CN212602831U - Rubber tube forming die - Google Patents
Rubber tube forming die Download PDFInfo
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- CN212602831U CN212602831U CN202020902550.3U CN202020902550U CN212602831U CN 212602831 U CN212602831 U CN 212602831U CN 202020902550 U CN202020902550 U CN 202020902550U CN 212602831 U CN212602831 U CN 212602831U
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Abstract
The utility model provides a rubber tube forming die belongs to rubber tube processing technology field, include: mold core, second position sleeve, adapter sleeve and driving sleeve. The mold core is fixedly connected with a first positioning sleeve for limiting the rubber tube blank. The second positioning sleeve is sleeved at one end, far away from the first positioning sleeve, of the mold core, and the second positioning sleeve is used for abutting against the rubber tube blank. The connecting sleeve is fixed on the side surface of the second positioning sleeve far away from the first positioning sleeve. The driving sleeve is connected to the mold core in a threaded manner and is sleeved on the connecting sleeve; the rolling bodies are clamped between the connecting sleeve and the driving sleeve. The driving sleeve and the connecting sleeve are used for driving the second positioning sleeve to be matched with the first positioning sleeve to clamp the rubber pipe blank by means of the rolling bodies. The utility model provides a second position sleeve can not produce relative rotation with the rubber tube base during the motion among the rubber tube forming die, has guaranteed the product quality of vulcanizing the back rubber tube. The acting force required when the driving sleeve is rotated is small, so that the production and the processing are convenient, and the labor intensity is reduced.
Description
Technical Field
The utility model belongs to the technical field of the rubber tube processing, more specifically say, relate to rubber tube forming die.
Background
The rubber tube is widely used in various industrial industries, in particular to a special-shaped rubber tube widely used in the field of automobiles. The existing processing mode is that a mold core is used for vulcanization molding, and in order to ensure the flatness of two ends of a rubber pipe and the proper assembly length, 10 mm-30 mm of allowance is usually removed at two ends of the rubber pipe through a cutting mode. Therefore, the processing cost is greatly increased, and the resource waste is caused. Moreover, once the rubber material is vulcanized, the rubber material cannot be recycled, so that the cut stub bar seriously pollutes the environment. In the prior art, although a cutting-free forming die is arranged, when a rubber tube blank is sleeved on a mold core, two ends of the rubber tube blank need to be clamped and positioned, but because the strength of the rubber tube blank before vulcanization is low, if a positioning sleeve for clamping the rubber tube blank is in threaded connection with the mold core, when the positioning sleeve is rotated, the contact end of the rubber tube blank and the positioning sleeve is very easy to generate torsional deformation, the positioning sleeve is pushed manually in the prior art, the process is time-consuming and labor-consuming, and the efficiency is low.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a rubber tube forming die aims at solving if the position sleeve threaded connection who will press from both sides tight pipe on the mold core, very easily leads to rubber pipe and position sleeve to connect the contact end to take place torsional deformation when the rotational positioning cover, and the manual work that promotes position sleeve that adopts more that has now, but this process is wasted time and energy to the lower problem of efficiency.
In order to achieve the above object, the utility model adopts the following technical scheme: providing a rubber tube forming die, comprising:
the mould core is fixedly connected with a first positioning sleeve for limiting the rubber tube blank;
the second positioning sleeve is sleeved at one end, far away from the first positioning sleeve, of the mold core, and the second positioning sleeve is used for abutting against the rubber tube blank;
the connecting sleeve is fixed on the side surface of the second positioning sleeve, which is far away from the second positioning sleeve; and
the driving sleeve is in threaded connection with the mold core and sleeved on the connecting sleeve; a rolling body is clamped between the connecting sleeve and the driving sleeve;
the driving sleeve and the connecting sleeve are used for driving the second positioning sleeve to be matched with the first positioning sleeve to clamp the rubber pipe blank by means of the rolling bodies.
As another embodiment of this application, threaded connection has the connecting axle on the mold core, driving sleeve threaded connection is in on the connecting axle.
As another embodiment of the present application, an outer diameter of the connecting shaft is smaller than an outer diameter of the mold core.
As another embodiment of the present application, the second positioning sleeve is provided with a plurality of vent holes.
As another embodiment of the present application, chamfers are provided on the first positioning sleeve and the second positioning sleeve.
As another embodiment of the present application, the rolling elements are located between an outer wall of the connecting sleeve and an inner wall of the driving sleeve on one side.
As another embodiment of the present application, the rolling elements are cylindrical rollers.
As another embodiment of the application, the outer circumferential surface of the driving sleeve is provided with anti-skid convex points.
As another embodiment of the application, the first locating sleeve is located on the mold core through a pin.
The utility model provides a rubber tube forming die's beneficial effect lies in: compared with the prior art, the utility model discloses connect on the mold core and be fixed with first position sleeve among the rubber tube forming die, the one end of first position sleeve is kept away from at the mold core to the suit of second position sleeve. In order to adjust the position of the second positioning sleeve, a connecting sleeve is fixed on the side surface of the second positioning sleeve, which is far away from the first positioning sleeve, the driving sleeve is in threaded connection with the mold core, and a rolling body is clamped between the driving sleeve and the connecting sleeve. When the rubber tube blank vulcanizing machine is used, the driving sleeve is rotated, acting force between the driving sleeve and the mold core acts on the connecting sleeve in the axis direction of the mold core through the rolling bodies, and finally the second positioning sleeve can be matched with the first positioning sleeve to tightly clamp the rubber tube blank under the condition of rotating the driving sleeve due to the fact that the connecting sleeve is fixedly connected with the second positioning sleeve, and the second positioning sleeve cannot relatively rotate with the rubber tube blank during movement, so that the product quality of the vulcanized rubber tube is guaranteed. The acting force required when the driving sleeve is rotated is small, so that the production and the processing are convenient, and the labor intensity is reduced.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings required for the embodiments or the prior art descriptions will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art to obtain other drawings without creative efforts.
Fig. 1 is a schematic structural view of a rubber tube forming mold according to an embodiment of the present invention;
FIG. 2 is an enlarged view of a portion of FIG. 1 at A;
fig. 3 is the embodiment of the utility model provides a structural schematic diagram of rubber tube forming die behind suit rubber tube.
In the figure: 1. a mold core; 2. a first positioning sleeve; 3. a second positioning sleeve; 4. a connecting shaft; 5. positioning a groove; 6. a pin; 7. an annular projection; 8. a vent hole; 9. a rubber tube blank; 10. a drive sleeve; 11. a rolling body; 12. A connecting sleeve.
Detailed Description
In order to make the technical problem, technical solution and advantageous effects to be solved by the present invention more clearly understood, the following description is given in conjunction with the accompanying drawings and embodiments to illustrate the present invention in further detail. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.
Referring to fig. 1, fig. 2 and fig. 3, the rubber tube forming mold of the present invention will now be described. Rubber tube forming die includes: the mould core 1, the second locating sleeve 3, the connecting sleeve 12 and the driving sleeve 10. The mold core 1 is fixedly connected with a first positioning sleeve 2 used for limiting the rubber tube blank 9. The second positioning sleeve 3 is sleeved at one end, far away from the first positioning sleeve 2, of the mold core 1, and the second positioning sleeve 3 is used for abutting against the rubber tube blank 9. The connecting sleeve 12 is fixed on the side surface of the second positioning sleeve 3 far away from the first positioning sleeve 2; the driving sleeve 10 is screwed on the mold core 1 and is sleeved on the connecting sleeve 12, and the rolling body 11 is clamped between the connecting sleeve 12 and the driving sleeve 10. The driving sleeve 10 and the connecting sleeve 12 are used for driving the second positioning sleeve 3 to match the first positioning sleeve 2 to clamp the rubber tube blank 9 by means of the rolling bodies 11.
The utility model provides a rubber tube forming die's beneficial effect lies in: compared with the prior art, the utility model discloses connect on the mold core 1 and be fixed with first position sleeve 2 among the rubber tube forming die, the one end that first position sleeve 2 was kept away from at mold core 1 is overlapped in 3 suits of second position sleeve. In order to adjust the position of the second positioning sleeve 3, a connecting sleeve 12 is fixed on the side surface of the second positioning sleeve 3 far away from the first positioning sleeve 2, a driving sleeve 10 is screwed on the mold core 1, and a rolling body 11 is clamped between the driving sleeve 10 and the connecting sleeve 12. When the rubber tube vulcanizing machine is used, the driving sleeve 10 is rotated, acting force between the driving sleeve 10 and the mold core 1 acts on the connecting sleeve 12 through the rolling body 11 along the axial direction of the mold core 1, and finally, the second positioning sleeve 3 can be matched with the first positioning sleeve 2 to tightly clamp the rubber tube blank 9 under the condition of rotating the driving sleeve 10 due to the fact that the connecting sleeve 12 is fixedly connected with the second positioning sleeve 3, the second positioning sleeve 3 cannot rotate relative to the rubber tube blank 9 when moving, and the product quality of the vulcanized rubber tube is guaranteed. The acting force required when the driving sleeve 10 is rotated is small, so that the production and the processing are convenient, and the labor intensity is reduced.
In this application, be connected with rolling element 11 between adapter sleeve 12 and the driving sleeve 10, because rubber tube 9 is lower at its self hardness before unvulcanized, if do not use driving sleeve 10 and with second position sleeve 3 direct threaded connection on mold core 1, can lead to when rotating second position sleeve 3 and make its extrusion rubber tube 9, the port department of rubber tube 9 receives the torsion and extrudees, can lead to the quality of product to be relatively poor after the vulcanization is accomplished, the defective rate is higher, and through setting up rolling element 11, the effort that the effort is on a parallel with mold core 1 axis is used in second position sleeve 3, the torsional deformation of rubber tube 9 has just also been avoided, guarantee the pleasing to the eye degree of the back product of vulcanizing.
As a specific embodiment of the rubber tube forming mold provided by the present invention, please refer to fig. 1 and 2, the mold core 1 is screwed with the connecting shaft 4, and the driving sleeve 10 is screwed on the connecting shaft 4. And the connecting shaft 4 is used for being in threaded connection with the mold core 1. Because the length of different rubber tube billets 9 is different, the length of the rubber tube of same specification also has the difference, and traditional way is the mold core 1 of preparation not unidimensional length, and the result that causes is manufacturing cost's improvement, and it is equally time-consuming and energy-consuming when changing mold core 1 simultaneously, influences normal production, is connected with connecting axle 4 on mold core 1 in this application, and connecting axle 4 threaded connection is on mold core 1. The driving sleeve 10 is in threaded connection with the connecting shaft 4, an external thread is arranged on the connecting shaft 4, a thread end point is arranged on the external thread on the connecting shaft 4, and the second positioning sleeve 3 can move to a specified position when a worker rotates the driving sleeve 10 to the thread end point due to the thread end point. When the relative position of the connecting shaft 4 and the mold core 1 needs to be adjusted, the relative position of the connecting shaft 4 and the mold core 1 can be adjusted by rotating, and after the position of the connecting shaft 4 is determined, the position of the second positioning sleeve 3 relative to the mold core 1 is also adjusted.
As a specific embodiment of the rubber tube forming mold provided by the present invention, please refer to fig. 2, the outer diameter of the connecting shaft 4 is smaller than the outer diameter of the mold core 1. In order to enable a worker to more accurately rotate the driving sleeve 10 to a preset position, firstly, the outer diameter of the connecting shaft 4 is smaller than that of the mold core 1, so that the second positioning sleeve 3 and the first positioning sleeve 2 are sleeved on the mold core 1, and the inner wall of the rubber tube blank 9 needs to be attached to the outer peripheral surface of the mold core 1, therefore, the outer diameter of the connecting shaft 4 is smaller than that of the mold core 1, so that the installation is facilitated, a shoulder is formed between the mold core 1 and the connecting shaft 4, and the second positioning sleeve 3 is in a preset position when the driving sleeve 10 is abutted to the shoulder. In order to avoid the reduction of precision caused by the failure of the thread terminal, the side surface of the mold core 1 attached to the connecting shaft 4 is a limiting surface, and due to the difference of the diameters, when the driving sleeve 10 rotates and abuts against the side surface of the mold core 1, the second positioning sleeve 3 moves to a specified position.
As a specific embodiment of the rubber tube forming mold provided in the present invention, please refer to fig. 1 and 2, a plurality of air holes 8 are opened on the second positioning sleeve 3. A plurality of air vents 8 are uniformly arranged along the circumferential direction of the axis of the second positioning sleeve 3, and through the arrangement of the air vents 8, redundant release agents sprayed on the surface of the mold core 1 flow out, so that the overflow of gas in the rubber tube blank 9 is facilitated, and the phenomena of mottling, bubbles and the like of a final product are avoided. The second positioning sleeve 3 and the driving sleeve 10 are arranged at intervals so as to ensure that gas exhausted from the vent hole 8 is exhausted into the atmosphere through a gap between the second positioning sleeve 3 and the driving sleeve 10. The drive sleeve 10 and the connecting sleeve 12 are arranged at an interval so as to ensure that the connecting sleeve 12 is acted only by the rolling bodies 11 in the rotation process of the drive sleeve 10, and because the rolling bodies 11 rotate on the connecting sleeve 12, the acting force of the rolling bodies 11 on the connecting sleeve 12 is more parallel to the axis of the mold core 1, so that the rotation of the second positioning sleeve 3 relative to the rubber tube blank 9 is avoided.
As a specific embodiment of the rubber tube forming mold provided in the present invention, please refer to fig. 2, the positioning groove 5 for positioning the rolling element 11 is disposed on the connecting sleeve 12 and the driving sleeve 10. In order to enable the rolling body 11 to stably rotate on the connecting sleeve 12 and the driving sleeve 10, the connecting sleeve 12 and the driving sleeve 10 are both provided with positioning grooves 5, and in the direction along the axis of the mold core 1, two ends of the rolling body 11 are respectively abutted against two side edges of the positioning grooves 5, that is, the rolling body 11 only has a degree of freedom of rotation around the axis of the rolling body 11 relative to the positioning grooves 5. In order to reduce the cost, second position sleeve 3 and adapter sleeve 12 integrated into one piece, be equipped with the bearing on the side that first position sleeve 2 is kept away from to second position sleeve 3, the side of the inner circle of bearing is connected fixedly with second position sleeve 3, the inner wall of the inner circle of bearing sets up with the outer peripheral face interval of mold core 1, the outer lane of bearing is connected and is fixed with the thread bush that is used for with connecting axle 4 threaded connection, the outer lane of bearing is driving sleeve 10 in this application promptly with the thread bush, when adopting the bearing to replace, the bearing can be cylindrical roller bearing, cylindrical roller bearing can bear the power along the mold core 1 axis of certain extent.
As a specific embodiment of the rubber tube forming mold provided in the present invention, please refer to fig. 2 and 3, a chamfer is provided on the first positioning sleeve 2 and the second positioning sleeve 3. When in use, the second positioning sleeve 3, the connecting sleeve 12, the driving sleeve 10 and the like are firstly required to be detached from the mold core 1, and the rubber tube blank 9 is sleeved on the mold core 1. When the rubber tube blank 9 is sleeved, the rubber tube blank 9 needs to be pushed manually, the rubber tube blank 9 is enabled to be tightly abutted against the first positioning sleeve 2, then the second positioning sleeve 3 and other components are installed, and chamfers are arranged on the first positioning sleeve 2 and the second positioning sleeve 3 in order to enable the rubber tube blank 9 to be stably inserted into the first positioning sleeve 2 and the second positioning sleeve 3.
As a specific embodiment of the rubber tube forming mold provided in the present invention, please refer to fig. 2, the rolling element 11 is located between the outer wall of the connecting sleeve 12 and the inner wall of one side of the driving sleeve 10. Need rotate driving sleeve 10 in this application, make second position sleeve 3 closely laminate on rubber tube 9, for the manual work of being more convenient for rotate driving sleeve 10, seted up the holding tank on driving sleeve 10 towards a side of second position sleeve 3, rolling element 11 and adapter sleeve 12 all are located the holding tank, the bottom rotation butt of the periphery of rolling element 11 and holding tank, the grooved inner wall and connecting axle 4 threaded connection not on driving sleeve 10 this moment. By arranging the drive sleeve 10 outside the rolling bodies 11, it is easier to manually grip and turn the drive sleeve 10.
As a specific embodiment of the rubber tube forming mold provided in the present invention, please refer to fig. 2, the rolling element 11 is a cylindrical roller. In the application, the driving sleeve 10 is required to extrude the rolling body 11, the pressure of the driving sleeve 10 on the rolling body 11 can act on the connecting sleeve 12, and the connecting sleeve 12 is fixedly connected with the second positioning sleeve 3, so that the second positioning sleeve 3 is finally tightly attached to the rubber tube blank 9. The rolling bodies 11 need not only to be able to rotate between the connecting sleeve 12 and the drive sleeve 10, but also to transmit forces, which, in the case of cylindrical rollers 11, can be subjected to a certain force in the axial direction of the mold core 1 compared to balls.
As a specific embodiment of the rubber tube forming die provided by the present invention, the outer peripheral surface of the driving sleeve 10 is provided with anti-slip bumps. The friction force is increased by the anti-skid convex points, and the reliability of driving the driving sleeve 10 to rotate is ensured.
As a specific embodiment of the rubber tube forming mold provided by the present invention, please refer to fig. 1, the first positioning sleeve 2 is positioned on the mold core 1 by the pin 6. The inner wall of the first positioning sleeve 2 is provided with an annular bulge 7, the annular bulge 7 is fixedly connected with the first positioning sleeve 2, and a vent hole 8 is formed between the annular bulge 7 and the first positioning sleeve 2. The pin 6 runs through the annular protrusion 7 to enable the first positioning sleeve 2 to be positioned on the mold core 1, and the problem that the pin 6 blocks the vent hole 8 when running through the first positioning sleeve 2 is solved by arranging the annular protrusion 7.
The above description is only exemplary of the present invention and should not be construed as limiting the present invention, and any modifications, equivalents and improvements made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (9)
1. Rubber tube forming die, its characterized in that includes:
the mould core is fixedly connected with a first positioning sleeve for limiting the rubber tube blank;
the second positioning sleeve is sleeved at one end, far away from the first positioning sleeve, of the mold core, and the second positioning sleeve is used for abutting against the rubber tube blank;
the connecting sleeve is fixed on the side surface of the second positioning sleeve, which is far away from the first positioning sleeve; and
the driving sleeve is in threaded connection with the mold core and sleeved on the connecting sleeve; a rolling body is clamped between the connecting sleeve and the driving sleeve;
the driving sleeve and the connecting sleeve are used for driving the second positioning sleeve to be matched with the first positioning sleeve to clamp the rubber pipe blank by means of the rolling bodies.
2. The rubber tube forming die of claim 1, wherein the die core is in threaded connection with a connecting shaft, and the driving sleeve is in threaded connection with the connecting shaft.
3. The rubber tube forming die of claim 2, wherein the connecting shaft has an outer diameter smaller than an outer diameter of the die core.
4. The rubber tube forming die of claim 1, wherein the second positioning sleeve is provided with a plurality of vent holes.
5. The rubber tube forming die of claim 1, wherein the first locating sleeve and the second locating sleeve are provided with chamfers.
6. The mold for forming rubber hose according to claim 1, wherein said rolling bodies are located between an outer wall of said connecting sleeve and an inner wall of one side of said driving sleeve.
7. The mold for forming rubber tubes according to claim 1, wherein said rolling bodies are cylindrical rollers.
8. The rubber tube molding die of claim 1, wherein the driving sleeve is provided with anti-slip protrusions on an outer circumferential surface thereof.
9. The rubber tube forming die of claim 1, wherein the first locating sleeve is positioned on the die core by a pin.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020902550.3U CN212602831U (en) | 2020-05-26 | 2020-05-26 | Rubber tube forming die |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020902550.3U CN212602831U (en) | 2020-05-26 | 2020-05-26 | Rubber tube forming die |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212602831U true CN212602831U (en) | 2021-02-26 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020902550.3U Active CN212602831U (en) | 2020-05-26 | 2020-05-26 | Rubber tube forming die |
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| CN (1) | CN212602831U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116900228A (en) * | 2023-07-19 | 2023-10-20 | 河南中力明新材料有限公司 | Aluminum alloy forging die with heat preservation performance |
-
2020
- 2020-05-26 CN CN202020902550.3U patent/CN212602831U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116900228A (en) * | 2023-07-19 | 2023-10-20 | 河南中力明新材料有限公司 | Aluminum alloy forging die with heat preservation performance |
| CN116900228B (en) * | 2023-07-19 | 2024-04-19 | 河南中力明新材料有限公司 | Aluminum alloy forging die with heat preservation performance |
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