CN214491421U - Injection mold of switching buckle - Google Patents
Injection mold of switching buckle Download PDFInfo
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- CN214491421U CN214491421U CN202120588288.4U CN202120588288U CN214491421U CN 214491421 U CN214491421 U CN 214491421U CN 202120588288 U CN202120588288 U CN 202120588288U CN 214491421 U CN214491421 U CN 214491421U
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Abstract
The utility model discloses an injection mold of a switching buckle, which comprises a first mold base and a second mold base, wherein the first mold base is provided with a first mold core, the first mold core is provided with a bottom surface molding groove, and the bottom surface molding groove is provided with a closed pipe part cavity and a dodging half groove; and a forming matching part is arranged on the second die holder and comprises a second die core and four movable die parts with linear displacement, a tubular shaft type column and a forming half groove are arranged on the second die core, bent clip type blocks are respectively arranged on the four movable die parts, a group of bent clip type blocks which are arranged oppositely are respectively provided with a top surface forming groove position, and a movable die part opposite to the forming half groove is provided with a communicated tube body core column. The utility model discloses can realize the one shot injection moulding of switching buckle, the displacement through buckling checkpost type piece and intercommunication body stem makes things convenient for a drawing of patterns that moves back of shaping work piece, has improved the production efficiency of moulding plastics, has eliminated the secondary error of moulding plastics simultaneously, has improved the product injection moulding precision. And a special movable mould part design is adopted, so that the open-close mould can be used for linkage.
Description
Technical Field
The utility model relates to an injection mold of switching buckle belongs to injection mold's technical field.
Background
An injection mold is a tool for producing plastic products; and is also a tool for giving the plastic product complete structure and accurate dimension. Injection molding is a process used to mass produce parts of some complex shapes. Specifically, the plastic melted by heating is injected into a mold cavity from an injection molding machine at high pressure, and a formed product is obtained after cooling and solidification.
There is a switching buckle among the prior art, it includes the slice main part, the bottom of this slice main part is equipped with the pipe portion that closes mouthful, the top is equipped with the hollow shaft portion that is linked together with the pipe portion that closes mouthful, the opening end periphery of pipe portion is equipped with four checkposts of buckling of circumference evenly distributed, the pipe portion that closes mouthful possesses the intercommunication body that extends, it has the intercommunication body and buckles the checkpost, profile modeling injection mold hardly realizes its one-body injection moulding traditionally, need communicate the body and buckle the shaping of checkpost through secondary injection moulding technology, secondary is moulded plastics and can be increased manufacturing cost, influence production efficiency, product precision hardly ensures simultaneously.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the not enough of above-mentioned prior art, need the problem that secondary injection moulding influences production efficiency and product precision to the switching buckle, provide an injection mold of switching buckle.
In order to achieve the above purpose, the utility model discloses the technical scheme who adopts is:
an injection mold of a switching buckle comprises a sheet main body, wherein the bottom of the sheet main body is provided with a closed pipe part, the top of the sheet main body is provided with a pipe shaft part communicated with the closed pipe part, the periphery of an open end of the pipe shaft part is provided with four bending clips which are uniformly distributed in the circumferential direction, the closed pipe part is provided with an extended communicating pipe body,
the injection mold comprises a first mold base and a second mold base which are provided with relative opening and closing displacement,
the first die holder is provided with at least one first die core, the first die core is provided with a bottom surface forming groove for forming the bottom surface of the flaky main body, a closed pipe part cavity for forming the closed pipe part is arranged in the bottom surface forming groove, and the side wall of the closed pipe part cavity is provided with an avoiding half groove for forming the communicating pipe body;
the second die holder is provided with forming matching parts which correspond to the first die core one by one, the forming matching parts comprise a second die core and four movable die parts which are positioned on the periphery of the second die core and have linear displacement, the second die core is provided with a tubular shaft type column and a forming half groove used for matching with the avoiding half groove, and the four movable die parts are respectively provided with a bending clamp type block used for forming the bending clamp, wherein a group of oppositely arranged bending clamp type blocks are respectively provided with a top surface forming groove used for forming the top surface of the sheet main body, and the movable die parts opposite to the forming half groove are provided with a communicated tube body core column used for forming the communicated tube body;
the bottom surface molding groove, the closed pipe part cavity, the tubular shaft type column, the avoidance half groove, the molding half groove, the communication pipe body core column and the four bending clamp type blocks form the injection molding cavity of the switching buckle.
Preferably, any movable mold part is linearly and slidably matched with the second mold base, a driven inclined channel is arranged on the movable mold part, and the first mold base is provided with inclined driving guide pillars which are positioned on the periphery of the first mold core and are in one-to-one correspondence with the driven inclined channel.
Preferably, the bottom surface of the sheet main body is provided with a structural rib body, and the bottom surface forming groove is provided with a rib body type groove for forming the structural rib body.
Preferably, the sheet main body is provided with a matching through hole, and the bottom surface forming groove is provided with a matching through hole type column for forming the matching through hole.
The beneficial effects of the utility model are mainly embodied in that:
1. the one shot injection moulding of switching buckle can be realized, the displacement through buckling checkpost type piece and intercommunication body stem makes things convenient for moving back a drawing of patterns of shaping work piece, has improved the production efficiency of moulding plastics, has eliminated the secondary error of moulding plastics simultaneously, has improved the product injection moulding precision.
2. The design of the movable mold part distributed on the periphery is adopted, the opening and closing mold can be used for linkage, the mold cost is reduced, the mold closing precision is increased, and the operation is efficient and smooth.
3. Satisfy the batched injection moulding demand of switching buckle, possess higher economic value.
Drawings
Fig. 1 is a schematic structural view of a first mold base in an injection mold for a switching buckle of the present invention.
Fig. 2 is a schematic structural view of a second mold seat in an injection mold for the adapter buckle of the present invention.
Fig. 3 is a schematic view of the bottom view angle structure of the middle adapter buckle of the present invention.
Fig. 4 is a schematic view of the top view structure of the middle adapter buckle of the present invention.
Detailed Description
The utility model provides an injection mold of switching buckle. The technical solution of the present invention will be described in detail below with reference to the accompanying drawings so as to be easier to understand and grasp.
An injection mold of a switching buckle, as shown in fig. 3 and 4, the switching buckle comprises a sheet main body 10, a closed pipe part 11 is arranged at the bottom of the sheet main body 10, a pipe shaft part 12 communicated with the closed pipe part is arranged at the top of the sheet main body, four bending clips 13 are uniformly distributed in the circumferential direction on the periphery of an open end of the pipe shaft part 12, and the closed pipe part 11 is provided with an extended communicating pipe body 14.
The bent clamp 13 and the communication pipe body 14 can influence the demoulding of a formed workpiece, so that the secondary injection molding process can be adopted to realize production, the production cost is increased, the production efficiency is reduced, and meanwhile, the product precision is greatly influenced.
In view of the above situation, an injection mold for one-time injection molding of the adapter buckle is provided, which includes a first mold base 1 and a second mold base 2 that are capable of relative opening and closing displacement.
The first die holder 1 is provided with at least one first die core 3, the first die core 3 is provided with a bottom surface forming groove 31 for forming the bottom surface of the sheet main body 10, the bottom surface forming groove 31 is internally provided with a closed pipe part cavity 32 for forming the closed pipe part 11, and the side wall of the closed pipe part cavity 32 is provided with an avoiding half groove 33 for communicating with the forming of the pipe body 14.
Be equipped with on the second die holder 2 and set up the shaping cooperation portion with 3 one-to-one of first mould benevolence, the shaping cooperation portion includes second mould benevolence 4 and is located four movable mould portions 5 that possess linear displacement of 4 peripheries of second mould benevolence, be equipped with tubular shaft type post 42 on the second mould benevolence 4, be used for with dodge half groove matched with shaping half groove 43, be equipped with respectively on four movable mould portions 5 and be used for buckling checkpost 13 fashioned checkpost type piece 51 of buckling, wherein, be equipped with the fashioned top surface shaping trench 41 of top surface that is used for slice main part 10 on the checkpost type piece 51 of buckling that a set of relative set up respectively, be equipped with on the movable mould portion 5 relative with the shaping half groove and be used for communicating 14 fashioned intercommunication body stem 52 of body.
The bottom surface molding groove, close mouth pipe portion die cavity, tubular shaft type post, dodge half groove, half groove of shaping, intercommunication body stem, four buckle and form the die cavity of moulding plastics of switching buckle between the checkpost type piece.
The specific implementation process and principle description are as follows:
the first die core 3 and the second die core 4 are matched through the matching of the first die holder 1 and the second die holder 2, and simultaneously, the four movable die parts 5 are matched through linear displacement, at the moment, the bottom forming groove 31 and the two top forming groove positions 41 are matched to form a forming cavity of the sheet main body 10, a cavity of the closed pipe part 11 is formed between the closed pipe part cavity 32 and the tubular shaft type column 42, the communicating tubular body core column 52 penetrates through a channel formed by the avoiding half groove 33 and the forming half groove 43, so that a connected injection molding cavity of the closed pipe part 11 and the communicating tubular body 14 is formed, and an injection molding cavity of the bent clip 13 is formed between the four clip type blocks 51 and the tubular shaft type column 42, so that the matching and forming of the whole injection molding cavity are realized.
After the injection molding is finished, the four movable mold parts 5 are reset and retreated, so that the bent clamp type block 51 and the communicated tube body core column 52 are reset and retreated, and the requirement of piece retreating of the molding switching buckle is met. The requirement of demoulding operation after one-time injection moulding is met, the product precision is guaranteed, and the injection moulding production efficiency is greatly improved.
In one embodiment, any movable mold part 5 is linearly and slidably fitted on the second mold base 2, and the movable mold part 5 is provided with a driven inclined channel 53, and the first mold base 1 is provided with inclined driving guide posts 6 which are located on the outer periphery of the first mold core and are arranged in one-to-one correspondence with the driven inclined channel.
The inclined driving guide post 6 is matched with the driven inclined channel 53, so that the requirement that the relative opening and closing displacement between the first die holder and the second die holder is converted into the linear displacement of the movable die part 5 is met, no additional linear driving is needed, the overall volume and the cost of the die are reduced, and the opening and closing displacement is accurately controlled.
In one embodiment, the bottom surface of the sheet-like body 10 is provided with the structural ribs 15, and the bottom surface forming grooves are provided with rib-shaped grooves 311 for forming the structural ribs. The sheet-like body 10 is provided with a coupling through-hole 16, and the bottom surface forming groove is provided with a coupling through-hole type column 312 for forming the coupling through-hole. Namely, the requirement of profile design of the specific structural rib 15 and the matching through hole 16 is met.
Can discover through the above description, the utility model relates to an injection mold of switching buckle can realize the one shot injection moulding of switching buckle, and the displacement through buckling checkpost type piece and intercommunication body stem makes things convenient for a drawing of patterns that moves back of shaping work piece, has improved injection moulding production efficiency, has eliminated the secondary error of moulding plastics simultaneously, has improved product injection moulding precision. The design of the movable mold part distributed on the periphery is adopted, the opening and closing mold can be used for linkage, the mold cost is reduced, the mold closing precision is increased, and the operation is efficient and smooth. Satisfy the batched injection moulding demand of switching buckle, possess higher economic value.
The above technical solutions of the present invention have been fully described, and it should be noted that the present invention is not limited by the above description, and all technical solutions formed by equivalent transformation or equivalent transformation adopted by the spirit of the present invention in the aspects of structure, method or function by those of ordinary skill in the art all fall within the protection scope of the present invention.
Claims (4)
1. The utility model provides an injection mold of switching buckle, the switching buckle includes the slice main part, the bottom of slice main part is equipped with the tubular shaft portion that closes mouthful pipe portion, top and be equipped with and close mouthful pipe portion and be linked together, the open end periphery of tubular shaft portion is equipped with four checkposts of buckling of circumference evenly distributed, close mouthful pipe portion and possess the intercommunication body of extension, its characterized in that:
the injection mold comprises a first mold base and a second mold base which are provided with relative opening and closing displacement,
the first die holder is provided with at least one first die core, the first die core is provided with a bottom surface forming groove for forming the bottom surface of the flaky main body, a closed pipe part cavity for forming the closed pipe part is arranged in the bottom surface forming groove, and the side wall of the closed pipe part cavity is provided with an avoiding half groove for forming the communicating pipe body;
the second die holder is provided with forming matching parts which correspond to the first die core one by one, the forming matching parts comprise a second die core and four movable die parts which are positioned on the periphery of the second die core and have linear displacement, the second die core is provided with a tubular shaft type column and a forming half groove used for matching with the avoiding half groove, and the four movable die parts are respectively provided with a bending clamp type block used for forming the bending clamp, wherein a group of oppositely arranged bending clamp type blocks are respectively provided with a top surface forming groove used for forming the top surface of the sheet main body, and the movable die parts opposite to the forming half groove are provided with a communicated tube body core column used for forming the communicated tube body;
the bottom surface molding groove, the closed pipe part cavity, the tubular shaft type column, the avoidance half groove, the molding half groove, the communication pipe body core column and the four bending clamp type blocks form the injection molding cavity of the switching buckle.
2. The injection mold of an adapter buckle according to claim 1, wherein:
and any movable die part is linearly and slidably matched with the second die holder, a driven inclined channel is arranged on the movable die part, and the first die holder is provided with inclined driving guide pillars which are positioned on the periphery of the first die core and are in one-to-one correspondence with the driven inclined channels.
3. The injection mold of an adapter buckle according to claim 1, wherein:
the bottom surface of the sheet main body is provided with a structural rib body, and the bottom surface forming groove is provided with a rib body type groove for forming the structural rib body.
4. The injection mold of an adapter buckle according to claim 3, wherein:
the sheet main body is provided with a matching through hole, and the bottom surface forming groove is provided with a matching through hole type column for forming the matching through hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120588288.4U CN214491421U (en) | 2021-03-23 | 2021-03-23 | Injection mold of switching buckle |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120588288.4U CN214491421U (en) | 2021-03-23 | 2021-03-23 | Injection mold of switching buckle |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214491421U true CN214491421U (en) | 2021-10-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120588288.4U Active CN214491421U (en) | 2021-03-23 | 2021-03-23 | Injection mold of switching buckle |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214491421U (en) |
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2021
- 2021-03-23 CN CN202120588288.4U patent/CN214491421U/en active Active
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