CN218136599U - Belt pulley groove auxiliary machining device - Google Patents
Belt pulley groove auxiliary machining device Download PDFInfo
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- CN218136599U CN218136599U CN202222639721.XU CN202222639721U CN218136599U CN 218136599 U CN218136599 U CN 218136599U CN 202222639721 U CN202222639721 U CN 202222639721U CN 218136599 U CN218136599 U CN 218136599U
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- disc
- belt pulley
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- fixed
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Abstract
The utility model relates to a belt pulley wheel groove auxiliary processing device, which is arranged on a machine tool; the auxiliary processing device comprises a rotary table and a fixed disc, the rotary table is fixedly connected to a main shaft of the machine tool, the fixed disc is fixedly connected to the rotary table, the belt pulley is clamped and fixed between the rotary table and the fixed disc and is coaxial with the rotary table and the fixed disc, and the outer peripheral surface of the belt pulley is exposed; a plurality of fixing holes are formed in the fixing disc, the fixing holes are uniformly distributed around the center of the fixing disc in a circle, a bolt is arranged in each fixing hole, and each bolt penetrates through a hole in the belt pulley to correspondingly extend into a screw hole formed in the rotary disc one by one and is in threaded connection with the screw hole; the fixing hole is arc-shaped, one end of the fixing hole is large, the other end of the fixing hole is small, the size of the large end of the fixing hole is larger than that of the bolt head, and the size of the small end of the fixing hole is larger than that of the rod part of the bolt and smaller than that of the bolt head; the opposite side surfaces of the rotary disc and the fixed disc are provided with circular grooves for accommodating the two end surfaces of the belt pulley to extend into, and the circular grooves are matched with the two end surfaces of the belt pulley.
Description
Technical Field
The utility model relates to a metal product processing, concretely relates to belt pulley race auxiliary processing device.
Background
The traditional method for processing the peripheral surface has no other two methods, namely inner tensioning and outer clamping, but for the belt pulley, the inner tensioning and the outer clamping only act on the central shaft of the belt pulley, the belt pulley deviates a little bit slightly, the belt pulley can bring great influence on the processing of the pulley groove, the processing is unstable, the processed belt pulley is finally caused, and the processing precision of the pulley groove is relatively low.
Disclosure of Invention
In order to solve the problem, the utility model provides a belt pulley race auxiliary processing device.
The technical scheme of the utility model:
an auxiliary processing device for a pulley groove of a belt pulley is arranged on a machine tool; the auxiliary processing device comprises a rotary table and a fixed disc, the rotary table is fixedly connected to a main shaft of a machine tool, the fixed disc is fixedly connected to the rotary table, the belt pulley is clamped and fixed between the rotary table and the fixed disc and is coaxial with the rotary table and the fixed disc, and the outer peripheral surface of the belt pulley is exposed;
the fixed disk is provided with a plurality of fixed holes, the fixed holes are uniformly distributed around the center of the fixed disk for a circle, each fixed hole is internally provided with a bolt, and each bolt penetrates through the hole on the belt pulley to correspondingly extend into the screw hole on the rotary disk one by one and is in threaded connection with the screw hole; the fixing holes are arc-shaped, one end of each fixing hole is large, the other end of each fixing hole is small, the size of the large end of each fixing hole is larger than that of the bolt head, the size of the small end of each fixing hole is larger than that of the bolt rod part and smaller than that of the bolt head, the fixing disc rotates, bolts in the fixing holes synchronously rotate along the fixing holes, the large end and the small end of each fixing hole move back and forth, the rotating disc and the fixing disc are detached in the fixing Kong Daduan, and the rotating disc and the fixing disc are fixed in the fixing Kong Xiaoduan;
the opposite side surfaces of the rotary disc and the fixed disc are respectively provided with a circular groove for accommodating the two end surfaces of the belt pulley to extend into, and the circular grooves are matched with the two end surfaces of the belt pulley.
When the machine tool is used, the main shaft of the machine tool rotates to drive the belt pulley clamped and fixed between the turntable and the fixed disk to rotate, and the machine tool processes a wheel groove on the outer peripheral surface of the belt pulley.
And circular holes for accommodating the two ends of the middle shaft of the belt pulley to extend into are formed in the centers of the rotary disc and the fixed disc.
The fixed disk is also provided with a plurality of hollow holes, and the hollow holes are uniformly distributed around the center of the fixed disk; the hollow holes are staggered with the fixing holes.
The utility model has the advantages that the design is reasonable, the structure is simple, the belt pulley is clamped and fixed from the two end faces of the belt pulley by adopting the rotary disc and the fixed disc, the belt pulley can not deviate during clamping, the processing is stable, and the processing precision of the pulley groove of the belt pulley is effectively ensured; the fixing holes are improved, so that when the belt pulley is replaced, the bolts do not need to be completely unscrewed, the fixing disc can be easily taken down only by unscrewing, the belt pulley is more convenient and rapid to replace, and the machining efficiency is improved.
Drawings
Fig. 1 is a front view of a pulley groove auxiliary processing device (clamping belt disc).
Fig. 2 is a view of a belt pulley groove auxiliary processing device (clamping belt disc, hollow holes on a fixed disc are not shown).
Fig. 3 is a schematic view of a turntable structure.
FIG. 4 is a schematic view of the structure of the fixing disk.
In the figure, a rotary table 1, screw holes 1-1, round grooves 1-2, round holes 1-3, a fixed disc 2, fixing holes 2-1, round grooves 2-2, round holes 2-3, hollow holes 2-4, a belt pulley 3 and bolts 4 are arranged.
Detailed Description
As shown in fig. 1-4, an auxiliary processing device for a pulley groove of a pulley comprises a rotary table 1 and a fixed disc 2, wherein the fixed disc 2 is fixedly connected to the rotary table 1, the pulley 3 is clamped and fixed between the rotary table 1 and the fixed disc 2, and is coaxial with the rotary table 1 and the fixed disc 2, and the peripheral surface of the pulley 3 is exposed;
the fixed disc 2 is provided with a plurality of fixed holes 2-1, the fixed holes 2-1 are uniformly distributed around the center of the fixed disc 2 in a circle, each fixed hole 2-1 is internally provided with a bolt 4, and the bolts 4 penetrate through holes in the belt pulley 3 and correspondingly extend into screw holes 1-1 arranged on the turntable 1 one by one to be in threaded connection with the screw holes; the fixing holes 2-1 are arc-shaped, one end of each fixing hole is large, the other end of each fixing hole is small, the size of the large end of each fixing hole 2-1 is larger than the head of a bolt, the size of the small end of each fixing hole 2-1 is larger than the rod part of the bolt 4 and smaller than the head of the bolt 4, the fixing disc 2 rotates, the bolts 4 in the fixing holes 2-1 synchronously rotate along the fixing holes 2-1 to move to and from the large end and the small end of each fixing hole 2-1, the rotary disc 1 and the fixing disc 2 are separated at the large end of each fixing hole 2-1, and the rotary disc 1 and the fixing disc 2 are fixed at the small end of each fixing hole 2-1;
the opposite side surfaces of the rotary disc 1 and the fixed disc 2 are respectively provided with a circular groove 1-2 and a circular groove 2-2 for accommodating the two end surfaces of the belt pulley 3 to extend into, and the circular grooves 1-2 and 2-2 are matched with the two end surfaces of the belt pulley 3;
the centers of the turntable 1 and the fixed disk 2 are provided with round holes 1-3 and round holes 2-3 for accommodating the two ends of the middle shaft of the belt pulley 3 to extend into.
The fixed disk 2 is also provided with a plurality of hollowed holes 2-4, and the hollowed holes 2-4 are uniformly distributed around the center of the fixed disk 2; the hollow holes 2-4 are staggered with the fixing holes 2-1.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (3)
1. An auxiliary processing device for a pulley groove of a belt pulley is arranged on a machine tool; the auxiliary machining device is characterized by comprising a rotary table and a fixed disc, wherein the rotary table is fixedly connected to a main shaft of a machine tool, the fixed disc is fixedly connected to the rotary table, the belt pulley is clamped and fixed between the rotary table and the fixed disc and is coaxial with the rotary table and the fixed disc, and the peripheral surface of the belt pulley is exposed;
the fixed disc is provided with a plurality of fixed holes, the fixed holes are uniformly distributed around the center of the fixed disc in a circle, each fixed hole is internally provided with a bolt, and each bolt penetrates through the hole on the belt pulley to correspondingly extend into the screw hole arranged on the rotary disc one by one and is in threaded connection with the screw hole; the fixing holes are arc-shaped, one end of each fixing hole is large, the other end of each fixing hole is small, the size of the large end of each fixing hole is larger than that of the bolt head, the size of the small end of each fixing hole is larger than that of the bolt rod part and smaller than that of the bolt head, the fixing disc rotates, bolts in the fixing holes synchronously rotate along the fixing holes, the large end and the small end of each fixing hole move back and forth, the rotating disc and the fixing disc are detached in the fixing Kong Daduan, and the rotating disc and the fixing disc are fixed in the fixing Kong Xiaoduan;
the opposite side surfaces of the rotary disc and the fixed disc are provided with circular grooves for accommodating two end surfaces of the belt pulley to extend into, and the circular grooves are matched with two end surfaces of the belt pulley.
2. The auxiliary processing device for the pulley groove of the belt pulley as claimed in claim 1, wherein the center of the rotary table and the fixed table are provided with round holes for accommodating the two ends of the central shaft of the belt pulley to extend into.
3. The belt pulley sheave groove auxiliary processing device of claim 1, wherein the fixed disk is further provided with a plurality of hollowed-out holes, and the hollowed-out holes are uniformly distributed around the center of the fixed disk; the hollow holes are staggered with the fixing holes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222639721.XU CN218136599U (en) | 2022-10-09 | 2022-10-09 | Belt pulley groove auxiliary machining device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222639721.XU CN218136599U (en) | 2022-10-09 | 2022-10-09 | Belt pulley groove auxiliary machining device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218136599U true CN218136599U (en) | 2022-12-27 |
Family
ID=84566565
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222639721.XU Active CN218136599U (en) | 2022-10-09 | 2022-10-09 | Belt pulley groove auxiliary machining device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218136599U (en) |
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2022
- 2022-10-09 CN CN202222639721.XU patent/CN218136599U/en active Active
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