CN115519606A

CN115519606A - PCB positioning and adjusting device and cutting equipment

Info

Publication number: CN115519606A
Application number: CN202211304057.1A
Authority: CN
Inventors: 张魁金
Original assignee: Dongguan Zhunrui Automation Equipment Co ltd
Current assignee: Dongguan Muzhun Automation Machinery Equipment Co ltd
Priority date: 2022-10-24
Filing date: 2022-10-24
Publication date: 2022-12-27
Anticipated expiration: 2042-10-24
Also published as: CN115519606B

Abstract

The invention discloses a PCB positioning and adjusting device and cutting equipment, comprising a workbench, a cutting table and a cutting table, wherein the workbench is used for bearing a PCB; the recognition mechanism is positioned above the workbench and used for recognizing the position state of the PCB; the angle adjusting mechanism is positioned below the workbench, and is provided with an acquisition mechanism which extends to the surface of the workbench; through obtaining the fixed PCB board of mechanism, utilize recognition mechanism to obtain the position state of present PCB board, and contrast with preset position state, later angle adjustment mechanism drives and obtains the mechanism rotation, make the PCB board installation preset the position state and adjust, need not personnel at this in-process and interfere the processing, full automation angle adjustment, and utilize recognition mechanism to trail the whole journey of PCB board, ensure that the PCB board can reach the preset position of arrival system, provide the assurance for the accuracy of follow-up cutting step.

Description

PCB positioning and adjusting device and cutting equipment

Technical Field

The invention belongs to the technical field of cutting equipment, and particularly relates to a PCB positioning and adjusting device and cutting equipment.

Background

The PCB is an extremely important electronic component in the electronic industry, is a support body of an electronic component, is a carrier for electrical connection of the electronic component, and is continuously developed towards high precision, high density and high reliability so as to improve the performance of an electronic product.

When PCB production, generally adopt the form production that the big board was cut apart into the platelet, consequently need use the board separator to cut the PCB board, need just can cut according to predetermined circuit to putting forward the PCB board before the cutting, but at present all basically adjust through manual putting forward, deuterogamy laser is to the counterpoint of cutting position, because the great manual adjustment of PCB face area, and counterpoint the difficulty, generally need two at least people concurrent operation, and cutting error is great moreover.

Disclosure of Invention

The present invention is directed to a PCB positioning and adjusting device and a cutting apparatus, so as to solve the problems in the background art.

In order to achieve the purpose, the invention provides the following technical scheme:

a PCB board positioning adjustment device comprises;

the workbench is used for bearing the PCB;

the recognition mechanism is positioned above the workbench and used for recognizing the position state of the PCB;

the angle adjusting mechanism is positioned below the workbench, and is provided with an acquisition mechanism which extends to the surface of the workbench;

the PCB is fixed through the acquisition mechanism, the position state of the current PCB is acquired through the recognition mechanism and is compared with the preset position state, and then the angle adjustment mechanism drives the acquisition mechanism to rotate, so that the preset position state of the PCB is adjusted.

Further technical scheme, angle adjustment mechanism is including changeing board and the base that sets up from top to bottom, install the carousel on the base and promote the subassembly, it is connected with the movable block to promote the subassembly output, be equipped with the chute on the movable block, chute and rotating part sliding connection, change the board bottom surface and rotate with rotating part and carousel and be connected.

According to a further technical scheme, the device further comprises a pushing structure, the pushing structure comprises a pushing mechanism, the pushing mechanism is installed at the bottom of the angle adjusting mechanism, and a channel for the acquiring mechanism to move is arranged on the corresponding acquiring mechanism on the workbench along the pushing direction.

According to a further technical scheme, the acquiring mechanism comprises a stand column, a first power cylinder is arranged on the stand column, an output end of the first power cylinder is connected with a clamping block in a shape of '7', and a clamping structure is formed between the bottom surface of the upper portion of the clamping block and the top of the stand column.

According to a further technical scheme, a first inclined plane is arranged on the surface of the upper portion of the clamping block, and a second inclined plane which is in the same direction as the first inclined plane is arranged on the top of the upright post.

According to the technical scheme, a fixing structure used for fixing the PCB is arranged on the workbench corresponding to the pushing direction, the fixing structure comprises a portal frame, two ends of the portal frame are respectively connected with a power cylinder II, and a pressing strip is arranged at a cross beam positioned on the portal frame.

A cutting device comprises the PCB positioning and adjusting device.

According to the technical scheme, one side close to the fixing structure is provided with the PCB board dividing and cutting machine, the PCB board dividing and cutting machine comprises a fixing frame, a first transversely-extending sliding rail and a second sliding rail are symmetrically arranged on the upper side and the lower side of the fixing frame, the first sliding rail and the second sliding rail correspond to the first cutting device and the second cutting device respectively, the first cutting device and the second cutting device are connected with a driving device, and the first cutting device and the second cutting device slide along the first sliding rail and the second sliding rail respectively under the driving of the driving device.

According to the technical scheme, the blanking mechanism is arranged on one side of the fixing frame and comprises a fixing seat, a moving assembly is mounted on the fixing seat, a blanking frame is arranged on the moving assembly, and a plurality of suckers are arranged on the blanking frame.

Further technical scheme, along the blanking machine moving direction, be located mount one side and still install lift storage device.

The invention has the beneficial effects that:

the method comprises the steps that the position state of the current PCB is determined by identifying marks on the PCB, the position states preset in a system are compared, the comparison result is fed back to a controller, the controller sends an adjusting signal to an angle adjusting mechanism, the angle adjusting mechanism drives an obtaining mechanism to rotate and adjust, namely, the angle position of the PCB is adjusted, in the process, the position of the PCB is tracked in the whole process by the identifying mechanism, and the marks on the PCB reach the position preset by the system, namely, the position adjustment is completed; in the process, personnel interference processing is not needed, the angle is adjusted in a whole process automatically, and the whole process of the PCB is tracked by the recognition mechanism, so that the PCB can reach the position preset by the system, and the accuracy of the subsequent cutting step is guaranteed.

Additional features and advantages of the invention will be set forth in the detailed description which follows.

Drawings

FIG. 1: the invention relates to a structure diagram of a PCB positioning and adjusting device.

FIG. 2 is a schematic diagram: the invention relates to a structure diagram of an angle adjusting mechanism and an acquisition mechanism.

FIG. 3: the invention relates to an explosion diagram of an angle adjusting mechanism.

FIG. 4: the invention discloses an action schematic diagram of an angle adjusting mechanism.

FIG. 5 is a schematic view of: the enlarged view of part A of the present invention.

FIG. 6: the cutting device of the present invention is a mechanical diagram.

FIG. 7: the invention relates to a structure diagram of a PCB board dividing and cutting machine.

FIG. 8: the cutting device of the invention has a structural pattern.

FIG. 9: the invention relates to a structure diagram of a blanking device.

Reference numerals are as follows: 1-PCB board dividing and cutting machine, 11-fixed frame, 12-slide rail I, 13-slide rail II, 14-cutting device I, 141-slide seat, 142-slide plate, 143-lifting device, 144-electric cutting wheel, 15-cutting device II, 161-screw rod pair I, 162-screw rod pair II, 163-belt pulley group I, 164-driving motor I, 165-belt pulley group II, 2-blanking device, 21-fixed seat, 221-driving motor II, 222-supporting rod, 223-belt pulley group III, 231-lifting cylinder, 232-lifting plate, 233-buffer component, 24-blanking frame, 25-suction cup, 3-PCB board positioning and adjusting device, 31-workbench, 32-recognition mechanism, 33-angle adjusting mechanism, 331-rotating plate, 332-base, 333-rotating disc, 334-pushing component, 335-inclined plane moving block, 336-inclined groove, 337-pressing strip rotating component, 338-ball component, 34-obtaining mechanism, 341-upright column, 342-power cylinder I, 343-clamping block, 344-351-inclined plane moving block, 345-inclined plane moving block, 352-inclined plane moving block, and lifting channel-363-4-pushing mechanism.

Detailed Description

The technical solution 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.

Referring to FIGS. 1-5; the invention discloses a PCB positioning and adjusting device 3, which is used for adjusting the position of a PCB before board splitting and cutting, and aims to realize automatic adjustment of position recognition and provide guarantee for improving cutting precision; the board dividing and cutting is to divide a large board into small boards instead of dividing a substrate, so that the PCB is processed according to the specified specification size before the board dividing and cutting are carried out, and marks are made on the PCB, wherein the specific marks can be holes formed by drilling, or certain removable marks and the like, as long as the normal functions of the PCB are not influenced;

during operation, the PCB can be placed on the worktable 31 at will, and then the PCB is fixed by the obtaining mechanism 34, wherein the obtaining mechanism 34 does not fix the PCB on the worktable 31, but fixes the PCB and the obtaining mechanism 34 together by other ways, and the PCB can move relative to the worktable 31; the fixing manner of the obtaining mechanism 34 and the PCB is many, and since the surface of the PCB is smooth, a suction cup assembly can be used for sucking and fixing, and in addition, the edge of the PCB can be clamped and fixed by a clamping manner, which is only listed here for illustrating the implementation way and should not be taken as the limitation of the protection range;

then the recognition structure is started, the position state of the current PCB is determined by recognizing the mark on the PCB, the position state preset in the system is compared, the comparison result is fed back to the controller, the controller sends an adjustment signal to the angle adjusting mechanism 33, the angle adjusting mechanism 33 drives the obtaining mechanism 34 to rotate and adjust, namely, the angle direction of the PCB is adjusted, in the process, the recognition mechanism 32 tracks the position of the PCB in the whole course, and the mark on the PCB reaches the position preset by the system, namely, the position adjustment is completed; in the process, the angle adjustment is performed automatically in the whole process without personnel interference, and the whole process of the PCB is tracked by the recognition mechanism 32, so that the PCB can reach the position preset by the system, and the accuracy of the subsequent cutting step is guaranteed.

One embodiment of the angle adjustment mechanism 33 in the present invention is shown in fig. 3;

the device comprises a rotating plate 331 and a base 332 which are arranged up and down, wherein the base 332 is provided with a rotating disc 333 and a pushing component 334, the pushing component 334 in the embodiment is a component capable of pushing an object to move linearly, such as an air cylinder, and in order to improve the accuracy of angle adjustment, the embodiment adopts a combination of a servo motor and a screw rod; a movable block 335 is connected to the output end of the pushing assembly 334, a sloped slot 336 is formed on the surface of the movable block 335, the sloped slot 336 is defined relative to the moving direction of the pushing assembly 334, the sloped slot 336 is slidably connected to the rotating member 337, and the bottom surface of the rotating plate 331 is rotatably connected to the rotating member 337 and the rotating disc 333;

during action, the pushing part pushes the movable block 335 to move linearly, and the inclined groove 336 drives the rotating part 337 to move obliquely, so that the rotating plate 331 rotates by taking the rotating disc 333 as a fixed point, and the angle position is adjusted;

further, a plurality of ball assemblies 338 are mounted at the bottom of the rotating plate 331, and the ball assemblies 338 can serve as supports between the rotating plate 331 and the base 332, and can greatly reduce friction when the rotating plate 331 moves relative to the base 332.

The alignment of the PCB is only one step in the board dividing and cutting, after the alignment is completed, the PCB needs to be pushed to the cutting device at an adjusted angle, the PCB further comprises a pushing structure, the pushing structure comprises a pushing mechanism 351, the pushing mechanism 351 is installed at the bottom of the angle adjusting mechanism 33, and a channel 352 for the obtaining mechanism 34 to move is arranged on the workbench 31 corresponding to the obtaining mechanism 34 along the pushing direction.

In the present embodiment, refer to fig. 2; the acquisition mechanism 34 comprises a vertical column 341, a power cylinder I342 and an output end of the power cylinder I are arranged on the vertical column 341 and connected with a clamping block 343 in a shape of '7', and a clamping structure is formed by the bottom surface of the upper part of the clamping block 343 and the top of the vertical column 341;

further, the post 341 is connected to the rotating plate 331 at one end and extends out of the channel 352 at the other end.

Referring to fig. 5; when a PCB is placed, the bottom surface of the PCB may contact with the upper surface of the clamping block 343, so that a first inclined surface 344 is arranged on the upper surface of the clamping block 343, the PCB can conveniently slide down onto the workbench 31, secondly, because the end part of the upright column 341 slightly protrudes out of the workbench 31, the PCB needs to be slightly lifted when entering a clamping structure, and at the moment, manpower is needed;

it is noted that the upper bottom surface of the clamping block 343 is provided with serrations for increasing friction when clamping the PCB.

After the pushing step of the PCB is completed, the position of the PCB is required to be fixed, a fixing structure for fixing the PCB is arranged on the workbench 31 corresponding to the pushing direction, the fixing structure includes a portal frame 361, two ends of the portal frame 361 are connected with a second power cylinder 362 respectively, the portal frame 361 can move up and down under the driving of the second power cylinder 362, a pressing strip 363 is arranged at a cross beam of the portal frame 361, and the pressing strip 363 can abut against the workbench 31.

Referring to fig. 6; the invention also discloses a cutting device, which comprises a PCB board dividing and cutting machine 1 besides the PCB board positioning and adjusting device 3, and specifically comprises a fixed frame 11, wherein an opening for the PCB board to pass through and cut is formed in the middle of the fixed frame 11 and is positioned on the upper side and the lower side of the opening, a first sliding rail 12 and a second sliding rail 13 which transversely extend along the opening direction are arranged on the fixed frame 11, the first sliding rail 12 and the second sliding rail 13 are respectively and correspondingly connected with a first cutting device 14 and a second cutting device 15 in a sliding manner, when the cutting device works, the PCB board is pushed to the opening under the action of a pushing structure, the position of the PCB board is fixed by using the fixing structure, then the first cutting device 14 and the second cutting device 15 are started and respectively slide along the first sliding rail 12 and the second sliding rail 13 under the driving of a driving device, namely, the first cutting device 14 and the second cutting device 15 slide from one end of the opening to the other end, so that the cutting of the PCB board is realized;

the first cutting device 14 and the second cutting device 15 in the invention abandon the original heavy frame connection mode, adopt independent arrangement, greatly reduce the burden of the driving device, make the whole action lighter and quicker, and effectively improve the working efficiency;

because the C-shaped frame is adopted to drive the upper cutting machine and the lower cutting machine to move simultaneously in the prior art, the size of the cut PCB is limited by the C-shaped frame, the heavy C-shaped frame is abandoned, the cutting device I14 and the cutting device II 15 are independently arranged, the size of the cut PCB depends on the size of the opening, namely, the small plate and the large plate can be cut, and the application range is wider.

In this embodiment, the first cutting device 14 and the second cutting device 15 have the same structure, taking the first cutting device 14 as an example, the first cutting device includes a sliding seat 141 slidably connected to the first sliding rail 12, the sliding seat 141 is slidably connected to a sliding plate 142, the sliding plate 142 is connected to a lifting device 143 mounted on the sliding seat 141, and an electric cutting wheel 144 is mounted at one end of the second cutting device 15 located on the sliding plate 142; the lifting device 143 drives the sliding plate 142 and the electric cutting wheel 144 to move up and down, and besides the conventional cutting action, the distance between the first cutting device 14 and the second cutting device 15 can be adjusted according to the thickness of the PCB; the above is only one embodiment of the cutting device and should not be taken as a limitation of the scope of protection.

The driving device in this embodiment drives the first cutting device 14 and the second cutting device 15 to act in two modes;

in the first driving mode, the driving device comprises two independent sets of driving components which independently control the first cutting device 14 and the second cutting device 15 respectively;

the second driving mode is that the driving device comprises a first screw rod pair 161 and a second screw rod pair 162 which are arranged along the directions of a first slide rail 12 and a second slide rail 13, one ends of the first screw rod pair 161 and the second screw rod pair 162 are connected through a first belt wheel set 163, the first belt wheel set 163 is connected with a first driving motor 164, and under the matching of the driving motor and the first belt wheel set 163, the first screw rod pair 162 and the second screw rod pair 162 are synchronously driven to move to realize synchronous linkage and drive the first cutting device 14 and the second cutting device 15 to move; further, the other ends of the first screw pair 161 and the second screw pair 162 are connected through a second belt pulley set 165, so that the driving device runs more synchronously and stably.

Based on two implementation modes of the driving device, the first cutting device 14 and the second cutting device 15 can synchronously slide, and the conventional PCB is cut, the first cutting device 14 and the second cutting device 15 are arranged in a vertically corresponding mode, so that the cutting quality can be improved, and burrs are prevented from being generated at the edge of the cut PCB;

in this embodiment, a staggered arrangement manner is provided for the first cutting device 14 and the second cutting device 15, for example, the first cutting device 14 is in front of the second cutting device 15, when the second cutting device 15 is behind the first cutting device, the first cutting device 14 will perform a first cutting on the PCB, and at this time, some burrs will be generated at the cut position, and then the second cutting device 15 performs a second cutting, and the burrs at the cut position are removed together while the PCB is cut off; of course, the PCB board can be cut by the first cutting device 14, and then the burrs at the cut part can be removed by the second cutting device 15.

Referring to fig. 9; according to the invention, the blanking device 2 is arranged on one side of the fixed frame 11, the blanking device 2 comprises the fixed seat 21, the fixed seat 21 is provided with the moving mechanism, the moving mechanism is provided with the blanking frame 24, the blanking frame 24 is provided with the suckers 25, the blanking area of the PCB is large, the blanking area is very occupied by adopting the conveyer belt, the size of the device is increased, the blanking angle and position of the conveyer belt are uncertain, and the PCB is inconvenient to stack, so that the suckers 25 are adopted for blanking in the embodiment, when the PCB to be cut passes through the opening in the fixed frame 11 according to the cutting size, the blanking frame 24 is driven by the moving mechanism to move to the splitting position of the PCB to be cut, then the split plate is sucked through the suckers 25, after the splitting is finished, the cut PCB is moved away through the cooperation of the moving mechanism, the blanking frame 24 and the suckers 25, and finally the cut PCBs are stacked together, so that the occupied size of the device is greatly reduced;

more specifically regarding the structure of the pair of moving mechanisms: the lifting mechanism comprises a transverse moving assembly and a lifting assembly connected with the transverse moving assembly, wherein the lifting assembly comprises a lifting cylinder 231 arranged on a fixed seat 21, the output end of the lifting cylinder 231 is connected with a lifting plate 232, one side of the lifting plate 232 is connected with the fixed seat 21 in a sliding manner, and the other side of the lifting plate 232 is connected with the transverse moving assembly; in this embodiment, the lifter plate 232 is vertical setting so its side can transversely extend again and be formed with a diaphragm, make the lifter plate 232 roughly be the L type, be convenient for lift cylinder 231's connection, it is equipped with buffer assembly 233 to be located between lifter plate 232 and the fixing base 21, specifically include to be equipped with the reference column of being connected with fixing base 21 along lift cylinder 231 output direction, the reference column can run through lifter plate 232, it is equipped with buffer spring to be located reference column periphery cover, the buffer spring both ends offset with lifter plate 232 and fixing base 21 respectively, under the effect through reference column and buffer spring, it is more stable to make the device go up and down.

In addition, the transverse moving assembly comprises a second driving motor 221 and a supporting rod 222 which are installed on the lifting plate 232, a third belt pulley group 223 is connected to the supporting rod 222, the third belt pulley group 223 is connected with the second driving motor 221, the blanking frame 2424 is connected with the third belt pulley group 223, and the third belt pulley group 223 is driven to rotate through the second driving motor 221, so that the blanking frame 2424 can reciprocate.

According to the invention, the lifting storage device 4 is also arranged on one side of the fixed frame 11 along the moving direction of the blanking machine, so that cut plates can be stacked together, and the floor area of the equipment is reduced.

The feeding device is also included in the present invention, and the specific feeding device may refer to the embodiment of the blanking device 2 in the present invention, and is not described herein again.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The utility model provides a PCB board positioning adjustment device which characterized in that: comprises the following steps of;

a worktable (31) for carrying the PCB;

an identification mechanism (32) which is positioned above the workbench (31) and is used for identifying the position state of the PCB;

the angle adjusting mechanism (33) is positioned below the workbench (31), the angle adjusting mechanism (33) is provided with an acquiring mechanism (34), and the acquiring mechanism (34) extends to the surface of the workbench (31);

the PCB is fixed through the acquisition mechanism (34), the position state of the current PCB is acquired through the recognition mechanism (32) and is compared with the preset position state, and then the angle adjusting mechanism (33) drives the acquisition mechanism (34) to rotate, so that the preset position state of the PCB is adjusted.

2. The PCB positioning and adjusting device of claim 1, wherein: angle adjustment mechanism (33) are including changeing board (331) and base (332) that set up from top to bottom, install carousel (333) and promotion subassembly (334) on base (332), it is connected with movable block (335) to promote subassembly (334) output, be equipped with chute (336) on movable block (335), chute (336) and rotatable part (337) sliding connection, change board (331) bottom surface and rotatable part (337) and carousel (333) and rotate and be connected.

3. The PCB positioning and adjusting device of claim 2, wherein: the angle adjusting mechanism is characterized by further comprising a pushing structure, the pushing structure comprises a pushing mechanism (351), the pushing mechanism (351) is installed at the bottom of the angle adjusting mechanism (33), and a channel (352) for the acquiring mechanism (34) to move is arranged on the workbench (31) along the pushing direction corresponding to the acquiring mechanism (34).

4. The PCB positioning and adjusting device of claim 3, wherein: the acquisition mechanism (34) comprises a vertical column (341), a first power cylinder (342) is arranged on the vertical column (341), the output end of the first power cylinder (342) is connected with a 7-shaped clamping block (343), and the bottom surface of the upper part of the clamping block (343) and the top of the vertical column (341) form a clamping structure.

5. The PCB positioning and adjusting device of claim 4, wherein: the upper surface of the clamping block (343) is provided with a first inclined surface (344), and the top of the upright column (341) is provided with a second inclined surface (345) in the same direction as the first inclined surface (344).

6. The PCB positioning and adjusting device of claim 5, wherein: be equipped with the fixed knot who is used for fixed PCB board on being located workstation (31) corresponding propelling movement direction and construct, fixed knot constructs including portal frame (361), power cylinder two (362) are connected respectively to portal frame (361) both ends, and the crossbeam department that is located portal frame (361) is equipped with layering (363).

7. A cutting apparatus, characterized by: comprising a PCB board positioning adjustment device (3) according to any of claims 1-6.

8. A cutting apparatus according to claim 7, wherein: one side close to fixed knot constructs is installed PCB board and is divided board cutting machine (1), PCB board divides board cutting machine includes mount (11), bilateral symmetry is equipped with horizontal extension slide rail (12) and slide rail two (13) about mount (11), slide rail (12) and slide rail two (13) correspond sliding connection respectively and have cutting device (14) and cutting device two (15), cutting device (14) and cutting device two (15) all are connected with drive arrangement, and under drive arrangement's drive, cutting device (14) and cutting device two (15) slide along slide rail (12) and slide rail two (13) respectively.

9. A cutting apparatus according to claim 8, wherein: the blanking mechanism (2) is arranged on one side of the fixing frame (11), the blanking mechanism comprises a fixing seat (21), a moving assembly is installed on the fixing seat (21), a blanking frame (24) is arranged on the moving assembly, and a plurality of suckers (25) are arranged on the blanking frame (24).

10. A cutting apparatus according to claim 9, wherein: along the moving direction of the blanking machine, a lifting storage device (4) is also arranged on one side of the fixed frame (11).