CN203973139U - A kind of sampling resistor one forming mold - Google Patents
A kind of sampling resistor one forming mold Download PDFInfo
- Publication number
- CN203973139U CN203973139U CN201420291163.5U CN201420291163U CN203973139U CN 203973139 U CN203973139 U CN 203973139U CN 201420291163 U CN201420291163 U CN 201420291163U CN 203973139 U CN203973139 U CN 203973139U
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- material returned
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- cutter
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Abstract
A kind of sampling resistor one forming mold, relate to resistor forming mold technical field, comprise upper die and lower die, described counterdie is positioned at the bottom of patrix, it is characterized in that: described counterdie comprises base plate, base, guide block, crushing block, compacted under cutter, guide pillar and material returned piece, described patrix comprises top board, footstock, extrusion pin, upper molding cutter, duct ring and material returned drive plate, the utility model is rational in infrastructure, easy to use, speed of production is fast, efficiency is high, cost is low, one-shot forming.
Description
Technical field:
The utility model relates to resistor forming mold technical field, specifically a kind of sampling resistor one forming mold.
Background technology:
Current sample and to voltage sample.To the current sample resistance that resistance is less of connecting, to the voltage sample resistance that resistance is larger in parallel.Sampling resistor is general according to the requirement of concrete wiring board, is divided into plug-in unit resistance, Chip-R.Sampling resistor, resistance is low, precision is high, generally in resistance precision in ± 1%, during the purposes of requirements at the higher level, can adopt the resistance of 0.01% precision.The major part of domestic plant produced is all to take the plug-in unit resistance that constantan, copper-manganese be material.The outer formation of some employing resistance is U-shaped, at two ends, by extrusion modling, be convenient to welding or the connection of lead-in wire or sheet metal, in prior art, process this resistance and all will pass through good several moulds and several press, thereby complete the process of cutting, bending and extrusion modling, the mode of this production not only speed is slow, the inefficiency of production, and be not easy to control, production cost is also higher.
Utility model content:
It is a kind of easy to use that technical problem to be solved in the utility model is to provide, and speed of production is fast, efficiency is high, cost is low, one-time formed sampling resistor one forming mold.
The technical problem solving adopts following technical scheme:
A sampling resistor one forming mold, comprises upper die and lower die, and described counterdie is positioned at the bottom of patrix, it is characterized in that:
Described counterdie comprises base plate, base, guide block, crushing block, compacted under cutter, guide pillar and material returned piece, described base is fixedly installed on centre position, base plate top, the centre position of base is provided with the groove of rectangle, described compacted under cutter is fixedly installed on the centre position of groove, described guide block is arranged on the top of base plate and is positioned at two side positions of base, the inside portion of guide block is provided with guide groove, on base, be positioned at the both sides of groove and the position of corresponding compacted under cutter is provided with guide hole, described guide block have 2 and respectively one end be arranged in guide groove the other end and see through guide hole and extend to inside grooves always, an end upside that is positioned at guide groove on guide block is provided with inclined-plane, what be positioned at the guide block of the same side and base is transversely provided with the charging hole being located along the same line, the upper surface flush of the height of described charging hole and compacted under cutter, described guide pillar is located at the upside of base plate, described material returned piece can before and after the inside that is arranged on groove of sliding, the centre position of material returned piece arranges chute, the rear side of material returned piece is provided with guide shaft, material returned piece slide into front side at present molding cutter be just positioned at the inside of chute,
Described patrix comprises top board, footstock, extrusion pin, upper molding cutter, duct ring and material returned drive plate, described footstock is arranged on the bottom of top board, extrusion pin is arranged on the bottom of top board and is positioned at two side positions of footstock, described upper molding cutter is arranged on the bottom of footstock, described duct ring is arranged on the bottom of top board, and described material returned drive plate is arranged on top board bottom rearward position; The centre position of described top molding cutter is provided with forming tank, and when upper die and lower die close up, the upper end of counterdie molding cutter is just positioned at the inside of forming tank, and the bottom of upper molding cutter and sidepiece are provided with horizontal deflector chute; The lower end inner side of described extrusion pin is provided with driving inclined-plane, when upper die and lower die close up, drives inclined-plane to match with the inclined-plane of crushing block, in two extrusion pin, is provided with horizontal feed well being positioned at a nearer extrusion pin bottom of charging hole; Described duct ring is poured on guide pillar; Described material returned drive plate is arranged on rear side centre position, top board bottom, on material returned drive plate, be provided with driver slot, the bottom of described driver slot is positioned at the front portion of material returned drive plate, the top of driver slot is positioned at the rear portion of material returned drive plate, excessive by deep-slotted chip breaker in the middle of the bottom of driver slot and top, when upper die and lower die close up, the guide shaft of material returned piece rear side is just positioned at driver slot.
On the inner face of described crushing block, be provided with extruding deep-slotted chip breaker.Be convenient to extrusion modling, the product size of production department is more accurate, there will not be crooked phenomenon.
The front side of described groove is provided with material returned inclined-plane.The easier material returned.
Operation principle of the present utility model is as follows: when upper die and lower die do not close up, feed metal silk for the production of resistance sees through feed well by charging hole, pass through again the top of compacted under cutter, front end wiry can push up the medial surface of groove, and now the front end of material returned piece is positioned at two side positions of compacted under cutter; Stamping machine drives upper die and lower die to close up, the avris of upper molding cutter coordinates with the avris of base upper groove, wire is cut off, and under the forming tank of upper molding cutter and the effect of deflector chute and compacted under cutter, gradually the wire having cut off is bent into U-shaped; Meanwhile, the plug of patrix, in the process moving downward, drives inclined-plane to match with the inclined-plane of crushing block, and drives crushing block to move to the inside, matches U-shaped two ends wiry extrusion modling in the interior distolateral and both sides of compacted under cutter of crushing block; Also having meanwhile, material returned drive plate, under the effect of driver slot and guide shaft, can drive material returned piece to move backward, makes the front end of material returned piece depart from two side positions of compacted under cutter, thereby can not have influence on crushing block by U-shaped two ends wiry extrusion modling; After cutting, bending and extrusion modling, the forming process of whole resistance has also just completed, now patrix is moved upward, at material returned drive plate under the effect of driver slot and guide shaft, can drive material returned piece to travel forward, make the front end of material returned piece come back to two side positions of compacted under cutter, the front end of material returned piece can back down resistance landing from compacted under cutter, completes the material returned.Again repeat said process, will complete the processing of next resistance, so repeatedly.
The beneficial effects of the utility model are: the utility model is rational in infrastructure, easy to use, and speed of production is fast, efficiency is high, cost is low, one-shot forming.
Accompanying drawing explanation:
Fig. 1 is the main TV structure schematic diagram of the utility model.
Fig. 2 is the utility model lower die structure schematic diagram.
Fig. 3 is the utility model patrix structural representation while being sidelong.
The specific embodiment:
For technological means, creation characteristic that the utility model is realized, reach object and effect is easy to understand, below in conjunction with concrete diagram, further set forth the utility model.
As shown in Figure 1, 2, 3, a kind of sampling resistor one forming mold, comprises patrix 1 and counterdie 2, and counterdie 2 is positioned at the bottom of patrix 1:
Counterdie 2 comprises base plate 21, base 22, guide block 23, crushing block 24, compacted under cutter 25, guide pillar 26 and material returned piece 27, base 22 is fixedly installed on base plate 21 centre positions, top, the centre position of base 22 is provided with the groove 28 of rectangle, compacted under cutter 25 is fixedly installed on the centre position of groove 28, guide block 23 is arranged on the top of base plate 21 and is positioned at two side positions of base 22, the inside portion of guide block 23 is provided with guide groove 29, on base 22, be positioned at the both sides of groove 28 and the position of corresponding compacted under cutter 25 is provided with guide hole 210, guide block 23 have 2 and respectively one end be arranged on the interior other end of guide groove 29 and see through guide hole 210 and extend to groove 28 inside always, an end upside that is positioned at guide groove 29 on guide block 23 is provided with inclined-plane 211, what be positioned at the guide block 23 of the same side and base 22 is transversely provided with the charging hole 212 being located along the same line, the upper surface flush of the height of charging hole 212 and compacted under cutter 25, guide pillar 26 is located at the upside of base plate 21, material returned piece 27 can before and after the inside that is arranged on groove 28 of sliding, the centre position of material returned piece 27 arranges chute 213, the rear side of material returned piece 27 is provided with guide shaft 214, material returned piece 27 slide into front side at present molding cutter 25 be just positioned at the inside of chute 213,
Patrix 1 comprises top board 11, footstock 12, extrusion pin 13, upper molding cutter 14, duct ring 15 and material returned drive plate 16, footstock 12 is arranged on the bottom of top board 11, extrusion pin 13 is arranged on the bottom of top board 11 and is positioned at two side positions of footstock 1, upper molding cutter 14 is arranged on the bottom of footstock 12, duct ring 15 is arranged on the bottom of top board 11, and material returned drive plate 16 is arranged on top board 11 bottom rearward position; The centre position of top molding cutter 14 is provided with forming tank 17, and when patrix 1 and counterdie 2 close up, the upper end of counterdie molding cutter 25 is just positioned at the inside of forming tank 17, and the bottom of upper molding cutter 14 and sidepiece are provided with horizontal deflector chute 18; The inner side, lower end of extrusion pin 13 is provided with and drives inclined-plane 19, when patrix 1 and counterdie 2 close up, drive inclined-plane 19 to match with the inclined-plane 211 of crushing block 24, in two extrusion pin 13, be provided with horizontal feed well 110 being positioned at nearer extrusion pin 13 bottoms of charging hole 212; Duct ring 15 is poured on guide pillar 26; Material returned drive plate 16 is arranged on top board 11 rear side centre positions, bottom, on material returned drive plate 16, be provided with driver slot 111, the bottom of driver slot 111 is positioned at the front portion of material returned drive plate 16, the top of driver slot 111 is positioned at the rear portion of material returned drive plate 16, excessive by deep-slotted chip breaker in the middle of the bottom of driver slot 111 and top, when patrix 1 and counterdie 2 close up, the guide shaft 214 of material returned piece 27 rear sides is just positioned at driver slot 111.
On the inner face of crushing block 24, be provided with extruding deep-slotted chip breaker 215.The front side of groove 28 is provided with material returned inclined-plane 216.
More than show and described basic principle of the present utility model and principal character and advantage of the present utility model.The technical staff of the industry should understand; the utility model is not restricted to the described embodiments; that in above-described embodiment and description, describes just illustrates principle of the present utility model; do not departing under the prerequisite of the utility model spirit and scope; the utility model also has various changes and modifications, and these changes and improvements all fall within the scope of claimed the utility model.The claimed scope of the utility model is defined by appending claims and equivalent thereof.
Claims (3)
1. a sampling resistor one forming mold, comprises upper die and lower die, and described counterdie is positioned at the bottom of patrix, it is characterized in that:
Described counterdie comprises base plate, base, guide block, crushing block, compacted under cutter, guide pillar and material returned piece, described base is fixedly installed on centre position, base plate top, the centre position of base is provided with the groove of rectangle, described compacted under cutter is fixedly installed on the centre position of groove, described guide block is arranged on the top of base plate and is positioned at two side positions of base, the inside portion of guide block is provided with guide groove, on base, be positioned at the both sides of groove and the position of corresponding compacted under cutter is provided with guide hole, described guide block have 2 and respectively one end be arranged in guide groove the other end and see through guide hole and extend to inside grooves always, an end upside that is positioned at guide groove on guide block is provided with inclined-plane, what be positioned at the guide block of the same side and base is transversely provided with the charging hole being located along the same line, the upper surface flush of the height of described charging hole and compacted under cutter, described guide pillar is located at the upside of base plate, described material returned piece can before and after the inside that is arranged on groove of sliding, the centre position of material returned piece arranges chute, the rear side of material returned piece is provided with guide shaft, material returned piece slide into front side at present molding cutter be just positioned at the inside of chute,
Described patrix comprises top board, footstock, extrusion pin, upper molding cutter, duct ring and material returned drive plate, described footstock is arranged on the bottom of top board, extrusion pin is arranged on the bottom of top board and is positioned at two side positions of footstock, described upper molding cutter is arranged on the bottom of footstock, described duct ring is arranged on the bottom of top board, and described material returned drive plate is arranged on top board bottom rearward position; The centre position of described top molding cutter is provided with forming tank, and when upper die and lower die close up, the upper end of counterdie molding cutter is just positioned at the inside of forming tank, and the bottom of upper molding cutter and sidepiece are provided with horizontal deflector chute; The lower end inner side of described extrusion pin is provided with driving inclined-plane, when upper die and lower die close up, drives inclined-plane to match with the inclined-plane of crushing block, in two extrusion pin, is provided with horizontal feed well being positioned at a nearer extrusion pin bottom of charging hole; Described duct ring is poured on guide pillar; Described material returned drive plate is arranged on rear side centre position, top board bottom, on material returned drive plate, be provided with driver slot, the bottom of described driver slot is positioned at the front portion of material returned drive plate, the top of driver slot is positioned at the rear portion of material returned drive plate, excessive by deep-slotted chip breaker in the middle of the bottom of driver slot and top, when upper die and lower die close up, the guide shaft of material returned piece rear side is just positioned at driver slot.
2. a kind of sampling resistor one forming mold according to claim 1, is characterized in that: on the inner face of described crushing block, be provided with extruding deep-slotted chip breaker.
3. a kind of sampling resistor one forming mold according to claim 1, is characterized in that: the front side of described groove is provided with material returned inclined-plane.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420291163.5U CN203973139U (en) | 2014-06-03 | 2014-06-03 | A kind of sampling resistor one forming mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420291163.5U CN203973139U (en) | 2014-06-03 | 2014-06-03 | A kind of sampling resistor one forming mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203973139U true CN203973139U (en) | 2014-12-03 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420291163.5U Expired - Fee Related CN203973139U (en) | 2014-06-03 | 2014-06-03 | A kind of sampling resistor one forming mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203973139U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104057249A (en) * | 2014-06-03 | 2014-09-24 | 安徽来福电子科技有限公司 | Integral processing and shaping mold for sampling resistor |
-
2014
- 2014-06-03 CN CN201420291163.5U patent/CN203973139U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104057249A (en) * | 2014-06-03 | 2014-09-24 | 安徽来福电子科技有限公司 | Integral processing and shaping mold for sampling resistor |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20141203 Termination date: 20160603 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |