CN101513658A - One-shot forming die for commutator crotch - Google Patents
One-shot forming die for commutator crotch Download PDFInfo
- Publication number
- CN101513658A CN101513658A CNA2009100970308A CN200910097030A CN101513658A CN 101513658 A CN101513658 A CN 101513658A CN A2009100970308 A CNA2009100970308 A CN A2009100970308A CN 200910097030 A CN200910097030 A CN 200910097030A CN 101513658 A CN101513658 A CN 101513658A
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- punch
- die
- lock dog
- concavo
- commutator
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Abstract
The invention discloses a one-shot forming die for commutator crotch, comprising an upper and lower die frame(4,9), characterized in that: a concavo-convex die(11) is mounted on the lower die frame, a concavo die(13) and a convex die(12) corresponding to the concavo-convex die(11) are mounted on the upper die frame, the concavo die(13) is fixedly connected with the upper die frame, the convex die(12) is movably arranged in the concavo die and interlocked with the concavo die(13) by a convex die locking device, a convex die returning device is mounted above the convex die(12). The invention can realize the one-shot forming of the commutator crotch, improves the production efficiency, reduces the production cost and the percent defective.
Description
[technical field]
The present invention relates to a kind of diel, what be specifically related to is a kind of improvement invention of one-shot forming die for commutator crotch.
[background technology]
At present, the commutator crotch moulding generally is divided into three to four procedures to be finished, and the per pass operation needs a mold, every mold need be installed a punch press, every mould must have corresponding operating personnel to operate, and causes the equipment of taking, waste resource and time, greatly hindered production efficiency, improved production cost, and because commutator crotch moulding process multiple tracks mould, the multiple tracks tolerance build-up makes the tolerance of product become big, be easy to generate waste product, cause the raising of percent defective.
[summary of the invention]
In view of the problem that present known technology exists, the technical problem to be solved in the present invention is to be to provide a kind of one-shot forming die for commutator crotch, and it can realize the commutator crotch one-shot forming, enhances productivity, and reduces production costs, and reduces percent defective.
For solving the problems of the technologies described above, the present invention takes following technical scheme to finish:
A kind of one-shot forming die for commutator crotch; comprise upper and lower mould bases; it is characterized in that: on the mould bases concavo-convex mould is installed under described; punch corresponding with this concavo-convex mould and die are installed on the described top mold frame; die is fixedlyed connected with described top mold frame; punch is movably set in the die, and punch is locked mutually by punch locking device and die, and the top of punch is provided with the punch returning device.Be provided with the die installing plate between described top mold frame and the die, the die installing plate is provided with transverse holes and vertical hole, every group of transverse holes and vertical bore portion are staggered, described punch locking device comprises the punch lock dog, lock dog spring and punch locking bar, punch lock dog and lock dog spring are located in the die installing plate transverse holes, the punch lock dog leans under the effect of lock dog spring at the punch top edge punch and die is locked mutually, the punch lock dog is provided with breach, described punch locking bar is movably arranged in vertical hole of die installing plate, its lower end is fixed, the breach that the punch locking bar passes described punch lock dog pins the punch lock dog, has diameter shrinkage part in the middle of the punch locking bar.Described punch returning device comprises makes bar, beats the top that bar is located at described punch, and top mold frame is stretched out in its upper end.
One-shot forming die for commutator crotch of the present invention, at first top mold frame moves downward, punch makes commutator crotch preformed with the die part of concavo-convex mould, make commutator crotch and commutator axis be an angle of 90 degrees, this moment, punch was pinned by the punch locking device, tightly abut against with die, when top mold frame continues to move downward, the punch locking device unclamps punch, produce between punch and the die and relatively move up and down, under the motionless situation of punch, die continues downwards like this, so die makes the complete moulding of commutator with the punch part of concavo-convex mould, so just realized commutator crotch once moulding on one mould, improve production efficiency, reduced production cost, reduced percent defective.Thus, the technical program compared with prior art has outstanding substantive distinguishing features and obvious improvement.
[description of drawings]
The present invention has following accompanying drawing:
Fig. 1 is product design figure before the commutator crotch moulding
Fig. 2 is product design figure after the commutator crotch moulding
Fig. 3 is a structural representation of the present invention
Fig. 4 is the A-A view of Fig. 2
[specific embodiment]
Accompanying drawing has been represented technical scheme of the present invention and embodiment, further describes each relevant details and operation principle thereof of embodiment below more in conjunction with the accompanying drawings.
Attached Fig. 1 and 2 has represented the product design figure before and after the commutator crotch moulding respectively; with reference to accompanying drawing 3; this one-shot forming die for commutator crotch; comprise top mold frame 4; following mould bases 9; concavo-convex mould 11; punch 12; die 13; punch locking device and punch returning device; concavo-convex mould 11 is fixed on down on the mould bases 9 by concavo-convex mold mounting plate 8; be provided with commutator locating piece 10 in the concavo-convex mould 11; top mold frame 4 is provided with punch 12 and the die 13 corresponding with concavo-convex mould 11; die 13 is fixed on the top mold frame 4 by die installing plate 5; punch 12 is movably set in the die 13; die installing plate 5 has can hold the up and down cavity 3 of punch 12; with reference to accompanying drawing 4; also be provided with three groups of transverse holes and vertical hole of circumference uniform distribution on the die installing plate 5; transverse holes is with vertically the hole is vertical mutually and partly staggered; described punch locking device comprises punch lock dog 14; lock dog spring 15 and punch locking bar 7; punch lock dog 14 is movably set in the transverse holes of die installing plate 5; its inboard termination exposes to the cavity 3 of die installing plate 5; termination, the outside contacts with lock dog spring 15; punch lock dog 14 inboard terminations make between punch 12 and the die 13 locking mutually leaning under the effect of lock dog spring 15 at punch 12 top edges; adjustment screw 16 is used to regulate the degree of tightness of lock dog spring 15; punch lock dog 14 is provided with breach 17; punch locking bar 7 is movably arranged in vertical hole of die installing plate 5; its lower end is fixed on the concavo-convex mold mounting plate 8; punch locking bar 7 passes the breach 17 of punch lock dog 14; its cylindrical pins punch lock dog 14 and (prevents that the punch lock dog from moving in the transverse holes of die installing plate 5; thereby with locking mutually between punch 12 and the die 13); have in the middle of the punch locking bar 7 diameter shrinkage part 6 (when punch 12 when the die part of concavo-convex mould 11 puts commutator crotch preformed in place; these diameter shrinkage part 6 tops will enter the breach 17 of punch lock dog 14; this moment punch lock dog 14 under external force just can the transverse holes of indentation die installing plate 5 in; and punch 12 is under the situation of not pinned by punch lock dog 14; to produce up and down between punch 12 and the die 13 and relatively move; like this under the motionless situation of punch 12; the punch part that die 13 further moves down with concavo-convex mould 11 makes the complete moulding of commutator); described punch returning device comprises makes bar 1; beat the top that bar 1 is located at described punch 12; its upper end is empty to be enclosed within the die shank of top mold frame 4 and to expose to die shank; the top of making bar 1 also is provided with the block (not drawing among the figure) of fixedlying connected with punch press; between the upper end of punch 12 and top mold frame 4, also be provided with spring 2; spring 2 can guarantee that punch 12 is breaking away under the punch lock dog 14 locking situations; make punch 12 downward all the time, can not produce and rock.
During this commutator crotch mould work, the crotch not commutator product of moulding is placed on the commutator locating piece 10, the moulding crotch is not up, punch press drift promotion top mold frame 4 moves downward then, at punch 12 before the moulding crotch does not contact with commutator, punch locking bar 7 cylindricals are positioned at the breach 17 of punch lock dog 14, the punch lock dog is pinned, the punch lock dog leans punch, punch and die are locked mutually, when top mold frame continues downwards, punch 12 will make commutator crotch preformed with the die part of concavo-convex mould 11, make commutator crotch and commutator axis be an angle of 90 degrees, when commutator crotch preformed puts in place, diameter shrinkage part 6 upper ends of punch locking bar 7 enter breach 17 positions of punch lock dog 14 at this moment, so, in the transverse holes of punch lock dog 14 indentation die installing plate 5 under the effect of punch 12 radial loads, just can produce up and down between punch and the die like this and relatively move, under the motionless situation of punch 12, the punch part that die 13 further moves down with concavo-convex mould 11 makes the complete moulding of commutator, after the complete moulding of commutator crotch, the punch press drift drives top mold frame upwards, making bar 1 simultaneously moves upward, run into block, and punch continues upwards, so punch is return under the pressure effect of making bar 1, punch 12 is pinned by punch lock dog 14 again, takes out the commutator product after the moulding then, carries out the moulding of next commutator product.
Claims (3)
1. one-shot forming die for commutator crotch; comprise upper and lower mould bases (4,9); it is characterized in that: on the mould bases (9) concavo-convex mould (11) is installed under described; punch (12) and the die (13) corresponding with this concavo-convex mould (11) are installed on the described top mold frame (4); die (13) is fixedlyed connected with described top mold frame (4); punch (12) is movably set in the die, and punch (12) is by punch locking device and die (13) locking mutually, and the top of punch (12) is provided with the punch returning device.
2. one-shot forming die for commutator crotch as claimed in claim 1, it is characterized in that: be provided with die installing plate (5) between described top mold frame (4) and the die (13), die installing plate (5) is provided with transverse holes and vertical hole, every group of transverse holes and vertical bore portion are staggered, described punch locking device comprises punch lock dog (14), lock dog spring (15) and punch locking bar (7), punch lock dog (14) and lock dog spring (15) are located in die installing plate (5) transverse holes, punch lock dog (14) leans under the effect of lock dog spring (15) at punch (12) top edge and makes the locking mutually of punch (12) and die (13), punch lock dog (14) is provided with breach (17), described punch locking bar (7) is movably arranged in vertical hole of die installing plate (5), its lower end is fixed, the breach (17) that punch locking bar (7) passes described punch lock dog (14) pins punch lock dog (14), has diameter shrinkage part (6) in the middle of the punch locking bar (7).
3. one-shot forming die for commutator crotch as claimed in claim 2 is characterized in that: described punch returning device comprises makes bar (1), beats the top that bar (1) is located at described punch (12), and top mold frame (4) is stretched out in its upper end.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100970308A CN101513658B (en) | 2009-03-26 | 2009-03-26 | One-shot forming die for commutator crotch |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009100970308A CN101513658B (en) | 2009-03-26 | 2009-03-26 | One-shot forming die for commutator crotch |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN101513658A true CN101513658A (en) | 2009-08-26 |
| CN101513658B CN101513658B (en) | 2010-07-21 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009100970308A Active CN101513658B (en) | 2009-03-26 | 2009-03-26 | One-shot forming die for commutator crotch |
Country Status (1)
| Country | Link |
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| CN (1) | CN101513658B (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102847814A (en) * | 2012-09-28 | 2013-01-02 | 无锡市亚青机械厂 | Rim punching die structure of ballast machine |
| CN104128491A (en) * | 2013-12-19 | 2014-11-05 | 中国重汽集团柳州运力专用汽车有限公司 | Hook plate profiling die |
| CN106955936A (en) * | 2017-03-29 | 2017-07-18 | 郑荣波 | High-speed stamping die blanking shaping synchrolock, which is fixedly mounted with, to be put |
| CN110768080A (en) * | 2019-10-30 | 2020-02-07 | 瑞安市博宇电器有限公司 | Novel commutator hook bending machine and hook lower die |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD155393A1 (en) * | 1980-12-19 | 1982-06-09 | Klaus Friedel | CUTTING TOOL |
| JP2003164114A (en) * | 2001-11-22 | 2003-06-06 | Ohashi Technica Inc | Plane rectifier, copper-made annular component and manufacturing method therefor, and groove-forming die |
| CN201374491Y (en) * | 2009-03-26 | 2009-12-30 | 安固集团有限公司 | One-step molding mould of diverter hook |
-
2009
- 2009-03-26 CN CN2009100970308A patent/CN101513658B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DD155393A1 (en) * | 1980-12-19 | 1982-06-09 | Klaus Friedel | CUTTING TOOL |
| JP2003164114A (en) * | 2001-11-22 | 2003-06-06 | Ohashi Technica Inc | Plane rectifier, copper-made annular component and manufacturing method therefor, and groove-forming die |
| CN201374491Y (en) * | 2009-03-26 | 2009-12-30 | 安固集团有限公司 | One-step molding mould of diverter hook |
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102847814A (en) * | 2012-09-28 | 2013-01-02 | 无锡市亚青机械厂 | Rim punching die structure of ballast machine |
| CN102847814B (en) * | 2012-09-28 | 2016-03-02 | 无锡市亚青机械厂 | Ballast machine rim punch die structure |
| CN104128491A (en) * | 2013-12-19 | 2014-11-05 | 中国重汽集团柳州运力专用汽车有限公司 | Hook plate profiling die |
| CN106955936A (en) * | 2017-03-29 | 2017-07-18 | 郑荣波 | High-speed stamping die blanking shaping synchrolock, which is fixedly mounted with, to be put |
| CN106955936B (en) * | 2017-03-29 | 2019-01-29 | 郑荣波 | High-speed stamping die blanking molding synchrolock, which is fixedly mounted with, to be set |
| CN110768080A (en) * | 2019-10-30 | 2020-02-07 | 瑞安市博宇电器有限公司 | Novel commutator hook bending machine and hook lower die |
Also Published As
| Publication number | Publication date |
|---|---|
| CN101513658B (en) | 2010-07-21 |
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