CN111112461A - Continuous forming die of resistance element - Google Patents
Continuous forming die of resistance element Download PDFInfo
- Publication number
- CN111112461A CN111112461A CN202010030138.1A CN202010030138A CN111112461A CN 111112461 A CN111112461 A CN 111112461A CN 202010030138 A CN202010030138 A CN 202010030138A CN 111112461 A CN111112461 A CN 111112461A
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- CN
- China
- Prior art keywords
- forming
- module
- feeding
- bending
- cutting
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
Links
- 239000000463 material Substances 0.000 claims abstract description 44
- 238000005452 bending Methods 0.000 claims abstract description 40
- 238000005520 cutting process Methods 0.000 claims abstract description 21
- 239000002184 metal Substances 0.000 claims abstract description 12
- 239000000178 monomer Substances 0.000 claims description 15
- 238000000465 moulding Methods 0.000 claims description 13
- 238000004080 punching Methods 0.000 claims description 9
- 239000000109 continuous material Substances 0.000 claims description 6
- 238000000034 method Methods 0.000 abstract description 9
- 238000004519 manufacturing process Methods 0.000 abstract description 8
- 238000005070 sampling Methods 0.000 abstract description 8
- 239000002994 raw material Substances 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
Images
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D37/00—Tools as parts of machines covered by this subclass
- B21D37/08—Dies with different parts for several steps in a process
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D35/00—Combined processes according to or processes combined with methods covered by groups B21D1/00 - B21D31/00
- B21D35/002—Processes combined with methods covered by groups B21D1/00 - B21D31/00
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D—WORKING OR PROCESSING OF SHEET METAL OR METAL TUBES, RODS OR PROFILES WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21D43/00—Feeding, positioning or storing devices combined with, or arranged in, or specially adapted for use in connection with, apparatus for working or processing sheet metal, metal tubes or metal profiles; Associations therewith of cutting devices
-
- 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 continuous forming die of a resistance element, which is used for forming a sheet material belt with a middle part as a resistor body and two sides as metal sheets into the resistance element with the middle part as the resistor body and two ends as feet and bending relative to the resistor body; the continuous forming die sequentially comprises a material belt guide module, a material connecting hole forming module, a material connecting hole positioning module, a foot forming module, a cutting module, a feeding module and a bending forming module from the top end to the tail end. The invention realizes the process flows of raw material-forming-cutting-forming-finished product in a set of mould, realizes the integrated combination of the cutting process and the forming process, can realize the production of raw materials to products in one step, reduces the equipment cost and the quantity of moulds, simultaneously reduces the equipment field requirement, reduces the material loss and the time cost of secondary machine regulation, reduces the personnel requirement and the management cost, improves the production efficiency of punch forming sampling resistance and reduces the cost.
Description
Technical Field
The invention relates to the technical field of continuous forming dies, in particular to a continuous forming die for a resistance element.
Background
In the scheme of processing the punch forming sampling resistor, the feeder, the high-speed punch press and the die are matched to process and form the sampling resistor with various required shapes, so that different requirements of users are met. The mold is a key factor of production and determines the efficiency and cost of production.
The general punch forming sampling resistor generally adopts a two-step forming mode during processing: the method comprises the following steps that a stamping and cutting process of raw materials is completed by one stamping and cutting device, then bending and forming of a cut sample piece are completed in the other device, and a die completes a primary forming and cutting process, so that two devices are required to be connected and processed and secondary machine adjusting operation is required in the product processing process, forming devices are increased, and production cost is increased; meanwhile, operators and a machine adjusting process need to be added, so that the personnel cost, the material loss and the management cost are increased, and the production efficiency is remarkably reduced.
Disclosure of Invention
The present invention provides a continuous forming mold for a resistance element, which is designed to overcome the above-mentioned shortcomings of the prior art.
In order to solve the technical problems, the technical scheme adopted by the invention is as follows: a continuous forming die of a resistance element is used for forming a sheet material belt with a middle part as a resistor body and two sides as metal sheets into the resistance element with the middle part as the resistor body and two ends as feet and bending relative to the resistor body; the continuous forming die sequentially comprises a material belt guide module, a material connecting hole forming module, a material connecting hole positioning module, a foot forming module, a cutting module, a feeding module and a bending forming module from the beginning to the end; the material belt guide module is used for guiding the feeding of the material belt and limiting the feeding direction of the material belt; the continuous material hole forming module comprises a continuous material hole forming insert used for punching and forming a notch-shaped continuous material hole on the outer edge of the metal sheet; the connecting hole positioning module comprises a connecting hole positioning pin and is used for positioning the connecting hole during die assembly so as to position the material belt; the foot forming module comprises a foot forming insert used for punching and forming the foot on the metal sheet and punching the connecting hole; the cutting-off module comprises a cutting-off tool and a floating platform, the cutting-off tool is used for cutting off and cutting off adjacent feet, and the resistance element monomer before bending is cut off and positioned on the floating platform; the floating platform is used for lifting the resistor element monomer and sending the resistor element monomer to the feeding platform; the feeding module comprises a feeding clamp, and the feeding clamp is used for feeding the resistor element monomer to the bending platform along the feeding platform; the bending forming module comprises a bending forming insert and is used for stamping and bending the feet at the two ends of the resistor element monomer positioned on the bending platform.
According to the technical scheme, the feeding clamp is reset to the floating platform from the bending platform along the feeding platform through the inclined wedge when the mould is closed, and the inclined wedge is withdrawn and automatically moved to the bending platform from the floating platform along the feeding platform through the elastic piece when the mould is opened. A
In the technical scheme, the floating platform lifts the resistor element monomer when the die is opened and lowers and resets when the die is closed.
In the above technical scheme, the foot is of a T-shaped structure, and the corresponding foot-shaped insert is of a U-shaped structure.
In the technical scheme, a plurality of single mold steps of the resistor elements are arranged between the connecting hole forming module and the foot forming module and between the foot forming module and the cutting module.
The invention has the beneficial effects that: the process flow of raw materials, molding, cutting, molding and finished products is realized in a set of mold, the cutting process and the molding process are integrated, the production of raw materials to products can be realized in one step, the equipment cost and the number of molds are reduced, the equipment field requirement is reduced, the material loss and the time cost of secondary machine regulation are reduced, the personnel requirement and the management cost are reduced, the production efficiency of the punch molding sampling resistor is improved, and the cost is reduced.
Drawings
Fig. 1 is a schematic diagram of a material tape processing variation of the present invention including a resistor element.
FIG. 2 is a schematic view of the mold opening of the continuous forming mold of the present invention.
Fig. 3 is a schematic view of the structure of the continuous molding die according to the present invention when the continuous molding die is clamped.
FIG. 4 is a schematic structural diagram of a bending module according to the present invention.
Fig. 5 is a schematic view of the structure between the feed nip and the cam of the present invention.
In the figure, 1, a material belt; 2. a resistor body; 3. a metal sheet; 4. a resistance element unit; 5. a foot portion; 6. a material guiding pin; 7. a connecting hole; 8. a connecting hole positioning pin; 9. forming the insert through the connecting hole; 10. a foot-forming insert; 11. a floating platform; 12. feeding the clamp; 13. a wedge; 14. a bevel; 15. and bending and forming the insert.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, the material tape and the resistor element of this embodiment are schematically illustrated in structure. The material belt is 1: the middle part is in the shape of a sheet with metal sheets 3 on both sides of the resistor 2. The resistance element unit 4 is a sampling resistor: the resistor 2 is provided in the middle, and the legs 5 are provided at both ends, and are bent with respect to the resistor 2.
As shown in fig. 2-5, a continuous forming mold for a resistor element comprises, from the beginning to the end, a material belt 1 guiding module, a material connecting hole 7 forming module, a material connecting hole 7 positioning module, a foot 5 forming module, a cutting module, a feeding module and a bending forming module.
Specifically, 1 direction module in material area is used for the feeding direction in feed area 1, the feeding direction of restriction material area 1. The feeding device comprises guide pins 6 which are arranged side by side on two sides, and the material belt 1 is positioned between the guide pins 6 on the two sides during feeding.
Specifically, the connecting hole 7 forming module comprises a connecting hole forming insert 9 for punching and forming the notch-shaped connecting hole 7 at the outer edge of the metal sheet 3; the connecting hole forming insert 9 is in the shape of a punch and can be integrally mounted on a die in an assembling manner.
Specifically, even material hole 7 location module includes material hole locating pin 8 even for thereby realize fixing a position the material area 1 through fixing a position even material hole 7 during the compound die.
In particular, the foot 5 forming module comprises a foot forming insert 10 for punching the forming foot 5 on the metal sheet 3 and simultaneously punching the connecting hole 7 down. The foot portion 5 is of a T-shaped structure, and the corresponding foot portion forming insert 10 is of a U-shaped structure.
Specifically, the cutting-off module comprises a cutting-off tool and a floating platform 11, wherein the cutting-off tool is used for cutting off and cutting off between adjacent feet 5, and cutting off the resistance element single body 4 before bending and positioning the resistance element single body on the floating platform 11; the floating platform 11 is used for lifting the resistance element monomer 4 and sending the resistance element monomer to the feeding platform when the die is opened, and the cut monomer is just positioned on the floating platform 11. The floating platform 11 lifts the resistance element single body 4 when the mold is opened, and descends and resets when the mold is closed.
Specifically, the feeding module comprises a feeding clamp 12, and the feeding clamp 12 is used for feeding the resistance element single bodies 4 to the bending platform along the feeding platform. The feeding clamp 12 is reset to the floating platform 11 from the bending platform along the feeding platform through the inclined wedge 14 during die assembly, and the inclined wedge 14 is withdrawn and automatically moved to the bending platform from the floating platform 11 along the feeding platform through the elastic piece during die opening. In the embodiment, the elastic element is a spring, the feeding clamp 12 comprises an installation part and a clamping part, the installation part is limited in the feeding track and is kept on the bending platform before the wedge 14 acts after being assembled with the spring; the feed clamp 12 has a ramp 14, the ramp 14 interacting with the wedge 14 to return the feed clamp 12 against the spring force of the spring to the floating platform 11 when the wedge 14 is brought into contact with the ramp 14.
Specifically, the bending forming module comprises a bending forming insert 15, and is used for stamping and bending two end feet 5 of the resistor element single body 4 positioned on the bending platform. The bending mold inserts 15 are a left bending mold insert 15 and a right bending mold insert 15, and press the both end leg portions 5 of the resistance element unit 4 downward, and as can be seen from the figure, the press-bent portions are portions of the metal piece 3 and portions of the resistor body 2.
Specifically, a plurality of mold steps of the resistor element units 4 are arranged between the connecting hole 7 molding module and the foot 5 molding module, and between the foot 5 molding module and the cutting module. The arrangement of the mold step distance is convenient for coordinating the operation fluency and the mutual assistance among all the modules.
The working principle of the invention is as follows:
1. the material belt 1 runs along a die material guide pin 6 under the action of a feeder and a punch, firstly, a material connecting hole 7 is punched and positioned, and meanwhile, the material belt precisely runs to a foot part 5 forming station under the action of the material connecting hole 7 to complete the forming of the punch forming sampling resistor foot part 5;
2. meanwhile, the material belt 1 continuously advances, the foot part 5 of the next product is formed by the width of the previous product continuously until the sampling resistor for forming the foot part 5 runs to a cutting station, and one product is cut and separated;
3. the separated product falls into the floating platform 11;
4. when the die is opened, the floating platform 11 rises, and then the feeding clamp 12 on the die clamps the cut product and sends the product to a bending forming station for bending forming;
5. the finished product falls into the finished frame.
The above examples are intended to illustrate rather than to limit the invention, and all equivalent changes and modifications made by the methods described in the claims of the present invention are intended to be included within the scope of the present invention.
Claims (5)
1. A continuous forming die for a resistance element is characterized in that: a resistance element which is used for forming a sheet material belt with a middle part as a resistor body and two sides as metal sheets into a resistor body with the middle part as a resistor body and two ends as feet and bending relative to the resistor body; the continuous forming die sequentially comprises a material belt guide module, a material connecting hole forming module, a material connecting hole positioning module, a foot forming module, a cutting module, a feeding module and a bending forming module from the beginning to the end;
the material belt guide module is used for guiding the feeding of the material belt and limiting the feeding direction of the material belt;
the continuous material hole forming module comprises a continuous material hole forming insert used for punching and forming a notch-shaped continuous material hole on the outer edge of the metal sheet;
the connecting hole positioning module comprises a connecting hole positioning pin and is used for positioning the connecting hole during die assembly so as to position the material belt;
the foot forming module comprises a foot forming insert used for punching and forming the foot on the metal sheet and punching the connecting hole;
the cutting-off module comprises a cutting-off tool and a floating platform, the cutting-off tool is used for cutting off and cutting off adjacent feet, and the resistance element monomer before bending is cut off and positioned on the floating platform; the floating platform is used for lifting the resistor element monomer and sending the resistor element monomer to the feeding platform;
the feeding module comprises a feeding clamp, and the feeding clamp is used for feeding the resistor element monomer to the bending platform along the feeding platform;
the bending forming module comprises a bending forming insert and is used for stamping and bending the feet at the two ends of the resistor element monomer positioned on the bending platform.
2. The continuous molding die for a resistive element according to claim 1, wherein: the feeding clamp resets to the floating platform from the bending platform along the feeding platform through the inclined wedge when the die is closed, and the inclined wedge exits and automatically moves to the bending platform from the floating platform along the feeding platform through the elastic piece when the die is opened.
3. The continuous molding die for a resistive element according to claim 2, wherein: the floating platform lifts the resistor element monomer when the die is opened and lowers and resets when the die is closed.
4. The continuous molding die for a resistive element according to claim 1, wherein: the foot is of a T-shaped structure, and the corresponding foot forming insert is of a U-shaped structure.
5. The continuous molding die for a resistive element according to claim 1, wherein: and a plurality of single mold steps of the resistor elements are arranged between the connecting hole forming module and the foot forming module and between the foot forming module and the cutting module.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010030138.1A CN111112461A (en) | 2020-01-13 | 2020-01-13 | Continuous forming die of resistance element |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010030138.1A CN111112461A (en) | 2020-01-13 | 2020-01-13 | Continuous forming die of resistance element |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111112461A true CN111112461A (en) | 2020-05-08 |
Family
ID=70487931
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202010030138.1A Pending CN111112461A (en) | 2020-01-13 | 2020-01-13 | Continuous forming die of resistance element |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN111112461A (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH113804A (en) * | 1997-06-13 | 1999-01-06 | Matsushita Electric Ind Co Ltd | Low-resistance resistor and its manufacture |
| JP2003086037A (en) * | 2001-07-03 | 2003-03-20 | Yazaki Corp | Manufacturing method for terminal wire, terminal wire and electrical connection box |
| CN105344877A (en) * | 2015-12-07 | 2016-02-24 | 李倩 | Automatic resistor pin bending equipment |
| CN208938728U (en) * | 2018-03-23 | 2019-06-04 | 南京时恒电子科技有限公司 | Temperature measuring type thermal resistor process equipment |
| CN211839798U (en) * | 2020-01-13 | 2020-11-03 | 深圳市业展电子有限公司 | Continuous forming die of resistance element |
-
2020
- 2020-01-13 CN CN202010030138.1A patent/CN111112461A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH113804A (en) * | 1997-06-13 | 1999-01-06 | Matsushita Electric Ind Co Ltd | Low-resistance resistor and its manufacture |
| JP2003086037A (en) * | 2001-07-03 | 2003-03-20 | Yazaki Corp | Manufacturing method for terminal wire, terminal wire and electrical connection box |
| CN105344877A (en) * | 2015-12-07 | 2016-02-24 | 李倩 | Automatic resistor pin bending equipment |
| CN208938728U (en) * | 2018-03-23 | 2019-06-04 | 南京时恒电子科技有限公司 | Temperature measuring type thermal resistor process equipment |
| CN211839798U (en) * | 2020-01-13 | 2020-11-03 | 深圳市业展电子有限公司 | Continuous forming die of resistance element |
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