CN220198420U - Secondary oblique core-pulling injection mold - Google Patents
Secondary oblique core-pulling injection mold Download PDFInfo
- Publication number
- CN220198420U CN220198420U CN202321414351.8U CN202321414351U CN220198420U CN 220198420 U CN220198420 U CN 220198420U CN 202321414351 U CN202321414351 U CN 202321414351U CN 220198420 U CN220198420 U CN 220198420U
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- sliding block
- end part
- injection mold
- groove
- spring
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- 238000002347 injection Methods 0.000 title claims abstract description 33
- 239000007924 injection Substances 0.000 title claims abstract description 33
- 230000000149 penetrating effect Effects 0.000 claims description 13
- DMFGNRRURHSENX-UHFFFAOYSA-N beryllium copper Chemical compound [Be].[Cu] DMFGNRRURHSENX-UHFFFAOYSA-N 0.000 claims description 7
- 239000004677 Nylon Substances 0.000 claims description 3
- 229920001778 nylon Polymers 0.000 claims description 3
- 238000000034 method Methods 0.000 claims 1
- 239000011324 bead Substances 0.000 description 6
- 238000001746 injection moulding Methods 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 238000005406 washing Methods 0.000 description 3
- 230000004308 accommodation Effects 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000010865 sewage Substances 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 230000005012 migration Effects 0.000 description 1
- 238000013508 migration Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
Landscapes
- Moulds For Moulding Plastics Or The Like (AREA)
Abstract
The utility model provides a secondary oblique core-pulling injection mold which comprises a supporting plate provided with a horizontal groove, a spring plate and an upper template which can move up and down, a die core embedded in the die core groove on the upper surface of the spring plate and provided with an oblique through hole, and a slide block assembly for forming a cylindrical deep-rib back-off cavity.
Description
Technical Field
The utility model relates to the technical field of injection molding, in particular to a secondary oblique core-pulling injection mold.
Background
The floor washing machine is a cleaning machine which is suitable for cleaning hard ground and sucking sewage at the same time, and separates the sewage from the site, and has the advantages of environmental protection, energy saving, high efficiency and the like.
Disclosure of Invention
The utility model aims to overcome the defects of the prior art and provides a secondary oblique core-pulling injection mold with high yield.
In order to achieve the above purpose, the technical scheme provided by the utility model is that the secondary oblique core-pulling injection mold comprises:
the support plate is provided with a horizontal groove, and the horizontal groove penetrates through one side wall of the support plate;
the elastic plate can be arranged above the supporting plate in a vertically movable manner, and a die core groove is formed in the upper surface of the elastic plate;
the upper template is arranged above the spring plate in a vertically movable manner;
the die core is embedded in the die core groove, and an inclined through hole is formed in the die core;
a slide block assembly for forming a cylindrical deep rib back-off cavity;
the sliding block assembly comprises a first sliding block and a second sliding block, the first sliding block and the second sliding block are rod-shaped and coaxially arranged, the first sliding block is slidably arranged in the oblique through hole in a penetrating mode, the second sliding block is slidably arranged in the first sliding block in a penetrating mode, the shape of the inner wall of the upper end portion of the first sliding block is matched with the shape of the outer wall of the cylindrical deep rib back-off, the lower end portion of the first sliding block penetrates through the elastic plate to be connected with the supporting plate, the shape of the outer wall of the upper end portion of the second sliding block is matched with the shape of the inner wall of the cylindrical deep rib back-off, and the lower end portion of the second sliding block penetrates through the elastic plate and stretches into the horizontal groove;
the horizontal groove is internally provided with a shovel base capable of horizontally moving, the shovel base is connected with the lower end part of the second sliding block in a matched mode, and when the shovel base moves along the horizontal groove, the shovel base can drive the second sliding block to slide relative to the first sliding block, so that the upper end part of the second sliding block is separated from the cavity.
Preferably, the lower end part of the first sliding block is connected with a guide sliding seat, and the guide sliding seat is embedded on the supporting plate and is connected with the supporting plate.
Preferably, the side wall of the lower end part of the second sliding block is provided with an inclined sliding groove, an included angle between the inclined sliding groove and a horizontal plane is 22-28 degrees, the shovel base is provided with a protruding strip, the protruding strip is slidably embedded in the inclined sliding groove, and when the shovel base moves along the horizontal groove, the second sliding block can be driven to slide up and down relative to the first sliding block through relative sliding of the protruding strip and the inclined sliding groove.
Further preferably, the secondary oblique core-pulling injection mold further comprises an oil cylinder for driving the shovel base to horizontally move, the oil cylinder is connected to the side wall of the supporting plate, and a telescopic rod of the oil cylinder stretches into the horizontal groove to be connected with the end part, away from the second sliding block, of the shovel base.
Preferably, the second slider comprises a slider body and an insert detachably arranged at the upper end part of the slider body, and the shape of the outer wall of the insert is matched with the shape of the inner wall of the cylindrical deep rib back-off.
Further preferably, the lower end portion of the insert is inserted into a mating hole formed in the upper end face of the slider body, and the second slider further comprises a beryllium copper piece vertically penetrating through the mating hole, and the beryllium copper piece is used for locking the lower end portion of the insert.
Preferably, the secondary oblique core-pulling injection mold further comprises a guide pillar, the upper end part of the guide pillar is arranged on the spring plate in a penetrating manner, the lower end part of the guide pillar is arranged on the support plate in a penetrating manner, a spring is sleeved on the guide pillar, two ends of the spring respectively support against the spring plate and the support plate, and the spring has a trend of driving the spring plate to move upwards.
Still preferably, the lower surface of the spring plate is provided with a first accommodating groove for accommodating the upper end portion of the spring, the upper surface of the supporting plate is provided with a second accommodating groove for accommodating the lower end portion of the spring, and when the secondary oblique core-pulling injection mold is assembled, the springs are all located in an accommodating space formed by the first accommodating groove and the second accommodating groove, so that the spring plate is attached to the supporting plate.
Still preferably, the upper end of the guide post is inserted into a countersunk hole on the spring plate, the upper end of the guide post is further provided with an annular flange matched with the countersunk hole, the lower end of the guide post is in threaded connection with the supporting plate, and the guide post is screwed to adjust the limit distance of upward movement of the spring plate.
Further preferably, the secondary oblique core-pulling injection mold further comprises a shutter for controlling the opening and closing of the upper template and the spring plate, and the shutter comprises a nylon shutter and a mechanical shutter.
Due to the application of the technical scheme, compared with the prior art, the utility model has the following advantages:
the utility model provides a secondary oblique core-pulling injection mold, which comprises: the sliding block assembly comprises a first sliding block and a second sliding block, wherein the first sliding block and the second sliding block are in a rod shape and are coaxially arranged, the first sliding block is slidably arranged in the oblique through hole in a penetrating manner, the second sliding block is slidably arranged in the first sliding block in a penetrating manner, the inner wall shape of the upper end part of the first sliding block is matched with the outer wall shape of the cylindrical deep-rib back-off, the lower end part of the first sliding block penetrates through the elastic plate and is connected with the supporting plate, the outer wall shape of the upper end part of the second sliding block is matched with the inner wall shape of the cylindrical deep-rib back-off, and the lower end part of the second sliding block penetrates through the elastic plate and stretches into the horizontal groove; through setting up but horizontal migration's shovel base in the horizontal groove, make shovel base and the lower tip cooperation of second slider be connected, before the die sinking, can drive the second slider through shovel base removal and slide, make its upper end break away from the die cavity to the cohesion when reducing first slider and breaking away from the die cavity, avoid pulling out the product, the yields is high, and the injection molding of specially adapted machine side support of washing the ground.
Drawings
Fig. 1 and 2 are perspective views of a side bracket of a floor washer in the prior art.
Fig. 3 is a schematic front view of a preferred embodiment of the present utility model.
Fig. 4 is a schematic cross-sectional view in the direction A-A of fig. 3.
Fig. 5 is a schematic cross-sectional view in the direction B-B in fig. 3.
Fig. 6 is a schematic perspective view of the slider body and the shovel base in fig. 4.
Fig. 7 and 8 are perspective views of fig. 3, with parts omitted from fig. 8 for ease of viewing.
Fig. 9 is a partially enlarged schematic view at C in fig. 4.
Wherein: 1. a support at the side of the scrubber; 2. reversely buckling the cylindrical deep ribs; 10. a support plate; 11. a horizontal slot; 12. a second accommodation groove; 20. a spring plate; 21. a mold core groove; 22. a first accommodation groove; 23. a countersunk hole; 30. an upper template; 40. a mold core; 41. a diagonal through hole; 51. a first slider; 511. a guide slide seat; 52. a second slider; 521. an inclined chute; 522. a slider body; 523. an insert; 524. a mating hole; 525. beryllium copper piece; 60. a shovel base; 61. a protruding strip; 70. an oil cylinder; 71. a telescopic rod; 80. a guide post; 81. a spring; 82. an annular flange; 90. and a shutter.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the attached drawings so that the advantages and features of the present utility model will be more readily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
The vertical and horizontal directions described in the present utility model refer to the vertical and horizontal directions in fig. 3, and the vertical and horizontal directions described in the present utility model refer to the horizontal directions in fig. 4.
As shown in fig. 3 to 8, the secondary oblique core-pulling injection mold provided by the utility model comprises: the upper die comprises a supporting plate 10, a spring plate 20, an upper die plate 30, a die core 40, a sliding block assembly and a shovel base 60, wherein the supporting plate 10 extends along the horizontal direction, a horizontal groove 11 is formed in the supporting plate 10, and the horizontal groove 11 penetrates through the rear side wall of the supporting plate 10; the spring plate 20 is parallel to the supporting plate 10, the spring plate 20 is arranged above the supporting plate 10 in a vertically movable manner, and a die core groove 21 is formed in the upper surface of the spring plate 20; the upper template 30 is parallel to the spring plate 20, and the upper template 30 is arranged above the spring plate 20 in a vertically movable manner; the die core 40 is embedded in the die core groove 21, the die core 40 is provided with an inclined through hole 41, and the included angle between the axial lead of the inclined through hole 40 and the horizontal plane is 85 degrees; the slide block assembly is used for forming a cavity of the cylindrical deep-rib back-off 2 on the inner wall surface of the floor-washing machine side bracket 1, and concretely comprises a first slide block 51 and a second slide block 52, wherein the first slide block 51 and the second slide block 52 are in a rod shape and are coaxially arranged, the first slide block 51 is slidably penetrated in the inclined through hole 41, the second slide block 52 is slidably penetrated in the first slide block 51, the shape of the inner wall of the upper end part of the first slide block 51 is matched with the shape of the outer wall of the cylindrical deep-rib back-off 2, the shape of the outer wall of the upper end part of the second slide block 52 is matched with the shape of the inner wall of the cylindrical deep-rib back-off 2, and when the secondary inclined core-pulling injection mold is assembled, the inner wall of the upper end part of the first slide block 51, the outer wall of the upper end part of the second slide block 52 and the lower surface of the upper template jointly enclose the cavity of the cylindrical deep-rib back-off 2; the lower end part of the first sliding block 51 penetrates through the spring plate 20 to be connected with the supporting plate 10, and the lower end part of the second sliding block 52 penetrates through the spring plate 20 and stretches into the horizontal groove 11; the shovel base 60 capable of moving forwards and backwards is arranged in the horizontal groove 11, the front end part of the shovel base 60 is connected with the lower end part of the second slide block 52 in a matched mode, and when the shovel base 60 moves backwards along the horizontal groove 11, the second slide block 52 can be driven to slide downwards relative to the first slide block 51, so that the upper end part of the second slide block 52 is separated from the cavity of the cylindrical deep-rib back-off 2.
The advantage of this arrangement is that before the die is opened, the upper end of the second slider 52 can be pulled out of the cylindrical deep bead back-off 2 by the backward movement of the shovel base 60, and the upper end of the first slider 51 is kept in contact with the outer wall of the cylindrical deep bead back-off 2, which is equivalent to a whole, so that the cylindrical deep bead back-off 2 is not pulled out when the second slider 52 is pulled out; when the mould is opened, the elastic plate 20 moves upwards relative to the supporting plate 10, so that the upper end part of the first sliding block 51 is separated from the cylindrical deep-rib back-off 2, and as the upper end part of the second sliding block 52 is pulled out firstly, the cylindrical deep-rib back-off 2 can slightly deform inwards to adapt to the separation of the first sliding block 51, thereby avoiding the drawing of the cylindrical deep-rib back-off 2.
In order to facilitate the replacement of the first slider 51, so as to better adapt to the processing of the cylindrical deep bead back-off 2 with different thicknesses, in this embodiment, a guiding slide 511 is detachably connected to the lower end portion of the first slider 51, and the guiding slide 511 is detachably embedded in the support plate 10 and connected to the support plate 10.
In order to better realize the matching connection between the front end of the shovel base 60 and the lower end of the second slider 52, in this embodiment, the left and right side walls of the lower end of the second slider 52 are provided with an inclined chute 521, the included angle between the inclined chute 521 and the horizontal plane is 25 °, the front end of the shovel base 60 is forked on the left and right sides of the second slider 52, the front end of the shovel base 60 is provided with a protruding strip 61, the protruding strip 61 is slidably embedded in the inclined chute 521, and when the shovel base 60 moves along the horizontal slot 11, the second slider 52 can be driven to slide up and down relative to the first slider 51 by the relative sliding of the protruding strip 61 and the inclined chute 521.
In order to facilitate driving the shovel base 60 to move, in this embodiment, the secondary oblique core-pulling injection mold further includes an oil cylinder 70 for driving the shovel base 60 to move horizontally, the oil cylinder 70 is connected to the rear side wall of the support plate 10, a telescopic rod 71 of the oil cylinder 70 extends into the horizontal groove 11 and is connected to an end (rear end) of the shovel base 60 away from the second slider 52, and the shovel base 60 can be driven to move back and forth in the horizontal groove 11 through the telescopic of the telescopic rod 71.
In order to better adapt to the processing of the cylindrical deep bead back-off 2 with different inner wall shapes, in the embodiment, the second slider 52 comprises a slider body 522 and a plurality of inserts 523 detachably arranged at the upper end part of the slider body 522, the outer wall shape of the inserts 523 is matched with the inner wall shape of the cylindrical deep bead back-off 2, the lower end part of the inserts 523 is inserted into a matching hole 524 formed in the upper end surface of the slider body 522, the second slider 52 further comprises a beryllium copper part 525 vertically penetrating through the matching hole 524, and the beryllium copper part 525 is used for locking the lower end part of the inserts 523.
In this embodiment, the secondary oblique core-pulling injection mold further includes a guide post 80, an upper end portion of the guide post 80 is penetratingly disposed on the spring plate 20, a lower end portion of the guide post 80 is penetratingly disposed on the support plate 10, a spring 81 is sleeved on the guide post 80, two end portions of the spring 81 respectively support against the spring plate 20 and the support plate 10, and the spring 81 has a tendency of driving the spring plate 20 to move upwards.
Further, the lower surface of the spring plate 20 is provided with a first accommodating groove 22 for accommodating the upper end portion of the spring 81, the upper surface of the support plate 10 is provided with a second accommodating groove 12 for accommodating the lower end portion of the spring 81, and when the secondary oblique core-pulling injection mold is closed, the spring 81 is entirely located in an accommodating space formed by the first accommodating groove 22 and the second accommodating groove 12, so that the spring plate 20 is attached to the support plate 10.
Further, the upper end of the guide post 80 is inserted into the counter bore 23 on the spring plate 20, the upper end of the guide post 80 is further provided with an annular flange 82 matched with the counter bore 23 to prevent the guide post 80 from falling out of the counter bore 23, the lower end of the guide post 80 is in threaded connection with the support plate 10, and the limit distance of upward movement of the spring plate 20 can be adjusted by screwing the guide post 80.
In this embodiment, the secondary oblique core back injection mold further includes a shutter 90 for controlling the opening and closing of the upper mold plate 30 and the elastic plate 20, and the shutter 90 includes a nylon shutter and a mechanical shutter.
The action sequence of the secondary oblique core-pulling injection mold is as follows:
1. the oil cylinder 70 is retracted, and the telescopic rod 71 drives the second sliding block 52 to move downwards, so that the insert 523 on the second sliding block 52 is separated from the cylindrical deep-rib back-off 2.
2. The spring plate 20 is sprung upward and separated from the support plate 10.
3. The shutter 90 is opened, and the upper die plate 30 is separated from the spring plate 20, thereby opening the die.
4. The injection molded floor washer side bracket 1 is ejected upward.
5. And (5) taking the parts.
6. And (3) closing the die, bonding the upper die plate 30 and the spring plate 20, and bonding the spring plate 20 and the support plate 10.
7. The oil cylinder 70 extends out, and the telescopic rod 71 drives the second sliding block 52 to move upwards to form a cavity of the cylindrical deep-rib inverted buckle 2.
8. And injecting glue to finish injection molding.
The steps are repeated to manufacture the support 1 of the floor washer side.
The above embodiments are only for illustrating the technical concept and features of the present utility model, and are intended to enable those skilled in the art to understand the present utility model and to implement the same, but are not intended to limit the scope of the present utility model, and all equivalent changes or modifications made according to the spirit of the present utility model should be included in the scope of the present utility model.
Claims (10)
1. A secondary oblique core-pulling injection mold, comprising:
the support plate is provided with a horizontal groove, and the horizontal groove penetrates through one side wall of the support plate;
the elastic plate can be arranged above the supporting plate in a vertically movable manner, and a die core groove is formed in the upper surface of the elastic plate;
the upper template is arranged above the spring plate in a vertically movable manner;
the die core is embedded in the die core groove, and an inclined through hole is formed in the die core;
a slide block assembly for forming a cylindrical deep rib back-off cavity;
the method is characterized in that:
the sliding block assembly comprises a first sliding block and a second sliding block, the first sliding block and the second sliding block are rod-shaped and coaxially arranged, the first sliding block is slidably arranged in the oblique through hole in a penetrating mode, the second sliding block is slidably arranged in the first sliding block in a penetrating mode, the shape of the inner wall of the upper end portion of the first sliding block is matched with the shape of the outer wall of the cylindrical deep rib back-off, the lower end portion of the first sliding block penetrates through the elastic plate to be connected with the supporting plate, the shape of the outer wall of the upper end portion of the second sliding block is matched with the shape of the inner wall of the cylindrical deep rib back-off, and the lower end portion of the second sliding block penetrates through the elastic plate and stretches into the horizontal groove;
the horizontal groove is internally provided with a shovel base capable of horizontally moving, the shovel base is connected with the lower end part of the second sliding block in a matched mode, and when the shovel base moves along the horizontal groove, the shovel base can drive the second sliding block to slide relative to the first sliding block, so that the upper end part of the second sliding block is separated from the cavity.
2. The secondary oblique core-pulling injection mold according to claim 1, wherein: the lower end part of the first sliding block is connected with a guide sliding seat, and the guide sliding seat is embedded in the supporting plate and connected with the supporting plate.
3. The secondary oblique core-pulling injection mold according to claim 1, wherein: the side wall of the lower end part of the second sliding block is provided with an inclined sliding groove, the included angle between the inclined sliding groove and the horizontal plane is 22-28 degrees, the shovel base is provided with a protruding strip, the protruding strip is slidably embedded in the inclined sliding groove, and when the shovel base moves along the horizontal groove, the shovel base can drive the second sliding block to slide up and down relative to the first sliding block through the relative sliding of the protruding strip and the inclined sliding groove.
4. The secondary oblique core-pulling injection mold according to claim 3, wherein: the secondary oblique core-pulling injection mold further comprises an oil cylinder used for driving the shovel base to horizontally move, the oil cylinder is connected to the side wall of the supporting plate, and a telescopic rod of the oil cylinder stretches into the horizontal groove to be connected with the end part, away from the second sliding block, of the shovel base.
5. The secondary oblique core-pulling injection mold according to claim 1, wherein: the second sliding block comprises a sliding block body and an insert which is detachably arranged at the upper end part of the sliding block body, and the shape of the outer wall of the insert is matched with the shape of the inner wall of the cylindrical deep rib back-off.
6. The secondary oblique core-pulling injection mold according to claim 5, wherein: the lower end part of the insert is inserted into a matching hole formed in the upper end face of the slider body, the second slider further comprises a beryllium copper piece vertically penetrating through the matching hole, and the beryllium copper piece is used for locking the lower end part of the insert.
7. The secondary oblique core-pulling injection mold according to claim 1, wherein: the secondary oblique core-pulling injection mold further comprises a guide pillar, the upper end part of the guide pillar is arranged on the spring plate in a penetrating mode, the lower end part of the guide pillar is arranged on the supporting plate in a penetrating mode, a spring is sleeved on the guide pillar, two ends of the spring respectively support against the spring plate and the supporting plate, and the spring has a trend of driving the spring plate to move upwards.
8. The secondary oblique core-pulling injection mold of claim 7, wherein: the lower surface of the spring plate is provided with a first accommodating groove for accommodating the upper end part of the spring, the upper surface of the supporting plate is provided with a second accommodating groove for accommodating the lower end part of the spring, and the spring is entirely positioned in an accommodating space formed by the first accommodating groove and the second accommodating groove when the secondary oblique core-pulling injection mold is assembled, so that the spring plate is attached to the supporting plate.
9. The secondary oblique core-pulling injection mold of claim 7, wherein: the upper end part of the guide pillar penetrates through the countersunk hole in the spring plate, the upper end part of the guide pillar is further provided with an annular flange matched with the countersunk hole, the lower end part of the guide pillar is in threaded connection with the supporting plate, the guide pillar is screwed, and the limit distance of upward movement of the spring plate can be adjusted.
10. The secondary oblique core back injection mold according to any one of claims 1 to 9, characterized in that: the secondary oblique core-pulling injection mold further comprises a shutter used for controlling the upper template to open and close with the spring plate, and the shutter comprises a nylon shutter and a mechanical shutter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321414351.8U CN220198420U (en) | 2023-06-05 | 2023-06-05 | Secondary oblique core-pulling injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321414351.8U CN220198420U (en) | 2023-06-05 | 2023-06-05 | Secondary oblique core-pulling injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220198420U true CN220198420U (en) | 2023-12-19 |
Family
ID=89150654
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321414351.8U Active CN220198420U (en) | 2023-06-05 | 2023-06-05 | Secondary oblique core-pulling injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220198420U (en) |
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2023
- 2023-06-05 CN CN202321414351.8U patent/CN220198420U/en active Active
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