CN216579023U - Two-stage sliding block demoulding mechanism and mould with two-stage sliding block - Google Patents
Two-stage sliding block demoulding mechanism and mould with two-stage sliding block Download PDFInfo
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- CN216579023U CN216579023U CN202122634051.8U CN202122634051U CN216579023U CN 216579023 U CN216579023 U CN 216579023U CN 202122634051 U CN202122634051 U CN 202122634051U CN 216579023 U CN216579023 U CN 216579023U
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Abstract
The utility model relates to a two-stage sliding block demoulding mechanism and a mould with the two-stage sliding block, comprising a first main sliding block, a positioning sliding block, a driving mechanism and a first inclined guide rod; the moving end of the driving mechanism is in transmission connection with the first main sliding block so as to drive the first main sliding block to do linear reciprocating motion along the first direction; the first main sliding block is provided with a sliding groove, and the positioning sliding block is connected in the sliding groove in a sliding manner so as to position the first main sliding block; the first inclined guide rod is in inclined guide fit with the positioning sliding block, and the positioning sliding block is pushed out from the sliding groove when the first inclined guide rod moves along the second direction. According to the technical scheme, the first main sliding block is provided with the positioning sliding block, and the positioning sliding block unlocks/locks the first main sliding block along with the movement of the inclined guide structure, so that secondary locking is realized; when the mold is opened, when the movable mold component moves, the positioning slide block is driven to unlock the first main slide block, and then the driving mechanism drives the first main slide block to be drawn out, so that the core pulling action of the side surface is completed. The accuracy of injection moulding product has been promoted, production machining efficiency has been improved.
Description
Technical Field
The utility model relates to the technical field of dies, in particular to a two-stage sliding block demoulding mechanism and a die with a two-stage sliding block.
Background
A mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts. The method realizes the processing of the appearance of the article mainly by changing the physical state of the formed material, and the article is called as 'industrial mother'. The injection mold is an important tool commonly used, and comprises a mold core structure for product molding, wherein the mold core structure generally comprises an upper mold core and a lower mold core, and for some complex products, a side surface core-pulling slide block is required to be arranged in the mold core so as to mold the side surface structure of the product. The existing side core-pulling sliding block is generally a whole sliding block, the core-pulling movement is directly driven by hands or an oil cylinder, a two-stage locking structure is not adopted, and the sliding block is easy to loosen to cause the deviation of an injection molding product. The part has the mould of slider locking structure, and the unblock of its slider needs to carry out one step more operation, and it has increased workman's work load, has reduced production efficiency.
SUMMERY OF THE UTILITY MODEL
Therefore, it is necessary to provide a two-stage slider demolding mechanism and a mold with a two-stage slider, aiming at the problem that the existing side core-pulling slider has no locking structure or the locking structure is troublesome to unlock.
On one hand, the utility model provides a two-stage sliding block demoulding mechanism, which comprises: the device comprises a first main sliding block, a positioning sliding block, a driving mechanism and a first inclined guide rod; the moving end of the driving mechanism is in transmission connection with the first main sliding block so as to drive the first main sliding block to do linear reciprocating motion along a first direction; the first main sliding block is provided with a sliding groove, and the positioning sliding block is connected in the sliding groove in a sliding manner so as to position the first main sliding block; the first oblique guide rod is in oblique guide fit with the positioning sliding block, and the positioning sliding block is pushed out from the sliding groove when the first oblique guide rod moves along the second direction.
Furthermore, an inclined through hole is formed in the positioning sliding block, and the first inclined guide rod penetrates through the inclined through hole of the positioning sliding block in a sliding mode.
Furthermore, the positioning slide block is fixedly connected with a front mold assembly of the mold; and when the mold is opened, the front mold assembly moves along a second direction.
Furthermore, the driving mechanism is an oil cylinder, and a telescopic rod of the oil cylinder is fixedly connected with the first main sliding block so as to drive the first main sliding block to do linear reciprocating motion along the first direction.
On the other hand, the utility model also provides a mould with a secondary slide block, which comprises a front mould component, a rear mould component, a mould core component and the secondary slide block demoulding mechanism; the first inclined guide rod is fixedly connected with the front mold assembly.
Furthermore, a fixing frame is arranged on the side wall of the rear die assembly, and the driving mechanism is fixed on the fixing frame.
Further, the second-stage sliding block demolding mechanism is arranged on the side face of the mold core assembly, and the first main sliding block penetrates through the side wall of the mold core assembly and extends into the injection molding cavity.
Furthermore, the mold with the secondary slide block is also provided with a second main slide block, and the second main slide block penetrates through the side wall of the mold core assembly and extends into the injection molding cavity.
Furthermore, an inclined slide hole is formed in the second main slide block, a second inclined guide rod is fixedly connected to the front module assembly, the second inclined guide rod penetrates through the second main slide block in a sliding mode, and the second inclined guide rod pushes the second main slide block to be drawn out of the mold core assembly when moving along with the front module assembly.
According to the technical scheme, the first main sliding block is provided with the positioning sliding block, and the positioning sliding block unlocks/locks the first main sliding block along with the movement of the inclined guide structure, so that the locking of the second-stage sliding block is realized; when the mold is opened, when the movable mold component moves, the positioning slide block is driven to unlock the first main slide block, and then the driving mechanism drives the first main slide block to be drawn out, so that the core pulling action of the side surface is completed. This scheme has promoted injection product's accuracy, has improved production machining efficiency.
Drawings
Fig. 1 is an overall schematic view of a two-stage slide demolding mechanism of the present invention in an initial state;
FIG. 2 is an overall schematic view of the two-stage slide demolding mechanism of the present invention in a slide-out state of the positioning slide;
FIG. 3 is an overall schematic view of the two-stage slide block demolding mechanism of the utility model in a core-pulling completion state;
FIG. 4 is a front view of FIG. 3;
FIG. 5 is a schematic view of the internal structure of the mold with the two-stage slide according to the present invention in the initial state;
FIG. 6 is a schematic view of the internal structure of the mold with the two-stage slide block in the core pulling completion state according to the present invention;
fig. 7 is a front view of fig. 6.
In the drawings, the components represented by the respective reference numerals are listed below:
1. a first main slider; 11. a chute; 2. positioning the sliding block; 21. an inclined through hole; 3. an oil cylinder; 4. a first inclined guide rod; 5. a second main slider; 51. an inclined slide hole; 6. a second oblique guide rod; 7. producing a product; 8. a fixing frame.
Detailed Description
In order to make the aforementioned and other objects, features and advantages of the present invention comprehensible, embodiments accompanied with figures are described in detail below. It is apparent that the specific details set forth in the following description are merely exemplary of the utility model, which can be practiced in many other embodiments that depart from the specific details disclosed herein. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without any inventive step, are within the scope of the present invention.
It will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the utility model herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the utility model.
In an embodiment, referring to fig. 1 to 4, the present invention provides a two-stage slide demolding mechanism, including a first main slide 1, a positioning slide 2, a driving mechanism, and a first inclined guide rod 4; the moving end of the driving mechanism is in transmission connection with the first main sliding block 1 so as to drive the first main sliding block 1 to do linear reciprocating motion along a first direction; the first main sliding block 1 is provided with a sliding chute 11, and the positioning sliding block 2 is connected in the sliding chute 11 in a sliding manner so as to position the first main sliding block 1; the first inclined guide rod 4 is in inclined guide fit with the positioning slide block 2, and when the first inclined guide rod 4 moves along the second direction, the positioning slide block 2 is pushed out from the sliding groove 11.
According to the technical scheme, the positioning slide block 2 is arranged on the first main slide block 1, and the positioning slide block 2 unlocks/locks the first main slide block 1 along with the movement of the inclined guide structure, so that secondary locking is realized; when the mold is opened, when the movable mold component moves, the positioning slide block 2 is driven to unlock the first main slide block 1, and then the driving mechanism drives the first main slide block 1 to be drawn out, so that the core-pulling action of the side surface is completed. This scheme has promoted injection product 7's accuracy, has improved production machining efficiency.
On the basis of the embodiment, furthermore, an inclined through hole is formed in the positioning slider 2, and the first inclined guide rod 4 is slidably arranged in the inclined through hole 21 of the positioning slider 2. The inclined guide rod is in inclined guide fit with the positioning slide block 2, the inner wall of the inclined through hole 21 is pushed through the first inclined guide rod 4, and the positioning slide block 2 is pushed out of the sliding groove 11, so that the first main slide block 1 is unlocked. Of course, the inclined guide fit can also be matched with the inclined surface of the positioning slide block 2 through an inclined surface to push the positioning slide block to slide out of the sliding groove 11. The specific structure of the angle guide fit is not limited to the description in the embodiment.
In the embodiment, the positioning slide block 2 is fixedly connected with a front mold assembly of the mold; when the mold is opened, the front mold assembly moves along the second direction.
It should be noted that the second direction is a direction in which the front mold or the rear mold assembly moves when the mold is opened, and the first direction is perpendicular to the second direction and is used for performing side core pulling. And the axis of the first inclined guide rod 4 has a certain included angle with the second direction, so that the movement of the first inclined guide rod 4 in the second direction is converted into the movement of the positioning slide block 2 in the first direction.
Specifically, the driving mechanism is an oil cylinder 3, and an expansion rod of the oil cylinder 3 is fixedly connected with the first main sliding block 1 so as to drive the first main sliding block 1 to do linear reciprocating motion along the first direction. The first main sliding block 1 can be driven to move rapidly through the oil cylinder 3. Of course, the driving mechanism may also have other structures, such as a cylinder, a linear motor, etc., and the structure is not limited to the description of the embodiment.
On the other hand, the utility model also provides a mould with a secondary slide block, which comprises a front mould component, a rear mould component, a mould core component and the secondary slide block demoulding mechanism; the first inclined guide rod 4 is fixedly connected with the front mould assembly.
Specifically, a fixing frame 8 is arranged on the side wall of the rear die assembly, the cylinder body of the oil cylinder 3 is fixed on the fixing frame 8, the fixing piece is used as a supporting point, and the first main sliding block 1 is pushed and pulled through the telescopic rod.
Referring to fig. 5 to 7, further, the two-stage slide demolding mechanism is disposed at a side surface of the mold core assembly, and the first main slide 1 extends into the injection cavity through a side wall of the mold core assembly.
Further, the mould with the secondary slide block is also provided with a second main slide block, and the second main slide block 5 penetrates through the side wall of the mould core component and extends into the injection molding cavity.
Specifically, the second main slider 5 is provided with an inclined slide hole 51, the front mold assembly is fixedly connected with a second inclined guide rod 6, the second inclined guide rod 6 is slidably arranged in the second main slider 5 in a penetrating manner, and the second inclined guide rod 6 pushes the second main slider 5 to be drawn out from the mold core assembly along with the displacement of the front mold assembly. In this embodiment, the number of the inclined guide rods is two.
This scheme is loosed core through first main slider 1 and second main slider 5 to product 7. When the mold is opened, the movable mold moves to drive the first oblique guide rod 4 and the second oblique guide rod 6 to move so as to push the positioning slide block 2 out of the first main slide block 1 and push the second main slide block 5 to perform core pulling, and then the oil cylinder 3 pushes the first main slide block 1 to perform pushing to complete core pulling and mold opening. This scheme has set up the second order slider. This scheme has promoted injection product 7's accuracy, has improved production machining efficiency.
The technical features of the above embodiments can be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the above embodiments are not described, but should be considered as the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above examples only show some embodiments of the present invention, and the description thereof is more specific and detailed, but not to be construed as limiting the scope of the utility model. It should be noted that, for those skilled in the art, various changes, substitutions and alterations can be made without departing from the spirit and scope of the utility model. Therefore, the protection scope of the present invention should be subject to the claims.
Claims (9)
1. A two-stage slide demolding mechanism is characterized by comprising: the device comprises a first main sliding block, a positioning sliding block, a driving mechanism and a first inclined guide rod; the moving end of the driving mechanism is in transmission connection with the first main sliding block so as to drive the first main sliding block to do linear reciprocating motion along a first direction; the first main sliding block is provided with a sliding groove, and the positioning sliding block is connected in the sliding groove in a sliding manner so as to position the first main sliding block; the first oblique guide rod is in oblique guide fit with the positioning sliding block, and the positioning sliding block is pushed out from the sliding groove when the first oblique guide rod moves along the second direction.
2. The two-stage slide demolding mechanism according to claim 1, wherein the positioning slide is internally provided with an inclined through hole, and the first inclined guide rod is slidably arranged in the inclined through hole of the positioning slide.
3. The two-stage slide demolding mechanism according to claim 1, wherein the positioning slide is fixedly connected with a front mold assembly of the mold; and when the mold is opened, the front mold assembly moves along a second direction.
4. The two-stage slide demolding mechanism according to claim 1, wherein the driving mechanism is an oil cylinder, and a telescopic rod of the oil cylinder is fixedly connected with the first main slide to drive the first main slide to linearly reciprocate along the first direction.
5. A mold with a two-stage slide block, which is characterized by comprising a front mold component, a rear mold component, a mold core component and the two-stage slide block demolding mechanism according to any one of claims 1 to 4; the first inclined guide rod is fixedly connected with the front mold assembly.
6. The mold with the secondary slide of claim 5, wherein a fixing frame is provided on a side wall of the rear mold assembly, and the driving mechanism is fixed on the fixing frame.
7. The mold of claim 5, wherein the secondary slide ejection mechanism is disposed on a side of the core assembly, and the first main slide extends through a sidewall of the core assembly into the injection cavity.
8. The mold of claim 7, further comprising a second main slide extending through the sidewall of the core assembly into the injection cavity.
9. The mold of claim 8, wherein the second main slide block has an inclined slide hole, the front mold assembly has a second inclined guide rod fixedly connected thereto, the second inclined guide rod is slidably disposed in the second main slide block, and the second inclined guide rod pushes the second main slide block to be drawn out from the mold core assembly when the second inclined guide rod moves along with the front mold assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122634051.8U CN216579023U (en) | 2021-10-29 | 2021-10-29 | Two-stage sliding block demoulding mechanism and mould with two-stage sliding block |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122634051.8U CN216579023U (en) | 2021-10-29 | 2021-10-29 | Two-stage sliding block demoulding mechanism and mould with two-stage sliding block |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216579023U true CN216579023U (en) | 2022-05-24 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122634051.8U Active CN216579023U (en) | 2021-10-29 | 2021-10-29 | Two-stage sliding block demoulding mechanism and mould with two-stage sliding block |
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| Country | Link |
|---|---|
| CN (1) | CN216579023U (en) |
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2021
- 2021-10-29 CN CN202122634051.8U patent/CN216579023U/en active Active
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