CN213766810U - Deep thread core-pulling mould - Google Patents
Deep thread core-pulling mould Download PDFInfo
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- CN213766810U CN213766810U CN202022483800.7U CN202022483800U CN213766810U CN 213766810 U CN213766810 U CN 213766810U CN 202022483800 U CN202022483800 U CN 202022483800U CN 213766810 U CN213766810 U CN 213766810U
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- thread core
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Abstract
The utility model discloses a deep thread core-pulling die, which comprises a die holder, a die sleeve arranged on the die holder, a thread mandrel matched with the die sleeve in a rotating way and a rotating assembly driving the thread mandrel to rotate; the end part of the threaded mandrel is provided with an axial driving assembly for driving the threaded mandrel to reciprocate along the axial direction; the technical scheme provides the deep thread core-pulling die, so that the precision of the thread at the head of a product is ensured to be reliable, and the mass production efficiency is improved; the whole structure is reasonable; the processing is simple and convenient, and the precision is high; meanwhile, the rotary core pulling action is stable, and the product quality is improved.
Description
Technical Field
The utility model relates to a mould field, concretely relates to dark screw thread loose core mould.
Background
The spare part that the pouring formed touches through pulling out makes spare part and mould separation, and ordinary spare part touches the separation that can realize spare part and mould through directly pulling out, but to the part that has the helicitic texture, traditional drawing die technique is difficult to satisfy the product requirement, and is higher to its required precision of part of god helicitic texture, and the functionality is stronger, and the screw thread layer is longer, directly does in the mould and deviate from the difficult reality of structure.
For this reason, a deep-thread core pulling mold is required to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a deep thread loose core mould, guarantee that product head screw thread precision is reliable, improve the volume production efficiency; the whole structure is reasonable; the processing is simple and convenient, and the precision is high; meanwhile, the rotary core pulling action is stable, and the product quality is improved.
A deep thread loose core mould: the die comprises a die holder, a die sleeve arranged on the die holder, a threaded mandrel used in rotary fit with the die sleeve and a rotating assembly driving the threaded mandrel to rotate; and an axial driving assembly for driving the threaded mandrel to reciprocate axially is arranged at the end part of the threaded mandrel.
Further, the die holder tip is provided with the location installation casing that is used for installing rotating assembly, rotating assembly is including setting up in the driving motor of die holder tip, the first gear of being connected the setting with the driving motor output, with the second gear of first gear meshing setting and set up the running gear on the screw spindle.
Furthermore, the number of the second gears is two, and the two second gears are symmetrically arranged in the installation machine shell relative to the first gear; the two threaded mandrels are symmetrically arranged relative to the driving motor.
Furthermore, the two threaded mandrels penetrate through the installation casing, and the two threaded mandrels are provided with the rotating gears meshed with the second gear.
Further, the axial driving assembly comprises a cylinder shell sleeved on the threaded mandrel and an air inlet guide pipe used for inflating the axial cylinder.
Furthermore, the threaded mandrel protrudes along the radial direction to form a plurality of limiting convex rings which are arranged in parallel, and a plurality of air cavity structures are formed between the adjacent limiting convex rings and the inner wall of the cylinder shell.
Furthermore, the limiting convex rings are three, two air cavity structures are formed between the three limiting convex rings and the air cylinder shell, and sealing rings matched with the inner wall of the air cylinder shell for use are arranged in the circumferential direction of the limiting convex rings.
Furthermore, the cylinder shell is provided with two air inlets communicated with the air cavity structures, and the two air inlets are respectively communicated with the two air cavity structures.
Furthermore, a limiting clamping block for mounting the threaded mandrel is arranged on the die holder.
The utility model has the advantages that:
the utility model provides a deep thread core-pulling mould, which ensures the reliable precision of the thread at the head part of the product and improves the efficiency of mass production; the whole structure is reasonable; the processing is simple and convenient, and the precision is high; meanwhile, the rotary core pulling action is stable, and the product quality is improved.
Drawings
The invention will be further described with reference to the following figures and examples:
FIG. 1 is a schematic view of the installation structure of the present invention;
FIG. 2 is a schematic view of the overall structure of the present invention;
fig. 3 is a sectional view of the rotary mandrel according to the present invention.
Detailed Description
FIG. 1 is a schematic view of the installation structure of the present invention; FIG. 2 is a schematic view of the overall structure of the present invention; fig. 3 is the utility model discloses rotatory dabber installation cross-sectional view, as shown in the figure, a dark screw thread loose core mould: the die comprises a die holder 1, a die sleeve 2 arranged on the die holder 1, a threaded mandrel 5 used in rotary fit with the die sleeve 2 and a rotating assembly for driving the threaded mandrel 5 to rotate; the end part of the threaded mandrel 5 is provided with an axial driving component 4 (the axial direction is the axial direction of the threaded mandrel 5 in the figure 1) for driving the threaded mandrel to reciprocate along the axial direction, and the deep-thread core-pulling die in the technical scheme ensures the reliable precision of the thread at the head part of the product and improves the efficiency of mass production; the whole structure is reasonable; the processing is simple and convenient, and the precision is high; meanwhile, the rotary core pulling action is stable, and the product quality is improved.
In this embodiment, a positioning and mounting casing 6 for mounting a rotating assembly is disposed at an end portion (i.e., a right end portion in fig. 1) of the die holder, and the rotating assembly includes a driving motor 3 disposed at the end portion of the die holder, a first gear 31 connected to an output end of the driving motor 3, a second gear 32 engaged with the first gear 31, and a rotating gear 34 disposed on the threaded spindle. The driving motor drives the plurality of groups of gears to rotate to realize the abstract process of the threads, the operation is stable, and the product quality is ensured.
In this embodiment, the number of the second gears 32 is two, and the two second gears 32 are symmetrically arranged in the installation case relative to the first gear 31; the two threaded mandrels 5 are symmetrically arranged relative to the driving motor 3. The mode of symmetrical arrangement is convenient for the part installation and is ensured whole process operation more stably simultaneously, ensures that the screw thread dabber realizes loosing core simultaneously, and two second gears 32 play the effect of speed reduction, reduce the slew velocity of screw thread dabber 5, and driving motor 3's output drives first gear 31 and rotates, and first gear 31 drives second gear 32 and rotates and then drive screw thread dabber 5 and rotate simultaneously.
In this embodiment, the two threaded mandrels 5 are both installed through the housing 6, and the two threaded mandrels 5 are both provided with the rotating gears 34 engaged with the second gear 32. Two screw mandrels 5 pass installation casing 6 and screw end 51 of screw mandrel 5 arranges outside installation casing 6, uses with the cooperation of die sleeve 2, adopts the multiunit gear structure to realize its speed reduction regulation process, strengthens product operation process's stability ability.
In this embodiment, the axial drive assembly comprises a cylinder housing 4 externally fitted over the threaded mandrel and an air intake conduit for inflating the axial cylinder. (the air inlet guide pipe is not shown in the figure) the air cylinder structure is adopted to push the threaded mandrel to realize axial motion, and the rotation and linear motion of the threaded mandrel can be met by matching the rotation of the threaded mandrel, so that the end part of the threaded mandrel is pulled out of the die.
In this embodiment, the threaded mandrel 5 protrudes in the radial direction to form a plurality of limiting convex rings 51 arranged in parallel, and a plurality of air cavity structures are formed between the adjacent limiting convex rings 51 and the inner wall of the cylinder housing 4. A plurality of spacing bulge loops 51 are evenly arranged in screw mandrel axial direction, and then have formed the air cavity structure, and is preferred, and this technical scheme design has three spacing bulge loops to this forms two air cavity structures, is used for the axial to promote screw mandrel 51 and removes, and spacing bulge loop 51 circumference direction is provided with the concave ring structure, is used for installing the sealing ring, all is provided with two concave ring structures on every spacing bulge loop 51, forms double-deck sealedly, plays the effect of insurance.
In this embodiment, the limiting convex rings 51 are three and three limiting convex rings 51 and the cylinder shell form two air cavity structures, and the limiting convex rings 51 are provided with sealing rings used in cooperation with the inner wall of the cylinder shell in the circumferential direction. The sealing ring plays a role of sealing structure, so that gas leakage is avoided, and axial movement of the threaded mandrel is further realized.
In this embodiment, the cylinder housing is provided with two air inlets (the air inlet 41 and the air inlet 42) communicating with the air cavity structures, and the two air inlets are respectively communicated with the two air cavity structures. The two air inlets are respectively ventilated to increase air pressure to different air cavities, so that the axial reciprocating pushing of the threaded mandrel is realized.
In this embodiment, be provided with the spacing fixture block 33 that is used for installing the screw mandrel on the die holder, spacing fixture block plays the effect of spacing installation, reduces the swing of screw mandrel 5, makes its drawing of patterns process safe and stable more.
Finally, although the present invention has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that the present invention can be modified or replaced by other means without departing from the spirit and scope of the present invention, which should be construed as limited only by the appended claims.
Claims (9)
1. The utility model provides a dark screw thread loose core mould which characterized in that: the die comprises a die holder, a die sleeve arranged on the die holder, a threaded mandrel used in rotary fit with the die sleeve and a rotating assembly driving the threaded mandrel to rotate; and an axial driving assembly for driving the threaded mandrel to reciprocate axially is arranged at the end part of the threaded mandrel.
2. The deep thread core pulling mold according to claim 1, wherein: the die holder tip is provided with the location installation casing that is used for installing runner assembly, runner assembly is including setting up in the driving motor of die holder tip, the first gear of being connected the setting with the driving motor output, with the second gear of first gear meshing setting and set up the running gear in the screw spindle.
3. The deep thread core pulling mold according to claim 2, wherein: the two second gears are symmetrically arranged in the installation machine shell relative to the first gear; the two threaded mandrels are symmetrically arranged relative to the driving motor.
4. The deep thread core pulling mold according to claim 3, wherein: the two threaded mandrels penetrate through the installation casing, and the rotating gears meshed with the second gear are arranged on the two threaded mandrels.
5. The deep thread core pulling mold according to claim 1, wherein: the axial driving assembly comprises a cylinder shell sleeved on the threaded mandrel and an air inlet guide pipe used for inflating the axial cylinder.
6. The deep thread core pulling mold according to claim 5, wherein: the threaded mandrel is protruded along the radial direction to form a plurality of limiting convex rings which are arranged in parallel, and a plurality of air cavity structures are formed between the adjacent limiting convex rings and the inner wall of the air cylinder shell.
7. The deep thread core pulling mold according to claim 6, wherein: the limiting convex rings are three, two air cavity structures are formed between the three limiting convex rings and the air cylinder shell, and sealing rings matched with the inner wall of the air cylinder shell for use are arranged in the circumferential direction of the limiting convex rings.
8. The deep thread core pulling mold according to claim 7, wherein: and the air cylinder shell is provided with two air inlet holes communicated with the air cavity structures, and the two air inlet holes are respectively communicated with the two air cavity structures.
9. The deep thread core pulling mold according to claim 8, wherein: and the die holder is provided with a limiting clamping block for mounting the threaded mandrel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022483800.7U CN213766810U (en) | 2020-10-30 | 2020-10-30 | Deep thread core-pulling mould |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022483800.7U CN213766810U (en) | 2020-10-30 | 2020-10-30 | Deep thread core-pulling mould |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213766810U true CN213766810U (en) | 2021-07-23 |
Family
ID=76912775
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022483800.7U Active CN213766810U (en) | 2020-10-30 | 2020-10-30 | Deep thread core-pulling mould |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213766810U (en) |
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2020
- 2020-10-30 CN CN202022483800.7U patent/CN213766810U/en active Active
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