CN220342533U

CN220342533U - PCB base plate cutting device

Info

Publication number: CN220342533U
Application number: CN202321902256.2U
Authority: CN
Inventors: 董文超; 魏涛
Original assignee: Jiangxi Eagle High Tech Co ltd
Current assignee: Jiangxi Eagle High Tech Co ltd
Priority date: 2023-07-19
Filing date: 2023-07-19
Publication date: 2024-01-12
Anticipated expiration: 2033-07-19

Abstract

The utility model discloses a PCB substrate cutting device, which relates to the technical field of PCB board cutting and comprises a platform, at least one driving component, a clamping component, a compressing component, a door-shaped frame, a cutting component, a limiting feedback component and a PLC (programmable logic controller), wherein the driving component, the compressing component and the door-shaped frame are sequentially and fixedly arranged on the platform, the cutting component is movably arranged below the door-shaped frame, the clamping component is movably arranged on the platform, the right end of the clamping component is close to the left side surface of the cutting component, the limiting feedback component is adjustably arranged on the platform and positioned on the right side of the cutting component, the driving component, the cutting component and the limiting feedback component are electrically connected with the PLC, and the PLC is arranged on the platform. The utility model has compact structure, realizes the automatic feeding, compacting and cutting operation of the PCB substrate, improves the yield and cutting efficiency of the PCB during processing, reduces the manual utilization rate and has high safety.

Description

PCB base plate cutting device

Technical Field

The utility model relates to the technical field of PCB cutting, in particular to a PCB substrate cutting device.

Background

At present, various small-sized PCB cutting machines exist in the market, and when the cutting machine is used, a movable transparent cover plate is arranged above a saw blade to play a role in protection, and the length of the PCB substrate to be cut is generally required to be controlled manually.

But traditional transparent apron is all adjusted through waist type groove and adopts the mode of bolt fastening to realize the regulation and the fixed of apron, need place the apron directly over the blade when operating cutting equipment, but need slide the apron to the side when getting the material, and still need screw the bolt and fix for guaranteeing the stability in use, this kind of mode has played good guard action, but the convenience of use is poor, thereby reduce cutting work efficiency, and the manual work that adopts is more, the staff need manually promote the PCB base plate to contact with the cutter of high-speed operation, accomplish the cutting through driving the PCB base plate removal, this method relies on the manual propelling movement of people, there is high potential safety hazard.

How to develop a cutting device for a PCB substrate, to realize automatic feeding of the PCB substrate and safe cutting according to a set length becomes a technical problem to be solved by those skilled in the art.

Disclosure of Invention

The utility model aims to provide a PCB substrate cutting device which solves the problems listed in the background art.

In order to solve the technical problems, the utility model adopts the following technical scheme:

the utility model discloses a PCB substrate cutting device which comprises a platform, at least one driving component, a clamping component, a compressing component, a door-shaped frame, a cutting component, a limiting feedback component and a PLC (programmable logic controller), wherein the driving component, the compressing component and the door-shaped frame are sequentially and fixedly arranged on the platform, the cutting component is movably arranged below the door-shaped frame, the clamping component is movably arranged on the platform, the right end of the clamping component is close to the left side surface of the cutting component, the limiting feedback component is adjustably arranged on the platform and positioned on the right side of the cutting component, the driving component, the cutting component and the limiting feedback component are electrically connected with the PLC, and the PLC is arranged on the platform.

Preferably, the driving assembly comprises a driving motor, two vertical plates, a cover plate, a transmission shaft and a driving wheel, wherein the upper ends of the two vertical plates are connected with the cover plate, the lower ends of the two vertical plates are fixedly arranged on the side edges of the platform respectively, and bearings are arranged on the side walls of the vertical plates respectively; the driving motor is arranged on the outer side surface of one of the vertical plates, and is connected with the transmission shaft; the transmission shaft is mounted on the bearing, the radial section of the transmission shaft is cross-shaped, a plurality of driving wheels are mounted on the transmission shaft, and the driving motor is electrically connected with the PLC.

Preferably, the clamping assembly comprises a driving plate, a driven plate, gears, racks and fastening bolts, wherein the driving plate and the driven plate are arranged on two sides of the platform in parallel, the gears are arranged in the platform in a straight line, the driving plate and the driven plate penetrate through grooves reserved in the platform and are connected with the racks through connecting plates, the racks are meshed with the gears, positioning through holes are formed in the driving plate at equal intervals, and the positioning through holes are matched with the fastening bolts.

Preferably, the compression assembly comprises a fixing frame, a shaft, a telescopic rod, a compression wheel and a spring compression rod, wherein the fixing frame is fixedly arranged on the side edge of the platform, the shaft is fixedly arranged in the fixing frame, one end of the telescopic rod is hinged to the shaft, the other end of the telescopic rod is hinged to the compression wheel, one end of the spring compression rod is fixedly connected to the shaft, and the other end of the spring compression rod is hinged to the compression wheel.

Preferably, the cutting assembly comprises a movable tool rest, a transmission motor, a tool and a guard plate, wherein the transmission motor is arranged on the side wall of the movable tool rest, the upper end of the movable tool rest is movably hoisted on the door-shaped frame, the lower end of the movable tool rest is provided with the tool, the guard plate is arranged on two sides of a knife edge of the tool, the transmission motor drives the tool through a timing chain, and the transmission motor is electrically connected with the PLC.

Preferably, the movable tool rest is rectangular and hollow.

Preferably, a moving wheel is installed on the upper portion of the moving tool rest, the moving wheel is arranged on the door-shaped frame and moves along a positioning groove on the door-shaped frame, the moving wheel is in gear transmission with an internally installed motor, and the motor is electrically connected with the PLC.

Preferably, the limit feedback assembly comprises a sliding rail, a fastening bolt, a baffle, a travel switch and a connecting frame, wherein the sliding rail is arranged on the side surface of the platform, and the connecting frame is arranged on two sides of the baffle; the connecting frame is provided with a threaded through hole which is matched with the fastening bolt, the fastening bolt is arranged in the sliding track, the sliding rail is marked with scales, the baffle is installed facing to one surface of the cutting assembly, and the travel switch is electrically connected with the PLC.

Compared with the prior art, the utility model has the beneficial technical effects that:

1) The platform is provided with at least one driving component, a clamping component and a compacting component, so that the automatic feeding, clamping and fixing operation of the PCB substrate is realized, the labor is reduced, and the yield of the PCB substrate is further improved;

2) Guard plates are arranged on two sides of a knife edge of the knife, so that the injury caused by false touch of workers is avoided, and the safety of the utility model is improved;

3) The setting of the track that slides can accurate regulation wait to cut the cutting length of PCB base plate, and the travel switch who sets up on the baffle is connected with the PLC controller electricity, when the one end of PCB base plate touches travel switch, the cutter work cuts the operation.

In general, the utility model has compact structure and reasonable layout, realizes automatic cutting operation of the PCB substrate, improves the yield of the PCB, reduces the manual use rate, avoids danger caused by false contact of a worker with a cutter, and improves the safety performance.

Drawings

The utility model is further described with reference to the following description of the drawings.

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

FIG. 2 is a schematic cross-sectional view of a spindle according to the present utility model;

FIG. 3 is a schematic top view of a clamping assembly of the present utility model;

FIG. 4 is a right side view of the clamping assembly of the present utility model;

FIG. 5 is a schematic view of a compression assembly of the present utility model in detail;

FIG. 6 is a schematic diagram of a spacing feedback assembly according to the present utility model.

Reference numerals illustrate: 1. a platform; 2. a drive assembly; 201. a driving motor; 202. a riser; 203. a cover plate; 204. a rotating shaft; 205. a driving wheel; 3. clamping the assembly; 301. an active plate; 302. a driven plate; 303. a gear; 304. a rack; 305. a fastening bolt; 4. a compression assembly; 401. a fixing frame; 402. a shaft; 403. a telescopic rod; 404. a pinch roller; 405. a spring compression bar; 5. a door frame; 6. a cutting tool; 601. moving the tool rest; 602. a drive motor; 603. a cutter; 604. a guard board; 7. a limit feedback assembly; 701. a slip rail; 702. a fastening bolt; 703. a baffle; 704. a travel switch; 705.

Detailed Description

In order to make the technical problems, technical schemes and beneficial effects to be solved more clear, the utility model is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

As shown in fig. 1-6, a PCB substrate cutting device comprises a platform 1, at least one driving component 2, a clamping component 3, a compressing component 4, a door-shaped frame 5, a cutting component 6, a limit feedback component 7 and a PLC controller, wherein the driving component 2, the compressing component 4 and the door-shaped frame 5 are sequentially and fixedly installed on the platform 1, the cutting component 6 is movably installed below the door-shaped frame 5, the clamping component 3 is movably installed on the platform 1, the right end of the clamping component 3 is close to the left side surface of the cutting component 6, the limit feedback component 7 is adjustably installed on the platform 1 and is located on the right side of the cutting component 6, the driving component 2, the cutting component 6 and the limit feedback component 7 are electrically connected with the PLC controller, and the PLC controller is installed on the platform 1, so that the automatic feeding and cutting operation of a PCB substrate is realized, the manual utilization rate is reduced, and the yield and the cutting efficiency of the substrate cutting are improved.

As shown in fig. 1-2, the driving assembly 2 includes a driving motor 201, two risers 202, a cover plate 203, a transmission shaft 204 and a driving wheel 205, the upper ends of the two risers 202 are connected with the cover plate 203, the lower ends of the two risers 202 are fixedly installed on the side edges of the platform 1, and bearings are installed on the side walls of the risers 202; the driving motor 201 is installed on the outer side surface of one of the risers 202, and the driving motor 201 is connected with the transmission shaft 204; the transmission shaft 204 is mounted on the bearing, and the radial section of the transmission shaft 204 is cross-shaped, so that the transmission shaft 204 can conveniently drive the driving wheel to rotate better, and meanwhile, the driving wheel 205 can conveniently move on the transmission shaft 204, so that the relative distance between clamping assemblies can be conveniently adapted, and the driving of PCB substrates with different widths can be realized; the driving motor 201 is electrically connected with the PLC, and the driving wheel can realize automatic feeding operation of the PCB substrate.

As shown in fig. 3-4, the clamping assembly 3 includes a driving plate 301, a driven plate 302, a gear 303, a rack 304 and a fastening bolt 305, the driving plate 301 and the driven plate 302 are arranged in parallel on two sides of the platform 1, the gear 303 is installed in a straight line inside the platform 1, the driving plate 301 and the driven plate 302 penetrate through grooves reserved on the platform 1 through connecting plates and are connected with the rack 304, the rack 304 is meshed with the gear 303, positioning through holes are formed in the driving plate 301 at equal intervals, the positioning through holes are matched with the fastening bolt 305, when a PCB substrate needs to be clamped, the driving plate can be driven to move in opposite directions only by adjusting the driving plate, and the quick and stable clamping operation is realized through the cooperation of the fastening bolt and the fastening hole.

As shown in fig. 1 and 5, the compressing assembly 4 includes a fixing frame 401, a shaft 402, a telescopic rod 403, a compressing wheel 404 and a spring compression rod 405, where the fixing frame 401 is fixedly installed on a side edge of the platform 1, the shaft 402 is fixedly installed in the fixing frame 401, one end of the telescopic rod 403 is hinged on the shaft 402, the other end of the telescopic rod 403 is hinged on the compressing wheel 404, one end of the spring compression rod 405 is fixedly connected on the shaft 402, and the other end of the spring compression rod 405 is hinged with the compressing wheel 404.

Specifically, the transverse rod member on the spring compression bar 405 is arranged at a right angle to the vertical rod member, the transverse rod member is fixedly mounted on the shaft 402, and a spring sleeve is disposed in the middle of the vertical rod member.

The spring depression bar fixed mounting is epaxial, and is provided with the spring sleeve on the spring depression bar, can realize compressing tightly the operation to the stability of PCB base plate, and the flexible setting of telescopic link can adapt to the PCB base plate of different thickness, has avoided the rigid rod to receive to buckle when compressing tightly the operation and causes the damage, and can not receive bigger resistance when can not deforming because of the telescopic link and causing the PCB base plate to feed, and the telescopic link can provide suitable hold-down force for the PCB base plate of different thickness with the setting of spring depression bar.

As shown in fig. 1, the cutting assembly 6 includes a moving blade holder 601, a driving motor 602, a cutter 603 and guard plates 604, the driving motor 602 is mounted on a side wall of the moving blade holder 601, an upper end of the moving blade holder 601 is movably hoisted on the door-shaped frame 5, the cutter 603 is mounted at a lower end of the moving blade holder 601, and the guard plates 604 are arranged at two sides of a blade edge of the cutter 603, so that danger caused by misoperation of workers can be effectively avoided, and safety is improved; the transmission motor 602 drives the cutter 603 through a timing chain, and the transmission motor 602 is electrically connected with the PLC.

Specifically, the movable blade holder 601 has a rectangular parallelepiped shape and is hollow inside.

Specifically, a moving wheel is installed on the upper portion of the moving blade holder 601, the moving wheel is disposed on the gate-shaped frame 5 and moves along a positioning groove on the gate-shaped frame 5, the moving wheel is in gear transmission with an internally installed motor, and the motor is electrically connected with the PLC controller.

As shown in fig. 1 and 6, the limit feedback assembly 7 comprises a sliding rail 701, a fastening bolt 702, a baffle 703, a travel switch 704 and a connecting frame 705, wherein the sliding rail 701 is installed on the side surface of the platform 1, and the connecting frame 705 is installed on two sides of the baffle 703; the connecting frame 705 is provided with a threaded through hole, the threaded through hole is matched with the fastening bolt 702, the fastening bolt 702 is installed inside the sliding track 701, scales are marked on the sliding track 701, the baffle 703 is installed on one surface of the baffle 703 facing the cutting assembly 6, and the travel switch 704 is electrically connected with the PLC.

The working steps are as follows:

step one, adjusting a clamping assembly, and adjusting the relative distance of the clamping assembly to adapt to the width of a PCB substrate;

step two, adjusting a limit feedback assembly, and adjusting the distance between a baffle and a cutter according to the cutting size of the PCB substrate;

step three, a driving assembly moves, and the driving assembly drives the PCB substrate to feed to the cutting tool;

fourthly, the pressing assembly works, when the PCB substrate reaches the lower part of the pressing assembly, the pressing assembly provides proper pressing force for the PCB substrate, and the displacement of the PCB substrate is avoided when the cutting tool works;

step five, operating a limit feedback assembly, wherein the PCB substrate moves towards the limit feedback assembly, and when touching the travel switch, signals are fed back to the PLC;

step six, driving the assembly to stop operation;

step seven, cutting tool operation, wherein the cutting tool moves along the portal frame, and the cutting tool rotates to cut the PCB substrate;

so far, the operations of feeding, clamping, compacting and cutting the PCB substrate are completed.

It is noted that relational terms such as first and second, and the like are used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Moreover, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

The above embodiments are only illustrative of the preferred embodiments of the present utility model and are not intended to limit the scope of the present utility model, and various modifications and improvements made by those skilled in the art to the technical solutions of the present utility model should fall within the protection scope defined by the claims of the present utility model without departing from the design spirit of the present utility model.

Claims

1. A PCB base plate cutting device, its characterized in that: including platform (1), at least one drive assembly (2), clamping subassembly (3), compress tightly subassembly (4), door type frame (5), cutting assembly (6), spacing feedback subassembly (7) and PLC controller, drive assembly (2), compress tightly subassembly (4), door type frame (5) fixed mounting in proper order on platform (1), door type frame (5) below movable mounting cutting assembly (6), clamping subassembly (3) movable mounting is in on platform (1), just the right-hand member of clamping subassembly (3) is close to the left surface of cutting assembly (6), spacing feedback subassembly (7) adjustable install on platform (1) and be located the right side of cutting assembly (6), drive assembly (2), cutting assembly (6), spacing feedback subassembly (7) all with the PLC controller electricity is connected, the PLC controller is installed on platform (1).

2. The PCB substrate cutting apparatus of claim 1, wherein: the driving assembly (2) comprises a driving motor (201), two vertical plates (202), a cover plate (203), a transmission shaft (204) and a driving wheel (205), wherein the upper ends of the two vertical plates (202) are connected with the cover plate (203), the lower ends of the two vertical plates (202) are fixedly arranged on the side edges of the platform (1), and bearings are arranged on the side walls of the vertical plates (202); the driving motor (201) is arranged on the outer side surface of one of the vertical plates (202), and the driving motor (201) is connected with the transmission shaft (204); the transmission shaft (204) is mounted on the bearing, the radial section of the transmission shaft (204) is cross-shaped, a plurality of driving wheels (205) are mounted on the transmission shaft (204), and the driving motor (201) is electrically connected with the PLC.

3. The PCB substrate cutting apparatus of claim 1, wherein: clamping subassembly (3) are including initiative board (301), driven plate (302), gear (303), rack (304) and holding bolt (305), initiative board (301) are in with driven plate (302) parallel arrangement's both sides of platform (1), gear (303) are a straight line and install the inside of platform (1), initiative board (301) are all run through the connecting plate recess that reserves on platform (1) with rack (304) are connected, rack (304) with gear (303) meshing, equidistant locating through hole has been seted up on initiative board (301), locating through hole with holding bolt (305) are mutually supported.

4. The PCB substrate cutting apparatus of claim 1, wherein: compressing tightly subassembly (4) include mount (401), axle (402), telescopic link (403), pinch roller (404) and spring depression bar (405), mount (401) fixed mounting is in on the side of platform (1), fixed mounting has in mount (401) axle (402), the one end of telescopic link (403) articulates on axle (402), the other end of telescopic link (403) articulates on pinch roller (404), the one end fixed connection of spring depression bar (405) is in on axle (402), the other end of spring depression bar (405) with pinch roller (404) are articulated.

5. The PCB substrate cutting apparatus of claim 1, wherein: the cutting assembly (6) comprises a movable tool rest (601), a transmission motor (602), a tool (603) and a guard plate (604), wherein the transmission motor (602) is installed on the side wall of the movable tool rest (601), the upper end of the movable tool rest (601) is movably hoisted on the door-shaped frame (5), the lower end of the movable tool rest (601) is provided with the tool (603), two sides of a tool edge of the tool (603) are provided with the guard plate (604), the transmission motor (602) drives the tool (603) to rotate through a timing chain, and the transmission motor (602) is electrically connected with the PLC.

6. The PCB substrate cutting apparatus of claim 5, wherein: the movable knife rest (601) is cuboid and hollow.

7. The PCB substrate cutting apparatus of claim 6, wherein: the upper portion of mobile knife rest (601) is installed and is removed the wheel, it is in to remove the wheel arrangement on door type frame (5) and follow constant head tank on door type frame (5), it passes through gear drive with internally mounted's motor to remove the wheel, the motor with PLC controller electricity is connected.

8. The PCB substrate cutting apparatus of claim 1, wherein: the limiting feedback assembly (7) comprises a sliding rail (701), a fastening bolt (702), a baffle plate (703), a travel switch (704) and a connecting frame (705), wherein the sliding rail (701) is arranged on the side surface of the platform (1), and the connecting frame (705) is arranged on two sides of the baffle plate (703); threaded through holes are formed in the connecting frame (705), the threaded through holes are matched with the fastening bolts (702), the fastening bolts (702) are installed inside the sliding track (701), scales are marked on the sliding track (701), the baffle (703) faces one face of the cutting assembly (6) and is provided with the travel switch (704), and the travel switch (704) is electrically connected with the PLC.