CN209903115U

CN209903115U - Torsional spring loading mechanism of pull buckle

Info

Publication number: CN209903115U
Application number: CN201920513899.5U
Authority: CN
Inventors: 黄运旬
Original assignee: Dongguan Zhuozhong Automation Technology Co Ltd
Current assignee: Dongguan Zhuozhong Automation Technology Co Ltd
Priority date: 2019-04-16
Filing date: 2019-04-16
Publication date: 2020-01-07
Anticipated expiration: 2029-04-16

Abstract

The utility model relates to a torsional spring equipment technical field especially discloses a torsional spring mechanism of packing into of pulling knot, including the mounting, set up in the guide subassembly of mounting, first transfer subassembly, the posture transform subassembly, shift out the subassembly, second transfer subassembly and packing subassembly, the torsional spring of external vibration dish output moves along the guide subassembly, first transfer subassembly is used for transferring the torsional spring after the guide subassembly guide to the posture transform subassembly, the torsional spring that the posture transform subassembly driven first transfer subassembly to move rotates in order to alternate the posture of torsional spring, shift out the subassembly and be used for sending into the torsional spring after the posture transform transfer subassembly is handled to the second transfer subassembly, the second transfer subassembly is used for transferring the torsional spring that shifts out the subassembly to external transfer and detains the main part, the packing subassembly is used for packing into the torsional spring of second subassembly and pulls and detains the main part; realize the automatic equipment of torsional spring and pull the knot main part, need not that the operating personnel is manual to pack the torsional spring into and pull the knot main part in, promote the efficiency of packing into of torsional spring.

Description

Torsional spring loading mechanism of pull buckle

Technical Field

The utility model relates to a torsional spring assembly technical field especially discloses a pull torsional spring mechanism of packing into of detaining.

Background

It is one of the articles for daily use to pull the knot, for example, key ring, knapsack knot, pet rope buckle etc. all need use and pull the knot, pull the knot and often comprise a plurality of spare parts, pull and detain mainly by pulling and detain main part and torsional spring and constitute, pull and detain main part and torsional spring and make the back, need the operating personnel manual with the torsional spring pack into pull and detain the main part in, lead to the pack inefficiency of torsional spring, can not satisfy the needs of actual production.

SUMMERY OF THE UTILITY MODEL

In order to overcome the shortcoming and the not enough that exist among the prior art, the utility model aims to provide a pull torsional spring mechanism of packing into of detaining realizes the torsional spring and pulls the automatic equipment of detaining the main part, need not the manual torsional spring of operating personnel and packs into and pull the knot main part in, promotes the efficiency of packing into of torsional spring.

For realizing above-mentioned purpose, the utility model discloses a torsional spring mechanism of packing into of pulling knot, including the mounting, set up in the guide subassembly of mounting, first transfer the subassembly, the posture transform subassembly, move out the subassembly, the subassembly is transferred to the second and the subassembly of packing into, the torsional spring of external vibration dish output moves along the guide subassembly, first transfer the subassembly is used for transferring the torsional spring after the guide subassembly guide to the posture transform subassembly, the first torsional spring that transfers the subassembly to remove of posture transform subassembly drive rotates the posture with the transform torsional spring, it is used for transferring the torsional spring after the posture transform subassembly is handled and sends into the second and transfer the subassembly, the second is transferred the subassembly and is used for transferring the torsional spring that the subassembly was transferred to the external main part of pulling the knot, the subassembly of packing into is used for transferring the second and is packed into and is pulled the knot main part.

Preferably, the guide subassembly is including setting up in the rectilinear vibration feeder of mounting, set up in the first baffle and the second baffle of rectilinear vibration feeder and mutually supporting, set up in the inductor of first baffle or second baffle, first baffle, the second baffle encloses and establishes and form the guide hole, the torsional spring of external vibration dish output gets into in the guide hole, the downthehole torsional spring of rectilinear vibration feeder drive guide moves along the length direction of guide hole, the inductor is located the discharge end of guide hole, the inductor is used for the response to move the torsional spring of the discharge end of transferring to the guide hole, first transfer the subassembly be used for picking up the torsional spring after the inductor response and with the torsional spring to posture transform subassembly.

Preferably, the first transfer assembly comprises a first mechanical arm arranged on the fixing part, a cylinder clamp arranged at the tail end of the first mechanical arm, a first clamping plate arranged on a cylinder body of the cylinder clamp, and a second clamping plate arranged on a clamping jaw of the cylinder clamp, the cylinder clamp drives the second clamping plate to be close to or away from the first clamping plate, and the first clamping plate and the second clamping plate are used for clamping the torsion spring guided by the material guide assembly.

Preferably, the posture changing assembly comprises a rotary table rotatably arranged with the fixing piece, a driving motor for driving the rotary table to rotate, and a carrier arranged on the rotary table, wherein the carrier is provided with a first clamping groove and a yielding groove communicated with the first clamping groove, the first clamping groove penetrates through the rotary table along the axial direction of the rotary table, and the yielding groove is formed by being recessed from the outer surface of the rotary table along the radial direction of the rotary table; the first transfer assembly moves the torsion spring guided by the guide assembly into the first clamping groove, the abdicating groove is used for accommodating the first transfer assembly, and the side walls of the two sides of the first clamping groove abut against and extrude the two ends of the torsion spring so that the torsion spring is elastically deformed.

Preferably, the first clamping groove is communicated with the middle part of the abdicating groove, the abdicating groove is communicated with the middle part of the first clamping groove, and the abdicating groove penetrates through the rotary table along the axial direction of the rotary table; the number of carriers is a plurality of, and a plurality of carriers are around the axis of rotation of carousel and be annular array.

Preferably, the carrier is detachably connected with the turntable, the turntable is provided with a positioning groove, the carrier is provided with a positioning part protruding into the positioning groove, and the carrier is provided with a baffle part for abutting against the turntable; the rotary table is provided with a first concave hole and a first expansion gap communicated with the first concave hole, the first concave hole and the first expansion gap penetrate through the rotary table along the axial direction of the rotary table, and the first expansion gap penetrates through the outer surface of one end of the rotary table along the radial direction of the rotary table; the baffle portion has the second shrinkage pool and with the second expansion clearance of second shrinkage pool intercommunication, the second shrinkage pool is used for communicateing first shrinkage pool, second expansion clearance run through the baffle portion along the thickness direction of baffle portion, the second expansion clearance runs through the surface of baffle portion one end along the length direction of baffle portion, external pin is arranged in packing into first shrinkage pool and the second shrinkage pool.

Preferably, the subassembly that shifts out is including setting up in the first driving piece of mounting, the push pedal of being connected with the output of first driving piece, and first driving piece drive push pedal gets into the inslot of stepping down and promotes the torsional spring in the first draw-in groove to the second in transferring the subassembly, and the push pedal is equipped with the recess, and the recess is used for holding the torsional spring in establishing first draw-in groove.

Preferably, the second transfer assembly comprises a second mechanical arm arranged on the fixing part and a transfer piece arranged at the tail end of the second mechanical arm, the transfer piece comprises a limiting plate and two clamping plates located on the same side of the limiting plate, a gap is formed between the two clamping plates, the two clamping plates are respectively provided with a second clamping groove, the second clamping grooves are formed by concavely arranging one side, close to each other, of the two clamping plates, the moving-out assembly is used for pushing the torsion spring after the posture changing assembly is processed into the second clamping grooves of the two clamping plates, the bottom walls of the second clamping grooves of the two clamping plates are used for abutting against and extruding two ends of the torsion spring so that the torsion spring is elastically deformed, and the limiting plate is used for blocking the middle.

Preferably, the loading assembly comprises a third mechanical arm arranged on the fixing member and a picking member arranged at the tail end of the third mechanical arm, the picking member is used for picking the torsion spring transferred by the second transfer assembly, and the third mechanical arm drives the picking member to move together with the picked torsion spring so as to load the torsion spring into the wrench buckle main body.

Preferably, the torsion spring loading mechanism further comprises a holder, the holder is provided with an accommodating blind groove for accommodating the external wrench buckle main body, the accommodating blind groove is formed by being recessed from the upper surface of the holder, and the shape of the accommodating blind groove is matched with that of the wrench buckle main body; the width of the accommodating blind groove is gradually increased along the direction from the first end of the accommodating blind groove to the second end of the accommodating blind groove; the third mechanical arm drives the picking piece and the picked torsion spring to enter the second end of the accommodating blind groove and drives the torsion spring to move towards the direction close to the first end of the accommodating blind groove until the torsion spring is loaded into the wrench buckle main body.

The utility model has the advantages that: the torsional spring that external vibration dish output moves along the guide subassembly, the torsional spring after the guide subassembly guides is transferred to the posture transform subassembly to first transfer subassembly, the posture transform subassembly drives the torsional spring that first transfer subassembly moved to rotate in order to transform the posture of torsional spring, the torsional spring after the shift-out subassembly processes the posture transform subassembly is sent into the second transfer subassembly, the torsional spring that the second transfer subassembly transferred the shift-out subassembly is transferred to external pulling buckle main part, the torsional spring that the subassembly of packing was transferred the second transfer subassembly is packed into pulling buckle main part; realize the automatic equipment of torsional spring and pull the knot main part, need not that the operating personnel is manual to pack the torsional spring into and pull the knot main part in, promote the efficiency of packing into of torsional spring.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic perspective view of a material guiding assembly of the present invention;

fig. 3 is a schematic perspective view of the first transfer assembly of the present invention;

fig. 4 is a schematic structural view of the turntable and the carrier of the present invention;

fig. 5 is a schematic perspective view of the removing assembly of the present invention;

fig. 6 is a schematic perspective view of a second transfer assembly according to the present invention;

fig. 7 is a schematic perspective view of the loading assembly of the present invention;

fig. 8 is a schematic perspective view of the tray of the present invention.

The reference numerals include:

1-fixing piece 2-material guiding component 3-first transferring component

4-posture changing assembly 5-moving out assembly 6-second transfer assembly

7-Loading Assembly 8-Linear vibratory feeder 9-first guide plate

11-second guide plate 12-guide hole 13-first mechanical arm

14-cylinder clamp 15-first clamping plate 16-second clamping plate

17-turntable 18-carrier 19-first clamping groove

21-abdicating groove 22-positioning groove 23-positioning part

24-baffle portion 25-second recess 26-second expansion gap

27-first driving member 28-push plate 29-groove

31-second mechanical arm 32-limiting plate 33-clamping plate

34-second card slot 35-third mechanical arm 36-picking member

37-holder 38-accommodating blind groove.

Detailed Description

In order to facilitate understanding of those skilled in the art, the present invention will be further described with reference to the following examples and accompanying drawings, which are not intended to limit the present invention.

Referring to fig. 1, the torsion spring loading mechanism of a wrench buckle of the present invention includes a fixing member 1, the fixing member 1 is substantially a rectangular plate, the fixing member 1 is configured to be installed on an external frame, a material guiding assembly 2, a first transferring assembly 3, a posture changing assembly 4, a moving-out assembly 5, a second transferring assembly 6 and a loading assembly 7 are disposed on the fixing member 1, a torsion spring output by an external vibrating tray moves along the material guiding assembly 2, the first transferring assembly 3 is configured to transfer the torsion spring guided by the material guiding assembly 2 to the posture changing assembly 4, the posture changing assembly 4 drives the torsion spring moved by the first transferring assembly 3 to rotate so as to change the posture of the torsion spring, the moving-out assembly 5 is configured to send the torsion spring processed by the posture changing assembly 4 to the second transferring assembly 6, the second transferring assembly 6 is configured to transfer the torsion spring moved out from the assembly 5 to the external wrench buckle main body, the loading assembly 7 is used for loading the torsion spring transferred by the second transfer assembly 6 into the wrench main body.

In the using process of the torsion spring loading mechanism, torsion springs are placed in an external vibration disc, the torsion springs output by the vibration disc are arranged one by one and move along the material guide assembly 2, the torsion springs guided by the material guide assembly 2 are transferred to the posture changing assembly 4 by the first transfer assembly 3, the posture changing assembly 4 drives the torsion springs moved by the first transfer assembly 3 to rotate so as to change the posture of the torsion springs, the torsion springs processed by the posture changing assembly 4 are sent to the second transfer assembly 6 by the moving-out assembly 5, the torsion springs transferred by the moving-out assembly 5 are transferred to an external wrench body by the second transfer assembly 6, and the torsion springs transferred by the second transfer assembly 6 are loaded into the wrench body by the loading assembly 7; realize the automatic equipment of torsional spring and pull the knot main part, need not that the operating personnel is manual to pack the torsional spring into and pull the knot main part in, promote the efficiency of packing into of torsional spring.

Referring to fig. 1 and 2, the material guiding assembly 2 includes a linear vibrating feeder 8 disposed on a fixed member 1, a first guide plate 9 and a second guide plate 11 disposed on the linear vibrating feeder 8 and cooperating with each other, and a sensor disposed on the first guide plate 9 or/and the second guide plate 11, the linear vibrating feeder 8 is a conventional one, no longer describe herein, first baffle 9, second baffle 11 enclose to establish and form guide hole 12, guide hole 12 is located first baffle 9, one side that second baffle 11 is close to each other, the torsional spring of external vibration dish output gets into guide hole 12 in, the torsional spring in the linear vibration feeder 8 drive guide hole 12 moves along the length direction of guide hole 12, the inductor is located the discharge end of guide hole 12, the inductor is used for the induction to move the torsional spring to the discharge end of guide hole 12, first transfer subassembly 3 is used for picking up the torsional spring after the inductor response and transfers the torsional spring to posture transform subassembly 4.

Referring to fig. 1 to 3, the first transfer assembly 3 includes a first robot arm 13 movably disposed on the fixed member 1, a cylinder clamp 14 disposed at a distal end of the first robot arm 13, a first clamp plate 15 disposed on a cylinder body of the cylinder clamp 14, and a second clamp plate 16 disposed on a clamping jaw of the cylinder clamp 14, the cylinder clamp 14 drives the second clamp plate 16 to approach or separate from the first clamp plate 15, and the first clamp plate 15 and the second clamp plate 16 are used for clamping a torsion spring guided by the material guiding assembly 2.

After the sensor senses the torsion spring moving to the discharge end of the material guide hole 12, the first mechanical arm 13 drives the cylinder clamp 14 to move, the cylinder clamp 14 drives the first clamping plate 15 and the second clamping plate 16 to clamp the torsion spring sensed by the sensor, and then the first mechanical arm 13 moves the torsion spring clamped by the first clamping plate 15 and the second clamping plate 16 to the posture changing assembly 4.

Referring to fig. 1 to 4, the posture changing assembly 4 includes a turntable 17 rotatably disposed on the fixing member 1, a driving motor for driving the turntable 17 to rotate, and a carrier 18 disposed on the turntable 17, wherein the carrier 18 is provided with a first engaging groove 19 and a yielding groove 21 communicated with the first engaging groove 19, the first engaging groove 19 penetrates through the turntable 17 along an axial direction of the turntable 17, and the yielding groove 21 is recessed from an outer surface of the turntable 17 along a radial direction of the turntable 17.

The first transfer component 3 moves the torsion spring guided by the material guiding component 2 into the first clamping groove 19, that is, the first mechanical arm 13 drives the cylinder clamp 14 to move the torsion spring clamped by the first clamping plate 15 and the second clamping plate 16 into the first clamping groove 19, the abdicating groove 21 is used for accommodating the first clamping plate 15 and the second clamping plate 16 of the first transfer component 3, the abdicating groove 21 is used for abdicating the clamping plates, so that the torsion spring clamped by the first clamping plate 15 and the second clamping plate 16 smoothly enters the first clamping groove 19, the side walls at two sides of the first clamping groove 19 respectively abut against and extrude two ends of the torsion spring to enable the torsion spring to generate elastic deformation, the torsion spring is stably positioned in the carrier 18 by using the elastic restoring force of the torsion spring, and the torsion spring is prevented from falling from the first clamping groove 19 of the carrier 18 after the first transfer component 3 is reset.

The first clamping groove 19 is communicated with the middle part of the abdicating groove 21, the abdicating groove 21 is communicated with the middle part of the first clamping groove 19, the cross sections of the first clamping groove 19 and the abdicating groove 21 are cross-shaped, and the abdicating groove 21 penetrates through the rotary table 17 along the axial direction of the rotary table 17; the number of carriers 18 is plural, and the plural carriers 18 are in an annular array around the rotation axis of the turntable 17. Preferably, the fixed member 1 is provided with a cam divider, the rotary table 17 is provided on an output shaft of the cam divider, the driving motor drives the rotary table 17 to intermittently rotate via the cam divider, and a rotation axis of the rotary table 17 is arranged in parallel with a horizontal plane.

The carrier 18 is detachably connected with the turntable 17, the turntable 17 is provided with a positioning groove 22, the carrier 18 is provided with a positioning part 23 protruding into the positioning groove 22, and the carrier 18 and the turntable 17 are quickly assembled together by matching the positioning groove 22 and the positioning part 23. The carrier 18 also has a baffle portion 24 for abutting against the turntable 17, and the turntable 17 abuts against the baffle portion 24 to prevent the carrier 18 from being excessively loaded into the turntable 17, so as to ensure that the carrier 18 and the turntable 17 are accurately assembled together.

The turntable 17 is provided with a first concave hole and a first expansion gap communicated with the first concave hole, the first concave hole and the first expansion gap penetrate through the turntable 17 along the axial direction of the turntable 17, and the first expansion gap penetrates through the outer surface of one end of the turntable 17 along the radial direction of the turntable 17.

Baffle portion 24 has second shrinkage pool 25 and with the second expansion clearance 26 of second shrinkage pool 25 intercommunication, second shrinkage pool 25 is used for communicateing first shrinkage pool, second shrinkage pool 25, second expansion clearance 26 run through baffle portion 24 along the thickness direction of baffle portion 24, and second expansion clearance 26 runs through the surface of baffle portion 24 one end along the length direction of baffle portion 24, and external pin is arranged in packing into first shrinkage pool and second shrinkage pool 25.

The outer diameter of the pin is slightly larger than the aperture of the first concave hole and the aperture of the second concave hole 25, after the pin is installed in the first concave hole and the second concave hole 25, the difference between the outer diameter of the pin and the aperture of the first concave hole (the aperture of the second concave hole 25) is buffered by the first expansion gap and the second expansion gap 26, the pin is ensured to be stably fixed on the turntable 17 and the carrier 18, and the carrier 18 and the turntable 17 are further fixedly connected together. When the carrier 18 needs to be disassembled, the carrier 18 can be removed from the turntable 17 by pulling out the pin, so that the carrier 18 is convenient to disassemble and assemble.

Referring to fig. 1 to 5, the removing assembly 5 includes a first driving member 27 disposed on the fixing member 1, and a push plate 28 connected to an output end of the first driving member 27, the first driving member 27 may be an air cylinder, and the first driving member 27 drives the push plate 28 to enter the receding slot 21 and push the torsion spring in the first locking slot 19 into the second transferring assembly 6.

The push plate 28 is provided with a groove 29, the groove 29 is formed by recessing the end face of the free end of the push plate 28, and the groove 29 is used for accommodating the torsion spring in the first clamping groove 19. When the first driving member 27 drives the push plate 28 to push the torsion spring in the first slot 19, the middle of the torsion spring is located in the groove 29, the bottom wall of the groove 29 abuts against the outer surface of the middle of the torsion spring, and the side walls on the two sides of the groove 29 stop the middle of the limiting torsion spring, so that posture change of the torsion spring in the moving process is prevented, and the transfer yield of the torsion spring is ensured.

Referring to fig. 1 to 6, the second transfer assembly 6 includes a second mechanical arm 31 movably disposed on the fixing member 1, and a transfer member disposed at an end of the second mechanical arm 31, the transfer member includes a limiting plate 32 and two clamping plates 33 disposed on a same side of the limiting plate 32, a gap is provided between the two clamping plates 33, the two clamping plates 33 are respectively provided with a second clamping groove 34, the second clamping groove 34 is formed by recessing a side of the two clamping plates 33 close to each other, the removing assembly 5 is configured to push the torsion spring processed by the posture changing assembly 4 into the second clamping grooves 34 of the two clamping plates 33, that is, the first driving member 27 drives the push plate 28 to push the torsion spring in the first clamping groove 19 into the second clamping grooves 34 of the two clamping plates 33, a bottom wall of the second clamping groove 34 of the two clamping plates 33 is configured to press two ends of the torsion spring to elastically deform the torsion spring, and the torsion spring is stably positioned in the second clamping groove 34 of the two clamping, the torsion spring is prevented from falling out of the second clamping grooves 34 of the two clamping plates 33; the limiting plate 32 is used for stopping the middle of the torsion spring in the second slot 34 abutting against the two catch plates 33, and when the push plate 28 pushes the torsion spring in the first slot 19 into the second slot 34, the limiting plate 32 is used for stopping the middle of the torsion spring, so as to prevent the torsion spring from moving excessively and separating from the two catch plates 33.

Referring to fig. 1 to 7, the loading assembly 7 includes a third mechanical arm 35 movably disposed on the fixed member 1, and a picking member 36 disposed at an end of the third mechanical arm 35, where the picking member 36 is used for picking up the torsion spring transferred by the second transfer assembly 6, that is, the picking member 36 is used for picking up the torsion spring in the second slot 34, then the third mechanical arm 35 drives the picking member 36 with the picked torsion spring to move until the torsion spring is loaded into the trigger body, then the picking member 36 releases the torsion spring, and the third mechanical arm 35 drives the picking member 36 to return.

Referring to fig. 1 to 8, the torsion spring loading mechanism further includes a holder 37, the holder 37 has a blind accommodating groove 38 for accommodating an external wrench buckle main body, the blind accommodating groove 38 is recessed from an upper surface of the holder 37, and a shape of the blind accommodating groove 38 matches a shape of the wrench buckle main body.

The width of the accommodating blind groove 38 gradually increases along the direction from the first end of the accommodating blind groove 38 to the second end of the accommodating blind groove 38; the third mechanical arm 35 drives the picking member 36 with the picked torsion spring to enter the second end of the accommodating blind groove 38, and drives the torsion spring to move towards the direction close to the first end of the accommodating blind groove 38 until the torsion spring is loaded into the wrench buckle main body and positioned, thereby completing the assembly of the torsion spring and the wrench buckle main body.

The above description is only for the preferred embodiment of the present invention, and for those skilled in the art, there are variations on the detailed description and the application scope according to the idea of the present invention, and the content of the description should not be construed as a limitation to the present invention.

Claims

1. The utility model provides a pull torsional spring mechanism of packing into of detaining which characterized in that: including the mounting, set up in the guide subassembly of mounting, firstly transfer the subassembly, the posture transform subassembly, move out the subassembly, the subassembly and the subassembly of packing into are transferred to the second, the torsional spring of external vibration dish output moves along the guide subassembly, first transfer the subassembly is used for transferring the torsional spring after the guide subassembly guide to the posture transform subassembly, the first torsional spring that transfers the subassembly to remove of posture transform subassembly drive rotates the posture with the transform torsional spring, it is used for sending into the torsional spring after the posture transform subassembly is handled the subassembly to shift out the subassembly, the second is transferred the torsional spring that the subassembly was used for transferring the subassembly that shifts out and is transferred to external the main part of pulling, the subassembly of packing into is used for transferring the torsional spring that the subassembly was transferred to the second and is packed into and is pulled in.

2. The torsion spring loading mechanism of the trigger according to claim 1, wherein: the guide subassembly is including setting up in the rectilinear vibration feeder of mounting, set up in the rectilinear vibration feeder and first baffle and the second baffle of mutually supporting, set up in the inductor of first baffle or second baffle, first baffle, the second baffle encloses and establishes and form the guide hole, the torsional spring of external vibration dish output gets into in the guide hole, the downthehole torsional spring of rectilinear vibration feeder drive guide moves along the length direction of guide hole, the inductor is located the discharge end of guide hole, the inductor is used for the torsional spring of response removal to the discharge end of guide hole, first transfer the subassembly be used for picking up the torsional spring after the inductor response and transfer the torsional spring to posture transform subassembly.

3. The torsion spring loading mechanism of the trigger according to claim 1, wherein: the first transfer assembly comprises a first mechanical arm arranged on the fixing part, a cylinder clamp arranged at the tail end of the first mechanical arm, a first clamping plate arranged on a cylinder body of the cylinder clamp, and a second clamping plate arranged on a clamping jaw of the cylinder clamp, the cylinder clamp drives the second clamping plate to be close to or far away from the first clamping plate, and the first clamping plate and the second clamping plate are used for clamping a torsion spring guided by the material guide assembly.

4. The torsion spring loading mechanism of the trigger according to claim 1, wherein: the posture changing assembly comprises a rotary table, a driving motor and a carrier, wherein the rotary table is rotatably arranged with the fixing piece, the driving motor is used for driving the rotary table to rotate, the carrier is arranged on the rotary table, the carrier is provided with a first clamping groove and a yielding groove communicated with the first clamping groove, the first clamping groove penetrates through the rotary table along the axial direction of the rotary table, and the yielding groove is formed by being recessed from the outer surface of the rotary table along the radial direction of the rotary table; the first transfer assembly moves the torsion spring guided by the guide assembly into the first clamping groove, the abdicating groove is used for accommodating the first transfer assembly, and the side walls of the two sides of the first clamping groove abut against and extrude the two ends of the torsion spring so that the torsion spring is elastically deformed.

5. The torsion spring loading mechanism of the trigger according to claim 4, wherein: the first clamping groove is communicated with the middle part of the abdicating groove, the abdicating groove is communicated with the middle part of the first clamping groove, and the abdicating groove penetrates through the rotary table along the axial direction of the rotary table; the number of carriers is a plurality of, and a plurality of carriers are around the axis of rotation of carousel and be annular array.

6. The torsion spring loading mechanism of the trigger according to claim 4, wherein: the carrier is detachably connected with the rotary table, the rotary table is provided with a positioning groove, the carrier is provided with a positioning part protruding into the positioning groove, and the carrier is provided with a baffle part used for abutting against the rotary table; the rotary table is provided with a first concave hole and a first expansion gap communicated with the first concave hole, the first concave hole and the first expansion gap penetrate through the rotary table along the axial direction of the rotary table, and the first expansion gap penetrates through the outer surface of one end of the rotary table along the radial direction of the rotary table; the baffle portion has the second shrinkage pool and with the second expansion clearance of second shrinkage pool intercommunication, the second shrinkage pool is used for communicateing first shrinkage pool, second expansion clearance run through the baffle portion along the thickness direction of baffle portion, the second expansion clearance runs through the surface of baffle portion one end along the length direction of baffle portion, external pin is arranged in packing into first shrinkage pool and the second shrinkage pool.

7. The torsion spring loading mechanism of the trigger according to claim 4, wherein: the shifting-out assembly comprises a first driving piece arranged on the fixing piece and a push plate connected with the output end of the first driving piece, the first driving piece drives the push plate to enter the abdicating groove and push the torsion spring in the first clamping groove to the second transfer assembly, the push plate is provided with a groove, and the groove is used for accommodating the torsion spring in the first clamping groove.

8. The torsion spring loading mechanism of the wrenching according to any one of claims 1 to 7, wherein: the subassembly is transferred to the second is including setting up in the second arm of mounting, set up in the terminal piece of transferring of second arm, it includes the limiting plate to transfer the piece, lie in two cardboards of limiting plate with one side, the clearance has between two cardboards, two cardboards have the second draw-in groove respectively, the second draw-in groove is established from one side that two cardboards are close to each other concavely, it is used for pushing the torsional spring after the posture transform subassembly is handled in the second draw-in groove of two cardboards to move out the subassembly, the diapire of the second draw-in groove of two cardboards is used for contradicting the both ends that extrude the torsional spring and make the torsional spring take place elastic deformation, the limiting plate is used for the.

9. The torsion spring loading mechanism of the wrenching according to any one of claims 1 to 7, wherein: the loading assembly comprises a third mechanical arm arranged on the fixing part and a picking piece arranged at the tail end of the third mechanical arm, the picking piece is used for picking the torsion spring transferred by the second transfer assembly, and the third mechanical arm drives the picking piece to move together with the picked torsion spring so as to load the torsion spring into the wrenching main body.

10. The torsion spring loading mechanism of the trigger of claim 9, wherein: the torsion spring loading mechanism further comprises a support tool, the support tool is provided with an accommodating blind groove used for accommodating an external wrench buckle main body, the accommodating blind groove is formed by being concavely arranged on the upper surface of the support tool, and the shape of the accommodating blind groove is matched with that of the wrench buckle main body; the width of the accommodating blind groove is gradually increased along the direction from the first end of the accommodating blind groove to the second end of the accommodating blind groove; the third mechanical arm drives the picking piece and the picked torsion spring to enter the second end of the accommodating blind groove and drives the torsion spring to move towards the direction close to the first end of the accommodating blind groove until the torsion spring is loaded into the wrench buckle main body.