CN221417332U - Oil cylinder inward sinking type die - Google Patents
Oil cylinder inward sinking type die Download PDFInfo
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- CN221417332U CN221417332U CN202322945035.XU CN202322945035U CN221417332U CN 221417332 U CN221417332 U CN 221417332U CN 202322945035 U CN202322945035 U CN 202322945035U CN 221417332 U CN221417332 U CN 221417332U
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- oil cylinder
- lower die
- sliding block
- groove
- core pulling
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- 230000007246 mechanism Effects 0.000 claims abstract description 28
- 238000006073 displacement reaction Methods 0.000 claims abstract description 14
- 230000000149 penetrating effect Effects 0.000 claims description 5
- 238000009434 installation Methods 0.000 description 8
- 235000000396 iron Nutrition 0.000 description 4
- 238000000465 moulding Methods 0.000 description 4
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 229910052742 iron Inorganic materials 0.000 description 1
- 238000011160 research Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Abstract
The utility model discloses an oil cylinder inward sinking type die which comprises a lower die set, wherein the lower die set comprises a lower die plate and a core pulling mechanism, the lower die plate is provided with an assembly groove and a driving groove, and the assembly groove is communicated with the driving groove; the core pulling mechanism comprises a sliding block and an oil cylinder, and the sliding block is assembled on the lower template in a sliding way; the oil cylinder and the sliding block are overlapped and arranged in the driving groove, and the oil cylinder is connected with the sliding block through the fixed block; and the output end of the oil cylinder is propped against the inner wall of the driving groove and is used for driving the sliding core pulling displacement. According to the utility model, the oil cylinder is arranged in the lower die plate, so that the protruding distance of the oil cylinder is greatly reduced, the influence of the core pulling distance on the oil cylinder is also reduced, and the distance requirement required by core pulling operation is met on the premise of reducing the protruding distance of the oil cylinder, thereby solving the technical problem existing in the prior art.
Description
Technical Field
The utility model relates to the field of injection molds, in particular to an oil cylinder invagination type mold.
Background
In order to open holes on the side or provide a product with a slot-like structure, a core pulling mechanism needs to be added in a mold, as shown in fig. 1: the core pulling mechanism generally comprises a core pulling oil cylinder A and a sliding block 410, wherein the core pulling oil cylinder A is fixed on a die carrier through an oil cylinder seat A1 (for example, a lower die plate of the die carrier is sleeved with a driving sleeve A2 at the output end of the core pulling oil cylinder A, and the output end is fixedly connected with the sliding block 410, so that the sliding block 410 is driven to slide and core pulling to displace, and the purpose of core pulling and forming is achieved.
The existing core pulling mechanism shown in fig. 1 has the technical problems that the volume of a die is increased and the carrying and the installation are inconvenient because the requirement of the core pulling distance between the fixed seat of the oil cylinder and the end head of the output end is met; in addition, as shown in fig. 1, the protruding oil cylinder a exceeds the stand 500 of the mold by a larger distance, so that the mold cannot meet the requirement of standing on the side, and the inconvenience of using the mold is further improved.
Therefore, in order to solve the problem of large structural volume of the core pulling mechanism, one of the prior art problems that a person skilled in the art needs to solve is solved.
Disclosure of utility model
The utility model aims to solve the technical problems in the prior art and provide an oil cylinder invagination type die.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
the oil cylinder invagination type die comprises a lower die set, wherein the lower die set comprises a lower die plate and a core pulling mechanism, the lower die plate is provided with an assembly groove and a driving groove, and the assembly groove is communicated with the driving groove;
The core pulling mechanism comprises a sliding block and an oil cylinder, wherein:
The sliding block is assembled on the lower template in a sliding way;
The oil cylinder and the sliding block are overlapped and arranged in the driving groove, and the oil cylinder is connected with the sliding block through the fixed block;
And the output end of the oil cylinder is propped against the inner wall of the driving groove and is used for driving the sliding core pulling displacement.
Further preferred is: the lower template is provided with a chute, and the sliding block is assembled in the chute in a sliding way.
Further preferred is: the fixed block is L-shaped, and the locking convex edge of the oil cylinder is embedded into the sliding block and is connected with the sliding block through a screw.
Further preferred is: the locking convex edge of the oil cylinder is provided with a sliding block locking hole for penetrating the screw.
Further preferred is: the fixed block is provided with a yielding hole allowing the output end of the oil cylinder to penetrate through, and Zhou Ceshe of the yielding hole is provided with an oil cylinder locking hole.
Further preferred is: the oil cylinder penetrates through the oil cylinder locking hole through a screw and is connected with the fixed block.
Further preferred is: the output end of the oil cylinder is provided with a push block, and the push block is positioned in the driving groove;
The pushing block is propped against the inner wall of the driving groove.
After the technical scheme is adopted, compared with the background technology, the utility model has the following advantages:
According to the utility model, the oil cylinder is arranged in the lower die plate, so that the protruding distance of the oil cylinder is greatly reduced, the influence of the core pulling distance on the oil cylinder is also reduced, and the distance requirement required by core pulling operation is met on the premise of reducing the protruding distance of the oil cylinder, thereby solving the technical problems in the prior art, achieving the convenience of storage, use and installation of the die, and improving the convenience of use, storage and the like.
Drawings
FIG. 1 is a schematic diagram of a prior art structure;
FIG. 2 is a schematic view of a cylinder recessing mold according to an embodiment of the present utility model;
FIG. 3 is a schematic diagram of an assembly structure of the lower die plate and the core pulling mechanism according to the embodiment of the utility model;
FIG. 4 is a top view of the structure shown in FIG. 3;
FIG. 5 is a cross-sectional view of the structure shown in FIG. 3;
fig. 6 is a schematic structural view of the fixing block according to the embodiment of the present utility model.
The reference numerals in the above description are as follows:
A. core pulling oil cylinder; a1, an oil cylinder seat; a2, driving the sleeve;
110. a top plate; 120. an upper template;
210. A bottom plate; 220. an ejection mechanism; 230. square iron; 240. a lower template; 241. an assembly groove; 242. a driving groove;
310. an upper die core block; 320. a lower die core piece;
410. A slide block; 420. a fixed block; 421. a relief hole; 422. a cylinder locking hole; 423. a slider locking hole; 424. the cylinder locks the protruding edge; 430. an oil cylinder; 440. a pushing block;
500. and (5) standing feet.
Detailed Description
The requirement of core pulling distance between the fixed seat of the oil cylinder and the end head of the output end is met, so that the volume of the die is increased, and the technical problems of inconvenient transportation and installation are solved; in addition, in the existing core pulling mechanism, the protruding oil cylinder exceeds the standing foot of the mold by a larger distance, so that the mold cannot meet the requirement of standing on the side, and the inconvenience of using the mold is further improved
The inventor researches the technology continuously to develop an oil cylinder inward sinking die which comprises a lower die set, wherein the lower die set comprises a lower die plate and a core pulling mechanism, the lower die plate is provided with an assembly groove and a driving groove, and the assembly groove is communicated with the driving groove;
The core pulling mechanism comprises a sliding block and an oil cylinder, wherein:
The sliding block is assembled on the lower template in a sliding way;
The oil cylinder and the sliding block are overlapped and arranged in the driving groove, and the oil cylinder is connected with the sliding block through the fixed block;
And the output end of the oil cylinder is propped against the inner wall of the driving groove and is used for driving the sliding core pulling displacement.
According to the technical scheme, the oil cylinder is arranged in the lower die plate, so that the protruding distance of the oil cylinder is greatly reduced, the influence of the core pulling distance degree oil cylinder is also reduced, the distance requirement required by core pulling operation is met on the premise of reducing the protruding distance of the oil cylinder, the technical problem in the prior art is solved, and convenience in storage, use and installation of the die is improved.
The present utility model 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 utility model 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 utility model.
It should be noted that, in the present utility model, terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. are all based on the orientation or positional relationship shown in the drawings, and are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or element of the present utility model must have a specific orientation, and thus should not be construed as limiting the present utility model.
Examples
The utility model discloses an oil cylinder inward sinking type die, wherein an assembly groove 241 is formed in a lower die plate 240, an oil cylinder 430 is assembled in the assembly groove 241, an oil cylinder 430 inward sinking type structure is formed, the output end of the oil cylinder 430 is fixed, and the oil cylinder 430 and a sliding block 410 driven by the oil cylinder 430 are driven to perform sliding core pulling displacement, so that the die volume is greatly reduced, and the use convenience of the die is improved.
As shown in fig. 2, the oil cylinder inward sinking mold comprises a mold core and a mold frame, wherein the mold core comprises an upper mold core and a lower mold core, the upper mold core and the lower mold core are mutually buckled to form a molding cavity matched with a product to be molded, the mold core is embedded into the mold frame, and the upper mold core and the lower mold core are driven by an upper mold group and a lower mold group of the mold frame to perform mold opening displacement. Specific: in this embodiment, the upper mold core is composed of two upper mold core blocks 310 arranged in parallel, the lower mold core is composed of two lower mold core blocks 320 arranged in parallel, each upper mold core block 310 is fixedly connected with the upper mold set, and each lower mold core block 320 is fixedly connected with the lower mold set.
As shown in fig. 2, the mold frame includes the upper mold set and the lower mold set, the upper mold set includes a top plate 110 and an upper mold plate 120 that are stacked in sequence and fixedly connected, and each upper mold core piece 310 is fixed in a molding groove formed in the upper mold plate 120. The lower die set comprises a bottom plate 210, an ejection mechanism 220, square irons 230 and a lower die plate 240, wherein the two square irons 230 are fixed on the bottom plate, an ejection space is formed between the two square irons 230, the ejection mechanism 220 is arranged in the ejection space, the lower die plate 240 is fixed on the two square irons 230, and the opening end of the ejection space is blocked, so that a complete lower die set structure is formed, a lower forming groove is formed in the direction of the lower die plate 240 towards the upper die plate 120, any lower die core is fast fixed in the lower forming groove of the lower die plate 240, and the two lower die core blocks 320 are arranged corresponding to the two upper die core blocks 310.
As shown in fig. 2, the ejector mechanism 220 includes an ejector plate set, ejector pins and ejector pillars, wherein the ejector pillars are fixed between the bottom plate 210 and the lower die plate 240, and the axial direction of the ejector pillars is along the direction of the mold opening or ejection displacement, and the mold opening displacement is generally consistent with the direction of the ejection displacement; the ejector pin is fixed on the ejector plate group and driven by the ejector plate group to perform ejection displacement; the bottom plate 210 is provided with a through hole, an output shaft of the ejection cylinder 430 is arranged in the through hole in a penetrating manner, and the ejection plate group is driven by the ejection cylinder 430 to perform ejection displacement.
As shown in fig. 2 and 3, a core pulling mechanism is further provided, where the core pulling mechanism includes an oil cylinder 430 and a slider 410, and the oil cylinder 430 is fixed on a side surface of the lower template 240. It should be noted that: the specific positions and the number of the core pulling mechanisms and the distribution mode of two or more core pulling mechanisms can be set according to specific requirements of products. In this embodiment, the two core pulling mechanisms are symmetrically distributed.
As shown in fig. 2 to 5, the lower die plate 240 is usually a quadrangular plate, one side of which is the installation side of the assembly side drawing mechanism, and the installation side of the lower die plate 240 is provided with an inward concave assembly groove 241 and a driving groove 242 penetrating the assembly groove 241. Specific: the assembly groove 241 is a groove or hole formed from the edge of the mounting side to the center of the lower template 240, and the groove or hole is used for mounting and assembling the oil cylinder 430, and is named as the assembly groove 241, because the assembly groove 241 is formed in the lower template 240 by adopting a concave way, the oil cylinder 430 is arranged in the lower template 240, and compared with the external assembly of the oil cylinder 430 in the prior art, the die volume is greatly reduced; in this embodiment, the assembly groove 241 is a through hole of the lower die plate 240, and is in a U shape, and the oil cylinder 430 is disposed in the assembly groove 241. The driving slot 242 is a slot or hole closer to the center of the lower die plate 240, the slot or hole is used for adapting to the assembly of the output end of the oil cylinder 430, and then named as the driving slot 242, the driving slot 242 is communicated with the assembly slot and is used for adapting to the driving shaft of the oil cylinder 430, the output end of the driving shaft of the oil cylinder 430 is abutted against the lower die plate 240, and the driving slot comprises: the output end of the oil cylinder 430 is abutted against the inner wall of the driving groove 242 of the lower template 240; in this embodiment, the driving slot 242 is a through hole formed in the lower die plate 240, is T-shaped, and is communicated with the assembling slot 241.
As shown in fig. 2 to 5, the lower die plate 240 is provided with a groove toward one side of the upper die plate 120, and the groove is formed by a lower molding groove adapted to the assembly of the lower die core block 320 and a sliding groove communicated with the lower molding groove, so that the lower die plate 240 forms a plate body with a concave cross section. In this embodiment: in order to meet the processing requirement of the product, two side-pulling mechanisms are required to be assembled, in order to meet the installation of the two side-pulling mechanisms, the lower template 240 is provided with two sliding grooves, the two sliding grooves are arranged on two sides of the lower forming groove, and each sliding groove is internally provided with a driving groove 242 and an assembling groove 241.
It should be noted that: as shown in fig. 2 to 5, the depth of the lower die forming groove is greater than that of any one of the sliding grooves, in other words: a step surface is formed between the lower die forming groove and the bottom surface of the chute, namely: the lower die core piece 320 is locked in the lower die forming groove and is locked and positioned by the step surface, so that core pulling operation is ensured.
As shown in fig. 2 to 5, the slider 410 is slidably fitted in the slide groove of the lower die plate 240. Specific: a chute guide rail is arranged in the chute, the two chute guide rails are arranged on two inner side surfaces of the chute, and each chute guide rail is arranged along the sliding direction; the sliding block 410 is slidably mounted between the two sliding groove guide rails and can be driven to slidably displace along the sliding groove guide rail direction, so that core pulling operation in the product demolding process is completed. In this embodiment, to accommodate the product, two core-pulling mechanisms are required, and two sliders 410 in the two core-pulling mechanisms are symmetrically distributed and relatively far away to perform sliding core-pulling displacement.
As shown in fig. 3 to 6, the oil cylinder 430 is connected to the slider 410 through a fixed block 420, and drives the slider 410 to slidably displace in the arrangement direction of the chute guide rail. Specific: the fixed block 420 is an L-shaped block body, which has an oil cylinder locking flange 424, the oil cylinder locking flange 424 invades into the slider 410, the oil cylinder locking flange 424 is provided with a slider locking hole 423, and a screw is inserted into the slider locking hole 423 for locking the slider 410 and the fixed block 420; the middle part of the fixed block 420 is provided with a relief hole 421, the relief hole 421 is used for penetrating the output shaft of the oil cylinder 430, so as to allow the installation of the output shaft of the oil cylinder 430, an oil cylinder locking hole 422 is arranged along Zhou Ceshe of the relief hole 421, and a screw is penetrated in the oil cylinder locking hole 422 for locking connection of the oil cylinder 430 and the fixed block 420. In this embodiment: in the direction shown in fig. 1 and 5, the fixing block 420 is fixed under the slider 410, and when the slider 410 is slidably mounted in the sliding groove of the lower die plate 240, the fixing block 420 is placed in the mounting groove 241 of the lower die plate 240, and at this time, the oil cylinder 430 and the fixing block 420 are both placed in the mounting groove 241 of the lower die plate 240.
Referring to fig. 3 to 6, the output end of the oil cylinder 430 is also one end of the output shaft of the oil cylinder 430, the output shaft of the oil cylinder 430 passes through the abdicating hole 421 of the positioning block, and is provided with a push block 440, the push block 440 is a cylindrical block with a T-shaped axial section, and the push block 440 is fixed at the output end of the oil cylinder 430. In this embodiment: the push block 440 is also located below the slider 410 and is placed in the driving groove 242 formed in the lower die plate 240, that is, the push block 440 is clamped and positioned in the driving groove 242, and the push block 440 abuts against the inner wall of the driving groove 242. Further, the output shaft and the lower die plate 240 of the oil cylinder 430 are limited during the expansion and contraction operation using the output shaft, so that the slide block 410 is driven to slide in the slide groove by the fixing block 420, thereby performing core pulling displacement and completing core pulling operation.
With the structure described in connection with fig. 1 to 6, the oil cylinder 430 can be embedded in the lower die plate 240, and the output end of the oil cylinder 430 can be fixed by using the principle of acting force and reaction force of the output shaft of the oil cylinder 430, so that the slide block 410 and the oil cylinder 430 are driven to synchronously perform scandal displacement, core pulling operation is completed, the size of a die is greatly reduced, the convenience of operation is improved, and meanwhile, the product can be ensured to perform demolding operation effectively.
Also to be described is: as shown in fig. 1 and 2, since the oil cylinder 430 is disposed in the assembly groove 241 formed in the lower die plate 240, the protruding distance of the oil cylinder 430 is greatly reduced, so that the protruding distance of the oil cylinder 430 does not exceed the height of the standing leg 500, the standing requirement of the die in the use and storage processes is met, and the flexibility and practicality of the die use are improved.
The present utility model is not limited to the above-mentioned embodiments, and any changes or substitutions that can be easily understood by those skilled in the art within the technical scope of the present utility model are intended to be included in the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope of the claims.
Claims (7)
1. The oil cylinder invagination type die comprises a lower die set, wherein the lower die set comprises a lower die plate and a core pulling mechanism, and is characterized in that: the lower die plate is provided with an assembly groove and a driving groove, and the assembly groove is communicated with the driving groove;
The core pulling mechanism comprises a sliding block and an oil cylinder, wherein:
The sliding block is assembled on the lower template in a sliding way;
The oil cylinder and the sliding block are overlapped and arranged in the driving groove, and the oil cylinder is connected with the sliding block through the fixed block;
And the output end of the oil cylinder is propped against the inner wall of the driving groove and is used for driving the sliding core pulling displacement.
2. The cylinder invagination mold according to claim 1, wherein: the lower template is provided with a chute, and the sliding block is assembled in the chute in a sliding way.
3. The cylinder recession type mold according to claim 1 or 2, wherein: the fixed block is L-shaped, and the locking convex edge of the oil cylinder is embedded into the sliding block and is connected with the sliding block through a screw.
4. A cylinder invagination mold according to claim 3, wherein: the locking convex edge of the oil cylinder is provided with a sliding block locking hole for penetrating the screw.
5. The cylinder invagination mold according to claim 1, wherein: the fixed block is provided with a yielding hole allowing the output end of the oil cylinder to penetrate through, and Zhou Ceshe of the yielding hole is provided with an oil cylinder locking hole.
6. The cylinder invagination mold according to claim 5, wherein: the oil cylinder penetrates through the oil cylinder locking hole through a screw and is connected with the fixed block.
7. The cylinder invagination mold according to claim 1, wherein: the output end of the oil cylinder is provided with a push block, and the push block is positioned in the driving groove;
The pushing block is propped against the inner wall of the driving groove.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322945035.XU CN221417332U (en) | 2023-11-01 | 2023-11-01 | Oil cylinder inward sinking type die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322945035.XU CN221417332U (en) | 2023-11-01 | 2023-11-01 | Oil cylinder inward sinking type die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221417332U true CN221417332U (en) | 2024-07-26 |
Family
ID=91976210
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322945035.XU Active CN221417332U (en) | 2023-11-01 | 2023-11-01 | Oil cylinder inward sinking type die |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221417332U (en) |
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2023
- 2023-11-01 CN CN202322945035.XU patent/CN221417332U/en active Active
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