CN214026934U - Key handle injection mold - Google Patents
Key handle injection mold Download PDFInfo
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- CN214026934U CN214026934U CN202022851571.XU CN202022851571U CN214026934U CN 214026934 U CN214026934 U CN 214026934U CN 202022851571 U CN202022851571 U CN 202022851571U CN 214026934 U CN214026934 U CN 214026934U
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Abstract
The utility model provides a key handle injection mold, which comprises a fixed mold group and a movable mold group, wherein the fixed mold group comprises a fixed mold bottom plate, a fixed mold plate and a fixed mold core, the fixed mold plate is arranged on the fixed mold bottom plate, the fixed mold core is arranged on the fixed mold plate, the movable mold group comprises a movable mold bottom plate, a movable mold plate and a movable mold core, the movable mold plate is arranged on the movable mold bottom plate, the movable mold core is arranged on the movable mold plate, the key assembly also comprises a thimble assembly, a pouring assembly and a first core pulling assembly, the thimble assembly comprises a bottom insert, a product thimble and a thimble plate, the bottom insert is fixed on the movable mold core, the thimble penetrates through the movable mold plate, the movable mold core and the bottom insert, the upper end of the thimble corresponds to the upper end of the bottom insert, the lower end of the thimble is fixed on the thimble plate, the thimble plate is arranged between the movable mold bottom plate and the movable mold plate, the first core pulling assembly comprises a first slide block, a first guide rod, a first side insert and a first reset spring, the product pouring is arranged on the first side insert, its advantages are smooth external surface and high aesthetic feeling.
Description
Technical Field
The utility model relates to an injection mold field, in particular to key handle injection mold.
Background
With the rapid development of the plastic industry and the continuous improvement of the strength and the like of general and engineering plastics, the application range of plastic products is continuously expanded, the usage amount of the plastic products is also rising, a plastic mold is a tool for producing the plastic products, when in injection molding, the mold is clamped on an injection molding machine, molten plastic is injected into a molding cavity and is cooled and shaped in the cavity, then an upper mold and a lower mold are separated, the product is ejected out of the mold cavity from the mold cavity through an ejection system, finally the mold is closed again for next injection molding, traces can be left on the glue inlet position on the surface of the product after the injection molding is completed, the appearance effect of the product is influenced, however, for the key handle of the intelligent door lock, which is a product with strict appearance requirement, how to avoid the glue inlet traces on the surface of the product, and improve the smoothness degree of the surface of the product, is an important subject, therefore, it is necessary to manufacture a key handle injection mold, which can perform injection molding inside a product, so that the outer surface of the product is flat and smooth, and the aesthetic feeling of the product is improved.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a key handle injection mold is in order to solve the problem mentioned in the background art.
In order to achieve the above object, the present invention provides the following technical solutions:
a key handle injection mold comprises a fixed mold group and a movable mold group, wherein the fixed mold group comprises a fixed mold base plate, a fixed mold plate and a fixed mold core, the fixed mold plate is arranged on the fixed mold base plate, the fixed mold core is arranged on the fixed mold plate, the movable mold group comprises a movable mold base plate, a movable mold plate and a movable mold core, the movable mold plate is arranged on the movable mold base plate, the movable mold core is arranged on the movable mold plate, the ejector pin assembly comprises a bottom insert, a product ejector pin and an ejector pin plate, the bottom insert is fixed on the movable mold core, the ejector pin penetrates through the movable mold plate, the movable mold core and the bottom insert, the upper end of the ejector pin corresponds to the upper end of the bottom insert, the lower end of the ejector pin is fixed on the ejector pin plate, the ejector pin plate is arranged between the movable mold base plate and the movable mold plate, the first core pulling assembly comprises a first slide block, a first guide rod, a first side insert and a first reset spring, the first slide block is connected with the movable mold plate, first side mold insert one end is fixed on first slider, the other end corresponds in bottom mold insert one side, be equipped with first guide hole on the first slider, first guide arm is fixed on the fixed die plate, first guide arm wears to establish drive slider and remove to bottom mold insert one side in first guide hole when the compound die, be equipped with the product on the first side mold insert and water, the product waters one end and corresponds in first side mold insert upper end, the other end corresponds in being close to bottom mold insert one side, water subassembly and product and water upper end intercommunication, first reset spring both ends respectively with movable mould benevolence, first slider is connected.
To the further description of the present invention: the fixed die set further comprises an intermediate plate and a die opening spring, the intermediate plate is arranged between the fixed die bottom plate and the fixed die plate, the intermediate plate is fixed on the fixed die bottom plate, the fixed die plate is connected with the fixed die bottom plate through a guide pillar, and the die opening spring is arranged between the intermediate plate and the fixed die plate.
To the further description of the present invention: the movable die set further comprises square irons, the square irons are arranged in two groups and correspond to two sides of the movable die bottom plate, the movable die plate is erected on the movable die bottom plate through the square irons, and the ejector pin plate corresponds to the inner sides of the two groups of square irons.
To the further description of the present invention: the runner assembly is provided with a main runner and a branch runner, one end of the main runner is communicated with the upper end of the fixed die base plate, and the other end of the main runner is communicated with the upper end of the product runner through the branch runner.
To the further description of the present invention: the core pulling mechanism is characterized by further comprising a second core pulling assembly, the second core pulling assembly comprises a second sliding block, a second guide rod, a second side insert and a second reset spring, the second sliding block is connected with the movable template in a sliding mode, one end of the second side insert is fixed on the second sliding block, the other end of the second side insert corresponds to one side of the bottom insert, a second guide hole is formed in the second sliding block, the second guide rod is fixed on the fixed template, and the second guide rod penetrates through the second guide hole to drive the sliding block to move to one side of the bottom insert during die assembly.
To the further description of the present invention: the second core-pulling assemblies are arranged in three groups, and the three groups of second core-pulling assemblies and the first core-pulling assemblies respectively correspond to the periphery of the bottom insert.
The utility model has the advantages that:
1. by arranging the product pouring gate on the first side insert, the first side insert moves towards one side of the bottom insert in the die assembly process, the glue inlet corresponds to the inside of the product during injection molding, and no glue inlet trace exists on the surface of the product after injection molding is finished, so that the attractiveness of the product is improved;
2. the inner sides of the first side insert and the three groups of second side inserts are surrounded to form a cavity, on one hand, the concave structure on the product is convenient to form and demould, on the other hand, the parting line can be arranged at the corner position on the product, the parting line is not obvious, and the product is more attractive.
Drawings
FIG. 1 is an overall structure of the present invention;
fig. 2 is a perspective partial sectional view of the fixing module of the present invention;
FIG. 3 is a three-dimensional structure diagram of the movable module of the present invention;
FIG. 4 is an enlarged view of a portion of FIG. 2 at position A;
fig. 5 is a bottom view of the fixing module of the present invention;
fig. 6 is a top view of the movable die set of the present invention;
FIG. 7 is a structural diagram of the thimble assembly, the first core pulling assembly and the second core pulling assembly of the present invention;
description of reference numerals:
1. fixing a module; 11. a fixed die bottom plate; 12. fixing a template; 13. fixing a mold core; 14. a middle plate; 15. opening the die spring; 2. a movable module; 21. a movable mold base plate; 22. moving the template; 23. a movable mould core; 24. square iron; 3. a runner assembly; 31. a main runner; 32. dividing a pouring channel; 4. a thimble assembly; 41. a bottom insert; 42. a product thimble; 43. an ejector plate; 5. a first core pulling assembly; 51. a first slider; 511. a first guide hole; 52. a first guide bar; 53. a first side insert; 531. a product runner; 54. a first return spring; 6. a second core pulling assembly; 61. a second slider; 611. a second guide hole; 62. a second guide bar; 63. a second side insert; 64. a second return spring.
Detailed Description
The invention is further explained below with reference to the drawings:
as shown in fig. 1 to 7, a key handle injection mold comprises a fixed mold group 1 and a movable mold group 2, wherein the fixed mold group 1 comprises a fixed mold bottom plate 11, a fixed mold plate 12 and a fixed mold core 13, the fixed mold plate 12 is installed on the fixed mold bottom plate 11, the fixed mold core 13 is installed on the fixed mold plate 12, in the design, the fixed mold group 1 further comprises an intermediate plate 14 and a mold opening spring 15, the intermediate plate 14 is arranged between the fixed mold bottom plate 11 and the fixed mold plate 12, the intermediate plate 14 is fixed on the fixed mold bottom plate 11, the fixed mold plate 12 is connected with the fixed mold bottom plate 11 through a guide pillar, the mold opening spring 15 is arranged between the intermediate plate 14 and the fixed mold plate 12, the intermediate plate 14 is arranged, sprue residues can be taken out after injection molding is completed, a sprue heater does not need to be additionally arranged, and the mold cost is saved.
The movable die set 2 comprises a movable die bottom plate 21, movable die plates 22, movable die cores 23 and square irons 24, the movable die plates 22 are installed on the movable die bottom plate 21, the square irons 24 are arranged in two groups and correspond to two sides of the movable die bottom plate 21, and the movable die plates 22 are erected on the movable die bottom plate 21 through the square irons 24.
The utility model also comprises a thimble component 4, a pouring channel component 3, a first loose core component 5 and a second loose core component 6;
the ejector pin assembly 4 comprises a bottom insert 41, a product ejector pin 42 and an ejector pin plate 43, wherein the bottom insert 41 is fixed on the movable mold core 23, the ejector pin penetrates through the movable mold plate 22, the movable mold core 23 and the bottom insert 41, the upper end of the ejector pin corresponds to the upper end of the bottom insert 41, the lower end of the ejector pin is fixed on the ejector pin plate 43, the ejector pin plate 43 is arranged between the movable mold base plate 21 and the movable mold plate 22 and corresponds to the inner sides of the two sets of square irons 24, the outline of the upper end of the bottom insert 41 corresponds to the outline of the lower end of the product, the bottom insert 41 extends upwards to the interior of the product, and when the product ejector pin 42 ejects the product, ejection traces cannot be left on the surface of the product.
The first core pulling assembly 5 comprises a first sliding block 51, a first guide rod 52, a first side insert 53 and a first return spring 54, the first sliding block 51 is connected with the movable template 22 in a sliding mode, one end of the first side insert 53 is fixed on the first sliding block 51, the other end of the first side insert 53 corresponds to one side of the bottom insert 41, a first guide hole 511 is formed in the first sliding block 51, the first guide rod 52 is fixed on the fixed template 12, the first guide rod 52 penetrates through the first guide hole 511 during mold closing to drive the sliding block to move towards one side of the bottom insert 41, a product pouring channel 531 is arranged on the first side insert 53, one end of the product pouring channel 531 corresponds to the upper end of the first side insert 53, the other end of the product pouring channel corresponds to one side close to the bottom insert 41, and two ends of the first return spring 54 are respectively connected with the movable mold core 23 and the first sliding block 51.
And the upper ends of the pouring gate component 3 and the product pouring gate 531 are communicated, a main pouring gate 31 and a branch pouring gate 32 are arranged on the pouring gate component 3, one end of the main pouring gate 31 is communicated with the upper end of the fixed die bottom plate 11, and the other end of the main pouring gate is communicated with the upper end of the product pouring gate 531 through the branch pouring gate 32.
When the mold is closed, the first guide rod 52 drives the first slider 51 and the first side insert 53 to move towards the bottom insert 41, after the plastic passes through the main pouring channel 31 and the branch pouring channel 32, the plastic enters the cavity from the product pouring channel 531 to be molded into a product, the product pouring channel 531 corresponds to the inside of the product, so that a trace of a glue inlet cannot be left on the surface of the product, when the mold is opened, the first return spring 54 drives the first slider 51 to move towards the outer side of the product, and the residual glue in the product pouring channel 531 moves towards the outer side of the product along with the first slider 51 so as to be separated from the product, so that the residual glue can be taken out.
The second core pulling assembly 6 comprises a second sliding block 61, a second guide rod 62, a second side insert 63 and a second return spring 64, the second sliding block 61 is connected with the movable template 22 in a sliding manner, one end of the second side insert 63 is fixed on the second sliding block 61, the other end of the second side insert 63 corresponds to one side of the bottom insert 41, a second guide hole 611 is arranged on the second sliding block 61, the second guide rod 62 is fixed on the fixed template 12, the second guide rod 62 is inserted into the second guide hole 611 during mold closing to drive the sliding block to move towards one side of the bottom insert 41, in the design, the second core-pulling assemblies 6 are arranged in three groups, the three groups of the second core-pulling assemblies 6 and the three groups of the first core-pulling assemblies 5 are respectively corresponding to the periphery of the bottom insert 41, the mold is used for facilitating molding and demolding of the concave structure on the product on one hand, and enabling the mold splitting line to be arranged at the corner position on the product on the other hand, so that the mold splitting line is not obvious, and the product is more attractive.
The working principle of the embodiment is as follows:
when the die is closed, the first guide rod 52 drives the first slide block 51 and the first side insert 53 to move towards the bottom insert 41, and similarly, the three groups of second side inserts 63 also move towards the bottom insert 41, at this time, the inner sides of the first side inserts 53, the inner sides of the three groups of second side inserts 63, the upper end of the bottom insert 41 and the lower end of the fixed die core 13 enclose the outline of the product, after the plastic passes through the main runner 31 and the branch runner 32, the plastic enters the cavity from the product runner 531 to be injected into the product, because the product runner 531 corresponds to the inside of the product, no trace of a glue inlet is left on the surface of the product, when the die is opened, the residual glue in the product runner 531 moves towards the outer side of the product along with the first slide block 51, so that the product is separated from the product, and.
The above is not intended to limit the technical scope of the present invention, and any modifications, equivalent changes and modifications made to the above embodiments according to the technical spirit of the present invention are all within the scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides a key handle injection mold, includes cover half module and movable mould group, cover half group includes cover half bottom plate, fixed die plate and cover half benevolence, the fixed die plate is installed on the cover half bottom plate, cover half benevolence is installed on the fixed die plate, movable mould group is including movable mould bottom plate, movable mould board and movable mould benevolence, the movable mould board is installed on the movable mould bottom plate, movable mould benevolence is installed on the movable mould board, its characterized in that: still include thimble assembly, water the subassembly and first subassembly of loosing core, thimble assembly includes bottom mold insert, product thimble and thimble board, the bottom mold insert is fixed on the movable mould benevolence, the thimble wears to establish the movable mould board the movable mould benevolence with the bottom mold insert, thimble upper end corresponds bottom mold insert upper end, and the lower extreme is fixed on the thimble board, the thimble board sets up the movable mould bottom plate with between the movable mould board, first subassembly of loosing core includes first slider, first guide arm, first side mold insert and first reset spring, first slider with movable mould board sliding connection, first side mold insert one end is fixed on the first slider, the other end corresponds bottom mold insert one side, be equipped with first guide hole on the first slider, first guide arm is fixed on the fixed die plate, first guide arm wears to drive in first guide hole when the compound die the slider to bottom one side removes the mold insert The first side insert is provided with a product pouring gate, one end of the product pouring gate corresponds to the upper end of the first side insert, the other end of the product pouring gate corresponds to the side close to the bottom insert, the pouring gate assembly is communicated with the upper end of the product pouring gate, and two ends of the first reset spring are respectively connected with the movable die core and the first sliding block.
2. The key handle injection mold of claim 1, wherein: the fixed die set further comprises an intermediate plate and a die opening spring, the intermediate plate is arranged between the fixed die bottom plate and the fixed die plate, the intermediate plate is fixed on the fixed die bottom plate, the fixed die plate is connected with the fixed die bottom plate through a guide pillar, and the die opening spring is arranged between the intermediate plate and the fixed die plate.
3. The key handle injection mold of claim 1, wherein: the movable die set further comprises square irons, the square irons are arranged in two groups and correspond to two sides of the movable die bottom plate, the movable die plate is erected on the movable die bottom plate through the square irons, and the ejector pin plates correspond to the inner sides of the two groups of square irons.
4. The key handle injection mold of claim 1, wherein: the runner assembly is provided with a main runner and a branch runner, one end of the main runner is communicated with the upper end of the fixed die base plate, and the other end of the main runner is communicated with the upper end of the product runner through the branch runner.
5. The key handle injection mold of claim 1, wherein: still include the second subassembly of loosing core, the second subassembly of loosing core includes second slider, second guide arm, second side mold insert and second reset spring, the second slider with movable mould board sliding connection, second side mold insert one end is fixed on the second slider, the other end corresponds bottom mold insert one side, be equipped with the second guide hole on the second slider, the second guide arm is fixed on the fixed die plate, the second guide arm wears to establish drive in the second guide hole when the compound die the slider to bottom mold insert one side is removed.
6. The key handle injection mold of claim 5, wherein: the second core-pulling assemblies are provided with three groups, and the second core-pulling assemblies and the first core-pulling assemblies in the three groups are respectively corresponding to the periphery of the bottom insert.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022851571.XU CN214026934U (en) | 2020-12-02 | 2020-12-02 | Key handle injection mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022851571.XU CN214026934U (en) | 2020-12-02 | 2020-12-02 | Key handle injection mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214026934U true CN214026934U (en) | 2021-08-24 |
Family
ID=77382739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022851571.XU Active CN214026934U (en) | 2020-12-02 | 2020-12-02 | Key handle injection mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214026934U (en) |
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2020
- 2020-12-02 CN CN202022851571.XU patent/CN214026934U/en active Active
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