CN210650503U - Tool for disassembling valve needle of precision mold - Google Patents
Tool for disassembling valve needle of precision mold Download PDFInfo
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- CN210650503U CN210650503U CN201921544756.7U CN201921544756U CN210650503U CN 210650503 U CN210650503 U CN 210650503U CN 201921544756 U CN201921544756 U CN 201921544756U CN 210650503 U CN210650503 U CN 210650503U
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- precision mold
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- 229910000831 Steel Inorganic materials 0.000 claims description 9
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- 230000002159 abnormal effect Effects 0.000 abstract description 2
- 238000002347 injection Methods 0.000 description 3
- 239000007924 injection Substances 0.000 description 3
- 238000006073 displacement reaction Methods 0.000 description 2
- 238000013461 design Methods 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
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- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The utility model provides a precision mould valve needle dismounting tool, which can vertically take out a valve needle from a mould by arranging a bracket body and a pulling device, solves the problem that a mould bench worker is difficult to perfectly dismount the valve needle under the abnormal condition of a mould hot runner, and also avoids the safety accident caused by improper dismounting of high-temperature parts; meanwhile, the tool is simple and practical, is convenient to operate, and can take out the valve needle more quickly and safely under the condition that the valve needle is not damaged.
Description
Technical Field
The utility model relates to an accurate mould is dismantled and is maintained technical field, relates to a frock is dismantled to needle of accurate mould very much.
Background
With the development of industrialization degree, the injection mold is favored by people because it can rapidly produce a large amount of standardized products.
When injection mold mill uses, often can take place injection mold hot runner unusual and when unable the production of going up the computer, at this moment can need maintainer to dismantle the hot runner part and inspect, maintain, and maintenance, and the needle subassembly of part mould hot runner plate is owing to inlay in the main part, and with the main part between have higher precision's linking, in addition, the needle standard component is that the cylinder characteristic of slim and long type is easy atress warp and fracture, more difficult is that can't take out at all under the hot runner system condition of not rising temperature, even take out the back and also hardly carry out secondary use again. Therefore, when the mold hot runner system is abnormally damaged and does not heat up, the valve needle assembly is carbonized or is clamped on the hot runner plate and the like, the bottleneck problem of valve needle disassembly can occur, and a field bench worker can not disassemble the valve needle assembly in a perfect and undamaged way.
Therefore, the disassembly of the valve needle of the dense mold is a technical problem to be solved urgently by the prior art.
SUMMERY OF THE UTILITY MODEL
The utility model provides a valve needle dismounting tool for a precision mould, which solves the problem that a mould bench worker is difficult to perfectly dismount the valve needle under the abnormal condition of a mould hot runner, and also avoids safety accidents caused by improper dismounting of high-temperature parts; meanwhile, the tool is simple and practical, is convenient to operate, and can take out the valve needle more quickly and safely under the condition that the valve needle is not damaged.
The utility model discloses a frock is dismantled to accurate mould needle, include: the bracket comprises a bracket body and a pulling device; the lifting device can be vertically arranged on the bracket body in an up-and-down moving way, and the lower end of the lifting device is provided with a valve needle connecting mechanism; the lifting device comprises a lifting rod and a power device, the power device is installed on the support body through a fixing piece, and the lifting rod moves in the vertical direction under the action of the power device.
Furthermore, the lifting rod is a threaded rod, and the power device is a power nut matched with the threaded rod; the fixing piece comprises a rotary bearing and a positioning ring, the outer ring of the rotary bearing is fixedly arranged on the support body through the positioning ring, and the inner ring of the rotary bearing is connected with the power device.
In the first embodiment, a through groove is formed in the side wall of the threaded rod along the length direction of the threaded rod, and a limiting rod is arranged on the bracket body; the limiting rod penetrates through the through groove and is arranged on the support body to limit the rotation of the threaded rod, and the valve needle is prevented from being damaged due to rotation.
Further, be provided with the helping hand pole on the power nut, helping hand pole detachable sets up on the lateral wall of power nut, it is used for the help to twist power nut soon, can make things convenient for the operation of operation personnel more through this mode, need not just can directly twist soon by hand with the help of the spanner under the less condition of resistance, takes out the needle.
Further, the valve needle connecting mechanism comprises a connecting rod and a fixing mechanism arranged on the pulling device; one end of the connecting rod is connected with the valve needle steel body, and the other end of the connecting rod is connected with the fixing mechanism.
In another embodiment of the technical scheme, the connecting rod is a screw with a screw head, and the fixing mechanism is a screw limiting cavity; the fixing mechanism and the threaded rod of the lifting device are integrally arranged, a limiting groove is formed in the lower side wall of the limiting cavity, and the width of the limiting groove is equal to the diameter of the connecting rod.
Further, the support body is the pipe form, just the lower part diameter of pipe is greater than the diameter of needle steel body, so set up, simple structure, can very easy erect the mould on, the easier operation.
Drawings
The present invention will be described in more detail hereinafter based on embodiments and with reference to the accompanying drawings.
Fig. 1 is the utility model provides a frock is dismantled to precision mold needle's overall structure sketch map.
Fig. 2 is the utility model provides a three-dimensional structure schematic diagram of frock is dismantled to precision mold needle.
Fig. 3 is a schematic view of a local structure of a fixing mechanism in the tool for disassembling the valve needle of the precision mold.
In the drawings, like parts are provided with like reference numerals. The figures are not drawn to scale.
1. A stent body; 11. a limiting rod; 2. pulling a lifting rod; 21. a through groove; 3. a power plant; 31. a power nut; 32. a booster lever; 4. a positioning ring; 5. a rotating bearing; 6. a valve needle connecting mechanism; 61. a limiting cavity; 62. a limiting groove.
Detailed Description
The present invention will be further explained with reference to the accompanying drawings.
The utility model discloses a frock is dismantled to accurate mould needle, include: the bracket comprises a bracket body 1 and a pulling device; the pulling-up device is vertically arranged on the bracket body 1 in a vertically moving mode, the lower end of the pulling-up device is provided with a valve needle connecting mechanism 6, and the valve needle adhered to the mold can be prevented from being damaged by vertically stretching up and down;
in a first embodiment, as shown in fig. 1, a specific lifting device includes a lifting rod 2 and a power device 3, the power device 3 is mounted on the bracket body 1 through a fixing member, and the lifting rod 2 moves vertically under the action of the power device 3; the lifting rod 2 is a threaded rod, the power device 3 is a power nut 31 matched with the threaded rod, the displacement of the lifting rod 2 is controlled under the action of the power nut 31, and meanwhile, the power nut 31 can be screwed by means of a spanner to achieve larger driving force; the mounting includes swivel bearing 5 and holding ring 4, pull out about perpendicular with the needle for better messenger pull-up rod 2, holding ring 4 includes stationary blade and set screw, set up swivel bearing 5's mounting groove on the upper portion of support body 1, pack into mounting groove with swivel bearing 5 after fixed with swivel bearing 5's outer lane, and it is fixed with the upper portion of support body 1 with the stationary blade through set screw, reach the purpose of stabilizing swivel bearing 5, also make simultaneously and pull up and can produce relative displacement between rod 2 and the support, can not synchronous motion, make things convenient for power nut 31 to drive the motion of pull-up rod 2. In addition, the inner ring of the rotary bearing 5 is connected with the power device 3, and can also be in contact connection, so that the power nut 31 is convenient to rotate, and the operation of an operator is more convenient.
In the first embodiment, a through groove 21 is formed in the side wall of the threaded rod along the length direction of the threaded rod, a limiting rod 11 is arranged on the bracket body 1, and the limiting rod 11 is a threaded rod with fixing nuts at two ends; two holes for fixing the limiting rod 11 are preset on the support body 1, the limiting rod 11 penetrates through the through groove 21 and is arranged on two holes of the support body 1, when the power nut 31 rotates to drive the threaded rod to move up and down, the rotation of the threaded rod can be limited through the design, the threaded rod can only move vertically, and the valve needle is prevented from being damaged due to rotation.
The utility model discloses an in another embodiment, as shown in FIG. 2, be provided with helping hand pole 32 on the power nut 31, set up threaded hole on the lateral wall of nut, helping hand pole 32 is the screw rod, can set up on power nut 31 through screw thread detachable, at the operation personnel normal use the utility model discloses a during the device, for more convenient operation, after setting up helping hand pole 32, can directly revolve wrong power nut 31 with the hand, need not erect the spanner, thereby just can drive the threaded rod drive and take out from the mould needle, this project organization is simple, and the improvement work efficiency that can be great ingeniously hard also can ensure the operation safety simultaneously.
In the precision mold disassembling tool of the utility model, the structural characteristics of valve needle installation in the existing mold are combined, namely, the valve needle is installed in the mold through the valve needle steel body, the upper part of the valve needle steel body in the standard component of the valve needle device is provided with a standard threaded hole, and the valve needle connecting mechanism 6 of the utility model comprises a connecting rod (not shown in the figure) and a fixing mechanism arranged on the pulling device; one end of the connecting rod is connected with the valve needle steel body, and the other end of the connecting rod is connected with the fixing mechanism.
Specifically, as shown in fig. 3, the connecting rod is a screw with a screw head (not shown in the figure), the fixing mechanism is a screw limiting cavity 61, the screw is fixed with the upper part of the valve needle steel body, then the screw head is placed into the limiting cavity 61, under the action of the power device 3, the threaded rod drives the limiting cavity 61 to move upwards so as to drag the valve needle device to be pulled out vertically from the mold, because the angle and rotation effects are not generated in the pulling-up process, the valve needle can be completely taken out from the mold, and the valve needle taken out under many conditions can be reused, so that the difficult taking-out problem in the prior art and the problem of taking out and scrapping are avoided; fixing mechanism sets up with the threaded rod an organic whole that draws the device, and has seted up spacing groove 62 on the lower lateral wall in spacing chamber 61, and spacing groove 62's width equals the diameter of connecting rod, and spacing groove 62 blocks the screw head through spacing groove 62 in putting into spacing chamber 61 for the screw that will have the screw head in order to make things convenient for, prevents that it from deviating from in spacing chamber 61, thereby has ensured the utility model discloses whole device normally draws the liter.
The utility model discloses preferred among the technical scheme, support body 1 is the pipe form, and the lower part diameter of pipe is greater than the diameter of the needle steel body, so sets up, and simple structure can be very easy erect the mould on, the easier operation.
While the invention has been described with reference to a preferred embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the technical features mentioned in the embodiments can be combined in any way as long as there is no structural conflict. The present invention is not limited to the particular embodiments disclosed herein, but encompasses all technical solutions falling within the scope of the claims.
Claims (10)
1. The utility model provides a frock is dismantled to precision mold needle which characterized in that includes: the bracket comprises a bracket body and a pulling device; the lifting device is vertically arranged on the support body in a vertically up-down moving mode, and a valve needle connecting mechanism is arranged at the lower end of the lifting device.
2. The tool for disassembling the valve needle of the precision mold according to claim 1, wherein the pulling device comprises a pulling rod and a power device, the power device is mounted on the support body through a fixing piece, and the pulling rod moves in the vertical direction under the action of the power device.
3. The tool for disassembling the valve needle of the precision mold according to claim 2, wherein the lifting rod is a threaded rod, and the power device is a power nut matched with the threaded rod.
4. The tool for disassembling the valve needle of the precision mold according to claim 2 or 3, wherein the fixing member comprises a rotary bearing and a positioning ring, an outer ring of the rotary bearing is fixedly arranged on the support body through the positioning ring, and an inner ring of the rotary bearing is connected with the power device.
5. The tool for disassembling the valve needle of the precision mold according to claim 3, wherein a through groove is formed in the side wall of the threaded rod along the length direction of the threaded rod, and a limiting rod is arranged on the support body; the limiting rod penetrates through the through groove to be arranged on the support body and is used for limiting the rotation of the threaded rod.
6. The tool for disassembling the valve needle of the precision mold according to claim 3, wherein a power-assisted rod is detachably arranged on the side wall of the power nut and used for assisting in screwing the power nut.
7. The precision mold valve pin disassembling tool according to any one of claims 1-3 or 5-6, wherein the valve pin connecting mechanism comprises a connecting rod and a fixing mechanism arranged on the pulling device; one end of the connecting rod is connected with the valve needle steel body, and the other end of the connecting rod is connected with the fixing mechanism.
8. The tool for disassembling the valve needle of the precision mold according to claim 7, wherein the connecting rod is a screw with a screw head, and the fixing mechanism is a screw limiting cavity.
9. The tool for disassembling the valve needle of the precision mold according to claim 8, wherein the fixing mechanism is integrally arranged with a threaded rod of the pulling device, a limiting groove is formed in a lower side wall of the limiting cavity, and the width of the limiting groove is equal to the diameter of the connecting rod.
10. The tool for disassembling the valve needle of the precision mold according to claim 7, wherein the support body is in a shape of a round pipe, and the diameter of the lower part of the round pipe is larger than that of the valve needle steel body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921544756.7U CN210650503U (en) | 2019-09-17 | 2019-09-17 | Tool for disassembling valve needle of precision mold |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921544756.7U CN210650503U (en) | 2019-09-17 | 2019-09-17 | Tool for disassembling valve needle of precision mold |
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| Publication Number | Publication Date |
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| CN210650503U true CN210650503U (en) | 2020-06-02 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201921544756.7U Active CN210650503U (en) | 2019-09-17 | 2019-09-17 | Tool for disassembling valve needle of precision mold |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110561338A (en) * | 2019-09-17 | 2019-12-13 | 格力电器（武汉）有限公司 | Tool for disassembling valve needle of precision mold |
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2019
- 2019-09-17 CN CN201921544756.7U patent/CN210650503U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110561338A (en) * | 2019-09-17 | 2019-12-13 | 格力电器（武汉）有限公司 | Tool for disassembling valve needle of precision mold |
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