JPH0125595B2 - - Google Patents

Description

DETAILED DESCRIPTION OF THE INVENTION Field of the Invention The present invention relates to an improvement in a chair cover upholstery machine.

(Prior Art) Conventionally, the work of pasting up the chair cover 1 of a chair has been carried out manually by an operator using a pasting machine 19 and a tacker device 20 shown in FIGS. 7 and 8.

The pasting work referred to here means that in order to paste the chair cover 1 onto the surface of the core material 2, the worker uses the pasting machine 19 and the tacker device 20 shown in FIGS. Stretch it firmly with
This refers to the work of fixing with a 0 needle.

The conventional pasting machine 19 shown in FIG.
, a pressing device 6 that presses the core material 2 , and a steam injection device 7 that injects steam onto the pasting section 3 .

Hereinafter, the process of attaching a conventional chair cover to a chair will be described based on FIGS. 7 and 8.

(a) Place the chair cover 1, cushion material 8, and core material 2 in this order on the upper surface of the lower support plate 5 for sticking.

(b) Press the core material 2 from above using the pressing device 6.

(c) First, hold the steam injection device 7 in your hand and inject steam to the sticking part 3 to make it flexible, then tighten the sticking part 3 by hand, and hold the tassel device 20 in your hand. Then, the sticking part 3 is fixed to the back surface of the core material 2 with the needle of the tacker device 20.

(d) The pasting work described in (c) above is performed while the worker rotates the rotatable pasting work table 4 by hand.

(e) As shown in FIG. 8, the pasting operations described in (c) and (d) above are completed in one rotation, and the pressing force of the pressing device 6 is released.

(f) Repeat the process of attaching the chair cover to the chair in (a) to (e) above.

(Problems to be Solved by the Invention) However, the above conventional technology has the following problems.

First, hold the steam injection device 7 in your hand and inject steam to the pasting part 3 to make it flexible, then tighten the pasting part 3 by hand, hold the tacker device 20 in your hand, and inject steam into the core material 2. The sticking part 3 is fixed to the back surface with the needle of the tacker device 20. Furthermore, since the above-mentioned pasting work is performed by the operator while manually rotating the rotatable pasting workbench 4, the pasting work becomes very complicated. Therefore, the worker gets tired as time passes, so the chair cover 1
The efficiency of the pasting work is reduced, and sometimes the tension of the chair cover 1 becomes uneven, resulting in defective products with "wrinkles" in the pasting area 3.

Therefore, it is an object of the first invention and the second invention of the present invention to provide a chair cover 1 pasting machine that can improve the work efficiency of the chair cover 1 pasting work and improve the quality of the product. shall be.

(Means for Solving the Problems) The technical means taken by the present invention to solve the above problems are as follows: In the first invention, the movable part 9 and the fixed part 10
A lower support device 12 provided with the lower support device 12 , a heater 11 that heats the lower support device 12 , a pressing device 6 that presses the movable portion 9 of the lower support device 12 , and a The device is characterized in that it includes an absorbing device 13 that absorbs the pressing force of the pressing device 6.

In the second invention, a support stand 14 that supports the lower support device 12, a drive device 16 that drives this support stand 14, and a movable part 9 and a fixed part 10 that are supported on this support stand 14 are provided. A lower receiving device 12 provided with the
A heater 11 that heats the lower support device 12 and a pressing device 6 that presses the movable part 9 of the lower support device 12.
and an absorbing device 13 that absorbs the pressing force of the pressing device 6 via the movable part 9 of the lower receiving device 12.

(Actions of the invention) In the first invention, by adopting this configuration, the following effects are achieved.

The pressing device 6 presses the movable part 9 of the lower receiving device 12. Then, the absorption device 13 absorbs the pressing force of the pressing device 6 by the thickness 15 of the product through the movable part 9 of the lower support device 12, as shown in FIG. The portion 9 is pressed to maintain balance with the pressing force of the pressing device 6.

Therefore, the chair cover 1 is stretched on the lower supporting device 12 in a tighter state than before. Further, the chair cover 1 is made flexible by the action of the heater 11 that heats the underlay device 12, and more uniform tension is possible.

In other words, as in the past, the operator
There is no need to manually tighten the material by hand, and
This eliminates the need for manual labor to hold the steam injection device 7 in hand and inject steam to the sticking part 3 to make the sticking part 3 flexible, so the operator simply holds the tacker device 20 in his hand and fixes the sticking part 3 with a needle. All you have to do is do the work you want to do.

In the second invention, by adopting this configuration, the following effects are achieved.

The pressing device 6 presses the movable part 9 of the lower receiving device 12. Then, the absorption device 13 absorbs the pressing force of the pressing device 6 by the thickness 15 of the product through the movable part 9 of the lower support device 12, as shown in FIG. The portion 9 is pressed to maintain balance with the pressing force of the pressing device 6.

Therefore, the chair cover 1 is stretched on the lower supporting device 12 in a tighter state than before. Further, the chair cover 1 is made flexible by the action of the heater 11 that heats the underlay device 12, and more uniform tension is possible.

In other words, as in the past, the operator
There is no need to manually tighten the material by hand, and
This eliminates the need for manual labor to hold the steam injection device 7 in hand to inject steam onto the sticking portion 3 to make the sticking portion 3 flexible.
All you have to do is hold it in your hand and fix the sticking part 3 with a needle.

Next, by providing the drive device 16 that drives the support stand 14, the worker does not have to attach the chair cover 1 while rotating the support stand 14 by hand as in the conventional case, so the worker does not get tired. . Therefore, the work efficiency of attaching the chair cover 1 to the chair can be improved.

(Embodiments) Hereinafter, preferred embodiments of the present invention will be described in detail by way of example with reference to the drawings.

However, unless there is a specific description, the shapes of the components described in this example, their relative positions, etc. are not intended to limit the scope of this invention to these, but are merely illustrative examples. It's nothing more than that.

FIG. 1 is an overall perspective view of a chair cover pasting machine for a chair, which is an embodiment of the present invention.

FIG. 2 is an overall front view of a chair cover pasting machine for a chair, which is an embodiment of the present invention.

FIGS. 3, 4, and 5 are partial front views showing the process of applying a chair cover to a chair according to an embodiment of the present invention.

FIG. 6 is a partially enlarged view of FIG. 5.

Now, based on FIG. 1 and FIG. 2, the specific configuration of an embodiment of the first invention and the second invention will be described below.

First, as shown in FIGS. 1 and 2, the specific configuration of an embodiment according to the first invention includes a lower receiving device 12 including a movable part 9 and a fixed part 10, and this lower receiving device. 12; a pneumatic pressing cylinder which is a pressing device 6 that presses the movable part 9 of the lower receiving device 12;
and a pneumatic absorber cylinder, which is an absorption device 13 that absorbs the pressing force of the pneumatic pressing cylinder through.

Next, as shown in FIGS. 1 and 2, the specific configuration of an embodiment according to the second invention includes a motor, which is a drive device 16 that rotates the support base 14, and a support base 14. A lower support device 12 including a movable part 9 and a fixed part 10 supported on the support stand 14;
A heater 11 that heats this lower support device 12 and a pressing device 6 that presses the movable part 9 of this lower support device 12.
a pneumatic pressing cylinder, and the lower receiving device 12.
The pneumatic absorber cylinder is an absorption device 13 that absorbs the pressing force of the pneumatic pressing cylinder through the movable part 9 of the cylinder.

Next, Figure 1, Figure 2, Figure 3, Figure 4, Figure 5
DESCRIPTION OF THE PREFERRED EMBODIMENTS The process of attaching a chair cover 1 to a chair according to an embodiment of the present invention will be described with reference to the drawings.

PVC leather, which is the chair cover 1, and urethane, which is the cushion material 8, are placed on the upper surface of the lower support device 12 at predetermined positions in this order.

Ventilation 1 is made of plywood which is the core material 2.
Suction board at 7.

A pneumatic pressing cylinder, which is a pressing device 6, is operated to press the movable part 9 of the lower receiving device 12 by an amount corresponding to the thickness 15 of the product, and the vinyl chloride leather, which is the chair cover 1, is put in a tensioned state.

Turn on the motor start switch of control device 18
Make it. The support base 14 starts rotating. At the same time, the worker holds the tatsuker device 20 in his hand,
The pasting work of the pasting section 3 is started.

The support stand 14 rotates once and the pasting work is completed.

The pressing force of the pneumatic pressing cylinder, which is the pressing device 6, is released.

Repeat the process of attaching the chair cover 1 to the chair mentioned above.

The above is the chair cover 1 which is one embodiment of the present invention.
This is the pasting work process.

In this embodiment, as shown in FIGS. 3, 4, and 5, the movable part 9 of the lower receiving device 12 is an inner frame, but the outer frame is the movable part 9, and the pressing device 6 is The absorption device 13 may be provided in the lower part and the absorber 13 in the upper part.

Further, in this embodiment, the pressing device 6 and the absorbing device 13
Although the operation was performed under pneumatic control, it may also be operated under hydraulic control.

Further, in this embodiment, the ventilator 17 is operated to suction the plywood, but any material can be used as long as it has a vacuum effect. There is also a method of placing the plywood directly on the cushion material 8 without using a suction board.

Further, the material of the chair cover 1 may be cloth, vinyl chloride, etc. other than vinyl chloride leather.

Further, the function of the heater is to make the chair cover 1 flexible, but if the material of the chair cover 1 is flexible like cloth, the heater is not activated.

Further, the material of the cushion material 8 may be other than urethane.

Further, the material of the core material 2 may be reinforced plastic plywood, special fiber plywood, etc. other than veneer plywood.

Further, the support stand 14 may have a shape other than circular.

Further, the drive device 16 that drives the support base 14 may be other than a motor.

(Effects of the Invention) In the first invention, by adopting this configuration, the following effects are achieved.

The pressing device 6 presses the movable part 9 of the lower receiving device 12. Then, the absorption device 13 absorbs the pressing force of the pressing device 6 by the thickness 15 of the product through the movable portion 9 of the lower support device 12, as shown in FIG. 9 and press device 6.
Maintain equilibrium with the pressing force of

Therefore, the chair cover 1 is stretched on the lower supporting device 12 in a tighter state than before. Further, the chair cover 1 is made flexible by the action of the heater 11 that heats the underlay device 12, and more uniform tension is possible.

In other words, as in the past, the operator
There is no need to manually tighten the material by hand, and
This eliminates the need for manual labor to hold the steam injection device 7 in hand and inject steam onto the sticking part 3 to make the sticking part 3 flexible, so the operator simply holds the tacker device 20 in his hand and fixes the sticking part 3 with a needle. All you have to do is do the work.

Therefore, it is easier for the operator to attach the chair cover 1 than in the past, so the operator does not get tired, and since the tension of the chair cover does not become uneven, wrinkles do not form in the attachment part 3. In other words, it is possible to improve the work efficiency of attaching the chair cover 1 to the chair and to improve the quality of the product.

In the second invention, by adopting this configuration, the following effects are achieved.

The pressing device 6 presses the movable part 9 of the lower receiving device 12. Then, the absorption device 13 absorbs the pressing force of the pressing device 6 by the thickness 15 of the product through the movable portion 9 of the lower support device 12, as shown in FIG. 9 and press device 6.
Maintain equilibrium with the pressing force of

Therefore, the chair cover 1 is stretched on the lower supporting device 12 in a tighter state than before. Further, the chair cover 1 is made flexible by the action of the heater 11 that heats the underlay device 12, and more uniform tension is possible.

In other words, as in the past, the operator
There is no need to manually tighten the material by hand, and
This eliminates the need for manual labor to hold the steam injection device 7 in hand and inject steam to the sticking part 3 to make the sticking part 3 flexible, so the operator simply holds the tacker device 20 in his hand and fixes the sticking part 3 with a needle. All you have to do is do the work you want to do.

Next, by providing the drive device 16 that drives the support stand 14, the worker does not have to attach the chair cover 1 while rotating the support stand 14 by hand as in the past, so the worker does not get tired. . Therefore, the efficiency of attaching the chair cover 1 to the chair can be improved.

Therefore, as in the first invention, the worker can attach the chair cover 1 more easily than before, so the worker does not get tired, and since the tension of the chair cover does not become uneven, it is possible to I can't get "wrinkles". In other words, the efficiency of attaching the chair cover 1 to the chair can be improved and the quality of the product can be improved.

[Brief explanation of drawings]

FIG. 1 is an overall perspective view of a chair cover pasting machine for a chair, which is an embodiment of the present invention. FIG. 2 is an overall front view of a chair cover pasting machine for a chair, which is an embodiment of the present invention. Figure 3, Figure 4,
FIG. 5 is a partial front view showing the process of applying a chair cover to a chair, which is an embodiment of the present invention. FIG. 6 is a partially enlarged view of FIG. 5. FIG. 7 is an overall front view of a conventional chair cover 1 pasting machine 19. FIG. 8 is a partial perspective view of a conventional chair cover 1 pasting machine 19. Explanation of symbols, 1... Chair cover, 2... Core material,
3... Pasting section, 4... Pasting work table, 6...
...Press device, 8...Cushion material, 9...Movable part, 10...Fixed part, 11...Heater, 12...
... Lower support device, 13 ... Absorption device, 14 ... Support stand, 15 ... Thickness of product, 16 ... Drive device, 1
8...Control device, 20...Tatsuker device.

Claims (1)

[Scope of Claims] 1. A lower support device including a movable part and a fixed part, a heater that heats the lower support device, a pressing device that presses the movable part of the lower support device, and a lower support device that presses the movable part of the lower support device. A chair cover pasting machine comprising: an absorbing device that absorbs the pressing force of the pressing device via a movable part. 2. A lower support device that includes a support base that supports the lower support device, a drive device that drives this support base, a movable part and a fixed part that are supported on the support base, and a heating system for this lower support device. A chair comprising: a heater that presses a movable part of the lower supporting device; a pressing device that presses a movable part of the lower supporting device; and an absorbing device that absorbs the pressing force of the pressing device via the movable part of the lower supporting device. Chair cover pasting machine.