CN114714588B - Insertion protection mechanism for mold - Google Patents
Insertion protection mechanism for mold Download PDFInfo
- Publication number
- CN114714588B CN114714588B CN202210247643.0A CN202210247643A CN114714588B CN 114714588 B CN114714588 B CN 114714588B CN 202210247643 A CN202210247643 A CN 202210247643A CN 114714588 B CN114714588 B CN 114714588B
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- CN
- China
- Prior art keywords
- die
- block
- protection
- early warning
- die plate
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000003780 insertion Methods 0.000 title claims description 32
- 230000037431 insertion Effects 0.000 title claims description 32
- 230000000149 penetrating effect Effects 0.000 claims abstract description 24
- 238000000034 method Methods 0.000 claims abstract description 21
- 238000005299 abrasion Methods 0.000 claims abstract description 4
- 230000000712 assembly Effects 0.000 claims abstract description 4
- 238000000429 assembly Methods 0.000 claims abstract description 4
- 230000035515 penetration Effects 0.000 claims description 30
- 230000006698 induction Effects 0.000 claims description 9
- 230000007547 defect Effects 0.000 abstract description 4
- 230000002093 peripheral effect Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 3
- 238000010008 shearing Methods 0.000 description 3
- 150000001875 compounds Chemical class 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 2
- 239000003292 glue Substances 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/76—Measuring, controlling or regulating
- B29C45/80—Measuring, controlling or regulating of relative position of mould parts
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C45/00—Injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould; Apparatus therefor
- B29C45/17—Component parts, details or accessories; Auxiliary operations
- B29C45/64—Mould opening, closing or clamping devices
- B29C45/66—Mould opening, closing or clamping devices mechanical
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76344—Phase or stage of measurement
- B29C2945/76387—Mould closing
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B29—WORKING OF PLASTICS; WORKING OF SUBSTANCES IN A PLASTIC STATE IN GENERAL
- B29C—SHAPING OR JOINING OF PLASTICS; SHAPING OF MATERIAL IN A PLASTIC STATE, NOT OTHERWISE PROVIDED FOR; AFTER-TREATMENT OF THE SHAPED PRODUCTS, e.g. REPAIRING
- B29C2945/00—Indexing scheme relating to injection moulding, i.e. forcing the required volume of moulding material through a nozzle into a closed mould
- B29C2945/76—Measuring, controlling or regulating
- B29C2945/76822—Phase or stage of control
- B29C2945/76866—Mould closing
Abstract
The utility model discloses an interpenetration protection mechanism for a die, and aims to solve the defect that die friction fuzzing is easy to occur between parting surfaces of an upper die and a lower die when the existing die is closed, so that the closing precision is affected. The early warning protection device comprises an early warning protection device arranged on a die body, wherein the die body comprises an upper die plate and a lower die plate, the early warning protection device comprises an interpenetration protection block arranged in a die cavity, an early warning mechanism and an interpenetration abrasion-resistant block arranged in the upper die plate; the upper die plate and the lower die plate are combined to form a parting surface which is obliquely arranged, and the inclination angle of the parting surface is larger than the inclination angle of the side surface of the joint formed by the penetrating protection block and the penetrating wear-resisting block; the early warning mechanism can perform deviation early warning on die assembly deviation in the die assembly process of the upper die plate and the lower die plate, so that the lower die plate can be finely adjusted in time, and mutual friction between the die assemblies in the die assembly process is avoided.
Description
Technical Field
The utility model relates to the technical field related to injection molds, in particular to an insertion protection mechanism for a mold.
Background
At present, the inclination of all the insertion and penetration sealing glue parts is guaranteed to be 7 degrees as much as possible when the existing mould is designed, and at this time, the insertion and penetration parts can be protected by the peripheral locking or inclination positioning blocks of the mould, and the insertion and penetration protection blocks can not be designed; however, when the minimum insertion slope of the parting surface of the die is smaller than 5 degrees, the peripheral locking of the die cannot play a role in protection, the heights and the strength of the straight body positioning block and the slope positioning block cannot meet the requirements, and at the moment, the insertion protection block is required to be designed.
The utility model discloses an automobile powder-isolating die penetration protection block, which comprises a die, wherein the upper end of the die is fixedly connected with a fixed block, both sides of the upper end of the fixed block are vertically provided with first slots, the side wall of the back of the first slot is horizontally provided with second slots, the second slots are communicated with the first slots on the same side, the side wall of the first slots, which is far away from the middle part of the national fixed block, is horizontally provided with limiting grooves which are arc-shaped structures, the limiting grooves are communicated with only the second slots, and the part of the upper end of the inside of each limiting groove, which is far away from the second slots on the same side, is provided with clamping grooves; the method solves the problem that when manufacturing the automobile lattice shed with meshes of different sizes, different dies need to be replaced, so that the manufacturing cost is high. When the die is closed, the friction fuzzing of the die easily occurs between the parting surfaces of the upper die and the lower die, so that the defect of closing precision is affected.
Disclosure of Invention
The utility model overcomes the defect that the parting surfaces of an upper die and a lower die are easy to generate friction and fuzzing when the existing die is closed, thereby affecting the closing precision, and provides an insertion protection mechanism for the die.
In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides a interlude protection mechanism that mould was used, includes the early warning protection device that sets up in the mould body, the mould body includes cope match-plate pattern and lower bolster, early warning protection device includes that set up interlude protection piece, early warning mechanism in the die cavity, be equipped with interlude wear-resisting piece in the cope match-plate pattern; the upper die plate and the lower die plate are combined to form a parting surface which is obliquely arranged, and the inclination angle of the parting surface is larger than the inclination angle of the side surface of the joint formed by the penetrating protection block and the penetrating wear-resisting block; the early warning mechanism can perform deviation early warning on die assembly deviation in the die assembly process of the upper die plate and the lower die plate, so that the lower die plate can be finely adjusted in time, and mutual friction between the die assemblies in the die assembly process is avoided. The utility model is provided with the early warning protection device, which can prevent the mutual friction between the parting surfaces of the upper and lower templates through the interpenetration protection block and the interpenetration wear-resistant block, and can enable the lower template to be finely adjusted in time through the deviation prompt of the early warning mechanism during the die assembly, thereby avoiding the problem of insufficient die assembly precision caused by the friction of the parting surfaces during the die assembly.
Preferably, the inclination angle of the parting plane is less than 5 °. When the minimum insertion slope of the parting surface of the die is smaller than 5 degrees, the peripheral locking of the die cannot play a role in protection, the heights and the strength of the straight body positioning block and the slope positioning block cannot meet the requirements, and at the moment, the insertion protection block is required to be designed.
Preferably, the penetration protection block is provided with a penetration inclined plane. The inclination requirement of the inserted inclined plane is smaller than the minimum insertion inclination of the die by 2 degrees and the minimum insertion inclination of the die by 1 degree, so that the defect that in the die assembly process, the die friction fuzzing is easy to occur between the upper die parting surface and the lower die parting surface, and the die assembly precision is affected can be effectively avoided.
Preferably, the lower die plate is circumferentially provided with a plurality of die cavities, and the upper die plate is internally provided with a plurality of die cores corresponding to the die cavities. According to the utility model, a plurality of front-back or left-right symmetrical penetrating protection blocks are arranged in two adjacent die cavities, so that displacement adjustment in the process of upper and lower die deviation in the die assembly process is facilitated.
Preferably, the early warning mechanism comprises a plurality of sensing blocks which are slidably mounted in the penetrating protection blocks, a telescopic spring is arranged between the sensing blocks and the penetrating protection blocks, and friction wheels are rotatably arranged between the sensing blocks. When the die is assembled, the friction wheel is contacted with the penetrating wear-resistant block.
Preferably, an inductor group is arranged between the induction block and the penetration protection block, the inductor group comprises an inductor I and an inductor II, the inductor I and the inductor II can be gradually close to each other through die assembly, and when the inductor I and the inductor II in the penetration protection block symmetrically arranged in the adjacent die cavity are contacted at the same time, no transverse deviation occurs between die assembly of the upper die plate and the lower die plate in the die assembly process; when the first inductor and the second inductor in the penetrating protection blocks symmetrically arranged in the adjacent die cavities are not contacted at the same time, transverse deviation occurs between the upper die plate and the lower die plate in the die assembly process.
Preferably, the sensor block is provided with a distance sensor, and the distance sensor is capable of detecting the rotation distance of the friction wheel. The distance sensor can measure the moving distance of the upper die during die assembly according to the rotating distance of the friction wheel, so that the deviation of the lower die plate can be precisely moved and finely adjusted.
Preferably, the height of each of the penetrating protection block and the penetrating wear-resistant block is kept 1mm away. The mold clamping interference of the penetrating protection block and the penetrating wear-resisting block is avoided when the upper template and the lower template are clamped.
Preferably, the penetration protection block is mounted in the die cavity through a plurality of screws. The installation and the disassembly are convenient.
Preferably, the penetrating wear-resistant block is mounted in the mold core through a plurality of screws. The installation and the disassembly are convenient.
Compared with the prior art, the utility model has the beneficial effects that: the utility model is provided with the early warning protection device, and the friction wheel can relatively move through the relative movement of the upper die plate and the lower die plate in the die assembly process, so that whether deviation exists in the die assembly process or not is detected, and the deviation early warning is carried out on the deviation condition, so that the lower die plate can be finely adjusted in time, and the mutual friction between parting surfaces caused by die assembly deviation is avoided, so that the die assembly precision is influenced.
Drawings
Fig. 1 is a schematic structural view of embodiment 1 of the present utility model;
FIG. 2 is a top view of embodiment 1 of the present utility model;
FIG. 3 is a cross-sectional view of the utility model at "A-A" in FIG. 2;
FIG. 4 is an enlarged view of a portion of the present utility model at "B" in FIG. 3;
FIG. 5 is a cross-sectional view of the lower die plate of the present utility model;
FIG. 6 is an enlarged view of a portion of "C" of FIG. 5 in accordance with the present utility model;
FIG. 7 is an isometric view of a penetration protection block of the present utility model;
in the figure: the die comprises a die body 1, an early warning protection device 2, an upper die plate 3, a lower die plate 4, an interpenetration protection block 5, an early warning mechanism 6, interpenetration wear-resisting blocks 7, a first parting surface 8, a second parting surface 9, a die cavity 10, a die core 11, screws 12, a runner cavity 13, a chute 14, an induction block 15, a rotating shaft 16, a friction wheel 17, a rubber tire 18, a telescopic spring 19, a first inductor 20 and a second inductor 21.
Detailed Description
It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.
The technical scheme of the utility model is further specifically described by the following specific embodiments with reference to the accompanying drawings:
example 1: an interpenetration protection mechanism (see fig. 1-7) for a mold comprises an early warning protection device 2 arranged on a mold body 1, wherein the mold body comprises an upper mold plate 3 and a lower mold plate 4, the early warning protection device comprises an interpenetration protection block 5 arranged in a mold cavity, an early warning mechanism 6 and an interpenetration abrasion-resistant block 7 arranged in the upper mold plate; the upper die plate and the lower die plate are clamped to form a first parting surface 8 which is obliquely arranged, and the inclination angle of the first parting surface is larger than the inclination angle of a second parting surface 9 formed by jointing the penetrating protection block and the penetrating wear-resisting block; the early warning mechanism 6 can perform deviation early warning on die assembly deviation in the die assembly process of the upper die plate and the lower die plate, so that the lower die plate can be finely adjusted in time, and mutual friction between the die assemblies in the die assembly process is avoided. The utility model is provided with the early warning protection device, which can prevent the mutual friction between the parting surfaces of the upper and lower templates through the interpenetration protection block and the interpenetration wear-resistant block, and can enable the lower template to be finely adjusted in time through the deviation prompt of the early warning mechanism during the die assembly, thereby avoiding the problem of insufficient die assembly precision caused by the friction of the parting surfaces during the die assembly.
The lower die plate 4 is circumferentially provided with a plurality of die cavities 10, the upper die plate 3 is provided with a plurality of die cores 11 corresponding to the die cavities, and two adjacent die cavities are internally provided with a plurality of penetrating protection blocks which are symmetrical front and back or left and right, so that displacement adjustment during deviation of the upper die and the lower die in the die assembly process is facilitated.
The penetration protection block is mounted in the mold cavity by a plurality of screws 12. The penetrating wear-resistant block is installed in the mold core through a plurality of screws.
The utility model discloses a wear-resisting block, including the protection piece that alternates 5 is close to in a side wall of die cavity 10, be equipped with runner cavity 13 in the runner cavity inside wall, be equipped with two spouts 14 in the spout, it is equipped with sensor block 15 to slide in the spout, it is equipped with pivot 16 to rotate between the sensor block, the epaxial friction wheel 17 that has set firmly, the rubber child 18 is equipped with to the friction wheel outward, the rubber child just has the great rubber material of frictional force, the sensor block with install the telescopic spring 19 that can stretch out and draw back between the spout diapire, the die joint face second of alternates the protection piece side is the friction surface, the friction surface has certain inclination, the friction wheel stretches out one side protrusion friction surface of runner cavity is high, the friction wheel earlier with alternate wear-resisting block contact when the compound die.
An inductor group is arranged between the induction block and the penetration protection block, the inductor group comprises an inductor I20 and an inductor II 21, the inductor I is fixedly arranged on the induction block, the inductor II is fixedly arranged on the bottom wall of the chute, the inductor I and the inductor II can be gradually close to each other through die assembly, and when the inductor I and the inductor II in the penetration protection block symmetrically arranged in the adjacent die cavity are contacted at the same time, no transverse deviation exists between the die assembly of the upper die plate and the lower die plate in the die assembly process; when the first inductor and the second inductor in the penetrating protection blocks symmetrically arranged in the adjacent die cavities are not contacted at the same time, transverse deviation occurs between the upper die plate and the lower die plate in the die assembly process.
Application overview of the interspersed protection blocks and the interspersed wear blocks:
1. when the minimum insertion slope of the parting surface of the die is smaller than 5 degrees, the peripheral locking of the die cannot play a role in protection, the heights and the strength of the straight body positioning block and the slope positioning block cannot meet the requirements, and at the moment, the insertion protection block is required to be designed;
2. the top and bottom sides of the large top block of the inner parting bumper are designed with protection blocks;
3. the inclination of all the insertion sealing glue parts is guaranteed to be 7 degrees as much as possible during the design of the die, and at the moment, the insertion parts can be protected by the peripheral locking or inclination positioning blocks of the die, and the insertion protection blocks can be omitted;
4. when all insertion inclinations of the die are larger than 5 degrees, 2 blocks of inclination of 3 degrees can be designed in the wear-resisting plate on the locking surface of each die carrier, at the moment, the 3-degree wear-resisting plate plays a role in insertion protection, and the standard insertion protection block can be omitted.
5. The inclination a of the insertion protection block is required to be smaller than the minimum insertion inclination of the die by 2 degrees and the minimum insertion inclination of the die must not be smaller than 1 degree;
6. in order to ensure no collision during die assembly, the P value of the insertion safety distance difference of the insertion protection block is required to be more than 1.5mm, and the minimum P value is required to be less than 1mm;
7. in order to ensure no collision during die assembly, the two sides of the insertion protection block are required to be designed according to the matching tolerance 0/-0.02 so as to ensure that the insertion protection block cannot outwards move in the production process;
8. the positioning of the inserted protection block is reliable in the 6 th and 7 th, and the fixing screw of the inserted protection block does not need to be transversely designed;
9. preventing die assembly interference, wherein the heights of the two inserted through protection blocks are respectively 1mm to avoid the clearance, as shown in fig. 4;
10. in consideration of processing cost and screw shearing force factors, I cannot design a penetration protection block of a transverse fixing screw, the tolerance of a mounting groove in the height direction of a wear plate must be ensured to be +1-2 mm under the condition of using the wear plate to bear penetration protection so as to prevent the screw from bearing shearing force, and if the upper part of the mounting groove is opened, more than 2 phi 6 pins must be designed to bear the shearing force of an opening and closing die;
11. prevent compound die collision or friction, insert and wear protection piece mounting groove and need unilateral clearance 1mm in the 7 th requirement of guaranteeing.
Specific example 2:
in this embodiment, a distance sensor is added to the base of embodiment 1, and the distance sensor is mounted on the rotating shaft on the sensor, and is capable of detecting the rotation distance of the friction wheel.
Specific example 3:
in the embodiment, on the basis of the specific embodiment 1, the penetration protection blocks and the penetration wear-resistant blocks are additionally arranged, and the heights of the penetration protection blocks and the penetration wear-resistant blocks are respectively kept at 1mm clearance. The mold clamping interference of the penetrating protection block and the penetrating wear-resisting block is avoided when the upper template and the lower template are clamped.
The above-described embodiments are merely preferred embodiments of the present utility model, and the present utility model is not limited in any way, and other variations and modifications may be made without departing from the technical aspects set forth in the claims.
Claims (7)
1. The early warning protection device comprises an early warning protection device arranged in a die body, wherein the die body comprises an upper die plate and a lower die plate, a plurality of die cavities are formed in the circumference of the lower die plate, a plurality of die cores corresponding to the die cavities are arranged in the upper die plate, and the early warning protection device comprises an early warning protection block arranged in the die cavities, an early warning mechanism and an early warning abrasion-resistant block arranged in the upper die plate; the upper die plate and the lower die plate are combined to form a parting surface which is obliquely arranged, and the inclination angle of the parting surface is larger than the inclination angle of the side surface of the joint formed by the penetrating protection block and the penetrating wear-resisting block; the early warning mechanism can perform deviation early warning on the die assembly deviation in the die assembly process of the upper die plate and the lower die plate, so that the lower die plate can be finely adjusted in time, and mutual friction between the die assemblies in the die assembly process is avoided; the early warning mechanism comprises a plurality of induction blocks which are slidably arranged in the penetration protection blocks, a telescopic spring is arranged between the induction blocks and the penetration protection blocks, friction wheels are rotatably arranged between the induction blocks, and when the mold is closed, the friction wheels are firstly contacted with the penetration abrasion-resistant blocks; an inductor group is arranged between the induction block and the penetration protection block, the inductor group comprises an inductor I and an inductor II, a runner cavity is arranged in a side wall of the penetration protection block, which is close to a die cavity, two sliding grooves are arranged in the inner side wall of the runner cavity, the inductor I is fixedly arranged on the induction block, the inductor II is fixedly arranged on the bottom wall of the sliding groove, the inductor I and the inductor II can be gradually close to each other through die assembly, and when the inductor I and the inductor II in the penetration protection block symmetrically arranged in the adjacent die cavity are contacted at the same time, no transverse deviation occurs between the die assembly of an upper die plate and a lower die plate in the die assembly process; when the first inductor and the second inductor in the penetrating protection blocks symmetrically arranged in the adjacent die cavities are not contacted at the same time, transverse deviation occurs between the upper die plate and the lower die plate in the die assembly process.
2. The insert protection mechanism for a mold according to claim 1, wherein the parting plane has an inclination angle of less than 5 °.
3. The insertion protection mechanism for a mold according to claim 1, wherein the insertion protection block is provided with insertion inclined surfaces.
4. The insertion protection mechanism for a mold according to claim 1, wherein the sensor block is provided with a distance sensor capable of detecting the rotation distance of the friction wheel.
5. A penetration protection mechanism for a mold according to any one of claims 1, 2 or 3, wherein the penetration protection block and the penetration wear-resistant block each have a height of 1mm.
6. A penetration protection mechanism for a mould according to any one of claims 1, 2 or 3, wherein the penetration protection block is mounted in the mould cavity by means of a plurality of screws.
7. The insert protection mechanism for a mold according to claim 4, wherein the insert wear block is mounted in the mold core by a plurality of screws.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210247643.0A CN114714588B (en) | 2022-03-14 | 2022-03-14 | Insertion protection mechanism for mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210247643.0A CN114714588B (en) | 2022-03-14 | 2022-03-14 | Insertion protection mechanism for mold |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114714588A CN114714588A (en) | 2022-07-08 |
| CN114714588B true CN114714588B (en) | 2024-03-01 |
Family
ID=82237268
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210247643.0A Active CN114714588B (en) | 2022-03-14 | 2022-03-14 | Insertion protection mechanism for mold |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN114714588B (en) |
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| CN215039780U (en) * | 2021-04-23 | 2021-12-07 | 昆山精圣铨金属制品有限公司 | Injection mould convenient to clearance adjustment after mould and lower mould compound die |
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Also Published As
| Publication number | Publication date |
|---|---|
| CN114714588A (en) | 2022-07-08 |
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