JPH0659162B2 - Raw meat feeder - Google Patents

Description

BACKGROUND OF THE INVENTION 1. Field of the Invention The present invention relates to a raw meat feeding device for feeding raw meat of sausage, ham or other processed meat products.

Configuration of conventional technology and its problems For example, when feeding raw meat of sausage to a filling machine, the lower end of the hopper is connected to a raw meat feed pump, the raw meat is put into the hopper, and the raw meat is fed by the raw meat feed pump. The device is used. By the way, as is well known, the raw meat of sausage often contains air, and if the raw meat is sent to the filling machine as it is, a hollow portion is generated in the processed sausage, which causes a problem of deterioration in quality. is there. Therefore, it has been demanded to deaerate the air contained in the raw meat when the raw meat is fed by the raw meat feed pump. To solve this problem, when feeding the raw meat with the raw meat feed pump, it is conceivable that the air contained in the raw meat is degassed with the vacuum pump, but the raw meat should not be sucked into the vacuum pump. Need to consider.

Therefore, an object of the present invention is to deaerate the air contained in the raw material meat by the vacuum pump in the device for feeding the raw material meat by the raw material meat feeding pump so that the raw material meat itself is not sucked into the vacuum pump. And

Structure of the Invention The present invention is an apparatus in which the lower end of a hopper is connected to a raw meat feed pump, the raw meat is put into the hopper, and the raw meat is fed by the raw meat feed pump. In addition to forming an annular space between the inner and outer walls, the lower end of the space communicates with the hopper, and a vacuum pump is connected to the space to deaerate the air contained in the raw meat by the vacuum pump. It is characterized by doing so.

Description of Embodiments Hereinafter, embodiments of the present invention will be described.

In FIG. 1 and FIG. 2, this device is for feeding raw meat of sausage, and has a raw meat feed pump. As shown in FIG. 3, in this embodiment, a pair of reciprocating pumps (1A) and (1B) are used as raw material feed pumps, and the reciprocating pumps (1A) and (1B) correspond to the cylinder (2). piston
(3), which are arranged in parallel below the common hopper (4), and the piston (3) is reciprocally housed in the cylinder (2). The hopper (4) is a bifurcated one, the lower end of which is divided into two parts and connected to each reciprocating pump (1A), (1B), and the reciprocating pumps (1A), (1B) are the hopper (4). It has an inlet (5) communicating with. In addition, a pair of hydraulic cylinders
(6) is provided below each reciprocating pump (1A), (1B), and each reciprocating pump (1A), (1B) piston (3) is a hydraulic cylinder (6).
It is connected to the rod (7).

In addition, in each divided portion of the hopper (4), the peripheral wall of the hopper (4) is formed into a double wall shape, and an annular space (10) is formed between the inner wall (8) and the outer wall (9) of the peripheral wall. The lower end of the space (10) opens into the hopper (4) and communicates with it over the entire circumference. In addition, a cylindrical vertical wall (11) around the outer wall (9)
And an annular chamber (12) is formed between the outer wall (9) and the vertical wall (11), and the space (1
The upper end of (0) communicates with the chamber (12). And the fourth
As shown in the figure, a suction pipe (13) is connected to the chamber (12), and the suction pipe (13) is connected to a vacuum pump (14). Therefore, the space is connected to the vacuum pump (14) by the suction pipe (13) and the chamber (12).

In addition, as shown in FIG. 3, this device has a pair of feed blades.
(15A) and (15B), the feed vanes (15A) and (15B) are located in the hopper (4) at the positions corresponding to the reciprocating pumps (1A) and (1B). It extends spirally toward (2) and its lower end is fixed to the ring (16). The ring (16) is fitted in the annular gear (17). Further, a groove is provided on the outer peripheral surface of the ring (16) and a protrusion is provided on the inner peripheral surface of the gear (17), and the groove of the ring (16) is fitted into the protrusion of the gear (17), whereby the ring ( 16) and gear (17) are fixed. Therefore, the feed vanes (15A) and (15B) are supported by the ring (16) and the gear (17). The gear (17) is supported by a guide (18) and is rotatably guided, and the feed vanes (15A) and (15B) can rotate about a central axis (19). Further, a pair of hydraulic motors are provided outside the hopper (4), and the feed vanes (15A) and (15B) are connected to the hydraulic motors by a gear (17).

As shown in FIG. 4, suction ports of each reciprocating pump (1A), (1B)
A shutter (21) having a through hole (20) is provided in (5), and each shutter (21) is connected to a rod (23) of a hydraulic cylinder (22). Furthermore, a discharge port (24) for discharging raw meat is provided on the top of each reciprocating pump (1A), (1B), and the discharge port (24) is connected to a sausage filling machine via a pipe (25). There is.

In the raw meat feeder configured as described above, when the raw meat is put into the hopper (4) and the shutter (21) is moved forward by the hydraulic cylinder (22), the through hole (20) of the shutter (21) is opened. It coincides with the inlet (5) of the reciprocating pumps (1A), (1B), which opens the inlet (5) of the reciprocating pumps (1A), (1B). Then, when the piston (3) is lowered by the hydraulic cylinder (6), the raw meat of the hopper (4) is reciprocated by the pumps (1A), (1B) suction port (5) and the shutter (21) through hole (20). ) And is sucked into the cylinder (2). After that, the hydraulic cylinder (6) raises the piston (3) and the hydraulic cylinder (22) retracts the shutter (21), and the reciprocating pumps (1A), (1
The inlet (5) of (B) is closed by the shutter (21) and the raw meat is pushed out by the piston (3) from the outlet (24) of the cylinder (2), discharged, passed through the pipe (25), and sausage. Sent to the filling machine.

Raw meat is sequentially sucked into each reciprocating pump (1A), (1B) alternately,
When the raw material meat is discharged by the other reciprocating pump during the suction stroke of one reciprocating pump, the raw material meat is reciprocated by each reciprocating pump (1A),
It is also possible to discharge alternately from (1B) and to send continuously. If the discharge stroke of the other reciprocating pump is started immediately before the discharge stroke of the one reciprocating pump is completed, the pressure drop of the raw meat can be prevented. Also, one reciprocating pump
When sucking raw meat into (1A), hydraulic motor and gear (1
When the feed blade (15A) is rotated by (7), the feed blade (1A
The raw meat is pushed down by 5A) and can be smoothly inhaled. When the raw meat is sucked into the other reciprocating pump (1B), if the feed blade (15B) is rotated by the hydraulic motor, the raw meat is pushed down by the feed blade (15B) and can be smoothly sucked.

Further, this apparatus can also deaerate the air contained in the raw meat. When the chamber (12) is evacuated by the vacuum pump (14) and the suction pipe (13) while the raw meat is being sent by the reciprocating pumps (1A) and (1B), the space at the upper end of the space (10) The air of (10) is sucked into the chamber (12), and thereby the chamber (12) is evacuated. Furthermore, space
At the lower end of (10), the air in the hopper (4) is sucked into the space (10), and the hopper (4) is evacuated. Therefore, the air contained in the raw meat is extracted from the raw meat and deaerated in the hopper (4). In addition,
The air in the hopper (4) is sucked into the space (10) in the space (10).
The air flows upward in the space (10) and is discharged from the upper end of the space (10). Therefore, the own weight of the raw meat acts on the raw meat of the hopper (4), the raw meat itself is not drawn into the space (10), and is not sucked into the vacuum pump. Therefore, only the air contained in the raw meat is
0) and chamber (12) can be aspirated and degassed. Moreover, the air in the hopper (4) is distributed over the entire circumference of the space (10) and the chamber (12).
Is sucked into. Therefore, in the whole hopper (4),
The air contained in the raw meat can be effectively sucked and deaerated.

In this embodiment, a pair of reciprocating pumps is used as the raw material feed pump, but feed pumps of other types may be used. Further, not only the raw meat of sausage but also raw meat of ham or other processed meat products can be degassed by the air contained therein.

As described above, according to the present invention, when the raw meat is fed by the raw meat feed pump, the air contained in the raw meat can be degassed, and the raw meat itself is not sucked into the vacuum pump. , It is possible to achieve the intended purpose.

[Brief description of drawings]

FIG. 1 is a side view showing an embodiment of the present invention, and FIG.
FIG. 3 is a plan view of the drawing, FIG. 3 is a sectional view showing the hopper and reciprocating pump of FIG. 1, and FIG. 4 is a sectional view taken along line IV-IV of FIG. (1A), (1B) …… Reciprocating pump (4) …… Hopper (8) …… Inner wall (9) …… Outer wall (14) …… Vacuum pump

Claims (1)

[Claims] 1. An apparatus in which a lower end of a hopper is connected to a raw meat feeding pump, the raw meat is put into the hopper, and the raw meat is fed by the raw meat feeding pump,
The peripheral wall of the hopper is formed into a double wall shape, an annular space is formed between the inner wall and the outer wall of the hopper, the lower end of the space is communicated with the hopper, and a vacuum pump is connected to the space, A raw meat feeding device, characterized in that the air contained in the raw meat is deaerated by a vacuum pump.