Multi-station sheep skin pulling machine and processing method thereof

Abstract

A multi-station sheep skin pulling machine and a processing method thereof, the multi-station sheep skin pulling machine comprising: a base provided with a middle column, the middle column comprising a base plate and a middle stand, and a rotating oil distribution disc being installed on the middle stand; a plurality of stands are uniformly installed on the outer edge of the base plate, and a sliding mechanism is arranged on each stand; an inner track is installed at the top end of the middle stand; an outer track is arranged corresponding to the inner track and connected with a suspension beam through an outer track support; a control track comprises a track support and a control plate, the track support is installed on the outer track support, and the control plate is installed on the track support and controls the opening and closing of a hydraulic valve; and a skin rolling device is installed on the sliding mechanism, the skin rolling device comprising a driving mechanism, a skin rolling roller and a skin rolling transmission mechanism, the skin rolling roller being connected with the driving mechanism through the skin rolling transmission mechanism, and the skin rolling transmission mechanism being used for controlling the opening and closing of the skin rolling roller. The application also provides a processing method of the multi-station sheep skin pulling machine.

Description

Technical Field

[0001] This invention relates to sheep slaughtering and processing machinery, and in particular to a multi-station sheep skinning machine and its processing method in a sheep slaughtering and processing production line. Background Technology

[0002] The basic sheep slaughtering and processing technology includes stabbing and bleeding, pre-skinning, changing tracks to cut off the head and hooves, skinning, evisceration and separation of internal organs, simultaneous sanitary inspection, and carcass trimming. Skinning is an important step in sheep slaughtering and processing, and the skinning machine is the key equipment in this process.

[0003] In existing sheep slaughtering and processing production lines, the common skinning machine used in the skinning process is a single-station skinning machine. This type of skinning machine has only one skin-rolling device, and can only skin one sheep at a time, resulting in low efficiency. In order to match the speed of the production line, multiple skinning machines are often required to be installed on each production line. This not only requires extending the length of the skinning production line, but also requires operators for each skinning machine. The skins that are skinned are scattered at each skinning machine position, requiring more and longer skin conveyor lines, which increases equipment and labor costs. Summary of the Invention

[0004] The technical problem to be solved by the present invention is to address the above-mentioned deficiencies of the prior art by providing a multi-station sheep skinning machine and its processing method in a sheep slaughtering and processing production line.

[0005] To achieve the above objectives, the present invention provides a multi-station sheep skinning machine, comprising:

[0006] The base has a central column, which includes a chassis and a central column mounted on the chassis. A rotating oil distribution plate is mounted on the central column for supplying oil to the hydraulic cylinder and the hydraulic motor. Multiple columns are evenly mounted on the outer edge of the chassis, and each column is equipped with a sliding mechanism.

[0007] An inner rail is provided at the top of the column, and the center flange of the inner rail is connected to the top of the intermediate column.

[0008] An outer track is provided corresponding to the inner track and is connected to the suspension beam through an outer track bracket. The outer track is stationary, while the inner track rotates synchronously with the intermediate column.

[0009] A control track, including a track bracket and a control plate, wherein the track bracket is mounted on the outer track bracket, and the control plate is mounted on the track bracket and used to control the opening and closing of hydraulic valves; and

[0010] A skin rolling device is installed on the sliding mechanism, which comprises a driving mechanism, a skin rolling roller and a skin rolling transmission mechanism, the skin rolling roller is connected with the driving mechanism through the skin rolling transmission mechanism, and the skin rolling transmission mechanism is used for controlling the opening and clamping of the skin rolling roller.

[0011] The multi-station sheep skin pulling machine, wherein the outer track comprises an outer track frame, a track slot and a corner wheel, the outer track frame is installed on the outer track support, a nylon track is installed in the track slot, a transmission chain is arranged in the nylon track, and the corner wheels are arranged at the entrances and exits of the track slots respectively to guide the conveying line to enter and exit the skin pulling machine.

[0012] The multi-station sheep skin pulling machine, wherein a brake device is further installed on the outer track and located above the corner wheels, a corner wheel brake disc is coaxially installed on the corner wheel, and the friction plate of the brake device is arranged correspondingly to the corner wheel brake disc.

[0013] The multi-station sheep skin pulling machine, wherein the inner track comprises a track plate, a plurality of push plates and a support square tube, the push plates are uniformly distributed on the outer side of the track plate corresponding to the stand columns, one end of the support square tube is connected with the track plate, the other end of the support square tube is connected with the center flange, and the stand columns are fixed below the support square tube, the track plate is used for supporting the nylon track of the outer track, a sheep hanging piece is installed on the transmission chain, the transmission chain drives the sheep hanging piece to move when the transmission chain moves, the sheep hanging piece pushes the push plates to drive the inner track to rotate synchronously.

[0014] The multi-station sheep skin pulling machine, wherein an oil cylinder is further arranged, the cylinder body of the oil cylinder penetrates through the oil cylinder mounting hole on the support square tube and is fixed, and the top end of the piston rod of the oil cylinder is connected with the sliding mechanism.

[0015] The multi-station sheep skin pulling machine, wherein the control track is installed on the outer track support through a square tube, the inner side of the control track is installed on the upper stand column of the intermediate column through a bearing, and a plurality of nylon strips for controlling the on-off of the hydraulic valve are installed on the outer side of the control track.

[0016] The multi-station sheep skin pulling machine, wherein a rotary joint is further arranged to provide an uninterrupted oil path, the upper end of the rotary joint is installed on the outer track support, the lower end of the rotary joint is installed on a bearing seat, and the bearing seat is installed on the outer track support through a bearing hanger.

[0017] The multi-station sheep skin pulling machine, wherein an oil pipe fixing frame is further arranged on the intermediate column to fix the hydraulic oil pipe.

[0018] In order to better achieve the above-mentioned purpose, the application further provides a multi-station sheep skin pulling machine and a processing method thereof, which comprises the following steps:

[0019] S100, the transmission chain is driven by the driving motor, the transmission chain enters the nylon track from the corner wheel on one side of the outer track and is turned out from the corner wheel on the other side; the skin rolling device is located at the highest position of the up-and-down stroke, the skin rolling roller is opened, and the pre-dial sheep skin on the conveying line is placed between the two skin rolling rollers;

[0020] S200, the hanging sheep part is installed on the transmission chain, the hanging sheep part pushes the dial plate of the inner track to drive the lower part to rotate during the rotation of the transmission chain; the two skin rolling rollers clamp the sheep skin and rotate clockwise;

[0021] S300, the control track controls the oil cylinder to move downward to the lowest end of the up-and-down stroke of the skin rolling device, the skin rolling roller rotates clockwise, tightens the sheep skin and pulls it off;

[0022] S400, the skin rolling device continues to rotate clockwise until the sheep skin is completely pulled off;

[0023] S500, the skin rolling device rotates counterclockwise, and moves upward to the highest position of the up-and-down stroke through the control of the oil cylinder, and the pulled-off sheep skin is unfolded; and

[0024] S600, the skin rolling device continues to rotate counterclockwise until the sheep skin is completely unfolded, the skin rolling roller is opened, the sheep skin is loosened and put down.

[0025] The multi-station sheep skin pulling machine and the processing method thereof described above further comprise:

[0026] In an emergency, the cylinder of the brake device contracts, the friction plate of the brake device and the corner wheel brake disc generate friction, so that the corner wheel and the transmission chain stop rotating.

[0027] The technical effect of the application is that:

[0028] The application can clamp the sheep skin at a specific position, rotate and pull off the sheep skin, unfold the sheep skin in reverse and loosen the sheep skin at a specific position, and the skin pulling machine automatically performs each process; the skin rolling device and the sheep conveying line rotate synchronously during the skin pulling process, the skin pulling efficiency is high, the skin pulling process uses the combination of skin rolling and pulling, and can meet the skin pulling of sheep of various sizes. The structure is reasonable, the operation and use are convenient, the efficiency is high, time and labor are saved, and it is safe and reliable.

[0029] The application will be described in detail below in combination with the drawings and specific embodiments, but is not limited to the application. BRIEF DESCRIPTION OF DRAWINGS

[0030] Figure 1A It is a structural schematic diagram of a multi-station skin pulling machine according to an embodiment of the application;

[0031] Figure 1B is a partial side view of the present application; Figure 1A

[0032] Figure 2A is a schematic diagram of the base structure of the leather pulling machine according to an embodiment of the present application;

[0033] Figure 2B is a top view of the present application; Figure 2A

[0034] Figure 3 is a schematic diagram of the column structure according to an embodiment of the present application;

[0035] Figure 4 is a schematic diagram of the leather rolling device structure according to an embodiment of the present application;

[0036] Figure 5 is a schematic diagram of the leather rolling device structure according to an embodiment of the present application;

[0037] Figure 6 is a schematic diagram of the leather rolling device structure according to an embodiment of the present application;

[0038] Figure 7 is a schematic diagram of the inner track structure according to an embodiment of the present application;

[0039] Figure 8 is a schematic diagram of the control track structure according to an embodiment of the present application;

[0040] Figure 9 is a schematic diagram of the outer track support structure according to an embodiment of the present application;

[0041] Figure 10 is a schematic diagram of the bearing seat hanger structure according to an embodiment of the present application;

[0042] Figure 11 is a schematic diagram of the outer track structure according to an embodiment of the present application;

[0043] Figure 12 is a schematic diagram of the intermediate column structure according to an embodiment of the present application.

[0044] wherein the reference signs

[0045] 1 base

[0046] 11 square tube

[0047] 12 positioning tube

[0048] 2 suspension beam

[0049] 21 inclined suspension beam

[0050] 3 leather rolling device

[0051] 31 leather rolling roller ​​

[0052] 32 leather cover transmission mechanism

[0053] 33 drive mechanism

[0054] 4 control rail

[0055] 41 limit bar

[0056] 42 limit bar fixing frame

[0057] 5 inner rail

[0058] 51 rail plate

[0059] 52 push plate

[0060] 53 support square tube

[0061] 54 center flange

[0062] 6 outer rail

[0063] 61 support

[0064] 62 suspension beam fixing plate

[0065] 63 outer rail frame

[0066] 64 rail groove

[0067] 65 corner wheel

[0068] 66 rotary joint

[0069] 67 bearing hanger

[0070] 68 bearing seat

[0071] 69 bearing seat fixing plate

[0072] 7 intermediate column

[0073] 71 intermediate column

[0074] 72 oil pipe fixing frame

[0075] 73 chassis

[0076] 8 column

[0077] 81 column square tube

[0078] 82 sliding mechanism

[0079] 9 brake device

[0080] 10 oil cylinder DETAILED DESCRIPTION

[0081] The structural principle and working principle of the present application will be described in detail below in combination with the drawings:

[0082] Referring toFigure 1A 、 Figure 1B , Figure 1A is a multi-station skin pulling machine structure schematic diagram of an embodiment of the present application, Figure 1B is Figure 1A a partial side view. The multi-station skin pulling machine of the present application comprises a base 1, the base 1 is provided with an intermediate column 7, the intermediate column 7 comprises a bottom disc 73 and an intermediate stand 71 installed on the bottom disc 73, a rotating oil distribution disc is installed on the intermediate stand 71 for oil supply of hydraulic cylinders and hydraulic motors; a plurality of stands 8 are uniformly installed on the outer edge of the bottom disc 73, a sliding mechanism 82 is provided on each stand 8; an inner track 5 is provided at the top end of the stand 8, the center flange 54 of the inner track 5 is connected with the top end of the intermediate column 7; an outer track 6 is provided corresponding to the inner track 5 and is connected with a suspension beam 2 through an outer track support 61, the outer track 6 is stationary, the inner track 5 rotates synchronously with the intermediate column 7; a control track 4 comprises a track support 61 and a control panel, the track support 61 is installed on the outer track support 61, and the control panel is installed on the track support 61 and is used for controlling the opening and closing of hydraulic valves; and a skin rolling device 3 is installed on the sliding mechanism 82, the skin rolling device 3 comprises a driving mechanism 33, a skin rolling roller 31 and a skin rolling transmission mechanism 32, the skin rolling roller 31 is connected with the driving mechanism 33 through the skin rolling transmission mechanism 32, and the skin rolling transmission mechanism 32 is used for controlling the opening and clamping of the skin rolling roller 31.

[0083] In the embodiment, the intermediate column 7 is vertically installed on the skin pulling machine base 1 and can rotate around the skin pulling machine base 1, the stand 8 is vertically installed on the bottom disc 73 of the intermediate column 7, the other end of the stand 8 is installed on the support square tube 53 of the inner track 5, the center flange 54 of the inner track 5 is fixed with the flange of the intermediate column 7, the cylinder body of the oil cylinder 10 penetrates through the oil cylinder 10 installation hole of the support square tube 53 of the inner track 5 and is fixed, the top end of the piston rod of the oil cylinder 10 is installed on the sliding mechanism 82 speed reducer carriage of the stand 8, the skin rolling device 3 is fixed on the speed reducer carriage, the upper end of the suspension beam 2 is fixed to the roof beam of the workshop, the lower end of the suspension beam 2 is fixed to the outer track support 61, and the suspension beam 2 plays a role in fixing the entire skin pulling machine. The outer track 6 is fixed to the outer track support 61, the upper end of the rotary joint 66 is fixed to the outer track support 61, the lower end is installed in the bearing seat 68, the upper end of the bearing hanger 67 is fixed to the outer track support 61, the lower end is installed in the bearing seat 68 and bearings, etc., and the brake device 9 is installed above the corner wheel 65.

[0084] Referring to Figure 2A 、 Figure 2B , Figure 2A is a skin pulling machine base 1 structure schematic diagram of an embodiment of the present application, Figure 2B is Figure 2AFigure 1 is a top view of the skinning machine. The base 1 of the skinning machine can be welded from 50x50 square tubes 11 and positioning tubes 12; the square tubes 11 are fixed to the ground during installation and serve to fix the base below; the positioning tubes 12 cooperate with the middle column 71 to support the rotation of the middle column 71.

[0085] Figure 2 is a side view of the skinning machine. Figure 3 , Figure 3 Figure 3 is a schematic diagram of the structure of the column 8 of an embodiment of the present application. The column 8 can be composed of 80x80 column square tubes 81 and sliding mechanisms 82, which can slide freely along the column square tubes 81.

[0086] Figure 4 is a schematic diagram of the structure of the skinning device 3 of an embodiment of the present application. Figures 4-6 , Figure 4 Figure 5 is a schematic diagram of the opening of the skinning roller 31 of an embodiment of the present application. Figure 5 Figure 6 is a schematic diagram of the clamping of the skinning roller 31 of an embodiment of the present application. Figure 6 The skinning device 3 can be powered by a hydraulic motor, the skinning transmission mechanism 32 can control the opening and clamping of the skinning roller 31, and can also control the simultaneous rotation of the skinning transmission mechanism 32 and the skinning roller 31. During the skinning process, after the skinning roller 31 clamps the skin, the skinning transmission mechanism 32 and the skinning roller 31 rotate simultaneously to tighten and pull off the skin. The driving force of the skinning roller 31 is provided by the hydraulic device, and a rotating oil distribution disc is fixed on the middle column 71 of the skinning machine to supply oil to the hydraulic cylinder and the hydraulic motor. After the two skinning rods of the skinning roller 31 clamp the skin, they no longer move relative to each other, but rotate together clockwise as a whole, winding the skin around the skinning roller 31.

[0087] The embodiment also includes a brake device 9 installed on the outer rail 6 and above the corner wheel 65, a corner wheel brake disc is coaxially installed on the corner wheel 65, and the friction plate of the brake device 9 is arranged corresponding to the corner wheel brake disc. The brake device 9 acts on the corner wheel brake disc coaxial with the corner wheel 65, and stops the rotation of the corner wheel 65 to play a role in braking the entire skinning machine. When the brake device 9 works, the cylinder contracts, the friction plate of the brake device 9 and the corner wheel brake disc generate friction, and the corner wheel 65 stops rotating.

[0088] The embodiment can also include an oil cylinder 10, the cylinder body of the oil cylinder 10 passes through the oil cylinder 10 mounting hole on the support square tube 53 and is fixed, and the top end of the piston rod of the oil cylinder 10 is connected with the sliding mechanism 82. A rotary joint 66 can also be included to provide an uninterrupted oil path for rotating hydraulic cylinders and the like, the upper end of the rotary joint 66 is installed on the outer rail bracket 61, the lower end of the rotary joint 66 is installed on the bearing seat 68, and the bearing seat 68 is installed on the outer rail bracket 61 through the bearing hanger 67. A buffer plate can also be included, which is installed on the inner rail 5 and above the inner rail 5.

[0089] Referring to Figure 7 , Figure 7 is a schematic view of the inner track 5 structure of an embodiment of the present application. The inner track 5 comprises a track plate 51, a plurality of push plates 52, and a support square tube 53. The push plates 52 are evenly distributed on the outer side of the track plate 51 corresponding to the upright columns 8. One end of the support square tube 53 is connected to the track plate 51, and the other end of the support square tube 53 is connected to the center flange 54. The lower part of the support square tube 53 is fixed with the upright columns 8. The track plate 51 is used to support the nylon track of the outer track 6. The transmission chain is provided with a hanging sheep piece. When the transmission chain moves, the hanging sheep piece moves together. The hanging sheep piece pushes the push plate 52 to drive the inner track 5 to rotate synchronously.

[0090] The six push plates 52 of the embodiment are evenly distributed on the outer side of the track plate 51. When the transmission chain rotates, the double-forked stop pushes the push plate 52 to make the entire inner track 5 rotate synchronously with the chain. The large holes of the six support square tubes 53 are each fixed with an oil cylinder 10. The lower part of the support square tube 53 is fixed with the upright columns 8. The center flange 54 is fixed to the upper end of the intermediate column 7. The inner track 5 is installed on the intermediate column 71 and rotates together with the skin pulling machine. The track plate 51 of the inner track 5 supports the nylon track of the outer track 6. The transmission chain is provided with a hanging sheep piece. When the transmission chain moves, the hanging sheep piece moves together. The hanging sheep piece pushes the push plate 52 of the inner track 5 to drive the entire skin pulling machine to rotate.

[0091] Referring to Figure 8 , Figure 8 is a schematic view of the control track 4 structure of an embodiment of the present application. The control track 4 is installed on the outer track support 61 through a square tube. The inner side of the control track 4 is installed on the upper upright column of the intermediate column 7 through a bearing. During the movement process, the control track 4 is stationary. The control plate controls the opening and closing of the hydraulic valve, and then controls the extension and shortening of the oil cylinder 10 and the rotation of the hydraulic motor. The control plate comprises a limiting strip fixed frame 42 and a limiting strip 41 installed on the limiting strip fixed frame 42. A plurality of limiting strips 41 are installed on the outer side of the limiting strip fixed frame 42. The limiting strip 41 is used to control the on-off of the hydraulic valve.

[0092] Referring to Figures 9-11 , Figure 9 is a schematic view of the outer track support 61 structure of an embodiment of the present application, Figure 10 is a schematic view of the bearing hanger 67 structure of an embodiment of the present application, Figure 11Figure 1 is a schematic diagram of the outer track 6 of an embodiment of the present application. In this embodiment, the outer track 6 comprises an outer track frame 63, a track groove 64 and a corner wheel 65. The outer track frame 63 is fixedly mounted on the outer track support 61 and serves to fix the entire outer track 6. The track groove 64 is provided with a nylon track, and the nylon track is provided with a conveying transmission chain. The corner wheels 65 are respectively arranged at the entrance and exit of the track groove 64 and serve to guide the conveying line to enter and exit the peeling machine. The outer track support 61 comprises a support 61 and a suspension beam fixing plate 62. The lower end of the support 61 is fixed to the outer track 6. The outer track support 61 is fixed to the suspension beam 2 and is stationary, and the outer track 6 is also stationary. The inclined suspension beam 21 is arranged between the outer track 6 and the roof beam of the workshop and is in an inclined shape, and serves to fix the entire set of equipment. The bearing hanger 67 comprises a hanger and a bearing seat fixing plate 69 which are welded together. The upper end of the hanger is fixed to the outer track support 61, and the bearing seat fixing plate 69 is fixed to the bearing seat 68. The bearing seat 68 is fixed to the bearing hanger 67, and the bearing seat 68 contains a bearing. The bearing is provided with a rotary joint rotary shaft which is fixed to the bearing and serves to fix the rotary shaft.

[0093] Referring to Figure 12 , Figure 12 Figure 2 is a schematic diagram of the intermediate column 7 of an embodiment of the present application. The intermediate column 7 is further provided with an oil pipe fixing frame 72 which serves to fix the hydraulic oil pipe. The chassis 73 is fixed to six upright columns 8. The oil pipe fixing frame 72 is fixed to the hydraulic oil pipe. The lower end of the intermediate upright column 71 is fixed to the peeling machine base 1 and can freely rotate around the base hole. The upper end of the intermediate upright column 71 is fixed to the inner track 5 and rotates synchronously with the inner track 5.

[0094] In operation, the transmission chain is driven by the driving motor. The transmission chain enters the nylon track from one corner wheel 65 of the peeling machine and exits from the other corner wheel 65. The transmission chain is provided with a hanging piece. The hanging piece pushes the push plate 52 which is fixed to the inner track 5 during the rotation of the transmission chain, and pushes the entire lower part of the peeling machine to rotate as a whole. When the peeling machine rotates, the control valve of the oil cylinder 10 and the hydraulic motor rotates with the peeling machine. The control valve is controlled by the limiting strip 41 of the control track 4 to control the on-off state, and further controls the extension and retraction of the oil cylinder 10 and the steering of the hydraulic motor. When the brake device 9 is needed to brake in an emergency, the cylinder of the brake device 9 is retracted, and the friction plate of the brake device 9 and the corner wheel brake disc generate friction, so that the corner wheel 65 and the transmission chain stop rotating.

[0095] The working process of the present application can be divided into six working position intervals, and each skin pulling position has consistent working action in the same working interval. When the multi-position skin pulling machine is working, the skin rolling device 3 is located at the highest position of its up-down stroke, the skin rolling roller 31 is opened, and the pre-selected sheepskin on the conveying line is placed in the middle of the skin rolling roller 31 at this time; in interval 2, the skin rolling roller 31 clamps the sheepskin and rotates clockwise; in interval 3, the skin rolling device 3 is controlled by the oil cylinder 10 to move downward to the bottom of the up-down stroke of the skin rolling device 3 and rotate clockwise, the sheepskin is rolled up and pulled off; in interval 4, the skin rolling device 3 continues to rotate clockwise and completely pulls off the sheepskin; in interval 5, the skin rolling device 3 rotates counterclockwise while being controlled by the oil cylinder 10 to move upward to the highest position of the up-down stroke, and the pulled-off sheepskin is unfolded; in interval 6, the skin rolling device 3 continues to rotate counterclockwise and completely unfolds the sheepskin, and the two skin rolling rollers at the end of interval 6 are opened, the sheepskin is loosened and put down.

[0096] The processing method of the multi-position sheep skin pulling machine of the present application comprises the following steps:

[0097] Step S100, the transmission chain is driven by the driving motor, the transmission chain enters the nylon track from the corner wheel 65 on one side of the outer track 6 and is turned out from the corner wheel 65 on the other side; the skin rolling device 3 is located at the highest position of its up-down stroke, the skin rolling roller 31 is opened, and the pre-selected sheepskin on the conveying line is placed in the middle of the two skin rolling rollers 31;

[0098] Step S200, the sheep hanging piece is installed on the transmission chain, and the sheep hanging piece pushes the push plate 52 of the inner track 5 to drive the lower part to rotate during the rotation of the transmission chain; the two skin rolling rollers 31 clamp the sheepskin and rotate clockwise;

[0099] Step S300, the oil cylinder 10 is controlled by the control track 4 to move downward to the bottom of the up-down stroke of the skin rolling device 3, and the skin rolling roller 31 rotates clockwise to roll up the sheepskin and pull it off;

[0100] Step S400, the skin rolling device 3 continues to rotate clockwise until the sheepskin is completely pulled off;

[0101] Step S500, the skin rolling device 3 rotates counterclockwise and is controlled by the oil cylinder 10 to move upward to the highest position of its up-down stroke to unfold the pulled-off sheepskin; and

[0102] Step S600, the skin rolling device 3 continues to rotate counterclockwise to completely unfold the sheepskin, and the skin rolling roller 31 is opened to loosen and put down the sheepskin.

[0103] When an emergency occurs, the cylinder of the brake device contracts, the friction plate and the corner wheel brake disc of the brake device generate friction, and the corner wheel and the transmission chain stop rotating.

[0104] The application can realize efficient sheepskin tearing function, high operation speed and high operation efficiency, and only one tearing machine is needed for a production line to meet the sheepskin tearing function of the production line, and the sheepskin can be ensured to fall from a specific position, which is beneficial to the completion of sheepskin conveying.

[0105] Of course, the present application can have other various embodiments, and those skilled in the art can make various corresponding changes and modifications according to the present application without departing from the spirit and essence of the present application, but these corresponding changes and modifications should belong to the protection scope of the claims attached to the present application.

Claims

1. A multi-station sheep skinning machine characterised in that, It comprises: a base provided with an intermediate column, the intermediate column comprising a base plate and an intermediate column installed on the base plate, a rotating oil distribution plate installed on the intermediate column for supplying oil to hydraulic cylinders and hydraulic motors; a plurality of columns are uniformly installed on the outer edge of the base plate, and a sliding mechanism is arranged on each column; an inner track arranged at the top of the column, the center flange of the inner track being connected to the top of the intermediate column; an outer track corresponding to the inner track and connected to the suspension beam through an outer track support, the outer track being stationary, and the inner track rotating synchronously with the intermediate column; a control track comprising a track support and a control plate, the track support being installed on the outer track support, and the control plate being installed on the track support and used for controlling the opening and closing of the hydraulic valve; and a skin rolling device installed on the sliding mechanism, the skin rolling device comprising a driving mechanism, a skin rolling roller and a skin rolling transmission mechanism, the skin rolling roller being connected to the driving mechanism through the skin rolling transmission mechanism, and the skin rolling transmission mechanism being used for controlling the opening and clamping of the skin rolling roller; wherein the outer track comprises an outer track frame, a track groove and a corner wheel, the outer track frame is installed on the outer track support, the track groove is provided with a nylon track, the nylon track is provided with a transmission chain, and the corner wheel is arranged at the inlet and outlet of the track groove respectively for guiding the conveying line to enter and exit the skin pulling machine; the inner track comprises a track plate, a plurality of push plates and a support square tube, the push plates are uniformly distributed on the outer side of the track plate corresponding to the columns; one end of the support square tube is connected to the track plate, the other end of the support square tube is connected to the center flange, and the support square tube is fixed below the column; the track plate is used for supporting the nylon track of the outer track; a hanging piece is installed on the transmission chain, the transmission chain moves to drive the hanging piece to move, the hanging piece pushes the push plate to drive the inner track to rotate synchronously; further comprising an oil cylinder, the cylinder body of the oil cylinder penetrating through the oil cylinder mounting hole on the support square tube and being fixed, and the top end of the piston rod of the oil cylinder being connected to the sliding mechanism; the control track is installed on the outer track support through a square tube, the inner side of the control track is installed on the upper column of the intermediate column through a bearing, and a plurality of limiting strips for controlling the on-off of the hydraulic valve are installed on the outer side of the control track.

2. The multi-station sheep skinning machine of claim 1, wherein, Further comprising a brake device installed on the outer track and located above the corner wheel, a corner wheel brake disc is coaxially installed on the corner wheel, and the friction plate of the brake device is arranged corresponding to the corner wheel brake disc.

3. A multi-station sheep skinning machine as claimed in claim 1 or 2 wherein, Further comprising a rotary joint for providing an uninterrupted oil path, the upper end of the rotary joint is installed on the outer track support, the lower end of the rotary joint is installed on a bearing seat, and the bearing seat is installed on the outer track support through a bearing hanger.

4. The multi-station sheepskin peeling machine according to claim 1 or 2, characterized in that, An oil pipe fixing frame is further arranged on the intermediate column for fixing the hydraulic oil pipe.

5. A method of processing in a multi-station sheep skin splitting machine, characterised in that, The multi-station sheep skin pulling machine of any one of claims 1-4 comprises the following steps: S100, the transmission chain is driven by the driving motor, the transmission chain enters the nylon track from the corner wheel on one side of the outer track and turns out from the corner wheel on the other side; the skin rolling device is located at the highest position of the up-and-down stroke, the skin rolling roller is opened, and the pre-dial sheepskin on the conveying line is put into the middle of the two skin rolling rollers; S200, a sheep hanging piece is installed on the transmission chain, the sheep hanging piece pushes the dial plate of the inner track to drive the whole to rotate downward during the rotation of the transmission chain; The two skin rolling rollers clamp the sheepskin and rotate clockwise; S300, the control track controls the oil cylinder to move downward to the lowest end of the up-and-down stroke of the skin rolling device, the skin rolling roller rotates clockwise, tightens the sheepskin and pulls it off; S400, the skin rolling device continues to rotate clockwise until the sheepskin is completely pulled off; S500, the skin rolling device rotates counterclockwise and moves upward to the highest position of the up-and-down stroke through the control of the oil cylinder, and the pulled-off sheepskin is unfolded; and S600, the skin rolling device continues to rotate counterclockwise until the sheepskin is completely unfolded, the skin rolling roller is opened, the sheepskin is loosened and put down.

6. The method of processing of a multi-station sheepskin pulling machine according to claim 5, characterised in that, It also includes: In an emergency, the cylinder of the brake device contracts, the friction plate of the brake device and the corner wheel brake disc produce friction, so that the corner wheel and the transmission chain stop rotating.

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