CN220563469U - Adjustable plate width synchronous conveying coarse alignment device - Google Patents

Abstract

The utility model relates to a synchronous conveying coarse alignment device with adjustable plate width, which comprises: the conveying assembly comprises a first conveying frame, a second conveying frame and a third conveying frame, and the third conveying frame is arranged between the first conveying frame and the second conveying frame; the first correcting component comprises a first double-headed screw rod, the first double-headed screw rod is arranged at the bottom of the third conveying frame, jacking cylinders are respectively arranged at two sides of two movable seats of the first double-headed screw rod, and baffle columns are arranged at the telescopic ends of the jacking cylinders; the second component of reforming includes the centre gripping cylinder, and two centre gripping cylinders symmetry set up in the bottom of first carriage and second carriage, and the flexible end of centre gripping cylinder is provided with the baffle. According to the utility model, through the limitation of the products in multiple directions, coarse alignment after the products are fed to the target station is realized, rebound caused by unidirectional positioning is avoided, the accuracy of subsequent actions is ensured, and the production efficiency is improved.

Description

Adjustable plate width synchronous conveying coarse alignment device

Technical Field

The utility model relates to the technical field of PCB printing and manufacturing, in particular to a synchronous conveying coarse alignment device with adjustable plate width.

Background

With the continuous development of automation technology, printing of PCB boards is performed by automation equipment. The whole printing production line comprises automatic feeding, visual identification, manipulator carrying and the like. Before visual identification is carried out, the PCB is required to be conveyed to a target station through a conveying device, a visual identification camera arranged at the top of the conveying assembly is used for photographing, comparing and identifying, then the PCB is grabbed through a mechanical arm, and the next production process is carried out.

In the prior art, in the conveying process of the PCB, the conveying device at the bottom is mainly driven by conveying wheels at the left and right sides, and the conveying wheels in the middle are also used for conveying independently, so that the cost and the installation space are greatly increased; and in the front-back coarse alignment, the front end is used for blocking the PCB by a stop pin to realize the coarse alignment in the front-back direction, so that certain rebound is caused when the PCB is conveyed and is touched by the stop pin in the past, the coarse alignment is inaccurate, the follow-up visual recognition is caused to have recognition errors in the photographing process, and the working efficiency is reduced.

Disclosure of Invention

Therefore, the utility model aims to solve the technical problem that the defect that the work efficiency is affected due to the follow-up identification deviation caused by inaccurate alignment in the conveying process of the PCB in the prior art is overcome.

In order to solve the technical problems, the utility model provides a synchronous conveying coarse alignment device with adjustable plate width, which comprises:

the conveying assembly comprises a first conveying frame, a second conveying frame and a third conveying frame, wherein the third conveying frame is arranged between the first conveying frame and the second conveying frame, a plurality of first rollers are arranged on the first conveying frame, a plurality of second rollers are arranged on the second conveying frame, and a plurality of third rollers are arranged on the third conveying frame; the first conveying frame, the second conveying frame and the third conveying frame are used for placing products;

the first correcting assembly comprises a first double-headed screw, the first double-headed screw is axially arranged at the bottom of the third conveying frame along the third conveying frame, jacking cylinders are respectively arranged at two sides of two movable seats of the first double-headed screw, and baffle columns are arranged at telescopic ends of the jacking cylinders; the baffle column is perpendicular to the third conveying frame;

the second component of reforming, the second component of reforming includes the centre gripping cylinder, two the centre gripping cylinder symmetry sets up the bottom of first carriage and second carriage, the flexible end of centre gripping cylinder is provided with the baffle, two the baffle sets up in one side that the third carriage was kept away from to first carriage and one side that the third carriage was kept away from to the second carriage, just the baffle is on a parallel with first carriage and second carriage setting.

In one embodiment of the present utility model, the first conveying frame is provided with a plurality of first driven sprockets, and the first driven sprockets are coaxially arranged with the first rollers; the second conveying frame is provided with a plurality of second driven chain wheels, and the second driven chain wheels and the second idler wheels are coaxially arranged; and a plurality of third driven chain wheels are arranged on the third conveying frame, and the third driven chain wheels and the third idler wheels are coaxially arranged.

In one embodiment of the utility model, the device further comprises a driving assembly, wherein the driving assembly comprises a driving source, a driving shaft is arranged at the output end of the driving source, and a first driving sprocket, a second driving sprocket and a third driving sprocket are sleeved on the driving shaft along the axial direction; a first chain is arranged between the first driving sprocket and the plurality of first driven sprockets; a second chain is arranged between the second driving sprocket and the plurality of second driven sprockets; and a third chain is arranged between the third driving sprocket and the plurality of third driven sprockets.

In one embodiment of the utility model, the bottoms of the first conveying frame and the second conveying frame are provided with second double-head lead screws, the axial direction of the second double-head lead screws is perpendicular to the conveying direction of the first conveying frame and the second conveying frame, and two moving seats of the second double-head lead screws are respectively connected with the first conveying frame and the third conveying frame.

In one embodiment of the utility model, the bottom of the first conveying frame is provided with a first guide rail, and a first sliding block is arranged between the first conveying frame and the first guide rail; a second guide rail is arranged at the bottom of the second conveying frame, and a second sliding block is arranged between the second conveying frame and the second guide rail; and the first guide rail and the second guide rail are both parallel to the second double-head screw rod.

In one embodiment of the utility model, a first limiting plate is arranged at the bottom of the first conveying frame, and the first limiting plate is axially parallel to the second double-head screw rod; the two ends of the first limiting plate are provided with first photoelectric sensors, and the first conveying frame is provided with a first shading plate matched with the first photoelectric sensors; the bottom of the third conveying frame is provided with a second limiting plate, and the second limiting plate is parallel to the axial direction of the first double-head screw rod; and second photoelectric sensors are arranged at two ends of the second limiting plate, and a second shading plate matched with the second photoelectric sensors is arranged on the second double-head screw rod.

In one embodiment of the utility model, a third guide rail is arranged at the bottom of the first double-headed screw, a third sliding block is arranged between the movable seat of the third guide rail and the third guide rail, and the third guide rail is arranged parallel to the first double-headed screw.

In one embodiment of the utility model, the feeding ends of the first, second and third carriages are each provided with a guide wheel.

In one embodiment of the utility model, the feeding end of the third conveying frame is provided with a third photoelectric sensor.

In one embodiment of the present utility model, a plurality of the first rollers and the second rollers are disposed opposite to each other, and opposite sides of the first rollers and the second rollers are provided with tapers.

Compared with the prior art, the technical scheme of the utility model has the following advantages:

according to the adjustable plate width synchronous conveying coarse alignment device, coarse alignment after product feeding to a target station is achieved through limitation of multiple directions, rebound caused by unidirectional positioning is avoided, accuracy of follow-up actions is guaranteed, and production efficiency is improved.

Drawings

In order that the utility model may be more readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof that are illustrated in the appended drawings, in which

FIG. 1 is a schematic view of the overall structure of the present utility model;

FIG. 2 is a schematic view of the transport assembly of FIG. 1;

FIG. 3 is a schematic view of the first carriage and the second carriage of FIG. 2;

FIG. 4 is a schematic view of the first carriage of FIG. 3;

FIG. 5 is a schematic view of the second carriage of FIG. 3;

FIG. 6 is a schematic view of the third carriage and first return assembly of FIG. 2;

FIG. 7 is an enlarged partial schematic view of FIG. 2A;

FIG. 8 is an enlarged partial schematic view at B in FIG. 4;

description of the specification reference numerals: 1. a transport assembly; 2. a first normalization component; 3. a second normalization component; 4. a drive assembly; 5. a product; 11. a first carriage; 12. a second carriage; 13. a third carriage; 14. a second double-head screw; 15. a first limiting plate; 16. a first photosensor; 17. a first light shielding plate; 18. a guide wheel; 19. a third photosensor; 21. the first double-head screw rod; 22. jacking the air cylinder; 23. a baffle column; 24. a third guide rail; 25. a second limiting plate; 26. a second photosensor; 27. a second light shielding plate; 31. a clamping cylinder; 32. a baffle; 41. a driving source; 42. a drive shaft; 43. a first drive sprocket; 44. a second drive sprocket; 45. a third drive sprocket; 111. a first roller; 112. a first driven sprocket; 113. a first chain; 114. a first guide rail; 121. a second roller; 122. a second driven sprocket; 123. a second chain; 124. a second guide rail; 131. a third roller; 132. a third driven sprocket; 133. and a third chain.

Detailed Description

The present utility model will be further described with reference to the accompanying drawings and specific examples, which are not intended to be limiting, so that those skilled in the art will better understand the utility model and practice it.

Referring to fig. 1-8, the utility model discloses a coarse alignment device for synchronous conveying of adjustable plate width, which comprises:

the conveying assembly 1, the conveying assembly 1 comprises a first conveying frame 11, a second conveying frame 12 and a third conveying frame 13, the third conveying frame 13 is arranged between the first conveying frame 11 and the second conveying frame 12, a plurality of first rollers 111 are arranged on the first conveying frame 11, a plurality of second rollers 121 are arranged on the second conveying frame 12, and a plurality of third rollers 131 are arranged on the third conveying frame 13; the first carriage 11, the second carriage 12 and the third carriage 13 are provided with the products 5;

the first correcting component 2 comprises a first double-headed screw 21, the first double-headed screw 21 is axially arranged at the bottom of the third conveying frame 13 along the third conveying frame 13, lifting cylinders 22 are respectively arranged at two sides of two movable seats of the first double-headed screw 21, and a baffle column 23 is arranged at the telescopic end of each lifting cylinder 22; the blocking post 23 is arranged perpendicular to the third carriage 13;

the second component 3 that reforms, the second component 3 that reforms includes the centre gripping cylinder 31, and two centre gripping cylinders 31 symmetry set up in the bottom of first carriage 11 and second carriage 12, and the flexible end of centre gripping cylinder 31 is provided with baffle 32, and two baffles 32 set up in the first carriage 11 one side of keeping away from third carriage 13 and the second carriage 12 one side of keeping away from third carriage 13, and baffle 32 are parallel to first carriage 11 and second carriage 12 setting.

It can be seen that the function of the conveyor assembly 1 is to transport the products 5, in particular the products 5, by means of a plurality of rollers on the first, second and third conveyor frames 11, 12, 13. The stability of product 5 transport can be guaranteed in the multiunit gyro wheel setting to the transport of relative conveyer belt, the gyro wheel transport can reduce the area of contact with product 5 between, reduces unnecessary wearing and tearing.

The first resetting assembly 2 is axially arranged along the third carriage 13 in the same direction as the transport direction of the products 5. Specifically, two jacking cylinders are respectively arranged on two moving seats of the first double-headed screw 21, when the product 5 enters the conveying assembly 1 and reaches the vicinity of a designated position, jacking cylinders 22 on two moving ends of the first double-headed screw 21 extend to drive a baffle column 23 of a telescopic end to lift, and the two moving ends of the first double-headed screw 21 drive two groups of jacking cylinders 22 to clamp the product 5 and to restore the length direction of the product 5. As a preferable scheme of the utility model, the first double-head screw 21 is adopted, and is driven by one driving source 41, so that the synchronism is high; and the screw threads at the two ends are opposite in direction, and the driving source 41 rotates forwards and overturns to drive the two moving ends to move oppositely or backwards so as to clamp and release the product 5 arranged on the conveying assembly 1. In addition, two clamping cylinders 31 are symmetrically arranged on each moving end, so that the product 5 can be more stably restored.

Two clamping cylinders 31 of the second correcting component 3 are respectively arranged on the first conveying frame 11 and the second conveying frame 12, two baffles 32 are symmetrically arranged on the outer sides of the first conveying frame 11 and the second conveying frame 12, and when the metal of the product 5 is conveyed to the vicinity of a target station, the clamping cylinders 31 on two sides act to drive the two baffles 32 to act to abut against the product 5 so as to correct the width direction of the product 5.

According to the utility model, the first double-head screw 21 drives the two baffle posts 23 to act to abut against the product 5, so that the product 5 is straightened in the length direction; secondly, the clamping air cylinders 31 arranged on the first conveying frame 11 and the second conveying frame 12 drive the baffle 32 to act to abut against the product 5, so that the width direction of the product 5 is rectified. According to the utility model, through the limitation of the products 5 in multiple directions, coarse alignment after the products 5 are fed to the target station is realized, rebound caused by unidirectional positioning is avoided, the accuracy of subsequent actions is ensured, and the production efficiency is improved.

Further, the first carriage 11 is provided with a plurality of first driven sprockets 112, and the first driven sprockets 112 are coaxially arranged with the first rollers 111; the second conveying frame 12 is provided with a plurality of second driven chain wheels 122, and the second driven chain wheels 122 are coaxially arranged with the second rollers 121; the third carrier 13 is provided with a plurality of third driven sprockets 132, and the third driven sprockets 132 are disposed coaxially with the third rollers 131. In addition, the motor driving device further comprises a driving assembly 4, wherein the driving assembly 4 comprises a driving source 41, a driving shaft 42 is arranged at the output end of the driving source 41, and a first driving sprocket 43, a second driving sprocket 44 and a third driving sprocket 45 are sleeved on the driving shaft 42 along the axial direction; a first chain 113 is provided between the first driving sprocket 43 and the plurality of first driven sprockets 112; a second chain 123 is provided between the second driving sprocket 44 and the plurality of second driven sprockets 122; a third chain 133 is provided between the third driving sprocket 45 and the plurality of third driven sprockets 132.

Specifically, the driving of the first roller 111, the second roller 121, and the third roller 131 requires the driving of the first driven sprocket 112, the second driven sprocket 122, and the third driven sprocket 132 coaxially disposed therewith; the output end of the driving source 41 is connected with a driving shaft 42, and the driving shaft 42 simultaneously drives a first driving sprocket 43, a second driving sprocket 44 and a third driving sprocket 45 to rotate. The first chain 113 connects the first driving sprocket 43 and the first driven sprocket 112, the second chain 123 connects the second driving sprocket 44 and the second driven sprocket 122, and the third chain 133 connects the third driving sprocket 45 and the third driven sprocket 132. Here, the driving shaft 42 is a spline shaft, and synchronously drives the first driving sprocket 43, the second driving sprocket 44, and the third driving sprocket 45 to rotate. The first and second carriages 11 and 12 are further provided with a plurality of tensioning wheels for adjusting tightness of the first and second chains 113 and 123.

Further, the bottoms of the first carriage 11 and the second carriage 12 are provided with a second double-headed screw 14, the axial direction of the second double-headed screw 14 is perpendicular to the conveying direction of the first carriage 11 and the second carriage 12, and two moving seats of the second double-headed screw 14 are connected to the first carriage 11 and the third carriage 13, respectively. Specifically, the second double-head screw 14 drives the first conveying frame 11 and the second conveying frame 12 to move relatively or move back to the back, so that products 5 with different sizes can be adapted.

Further, in order to ensure stability of the first carriage 11 and the second carriage 12 during movement, the bottom of the first carriage 11 is provided with a first guide rail 114, and a first sliding block is arranged between the first carriage 11 and the first guide rail 114; a second guide rail 124 is arranged at the bottom of the second conveying frame 12, and a second sliding block is arranged between the second conveying frame 12 and the second guide rail 124; and both the first rail 114 and the second rail 124 are disposed parallel to the second double lead screw 14.

Further, a first limiting plate 15 is arranged at the bottom of the first conveying frame 11, and the first limiting plate 15 is axially parallel to the second double-head screw 14; the two ends of the first limiting plate 15 are provided with first photoelectric sensors 16, and the first conveying frame 11 is provided with first light shielding plates 17 matched with the first photoelectric sensors 16; the bottom of the third conveying frame 13 is provided with a second limiting plate 25, and the second limiting plate 25 is parallel to the axial direction of the first double-head screw 21; second photoelectric sensors 26 are arranged at two ends of the second limiting plate 25, and a second shading plate 27 matched with the second photoelectric sensors 26 is arranged on the second double-head screw 14.

Specifically, the first limiting plate 15 limits the movement of the second double-head screw 14, so that collision of the first conveying frame 11 and the second conveying frame 12 in the displacement process is avoided; and the second limiting plate 25 limits the movement of the first double-ended screw rod 21, so that the two bases of the second double-ended screw rod 14 are prevented from being excessively displaced in the working process.

Further, in order to ensure the stability of the movement of the jacking cylinder 22, a third guide rail 24 is arranged at the bottom of the first double-headed screw 21, a third sliding block is arranged between the movable seat of the third guide rail 24 and the third guide rail 24, and the third guide rail 24 is arranged parallel to the first double-headed screw 21.

Further, the feeding ends of the first carriage 11, the second carriage 12 and the third carriage 13 are each provided with a guiding wheel 18. Specifically, during the feeding process, the first conveyor 11, the second conveyor 12 and the third conveyor 13 pass through the guide wheel 18.

Further, the feeding end of the third carriage 13 is provided with a third photosensor 19. Specifically, the third photoelectric sensor 19 mainly detects whether feeding is performed, and when the product 5 enters the conveying assembly 1 from the end of the guide wheel 18, the third photoelectric sensor 19 can detect the product 5 and feed back a signal into the control system.

Further, as a preferred embodiment of the present utility model, the plurality of first rollers 111 and the plurality of second rollers 121 are disposed opposite to each other, and opposite sides of the first rollers 111 and the second rollers 121 are provided with tapers. During the process of transporting the product 5, the product 5 may be initially restrained by the taper of the first roller 111 and the second roller 121, so as to avoid the product 5 from deviating or separating from the transport assembly 1 during the transport process.

As another preferred embodiment of the present utility model, the material of the third roller 131 is selected to be UPE or PTFE. Since the first roller 111 and the second roller 121 are in contact with both sides of the product 5 and the third roller 131 is in direct contact with the surface of the product 5, UPE and PTFE can be prevented from being worn with the product 5 due to their self-wettability, low hardness, etc.

In summary, the utility model provides a device for synchronously conveying and coarsely aligning adjustable plate width, which comprises the following specific operation steps: when a product 5 enters the conveying assembly 1 from the end of the guide wheel 18, a third photoelectric sensor 19 drives a top cylinder far away from one end of the feeding port to extend, a stop post 23 is abutted after the product 5 is in place, then a jacking cylinder 22 at the other end is driven to drive the stop post 23 to lift, at the moment, a first double-head screw 21 acts to drive two stop posts 23 to move, and the length direction of the product 5 is rectified; finally, the clamping cylinders 31 on the first conveying frame 11 and the second conveying frame 12 act to drive the baffles 32 on the two sides to act to normalize the width direction of the product 5. According to the utility model, through the limitation of the products 5 in multiple directions, coarse alignment after the products 5 are fed to the target station is realized, rebound caused by unidirectional positioning is avoided, the accuracy of subsequent actions is ensured, and the production efficiency is improved.

It is apparent that the above examples are given by way of illustration only and are not limiting of the embodiments. Other variations and modifications of the present utility model will be apparent to those of ordinary skill in the art in light of the foregoing description. It is not necessary here nor is it exhaustive of all embodiments. And obvious variations or modifications thereof are contemplated as falling within the scope of the present utility model.

Claims (10)

1. The utility model provides a thick counterpoint device of adjustable board width synchronous transportation which characterized in that includes:

the conveying assembly comprises a first conveying frame, a second conveying frame and a third conveying frame, wherein the third conveying frame is arranged between the first conveying frame and the second conveying frame, a plurality of first rollers are arranged on the first conveying frame, a plurality of second rollers are arranged on the second conveying frame, and a plurality of third rollers are arranged on the third conveying frame; the first conveying frame, the second conveying frame and the third conveying frame are used for placing products;

the first correcting assembly comprises a first double-headed screw, the first double-headed screw is axially arranged at the bottom of the third conveying frame along the third conveying frame, jacking cylinders are respectively arranged at two sides of two movable seats of the first double-headed screw, and baffle columns are arranged at telescopic ends of the jacking cylinders; the baffle column is perpendicular to the third conveying frame;

the second component of reforming, the second component of reforming includes the centre gripping cylinder, two the centre gripping cylinder symmetry sets up the bottom of first carriage and second carriage, the flexible end of centre gripping cylinder is provided with the baffle, two the baffle sets up in one side that the third carriage was kept away from to first carriage and one side that the third carriage was kept away from to the second carriage, just the baffle is on a parallel with first carriage and second carriage setting.

2. The adjustable board width synchronous conveying coarse alignment device according to claim 1, wherein: the first conveying frame is provided with a plurality of first driven chain wheels, and the first driven chain wheels and the first idler wheels are coaxially arranged; the second conveying frame is provided with a plurality of second driven chain wheels, and the second driven chain wheels and the second idler wheels are coaxially arranged; and a plurality of third driven chain wheels are arranged on the third conveying frame, and the third driven chain wheels and the third idler wheels are coaxially arranged.

3. The adjustable board width synchronous conveying coarse alignment device according to claim 2, wherein: the driving assembly comprises a driving source, a driving shaft is arranged at the output end of the driving source, and a first driving sprocket, a second driving sprocket and a third driving sprocket are sleeved on the driving shaft along the axial direction; a first chain is arranged between the first driving sprocket and the plurality of first driven sprockets; a second chain is arranged between the second driving sprocket and the plurality of second driven sprockets; and a third chain is arranged between the third driving sprocket and the plurality of third driven sprockets.

4. The adjustable board width synchronous conveying coarse alignment device according to claim 1, wherein: the bottom of first carriage and second carriage is provided with the second double-headed screw, the axial of second double-headed screw is perpendicular to the direction of delivery of first carriage and second carriage, just two remove the seat of second double-headed screw respectively with first carriage and third carriage are connected.

5. The adjustable plate width synchronous conveying coarse alignment device according to claim 4, wherein: the bottom of the first conveying frame is provided with a first guide rail, and a first sliding block is arranged between the first conveying frame and the first guide rail; a second guide rail is arranged at the bottom of the second conveying frame, and a second sliding block is arranged between the second conveying frame and the second guide rail; and the first guide rail and the second guide rail are both parallel to the second double-head screw rod.

6. The adjustable plate width synchronous conveying coarse alignment device according to claim 4, wherein: a first limiting plate is arranged at the bottom of the first conveying frame, and the first limiting plate is axially parallel to the second double-head screw rod; the two ends of the first limiting plate are provided with first photoelectric sensors, and the first conveying frame is provided with a first shading plate matched with the first photoelectric sensors; the bottom of the third conveying frame is provided with a second limiting plate, and the second limiting plate is parallel to the axial direction of the first double-head screw rod; and second photoelectric sensors are arranged at two ends of the second limiting plate, and a second shading plate matched with the second photoelectric sensors is arranged on the second double-head screw rod.

7. The adjustable board width synchronous conveying coarse alignment device according to claim 1, wherein: the bottom of first double-end lead screw is provided with the third guide rail, the removal seat of third guide rail with be provided with the third slider between the third guide rail, the third guide rail is on a parallel with first double-end lead screw sets up.

8. The adjustable board width synchronous conveying coarse alignment device according to claim 1, wherein: and the feeding ends of the first conveying frame, the second conveying frame and the third conveying frame are respectively provided with a guide wheel.

9. The adjustable board width synchronous conveying coarse alignment device according to claim 1, wherein: and a third photoelectric sensor is arranged at the feeding end of the third conveying frame.

10. The adjustable board width synchronous conveying coarse alignment device according to claim 1, wherein: the first rollers and the second rollers are oppositely arranged, and taper is formed on one side of each of the first rollers and the second rollers.