CN214213416U

CN214213416U - Clamping device with handle for thousand impeller

Info

Publication number: CN214213416U
Application number: CN202023247828.7U
Authority: CN
Inventors: 董成军
Original assignee: Zhengzhou Feng Hong Machinery Equipment Technology Co ltd
Current assignee: Zhengzhou Feng Hong Machinery Equipment Technology Co ltd
Priority date: 2020-12-26
Filing date: 2020-12-26
Publication date: 2021-09-17
Anticipated expiration: 2030-12-26

Abstract

The utility model discloses a clamping device for a thousand impeller with handles, which comprises a connecting post, wherein one end of the connecting post is provided with a groove, a supporting seat is detachably arranged in the groove, the supporting seat is circumferentially provided with a plurality of pressing strips capable of moving along the radial direction of the supporting seat, one end of each pressing strip, facing to the opening of the groove, is provided with a plug-in connector with a triangular cross section, a pressing component for driving the pressing strips to move along the radial direction is arranged in the groove, and a plurality of through holes communicated with the groove are arranged on the circumferential side surface of the connecting post, which is close to the groove; in the utility model, the cooperation of the pressing strip arranged in the connecting column and the pressing component can ensure that the connecting shaft of the thousand impeller is stably fixed in the connecting column; the pressing strip moves in the connecting column in the radial direction, so that the fixation of connecting shafts with different diameters is met, and the thousand-blade wheels with different models can be fixed; meanwhile, the clamping device can be matched with different output shafts according to different conditions, and the applicability is improved.

Description

Clamping device with handle for thousand impeller

Technical Field

The utility model belongs to the technical field of the thousand impeller, a clamping device for thousand impeller of area handle is related to.

Background

Thousand impeller, another name thousand impeller, chuck formula vane wheel, belong to one kind of coated abrasive tool, every product is formed with hundreds of thousands of gauze pieces bonding, it is with aluminium oxide as the abrasive material, the substrate makes into the gauze through the assembly line for the cloth base, form by gauze layer stack and full resin paste again, one kind of thousand impeller of present own have the connecting axle, mainly used polishing is polished, the fixed elasticity of thousand impeller directly influences the quality of work piece, it is difficult for appearing becoming flexible after the thousand impeller of high rotational speed rotates for a long time, influence processingquality, consequently, need utilize clamping device to fix thousand impeller, traditional clamping device uses with the output shaft is supporting, accommodation is narrower, consequently, need design one kind and can stabilize centre gripping thousand impeller and the wide device of accommodation.

SUMMERY OF THE UTILITY MODEL

To the above problem, the utility model provides a clamping device for thousand impeller of area handle, thereby fine solution present thousand impeller appear not hard up influence work piece quality and the not strong problem of current clamping device adaptability easily after rotating for a long time.

In order to realize the purpose, the utility model discloses a technical scheme as follows: the utility model provides a take clamping device for thousand impeller of handle, includes that one end has the notched spliced pole, detachable is provided with the supporting seat in the recess, supporting seat circumference is provided with a plurality of layering that can follow its radial movement, the layering is provided with the cross-section towards recess open-ended one end and is triangle-shaped's bayonet joint, be provided with the subassembly that compresses tightly of drive layering radial movement in the recess, the spliced pole is close to and sets up a plurality of through-holes that communicate with the recess on the week side of recess, be provided with in the through-hole and compress tightly subassembly fixed connection's support column, the one end that the spliced pole lateral surface is close to the support column is provided with locking Assembly.

Furthermore, six through holes are uniformly formed in the supporting seat along the circumferential direction of the supporting seat, the through holes are communicated with the circumferential side face of the supporting seat, and the pressing strip is located in the through holes.

Further, a spring is arranged between the supporting seat and the pressing strip.

Furthermore, a fixed block is arranged on one side face of the supporting seat opposite to the pressing strip, and two ends of the spring are inserted into the fixed block.

Further, the compressing assembly comprises a sleeve ring arranged in the groove in a penetrating mode and a compressing block arranged on the sleeve ring, and a compressing head matched with the plug connector is arranged at one end, facing the inner wall of the groove, of the compressing block.

Furthermore, the top ends of the plug connector and the pressing head are provided with chamfers.

Furthermore, three guide strips are uniformly distributed on the inner wall of the connecting column, and openings matched with the guide strips are formed in the supporting seat.

Further, the locking assembly comprises a fastening nut which is sleeved on the outer wall of the connecting column in a threaded manner.

Compared with the prior art, the utility model discloses following beneficial effect has: in the utility model, the cooperation of the pressing strip arranged in the connecting column and the pressing component can ensure that the connecting shaft of the thousand impeller is stably fixed in the connecting column; the pressing strip moves in the connecting column in the radial direction, so that the fixation of connecting shafts with different diameters is met, and the thousand-blade wheels with different models can be fixed; meanwhile, the clamping device can be matched with different output shafts according to different conditions, and the applicability is improved.

Drawings

Fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is an enlarged view of portion A of FIG. 1;

fig. 3 is a sectional view in another direction of the present invention.

In the figure: 1. connecting columns; 2. a supporting seat; 3. layering; 41. a collar; 42. a compression block; 5. a support pillar; 61. fastening a nut; 7. a spring; 8. a guide strip; 9. and (7) connecting the shafts.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

As shown in fig. 1-3, the technical solution adopted by the present invention is as follows: a clamping device for a thousand-blade wheel with a handle comprises a connecting post 1 with one end provided with a groove, a supporting seat 2 is detachably arranged in the groove, a plurality of pressing strips 3 capable of moving along the radial direction of the supporting seat 2 are circumferentially arranged on the supporting seat 2, in the embodiment, the number of the pressing strips 3 is six, the pressing strips are uniformly distributed on the circumferential side of the supporting seat 2, one end, close to the bottom of the groove, of the supporting seat 2 is abutted against the bottom side surface of the groove, a plug-in connector with a triangular section is arranged at one end, facing the opening of the groove, of each pressing strip 3, a pressing component for driving the pressing strips 3 to move in the radial direction is arranged in the groove, the pressing component is matched with the pressing strips 3, the pressing strips 3 can extrude a connecting shaft 9 of the thousand-blade wheel, the thousand-blade wheel is fixed in the connecting post 1, a plurality of through holes communicated with the groove are arranged on the circumferential side surface, close to the groove, and supporting columns 5 fixedly connected with the pressing components are arranged in the through holes, and one end of the outer side surface of the connecting column 1, which is close to the supporting column 5, is provided with a locking assembly.

Six through holes have evenly been seted up along its circumference to supporting seat 2, through hole and the week side intercommunication of supporting seat 2, every layering 3 is located every through hole, supporting seat 2 all welds or has the fixed block through the bolt fastening with layering 3 in opposite directions side, be provided with spring 7 between supporting seat 2 and the layering 3, peg graft in the fixed block at the both ends of spring 7, the elastic action of spring 7 makes layering 3 laminate with spliced pole 1 inner wall under initial condition, has guaranteed that the connecting axle 9 of thousand impellers can insert smoothly in the space that every layering 3 corresponds.

The compressing assembly comprises a sleeve ring 41 and a compressing block 42, the sleeve ring 41 is arranged in the groove in a penetrating mode, the compressing block 42 is arranged at one end of the inner wall of the groove in a penetrating mode and is provided with a compressing head matched with the plug connector, the inner diameter of the sleeve ring 41 and the pressing strip 3 are in an initial state and are kept horizontal to one side face of the central axis of the connecting column 1, the connecting shaft 9 of the thousand impeller is guaranteed to be inserted into the groove through the sleeve ring 41, the range of clamping the connecting shaft 9 of the thousand impeller by the compressing block 42 is further enlarged, chamfers are arranged at the tops of the plug connector and the compressing head, the plug connector is convenient to be matched with the compressing head, the supporting column 5 is fixed on the outer side face of the sleeve ring 41 through bolts, and the other end of the supporting column 5 stretches out of a through hole.

1 inner wall equipartition of spliced pole has three gib block 8, set up on the supporting seat 2 with gib block 8 complex opening, gib block 8 and opening cooperation, be convenient for supporting seat 2 insert the recess in, prevent simultaneously that clamp plate and compact heap 42 position from taking place the skew, influence its complex effect, locking Assembly includes that the screw thread cup joints the fastening nut 61 at 1 outer wall of spliced pole, and is concrete, spliced pole 1 has seted up the external screw thread on being close to the lateral wall of recess, fastening nut 61 and 1 screw-thread fit of spliced pole.

When the pressing rod is used, as shown in fig. 1 and fig. 2, firstly, the connecting shaft 9 of the thousand-blade wheel is inserted into a space corresponding to each pressing strip 3 through the lantern ring 41, then the fastening nut 61 is screwed, the supporting column 5 is extruded by the fastening nut 61 to move leftwards, the supporting column 5 drives the pressing block 42 to move leftwards through the lantern ring 41, the inclined surface of the pressing block 42 is matched with the inclined surface of the pressing strip 3 in the moving process, the pressing block 42 pushes the pressing strip 3 to move towards the axis of the connecting column 1, then, the connecting shaft 9 of the thousand-blade wheel is extruded, and finally, the thousand-blade wheel is tightly fixed with the connecting column 1.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a take clamping device for thousand impeller of handle, includes that one end has notched spliced pole, its characterized in that: the detachable supporting seat that is provided with in the recess, supporting seat circumference is provided with a plurality of layering that can follow its radial movement, the layering is provided with the cross-section towards recess open-ended one end and is the bayonet joint of triangle-shaped, be provided with the compressing assembly of drive layering radial movement in the recess, set up a plurality of through-holes that communicate with the recess on the spliced pole is close to the week side of recess, be provided with in the through-hole with compressing assembly fixed connection's support column, the one end that the spliced pole lateral surface is close to the support column is provided with locking Assembly.

2. The grip device for a handled thousand-blade wheel according to claim 1, wherein: six through holes are evenly formed in the supporting seat along the circumferential direction of the supporting seat, the through holes are communicated with the circumferential side face of the supporting seat, and the pressing strip is located in the through holes.

3. The grip device for a handled thousand-blade wheel according to claim 2, wherein: and a spring is arranged between the supporting seat and the pressing strip.

4. The grip device for a handled thousand-blade wheel according to claim 3, wherein: the supporting seat and one side face, opposite to the pressing strip, of the pressing strip are provided with fixing blocks, and two ends of the spring are inserted into the fixing blocks.

5. The grip device for a handled thousand-blade wheel according to claim 1, wherein: the compressing assembly comprises a sleeve ring penetrating the groove and a compressing block arranged on the sleeve ring, and one end, facing the inner wall of the groove, of the compressing block is provided with a compressing head matched with the plug connector.

6. The grip device for a handled thousand-blade wheel according to claim 5, wherein: and chamfers are arranged at the top ends of the plug-in connector and the pressing head.

7. The grip device for a handled thousand-blade wheel according to claim 1, wherein: three guide strips are uniformly distributed on the inner wall of the connecting column, and openings matched with the guide strips are formed in the supporting seat.

8. The grip device for a handled thousand-blade wheel according to claim 1, wherein: the locking component comprises a fastening nut which is sleeved on the outer wall of the connecting column in a threaded manner.