CN109822837A - A kind of sliding block inclined-tip core mechanism and injection mold - Google Patents
A kind of sliding block inclined-tip core mechanism and injection mold Download PDFInfo
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- CN109822837A CN109822837A CN201910301374.XA CN201910301374A CN109822837A CN 109822837 A CN109822837 A CN 109822837A CN 201910301374 A CN201910301374 A CN 201910301374A CN 109822837 A CN109822837 A CN 109822837A
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- 238000002347 injection Methods 0.000 title claims abstract description 12
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- 239000007787 solid Substances 0.000 claims abstract description 19
- 230000000694 effects Effects 0.000 claims description 3
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Abstract
The invention discloses a kind of sliding block inclined-tip core mechanism and injection molds, are related to technical field of mold.The sliding block inclined-tip core mechanism includes solid plate, the first sliding block, the second sliding block, shovel base, inclined guide pillar and slant-top core-pulling component.Shovel base is fixedly installed on solid plate, inclined guide pillar is fixedly connected with shovel base, and it is slidably matched with the first sliding block, first sliding block is slidably connected with the second sliding block, oblique top is slidably connected with guide holder, guide holder is fixedly installed on the second sliding block, and the first sliding block offers guide groove, and oblique top is slideably positioned in guide groove.Compared with prior art, sliding block inclined-tip core mechanism provided by the invention is due to using the first sliding block being slidably connected with the second sliding block and the oblique top being slideably positioned in guide groove, so the core pulling work of multiple directions can be completed disposably, shorten molding cycle, reduce equipment cost and human cost, and motion process is reliable and stable, and product quality is high.
Description
Technical field
The present invention relates to technical field of mold, in particular to a kind of sliding block inclined-tip core mechanism and injection mold.
Background technique
Currently, for product side have the case where rib, be provided with hole on rib using upper in plastic mould, due to
The direction of motion of conventional sliders can only be single direction, so slide block mechanism, which is used alone, is difficult to disposable core pulling molding, now
Solution be repeatedly to be processed to product, formed using various mechanism, but so, difficulty of processing is big, molding
Period is long, and equipment cost and human cost are high.
Summary of the invention
Problems solved by the invention is how disposably to complete the core pulling work of multiple directions, shortens molding cycle, reduces
Equipment cost and human cost, and motion process is reliable and stable, and product quality is high.
To solve the above problems, the technical scheme of the present invention is realized as follows:
In a first aspect, the present invention provides a kind of sliding block inclined-tip core mechanism, including solid plate, the first sliding block, the second cunning
Block, shovel base, inclined guide pillar and slant-top core-pulling component, shovel base are fixedly installed on solid plate, and inclined guide pillar is fixedly connected with shovel base, and with
First sliding block is slidably matched, and the first sliding block is slidably connected with the second sliding block, and slant-top core-pulling component includes oblique top and guide holder, oblique top
It is slidably connected with guide holder, guide holder is fixedly installed on the second sliding block, and the first sliding block offers guide groove, oblique top sliding setting
In in guide groove, the first sliding block can in die sinking in inclined guide pillar under the action of slided along first direction, to pass through guide groove band
Dynamic oblique top is slided in a second direction relative to guide holder, and first direction is vertical with second direction.Compared with prior art, of the invention
The sliding block inclined-tip core mechanism of offer is led due to using the first sliding block being slidably connected with the second sliding block and being slideably positioned in
Oblique top into slot, thus can disposably complete multiple directions core pulling work, shorten molding cycle, reduce equipment cost and
Human cost, and motion process is reliable and stable, and product quality is high.
Further, the first sliding block is also provided with the recessing groove extended in a first direction, and recessing groove is connected to guide groove, leads
It is in extending direction from default angle setting to slot and first direction, guide holder protrudes into recessing groove, and can be relative to recessing groove
Sliding.When the first sliding block is slided relative to the second sliding block, the first sliding block is slided along first direction, in a first direction to product
Core pulling operation is carried out, in the process, guide holder is slided relative to recessing groove, and guide groove drives oblique top movement, so that oblique top phase
Guide holder is slided.
Further, the range of angle is preset between 5 degree to 20 degree.Reasonably default angle can reduce guide groove side
Force of sliding friction between wall and oblique top enables the side wall of guide groove smoothly oblique top to be pushed to move, to guarantee oblique top
Motion process it is reliable and stable.
Further, oblique top includes forming part, interconnecting piece and sliding part, and forming part is connect by interconnecting piece with sliding part,
Forming part is used for shaped article, and interconnecting piece is slidably matched with guide groove, and sliding part is slidably matched with guide holder.The two sides of interconnecting piece
It is corresponded respectively with the two side walls of guide groove, when the first sliding block is slided relative to the second sliding block, the side wall pair of guide groove
Interconnecting piece applies pressure, pushes interconnecting piece movement, so that entire oblique top be pushed to move, in the process, guide holder is to sliding part
It is limited, so that sliding part is merely able to slide in a second direction, so that entire oblique top is driven to slide in a second direction, forming part
Core pulling operation is carried out to product in second direction.
Further, sliding part offers the limiting slot extended in a second direction, and guide holder is provided with boss, boss and limit
Position slot is slidably matched.Boss can move in a second direction in limiting slot, and limiting slot can limit boss, prevent convex
Platform is detached from limiting slot, so that the cooperation of sliding part and guide holder is reliable and stable.
Further, sliding block inclined-tip core mechanism further includes two the first press strips, and two the first press strip intervals are arranged, and
It is fixedly installed on the second sliding block, the first sliding block is slideably positioned between two the first press strips.Two the first press strips are jointly to
One sliding block is limited, so that the first sliding block is merely able to slide along first direction.
Further, sliding block inclined-tip core mechanism further includes limited block, and limited block is fixedly installed on the second sliding block, limit
Block can be supported with the first sliding block, to prevent the first sliding block to be detached from the second sliding block.Limited block being capable of limit position to the first sliding block
It sets and is defined, when the first sliding block moves to extreme position along first direction, the first sliding block is supported with limited block, limited block pair
First sliding block is limited.
Further, sliding block inclined-tip core mechanism further includes moving template and two the second press strips, two the second press strip intervals
Setting, and be fixedly installed on moving template, the second sliding block is slideably positioned between two the second press strips.Two the second press strips are total
It is limited with to the second sliding block, so that the second sliding block is merely able to slide along first direction.
Further, sliding block inclined-tip core mechanism further includes hydraulic cylinder, and hydraulic cylinder is fixedly installed on moving template, hydraulic cylinder
It is provided with telescopic rod, telescopic rod is connect with the second sliding block.Telescopic rod is able to drive the second sliding block and slides in a first direction, with reality
It is now opened or molds, telescopic rod drives the second sliding block far from product when die sinking, to carry out core pulling work to product in a first direction
Industry.
Second aspect, the present invention provides a kind of injection molds, including above-mentioned sliding block inclined-tip core mechanism, the sliding block inclined
Top core-pulling mechanism includes solid plate, the first sliding block, the second sliding block, shovel base, inclined guide pillar and slant-top core-pulling component, and shovel base is fixedly mounted
In on solid plate, inclined guide pillar is fixedly connected with shovel base, and is slidably matched with the first sliding block, and the first sliding block and the sliding of the second sliding block connect
It connects, slant-top core-pulling component includes oblique top and guide holder, and oblique top is slidably connected with guide holder, and guide holder is fixedly installed in the second sliding block
On, the first sliding block offers guide groove, and oblique top is slideably positioned in guide groove, and the first sliding block can be in die sinking in inclined guide pillar
It is slided under effect along first direction, to drive oblique top to slide in a second direction relative to guide holder by guide groove, first direction
It is vertical with second direction.Injection mold can disposably complete the core pulling work of multiple directions, shorten molding cycle, reduce equipment
Cost and human cost, and motion process is reliable and stable, and product quality is high.
Detailed description of the invention
Fig. 1 is structural schematic diagram of the sliding block inclined-tip core mechanism under molding state described in first embodiment of the invention；
Fig. 2 is structural schematic diagram of the sliding block inclined-tip core mechanism under die opening state described in first embodiment of the invention；
Fig. 3 is the explosive view of sliding block inclined-tip core mechanism described in first embodiment of the invention；
Fig. 4 is the structural schematic diagram of sliding block inclined-tip core mechanism described in first embodiment of the invention；
Fig. 5 is that the first sliding block and slant-top core-pulling component connect in sliding block inclined-tip core mechanism described in first embodiment of the invention
The structural schematic diagram connect；
Fig. 6 is that the first sliding block and slant-top core-pulling component connect in sliding block inclined-tip core mechanism described in first embodiment of the invention
The explosive view connect；
Fig. 7 be in sliding block inclined-tip core mechanism described in first embodiment of the invention slant-top core-pulling component under molding state
Structural schematic diagram；
Fig. 8 be in sliding block inclined-tip core mechanism described in first embodiment of the invention slant-top core-pulling component under die opening state
Structural schematic diagram；
Fig. 9 is the structural schematic diagram of injection mold described in second embodiment of the invention.
Description of symbols:
10- injection mold；100- sliding block inclined-tip core mechanism；110- solid plate；The first sliding block of 120-；121- guide groove；
122- recessing groove；The second sliding block of 130-；140- shovels base；150- inclined guide pillar；160- slant-top core-pulling component；161- oblique top；162- is led
To seat；163- forming part；164- interconnecting piece；165- sliding part；166- limiting slot；167- boss；170- limited block；180- dynamic model
Plate；190- hydraulic cylinder；191- telescopic rod；The first press strip of 200-；The second press strip of 210-；300- top clamping plate；400- Bottom clamp plate.
Specific embodiment
To make the above purposes, features and advantages of the invention more obvious and understandable, with reference to the accompanying drawing to the present invention
Specific embodiment be described in detail.
First embodiment
Incorporated by reference to referring to Fig.1, Fig. 2, Fig. 3 and Fig. 4, the embodiment of the invention provides a kind of sliding block inclined-tip core mechanism 100,
For carrying out core pulling molding to product.Its core pulling work that can disposably complete multiple directions, shortens molding cycle, reduction is set
Standby cost and human cost, and motion process is reliable and stable, and product quality is high.In the present embodiment, sliding block inclined-tip core mechanism
100 are used for the rib on product and are opened in the side opening progress core pulling of rib side, wherein form the core pulling direction of rib
Vertical with the molding core pulling direction of side opening, sliding block inclined-tip core mechanism 100 can carry out core pulling molding to the two directions simultaneously.
Sliding block inclined-tip core mechanism 100 includes solid plate 110, the first sliding block 120, the second sliding block 130, shovel base 140, tiltedly leads
Column 150, slant-top core-pulling component 160, limited block 170, moving template 180,190, two the first press strips 200 of hydraulic cylinder and two second
Press strip 210.Shovel base 140 be fixedly installed on solid plate 110, inclined guide pillar 150 with shovel base 140 be fixedly connected, and with the first sliding block
120 are slidably matched, and the first sliding block 120 is slidably connected with the second sliding block 130, and shovel base 140 and inclined guide pillar 150 are in solid plate when die sinking
Far from moving template 180 under 110 drive, to drive the first sliding block 120 to slide relative to the second sliding block 130, and far from product.
It is worth noting that, two the first press strip 200 interval settings, and be fixedly installed on the second sliding block 130, first
Sliding block 120 is slideably positioned between two the first press strips 200.Two the first press strips 200 jointly limit the first sliding block 120
Position, so that the first sliding block 120 is merely able to slide along first direction.Limited block 170 is fixedly installed on the second sliding block 130, limit
Block 170 can be supported with the first sliding block 120, to prevent the first sliding block 120 to be detached from the second sliding block 130.Limited block 170 can be to
The extreme position of one sliding block 120 is defined, when the first sliding block 120 moves to extreme position along first direction, the first sliding block
120 support with limited block 170, and limited block 170 limits the first sliding block 120.
It is worth noting that, two the second press strip 210 interval settings, and be fixedly installed on moving template 180, second is sliding
Block 130 is slideably positioned between two the second press strips 210.Two the second press strips 210 jointly limit the second sliding block 130,
So that the second sliding block 130 is merely able to slide along first direction.Hydraulic cylinder 190 is fixedly installed on moving template 180, hydraulic cylinder 190
It is provided with telescopic rod 191, telescopic rod 191 is connect with the second sliding block 130.Telescopic rod 191 is able to drive the second sliding block 130 first
Square upward sliding, to realize die sinking or molding, telescopic rod 191 drives the second sliding block 130 far from product when die sinking, first
Direction carries out core pulling operation to product.
Incorporated by reference to referring to Fig. 5, Fig. 6, Fig. 7 and Fig. 8, slant-top core-pulling component 160 includes oblique top 161 and guide holder 162.Oblique top
161 are slidably connected with guide holder 162, and oblique top 161 can be slided relative to guide holder 162.Guide holder 162 is fixedly installed in second
On sliding block 130, slided while the first sliding block 120 is slided relative to the second sliding block 130 also relative to guide holder 162.First is sliding
Block 120 offers guide groove 121, and oblique top 161 is slideably positioned in guide groove 121, and guide groove 121 is able to drive the hair of oblique top 161
Raw movement, the first sliding block 120 can in die sinking in inclined guide pillar 150 under the action of slided along first direction, to pass through guide groove
121 drive oblique tops 161 slided in a second direction relative to guide holder 162, at this time oblique top 161 can second direction to product into
Row core pulling molding.
In the present embodiment, first direction is vertical with second direction, and first direction is the core pulling direction for forming rib, second party
To the core pulling direction to form side opening, sliding block inclined-tip core mechanism 100 can be simultaneously in a first direction with second direction to product
Carry out core pulling molding.In order to make it easy to understand, first direction is expressed as X-direction, second direction is expressed as Y direction, it will
Die sinking direction is expressed as Z-direction.
It should be noted that the first sliding block 120 is also provided with the recessing groove 122 extended in a first direction, recessing groove 122 with
Guide groove 121 is connected to, and the extending direction and first direction of guide groove 121 are in default angle setting, and guide holder 162 protrudes into recessing groove
In 122, and it can be slided relative to recessing groove 122.When the first sliding block 120 is slided relative to the second sliding block 130, the first sliding block
120 slide along first direction, and to carry out core pulling operation to product in a first direction, in the process, guide holder 162 is relative to allowing
Position slot 122 slides, and guide groove 121 drives oblique top 161 to move, so that oblique top 161 is slided relative to guide holder 162.Specifically, in advance
If the range of angle is between 5 degree to 20 degree.Reasonably default angle can reduce between 121 side wall of guide groove and oblique top 161
Force of sliding friction, enable the side wall of guide groove 121 smoothly push oblique top 161 move, to guarantee the fortune of oblique top 161
Dynamic process is reliable and stable.In the present embodiment, the degree for presetting angle is 12 degree, so that guide groove 121 can apply oblique top 161
Stable thrust improves the stability that oblique top 161 moves.
Oblique top 161 includes forming part 163, interconnecting piece 164 and sliding part 165.Forming part 163 is by interconnecting piece 164 and slides
Dynamic portion 165 connects, and in the present embodiment, forming part 163, interconnecting piece 164 and sliding part 165 are integrally formed, to improve bonding strength.
Wherein, forming part 163 is used for shaped article, and interconnecting piece 164 is slidably matched with guide groove 121, sliding part 165 and guide holder 162
It is slidably matched.The two sides of interconnecting piece 164 respectively with the two side walls of guide groove 121 correspond, when the first sliding block 120 relative to
When second sliding block 130 slides, the side wall of guide groove 121 applies pressure to interconnecting piece 164, pushes interconnecting piece 164 to move, to push away
It moves entire oblique top 161 to move, in the process, guide holder 162 limits sliding part 165, so that sliding part 165 is merely able to
Slide in a second direction, so that entire oblique top 161 be driven to slide in a second direction, forming part 163 second direction to product into
Row core pulling operation.
In the present embodiment, sliding part 165 offers the limiting slot 166 extended in a second direction, and guide holder 162 is provided with convex
Platform 167, boss 167 are slidably matched with limiting slot 166.Boss 167 can move in a second direction in limiting slot 166, limit
Slot 166 can limit boss 167, and boss 167 is prevented to be detached from limiting slot 166, so that sliding part 165 and guide holder 162
Cooperation it is reliable and stable.It is not limited to this opens up in guide holder 162 and extends in a second direction in other embodiments
Slot, and on sliding part 165 be arranged protrusion, protrusion be slidably matched with slot, equally can be realized sliding part 165 relative to
162 Stable sliding of guide holder.
In the process of die sinking, moving template 180 is moved to the direction far from solid plate 110, at this time since inclined guide pillar 150 passes through
Shovel base 140 is fixedly connected on solid plate 110, and the first sliding block 120 is as moving template 180 and the second sliding block 130 are far from solid plate
110, so the first sliding block 120 is slided relative to the second sliding block 130 along first direction under the action of inclined guide pillar 150, first is sliding
Block 120 realizes the core pulling operation of the first sliding block 120 in a first direction far from product.In the process, the second sliding block 130 with
Moving template 180 far from solid plate 110, the second sliding block 130 keeps opposing stationary with moving template 180, and guide groove 121 is to oblique top
161 apply pressure, and oblique top 161 is pushed to slide in a second direction relative to guide holder 162, and oblique top 161 realizes oblique top far from product
161 core pulling operation in a second direction, guide holder 162 slides in the recessing groove 122 of the first sliding block 120 at this time, will not be right
The movement of first sliding block 120 causes to interfere.After the completion of the first sliding block 120 and oblique top 161 are to product core pulling, the first sliding block 120
Extreme position is moved to, and is supported with limited block 170, hydraulic cylinder 190 starts at this time, and telescopic rod 191 drives 130 phase of the second sliding block
Moving template 180 slided along first direction, the second sliding block 130 realizes the second sliding block 130 in a first direction far from product
Core pulling operation.
Sliding block inclined-tip core mechanism 100 described in the embodiment of the present invention, shovel base 140 are fixedly installed on solid plate 110, tiltedly
Guide post 150 is fixedly connected with shovel base 140, and is slidably matched with the first sliding block 120, and the first sliding block 120 and the second sliding block 130 slide
Connection, slant-top core-pulling component 160 include oblique top 161 and guide holder 162, and oblique top 161 is slidably connected with guide holder 162, guide holder
162 are fixedly installed on the second sliding block 130, and the first sliding block 120 offers guide groove 121, and oblique top 161 is slideably positioned in guide groove
In 121, the first sliding block 120 can die sinking when in inclined guide pillar 150 under the action of along first direction slide, to pass through guide groove
121 drive oblique tops 161 are slided in a second direction relative to guide holder 162, and first direction is vertical with second direction.With the prior art
It compares, sliding block inclined-tip core mechanism 100 provided by the invention is due to using the first sliding block being slidably connected with the second sliding block 130
120 and the oblique top 161 that is slideably positioned in guide groove 121, so the core pulling work of multiple directions, contracting can be completed disposably
Short molding cycle reduces equipment cost and human cost, and motion process is reliable and stable, and product quality is high.
Second embodiment
Fig. 9 is please referred to, the present invention provides a kind of injection molds 10, for producing plastic product.The injection mold 10 packet
Include sliding block inclined-tip core mechanism 100, top clamping plate 300 and Bottom clamp plate 400.Wherein, sliding block inclined-tip core mechanism 100 is basic
Structure is identical with first embodiment with principle and the technical effect of generation, and to briefly describe, the present embodiment part does not refer to place,
It can refer to corresponding contents in first embodiment.
In the present embodiment, top clamping plate 300 is connected to side of the solid plate 110 far from moving template 180, Bottom clamp plate 400
It is connected to side of the moving template 180 far from solid plate 110, top clamping plate 300 is fixedly connected on the side of press machine, Bottom clamp plate
400 are fixedly connected on the other side of press machine, and press machine is able to drive Bottom clamp plate 400 far from or close to top clamping plate 300,
To realize the die sinking or molding of sliding block inclined-tip core mechanism 100.
The beneficial effect of injection mold 10 and the beneficial effect of first embodiment described in the embodiment of the present invention are identical, herein
It repeats no more.
Although present disclosure is as above, present invention is not limited to this.Anyone skilled in the art are not departing from this
It in the spirit and scope of invention, can make various changes or modifications, therefore protection scope of the present invention should be with claim institute
Subject to the range of restriction.
Claims (10)
1. a kind of sliding block inclined-tip core mechanism, which is characterized in that including solid plate (110), the first sliding block (120), the second sliding block
(130), base (140), inclined guide pillar (150) and slant-top core-pulling component (160) are shoveled, it is described fixed that the shovel base (140) is fixedly installed in
In template (110), the inclined guide pillar (150) is fixedly connected with the shovel base (140), and slides with first sliding block (120)
Cooperation, first sliding block (120) are slidably connected with second sliding block (130), and the slant-top core-pulling component (160) includes oblique
Top (161) and guide holder (162), the oblique top (161) are slidably connected with the guide holder (162), and the guide holder (162) is solid
Dingan County is loaded on second sliding block (130), and first sliding block (120) offers guide groove (121), the oblique top (161)
It is slideably positioned in the guide groove (121), first sliding block (120) can be in die sinking in the inclined guide pillar (150)
It is slided under effect along first direction, to drive the oblique top (161) relative to the guide holder by the guide groove (121)
(162) it slides in a second direction, the first direction is vertical with the second direction.
2. sliding block inclined-tip core mechanism according to claim 1, which is characterized in that first sliding block (120) also opens up
There is the recessing groove (122) extended along the first direction, the recessing groove (122) is connected to the guide groove (121), described to lead
It is in default angle setting to the extending direction of slot (121) and the first direction, the guide holder (162) protrudes into the recessing groove
(122) it in, and can be slided relative to the recessing groove (122).
3. sliding block inclined-tip core mechanism according to claim 2, which is characterized in that the range of the default angle is at 5 degree
To between 20 degree.
4. sliding block inclined-tip core mechanism according to claim 1, which is characterized in that the oblique top (161) includes forming part
(163), interconnecting piece (164) and sliding part (165), the forming part (163) pass through the interconnecting piece (164) and the sliding part
(165) it connects, the forming part (163) is used for shaped article, and the interconnecting piece (164) is matched with the guide groove (121) sliding
It closes, the sliding part (165) is slidably matched with the guide holder (162).
5. sliding block inclined-tip core mechanism according to claim 4, which is characterized in that the sliding part (165) offers edge
The limiting slot (166) that second direction extends, the guide holder (162) is provided with boss (167), the boss (167) with it is described
Limiting slot (166) is slidably matched.
6. sliding block inclined-tip core mechanism according to claim 1, which is characterized in that the sliding block inclined-tip core mechanism is also wrapped
Two the first press strips (200), two the first press strip (200) interval settings are included, and are fixedly installed in second sliding block
(130) on, first sliding block (120) is slideably positioned between two first press strips (200).
7. sliding block inclined-tip core mechanism according to claim 1, which is characterized in that the sliding block inclined-tip core mechanism is also wrapped
It includes limited block (170), the limited block (170) is fixedly installed on second sliding block (130), limited block (170) energy
It is enough to be supported with first sliding block (120), to prevent first sliding block (120) to be detached from second sliding block (130).
8. sliding block inclined-tip core mechanism according to claim 1, which is characterized in that the sliding block inclined-tip core mechanism is also wrapped
Moving template (180) and two the second press strips (210), two the second press strip (210) interval settings are included, and are fixedly installed in
On the moving template (180), second sliding block (130) is slideably positioned between two second press strips (210).
9. sliding block inclined-tip core mechanism according to claim 8, which is characterized in that the sliding block inclined-tip core mechanism is also wrapped
It includes hydraulic cylinder (190), the hydraulic cylinder (190) is fixedly installed on the moving template (180), hydraulic cylinder (190) setting
Have telescopic rod (191), the telescopic rod (191) connect with second sliding block (130).
10. a kind of injection mold, which is characterized in that including sliding block oblique top tube bundle extracting machine as described in any one of claim 1 to 9
Structure.
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| CN201910301374.XA CN109822837A (en) | 2019-04-15 | 2019-04-15 | A kind of sliding block inclined-tip core mechanism and injection mold |
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| CN201910301374.XA CN109822837A (en) | 2019-04-15 | 2019-04-15 | A kind of sliding block inclined-tip core mechanism and injection mold |
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| CN110303648A (en) * | 2019-08-19 | 2019-10-08 | 宁波奥克斯电气股份有限公司 | A kind of combined bidirectional side-drawing mechanism and injection mold |
| CN110341138A (en) * | 2019-08-16 | 2019-10-18 | 宁波奥克斯电气股份有限公司 | A kind of combined type demoulding mechanism and combined type demoulding mould |
| CN110948799A (en) * | 2019-12-27 | 2020-04-03 | 宁波奥克斯电气股份有限公司 | Combined core-pulling mechanism and injection mold |
| CN111331795A (en) * | 2020-04-07 | 2020-06-26 | 浙江台州美多模具有限公司 | Side-inclined top core-pulling mechanism of injection mold |
| CN113967991A (en) * | 2020-07-23 | 2022-01-25 | 常州星宇车灯股份有限公司 | Time delay loose core mould of slider pitched roof |
| CN115091709A (en) * | 2022-08-22 | 2022-09-23 | 宁海县第一注塑模具有限公司 | Forming die of automobile plastic part |
| CN115782083A (en) * | 2022-12-30 | 2023-03-14 | 深圳市年盛兴科技有限公司 | Mould with dual loose core performance |
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