CN102825128B - Positioning groove processing die for processing radial rectangular hole in pin - Google Patents
Positioning groove processing die for processing radial rectangular hole in pin Download PDFInfo
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- CN102825128B CN102825128B CN201210325569.6A CN201210325569A CN102825128B CN 102825128 B CN102825128 B CN 102825128B CN 201210325569 A CN201210325569 A CN 201210325569A CN 102825128 B CN102825128 B CN 102825128B
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- plate
- pin
- slot
- location
- fixedly connected
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Abstract
The invention discloses a positioning groove processing die for processing a radial rectangular hole in a pin. The positioning groove processing die comprises a lower die subassembly, an upper die subassembly, a punch (21), a locking mechanism and a guiding mechanism, wherein the lower die subassembly is arranged on a working table; one end of the guiding mechanism is fixedly connected with the lower die subassembly, and the other end of the guiding mechanism is connected in match with the upper die subassembly in a manner of slipping; two processed pins (18) are clamped at each time; polish rods of the pins (18) are oppositely and symmetrically positioned on the lower die subassembly, and fixedly connected to the lower die subassembly through the locking mechanism; the punch (21) is placed between the two pins (18), and the upper end of the punch (21) is fixedly connected with the upper die subassembly; and the two pins (18) are synchronously extruded through the lower end of the punch (21) after the upper die subassembly and the lower die subassembly are closed. With the structure, a positioning groove is adopted for positioning, so that the processed rectangular hole can be avoided being deformed, further, the follow-up processing dimensional precision is higher, and moreover, the production efficiency can also be improved.
Description
Technical field
The present invention relates to technical field of mold, is specifically a kind ofly to nail on the radially locating slot processing mold of slot for tooling pin.
Background technology
Pin is a kind of machine components that are usually used in the Ministry of Railways.The pin of prior art, as shown in fig. 1, comprises head 01 and bar portion 02, and head 01 is plate-like, and bar portion 02 is polished rod, and in bar portion 02, has the slot 03 radially running through.Conventionally, can there is a location when processing this slot 03, on the center of the end face of bar portion 02, make a call to a foreign dotting punch 04.But because pin is cylindrical parts, and foreign dotting punch 04 is also circular pit, therefore, the pin that this method processes often causes the slot distortion processing because location is unstable, or dimensional accuracy is not high, thereby the finished product scrappage of pin is increased greatly.
Summary of the invention
Technical problem to be solved by this invention is, provide a kind of slot that ensures pin to add accurate positioning in man-hour, thus slot is added do not produce man-hour distortion, dimensional accuracy higher, greatly reduce finished product scrappage nail on the radially locating slot processing mold of slot for tooling pin.
For solving the problems of the technologies described above, provided by the inventionly nail on the radially locating slot processing mold of slot for tooling pin, it comprises lower membrane module, upper die component, drift, retaining mechanism and guiding mechanism, described lower membrane module is arranged on workbench, one end of guiding mechanism is fixedly connected with lower membrane module, the other end and upper die component sliding connection; The quantity of processed pin clamped one time is two, polished rod part relatively and symmetry be positioned on lower membrane module, and be fixedly connected on lower membrane module by retaining mechanism; Described drift is positioned at the centre of two pins, and the upper end of drift is fixedly connected with upper die component, two pins is carried out to impact extrusion in the lower end of upper die component and lower membrane module matched moulds back punching head simultaneously.
Described lower membrane module comprises lower bolster, lower bolster, location-plate, left plate and right plate, described lower bolster is fixedly connected on lower bolster by screw, location-plate is connected with lower bolster by straight pin, two described processed pin major parts are towards being placed on location-plate, left plate is locked the pin in left side by the retaining mechanism in left side, and right plate is locked the pin on right side by the retaining mechanism on right side.
The retaining mechanism in described left side is identical with the structure of the retaining mechanism on right side, include two double threaded screws, two connecting rods and a curved bar handle, one end symmetry of two described double threaded screws is connected on the outer face of left plate or right plate, be threaded one end of a connecting rod of the other end of every double threaded screw, two connecting rods (arrange and the other end of two connecting rods simultaneously hinged with curved bar handle.
The head of described pin is positioned at left plate or right plate, and the bar portion of pin is positioned on location-plate, the V-arrangement face that described location-plate and the contact-making surface of pin are indent.
Between described left plate and location-plate, locate by left alignment pin, between right plate and location-plate, locate by right alignment pin.
Described upper die component comprises the cope match-plate pattern, upper padding plate, middle plate, elastic cushion block, capping and the stripper that link together from top to bottom successively, described drift is positioned at upper die component, and the upper end of drift is fixedly connected with upper padding plate, lower end successively after middle plate, elastic cushion block, capping and stripper two pins.
Described stripper tightens accessory and is connected to two groups of punching heads, the quantity of every group of punching head be three and be positioned at pin radially slot directly over, the lower end head of each punching head exposes the lower surface of stripper.
Described guiding mechanism comprises fairlead and guide post, and described fairlead is fixedly connected on cope match-plate pattern, and the lower end of guide post is fixedly connected with lower bolster, and upper end is slidably fitted in fairlead.
On described cope match-plate pattern, be connected with die shank, cope match-plate pattern is provided with inverted T shape through hole, and the lower end of die shank is connected in T shape through hole and the lower surface of die shank is positioned at top, upper padding plate upper surface, and the upper end of die shank is positioned at outside cope match-plate pattern.
Adopt after above structure, the present invention compared with prior art, has the following advantages:
1) owing to first adopting this mold to go out locating slot radially before the radially slot nailing at tooling pin on the polished rod part end face of pin, make to utilize this locating slot to be located in follow-up processing, therefore, this location is very firm, avoid causing the slot distortion processing, thereby make following process dimensional accuracy higher, ensure the product qualified rate of pin;
2) in addition, one pair of mould can be processed two locating slots on pin simultaneously, and production efficiency improves greatly;
3) locking in mould has adopted serial verb construction, and two connecting rods move by curved bar handle simultaneously, more convenient to operate, structure is simpler;
4) on stripper, be provided with after punching head, when this mould carries out impact extrusion locating slot, can radially on slot position, go out three foreign dotting punches in the bar portion of pin, so that the boring of subsequent handling location;
5) in addition, on cope match-plate pattern, connected after die shank, facilitated taking of mould.
Brief description of the drawings
Fig. 1 is the structural representation of pin in prior art.
Fig. 2 is the structural representation of pin of the present invention.
Fig. 3 is the sectional structure schematic diagram of mould of the present invention.
Fig. 4 is the structural representation removing in the present invention after upper die component.
Fig. 5 is the structural representation of retaining mechanism in the present invention.
Wherein:
Prior art: 01, head; 02, bar portion; 03, slot radially; 04, foreign dotting punch;
The present invention: 1, head; 2, bar portion; 3, slot radially; 4, locating slot; 5, fairlead; 6, guide post; 7, curved bar handle; 8, cope match-plate pattern; 9, die shank; 10, upper padding plate; 11, middle plate; 12, elastic cushion block; 13, capping; 14, stripper; 15, connecting rod; 16, double threaded screw; 17, left plate; 18, pin; 19, location-plate; 20, punching head; 21, drift; 22, straight pin; 23, right plate; 24, lower bolster; 25, lower bolster; 26, left alignment pin; 27, right alignment pin.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in more detail.
The structural representation of pin of the present invention is as shown in Figure 2 known, on the end face of pin bar portion 2, has by this mould impact extrusion locating slot radially 4 out, instead of the foreign dotting punch of manually beating in prior art.
Nail on the radially structural representation of the locating slot processing mold of slot from the present invention shown in Fig. 3～Fig. 5 for tooling pin, it comprises lower membrane module, upper die component, drift 21, retaining mechanism and guiding mechanism, described lower membrane module is arranged on workbench, one end of guiding mechanism is fixedly connected with lower membrane module, the other end and upper die component sliding connection.The quantity of processed pin 18 clamped one times is two, polished rod part relatively and symmetry be positioned on lower membrane module, and be fixedly connected on lower membrane module by retaining mechanism.Described drift 21 is positioned at the centre of two pins 18, and the upper end of drift 21 is fixedly connected with upper die component, two pins 18 is carried out to impact extrusion in the lower end of upper die component and lower membrane module matched moulds back punching head 21 simultaneously.
Described lower membrane module comprises lower bolster 25, lower bolster 24, location-plate 19, left plate 17 and right plate 23, described lower bolster 24 is fixedly connected on lower bolster 25 by screw, location-plate 19 is connected with lower bolster 24 by straight pin 22, two described processed pin 18 major parts are towards being placed on location-plate 19, left plate 17 is locked the pin in left side 18 by the retaining mechanism in left side, and right plate 23 is locked the pin on right side 18 by the retaining mechanism on right side.
The retaining mechanism in described left side is identical with the structure of the retaining mechanism on right side, include two double threaded screws 16, two connecting rods 15 and curved bar handles 7, one end symmetry of two described double threaded screws 16 is connected on the outer face of left plate 17 or right plate 23, be threaded one end of a connecting rod 15 of the other end of every double threaded screw 16, two connecting rods 15 be arranged in parallel and the other end of two connecting rods 15 simultaneously hinged with curved bar handle 7.
The head 1 of described pin 18 is positioned at left plate 17 or right plate 23, and the bar portion 2 of pin 18 is positioned on location-plate 19, the V-arrangement face that described location-plate 19 and the contact-making surface of pin 18 are indent.
Between described left plate 17 and location-plate 19, locate by left alignment pin 26, between right plate 23 and location-plate 19, locate by right alignment pin 27.
Described upper die component comprises the cope match-plate pattern 8, upper padding plate 10, middle plate 11, elastic cushion block 12, capping 13 and the stripper 14 that link together from top to bottom successively, described drift 21 is positioned at upper die component, and the upper end of drift 21 is fixedly connected with upper padding plate 10, lower end successively after middle plate 11, elastic cushion block 12, capping 13 and stripper 14 two pins 18.
Described stripper 14 tightens accessory and is connected to two groups of punching heads 20, the quantity of every group of punching head 20 be three and be positioned at pin 18 radially slot 3 directly over, the lower end head of each punching head 20 exposes the lower surface of stripper 14.
Described guiding mechanism comprises fairlead 5 and guide post 6, and described fairlead 5 is fixedly connected on cope match-plate pattern 8, and the lower end of guide post 6 is fixedly connected with lower bolster 25, and upper end is slidably fitted in fairlead 5.
On described cope match-plate pattern 8, be connected with die shank 9, cope match-plate pattern 8 is provided with inverted T shape through hole, and the lower end of die shank 9 is connected in T shape through hole and the lower surface of die shank 9 is positioned at upper padding plate 10 tops, upper surface, and the upper end of die shank 9 is positioned at outside cope match-plate pattern 8.
The course of work of the present invention is as follows: by relative two processed pin bar portions, put into mould, wherein pin bar portion is positioned on the V-arrangement face of location-plate, stem knob portion lays respectively in left plate and right plate, pull curved bar handle, make left plate and right plate and location-plate locking, now, pin is fixed in mould; Restart punch press, upper die component is down moved, until drift impact extrusion goes out the locating slot of two pin bar end surfaces.
Claims (9)
1. one kind nails on the radially locating slot processing mold of slot for tooling pin, it is characterized in that: it comprises lower membrane module, upper die component, drift (21), retaining mechanism and guiding mechanism, described lower membrane module is arranged on workbench, one end of guiding mechanism is fixedly connected with lower membrane module, the other end and upper die component sliding connection; The quantity of processed pin (18) clamped one time is two, polished rod part relatively and symmetry be positioned on lower membrane module, and be fixedly connected on lower membrane module by retaining mechanism; Described drift (21) is positioned at the centre of two pins (18), and the upper end of drift (21) is fixedly connected with upper die component, two pins (18) is carried out to impact extrusion in the lower end of upper die component and lower membrane module matched moulds back punching head (21) simultaneously.
2. according to claim 1ly nail on the radially locating slot processing mold of slot for tooling pin, it is characterized in that: described lower membrane module comprises lower bolster (25), lower bolster (24), location-plate (19), left plate (17) and right plate (23), described lower bolster (24) is fixedly connected on lower bolster (25) by screw, location-plate (19) is connected with lower bolster (24) by straight pin (22), described two processed pins (18) major part is towards being placed on location-plate (19), left plate (17) is locked the pin in left side (18) by the retaining mechanism in left side, right plate (23) is locked the pin on right side (18) by the retaining mechanism on right side.
3. according to claim 2ly nail on the radially locating slot processing mold of slot for tooling pin, it is characterized in that: the retaining mechanism in described left side is identical with the structure of the retaining mechanism on right side, include two double threaded screws (16), two connecting rods (15) and a curved bar handle (7), one end symmetry of described two double threaded screws (16) is connected on the outer face of left plate (17) or right plate (23), be threaded one end of a connecting rod (15) of the other end of every double threaded screw (16), two connecting rods (15) be arranged in parallel and the other end of two connecting rods (15) simultaneously hinged with curved bar handle (7).
4. according to claim 2ly nail on the radially locating slot processing mold of slot for tooling pin, it is characterized in that: the head (1) of described pin (18) is positioned at left plate (17) or right plate (23), it is upper that the bar portion (2) of pin (18) is positioned at location-plate (19), the V-arrangement face that described location-plate (19) and the contact-making surface of pin (18) are indent.
5. according to claim 2ly nail on the radially locating slot processing mold of slot for tooling pin, it is characterized in that: between described left plate (17) and location-plate (19), by left alignment pin (26) location, between right plate (23) and location-plate (19), locate by right alignment pin (27).
6. according to claim 1ly nail on the radially locating slot processing mold of slot for tooling pin, it is characterized in that: described upper die component comprises the cope match-plate pattern (8) linking together from top to bottom successively, upper padding plate (10), middle plate (11), elastic cushion block (12), capping (13) and stripper (14), described drift (21) is positioned at upper die component, and the upper end of drift (21) is fixedly connected with upper padding plate (10), lower end is successively through middle plate (11), elastic cushion block (12), after capping (13) and stripper (14), be positioned between two pins (18).
7. according to claim 6ly nail on the radially locating slot processing mold of slot for tooling pin, it is characterized in that: described stripper (14) tightens accessory and is connected to two groups of punching heads (20), the quantity of every group of punching head (20) be three and be positioned at pin (18) radially slot (3) directly over, the lower end head of each punching head (20) exposes the lower surface of stripper (14).
8. according to claim 1ly nail on the radially locating slot processing mold of slot for tooling pin, it is characterized in that: described guiding mechanism comprises fairlead (5) and guide post (6), described fairlead (5) is fixedly connected on cope match-plate pattern (8), the lower end of guide post (6) is fixedly connected with lower bolster (25), and upper end is slidably fitted in fairlead (5).
9. according to claim 6ly nail on the radially locating slot processing mold of slot for tooling pin, it is characterized in that: on described cope match-plate pattern (8), be connected with die shank (9), cope match-plate pattern (8) is provided with inverted T shape through hole, the lower end of die shank (9) is connected in T shape through hole and the lower surface of die shank (9) is positioned at top, upper padding plate (10) upper surface, and the upper end of die shank (9) is positioned at outside cope match-plate pattern (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210325569.6A CN102825128B (en) | 2012-09-06 | 2012-09-06 | Positioning groove processing die for processing radial rectangular hole in pin |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210325569.6A CN102825128B (en) | 2012-09-06 | 2012-09-06 | Positioning groove processing die for processing radial rectangular hole in pin |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102825128A CN102825128A (en) | 2012-12-19 |
| CN102825128B true CN102825128B (en) | 2014-08-06 |
Family
ID=47328560
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210325569.6A Expired - Fee Related CN102825128B (en) | 2012-09-06 | 2012-09-06 | Positioning groove processing die for processing radial rectangular hole in pin |
Country Status (1)
| Country | Link |
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| CN (1) | CN102825128B (en) |
Family Cites Families (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| SU1754285A1 (en) * | 1990-04-24 | 1992-08-15 | Челябинский Политехнический Институт Им.Ленинского Комсомола | Piercing and blanking die |
| DE59509185D1 (en) * | 1995-09-27 | 2001-05-17 | Bruderer Ag Frasnacht Arbon | Toggle punch press |
| JP3875879B2 (en) * | 2001-12-04 | 2007-01-31 | 昭和電工株式会社 | Forging product manufacturing method, forging die and forging product manufacturing apparatus |
| CN201124201Y (en) * | 2007-11-27 | 2008-10-01 | 重庆工学院 | Non-female die piercing die for pipe with helical type male die end |
| CN201720311U (en) * | 2010-05-19 | 2011-01-26 | 昆山市三众模具制造有限公司 | Automobile door bumper punching die |
| CN201813276U (en) * | 2010-09-15 | 2011-04-27 | 南阳防爆集团股份有限公司 | Stamping die for copper bar air vents of generator rotor |
| CN202715698U (en) * | 2012-09-06 | 2013-02-06 | 宁波刚发实业有限公司 | Locating slot processing die for processing radial rectangle-shaped hole on pin |
-
2012
- 2012-09-06 CN CN201210325569.6A patent/CN102825128B/en not_active Expired - Fee Related
Also Published As
| Publication number | Publication date |
|---|---|
| CN102825128A (en) | 2012-12-19 |
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Granted publication date: 20140806 Termination date: 20180906 |
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| CF01 | Termination of patent right due to non-payment of annual fee |