CN203778650U - Pneumatic rectifier bridge pin molding machine with replaceable dies - Google Patents
Pneumatic rectifier bridge pin molding machine with replaceable dies Download PDFInfo
- Publication number
- CN203778650U CN203778650U CN201420131359.8U CN201420131359U CN203778650U CN 203778650 U CN203778650 U CN 203778650U CN 201420131359 U CN201420131359 U CN 201420131359U CN 203778650 U CN203778650 U CN 203778650U
- Authority
- CN
- China
- Prior art keywords
- pin
- rectifier bridge
- counterdie
- groove
- forming machine
- 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.)
- Expired - Fee Related
Links
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model discloses a pneumatic rectifier bridge pin molding machine with replaceable dies. The pneumatic rectifier bridge pin molding machine comprises a frame, an upper die and a lower die, wherein a projection is formed on the upper end surface of the lower die; a groove is formed in the upper end surface of the projection; m clamping grooves are formed in the projection; m first pin grooves are formed in the side wall of the projection; second pin grooves are formed from the upper end surface to the side wall of the lower die; the upper die is provided with a horizontal plate and a vertical plate; a plurality of pre-pressing plates are horizontally arranged on the lower end surface of the horizontal plate; guide rods are also arranged on the horizontal plate; the guide rods between every two adjacent pre-pressing plates, as well as between the pre-pressing plates above and the horizontal plate, are sleeved with springs; pin raised lines are arranged on the lower end surface of the pre-pressing plates below; the bottom of the vertical plate is lower than the pin raised lines; the pin raised lines correspond to the upper end surface of the lower die, in which the m second pin grooves are formed; the vertical plate can be in contact with the side wall of the lower die, in which the m second pin grooves are formed. The pneumatic rectifier bridge pin molding machine can simultaneously achieve the advantages of secondary molding, high efficiency and high precision.
Description
Technical field
The utility model relates to a kind of pneumatic type rectifier bridge pin forming machine of replaceable mold.
Background technology
Rectifier bridge has plastic-sealed body and stretches out m pin outside plastic-sealed body, and m pin is welded on pcb board, due to the design general layout of some pcb boards, the m of a rectifier bridge pin need to be carried out to post forming, then weld.At present, generally can manually carry out pin forming by operating personnel, manually pin is carried out to the efficiency of twice moulding successively lower, and precision be poor, uneven with a collection of moulding amplitude, affect the sales volume of product.
Utility model content
For solving the problems of the technologies described above, the purpose of this utility model is to provide a kind of can realize that post forming, efficiency are high, the pneumatic type rectifier bridge pin forming machine of high-precision replaceable mold simultaneously.
For achieving the above object, the technical solution of the utility model is as follows: a kind of pneumatic type rectifier bridge pin forming machine of replaceable mold, in order to m pin of secondary bending rectifier bridge, m is >=1 natural number, described pneumatic type rectifier bridge pin forming machine comprises frame, patrix, counterdie, described patrix and upper and lower corresponding being arranged in frame of counterdie, described frame top is provided with to drive the cylinder of patrix to counterdie motion, the upper surface of described counterdie is provided with projection, the upper surface of described projection is provided with the groove with rectifier bridge form fit, the degree of depth of described groove is less than the thickness of rectifier bridge, on described projection, be provided with m the draw-in groove communicating with groove, on the sidewall of described projection, be provided with m the first pin groove joining with draw-in groove, the upper surface of described counterdie is provided with m the second pin groove joining with the first pin groove to the sidewall of counterdie, described patrix has level board, vertical plate, described level board is vertical with vertical plate, the lower surface of described level board has been horizontally disposed with multiple prefabricating plates, on described level board, be provided with guide post, the top card of described guide post is located in level board and can moves up and down, the bottom of described guide post is fixedly connected with the prefabricating plate of below, on guide post between every adjacent two prefabricating plates and between prefabricating plate and the level board of top, be all arranged with spring, the lower surface of the prefabricating plate of described below is provided with pin raised line, the bottom of described vertical plate is lower than pin raised line, described pin raised line is corresponding with the upper surface of counterdie that is provided with m the second pin groove, described vertical plate is positioned at the top of counterdie one side, described vertical plate can contact with the sidewall of the counterdie that is provided with m the second pin groove.
Preferably, described frame comprises base, two side plates, top board, and described top board is arranged on base by two side plates, and described cylinder is arranged on top board, and the below of described cylinder is provided with drive rod, and described drive rod is fixedly connected with level board through top board.
Preferably, be provided with many first leads on described projection, described level board, multiple prefabricating plate are all set in many first leads.
Preferably, the upper surface of described level board is fixedly installed fairlead, described fairlead is positioned at the below of top board, described drive rod is through fairlead, on the sidewall of described fairlead, be provided with contiguous block, on described contiguous block, be fixedly installed the second lead, the upper surface of described top board is provided with adapter sleeve, and the upper end of described the second lead is successively through top board, adapter sleeve.
Preferably, the bottom of described base is provided with many support columns, on described base, is provided with deep-slotted chip breaker, and described deep-slotted chip breaker is aimed at the sidewall of the counterdie that is provided with m the second pin groove.
Preferably, described counterdie and base and patrix and top board all removably connect.
Preferably, also comprise magnetic valve and jettron, described magnetic valve is arranged on one of them side plate, and described jettron is arranged on top board, and described jettron connects with magnetic valve, and described magnetic valve is connected with cylinder.
Preferably, in described patrix, offer through hole, the aperture, top of described through hole is greater than aperture, bottom, the top diameter of described guide post is less than the aperture, top of through hole and is greater than the aperture, bottom of through hole, the top card of described guide post is located at the top of through hole, and the bottom of described guide post is threaded with the prefabricating plate of below.
Preferably, on the sidewall of described groove, offer at least one loose slot.
Adopt the beneficial effect of the technical program to be: when matched moulds, can realize secondary pin forming, one-shot forming is realized by m draw-in groove, the sidewall that is provided with the projection of m the first pin groove, upper surface and the pin raised line that is provided with the counterdie of m the second pin groove, and post forming is realized by the upper surface, sidewall and the vertical plate that is provided with the counterdie of m the second pin groove of the counterdie that is provided with m the second pin groove; In matched moulds process, multiple prefabricating plates give to provide precompression to rectifier bridge, prevent that rectifier bridge from, in the perk during by post forming of its m pin, having ensured the Forming Quality of a rectifier bridge m pin then; What the arranging of spring ensured that prefabricating plate can be stable provides precompression to rectifier bridge.
Brief description of the drawings
In order to be illustrated more clearly in the technical scheme in the utility model embodiment technology, to the accompanying drawing of required use in embodiment technical description be briefly described below, apparently, accompanying drawing in the following describes is only embodiment more of the present utility model, for those of ordinary skill in the art, do not paying under the prerequisite of creative work
Can also obtain according to these accompanying drawings other accompanying drawing.
Front view when Fig. 1 is the present embodiment die sinking;
Fig. 2 is the partial enlarged drawing at A place in Fig. 1;
Front view when Fig. 3 is the present embodiment matched moulds;
Side view when Fig. 4 is the present embodiment die sinking;
Fig. 5 is the partial enlarged drawing at B place in Fig. 4;
Side view when Fig. 6 is the present embodiment matched moulds;
Fig. 7 is the upward view of patrix in the present embodiment;
Fig. 8 is the top view of counterdie in the present embodiment.
In figure: 10-frame; 11-base; 12-side plate; 13-top board; 14-support column; 15-deep-slotted chip breaker; 20-patrix; 21-level board; 22-vertical plate; 23-prefabricating plate; 24-guide post; 25-spring; 26-pin raised line; 27-fairlead; 28-contiguous block; 29-the second lead; 30-counterdie; 31-projection; 32-groove; 33-draw-in groove; 34-the first pin groove; 35-the second pin groove; 36-the first lead; 37-loose slot; 40-cylinder; 41-drive rod; 50-magnetic valve; 51-jettron.
Detailed description of the invention
Below in conjunction with the accompanying drawing in the utility model embodiment, the technical scheme in the utility model embodiment is clearly and completely described, obviously, described embodiment is only the utility model part embodiment, instead of whole embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are not making the every other embodiment obtaining under creative work prerequisite, all belong to the scope of the utility model protection.
Consult shown in Fig. 1 to Fig. 8, a kind of pneumatic type rectifier bridge pin forming machine of replaceable mold, in order to m pin of secondary bending rectifier bridge, m is >=1 natural number, pneumatic type rectifier bridge pin forming machine comprises frame 10, patrix 20, counterdie 30, patrix 20 and counterdie corresponding being arranged in frame 10 Shang Xia 30, frame 10 tops are provided with the cylinder 40 that drives patrix 20 to move to counterdie 30, the upper surface of counterdie 30 is provided with projection 31, the upper surface of projection 31 is provided with the groove 32 with rectifier bridge form fit, the degree of depth of groove 32 is less than the thickness of rectifier bridge, on projection 31, be provided with m the draw-in groove 33 communicating with groove 32, on the sidewall of projection 31, be provided with m the first pin groove 34 joining with draw-in groove 33, the upper surface of counterdie 30 is provided with m the second pin groove 35 joining with the first pin groove 34 to the sidewall of counterdie 30, patrix 20 has level board 21, vertical plate 22, level board 21 is vertical with vertical plate 22, the lower surface of level board 21 has been horizontally disposed with multiple prefabricating plates 23, on level board 21, be provided with guide post 24, the top card of guide post 24 is located in level board 21 and can moves up and down, the bottom of guide post 24 is fixedly connected with the prefabricating plate of below 23, on guide post 24 between every adjacent two prefabricating plates 23 and between prefabricating plate 23 and the level board 21 of top, be all arranged with spring 25, the lower surface of the prefabricating plate 23 of below is provided with pin raised line 26, the bottom of vertical plate 22 is lower than pin raised line 26, pin raised line 26 is corresponding with the upper surface of counterdie 30 that is provided with m the second pin groove 35, vertical plate 22 is positioned at the top of counterdie 30 1 sides, vertical plate 22 can contact with the sidewall of the counterdie 30 that is provided with m the second pin groove 35.
When pin forming, rectifier bridge is placed in groove 32, what the m of a rectifier bridge pin was corresponding is fastened in m draw-in groove 33, m pin is positioned at the top of the counterdie 30 that is provided with m the second pin groove 35 and stretches out counterdie 30, start cylinder 40, patrix 20 moves down, pin raised line 26 moves to the upper surface of the counterdie 30 that is provided with m the second pin groove 35, vertical plate 22 moves to the sidewall of the counterdie 30 that is provided with m the second pin groove 35, after matched moulds, vertical plate 22 contacts with the sidewall of the counterdie 30 that is provided with the second pin groove 35, each pin is pressed in the first pin groove 34 and the second pin groove 35 corresponding with the first pin groove 34 successively, one-shot forming is by m draw-in groove 33, be provided with the sidewall of the projection 31 of m the first pin groove 34, the upper surface and the pin raised line 26 that are provided with the counterdie 30 of m the second pin groove 35 are realized, post forming is realized by the upper surface, sidewall and the vertical plate 22 that is provided with the counterdie 30 of m the second pin groove 35 of the counterdie 30 that is provided with m the second pin groove 35.In addition, on level board 21, be provided with guide post 24, the top card of guide post 24 is located in level board 21 and can moves up and down, the bottom of guide post 24 is fixedly connected with the prefabricating plate of below 23, on guide post 24 between every adjacent two prefabricating plates 23 and between prefabricating plate 23 and the level board 21 of top, be all arranged with spring 25, in matched moulds process, multiple prefabricating plates 23 give to provide precompression to rectifier bridge, prevent that rectifier bridge is in the perk during by post forming of m pin, then ensured the Forming Quality of a rectifier bridge m pin, the specific works principle of prefabricating plate 23 is: when patrix 20 moves down, vertical plate 22 first contacts with the pin of rectifier bridge, then the prefabricating plate 23 contact rectification bridges of below, push down rectifier bridge, when patrix 20 continues to move down, the prefabricating plate 23 of below no longer moves down, prefabricating plate 23 and the level board 21 of between multiple prefabricating plates 23 and top are in contact with one another, be that multiple prefabricating plates 23 are with respect to moving on level board 21, on multiple prefabricating plates 23, move to rectifier bridge and provide and dodge space, rectifier bridge is subject to precompression, ensureing can perk in the time of pin forming.When die sinking, spring 25 is original state, and after matched moulds, spring 25 is compressed state, and what the arranging of spring 25 ensured that prefabricating plate 23 can be stable provides precompression to rectifier bridge.
Wherein, the concrete structure that cylinder 40 is connected with level board 21 is: frame 10 comprises base 11, two side plates 12, top board 13, top board 13 is arranged on base 11 by two side plates 12, cylinder 40 is arranged on top board 13, the below of cylinder 40 is provided with drive rod 41, and drive rod 41 is fixedly connected with level board 21 through top board 13.
In order to ensure that patrix 20 can move to counterdie 30 stably, on the projection 31 in the present embodiment, be provided with many first leads 36, level board 21, multiple prefabricating plate 23 are all set in many first leads 36.
In order to ensure that the drive rod 41 of cylinder 40 can drive patrix 20 to move up and down stably, the upper surface of the level board 21 in the present embodiment is fixedly installed fairlead 27, fairlead 27 is positioned at the below of top board 13, drive rod 41 is through fairlead 27, on the sidewall of fairlead 27, be provided with contiguous block 28, on contiguous block 28, be fixedly installed the second lead 29, the upper surface of top board 13 is provided with the upper end of adapter sleeve 16, the second leads 29 successively through top board 13, adapter sleeve 16.
Due to rectifier bridge small volume, and after pin post forming, be difficult to from the first pin groove 34, the interior taking-up of the second pin groove 35, in order to address this problem, the bottom of the base 11 in the present embodiment is provided with many support columns 14, on base 11, be provided with deep-slotted chip breaker 15, deep-slotted chip breaker 15 is aimed at the sidewall of the counterdie that is provided with m the second pin groove 35.Be applicable to the thickness that length that m pin of some unprocessed rectifier bridges stretch out counterdie 30 is more than or equal to the sidewall of the counterdie 30 that is provided with the second pin groove 35, by the setting of many support columns 14 and deep-slotted chip breaker 15, provide and take out space to operating personnel, hand is extended base 11 belows by operating personnel, and deep-slotted chip breaker 15 upward moves, taking-up is positioned at the pin of the second pin groove 35 of counterdie 30 sidewalls, takes more for convenience.
In order to increase the applicability of pneumatic type rectifier bridge pin forming machine of this replaceable mold, the counterdie 30 in the present embodiment all removably connects with top board 13 with base 11 and patrix 20.Counterdie 30 is and is threaded with top board 13 with base 11 and patrix 20.
The pneumatic type rectifier bridge pin forming machine of the replaceable mold in the present embodiment also comprises magnetic valve 50 and jettron 51, magnetic valve 50 is arranged on one of them side plate 12, jettron 51 is arranged on top board 13, and jettron 51 connects with magnetic valve 50, and magnetic valve 50 is connected with cylinder 40.While starting cylinder 40, need first press jettron 51, magnetic valve 50 is opened, and 40, cylinder can drive patrix 20 to move down by drive rod 41.
The top card of guide post 24 is located in level board 21 and the concrete structure that can move up and down is: in patrix 20, offer through hole, the aperture, top of through hole is greater than aperture, bottom, the top diameter of guide post 24 is less than the aperture, top of through hole and is greater than the aperture, bottom of through hole, the top card of guide post 24 is located at the top of through hole, and the concrete structure that the bottom of guide post 24 is fixedly connected with the prefabricating plate of below 23 is: the bottom of guide post 24 is threaded with the prefabricating plate of below 23.On the sidewall of groove 32, offer at least one loose slot 37, arranging of at least one loose slot 37 can ensure that circuit board can be not stuck in groove 32, and the loose slot 37 of the present embodiment China is provided with two, and two loose slots 37 are oppositely arranged.
To the above-mentioned explanation of the disclosed embodiments, make professional and technical personnel in the field can realize or use the utility model.To be apparent for those skilled in the art to the multiple amendment of these embodiment, General Principle as defined herein can, in the situation that not departing from spirit or scope of the present utility model, realize in other embodiments.Therefore, the utility model will can not be restricted to these embodiment shown in this article, but will meet the widest scope consistent with principle disclosed herein and features of novelty.
Claims (9)
1. the pneumatic type rectifier bridge pin forming machine of a replaceable mold, in order to m pin of secondary bending rectifier bridge, m is >=1 natural number, it is characterized in that: described pneumatic type rectifier bridge pin forming machine comprises frame, patrix, counterdie, described patrix and upper and lower corresponding being arranged in frame of counterdie, described frame top is provided with to drive the cylinder of patrix to counterdie motion, the upper surface of described counterdie is provided with projection, the upper surface of described projection is provided with the groove with rectifier bridge form fit, the degree of depth of described groove is less than the thickness of rectifier bridge, on described projection, be provided with m the draw-in groove communicating with groove, on the sidewall of described projection, be provided with m the first pin groove joining with draw-in groove, the upper surface of described counterdie is provided with m the second pin groove joining with the first pin groove to the sidewall of counterdie, described patrix has level board, vertical plate, described level board is vertical with vertical plate, the lower surface of described level board has been horizontally disposed with multiple prefabricating plates, on described level board, be provided with guide post, the top card of described guide post is located in level board and can moves up and down, the bottom of described guide post is fixedly connected with the prefabricating plate of below, on guide post between every adjacent two prefabricating plates and between prefabricating plate and the level board of top, be all arranged with spring, the lower surface of the prefabricating plate of described below is provided with pin raised line, the bottom of described vertical plate is lower than pin raised line, described pin raised line is corresponding with the upper surface of counterdie that is provided with m the second pin groove, described vertical plate is positioned at the top of counterdie one side, described vertical plate can contact with the sidewall of the counterdie that is provided with m the second pin groove.
2. the pneumatic type rectifier bridge pin forming machine of a kind of replaceable mold according to claim 1, it is characterized in that: described frame comprises base, two side plates, top board, described top board is arranged on base by two side plates, described cylinder is arranged on top board, the below of described cylinder is provided with drive rod, and described drive rod is fixedly connected with level board through top board.
3. the pneumatic type rectifier bridge pin forming machine of a kind of replaceable mold according to claim 1, is characterized in that: on described projection, be provided with many first leads, described level board, multiple prefabricating plate are all set in many first leads.
4. the pneumatic type rectifier bridge pin forming machine of a kind of replaceable mold according to claim 2, it is characterized in that: the upper surface of described level board is fixedly installed fairlead, described fairlead is positioned at the below of top board, described drive rod is through fairlead, on the sidewall of described fairlead, be provided with contiguous block, on described contiguous block, be fixedly installed the second lead, the upper surface of described top board is provided with adapter sleeve, and the upper end of described the second lead is successively through top board, adapter sleeve.
5. the pneumatic type rectifier bridge pin forming machine of a kind of replaceable mold according to claim 2, it is characterized in that: the bottom of described base is provided with many support columns, on described base, be provided with deep-slotted chip breaker, described deep-slotted chip breaker is aimed at the sidewall of the counterdie that is provided with m the second pin groove.
6. the pneumatic type rectifier bridge pin forming machine of a kind of replaceable mold according to claim 1, is characterized in that: described counterdie and base and patrix and top board all removably connect.
7. the pneumatic type rectifier bridge pin forming machine of a kind of replaceable mold according to claim 1, it is characterized in that: also comprise magnetic valve and jettron, described magnetic valve is arranged on one of them side plate, described jettron is arranged on top board, described jettron connects with magnetic valve, and described magnetic valve is connected with cylinder.
8. the pneumatic type rectifier bridge pin forming machine of a kind of replaceable mold according to claim 1, it is characterized in that: in described patrix, offer through hole, the aperture, top of described through hole is greater than aperture, bottom, the top diameter of described guide post is less than the aperture, top of through hole and is greater than the aperture, bottom of through hole, the top card of described guide post is located at the top of through hole, and the bottom of described guide post is threaded with the prefabricating plate of below.
9. the pneumatic type rectifier bridge pin forming machine of a kind of replaceable mold according to claim 1, is characterized in that: on the sidewall of described groove, offer at least one loose slot.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420131359.8U CN203778650U (en) | 2014-03-21 | 2014-03-21 | Pneumatic rectifier bridge pin molding machine with replaceable dies |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420131359.8U CN203778650U (en) | 2014-03-21 | 2014-03-21 | Pneumatic rectifier bridge pin molding machine with replaceable dies |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203778650U true CN203778650U (en) | 2014-08-20 |
Family
ID=51314878
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420131359.8U Expired - Fee Related CN203778650U (en) | 2014-03-21 | 2014-03-21 | Pneumatic rectifier bridge pin molding machine with replaceable dies |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203778650U (en) |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016041265A1 (en) * | 2014-09-15 | 2016-03-24 | 苏松得 | Inverted type pin forming apparatus for electronic device |
| CN105880419A (en) * | 2016-06-13 | 2016-08-24 | 江苏云意电气股份有限公司 | Bending device of rectifier diode pin and operation method thereof |
| CN108847397A (en) * | 2018-04-20 | 2018-11-20 | 四川旭茂微科技有限公司 | A kind of rectifier bridge pin bending device and its application method |
| CN111215554A (en) * | 2019-11-29 | 2020-06-02 | 沈阳航空航天大学 | Photoelectric sensor PIN multi-angle stamping forming machine and using method thereof |
| CN112605189A (en) * | 2020-12-29 | 2021-04-06 | 江苏烽禾升智能科技有限公司 | Quick bending mechanism for capacitor pins |
-
2014
- 2014-03-21 CN CN201420131359.8U patent/CN203778650U/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2016041265A1 (en) * | 2014-09-15 | 2016-03-24 | 苏松得 | Inverted type pin forming apparatus for electronic device |
| CN105880419A (en) * | 2016-06-13 | 2016-08-24 | 江苏云意电气股份有限公司 | Bending device of rectifier diode pin and operation method thereof |
| CN108847397A (en) * | 2018-04-20 | 2018-11-20 | 四川旭茂微科技有限公司 | A kind of rectifier bridge pin bending device and its application method |
| CN111215554A (en) * | 2019-11-29 | 2020-06-02 | 沈阳航空航天大学 | Photoelectric sensor PIN multi-angle stamping forming machine and using method thereof |
| CN112605189A (en) * | 2020-12-29 | 2021-04-06 | 江苏烽禾升智能科技有限公司 | Quick bending mechanism for capacitor pins |
| CN112605189B (en) * | 2020-12-29 | 2021-07-02 | 江苏烽禾升智能科技有限公司 | Quick bending mechanism for capacitor pins |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN203778650U (en) | Pneumatic rectifier bridge pin molding machine with replaceable dies | |
| CN102672046A (en) | Die for automatically punching, forming and assembling radiating fin of light-emitting diode (LED) lamp | |
| CN103978109A (en) | Side punching and shaping mold for knee protection support | |
| CN203993002U (en) | A kind of keycap ejects stitching integrated machine | |
| CN204277324U (en) | PCB abnormity welding tooling | |
| CN202984450U (en) | Beam part drawing die | |
| CN202893962U (en) | Automatic alignment device of punching die | |
| CN103433386A (en) | Crimping die | |
| CN203887062U (en) | Gold processing mold | |
| CN207205078U (en) | A kind of clamping device for single point incremental forming of sheet metal | |
| CN106427029B (en) | Piece agent fertilizer press machine | |
| CN205765723U (en) | A kind of stator, protecgulum attach together positioning tool | |
| CN205414239U (en) | Semi -automatic round bridge pin bending apparatus | |
| CN209912710U (en) | 1-out-5 integrated inductor die | |
| CN207639089U (en) | A kind of assembled fixture of PCB and shell | |
| CN202555648U (en) | Mould structure for forming a plurality of steel steps in one time | |
| CN203265422U (en) | Assembly-type nine-hole die applied to punching machine | |
| CN207533816U (en) | A kind of punching press mold suitable for more size plain cushions | |
| CN202318956U (en) | Half-automatic keycap press | |
| CN104148510A (en) | Sprocket punching die | |
| CN104353715A (en) | Corrugated plate molding machine | |
| CN205253849U (en) | Light current case curb plate stamping die | |
| CN204309174U (en) | A kind of mold ejection mechanism | |
| CN210059571U (en) | Novel product stamping die | |
| CN204220716U (en) | A kind of corrugated plate forming machine |
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: 20140820 Termination date: 20180321 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |