CN205926987U - Hinge side direction riveted stamping die - Google Patents
Hinge side direction riveted stamping die Download PDFInfo
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- CN205926987U CN205926987U CN201620912782.0U CN201620912782U CN205926987U CN 205926987 U CN205926987 U CN 205926987U CN 201620912782 U CN201620912782 U CN 201620912782U CN 205926987 U CN205926987 U CN 205926987U
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- hinge
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- die shoe
- cope match
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Abstract
The utility model discloses a hinge side direction riveted stamping die, including lower membrane module with rather than corresponding last membrane module, the membrane module includes the sliding block set spare of lower bolster, the fixed subassembly of hinge and two slide wedge mechanisms down, and the sliding block set spare of every slide wedge mechanism all has an ability horizontal slip's slider, and the end connection of this slider has a riveted joint, and the slider can drive the riveted joint to carry out horizontal migration and rivet the hinge that the hinge was fixed on the subassembly through the riveted joint, going up the membrane module and including cope match -plate pattern, material pressing component and two slide wedges, material pressing component sets up on the cope match -plate pattern, and material pressing component can follow that the cope match -plate pattern reciprocate and fix hinge on the subassembly to the hinge and compress tightly fixedly, and two slide wedges can cooperate with the slider in the sliding block set spare of two slide wedge mechanisms respectively. The utility model discloses the fixed subassembly of hinge can be fixed two hinges simultaneously, not only can improve production efficiency, can also promote the riveting quality.
Description
Technical field
The utility model is related to rivet the technical field of hinge, the diel of the lateral riveting of more particularly, to a kind of hinge.
Background technology
Existing hinge is most of to be connect using rotation riveting or positive sleeving and riveting, and the efficiency of rotation riveting is less than sleeving and riveting, and positive sleeving and riveting is not
Good positioning, positioning is inaccurate will to lead to deformation of products after riveting again, and size does not reach requirement, the workload of increase subsequent correction.Base
In the problems referred to above, this case thus produces.
Utility model content
The purpose of this utility model is to provide a kind of hinge that can improve to rivet efficiency, the hinge of lifting hinge riveting quality
The diel of the lateral riveting of chain.
For solving above-mentioned technical problem, the utility model provides technical scheme below：
A kind of diel of the lateral riveting of hinge, including lower mold assemblies and upper die component corresponding thereto；
Lower mold assemblies include the slide block assembly of lower template, hinge fixation kit and two Wedge mechanisms, hinge fixation kit
It is fixed in lower template and for being fixed to hinge, hinge fixation kit includes the first die shoe, the second die shoe and two
Arrange before and after individual positioning seat, the first die shoe and the second die shoe, two positioning seats are located at the both sides of the first die shoe respectively, two
The slide block assembly of individual Wedge mechanism is arranged at being located at the both sides of hinge fixation kit, each Wedge mechanism in lower template and respectively
Slide block assembly be respectively provided with one can the slide block that slides of level, the end of this slide block is connected with a riveted joint, and slide block can drive riveting
Head is moved horizontally and by riveted joint, the hinge on hinge fixation kit is riveted；
Upper die component includes cope match-plate pattern, binder assembly and two wedges, and binder assembly is arranged on cope match-plate pattern, binder assembly
Can move up and down with cope match-plate pattern and the hinge on hinge fixation kit is fixed, two wedges are each attached to cope match-plate pattern
Both sides that are upper and being located at binder assembly respectively, two wedges can be matched with the slide block in the slide block assembly of two Wedge mechanisms respectively
Close, two wedges all can move up and down with cope match-plate pattern and the slide block in the slide block assembly of two Wedge mechanisms can be promoted respectively to carry out
Move horizontally.
Further, the first die shoe is higher than the second die shoe, and on the second die shoe, left and right is respectively equipped with locating piece, each
Locating piece includes two positioning module units, arranges before and after two positioning module units, and two positioning module units are respectively equipped with first
Location hole, the first positioning in the hole is provided with the first alignment pin coordinating with it, and the first alignment pin can pass through and be placed on hinge on locating piece
Installing hole on chain rotor plate simultaneously positions to hinge rotor plate, and described positioning seat is interval with two the second location holes,
Second positioning in the hole is provided with the second alignment pin coordinating with it, and the second alignment pin can pass through and be placed on positioning seat upper hinge fixed plate
On installing hole and hinge fixing plate is fixed.
Further, the both sides of the edge on the first die shoe are vertically provided with a breach at the second die shoe respectively, lack
The supporting surface of hinge fixing plate is formed on the bottom of mouth.
Further, the first die shoe protrudes to both sides respectively and forms a support column, and this support column is arranged on and riveted joint
Corresponding position.
Further, the end of described support column is provided with the stopper slot matching with the rivet cap of rivet in hinge.
Further, the slide block assembly of two Wedge mechanisms also has a slide rail, and slide rail is provided with chute, and described slide block is slided
It is located in chute, the lower section of slide rail is provided with lower cushion block, and lower cushion block is fixed in lower template, and the bottom of lower cushion block is provided with keyway, under
It is fixed with positioning key, this positioning bond energy is matched with keyway in template.
Further, the outer ledge formation protruding upward block at described lower cushion block top.
Further, binder assembly includes holding pad, two the first mold inserts and second mold insert, and holding pad is arranged on
In template, two the first mold inserts are each attached on holding pad and corresponding with two positioning seats respectively, the equal energy of two the first mold inserts
Move up and down with cope match-plate pattern and can be pressed together on respectively on two positioning seats, two the first mold inserts are respectively provided with a v notch v,
Described riveted joint can pass through the bar v notch v hinge on hinge fixation kit is riveted, the second mold insert and the second die shoe
Accordingly it is fixed on cope match-plate pattern, the second mold insert can move up and down with cope match-plate pattern and can be pressed together on the second die shoe.
Further, described upper die component also includes the upper padding plate being fixed on cope match-plate pattern, and upper padding plate is provided with several
Compression spring, described holding pad is fixed in compression spring and can move with the flexible of compression spring, on described upper padding plate
It is fixed with least one guide pillar, guide pillar passes through holding pad and extends to the outside of holding pad, and described first die shoe is provided with
The guide hole matching with guide pillar.
Further, described lower mold assemblies also include two leads, and two leads are located at hinge fixation kit respectively
Both sides, two leads are vertically arranged；Described upper die component also includes two fairleads, and two fairleads are separately positioned on pressure
The both sides of material assembly, two fairleads respectively can be with two lead corresponding matching.
The utility model hinge fixation kit can be fixed to two hinges simultaneously, and two wedges can drive two simultaneously
Individual slide block moves horizontally, and then two slide blocks drive riveted joint two hinges to be riveted such that it is able to be improved respectively simultaneously
Production efficiency.
In the utility model, hinge fixation kit is capable of the fixation to hinge, when hinge is riveted, can guarantee that riveting
During hinge position stability, lifted riveting quality.
Brief description
Fig. 1 is that a kind of diel of the lateral riveting of hinge rivets structure chart during hinge；
Fig. 2 is the exploded view of lower mold assemblies and upper die component in a kind of lateral diel riveting of hinge；
Fig. 3 is the structure chart of upper die component in a kind of lateral diel riveting of hinge；
Fig. 4 is the structure chart of hinge；
Fig. 5 is the structure chart of hinge fixation kit in a kind of lateral lower mold assemblies of diel riveting of hinge.
Specific embodiment
Purpose, technical scheme and advantage for making the utility model embodiment are clearer, new below in conjunction with this practicality
Accompanying drawing in type embodiment, is clearly and completely described it is clear that being retouched to the technical scheme in the utility model embodiment
The embodiment stated is a part of embodiment of the utility model, rather than whole embodiments.
In the description of the technical program it is to be understood that term " " center ", " longitudinal ", " horizontal ", "front", "rear",
The orientation of instruction such as "left", "right", " vertical ", " level ", " top ", " bottom " " interior ", " outward " or position relationship are based on accompanying drawing institute
The orientation showing or position relationship, are for only for ease of the description present invention and simplify description, rather than the dress of instruction or hint indication
Put or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that protecting to the present invention
The restriction of scope, the utility model is described in further detail below in conjunction with the accompanying drawings.
A kind of diel of the lateral riveting of hinge, as depicted in figs. 1 and 2, including lower mold assemblies 1 with corresponding thereto
Upper die component 2；
As shown in Fig. 2 lower mold assemblies 1 include the slide block assembly of lower template 11, hinge fixation kit and two Wedge mechanisms,
Hinge fixation kit is fixed in lower template 11 and for being fixed to hinge, hinge fixation kit includes the first die shoe
12nd, arrange before and after the second die shoe 13 and two positioning seats 14, the first die shoe 12 and the second die shoe 13, two positioning seats 14
It is located at the both sides of the first die shoe 12 respectively, the slide block assembly of two Wedge mechanisms is arranged in lower template 11 and is located at respectively
The both sides of hinge fixation kit, the slide block assembly of each Wedge mechanism is respectively provided with the slide block 15 that an energy level is slided, this slide block 15
End be connected with a riveted joint 19, riveted joint 19 can be driven to be moved horizontally for slide block 15 and to be passed through riveted joint 19 solid to hinge
The hinge determined on assembly is riveted；
As shown in figure 3, upper die component 2 includes cope match-plate pattern 21, binder assembly and two wedges 26, binder assembly is arranged on
In template 21, binder assembly can move up and down with cope match-plate pattern 21 and the hinge on hinge fixation kit is fixed, two
Individual wedge 26 is each attached to be located at the both sides of binder assembly on cope match-plate pattern 21 and respectively, and two wedges 26 respectively can be with two wedges
Slide block 15 in the slide block assembly of mechanism matches, and two wedges 26 all can move up and down with cope match-plate pattern 21 and can promote two respectively
Slide block 15 in the slide block assembly of individual Wedge mechanism is moved horizontally.
As shown in figure 4, hinge 5 includes hinge fixing plate 51, hinge rotor plate 52 and rivet 53, hinge fixing plate 51, hinge
Hinge hole is equipped with chain rotor plate 52, rivet 53 through the riveted holes on hinge fixing plate 51, hinge rotor plate 52 and will cut with scissors
Chain fixed plate 51, hinge rotor plate 52 are riveted together, and hinge rotor plate 52 can be rotated with respect to hinge fixing plate 51.
When riveting to hinge, step is as follows：
1 as shown in figure 5, rivet 53 passes through the hinge hole on hinge fixing plate 51, hinge rotor plate 52；
2 as shown in figure 5, be fixed on the lower end of hinge fixing plate 51 on positioning seat 14, and hinge rotor plate 52 is pressed on
On two die shoes 13, the rivet cap of rivet 53 is resisted against the first die shoe 12；
3rd, as shown in Fig. 5 and Fig. 2, forcing press drives upper die component to move down, and binder assembly can move down and right with cope match-plate pattern 21
Hinge on hinge fixation kit is fixed；
4th, as shown in Fig. 5 and Fig. 2, wedge 26 all can move down and can promote respectively the slide block group of Wedge mechanism with cope match-plate pattern 21
Slide block 15 in part is moved horizontally, thus riveted joint 19 can be driven to be moved horizontally for slide block 15 and to be passed through riveted joint 19 right
Hinge on hinge fixation kit is riveted.
The present embodiment hinge fixation kit can be fixed to two hinges simultaneously, and that is, the hinge in two hinges rotates
Plate is pressed at the both sides of the edge of the second die shoe respectively, and the lower end of the hinge fixing plate in two hinges is separately fixed at positioning
On seat, two wedges can drive two slide blocks to move horizontally simultaneously, and then two slide blocks drive riveted joint simultaneously to two respectively
Hinge is riveted such that it is able to improve production efficiency.
In the present embodiment, hinge fixation kit is capable of the fixation to hinge, when hinge is riveted, can guarantee that and riveted
The stability of hinge position in journey, lifts riveting quality.
The present embodiment passes through Wedge mechanism（The i.e. cooperation of wedge and slide block）To realize the riveting to hinge, to be on the one hand easy to
Positioning to hinge so that diel overall volume is less, connection and reasonable arrangement, on the other hand can lift riveting quality.
It is preferred that as shown in figure 5, the first die shoe 12 is higher than the second die shoe 13 on the basis of above-described embodiment, the
On two die shoes 13, left and right is respectively equipped with locating piece 16, and each locating piece 16 includes two locating piece 16 units, two locating pieces
Before and after Unit 16 arrange, two locating piece 16 units are respectively equipped with the first location hole 161, be provided with the first location hole 161 with
First alignment pin 17 of its cooperation, the first alignment pin 17 can pass through the installing hole being placed on locating piece 16 upper hinge rotor plate 52
And hinge rotor plate is positioned, described positioning seat 14 is interval with two the second location holes 141, the second positioning in the hole sets
There is the second alignment pin 18 coordinating with it, the second alignment pin 18 can pass through the peace being placed in positioning seat 14 upper hinge fixed plate 51
Dress hole is simultaneously fixed to hinge fixing plate.
It is preferred that as shown in figure 5, both sides of the edge on the first die shoe 12 are near on the basis of above-described embodiment
Vertically it is provided with a breach 121 respectively, the supporting surface of hinge fixing plate is formed on the bottom of breach 121 at two die shoes 13.
The supporting surface of the present embodiment breach can increase the area of supporting hinges rotor plate, preferably fixed hinge.
It is preferred that as shown in figure 5, the first die shoe 12 protrudes formation to both sides respectively on the basis of above-described embodiment
One support column 122, this support column 122 is arranged on the position corresponding with riveted joint 19.
The present embodiment passes through to arrange support column, and, when riveting to rivet, the rivet cap of rivet can be against for riveted joint
In the end of support column, the effect of the rivet cap of support rivet, more preferable locating hinge can be played, improve riveting quality.
On the basis of above-described embodiment it is preferred that as shown in figure 5, the end of described support column 122 be provided with hinge in
The stopper slot 1221 that the rivet cap of rivet 53 matches.
The present embodiment passes through to arrange stopper slot, before hinge is riveted, the rivet cap of rivet in the end of support column
Can coordinate in stopper slot, thus preferably positioning to hinge, lifting riveting quality and precision further.
It is preferred that as shown in Fig. 2 the slide block assembly of two Wedge mechanisms also has one on the basis of above-described embodiment
Slide rail 101, slide rail 101 is provided with chute 102, and described slide block 15 is slidably installed in chute 102, and the lower section of slide rail 101 is provided with underlay
Block 103, lower cushion block 103 is fixed in lower template 11, and the bottom of lower cushion block 103 is provided with keyway（In figure is not shown）, lower template 11
On be fixed with positioning key（In figure is not shown）, this positioning bond energy matched with keyway.
The present embodiment lower cushion block can play the effect supporting the slide block assembly fixing two Wedge mechanisms, fixed by setting
Position key and keyway can be fixed to the position of lower cushion block.
On the basis of above-described embodiment it is preferred that as shown in Fig. 3 and Fig. 2, the outer side edges at described lower cushion block 103 top
Edge is protruding upward to form block 1031.
The present embodiment passes through to arrange block, slide rail can be played and limit fixing effect it is ensured that the stablizing of Wedge mechanism
Property.
On the basis of above-described embodiment it is preferred that as shown in Fig. 3 and Fig. 2, binder assembly includes holding pad 22, two
First mold insert 23 and second mold insert 24, holding pad 22 is arranged on cope match-plate pattern 21, and two the first mold inserts 23 are each attached to press
On flitch 22 and corresponding with two positioning seats 14 respectively, two the first mold inserts 23 all can move up and down with cope match-plate pattern 21 and can divide
It is not pressed together on two positioning seats 14, two the first mold inserts 23 are respectively provided with a v notch v 231, described riveted joint 19 can be worn
Cross bar v notch v 231 and the hinge on hinge fixation kit is riveted, the second mold insert 24 is corresponding with the second die shoe 13
Be fixed on cope match-plate pattern 21, the second mold insert 24 can move up and down with cope match-plate pattern 21 and can be pressed together on the second die shoe 13.
On the basis of above-described embodiment it is preferred that as shown in Fig. 3 and Fig. 2, described upper die component 2 also includes being fixed on
Upper padding plate 25 on cope match-plate pattern 21, upper padding plate 25 is provided with several compression springs（In figure is not shown）, described holding pad 22 is admittedly
It is scheduled in compression spring and can move with the flexible of compression spring, described upper padding plate 25 is fixed with least one guide pillar
27, guide pillar 27 passes through holding pad 22 and extends to the outside of holding pad 22, and described first die shoe 12 is provided with and guide pillar 27 phase
The guide hole 123 of cooperation.
On the basis of above-described embodiment it is preferred that as shown in Fig. 3 and Fig. 2, described lower mold assemblies 1 also include two leads
To post 104, two leads 104 are located at the both sides of hinge fixation kit respectively, and two leads 104 are vertically arranged；On described
Membrane module 2 also includes two fairleads 201, and two fairleads 201 are separately positioned on the both sides of binder assembly, two fairleads
201 respectively can be with two lead 104 corresponding matching.
On the basis of above-described embodiment it is preferred that as shown in Fig. 3 and Fig. 2, the corner of lower template 11 is respectively equipped with
Column 105, described cope match-plate pattern 21 is provided with four upper pillar stands matching respectively 202 with lower pillar stand 105, and riveted joint 19 is to hinge
When carrying out hinged, upper pillar stand 202 can be against cooperation on lower pillar stand 105, thus ensureing the stability of articulated procedures, lifting is hinged
Quality.
Various embodiments above is only in order to illustrate the technical solution of the utility model, but the utility model is not limited to this in fact
Apply mode, person of ordinary skill in the field possess ken in, without departing from the utility model objective
Under the premise of, can also make a variety of changes.Person of ordinary skill in the field from above-mentioned design, without creativeness
Work, done a variety of conversion, all fall within protection domain of the present utility model.
Claims (10)
1. a kind of diel of the lateral riveting of hinge is it is characterised in that include lower mold assemblies and upper module corresponding thereto
Part；
Lower mold assemblies include the slide block assembly of lower template, hinge fixation kit and two Wedge mechanisms, and hinge fixation kit is fixed
In lower template and for being fixed to hinge, it is fixed that hinge fixation kit includes the first die shoe, the second die shoe and two
Position seat, is arranged before and after the first die shoe and the second die shoe, and two positioning seats are located at the both sides of the first die shoe respectively, and two tiltedly
The slide block assembly of wedge mechanism is arranged at being located at the both sides of hinge fixation kit, the cunning of each Wedge mechanism in lower template and respectively
Block assembly is respectively provided with the slide block that an energy level is slided, and the end of this slide block is connected with a riveted joint, and slide block can drive riveted joint to enter
Row is moved horizontally and by riveted joint, the hinge on hinge fixation kit is riveted；
Upper die component includes cope match-plate pattern, binder assembly and two wedges, and binder assembly is arranged on cope match-plate pattern, and binder assembly can be with
Cope match-plate pattern moves up and down and the hinge on hinge fixation kit is fixed, and two wedges are each attached on cope match-plate pattern simultaneously
It is located at the both sides of binder assembly respectively, two wedges can be matched with the slide block in the slide block assembly of two Wedge mechanisms respectively,
Two wedges all can move up and down with cope match-plate pattern and the slide block in the slide block assembly of two Wedge mechanisms can be promoted respectively to carry out water
Translation is dynamic.
2. a kind of diel of the lateral riveting of hinge according to claim 1 is it is characterised in that the first die shoe is higher than
Second die shoe, on the second die shoe, left and right is respectively equipped with locating piece, and each locating piece includes two positioning module units, and two fixed
Arrange before and after the module unit of position, two positioning module units are respectively equipped with the first location hole, the first positioning in the hole is provided with and is coordinated with it
The first alignment pin, the first alignment pin can pass through and be placed on installing hole on locating piece upper hinge rotor plate and to hinge rotor plate
Positioned, described positioning seat is interval with two the second location holes, it is fixed that the second positioning in the hole is provided with second coordinating with it
Position pin, the second alignment pin can pass through the installing hole being placed in positioning seat upper hinge fixed plate and hinge fixing plate be carried out solid
Fixed.
3. a kind of diel of the lateral riveting of hinge according to claim 1 is it is characterised in that on the first die shoe
Both sides of the edge are vertically provided with a breach at the second die shoe respectively, and the supporting surface of hinge fixing plate is formed on the bottom of breach.
4. a kind of diel of the lateral riveting of hinge according to claim 1 is it is characterised in that the first die shoe is distinguished
Protrude to both sides and form a support column, this support column is arranged on the position corresponding with riveted joint.
5. a kind of diel of the lateral riveting of hinge according to claim 4 is it is characterised in that the end of described support column
Portion is provided with the stopper slot matching with the rivet cap of rivet in hinge.
6. a kind of diel of hinge according to claim 1 lateral riveting is it is characterised in that two Wedge mechanisms
Slide block assembly also has a slide rail, and slide rail is provided with chute, and described slide block is slidably installed in chute, and the lower section of slide rail is provided with underlay
Block, lower cushion block is fixed in lower template, and the bottom of lower cushion block is provided with keyway, and lower template is fixed with positioning key, this positioning key
Can match with keyway.
7. a kind of diel of the lateral riveting of hinge according to claim 6 is it is characterised in that described lower cushion block top
Outer ledge formation protruding upward block.
8. a kind of diel of the lateral riveting of hinge according to claim 1 is it is characterised in that binder assembly includes pressing
Flitch, two the first mold inserts and second mold insert, holding pad is arranged on cope match-plate pattern, and two the first mold inserts are each attached to binder
On plate and corresponding with two positioning seats respectively, two the first mold inserts all can move up and down with cope match-plate pattern and can be pressed together on two respectively
On individual positioning seat, two the first mold inserts are respectively provided with a v notch v, described riveted joint can pass through bar v notch v and to hinge
Hinge on fixation kit is riveted, and the second mold insert is accordingly fixed on cope match-plate pattern with the second die shoe, the second mold insert
Can move up and down with cope match-plate pattern and can be pressed together on the second die shoe.
9. a kind of lateral riveting of hinge according to claim 1 diel it is characterised in that described upper die component also
Including the upper padding plate being fixed on cope match-plate pattern, upper padding plate is provided with several compression springs, and described holding pad is fixed on compression bullet
Move can on spring and with the flexible of compression spring, described upper padding plate is fixed with least one guide pillar, guide pillar passes through pressure
Flitch simultaneously extends to the outside of holding pad, and described first die shoe is provided with the guide hole matching with guide pillar.
10. a kind of diel of the lateral riveting of hinge according to claim 1 is it is characterised in that described lower mold assemblies
Also include two leads, two leads are located at the both sides of hinge fixation kit respectively, and two leads are vertically arranged；Described
Upper die component also includes two fairleads, and two fairleads are separately positioned on the both sides of binder assembly, two fairlead energy respectively
With two lead corresponding matching.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620912782.0U CN205926987U (en) | 2016-08-22 | 2016-08-22 | Hinge side direction riveted stamping die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620912782.0U CN205926987U (en) | 2016-08-22 | 2016-08-22 | Hinge side direction riveted stamping die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205926987U true CN205926987U (en) | 2017-02-08 |
Family
ID=57948304
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620912782.0U Active CN205926987U (en) | 2016-08-22 | 2016-08-22 | Hinge side direction riveted stamping die |
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| CN (1) | CN205926987U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108326162A (en) * | 2018-02-10 | 2018-07-27 | 无锡微研中佳精机科技有限公司 | A kind of interior riveting mechanism |
| CN109530507A (en) * | 2018-12-25 | 2019-03-29 | 重庆亿普机电有限公司 | Forming parts equipment |
| CN112355229A (en) * | 2020-10-16 | 2021-02-12 | 东莞市奇海实业有限公司 | Anti-deformation riveting equipment |
-
2016
- 2016-08-22 CN CN201620912782.0U patent/CN205926987U/en active Active
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108326162A (en) * | 2018-02-10 | 2018-07-27 | 无锡微研中佳精机科技有限公司 | A kind of interior riveting mechanism |
| CN109530507A (en) * | 2018-12-25 | 2019-03-29 | 重庆亿普机电有限公司 | Forming parts equipment |
| CN109530507B (en) * | 2018-12-25 | 2020-04-28 | 重庆亿普机电有限公司 | Part forming equipment |
| CN112355229A (en) * | 2020-10-16 | 2021-02-12 | 东莞市奇海实业有限公司 | Anti-deformation riveting equipment |
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