CN212312153U

CN212312153U - Cutting mechanism of circuit board

Info

Publication number: CN212312153U
Application number: CN202020999303.XU
Authority: CN
Inventors: 黄贵其
Original assignee: Zhongshan Meiding Machinery Manufacturing Co ltd
Current assignee: Zhongshan Meiding Machinery Manufacturing Co ltd
Priority date: 2020-06-03
Filing date: 2020-06-03
Publication date: 2021-01-08
Anticipated expiration: 2030-06-03

Abstract

The utility model discloses a cutting mechanism of circuit board, including backup pad and both sides board, backup pad and both sides board constitute installation space, be provided with a plurality of transmission groups that are parallel to each other in the installation space, every the homonymy of transmission group all is provided with first bevel gear, is close to first bevel gear and is provided with the power pack that is located the backup pad, power pack includes fixed bolster and the rotation axis of erectting on the fixed bolster, be provided with a plurality of second bevel gears on the rotation axis; wherein, every first bevel gear all corresponds one second bevel gear rather than meshing cooperation transmission, the utility model aims to provide a cut mechanism of circuit board, the driven gear on the transmission group corresponds the setting with the driving gear one by one to solve the easy disconnected and not good problem of precision of cutting mechanism belt among the prior art, can reduce the time cost of plant maintenance simultaneously, and simple structure is practical.

Description

Cutting mechanism of circuit board

Technical Field

The utility model relates to a circuit board production technical field especially relates to a device and circuit board cutting machine are cut to circuit board.

Background

A slitter is a mechanical device for slitting wide paper, mica tape or film into multiple narrow materials, and is commonly used in paper making machinery, wire and cable mica tape and printing and packaging machinery. The slitting machine mainly applies to: the cutting of mica tapes, paper, insulating materials and films is particularly suitable for cutting narrow tapes (insulating materials, mica tapes, films and the like).

According to chinese patent publication No. CN 207578507U's utility model patent, a circuit board cutting mechanism and circuit board cutting machine is disclosed, specifically be including backup pad, first arbor and second arbor, … …, be equipped with first bevel gear on the first arbor, be equipped with the second gear on the second arbor, first bevel gear with the second gear meshing, first bevel gear with the second gear is the helical gear, thereby cuts the broad width material through the rotation of first arbor of gear drive's mode drive and second arbor.

The scheme has certain disadvantages, materials to be cut are conveyed to the output end while the first cutter shaft and the second cutter shaft are used for cutting, the materials are cut into strips in the cutting process, cutting and output are synchronously performed by a single component, a shell is easily clamped due to folds in the output process, and the cutting mechanism is easily broken down; when the splitting mechanism works for a long time, the gears are easy to wear or fall off, for example, after one gear or one gear pair is worn, the gear transmission is disabled, and the splitting mechanism works at the terminal, so that the production efficiency is influenced.

Therefore, a solution to the above problem is urgently needed.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a cut mechanism of circuit board, the driven gear on the transmission group corresponds the setting one by one with the driving gear to solve the easy disconnected and not good problem of transmission precision of transmission belt among the cut mechanism among the prior art, can reduce the time cost of plant maintenance simultaneously, and simple structure is practical.

In order to achieve the above purpose, the technical scheme of the utility model has:

a cutting mechanism of a circuit board comprises a supporting plate and two side plates, wherein the supporting plate and the two side plates form an installation space, a plurality of transmission groups which are parallel to each other are arranged in the installation space, a first bevel gear is arranged on the same side of each transmission group, a power group which is positioned on the supporting plate is arranged close to the first bevel gear, the power group comprises a fixed support and a rotating shaft which is erected on the fixed support, and a plurality of second bevel gears are arranged on the rotating shaft; and each first bevel gear is correspondingly provided with one second bevel gear which is meshed and matched with the first bevel gear for transmission.

The utility model discloses a cutting mechanism of circuit board, including backup pad and both sides board, backup pad and both sides board constitute the installation space, set up a plurality of transmission groups that are parallel to each other in this installation control, keep the uniformity when making the material of waiting to cut input to cutting mechanism; a first bevel gear is arranged on the same side of each transmission group, a power foot positioned on the supporting plate is arranged close to the first bevel gear, each power group comprises a fixed support and a rotating shaft erected on the fixed support, a plurality of second bevel gears are arranged on the rotating shaft, and the power for the second bevel gears to rotate is supplied by the power groups; each first bevel gear corresponds to one second bevel gear which is in meshing fit transmission with the second bevel gear, so that each transmission group is provided with an independent driving structure, the stable conveying speed can be ensured, the conveying and slitting structures of the slitting mechanism are separated, and the slitting mechanism can stably work.

Furthermore, the transmission group comprises a plurality of parallel rolling shafts, one end of each rolling shaft is provided with a transmission gear, and the plurality of rolling shafts are meshed with each other through the transmission gear to synchronously rotate.

Furthermore, one end of at least one roller in the transmission set is provided with the first bevel gear.

Furthermore, a plurality of locating holes are formed in the side plate, locating bearings are arranged at two ends of the rolling shaft, and the locating bearings are clamped into the locating holes to movably fix the rolling shaft.

Further, still include arbor group, arbor group erects on the curb plate, be provided with the cylinder that compresses tightly on the curb plate, the end that compresses tightly cylinder and arbor group is counterpointed and is set up.

Further, arbor group includes two at least parallel arrangement's arbor, every the arbor both ends all are provided with the stopper, the fixed plate of embracing a plurality of stoppers has on the curb plate.

Furthermore, a limiting groove with an opening towards one side is formed in the limiting block, and two ends of the roller shaft are movably fixed in the limiting groove.

Furthermore, a limiting block which is arranged close to the compressing cylinder is provided with a fixing piece which is matched with the driving shaft of the compressing cylinder in shape.

Further, the fixed plate has an operating rod disposed therethrough.

Furthermore, a plurality of connecting rods which are equivalent to the distance width between the two side plates are arranged between the two side plates.

Drawings

FIG. 1 is a perspective view of a slitting mechanism;

FIG. 2 is a side view of the slitting mechanism;

FIG. 3 is a schematic view of a partial structure of a fixing plate of a slitting mechanism

Detailed Description

The cutting mechanism of a circuit board of the utility model is explained with the attached drawings.

As shown in fig. 1 to 3, as a preferred embodiment of the present invention, in this embodiment, the material to be cut for processing is a circuit board, and may be other hard materials.

A cutting mechanism of a circuit board comprises a supporting plate 100 and two side plates 200, wherein the supporting plate 100 and the two side plates 200 form an installation space 102, a plurality of transmission groups 1 which are parallel to each other are arranged in the installation space 102, a first bevel gear 11 is arranged on the same side of each transmission group 1, a power group 2 which is positioned on the supporting plate 100 is arranged close to the first bevel gear 11, the power group 2 comprises a fixed support 23 and a rotating shaft 22 which is erected on the fixed support 23, and a plurality of second bevel gears 21 are arranged on the rotating shaft 22; wherein, each first bevel gear 11 is correspondingly provided with one second bevel gear 21 which is in meshing fit transmission with the first bevel gear.

The utility model discloses a cutting mechanism of circuit board, including backup pad 100 and both sides board 200, backup pad 100 and both sides board 200 constitute installation space 102, set up a plurality of transmission groups 1 that are parallel to each other in this installation control, make the material of waiting to cut input to the cutting mechanism when keeping the uniformity; a first bevel gear 11 is arranged on the same side of each transmission set 1, a power foot positioned on a support plate 100 is arranged near the first bevel gear 11, the power set 2 comprises a fixed support 23 and a rotating shaft 22 erected on the fixed support 23, a plurality of second bevel gears 21 are arranged on the rotating shaft 22, and the power set 2 is used for supplying power for the second bevel gears 21 to rotate; each first bevel gear 11 is correspondingly provided with one second bevel gear 21 which is in meshing fit transmission with the first bevel gear, so that each transmission set 1 is provided with an independent driving structure, the stable transmission rate can be ensured, the structure used for conveying and slitting of the slitting mechanism is separated, and the slitting mechanism can work stably.

From another perspective, each transmission set 1 has an independent driving structure, and each transmission set 1 has the capability of independent conveying circuit boards, so that when one transmission set 1 is damaged, the normal operation of other transmission sets 1 is not influenced, and the emergency capability is good.

In addition, one end of the rotating shaft 22 on the power set 2 is provided with a motor 24, and the motor 24 is used for providing power for rotating the rotating shaft 22.

The transmission set 1 comprises a plurality of parallel rollers 12, a transmission gear 13 is arranged at one end of each roller 12, and the plurality of rollers 12 are meshed with each other through the transmission gear 13 to synchronously rotate.

Preferably, in order to clamp and fix the circuit board by the transmission set 1, the transmission set 1 includes two parallel rollers 12, the two rollers 12 are in a vertical parallel structure, the two rollers 12 are engaged with each other through a transmission gear 13 to rotate synchronously, and the two rollers 12 move in opposite directions to provide a friction force towards an output direction to the circuit board, so that the circuit board can be output or input to a splitting structure in the splitting mechanism.

The first bevel gear 11 is arranged at one end of at least one roller 12 in the transmission sets 1, and the first bevel gear 11 is used for adjusting the driving direction of the roller 12, so that each transmission set 1 can be adjusted to be driven by a uniform driving structure.

Preferably, because the circuit board has a certain rigidity, in order to avoid bending and ensure that the circuit board has only one direction for outputting, the first bevel gears 11 are arranged at the end parts of the rollers 12 positioned at the lowest part in the transmission group 1, and each transmission group 1 is positioned in the same horizontal plane, so that each first bevel gear 11 is also positioned in the same horizontal plane, and the power group 2 is convenient to mount.

In order to facilitate the installation of the roller 12, the side plate 200 is provided with a plurality of positioning holes 15, the two ends of the roller 12 are respectively provided with a positioning bearing 14, and the positioning bearings 14 are clamped in the positioning holes 15 to movably fix the roller 12.

Preferably, the positioning hole 15 is long and square, the positioning bearing 14 is also square, the shape of the positioning bearing 14 matches the shape of the positioning hole 15, and the positioning bearing 14 can be stacked in the positioning hole 15.

In the circuit board disassembly mechanism of this embodiment, the disassembly mechanism further includes a cutter shaft group 3, the cutter shaft group 3 is erected on the side plate 200, in order to enable the cutter shaft group 3 to be stably fixed on the side plate 200, the side plate 200 is provided with a pressing cylinder 31, the pressing cylinder 31 is aligned with an end portion of the cutter shaft group 3, and the cutter shaft group 3 is fixed by abutting against the cutter shaft group 3 with a driving shaft of the pressing cylinder 31.

The cutter shaft group 3 comprises at least two parallel cutter shafts 32, two ends of each cutter shaft 32 are provided with limit blocks 33, and the side plate 200 is provided with a fixing plate 34 which embraces the limit blocks 33.

Preferably, the cutter shaft group 3 comprises two cutter shafts 32 arranged in parallel, the two cutter shafts 32 are arranged in parallel up and down, and the cutter shaft group 3 and the transmission group 1 are positioned on the same horizontal plane; a cutting area of the circuit board is formed between the two cutter shafts 32;

the limiting blocks 33 are used for facilitating installation of the roller shafts 32, the two roller shafts 32 are stacked vertically and oppositely, the roller shafts 32 are stacked in the positioning holes 15 through the limiting blocks 33 and are installed and positioned, and mutual interference between the roller shafts 32 due to rotation work is avoided.

Meanwhile, a fixing plate 34 is arranged to embrace the plurality of limiting blocks 33, the limiting blocks 33 can be prevented from being dislocated in the rotation process of the roller shaft 32, the fixing plate 34 has a limiting effect, the fixing plate 34 is U-shaped, the fixing plate 34 can be used for limiting the combined length of the roller shaft 32 and the limiting blocks 33, the fixing plate 34 abuts against the limiting blocks 33, the roller shaft 32 abuts against the side plate 200 opposite to the fixing plate 34, and the roller shaft 32 is stably fixed.

In order to further prevent the roller shaft 32 from shaking left and right or from having a tendency of shaking left and right, the limiting block 33 is provided with a limiting groove with an opening towards one side, two ends of the roller shaft 32 are movably fixed in the limiting groove, and the shape of the limiting groove is equivalent to that of the end part of the roller shaft 32.

The stopper 33 installed near the pressing cylinder 31 is provided with a fixing piece 36 which is matched with the driving shaft of the pressing cylinder 31 in shape.

Preferably, the fixing member 36 is T-shaped, a T-shaped opening 361 is formed above the limit block 33 close to the pressing cylinder 31, the fixing member 36 slides into the T-shaped opening 361, and the driving shaft of the pressing cylinder 31 abuts against the fixing member 36 to vertically fix the limit blocks 33.

It is further preferable that the driving shaft of the pressing cylinder is in an annular column shape, the inside of the driving shaft is hollow, the top surface of the fixing member 36 is provided with a protrusion (not shown) matched with the shape of the annular column-shaped driving shaft, and when the driving shaft of the pressing cylinder 31 abuts against the limiting block 33, the protrusion (not shown) is arranged in the driving shaft for limiting left and right.

In order to further fix the roller shaft 32, the fixing plate 34 has an operating lever 35 provided to penetrate the fixing plate 34, the operating lever 35 is fixed to the fixing plate 34 by a screw, and the operating lever 35 penetrates the fixing plate 34 to abut against the stopper 33, thereby further restricting the position of the roller shaft 32.

Preferably, only one operating rod 35 is provided, and the operating rod 35 abuts against the roller shaft 32 positioned at the lowest position in the slitting mechanism or the limiting block 33 corresponding to the roller shaft 32.

In order to prevent the two side plates 200 of the slitting mechanism from shifting during operation or from being displaced after long-term use, a plurality of connecting rods corresponding to the distance between the two side plates 200 are arranged between the two side plates 200, and the width between the two side plates 200 is limited by the length of the connecting rods.

Variations and modifications to the above-described embodiments may occur to those skilled in the art, in light of the above teachings and teachings. Therefore, the present invention is not limited to the specific embodiments disclosed and described above, and some modifications and changes to the present invention should fall within the protection scope of the claims of the present invention. Furthermore, although specific terms are employed herein, they are used in a generic and descriptive sense only and not for purposes of limitation.

Claims

1. A cutting mechanism of a circuit board comprises a supporting plate and two side plates, wherein the supporting plate and the two side plates form an installation space, and a plurality of transmission groups which are parallel to each other are arranged in the installation space; and each first bevel gear is correspondingly provided with one second bevel gear which is meshed and matched with the first bevel gear for transmission.

2. The slitting mechanism according to claim 1 wherein said transport group comprises a plurality of parallel rollers having drive gears disposed at one end thereof, said plurality of rollers being synchronously rotatable by intermeshing of said drive gears.

3. The slitting mechanism according to claim 2 wherein one end of at least one of said rollers in said transfer set is provided with said first bevel gear.

4. The slitting mechanism according to claim 2 wherein said side plates have a plurality of locating holes therein, said roller having locating bearings at each end thereof, said locating bearings being engaged in said locating holes to movably secure said roller.

5. The slitting mechanism according to claim 1 further comprising a knife shaft set, wherein the knife shaft set is erected on a side plate, a pressing cylinder is arranged on the side plate, and the pressing cylinder is aligned with an end of the knife shaft set.

6. The slitting mechanism according to claim 5 wherein the shaft assembly includes at least two parallel roller shafts, each roller shaft having stops at opposite ends thereof, and the side plates having securing plates for holding the stops.

7. The slitting mechanism as claimed in claim 6 wherein the stop block has a stop slot opening to one side, and both ends of the roller shaft are movably secured in the stop slot.

8. The slitting mechanism according to claim 7 wherein the stop mounted adjacent to the hold-down cylinder is provided with a fastener that is form-fit to the drive shaft of the hold-down cylinder.

9. The slitting mechanism according to claim 6 wherein the fixed plate has an operating rod disposed therethrough.

10. The slitting mechanism according to claim 1 wherein a plurality of tie bars are also disposed between said side plates and spaced apart therefrom by a width corresponding to the spacing between said side plates.