CN221271900U - Slide block core-pulling synchronous mechanism - Google Patents
Slide block core-pulling synchronous mechanism Download PDFInfo
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- CN221271900U CN221271900U CN202322945004.4U CN202322945004U CN221271900U CN 221271900 U CN221271900 U CN 221271900U CN 202322945004 U CN202322945004 U CN 202322945004U CN 221271900 U CN221271900 U CN 221271900U
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- 230000007246 mechanism Effects 0.000 title claims abstract description 14
- 230000001360 synchronised effect Effects 0.000 title claims abstract description 7
- 238000000034 method Methods 0.000 claims abstract description 10
- 230000008569 process Effects 0.000 claims abstract description 8
- 230000005540 biological transmission Effects 0.000 claims abstract description 5
- 238000005452 bending Methods 0.000 claims description 3
- 230000009471 action Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 230000003111 delayed effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001746 injection moulding Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
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Abstract
The utility model relates to the technical field of dies, in particular to a slide block core-pulling synchronous mechanism, which comprises: the device comprises a sliding component, an ejection component, a guide rod and an oil cylinder; one side of the sliding component is fixedly connected with a driving shaft of the oil cylinder, at least one sliding block insert is arranged on the other side of the sliding component, and at least one sliding block insert needle is arranged on the sliding block insert; at least one ejector rod is arranged on the ejection assembly; the guide rod is provided with a core-pulling ejection pin hole extending along the X-axis direction, the core-pulling ejection pin hole is divided into a core-pulling part and an ejection part, the ejection assembly is in transmission connection with the guide rod through a pin shaft, the pin shaft is positioned in the core-pulling ejection pin hole, and the pin shaft slides to the ejection part from the core-pulling part of the core-pulling ejection pin hole in the mold opening process. According to the utility model, the slider insert pin and the ejector rod are sequentially driven by one driving piece to act, so that interference phenomenon can not occur between the slider insert pin and the ejector rod, the hidden danger of part damage is eliminated, and the product demoulding period can be shortened.
Description
Technical Field
The utility model relates to the technical field of dies, in particular to a slide block core-pulling synchronous mechanism.
Background
The sliding block core pulling and ejection of the traditional structure are two independent actions, and are driven by independent driving pieces, so that when the ejector rod and the sliding block insert needle do not move in place or are in misoperation, the ejector rod and the sliding block insert needle can interfere with each other, and hidden danger of part damage exists.
Disclosure of utility model
The utility model aims to provide a slide block core-pulling synchronous mechanism which sequentially drives a slide block insert pin and a push rod to act by using a driving piece, so that interference phenomenon can not occur between the slide block insert pin and the push rod, and the product demoulding period can be saved.
The technical aim of the utility model is realized by the following technical scheme:
A slider core-pulling synchronization mechanism, comprising: the device comprises a sliding component which is arranged on a die template and can slide on an X axis, an ejection component which is arranged on the die template and can slide on a Z axis, a guide rod which is arranged on the sliding component and is used for driving the ejection component to slide on the Z axis, and an oil cylinder which is arranged on the die template and is used for driving the sliding component to slide on the X axis; one side of the sliding component is fixedly connected with a driving shaft of the oil cylinder, at least one sliding block insert is arranged on the other side of the sliding component, and at least one sliding block insert needle is arranged on the sliding block insert; at least one ejector rod is arranged on the ejection assembly; the guide rod is provided with a core-pulling ejection pin hole extending along the X-axis direction, the core-pulling ejection pin hole is divided into a core-pulling part and an ejection part, the ejection assembly is in transmission connection with the guide rod through a pin shaft, the pin shaft is positioned in the core-pulling ejection pin hole, and in the mold opening process, the pin shaft slides to the ejection part from the core-pulling part of the core-pulling ejection pin hole.
Optionally, the core drawing part is a core drawing waist hole which is parallel to the X axis, and the ejection part is an ejection waist hole which is inclined to the X axis; the ejection waist hole is communicated with the core-pulling waist hole to form a bending structure, the pin shaft is positioned in the core-pulling waist hole in the core-pulling stroke of the die opening, and the pin shaft is positioned in the ejection waist hole in the ejection stroke of the die opening.
Optionally, an angle between the ejection waist hole and the core-pulling waist hole is 120-170 degrees.
Optionally, the ejection assembly includes: an ejector plate and a connecting screw; one end of the connecting screw is fixedly connected with the ejector plate, and the other end of the connecting screw is fixedly connected or rotationally connected with the pin shaft.
Optionally, at least one guide pillar sleeve is arranged on the ejector plate, and the ejector plate is slidably connected with the mold template through the guide pillar sleeve.
Optionally, the method further comprises: the guide ring is used for reducing friction force between the die template and the guide rod, the guide rod is sleeved on the inner wall of the guide ring in a sliding mode, and the outer wall of the guide ring is fixedly arranged on the die template.
Optionally, the sliding assembly includes: the connecting rod, the connecting nut arranged on one side of the connecting rod, at least one first connecting block arranged on the other side of the connecting rod, a sliding block seat arranged on the first connecting block and a second connecting block arranged at the bottom of the connecting rod; the connecting nut is fixedly connected with a driving shaft of the oil cylinder, the second connecting block is fixedly connected with the guide rod, and the sliding block seat is fixedly connected with the sliding block insert.
In summary, the utility model has the following beneficial effects: through seting up the ejecting pinhole of loosing core that extends along X axis direction on the guide bar, in the slider insert needle loose core break away from the product stage, guide bar and ejecting subassembly are in relative slip state, and the ejector pin does not remove this moment, and after the back of getting into ejection stroke of loosing core, the guide bar drives ejecting subassembly and upwards do ejecting action for the slider insert needle can not take place the interference phenomenon with the ejector pin in the die sinking process, can save product drawing of patterns cycle moreover.
Drawings
FIG. 1 is a schematic structural diagram I of the present utility model;
FIG. 2 is a schematic diagram I I of the structure of the present utility model;
FIG. 3 is a partial front view of the present utility model;
FIG. 4 is a front view of a guide bar of the present utility model;
FIG. 5 is a schematic view of a partial structure of the present utility model;
fig. 6 is a schematic view of the structure of the present utility model mounted on a mold.
In the figure: 1. a sliding assembly; 11. a connecting rod; 12. a coupling nut; 13. a first connection block; 14. a slider seat; 15. a second connection block; 2. an ejection assembly; 21. an ejector plate; 22. a connecting screw; 221. a pin shaft; 3. a guide rod; 31. core pulling ejection pin holes; 311. core pulling waist holes; 312. ejecting out the waist hole; 4. an oil cylinder; 5. a slider insert; 6. a sliding block is inlaid with a needle; 7. a push rod; 8. a guide post sleeve; 9. a guide ring; 10. and (5) a product.
Detailed Description
In order that the objects, features and advantages of the utility model will be readily understood, a more particular description of the utility model will be rendered by reference to specific embodiments thereof which are illustrated in the appended drawings. Several embodiments of the utility model are presented in the figures. This utility model may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein.
In the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances. The terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature.
In the present utility model, unless expressly stated or limited otherwise, a first feature "above" or "below" a second feature may include both the first and second features being in direct contact, as well as the first and second features not being in direct contact but being in contact with each other through additional features therebetween. Moreover, a first feature being "above," "over" and "on" a second feature includes the first feature being directly above and obliquely above the second feature, or simply indicating that the first feature is higher in level than the second feature. The first feature being "under", "below" and "beneath" the second feature includes the first feature being directly under and obliquely below the second feature, or simply means that the first feature is less level than the second feature. The terms "vertical," "horizontal," "left," "right," "up," "down," and the like are used for descriptive purposes only and are not to indicate or imply that the devices or elements being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the utility model.
The present utility model will be described in detail below with reference to the accompanying drawings and examples.
The utility model provides a slide block loose core synchronous mechanism, as shown in figures 1-6, comprising: the device comprises a sliding component 1 which is arranged on a die plate and can slide on an X axis, an ejection component 2 which is arranged on the die plate and can slide on a Z axis, a guide rod 3 which is arranged on the sliding component 1 and is used for driving the ejection component 2 to slide on the Z axis, and an oil cylinder 4 which is arranged on the die plate and is used for driving the sliding component 1 to slide on the X axis; one side of the sliding component 1 is fixedly connected with a driving shaft of the oil cylinder 4, at least one sliding block insert 5 is arranged on the other side of the sliding component 1, and at least one sliding block insert needle 6 is arranged on the sliding block insert 5; at least one ejector rod 7 is arranged on the ejection assembly 2; the guide rod 3 is provided with a core-pulling ejection pin hole 31 extending along the X-axis direction, the core-pulling ejection pin hole 31 is divided into a core-pulling part and an ejection part, the ejection assembly 2 is in transmission connection with the guide rod 3 through a pin shaft 221, the pin shaft 221 is positioned in the core-pulling ejection pin hole 31, and the pin shaft 221 slides from the core-pulling part of the core-pulling ejection pin hole 31 to the ejection part in the mold opening process.
In this embodiment, the mold template refers to a generic structure of combining various plate-shaped metal components on the mold, as shown in fig. 6, the sliding assembly 1, the ejection assembly 2 and the guide rod 3 can slide on the mold template, the base of the oil cylinder 4 is fixedly mounted on the mold template through screws, the driving shaft of the oil cylinder 4 is fixedly connected with the right side of the sliding assembly 1, and the oil cylinder 4 can drive the sliding assembly 1 to slide in the X-axis direction under the action of a hydraulic system of the injection molding machine; when the die is opened, the driving shaft of the oil cylinder 4 moves in the positive direction of the X axis, the sliding component 1 is driven to slide in the positive direction of the X axis, the sliding component 1 further drives the sliding block insert 5, the sliding block insert needle 6 and the guide rod 3 to slide in the positive direction of the X axis, and the guide rod 3 further sequentially drives the ejection component 2 and the ejector rod 7 to slide in the positive direction of the Z axis. Under the cooperation of the core-pulling ejection pin hole 31 and the pin shaft 221, the guide rod 3 slides a certain distance D1 towards the positive direction of the X axis (namely, the core-pulling stroke of the core-pulling part), at this time, the sliding block insert needle 6 is separated from the product 10, then slides a certain distance D2 towards the positive direction of the X axis (namely, the ejection stroke of the ejection part) continuously towards the rod 3, at this time, the ejector rod 7 ejects the product 10 separated from the sliding block insert needle 6, and the complete mold opening process is realized. In the process, the guide rod 3 drives the ejector rod 7 to eject the product 10 through time delay (compared with the start of the action of the sliding block insert needle 6, the action of the guide rod is relatively delayed), interference caused by the fact that the ejector rod 7 and the sliding block insert needle 6 do not move in place or are in misoperation is avoided, the collision hidden danger of parts is eliminated, and the demolding period can be shortened.
In practical application, the number of the slider inserts 5, the slider insert pins 6 and the ejector pins 7 can be set to be a plurality according to the volume of the product 10, and the number of the product 10 is set to be a plurality; in this embodiment, as shown in FIG. 6, the product 10 is a tubular member having an aspect ratio.
Further, the core drawing part is a core pulling waist hole 311 which is parallel to the X axis, and the ejection part is an ejection waist hole 312 which is inclined to the X axis; the ejection waist hole 312 is communicated with the core-pulling waist hole 311 to form a bending structure, the pin shaft 221 is positioned in the core-pulling waist hole 311 in the core-pulling stroke of the die opening, and the pin shaft 221 is positioned in the ejection waist hole 312 in the ejection stroke of the die opening.
Further, the angle between the ejection waist hole 312 and the core pulling waist hole 311 is 120 ° -170 °.
Further, the ejector assembly 2 includes: an ejector plate 21 and a connecting screw 22; one end of the connecting screw 22 is fixedly connected with the ejector plate 21, and the other end is fixedly connected or rotatably connected with the pin shaft 221.
As shown in fig. 3-5, the core-pulling waist hole 311 and the ejection waist hole 312 penetrate through the left end of the guide rod 3, the right lower end of the ejection waist hole 312 is communicated with the left end of the core-pulling waist hole 311, and the joint is smoothly transited. The length of the core-pulling waist hole 311 in the X-axis direction is the core-pulling stroke D1 of the core-pulling part, and the orthographic projection length of the ejection waist hole 312 in the X-axis direction is the ejection stroke D2 of the ejection part; after the pin shaft 221 penetrates through the top of the connecting screw 22, two ends of the pin shaft 221 are respectively lapped in the core-pulling ejection pin hole 31, and the effect of hinging transmission is achieved. The bottom of the connecting screw 22 is fixed at the geometric center of the ejector plate 21 through threaded connection, a plurality of ejector rods 7 are arranged on two sides of the ejector plate 21, and the ejector rods 7 are arranged in parallel with the Z axis. The pin 221 may be fixed on the top of the connection screw 22 through interference fit, and in order to reduce friction between the pin 221 and the knockout pin hole 31, the pin 221 may be fixed on the top of the connection screw 22 through a rotating member such as a bearing, and at this time, the pin 221 may rotate on the connection screw 22.
In addition, the angle between the ejection waist hole 312 and the core-pulling waist hole 311 is 120 ° -170 °, so that the pin 221 can smoothly enter the ejection waist hole 312 from the core-pulling waist hole 311 in the process of sliding the guide rod 3 to the X axis, and the smoothness is higher as the angle between the ejection waist hole 312 and the core-pulling waist hole 311 is larger.
Further, at least one guide pillar sleeve 8 is disposed on the ejector plate 21, and the ejector plate 21 is slidably connected with the mold template through the guide pillar sleeve 8.
As shown in fig. 1-2, in order to reduce the friction force between the ejector plate 21 and the mold module, the guide rod 3 can smoothly drive the ejector plate 21 to slide in the Z-axis direction, the ejector plate 21 is slidably connected with the mold template through the guide pillar sleeve 8, and the number of the guide pillar sleeve 8 can be set according to the length of the ejector plate 21, generally two, and the number of the guide pillar sleeve 8 is respectively located at two ends of the ejector plate 21 and symmetrical with respect to the connecting screw 22. The column sleeve 8 is a part consisting of a collar and a guide rod (slide bar) equivalent to a linear bearing.
Further, the method further comprises the following steps: at least one guide ring 9 for reducing friction force between the die plate and the guide rod 3, wherein the guide rod 3 is sleeved on the inner wall of the guide ring 9 in a sliding manner, and the outer wall of the guide ring 9 is fixedly arranged on the die plate.
As shown in fig. 3, in order to reduce the friction between the guide rod 3 and the mold module, so that the guide rod 3 can slide in the mold template smoothly, the guide rod 3 is slidably connected with the mold template through the guide rings 9, and the number of the guide rings 9 can be set according to the length of the guide rod 3, generally two guide rings are respectively located at two ends of the guide rod 3. The inner side of the guide ring 9 is provided with balls which are sleeved on the guide rod 3 to form a structure similar to a linear bearing.
Further, the sliding assembly 1 includes: the connecting rod 11, a connecting nut 12 arranged on one side of the connecting rod 11, at least one first connecting block 13 arranged on the other side of the connecting rod 11, a sliding block seat 14 arranged on the first connecting block 13, and a second connecting block 15 arranged at the bottom of the connecting rod 11; the connecting nut 12 is fixedly connected with a driving shaft of the oil cylinder 4, the second connecting block 15 is fixedly connected with the guide rod 3, and the sliding block seat 14 is fixedly connected with the sliding block insert 5.
As shown in fig. 1-2, two ends of the left side of the connecting rod 11 are respectively fixedly provided with a first connecting block 13, and the middle of the right side of the connecting block is in threaded connection with a connecting nut 12; the connecting nut 12 is fixed on the driving shaft of the oil cylinder 4 through threaded connection, the left side of the first connecting block 13 is fixedly provided with the sliding block seat 14 in a conventional fixing mode in the field of common dies, one or more sliding block inserts 5 are fixedly arranged on the left side of the sliding block seat 14 according to actual needs, one or more second connecting blocks 15 are fixedly arranged at the bottom of the connecting rod 11 according to actual needs, and the second connecting blocks 15 are fixedly connected with the right end of the guide rod 3 through screws. By arranging a plurality of first connecting blocks 13 on the connecting rod 11 as required and arranging a plurality of slide blocks 5 on the slide block seat 14 as required, a plurality of products 10 are formed in one set of die, and the productivity of the products 10 is effectively improved.
The above description is only a preferred embodiment of the present utility model, and the protection scope of the present utility model is not limited to the above examples, and all technical solutions belonging to the concept of the present utility model belong to the protection scope of the present utility model. It should be noted that modifications and adaptations to the present utility model may occur to one skilled in the art without departing from the principles of the present utility model and are intended to be within the scope of the present utility model.
Claims (7)
1. The utility model provides a slide block synchronization mechanism that looses core which characterized in that includes: the device comprises a sliding component which is arranged on a die template and can slide on an X axis, an ejection component which is arranged on the die template and can slide on a Z axis, a guide rod which is arranged on the sliding component and is used for driving the ejection component to slide on the Z axis, and an oil cylinder which is arranged on the die template and is used for driving the sliding component to slide on the X axis; one side of the sliding component is fixedly connected with a driving shaft of the oil cylinder, at least one sliding block insert is arranged on the other side of the sliding component, and at least one sliding block insert needle is arranged on the sliding block insert; at least one ejector rod is arranged on the ejection assembly; the guide rod is provided with a core-pulling ejection pin hole extending along the X-axis direction, the core-pulling ejection pin hole is divided into a core-pulling part and an ejection part, the ejection assembly is in transmission connection with the guide rod through a pin shaft, the pin shaft is positioned in the core-pulling ejection pin hole, and in the mold opening process, the pin shaft slides to the ejection part from the core-pulling part of the core-pulling ejection pin hole.
2. The slide block core-pulling synchronous mechanism according to claim 1, wherein the core-pulling part is a core-pulling waist hole which is arranged in parallel with the X axis, and the ejection part is an ejection waist hole which is arranged obliquely with the X axis; the ejection waist hole is communicated with the core-pulling waist hole to form a bending structure, the pin shaft is positioned in the core-pulling waist hole in the core-pulling stroke of the die opening, and the pin shaft is positioned in the ejection waist hole in the ejection stroke of the die opening.
3. The slide core-pulling synchronization mechanism according to claim 1, wherein an angle between the ejection waist hole and the core-pulling waist hole is 120 ° -170 °.
4. The slide core-pulling synchronization mechanism according to claim 1, wherein the ejector assembly comprises: an ejector plate and a connecting screw; one end of the connecting screw is fixedly connected with the ejector plate, and the other end of the connecting screw is fixedly connected or rotationally connected with the pin shaft.
5. The mechanism of claim 4, wherein at least one column sleeve is disposed on the ejector plate, and the ejector plate is slidably connected to the mold plate through the column sleeve.
6. The slide core-pulling synchronization mechanism according to claim 1, further comprising: the guide ring is used for reducing friction force between the die template and the guide rod, the guide rod is sleeved on the inner wall of the guide ring in a sliding mode, and the outer wall of the guide ring is fixedly arranged on the die template.
7. The slide core-pulling synchronization mechanism according to claim 1, wherein the slide assembly comprises: the connecting rod, the connecting nut arranged on one side of the connecting rod, at least one first connecting block arranged on the other side of the connecting rod, a sliding block seat arranged on the first connecting block and a second connecting block arranged at the bottom of the connecting rod; the connecting nut is fixedly connected with a driving shaft of the oil cylinder, the second connecting block is fixedly connected with the guide rod, and the sliding block seat is fixedly connected with the sliding block insert.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322945004.4U CN221271900U (en) | 2023-11-01 | 2023-11-01 | Slide block core-pulling synchronous mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322945004.4U CN221271900U (en) | 2023-11-01 | 2023-11-01 | Slide block core-pulling synchronous mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221271900U true CN221271900U (en) | 2024-07-05 |
Family
ID=91693140
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322945004.4U Active CN221271900U (en) | 2023-11-01 | 2023-11-01 | Slide block core-pulling synchronous mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221271900U (en) |
-
2023
- 2023-11-01 CN CN202322945004.4U patent/CN221271900U/en active Active
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