CN117900411B - Clamp for removing slag ladle pouring gate of battery cladding body - Google Patents
Clamp for removing slag ladle pouring gate of battery cladding body Download PDFInfo
- Publication number
- CN117900411B CN117900411B CN202311787263.7A CN202311787263A CN117900411B CN 117900411 B CN117900411 B CN 117900411B CN 202311787263 A CN202311787263 A CN 202311787263A CN 117900411 B CN117900411 B CN 117900411B
- Authority
- CN
- China
- Prior art keywords
- battery pack
- pack shell
- driving block
- driving
- cylinder
- 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.)
- Active
Links
- 239000002893 slag Substances 0.000 title claims abstract description 17
- 238000005253 cladding Methods 0.000 title description 2
- 230000001360 synchronised effect Effects 0.000 claims abstract description 28
- 230000000712 assembly Effects 0.000 claims description 11
- 238000000429 assembly Methods 0.000 claims description 11
- 229910003460 diamond Inorganic materials 0.000 claims description 4
- 239000010432 diamond Substances 0.000 claims description 4
- 238000005266 casting Methods 0.000 claims 1
- 238000003825 pressing Methods 0.000 abstract description 30
- 238000009434 installation Methods 0.000 abstract description 5
- 230000006835 compression Effects 0.000 abstract description 2
- 238000007906 compression Methods 0.000 abstract description 2
- 238000003754 machining Methods 0.000 abstract description 2
- 238000004512 die casting Methods 0.000 description 3
- 230000007547 defect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 239000000047 product Substances 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000006227 byproduct Substances 0.000 description 1
- 239000003818 cinder Substances 0.000 description 1
- 230000017525 heat dissipation Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000004080 punching Methods 0.000 description 1
- 238000012797 qualification Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B22—CASTING; POWDER METALLURGY
- B22D—CASTING OF METALS; CASTING OF OTHER SUBSTANCES BY THE SAME PROCESSES OR DEVICES
- B22D17/00—Pressure die casting or injection die casting, i.e. casting in which the metal is forced into a mould under high pressure
- B22D17/20—Accessories: Details
- B22D17/2076—Cutting-off equipment for sprues or ingates
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Battery Mounting, Suspending (AREA)
Abstract
The invention discloses a clamp for a slag ladle pouring gate of a battery pack shell, which comprises a bottom plate, a pressing component and a positioning component, wherein feed slots for cutters are formed in the bottom plate at intervals, the positioning component is arranged between two groups of feed slots, the battery pack shell is positioned according to the center by the positioning component, the pressing component is arranged on the bottom plate, and after the positioning component positions the battery pack, the battery pack shell is pressed and fixed by the pressing component. According to the invention, the spring positioning pin is matched with the synchronous ejection assembly, the Y-axis direction positioning is performed through the spring positioning pin, and then the X-axis direction positioning is performed through the synchronous ejection assembly, so that the battery pack shell is centrally positioned, and the size of a slag ladle sprue is ensured to be removed by machining. The fixing seat and the driving block are in sleeved sliding connection, and an installation cavity is arranged in the driving block and used for accommodating and guiding the compression and expansion of the springs, and the guide hole matched with the upper end cover is matched with the driving rod to guide the driving block to stably move up and down together.
Description
Technical Field
The invention relates to the field of die casting, in particular to a clamp for a deslagging pouring gate of a battery can body.
Background
At present, new energy automobiles generally comprise two types of plug-in hybrid electric vehicles and pure electric vehicles. The battery pack shell of the new energy automobile is an important component of the battery pack, can protect the battery cell and can play a role in heat dissipation. The battery pack shell is produced by die casting, a blank has slag ladle and gate residues, the slag ladle and the gate residues need to be removed, normally, the slag ladle is manually removed, the gate is removed by a punching die, but the manual removal strength and mode cannot be consistent each time, the blank residues cannot be guaranteed to be smaller than 0.5mm, the removal qualification rate needs to be guaranteed, a plurality of reinforcing ribs and radiating fin structures are arranged outside the battery pack shell, a sliding block structure needs to be adopted in die casting, and therefore product tolerance is large. Thus, a stable gripping tool is needed.
Disclosure of Invention
Aiming at the defects of the prior art, the main purpose of the invention is to overcome the defects of the prior art, and discloses a clamp for removing a slag ladle pouring gate of a battery package shell, which comprises a bottom plate, a pressing component and a positioning component, wherein the bottom plate is provided with through feed slots for cutters at intervals, the positioning component is arranged between two groups of feed slots, the positioning component is used for centering a battery package shell, the pressing component is arranged on the bottom plate, and after the positioning component is used for positioning the battery package, the battery package shell is pressed and fixed by the pressing component.
The positioning assembly comprises a spring positioning pin, a base, two groups of synchronous ejection assemblies and a driving assembly, wherein the spring positioning pin is arranged on the bottom plate and positioned between the two feed slots, the spring positioning pin is used for positioning the battery pack shell in the Y-axis direction, the base is arranged on the bottom plate, the two groups of synchronous ejection assemblies are arranged on the base at intervals, and the driving assembly is used for controlling the synchronous ejection assemblies to synchronously extend or retract along the X-axis so as to center the battery pack shell in the X-axis direction.
Further, the synchronous ejection assembly comprises a fixing seat, a driving block, a spring, a driving rod and an ejector rod, wherein an installation cavity is formed in the middle of the base, the base is provided with a guide hole matched with the ejector rod along the X axial direction, the guide hole is communicated with the installation cavity, the ejector rod is arranged in the guide hole in a sliding mode, the fixing seat is arranged in the installation cavity, the driving block is in sliding connection with the fixing seat, the spring acts on the fixing seat and the driving block, the spring is used for providing upward thrust for the driving block, one end of the ejector rod and the driving block are provided with a first inclined surface and a second inclined surface which are matched with each other, the first inclined surface is in sliding connection with the second inclined surface, the driving rod is arranged on the driving block, and the upper end of the driving rod protrudes out of the base.
Further, the fixing seat comprises a lower end plate, a guide cylinder matched with the driving block is convexly arranged on the upper surface of the lower end plate, a containing cavity is concavely arranged on the lower surface of the driving block, the driving block is arranged in the guide cylinder, the driving block is in sliding connection with the guide cylinder, the spring is arranged in the containing cavity, and two ends of the spring respectively act on the lower end plate and the bottom of the containing cavity.
Further, a slot is concavely formed in the top of the driving block, and the driving rod is inserted into the slot and fixed.
Further, the synchronous ejection assembly further comprises an upper end plate, a guide hole matched with the driving rod is formed in the middle of the upper end plate, the upper end plate is fixed on the base, and the driving rod is guided to move up and down by the aid of the guide hole.
Further, the driving assembly comprises an oil cylinder, a connecting seat, two mounting seats, two groups of connecting pieces and two pressing plates, wherein the oil cylinder is arranged below the base and is positioned between the two groups of synchronous ejection assemblies, the two mounting seats are respectively arranged on two sides of the oil cylinder and are positioned on the upper surface of the base, the connecting seat is arranged on the oil cylinder, one end of each pressing plate is hinged with the corresponding connecting seat, two ends of each connecting piece are respectively hinged with the corresponding mounting seat and each pressing plate, when the oil cylinder is ejected upwards, the pressing plates are unfolded and pressed downwards towards two sides, and when the oil cylinder is contracted, the pressing plates are contracted towards the middle.
Further, the top of the spring positioning pin is a diamond pin.
Further, the support is arranged on the bottom plate, the support is provided with a quick clamp, the quick clamp is provided with a rubber cushion, and the quick clamp is tightly pressed at the top of the battery pack shell through the rubber cushion.
Further, the compressing assembly comprises four lever cylinders, a pressing block, three fixed supporting points and supporting cylinders, wherein the three fixed supporting points and the supporting cylinders are distributed in a rectangular shape and are respectively supported at four top angles inside the battery pack shell, the four lever cylinders are arranged on the bottom plate, the pressing block is arranged on the lever cylinders, and a pressing pad of the pressing block corresponds to the fixed supporting points and the supporting cylinders.
The invention has the beneficial effects that:
According to the invention, the spring positioning pin is matched with the synchronous ejection assembly, the Y-axis direction positioning is performed through the spring positioning pin, and then the X-axis direction positioning is performed through the synchronous ejection assembly, so that the battery pack shell is centrally positioned, and the size of a slag ladle sprue is ensured to be removed by machining. The fixing seat and the driving block are in sleeved sliding connection, and an installation cavity is arranged in the driving block and used for accommodating and guiding the compression and expansion of the springs, and the guide hole matched with the upper end cover is matched with the driving rod to guide the driving block to stably move up and down together. The battery pack shell is pre-compacted through the quick clamp matched with the rubber pad, so that the battery pack shell can be compacted and simultaneously can be adjusted horizontally slightly.
Drawings
Fig. 1 is a schematic structural view of a clamp for a ladle pouring gate of a battery can body according to the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a cross-sectional view A-A of FIG. 2;
FIG. 4 is a schematic perspective view of a synchronous ejection assembly;
FIG. 5 is a cross-sectional view of a synchronous ejection assembly;
FIG. 6 is a schematic diagram of a driving block;
FIG. 7 is a schematic view of a structure of a jack;
FIG. 8 is a schematic diagram of a drive assembly;
fig. 9 is a view showing a state of use of a jig for a ladle pouring gate of a battery can according to the present invention;
The reference numerals are as follows:
1. The device comprises a bottom plate, 2, a pressing component, 3, a positioning component, 4, a corner positioning component, 5, a side guide block, 6, a support, 7, a quick clamp, 11, a feed slot, 21, a lever oil cylinder, 22, a pressing block, 23, a fixed supporting point, 24, a supporting cylinder, 31, a spring positioning pin, 32, a base, 33, a synchronous ejection component, 34, a driving component, 331, a fixed base, 332, a driving block, 333, a spring, 334, a driving rod, 335, a push rod, 336, an upper end plate, 3311, a lower end plate, 3312, a guide cylinder, 3321, a containing cavity, 3322, a slot, 3351, a first inclined surface, 3352, a second inclined surface, 3353, a sliding block, 3354, a sliding groove, 341, an oil cylinder, 342, a connecting seat 343, a mounting seat, 344, a connecting piece, 345 and a pressing plate.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, in order to make the objects, technical solutions and advantages of the present invention more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the invention.
The battery pack shell is of a square box-packed structure, one end is provided with an opening.
The utility model provides a anchor clamps for battery package shell removes cinder ladle runner, as shown in fig. 1-9, including bottom plate 1, compress tightly subassembly 2 and locating component 3, the interval sets up the feed slot 11 that runs through that is used for the cutter on the bottom plate 1, locating component 3 sets up between two sets of feed slots 11, utilizes locating component 3 to press the center to the battery package shell to fix a position, compresses tightly subassembly 2 setting on bottom plate 1, and after locating component 3 to the battery package location, utilize compressing tightly subassembly 2 to compress tightly the battery package shell fixedly.
The positioning assembly 3 comprises a spring positioning pin 31, a base 32, two groups of synchronous ejection assemblies 33 and a driving assembly 34, the spring positioning pin 31 is arranged on the bottom plate 1 and located in the middle of the two feed slots 11, a round hole is formed in the middle end face of one side wall of the battery pack shell, and the battery pack shell is positioned in the Y-axis direction by being matched with the spring positioning pin 31, so that the battery pack shell is located in the middle of the Y-axis. The base 32 is arranged on the bottom plate 1, two groups of synchronous ejection assemblies 33 are arranged on the base 32 at intervals, and the synchronous ejection assemblies 33 are controlled to extend or retract through the driving assembly 34. When the synchronous ejection assembly 33 ejects, both ends of the synchronous ejection assembly extend synchronously in the positive direction and the negative direction along the X-axis direction, so that the battery pack shell is adjusted to the middle.
In an embodiment, as shown in fig. 1-9, the synchronous ejection assembly 33 includes a fixed seat 331, a driving block 332, a spring 333, a driving rod 334 and an ejector rod 335, a mounting cavity is arranged in the middle of the base 1, the base 32 is provided with a guide hole matched with the ejector rod along the X axis, the guide hole is communicated with the mounting cavity, the ejector rod 335 is slidably arranged in the guide hole, the fixed seat 331 is arranged in the mounting cavity, the driving block 332 is slidably connected with the fixed seat 331, the spring 333 acts on the fixed seat 331 and the driving block 332, and upward thrust is provided for the driving block 332 by using the spring 333, so that the driving block 332 can move upwards under the force of the spring 333. The first inclined surface 3351 and the second inclined surface 3352 which are matched with each other are arranged on one end of the ejector rod 335 and the driving block 332, the first inclined surface 3351 and the second inclined surface 3352 are connected in a sliding mode, namely, a sliding block 3353 is arranged on the first inclined surface 3351, a sliding groove 3354 matched with the sliding block 3353 is arranged on the second inclined surface 3352, or the sliding groove 3354 is arranged on the first inclined surface 3351, the sliding block 3353 matched with the second inclined surface 3352 is arranged on the second inclined surface 3352, when the driving block 332 moves upwards, the ejector rods 335 on two sides move outwards, and conversely, when the driving block 332 moves downwards, the ejector rods 335 move towards the direction of the driving block 332. The driving lever 334 is disposed on the driving block 332, and an upper end of the driving lever 334 protrudes from the base 32. The driving assembly 34 controls the driving rod 334 to move the driving block 332 downwards, and controls the driving block 332 to move upwards through the spring 333, so as to retract and extend the ejector rod 335.
In the above embodiment, as shown in fig. 1 to 9, the fixed seat 331 includes a lower end plate 3311, a guide cylinder 3312 engaged with the driving block 332 is protruded on the upper surface of the lower end plate 3311, a receiving chamber 3321 is concavely provided on the lower surface of the driving block 332, the driving block 332 is disposed in the guide cylinder 3312 such that the driving block 332 is slidably connected with the guide cylinder 3312, a spring 333 is disposed in the receiving chamber 3321, both ends of the spring 333 respectively act on the bottoms of the lower end plate 3311 and the receiving chamber 3321, and in the above structure, the driving block 332 is guided to move by the guide tube 3312 while the spring 333 is guided to be compressed and released by the receiving chamber 3321.
In one embodiment, as shown in fig. 1-9, a slot 3322 is recessed in the top of the driving block 332, and the driving rod 334 is inserted into the slot 3322 and fixed. Specifically, a connecting hole is formed in the bottom of the slot 3322, a screw hole is formed in the bottom of the driving rod 334, and a screw penetrates through the connecting hole from the accommodating cavity 3321 to be connected with the screw hole, so that the driving rod 334 is connected with the driving block 332.
In one embodiment, as shown in fig. 1-9, the synchronous ejection assembly 33 further includes an upper end plate 336, wherein a guide hole is provided in the middle of the upper end plate 336, and is matched with the driving rod 334, and the upper end plate 336 is fixed on the base 32, and guides the driving rod 334 to move up and down by using the guide hole.
In an embodiment, as shown in fig. 1-9, the driving assembly 34 includes an oil cylinder 341, a connecting seat 342, two mounting seats 343, two groups of connecting pieces 344 and two pressing plates 345, the oil cylinder 341 is disposed below the base 32 and is located in the middle of the two groups of synchronous ejection assemblies 33, the two mounting seats 343 are respectively disposed at two sides of the oil cylinder 341 and are located on the upper surface of the base 32, the connecting seat 342 is disposed on the oil cylinder 341, one end of the pressing plate 345 is hinged with the connecting seat 342, two ends of the connecting piece 344 are respectively hinged with the mounting seats 343 and the pressing plates 345, when the oil cylinder 341 ejects upwards, the pressing plates 345 are unfolded and pressed downwards towards two sides, and when the oil cylinder 341 contracts, the pressing plates 345 contract towards the middle. With the above structure, the platen 345 can be synchronously controlled to move by one oil cylinder 341, that is, the two groups of synchronous ejection assemblies 33 can be synchronously controlled.
In one embodiment, as shown in fig. 1-9, the top of the spring retainer pin 31 is a diamond shaped pin. The top of the diamond is of a pointed structure, and after being stressed, the spring positioning pin 3 can move downwards axially, so that the battery pack shell can be ejected or moved downwards along with the movement of the battery pack shell when the X axis is adjusted.
In one embodiment, as shown in fig. 1 to 9, in order to facilitate the convenient cooperation of the battery pack case with the spring positioning pin 31, three corner positioning members 4 are provided on the bottom plate 1, the battery pack case is roughly positioned by the three corner positioning members 4, and in addition, side guide plates 5 are provided on both sides of the base 31, and the battery pack case is roughly positioned in the Y-axis direction by the side guide plates 5. Through the structure, the battery pack shell is approximately limited, and when the battery pack shell is inserted, the hole in the battery pack shell is more conveniently inserted into the spring positioning pin 31 for positioning.
In one embodiment, as shown in fig. 1-9, a bracket 6 is installed on the base plate 1, a quick clamp 7 is arranged on the bracket 6, a rubber cushion is arranged on the quick clamp 7, and the quick clamp 7 is tightly pressed on the top of the battery pack shell through the rubber cushion. The battery pack shell can be pre-compacted through the quick clamp 7, and the rubber cushion is arranged to protect the surface of the battery pack shell, and meanwhile, the variability of the rubber cushion is utilized, so that the battery pack shell can still be slightly adjusted in position after being subjected to certain force.
In an embodiment, as shown in fig. 1 to 9, the compressing assembly 2 includes four lever cylinders 21, a pressing block 22, three fixed supporting points 23 and supporting cylinders 24, the three fixed supporting points 23 and the supporting cylinders 24 are distributed in a rectangular shape and are respectively supported at four top corners inside the battery pack case, the four lever cylinders 21 are arranged on the bottom plate 1, the pressing block 22 is mounted on the lever cylinders 21, the lever cylinders 21 control the pressing block to compress the battery pack case on the fixed supporting points 23 and the supporting cylinders 24, and the pressing block 22 corresponds to the fixed supporting points 23 and the supporting cylinders 24. The three fixed supporting points 23 determine a plane, so that the battery pack shell can be quickly supported, and finally the last point of the battery pack shell is supported through the supporting rods 24, so that adaptive support is realized, inaccurate support caused by product size differences is avoided, and the product is deformed.
When the battery pack is used, as shown in fig. 1-9, the oil cylinder 341 drives the pressing plate 345 to control the driving rod 334 to press down the driving block 332, in the process, the spring 333 is compressed, the ejector rod 335 moves towards the fixed seat 331 in a matched manner due to the first inclined surface 3351 and the second inclined surface 3352, the battery pack shell is covered on the fixed seat 331, the spring positioning pin 31 is inserted into a hole of the battery pack shell to position the battery pack shell in the Y-axis direction, the battery pack shell is pressed by the quick clamp 7 to be supported on the three fixed supporting points 23, then the oil cylinder 341 moves downwards, the pressing plate 345 is reset, the driving block 342 moves upwards under the restoring force of the spring 334, the ejector rod 335 is further driven to move outwards to adjust the position of the battery pack shell in the X-axis direction, the center of the battery pack shell is positioned, and after the battery pack shell is completely positioned, the last vertex angle of the battery pack shell is supported by the supporting cylinder 24. Finally, the lever oil cylinder 21 controls the pressing block 22 to press and fix the battery pack shell.
The above embodiments are only preferred embodiments of the present invention, and are not intended to limit the scope of the present invention, and the present invention is modified or equivalent to be included in the scope of the appended claims without departing from the spirit and scope of the present invention.
Claims (8)
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311787263.7A CN117900411B (en) | 2023-12-25 | 2023-12-25 | Clamp for removing slag ladle pouring gate of battery cladding body |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311787263.7A CN117900411B (en) | 2023-12-25 | 2023-12-25 | Clamp for removing slag ladle pouring gate of battery cladding body |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN117900411A CN117900411A (en) | 2024-04-19 |
| CN117900411B true CN117900411B (en) | 2025-03-07 |
Family
ID=90692961
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311787263.7A Active CN117900411B (en) | 2023-12-25 | 2023-12-25 | Clamp for removing slag ladle pouring gate of battery cladding body |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN117900411B (en) |
Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210388900U (en) * | 2019-05-10 | 2020-04-24 | 宁波信泰机械有限公司 | Battery package product tolerance equipartition location hold-down mechanism |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US8458871B2 (en) * | 2008-06-26 | 2013-06-11 | Hg-Farley Laserlab Co. Pty Ltd | Secondary positioning device for workpiece machining |
| CN109465905B (en) * | 2018-09-01 | 2021-04-16 | 浙江众亿智能科技有限公司 | Desktop type annular perforating device of helicopter main wing connecting piece |
| CN214922419U (en) * | 2021-03-29 | 2021-11-30 | 苏州铭德铝业有限公司 | Battery package shell clamping frock |
| CN219151613U (en) * | 2022-12-05 | 2023-06-09 | 昆山睿泰精密五金科技有限公司 | CNC processing hole quick positioning internal stay anchor clamps |
| CN115815568A (en) * | 2022-12-06 | 2023-03-21 | 杭州合立机械有限公司 | Battery pack mold and processing method thereof |
| CN219553768U (en) * | 2023-03-03 | 2023-08-18 | 华鼎国联四川动力电池有限公司 | CTP battery pack box structure |
-
2023
- 2023-12-25 CN CN202311787263.7A patent/CN117900411B/en active Active
Patent Citations (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210388900U (en) * | 2019-05-10 | 2020-04-24 | 宁波信泰机械有限公司 | Battery package product tolerance equipartition location hold-down mechanism |
Also Published As
| Publication number | Publication date |
|---|---|
| CN117900411A (en) | 2024-04-19 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN117900411B (en) | Clamp for removing slag ladle pouring gate of battery cladding body | |
| CN217665889U (en) | Stamping die is used in processing of car dysmorphism piece | |
| CN222269970U (en) | A center positioning assembly for a battery pack housing | |
| CN218532437U (en) | Auto-parts mold processing | |
| CN114226565B (en) | Combined fine blanking die convenient to disassemble and assemble and assembling method thereof | |
| CN114160742B (en) | Pressure riveting device | |
| CN215237720U (en) | But ejecting car mirror seat die casting die of secondary | |
| CN211304453U (en) | Device for eliminating stress of stamping part | |
| CN223347808U (en) | Button battery shaping device | |
| CN119361784A (en) | Novel structure of adjustable tray and machining method of battery cell module | |
| CN102861815A (en) | Profiling mold for U-shaped automobile glass guide rail | |
| CN211515796U (en) | A generator claw pole shaping device | |
| CN223735548U (en) | Demoulding mechanism of rib plate profiling device | |
| CN217393508U (en) | Hardware die-casting ring sound fixing frame shaping die | |
| CN210388343U (en) | Turning and milling tool clamp | |
| CN222985467U (en) | Punching machine is used in vibrating motor shell processing | |
| CN223198542U (en) | New energy vehicle battery large end plate processing tooling | |
| CN221952108U (en) | A trimming die for the upper shell of an automobile battery box | |
| CN118527629B (en) | A die-casting mold for processing automobile parts | |
| CN222440345U (en) | Pin tool for iron core framework | |
| CN221388607U (en) | Stamping die convenient to ejecting ejection of compact | |
| CN214079841U (en) | Laser cutting machine work platform positioner | |
| CN220904077U (en) | High-precision plastic packaging bottle blow molding die | |
| CN223544069U (en) | A die-casting mold for automotive parts with ejection and demolding function | |
| CN220173092U (en) | Power adapter shell fin assembly device |
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 |