CN211763083U - Three-plate fine water port mold - Google Patents
Three-plate fine water port mold Download PDFInfo
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- CN211763083U CN211763083U CN201922140016.3U CN201922140016U CN211763083U CN 211763083 U CN211763083 U CN 211763083U CN 201922140016 U CN201922140016 U CN 201922140016U CN 211763083 U CN211763083 U CN 211763083U
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- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 title description 2
- 238000000034 method Methods 0.000 claims abstract description 9
- 150000001875 compounds Chemical class 0.000 abstract description 8
- 238000009415 formwork Methods 0.000 description 7
- 238000001746 injection moulding Methods 0.000 description 7
- 230000005484 gravity Effects 0.000 description 3
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 238000005299 abrasion Methods 0.000 description 1
- 239000000919 ceramic Substances 0.000 description 1
- 238000004512 die casting Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 238000009776 industrial production Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 229910001338 liquidmetal Inorganic materials 0.000 description 1
- 230000001050 lubricating effect Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000003801 milling Methods 0.000 description 1
- 238000004663 powder metallurgy Methods 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 238000000844 transformation Methods 0.000 description 1
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Abstract
The utility model provides a three-plate thin nozzle mould, which comprises an external guide pillar, an external guide pillar guide block, a rear template and a front template; the two opposite side surfaces of the front template are respectively and fixedly provided with the external guide pillar guide block; two opposite side surfaces of the rear template are respectively and fixedly provided with the external guide posts; the external guide posts correspond to the external guide post guide blocks one by one; one end of the external guide post, which is far away from the rear template, is slidably connected with the corresponding external guide post guide block, so that the front template and the rear template are not dislocated in the die opening and closing process. This device design is simple convenient, and the structure easily realizes, and processing is convenient saves time, and safe in utilization and operating stability are good, and the front and back mould mold insert is hit badly in front and back template dislocation when having avoided the compound die, perhaps avoids front and back template to insert the position part and extremely fast wearing and tearing to the life of mould has been increased.
Description
Technical Field
The utility model belongs to the technical field of the injection mold and specifically relates to a thin mouth of a river mould of three-plate.
Background
The mold is a mold and a tool required for obtaining a product by an injection molding method in industrial production, the blank shape of the product is obtained mainly by changing the physical state of a material, and parts obtained by the injection molding have the characteristics of good consistency, high yield and the like. The method is widely applied to injection molding processing technologies of metal injection molding MIM, plastic, liquid metal, die casting, powder metallurgy, ceramics and the like. Because the manufacturing cost of the mold is high, the mold is often used for injection molding workpieces produced in batches, and therefore, the mold often needs to be repeatedly operated during production and processing. The nozzle of the thin nozzle pouring mold is removed by secondary demolding, and due to the fact that the mold frame is subjected to the mold opening stroke with the round guide pillar, the guide pillar is too short to support the front mold plate, so that front and rear molds can be staggered to damage front and rear mold inserts in mold closing, or parts of a pillow position and an insertion position of the front and rear molds are worn at the highest speed, the quality and the productivity of an injection product are influenced, the service life of the mold is shortened, and huge economic loss is caused.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technical problem that will solve is: the three-plate thin nozzle mold has the advantages that the front and rear templates are not dislocated in the mold opening and closing process.
In order to solve the technical problem, the utility model discloses a technical scheme be:
a three-plate fine nozzle mould comprises an external guide pillar, an external guide pillar guide block, a rear template and a front template;
the two opposite side surfaces of the front template are respectively and fixedly provided with the external guide pillar guide block;
two opposite side surfaces of the rear template are respectively and fixedly provided with the external guide posts;
the external guide posts correspond to the external guide post guide blocks one by one;
one end of the external guide post, which is far away from the rear template, is slidably connected with the corresponding external guide post guide block, so that the front template and the rear template are not dislocated in the die opening and closing process.
Further, the device also comprises an external protrusion and an external groove;
the external protrusions are arranged on the side face, where the external guide pillars are located, of the rear template, and face towards the front template;
the external groove is arranged on the side surface of the front template where the external guide post guide block is located, and faces towards the rear template;
the external protrusion is matched with the external groove.
Furthermore, the side surfaces of the front template where the external guide post guide blocks are located are respectively provided with a square groove for fixing the external guide post guide blocks.
Furthermore, a sliding groove is arranged on the side surface of the external guide pillar guide block, which is opposite to the square groove;
the sliding groove is matched with the external guide pillar.
Further, the device comprises a pin and a first screw;
a plurality of first pin holes and first unthreaded holes are formed in one end, close to the rear template, of the external guide pillar;
a plurality of second pin holes corresponding to the first pin holes and a plurality of first threaded holes corresponding to the first unthreaded holes are formed in two side surfaces of the rear template;
the pin sequentially penetrates through the first pin hole and the second pin hole;
the first screw penetrates through the first unthreaded hole and is in threaded connection with the first threaded hole.
Further, a second screw is included;
the external guide pillar guide block is provided with a plurality of second unthreaded holes;
a plurality of second threaded holes corresponding to the second unthreaded holes are formed in the side face of the front template;
the second screw penetrates through the second unthreaded hole and is in threaded connection with the second threaded hole.
Furthermore, the external guide post is cuboid.
Furthermore, the working stroke of the external guide post is greater than the die opening stroke of the front die plate and the rear die plate.
Further, the device also comprises front and rear template fixing parts;
the front and rear template fixing parts are arranged on the side surfaces of the front template and the rear template and are used for fixing the front template and the rear template during mold assembly.
The beneficial effects of the utility model reside in that: the utility model provides a pair of thin mouth of a river mould of three-plate, this mould include back template and front template install external guide pillar guide block and external guide pillar on the lateral wall of front and back template respectively additional, reach through external guide pillar and external guide pillar guide block sliding fit and prevent behind the die sinking that the front template receives gravity to hang down and lead back mould and front mould dislocation and unable compound die. This device design is simple convenient, and the structure easily realizes, and processing is convenient saves time, and safe in utilization and operating stability are good, and the front and back mould mold insert is hit badly in front and back template dislocation when having avoided the compound die, perhaps avoids front and back template to insert the position part and extremely fast wearing and tearing to the life of mould has been increased.
Drawings
Fig. 1 is a first structural diagram of a three-plate fine nozzle mold according to an embodiment of the present invention;
fig. 2 is a mold closing state diagram of a three-plate fine nozzle mold according to an embodiment of the present invention;
fig. 3 is a view showing an open state of a three-plate fine nozzle mold according to an embodiment of the present invention;
description of reference numerals:
1. an external guide post; 2. an external guide post guide block; 3. a rear template; 4. a front template; 5. an external bulge; 6. an external groove; 7. a pin; 8. a first screw; 9. a second screw; 10. front and rear template fixing members.
Detailed Description
In order to explain the technical content, the objects and the effects of the present invention in detail, the following description is made with reference to the accompanying drawings in combination with the embodiments.
Referring to fig. 1 to 3, a three-plate fine nozzle mold includes an external guide post, an external guide post guide block, a rear mold plate and a front mold plate;
the two opposite side surfaces of the front template are respectively and fixedly provided with the external guide pillar guide block;
two opposite side surfaces of the rear template are respectively and fixedly provided with the external guide posts;
the external guide posts correspond to the external guide post guide blocks one by one;
one end of the external guide post, which is far away from the rear template, is slidably connected with the corresponding external guide post guide block, so that the front template and the rear template are not dislocated in the die opening and closing process.
From the above description, the beneficial effects of the present invention are: the utility model provides a pair of thin mouth of a river mould of three-plate, this mould include back template and front template install external guide pillar guide block and external guide pillar on the lateral wall of front and back template respectively additional, reach through external guide pillar and external guide pillar guide block sliding fit and prevent behind the die sinking that the front template receives gravity to hang down and lead back mould and front mould dislocation and unable compound die. This device design is simple convenient, and the structure easily realizes, and processing is convenient saves time, and safe in utilization and operating stability are good, and the front and back mould mold insert is hit badly in front and back template dislocation when having avoided the compound die, perhaps avoids front and back template to insert the position part and extremely fast wearing and tearing to the life of mould has been increased.
Further, the device also comprises an external protrusion and an external groove;
the external protrusions are arranged on the side face, where the external guide pillars are located, of the rear template, and face towards the front template;
the external groove is arranged on the side surface of the front template where the external guide post guide block is located, and faces towards the rear template;
the external protrusion is matched with the external groove.
According to the description, the external protrusions and the external grooves are additionally arranged on the front template and the rear template, so that further guiding is performed before the front template and the rear template are closed, the cavity and the core can be accurately aligned, the abrasion of the cavity and the core is reduced, and the accuracy of the size of the injection molding piece is guaranteed.
Furthermore, the side surfaces of the front template where the external guide post guide blocks are located are respectively provided with a square groove for fixing the external guide post guide blocks.
According to the above description, the external guide pillar guide block is positioned by utilizing the square groove, on one hand, the external guide pillar guide block is more convenient to install, on the other hand, the external guide pillar and the external guide pillar guide block are more accurate to match, and the die opening and die closing process is more smooth.
Furthermore, a sliding groove is arranged on the side surface of the external guide pillar guide block, which is opposite to the square groove;
the sliding groove is matched with the external guide pillar.
According to the above description, the purpose of sliding connection is achieved by utilizing the matching of the sliding groove and the external guide pillar, the structure is simple, the assembly and disassembly are convenient, and the assembly requirement is low.
Further, the device comprises a pin and a first screw;
a plurality of first pin holes and first unthreaded holes are formed in one end, close to the rear template, of the external guide pillar;
a plurality of second pin holes corresponding to the first pin holes and a plurality of first threaded holes corresponding to the first unthreaded holes are formed in two side surfaces of the rear template;
the pin sequentially penetrates through the first pin hole and the second pin hole;
the first screw penetrates through the first unthreaded hole and is in threaded connection with the first threaded hole.
According to the above description, the external guide post is positioned by the pin and then fastened by the screw, and the external guide post is made into a detachable structure, so that the external guide post is convenient to replace; on the other hand, the external guide post is made into a detachable form and can be adapted to any three-template die, so that the die assembly precision is improved.
Further, a second screw is included;
the external guide pillar guide block is provided with a plurality of second unthreaded holes;
a plurality of second threaded holes corresponding to the second unthreaded holes are formed in the side face of the front template;
the second screw penetrates through the second unthreaded hole and is in threaded connection with the second threaded hole.
According to the above description, the external guide pillar guide block is fastened by the screw, the external guide pillar guide block is made into a detachable structure, and the external guide pillar guide block can be replaced when worn without replacing the whole front template, so that the cost is saved, and the processing efficiency is greatly improved.
Furthermore, the external guide post is cuboid.
According to the above description, the external guide post is made into a rectangular parallelepiped shape, so that the installation is more convenient and the die is more compact.
Furthermore, the working stroke of the external guide post is greater than the die opening stroke of the front die plate and the rear die plate.
According to the description, the working stroke of the external guide pillar is greater than the die opening stroke of the front die plate and the rear die plate, and the external guide pillar is ensured to play a guiding role in the whole process of die opening and die closing.
Further, the device also comprises front and rear template fixing parts;
the front and rear template fixing parts are arranged on the side surfaces of the front template and the rear template and are used for fixing the front template and the rear template during mold assembly.
According to the description, the front template and the rear template are firstly matched and fixed during assembly of the mold, and the size precision of the cavity can be guaranteed through matched assembly, so that the size precision of the injection-molded workpiece is guaranteed.
Referring to fig. 1 to fig. 3, a first embodiment of the present invention is: a three-plate thin nozzle mould comprises an external guide pillar 1, an external guide pillar guide block 2, a rear template 3 and a front template 4;
two opposite side surfaces of the front template 4 are respectively and fixedly provided with the external guide post guide block 2;
two opposite side surfaces of the rear template 3 are respectively and fixedly provided with the external guide posts 1;
the external guide posts 1 correspond to the external guide post guide blocks 2 one by one;
one end of the external guide post 1, which is far away from the rear template, is slidably connected with the corresponding external guide post guide block 2, so that the front template 4 and the rear template 3 are not dislocated in the die opening and closing process.
Specifically, the external guide post 1 and the external guide post guide block 2 are made of 20 steel.
Preferably, two external guide posts 1 are respectively arranged on two opposite side surfaces of the rear template 3, and the number of the external guide post guide blocks 2 corresponds to that of the external guide posts 1.
Referring to fig. 1 to 3, specifically, the external fixing device further includes an external protrusion 5 and an external groove 6;
the external protrusions 5 are arranged on the side surface of the rear template 3 where the external guide pillars 1 are located, and the external protrusions 5 face the front template 4;
the external groove 6 is arranged on the side surface of the front template 4 where the external guide post guide block 2 is located, and the external groove 6 faces the rear template 3;
the external protrusion 5 is matched with the external groove 6.
The external boss 5 is fixedly connected to the side surface of the front template 4 through a screw; the external groove 6 is fixedly connected to the side surface of the rear template 3 through a screw.
The external protrusion 5 and the external groove 6 can be arranged on four surfaces of the front template and the rear template;
specifically, the ports of the external protrusion 5 and the external groove 6 are chamfered.
Preferably, the matching tolerance of the external groove 6 and the external protrusion 5 is H7/g 6.
Referring to fig. 1, specifically, the side surfaces of the front mold plate 4 where the external guide post guide blocks 2 are located are respectively provided with a square groove for fixing the external guide post guide blocks 2.
Specifically, the square groove is machined in a milling mode, and the matching tolerance of the square groove and the external guide post guide block 2 is preferably G7/h 6.
Referring to fig. 1, specifically, a sliding groove is formed on a side surface of the external guide post guide block 2 opposite to the square groove;
the sliding groove is matched with the external guide pillar 1.
The fit tolerance of the outer guide post 1 and the outer guide post guide block 2 is preferably H7/f 6;
specifically, lubricating grease is smeared on the contact surface of the external guide post 1 and the external guide post guide block 2.
Referring to fig. 1 to 3, specifically, the locking device includes a pin 7 and a first screw;
a plurality of first pin holes and first unthreaded holes are formed in one end, close to the rear template 3, of the external guide pillar 1;
a plurality of second pin holes corresponding to the first pin holes and a plurality of first threaded holes corresponding to the first unthreaded holes are formed in two side surfaces of the rear template 3;
the pin 7 sequentially penetrates through the first pin hole and the second pin hole;
the first screw 8 passes through the first unthreaded hole and is in threaded connection with the first threaded hole.
Preferably, the pin 7 is a cylindrical pin, and the first screw 8 is a socket head cap screw;
specifically, the external guide pillar 1 is positioned by two pins 7 and fixed by two first screws 8; and the pin 7 and the first screw 8 are diagonally arranged, respectively.
Referring to fig. 1 to 3, specifically, a second screw 9 is included;
the external guide pillar guide block 2 is provided with a plurality of second unthreaded holes;
a plurality of second threaded holes corresponding to the second unthreaded holes are formed in the side face of the front template 4;
the second screw 9 passes through the second unthreaded hole and is in threaded connection with the second threaded hole.
Preferably, the second screw 10 is a socket head cap screw;
specifically, each external guide post guide block 2 is fixed by 4 first screws 8.
Referring to fig. 1 to 3, specifically, the external guide post 1 is a rectangular parallelepiped.
Referring to fig. 1 to 3, specifically, the working stroke of the external guide post 1 is greater than the mold opening stroke of the front mold plate 4 and the rear mold plate 3.
Referring to fig. 1, in particular, a front and a rear template fixing member 10 are further included;
the front and rear formwork fixing members 10 are provided on the side surfaces of the front formwork 4 and the rear formwork 3 for fixing the front and rear formworks during the assembly of the mold.
Specifically, two ends of the front and rear formwork fixing member 10 are respectively fixed to the front formwork 4 and the rear formwork 3 by screws; preferably, the screw fixing holes at one end of the front and rear template fixing members 10 are formed in a long strip shape, so that the fixed length can be conveniently adjusted.
To sum up, the utility model provides a pair of thin mouth of a river mould of three-plate, this mould include back template and front template install external guide pillar guide block and external guide pillar on the lateral wall of front and back template respectively additional, reach through external guide pillar and external guide pillar guide block sliding fit and prevent that the front template from receiving gravity toward flagging behind the die sinking, lead to back mould and front mould dislocation and unable compound die. Further, this device still installs external arch and external recess additional, realizes doing further leading just before the front and back template is about to the compound die, guarantees that die cavity and core can accurate counterpoint, reduces the wearing and tearing of die cavity and core to guarantee the accuracy of injection molding size. This device design is simple convenient, and the structure easily realizes, and processing is convenient saves time, and safe in utilization and operating stability are good, and the front and back mould mold insert is hit badly in front and back template dislocation when having avoided the compound die, perhaps avoids front and back template to insert the position part and extremely fast wearing and tearing to the life of mould has been increased. The external guide post guide mechanism and the external protrusion alignment mechanism of the device are both made into a detachable connection mode, and can be replaced in time after being worn so as to ensure the guide precision; secondly, the structure is suitable for all three-plate molds with short guide columns or secondary parting injection molds, and has wide application range.
The above mentioned is only the embodiment of the present invention, and not the limitation of the patent scope of the present invention, all the equivalent transformations made by the contents of the specification and the drawings, or the direct or indirect application in the related technical field, are included in the patent protection scope of the present invention.
Claims (9)
1. A three-plate fine nozzle mold is characterized by comprising an external guide pillar, an external guide pillar guide block, a rear template and a front template;
the two opposite side surfaces of the front template are respectively and fixedly provided with the external guide pillar guide block;
two opposite side surfaces of the rear template are respectively and fixedly provided with the external guide posts;
the external guide posts correspond to the external guide post guide blocks one by one;
one end of the external guide post, which is far away from the rear template, is slidably connected with the corresponding external guide post guide block, so that the front template and the rear template are not dislocated in the die opening and closing process.
2. The three-plate fine nozzle mold according to claim 1, further comprising an external protrusion and an external groove;
the external protrusions are arranged on the side face, where the external guide pillars are located, of the rear template, and face towards the front template;
the external groove is arranged on the side surface of the front template where the external guide post guide block is located, and faces towards the rear template;
the external protrusion is matched with the external groove.
3. The mold for the three-plate fine nozzle according to claim 1, wherein the front mold plate is provided with square grooves for fixing the external guide post guide blocks on the side surfaces of the external guide post guide blocks.
4. The mold for the three-plate fine nozzle according to claim 3, wherein a sliding groove is formed on a side surface of the external guide post guide block opposite to the square groove;
the sliding groove is matched with the external guide pillar.
5. The three-plate fine nozzle mold according to claim 1, comprising a pin and a first screw;
a plurality of first pin holes and first unthreaded holes are formed in one end, close to the rear template, of the external guide pillar;
a plurality of second pin holes corresponding to the first pin holes and a plurality of first threaded holes corresponding to the first unthreaded holes are formed in two side surfaces of the rear template;
the pin sequentially penetrates through the first pin hole and the second pin hole;
the first screw penetrates through the first unthreaded hole and is in threaded connection with the first threaded hole.
6. A three-plate fine nozzle mold according to claim 1, comprising second screws;
the external guide pillar guide block is provided with a plurality of second unthreaded holes;
a plurality of second threaded holes corresponding to the second unthreaded holes are formed in the side face of the front template;
the second screw penetrates through the second unthreaded hole and is in threaded connection with the second threaded hole.
7. The mold for the three-plate fine nozzle according to claim 1, wherein the external guide posts are rectangular.
8. The mold for the three-plate fine nozzle according to claim 1, wherein the working stroke of the external guide post is greater than the mold opening stroke of the front mold plate and the rear mold plate.
9. The three-plate fine nozzle mold according to claim 1, further comprising front and rear mold plate fixing members;
the front and rear template fixing parts are arranged on the side surfaces of the front template and the rear template and are used for fixing the front template and the rear template during mold assembly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922140016.3U CN211763083U (en) | 2019-12-02 | 2019-12-02 | Three-plate fine water port mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922140016.3U CN211763083U (en) | 2019-12-02 | 2019-12-02 | Three-plate fine water port mold |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211763083U true CN211763083U (en) | 2020-10-27 |
Family
ID=72973151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922140016.3U Active CN211763083U (en) | 2019-12-02 | 2019-12-02 | Three-plate fine water port mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211763083U (en) |
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2019
- 2019-12-02 CN CN201922140016.3U patent/CN211763083U/en active Active
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