CN217890609U - Burnishing device of precision tube production usefulness - Google Patents

Abstract

The utility model discloses a burnishing device of production usefulness of precision pipe, comprises a workbench, the inside of workstation is provided with conveyer, the top fixed mounting of workstation has the work frame, the equal fixed mounting of top both sides internal surface of workstation has the centre gripping subassembly, and two centre gripping subassemblies all include the centre gripping pipe, and the equal fixed mounting of one side internal surface that two centre gripping pipes are close to each other has the supporting rod, and the one end that two supporting rods are close to each other all extends to in the work frame and fixed mounting has a fixed plate, and one side bottom movable mounting that two fixed plates are close to each other has driven gear, the top fixed mounting of workstation has two pneumatic cylinders. The utility model discloses, carry out the centre gripping through the centre gripping subassembly with the precision pipe and rotate to the top, rotate through conveyer and drive the runner assembly and rotate to rotate the precision pipe, realize the polishing to the precision pipe through polishing assembly, improved the stability of centre gripping, improved the effect of polishing.

Description

Burnishing device of precision tube production usefulness

Technical Field

The utility model relates to a production and processing technology field especially relates to a burnishing device of precision tube production usefulness.

Background

The precision tube is a seamless steel tube with high precision and high brightness produced by a cold drawing or cold rolling process. The inner and outer diameters of the steel pipe can be accurate to within 0.2mm, and the steel pipe is light in weight while ensuring bending strength and torsional strength, so that the steel pipe is widely used for manufacturing precision mechanical parts and engineering structures. The method is also commonly used for producing various conventional weapons, barrels, shells, bearings and the like, and in the production process of automobiles, the precision tube is required to be used in the use process of a shock absorber dust cover, an automobile transmission shaft and the like;

when polishing the outer surface of the precision tube, some conventional devices directly mount clamping devices on two sides of a conveying belt to clamp the precision tube, but the precision tube is in contact with the conveying belt, so that friction force is generated between the precision tube and the conveying belt, and the polishing of the precision tube is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a polishing device for producing precise tubes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a burnishing device of production usefulness of precision pipe, includes the workstation, the inside of workstation is provided with conveyer, the top fixed mounting of workstation has the work frame, the equal fixed mounting of top both sides internal surface of workstation has the centre gripping subassembly, and two centre gripping subassemblies all include the centre gripping pipe, and the equal fixed mounting of one side internal surface that two centre gripping pipes are close to each other has the supporting rod, and two supporting rods one end that are close to each other all extends to in the work frame and fixed mounting have a fixed plate, and two fixed plate one side bottom movable mounting that are close to each other have driven gear, the top fixed mounting of workstation has two pneumatic cylinders, and the output of two pneumatic cylinders rotates the installation with one side that two centre gripping pipes kept away from each other respectively, the polishing subassembly is installed in the internal rotation of work frame, the polishing subassembly includes the screw rod, the left side top fixed mounting of work frame has the motor, the left end of screw rod extend to outside the work frame and with the output fixed mounting of motor, the surface threaded connection of screw rod has the connecting pipe, the internal surface sliding connection of connecting pipe has the connecting rod, the internal surface sliding mounting of work frame, the bottom fixed mounting of connecting rod has the burnishing device body, the bottom of workstation rotates the rotation subassembly.

As a further description of the above technical solution:

the rotating assembly comprises two driving sprocket shafts, the roller shafts are fixedly mounted at one ends, close to each other, of the two driving sprocket shafts, and the outer surfaces of the two roller shafts are in transmission connection with the outer surfaces of the conveying devices.

As a further description of the above technical solution:

the both sides internal surface equipartition of work frame rotates and installs driving gear axle, and the equal fixed mounting of one end that two driving gear axles kept away from each other has driven sprocket, lies in the surface of driving sprocket axle with one side and driven sprocket's surface through same chain drive meshing.

As a further description of the above technical solution:

the equal fixed mounting in top both sides of workstation has the telescopic link, and the surface of two centre gripping pipes all is provided with the arc wall, lies in the internal surface of the arc wall with one side and the surface slidable mounting of telescopic link, the top of telescopic link and the mutual butt in bottom of centre gripping pipe.

As a further description of the above technical solution:

the top end of the connecting rod is fixedly installed with the top of the inner wall of the connecting pipe through a connecting spring.

As a further description of the above technical solution:

the diameter of the wheel disc of the driving chain wheel shaft is smaller than that of the driven chain wheel.

The utility model discloses following beneficial effect has:

compared with the prior art, this burnishing device of production of precision pipe carries out the centre gripping through the centre gripping subassembly with precision pipe and rotates to the top, rotates through conveyer and drives the runner assembly and rotate to rotate precision pipe, realize the polishing to precision pipe through burnishing assembly, improved the stability of centre gripping, protected conveyer.

Drawings

Fig. 1 is a front longitudinal sectional view of a polishing apparatus for producing precision tubes according to the present invention;

fig. 2 is a schematic view of a partial three-dimensional structure of a clamping tube of a polishing device for producing precision tubes according to the present invention;

FIG. 3 is an enlarged view of FIG. 1 at A;

fig. 4 is an enlarged view of fig. 1 at B.

Illustration of the drawings:

1. a work table; 2. a conveying device; 3. a working frame; 4. a clamping assembly; 41. a clamping rod; 42. clamping the tube; 43. a fixing plate; 44. a driven gear; 45. a hydraulic cylinder; 46. a telescopic rod; 47. an arc-shaped slot; 5. a polishing assembly; 51. a screw; 52. a connecting pipe; 53. a motor; 54. a connecting rod; 55. a polishing apparatus body; 56. a connecting spring; 6. a rotating assembly; 61. a roll shaft; 62. a drive sprocket shaft; 63. a driving gear shaft; 64. a driven sprocket; 65. a chain.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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.

Referring to fig. 1-4, the utility model provides a pair of burnishing device of precision tube production usefulness: comprises a workbench 1, a conveying device 2 is arranged in the workbench 1, a working frame 3 is fixedly arranged at the top of the workbench 1, clamping components 4 are fixedly arranged on the inner surfaces of two sides of the top of the workbench 1, both the clamping components 4 comprise clamping pipes 42, clamping rods 41 are fixedly arranged on the inner surfaces of one sides of the two clamping pipes 42 close to each other, one ends of the two clamping rods 41 close to each other extend into the working frame 3 and are fixedly provided with fixing plates 43, a driven gear 44 is movably arranged at the bottom of one side of the two fixing plates 43 close to each other, a first spring is arranged on the driven gear 44, the driven gear 44 can be in sliding connection with the fixing plates 43 through bearings, the driven gear 44 can rotate or slide, two hydraulic cylinders 45 are fixedly arranged at the top of the workbench 1, the output ends of the two hydraulic cylinders 45 are respectively rotatably arranged with one side of the two clamping pipes 42 away from each other, the top both sides of workstation 1 all fixed mounting have telescopic link 46, the surface of two centre gripping pipes 42 all is provided with arc wall 47, the internal surface of the one side that two arc walls 47 kept away from each other is the inclined plane and coincides with the surface of centre gripping pipe 42, the internal surface of the arc wall 47 that lies in same side and the surface sliding mounting of telescopic link 46, the top of telescopic link 46 and the bottom of centre gripping pipe 42 butt each other, telescopic link 46 passes through interior pole, outer tube and second spring constitution, second spring fixed connection interior pole and outer tube, the inside rotation of work frame 3 installs polishing subassembly 5, polishing subassembly 5 includes screw rod 51, the left side top fixed mounting of work frame 3 has motor 53, the left end of screw rod 51 extends to the work frame 3 outside and with the output fixed mounting of motor 53, the surface threaded connection of screw rod 51 has connecting pipe 52, the internal surface sliding connection of connecting pipe 52 has connecting rod 54, the surface of connecting pipe 52 and the interior surface slidable mounting of work frame 3, the bottom fixed mounting of connecting rod 54 has burnishing device body 55, connecting spring 56 fixed mounting is passed through with the top of connecting pipe 52 inner wall at the top of connecting rod 54, pneumatic cylinder 45 makes centre gripping pipe 42 remove to work frame 3, thereby make centre gripping pole 41 drive fixed plate 43 and remove, telescopic link 46 immigration arc 47 is interior, continue to move centre gripping pipe 42 and make centre gripping pipe 42 rotate, thereby drive fixed plate 43 and rotate 180, make driving gear shaft 63 and driven gear 44 mesh, the bottom of workstation 1 is rotated and is installed rotating assembly 6, rotating assembly 6 includes two driving sprocket shafts 62, the equal fixed mounting in one end that two driving sprocket shafts 62 are close to each other has roller 61, the surface of two roller 61 all is connected with conveyer 2's surface transmission, driving gear shaft 63 is installed in the both sides internal surface equipartition rotation of work frame 3, the equal fixed mounting in the one end that two driving gear shafts 63 kept away from each other has driven sprocket 64, the rim plate diameter of driving sprocket shaft 62 is less than driven sprocket 64, thereby reduce the rotational speed of driven sprocket 64, reduce the rotational speed of precision pipe, the rotational speed of improvement polishing effect, the same side of polishing sprocket shaft is located the same external surface of driving sprocket shaft 65 and the meshing of driven sprocket shaft through the same driving sprocket 64.

The working principle is as follows: putting the precision tube on a conveying device 2, moving the precision tube into a working frame 3 through the conveying device 2, then starting a hydraulic cylinder 45 to enable a clamping tube 42 to move towards the working frame 3, so that a clamping rod 41 drives fixing plates 43 to move, two fixing plates 43 are close to each other, two driven gears 44 are driven to mutually close to clamp the precision tube, meanwhile, a telescopic rod 46 enables the top end of the telescopic rod 46 to move upwards into an arc-shaped groove 47 through an internal spring, the clamping tube 42 is continuously moved to enable the clamping tube 42 to rotate, the fixing plates 43 are driven to rotate 180 degrees, meanwhile, the driven gears 44 slide on the fixing plates 43, the first springs are elastically compressed, the stability of clamping between the driven gears 44 and the precision tube is improved, a driving gear shaft 63 is meshed with the driven gears 44, and the hydraulic cylinder 45 is closed;

rotate drive roller axle 61 through conveyer 2 and rotate, thereby make drive sprocket axle 62 rotate, drive driven sprocket 64 through chain 65 and rotate, thereby make drive gear axle 63 rotate, drive driven gear 44 and rotate, carry out the centre gripping to the precision pipe through two driven gear 44, thereby make the precision pipe rotate, starter motor 53 drives screw 51 and rotates, thereby make connecting pipe 52 remove, drive connecting rod 54 and remove, thereby make burnishing device body 55 remove, start burnishing device body 55 and realize polishing the surface of precision pipe.

Finally, it should be noted that: 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 and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims (6)

1. The utility model provides a burnishing device of production usefulness of precision tube, includes workstation (1), its characterized in that: the polishing machine is characterized in that a conveying device (2) is arranged inside the workbench (1), a workbench (3) is fixedly arranged at the top of the workbench (1), clamping components (4) are fixedly arranged on inner surfaces of two sides of the top of the workbench (1), each clamping component (4) comprises a clamping pipe (42), clamping rods (41) are fixedly arranged on inner surfaces of two sides of the top of the workbench (1) close to each other, one ends of the two clamping rods (41) close to each other extend into the workbench (3) and are fixedly provided with fixing plates (43), a driven gear (44) is movably arranged at the bottom of one side of the two fixing plates (43) close to each other, two hydraulic cylinders (45) are fixedly arranged at the top of the workbench (1), output ends of the two hydraulic cylinders (45) are rotatably arranged on one side of the two clamping pipes (42) far away from each other, a polishing component (5) is arranged in the workbench (3) in a rotating mode, the polishing component (5) comprises a screw rod (51), a motor (53) is fixedly arranged at the top of the left side of the workbench (3), a connecting pipe (52) is connected with an output end of the screw rod (53), and a connecting pipe (52) is connected with a sliding connection pipe (52), the outer surface of the connecting pipe (52) and the inner surface of the working frame (3) are slidably mounted, the bottom end of the connecting rod (54) is fixedly provided with a polishing device body (55), and the bottom of the working table (1) is rotatably provided with a rotating assembly (6).

2. A polishing apparatus for producing a precision tube as set forth in claim 1, wherein: the rotating assembly (6) comprises two driving chain wheel shafts (62), a roller shaft (61) is fixedly mounted at one end, close to each other, of the two driving chain wheel shafts (62), and the outer surfaces of the two roller shafts (61) are in transmission connection with the outer surface of the conveying device (2).

3. A polishing apparatus for producing a precision tube as set forth in claim 2, wherein: the both sides internal surface equipartition of work frame (3) rotates and installs driving gear axle (63), and the equal fixed mounting in one end that two driving gear axles (63) kept away from each other has driven sprocket (64), and the surface that lies in driving sprocket axle (62) with one side passes through same chain (65) transmission meshing with the surface of driven sprocket (64).

4. A polishing apparatus for producing a precision tube as set forth in claim 1, wherein: the equal fixed mounting in top both sides of workstation (1) has telescopic link (46), and the surface of two centre gripping pipes (42) all is provided with arc wall (47), lies in the internal surface of arc wall (47) with one side and the surface slidable mounting of telescopic link (46), the top of telescopic link (46) and the mutual butt in bottom of centre gripping pipe (42).

5. A polishing apparatus for producing a precision tube as set forth in claim 1, wherein: the top end of the connecting rod (54) is fixedly arranged with the top of the inner wall of the connecting pipe (52) through a connecting spring (56).

6. A polishing apparatus for producing a precision tube as set forth in claim 3, wherein: the diameter of the wheel disc of the driving chain wheel shaft (62) is smaller than that of the driven chain wheel (64).

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