Electronic device pin trimming device

Abstract

The utility model discloses an electronic device pin trimming device, which is characterized in that a shear knife is arranged in a guide frame, and a driving cylinder is arranged to be matched with the shear knife; the shear knife is fixed to the transverse moving block, a driving groove is formed in the transverse moving block, a positioning rod is arranged in the driving groove, a clamping block is arranged in the driving groove, and a positioning groove is formed in the clamping block and matched with the positioning rod to achieve transverse movement. The shearing knife is arranged on the lower portion of the clamping block, the clamping block and the shearing knife can move in sequence through the design, the electronic component is clamped through the clamping block firstly, and then the pin of the electronic component is sheared through the shearing knife. And a positioning table is arranged to be matched with the clamping block, and a blanking slope is arranged on the positioning table, so that the electronic component can slide outwards. In addition, the driving cylinder is arranged at the bottom of the guide frame, and the driving part of the transverse moving block is designed into a triangular swinging block, so that the whole electronic device pin trimming device can be effectively and vertically folded, and the whole area is reduced.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of electronic component assembly line supporting equipment, and specifically relates to an electronic device pin trimming device. BACKGROUND

[0002] A plurality of electronic devices are arranged on the circuit board of the existing mobile phone, tablet computer, telephone watch and other communication and entertainment equipment, the electronic devices are usually designed with a fixed length, and then assembled on an assembly line. However, the technical problem encountered at present is that the electronic devices are not purchased with a fixed length on some special specification circuit boards or small-batch customized circuit boards or sample circuit boards, so the pins need to be cut off on the production line before assembly. In the prior art, the pin cutting-off mode usually adopts pin pliers for cutting-off, but when the amount of electronic devices is relatively large, the operation seriously affects the assembly efficiency. In recent years, with the rapid development of the semiconductor and electronic industries, automatic cutting equipment gradually appears on the market, but the equipment still has technical drawbacks in operation, which are as follows: 1. Large volume, the circuit assembly production line is generally designed to be relatively compact, and such a design seriously affects the production line layout; 2. The existing cutting device has no auxiliary clamping part, and the electronic device is prone to swing during cutting; 3. The structure of the existing device is complex, and the manufacturing cost is high.

[0003] In view of the above technical problems, the technical problem to be solved by the person skilled in the art is to design an electronic device pin trimming device, which can clamp and cut the pins of the electronic device on the production line, and at the same time, the device is designed to be small in size to avoid causing congestion on the production line. SUMMARY

[0004] In view of the above-mentioned shortcomings of the prior art, the purpose of the utility model is to provide an electronic device pin trimming device, which is provided with a guide frame on a workbench, a transverse cutting knife is arranged in the guide frame, and the transverse cutting knife is used for auxiliary fixing and cutting of the pins of the electronic device.

[0005] The technical scheme adopted by the utility model to solve the technical problems is as follows:

[0006] An electronic device pin trimming device comprises a guide frame, a cutting knife is arranged in the guide frame, and a driving cylinder is arranged in cooperation with the cutting knife; the cutting knife is fixed on a transverse block, a driving groove is arranged on the transverse block, a positioning rod is arranged in the driving groove, a clamping block is arranged in the driving groove, and a positioning groove is arranged on the clamping block in cooperation with the positioning rod; and the cutting knife is arranged at the lower part of the clamping block.

[0007] A positioning table is arranged in cooperation with the clamping block, and a blanking slope is arranged on the positioning table.

[0008] The front position of the clamping block and the positioning table is provided with a flow guide block, and the flow guide block is provided with a flow guide gap.

[0009] The rear side of the guide frame is provided with an extension frame, the extension frame is hinged with a swing block, one end of the swing block is connected with a driving cylinder, the other end of the swing block is hinged with a driving frame, the driving frame is further hinged with a transverse moving block, and the transverse moving block is provided with an elastic reset member between the extension frame or the guide frame.

[0010] The driving cylinder is arranged at the bottom of the guide frame, and the swing block is a triangular swing block.

[0011] The top surface of the driving groove is provided with a cover plate, and the transverse moving block and the clamping block are hidden and covered by the cover plate.

[0012] The clamping end of the clamping block is provided with an arc-shaped avoiding groove, and the lower front end of the arc-shaped avoiding groove is provided with a pressing surface.

[0013] The flow guide block is symmetrically arranged, and the flow guide gap is arranged between the two flow guide blocks.

[0014] The positioning table is fixed on the base through dovetail protrusions, and can be longitudinally adjusted on the base.

[0015] The guide frame is provided with a guide part, and the transverse moving block is provided with a guide groove matched with the guide part to realize transverse moving guide.

[0016] The utility model has the advantages that the utility model is provided with a shearing cutter in the guide frame, and a driving cylinder is arranged in cooperation with the shearing cutter; the shearing cutter is fixed on the transverse moving block, the driving groove is arranged on the transverse moving block, the positioning rod is arranged in the driving groove, the clamping block is arranged in the driving groove, the positioning groove is arranged on the clamping block and matched with the positioning rod to realize transverse moving; the shearing cutter is arranged at the lower part of the clamping block, the design can realize the moving of the clamping block and the shearing cutter in sequence, the electronic components are first clamped by the clamping block, and then the pins are sheared by the shearing cutter; the positioning table is arranged in cooperation with the clamping block, the blanking slope is arranged on the positioning table, and the electronic components can slide outward.

[0017] The utility model is further provided with a flow guide block on the front position of the clamping block and the positioning table, and the flow guide gap is arranged on the flow guide block, so that the electronic components can be continuously arranged and supplied after being connected with the external feeding equipment.

[0018] The driving cylinder is arranged at the bottom of the guide frame, and the transverse moving block driving part is designed as a triangular swing block, so that the whole electronic component pin trimming device can be effectively vertically folded to realize the reduction of the overall area. BRIEF DESCRIPTION OF DRAWINGS

[0019] The utility model is further illustrated below in combination with the drawings and embodiments.

[0020] Figure 1 It is a perspective structure schematic view of the utility model;

[0021] Figure 2 It is a top view structure schematic view of the utility model;

[0022] Figure 3 It is a structure schematic view of the utility model in the contraction state;

[0023] Figure 4 It is a structure schematic view of the utility model in the shearing state;

[0024] Figure 5 It is Figure 1 It is a structure enlarged schematic view of the middle A area;

[0025] In the drawings, 1, guide frame, 11, locking seat, 12, guide part, 13, cover plate, 14, drive cylinder; 2, extension frame, 21, hinged seat, 22, hinged shaft; 3, triangular swing block, 4, drive frame; 5, spring, 51, spring positioning seat; 6, transverse moving block, 61, drive groove; 7, clamping block, 71, positioning groove, 72, positioning rod, 73, arc-shaped avoiding groove, 74, extrusion surface; 8, shearing knife, 9, flow guide block, 91, guide gap, 10, positioning table, 101, blanking slope, 102, base. DETAILED DESCRIPTION

[0026] The utility model is further described in detail below through embodiments, and it should be understood that the working principle of the utility model is relatively clear through the description in the specification, and the skilled in the art can further extend under the guidance of the specification and detailed description, but such technical extension should fall within the protection scope of the claims of the present patent application.

[0027] An electronic device pin trimming device, as shown in the drawings, comprises a guide frame 1, a shearing knife 8 is arranged in the guide frame 1, and a drive cylinder 14 is arranged in cooperation with the shearing knife 8; the shearing knife 8 is fixed on the transverse moving block 6, and the above structure is arranged to realize the transverse driving of the transverse moving block 6; the guide frame 1 is provided with a guide part 12, and the guide part is a guide protrusion; the skilled in the art can also realize the guide by adopting a guide groove; the transverse moving block 6 is provided with a guide groove 12, and the guide groove 12 cooperates with the guide part 12 to realize the transverse guide and constrain the transverse moving block 6 to move in a straight line.

[0028] The utility model also sets an extension frame 2 on the rear side of the guide frame 1, the extension frame 2 is provided with a hinged seat 21, the hinged seat 21 is used to fix the hinged shaft 22, and the hinged shaft 22 is hingedly fixed with a swing block 3, as shown in the drawings. Figure 3 ,4 As shown, the swing block adopts a triangular swing block 3, one end of the triangular swing block 3 is connected with the driving end of the driving cylinder 14, the other end of the triangular swing block 3 is hinged with the driving frame 4, the driving frame 4 is further hinged with the transverse moving block 6, and the transverse moving block 6 is provided with an elastic reset member between the extension frame 2 or the guide frame 1. In the embodiment, the elastic reset member adopts a spring 5, one end of the spring 5 is fixed through a spring positioning seat 51, the spring positioning seat 51 is fixed on the extension frame 2, and the other end of the spring 5 is fixed on the transverse moving block 6. The driving cylinder 14 is hinged and fixed at the bottom of the guide frame 1, and after the above structure is arranged, the swing of the driving frame 4 can be realized through the extension and contraction driving of the driving cylinder 14, and then the spring 5 is compressed to realize the transverse driving of the transverse moving block 6.

[0029] As shown in Figure 1 , 5 , the transverse moving block 6 is provided with a driving groove 61, the driving groove 61 is provided with a positioning rod 72, the driving groove 61 is provided with a clamping block 7, the clamping block 7 is provided with a positioning groove 71 matched with the positioning rod 72; the utility model further arranges a shearing cutter 8 at the lower part of the clamping block 7; through the above structure arrangement, when the driving cylinder 14 drives, the clamping block 7 can be contacted with the electronic component before the shearing cutter 8, and after shearing, the clamping block 7 is separated from the electronic component after the shearing cutter 8. The specific shearing state is shown in Figure 4 , 5 , Figure 4 , the driving cylinder 14 is in the extension state, at this time, the triangular swing block 3 drives the driving frame 4 to pull the transverse moving block 6 to the horizontal state, and the transverse moving block 6 is synchronously retracted into the guide frame 1 together with the clamping block 7 and the shearing cutter 8; at this time, it is in the non-shearing state. Figure 5 , the driving cylinder 14 is in the retraction state, at this time, the triangular swing block 3 drives the driving frame 4 to swing and drive the transverse moving block 6 upward, at this time, the driving frame 4 drives the transverse moving block 6 to move transversely, and the transverse moving block 6 is synchronously extended into the guide frame 1 together with the clamping block 7 and the shearing cutter 8, the clamping block 7 clamps the electronic component first, the shearing cutter 8 shears again, after shearing, the shearing cutter 8 is withdrawn first, and the clamping block 7 is withdrawn again. The top surface of the driving groove 61 is provided with a cover plate 13, and the transverse moving block 6 and the clamping block 7 are hidden and covered through the cover plate 13.

[0030] Further, the utility model is provided with a positioning table 10 matched with the clamping block 7, the positioning table 10 is provided with a blanking slope 101, and the electronic component after shearing can slide to the outside through the blanking slope 101. The clamping end of the clamping block 7 is provided with an arc-shaped avoiding groove 73, and the lower front end of the arc-shaped avoiding groove 73 is provided with a pressing surface 74. When the clamping block 7 is driven to press, the pressing surface 74 is matched with the positioning table 10 to realize the pressing and fixing of the pin.

[0031] The bottom of the positioning table 10 is further provided with a base 102, and the positioning table 10 is fixed on the base through dovetail protrusions and can be longitudinally adjusted on the base.

[0032] Furthermore, the clamping block 7 and the front work station of the positioning table 10 are provided with flow guide blocks 9, the flow guide blocks 9 are provided with flow guide gaps 91, in the embodiment, the flow guide blocks 9 are two and symmetrically arranged, the two flow guide blocks 9 are provided with the flow guide gap 91, and the pins of the electronic components pass through the flow guide gap 91 when the electronic components move.

[0033] In conclusion, the drive cylinder 14 is arranged at the bottom of the guide frame 1 and the extension frame 2, the whole electronic component pin trimming device is changed into a strip-shaped structure, so that the device is small in size and is easier to install and layout on a compact circuit assembly production line; the clamping block 7 and the shearing cutter 8 are separately arranged, the electronic components are clamped first and then sheared, so that the electronic components are prevented from swinging when sheared; the device has novel structure design and low manufacturing cost, and is conducive to popularization and use in the electronic field.

Claims

1. A device for trimming the pins of electronic devices, characterized in that: It includes a guide frame, a shearing blade is disposed inside the guide frame, and a drive cylinder is disposed in conjunction with the shearing blade; the shearing blade is fixed on a transverse block, the transverse block is provided with a drive groove, a positioning rod is disposed inside the drive groove, a clamping block is disposed inside the drive groove, and a positioning groove is provided on the clamping block to cooperate with the positioning rod; the shearing blade is disposed at the lower part of the clamping block. A positioning platform is provided in conjunction with the clamping block, and a material dropping ramp is provided on the positioning platform; A flow guide block is provided on the front station of the clamping block and the positioning table, and a flow guide gap is provided on the flow guide block.

2. The electronic device pin trimming device as described in claim 1, characterized in that: An extension frame is provided on the rear side of the guide frame, and a swing block is hinged on the extension frame. One end of the swing block is connected to the drive cylinder, and the other end of the swing block is hinged to the drive frame. The drive frame is also hinged to the transverse block. An elastic reset member is provided between the transverse block and the extension frame or the guide frame.

3. The electronic device pin trimming device as described in claim 2, characterized in that: The drive cylinder is located at the bottom of the guide frame, and the swing block is a triangular swing block.

4. The electronic device pin trimming device as described in claim 1, characterized in that: A cover plate is provided on the top surface of the drive slot.

5. The electronic device pin trimming device as described in claim 1, characterized in that: The clamping end of the clamping block is provided with an arc-shaped clearance groove, and the lower front end of the arc-shaped clearance groove is provided with a pressing surface.

6. The electronic device pin trimming device as described in claim 1, characterized in that: The flow guide blocks are arranged symmetrically, and a guide gap is provided between the two flow guide blocks.

7. The electronic device pin trimming device as described in claim 1, characterized in that: The positioning platform is fixed to the base by a dovetail protrusion, and it can be adjusted longitudinally on the base.

8. The electronic device pin trimming device as described in claim 1, characterized in that: The guide frame is provided with a guide part, and the transverse block is provided with a guide groove that cooperates with the guide part to achieve transverse guidance.

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