CN212824997U - High-precision positioning mechanism of large belt wheel - Google Patents
High-precision positioning mechanism of large belt wheel Download PDFInfo
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- CN212824997U CN212824997U CN202021942255.7U CN202021942255U CN212824997U CN 212824997 U CN212824997 U CN 212824997U CN 202021942255 U CN202021942255 U CN 202021942255U CN 212824997 U CN212824997 U CN 212824997U
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Abstract
The utility model discloses a high accuracy positioning mechanism of big band pulley, including the base, seted up the installation cavity in the base, the open slot has been preset to installation cavity upside symmetry, and the installation cavity fixedly connected with installation piece, symmetry fixed mounting have telescopic cylinder on the installation piece, and telescopic cylinder's output fixedly connected with slider, slider are connected with the curb plate through the connecting block, have seted up the spout on the curb plate, and the curb plate is connected with the position sleeve through adjusting device, and sliding connection has the guide block in the position sleeve. Make both sides locating lever compress tightly big band pulley through rotatory two-way lead screw, then screw fastening nut and carry out further compressing tightly to carry out longitudinal positioning to big band pulley, drive the slider through telescopic cylinder and slide toward the outside, make the guide block relative slip in the position sleeve until supporting tight position sleeve in spacing ring, accomplish the transverse orientation to big band pulley, the positioning accuracy is higher.
Description
Technical Field
The utility model relates to a belt pulley processing equipment especially relates to a high accuracy positioning mechanism of big band pulley.
Background
Document CN202006371U discloses a belt pulley positioning device, wherein a bottom plate of the belt pulley positioning device is provided with an axial belt pulley limiting device and a circumferential belt pulley limiting device, the axial belt pulley limiting device is a limiting hole which is vertically arranged on the bottom plate and is matched with a linkage shaft of a belt pulley in size, the circumferential belt pulley limiting device comprises a limiting plate, the limiting plate is connected with the upper surface of the bottom plate in a sliding manner, and a limiting groove is formed at the end, close to the belt pulley, of the limiting plate. The belt pulley can be accurately positioned. Because the contact area undersize of the device's clamp plate and belt pulley appears becoming flexible easily when fixing a position big band pulley for the deviation appears in the position of location, and the location accuracy is relatively poor, is unfavorable for follow-up processing.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving among the prior art "the area of contact undersize of clamp plate and belt pulley, appear becoming flexible easily when fixing a position big band pulley for the position of location deviation appears, and the location accuracy nature is relatively poor, is unfavorable for the defect of follow-up processing", thereby provides the high accuracy positioning mechanism of a big band pulley.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a high accuracy positioning mechanism of big band pulley, includes the base, the installation cavity has been seted up in the base, the open slot has been preset to installation cavity upside symmetry, fixedly connected with installation piece in the installation cavity, symmetry fixed mounting has telescopic cylinder on the installation piece, telescopic cylinder's output fixedly connected with slider, the slider is connected with the curb plate through the connecting block, the spout has been seted up on the curb plate, the curb plate is connected with the position sleeve through adjusting device, sliding connection has the guide block in the position sleeve, one side fixedly connected with locating lever of guide block, the location axle has been interlude on the locating lever, the epaxial symmetry threaded connection of location has fastening nut, the epaxial interlude of location has big band pulley.
As a preferred scheme, the adjusting device comprises a bidirectional screw rod, the bidirectional screw rod is rotatably connected to the inner wall of the sliding groove, threaded blocks are symmetrically in threaded connection on the bidirectional screw rod, and the positioning sleeve is fixedly connected to the threaded blocks.
Preferably, one side of the guide block is fixedly connected with a spring, and one end of the spring, which is far away from the guide block, is fixedly connected to the inner wall of the positioning sleeve.
Preferably, the positioning sleeve is provided with a positioning bolt, and the guide block is provided with a positioning hole matched with the positioning bolt.
Preferably, the bottom side of the sliding block is rotatably connected with a roller which abuts against the inner wall of the mounting cavity.
As the preferred scheme, the inner wall of the locating sleeve is fixedly connected with a limiting ring.
Has the advantages that: the positioning rod is pulled to enable the guide block to slide, then the positioning shaft sequentially penetrates through round holes of the positioning rod on one side and the large belt wheel, the two-way screw rod is rotated to enable the two thread blocks to slide in opposite directions, so that the positioning rods on two sides compress the large belt wheel, then the fastening nut is screwed to further compress the large belt wheel, so that the large belt wheel is longitudinally positioned, then the telescopic cylinder drives the sliding block to slide towards the outer side, so that the side plates on two sides are driven to move back and forth, the guide block relatively slides in the positioning sleeve until the limiting ring in the positioning sleeve is tightly pressed, then the positioning bolt is screwed into the guide block to fix the guide block, so that the transverse positioning of the large belt wheel is completed, the positioned large; the positioned large belt wheel is in a standing state, so that double-sided processing of the large belt wheel is facilitated, and the positioning of the large belt wheels with different diameters can be realized due to the fact that the side plates and the positioning rods can be movably adjusted, and the use is convenient.
Drawings
FIG. 1 is a schematic front view of a high-precision positioning mechanism of a large pulley in an embodiment;
FIG. 2 is a schematic top view of the high-precision positioning mechanism of the large pulley in the embodiment;
fig. 3 is a schematic structural view of the inside of the positioning sleeve.
In the figure: 1-base, 2-mounting block, 3-telescopic cylinder, 4-slide block, 5-roller, 6-side plate, 7-positioning sleeve, 8-positioning rod, 9-fastening nut, 10-positioning bolt, 11-bidirectional screw rod, 12-large belt wheel, 13-guide block, 14-spring, 15-positioning shaft, 16-sliding groove and 17-open groove.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it is to be understood that the described embodiments are only some embodiments, not all embodiments, of the present invention.
Examples
Referring to fig. 1-3, a high-precision positioning mechanism of a large belt pulley comprises a base 1, wherein a mounting cavity is arranged in the base 1, open slots 17 are symmetrically preset on the upper side of the mounting cavity, a mounting block 2 is fixedly connected in the mounting cavity, a telescopic cylinder 3 is symmetrically and fixedly mounted on the mounting block 2, a sliding block 4 is fixedly connected to the output end of the telescopic cylinder 3, a roller 5 is rotatably connected to the bottom side of the sliding block 4, the roller 5 abuts against the inner wall of the mounting cavity, the resistance force generated when the sliding block 4 moves is reduced by arranging the roller 5, the sliding block 4 is connected with a side plate 6 through a connecting block, a sliding groove 16 is formed in the side plate 6, a positioning sleeve 7 is connected to the side plate 6 through an adjusting device, the adjusting device comprises a bidirectional screw rod 11, the bidirectional screw rod 11 is rotatably connected to the inner wall of the sliding groove 16, threaded blocks are symmetrically and, thereby making the two side positioning rods 8 compress the large belt wheel 12 for initial positioning.
A guide block 13 is connected in the positioning sleeve 7 in a sliding way, one side of the guide block 13 is fixedly connected with a spring 14, one end of the spring 14 far away from the guide block 13 is fixedly connected on the inner wall of the positioning sleeve 7, the spring 14 is arranged to generate elastic force when the guide block 13 slides, so that the guide block 13 can be conveniently and automatically reset subsequently, the positioning sleeve 7 is provided with the positioning bolt 10, the guide block 13 is provided with a positioning hole matched with the positioning bolt 10, the positioning bolt 10 is screwed into the guide block 13, thereby carry out position determination to guide block 13, the inner wall fixedly connected with spacing ring of position sleeve 7, guide block 13 supports the spacing ring until it when sliding towards the position sleeve 7 outside, reaches the limit displacement position, one side fixedly connected with locating lever 8 of guide block 13, has inserted location axle 15 on the locating lever 8, and symmetrical threaded connection has fastening nut 9 on the location axle 15, has inserted big band pulley 12 on the location axle 15.
In the utility model, the positioning rod 8 is pulled to slide the guide block 13, then the positioning shaft 15 sequentially passes through the round holes of the positioning rod 8 on one side and the large belt wheel 12, the two-way screw rod 11 is rotated to slide the two thread blocks oppositely, so that the positioning rods 8 on both sides compress the large belt wheel 12, then the fastening nut 9 is screwed to further compress, thereby longitudinally positioning the large belt wheel 12, then the telescopic cylinder 3 drives the slide block 4 to slide outwards, thereby driving the side plates 6 on both sides to move back and forth, so that the guide block 13 relatively slides in the positioning sleeve 7 until abutting against the limiting ring in the positioning sleeve 7, then the positioning bolt 10 is screwed into the guide block 13 to fix, thereby completing the transverse positioning of the large belt wheel 12, the positioned large belt wheel 12 has no position deviation, the positioning accuracy is higher, the positioned large belt wheel 12 is in a standing state, be convenient for carry out two-sided processing to big band pulley 12, and because curb plate 6 and locating lever 8 movable regulation, can realize convenient to use to the location of the big band pulley 12 of different diameters.
Claims (6)
1. The utility model provides a high accuracy positioning mechanism of big band pulley, includes base (1), its characterized in that: an installation cavity is arranged in the base (1), open grooves (17) are symmetrically preset on the upper side of the installation cavity, the mounting cavity is internally and fixedly connected with a mounting block (2), telescopic cylinders (3) are symmetrically and fixedly mounted on the mounting block (2), the output end of the telescopic cylinder (3) is fixedly connected with a sliding block (4), the sliding block (4) is connected with a side plate (6) through a connecting block, the side plate (6) is provided with a sliding chute (16), the side plate (6) is connected with a positioning sleeve (7) through an adjusting device, a guide block (13) is connected in the positioning sleeve (7) in a sliding way, one side of the guide block (13) is fixedly connected with a positioning rod (8), a positioning shaft (15) is inserted on the positioning rod (8), fastening nuts (9) are symmetrically and threadedly connected on the positioning shaft (15), and a large belt wheel (12) is inserted on the positioning shaft (15).
2. The high-precision positioning mechanism for large pulleys according to claim 1, wherein: the adjusting device comprises a bidirectional screw rod (11), the bidirectional screw rod (11) is rotatably connected to the inner wall of the sliding groove (16), the bidirectional screw rod (11) is symmetrically and threadedly connected with a threaded block, and the positioning sleeve (7) is fixedly connected to the threaded block.
3. The high-precision positioning mechanism for large pulleys according to claim 1, wherein: one side fixedly connected with spring (14) of guide block (13), the one end fixed connection that guide block (13) was kept away from in spring (14) is on the inner wall of position sleeve (7).
4. The high-precision positioning mechanism for large pulleys according to claim 1, wherein: the positioning sleeve (7) is provided with a positioning bolt (10), and the guide block (13) is provided with a positioning hole matched with the positioning bolt (10).
5. The large pulley high precision positioning mechanism according to any one of claims 1 to 4, characterized in that: the bottom side of the sliding block (4) is rotatably connected with a roller (5), and the roller (5) abuts against the inner wall of the mounting cavity.
6. The mechanism of claim 5, wherein: the inner wall of the locating sleeve (7) is fixedly connected with a limiting ring.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021942255.7U CN212824997U (en) | 2020-09-08 | 2020-09-08 | High-precision positioning mechanism of large belt wheel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021942255.7U CN212824997U (en) | 2020-09-08 | 2020-09-08 | High-precision positioning mechanism of large belt wheel |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212824997U true CN212824997U (en) | 2021-03-30 |
Family
ID=75146575
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021942255.7U Active CN212824997U (en) | 2020-09-08 | 2020-09-08 | High-precision positioning mechanism of large belt wheel |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212824997U (en) |
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2020
- 2020-09-08 CN CN202021942255.7U patent/CN212824997U/en active Active
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