CN220883172U - Double-lower-die cladding forming die for vertical clamping of hybrid insulator - Google Patents
Double-lower-die cladding forming die for vertical clamping of hybrid insulator Download PDFInfo
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- CN220883172U CN220883172U CN202322400867.3U CN202322400867U CN220883172U CN 220883172 U CN220883172 U CN 220883172U CN 202322400867 U CN202322400867 U CN 202322400867U CN 220883172 U CN220883172 U CN 220883172U
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- 239000012212 insulator Substances 0.000 title claims abstract description 42
- 238000005253 cladding Methods 0.000 title claims abstract description 12
- 238000001746 injection moulding Methods 0.000 claims abstract description 27
- 230000007246 mechanism Effects 0.000 claims abstract description 7
- 238000000465 moulding Methods 0.000 claims description 12
- 230000006978 adaptation Effects 0.000 claims 1
- 238000004519 manufacturing process Methods 0.000 abstract description 15
- 238000000034 method Methods 0.000 abstract description 10
- 229910052573 porcelain Inorganic materials 0.000 abstract description 9
- 230000008569 process Effects 0.000 abstract description 7
- 238000007599 discharging Methods 0.000 abstract 1
- 239000011521 glass Substances 0.000 description 6
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 239000000463 material Substances 0.000 description 5
- 229920002595 Dielectric elastomer Polymers 0.000 description 3
- 238000013461 design Methods 0.000 description 3
- 229920001971 elastomer Polymers 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000000243 solution Substances 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000009776 industrial production Methods 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000012937 correction Methods 0.000 description 1
- 230000009977 dual effect Effects 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 238000011079 streamline operation Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 229920001169 thermoplastic Polymers 0.000 description 1
- 229920001187 thermosetting polymer Polymers 0.000 description 1
- 239000004416 thermosoftening plastic Substances 0.000 description 1
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Abstract
The utility model discloses a vertical clamping double-lower-die cladding forming die for a hybrid insulator, which belongs to the field of intelligent mechanical equipment and is matched with an injection molding machine to use, and comprises an upper die, a first lower die and a second lower die which have the same structure, wherein the upper die and the first lower die and the second lower die are respectively pressed into a forming cavity of the hybrid insulator; the upper die comprises an upper die holder, wherein the upper die holder is provided with a positioning plate, the upper die holder is provided with at least one shovel base, and the upper die holder is provided with a runner plate; the first lower die comprises a first lower die base, a core is arranged in the center of the first lower die base, a side sliding block is arranged on the first lower die, and a sliding mechanism is arranged between the side sliding block and the first lower die; the automatic production of the mixed insulator, the mixed support column and other high-voltage electric porcelain products can be realized through the process of mutually matching and forming the vertical clamping double lower dies and the upper die, and the automatic production device is matched with the feeding and discharging of a robot, so that the production efficiency of the products is greatly improved.
Description
Technical Field
The utility model belongs to the technical field of intelligent mechanical equipment, and particularly relates to a vertical clamping double-lower-die cladding molding die for a hybrid insulator.
Background
At present, in the injection molding field, including injection molding of all thermoplastic, thermosetting and rubber materials, the adopted injection mold is produced by a single upper mold and a single lower mold in a matched manner, and the mold design and the molding mode can better realize matched use with molding equipment, so that the molding quality of products is ensured. But is relatively low in molding efficiency for large-volume, long-production-cycle injection molded products.
The novel mixed insulator product integrates the performance advantages of the traditional porcelain, glass insulator and composite insulator products, and has wide market prospect. However, the novel mixed insulator molding process needs to be carried out by means of a novel processing technology, and injection molding and cladding are certainly an efficient ideal process. In the field of rubber material injection molding and cladding molding, an injection mold is core equipment, and all injection molds adopted in the current industrial production are matched and set by upper and lower molds, and are matched with each other in the whole molding process to finish product processing.
On the other hand, due to the physical properties of the high dielectric rubber material and the characteristics of products such as complex structure, large size deviation, brittleness and fragility of porcelain and glass insulators, no manufacturer can adopt an injection molding process for production in the field at present. Moreover, from the technical aspect of injection cladding molds, only a few companies attempting production at present, including industry taps and marketing companies, adopt forming molds which are matched with a single upper mold and a single lower mold, and horizontally clamp and horizontally open the molds. The design method firstly causes difficult die assembly and positioning due to large self weight and large deviation of porcelain and glass insulator blanks, and the actual situation is that the yield of enterprises attempting production is only within 4% or even 5%, and industrial production cannot be realized. Secondly, because the horizontal clamping mode of the mould limits the forming mode of the rubber machine forming machine, great difficulty is caused to designs of the equipment runner plate, the mould temperature control plate, the glue inlet system, the exhaust structure and the like, thereby further influencing the product yield and further influencing the forming efficiency.
Based on the background, the utility model provides a double-lower-die forming die for vertically clamping a mixed insulator aiming at the forming die technology of the mixed insulator of the high-dielectric rubber material, the porcelain and the glass, by utilizing the double-lower-die forming die, the low-cost and high-yield automatic production of a new-generation porcelain and glass mixed insulator product can be realized, the reciprocating operation of the double-lower-die forming die can realize dual purposes, the streamline operation of a production procedure is easy to realize, and the production efficiency is greatly improved.
Disclosure of Invention
The utility model aims to solve the problems that a die is difficult to produce, low in efficiency, high in cost and the like when a high-dielectric rubber material, porcelain and glass mixed insulator is formed, and discloses a double-lower die cladding forming die for vertically clamping a mixed insulator.
The utility model aims to provide a vertical clamping double-lower-die cladding forming die for a hybrid insulator, which is matched with an injection molding machine to use, and comprises an upper die, a first lower die and a second lower die which have the same structure, wherein the upper die and the first lower die and the second lower die are respectively interacted to form a forming cavity of the hybrid insulator;
The upper die comprises an upper die base, positioning plates are arranged at four corners of the upper die base, at least one shovel base is symmetrically arranged at two sides of the bottom of the upper die base, the shovel base consists of a right trapezoid block fixed at the bottom of the upper die base and a square block fixed at the bottom of the right trapezoid block, and a runner plate is arranged on the upper die base;
The first lower die comprises a first lower die base, a core for supporting the mixed insulator is arranged at the center of the first lower die base, at least 3 side sliding blocks which are annularly distributed are arranged on the first lower die, a sliding mechanism is arranged between the side sliding blocks and the first lower die, the side sliding blocks are spliced to form an annular table surface which is matched with the skirt edge of the mixed insulator, a plurality of positioning holes which are matched with the positioning plate in an inserting mode are formed in the first lower die, and square holes which are matched with the square blocks in an inserting mode are further formed in the first lower die.
Preferably, at least four inclined guide posts are uniformly arranged on the upper die base, one end of each inclined guide post is fixed at the bottom of the upper die base, the other end of each inclined guide post is obliquely far away from the direction of the die core, at least four inclined guide holes are formed in the first lower die, and each inclined guide post penetrates through the side sliding block and is in splicing fit with each inclined guide hole.
Preferably, the number of the inclined guide posts is six.
Preferably, the sliding mechanism comprises a side sliding guide rail arranged on the first lower die and a sliding seat arranged at the bottom of the side sliding block and in sliding fit with the side sliding guide rail.
Preferably, the number of the sliding seats is two, and the sliding seats are symmetrically distributed on two sides of the center line of the side sliding block.
Preferably, the number of the shovel bases is two.
Preferably, the number of the side sliding blocks is four, and the center lines of the side sliding blocks are coincident with the center lines at four corners of the first lower die.
The beneficial effects are that:
The double-lower-die cladding forming die for vertically clamping the mixed insulator can realize 'one-die dual-purpose', so that the waiting time for feeding is saved, the whole production time is shortened, and the production efficiency is improved under the condition of using one upper die; and the reciprocating operation of the first lower die and the second lower die can realize the automatic production of the mixed insulator, the mixed support column and other high-voltage electric porcelain products.
Drawings
In order to clearly illustrate the embodiments or prior art solutions of the present utility model, the drawings used in the description of the embodiments or prior art will be briefly described below.
FIG. 1 is a block diagram of a mold body of the present utility model;
FIG. 2 is a detailed construction diagram of the upper die and the first lower die of the present utility model;
fig. 3 is a flow chart of the operation of the vertical clamping double lower die in embodiment 1 of the present utility model.
1. An upper die; 11. an upper die holder; 12. a positioning plate; 13. a shovel base; 14. a flow channel plate; 15. oblique guide posts; 2. a first lower die; 21. a core; 22. a side slider; 23. positioning holes; 24. square holes; 25. a sideslip guide rail; 3. a second lower die; 4. a parison; 5. a first station; 6. a second station; 7. and a third station.
Detailed Description
In order to enhance the understanding of the present utility model, the following description will clearly and completely describe the technical solutions in the embodiments of the present utility model. The described embodiments are only a part of the utility model and not all embodiments.
Referring to fig. 1-3, a vertical clamping double-lower-die cladding molding die for a hybrid insulator is matched with an injection molding machine to use, and comprises an upper die 1, a first lower die 2 and a second lower die 3 which are identical in structure, wherein the upper die 1 and the first lower die 2 and the second lower die 3 are respectively and interactively pressed into a molding cavity of the hybrid insulator; the die can realize one die for two purposes, saves the waiting time of feeding under the condition of using one upper die 1, shortens the whole production time and improves the production efficiency; and the reciprocating operation of the first lower die 2 and the second lower die 3 can realize the automatic production of the mixed insulator, the mixed support column and other high-voltage electric porcelain products.
The upper die 1 comprises an upper die holder 11, positioning plates 12 are arranged at four corners of the upper die holder 11, at least one shovel base 13 is symmetrically arranged at two sides of the bottom of the upper die holder 11, the number of shovel bases 13 can be 2, each shovel base 13 can be composed of a right trapezoid block fixed at the bottom of the upper die holder 11 and a square block fixed at the bottom of the right trapezoid block, a runner plate 14 is arranged on the upper die holder 11, and raw materials used for injection molding flow into the upper die 1 through the runner plate 14 to finish injection molding;
The first lower die 2 comprises a first lower die holder, a core 21 for supporting the mixed insulator parison 4 is arranged in the center of the first lower die holder, at least 3 side sliding blocks 22 which are annularly distributed are arranged on the first lower die 2, a sliding mechanism is arranged between the side sliding blocks 22 and the first lower die 2, a plurality of side sliding blocks 22 are spliced to form an annular table surface which is matched with the skirt edge of the parison 4, after the parison 4 is vertically clamped by the first lower die 2, the parison 4 is clamped, and shaking in the injection molding process and the moving process of the first lower die 2 is prevented, so that the molding effect is affected; the first lower die 2 is provided with a plurality of positioning holes 23 which are in plug-in fit with the positioning plate 12, and square holes 24 which are in plug-in fit with the square blocks, so that the double positioning of the upper die 1 and the first lower die 2 is realized, and the positioning effect is enhanced.
Preferably, at least four inclined guide posts 15 are uniformly arranged on the upper die holder 11, the number of the inclined guide posts 15 can be 6, one end of each inclined guide post 15 is fixed at the bottom of the upper die holder 11, the other end of each inclined guide post 15 is obliquely far away from the direction of the core 21, at least four inclined guide holes are formed in the first lower die 2, the inclined guide posts 15 penetrate through the side sliding blocks 22 to be in plug-in fit with the inclined guide holes, so that the upper die 1 and the first lower die 2 can be guided to be positioned, problems can be found in time when the positioning is deviated, correction is performed, and other positioning structures are prevented from being influenced; meanwhile, a third positioning point can be formed, and the positioning precision of the upper die 1 and the first lower die 2 is enhanced.
Preferably, the sliding mechanism comprises a side sliding guide rail 25 arranged on the first lower die 2, and a sliding seat arranged at the bottom of the side sliding block 22 and in sliding fit with the side sliding guide rail 25; the number of the sliding seats can be two, and the sliding seats are symmetrically distributed on two sides of the center line of the side sliding block 22, so that the bottom of the side sliding block 22 is stressed more uniformly, and the deflection during sliding is avoided.
The number of the side sliders 22 may be four, the center lines of the side sliders 22 may coincide with the center lines at the four corners of the first lower die 2, and when the side sliders 22 slide, the sliding of the side sliders 22 may be calibrated by the four sides of the first lower die 2, so that the sliding deviation of the side sliders 22 is avoided.
The specific forming process is as follows: the parison 4 is vertically clamped on the first lower die 2, the core 21 supports the center of the parison 4, a plurality of side sliding blocks 22 slide on side sliding guide rails 25 to form a ring table surface matched with the skirt edge of the parison 4, the parison 4 is clamped, the upper die 1 is pressed with the first lower die 2 under the driving of an injection molding machine, in the pressing process, an inclined guide pillar 15 penetrates through the side sliding blocks 22 to be in inserted fit with inclined guide holes, a positioning plate 12 is in inserted fit with a positioning hole 23, and a square block is in inserted fit with a square hole 24, so that triple positioning is realized, and the pressing precision of the upper die 1 and the first lower die 2 is improved; after the upper die 1 and the first lower die 2 are pressed together, a forming cavity of the mixed insulator is formed, the injection molding machine starts to perform injection molding, injection molding raw materials enter the forming cavity through the runner plate 14, and the injection molding raw materials and the parison 4 are together molded into a finished mixed insulator product. After the finished product is molded, the injection molding machine drives the upper die 1 to be separated from the first lower die 2, the inclined guide post 15 is separated from the inclined guide hole, the positioning plate 12 is separated from the positioning hole 23, the square block is separated from the square hole 24, the plurality of side sliding blocks 22 slide on the side sliding guide rail 25 to be far away from the finished product of the mixed insulator, and the finished product of the mixed insulator is taken out to complete the whole injection molding process of the mixed insulator.
Referring to fig. 3, the working method of the vertical clamping double-lower-die overmoulding mould for the hybrid insulator comprises the following steps:
Step one: the upper die 1 is positioned at a first station 5, the first lower die 2 is positioned at a second station 6, the second lower die 3 with the parison 4 vertically clamped is positioned at the first station 5, the injection molding machine drives the upper die 1 to press with the second lower die 3 for injection molding, and meanwhile, the first lower die 2 vertically clamps the parison 4;
Step two: after the second lower die 3 positioned at the first station 5 completes injection molding, the upper die 1 and the second lower die 3 are opened in a parting mode, the first lower die 2 and the second lower die 3 are driven by an injection molding machine to move horizontally, the first lower die 2 moves to the first station 5, the second lower die 3 moves to the third station 7, a finished product on the second lower die 3 is taken out, and the second lower die 3 is cleaned;
Step three: the injection molding machine drives the upper die 1 to be pressed with the first lower die 2 for injection molding, and simultaneously the second lower die 3 vertically clamps the parison 4;
Step four: after the first lower die 2 positioned at the first station 5 completes injection molding, the upper die 1 and the first lower die 2 are opened in a parting mode, the first lower die 2 and the second lower die 3 are driven by an injection molding machine to horizontally move in opposite directions, the first lower die 2 moves to the second station 6, the second lower die 3 moves to the first station 5, a finished product on the first lower die 2 is taken out, and the first lower die 2 is cleaned;
step five: repeating the first step to the fourth step.
Although the present utility model has been described in detail with reference to the foregoing embodiments, those skilled in the art may modify the technical solutions described in the foregoing embodiments or substitute some of the technical features of the present utility model equally, and any modification, equivalent substitution, improvement, etc. that is within the spirit and principles of the present utility model should be included in the scope of the present utility model.
Claims (7)
1. The double-lower-die vertical clamping overmoulding mould for the mixed insulator is matched with an injection moulding machine for use, and is characterized by comprising an upper die (1), a first lower die (2) and a second lower die (3) which are identical in structure, wherein the upper die (1) is respectively interactively pressed with the first lower die (2) and the second lower die (3) to form a moulding cavity of the mixed insulator;
The upper die (1) comprises an upper die holder (11), positioning plates (12) are arranged at four corners of the upper die holder (11), at least one shovel base (13) is symmetrically arranged at two sides of the bottom of the upper die holder (11), the shovel base (13) consists of a right trapezoid block fixed at the bottom of the upper die holder (11) and a square block fixed at the bottom of the right trapezoid block, and a runner plate (14) is arranged on the upper die holder (11);
The utility model discloses a mould, including mould, mould core (21) that is equipped with mixed insulator parison (4) of bearing, be equipped with on first mould (2) at least 3 sideslip blocks (22) that are annular distribution, sideslip blocks (22) with be equipped with slide mechanism between first mould (2), a plurality of sideslip blocks (22) splice into the ring mesa with parison (4) shirt rim adaptation, be equipped with on first mould (2) a plurality of with locating plate (12) grafting complex locating hole (23), still be equipped with square hole (24) of square grafting complex.
2. The vertical clamping double-lower-die cladding forming die for the mixed insulator according to claim 1, wherein at least four inclined guide posts (15) are uniformly arranged on the upper die holder (11), one ends of the inclined guide posts (15) are fixed at the bottom of the upper die holder (11), the other ends of the inclined guide posts are obliquely far away from the direction of the core (21), at least four inclined guide holes are formed in the first lower die (2), and the inclined guide posts (15) penetrate through the side sliding block (22) and are in splicing fit with the inclined guide holes.
3. The vertical clamping double-lower-die overmoulding die for the hybrid insulator according to claim 2, wherein six inclined guide posts (15) are provided.
4. The vertical clamping double-lower-die overmold of a hybrid insulator of claim 1, wherein the sliding mechanism comprises a side sliding rail (25) arranged on the first lower die (2), and a sliding seat arranged at the bottom of the side sliding block (22) and in sliding fit with the side sliding rail (25).
5. The vertical clamping double-lower-die overmoulding die for the hybrid insulator, according to claim 4, wherein the number of the sliding seats is two, and the sliding seats are symmetrically distributed on two sides of the center line of the side sliding block (22).
6. A hybrid insulator vertical clamping double lower die overmold according to claim 1, characterized in that the spade base (13) is two.
7. The vertical clamping double-lower-die overmold die for a hybrid insulator according to claim 1, wherein the number of side slides (22) is four, and the center line of the side slide (22) coincides with the center lines at four corners of the first lower die (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322400867.3U CN220883172U (en) | 2023-09-05 | 2023-09-05 | Double-lower-die cladding forming die for vertical clamping of hybrid insulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322400867.3U CN220883172U (en) | 2023-09-05 | 2023-09-05 | Double-lower-die cladding forming die for vertical clamping of hybrid insulator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220883172U true CN220883172U (en) | 2024-05-03 |
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ID=90840837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322400867.3U Active CN220883172U (en) | 2023-09-05 | 2023-09-05 | Double-lower-die cladding forming die for vertical clamping of hybrid insulator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220883172U (en) |
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2023
- 2023-09-05 CN CN202322400867.3U patent/CN220883172U/en active Active
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