CN216097963U

CN216097963U - PCB production is with edging device

Info

Publication number: CN216097963U
Application number: CN202121945221.8U
Authority: CN
Inventors: 方虎
Original assignee: Xinjinxin Tianjin Electronic Technology Co ltd
Current assignee: Xinjinxin Tianjin Electronic Technology Co ltd
Priority date: 2021-08-19
Filing date: 2021-08-19
Publication date: 2022-03-22
Anticipated expiration: 2031-08-19

Abstract

The utility model discloses an edge grinding device for PCB production, which comprises a base, wherein side plates are fixedly connected to the base, a workbench is fixedly connected to the upper ends of the side plates, an adjusting shaft is movably connected between the side plates, external threads are arranged on the adjusting shaft, adjusting nuts are in threaded connection with the outer sides of the external threads, connecting rods are fixedly connected to the upper ends of the adjusting nuts, a clamping plate is movably connected to the side surface of a fixing plate through a rotating shaft, a lifting plate is connected to a top plate through a lifting device, and a grinding wheel is arranged at the bottom of the lifting plate. This kind of edging device is used in production of PCB circuit board utilizes the cooperation of two grip blocks to drive the grip block rotation through actuating mechanism with the vertical centre gripping of circuit board, realizes the rotation of circuit board for the side of circuit board is polished with the wheel contact of polishing of top, can realize through a centre gripping that the four sides are polished, need not to commutate, has improved the efficiency of polishing.

Description

PCB production is with edging device

Technical Field

The utility model relates to the technical field of circuit boards, in particular to an edge grinding device for PCB production.

Background

The PCB circuit board also called as a printed circuit board provides electrical connection for electronic devices, four sides of the PCB circuit board need to be polished after being processed, when the PCB circuit board is polished, the PCB circuit board needs to be clamped and fixed firstly, therefore, most of circuit boards need to be reversed after one side is polished, the other side of the circuit board can be polished, the processing efficiency is influenced, the circuit board can be reversed manually even in order to pursue the flexibility of the reversing of the circuit board, on one hand, the processing precision is influenced, and on the other hand, potential safety hazards exist. Therefore, an edge grinding device for PCB production is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an edge grinding device for PCB production, which aims to solve the problems in the background technology.

In order to achieve the purpose, the utility model provides the following technical scheme: the utility model provides an edging device is used in production of PCB circuit board, the on-line screen storage device comprises a base, the base upper end is connected with the roof through the bracing piece, fixedly connected with curb plate on the base, curb plate upper end fixedly connected with workstation, swing joint has the regulating spindle between the curb plate, regulating spindle one end transmission is connected with first motor, be provided with the external screw thread on the regulating spindle, the external screw thread symmetry is provided with two sections and spiral opposite direction, external screw thread outside threaded connection has adjusting nut, adjusting nut upper end fixedly connected with connecting rod, the connecting rod runs through workstation setting and tip fixedly connected with fixed plate, the fixed plate side has the grip block through pivot swing joint, is connected with actuating mechanism in one of them pivot, be connected with the lifter plate through elevating gear on the roof, the lifter plate bottom is provided with the wheel of polishing.

Preferably, the workbench is symmetrically provided with adjusting grooves, and the connecting rods penetrate through the adjusting grooves.

Preferably, suckers are arranged on the side faces, close to each other, of the clamping plates, a limiting rod is fixedly connected to the bottom of one of the clamping plates, a limiting groove is formed in the bottom of the other clamping plate, and the limiting rod is inserted into the limiting groove.

Preferably, actuating mechanism includes second motor, transmission shaft and belt, second motor fixed connection is on the workstation, the transmission shaft sets up in the second motor side, pass through the belt connection between transmission shaft and one of them pivot.

Preferably, the lifting device comprises an air cylinder and a piston rod, the air cylinder is fixedly connected to the top plate, the piston rod is arranged at the bottom of the air cylinder, and the bottom end of the piston rod is fixedly connected to the upper end of the lifting plate.

Preferably, the bottom end of the lifting plate is provided with a slot, the upper end of the polishing wheel is fixedly connected with a connecting plate, the connecting plate is movably inserted into the slot, and the lifting plate is connected with the connecting plate through a bolt.

Preferably, the top plate is provided with a guide hole, the upper end of the lifting plate is fixedly connected with a guide rod, and the guide rod is movably inserted in the guide hole.

Compared with the prior art, the utility model has the beneficial effects that: this kind of edging device is used in production of PCB circuit board passes through two sections external screw threads opposite in spiral direction and adjusting nut's screw-thread fit, the realization is to the regulation of distance between two grip blocks, the cooperation of utilizing two grip blocks is with the vertical centre gripping of circuit board, it is rotatory to drive the grip block through actuating mechanism, realize the rotation of circuit board, make the side of circuit board and the wheel contact of polishing of top polish, can realize the four sides through a centre gripping and polish, need not to commutate, the efficiency of polishing is improved, according to the circuit board size, the height of wheel is polished in usable elevating gear regulation, make the wheel of polishing contact with the circuit board side all the time, guarantee the accuracy of polishing.

Drawings

FIG. 1 is a front cross-sectional view of the present invention;

fig. 2 is a schematic perspective view of the workbench according to the present invention.

In the figure: the grinding device comprises a base 1, a supporting rod 2, a top plate 3, a side plate 4, a workbench 5, an adjusting shaft 6, a first motor 7, external threads 8, an adjusting nut 9, an adjusting groove 10, a connecting rod 11, a fixing plate 12, a rotating shaft 13, a clamping plate 14, a sucking disc 15, a limiting rod 16, a limiting groove 17, a driving mechanism 18, a second motor 19, a transmission shaft 20, a belt 21, a lifting device 22, an air cylinder 23, a piston rod 24, a lifting plate 25, a grinding wheel 26, a slot 27, a connecting plate 28, a guide hole 29 and a guide rod 30.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-2, the present invention provides a technical solution: an edge grinding device for PCB production comprises a base 1, wherein the upper end of the base 1 is connected with a top plate 3 through a support rod 2, and the base 1, the support rod 2 and the top plate 3 are mutually matched to form an integral frame structure of the device and provide support for other elements;

the base 1 is fixedly connected with a side plate 4, the upper end of the side plate 4 is fixedly connected with a workbench 5, the side plate 4 provides support for the workbench 5, so that the workbench 5 has a certain distance and space from the base 1, and the two side plates 4 can be symmetrically arranged and are respectively positioned at two sides of the workbench 5;

an adjusting shaft 6 is movably connected between the side plates 4, one end of the adjusting shaft 6 is in transmission connection with a first motor 7, the first motor 7 is a forward and reverse rotation speed reducing motor, and the first motor 7 can drive the adjusting shaft 6 to rotate clockwise and anticlockwise through a power line external power supply and a control switch;

the adjusting shaft 6 is provided with an external thread 8, the external thread 8 is symmetrically provided with two sections with opposite spiral directions, the outer side of the external thread 8 is in threaded connection with an adjusting nut 9, the thread directions of the two sections of external threads 8 are opposite, so that the adjusting nuts 9 can move towards or away from each other at the same time, so that the two adjusting nuts 9 are always symmetrical, the adjusting nut 9 can be provided with a limiting mechanism, the adjusting nut 9 can keep linear movement, the adjusting nut 9 is prevented from rotating, and after the first motor 7 drives the adjusting shaft 6 to rotate, the two adjusting nuts 9 are close to or away from each other at the same time under the threaded connection effect of the external thread 8 and the adjusting nut 9;

the upper end of the adjusting nut 9 is fixedly connected with a connecting rod 11, the connecting rod 11 penetrates through the worktable 5 and is fixedly connected with a fixed plate 12 at the end part, the side surface of the fixed plate 12 is movably connected with a clamping plate 14 through a rotating shaft 13, a limiting mechanism can be arranged on the worktable 5, so that the connecting rod 11 can move through the worktable 5, when the adjusting nuts 9 simultaneously move towards or away from each other, the clamping plates 14 are driven to move close to or away from each other through the connecting action of the connecting rods 11, and when the two clamping plates 14 are close to each other, the circuit board between the two holding plates 14 is held in a state where the circuit board is vertically placed with the side edges exposed to the outside, the holding plates 14 are rotated by the rotation shaft 13, during polishing, the clamping plate 14 can drive the circuit board clamped in the middle to rotate simultaneously, automatic edge changing is realized, manual edge changing and polishing of the circuit board are not needed, and efficiency is improved;

one of the rotating shafts 13 is connected with a driving mechanism 18, and the driving mechanism 18 can drive one of the rotating shafts 13 to rotate, so that the clamping plate 14 connected with the rotating shaft is driven to rotate, and the other clamping plate 14 and the clamped circuit board are driven to rotate, so that automatic edge changing is realized;

be connected with lifter plate 25 through elevating gear 22 on roof 3, lifter plate 25 bottom is provided with grinding wheel 26, elevating gear 22 can drive lifter plate 25 and reciprocate to change the height, can be according to the height of circuit board size change lifter plate 25, make grinding wheel 26 contact the side of below circuit board, when polishing, pivot 13 drives grip block 14 and rotates, the circuit board rotates, make grinding wheel 26 polish to the side of circuit board, because the circuit board is rotating, make a centre gripping realize four sides and polish, the efficiency is improved.

When in use, the first motor 7 is started, the adjusting shaft 6 is driven to rotate, under the threaded connection action of the external threads 8 and the adjusting nuts 9, the two adjusting nuts 9 are simultaneously close to each other to drive the two clamping plates 14 to be simultaneously close to each other, at the moment, the circuit board is vertically arranged between the two clamping plates 14, the circuit board in the middle is clamped by the two clamping plates 14, according to the size of the circuit board, the height of the lifting plate 25 is changed by utilizing the lifting device 22, so that the polishing wheel 26 is in contact with the side edge of the circuit board below, during polishing, the driving mechanism 18 is started to drive one of the rotating shafts 13 to rotate, so that the clamping plate 14 connected with the rotating shaft is driven to rotate, and then the other clamping plate 14 and the clamped circuit board are driven to rotate, automatic edge changing is realized, the polishing wheel 26 polishes the side edge of the circuit board, because the circuit board rotates, four sides of the circuit board are polished by one-time clamping, the efficiency is improved.

Furthermore, the workbench 5 is symmetrically provided with adjusting grooves 10, the connecting rod 11 penetrates through the adjusting grooves 10, and the connecting rod 11 moves left and right in the adjusting grooves 10 to play a role in limiting and guiding.

Further, be provided with sucking disc 15 on the side that grip block 14 is close to each other, 14 bottom fixedly connected with gag lever post 16 of one of them grip block, 14 bottom of another grip block are provided with spacing groove 17, gag lever post 16 pegs graft in spacing groove 17, the circuit board at sucking disc 15 adsorbable middle part is fixed the circuit board, avoid the circuit board to drop or take place to shift from 14 middle parts of grip block, and stability is improved, spacing groove 17 and gag lever post 16 mutually support, it is spacing to control grip block 14 that removes, avoid the skew.

Further, the driving mechanism 18 includes a second motor 19, a transmission shaft 20 and a belt 21, the second motor 19 is fixedly connected to the worktable 5, the transmission shaft 20 is disposed on a side surface of the second motor 19, the transmission shaft 20 is connected with one of the rotating shafts 13 through the belt 21, the second motor 19 is a forward/reverse rotation speed reduction motor, the second motor 19 can drive the transmission shaft 20 to rotate through a power line external power supply and a control switch, and the rotating shaft 13 connected with the second motor is driven to rotate under the connecting action of the belt 21.

Further, elevating gear 22 includes cylinder 23 and piston rod 24, and cylinder 23 fixed connection is on roof 3, and piston rod 24 sets up in cylinder 23 bottom, and 24 bottom fixed connections of piston rod are in lifter plate 25 upper end, and cylinder 23 starts the back, can make piston rod 24 drive lifter plate 25 reciprocate, realizes raising and lowering functions.

Further, the bottom of lifter plate 25 is provided with slot 27, and grinding wheel 26 upper end fixedly connected with connecting plate 28, and connecting plate 28 activity is pegged graft in slot 27, and lifter plate 25 passes through bolted connection with connecting plate 28, and slot 27 and connecting plate 28 set up and make lifter plate 25 and grinding wheel 26 be bolted connection, conveniently change grinding wheel 26.

Furthermore, the top plate 3 is provided with a guide hole 29, the upper end of the lifting plate 25 is fixedly connected with a guide rod 30, the guide rod 30 is movably inserted into the guide hole 29, the guide hole 29 and the guide rod 30 are mutually matched, the guide limiting effect is achieved on the up-down movement of the lifting plate 25, and the inclination in the moving process is avoided.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a PCB circuit board production is with edging device, includes base (1), its characterized in that: the upper end of the base (1) is connected with a top plate (3) through a support rod (2), a side plate (4) is fixedly connected onto the base (1), a workbench (5) is fixedly connected onto the upper end of the side plate (4), an adjusting shaft (6) is movably connected between the side plates (4), one end of the adjusting shaft (6) is in transmission connection with a first motor (7), external threads (8) are arranged on the adjusting shaft (6), the external threads (8) are symmetrically provided with two sections with opposite spiral directions, an adjusting nut (9) is in threaded connection with the outer side of the external threads (8), a connecting rod (11) is fixedly connected onto the upper end of the adjusting nut (9), the connecting rod (11) penetrates through the workbench (5) and is fixedly connected with a fixing plate (12) at the end part, and the side surface of the fixing plate (12) is movably connected with a clamping plate (14) through a rotating shaft (13), one of the rotating shafts (13) is connected with a driving mechanism (18), the top plate (3) is connected with a lifting plate (25) through a lifting device (22), and the bottom of the lifting plate (25) is provided with a grinding wheel (26).

2. The edge grinding device for PCB production of claim 1, wherein: the workbench (5) is symmetrically provided with adjusting grooves (10), and the connecting rod (11) penetrates through the adjusting grooves (10).

3. The edge grinding device for PCB production of claim 1, wherein: the clamping plates (14) are provided with suckers (15) on the side faces close to each other, the bottom of one clamping plate (14) is fixedly connected with a limiting rod (16), the bottom of the other clamping plate (14) is provided with a limiting groove (17), and the limiting rod (16) is inserted into the limiting groove (17).

4. The edge grinding device for PCB production of claim 1, wherein: actuating mechanism (18) include second motor (19), transmission shaft (20) and belt (21), second motor (19) fixed connection is on workstation (5), transmission shaft (20) set up in second motor (19) side, be connected through belt (21) between transmission shaft (20) and one of them pivot (13).

5. The edge grinding device for PCB production of claim 1, wherein: elevating gear (22) include cylinder (23) and piston rod (24), cylinder (23) fixed connection is on roof (3), piston rod (24) set up in cylinder (23) bottom, piston rod (24) bottom fixed connection is in lifter plate (25) upper end.

6. The edge grinding device for PCB production of claim 1, wherein: the bottom end of the lifting plate (25) is provided with a slot (27), the upper end of the polishing wheel (26) is fixedly connected with a connecting plate (28), the connecting plate (28) is movably inserted into the slot (27), and the lifting plate (25) is connected with the connecting plate (28) through a bolt.

7. The edge grinding device for PCB production of claim 1, wherein: the lifting device is characterized in that a guide hole (29) is formed in the top plate (3), a guide rod (30) is fixedly connected to the upper end of the lifting plate (25), and the guide rod (30) is movably inserted into the guide hole (29).