CN111790852A - Shearing and folding method of plug-in resistor - Google Patents
Shearing and folding method of plug-in resistor Download PDFInfo
- Publication number
- CN111790852A CN111790852A CN202010703324.7A CN202010703324A CN111790852A CN 111790852 A CN111790852 A CN 111790852A CN 202010703324 A CN202010703324 A CN 202010703324A CN 111790852 A CN111790852 A CN 111790852A
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- Prior art keywords
- pair
- resistor
- cutter
- bending
- cutters
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F11/00—Cutting wire
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21F—WORKING OR PROCESSING OF METAL WIRE
- B21F1/00—Bending wire other than coiling; Straightening wire
- B21F1/004—Bending wire other than coiling; Straightening wire by means of press-type tooling
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Apparatuses And Processes For Manufacturing Resistors (AREA)
Abstract
The invention discloses a shearing and folding method of a plug-in resistor, which comprises the following steps: 1) placing a plug-in resistor to be processed on a lower cutter; 2) the upper cutter moves downwards, the resistor pins extending out of the knife edges of the pair of lower cutters are cut off, and the resistor pins are remained at two ends of the resistor body; 3) the upper cutter continuously moves downwards, extends to the resistor pin outside the bending cutter head, and is gradually bent upwards under the guidance of the corresponding chamfer; 4) the upper cutter continues moving downwards, and resistor pins left at two ends of the resistor body are shaped into an L shape; 5) the upper cutter continues moving downwards to finish discharging; 6) the upper cutter moves upwards and resets; 7) repeating the steps 1) to 6). The shearing and bending method of the plug-in resistor can shear and bend the resistor pins at two ends of the resistor body, and has the advantages of stable shearing, good bending and forming effects and high efficiency.
Description
Technical Field
The invention relates to a shearing and folding method of a plug-in resistor.
Background
The plug-in resistor is a commonly used electronic component, and the resistor comprises a resistor body and resistor pins arranged at two ends of the resistor body, and the resistor pins need to be cut and bent in the plug-in process of the PCB.
At present, the resistor pins are generally sheared and bent by manual operation, so that the quality is unstable, potential safety hazards exist, and the operation is complex and the efficiency is low.
Disclosure of Invention
The invention aims to provide a shearing and bending method of a plug-in resistor, which can shear and bend resistor pins at two ends of a resistor body, is stable in shearing, and has good bending forming effect and high efficiency.
In order to achieve the purpose, the technical scheme of the invention is to design a shearing and folding method of the plug-in resistor, which adopts a resistor shearing and folding cutter to shear and fold the plug-in resistor;
the plug-in resistor comprises a resistor body and resistor pins arranged at two ends of the resistor body;
the resistance shearing and folding cutter comprises an upper cutter and a lower cutter which are arranged up and down; the lower cutter includes: the cutting device comprises a base and a pair of lower cutters positioned above the base; the pair of lower cutters are parallel to each other and arranged on the left and the right; the front end top of the pair of lower cutters is respectively provided with: a placing groove for placing a resistor pin frame; the outer side port of the placing groove is a knife edge of the lower cutter of the placing groove; the rear ends of the pair of lower cutters extend downwards respectively and are integrally connected with the base; the upper cutter includes: the cutting device comprises a top frame, a bending knife and a pair of upper cutters, wherein the bending knife and the pair of upper cutters extend downwards from the top frame; the pair of upper cutters corresponds to the pair of lower cutters one by one, and the upper cutters are positioned on the outer sides of the corresponding lower cutters; the bottom end of the upper cutter is provided with a cutter edge; the knife edge of the upper cutter is matched with the knife edge of the corresponding lower cutter and is used for cutting off the resistor pins extending out of the knife edge of the lower cutter; the bending knife is positioned between the pair of upper knives; a pair of bending tool bits extend downwards from the bottom end of the bending tool and are arranged on the left and right sides; the bottom end of the bending knife is arranged between the bending knife heads: the avoiding groove can avoid the resistor body; the pair of bending cutter heads corresponds to the pair of lower cutters one by one; the bending cutter head is positioned on the inner side corresponding to the lower cutter, the outer side surface of the bending cutter head is used as an inner forming surface, the inner side surface of the lower cutter is used as an outer forming surface, the inner forming surface and the outer forming surface are matched with each other to form a shaping gap, and the shaping gap is used for bending the resistor pins extending to the outer side of the bending cutter head; the width of the shaping gap (i.e. the horizontal spacing between the inner and outer shaping surfaces) is equal to the diameter of the resistor pin; the tops of the inner side surfaces of the pair of lower cutters are respectively provided with a chamfer; the bottom edges of the pair of upper cutters are lower than the bottom ends of the pair of bending cutter heads;
the method for shearing and folding the plug-in resistance by adopting the resistance shearing and folding cutter comprises the following steps:
1) placing a plug-in resistor to be processed on a lower cutter; the resistor body is arranged right below the avoiding area; respectively placing the resistor pins at two ends of the resistor body in the placing grooves at the top of the front ends of the pair of lower cutters, and respectively extending the resistor pins at two ends of the resistor body to the outer sides of the cutter edges of the pair of lower cutters;
2) the upper cutter moves downwards, the knife edges of the pair of upper cutters and the knife edges of the pair of lower cutters are correspondingly staggered respectively, the resistor pins extending out of the knife edges of the pair of lower cutters are cut off, and the resistor pins are remained at two ends of the resistor body;
3) the upper cutter moves downwards continuously, and the pair of bending cutter heads press the resistor pins left at the two ends of the resistor body downwards; the resistor pins extending to the outer side of the bending tool bit are gradually bent upwards under the guidance of the corresponding chamfer;
4) the upper cutter moves downwards continuously, and the pair of bending cutter heads continuously press the resistor pins downwards; the inner forming surface and the outer forming surface which correspond to each other form a shaping gap; the resistor pins extending to the outer side of the bending tool bit are clamped in the corresponding shaping gaps; the residual resistor pins at the two ends of the resistor body are shaped into an L shape;
5) the upper cutter moves downwards continuously, the pair of bending cutter heads presses the machined plug-in resistor below the pair of lower cutters, and the plug-in resistor is separated from the pair of lower cutters to finish discharging;
6) the upper cutter moves upwards and resets;
7) repeating the steps 1) to 6).
Preferably, the pair of bending blades are symmetrically arranged.
Preferably, the pair of upper cutters are symmetrically disposed.
Preferably, the placing grooves of the pair of lower cutters are symmetrically arranged.
Preferably, the chamfers on the top of the inner side surfaces of the pair of lower cutters are symmetrically arranged.
Preferably, the pair of lower cutters are symmetrically arranged.
The invention has the advantages and beneficial effects that: the shearing and bending method of the plug-in resistor can shear and bend resistor pins at two ends of a resistor body, and is stable in shearing, good in bending forming effect and high in efficiency.
Detailed Description
The following further describes embodiments of the present invention with reference to examples. The following examples are only for illustrating the technical solutions of the present invention more clearly, and the protection scope of the present invention is not limited thereby.
The technical scheme of the specific implementation of the invention is as follows:
the invention provides a shearing and folding method of a plug-in resistor, which adopts a resistor shearing and folding cutter to shear and fold the plug-in resistor;
the plug-in resistor comprises a resistor body and resistor pins arranged at two ends of the resistor body;
the resistance shearing and folding cutter comprises an upper cutter and a lower cutter which are arranged up and down; the lower cutter includes: the cutting device comprises a base and a pair of lower cutters positioned above the base; the pair of lower cutters are parallel to each other and arranged on the left and the right; the pair of lower cutters are symmetrically arranged; the front end top of the pair of lower cutters is respectively provided with: a placing groove for placing a resistor pin frame; the placing grooves of the pair of lower cutters are symmetrically arranged; the outer side port of the placing groove is a knife edge of the lower cutter of the placing groove; the rear ends of the pair of lower cutters extend downwards respectively and are integrally connected with the base; the upper cutter includes: the cutting device comprises a top frame, a bending knife and a pair of upper cutters, wherein the bending knife and the pair of upper cutters extend downwards from the top frame; the pair of upper cutters are symmetrically arranged; the pair of upper cutters corresponds to the pair of lower cutters one by one, and the upper cutters are positioned on the outer sides of the corresponding lower cutters; the bottom end of the upper cutter is provided with a cutter edge; the knife edge of the upper cutter is matched with the knife edge of the corresponding lower cutter and is used for cutting off the resistor pins extending out of the knife edge of the lower cutter; the bending knife is positioned between the pair of upper knives; a pair of bending tool bits extend downwards from the bottom end of the bending tool, the pair of bending tool bits are arranged on the left and right sides, and the pair of bending tool bits are symmetrically arranged; the bottom end of the bending knife is arranged between the bending knife heads: the avoiding groove can avoid the resistor body; the pair of bending cutter heads corresponds to the pair of lower cutters one by one; the bending cutter head is positioned on the inner side corresponding to the lower cutter, the outer side surface of the bending cutter head is used as an inner forming surface, the inner side surface of the lower cutter is used as an outer forming surface, the inner forming surface and the outer forming surface are matched with each other to form a shaping gap, and the shaping gap is used for bending the resistor pins extending to the outer side of the bending cutter head; the width of the shaping gap (i.e. the horizontal spacing between the inner and outer shaping surfaces) is equal to the diameter of the resistor pin; the tops of the inner side surfaces of the pair of lower cutters are respectively provided with a chamfer; the chamfers at the tops of the inner side surfaces of the pair of lower cutters are symmetrically arranged; the bottom edges of the pair of upper cutters are lower than the bottom ends of the pair of bending cutter heads;
the method for shearing and folding the plug-in resistance by adopting the resistance shearing and folding cutter comprises the following steps:
1) placing a plug-in resistor to be processed on a lower cutter; the resistor body is arranged right below the avoiding area; respectively placing the resistor pins at two ends of the resistor body in the placing grooves at the top of the front ends of the pair of lower cutters, and respectively extending the resistor pins at two ends of the resistor body to the outer sides of the cutter edges of the pair of lower cutters;
2) the upper cutter moves downwards, the knife edges of the pair of upper cutters and the knife edges of the pair of lower cutters are correspondingly staggered respectively, the resistor pins extending out of the knife edges of the pair of lower cutters are cut off, and the resistor pins are remained at two ends of the resistor body;
3) the upper cutter moves downwards continuously, and the pair of bending cutter heads press the resistor pins left at the two ends of the resistor body downwards; the resistor pins extending to the outer side of the bending tool bit are gradually bent upwards under the guidance of the corresponding chamfer;
4) the upper cutter moves downwards continuously, and the pair of bending cutter heads continuously press the resistor pins downwards; the inner forming surface and the outer forming surface which correspond to each other form a shaping gap; the resistor pins extending to the outer side of the bending tool bit are clamped in the corresponding shaping gaps; the residual resistor pins at the two ends of the resistor body are shaped into an L shape;
5) the upper cutter moves downwards continuously, the pair of bending cutter heads presses the machined plug-in resistor below the pair of lower cutters, and the plug-in resistor is separated from the pair of lower cutters to finish discharging;
6) the upper cutter moves upwards and resets;
7) repeating the steps 1) to 6).
Therefore, the shearing and bending method of the plug-in resistor can shear and bend the resistor pins at two ends of the resistor body, and has the advantages of stable shearing, good bending and forming effects and high efficiency.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the technical principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (6)
1. The shearing and folding method of the plug-in resistance is characterized in that a resistance shearing and folding cutter is adopted to shear and fold the plug-in resistance;
the plug-in resistor comprises a resistor body and resistor pins arranged at two ends of the resistor body;
the resistance shearing and folding cutter comprises an upper cutter and a lower cutter which are arranged up and down; the lower cutter includes: the cutting device comprises a base and a pair of lower cutters positioned above the base; the pair of lower cutters are parallel to each other and arranged on the left and the right; the front end top of the pair of lower cutters is respectively provided with: a placing groove for placing a resistor pin frame; the outer side port of the placing groove is a knife edge of the lower cutter of the placing groove; the rear ends of the pair of lower cutters extend downwards respectively and are integrally connected with the base; the upper cutter includes: the cutting device comprises a top frame, a bending knife and a pair of upper cutters, wherein the bending knife and the pair of upper cutters extend downwards from the top frame; the pair of upper cutters corresponds to the pair of lower cutters one by one, and the upper cutters are positioned on the outer sides of the corresponding lower cutters; the bottom end of the upper cutter is provided with a cutter edge; the knife edge of the upper cutter is matched with the knife edge of the corresponding lower cutter and is used for cutting off the resistor pins extending out of the knife edge of the lower cutter; the bending knife is positioned between the pair of upper knives; a pair of bending tool bits extend downwards from the bottom end of the bending tool and are arranged on the left and right sides; the bottom end of the bending knife is arranged between the bending knife heads: the avoiding groove can avoid the resistor body; the pair of bending cutter heads corresponds to the pair of lower cutters one by one; the bending cutter head is positioned on the inner side corresponding to the lower cutter, the outer side surface of the bending cutter head is used as an inner forming surface, the inner side surface of the lower cutter is used as an outer forming surface, the inner forming surface and the outer forming surface are matched with each other to form a shaping gap, and the shaping gap is used for bending the resistor pins extending to the outer side of the bending cutter head; the width of the shaping gap is equal to the diameter of the resistor pin; the tops of the inner side surfaces of the pair of lower cutters are respectively provided with a chamfer; the bottom edges of the pair of upper cutters are lower than the bottom ends of the pair of bending cutter heads;
the method for shearing and folding the plug-in resistance by adopting the resistance shearing and folding cutter comprises the following steps:
1) placing a plug-in resistor to be processed on a lower cutter; the resistor body is arranged right below the avoiding area; respectively placing the resistor pins at two ends of the resistor body in the placing grooves at the top of the front ends of the pair of lower cutters, and respectively extending the resistor pins at two ends of the resistor body to the outer sides of the cutter edges of the pair of lower cutters;
2) the upper cutter moves downwards, the knife edges of the pair of upper cutters and the knife edges of the pair of lower cutters are correspondingly staggered respectively, the resistor pins extending out of the knife edges of the pair of lower cutters are cut off, and the resistor pins are remained at two ends of the resistor body;
3) the upper cutter moves downwards continuously, and the pair of bending cutter heads press the resistor pins left at the two ends of the resistor body downwards; the resistor pins extending to the outer side of the bending tool bit are gradually bent upwards under the guidance of the corresponding chamfer;
4) the upper cutter moves downwards continuously, and the pair of bending cutter heads continuously press the resistor pins downwards; the inner forming surface and the outer forming surface which correspond to each other form a shaping gap; the resistor pins extending to the outer side of the bending tool bit are clamped in the corresponding shaping gaps; the residual resistor pins at the two ends of the resistor body are shaped into an L shape;
5) the upper cutter moves downwards continuously, the pair of bending cutter heads presses the machined plug-in resistor below the pair of lower cutters, and the plug-in resistor is separated from the pair of lower cutters to finish discharging;
6) the upper cutter moves upwards and resets;
7) repeating the steps 1) to 6).
2. The method of claim 1, wherein the pair of bending blades are symmetrically disposed.
3. The method of claim 2, wherein the pair of upper cutters are symmetrically disposed.
4. The method of claim 3, wherein the slots of the pair of lower cutters are symmetrically disposed.
5. The method of claim 4, wherein the inner side tops of the pair of lower cutters are chamfered symmetrically.
6. The method of claim 5, wherein the pair of lower cutters are symmetrically disposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010703324.7A CN111790852A (en) | 2020-07-21 | 2020-07-21 | Shearing and folding method of plug-in resistor |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010703324.7A CN111790852A (en) | 2020-07-21 | 2020-07-21 | Shearing and folding method of plug-in resistor |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111790852A true CN111790852A (en) | 2020-10-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010703324.7A Pending CN111790852A (en) | 2020-07-21 | 2020-07-21 | Shearing and folding method of plug-in resistor |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111790852A (en) |
Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52107569A (en) * | 1976-03-06 | 1977-09-09 | Sony Corp | Device for bending and cutting electronic parts |
| JPS609539A (en) * | 1983-06-28 | 1985-01-18 | Matsushita Electric Ind Co Ltd | Device for bending and forming lead wire of electric parts |
| CN102989904A (en) * | 2012-12-17 | 2013-03-27 | 安徽吉峰技研有限公司 | Blanking bending compound die |
| CN203635812U (en) * | 2013-12-25 | 2014-06-11 | 潍坊万隆电气股份有限公司 | Constantan wire forming device |
| CN205967198U (en) * | 2016-08-16 | 2017-02-22 | 天通精电新科技有限公司 | Cut foot shaping integration equipment of bending |
| CN107734954A (en) * | 2016-08-12 | 2018-02-23 | 深圳市祈飞科技有限公司 | Plug-in unit resistance cuts reshaping device and equipment |
| CN107774827A (en) * | 2016-08-24 | 2018-03-09 | 神讯电脑(昆山)有限公司 | Pin shearing bending structure |
| CN207188698U (en) * | 2017-09-26 | 2018-04-06 | 江西兴泰科技有限公司 | A kind of tongue tube cutting and bending device |
| CN210435252U (en) * | 2019-08-20 | 2020-05-01 | 四川明泰电子科技有限公司 | Integrated packaging chip pin cuts off frock of bending |
-
2020
- 2020-07-21 CN CN202010703324.7A patent/CN111790852A/en active Pending
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS52107569A (en) * | 1976-03-06 | 1977-09-09 | Sony Corp | Device for bending and cutting electronic parts |
| JPS609539A (en) * | 1983-06-28 | 1985-01-18 | Matsushita Electric Ind Co Ltd | Device for bending and forming lead wire of electric parts |
| CN102989904A (en) * | 2012-12-17 | 2013-03-27 | 安徽吉峰技研有限公司 | Blanking bending compound die |
| CN203635812U (en) * | 2013-12-25 | 2014-06-11 | 潍坊万隆电气股份有限公司 | Constantan wire forming device |
| CN107734954A (en) * | 2016-08-12 | 2018-02-23 | 深圳市祈飞科技有限公司 | Plug-in unit resistance cuts reshaping device and equipment |
| CN205967198U (en) * | 2016-08-16 | 2017-02-22 | 天通精电新科技有限公司 | Cut foot shaping integration equipment of bending |
| CN107774827A (en) * | 2016-08-24 | 2018-03-09 | 神讯电脑(昆山)有限公司 | Pin shearing bending structure |
| CN207188698U (en) * | 2017-09-26 | 2018-04-06 | 江西兴泰科技有限公司 | A kind of tongue tube cutting and bending device |
| CN210435252U (en) * | 2019-08-20 | 2020-05-01 | 四川明泰电子科技有限公司 | Integrated packaging chip pin cuts off frock of bending |
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| PB01 | Publication | ||
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20201020 |
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| RJ01 | Rejection of invention patent application after publication |