CN220260094U - Multi-station automatic screw equipment - Google Patents

Abstract

The utility model discloses multi-station automatic screw equipment; comprises a frame, a conveying device arranged outside the frame, a feeding device arranged on the inner side of the frame, a plurality of automatic screw machines, a sorting device, a discharging device and a rotating device; the feeding device, the plurality of automatic screw machines, the sorting device and the discharging device are sequentially arranged on the periphery of the rotating device in a surrounding mode, the feeding device is used for sucking parts at the head of the conveying device to the rotating device, the rotating device is used for driving the parts to rotate, the parts sequentially pass through the plurality of automatic screw machines and then go to the discharging device and the sorting device, the automatic screw machines are used for locking screws on the parts to be locked, the sorting device is used for picking unqualified parts, the discharging device is used for moving the parts with the locked wires to the tail end of the conveying device, and the conveying device is used for sending out the parts with the locked wires; the process realizes full-automatic assembly line production, ensures the locking quality of screws, and solves the problems of labor consumption and product pollution.

Description

Multi-station automatic screw equipment

Technical Field

The utility model relates to the technical field of screw locking, in particular to multi-station automatic screw equipment.

Background

In the production of products in the toy gift industry, a large number of plastic parts are required to be used, the assembly among the plastic parts is usually fixed in a screw locking mode, so that screw locking becomes one of key procedures in production, the traditional screw locking work is to lock products one by manually using screw locking tools and then manually checking the screws by manually using torquemeters or screw drivers, so that labor is consumed and screw locking quality cannot be guaranteed, in the screw locking procedure, the loading and unloading processes of the products are also involved, the traditional loading and unloading modes are that workers put the plastic sucking boxes filled with the products on the plastic sucking boxes, and after screw locking is finished, the workers take the plastic sucking boxes filled with the processed products off the plastic sucking boxes. The mode needs manual operation, and the human hand can possibly contact with the product in the operation process, so that the problems of labor consumption and product pollution exist.

Disclosure of Invention

The utility model mainly solves the technical problems of labor consumption, incapability of ensuring screw locking quality and pollution to products by providing multi-station automatic screw equipment.

In order to solve the technical problems, the technical scheme adopted by the utility model is to provide multi-station automatic screw equipment, which comprises a frame, a conveying device arranged on the outer side of the frame, and a feeding device, a plurality of automatic screw machines, a discharging device and a rotating device which are arranged on the inner side of the frame.

The feeding device, the plurality of automatic screw machines and the discharging device are sequentially arranged on the periphery of the rotating device in a surrounding mode, the feeding device extends to the upper side of the middle of the conveying device, and the discharging device extends to the upper side of the tail of the conveying device.

The feeding device is used for sucking the parts at the head of the conveying device onto the rotating device, the rotating device is used for driving the parts to rotate, the parts sequentially pass through a plurality of automatic screw machines and then reach the discharging device, the automatic screw machines are used for locking screws onto the parts to be locked, the discharging device is used for moving the parts which are locked into the threads from the rotating device to the tail end of the conveying device, and the conveying device is used for sending out the parts which are locked into the threads.

Preferably, the multi-station automatic screw equipment further comprises a detection unit, wherein the detection unit comprises a ranging sensor for detecting the floating height of the screw, and the ranging sensor is arranged on the automatic screw machine and used for detecting the vertical moving distance of the screw when the automatic screw machine locks the screw.

Preferably, the detection unit further comprises a torque sensor, wherein the torque sensor is connected with a screw motor in the automatic screw machine, and the screw motor is used for driving the screwdriver head to lock the screw; the torque sensor is used for detecting the torque of the screw motor.

Preferably, the multi-station automatic screw equipment further comprises a sorting device, the sorting device is arranged on the periphery of the rotating device in a surrounding mode and located at the last station of the blanking device, a sorting opening corresponding to the sorting device is formed in a frame on the side face of the sorting device, the sorting device is used for detecting unqualified parts through the detecting unit, the unqualified parts are taken out from the rotating device, and the sorting opening slides out.

Preferably, the conveying device comprises a conveying belt and a guide mechanism, the guide mechanism is arranged on the upper side of the conveying belt and comprises guide strips and guide plates, the guide strips are arranged at the head end of the conveying belt and used for gathering parts, the guide plates are arranged in the middle of the conveying belt and are provided with two guide plates, and the distance between the two guide plates is matched with the width of the parts and used for rectifying the parts.

Preferably, the guiding mechanism further comprises a guiding frame and guiding telescopic pieces, wherein the guiding frame is arranged on the lower side of the frame, the two guiding telescopic pieces are arranged at the middle parts of the guiding frame relatively, and the telescopic ends of the guiding telescopic pieces are respectively connected with the corresponding guiding plates for adjusting the distance between the two guiding plates.

Preferably, the guide mechanism further comprises a limiting piece, the limiting piece is arranged at the rear end part of the guide frame, and the limiting piece is used for blocking a part to be locked from moving to the tail end of the conveying belt.

Preferably, the rotating device comprises a turntable and a turntable motor, the turntable is rotatably arranged on the frame and can rotate relative to the frame, and the turntable motor is connected with the turntable and is used for driving the turntable to rotate; a feeding device, two automatic screw machines, a sorting device and a discharging device are sequentially arranged around the rotary table in a surrounding mode, and the rotary table is sequentially rotated towards the direction of the discharging device through the feeding device.

Preferably, the middle part of the turntable is provided with a through hole, a feeding support column is arranged at the through hole, and a feeding device is arranged on the feeding support column.

Preferably, the feeding device, the discharging device and the sorting device comprise a transverse moving mechanism, a vertical moving mechanism and an adsorption mechanism, wherein the vertical moving mechanism is arranged on the transverse moving mechanism and used for driving the vertical moving mechanism to transversely move, the adsorption mechanism is arranged on the vertical moving mechanism and used for driving the adsorption mechanism to vertically move, and the adsorption mechanism is used for sucking parts.

The beneficial effects of the utility model are as follows: the automatic assembly line type operation is realized in the feeding and discharging of the product, the screw locking and detecting process, the manual locking of the screw on the product by using a screw locking tool is not needed, the manual checking of the screw by using a torsion meter or a screw driver is not needed, the feeding, discharging and sorting are not needed, the screw locking quality is ensured, the labor intensity of workers is reduced, and the problems of consuming labor and polluting the product are solved.

Drawings

FIG. 1 is a schematic diagram of a structure according to an embodiment of the utility model;

FIG. 2 is a top view of a structure according to an embodiment of the utility model;

FIG. 3 is a schematic view of the structure of a conveyor according to the present utility model;

FIG. 4 is a schematic structural view of a loading device according to the present utility model;

FIG. 5 is a schematic view of a turning apparatus according to the present utility model;

FIG. 6 is a schematic view of the structure of an automatic screw machine according to the present utility model;

FIG. 7 is a schematic diagram of the structure of a detection unit according to the present utility model;

fig. 8 is a schematic view of a sorting apparatus according to the present utility model;

fig. 9 is a schematic structural view of a blanking apparatus according to the present utility model.

Detailed Description

In order that the utility model may be readily understood, a more particular description thereof will be rendered by reference to specific embodiments that are illustrated in the appended drawings. Preferred embodiments of the present utility model are shown in the drawings. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this utility model belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model. The term "and/or" as used in this specification includes any and all combinations of one or more of the associated listed items.

Fig. 1 to 9 show an embodiment of the multi-station automatic screw machine according to the utility model, which in combination with fig. 1 and 2 comprises a frame 8, a conveyor 1 arranged outside the frame 8, and a feeding device 2, two automatic screw machines 4, a detection unit 5, a sorting device 6, a blanking device 7 and a turning device 3 arranged inside the frame 8.

The feeding device 2, the two automatic screw machines 4, the sorting device 6 and the blanking device 7 are sequentially arranged on the periphery of the rotating device 3 in a surrounding mode, the feeding device 2 extends to the upper side of the middle of the conveying device 1, the blanking device 7 extends to the upper side of the tail of the conveying device 1, and the sorting device 6 is located at the last station of the blanking device 7.

The feeding device 2 is used for sucking the parts at the head of the conveying device 1 onto the rotating device 3, the rotating device 3 is used for driving the parts to rotate, the parts pass through the two automatic screw machines 4 in sequence, the automatic screw machines 4 are used for locking screws onto the parts to be locked, the detecting unit 5 is used for detecting whether the parts are qualified after the locking, the sorting device 6 is used for sorting unqualified parts, the discharging device 7 is used for moving the parts which are locked and qualified from the rotating device 3 to the tail end of the conveying device 1, and the conveying device 1 is used for sending out the parts which are locked and qualified.

The parts are sucked onto the head of the conveying device 1 by the feeding device 2, the rotating device 3 drives the parts to be screwed by a plurality of automatic screwing machines 4, then the parts are detected by the detecting unit 5, and then the parts are sorted out by the sorting device 6 or sucked onto the tail of the conveying device 1 by the discharging device 7, so that the whole-flow automatic operation is realized, the feeding, screw locking detection, sorting and discharging of the parts can be finished without manual participation, the labor intensity of workers is lightened, the labor is saved, the screw locking quality of the parts is ensured, and meanwhile, the pollution of production process hands to products is also reduced.

Preferably, referring to fig. 3, the conveying device 1 includes a conveying belt 11 and a guiding mechanism 12, the guiding mechanism 12 is disposed on the upper side of the conveying belt 11, the guiding mechanism 12 includes a guiding strip 121 and a guiding plate 122, the guiding strip 121 is disposed at the head end of the conveying belt 11 and is used for gathering and placing the blister box 10 of the part, the guiding plate 122 is disposed in the middle of the conveying belt 11, two guiding plates 122 are disposed, the distance between the two guiding plates 122 is adapted to the width of the blister box 10, the blister box 10 on the conveying belt 11 is regulated, and an in-place sensor 123 is disposed on the guiding plate 122 and is used for detecting whether the blister box 10 reaches a preset position, and the blister box 10 can be sucked by the feeding device 2.

The guiding mechanism 12 further comprises a guiding frame 124 and guiding telescopic members 125, the guiding frame 124 is arranged at the lower side of the frame 8, the guiding telescopic members 125 are provided with two guiding plates 122 which are oppositely arranged at the middle part of the guiding frame 124, the telescopic ends of the guiding telescopic members 125 are respectively connected with the corresponding guiding plates 122, the distance between the two guiding plates 122 is adjusted, the plastic suction box 10 after being regulated is further adjusted to a preset position, and in practical application, the guiding telescopic members 125 can be devices such as electric telescopic rods, hydraulic telescopic rods and pneumatic telescopic rods which can provide power.

The guide mechanism 12 further comprises a limiting member 126, the limiting member 126 is disposed at the rear end of the guide frame 124, and the limiting member 126 is used for blocking the movement of the plastic suction box 10 to be locked after adjustment to the tail end of the conveyor belt 11, so as to prevent the plastic suction box 10 to be locked from being carried away by the conveyor belt 11.

As shown in fig. 4, the feeding device 2 comprises a feeding transverse moving mechanism 21, a feeding vertical moving mechanism 22 and a feeding adsorption mechanism 23;

the feeding transverse moving mechanism 21 comprises a feeding transverse fixing piece 211, a feeding transverse moving piece 212 and a feeding transverse driving piece 213, the feeding transverse driving piece 213 is connected with the feeding transverse moving piece 212 to drive the feeding transverse moving piece 212 to transversely move relative to the feeding transverse fixing piece 211, the feeding vertical moving mechanism 22 comprises a feeding first vertical fixing piece 221, a feeding first vertical moving piece 222 and a feeding first vertical driving piece 223, the feeding first vertical fixing piece 221 is arranged on the feeding transverse moving piece, and the feeding first vertical driving piece 223 is connected with the feeding first vertical moving piece 222 to drive the feeding first vertical moving piece 222 to vertically move relative to the feeding first vertical fixing piece 221; the vertical moving mechanism further comprises a second feeding vertical fixing piece 224, a second feeding vertical moving piece 225 and a second feeding vertical driving piece 226, the second feeding vertical fixing piece 224 is arranged on the first feeding vertical moving piece 222, the second feeding vertical driving piece 226 is connected with the second feeding vertical moving piece 225, the second feeding vertical moving piece 225 is driven to vertically move relative to the second feeding vertical fixing piece 224, and the feeding adsorption mechanism 23 is arranged on the second feeding vertical moving piece 225; the feeding adsorption mechanism 23 comprises a feeding adsorption fixing part 231 and a feeding sucker 232, wherein the feeding adsorption fixing part 231 is arranged on the feeding vertical moving mechanism 22, the feeding sucker 232 is arranged on the feeding adsorption fixing part 231, and the feeding sucker 232 is used for sucking and placing the plastic suction box 10 of the part to be locked.

Referring to fig. 4 and 5, the rotating device 3 includes a turntable 34 and a turntable motor 35, the turntable 34 is rotatably disposed on the frame 8 and can rotate relative to the frame 8, the turntable 34 is uniformly provided with a bottom mold 31 and is adapted to the blister box 10 on the conveying device 1, the blister box 10 is placed, a through hole 32 is disposed in the middle of the turntable 34, a feeding support column 33 is disposed at the through hole 32, and the feeding support column 33 is provided with a feeding device 2; the turntable motor 35 is connected with the turntable 34 and is used for driving the turntable 34 to rotate; the periphery of the rotary table 34 is sequentially surrounded with a feeding device 2, two automatic screw machines 4, a sorting device 6 and a blanking device 7, and the rotary table 34 is sequentially rotated by the feeding device 2 towards the direction of the blanking device 7.

As shown in fig. 6, the automatic screw machine 4 includes a screw machine longitudinal movement mechanism 41, a screw machine lateral movement mechanism 42, a screw machine vertical movement mechanism 43, a screw machine screw locking mechanism 44, and a screw machine ranging module 45.

The screw machine transverse moving mechanism 42 is arranged on the screw machine longitudinal moving mechanism 41, the screw machine longitudinal moving mechanism 41 is used for driving the screw machine transverse moving mechanism 42 to longitudinally move, the screw machine vertical moving mechanism 43 is arranged on the screw machine transverse moving mechanism 42, the screw machine transverse moving mechanism 42 is used for driving the screw machine vertical moving mechanism 43 to transversely move, the screw machine screw locking mechanism 44 and the screw machine distance measuring module 45 are arranged on the screw machine vertical moving mechanism 43, and the screw machine vertical moving mechanism 43 is used for driving the screw machine screw locking mechanism 44 to vertically move.

The screw machine screw locking mechanism 44 comprises a screw machine locking driving component 441 and a screw machine locking component 442, the screw machine locking driving component 441 is arranged on the screw machine vertical moving mechanism 43, the screw machine locking component 442 is connected with the screw machine locking driving component 441, and the screw machine locking driving component 441 is used for driving the screw machine locking component 442 to move vertically; the screw machine ranging module 45 is used for detecting the moving distance of the screw machine locking assembly 442 in the vertical direction.

Preferably, as shown in fig. 7, the detecting unit 5 includes a ranging sensor 51 for detecting the floating height of the screw, where the ranging sensor 51 is disposed on the automatic screw machine 4 and is used for detecting the vertical moving distance of the screw when the automatic screw machine 4 locks the screw, and determining whether the screw is accurately locked according to whether the vertical moving distance reaches a preset distance, where the preset distance sets different preset values according to the screws with different lengths, if the preset distance is reached, the accurate locking of the screw is determined, and if the preset distance is not reached, the inaccurate locking of the screw is determined, so that the technical error in the detection process is reduced, the accuracy of product detection is improved, and the locking quality of the screw is ensured.

Preferably, as shown in fig. 7, the detecting unit 5 further includes a torque sensor 52, where the torque sensor 52 is connected to a screw motor 53 in the automatic screw machine 4, and the screw motor 53 is used to drive the screwdriver head to lock the screw; the torque sensor 52 is used for detecting the torque of the screw motor 53, judging whether the locked screw slips according to whether the preset torque is reached in the preset time, if the preset torque is reached in the preset time, judging that the locked screw does not slip, and if the preset torque is not reached in the preset time, judging that the locked screw slips, digitally analyzing whether the screw is locked or not according to the torque value, ensuring the detection quality, and being beneficial to improving the product qualification rate.

Referring to fig. 8 and 2, the sorting device 6 includes a sorting transverse moving mechanism 61, a sorting vertical moving mechanism 62 and a sorting adsorption mechanism 63, the sorting vertical moving mechanism 62 is disposed on the sorting transverse moving mechanism 61, the sorting transverse moving mechanism 61 is used for driving the sorting vertical moving mechanism 62 to move transversely, the sorting adsorption mechanism 63 is disposed on the sorting vertical moving mechanism 62, the sorting vertical moving mechanism 62 is used for driving the sorting adsorption mechanism 63 to move vertically, the sorting adsorption mechanism 63 is used for moving out unqualified parts on the lower side of the sorting adsorption mechanism from the rotating device 3, and specifically, a sorting opening 64 corresponding to the sorting device 6 is disposed on a frame 8 on the side of the sorting device 6, and unqualified parts are moved to the sorting opening 64 by the sorting device 6.

As shown in fig. 9, the discharging device 7 includes a discharging lateral moving mechanism 71, a discharging vertical moving mechanism 72, and a discharging adsorbing mechanism 73.

The blanking transverse moving mechanism 71 comprises a blanking transverse fixing piece 711, a blanking transverse moving piece 712 and a blanking transverse driving piece 713, the blanking transverse driving piece 713 is connected with the blanking transverse moving piece 712 to drive the blanking transverse moving piece 712 to transversely move relative to the blanking transverse fixing piece 711, the blanking vertical moving mechanism 72 comprises a blanking first vertical fixing piece 721, a blanking first vertical moving piece 722 and a blanking first vertical driving piece 723, the blanking first vertical fixing piece 721 is arranged on the blanking transverse moving piece, and the blanking first vertical driving piece 723 is connected with the blanking first vertical moving piece 722 to drive the blanking first vertical moving piece 722 to vertically move relative to the blanking first vertical fixing piece 721; the vertical moving mechanism further comprises a second blanking vertical fixing piece 724, a second blanking vertical moving piece 725 and a second blanking vertical driving piece 726, the second blanking vertical fixing piece 724 is arranged on the first blanking vertical moving piece 722, the second blanking vertical driving piece 726 is connected with the second blanking vertical moving piece 725, the second blanking vertical moving piece 725 is driven to vertically move relative to the second blanking vertical fixing piece 724, and the blanking adsorbing mechanism 73 is arranged on the second blanking vertical moving piece 725; the blanking adsorption mechanism 73 comprises a blanking adsorption fixing part 731 and a blanking sucker 732, the blanking adsorption fixing part 731 is arranged on the blanking vertical moving mechanism 72, the blanking sucker 732 is arranged on the blanking adsorption fixing part 731, the blanking sucker 732 is used for sucking a plastic sucking box 10 for placing parts to be locked, the qualified plastic sucking box 10 containing the parts is moved to the tail end of the conveying device 1 from the rotating device 3 by the blanking device 7, and finally the conveying device 1 sends out the parts.

Preferably, as shown in fig. 4, 9 and 8, the feeding device 2, the discharging device 7 and the sorting device 6 all comprise a transverse moving mechanism, a vertical moving mechanism and an adsorption mechanism, the vertical moving mechanism is arranged on the transverse moving mechanism, the transverse moving mechanism is used for driving the vertical moving mechanism to transversely move, the adsorption mechanism is arranged on the vertical moving mechanism, the vertical moving mechanism is used for driving the adsorption mechanism to vertically move, the adsorption mechanism is used for sucking parts, the adsorption mechanism comprises an adsorption fixing piece and a sucker, the sucker is arranged on the adsorption fixing piece, and the sucker is used for sucking a plastic sucking box 10 for placing the parts.

In practical application, the multi-station automatic screw equipment comprises the following specific action processes:

the conveying device 1 operates: the blister box 10 with parts starts to move from the head of the conveying belt 11 of the conveying device 1, passes through a guide strip 121 arranged at the head end of the conveying belt 11, then passes through a guide plate 122, a in-place sensor 123 on the guide plate 122 detects whether the blister box 10 reaches a preset position, if the preset position is not reached, a guide telescopic piece 125 drives the guide plate 122 to move, the distance between the two guide plates 122 is adjusted, the blister box 10 is adjusted to the preset position, in addition, a limiting piece 126 is arranged at the rear end part of a guide frame 124, and the limiting piece 126 is used for blocking the blister box 10 to be locked to move to the tail end of the conveying belt 11, so that the blister box 10 to be locked is prevented from being taken away by the conveying belt 11;

the feeding device 2 acts: the feeding transverse moving member 212 of the feeding device 2 extends out, the feeding first vertical moving member 222 and the feeding second vertical moving member 225 extend out, so that the feeding sucking disc 232 on the feeding sucking mechanism 23 sucks the plastic sucking box 10, then the feeding second vertical moving member 225 and the feeding first vertical moving member 222 retract, the plastic sucking box 10 is lifted, the feeding transverse moving member 212 retracts, the plastic sucking box 10 moves above the bottom die 31 on the rotary table 34, the feeding first vertical moving member 222 and the feeding second vertical moving member 225 extend out, and the plastic sucking box 10 is placed on the bottom die 31.

The rotating device 3 acts: the rotary table 34 rotates to drive the plastic sucking box 10 on the bottom die 31 to the lower part of the automatic screw machine 4,

the automatic screw machine 4 acts: the automatic screw machine 4 longitudinal moving mechanism 41, the screw machine transverse moving mechanism 42 and the screw machine vertical moving mechanism 43 move and extend out to the upper part of the parts, screw locking is carried out on the parts in the plastic suction box 10, the screw machine longitudinal moving mechanism 41, the screw machine transverse moving mechanism 42 and the screw machine vertical moving mechanism 43 move and retract, the ranging sensor 51 and the torque sensor 52 of the detecting unit 5 detect whether the parts after locking are qualified or not, and if not:

the rotating device 3 acts: the rotary table 34 rotates to drive the plastic sucking boxes 10 on the bottom die 31 to the lower part of the sorting device 6,

the sorting device 6 acts: the sorting transverse moving mechanism 61 and the sorting vertical moving mechanism 62 move and extend out, so that the sorting adsorption mechanism 63 sucks the plastic suction box 10 to the sorting opening 64, and unqualified parts slide out from the sorting opening 64.

If it is qualified: the rotating device 3 acts: the rotary table 34 rotates to drive the plastic sucking box 10 on the bottom die 31 to the lower part of the blanking device 7. The blanking device 7 acts: the blanking transverse moving member 712 of the blanking device 7 extends, the blanking first vertical moving member 722 and the blanking second vertical moving member 725 extend, the blanking suction cups 732 on the blanking suction mechanism 73 are made to suck the plastic sucking boxes 10, then the blanking second vertical moving member 725 and the blanking first vertical moving member 722 retract, the plastic sucking boxes 10 are lifted, the blanking transverse moving member 712 retracts, and the plastic sucking boxes 10 are moved to the conveying belt 11 at the tail of the conveying device 1.

The conveying device 1 operates: the conveyor 1 feeds out the qualified blister pack 10 after the wire locking.

Therefore, the utility model discloses multi-station automatic screw equipment, which does not need to manually lock screws on products by using a screw locking tool, does not need to manually check the screws by using a torsion meter or a screwdriver, does not need to manually feed, sort and discharge, saves labor, ensures the locking quality of the screws, reduces the risk of manually polluting the products in the production process, and is beneficial to improving the product percent of pass.

The foregoing is only illustrative of the present utility model and is not to be construed as limiting the scope of the utility model, and all equivalent structural changes made by the present utility model and the accompanying drawings, or direct or indirect application in other related technical fields, are included in the scope of the present utility model.

Claims (10)

1. The multi-station automatic screw equipment is characterized by comprising a frame, a conveying device arranged on the outer side of the frame, and a feeding device, a plurality of automatic screw machines, a discharging device and a rotating device which are arranged on the inner side of the frame;

the feeding device, the plurality of automatic screw machines and the blanking device are sequentially arranged on the periphery of the rotating device in a surrounding mode, the feeding device extends to the upper side of the middle of the conveying device, and the blanking device extends to the upper side of the tail of the conveying device;

the feeding device is used for sucking the parts at the head of the conveying device onto the rotating device, the rotating device is used for driving the parts to rotate, the parts pass through the automatic screw machine to the discharging device after being sequentially processed by the automatic screw machine, the automatic screw machine is used for locking screws onto the parts to be locked, the discharging device is used for moving the parts which are locked onto the parts from the rotating device to the tail end of the conveying device, and the conveying device is used for sending the parts which are locked onto the threads.

2. The multi-station automatic screw equipment according to claim 1, further comprising a detection unit, wherein the detection unit comprises a distance measuring sensor for detecting the floating height of the screw, and the distance measuring sensor is arranged on the automatic screw machine and is used for detecting the vertical moving distance of the screw when the automatic screw machine locks the screw.

3. The multi-station automatic screw equipment according to claim 2, wherein the detection unit further comprises a torque sensor, the torque sensor is connected with a screw motor in the automatic screw machine, and the screw motor is used for driving a screwdriver head to lock the screw; the torque sensor is used for detecting the torque of the screw motor.

4. A multi-station automatic screw device according to claim 3, further comprising a sorting device, wherein the sorting device is surrounded on the periphery of the rotating device and is positioned on the last station of the blanking device, a sorting opening corresponding to the sorting device is arranged on the frame on the side face of the sorting device, and the sorting device is used for taking out the unqualified parts detected by the detecting unit from the rotating device and sliding out from the sorting opening.

5. The multi-station automatic screw equipment according to claim 1, wherein the conveying device comprises a conveying belt and a guide mechanism, the guide mechanism is arranged on the upper side of the conveying belt, the guide mechanism comprises a guide strip and a guide plate, the guide strip is arranged at the head end of the conveying belt and used for gathering the parts, the guide plate is arranged in the middle of the conveying belt, two guide plates are arranged, and the distance between the two guide plates is matched with the width of the parts and used for rectifying the parts.

6. The multi-station automatic screw equipment according to claim 5, wherein the guiding mechanism further comprises a guiding frame and guiding telescopic pieces, the guiding frame is arranged on the lower side of the frame, two guiding telescopic pieces are arranged in the middle of the guiding frame oppositely, and telescopic ends of the guiding telescopic pieces are respectively connected with the corresponding guiding plates, and are used for adjusting the distance between the two guiding plates.

7. The multi-station automatic screw machine according to claim 6, wherein the guide mechanism further comprises a limiting member provided at a rear end portion of the guide frame, the limiting member being for blocking the part to be locked from moving to an end portion of the conveyor belt.

8. The multi-station automatic screw equipment according to claim 4, wherein the rotating device comprises a turntable and a turntable motor, the turntable is rotatably arranged on the frame and can rotate relative to the frame, and the turntable motor is connected with the turntable and is used for driving the turntable to rotate; the automatic screw machine is characterized in that one feeding device, two automatic screw machines, one sorting device and one discharging device are sequentially arranged around the rotary table in a surrounding mode, and the rotary table is sequentially rotated to the direction of the discharging device by the feeding device.

9. The multi-station automatic screw equipment according to claim 8, wherein a through hole is formed in the middle of the turntable, a feeding support column is arranged at the through hole, and the feeding device is arranged on the feeding support column.

10. The multi-station automatic screw equipment according to claim 1, wherein the feeding device, the discharging device and the sorting device comprise a transverse moving mechanism, a vertical moving mechanism and an adsorption mechanism, the vertical moving mechanism is arranged on the transverse moving mechanism and used for driving the vertical moving mechanism to transversely move, the adsorption mechanism is arranged on the vertical moving mechanism and used for driving the adsorption mechanism to vertically move, and the adsorption mechanism is used for sucking the parts.