CN214078506U - Long-life combined guide wheel mechanism - Google Patents
Long-life combined guide wheel mechanism Download PDFInfo
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- CN214078506U CN214078506U CN202022758640.2U CN202022758640U CN214078506U CN 214078506 U CN214078506 U CN 214078506U CN 202022758640 U CN202022758640 U CN 202022758640U CN 214078506 U CN214078506 U CN 214078506U
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Abstract
The utility model provides a long-life combination formula guide pulley mechanism, including screw thread rim plate, through-hole rim plate, pivot, the little terminal surface of screw thread rim plate is through the screw connection between screw thread rim plate and the through-hole rim plate to the tip of through-hole rim plate, and the pivot couples through the bearing respectively with between screw thread rim plate, the through-hole rim plate, is equipped with the race structure between screw thread rim plate and the through-hole rim plate, and the bottom of race is equipped with the wheel core, and the outer anchor ring of wheel core is equipped with the recess. The utility model reduces the material cost and the manufacturing process difficulty; when the abrasion occurs, only the wheel core needs to be replaced, the whole mechanism does not need to be scrapped, and the waste of materials and processes is greatly reduced. Just the utility model discloses the equipment is simple, and the operation is stable.
Description
Technical Field
The utility model relates to a metal drawing equipment technical field, concretely relates to wire drawing machine guide pulley mechanism.
Background
Wire drawing machines are commonly used to subject a wire-like material to a drawing process to wind it around a particular workpiece to form a coil. The guide wheel mechanism is an important part of the wire drawing machine, and in order to keep a running path of a steel wire smooth and not to interfere with equipment, a guide wheel is required to be used for drawing a wire rod and guiding the wire rod to be transmitted. The steel wire has friction with the guide wheel in the walking process, so the service life of the guide wheel is limited, and the guide wheel needs to be replaced after being worn. The existing guide wheel is mostly of an integrated structure, the requirement on the material is high in order to guarantee the wear resistance, and the hardness and the wear resistance are increased through a local spray welding or integral quenching process after the guide wheel is machined and formed. The guide wheel is high in manufacturing cost, and the whole guide wheel needs to be scrapped after being worn, so that material and process waste is serious. Chinese patent publication No. CN107316741A discloses a drawing guide wheel and a wire drawing machine, the guide wheel includes a wheel body, two peripheral edges of the wheel body extend outward to form a circle of V-shaped wheel groove, a lightening hole is provided on the wheel body, and a fixing ring is provided in the middle of the wheel body. The wheel body reduces the material usage amount of the wheel body through the spoke structure, and achieves the purposes of increasing the outer diameter, reducing the rotating speed and reducing the material usage amount. However, the wheel body needs to be processed and molded through complex machining, and can only be integrally scrapped after being worn, so that cost waste is caused, and the problems cannot be solved; and the whole thinning of wheel body can influence rigidity, probably has to rock at the in-process of traction wire, influences the wire drawing effect.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a long-life combination formula guide pulley mechanism.
The utility model discloses a following technical scheme can realize.
The utility model provides a long-life combination formula guide pulley mechanism, including screw thread rim plate, through-hole rim plate, pivot, the tip of screw thread rim plate is to the tip of through-hole rim plate, through the screw connection between screw thread rim plate and the through-hole rim plate, the pivot respectively with through the bearing hookup between screw thread rim plate, the through-hole rim plate, be equipped with the race between screw thread rim plate and the through-hole rim plate, the bottom of race is equipped with the core, the outer anchor ring of core is equipped with the recess.
Because the wire rod generally only rubs with the wheel core, the material requirements on parts such as a thread wheel disc, a through hole wheel disc and the like are reduced, and the material cost and the manufacturing process difficulty are reduced; when the abrasion occurs, only the wheel core needs to be replaced, the whole mechanism does not need to be scrapped, and the waste of materials and processes is greatly reduced.
The small end of the threaded wheel disc is provided with a cylindrical boss A, the small end of the through hole wheel disc is provided with a cylindrical boss B, the outer annular surfaces of the boss A and the boss B are matched with the wheel core, a plurality of threaded holes are arranged on the end surface of the boss A along the annular shape, and the through holes are arranged on the boss B corresponding to the threaded holes.
Through spacing each other between boss A, boss B and the wheel core, radial displacement appears in the mechanism when preventing to rotate, has increased stability.
The end surfaces of the boss A and the boss B are not contacted. The wheel core is conveniently clamped by screwing the screw, and axial movement is prevented.
The number of the threaded holes and the number of the through holes are 4-8 even numbers. The fastening force of the threaded wheel disc and the through hole wheel disc in all directions is convenient to be symmetrical.
And a counter bore is arranged at the position of the large end of the through hole wheel disc, which corresponds to the through hole. The screw head is arranged in the counter bore, so that the compactness of the mechanism is improved, and accidental loosening of the screw due to collision is avoided.
And a shaft seal structure is arranged in the middle of the large end of the threaded wheel disc and the large end of the through hole wheel disc. Prevent that the dust or the iron fillings that produce in the steel wire drawing process from getting into the bearing to lead to bearing operation card phenomenon dead.
The shaft seal structure is a plurality of rows of parallel grooves. The processing is convenient, and is convenient for hold granular impurities. The shaft seal structure may also be an oil seal ring or the like.
The groove of the outer ring surface of the wheel core is arc-shaped. So as to increase the contact surface of the groove and the wire and reduce the abrasion.
And a bush is arranged on the bearing and is in contact with the bearing. The bearing is limited by the bushing, and axial movement is prevented. The bush contacts with the bearing seal structure, increases the diameter of bearing seal structure, improves sealed effect.
The beneficial effects of the utility model reside in that:
in conclusion, the utility model reduces the material cost and the manufacturing process difficulty; when the abrasion occurs, only the wheel core needs to be replaced, the whole mechanism does not need to be scrapped, and the waste of materials and processes is greatly reduced. Just the utility model discloses the equipment is simple, and the operation is stable.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
in the figure: 1-a threaded wheel disc; 2-a through hole wheel disc; 3-a wheel core; 4-a rotating shaft; 5-a bushing; 6-a bearing; 7-wheel groove; 8-a shaft seal structure; 9-boss A; 10-boss B.
Detailed Description
The technical solution of the present invention is further described below, but the scope of the claimed invention is not limited to the described.
As shown in fig. 1, the structure of the present invention is schematically illustrated:
the utility model provides a long-life combination formula guide pulley mechanism, including screw rim plate 1, through-hole rim plate 2, pivot 4, screw rim plate 1's little terminal surface is to through-hole rim plate 2's tip, through the screw connection between screw rim plate 1 and the through-hole rim plate 2, pivot 4 respectively with screw rim plate 1, through-hole rim plate 2 between through the hookup of bearing 6, be equipped with race 7 structure between screw rim plate 1 and the through-hole rim plate 2, the bottom of race 7 is equipped with wheel core 3, the outer anchor ring of wheel core 3 is equipped with the recess.
When the wire drawing machine is used, the guide wheel mechanism is arranged on a corresponding support of the wire drawing machine, a wire rod passes through the groove on the outer annular surface of the wheel core 3, and the thread wheel disc 1, the through hole wheel disc 2 and the wheel core 3 rotating shaft 4 rotate under the action of friction force to complete the guide of the wire rod.
Because the wire rod generally only rubs with the wheel core 3, the material requirements on parts such as the threaded wheel disc 1, the through hole wheel disc 2 and the like are reduced, and the material cost and the manufacturing process difficulty are reduced; when wearing and tearing take place, only need to change wheel core 3 can, need not to scrap the whole mechanism, and wheel core 3 is because small, the shape is simpler, only needs preliminary shaping back cooperation simple machine tooling can accomplish, has reduced the waste of material and technology greatly.
The tip of screw wheel dish 1 is equipped with columniform boss A9, and the tip of through-hole rim plate 2 is equipped with columniform boss B10, and boss A9, boss B10's outer anchor ring and the cooperation of wheel core 3, a plurality of screw holes have been arranged along the annular to boss A9 terminal surface, and boss B10 has arranged the through-hole corresponding to the screw hole.
During installation, the wheel core 3 is sleeved on the boss A9, the through-hole wheel disc 2 is assembled, a screw penetrates through the through-hole and is connected with the threaded hole, and the through-hole wheel disc 2 and the threaded wheel disc 1 are fixed.
Through spacing each other between boss A9, boss B10 and the wheel core 3, radial displacement appears in the mechanism when preventing to rotate, has increased stability.
The end faces of the bosses A9 and B10 are not in contact with each other. The wheel core 3 is conveniently clamped by screwing the screw, and axial movement is prevented.
The number of the threaded holes and the number of the through holes are 4-8 even numbers. The fastening force of the threaded wheel disc 1 and the through hole wheel disc 2 in all directions is convenient to be symmetrical.
And a counter bore is arranged at the position of the large end of the through hole wheel disc 2 corresponding to the through hole. The screw head is arranged in the counter bore, so that the compactness of the mechanism is improved, and accidental loosening of the screw due to collision is avoided.
And a shaft seal structure 8 is arranged in the middle of the large ends of the threaded wheel disc 1 and the through hole wheel disc 2. Prevent that the dust or the iron fillings that the steel wire produced in the drawing process from getting into bearing 6 to lead to bearing 6 operation card phenomenon dead.
The shaft seal structure 8 is a plurality of rows of parallel grooves. The processing is convenient, and is convenient for hold granular impurities. The shaft seal arrangement 8 may also be an oil seal ring or the like.
The groove of the outer ring surface of the wheel core 3 is arc-shaped. So as to increase the contact surface of the groove and the wire and reduce the abrasion.
And a bush 5 is arranged on the bearing 6, and the bush 5 is in contact with the bearing 6. The bearing 6 is limited by the bushing 5, and axial movement is prevented. The bush 5 contacts with the shaft seal structure 8, increases the diameter of the shaft seal structure 8, improves sealed effect.
The bearing 6 is an NJ type single-row cylindrical roller bearing.
Claims (10)
1. The utility model provides a long-life combination formula guide pulley mechanism which characterized in that: the wheel comprises a threaded wheel disc (1), a through hole wheel disc (2) and a rotating shaft (4), wherein the small end of the threaded wheel disc (1) faces the small end of the through hole wheel disc (2), the threaded wheel disc (1) is connected with the through hole wheel disc (2) through screws, the rotating shaft (4) is connected with the threaded wheel disc (1) and the through hole wheel disc (2) through a bearing (6), a wheel groove (7) structure is arranged between the threaded wheel disc (1) and the through hole wheel disc (2), a wheel core (3) is arranged at the bottom of the wheel groove (7), and a groove is formed in the outer annular surface of the wheel core (3).
2. The long life modular stator mechanism of claim 1, wherein: the small end of the threaded wheel disc (1) is provided with a cylindrical boss A (9), the small end of the through hole wheel disc (2) is provided with a cylindrical boss B (10), the outer annular surface of the boss A (9) and the outer annular surface of the boss B (10) are matched with the wheel core (3), a plurality of threaded holes are arranged on the end face of the boss A (9) along the ring shape, and through holes are arranged in the boss B (10) corresponding to the threaded holes.
3. The long life modular stator mechanism of claim 2, wherein: the end surfaces of the boss A (9) and the boss B (10) are not contacted.
4. The long life modular stator mechanism of claim 2, wherein: the number of the threaded holes and the number of the through holes are 4-8 even numbers.
5. The long life modular stator mechanism of claim 2, wherein: the large end of the through hole wheel disc (2) is provided with a counter bore corresponding to the position of the through hole.
6. The long life modular stator mechanism of claim 1 or 2, further comprising: and a shaft seal structure (8) is arranged in the middle of the large end of the threaded wheel disc (1) and the large end of the through hole wheel disc (2).
7. The long life modular stator mechanism of claim 6, wherein: the shaft seal structures (8) are grooves which are arranged in parallel in a plurality of rows.
8. The long life modular stator mechanism of claim 1, wherein: the groove of the outer ring surface of the wheel core (3) is arc-shaped.
9. The long life modular stator mechanism of claim 1, wherein: and a bushing (5) is arranged on the bearing (6), and the bushing (5) is in contact with the bearing (6).
10. The long life modular stator mechanism of claim 1, wherein: the bearing (6) is an NJ type single-row cylindrical roller bearing.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022758640.2U CN214078506U (en) | 2020-11-25 | 2020-11-25 | Long-life combined guide wheel mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022758640.2U CN214078506U (en) | 2020-11-25 | 2020-11-25 | Long-life combined guide wheel mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214078506U true CN214078506U (en) | 2021-08-31 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022758640.2U Active CN214078506U (en) | 2020-11-25 | 2020-11-25 | Long-life combined guide wheel mechanism |
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| CN (1) | CN214078506U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112570489A (en) * | 2020-11-25 | 2021-03-30 | 贵州航天南海科技有限责任公司 | Peeling wheel of high-strength wire drawing machine |
-
2020
- 2020-11-25 CN CN202022758640.2U patent/CN214078506U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112570489A (en) * | 2020-11-25 | 2021-03-30 | 贵州航天南海科技有限责任公司 | Peeling wheel of high-strength wire drawing machine |
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