Cutting and bending device for electrolytic capacitor processing

Abstract

The utility model relates to the technical field of electrolytic capacitor production, in particular to a cutting-off and bending device for electrolytic capacitor processing, which is reasonable in structural design and utilizes a vertical stamping push rod and other driving pieces to drive an upper die assembly to move towards a lower die assembly. A capacitor positioning block and a capacitor supporting block of the lower die assembly are used for positioning and supporting a capacitor body, a pin supporting block of the lower die assembly and a pin pressing block of the upper die assembly are used for jointly clamping a pin to be cut off and bent, and a cutting blade part in an upper punch and a lower cutter of the lower die assembly are used for cutting off the pin. The upper punch continues to move downwards after cutting is completed, the bending part in the upper punch is used for punching and bending the pin, and the machining requirement of the electrolytic capacitor with the bent pin can be met in the mode.

Description

TECHNICAL FIELD

[0001] The utility model relates to electrolytic capacitor production technical field especially relates to a cut -off bending device for electrolytic capacitor processing. BACKGROUND

[0002] The pin in the electrolytic capacitor element is an important component for connecting to the circuit. The specific role and related information of the electrolytic capacitor pin are as follows: the electrolytic capacitor is a polar capacitor, and the pin is divided into positive and negative, which are connected to two different metal foils in the dielectric. The positive pin is usually marked as "+", and the negative pin is marked as "-". The iron pin is usually made of iron or iron alloy, which has good electrical conductivity and mechanical strength. They are welded or inserted into the hole on the circuit board to fix the capacitor on the circuit board and realize electrical connection. The design and use of the electrolytic capacitor pin have important influence on the performance and stability of the circuit. If connected incorrectly, it may cause damage to the electrolytic capacitor and even explosion. Therefore, when using the electrolytic capacitor, the pin must be connected correctly, and the positive and negative polarities must be followed. At the same time, the reliability of welding and connection of the pin of the electrolytic capacitor also needs attention to avoid poor contact or looseness to cause the failure of the capacitor. The pin in the electrolytic capacitor element not only realizes the connection of the capacitor and the circuit, but also ensures the stability and performance of the circuit.

[0003] There are various shapes of pins in electrolytic capacitors, in addition to straight single pin and straight double pin, there are also curved single pin and curved double pin. For electrolytic capacitors with curved pins, there is a lack of cut-off bending device in the prior art, which is convenient to install and debug and easy to operate, and the straight pin of the electrolytic capacitor is processed. UTILITY MODEL CONTENTS

[0004] The utility model aims at overcoming the above problems existing in the prior art, and provides a cut -off bending device for electrolytic capacitor processing.

[0005] In order to realize the above technical purpose and achieve the above technical effect, the utility model is realized by the following technical scheme:

[0006] A cut -off bending device for electrolytic capacitor processing, comprising a lower die assembly and an upper die assembly;

[0007] The lower die assembly comprises a lower die base plate, a lower die seat, a capacitor positioning block, a capacitor supporting block, a pin supporting block and a lower cutter, the upper side of the lower die base plate is fixed with the lower die seat, the capacitor positioning block, the capacitor supporting block, the pin supporting block and the lower cutter are sequentially installed in the lower die seat, and the cut -off bending area is formed between the pin supporting block and the lower cutter;

[0008] The upper die assembly comprises an upper die base plate, an upper die seat, an upper punch, a pin pressing block and a compression spring, the lower side of the upper die base plate is fixed with the upper die seat, the upper die seat is installed with the upper punch at the upper side of the cutting and bending area, the upper die seat is slidably limited with the pin pressing block at the upper side of the pin supporting block, and the compression spring is connected between the top end of the pin pressing block and the top end of the sliding cavity.

[0009] Further, in the cutting and bending device for electrolytic capacitor processing, the electrolytic capacitor comprises a capacitor body and first and second pins arranged on the capacitor body, and the first and second pins are located on the same side or different sides.

[0010] Further, in the cutting and bending device for electrolytic capacitor processing, the spacing between the capacitor positioning block and the capacitor supporting block can be adjusted according to the axial length of the capacitor body.

[0011] Further, in the cutting and bending device for electrolytic capacitor processing, the capacitor positioning block comprises a positioning block body, and the positioning block body is provided with a positioning step groove for abutting against the end face of the capacitor body, a pin avoiding groove for avoiding the pin, and a strip-shaped groove for facilitating adjustment of the overall fixing position.

[0012] Further, in the cutting and bending device for electrolytic capacitor processing, the upper end of the capacitor supporting block is internally provided with a supporting groove matched with the outer diameter of the capacitor body.

[0013] Further, in the cutting and bending device for electrolytic capacitor processing, the lower die seat comprises a lower die seat body, and the lower die seat body is provided with a first installation groove for facilitating installation of the capacitor positioning block, a second installation groove for facilitating installation of the capacitor supporting block, a third installation groove for facilitating installation of the pin supporting block, and a fourth installation groove for facilitating installation of the lower cutting knife.

[0014] Further, in the cutting and bending device for electrolytic capacitor processing, the upper die base plate is provided with an installation hole for facilitating installation of the upper die base plate on the movable end of the vertical punching push rod.

[0015] Further, in the cutting and bending device for electrolytic capacitor processing, the lower end of the upper punch is provided with a cutting edge part matched with the lower cutting knife on one side, and the lower end of the upper punch is provided with a bending part for facilitating bending of the pin located above the cutting and bending area on the other side.

[0016] The beneficial effects of the present application are as follows:

[0017] The utility model discloses reasonable structure design, and its utilize vertical punch push rod and so on driving piece to drive the upper die assembly to the displacement of lower die assembly, utilize the capacitor positioning block of lower die assembly, capacitor support block to position support capacitor body, utilize the pin support block of lower die assembly and the pin pressure block of upper die assembly to be clamped together the pin that waits to cut off and bend, utilize the cutting blade part in upper punch and the lower cutting knife of lower die assembly to cut off the pin, and upper punch continues to move down after cutting off, utilize the bending part in upper punch to stamp and bend the pin, and this mode can satisfy the processing demand of electrolytic capacitor with curved pin.

[0018] Of course, any product implementing the utility model does not necessarily need to achieve all the advantages above. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme of the embodiments of the utility model, the following will be to the embodiment description needed to use the drawing briefly introduced, obviously, the following description in the drawing is only some embodiments of the utility model, for the person skilled in the art comes, under the premise of not paying creative labor, can also obtain other drawings according to these drawings.

[0020] Figure 1 It is the structure schematic diagram of the utility model whole;

[0021] Figure 2 It is the first structure schematic diagram of electrolytic capacitor in the utility model;

[0022] Figure 3 It is the first structure schematic diagram of electrolytic capacitor in the utility model;

[0023] Figure 4 It is the structure schematic diagram of lower die assembly in the utility model;

[0024] Figure 5 It is the main view schematic diagram of lower die assembly in the utility model;

[0025] Figure 6 It is the structure schematic diagram of lower die seat in the utility model;

[0026] Figure 7 It is the structure schematic diagram of capacitor positioning block in the utility model;

[0027] Figure 8 It is the structure schematic diagram of upper die assembly in the utility model;

[0028] Figure 9 It is the main view schematic diagram of upper die assembly in the utility model;

[0029] In the drawing, the components represented by each sign are as follows:

[0030] 1 - lower die assembly, 101 - lower die base plate, 102 - lower die seat, 102a - lower die seat body, 102b - first installation groove, 102c - second installation groove, 102d - third installation groove, 102e - fourth installation groove, 103 - capacitor positioning block, 103a - positioning block body, 103b - positioning step groove, 103c - pin avoiding groove, 103d - strip-shaped groove, 104 - capacitor support block, 105 - pin support block, 106 - lower cutter;

[0031] 2 - upper die assembly, 201 - upper die base plate, 202 - upper die seat, 203 - upper punch, 204 - pin pressing block, 205 - compression spring;

[0032] 3 - electrolytic capacitor, 301 - capacitor body, 302 - first pin, 303 - second pin. DETAILED DESCRIPTION

[0033] The technical solutions in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the protection scope of the utility model.

[0034] As shown in the figure, the embodiment is a cutting and bending device for electrolytic capacitor processing, which comprises a lower die assembly 1 and an upper die assembly 2. Figures 1-9 In the embodiment, the lower die assembly 1 comprises a lower die base plate 101, a lower die seat 102, a capacitor positioning block 103, a capacitor support block 104, a pin support block 105 and a lower cutter 106. The lower die seat 102 is fixed on the upper side of the lower die base plate 101, the capacitor positioning block 103, the capacitor support block 104, the pin support block 105 and the lower cutter 106 are sequentially installed in the lower die seat 102, and the cutting and bending area is formed between the pin support block 105 and the lower cutter 106.

[0035] In the embodiment, the upper die assembly 2 comprises an upper die base plate 201, an upper die seat 202, an upper punch 203, a pin pressing block 204 and a compression spring 205. The upper die seat 202 is fixed on the lower side of the upper die base plate 201, the upper punch 203 is installed above the cutting and bending area, the pin pressing block 204 is slidingly limited above the pin support block 105, and the compression spring 205 is connected between the top end of the pin pressing block 204 and the top end of the sliding cavity.

[0036]

[0037] ​In the embodiment, the electrolytic capacitor 3 comprises a capacitor body 301 and a first pin 302 and a second pin 303 arranged on the capacitor body 301, and the first pin 302 and the second pin 303 are located on the same side or different sides.

[0038] In the embodiment, the spacing value between the capacitor positioning block 103 and the capacitor supporting block 104 can be adjusted according to the axial length of the capacitor body 301.

[0039] In the embodiment, the capacitor positioning block 103 comprises a positioning block body 103a, and the positioning block body 103a is provided with a positioning step groove 103b abutting against the end face of the capacitor body 301, a pin avoiding groove 103c for avoiding the pin, and a strip-shaped groove 103d for facilitating adjustment of the overall fixed position.

[0040] In the embodiment, the upper end of the capacitor supporting block 104 is inwardly provided with a supporting groove matched with the outer diameter of the capacitor body 301.

[0041] In the embodiment, the lower die seat 102 comprises a lower die seat body 102a, and the lower die seat body 102a is provided with a first installation groove 102b for facilitating installation of the capacitor positioning block 103, a second installation groove 102c for facilitating installation of the capacitor supporting block 104, a third installation groove 102d for facilitating installation of the pin supporting block 105, and a fourth installation groove 102e for facilitating installation of the lower cutter 106.

[0042] In the embodiment, the upper die substrate 201 is provided with an installation hole for facilitating installation of the upper die substrate 201 on the movable end of the vertical stamping push rod.

[0043] In the embodiment, the lower end of the upper punch 203 is provided with a cutting edge part matched with the lower cutter 106, and the other side of the lower end of the upper punch 203 is provided with a bending part for facilitating bending of the pin above the cutting and bending area.

[0044] One specific application of the embodiment is that the vertical stamping push rod and other driving members are used to drive the upper die assembly 2 to move towards the lower die assembly 1, the capacitor positioning block 103 and the capacitor supporting block 104 of the lower die assembly 1 are used to position and support the capacitor body 301, the pin supporting block 105 of the lower die assembly 1 and the pin pressing block 204 of the upper die assembly 2 are used to jointly clamp the pin to be cut and bent, the cutting edge part of the upper punch 203 and the lower cutter 106 of the lower die assembly 1 are used to cut the pin, and the upper punch 203 continues to move downward after cutting, and the bending part of the upper punch 203 is used to stamp and bend the pin. In this way, the processing requirements of the electrolytic capacitor with a bent pin can be met.

[0045] The preferred embodiments disclosed above are only used to help describe the utility model. The preferred embodiments do not describe all the details and do not limit the utility model to the specific embodiments. Obviously, according to the content of the specification, many modifications and changes can be made. The specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the utility model, so that the persons skilled in the art can well understand and utilize the utility model. The utility model is limited by the claims and the entire scope and equivalents thereof.

Claims

1. A cutting and bending device for processing electrolytic capacitors, characterized in that, The lower die assembly and the upper die assembly are included. The lower die assembly includes a lower die base plate, a lower die seat, a capacitor positioning block, a capacitor support block, a pin support block and a lower cutter. The upper die assembly includes an upper die base plate, an upper die seat, an upper punch, a pin pressing block and a compression spring.

2. The cutting and bending apparatus for electrolytic capacitor processing according to claim 1, characterized by The electrolytic capacitor includes a capacitor body and first and second pins arranged on the capacitor body.

3. The cutting and bending apparatus for electrolytic capacitor processing according to claim 2, characterized by The distance between the capacitor positioning block and the capacitor support block can be adjusted according to the axial length of the capacitor body.

4. The cutting and bending apparatus for electrolytic capacitor processing according to claim 3, characterized by The capacitor positioning block includes a positioning block body, and the positioning block body is provided with a positioning step groove for abutting against the end face of the capacitor body, a pin avoiding groove for avoiding the pin, and a strip-shaped groove for facilitating adjustment of the overall fixing position.

5. The cutting and bending apparatus for electrolytic capacitor processing according to claim 4, characterized by The upper end of the capacitor support block is inwardly provided with a support groove matched with the outer diameter of the capacitor body.

6. The cutting and bending apparatus for electrolytic capacitor processing according to claim 5, wherein The lower die seat includes a lower die seat body, and the lower die seat body is provided with a first installation groove for facilitating installation of the capacitor positioning block, a second installation groove for facilitating installation of the capacitor support block, a third installation groove for facilitating installation of the pin support block, and a fourth installation groove for facilitating installation of the lower cutter.

7. The cutting and bending apparatus for electrolytic capacitor processing according to claim 1, wherein The upper die base plate is provided with an installation hole for facilitating installation of the upper die base plate on the movable end of the vertical stamping push rod.

8. The cutting and bending apparatus for electrolytic capacitor processing according to claim 7, wherein The lower end of the upper punch is provided with a cutting edge part matched with the lower cutter on one side, and the lower end of the upper punch is provided with a bending part on the other side for facilitating bending of the pin above the cutting and bending area.

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