CN109759505A - Four stations linkage molding die - Google Patents
Four stations linkage molding die Download PDFInfo
- Publication number
- CN109759505A CN109759505A CN201910190619.6A CN201910190619A CN109759505A CN 109759505 A CN109759505 A CN 109759505A CN 201910190619 A CN201910190619 A CN 201910190619A CN 109759505 A CN109759505 A CN 109759505A
- Authority
- CN
- China
- Prior art keywords
- locating piece
- cavity plate
- half cavity
- bottom half
- punch
- 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.)
- Granted
Links
Abstract
The invention belongs to mold design and manufacture technology field, it is related to a kind of four stations linkage molding die, including upper die and lower die, lower die include left and right sides mandrel and cylinder component, mo(u)ld bottom half cavity plate and positioning device component；Mo(u)ld bottom half cavity plate and positioning device component include retaining spring, locating piece, locating piece wedge block, lower die model core and locating piece guide plate；Retaining spring is mounted in the hole of locating piece, is then mounted in the guide groove of positioning guiding plate, then is mounted on the nozzle end face of mo(u)ld bottom half cavity plate；Lower die model core is slidably matched with mo(u)ld bottom half cavity plate, and instantly when cavity plate slide downward, lower die model core is moved upwards；Locating piece wedge block is slidably matched with locating piece；Upper mold includes reset spring, punch-pin and the oblique device of punch-pin；The present invention can be reduced because of the phenomenon that each process separate machined causes product qualification rate caused by secondary deformation low；Manufacturing cost is far below the die manufacturing cost done in four processes, reduces the labor intensity of personnel, improves the service efficiency of equipment.
Description
Technical field
The invention belongs to mold design and manufacture technology field, are related to a kind of four stations linkage molding die, are suitable for vapour
Vehicle exhaust system pipe fitting industry.
Background technique
With the rapid development of automotive light weight technology, the pipe fitting of automobile exhaust system is required higher and higher.Many products are used
Traditional handicraft can no longer meet.Size requirement after the bending of many pipe fittings in deformed region inner spout is very stringent, due to pipe
Mouth is in deformed area, and reduction causes the wall unevenness of inner arc and outer arc even in 15%-30% or so, so commonsense method is not
It is able to satisfy manufacture to require, and the status requirement of the shape and hole at nozzle and other positions is also very stringent, traditional handicraft is not easy
Meet customer requirement.
Traditional production technology is: first bend pipe-Pipe Cutting, the hydraulic sizing-pcketing of deburring-.Using two cave of a mould
Mode is processed, and positions the post-processing other end with one end.Then with the end face positioning process other end after machine-shaping.Processed
Product whole shape is all deformed region in journey, and the positioning in mold cavity is very inaccurate, will cause and is processed into for the first time
Secondary deformation is caused under the action of stress in the port of type, so pipe fitting is difficult time processing conjunction in the mold of traditional handicraft
Lattice need multiple reprocessabilty that could complete.
Summary of the invention
The technical problem to be solved by the present invention is to overcome positioning of the existing technology and be not allowed, make pipe fitting secondary
When processing, as caused by stress deformation the problem of pipe fitting secondary deformation, so providing a mold for being cased with reliable location, mould
Tool is using the linkage motion cutting molding simultaneously of four stations of a type chamber.The key point of mold is reliable positioning datum.
In order to solve the above technical problems, the present invention adopts the following technical scheme that realization, it is described with reference to the drawings as follows:
A, Fig. 1 b, Fig. 1 c refering to fig. 1, product pipe shape figure, for observing product pipe shape.Shown in be the four of pipe fitting
A orientation for needing to process, there is size requirement in each orientation, and pipe end A 23 and gap 26 and sensor nest 24 have relatively
Status requirement is that substep is processed in previous processing technology, is all deformed state since pipe fitting is whole, so every time
It is inaccurate when positioning, and the size that preceding processes can be completed when the reprocessing of subsequent process is due to the effect production of stress
Raw secondary deformation, pipe fitting qualification rate are low.
This mold processes at one time the size and shape of four positions in one set of die with hypercorrect principle.
Since pipe fitting is integrally deformation, positioning is difficult point in a mold, so the positioning method that mold uses is no in the past.
Principle is so that locating piece is moved reciprocatingly using the inclined-plane of oblique device, is determined when forming core shaft does not enter into mold
Position block be in reset state and pipe fitting can be made to position, when forming core shaft enters mold, locating piece compresses go back after forming core shaft into
Enter inside mold cavity.Then mold is upper, and lower impressions clamp pipe fitting under the action of mold clamping force and holddown spring, makes pipe fitting not
Can be mobile, achieve the purpose that process at one time.
A kind of four stations linkage molding die, including upper die and lower die, lower die include mo(u)ld bottom half cavity plate and positioning device component；
The mo(u)ld bottom half cavity plate and positioning device component include lower template 3, mo(u)ld bottom half cavity plate 4, retaining spring 16, locating piece 17,
Locating piece wedge block 18, lower die model core 21 and locating piece guide plate 22；
Nitrogen gas spring is equipped between the mo(u)ld bottom half cavity plate 4 and lower template 3；
The retaining spring 16 is mounted in the hole of locating piece 17, and mounted locating piece 17 and retaining spring 16 are pacified together
In the guide groove of positioning guiding plate 22, it is then fitted on the nozzle end face of mo(u)ld bottom half cavity plate 4；
The lower die model core 21 is fixed in lower template 3, and lower die model core 21 is slidably matched with mo(u)ld bottom half cavity plate 4, works as lower impressions
Under the action of mold clamping force when slide downward, lower die model core 21 moves upwards plate 4；
The locating piece wedge block 18 is mounted in lower template 3, and locating piece wedge block 18 is slidably matched with locating piece 17.
Upper mold described in technical solution includes cope plate 1, mo(u)ld top half cavity plate 2, reset spring 11, punch-pin 13 and the oblique device of punch-pin
12；
11 sets of the reset spring is mounted in the punch-pin pilot hole of mo(u)ld top half cavity plate 2 on punch-pin 13, the oblique device of punch-pin 12 with
Cope plate 1 is fixedly connected, and the oblique device 12 of punch-pin can push punch-pin 13 to move along the punch-pin pilot hole of mo(u)ld top half cavity plate 2；Upper impression
Nitrogen gas spring is set between plate 2 and cope plate 1.
Lower die described in technical solution further includes left side mandrel and cylinder component, right side oil cylinder and mandrel component；
The setting of left side mandrel and cylinder component is identical as the setting of right side oil cylinder and mandrel component, as its of four stations
In two stations；
The left and right side mandrel and cylinder component include forming core shaft 19, when retaining spring 16 and locating piece 17 and under
Cavity plate 4 is under mold clamping force effect when slide downward, and the inclined-plane of locating piece wedge block 18 opens locating piece 17, forming core shaft 19
Into in mold cavity.
The axis of forming core shaft 19 described in technical solution is consistent with the mold cavity axis of mo(u)ld bottom half cavity plate 4.
Compared with prior art the beneficial effects of the present invention are:
This mold can compress original process, can reduce because each process separate machined causes caused by secondary deformation
The low phenomenon of product qualification rate.
The manufacturing cost of this mold is far below the die manufacturing cost that do in four processes.The labour of reduction personnel is strong
Degree, reduces the occupation rate of equipment, greatly improves the service efficiency of equipment.
Detailed description of the invention
The present invention will be further described below with reference to the drawings:
Fig. 1 a is product pipe fitting main view；
Fig. 1 b is product pipe fitting left view；
Fig. 1 c is product pipe fitting rearview；
Fig. 2 is the axonometric drawing of four station of the present invention linkage molding die；
Fig. 3 is the top view of four station of the present invention linkage molding die；
Fig. 4 is the internal structure chart of four station of the present invention linkage molding die；
Fig. 5 is the cavity board inner body location structure figure of four station of the present invention linkage molding die；
Fig. 6 is upper mold internal structure chart；
Fig. 7 is upper mold punch-pin cross-sectional view；
Fig. 8 is nitrogen gas spring structure chart inside upper mold；
Fig. 9 is lower die axonometric drawing；
Figure 10 is left cylinder component axonometric drawing；
Figure 11 is right cylinder component axonometric drawing；
Figure 12 is mo(u)ld bottom half cavity plate and lower template and guide post connection figure；
Figure 13 is mo(u)ld bottom half cavity plate, lower template and nitrogen gas spring connection figure；
Figure 14 is the connection figure of punch-pin, mo(u)ld bottom half cavity plate and lower template；
Figure 15 is mo(u)ld bottom half cavity plate and positioning mechanism connection figure；
Figure 16 is that pipe fitting positions schematic diagram；
Wherein:
1- cope plate；2- mo(u)ld top half cavity plate, 3- lower template；4- mo(u)ld bottom half cavity plate；5- guide holder；6- cylinder support；7- stroke branch
Frame；8- oil cylinder；9- travel switch；10- mandrel chain junctor；11- reset spring；The oblique device of 12- punch-pin；13- punch-pin；14- guide post；
15- nitrogen gas spring；16- retaining spring；17- locating piece；18- locating piece wedge block；19- forming core shaft；20- mandrel guide sleeve；
21- lower die model core；22- locating piece guide plate, 23- pipe end A；24- sensor nest；25- pipe end B；26- gap；27- material returned spiral shell
Nail.28, stop screw.
Specific embodiment
The present invention is explained in detail with reference to the accompanying drawing:
Referring to Fig.2, this mold is made of upper die and lower die two parts.
Refering to Fig. 4, for four station of the present invention linkage molding die internal structure chart；It hides cavity plate and leaks out internal junction
Structure shows the type core in the type core and mo(u)ld bottom half cavity plate in mo(u)ld top half cavity plate.As other two station internal structures in four stations.
It is cavity board inner body location structure figure refering to Fig. 5；For observing the positioning knot of mold cavity intralamellar part
Structure.
Wherein position portion is key point, and mechanism is as follows: refering to fig. 15, retaining spring 16 is mounted on the hole of locating piece 17
In, mounted locating piece 17 and retaining spring 16 are installed along in the guide groove of positioning guiding plate 22, can be free
It is mobile.Two die orifices after installing above together with mo(u)ld bottom half cavity plate 4 are connect, and retaining spring 16 and locating piece 17 are mounted on and lead
Into plate, it is then fitted on the nozzle end face of mo(u)ld bottom half cavity plate 4.Thus install.Its working method is in free state
Lower locating piece 17 is formed the positioning function of pipe fitting in a mold because 16 pressure of retaining spring acts on protrusion die orifice, works as lower impressions
When plate 4 is moved down by mold clamping force effect clamping pipe fitting, locating piece wedge block 18 opens locating piece 17, and mold is closed rear mandrel just
The processing that type chamber completes nozzle can be smoothly entered.
Retaining spring 16, locating piece 17 in two positioning mechanisms are installed in mo(u)ld bottom half cavity plate 4, locating piece wedge block 18
It is mounted in lower template 3, locating piece wedge block 18 is slidably matched with locating piece 17, when retaining spring 16 and locating piece 17 and mo(u)ld bottom half
Cavity plate 4 is under mold clamping force effect when slide downward, and the inclined-plane of locating piece wedge block 18 opens locating piece 17, such forming core shaft
19 can enter in mold cavity, are not limited by locating piece 17, complete the processing of nozzle.
Refering to Fig. 2, Fig. 6, Fig. 7, upper mold includes cope plate 1, mo(u)ld top half cavity plate 2, guide post 14, nitrogen gas spring 15 and material returned spiral shell
Nail 27.
The working principle of upper mold is: refering to Fig. 7,2 punch-pin of mo(u)ld top half cavity plate is mounted on punch-pin 13 by 11 sets of reset spring
In pilot hole, punch-pin oblique device 12 screw is connect with cope plate 1, and the oblique device 12 of punch-pin can push punch-pin 13 along mo(u)ld top half cavity plate 2
Punch-pin pilot hole movement, refering to Fig. 8, nitrogen gas spring 15 is mounted between mo(u)ld top half cavity plate 2 and cope plate 1, can play reset
Effect, can also play the role of compression and support, when cope plate 1 moves down under the action of equipment, at nitrogen gas spring 15
Support mo(u)ld top half cavity plate 2 moves down, after mo(u)ld top half cavity plate 2 and the contact of mo(u)ld bottom half cavity plate 4 by the clamping pipe fitting of nitrogen gas spring 15 and under continuing
Row, at this moment the oblique device 12 of punch-pin pushes punch-pin 13 to move along the punch-pin pilot hole of mo(u)ld top half cavity plate 2, and punch-pin 13 protrudes mo(u)ld top half cavity plate 2
Make formation of tubes sensor nest 24.
Refering to Fig. 9, lower die is consisted of three parts: mandrel and cylinder component, right side oil cylinder and mandrel component on the left of being respectively,
Mo(u)ld bottom half cavity plate and positioning device component.
The setting of 0, Figure 11 refering to fig. 1, left side mandrel and cylinder component is identical as the setting of right side oil cylinder and mandrel component,
It and is existing forming technique.
2, Figure 13, Figure 14 refering to fig. 1, lower template 3, mo(u)ld bottom half cavity plate 4, nitrogen gas spring 15, guide post 14, lower die model core 21
Assembly relation.
Nitrogen gas spring is provided in upper and lower cavity plate hole.
Refering to fig. 14, the effect of lower die model core 21 is that lower die mandrel 21 raises upward when cavity plate 4 is mobile instantly, when
The shaping work of pipe fitting pressure opening position is completed the process after the completion of molding.
Lower die model core 21 is fixed in lower template 3, and lower die model core 21 is slidably matched with mo(u)ld bottom half cavity plate 4, and cavity plate 4 exists instantly
Under the action of mold clamping force when slide downward, lower die model core 21 is moved upwards.
Refering to fig. 15, the connection type of mo(u)ld bottom half cavity plate and positioning device component, by mo(u)ld bottom half cavity plate 4, lower template 3, locating piece
Guide plate 22, retaining spring 16, locating piece 17, locating piece wedge block 18 form.
Refering to fig. 16, the round mouth center of positioning plate guide pad 22 is connect with the type chamber port surface of mo(u)ld bottom half cavity plate 4.
Refering to fig. 13, mo(u)ld bottom half cavity plate 4 clamps pipe fitting under the support of nitrogen gas spring 15, because under mold clamping force effect along guiding
Column moves down, and lower die model core 21 jacks up compacting formation of tubes gap part upwards, and this completes the compactings of four direction
Work.
The working principle of lower die is:
Refering to Fig. 3, Fig. 9, Figure 10, Figure 11, top view and a left side for four station of the present invention linkage molding die, right oil
The operating position of cylinder component, two stations therein as four stations.
A left side, right oil cylinder connect synthesis cylinder component with bracket, are standard component connections, the cylinder bracket part that connects with
Lower template connection, is connected using standard component.Installation site requirement is the axis and mo(u)ld bottom half cavity plate 4 of the forming core shaft 19 of cylinder component
Mold cavity axis it is consistent.A left side, right installation is all to install in this way.Left after upper die and lower die closure, right oil cylinder is started to work, oil
Cylinder pushes forming core shaft 19 to slide Forward in mandrel guide sleeve 20, and mandrel guide sleeve 20 plays guiding role.Forming core shaft 19
It is forwardly inserted the processing that the caliber size of pipe fitting left and right ends is completed in pipe fitting.
Refering to fig. 12, guide post 14 is mounted in lower template 3, wins cooperation using crossing, mo(u)ld bottom half cavity plate 4 is mounted on guide post 14
On；
Nitrogen gas spring 15 is installed, nitrogen gas spring 15 plays reset response, and support is made between mo(u)ld bottom half cavity plate 4 and lower template 3
With pressuring action, lower die model core 21 is connect with lower template 3 with standard component.
Nitrogen gas spring 15 has pressuring action when the mold is closed, and nitrogen gas spring 15 pushes mo(u)ld bottom half cavity plate 4 open when the mold is open
It resets.Instantly lower die model core 21 raises upward and completes the processing of gap 26 when the approach of cavity plate 4 closure.
The connection relationship and working principle of mo(u)ld bottom half cavity plate and positioning device component:
When just starting to work, pipe fitting is put into mold, blocking pipe fitting with locating piece 17 keeps pipe fitting immovable, this
Sample is just clamped in pipe fitting in mo(u)ld bottom half cavity plate 4, plays positioning action.After upper die and lower die closure, oil cylinder 8 pushes forming core shaft
19 Forwards in the meeting compression and back locating piece guide plate 22 of locating piece 17, make forming core shaft when forming core shaft 19 encounters locating piece 17
19 can smoothly enter into the dimensioned that pipe end A 23 and pipe end B 25 are completed in mo(u)ld bottom half cavity plate 4.Oil cylinder 8 drives molding after completing processing
After being moved away from lower impressions plate 4 after mandrel 19, the locating piece 17 under the action of reset spring 16 of locating piece 17 returns to original position,
The position that locating piece 17 is limited by stop screw 28, makes to process next time and goes on smoothly.
The overall process of overall processing is:
Picking up pipe fitting, --- being put into mo(u)ld bottom half cavity plate 4 --- being positioned with locating piece 17 ---, upper mold downlink-mo(u)ld top half cavity plate 2 is under
Cavity plate 4 is closed, and ----nitrogen gas spring 15 supports mo(u)ld top half cavity plate 2 and mo(u)ld bottom half cavity plate 4 to compress pipe fitting ----, and it is complete to continue traveling downwardly mold
Left and right 8 Work Promote forming core shaft 19 of the oil cylinder Forward-of complete closure -- sensor nest 24 and gap 26 are completed during this time ---
Locating piece 17 collapses back in locating piece guide plate 22, and --- forming core shaft 19 is inserted into pipe end A23 and pipe end B25 --- is left, right oil
Cylinder 8 moves back, and ----forming core shaft 19 removes mo(u)ld bottom half cavity plate, and --- it is de- that-locating piece 17 resets ----upper mold opening --- lower die model core 21
Open-the oblique device 12 of punch-pin of upper mold leaves punch-pin 13--- punch-pin 13 and resets under the effect of reset spring 11 -- it sensor nest 24 and slits
Mouth 26 completes --- -- and takes out pipe fittings.
Claims (4)
- Molding die, including upper die and lower die 1. a kind of four stations link, it is characterised in that: lower die includes mo(u)ld bottom half cavity plate and positioning Device assembly；The mo(u)ld bottom half cavity plate and positioning device component include lower template (3), mo(u)ld bottom half cavity plate (4), retaining spring (16), locating piece (17), locating piece wedge block (18), lower die model core (21) and locating piece guide plate (22)；Nitrogen gas spring is equipped between the mo(u)ld bottom half cavity plate (4) and lower template (3)；The retaining spring (16) is mounted in the hole of locating piece (17), mounted locating piece (17) and retaining spring (16) one It rises and is mounted in the guide groove of positioning guiding plate (22), be then fitted on the nozzle end face of mo(u)ld bottom half cavity plate (4)；The lower die model core (21) is fixed on lower template (3), and lower die model core (21) is slidably matched with mo(u)ld bottom half cavity plate (4), instantly Under the action of mold clamping force when slide downward, lower die model core (21) moves upwards cavity plate (4)；The locating piece wedge block (18) is mounted on lower template (3), and locating piece wedge block (18) is matched with locating piece (17) sliding It closes.
- The molding die 2. a kind of four station according to claim 1 links, it is characterised in that:The upper mold includes cope plate (1), mo(u)ld top half cavity plate (2), reset spring (11), punch-pin (13) and the oblique device of punch-pin (12)；The reset spring (11) covers on punch-pin (13), is mounted in the punch-pin pilot hole of mo(u)ld top half cavity plate (2), the oblique device of punch-pin (12) it is fixedly connected with cope plate (1), the oblique device of punch-pin (12) can push punch-pin (13) to be oriented to along the punch-pin of mo(u)ld top half cavity plate (2) Hole movement；Nitrogen gas spring is set between mo(u)ld top half cavity plate (2) and cope plate (1).
- The molding die 3. a kind of four station according to claim 1 links, it is characterised in that:The lower die further includes left side mandrel and cylinder component, right side oil cylinder and mandrel component；The setting of left side mandrel and cylinder component is identical as the setting of right side oil cylinder and mandrel component, as the therein of four stations Two stations；The left and right side mandrel and cylinder component include forming core shaft (19), when retaining spring (16) and locating piece (17) and For mo(u)ld bottom half cavity plate (4) under mold clamping force effect when slide downward, the inclined-plane of locating piece wedge block (18) opens locating piece (17), at Core barrel (19) enters in mold cavity.
- The molding die 4. a kind of four station according to claim 3 links, it is characterised in that:The axis of the forming core shaft (19) is consistent with the mold cavity axis of mo(u)ld bottom half cavity plate (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910190619.6A CN109759505B (en) | 2019-03-13 | 2019-03-13 | Four-station linkage forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910190619.6A CN109759505B (en) | 2019-03-13 | 2019-03-13 | Four-station linkage forming die |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN109759505A true CN109759505A (en) | 2019-05-17 |
| CN109759505B CN109759505B (en) | 2023-10-13 |
Family
ID=66459090
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910190619.6A Active CN109759505B (en) | 2019-03-13 | 2019-03-13 | Four-station linkage forming die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109759505B (en) |
Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090003159U (en) * | 2007-09-28 | 2009-04-01 | 박기수 | Mask |
| CN201317023Y (en) * | 2008-12-19 | 2009-09-30 | 绍兴市天涯实业有限公司 | Pipe punching device |
| WO2010064862A2 (en) * | 2008-12-05 | 2010-06-10 | Park Ki Su | Mask |
| CN202062017U (en) * | 2011-01-29 | 2011-12-07 | 昆山联德精密机械有限公司 | Rounding core pulling mechanism of progressive die |
| CN103521606A (en) * | 2013-10-22 | 2014-01-22 | 上海友升铝业有限公司 | Multi-station automobile aluminum alloy profile bending and punching system |
| CN205587511U (en) * | 2016-05-01 | 2016-09-21 | 湖南财经工业职业技术学院 | Steel pipe crossbeam cut -out press |
| KR20160111349A (en) * | 2016-09-06 | 2016-09-26 | 조석현 | Fine dusk filtering mask for sports with moisture vent valve |
| CN205851664U (en) * | 2016-06-22 | 2017-01-04 | 佛山市顺德区赛恩特实业有限公司 | A kind of automobile silencing circle_curling die of system pipe fitting straight tube |
| CN206622522U (en) * | 2017-04-17 | 2017-11-10 | 宁波立强机械有限公司 | A kind of convertible short tube mould |
| KR101818392B1 (en) * | 2017-03-14 | 2018-01-15 | 정혜순 | Die of press for processing of pipe member |
| KR20180106787A (en) * | 2017-03-16 | 2018-10-01 | 주식회사 더클락웍스 | Mask |
-
2019
- 2019-03-13 CN CN201910190619.6A patent/CN109759505B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| KR20090003159U (en) * | 2007-09-28 | 2009-04-01 | 박기수 | Mask |
| WO2010064862A2 (en) * | 2008-12-05 | 2010-06-10 | Park Ki Su | Mask |
| CN201317023Y (en) * | 2008-12-19 | 2009-09-30 | 绍兴市天涯实业有限公司 | Pipe punching device |
| CN202062017U (en) * | 2011-01-29 | 2011-12-07 | 昆山联德精密机械有限公司 | Rounding core pulling mechanism of progressive die |
| CN103521606A (en) * | 2013-10-22 | 2014-01-22 | 上海友升铝业有限公司 | Multi-station automobile aluminum alloy profile bending and punching system |
| CN205587511U (en) * | 2016-05-01 | 2016-09-21 | 湖南财经工业职业技术学院 | Steel pipe crossbeam cut -out press |
| CN205851664U (en) * | 2016-06-22 | 2017-01-04 | 佛山市顺德区赛恩特实业有限公司 | A kind of automobile silencing circle_curling die of system pipe fitting straight tube |
| KR20160111349A (en) * | 2016-09-06 | 2016-09-26 | 조석현 | Fine dusk filtering mask for sports with moisture vent valve |
| KR101818392B1 (en) * | 2017-03-14 | 2018-01-15 | 정혜순 | Die of press for processing of pipe member |
| KR20180106787A (en) * | 2017-03-16 | 2018-10-01 | 주식회사 더클락웍스 | Mask |
| CN206622522U (en) * | 2017-04-17 | 2017-11-10 | 宁波立强机械有限公司 | A kind of convertible short tube mould |
Also Published As
| Publication number | Publication date |
|---|---|
| CN109759505B (en) | 2023-10-13 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN113714394A (en) | Go up and go out waste material chain link joint blanking device | |
| CN112296180A (en) | Multi-station continuous stamping equipment | |
| CN110548811A (en) | Novel side plastic mould of whole side wall of processing | |
| CN109759505A (en) | Four stations linkage molding die | |
| CN201791813U (en) | Pressure regulator base multi-station continuous die capable of punching four lateral slotted holes | |
| CN208787450U (en) | A kind of electric railway bracket fitting forging and molding mold | |
| CN206527197U (en) | A kind of heat exchanger tank shell flanger | |
| CN210877105U (en) | Novel side plastic mould of whole side wall of processing | |
| CN208542817U (en) | A kind of two-wire continuous stamping die of automobile tube beam counterpart | |
| CN217617234U (en) | Compound mould of car tye processing | |
| CN111958915A (en) | Secondary slide mold | |
| CN215279279U (en) | A plastic frock for car exhaust three-way pipe | |
| CN106426811B (en) | The molding die of fascia with soft mold insert | |
| CN109622765A (en) | A kind of pipe fitting flattening mold | |
| CN212707773U (en) | Mould of automobile-used children's seat epitheca of preparation | |
| CN214977197U (en) | One-way stamping die for arc-shaped sheet metal workpiece | |
| CN209830002U (en) | Four-station linkage forming die | |
| CN113043543B (en) | Injection mold with automobile door plate buckle and gasket self-assembly function | |
| CN211640782U (en) | Three-dimensional oil inlet elbow combined type demoulding mechanism mould | |
| CN210547453U (en) | Automobile casting die for hole flanging | |
| CN103658377A (en) | Three-shaft driving structure mold capable of achieving bi-directional hole flanging | |
| CN219727080U (en) | Ejecting mechanism is superimposed to electric motor car headlight decorative frame injection mold kicking block | |
| CN219786153U (en) | Cold-pushing automatic forming machine for seamless elbow machining | |
| CN218191906U (en) | Based on car pipe fitting bi-polar forming device | |
| CN217290048U (en) | Dovetail type oblique sliding mechanism for machining automobile part progressive die |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant |