CN218083716U - Barb withdrawing structure and mold - Google Patents
Barb withdrawing structure and mold Download PDFInfo
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- CN218083716U CN218083716U CN202222244028.2U CN202222244028U CN218083716U CN 218083716 U CN218083716 U CN 218083716U CN 202222244028 U CN202222244028 U CN 202222244028U CN 218083716 U CN218083716 U CN 218083716U
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Abstract
The utility model discloses a barb exit structure and mould for solve current barb exit structure and generally only have one-way withdrawal function, can't realize that the inside wall has the technical problem of the shaping product demolding of barb. The first driving lever of the utility model is used for driving the first slide block to move along the X-axis direction; the first sliding block is provided with a sliding cavity, and the second driving lever is used for driving the second sliding block to move in the sliding cavity along the X-axis direction; the second sliding block is provided with a first inclined groove along the X-axis direction, the third sliding block is in sliding fit in the first inclined groove, the plug pin is fixedly connected in the sliding cavity and is in sliding fit with the second sliding block, the third sliding block is in sliding connection with the plug pin, and a first inverted hook groove is formed in the side face of the first end of the third sliding block; when the second sliding block is driven to move in the sliding cavity along the X-axis direction, the second sliding block drives the third sliding block to move on the bolt along the Y-axis direction, so that the first barb groove is separated from the first barb of the molded product.
Description
Technical Field
The utility model relates to a mold design technical field especially relates to an overhead kick withdraw structure and mould.
Background
After the existing mold is used for producing a molded product, an inverted hook withdrawing structure is generally used for demolding the molded product.
When the mold needs to produce the molded product shown in fig. 9 and 10, the molded product in fig. 9 and 10 has a groove on the rear side surface thereof, and the inner side wall of the groove is provided with barbs, because the barb withdrawing structure in the prior art generally only has a one-way withdrawing function, the existing barb withdrawing structure cannot withdraw barbs of the molded product in fig. 9 and 10, and the barb withdrawing structure must withdraw barbs in a left or right direction first and then move backwards to separate from the whole molded product, so as to complete the mold stripping of the product.
Therefore, finding a barb releasing structure and a mold capable of solving the above-mentioned technical problems has become an important subject of study by those skilled in the art.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model discloses overhead kick exit structure and mould for solve current overhead kick exit structure and generally only have one-way function of withdrawing from, can't realize that the inside wall has the technical problem of the shaping product demolding of overhead kick.
The embodiment of the utility model provides a barb withdrawing structure, which comprises a first slide block, a second slide block, a third slide block, a bolt, a first driving lever and a second driving lever;
the first deflector rod is connected with the first sliding block and used for deflecting the first sliding block to move along the X-axis direction; the first sliding block is provided with a sliding cavity, the second sliding block is in sliding fit in the sliding cavity, the second deflector rod is connected with the second sliding block, and the second deflector rod is used for deflecting the second sliding block to move in the sliding cavity along the X-axis direction;
the second sliding block is provided with a first inclined groove along the X-axis direction, the third sliding block is in sliding fit in the first inclined groove, a first end part of the third sliding block is exposed out of the first inclined groove, the bolt penetrates through the second sliding block from the Y-axis direction and then is fixedly connected in the sliding cavity, the bolt is in sliding fit with the second sliding block, the third sliding block is in sliding connection with the bolt, and a first inverted hook groove matched with a first inverted hook of a molded product is formed in the side surface of the first end part of the third sliding block;
when the second sliding block is driven to move in the sliding cavity along the X-axis direction, the second sliding block drives the third sliding block to move on the plug pin along the Y-axis direction, so that the first barb groove is separated from the first barb of the molded product.
Optionally, a fourth slider is further included;
the second sliding block is also provided with a second inclined groove along the X-axis direction, the first inclined groove and the second inclined groove are adjacently arranged along the Y-axis direction, and the extension line of the first inclined groove and the extension line of the second inclined groove are intersected in the direction towards the formed product;
the fourth sliding block is in sliding fit in the second inclined groove, a first end of the fourth sliding block is exposed out of the second inclined groove, the fourth sliding block is connected to the plug pin in a sliding mode, a second inverted hook groove matched with a second inverted hook of a formed product is formed in the side face of the first end of the fourth sliding block, and the first inverted hook groove and the second inverted hook groove are symmetrically arranged in the X-axis direction;
when the second sliding block is driven to move in the sliding cavity along the X-axis direction, the second sliding block drives the third sliding block and the fourth sliding block to be close to each other on the plug pin along the Y-axis direction, so that the first inverted hook groove and the second inverted hook groove are separated from the first inverted hook and the second inverted hook of the molded product respectively.
Optionally, the two opposite side walls of the first inclined groove are provided with X-direction guide through holes for the bolt to penetrate out and to be in sliding fit, and the two opposite side walls of the second inclined groove are provided with X-direction guide through holes for the bolt to penetrate out and to be in sliding fit.
Optionally, a first inclined hole is formed in the first sliding block, a first inclined section is arranged on the side surface of the first shift lever, and the first inclined section is in sliding fit with the first inclined hole;
when the first shifting lever moves along the Z-axis direction, the first inclined section slides in the first inclined hole so that the first shifting lever shifts the first sliding block to move along the X-axis direction.
Optionally, a second inclined hole is formed in the second slider, a second inclined section is arranged at the bottom end of the second driving lever, and the second inclined section is in sliding fit with the second inclined hole;
when the second shifting lever moves along the Z-axis direction, the second inclined section slides in the second inclined hole so that the second shifting lever shifts the second sliding block to move along the X-axis direction in the sliding cavity.
Optionally, the cross section of the first inclined hole is a T-shaped cross section, and the cross section of the first inclined section is a T-shaped cross section.
Optionally, the cross section of the second inclined hole is a T-shaped cross section, and the cross section of the second inclined section is a T-shaped cross section.
The embodiment of the utility model provides a mould, which comprises a fixed plate, a shifting plate, a female template, a male template and the undercut withdrawing structure from top to bottom in sequence;
the first sliding block in the barb withdrawing structure is in sliding fit with the male template, the top end portion of the first deflector rod in the barb withdrawing structure is fixedly connected with the female template, and the top end portion of the second deflector rod in the barb withdrawing structure penetrates through the female template and then is fixedly connected with the deflector plate.
According to the technical solution provided by the utility model, the embodiment of the utility model has following advantage:
in this embodiment, when the molded product carries out the die sinking, the second driving lever stirs the second slider earlier and moves toward the direction of keeping away from the molded product along the X axle direction in the sliding cavity of first slider, when the second slider is gliding, the second slider can drive the motion of third slider along the Y axle direction on the bolt, thereby make the first overhead kick groove on the third slider break away from with the first overhead kick of molded product, last first driving lever stirs the first slider and moves toward the direction of keeping away from the molded product along the X axle direction, make whole overhead kick exit structure break away from the molded product, and then make the molded product can go out the mould smoothly. Through foretell design, can make the barb withdraw from the structure and have the function of withdrawing from of X axle direction and Y axle direction, effectively solved the inside wall and had the unable demolding's of shaping product of barb technical problem.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without inventive exercise.
Fig. 1 is a schematic view of a barb withdrawing structure provided in an embodiment of the present invention when being engaged with a molded product;
fig. 2 is an exploded view of a barb withdrawing structure and a molded product according to an embodiment of the present invention;
fig. 3 is an exploded view of a barb release structure provided in an embodiment of the present invention;
fig. 4 is a schematic structural view of a second slider in the barb withdrawing structure provided in the embodiment of the present invention;
fig. 5 is a schematic structural view illustrating a second slider of the barb withdrawing structure engaged with the plug pin according to an embodiment of the present invention;
fig. 6 is a schematic structural view of a third slider and a fourth slider in an inverted hook withdrawing structure provided in an embodiment of the present invention;
fig. 7 is a schematic view of another angle of the third slider and the fourth slider in the barb withdrawing structure according to the embodiment of the present invention;
fig. 8 is a schematic structural diagram of a mold provided in an embodiment of the present invention;
fig. 9 is a schematic view of a molded product according to an embodiment of the present invention and related to the background art;
fig. 10 is another perspective view of a molded product according to an embodiment of the present invention and related to the background art;
illustration of the drawings: forming a product 1; a groove 101; a first barb 102; a second barb 103; a first slider 2; a sliding cavity 201; a first inclined hole 202; a second slider 3; the second inclined hole 301; a first inclined groove 302; a second inclined groove 303; an X-direction guiding through-hole 304; a first shift lever 4; a first inclined section 401; a second shift lever 5; a second inclined section 501; a third slider 6; a first inverted hook groove 601; a fourth slider 7; a second inverted hook groove 701; a bolt 8; a fixed plate 9; a kick-out plate 10; a master template 11; a core plate 12.
Detailed Description
The embodiment of the utility model discloses overhead kick exit structure and mould for solve current overhead kick exit structure and generally only have one-way function of withdrawing from, can't realize that the inside wall has the technical problem of the shaping product demolding of overhead kick.
In order to make the technical field better understand the solution of the present invention, the following detailed description of the present invention is provided with reference to the accompanying drawings and the detailed description. It is to be understood that the disclosed embodiments are merely exemplary of the invention, and are not intended to limit the invention to the precise embodiments disclosed. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example one
Referring to fig. 1 to 7, 9 and 10, in an embodiment of the present invention, a barb withdrawing structure is provided for a mold stripping process of a molded product, wherein one side of the molded product has a groove, and a first barb is disposed on an inner side wall of the groove.
The barb withdrawing structure in the embodiment specifically comprises a first sliding block 2, a second sliding block 3, a third sliding block 6, a bolt 8, a first deflector rod 4 and a second deflector rod 5;
the first driving lever 4 is connected with the first sliding block 2, and the first driving lever 4 is used for driving the first sliding block 2 to move along the X-axis direction; a sliding cavity 201 is arranged on the first sliding block 2, the second sliding block 3 is in sliding fit in the sliding cavity 201, the second driving lever 5 is connected with the second sliding block 3, and the second driving lever 5 is used for driving the second sliding block 3 to move in the sliding cavity 201 along the X-axis direction;
the second slider 3 is provided with a first inclined groove 302 along the X-axis direction, the third slider 6 is in sliding fit in the first inclined groove 302, a first end of the third slider 6 is exposed out of the first inclined groove 302, the plug pin 8 penetrates through the second slider 3 from the Y-axis direction and then is fixedly connected in the sliding cavity 201, the plug pin 8 is in sliding fit with the second slider 3, the third slider 6 is in sliding connection with the plug pin 8, and a first undercut 601 matched with a first undercut of a molded product is arranged on a side surface of the first end of the third slider 6;
when the second slider 3 is driven to move in the sliding cavity 201 along the X-axis direction, the second slider 3 drives the third slider 6 to move on the plug pin 8 along the Y-axis direction, so that the first undercut 601 is disengaged from the first undercut of the molded product.
In this embodiment, when the mold opening is performed to the molded product, the second driving lever 5 firstly stirs the second slider 3 to move along the direction of the X axis in the sliding cavity 201 of the first slider 2 toward the direction away from the molded product, when the second slider 3 slides, the second slider 3 can drive the third slider 6 to move along the Y axis on the plug pin 8, thereby making the first barb groove 601 on the third slider 6 separate from the first barb of the molded product, and finally the first driving lever 4 stirs the first slider 2 to move along the direction of the X axis toward the direction away from the molded product, making the whole barb withdrawing structure separate from the molded product, and further making the molded product smoothly go out of the mold. Through foretell design, can make the barb withdraw from the structure and have the function of withdrawing from of X axle direction and Y axle direction, effectively solved the inside wall and had the unable demolding's of shaping product of barb technical problem.
Further, as shown in fig. 9 and 10, when both opposite side groove walls of the groove of the molded product are provided with barbs, that is, one side groove wall of the groove is provided with a first barb and the other side groove wall is provided with a second barb, in the above case, the barb withdrawing structure in this embodiment further includes a fourth slider 7;
a second inclined groove 303 is further formed in the second slider 3 along the X-axis direction, the first inclined groove 302 and the second inclined groove 303 are adjacently arranged along the Y-axis direction, and an extension line of the first inclined groove 302 and an extension line of the second inclined groove 303 intersect in a direction toward a molded product;
the fourth slider 7 is in sliding fit with the second inclined groove 303, a first end of the fourth slider 7 is exposed out of the second inclined groove 303, the fourth slider 7 is connected to the plug pin 8 in a sliding manner, a second inverted hook groove 701 matched with a second inverted hook of a molded product is arranged on a side surface of the first end of the fourth slider 7, and the first inverted hook groove 601 and the second inverted hook groove 701 are symmetrically arranged along the X-axis direction;
it should be noted that, when the second slider 3 is driven to move in the sliding cavity 201 along the X-axis direction, specifically, when the second slider 3 is driven to move along the X-axis direction toward a direction away from the molded product, the second slider 3 drives the third slider 6 and the fourth slider 7 to approach each other on the plug pin 8 along the Y-axis direction, so that the first inverted hook groove 601 and the second inverted hook groove 701 are separated from the first inverted hook and the second inverted hook of the molded product, respectively.
Further, the second slider 3 in this embodiment is in sliding fit with the plug pin 8, specifically, both opposite side groove walls of the first inclined groove 302 are provided with X-direction guiding through holes 304 through which the plug pin 8 penetrates and is in sliding fit, and both opposite side groove walls of the second inclined groove 303 are provided with X-direction guiding through holes 304 through which the plug pin 8 penetrates and is in sliding fit.
It should be noted that, the above-mentioned X-direction guiding through hole 304 is specifically an elongated hole extending in the X-axis direction, and the plug pin 8 passes through the above-mentioned X-direction guiding through hole 304 and is fixed in the sliding cavity 201, through the above-mentioned design, when the second slider 3 slides in the sliding cavity 201, the second slider 3 can move along the X-axis direction relative to the plug pin 8, thereby effectively solving the problem of mutual interference between the two. The axes of the plurality of X-guide through holes 304 are aligned, that is, the plurality of X-guide through holes 304 are overlapped in the Y-axis direction.
Further, the first shift lever 4 in this embodiment can shift the first slider 2 to move along the X-axis direction, specifically by:
a first inclined hole 202 is formed in the first sliding block 2, a first inclined section 401 is arranged on the side surface of the first driving lever 4, and the first inclined section 401 is in sliding fit with the first inclined hole 202;
when the first shift lever 4 moves along the Z-axis direction, the first inclined section 401 slides in the first inclined hole 202, so that the first shift lever 4 shifts the first slider 2 to move along the X-axis direction.
It should be noted that, when the first shift lever 4 moves upward along the Z-axis direction, at this time, the first inclined section 401 moves in the first inclined hole 202 synchronously, and when the first inclined section 401 moves, the inclined surface of the first inclined section 401 and the wall of the inclined hole in the first inclined hole 202 are abutted against each other to drive the first slider 2 to move in the direction away from the molded product along the X-axis direction. Similarly, when the first shift lever 4 moves downward along the Z-axis, the first shift lever 4 drives the first slider 2 to move toward the direction close to the molded product along the X-axis. It should be noted that, when the molded product is in the process of opening the mold, the first shift lever 4 moves upward along the Z-axis direction.
Further, the second shift lever 5 in this embodiment can shift the second slider 3 to move in the sliding cavity 201 along the X-axis direction, specifically by:
a second inclined hole 301 is formed in the second slider 3, a second inclined section 501 is arranged at the bottom end of the second shift lever 5, and the second inclined section 501 is in sliding fit with the second inclined hole 301;
when the second shift lever 5 moves along the Z-axis direction, the second inclined section 501 slides in the second inclined hole 301, so that the second shift lever 5 shifts the second slider 3 to move along the X-axis direction in the sliding cavity 201.
It should be noted that, when the second shift lever 5 moves upward along the Z-axis direction, at this time, the second inclined section 501 moves in the second inclined hole 301 synchronously, and when the second inclined section 501 moves, the inclined surface of the second inclined section 501 interferes with the wall of the inclined hole in the second inclined hole 301 to drive the second slider 3 to move in the sliding cavity 201 along the X-axis direction away from the molded product. Similarly, when the second shift lever 5 moves downward along the Z-axis, at this time, the second shift lever 5 drives the second slider 3 to move in the sliding cavity 201 along the X-axis toward the direction close to the molded product. It should be noted that, when the molded product is in the process of opening the mold, the second shift lever 5 moves upward along the Z-axis direction.
Further, in this embodiment, the cross section of the first inclined hole 202 is a T-shaped cross section, and the cross section of the first inclined section 401 is a T-shaped cross section.
It should be noted that, by the above design, the first inclined section 401 can be effectively limited to move only along the first inclined hole 202, and displacement of the first inclined section 401 in other directions is avoided.
Further, the cross section of the second inclined hole 301 in this embodiment is a T-shaped cross section, and the cross section of the second inclined section 501 is a T-shaped cross section.
It should be noted that, by the above design, the second inclined section 501 can be effectively limited to move only along the second inclined hole 301, and displacement of the second inclined section 501 in other directions is avoided.
Example two
Referring to fig. 1 to 10, a mold according to an embodiment of the present invention includes, from top to bottom, a fixing plate 9, a material-shifting plate 10, a female mold plate 11, a male mold plate 12, and further includes an undercut-releasing structure according to an embodiment;
the first sliding block 2 in the barb withdrawing structure is in sliding fit with the male die plate 12, the top end part of a first deflector rod 4 in the barb withdrawing structure is fixedly connected to the female die plate 11, and the top end part of a second deflector rod 5 in the barb withdrawing structure penetrates through the female die plate 11 and then is fixedly connected to the deflector plate 10.
It should be noted that, when the molded product is produced, when the mold needs to be opened, first, the material shifting plate 10 moves upward along the Z-axis direction to separate from the female mold plate 11, at this time, the second material shifting rod 5 is driven by the material shifting plate 10 to move upward along the Z-axis direction together, thereby driving the second slider 3 to move in the direction away from the molded product along the X-axis direction in the sliding cavity 201, and further driving the third slider 6 and the fourth slider 7 to approach each other on the plug pin 8 to separate from the first and second barbs of the molded product, then, the female mold plate 11 and the male mold plate 12 start to separate, the female mold plate 11 moves upward along the Z-axis direction to drive the first material shifting rod 4 to move upward along the Z-axis direction, thereby driving the first slider 2 to move in the direction away from the molded product along the X-axis direction, so that the whole barbs exit the structure and the molded product are separated, and thus completing the opening of the molded product.
It is right above the utility model provides an overhead kick withdraw from structure and mould have carried out detailed introduction, to the general technical personnel in this field, according to the utility model discloses the thought of embodiment all has the change part on concrete implementation and application scope, to sum up, this description content should not be understood as right the utility model discloses a restriction.
Claims (8)
1. A barb exit structure is characterized by comprising a first sliding block, a second sliding block, a third sliding block, a bolt, a first deflector rod and a second deflector rod;
the first deflector rod is connected with the first sliding block and used for deflecting the first sliding block to move along the X-axis direction; the first sliding block is provided with a sliding cavity, the second sliding block is in sliding fit in the sliding cavity, the second deflector rod is connected with the second sliding block, and the second deflector rod is used for deflecting the second sliding block to move in the sliding cavity along the X-axis direction;
the second sliding block is provided with a first inclined groove along the X-axis direction, the third sliding block is in sliding fit in the first inclined groove, a first end part of the third sliding block is exposed out of the first inclined groove, the bolt penetrates through the second sliding block from the Y-axis direction and then is fixedly connected in the sliding cavity, the bolt is in sliding fit with the second sliding block, the third sliding block is in sliding connection with the bolt, and a first inverted hook groove matched with a first inverted hook of a molded product is arranged on the side surface of the first end part of the third sliding block;
when the second sliding block is driven to move in the sliding cavity along the X-axis direction, the second sliding block drives the third sliding block to move on the plug pin along the Y-axis direction, so that the first barb groove is separated from the first barb of the molded product.
2. The barb exit structure of claim 1, further comprising a fourth slider;
the second sliding block is also provided with a second inclined groove along the X-axis direction, the first inclined groove and the second inclined groove are adjacently arranged along the Y-axis direction, and the extension line of the first inclined groove and the extension line of the second inclined groove are intersected in the direction towards the formed product;
the fourth sliding block is in sliding fit with the second inclined groove, a first end portion of the fourth sliding block is exposed out of the second inclined groove, the fourth sliding block is connected to the plug pin in a sliding mode, a second inverted hook groove matched with a second inverted hook of a formed product is formed in the side face of the first end portion of the fourth sliding block, and the first inverted hook groove and the second inverted hook groove are symmetrically arranged in the X-axis direction;
when the second sliding block is driven to move in the sliding cavity along the X-axis direction, the second sliding block drives the third sliding block and the fourth sliding block to be close to each other on the plug pin along the Y-axis direction, so that the first inverted hook groove and the second inverted hook groove are separated from the first inverted hook and the second inverted hook of the molded product respectively.
3. The barb withdrawing structure as claimed in claim 2, wherein the opposite side walls of the first inclined groove are provided with X-direction guiding through holes for the pin to pass through and slidably fit, and the opposite side walls of the second inclined groove are provided with X-direction guiding through holes for the pin to pass through and slidably fit.
4. The barb exiting structure according to claim 1, wherein the first slider is provided with a first inclined hole, the side surface of the first deflector rod is provided with a first inclined section, and the first inclined section is in sliding fit with the first inclined hole;
when the first shifting lever moves along the Z-axis direction, the first inclined section slides in the first inclined hole so that the first shifting lever shifts the first sliding block to move along the X-axis direction.
5. The barb withdrawing structure as claimed in claim 1, wherein the second slider is provided with a second inclined hole, the bottom end of the second deflector rod is provided with a second inclined section, and the second inclined section is in sliding fit with the second inclined hole;
when the second shifting lever moves along the Z-axis direction, the second inclined section slides in the second inclined hole so that the second shifting lever shifts the second sliding block to move along the X-axis direction in the sliding cavity.
6. The barb exit structure of claim 4, wherein the cross-section of the first angled bore is a T-shaped cross-section and the cross-section of the first angled section is a T-shaped cross-section.
7. The barb exit structure of claim 5, wherein the cross-section of the second angled bore is a T-shaped cross-section and the cross-section of the second angled section is a T-shaped cross-section.
8. A mould, from the top down sequentially includes the dead plate, kickoff plate, mother template, male template, characterized by, also include any one of the barb withdrawing structure of claims 1 to 7;
the first sliding block in the barb withdrawing structure is in sliding fit with the male die plate, the top end portion of a first shifting rod in the barb withdrawing structure is fixedly connected to the female die plate, and the top end portion of a second shifting rod in the barb withdrawing structure penetrates through the female die plate and then is fixedly connected to the shifting plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222244028.2U CN218083716U (en) | 2022-08-25 | 2022-08-25 | Barb withdrawing structure and mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222244028.2U CN218083716U (en) | 2022-08-25 | 2022-08-25 | Barb withdrawing structure and mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218083716U true CN218083716U (en) | 2022-12-20 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222244028.2U Active CN218083716U (en) | 2022-08-25 | 2022-08-25 | Barb withdrawing structure and mold |
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| Country | Link |
|---|---|
| CN (1) | CN218083716U (en) |
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2022
- 2022-08-25 CN CN202222244028.2U patent/CN218083716U/en active Active
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