Feces treatment device for chicken farm

Abstract

The invention discloses a chicken farm manure treatment device, and relates to the technical field of manure treatment, the chicken farm manure treatment device comprises a fixed frame, a first support, a second support and a third support, the first support, the second support and the third support are sequentially arranged on the fixed frame, a small-diameter conveying cylinder is arranged between the first support and the second support, and a feed hopper is arranged at the top; a large-diameter screen drum with screen holes is arranged between the second bracket and the third bracket; a conical extrusion cylinder is arranged on the right side of the third bracket; the servo motor is connected with the left end of the roll shaft through a driving mechanism, and the right end of the conical extrusion cylinder is connected with the right end of the roll shaft through an extrusion assembly. The three-barrel integration is matched with the spiral mechanism, continuous conveying, screening and extrusion dewatering of excrement are achieved, the structure is compact, treatment is efficient, and the excrement treatment quality is effectively improved.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of excrement treatment, and in particular to a chicken farm excrement treatment device. BACKGROUND

[0002] In the intensive chicken breeding industry, a large amount of poultry manure produced daily has become a major problem of environmental governance. The traditional stacking or airing treatment method not only occupies a large area and has a long cycle, but also easily produces odorous gas and leachate in the process, causing serious pollution to the surrounding water, soil and air quality. Therefore, developing efficient and environmentally friendly excrement treatment technology and equipment to realize the reduction and harmlessness of waste is an urgent need to promote the sustainable development of the breeding industry and alleviate environmental pressure.

[0003] Some existing excrement treatment equipment often uses the principle of spiral conveying and extrusion, but in actual application, in the face of the characteristics of chicken manure viscosity, high mixing degree of fiber and moisture, ordinary spiral devices are prone to winding and clogging, resulting in shutdown. At the same time, the single conveying or extrusion function often makes the solid-liquid separation incomplete, and the moisture content of the treated solid is still high, making it difficult to utilize the subsequent resources. These problems highlight the shortcomings of existing technology in treatment efficiency, adaptability and final output effect. SUMMARY

[0004] The purpose of the present application is to solve the problems existing in the prior art, and a chicken farm excrement treatment device is proposed.

[0005] In order to solve the problems existing in the prior art, the present application adopts the following technical scheme: A chicken farm excrement treatment device, comprising a fixed frame, a first support, a second support and a third support are sequentially and fixedly arranged on the top surface of the fixed frame, a small-diameter conveying cylinder is fixedly arranged between the first support and the second support, a feeding hopper is fixedly arranged in the middle of the top surface of the small-diameter conveying cylinder, a large-diameter screen cylinder is fixedly arranged between the second support and the third support, a plurality of uniformly distributed screen holes are formed in the bottom surface of the large-diameter screen cylinder, a conical extrusion cylinder is fixedly arranged on the right side of the third support, and the small-diameter conveying cylinder, the large-diameter screen cylinder and the conical extrusion cylinder are integrally and throughly arranged; The inside of the small-diameter conveying cylinder, the large-diameter screen cylinder and the conical extrusion cylinder is slidably provided with a roller shaft penetratingly distributed, and a spiral mechanism is installed on the roller shaft; a circular sliding hole is formed in the left side of the small-diameter conveying cylinder, the left end of the roller shaft slidably penetrates the circular sliding hole and extends to the outside, an L-shaped support is fixedly arranged on the left side of the small-diameter conveying cylinder, a servo motor with its output end facing the roller shaft is fixedly installed on the vertical plate body of the L-shaped support, and the servo motor is connected with the roller shaft through a driving mechanism; a circular discharge hole is formed in the right end of the conical extrusion cylinder, the right end of the roller shaft penetrates the circular discharge hole and extends to the outside, and the conical extrusion cylinder is connected with the right end of the roller shaft through an extrusion assembly.

[0006] Preferably, the spiral mechanism comprises spiral blades, spiral augers and spiral conical blades, a small-diameter roller is fixedly sleeved on the left side of the roller shaft corresponding to the position of the small-diameter conveying cylinder, the outer surface of the small-diameter roller is fixedly provided with spiral blades, a large-diameter roller is fixedly sleeved on the middle part of the roller shaft corresponding to the position of the large-diameter screen cylinder, the outer surface of the large-diameter roller is fixedly provided with a plurality of uniformly distributed spiral augers, and a conical roller is fixedly sleeved on the right side of the roller shaft corresponding to the position of the conical extrusion cylinder, the outer surface of the conical roller is fixedly provided with spiral conical blades.

[0007] Preferably, the driving mechanism comprises a hollow shaft and a driving shaft, the left end of the roller shaft is fixedly provided with the hollow shaft, and the output shaft end of the servo motor is fixedly provided with the driving shaft, and the right end of the driving shaft is slidably inserted into the left end port of the hollow shaft along the axial direction.

[0008] Preferably, the right end of the driving shaft is fixedly provided with a pair of limiting clamping edges, the hollow shaft is provided with a pair of limiting clamping grooves matched with the limiting clamping edges, and each limiting clamping edge is slidably matched in the limiting clamping groove on the corresponding side.

[0009] Preferably, a pair of symmetrically distributed fixed connecting plates are fixedly arranged on the horizontal plate body of the L-shaped support, the top end of each fixed connecting plate is fixedly provided with a U-shaped clamping seat, and a rectangular sliding plate is slidably matched in each U-shaped clamping seat.

[0010] Preferably, a fixed ring is fixedly sleeved on the outer ring surface of the hollow shaft near the left end position, a hollow clamping cylinder is rotatably sleeved on the outer ring surface of the fixed ring, and the right end of each rectangular sliding plate is fixedly connected with the hollow clamping cylinder.

[0011] Preferably, a limiting cylinder is fixedly sleeved on the middle part of the driving shaft, and the outer surface of the limiting cylinder is provided with a limiting groove which is continuously bent to form a closed loop.

[0012] Preferably, a limiting pin shaft is fixedly arranged on the left end of each rectangular sliding plate, and each limiting pin shaft slides along the track of the limiting groove and is inserted into the limiting groove.

[0013] Preferably, the extrusion assembly comprises an extrusion disc and a fixed disc, the right end of the roller shaft is sleeved with a fixed sliding cylinder along the axial direction, the left side of the fixed sliding cylinder is sleeved with the extrusion disc, the outer diameter of the extrusion disc is greater than the inner diameter of the circular hole row discharging hole, and the right side of the fixed sliding cylinder is fixedly sleeved with the fixed disc.

[0014] Preferably, the outer ring surface of the fixed disc is fixedly provided with three L-shaped connecting plates which are uniformly distributed in the circumferential direction, each L-shaped connecting plate is fixedly connected with the right side wall of the conical extrusion cylinder, the middle part of the fixed sliding cylinder is sleeved with a tension spring, and the two ends of the tension spring are fixedly connected with the extrusion disc and the fixed disc respectively.

[0015] Compared with the prior art, the present application has the following beneficial effects: 1. In the present application, through the synergistic effect of the small-diameter conveying cylinder and the spiral blade, the original excrement is effectively received and continuously conveyed, the spiral blade is reciprocatingly rotated under the driving of the roller shaft, the pushing capacity for high-viscosity materials is significantly enhanced, the blockage of the feeding hopper and the conveying channel is effectively prevented, the continuous and stable operation of the subsequent treatment process is ensured, and the smoothness and reliability of the entire excrement treatment system are improved. 2. In the present application, in the large-diameter screen cylinder, multiple spiral augers perform sufficient stirring and pushing on the excrement through composite motion, which greatly promotes the solid-liquid separation efficiency; the liquid component is quickly discharged through the screen hole, and the solid excrement is uniformly pushed to the next link; this design optimizes the separation process, makes the liquid separation more thorough, and the solid conveying more smooth, and provides ideal material conditions for subsequent deep dewatering. 3. In the present application, the extrusion space composed of the conical extrusion cylinder and the spiral conical blade, combined with the controllable discharging mechanism of the extrusion disc under the action of the tension spring, implements efficient ultimate dewatering on the excrement; this structure can continuously increase the mechanical pressure on the material before discharging, significantly reduces the water content, and finally produces solid excrement with low water content, which is convenient for subsequent resource utilization. In summary, through the integrated design of the small-diameter conveying cylinder, the large-diameter screen cylinder and the conical extrusion cylinder, and the segmented treatment of the spiral blade, the spiral auger and the spiral conical blade, the present application realizes the continuous conveying, efficient solid-liquid separation and deep dewatering of the excrement in the chicken farm; the whole system structure is compact, the treatment process is smooth, which can effectively improve the excrement treatment efficiency and product quality, and has good application value and promotion prospect. BRIEF DESCRIPTION OF DRAWINGS

[0016] The drawings described herein are used to provide further understanding of the present application, and form a part of the present application. The schematic embodiments of the present application and their descriptions are used to explain the present application, and do not constitute improper limitations on the present application. In the drawings: Figure 1 It is a schematic diagram of the overall structure of the present application; Figure 2 It is a schematic view of the overall structure of the present application; Figure 3 It is a schematic view of the overall structure of the present application; Figure 4 It is a schematic view of the overall structure of the present application; Figure 5 It is a schematic view of the overall structure of the present application; Figure 6 It is a schematic view of the overall structure of the present application; Figure 7 It is a schematic view of the overall structure of the present application; Figure 8 It is a schematic view of the overall structure of the present application; In the figure, the serial number is: 100, fixed frame; 101, first support; 102, second support; 103, third support; 104, small-diameter conveying cylinder; 105, feeding hopper; 106, large-diameter screen cylinder; 107, screen hole; 108, conical extrusion cylinder; 109, fixed disc; 110, L-shaped connecting plate; 111, fixed sliding cylinder; 112, extrusion disc; 113, tension spring; 200, roller shaft; 201, small-diameter roller cylinder; 202, spiral blade; 203, large-diameter roller cylinder; 204, spiral auger; 205, conical roller cylinder; 206, spiral conical blade; 207, hollow shaft; 208, fixed ring; 300, L-shaped support; 301, servo motor; 302, drive shaft; 303, limiting cylinder; 304, limiting groove; 305, limiting clamping edge; 306, hollow clamping cylinder; 307, rectangular sliding plate; 308, limiting pin shaft; 309, fixed connecting plate; 310, U-shaped clamping seat. DETAILED DESCRIPTION

[0017] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, not all.

[0018] Embodiment one: the present embodiment provides a chicken farm manure treatment device, as shown in Figures 1 to 8, specifically, including a fixed frame 100, the top surface of the fixed frame 100 is sequentially and fixedly provided with a first support 101, a second support 102 and a third support 103, a small-diameter conveying cylinder 104 is fixedly arranged between the first support 101 and the second support 102, the small-diameter conveying cylinder 104 is an initial section of the excrement treatment, responsible for receiving and conveying the original excrement, a feed hopper 105 is fixedly arranged in the middle of the top surface of the small-diameter conveying cylinder 104, a large-diameter sieve cylinder 106 is fixedly arranged between the second support 102 and the third support 103, a plurality of sieve holes 107 are arranged on the bottom surface of the large-diameter sieve cylinder 106, allowing liquid components to be discharged, which is a key component for realizing solid-liquid separation, a tapered extrusion cylinder 108 is fixedly arranged on the right side of the third support 103, the internal space of the tapered extrusion cylinder 108 gradually shrinks, which is used for the final extrusion dewatering of the excrement, and the small-diameter conveying cylinder 104, the large-diameter sieve cylinder 106 and the tapered extrusion cylinder 108 are integrally formed and arranged in series; A roller shaft 200 is slidably arranged in the small-diameter conveying cylinder 104, the large-diameter sieve cylinder 106 and the tapered extrusion cylinder 108, and a spiral mechanism is mounted on the roller shaft 200; a circular sliding hole is formed on the left side of the small-diameter conveying cylinder 104, the left end of the roller shaft 200 slidably penetrates the circular sliding hole and extends to the outside, an L-shaped support 300 is fixedly arranged on the left side of the small-diameter conveying cylinder 104, a servo motor 301 with an output end directed to the roller shaft 200 is fixedly mounted on the vertical plate body of the L-shaped support 300, and the servo motor 301 is connected with the roller shaft 200 through a driving mechanism; a circular discharge hole is formed on the right end of the tapered extrusion cylinder 108, the right end of the roller shaft 200 penetrates the circular discharge hole and extends to the outside, and the tapered extrusion cylinder 108 is connected with the right end of the roller shaft 200 through an extrusion assembly.

[0019] In the specific implementation process, as shown in Figure 4 and Figure 5 , the spiral mechanism includes spiral blades 202, spiral augers 204 and spiral tapered blades 206, a small-diameter roller 201 is fixedly sleeved on the left side of the roller shaft 200 corresponding to the position of the small-diameter conveying cylinder 104, the outer surface of the small-diameter roller 201 is fixedly provided with the spiral blades 202, which are used for conveying excrement, a large-diameter roller 203 is fixedly sleeved on the middle of the roller shaft 200 corresponding to the position of the large-diameter sieve cylinder 106, the outer surface of the large-diameter roller 203 is fixedly provided with a plurality of uniformly distributed spiral augers 204, which are used for stirring and pushing the excrement to promote solid-liquid separation, a tapered roller 205 is fixedly sleeved on the right side of the roller shaft 200 corresponding to the position of the tapered extrusion cylinder 108, the outer surface of the tapered roller 205 is fixedly provided with the spiral tapered blades 206, which are used for extruding the excrement in the tapered space.

[0020] It should be noted that, as shown in Figure 4 and Figure 6As shown, the extrusion assembly includes an extrusion disc 112 and a fixed disc 109, the right end of the roller shaft 200 is sleeved with a fixed sliding cylinder 111 along the axial direction, the left side of the fixed sliding cylinder 111 is sleeved with the extrusion disc 112, the outer diameter of the extrusion disc 112 is greater than the inner diameter of the circular discharge hole, and the right side of the fixed sliding cylinder 111 is fixedly sleeved with the fixed disc 109; The outer ring surface of the fixed disc 109 is fixedly provided with three L-shaped connecting plates 110 which are uniformly distributed in the circumferential direction, each L-shaped connecting plate 110 is fixedly connected with the right side wall of the conical extrusion cylinder 108, the middle part of the fixed sliding cylinder 111 is sleeved with a tension spring 113, the two ends of the tension spring 113 are fixedly connected with the extrusion disc 112 and the fixed disc 109 respectively, the extrusion disc 112 is subjected to the pre-tightening force of the tension spring 113, and the circular discharge hole is closed in the normal state, and the discharge hole is opened under the pushing of the material during extrusion.

[0021] The working principle of the embodiment is as follows: the servo motor 301 drives the roller shaft 200 to realize the combined motion of rotation and reciprocating sliding through the driving mechanism, so that the small-diameter roller 201 and the spiral blade 202 on the surface thereof, the large-diameter roller 203 and the spiral auger 204 on the surface thereof, and the conical roller 205 and the spiral conical blade 206 on the surface thereof move synchronously. The chicken farm manure enters the small-diameter conveying cylinder 104 through the feed hopper 105 and is conveyed to the large-diameter sieve cylinder 106 under the continuous reciprocating pushing action of the spiral blade 202; in the large-diameter sieve cylinder 106, a plurality of spiral augers 204 stir and push the manure to realize preliminary separation of solid and liquid, the liquid is discharged through the sieve hole 107, and the solid manure is continuously pushed to the conical extrusion cylinder 108; in the conical extrusion cylinder 108, the spiral conical blade 206 further extrudes and dehydrates the manure. During the extrusion process, the extrusion disc 112 is always in close contact with the circular discharge hole under the pre-tightening force of the tension spring 113, so as to close the outlet during the extrusion stage; after the dehydration of the manure is completed, the extrusion disc 112 temporarily separates under the pushing force of the material to make the treated manure discharged through the circular discharge hole.

[0022] Embodiment two: based on embodiment one, the specific structure of the driving mechanism is added to solve the problem of how to convert the one-way rotation of the servo motor 301 into the combined motion of rotation and reciprocating linear motion of the roller shaft 200, thereby providing the required combined motion for the conveying, screening and extrusion processes of manure treatment. In the specific implementation process, for example, Figure 7 and Figure 8As shown, the driving mechanism includes a hollow shaft 207 and a driving shaft 302, the left end of the roller shaft 200 is fixedly provided with the hollow shaft 207, the hollow shaft 207 receives the rotating power from the driving shaft 302, the output shaft of the servo motor 301 is fixedly provided with the driving shaft 302, the right end of the driving shaft 302 is slidingly inserted into the left end port of the hollow shaft 207, the right end of the driving shaft 302 is fixedly provided with a pair of limiting clamping edges 305, the hollow shaft 207 is provided with a pair of limiting clamping grooves matched with the limiting clamping edges 305, each limiting clamping edge 305 is slidingly matched in the limiting clamping groove on the corresponding side, and the two are slidingly matched to ensure that the driving shaft 302 can drive the hollow shaft 207 to rotate, while allowing the hollow shaft 207 to axially slide; The transverse plate body of the L-shaped support 300 is fixedly provided with a pair of symmetrically distributed fixed connecting plates 309, the top end of each fixed connecting plate 309 is fixedly provided with a U-shaped clamping seat 310, which provides a sliding track for the rectangular slide plate 307 and limits the horizontal movement of the rectangular slide plate 307, each U-shaped clamping seat 310 is slidingly matched with the rectangular slide plate 307, the outer ring surface of the hollow shaft 207 is fixedly provided with a fixed ring 208 near the left end, the outer ring surface of the fixed ring 208 is rotatably provided with a hollow clamping cylinder 306, and the right end of each rectangular slide plate 307 is fixedly connected with the hollow clamping cylinder 306, so that the reciprocating motion is transmitted to the fixed ring 208 and the hollow shaft 207; The middle part of the driving shaft 302 is fixedly provided with a limiting cylinder 303, the outer surface of the limiting cylinder 303 is provided with a limiting groove 304 which is continuously bent to form a closed loop, the left end of each rectangular slide plate 307 is fixedly provided with a limiting pin shaft 308, and each limiting pin shaft 308 is slidingly inserted into the limiting groove 304 along the track of the limiting groove 304, so that the track motion of the limiting groove 304 is converted into the reciprocating linear motion of the limiting pin shaft 308.

[0023] The working principle of the embodiment is as follows: after the servo motor 301 is started, the output shaft drives the driving shaft 302 and the limiting cylinder 303 fixedly provided thereon to rotate synchronously, the limiting clamping edges 305 at the right end of the driving shaft 302 are slidingly matched with the limiting clamping grooves in the hollow shaft 207, so that the rotating power is transmitted to the hollow shaft 207, and the hollow shaft 207 rotates, and the hollow shaft 207 transmits the rotating motion to the roller shaft 200 through the fixed ring 208, so that the core rotating function of the roller shaft 200 is realized; At the same time, with the rotation of the limiting cylinder 303, the closed loop limiting groove 304 provided on the surface of the limiting cylinder 303 interacts with the limiting pin shaft 308 installed on the rectangular slide plate 307, the special track of the limiting groove 304 forces the limiting pin shaft 308 to drive the rectangular slide plate 307 to slide horizontally and reciprocally along the U-shaped clamping seat 310, and the rectangular slide plate 307 is connected with the fixed ring 208 through the hollow clamping cylinder 306, and then the reciprocating sliding is transmitted to the hollow shaft 207 and the roller shaft 200; Finally, under the cooperation, the roller shaft 200 can realize the rotation movement from the driving shaft 302 and the axial reciprocating sliding from the limit groove 304 and the limit pin shaft 308, and the requirements of the device for the excrement treatment are met.

[0024] The above description is merely preferred specific embodiments of the present application, but the protection scope of the present application is not limited thereto, and any person skilled in the art can make equivalent replacements or changes according to the technical solution and the inventive concept of the present application within the technical range disclosed by the present application, which should be covered in the protection scope of the present application.

Claims

1. A chicken farm manure processing apparatus comprising a stationary frame (100), characterized in that: The top surface of the fixed frame (100) is sequentially fixed with a first support (101), a second support (102) and a third support (103), a small-diameter conveying cylinder (104) is fixed between the first support (101) and the second support (102), a feeding hopper (105) is fixed to the middle of the top surface of the small-diameter conveying cylinder (104), a large-diameter screen cylinder (106) is fixed between the second support (102) and the third support (103), a plurality of screen holes (107) are formed in the bottom surface of the large-diameter screen cylinder (106), and a conical extrusion cylinder (108) is fixed to the right side of the third support (103), and the small-diameter conveying cylinder (104), the large-diameter screen cylinder (106) and the conical extrusion cylinder (108) are integrally formed and throughly arranged; The inside of the small-diameter conveying cylinder (104), the large-diameter screen cylinder (106) and the conical extrusion cylinder (108) is slidably provided with a roller shaft (200), and a spiral mechanism is mounted on the roller shaft (200); a circular sliding hole is formed in the left side of the small-diameter conveying cylinder (104), the left end of the roller shaft (200) slidably penetrates the circular sliding hole and extends to the outside, an L-shaped support (300) is fixed to the left side of the small-diameter conveying cylinder (104), a servo motor (301) is fixedly mounted on the vertical plate body of the L-shaped support (300), and the servo motor (301) is connected with the roller shaft (200) through a driving mechanism; a circular discharge hole is formed in the right end of the conical extrusion cylinder (108), the right end of the roller shaft (200) penetrates the circular discharge hole and extends to the outside, and the conical extrusion cylinder (108) is connected with the right end of the roller shaft (200) through an extrusion assembly.

2. A chicken farm manure processing apparatus according to claim 1, characterized in that: The spiral mechanism comprises spiral blades (202), spiral augers (204) and spiral conical blades (206), a small-diameter roller (201) is fixedly sleeved on the left side of the roller shaft (200), the outer surface of the small-diameter roller (201) is fixedly provided with the spiral blades (202), a large-diameter roller (203) is fixedly sleeved on the middle of the roller shaft (200), the outer surface of the large-diameter roller (203) is fixedly provided with a plurality of spiral augers (204), and a conical roller (205) is fixedly sleeved on the right side of the roller shaft (200), the outer surface of the conical roller (205) is fixedly provided with the spiral conical blades (206).

3. A chicken farm manure processing apparatus according to claim 1, characterized in that: The driving mechanism comprises a hollow shaft (207) and a driving shaft (302), the left end of the roller shaft (200) is fixedly provided with the hollow shaft (207), the output shaft end of the servo motor (301) is fixedly provided with the driving shaft (302), and the right end of the driving shaft (302) is slidably inserted into the left end port of the hollow shaft (207) along the axial direction.

4. A chicken farm manure processing apparatus according to claim 3, characterized in that: The right end of the driving shaft (302) is fixedly provided with a pair of limiting clamping edges (305), the hollow shaft (207) is formed with a pair of limiting clamping grooves, and the limiting clamping edges (305) are slidably fitted in the limiting clamping grooves on the corresponding side.

5. A chicken farm manure processing apparatus according to claim 3, characterized in that: The transverse plate body of the L-shaped support (300) is fixed with a pair of fixed connecting plates (309), the top end of the fixed connecting plate (309) is fixed with a U-shaped clamping seat (310), and the U-shaped clamping seat (310) is slidably matched with a rectangular sliding plate (307).

6. A chicken farm manure processing apparatus according to claim 5, characterized in that: The outer ring surface of the hollow shaft (207) is fixedly sleeved with a fixed ring (208) near the left end position, the outer ring surface of the fixed ring (208) is rotatably sleeved with a hollow clamping cylinder (306), and the right end of the rectangular sliding plate (307) is fixedly connected with the hollow clamping cylinder (306).

7. A chicken farm manure processing apparatus according to claim 5, characterized in that: The middle part of the driving shaft (302) is fixedly sleeved with a limiting cylinder (303), and the outer surface of the limiting cylinder (303) is provided with a limiting groove (304) which is continuously bent to form a closed loop.

8. A chicken farm manure processing apparatus according to claim 7, characterized in that: The left end of the rectangular sliding plate (307) is fixedly provided with a limiting pin shaft (308), and the limiting pin shaft (308) is slidably inserted into the limiting groove (304) along the track of the limiting groove (304).

9. A chicken farm manure processing apparatus according to claim 1, characterized in that: The extrusion assembly comprises an extrusion disc (112) and a fixed disc (109), the right end of the roller shaft (200) is slidably sleeved with a fixed sliding cylinder (111) along the axial direction, the left side of the fixed sliding cylinder (111) is slidably sleeved with the extrusion disc (112), and the right side of the fixed sliding cylinder (111) is fixedly sleeved with the fixed disc (109).

10. A chicken farm manure processing apparatus according to claim 9, characterized in that: The outer ring surface of the fixed disc (109) is fixedly provided with three L-shaped connecting plates (110), the L-shaped connecting plates (110) are fixedly connected with the right side wall of the conical extrusion cylinder (108), the middle part of the fixed sliding cylinder (111) is sleeved with a tension spring (113), and the two ends of the tension spring (113) are fixedly connected with the extrusion disc (112) and the fixed disc (109) respectively.

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