CN211105389U - Secondary slide mold - Google Patents
Secondary slide mold Download PDFInfo
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- CN211105389U CN211105389U CN201922006162.7U CN201922006162U CN211105389U CN 211105389 U CN211105389 U CN 211105389U CN 201922006162 U CN201922006162 U CN 201922006162U CN 211105389 U CN211105389 U CN 211105389U
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- 238000003825 pressing Methods 0.000 claims description 13
- 238000000034 method Methods 0.000 claims description 5
- 238000010586 diagram Methods 0.000 description 8
- 238000001746 injection moulding Methods 0.000 description 5
- 238000013459 approach Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000002347 injection Methods 0.000 description 2
- 239000007924 injection Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003723 Smelting Methods 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 238000000071 blow moulding Methods 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000005242 forging Methods 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model provides a secondary slide die, which comprises an upper die assembly and a lower die assembly; a slide member is arranged in an avoidance space formed by the upper die assembly and the lower die assembly and comprises a first slide block, a second slide block and a third slide block; the cavity of the first slide block is internally provided with the second slide block and a third slide block; the upper die assembly is provided with a shovel base which is positioned above a gap between the second sliding block and the third sliding block; the guide mechanism comprises a guide column assembly and a track plate assembly; the guide column assembly is fixedly arranged on the outer side of the slide member; the track plate assembly is fixedly arranged on the upper die assembly and is provided with a vertical sliding chute and an inclined sliding chute; when the mold is opened or closed, the upper mold assembly drives the shovel base and the track plate assembly to move, the guide column assembly slides in the vertical chute and the inclined chute of the track plate assembly, so that a product cannot be damaged by pulling during mold opening, a mold cannot be collided during mold closing, and mold opening and closing of the mold are smoothly realized.
Description
Technical Field
The utility model relates to the technical field of mold, especially, relate to a capable position of secondary mould.
Background
The die is a common product forming tool in mass industrial production and is widely applied to the production fields of products such as injection molding, blow molding, extrusion, die casting, forging, smelting, stamping and the like. In the production of plastic products, because the plastic products have special structures, the used injection mold usually adopts a secondary slide structure, and when the mold is opened, a first slide structure is firstly required to be separated from a product buckling position, and then a second slide structure is separated from the product buckling position. The common secondary slide mold usually adopts the mutual matching of the inclined guide post and the inclined guide post hole to drive the secondary slide to move so as to realize the mold opening and closing.
Referring to fig. 1 and fig. 2, fig. 1 is a schematic diagram illustrating a mold clamping principle of a general secondary slide mold; fig. 2 is a schematic view of the mold opening principle of a general secondary slide mold. When an upper die and a lower die of the die are closed, a cavity and an avoidance space are formed, and a slide assembly 11 is arranged in the avoidance space; the slide assembly 11 comprises a first slide block, a second slide block and a third slide block; a guide hole is formed in one end, far away from the cavity, of the first sliding block, and a cavity is formed in one end, close to the cavity, of the first sliding block; the second sliding block and the third sliding block are arranged in the cavity, are arranged side by side along the discharge direction of the first sliding block and are respectively provided with an inverted buckle buckled with a molded product; the upper die is provided with a shovel base 12 and an inclined guide post 13. When the mold is closed, the upper mold drives the shovel base 12 and the inclined guide post 13 to move downwards, the inclined guide post 13 moves downwards along the guide hole in the first slide block to drive the first slide block to close the mold to the cavity direction in place, at the moment, the shovel base 12 continuously moves downwards, and the second slide block and the third slide block are pushed to the two sides to open the mold to close the mold to the third slide block in place. When the mold is opened, the upper mold drives the shovel base 12 and the inclined guide post 13 to move upwards, the second sliding block and the third sliding block draw close to the center of the cavity of the first sliding block due to the loss of the fastening force of the shovel base 12 so as to be separated from the product buckling position, and the inclined guide post 13 continuously moves upwards to force the first sliding block to move towards the outgoing direction and separate from the buckling position.
However, in this mold, since the blade base 12 and the inclined guide post 13 are continuously moved downward at the time of mold closing, the first slide block, the second slide block, and the third slide block cannot be moved out in stages, and there is a possibility that the blade base 12 continuously moved downward collides with the second slide block and the third slide block; when the mold is opened, the shovel base 12 moves upwards to drive the second slider and the third slider to move out, and the inclined guide post 13 also continuously moves upwards, so that the mold opening cannot be divided into two stages, the second slider and the third slider can not be separated from the buckling position and can be taken out by the first slider, and the molded product can be damaged by pulling. Therefore, the secondary slide of the die has risks in the die opening and closing process, and the smooth operation of die opening and closing cannot be guaranteed.
SUMMERY OF THE UTILITY MODEL
For the problem that exists among the overcoming correlation technique, the embodiment of the utility model provides a secondary slide mould for probably pull out the bad product when solving former injection mould die sinking, can appear hitting the technical problem of mould during the compound die.
According to an embodiment of the utility model, a secondary slide mold is provided, which comprises an upper mold component and a lower mold component which are arranged oppositely up and down; a cavity and an avoiding space are formed when the upper die assembly and the lower die assembly are assembled; a slide member is arranged in the avoiding space; the line member comprises a first slide block, a second slide block and a third slide block; one end of the first sliding block close to the cavity is a cavity; the second sliding block and the third sliding block are arranged in the cavity side by side along the discharge direction of the first sliding block; the first sliding block and the second sliding block are both provided with reverse buckles buckled with the molded product; a shovel base is arranged on the upper die assembly; the shovel base is arranged towards the lower die assembly and is positioned above a gap between the second sliding block and the third sliding block; the device also comprises a guide mechanism; the guide mechanism comprises a guide column assembly and a track plate assembly; the guide column assembly is fixedly arranged on the outer side of the slide member; the track plate assembly is fixedly arranged on the upper die assembly and arranged towards the lower die assembly, and a vertical sliding groove and an inclined sliding groove which are communicated with each other are sequentially arranged on the track plate assembly from top to bottom; when the mold is opened or closed, the upper mold assembly drives the shovel base and the track plate assembly to move, and the guide column assembly slides in the vertical chute and the inclined chute of the track plate assembly.
The embodiment of the utility model provides a position mould is gone to secondary can not pull out bad product when guaranteeing the die sinking, can not hit the mould during the compound die, realizes the die sinking and the compound die of mould smoothly.
In an optional embodiment, the inclined sliding groove is arranged in an inclined manner from the tail end of the vertical sliding groove to the travelling direction of the first sliding block.
In an alternative embodiment, the tangent of the downward inclination angle of the inclined chute is the ratio of the distance traveled by the first slider to its height.
In an alternative embodiment, the guide post assembly comprises two ear posts; the two ear posts are respectively positioned on the outer sides of the tops of the first sliding blocks; the track plate assembly comprises two track plates; the two track plates are respectively positioned on the outer sides of the first sliding blocks; and corresponds to the two ear posts.
In an optional embodiment, a slide pressing bar is arranged on the lower die assembly; and a first limiting block is arranged on the slide pressing bar along the moving direction of the first sliding block.
In an optional embodiment, a guide rod is further arranged in the cavity of the first sliding block; the guide rod and the traveling direction of the first sliding block form a fixed inclined angle; the second sliding block and the third sliding block are arranged on the guide rod in a sliding mode.
In an alternative embodiment, the guide bar is arranged perpendicular to the running direction of the first slider.
In an optional embodiment, a second limiting block is arranged in the middle of the guide rod; the second limiting block is positioned between the second sliding block and the joint of the third sliding block and the guide rod.
In an alternative embodiment, a wear-resistant block is arranged on the outer wall of the first sliding block away from the cavity; the upper die assembly is provided with a pressing block; the position of the pressing block corresponds to the position of the wear-resisting block.
In an alternative embodiment, a wedge-shaped block is arranged at one end of the shovel base close to the lower die assembly, so that the second sliding block and the third sliding block can be pushed to be matched with each other towards two sides better.
It is to be understood that both the foregoing general description and the following detailed description are exemplary and explanatory only and are not restrictive of the invention as claimed.
For a better understanding and an implementation, the present invention is described in detail below with reference to the accompanying drawings.
Drawings
FIG. 1 is a schematic view of a mold clamping principle of a general secondary slide mold;
FIG. 2 is a schematic view of a general mold opening principle of a secondary slide mold;
fig. 3 is a schematic structural diagram of a secondary slide mold according to an embodiment of the present invention;
fig. 4 is an exploded view of the secondary slide mold according to the embodiment of the present invention;
fig. 5 is a schematic view of the guide bar of the present invention;
FIG. 6 is a schematic view of the shovel base used in opening the die;
fig. 7 is a schematic structural diagram of the guide mechanism of the present invention;
fig. 8 is a schematic structural view of the secondary slide mold according to the present invention during mold closing;
fig. 9 is a schematic sectional view of the secondary slide mold of the present invention during mold closing;
fig. 10 is a schematic structural diagram of the secondary slide mold during mold opening.
Detailed Description
Reference will now be made in detail to the exemplary embodiments, examples of which are illustrated in the accompanying drawings. When the following description refers to the accompanying drawings, like numbers in different drawings represent the same or similar elements unless otherwise indicated. The embodiments described in the following exemplary embodiments do not represent all embodiments consistent with the present invention. Rather, they are merely examples of apparatus and methods consistent with certain aspects of the invention, as detailed in the appended claims.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element 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 present invention. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
Please refer to fig. 3 and fig. 4, wherein fig. 3 is a schematic structural diagram of a secondary slide mold according to an embodiment of the present invention; fig. 4 is an exploded view of the secondary slide mold according to the embodiment of the present invention.
The secondary slide mold in this embodiment includes an upper mold assembly (not shown) and a lower mold assembly (not shown) that are disposed opposite to each other; a cavity and an avoiding space are formed when the upper die assembly and the lower die assembly are assembled; a slide member 100 is arranged in the avoiding space; a shovel base 200 is arranged on the upper die assembly; the shovel base 200 is arranged towards the lower die assembly and is positioned above the slide member 100; a guide mechanism 300 is also included. The slide member 100 moves in the avoiding space under the action of the guide mechanism 300, and when the mold is closed, the slide member 100 approaches to the cavity and blocks the cavity to wait for injection molding; when the mold is opened, the slide member 100 is far away from the cavity and is separated from the product buckling position.
The line member 100 includes a first slider 101, a second slider 102, and a third slider 103; one end of the first sliding block 101 close to the cavity is a cavity; the second slider 102 and the third slider 103 are arranged in the cavity side by side along the discharge direction of the first slider 101; the first slider 101 and the second slider 102 are both provided with an inverted buckle buckled with a molded product. When the mold is opened, the second slide block 102 and the third slide block 103 approach each other to separate from the product buckling position, which is the first-time running; when the second slide block 102 and the third slide block 103 are opened to the proper position, the second slide block 101 moves to the side away from the cavity to separate from the product buckling position, which is the second discharge. When the mold is closed, the first slide block 101 moves close to the cavity to close the mold and is in place, and then the second slide block 102 and the third slide block 103 move to the two sides respectively and are in place.
In order to prevent the first sliding block 101 from infinitely sliding out when the mold is opened, a first limiting block is further arranged in the moving direction of the first sliding block 101. Specifically, two slide pressing bars are arranged on the lower die assembly; the two slide pressing strips are provided with first limiting blocks; the two first limiting blocks are respectively positioned on two sides of the first sliding block 101 in the moving direction, and when the first sliding block 101 is moved in place, the first limiting blocks limit the first sliding block 101 to slide out. In this embodiment, the first slider 101 travels a distance of 25 mm.
Please refer to fig. 5, which is a schematic view illustrating the use of the guide rod of the present invention.
A guide rod 104 is also arranged in the cavity of the first sliding block 101; the guide rod 104 and the traveling direction of the first sliding block 101 form a fixed inclined angle; through holes are formed in the ends, connected with the guide rod 104, of the second sliding block 102 and the third sliding block 103; the guide rod 104 passes through the through holes of the second slider 102 and the third slider 103 at the same time and is disposed in the cavity of the first slider 101. The guide bar 104 guides the sliding direction of the second slide 102 and the third slide 103 when the mold is closed or opened.
In an alternative embodiment, the guide rod 104 is arranged in a direction perpendicular to the direction of travel of the first slider 101. In other embodiments, the guide rod 104 may be disposed in a direction not perpendicular to the traveling direction of the first slider 101, as long as a certain inclination angle is formed.
A second limiting block 105 is arranged in the middle of the guide rod 104; the second stopper 105 is located between the joints of the second slider 102 and the third slider 103 with the guide rod 104, and is used for limiting the moving positions of the second slider 102 and the third slider 103 when the mold is opened, so as to prevent the second slider 102 and the third slider 103 from colliding. In addition, the second limit block 105 is arranged to ensure that a certain gap is formed between the second slide block 102 and the third slide block 103, so that the shovel base can move downwards, and the second slide block 102 and the third slide block 103 can be pushed towards two sides to be matched.
Further, a wear-resistant block 106 is arranged on the outer wall of the first sliding block 101 away from the cavity; the upper die assembly is provided with a pressing block; the position of the pressing block corresponds to the position of the wear-resistant block 106. When the mold is closed in place, the pressing block is tightly attached to the wear-resistant block 106 to press the first sliding block 101 tightly, so that the first sliding block is prevented from sliding out under the action of the pressure of the plastic during injection molding.
Please refer to fig. 6, which is a schematic view of the shovel base used in opening the mold.
The shovel base 200 is arranged towards the lower die assembly and above the gap between the second slide block 102 and the third slide block 103. A wedge-shaped block is arranged at one end, close to the lower die assembly, of the shovel base 200, and a first push block and a second push block are further respectively arranged on the outer sides, close to the second sliding block 102 and the third sliding block 103, of the wedge-shaped block; the first push block and the second push block are wedge-shaped blocks with downward tips. When the mold is closed, the wedge block can push the second slide block 102 and the third slide block 103 to two sides better, so that the second slide block 102 and the third slide block 103 move to the designated positions, and when the injection molding of the product is completed, the molded product is buckled with the second slide block 102 and the third slide block 103.
Please refer to fig. 7, which is a schematic structural diagram of the guiding mechanism of the present invention.
The guide mechanism 300 comprises a guide column assembly 301 and a track plate assembly 302; the guide column assembly 301 is fixedly arranged on the outer side of the slide member 100; the track plate assembly 302 is fixedly arranged on the upper die assembly and faces the lower die assembly, and the track plate assembly 302 is sequentially provided with a vertical chute 3021 and an inclined chute 3022 which are communicated with each other from top to bottom. The inclined slide groove 3022 is obliquely disposed from the end of the vertical slide groove 3021 to the traveling direction of the first slider 101, and the tangent of the downward inclination angle of the inclined slide groove 3022 is the ratio of the traveling distance of the first slider 101 to the height of the first slider 101.
In an alternative embodiment, an ear pillar is disposed on one side of the top of the first sliding block 101, and a track plate corresponding to the ear pillar is disposed on the upper mold assembly.
In another alternative embodiment, the guide post assembly 301 includes two ear posts, the two ear posts are respectively disposed on two outer sides of the top of the first sliding block 101, and a connection line between the two ear posts is perpendicular to the outgoing direction of the first sliding block 101. The track plate assembly 302 includes two track plates, which are located outside the first slider 101 and correspond to the two ear posts.
When the mold is opened or closed, the upper mold assembly drives the shovel base 200 and the track plate assembly 302 to move, and the wire guiding mechanism 300 plays a guiding role, that is, the guide column assembly 301 slides in the vertical chute and the inclined chute of the track plate assembly 302. When the die is opened and closed, the lug column and the track plate generate relative motion, so that in order to reduce the abrasion of the lug column and the track plate, the track plate is made of H13 heat-treated HRC44-46, the lug column is made of H13 heat-treated HRC48-50, and the two have hardness difference of 4 degrees or more.
Specifically, the principle of mold opening and closing of the mold will be described below.
Please refer to fig. 8 and fig. 9, wherein fig. 8 is a schematic structural diagram of the secondary slide mold according to the present invention during mold closing; fig. 9 is a schematic sectional view of the secondary slide mold during mold closing of the present invention.
During die assembly, the upper die assembly drives the shovel base and the track board to move downwards, and during a first die assembly stage, the lug column on the outer side of the first sliding block slides in the inclined sliding groove of the track board, and the inclined sliding groove applies leftward thrust to the lug column, so that the first sliding block is pushed to move towards one side of the cavity to block the cavity; when the first slide block is matched in place, the lower end of the shovel base is not lowered to the first slide block, so that the shovel base cannot collide with each slide block; and in the second mold closing stage, the lug column slides in the vertical sliding groove of the track plate, at the moment, the first sliding block does not move any more, the shovel base descends to push the second sliding block and the third sliding block to two sides, and the shovel base is tightly pressed between the second sliding block and the third sliding block when the shovel base is pushed in place, so that mold closing is completed and injection molding is waited.
Please refer to fig. 10, which is a schematic structural diagram of the secondary slide mold according to the present invention when opening the mold.
When the mold is opened, the second slide block and the second slide block are buckled with a product, the upper mold assembly drives the shovel base and the track slab to move upwards in a first mold opening stage, the second slide block and the third slide block lose jacking force and approach to each other, the second slide block and the third slide block stop moving when touching a second limiting block, the displacement of the second slide block and the third slide block is 4.5 mm at the moment, the mold is opened in place in a first stage to enable the second slide block and the third slide block to be separated from the product buckling position, and the ear posts slide in a vertical sliding groove of the track slab in the stage; when the second die sinking stage, go up the mould subassembly and continue to drive shovel base and track board upward movement, at this moment, the ear post slide in the slope spout of track board, the slope spout exerts a right thrust for the ear post, promotes first slider and removes to the one side of keeping away from the die cavity, stops moving when touchhing first stopper, and at this moment, the displacement of first slider is 25 millimeters, and the die sinking action is accomplished.
The embodiment of the utility model provides a secondary slide mould, during the die sinking, vertical spout and the slope spout on the track board play the guide effect, can realize and guarantee the secondary of slide component and go out, namely the second slider and the third slider go out after target in place just push out the first slider, can guarantee can not pull out the product when the die sinking; when the mold is closed, the mold is closed by stages, so that the shovel base cannot collide with the slide block, and the mold opening and closing of the mold are smoothly realized. In addition, because the structure of the die is simple, the processing process is relatively simple, the assembly speed is also improved, and the die is convenient to maintain.
The above-mentioned embodiments only represent some embodiments of the present invention, and the description thereof is specific and detailed, but not to be construed as limiting the scope of the present invention. It should be noted that, for those skilled in the art, without departing from the spirit of the present invention, several variations and modifications can be made, which are within the scope of the present invention.
Claims (10)
1. A secondary slide die comprises an upper die assembly and a lower die assembly which are arranged oppositely up and down; a cavity and an avoiding space are formed when the upper die assembly and the lower die assembly are assembled; a slide member is arranged in the avoiding space; the line member comprises a first slide block, a second slide block and a third slide block; one end of the first sliding block close to the cavity is a cavity; the second sliding block and the third sliding block are arranged in the cavity side by side along the discharge direction of the first sliding block; the first sliding block and the second sliding block are both provided with reverse buckles buckled with the molded product; a shovel base is arranged on the upper die assembly; the shovel base is arranged towards the lower die assembly and is positioned above a gap between the second sliding block and the third sliding block; the method is characterized in that: the device also comprises a guide mechanism; the guide mechanism comprises a guide column assembly and a track plate assembly; the guide column assembly is fixedly arranged on the outer side of the slide member; the track plate assembly is fixedly arranged on the upper die assembly and arranged towards the lower die assembly, and a vertical sliding groove and an inclined sliding groove which are communicated with each other are sequentially arranged on the track plate assembly from top to bottom; when the mold is opened or closed, the upper mold assembly drives the shovel base and the track plate assembly to move, and the guide column assembly slides in the vertical chute and the inclined chute of the track plate assembly.
2. The secondary slide mold of claim 1 wherein: the inclined sliding groove is obliquely arranged from the tail end of the vertical sliding groove to the running direction of the first sliding block.
3. The secondary slide mold of claim 2, wherein: the tangent value of the downward inclination angle of the inclined sliding chute is the ratio of the traveling distance of the first sliding block to the height of the first sliding block.
4. The secondary slide mold of claim 1 wherein: the guide post assembly comprises two ear posts; the two ear posts are respectively positioned on the outer sides of the tops of the first sliding blocks; the track plate assembly comprises two track plates; the two track plates are respectively positioned on the outer sides of the first sliding blocks and correspond to the two lug columns.
5. The secondary slide mold of claim 1 wherein: a slide pressing bar is arranged on the lower die assembly; and a first limiting block is arranged on the slide pressing bar along the moving direction of the first sliding block.
6. The secondary slide mold of claim 1 wherein: a guide rod is also arranged in the cavity of the first sliding block; the guide rod and the traveling direction of the first sliding block form a fixed inclined angle; the second sliding block and the third sliding block are arranged on the guide rod in a sliding mode.
7. The secondary slide mold of claim 6 wherein: the guide rod is perpendicular to the moving direction of the first sliding block.
8. The secondary slide mold of claim 6 wherein: a second limiting block is arranged in the middle of the guide rod; the second limiting block is positioned between the second sliding block and the joint of the third sliding block and the guide rod.
9. The secondary slide mold of claim 1 wherein: the outer wall of the first sliding block, which is far away from the cavity, is provided with a wear-resistant block; the upper die assembly is provided with a pressing block; the position of the pressing block corresponds to the position of the wear-resisting block.
10. The secondary slide mold of claim 1 wherein: and a wedge-shaped block is arranged at one end of the shovel base close to the lower die assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922006162.7U CN211105389U (en) | 2019-11-19 | 2019-11-19 | Secondary slide mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922006162.7U CN211105389U (en) | 2019-11-19 | 2019-11-19 | Secondary slide mold |
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| Publication Number | Publication Date |
|---|---|
| CN211105389U true CN211105389U (en) | 2020-07-28 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201922006162.7U Active CN211105389U (en) | 2019-11-19 | 2019-11-19 | Secondary slide mold |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115027014A (en) * | 2022-07-11 | 2022-09-09 | 富诚汽车零部件有限公司 | Mould structure of backplate product at bottom of vehicle chassis |
| CN119187508A (en) * | 2024-11-28 | 2024-12-27 | 长钰模具(苏州)有限公司 | Anti-collision mechanism for metal mold production |
-
2019
- 2019-11-19 CN CN201922006162.7U patent/CN211105389U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115027014A (en) * | 2022-07-11 | 2022-09-09 | 富诚汽车零部件有限公司 | Mould structure of backplate product at bottom of vehicle chassis |
| CN119187508A (en) * | 2024-11-28 | 2024-12-27 | 长钰模具(苏州)有限公司 | Anti-collision mechanism for metal mold production |
| CN119187508B (en) * | 2024-11-28 | 2025-03-14 | 长钰模具(苏州)有限公司 | Anti-collision mechanism for metal mold production |
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