CN210359014U

CN210359014U - Welding leg cutting machine

Info

Publication number: CN210359014U
Application number: CN201921138278.XU
Authority: CN
Inventors: 李冬; 李家伟
Original assignee: Shenzhen Chuangren Technology Co ltd
Current assignee: Shenzhen Chuangren Technology Co ltd
Priority date: 2019-07-19
Filing date: 2019-07-19
Publication date: 2020-04-21
Anticipated expiration: 2029-07-19

Abstract

The utility model discloses a leg cutting machine, which comprises a base, a disc cutter arranged at the top of the base, a linear driving component, a bracket, a lifting driving piece, a lifting plate and a supporting frame, wherein the linear driving component is connected with the bracket and the base and drives the bracket to move towards the direction close to or far away from the disc cutter; the lifting driving piece is connected with the bracket and the lifting plate, and the lifting plate is positioned above the supporting frame; the supporting frame is fixed on the bracket, a placing groove is arranged on the supporting frame, and steps extending inwards are respectively arranged on two opposite sides of the placing groove; the top of the base is also provided with a protective cover which is covered with the disc cutter, and at least one side of the protective cover is provided with a position avoiding notch. The utility model provides a leg welding pin cutter uses the security good, and the leg cutting is efficient, does benefit to reduction in production cost.

Description

Welding leg cutting machine

Technical Field

The utility model relates to a circuit board processing equipment technical field especially relates to leg cutter.

Background

For the leg that makes things convenient for electronic components runs through circuit board (like the PCB board) and accomplishes the welding with the circuit board, current electronic components's leg generally can be done than longer, in the intelligence switch product, the leg of overlength can influence the spatial layout of other inside parts of intelligence switch, therefore, in circuit board course of working, there is the step of a short leg of cutting, the leg work is usually accomplished through the leg cutter, and is concrete, current leg cutter includes the base and locates guide rail and disc cutter on the base respectively, the disc cutter is located the regional below in central authorities of guide rail. During the use, the manual work is placed the circuit board in the one end of guide rail, then the manual work presses the circuit board and promotes the circuit board and remove towards the other end of guide rail, and at the in-process that the circuit board removed, the contact of disc cutter and cut off the leg. Through the above description, it is not difficult to find that the circuit boards need to be manually subjected to the foot cutting operation one by one, which is time-consuming and labor-consuming, and more importantly, the circuit boards are unsafe to use by staff, and the staff are easily scratched by the disc cutter in the process of pushing the circuit boards.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: provides a welding leg pin cutter with high use safety.

In order to solve the technical problem, the utility model discloses a technical scheme be: the leg welding and cutting machine comprises a base, a disc cutter arranged at the top of the base, a linear driving assembly, a support, a lifting driving piece, a lifting plate and a supporting frame, wherein the linear driving assembly is connected with the support and the base and drives the support to move towards the direction close to or far away from the disc cutter; the lifting driving piece is connected with the bracket and the lifting plate, and the lifting plate is positioned above the supporting frame; the supporting frame is fixed on the bracket, a placing groove is arranged on the supporting frame, and steps extending inwards are respectively arranged on two opposite sides of the placing groove; the top of the base is also provided with a protective cover which is covered with the disc cutter, and at least one side of the protective cover is provided with a position avoiding notch.

Further, the bottom surface of the step is flush with the bottom surface of the support frame.

Furthermore, a plurality of vertical compression bars are arranged on the lifting plate.

Furthermore, the lifting plate comprises a body and a plurality of claw parts arranged on the body, first long round holes are formed in the claw parts, and the vertical pressing rod is arranged in the first long round holes in a sliding mode.

Furthermore, an external thread part is arranged on the vertical pressure rod, two nuts are mounted on the external thread part, and the claw part is positioned between the two nuts.

Furthermore, the sliding direction of the vertical compression bar, the driving direction of the lifting driving piece and the driving direction of the linear driving assembly are perpendicular to each other.

Furthermore, one end of the vertical compression bar, which is close to the supporting frame, is provided with a buffer cushion block.

Furthermore, the support frame comprises a first support piece and a second support piece which are arranged at intervals, the first support piece and the second support piece are connected through two connecting rods, the first support piece, the second support piece and the two connecting rods enclose the placing groove, the steps are respectively arranged on the first support piece and the second support piece, and the first support piece is connected with the support.

Furthermore, one end of the connecting rod is fixed on the first supporting piece, a second long circular hole is formed in the connecting rod, and the second supporting piece is connected with the connecting rod through a screw penetrating through the second long circular hole; or one end of the connecting rod is fixed on the second supporting piece, a second long round hole is formed in the connecting rod, and the first supporting piece is connected with the connecting rod through a screw penetrating through the second long round hole.

The beneficial effects of the utility model reside in that: the utility model provides a leg welding pin cutter can be automatically will treat the leg welding circuit board propelling movement to the disc cutter, need not the staff and be close to the disc cutter, does benefit to the personal safety who guarantees the staff, and, the setting of protection casing can further improve leg welding pin cutter's safety in utilization; in addition, a plurality of circuit boards can be placed simultaneously to the step, and the foot cutting work of a plurality of circuit boards just can be accomplished simultaneously to straight line drive assembly's a propelling movement, has improved foot cutting efficiency greatly, does benefit to reduction in production cost.

Drawings

Fig. 1 is a schematic structural diagram of an overall structure of a fillet leg cutting machine according to a first embodiment of the present invention;

FIG. 2 is an enlarged view of detail A in FIG. 1;

fig. 3 is a side view (after hiding the base) of the fillet leg cutting machine according to the first embodiment of the present invention;

fig. 4 is an enlarged view of detail B in fig. 3.

Description of reference numerals:

1. a base; 2. a linear drive assembly; 3. a support; 4. a lifting drive member; 5. a lifting plate;

6. a support frame; 7. a step; 8. a protective cover; 9. avoiding gaps; 10. a vertical compression bar;

11. a claw portion; 12. a first oblong hole; 13. an external threaded portion; 14. a nut; 15. buffering cushion blocks; 16. a first support member; 17. a second support member; 18. a connecting rod; 19. a second oblong hole; 20. a circuit board; 21. a body; 22. a disc cutter.

Detailed Description

In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.

Referring to fig. 1 to 4, the leg welding and cutting machine includes a base 1 and a disc cutter 22 disposed on the top of the base 1, and further includes a linear driving assembly 2, a support 3, a lifting driving member 4, a lifting plate 5 and a supporting frame 6, wherein the linear driving assembly 2 connects the support 3 and the base 1 and drives the support 3 to move toward or away from the disc cutter 22; the lifting driving piece 4 is connected with the bracket 3 and the lifting plate 5, and the lifting plate 5 is positioned above the supporting frame 6; the supporting frame 6 is fixed on the bracket 3, a placing groove is arranged on the supporting frame 6, and steps 7 extending inwards are respectively arranged on two opposite sides of the placing groove; the top of the base 1 is also provided with a protective cover 8 covered with the disc cutter 22, and at least one side of the protective cover 8 is provided with a position avoiding notch 9.

The utility model discloses a structural principle brief follows as follows: the two steps 7 in the placement groove are used for supporting two ends of the circuit board 20 respectively; the lifting plate 5 is used for applying pressure to the circuit board 20 positioned in the placing groove to prevent the circuit board 20 from sliding in the placing groove; the avoiding gap 9 is used for avoiding the lifting plate 5 and the supporting frame 6. After the staff places circuit board 20 on step 7, lift driving piece 4 drive lifter plate 5 pushes down circuit board 20, and then, linear drive assembly 2 orders about support 3 and removes towards the direction that is close to disc cutter 22, and disc cutter 22 amputates unnecessary leg, and finally, each part resets, and the staff takes out circuit board 20 from the standing groove.

From the above description, the beneficial effects of the present invention are: the utility model provides a leg welding pin cutter can be automatically will wait to cut off the foot circuit board 20 and push to disc cutter 22, need not the staff and be close to disc cutter 22, do benefit to the personal safety who guarantees the staff, and, the setting of protection casing 8 can further improve leg welding pin cutter's safety in utilization; in addition, a plurality of circuit boards 20 can be placed simultaneously to step 7, and the foot cutting work of a plurality of circuit boards 20 just can be accomplished simultaneously to the propelling movement of straight line drive assembly 2, has improved greatly and has cut foot efficiency, does benefit to reduction in production cost.

Further, the bottom surface of the step 7 is flush with the bottom surface of the support frame 6.

As can be seen from the above description, when the step 7 is machined, the machining accuracy is easily controlled.

Further, a plurality of vertical compression bars 10 are arranged on the lifting plate 5.

As can be seen from the above description, the lifting plate 5 applies pressure to the circuit board 20 through the vertical pressing rod 10.

Further, the lifting plate 5 comprises a body 21 and a plurality of claw parts 11 arranged on the body 21, wherein first oblong holes 12 are formed in the claw parts 11, and the vertical pressing rod 10 is slidably arranged in the first oblong holes 12.

As can be seen from the above description, the point position of the vertical compression bar 10 applying pressure to the circuit board 20 is adjustable, which is beneficial to uniformly stressing the circuit board 20, thereby ensuring the pin cutting precision.

Further, the vertical pressing rod 10 is provided with an external thread part 13, two nuts 14 are mounted on the external thread part 13, and the claw part 11 is positioned between the two nuts 14.

As can be seen from the above description, the vertical compression bar 10 can perform fine adjustment in the vertical direction through the cooperation of the external thread portion 13 and the nut 14, so as to adjust the magnitude of the pressure applied to the circuit board 20, and thus the circuit board 20 cannot be compressed and is excessively compressed. In addition, the engagement of the male screw portion 13 with the nut 14 can lock the relative positional relationship of the vertical pressing rod 10 and the claw portion 11, thereby ensuring the working stability of the leg cutting machine.

Further, the sliding direction of the vertical compression bar 10, the driving direction of the lifting driving member 4 and the driving direction of the linear driving assembly 2 are perpendicular to each other.

Furthermore, one end of the vertical compression bar 10 close to the supporting frame 6 is provided with a cushion block 15.

As can be seen from the above description, the provision of the cushion blocks 15 can reduce the risk of the circuit board 20 being damaged by pressure.

Further, the supporting frame 6 includes a first supporting member 16 and a second supporting member 17 which are arranged at an interval, the first supporting member 16 and the second supporting member 17 are connected through two connecting rods 18, the first supporting member 16, the second supporting member and the two connecting rods 18 enclose the placing groove, the steps 7 are respectively arranged on the first supporting member 16 and the second supporting member 17, and the first supporting member 16 is connected with the bracket 3.

As can be seen from the above description, the support frame 6 is simple in structure and easy to manufacture.

Further, one end of the connecting rod 18 is fixed to the first supporting member 16, a second oblong hole 19 is formed in the connecting rod 18, and the second supporting member 17 and the connecting rod 18 are connected through a screw penetrating through the second oblong hole 19; or, one end of the connecting rod 18 is fixed to the second supporting member 17, a second oblong hole 19 is formed in the connecting rod 18, and the first supporting member 16 and the connecting rod 18 are connected through a screw penetrating through the second oblong hole 19.

As can be seen from the above description, the circuit boards 20 of different sizes can be placed in the placement grooves, and the fillet cutting machine has extremely high versatility.

Example one

Referring to fig. 1 to 4, a first embodiment of the present invention is: the leg welding and cutting machine comprises a base 1 and a disc cutter 22 arranged at the top of the base 1, and further comprises a linear driving assembly 2, a support 3, a lifting driving piece 4, a lifting plate 5 and a supporting frame 6, wherein the linear driving assembly 2 is connected with the support 3 and the base 1 and drives the support 3 to move towards the direction close to or far away from the disc cutter 22; the lifting driving piece 4 is connected with the bracket 3 and the lifting plate 5, and the lifting plate 5 is positioned above the supporting frame 6; the supporting frame 6 is fixed on the bracket 3, a placing groove is arranged on the supporting frame 6, and steps 7 extending inwards are respectively arranged on two opposite sides of the placing groove; the top of the base 1 is further provided with a protective cover 8 covered with the disc cutter 22, at least one side of the protective cover 8 is provided with a position avoiding notch 9, in the embodiment, two opposite sides of the protective cover 8 are respectively provided with the position avoiding notches 9; the bottom surface of the step 7 is flush with the bottom surface of the support frame 6. Optionally, the linear driving assembly 2 includes a motor and a screw rod, the screw rod is rotatably disposed on the base 1, the motor is fixed on the base 1, and an output end of the motor is connected to the screw rod; the lifting driving part 4 can select an air cylinder, a hydraulic cylinder, a linear push rod or a driving motor.

The lifting plate 5 is provided with a plurality of vertical compression bars 10, the lifting plate 5 comprises a body 21 and a plurality of claw parts 11 arranged on the body 21, first long round holes 12 are formed in the claw parts 11, and the vertical compression bars 10 are arranged in the first long round holes 12 in a sliding mode.

In this embodiment, the vertical strut 10 is provided with an external thread part 13, two nuts 14 are mounted on the external thread part 13, and the claw part 11 is located between the two nuts 14.

Preferably, the sliding direction of the vertical compression rod 10, the driving direction of the lifting driving member 4 and the driving direction of the linear driving assembly 2 are perpendicular to each other.

In order to prevent the vertical compression bar 10 from damaging the circuit board 20, one end of the vertical compression bar 10 close to the supporting frame 6 is provided with a cushion block 15, and the cushion block 15 can be a rubber pad.

The supporting frame 6 comprises a first supporting piece 16 and a second supporting piece 17 which are arranged at intervals, the first supporting piece 16 and the second supporting piece 17 are connected through two connecting rods 18, the first supporting piece 16, the second supporting piece and the two connecting rods 18 enclose the placing groove, the steps 7 are respectively arranged on the first supporting piece 16 and the second supporting piece 17, and the first supporting piece 16 is connected with the bracket 3. In this embodiment, one end of the connecting rod 18 is fixed to the second supporting member 17, a second oblong hole 19 is formed in the connecting rod 18, and the first supporting member 16 and the connecting rod 18 are connected by a screw penetrating through the second oblong hole 19. It will be readily understood that in other embodiments, it is also possible to fix one end of the connecting rod 18 to the first support 16, and accordingly, a second oblong hole 19 is provided in the connecting rod 18, and the second support 17 and the connecting rod 18 are connected by a screw passing through the second oblong hole 19.

To further enhance the versatility of the leg-cutting machine, the axis of the first oblong hole 12 is arranged parallel to the axis of the second oblong hole 19.

In conclusion, the leg welding and cutting machine provided by the utility model has good use safety and high leg cutting efficiency; labor can be saved, and production cost can be reduced; but the vertical depression bar of slidable adjustment and slidable adjustment's second support piece can let leg cutter be applicable to not unidimensional circuit board, consequently, the utility model discloses a leg cutter commonality is extremely strong.

The above embodiments are only embodiments of the present invention, not limiting the scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or directly or indirectly applied to the related technical fields, are included in the protection scope of the present invention.

Claims

1. Leg cutter, including the base and locate the disc cutter at the top of base, its characterized in that: the disc cutter lifting mechanism comprises a disc cutter, a linear driving assembly, a support, a lifting driving piece, a lifting plate and a supporting frame, wherein the linear driving assembly is connected with the support and the base and drives the support to move towards a direction close to or far away from the disc cutter; the lifting driving piece is connected with the bracket and the lifting plate, and the lifting plate is positioned above the supporting frame; the supporting frame is fixed on the bracket, a placing groove is arranged on the supporting frame, and steps extending inwards are respectively arranged on two opposite sides of the placing groove; the top of the base is also provided with a protective cover which is covered with the disc cutter, and at least one side of the protective cover is provided with a position avoiding notch.

2. The leg cutting machine according to claim 1, characterized in that: the bottom surface of the step is flush with the bottom surface of the support frame.

3. The leg cutting machine according to claim 1, characterized in that: a plurality of vertical compression bars are arranged on the lifting plate.

4. The leg cutting machine according to claim 3, characterized in that: the lifting plate comprises a body and a plurality of claw parts arranged on the body, first long round holes are formed in the claw parts, and the vertical pressing rod is arranged in the first long round holes in a sliding mode.

5. The leg cutting machine according to claim 4, characterized in that: the vertical compression bar is provided with an external thread part, the external thread part is provided with two nuts, and the claw part is positioned between the two nuts.

6. The leg cutting machine according to claim 4, characterized in that: the sliding direction of the vertical compression bar, the driving direction of the lifting driving piece and the driving direction of the linear driving assembly are perpendicular to each other.

7. The leg cutting machine according to claim 3, characterized in that: and one end of the vertical compression bar, which is close to the supporting frame, is provided with a buffer cushion block.

8. The leg cutting machine according to claim 1, characterized in that: the supporting frame comprises a first supporting piece and a second supporting piece which are arranged at intervals, the first supporting piece and the second supporting piece are connected through two connecting rods, the first supporting piece, the second supporting piece and the two connecting rods are enclosed to form the placing groove, the steps are respectively arranged on the first supporting piece and the second supporting piece, and the first supporting piece is connected with the support.

9. The leg cutting machine according to claim 8, characterized in that: one end of the connecting rod is fixed on the first supporting piece, a second long round hole is formed in the connecting rod, and the second supporting piece is connected with the connecting rod through a screw penetrating through the second long round hole; or one end of the connecting rod is fixed on the second supporting piece, a second long round hole is formed in the connecting rod, and the first supporting piece is connected with the connecting rod through a screw penetrating through the second long round hole.