CN114770078A

CN114770078A - Cover body multi-path distribution screwing equipment

Info

Publication number: CN114770078A
Application number: CN202210598523.5A
Authority: CN
Inventors: 袁振海; 潘其圣
Original assignee: Dongguan Yicheng Automation Equipment Co ltd
Current assignee: Dongguan Yicheng Automation Equipment Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2022-07-22

Abstract

The invention discloses a cover body multi-path distribution screwing device which comprises a rack, wherein a sequencing output device for performing a row of ordered arrangement and output on a cover body is arranged on the rack; one side of the sequencing output device is connected with a first transverse conveying device used for transversely conveying the orderly arranged cover bodies; the tail end of the first transverse conveying device is provided with a multi-path distributing device for dividing a row of fed covers into multiple paths of discharged materials; the end of the multi-path material distribution device is connected with a plurality of second transverse conveying devices used for transversely conveying the cover body, the end of each second transverse conveying device is provided with a material cutting device used for cutting the cover body, one side of each material cutting device is provided with a cover body screwing device used for transferring the cover body on the material cutting device to the upper side of the base and screwing the base and the cover body.

Description

Cover body multi-path distribution screwing-up equipment

Technical Field

The invention relates to the technical field of automatic assembly, in particular to screwing equipment for multi-path distribution of a cover body.

Background

In real life, it is common to cover or hide an object or substance, and the object or substance is often placed in a bottle body and then sealed by a cover body; there are many caps in life that have screw threads provided therein, for example: a beverage bottle cap or a medical bottle cap, which is not illustrated herein by way of example, as shown in fig. 1, is a structural diagram of a lamp holder, the lamp holder includes a base 11, an upper cover 12 installed above the base 11, and a cover 13 for fixing the base 11 and the upper cover 12 together, and the cover 13 and the base 11 are fixed together by a threaded connection; in the assembling process of the lamp holder, the upper cover 12 is first placed on the base 11, and then the cover 13 is screwed and fixed to the base 11 through the upper cover 12.

Generally, one base conveying line corresponds to one cover conveying line in the existing equipment, so that the highest efficiency cannot be achieved sometimes due to the one-to-one correspondence relationship, but the cost of a plurality of conveying lines is high, so that a technical scheme which is capable of effectively improving the efficiency and is low in cost is needed.

Disclosure of Invention

The invention aims to overcome the defects in the prior art and provide the cover body multi-path distribution screwing equipment, which adopts a one-path and multi-path conveying mode, can improve the production efficiency and reduce the labor cost and the equipment manufacturing cost.

In order to achieve the purpose, the invention provides a screwing device for multi-path distribution of cover bodies, which comprises a rack, wherein a sequencing output device for sequentially arranging and outputting the cover bodies in a row is arranged on the rack; one side of the sorting output device is connected with a first transverse conveying device used for transversely conveying the orderly arranged cover bodies; the tail end of the first transverse conveying device is provided with a multi-path distributing device for dividing a row of fed covers into multiple paths of discharged materials; multichannel feed divider end-to-end connection has a plurality of second transverse conveyor who is used for carrying out transverse transport with the lid, the blank device that is used for carrying out the blank to the lid is installed to second transverse conveyor end, blank device one side is installed and is used for transporting the lid on the blank device to the base top and screws up the lid device that base and lid are screwed up.

Preferably, the sorting output device is a vibrating disk arranged on the frame, and the vibrating disk arranges a plurality of cover bodies arranged inside the vibrating disk into a row and transversely outputs the cover bodies; the vibration dish can adopt prior art, adopts the vibration dish can realize artifical material loading, and the output is arranged automatically, is favorable to raising the efficiency, reduces the cost of labor.

Preferably, the first transverse conveying device comprises a conveying belt for transversely conveying the cover bodies and a first motor which is arranged on the machine frame and is used for driving the conveying belt to move; guide plates fixed on the machine frame and used for guiding the direction of the cover body are arranged on two sides of the conveying belt, a correlation switch used for sensing the cover body is arranged on each guide plate, and a tensioning wheel used for tensioning the conveying belt is further arranged on the machine frame; the first motor is used as a power source to drive the conveying belt to move, the direction and the position of the cover body can be guided by the guide plate, so that the position precision is improved, the correlation switch is used for sensing whether the cover body is conveyed on the conveying belt, and the tensioning wheel is arranged to facilitate adjustment of tightness of the conveying belt and convenient replacement of the conveying belt.

Preferably, the multi-path material distributing device comprises a linear vibration feeder arranged on the rack and a flow distribution plate arranged on the linear vibration feeder, wherein one end of the flow distribution plate is provided with an input groove for inputting the cover body, and the other end of the flow distribution plate is provided with a plurality of output grooves for outputting the cover body in a multi-path manner; the splitter plate is provided with a plurality of pushing devices for pushing the cover body into different output grooves respectively, and the tail ends of the output grooves are provided with induction switches for inducing the cover body; when the pushing device is started, the pushing device pushes the cover body into the target output groove; whether inductive switch can respond to lid propelling movement to the output groove.

Preferably, the pushing device is a blowing assembly which uses compressed gas to push the cover body into different output grooves respectively; the blowing assembly comprises a blowing pipe for compressed gas to pass through, the blowing pipe is fixedly arranged on the flow distribution plate, and the blowing pipe is connected with a control electromagnetic valve for controlling the blowing pipe to blow out the compressed gas; the blowing angle of the blowing pipe corresponds to that of the output groove, when the blowing assembly is started, the electromagnetic valve is electrified to control the blowing pipe to be communicated with compressed gas, the blowing pipe blows out the compressed gas at a certain speed to push the cover body to enter the output groove, and the blowing assemblies are arranged in a mutually crossed mode.

Preferably, the pushing device is a driving cylinder arranged on one side of the flow distribution plate, and the driving cylinder makes telescopic motion to push the cover body into different output grooves respectively; in the same way, the two groups of driving cylinders are also arranged in a mutually crossed way.

Preferably, the second transverse conveying device comprises a plurality of linear vibration feeders arranged on the rack and transverse feeding guide rails arranged on the linear vibration feeders, the transverse feeding guide rails are provided with transversely arranged covers, and the covers are driven by the linear vibration feeders to be transversely conveyed along the transverse feeding guide rails until the covers are conveyed to a placing seat for placing the covers.

Preferably, the blanking device comprises a placing seat which is arranged on the frame and used for placing the cover body, a vertical driving cylinder is arranged below the placing seat and used for driving the cover body to vertically move up and down to realize the separation of the cover body and the adjacent cover body, and a correlation switch used for sensing the cover body is arranged on the side edge of the placing seat; when the correlation switch is sheltered from, sense the lid, vertical jacking is carried out with the lid to vertical actuating cylinder.

Preferably, the cover body screwing device comprises a clamping assembly for clamping the cover body from the tail end of a vertical driving cylinder, a rotary driving assembly for driving the cover body to rotate is arranged on the clamping assembly, a vertical driving assembly for driving the cover body to vertically move is arranged on the rotary driving assembly, a transverse driving assembly for driving the cover body to transversely move is arranged on one side of the vertical driving assembly, and the transverse driving assembly is connected with the rack through a connecting plate; the clamping assembly clamps the cover body from the tail end of the vertical driving cylinder, the transverse driving assembly clamps the clamping assembly and the cover body to move transversely to the upper side of the base, the vertical driving assembly drives the cover body to move vertically downwards, and meanwhile, the rotary driving assembly drives the clamping assembly and the cover body clamped in the clamping assembly to rotate, so that the cover body and the base are screwed together.

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

during the movement process of the equipment, firstly, a plurality of disordered cover bodies carry out a row of ordered arrangement and output on the cover bodies through a sequencing output device; secondly, the orderly arranged cover bodies are transversely conveyed for a certain distance through a first transverse conveying device, so that the cover bodies have a certain transverse movement speed; thirdly, a row of transversely arranged cover bodies are divided into multiple paths through a multi-path material distributing device to be output and discharged, and the multiple paths of cover bodies are transversely conveyed into a material cutting device through a second transverse conveying device, and the cover bodies and the adjacent cover bodies are separated through the material cutting device; finally, the cover body on the cutting device is transferred to the upper part of the base through the cover body screwing device, and the base and the cover body are screwed tightly; the cover body adopts a one-to-multiple conveying mode, can simultaneously correspond to a plurality of bases, simultaneously realizes screwing the cover body and the bases, can improve the production efficiency, and reduces the labor cost and the equipment manufacturing cost.

Drawings

In order to more clearly illustrate the embodiments or technical solutions of the present invention, the drawings used in the embodiments or technical solutions in the prior art are briefly introduced below, and it is obvious that the drawings in the following description are some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

Fig. 1 is a schematic structural view of a lamp holder provided by the present invention being placed on a fixture;

FIG. 2 is an exploded view of the lamp socket of the present invention mounted on a fixture;

FIG. 3 is a schematic structural view of a cover body multi-path distribution screwing device provided by the invention;

FIG. 4 is a schematic structural view of a first lateral transfer device provided in the present invention;

FIG. 5 is a schematic view of the multiple feed divider and a second cross feed provided by the present invention;

FIG. 6 is an enlarged schematic view at A in FIG. 5;

FIG. 7 is an enlarged schematic view at B in FIG. 5;

fig. 8 is a first side view of the cover tightening device according to the present invention;

fig. 9 is a schematic view of a second side structure of the cover tightening device provided by the present invention.

The figure includes:

11. a base; 12. an upper cover; 13. a cover body; 2. a frame; 3. a sort output device; 4. a first lateral conveying device; 5. a multi-path material distributing device; 6. a second lateral conveying device; 7. a material cutting device; 8. a cover body screwing device; 41. a conveyor belt; 42. a first motor; 43. a guide plate; 44. a correlation switch; 45. a tension pulley; 51. linearly vibrating the feeder; 52. a splitter plate; 53. an input slot; 54. an output slot; 55. a blowing assembly; 56. an inductive switch; 61. a transverse feeding guide rail; 71. a placing seat; 72. a vertical driving cylinder; 83. a gripping assembly; 84. a rotary drive assembly; 86. a vertical drive assembly; 87. a lateral drive assembly; 88. a connecting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is apparent that the described embodiments are one embodiment of the present invention, and not all embodiments of the present invention. All other embodiments obtained by a person skilled in the art based on the embodiments of the present invention without any creative work belong to the protection scope of the present invention.

Referring to fig. 1 to 9, the present invention provides a cover multi-path material screwing apparatus.

First, the lid 13 will be explained in detail: referring to fig. 1 and fig. 2, in this embodiment, the cover 13 needs to be fixed on the base 11 through a threaded connection, specifically, the cover 13 penetrates through the upper cover 12 to fixedly connect the base 11 and the upper cover 12 together, and the cover 13 is also fixedly connected with the base 11, this embodiment is merely illustrated by using the cover 13, the base 11 and the upper cover 12, and is not only applicable to the above-mentioned one case, but also not limited thereto; in other embodiments, the contents of the present embodiment can be directly applied to beverage caps or medical caps.

Next, this embodiment also provides a cover body multi-path material screwing device, which is described in detail below: referring to fig. 3, the cover body multi-path distribution screwing device includes a frame 2, and a sorting output device 3 for performing a row of ordered arrangement and output on the cover body 13 is mounted on the frame 2; in this embodiment, the sorting output device 3 is a vibrating disc mounted on the frame 2, a plurality of covers 13 are mounted inside the vibrating disc, and the vibrating disc arranges the covers 13 into a row and transversely outputs the row; the vibrating disk may be of the prior art.

Further, the output side of the vibrating disk is connected with a first transverse conveying device 4 for transversely conveying the orderly arranged cover bodies 13, the cover bodies 13 arranged in a row can be transversely conveyed for a long distance by the first transverse conveying device 4, and meanwhile, the cover bodies 13 also have a certain transverse movement speed; the tail end of the first transverse conveying device 4 is provided with a multi-path distributing device 5 for dividing a row of feeding cover bodies 13 into a plurality of paths of discharging; the multi-path distributing device 5 realizes multi-path output of the cover bodies 13, in this embodiment, the multi-path distributing device 5 divides the cover bodies 13 into three paths for output, the cover bodies 13 of each path are transversely conveyed by the second transverse conveying device 6 connected to the tail end of the multi-path distributing device 5, the cover bodies 13 are conveyed to the cutting device 7 at the tail end of the second transverse conveying device 6 by the second transverse conveying device 6, and the cutting device 7 separates the cover bodies 13 from the adjacent cover bodies 13; and a cover body screwing device 8 for transferring the cover body 13 on the cutting device 7 to the upper part of the base 11 and screwing the base 11 and the cover body 13 is arranged on one side of the cutting device 7.

Furthermore, in the movement process of the equipment, firstly, a plurality of disordered cover bodies 13 carry out a row of ordered arrangement output on the cover bodies 13 through the sequencing output device 3; secondly, the orderly arranged cover bodies 13 are transversely conveyed for a certain distance through the first transverse conveying device 4, so that the cover bodies 13 have a certain transverse movement speed; thirdly, a row of transversely arranged cover bodies 13 are divided into multiple paths by the multi-path material distribution device 5 to be output and discharged, and are transversely conveyed into the material cutting device 7 by the second transverse conveying device 6, and the cover bodies 13 are separated from the adjacent cover bodies 13 by the material cutting device 7; finally, the cover body 13 on the cutting device 7 is transferred to the position above the base 11 through the cover body screwing device 8, and the base 11 and the cover body 13 are screwed; the cover body 13 in the invention adopts a one-division-multiple-path conveying mode, can simultaneously correspond to a plurality of bases 11, simultaneously realizes the screwing of the cover body 13 and the bases 11, can improve the production efficiency and reduce the labor cost and the equipment manufacturing cost.

As shown in fig. 3 and 4, the first transverse conveying device 4 may be consistent with the structure of the second transverse conveying device 6, but the second transverse conveying device 6 is not beneficial to long-distance conveying of the caps 13, and in this embodiment, the first transverse conveying device 4 comprises a conveying belt 41 for transversely conveying the caps 13 and a first motor 42 mounted on the frame 2 for driving the conveying belt 41 to move; specifically, the cover 13 is placed on the conveying belt 41, the first motor 42 is used as a power source to drive the conveying belt 41 to move, and a general asynchronous motor or a high-precision stepping motor can be adopted; in this embodiment, guide plates 43 fixed to the frame 2 for guiding the direction of the caps 13 are disposed on both sides of the conveying belt 41, the guide plates 43 are installed to guide the direction and position of the caps 13, so as to improve the position accuracy, a correlation switch 44 for sensing the caps 13 is installed on the guide plates 43, the correlation switch 44 is used for sensing whether the caps 13 are conveyed on the conveying belt 41, the frame 2 is further provided with a tensioning wheel 45 for tensioning the conveying belt 41, and the tensioning wheel 45 is installed to facilitate adjustment of tightness of the conveying belt 41 and replacement of the conveying belt 41.

As shown in fig. 5 and 6, the multi-channel distributing device 5 includes a linear vibration feeder 51 mounted on the frame 2 and a distributing plate 52 mounted on the linear vibration feeder 51, the cover 13 is mounted on the distributing plate 52, the linear vibration feeder 51 is used as a power source to drive the cover 13 on the distributing plate 52 to move forward, in this embodiment, an input slot 53 for inputting the cover 13 is provided at one end of the distributing plate 52, and a plurality of output slots 54 for multi-channel outputting of the cover 13 are provided at the other end; the number of the output slots 54 is three, and in the front view of fig. 5, the output slots 54 can be divided into an upper output slot, a middle output slot and a lower output slot, when the cover 13 normally moves and is not interfered, the cover 13 enters from the input slot 53, most of the cover enters from the middle output slot, and a small part of the cover is output from the upper output slot and the lower output slot; in this embodiment, it is mainly described that the movement of the cover 13 is interfered, so that the output of the upper output slot, the middle output slot and the lower output slot is uniform, specifically, a plurality of pushing devices for pushing the cover 13 into different output slots 54 are installed on the splitter plate 52, and when the pushing devices are started, the pushing devices push the cover 13 into the target output slot 54; the tail end of the output slot 54 is provided with an induction switch 56 for inducing the cover body 13; the sensing switch 56 can sense whether the cover 13 is pushed to the output slot 54.

Further, in the present embodiment, the pushing means is a blowing assembly 55 that pushes the covers 13 into different output slots 54 respectively by using compressed gas; the blowing assembly 55 comprises a blowing pipe for compressed gas to pass through, the blowing pipe is fixedly arranged on the flow distribution plate 52, and the blowing pipe is connected with a control electromagnetic valve for controlling the blowing pipe to blow out the compressed gas; the blowing angle of the blowing pipe corresponds to the output groove 54, when the blowing assembly 55 is started, the solenoid valve is electrified to control the blowing pipe to be communicated with the compressed gas, and the blowing pipe blows the compressed gas at a certain speed to push the cover body 13 to enter the output groove 54; specifically, the middle output groove does not need to use the blowing assemblies 55, the blowing assemblies 55 of the upper output groove are arranged on the lower output groove, the blowing assemblies 55 of the lower output groove are arranged on the upper output groove, and the two groups of blowing assemblies 55 are arranged in a mutually crossed manner.

Furthermore, in other embodiments, the pushing device is a driving cylinder installed on one side of the diversion plate 52, and the driving cylinder makes telescopic motion to push the cover body 13 into different output slots 54 respectively; in a similar way, the two groups of driving cylinders are also arranged in a mutually crossed way; when the cover body 13 needs to be pushed into the downstream output groove, a driving cylinder arranged on the upstream output groove is started to push the cover body 13 into the downstream output groove; when the lid 13 needs to be pushed into the feeding chute, the driving cylinder provided in the feeding chute is started to push the lid 13 into the feeding chute.

As shown in fig. 5, the second transverse conveying device 6 includes a plurality of linear vibration feeders 51 mounted on the frame 2 and transverse feeding rails 61 mounted on the linear vibration feeders 51, the transverse feeding rails 61 are provided with transversely arranged covers 13, and the covers 13 are transversely conveyed along the transverse feeding rails 61 by the driving of the linear vibration feeders 51 until the covers 13 are conveyed to a placing seat 71 for placing the covers 13.

As shown in fig. 5 and 7, the blanking device 7 includes a placing seat 71 mounted on the frame 2 for placing the cover 13, a vertical driving cylinder 72 is mounted below the placing seat 71, the vertical driving cylinder 72 drives the cover 13 to move vertically up and down to separate the cover 13 from the adjacent cover 13, and a correlation switch 44 for sensing the cover 13 is mounted on a side of the placing seat 71; when the opposite-injection switch 44 is blocked and the cover body 13 is sensed, the vertical driving cylinder 72 vertically lifts up the cover body 13.

As shown in fig. 8 and 9, the cover tightening device 8 includes a clamping assembly 83 for clamping the cover 13 from the end of the vertical driving cylinder 72, in this embodiment, the clamping assembly 83 includes a clamping cylinder 831 and air claws 832 installed at both sides of the clamping cylinder 831, specifically, the clamping cylinder 831 drives the air claws 832 to clamp the lifted cover 13; the clamping assembly 83 is provided with a rotation driving assembly 84 for driving the cover 13 to rotate, in this embodiment, the rotation driving assembly 84 includes a second motor 841 and a rotation shaft 842 installed between the second motor 841 and the clamping cylinder, the second motor 841 is connected with the clamping cylinder 831 through the rotation shaft 842 and drives the clamping cylinder 831 to rotate; the rotation driving assembly 84 is provided with a vertical driving assembly 86 for driving the clamping assembly 83 and the rotation driving assembly 84 to vertically move together, in this embodiment, the vertical driving assembly 86 comprises a vertical cylinder 861 and a vertical sliding plate 862 mounted at the end of the vertical cylinder 861, wherein a second motor 841 is fixedly mounted on the vertical sliding plate 862, for the purpose of more stable movement of the vertical sliding plate 862, a plurality of vertical guide rails and vertical sliders may be mounted at the bottom of the vertical sliding plate 862, and the degree of freedom of the vertical sliding plate 862 is limited by the cooperation of the vertical guide rails and the vertical sliders, so that the vertical sliding plate 862 moves stably and accurately; a transverse driving assembly 87 used for driving the vertical driving assembly 86 to transversely move is arranged on one side of the vertical driving assembly 86, and the transverse driving assembly 87 is connected with the rack 2 through a connecting plate 88; in this embodiment, the lateral driving assembly 87 includes a lateral cylinder 871 and a lateral sliding plate 872 installed at the end of the lateral cylinder 871, wherein the lateral cylinder 871 is installed at the end of the connecting plate 88, the lateral cylinder 871 drives the lateral sliding plate 872 to move laterally, in order to make the motion of the lateral sliding plate 872 more stable, a plurality of lateral guide rails and lateral sliding blocks may be installed between the lateral sliding plate 872 and the connecting plate 88, and the degree of freedom of the lateral sliding plate 872 is limited by the cooperation of the lateral guide rails and the lateral sliding blocks, so that the motion of the lateral sliding plate 872 is smooth and accurate.

Further, in this embodiment, a base transport line for transporting the base 11 and a cover transport line for transporting the cover 13 may be matched, the cover transport line adopts a tightening device for multi-path material distribution of the cover, and one path of the cover 13 is divided into three paths, which correspond to three different bases 11 on the base transport line respectively; in other embodiments, three base transport lines for transporting the base 11 can be matched with the cover body multi-path distribution screwing equipment, so that the cover bodies 13 correspond to the bases 11 one by one, and the cover body multi-path distribution screwing equipment is simple and convenient; the base conveying line also adopts the multi-path material distribution principle of the invention to divide one path of the base 11 into three paths, thus realizing the one-to-one correspondence of the cover body 13 and the base 11, screwing the cover body 13 and the base 11, and realizing the purposes of improving the efficiency and reducing the cost.

As shown in fig. 1 and 2, when the base 11 is transported, the base 11 is placed on a jig 9, the bottom of the jig 9 is square, a plurality of pin holes are formed in the periphery of the jig 9, when the cover 13 is screwed with the base 11, the jig 9 can be fixed through the pin holes, in other embodiments, the jig can be clamped or clamped through an air cylinder, fixing bolts 91 inserted into two sides of the base 11 are arranged on two sides of the jig 9, the fixing bolts 91 can limit the rotation of the base 11, the base 11 can be fixed to prevent the base 11 from rotating in a screwing process, and an upper cover 12 is placed on the base 11; the cover 13 penetrates through the upper cover 12 to fixedly connect the base 11 and the upper cover 12 together, and meanwhile, the cover 13 is also fixedly connected with the base 11, so that the assembly is completed.

The movement process of the cover body multi-path distribution screwing equipment of one embodiment comprises the following steps: firstly, a plurality of cover bodies 13 are arranged in the vibration disc, and the vibration disc arranges the cover bodies 13 into a row and transversely outputs the row; secondly, the transversely output cover body 13 is placed on the conveying belt 41, and the first motor 42 drives the conveying belt 41 and the cover body 13 placed on the conveying belt 41 to transversely move to the multi-path material distribution device 5; thirdly, the cover body 13 is divided into a plurality of paths by the compressed air blown by the air blowing pipe for output and discharge, and the paths enter the transverse feeding guide rails 61 in the second transverse conveying device 6 respectively; each cover body 13 of the second transverse conveying device 6 is transversely conveyed to the placing seat 71, the correlation switch 44 arranged on the placing seat 71 senses the cover body 13, and the vertical driving cylinder 72 vertically lifts the cover body 13; finally, the cover 13 is gripped by the gripping assembly 83 from the end of the vertical driving cylinder 72, the lateral driving assembly 87 moves the gripping assembly 83 and the cover 13 laterally to move above the base 11, the vertical driving assembly 86 drives the cover 13 to move vertically downward, and the second motor 841 drives the gripping assembly 83 and the cover 13 clamped in the gripping assembly 83 to rotate at the same time, so as to screw the cover 13 to the base 11.

The above embodiments are preferred embodiments of the present invention, but the present invention is not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be construed as equivalents thereof, and all such modifications are intended to be included in the scope of the present invention.

Claims

1. The utility model provides a lid multichannel divides screwing up equipment of material which characterized in that: the automatic sorting device comprises a rack (2), wherein a sorting output device (3) for performing a row of ordered arrangement and output on a cover body (13) is arranged on the rack (2); one side of the sequencing output device (3) is connected with a first transverse conveying device (4) for transversely conveying the orderly arranged cover bodies (13); the tail end of the first transverse conveying device (4) is provided with a multi-path distributing device (5) for dividing a row of feeding cover bodies (13) into a plurality of paths of discharging materials; the multi-path distributing device (5) is characterized in that the tail end of the multi-path distributing device (5) is connected with a plurality of second transverse conveying devices (6) used for transversely conveying the cover bodies (13), the tail end of each second transverse conveying device (6) is provided with a cutting device (7) used for cutting the cover bodies (13), and one side of each cutting device (7) is provided with a cover body screwing device (8) used for transferring the cover bodies (13) on the cutting devices (7) to the upper side of the base (11) and screwing the base (11) and the cover bodies (13) tightly.

2. The cover de-multiplexing tightening apparatus of claim 1, wherein: the sorting output device (3) is a vibrating disk arranged on the rack (2), and a plurality of cover bodies (13) arranged in the vibrating disk are arranged into a row by the vibrating disk and transversely output.

3. The cover de-multiplexing tightening apparatus of claim 1, wherein: the first transverse conveying device (4) comprises a conveying belt (41) for conveying the cover body (13) transversely and a first motor (42) which is arranged on the machine frame (2) and is used for driving the conveying belt (41) to move; guide plates (43) which are fixed on the rack (2) and used for guiding the direction of the cover body (13) are arranged on two sides of the conveying belt (41), a correlation switch (44) used for sensing the cover body (13) is arranged on each guide plate (43), and a tension wheel (45) used for tensioning the conveying belt (41) is further arranged on the rack (2).

4. The cover body multi-path distribution screwing device according to claim 1, characterized in that: the multi-path distributing device (5) comprises a linear vibration feeder (51) arranged on the rack (2) and a distributing plate (52) arranged on the linear vibration feeder (51), wherein one end of the distributing plate (52) is provided with an input groove (53) for inputting the cover body (13), and the other end of the distributing plate is provided with a plurality of output grooves (54) for outputting the cover body (13) in a multi-path manner; the flow distribution plate (52) is provided with a plurality of pushing devices used for pushing the cover body (13) into different output grooves (54) respectively, and the tail end of each output groove (54) is provided with an induction switch (56) used for inducing the cover body (13).

5. The cover de-multiplexing tightening apparatus of claim 4, wherein: the pushing device is a blowing assembly (55) which uses compressed gas to push the cover body (13) into different output grooves (54) respectively; the blowing assembly (55) comprises a blowing pipe for compressed gas to pass through, the blowing pipe is fixedly arranged on the flow distribution plate (52), and the blowing pipe is connected with a control electromagnetic valve for controlling the blowing pipe to blow out the compressed gas.

6. The cover body multi-path distribution screwing device according to claim 4, characterized in that: the pushing device is a driving cylinder arranged on one side of the flow distribution plate (52), and the driving cylinder does telescopic motion to push the cover body (13) into different output grooves (54) respectively.

7. The cover body multi-path distribution screwing device according to claim 1, characterized in that: the second transverse conveying device (6) comprises a plurality of linear vibration feeders (51) arranged on the frame (2) and transverse feeding guide rails (61) arranged on the linear vibration feeders (51), the transverse feeding guide rails (61) are provided with transversely-arranged covers (13), and the covers (13) are driven by the linear vibration feeders (51) to transversely convey along the transverse feeding guide rails (61).

8. The cover body multi-path distribution screwing equipment as claimed in claim 7, characterized in that: the blanking device (7) comprises a placing seat (71) which is arranged on the rack (2) and used for placing the cover body (13), a vertical driving cylinder (72) is arranged below the placing seat (71), the vertical driving cylinder (72) drives the cover body (13) to vertically move up and down to realize separation of the cover body (13) and the adjacent cover body (13), and a correlation switch (44) used for sensing the cover body (13) is arranged on the side edge of the placing seat (71).

9. The cover de-multiplexing tightening apparatus of claim 8, wherein: the cover body screwing device (8) comprises a clamping assembly (83) for clamping the cover body (13) from the tail end of a vertical driving cylinder (72), a rotary driving assembly (84) for driving the cover body (13) to rotate is arranged on the clamping assembly (83), a vertical driving assembly (86) for driving the cover body (13) to vertically move is arranged on the rotary driving assembly (84), a transverse driving assembly (87) for driving the cover body (13) to transversely move is arranged on one side of the vertical driving assembly (86), and the transverse driving assembly (87) is connected with the rack (2) through a connecting plate (88).