CN218615161U - Adjusting device and mold for threaded core-pulling product - Google Patents
Adjusting device and mold for threaded core-pulling product Download PDFInfo
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- CN218615161U CN218615161U CN202222682665.8U CN202222682665U CN218615161U CN 218615161 U CN218615161 U CN 218615161U CN 202222682665 U CN202222682665 U CN 202222682665U CN 218615161 U CN218615161 U CN 218615161U
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Abstract
The utility model discloses an adjusting device and a mould for a thread core-pulling product, wherein the adjusting device for the thread core-pulling product comprises a mould core and an adjusting component; the die core is provided with an accommodating cavity, and a thread rod is arranged in the accommodating cavity; the adjusting component comprises a die core insert, a rotation stopping block and a pressing block, the die core insert is arranged on the outer side of the screw tooth rod and fixed, the rotation stopping block is connected with the die core in a rotating mode, the die core insert is provided with a first gear, the rotation stopping block is provided with a second gear, the first gear is meshed with the second gear, the pressing block is provided with a fixing groove, a set screw is arranged in the fixing groove, the die core is provided with a first threaded hole, one end of the set screw is inserted in the first threaded hole and rotates the set screw, and the pressing block can be pressed or loosened by the set screw. The utility model discloses an initial position of the screw thread of screw thread pole adjusts easy operation, and it is high to adjust the precision.
Description
Technical Field
The utility model relates to a technical field of mould, in particular to adjusting device and mould that are used for screw thread product of loosing core.
Background
For the threaded product that has the start position requirement, its machining precision requires highly, and when using the mould to carry out the production of moulding plastics, use the mould that has the screw thread structure of loosing core to produce usually, when the initial position of the screw thread pole that needs to adjust, most current moulds need unpack apart mould benevolence (parting die), reinstallate after adjusting the screw thread pole, and the regulation operation is complicated in this in-process, and the regulation precision is relatively poor.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides an adjusting device for screw thread product of loosing core, the initial position of the screw thread of thread pole is adjusted easy operation, and is adjusted the precision height.
The utility model discloses still provide a mould that has above-mentioned adjusting device for screw thread product of loosing core.
The adjusting device for the threaded core pulling product according to the embodiment of the first aspect of the utility model comprises a die core and an adjusting component; the mold core is provided with an accommodating cavity, and a thread rod is arranged in the accommodating cavity; the adjusting component comprises a die core insert, a rotation stopping block and a pressing block, the die core insert is arranged on the outer side of the screw tooth rod and is fixed, the rotation stopping block is connected with the die core in a rotating mode, the die core insert is provided with a first gear, the rotation stopping block is provided with a second gear, the first gear is meshed with the second gear, the pressing block is provided with a fixing groove, a set screw is arranged in the fixing groove, the die core is provided with a first threaded hole, one end of the set screw is inserted into the first threaded hole and rotates, and the pressing block can be pressed or loosened by the set screw.
According to the utility model discloses an adjusting device for screw thread product of loosing core has following beneficial effect at least for the first aspect embodiment: the set screw is loosened by screwing, the second gear is loosened by the pressing block, the second gear is rotated, the second gear drives the first gear to rotate, the mold core insert rotates along with the first gear synchronously, the screw thread rod rotates under the action of the mold core insert, the adjustment of the initial position of the screw thread rod is realized, the operation is simple, the rotating position of the screw thread rod is adjusted by changing the meshing position of the second gear and the first gear, and the adjusting precision is high.
According to some embodiments of the utility model, mould benevolence mold insert is equipped with the U-shaped hole, be equipped with slidable fixing bolt in the U-shaped hole, mould benevolence is equipped with the second screw hole, fixing bolt's one end cartridge in the second screw hole.
According to some embodiments of the utility model, mould benevolence is equipped with the first mounting groove that the inner wall is the face of cylinder, the second screw hole is located the tank bottom wall of first mounting groove, mould benevolence mold insert is equipped with disc portion, the U-shaped hole is located disc portion just follows the circumference of disc portion extends, first gear is located the circumference outside of disc portion, disc portion install in first mounting groove and rotatable.
According to some embodiments of the utility model, U-shaped hole is equipped with two, two the U-shaped hole is followed the circumference of disc portion is evenly arranged, fixing bolt with U-shaped hole one-to-one.
According to the utility model discloses a some embodiments, the second gear is equipped with the constant head tank, be provided with adjusting bolt in the constant head tank, mould benevolence is equipped with the third screw hole, adjusting bolt's one end cartridge in the third screw hole rotates adjusting bolt can drive the second gear rotates.
According to the utility model discloses a some embodiments, the lower extreme fixedly connected with pivot of second gear, mould benevolence be equipped with the second mounting groove of third screw hole intercommunication, the one end of pivot install in second mounting groove and rotatable.
According to some embodiments of the utility model, adjusting device is still including the round pin axle, mould benevolence mold insert is equipped with first pinhole, the thread pole is equipped with the second pinhole, the round pin axle cartridge in first pinhole and the second pinhole.
According to the utility model discloses a mould of second aspect embodiment, include the utility model discloses an adjusting device for screw thread product of loosing core of first aspect embodiment.
According to the utility model discloses a mould of second aspect embodiment has following beneficial effect at least: the set screw is unscrewed, the second gear is loosened by the pressing block, the second gear is rotated, the second gear drives the first gear to rotate, the mold core insert synchronously rotates along with the first gear, the screw thread rod rotates under the action of the mold core insert, the adjustment of the initial position of the screw thread rod is realized, the operation is simple, the rotating position of the screw thread rod is adjusted by changing the meshing position of the second gear and the first gear, and the adjusting precision is high.
According to some embodiments of the utility model, the mould is still including template, screw thread subassembly of loosing core, the screw thread subassembly of loosing core adjusting device all locates in the template.
According to the utility model discloses a some embodiments, the screw thread subassembly of loosing core is including pneumatic cylinder, rack and pinion mechanism, driven gear, location swivel nut, the pneumatic cylinder is used for the drive rack and pinion mechanism, driven gear with thread pole fixed connection, the location swivel nut install in the outside of thread pole is used for the location of thread pole, rack and pinion mechanism with driven gear meshes, the pneumatic cylinder is used for the drive rack and pinion mechanism.
Additional aspects and advantages of the invention will be set forth in part in the description which follows and, in part, will be obvious from the description, or may be learned by practice of the invention.
Drawings
Additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
fig. 1 is a schematic structural diagram of an adjusting device for a threaded core-pulling product according to an embodiment of the present invention;
fig. 2 is a schematic structural view of a mold insert according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a rotation stopping block in an embodiment of the first aspect of the present invention;
fig. 4 is a schematic structural diagram of a pressing block in an embodiment of the first aspect of the present invention;
fig. 5 is a schematic structural view of a screw rod and a mold insert according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a mold according to an embodiment of the present invention;
fig. 7 is a schematic structural diagram of a threaded core pulling assembly according to an embodiment of the second aspect of the present invention.
The reference numbers indicate:
the mold comprises a mold core 100, an accommodating cavity 101, a first threaded hole 102, a second threaded hole 103, a first mounting groove 104, a third threaded hole 105, a second mounting groove 106 and a thread rod 110;
the mold comprises an adjusting assembly 200, a mold insert 210, a first gear 211, a U-shaped hole 212, a fixing bolt 213, a disc part 214, a first pin hole 215, a rotation stopping block 220, a second gear 221, a positioning groove 222, an adjusting bolt 223, a rotating shaft 224, a pressing block 230, a fixing groove 231 and a set screw 232;
a pin 300;
a template 400;
the mechanism comprises a threaded core pulling assembly 500, a hydraulic cylinder 510, a rack and pinion mechanism 520, a driven gear 530 and a positioning threaded sleeve 540.
Detailed Description
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the description of the present invention, if there are first and second descriptions for distinguishing technical features, they are not interpreted as indicating or implying relative importance or implicitly indicating the number of indicated technical features or implicitly indicating the precedence of the indicated technical features.
In the description of the present invention, unless there is an explicit limitation, the terms such as setting, installing, connecting, etc. should be understood in a broad sense, and those skilled in the art can reasonably determine the specific meaning of the terms in the present invention by combining the specific contents of the technical solution.
Referring to fig. 1 to 5, an embodiment of the present invention provides an adjusting device for a threaded core pulling product, including a mold core 100 having an accommodating cavity 101, wherein a threaded rod 110 is installed in the accommodating cavity 101; the adjusting assembly 200 comprises a mold core insert 210, a rotation stopping block 220 and a pressing block 230, wherein the mold core insert 210 is arranged on the outer side of the screw rod 110 and fixed, the rotation stopping block 220 is rotatably connected with the mold core 100, the mold core insert 210 is provided with a first gear 211, the rotation stopping block 220 is provided with a second gear 221, the first gear 211 is meshed with the second gear 221, the pressing block 230 is provided with a fixing groove 231, a set screw 232 is arranged in the fixing groove 231, the mold core 100 is provided with a first threaded hole 102, one end of the set screw 232 is inserted into the first threaded hole 102, and the set screw 232 is rotated to enable the pressing block 230 to compress or loosen the second gear 221.
It should be noted that, a cavity for injection molding of a threaded product is formed in the threaded rod 110, cores of various specifications can be placed in the cavity as required, threads are formed in the inner wall of the cavity, and the initial position of the threads can be adjusted by rotating the threaded rod 110.
Specifically, the set screw 232 is loosened, the pressing block 230 loosens the second gear 221, the second gear 221 is rotated, the second gear 221 drives the first gear 211 to rotate, the mold insert 210 rotates synchronously with the first gear 211, the screw rod 110 rotates under the action of the mold insert 210, the initial position of the screw thread of the screw rod 110 is adjusted, the operation is simple, the rotating position of the screw rod 110 is adjusted by changing the meshing position of the second gear 221 and the first gear 211, and the adjusting precision is higher. After the screw rod 110 is rotated to the set position, the set screw 232 is tightened, the pressing block 230 presses the second gear 221, and at this time, the second gear 221 cannot rotate, so that the second gear 221 and the first gear 211 are maintained at the meshing position, and the screw rod 110 is maintained at the position.
As will be understood by those skilled in the art, the more the number of teeth of the first gear 211 and the second gear 221 are provided, the higher the adjustment precision of the initial position of the thread is, and the number of teeth of the first gear 211 and the second gear 221 can be correspondingly provided according to the requirement of precision.
It can be understood that, referring to fig. 1 and 2, the mold core insert 210 is provided with a U-shaped hole 212, a fixing bolt 213 is slidably disposed in the U-shaped hole 212, the mold core 100 is provided with a second threaded hole 103, and one end of the fixing bolt 213 is inserted into the second threaded hole 103. It should be noted that, in the process of adjusting the rotation position of the screw rod 110, the position of the fixing bolt 213 is kept unchanged by rotating the mold core insert 210, the position of the fixing bolt 213 in the U-shaped hole 212 is changed relatively, and when the mold core insert 210 is rotated to a preset position, the fixing bolt 213 is screwed down, so that the mold core insert 210 is kept at the position and is not easy to loosen, and thus the screw rod 110 can be stably kept at the adjusted set position, and the stability of the operation is improved.
It is understood that, referring to fig. 1 and 2, the mold insert 100 is provided with a first mounting groove 104 having a cylindrical inner wall, the second threaded hole 103 is provided in a bottom wall of the first mounting groove 104, the mold insert 210 is provided with a disc portion 214, the u-shaped hole 212 is provided in the disc portion 214 and extends along a circumferential direction of the disc portion 214, the first gear 211 is provided outside the circumference of the disc portion 214, and the disc portion 214 is rotatably mounted in the first mounting groove 104. It should be noted that the first mounting groove 104 is used for limiting the disc portion 214, so that in the process of rotating the mold core insert 210, the disc portion 214 rotates along the inner wall surface of the first mounting groove 104, so that the mold core insert 210 rotates more stably and smoothly.
It is understood that, referring to fig. 1, there are two U-shaped holes 212, two U-shaped holes 212 are uniformly arranged in the circumferential direction of the circular disk portion 214, and the fixing bolts 213 correspond to the U-shaped holes 212 one to one. It should be understood that, by providing two U-shaped holes 212 uniformly arranged along the circumferential direction of the disc portion 214, the disc portion 214 can be fixed on the mold core 100 by using two corresponding fixing bolts 213, so that the mold core insert 210 is more stably fixed, and the thread rod 110 can be more stably maintained at a set position, thereby ensuring that the thread rod 110 does not easily shake or shift during the injection molding process, and improving the stability of the work.
It can be understood that, referring to fig. 1 to 3, the second gear 221 is provided with a positioning groove 222, an adjusting bolt 223 is disposed in the positioning groove 222, the mold insert 100 is provided with a third threaded hole 105, one end of the adjusting bolt 223 is inserted into the third threaded hole 105, and the second gear 221 can be driven to rotate by rotating the adjusting bolt 223. It should be noted that, by rotating the adjusting bolt 223, the adjusting bolt 223 can drive the second gear 221 to rotate, so as to adjust the rotating position of the screw thread rod 110, which is simple and convenient to operate, and improves the working efficiency.
It can be understood that, referring to fig. 1 to 3, the lower end of the second gear 221 is fixedly connected with a rotating shaft 224, the die core 100 is provided with a second mounting groove 106 communicated with the third threaded hole 105, and one end of the rotating shaft 224 is mounted in the second mounting groove 106 and can rotate. It should be understood that the rotating shaft 224 is rotatably installed in the second installation groove 106, and when the second gear 221 is rotated, the rotating shaft 224 rotates along the inner wall surface of the second installation groove 106, so that the rotation of the second gear 221 is more stable and smooth, the shaking is not easy to occur, and the stability of the work is improved.
It is understood that, referring to fig. 5, the adjusting device further includes a pin 300, the mold insert 210 has a first pin hole 215, the screw rod 110 has a second pin hole (not shown), and the pin 300 is inserted into the first pin hole 215 and the second pin hole. It should be understood that the insert core 100 is fixedly connected to the screw rod 110 by the pin 300, and is easy to assemble and disassemble and easy to maintain.
Referring to fig. 6 and 7, an embodiment of the second aspect of the present invention provides a mold, including an adjusting device for a threaded core pulling product, which is an embodiment of the first aspect of the present invention. Because have the utility model discloses an adjusting device for screw thread loose core product's all technical characteristics, consequently also have the beneficial effect of foretell all embodiments, no longer describe herein.
It can be understood that, referring to fig. 6 and 7, the mold further includes a mold plate 400 and a thread core pulling assembly 500, wherein the thread core pulling assembly 500 and the adjusting device are both disposed in the mold plate 400. It should be understood that the mold plate 400 is used for fixing the threaded core-pulling assembly 500 and the adjusting device, and various flow passages are provided in the mold plate 400 to realize injection molding of the product.
It can be understood that, referring to fig. 6 and 7, the thread core pulling assembly 500 includes a hydraulic cylinder 510, a rack and pinion mechanism 520, a driven gear 530 and a positioning screw sleeve 540, the hydraulic cylinder 510 is used for driving the rack and pinion mechanism 520, the driven gear 530 is fixedly connected with the thread rod 110, the positioning screw sleeve 540 is installed at the outer side of the thread rod 110 for positioning the thread rod 110, the rack and pinion mechanism 520 is engaged with the driven gear 530, and the hydraulic cylinder 510 is used for driving the rack and pinion mechanism 520. It should be noted that, under the driving of the hydraulic cylinder 510, the rack and pinion mechanism 520 drives the driven gear 530 to rotate, and the driven gear 530 drives the screw rod 110 to rotate, so as to implement the corresponding die-drawing action.
Preferably, with reference to fig. 7, four sets of screw thread rods 110 are provided and are matched with corresponding components, and the four sets of screw thread rods 110 can be driven to work simultaneously by using one set of hydraulic cylinder 510 and rack-and-pinion mechanism 520, so that the structure is compact and the working efficiency is high.
The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made without departing from the spirit of the present invention within the knowledge scope of those skilled in the art.
Claims (10)
1. A adjusting device for screw thread product of loosing core, its characterized in that includes:
the mold core is provided with an accommodating cavity, and a thread rod is arranged in the accommodating cavity;
the adjusting assembly comprises a die core insert, a rotation stopping block and a pressing block, wherein the die core insert is arranged on the outer side of the screw tooth rod and fixed, the rotation stopping block is connected with the die core in a rotating mode, the die core insert is provided with a first gear, the rotation stopping block is provided with a second gear, the first gear is meshed with the second gear, the pressing block is provided with a fixing groove, a set screw is arranged in the fixing groove, the die core is provided with a first threaded hole, one end of the set screw is inserted into the first threaded hole and rotates, and the set screw can enable the pressing block to compress or loosen the second gear.
2. The adjusting device for the threaded loose core product according to claim 1, wherein the mold core insert is provided with a U-shaped hole, a slidable fixing bolt is arranged in the U-shaped hole, the mold core is provided with a second threaded hole, and one end of the fixing bolt is inserted into the second threaded hole.
3. The adjusting device for the threaded loose core product according to claim 2, wherein the mold insert is provided with a first mounting groove with a cylindrical inner wall, the second threaded hole is formed in the bottom wall of the first mounting groove, the mold insert is provided with a disk portion, the U-shaped hole is formed in the disk portion and extends along the circumferential direction of the disk portion, the first gear is arranged on the outer side of the circumference of the disk portion, and the disk portion is mounted in the first mounting groove and is rotatable.
4. The adjusting device for the threaded core pulling product according to claim 3, wherein the number of the U-shaped holes is two, the two U-shaped holes are uniformly arranged along the circumferential direction of the disk part, and the fixing bolts correspond to the U-shaped holes one to one.
5. The adjusting device for the threaded loose core product according to claim 1, wherein the second gear is provided with a positioning groove, an adjusting bolt is arranged in the positioning groove, the mold core is provided with a third threaded hole, one end of the adjusting bolt is inserted into the third threaded hole, and the second gear can be driven to rotate by rotating the adjusting bolt.
6. The adjusting device for the threaded core pulling product according to claim 5, wherein a rotating shaft is fixedly connected to the lower end of the second gear, the mold core is provided with a second mounting groove communicated with the third threaded hole, and one end of the rotating shaft is mounted in the second mounting groove and can rotate.
7. The adjusting device for the threaded core pulling product according to claim 1, further comprising a pin shaft, wherein the mold insert is provided with a first pin hole, the thread rod is provided with a second pin hole, and the pin shaft is inserted into the first pin hole and the second pin hole.
8. Mould, characterized in that it comprises an adjustment device for threaded core-pulling products according to any one of claims 1 to 7.
9. The mold according to claim 8, further comprising a mold plate and a threaded core pulling assembly, wherein the threaded core pulling assembly and the adjusting device are both arranged in the mold plate.
10. The mold according to claim 9, wherein the threaded core pulling assembly comprises a hydraulic cylinder, a rack and pinion mechanism, a driven gear and a positioning threaded sleeve, the hydraulic cylinder is used for driving the rack and pinion mechanism, the driven gear is fixedly connected with the threaded rod, the positioning threaded sleeve is arranged on the outer side of the threaded rod and used for positioning the threaded rod, the rack and pinion mechanism is engaged with the driven gear, and the hydraulic cylinder is used for driving the rack and pinion mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222682665.8U CN218615161U (en) | 2022-10-12 | 2022-10-12 | Adjusting device and mold for threaded core-pulling product |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222682665.8U CN218615161U (en) | 2022-10-12 | 2022-10-12 | Adjusting device and mold for threaded core-pulling product |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218615161U true CN218615161U (en) | 2023-03-14 |
Family
ID=85470538
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222682665.8U Active CN218615161U (en) | 2022-10-12 | 2022-10-12 | Adjusting device and mold for threaded core-pulling product |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218615161U (en) |
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2022
- 2022-10-12 CN CN202222682665.8U patent/CN218615161U/en active Active
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