Cam type high-speed stuffing filling mechanism

By introducing a buffer device and a multi-layer sealing ring V-trough structure into the filling mechanism, the problems of insufficient sealing and poor movement stability of the filling mechanism are solved, and higher sealing and stability are achieved, and the service life of the equipment is extended.

CN222583491UActive Publication Date: 2025-03-11惠州市新鑫辉自动化设备有限公司
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Patent Information

Application Number
CN202420740689.0
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2024-04-10
Publication Date
2025-03-11
Estimated Expiration
2034-04-10

AI Technical Summary

Technical Problem

The existing filling mechanism has insufficient sealing or sealing durability, and the cam movement stability is poor, resulting in shaking and abnormal noise problems during high-speed filling.

Method used

A cam-type high-speed filling mechanism is designed, using a buffer spring and an oil pressure buffer on the filling tube to improve stability, and a multi-layer sealing ring and V-groove structure are used in the sealing assembly to enhance sealing.

Benefits of technology

The movement stability of the filling mechanism is improved through the buffering device, the vibration and load are reduced, and the service life of the equipment is extended; the multi-layer sealing ring and V-shaped groove structure significantly improves the sealing property and avoids water leakage.

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Abstract

The utility model discloses a cam type high-speed stuffing filling mechanism in the field of stuffing filling mechanisms, which comprises a storage seat, a storage pipe and a pushing component arranged at one end of the storage seat, a pushing connecting rod cam component arranged in a case, a stuffing outlet pipe and a stuffing filling component arranged at one end of the storage seat, and a stuffing filling connecting rod cam component arranged at the bottom of the case. The second lifting seat is provided with a gland and a sealing assembly, the end face of the first lifting plate and the end face of the second lifting plate are each provided with a buffer spring and a set of oil pressure buffers, the buffer springs can play a buffering role in the running process of the wrapper punching follow-up swing arm and the stuffing filling follow-up swing arm, and the stability is improved; an oil pressure buffer can enable the wrapper punching follow-up swing arm and the stuffing filling follow-up swing arm not to vibrate during rising, the stability of the stuffing filling mechanism is improved, a first sealing ring, a second sealing ring and a third sealing ring are matched through V-shaped grooves, the sealing performance can be improved, the V-shaped grooves can be deformed by adjusting the pressing depth of a gland, and therefore the stuffing filling mechanism is convenient to use. And the sealing effect is adjusted by changing the combined inner diameter.
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Description

Technical Field

[0001] The utility model relates to the technical field of filling mechanisms, in particular to a cam type high-speed filling mechanism. Background Art

[0002] Noodles are a major component of Chinese cuisine, and are known for their long history, exquisite craftsmanship, rich variety, and diverse flavors. In the production process of dumplings, siu mai and other noodles, stuffing machines are usually required;

[0003] However, the filling mechanisms currently on the market have the following defects. First, the sealing or sealing durability is insufficient. The filling tube in the existing mechanism requires high-frequency and high-speed movement and needs to be frequently disassembled for cleaning. If an annular sealing ring is installed in the tube wall, it is easy to cause damage to the annular sealing ring during disassembly and assembly, affecting its normal use and having a short service life. If a skeleton oil seal is installed in the tube wall, the sealing of this type of structure is poor and water leakage is prone to occur, thus affecting the use of the filling mechanism. Second, the cam movement stability is poor. The traditional filling mechanism will shake when running at high speed. During long-term use, the filling mechanism is prone to abnormal noise and loosening of equipment screws due to the shaking problem. In order to avoid this problem, the running speed of the filling mechanism must be controlled within a certain range, so high-speed filling cannot be achieved. Utility Model Content

[0004] In order to overcome the deficiencies of the existing technical solutions, the utility model provides a cam-type high-speed filling mechanism, which can effectively solve the technical problems of insufficient sealing or sealing durability of the current filling mechanism and poor cam movement stability.

[0005] The technical solution adopted by the utility model to solve the technical problem is: a cam-type high-speed stuffing mechanism, comprising a chassis, a stuffing twisting assembly is arranged on the end surface of the chassis, the stuffing twisting assembly comprises a support frame, a material storage seat, a stuffing hopper arranged above the material storage seat and communicated with the interior thereof, a stuffing twisting motor arranged at the top of the support frame and an auger arranged inside the stuffing hopper, the material storage seat is provided with a rotary valve seat and a rotary valve;

[0006] A storage tube and a material pushing assembly are provided at one end of the material storage seat, and the material pushing assembly includes a material pushing swing rod, a material pushing connecting shaft and a material pushing block. A material pushing connecting rod cam assembly is provided inside the chassis, and the material pushing connecting rod cam assembly includes a material pushing rotary valve cam, a cam follower swing rod, a material pushing cam swing arm and a linear bearing provided on the side of the chassis;

[0007] The end of the material storage seat away from the material pushing assembly is provided with a filling tube and a filling assembly, the filling assembly includes a filling guide block, a skin punching tube, a filling tube and a filling blowing block, and the bottom of the chassis is provided with a filling connecting rod cam assembly, the filling connecting rod cam assembly includes a filling cam, a skin punching follower swing arm, a filling follower swing arm, a first lifting plate, a first lifting rod, a linear bearing seat, a second lifting plate, a second lifting rod, a first connecting seat, a second connecting seat, a first connecting shaft, a second connecting shaft, a first lifting seat and a second lifting seat;

[0008] The second lifting seat is provided with a gland and a sealing assembly, the sealing assembly is arranged above the leather washing pipe, the sealing assembly includes a first sealing ring, a second sealing ring and a third sealing ring which are arranged in an upper and lower distribution, and the first sealing ring, the second sealing ring and the third sealing ring are all provided with a V-shaped groove;

[0009] The end surfaces of the first lifting plate and the second lifting plate are provided with buffer springs and a group of hydraulic buffers. The first lifting plate, the second lifting plate and the chassis are provided with barb screws for connecting the buffer springs. The group of hydraulic buffers are spaced apart and arranged on the left and right.

[0010] Preferably, the pushing connecting shaft is movably connected to the pushing rocker arm, the top of the pushing rocker arm is provided with a pushing adjusting nut for limiting the longitudinal height position of the pushing connecting shaft, the pushing adjusting nut is threadedly connected to the pushing connecting shaft, the rotary valve is connected to a rotary valve connecting block, and the chassis is provided with a rotary valve adjusting nut for limiting the longitudinal height position of the rotary valve connecting block.

[0011] Preferably, a nut is provided at the front end of the filling guide block, a filling hopper water receiving box is provided on the end surface of the chassis, and a filling pipe water receiving box is provided on the end surface of the filling guide block.

[0012] Preferably, the output shaft of the stuffing-mincing motor is provided with a connecting sleeve for being connected to an auger drive.

[0013] Preferably, the pushing connecting shaft and the pushing rocker arm are perpendicular and connected to each other, one end of the pushing block is arranged inside the storage tube and slidably cooperates with it, the other end of the pushing block is connected to the pushing connecting shaft and moves therewith, one end of the pushing cam rocker arm is connected to the pushing rotary valve cam, and the other end of the pushing cam rocker arm is connected to the cam follower rocker arm, and one end of the cam follower rocker arm passes through the linear bearing and is connected to the bottom of the pushing rocker arm.

[0014] Preferably, the skin punching tube is arranged inside the filling guide block and slidably cooperates with it, the filling outlet tube extends to the inside of the filling guide block and is connected to the skin punching tube, the bottom end of the filling tube is arranged inside the skin punching tube and slidably cooperates with it, the filling blowing block is arranged inside the skin punching tube and is fixedly connected to the bottom end of the filling tube, the linear bearing seat is installed on the side of the chassis, one end of the skin punching follower swing arm and the filling follower swing arm are connected to the filling cam, and the other end of the skin punching follower swing arm is connected to the first lifting plate, the first lifting rod is installed on the end surface of the first lifting plate, and the first lifting rod passes through the linear bearing seat and the second connecting seat and then is connected to the first connecting seat. The first connecting shaft and the first connecting seat are connected to each other and rise and fall together with them, the first lifting seat is arranged on the outside of the first connecting shaft and rises and falls together with it, the filling tube is installed at the bottom of the first lifting seat and rises and falls together with it, the other end of the filling follower swing arm is connected to the second lifting plate, the second lifting rod is installed on the end surface of the second lifting plate, and the second lifting rod passes through the linear bearing seat and is connected to the second connecting seat, the second connecting shaft and the second connecting seat are connected to each other and rise and fall together with it, the second lifting seat is arranged on the outside of the second connecting shaft and rises and falls together with it, and the skinning tube is installed inside the second lifting seat and rises and falls together with it.

[0015] Compared with the prior art, the beneficial effects of the utility model are:

[0016] By arranging a buffer spring and a group of hydraulic buffers on the end surfaces of the first lifting plate and the second lifting plate, the buffer spring can play a buffering role during the operation of the skin-punching follower swing arm and the filling follower swing arm, reduce the load during the operation, and improve the stability. The hydraulic buffer can prevent the skin-punching follower swing arm and the filling follower swing arm from vibrating due to high-speed swinging when rising, and further improve the stability of the filling mechanism;

[0017] The first sealing ring, the second sealing ring and the third sealing ring are matched with each other through the V-shaped groove, which can effectively improve the sealing performance on the one hand, and on the other hand, the V-shaped groove can be deformed by adjusting the pressing depth of the pressure cover to change the combined inner diameter, thereby playing a role in adjusting the sealing effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1 It is a three-dimensional diagram of the cam-type high-speed filling mechanism of the utility model from a left angle;

[0019] Figure 2 It is a three-dimensional diagram of the cam-type high-speed filling mechanism of the utility model from the right side;

[0020] Figure 3 It is a cross-sectional view of the cam-type high-speed filling mechanism of the utility model from the main viewing angle;

[0021] Figure 4It is a structural exploded diagram of the sealing component in the cam-type high-speed filling mechanism of the utility model;

[0022] Figure 5 This is a working state diagram of the filling tube, the skin-punching tube and the filling guide block in the cam-type high-speed filling mechanism of the utility model;

[0023] Figure 6 It is a left view of the cam-type high-speed filling mechanism of the utility model.

[0024] Numbers in the figure:

[0025] 1-support frame, 100-chassis, 2-first connecting shaft, 3-first lifting rod, 4-filling guide block, 5-linear bearing seat, 6-nut, 7-hydraulic buffer, 8-cam drive sprocket, 9-stuffing motor, 10-connecting sleeve, 11-auger, 12-filling hopper, 13-storage seat, 14-rotary valve seat, 15-rotary valve, 16-push block, 17-push adjustment nut, 18-push connecting shaft, 19-push swing rod, 20-rotary valve adjustment nut, 21-push cam swing arm, 22-rotary valve connecting block, 23-push rotary valve cam, 24-linear bearing, 25-cam follower swing rod, 26-filling follower Moving swing arm, 27-filling cam, 28-skin punching follow-up swing arm, 29-buffer spring, 30-barb screw, 31-filling tube, 32-filling block, 33-skin punching tube, 34-filling tube, 35-second lifting plate, 36-first lifting plate, 37-second lifting rod, 38-first lifting seat, 39-second lifting seat, 40-second connecting shaft, 41-storage tube, 42-first connecting seat, 43-second connecting seat, 201-filling hopper water receiving box, 202-filling tube water receiving box, 301-pressing cover, 303-first sealing ring, 304-second sealing ring, 305-third sealing ring, 306-V-shaped groove. DETAILED DESCRIPTION

[0026] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0027] like Figure 1-6As shown, the utility model provides a cam-type high-speed stuffing mechanism, including a chassis 100, a stuffing twisting assembly is provided on the end surface of the chassis 100, the stuffing twisting assembly includes a support frame 1, a material storage seat 13, a stuffing hopper 12 arranged above the material storage seat 13 and communicating with the inside thereof, a stuffing twisting motor 9 arranged at the top of the support frame 1 and an auger 11 arranged inside the stuffing hopper 12, the output shaft of the stuffing twisting motor 9 is provided with a connecting shaft sleeve 10 for driving connection with the auger 11, and the material storage seat 13 is provided with a rotary valve 15 seat 14 and a rotary valve 15;

[0028] A storage tube 41 and a push assembly are provided at one end of the material storage seat 13, and the push assembly includes a push swing rod 19, a push connecting shaft 18 and a push block 16. A push connecting rod cam assembly is provided inside the chassis 100, and the push connecting rod cam assembly includes a push rotary valve cam 23, a cam follower swing rod 25, a push cam swing arm 21 and a linear bearing 24 provided on the side of the chassis 100. The push rotary valve cam 23 is provided with a driving motor and a cam transmission sprocket 8 for driving its rotation. The push material connecting shaft 18 and the push material swing rod 19 are perpendicular to each other and connected. One end of the push material block 16 is arranged inside the storage tube 41 and slidably cooperates with it. The other end of the push material block 16 is connected to the push material connecting shaft 18 and moves therewith. One end of the push material cam swing arm 21 is connected to the push material rotary valve cam 23, and the other end of the push material cam swing arm 21 is connected to the cam follower swing rod 25. One end of the cam follower swing rod 25 passes through the linear bearing 24 and is connected to the bottom of the push material swing rod 19.

[0029] The end of the material storage seat 13 away from the pushing assembly is provided with a stuffing discharge tube 31 and a stuffing assembly, and the stuffing assembly includes a stuffing guide block 4, a skin punching tube 33, a stuffing tube 34 and a stuffing blowing block 32, and the bottom of the chassis 100 is provided with a stuffing connecting rod cam assembly, and the stuffing connecting rod cam assembly includes a stuffing cam 27, a skin punching follower swing arm 28, a stuffing follower swing arm 26, a first lifting plate 36, a first lifting rod 3, a linear bearing seat 5, a second lifting plate 35, a second lifting rod 37, a first connecting seat 42, a second connecting seat 43, a first connecting shaft 2, a second connecting shaft 40, a first lifting seat 38 and a first lifting seat 39. The second lifting seat 39, the front end of the filling guide block 4 is provided with a nut 6, the end surface of the chassis 100 is provided with a filling hopper water receiving box 201, the end surface of the filling guide block 4 is provided with a filling tube water receiving box 202, the filling cam 27 is provided with a driving motor and a cam transmission sprocket 8 for driving its rotation, the skin-washing tube 33 is arranged inside the filling guide block 4 and slides with it, the filling outlet tube 31 extends to the inside of the filling guide block 4 and is connected to the skin-washing tube 33, the bottom end of the filling tube 34 is arranged inside the skin-washing tube 33 and slides with it, and the filling blowing block 32 is arranged inside the skin-washing tube 33 The first lifting rod 3 is installed on the end surface of the first lifting plate 36, and the first lifting rod 3 passes through the linear bearing seat 5 and the second connecting seat 43 and is connected to the first connecting seat 42. The first connecting shaft 2 and the first connecting seat 42 are connected to each other and rise and fall together. The first lifting seat 38 is arranged on the outer side of the first connecting shaft 2. The filling tube 34 is installed at the bottom of the first lifting seat 38 and is lifted and lowered therewith. The other end of the filling follower swing arm 26 is connected to the second lifting plate 35. The second lifting rod 37 is installed on the end surface of the second lifting plate 35. The second lifting rod 37 passes through the linear bearing seat 5 and is connected to the second connecting seat 43. The second connecting shaft 40 and the second connecting seat 43 are connected to each other and are lifted and lowered therewith. The second lifting seat 39 is penetrated at the outside of the second connecting shaft 40 and is lifted and lowered therewith. The skin-washing tube 33 is installed inside the second lifting seat 39 and is lifted and lowered therewith.

[0030] The second lifting seat 39 is provided with a pressure cover 301 and a sealing assembly, and the sealing assembly is arranged above the skin-washing tube 33. The sealing assembly includes a first sealing ring 303, a first sealing ring 304 and a first sealing ring 305 which are arranged in an upper and lower distribution. The first sealing ring 303, the first sealing ring 304 and the first sealing ring 305 are all provided with a V-shaped groove 306;

[0031] The end surfaces of the first lifting plate 36 and the second lifting plate 35 are provided with a buffer spring 29 and a group of hydraulic buffers 7. The first lifting plate 36, the second lifting plate 35 and the chassis 100 are provided with barb screws 30 for connecting the buffer springs 29. The group of hydraulic buffers 7 are arranged at intervals on the left and right.

[0032] The push connecting shaft 18 is movably connected to the push rocker arm 19, and a push adjusting nut 17 for limiting the longitudinal height position of the push connecting shaft 18 is provided at the top end of the push rocker arm 19. The push adjusting nut 17 is threadedly connected to the push connecting shaft 18, and the rotary valve 15 is connected to a rotary valve connecting block 22, and the chassis 100 is provided with a rotary valve adjusting nut 20 for limiting the longitudinal height position of the rotary valve connecting block 22.

[0033] Compared with traditional technology:

[0034] By arranging a buffer spring 29 and a group of hydraulic buffers 7 on the end surfaces of the first lifting plate 36 and the second lifting plate 35, the buffer spring 29 can play a buffering role during the operation of the skin follower swing arm 28 and the filling follower swing arm 26, reduce the load during the operation, and improve the stability. The hydraulic buffer 7 can prevent the skin follower swing arm 28 and the filling follower swing arm 26 from vibrating due to high-speed swinging when rising, and further improve the stability of the filling mechanism;

[0035] The first sealing ring 303, the first sealing ring 304 and the first sealing ring 305 are matched with each other through the V-shaped groove 306, which can effectively improve the sealing performance on the one hand, and on the other hand, the V-shaped groove 306 can be deformed by adjusting the pressing depth of the gland 301, thereby changing the combined inner diameter and adjusting the sealing effect. The first sealing ring 303, the first sealing ring 304 and the first sealing ring 305 are all made of polytetrafluoroethylene material, which is wear-resistant and ductile and meets the food safety characteristics;

[0036] The filling blowing block 32 is provided with dense holes. When the filling is pushed out, the filling blowing block 32 is activated to blow out the filling adhering to the tube wall, and the filling weight control is more stable.

[0037] The arrangement of the rotary valve connecting block 22, the rotary valve adjusting nut 20 and the pusher adjusting nut 17 enables free adjustment of the length of the pusher swing rod 19, thereby adjusting the stuffing advancement or the rotation angle of the rotary valve 15, and further achieving adjustment of the stuffing weight.

[0038] Working principle:

[0039] The filling material is poured into the filling hopper 12, and the filling motor 9 drives the auger 11 to rotate. The auger 11 pushes the filling material into the storage seat 13 during the rotation process. The storage seat 13 plays a role of pressurization in this step to avoid the problem of intermittent filling material, and the filling material is pushed toward the storage tube 41 during the continuous pushing process. Then the rotary valve 15 is rotated, so that the filling hopper 12 and the storage seat 13 are no longer connected, and the storage seat 13 and the filling outlet pipe 31 are connected to each other. Then the pusher rotary valve cam 23 rotates under the driving action of the driving motor and the cam transmission sprocket. During the rotation process, the pusher rotary valve cam 23 drives the cam follower swing arm 21 to move. , thereby driving the pushing swing rod 19 to move, and then driving the pushing block 16 to move. When the pushing block 16 moves, it pushes the predetermined weight of stuffing into the skin punching tube 33. The stuffing cam 27 rotates under the driving action of the driving motor and the cam transmission sprocket. During the rotation, the stuffing cam 27 moves through the skin punching follower swing arm 28 and the stuffing follower swing arm 26, thereby driving the first lifting rod 3 and the second lifting rod 37 to do lifting movement, and then driving the stuffing tube 34 and the stuffing outlet tube 31 to do lifting movement together with it. The stuffing tube 34 pushes the stuffing out of the skin punching tube 33 when it descends, and the skin punching tube 33 is blocked at the end of the stuffing outlet tube 31 when it moves downward, thereby achieving the effect of closing the stuffing outlet hole.

[0040] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other specific forms without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be regarded as exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes falling within the meaning and scope of the equivalent elements of the claims be included in the present invention. Any reference numeral in a claim should not be regarded as limiting the claim to which it relates.

Claims

1. A cam-type high-speed filling mechanism, including a chassis, characterized in that: A stuffing twisting assembly is provided on the end surface of the chassis, and the stuffing twisting assembly includes a support frame, a material storage seat, a stuffing hopper provided above the material storage seat and communicated with the interior thereof, a stuffing twisting motor provided at the top of the support frame, and an auger provided inside the stuffing hopper, and the material storage seat is provided with a rotary valve seat and a rotary valve; A storage tube and a material pushing assembly are provided at one end of the material storage seat, and the material pushing assembly includes a material pushing swing rod, a material pushing connecting shaft and a material pushing block. A material pushing connecting rod cam assembly is provided inside the chassis, and the material pushing connecting rod cam assembly includes a material pushing rotary valve cam, a cam follower swing rod, a material pushing cam swing arm and a linear bearing provided on the side of the chassis; The end of the material storage seat away from the material pushing assembly is provided with a filling tube and a filling assembly, the filling assembly includes a filling guide block, a skin punching tube, a filling tube and a filling blowing block, and the bottom of the chassis is provided with a filling connecting rod cam assembly, the filling connecting rod cam assembly includes a filling cam, a skin punching follower swing arm, a filling follower swing arm, a first lifting plate, a first lifting rod, a linear bearing seat, a second lifting plate, a second lifting rod, a first connecting seat, a second connecting seat, a first connecting shaft, a second connecting shaft, a first lifting seat and a second lifting seat; The second lifting seat is provided with a gland and a sealing assembly, the sealing assembly is arranged above the leather washing pipe, the sealing assembly includes a first sealing ring, a second sealing ring and a third sealing ring which are arranged in an upper and lower distribution, and the first sealing ring, the second sealing ring and the third sealing ring are all provided with a V-shaped groove; The end surfaces of the first lifting plate and the second lifting plate are provided with buffer springs and a group of hydraulic buffers. The first lifting plate, the second lifting plate and the chassis are provided with barb screws for connecting the buffer springs. The group of hydraulic buffers are spaced apart and arranged on the left and right.

2. The cam type high-speed filling mechanism according to claim 1, characterized in that: The push connecting shaft is movably connected to the push swing arm, and the top of the push swing arm is provided with a push adjusting nut for limiting the longitudinal height position of the push connecting shaft. The push adjusting nut is threadedly connected to the push connecting shaft, the rotary valve is connected to a rotary valve connecting block, and the chassis is provided with a rotary valve adjusting nut for limiting the longitudinal height position of the rotary valve connecting block.

3. The cam type high-speed filling mechanism according to claim 1, characterized in that: A nut is provided at the front end of the filling guide block, a filling hopper water receiving box is provided on the end surface of the chassis, and a filling pipe water receiving box is provided on the end surface of the filling guide block.

4. The cam type high-speed filling mechanism according to claim 1, characterized in that: The output shaft of the stuffing-twisting motor is provided with a connecting sleeve for drivingly connecting with an auger.

5. The cam type high speed filling mechanism according to claim 1, characterized in that: The pushing connecting shaft and the pushing swing arm are perpendicular and connected to each other, one end of the pushing block is arranged inside the storage tube and slides with it, the other end of the pushing block is connected to the pushing connecting shaft and moves therewith, one end of the pushing cam swing arm is connected to the pushing rotary valve cam, and the other end of the pushing cam swing arm is connected to the cam follower swing arm, and one end of the cam follower swing arm passes through the linear bearing and is connected to the bottom of the pushing swing arm.

6. The cam type high speed filling mechanism according to claim 1, characterized in that: The skin punching tube is arranged inside the filling guide block and slidably cooperates with it, the filling outlet tube extends to the inside of the filling guide block and is connected to the skin punching tube, the bottom end of the filling tube is arranged inside the skin punching tube and slidably cooperates with it, the filling blowing block is arranged inside the skin punching tube and is fixedly connected to the bottom end of the filling tube, the linear bearing seat is installed on the side of the chassis, one end of the skin punching follower swing arm and the filling follower swing arm is connected to the filling cam, and the other end of the skin punching follower swing arm is connected to the first lifting plate, the first lifting rod is installed on the end surface of the first lifting plate, and the first lifting rod passes through the linear bearing seat and the second connecting seat and is connected to the first connecting seat, the The first connecting shaft and the first connecting seat are connected to each other and rise and fall together with them, the first lifting seat is arranged on the outside of the first connecting shaft and rises and falls together with it, the filling tube is installed at the bottom of the first lifting seat and rises and falls together with it, the other end of the filling follower swing arm is connected to the second lifting plate, the second lifting rod is installed on the end surface of the second lifting plate, and the second lifting rod passes through the linear bearing seat and is connected to the second connecting seat, the second connecting shaft and the second connecting seat are connected to each other and rise and fall together with it, the second lifting seat is arranged on the outside of the second connecting shaft and rises and falls together with it, and the skinning tube is installed inside the second lifting seat and rises and falls together with it.