CN115538143A - Intelligent spinning new material cutting device for spinning - Google Patents

Abstract

The invention provides an intelligent new textile material cutting device for spinning, wherein the lower ends of two sides of a box body are respectively provided with a feed inlet and a discharge outlet; a smoothing mechanism, a pressing mechanism and a cutting mechanism are arranged in the box body; the smoothing mechanism comprises rotating rods which are rotatably arranged at two sides in the box body and smoothing rods which are respectively arranged at the lower ends of the rotating rods, and a rotating control assembly is arranged on the top wall in the box body; the pressing mechanism comprises sliding rods which are respectively vertically arranged on two sides of the inner top wall of the box body in a sliding manner and a pressing rod arranged at the lower end of each sliding rod, the two sliding rods are respectively arranged on the inner sides of the smoothing rods, and the rotary control assembly is connected with the sliding rods through a linkage mechanism and can drive the sliding rods to slide up and down along the inner top wall of the box body; the cutting mechanism is arranged between the two pressing rods. The cloth flattening device can smooth the uneven-folded cloth before being compressed and fixed, improve the tension of the cloth before cutting, ensure the flatness of the cloth notch, improve the cutting qualification rate, and improve the cutting speed and the working efficiency; labour saving and time saving, it is more accurate moreover, accord with modern intelligent production demand.

Description

Intelligent spinning new material cutting device for spinning

Technical Field

The invention relates to the technical field of textile mechanical equipment, in particular to an intelligent novel textile material cutting device for textile.

Background

When a new textile material is cut off at present, manual control is often needed, the labor intensity of workers is high, and some mechanical devices capable of replacing manpower to cut off are also provided, but the cutting device simply presses or fixes the cloth on two sides of a cutting part and then cuts off the cloth in the cutting process, but the smoothing of the cloth before pressing or fixing the cloth is often ignored, so that the cloth tension degree of the cutting part is not enough, wrinkles are easy to appear on the surface, and the cut-off notch of the cut material is not flat and can not meet the qualified requirement; and also results in slower cutting speed, which affects the working efficiency.

In view of the foregoing, it is desirable to design a new intelligent textile material cutoff device for textile that overcomes the above problems.

Disclosure of Invention

The invention aims to provide an intelligent new spinning material cutting device for spinning, which overcomes the problems.

In order to achieve the purpose, the invention adopts the technical scheme that: weaving is with disconnected device of cutting of intelligent weaving new material includes:

the lower ends of the left side and the right side of the box body are respectively provided with a feed inlet and a discharge outlet;

a smoothing mechanism, a pressing mechanism and a cutting mechanism are arranged in the box body;

the smoothing mechanism comprises rotating rods which are rotatably arranged on the left side and the right side of the inner top wall of the box body and smoothing rods which are respectively arranged at the lower ends of the rotating rods, the length direction of each smoothing rod is parallel to the width direction of cloth, and the inner top wall of the box body is provided with a rotation control assembly for controlling the rotation of the rotating rods;

the pressing mechanism comprises slide bars which are respectively arranged on the left side and the right side of the inner top wall of the box body in a vertically sliding mode and pressing rods arranged at the lower ends of the slide bars, the two slide bars are respectively arranged on the inner sides of the two flattening rods, the length direction of the pressing rods is parallel to the width direction of cloth, and the rotary control assembly is connected with the slide bars through a linkage mechanism and can drive the slide bars to slide up and down along the inner top wall of the box body;

the cutting mechanism is arranged between the two pressing rods.

The purpose of the invention and the technical problem to be solved can be further realized by adopting the following technical measures.

Furthermore, a cavity is formed in the inner top wall of the box body, and the upper end of the rotating rod is rotatably connected with the side wall of the cavity through a second rotating shaft;

the rotating control assembly comprises connecting rods respectively hinged to opposite side walls of the rotating rod, first racks vertically and slidably arranged on the inner top wall of the box body, two sides of the bottom end of the rotating control assembly are respectively hinged to the two connecting rods, and first gears meshed with the first racks, the first gears are rotatably connected into the cavity through first rotating shafts, and one ends of the first rotating shafts, penetrating out of the side walls of the box body, are connected with output shafts of first motors;

when the first rack moves up and down, the two rotating rods can be driven to rotate in the same direction or in the opposite direction.

Furthermore, the linkage mechanism comprises a second gear fixedly arranged on the outer wall of the second rotating shaft and a tooth row uniformly arranged on the sliding rod, and the tooth row and the second gear are meshed and connected with each other;

the pressing rod is fixedly connected with the lower end of the sliding rod through a supporting rod.

Furthermore, a sliding hole for the first rack and the sliding rods to slide is formed in the top wall of the box body, an inverted sleeve is fixed to the top of the box body at the upper end of the sliding hole, and the upper ends of the first rack and the two sliding rods are arranged in the corresponding sleeves in a sliding mode.

Further, the mechanism of surely cutting is including seting up the spout of the interior bottom of box slides respectively and establishes around the spout the blade holder of both sides and establish respectively the shearing sword of the relative lateral wall of blade holder, the spout with the width direction of cloth is parallel, be equipped with on the box and drive two the blade holder is followed the spout is in opposite directions or is carried away from gliding slip control assembly mutually.

Further, the slip control subassembly includes to be established with the rotation in the cavity and with lead screw and the threaded sleeve that the spout is parallel are established the nut at lead screw both ends, the lower extreme of nut pass through L type connecting rod with one side fixed connection of blade holder, the screw thread opposite direction at the both ends of lead screw, the one end of lead screw is worn out the lateral wall of box and with the output shaft of second motor.

Furthermore, the inner top wall of the box body is provided with a first movable groove and a second movable groove which are communicated with the cavity.

Further, the smoothing rod is a cylindrical rod and is rotatably connected to the lower end of the rotating rod;

the lower end of the flattening rod is connected with an arc-shaped pressing plate through a spring, and rubber pads are attached to the lower ends of the arc-shaped pressing plate and the pressing rod.

Furthermore, the lateral wall of box still is equipped with the access door.

Further, a displacement sensor is arranged in the middle of the left side wall or the right side wall of the sliding groove, a pressure sensor is arranged on the bottom wall of the box body right below the pressing rod, and the displacement sensor and the pressure sensor are both electrically connected with a PIC (positive-impedance converter) controller arranged on the outer side wall of the box body.

Compared with the prior art, the invention has the beneficial effects that:

1. according to the intelligent new textile material cutting device for spinning, the smoothing mechanism and the pressing mechanism are arranged in the box body, the rotating rods in the smoothing mechanism can be driven by the rotating control assembly to rotate and drive the two smoothing rods to smooth cloth, so that the cloth with uneven wrinkles becomes flat, and the tension of the cloth before cutting is improved; the pressing rods are arranged on the inner sides of the two smoothing rods, the sliding rods at the upper ends of the pressing rods are connected with the rotary control assembly through the linkage mechanisms, the pressing rods are pressed on the two sides of the part to be cut of the cloth in the moment of smoothing the cloth, fixation of the cloth is effectively achieved, smoothness of cuts when the cloth is cut off is guaranteed, the qualified rate of cloth cutting is improved, and the cutting speed and the working efficiency are improved.

2. According to the intelligent new textile material cutting device for textile, the first rack capable of sliding up and down is arranged, two sides of the lower end of the first rack are hinged to the rotating rods through the connecting rods, the first gear is driven by the first motor to rotate to achieve up and down sliding of the first rack, and therefore the two rotating rods rotate in the opposite direction or in the opposite direction, the purpose of smoothing cloth on two sides of a cut is achieved, electric control is achieved, time and labor are saved, accuracy is improved, and cloth smoothing efficiency is improved.

3. According to the intelligent new textile material cutting device for spinning, the upper end of the rotating rod is rotatably connected with the cavity through the second rotating shaft, the second gear is arranged on the second rotating shaft, the teeth meshed with the second gear are arranged on the sliding rod, the second gear is driven to rotate through the rotation of the rotating rod, so that the sliding rod is driven to move up and down, the pressing rod moves up and down, cloth is pressed and fixed when the cloth moves downwards to the lowest position, the intelligent new textile material cutting device for spinning is simple in structure, the intelligent new textile material cutting device for spinning shares one motor with a smoothing mechanism, resources are saved, the intelligent new textile material cutting device for spinning is matched with the smoothing mechanism, the structure is ingenious, and the practicability is strong.

4. According to the intelligent new textile material cutting device for spinning, disclosed by the invention, through the arrangement of the displacement sensor and the pressure sensor, after the cloth notch moves for a certain distance in the box body, the displacement sensor can send a distance signal value to the PLC, and the PLC can control the first motor to start, so that the cloth is flattened and is compressed and fixed; when the pressure value that the pressure sensor of compressing tightly the pole lower extreme monitored was the biggest, then the PLC controller can automatic control second motor start, and the control is cut off the mechanism and is carried out the cloth and cut off, and whole flow is orderly, and is more intelligent, has further improved the efficiency of cutting off of this device, accords with modern intelligent production demand.

Drawings

FIG. 1 is a schematic view of the overall structure of the new intelligent textile material cutting device for textile provided by the invention;

FIG. 2 is a schematic cross-sectional structure diagram of the intelligent new spinning material cutting device for spinning provided by the invention;

FIG. 3 is a schematic top cross-sectional view of the top wall of the enclosure in an embodiment of the invention;

FIG. 4 isbase:Sub>A schematic cross-sectional view taken along line A-A of FIG. 3;

FIG. 5 is an enlarged schematic view at B of FIG. 2;

description of reference numerals:

1. a box body; 11. a feed inlet; 12. a discharge port; 13. a cavity; 14. a first movable slot; 15. a slide hole; 16. a sleeve; 17. a first movable slot;

2. a smoothing mechanism; 21. a rotating rod; 22. smoothing the rod; 23. a second rotating shaft; 24. a spring; 25. an arc-shaped pressing plate;

3. a hold-down mechanism; 31. a slide bar; 32. a hold down bar; 33. a strut;

4. a cutting mechanism; 41. a chute; 42. a tool apron; 43. a shearing knife;

5. distributing;

6. a rotation control assembly; 61. a connecting rod; 62. a first rack; 63. a first gear; 64. a first rotating shaft; 65. a first motor;

7. a linkage mechanism; 71. a second gear; 72. a tooth row;

8. a slide control assembly; 81. a screw rod; 82. a nut; 83. an L-shaped connecting rod; 84. a second motor;

9. a PIC controller; 91. a displacement sensor; 92. a pressure sensor;

10. an access door.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to fig. 1 to 5, an intelligent new textile material cutting device for textile includes a box body 1, wherein the lower ends of the left and right sides of the box body 1 are respectively provided with a feeding port 11 and a discharging port 12; the device adopts the traditional transfer roller to lead the cloth to enter the box body 1 from the feed inlet 11 and come out from the discharge outlet 12, the transfer roller is driven by the motor to rotate, and the transfer roller mechanism belongs to the prior art, so the details are not described.

A smoothing mechanism 2, a pressing mechanism 3 and a cutting mechanism 4 are arranged in the box body 1;

the smoothing mechanism 2 comprises rotating rods 21 which are rotatably arranged on the left side and the right side of the inner top wall of the box body 1 and smoothing rods 22 which are respectively arranged at the lower ends of the rotating rods 21, the length direction of each smoothing rod 22 is parallel to the width direction of the cloth 5, and the inner top wall of the box body 1 is provided with a rotation control assembly 6 for controlling the rotating rods 21 to rotate; the rotation control assembly 6 drives the rotating rod 21 to rotate within a certain angle range, and the flattening rod 22 at the lower end of the rotating rod 21 can rotate at a certain angle in the length direction of the cloth and is in contact with the cloth, so that the flattening and tensioning of the wrinkles of the cloth are realized.

The pressing mechanism 3 comprises slide bars 31 respectively vertically arranged on the left side and the right side of the inner top wall of the box body 1 in a sliding manner and pressing bars 32 arranged at the lower ends of the slide bars 31, the two slide bars 31 are respectively arranged on the inner sides of the two flattening bars 22, the length direction of the pressing bars 32 is parallel to the width direction of the cloth 5, and the rotation control assembly 6 is connected with the slide bars 31 through a linkage mechanism 7 and can drive the slide bars 31 to slide up and down along the inner top wall of the box body 1; when the leveling rods 22 on both sides smooth and tension the cloth on both sides of the part to be cut, the pressing rod 32 immediately presses the cloth on the inner side of the leveling rod 22, so as to fix the cloth on both sides of the part to be cut, thereby facilitating the cutting.

The cutoff mechanism 4 is provided between the two pressing rods 32.

As shown in fig. 2 and 3, a cavity 13 is formed in an inner top wall of the box body 1, and an upper end of the rotating rod 21 is rotatably connected with a side wall of the cavity 13 through a second rotating shaft 23;

the rotation control assembly 6 comprises connecting rods 61 respectively hinged to opposite side walls of the rotating rod 21, first racks 62 vertically and slidably arranged on the inner top wall of the box body 1, wherein two sides of the bottom end of each first rack are respectively hinged to the two connecting rods 61, and first gears 63 meshed with the first racks 62, the first gears 63 are rotatably connected in the cavities 13 through first rotating shafts 64, and one ends of the first rotating shafts 64 penetrating through the side walls of the box body 1 are connected with output shafts of first motors 65;

when the first rack 62 moves up and down, the two rotating rods 21 can be driven to rotate towards or away from each other.

In this embodiment, the first motor 65 drives the first rotating shaft 64 and the first gear 63 to rotate, and then drives the first rack 62 to move up or down through meshing transmission; when the first rack 62 moves downwards, the first rack presses downwards to enable the two connecting rods 61 to be in a horizontal state, and then the two rotating rods 21 are pushed by the connecting rods 61 to rotate away from each other and change from a retracted state to a vertical or outward-expanded state, in the process, the two rotating rods 21 are in contact with the cloth 5, so that the cloth on two sides of the part to be cut is smoothed and tensioned; when the first rack 62 moves upward, the two rotating rods 21 return to the original positions.

Preferably, the linkage mechanism 7 includes a second gear 71 fixedly arranged on the outer wall of the second rotating shaft 23 and a tooth row 72 uniformly arranged on the sliding rod 31, and the tooth row 72 and the second gear 71 are meshed with each other;

the pressing rod 32 is fixedly connected with the lower end of the sliding rod 31 through a support rod 33.

In this embodiment, the second gear 71 is driven to rotate through the rotation of the rotating rod 21, when the rotating rod 21 rotates away from the rotating rod, the second gear 71 rotates clockwise, the sliding rod 31 moves downwards under the driving of the tooth row 72, and when the rotating rod 21 smoothes the cloth 5 and does not rotate any more, the pressing rod 32 just presses the upper end of the cloth 5, so that the cloth on two sides of the cut-off part is fixed, and the quick cutting of the cut-off mechanism 4 is facilitated.

In order to make the first rack 62 and the slide bar 31 slide more stably up and down and avoid exposing movable parts, a slide hole 15 for the first rack 62 and the slide bar 31 to slide is formed in the top wall of the box body 1, an inverted sleeve 16 is fixed at the top of the box body 1 at the upper end of the slide hole 15, and the upper ends of the first rack 62 and the two slide bars 31 are arranged in the corresponding sleeves 16 in a sliding manner.

Preferably, the cutting mechanism 4 includes a sliding groove 41 formed at the inner bottom of the box body 1, tool holders 42 respectively slidably disposed at the front and rear sides of the sliding groove 41, and cutting blades 43 respectively disposed at opposite side walls of the tool holders 42, the sliding groove 41 is parallel to the width direction of the cloth 5, and a sliding control assembly 8 for driving the two tool holders 42 to slide along the sliding groove 41 in the opposite direction or in the opposite direction is disposed on the box body 1. The sliding control component 8 drives the knife holder 42 to slide along the sliding groove 41 in the opposite direction or in the opposite direction, when the knife holder 42 slides in the opposite direction to be in contact with each other, the cloth 5 can be cut off just, and in the opposite direction, the knife holder 42 returns to the two sides of the sliding groove 41. The shearing knife 43 is detachably connected to the knife holder 42, so that the shearing knife is convenient to detach and replace, and the cutting effect is guaranteed. For example, the shearing blade 43 is mounted on the holder 42 by a bolt, mounted on the holder 42 by a snap-fit, or the like.

Preferably, the sliding control assembly 8 includes a screw rod 81 and a threaded sleeve which are rotatably disposed in the cavity 13 and parallel to the sliding groove 41, nuts 82 are disposed at two ends of the screw rod 81, a lower end of each nut 82 is fixedly connected to one side of the tool apron 42 through an L-shaped connecting rod 83, directions of threads at two ends of the screw rod 81 are opposite, and one end of the screw rod 81 penetrates through a side wall of the box body 1 and is connected to an output shaft of the second motor 84.

In this embodiment, the second motor 84 can drive the screw 81 to rotate forward and backward, when the screw rotates forward, the two nuts 82 slide in opposite directions, and are brought to the tool apron 42 through the L-shaped connecting rod 83 to move in opposite directions, so as to cut off the cloth, when the screw rotates backward, the two nuts 82 slide in opposite directions, and the tool apron 42 returns to two sides of the chute 41; an L-shaped link 83 is provided to enable the two nuts 82 to be spaced apart by some distance when the tool holders are in contact, avoiding interference with the components of the smoothing mechanism 2 and the pressing mechanism 3.

Preferably, the inner top wall of the box body 1 is provided with a first movable groove 14 and a second movable groove 17 which are communicated with the cavity 13. The first movable groove 14 is convenient for the parts in the flattening mechanism 2 and the pressing mechanism 3 to move back and forth; the second movable slot 17 facilitates the L-shaped link 83 to move back and forth.

As shown in fig. 5, the smoothing rod 22 is a cylindrical rod and is rotatably connected to the lower end of the rotating rod 21, and the cylindrical rod rotatably connected to the lower end of the rotating rod 21 can prevent the cloth 5 from being excessively stretched, and prevent the cloth 5 from being deformed and even being pulled apart.

The lower end of the leveling rod 22 is connected with an arc-shaped pressing plate 25 through a spring 24, and rubber pads are attached to the lower ends of the arc-shaped pressing plate 25 and the pressing rod 32. The rubber pad increases the friction force with the surface of the cloth 5, so that the cloth is smoothed conveniently; the spring 24 can adjust the distance between the arc-shaped pressing plate 25 and the smoothing rod 22, so that the contact between the smoothing rod 22 and the cloth is not influenced by the thickness of the cloth.

In order to facilitate the maintenance and replacement of the shearing blade 43, the side wall of the box body 1 is also provided with an access door 10.

Preferably, a displacement sensor 91 is arranged in the middle of the left side wall or the right side wall of the chute 41, a pressure sensor 92 is arranged on the bottom wall of the box body 1 right below the pressing rod 32, and both the displacement sensor 91 and the pressure sensor 92 are electrically connected with the PIC controller 9 arranged on the outer side wall of the box body 1.

In this embodiment, after the cloth 5 moves a certain distance in the box 1, the displacement sensor 91 can send a signal value of the distance to the PLC controller 9, and the PLC controller 9 can control the first motor 65 to start, so as to smooth and compress the cloth 5; when the pressure value monitored by the pressure sensor 92 at the lower end of the pressing rod 32 is the maximum value, the PLC 9 can automatically control the second motor 84 to start, and the cutting mechanism 4 is controlled to cut off the cloth, so that the whole process is orderly and more intelligent, the cutting efficiency of the device is further improved, and the modern intelligent production requirement is met.

The present invention has been further described with reference to the examples, but the present invention is not limited to the above-described embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art.

Claims (10)

1. The utility model provides a weaving is with disconnected device of cutting of intelligent textile new material, includes box (1), the lower extreme of the left and right sides of box (1) is equipped with feed inlet (11) and discharge gate (12) respectively, its characterized in that:

a flattening mechanism (2), a pressing mechanism (3) and a cutting mechanism (4) are arranged in the box body (1);

the smoothing mechanism (2) comprises rotating rods (21) which are rotatably arranged on the left side and the right side of the inner top wall of the box body (1) and smoothing rods (22) which are respectively arranged at the lower ends of the rotating rods (21), the length direction of each smoothing rod (22) is parallel to the width direction of the cloth (5), and a rotation control assembly (6) for controlling the rotating rods (21) to rotate is arranged on the inner top wall of the box body (1);

the pressing mechanism (3) comprises sliding rods (31) which are respectively vertically arranged on the left side and the right side of the inner top wall of the box body (1) in a sliding mode and pressing rods (32) arranged at the lower ends of the sliding rods (31), the two sliding rods (31) are respectively arranged on the inner sides of the two leveling rods (22), the length direction of each pressing rod (32) is parallel to the width direction of the cloth (5), and the rotation control assembly (6) is connected with the sliding rods (31) through a linkage mechanism (7) and can drive the sliding rods (31) to vertically slide along the inner top wall of the box body (1);

the cutting mechanism (4) is arranged between the two pressing rods (32).

2. The new material of intelligent weaving of claim 1 cuts device characterized in that:

a cavity (13) is formed in the inner top wall of the box body (1), and the upper end of the rotating rod (21) is rotatably connected with the side wall of the cavity (13) through a second rotating shaft (23);

the rotary control assembly (6) comprises connecting rods (61) respectively hinged to opposite side walls of the rotating rod (21), a first rack (62) vertically and slidably arranged on the inner top wall of the box body (1) and hinged to the two connecting rods (61) at two sides of the bottom end of the box body, and a first gear (63) meshed with the first rack (62), the first gear (63) is rotatably connected into the cavity (13) through a first rotating shaft (64), and one end, penetrating out of the side wall of the box body (1), of the first rotating shaft (64) is connected with an output shaft of a first motor (65);

when the first rack (62) moves up and down, the two rotating rods (21) can be driven to rotate in the opposite direction or in the opposite direction.

3. The new material of intelligent weaving of claim 2 cuts device characterized in that:

the linkage mechanism (7) comprises a second gear (71) fixedly arranged on the outer wall of the second rotating shaft (23) and a tooth row (72) uniformly arranged on the sliding rod (31), and the tooth row (72) is meshed with the second gear (71);

the pressing rod (32) is fixedly connected with the lower end of the sliding rod (31) through a support rod (33).

4. The new intelligent textile material cutting device for the textile according to claim 3, wherein a sliding hole (15) for the first rack (62) and the sliding rod (31) to slide is formed in the top wall of the box body (1), an inverted sleeve (16) is fixed at the top of the box body (1) at the upper end of the sliding hole (15), and the upper ends of the first rack (62) and the two sliding rods (31) are arranged in the corresponding sleeves (16) in a sliding manner.

5. The new material of intelligent weaving of claim 2 cuts device characterized in that:

the cutting mechanism (4) comprises a sliding groove (41) formed in the inner bottom of the box body (1), a cutter holder (42) arranged on the front side and the rear side of the sliding groove (41) and a shearing cutter (43) arranged on the opposite side wall of the cutter holder (42) are respectively slidably arranged, the sliding groove (41) is parallel to the width direction of the cloth (5), and the box body (1) is provided with a sliding control component (8) which drives the cutter holder (42) to move along the sliding groove (41) in opposite directions or in a back-to-back direction.

6. The new material of intelligent weaving of claim 5 cuts device characterized in that:

slide control subassembly (8) include with rotate establish in cavity (13) and with lead screw (81) and the threaded sleeve that spout (41) are parallel establish nut (82) at lead screw (81) both ends, the lower extreme of nut (82) pass through L type connecting rod (83) with one side fixed connection of blade holder (42), the screw direction at the both ends of lead screw (81) is opposite, the one end of lead screw (81) is worn out the lateral wall of box (1) and with the output shaft of second motor (84).

7. The new material of intelligent weaving of claim 5 cuts off device, characterized in that, the interior roof of box (1) is seted up with first movable groove (14) and second movable groove (17) of cavity (13) intercommunication.

8. The new material of intelligent weaving of claim 1 cuts device characterized in that:

the flattening rod (22) is a cylindrical rod and is rotatably connected to the lower end of the rotating rod (21);

the lower end of the flattening rod (22) is connected with an arc-shaped pressing plate (25) through a spring (24), and rubber pads are attached to the lower ends of the arc-shaped pressing plate (25) and the pressing rod (32).

9. The new intelligent textile material cutting device for the textile according to claim 1, wherein the side wall of the box body (1) is further provided with an access door (10).

10. The new intelligent textile material cutting device for spinning according to claim 5, characterized in that a displacement sensor (91) is arranged in the middle of the left side wall or the right side wall of the chute (41), a pressure sensor (92) is arranged on the bottom wall of the box body (1) right below the pressing rod (32), and both the displacement sensor (91) and the pressure sensor (92) are electrically connected with a PIC controller (9) arranged on the outer side wall of the box body (1).

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