CN210452085U

CN210452085U - Polishing device for machining automobile precision parts

Info

Publication number: CN210452085U
Application number: CN201921278040.7U
Authority: CN
Inventors: 包益星
Original assignee: Suzhou Tianfu Machinery Manufacturing Co Ltd
Current assignee: Suzhou Tianfu Machinery Manufacturing Co Ltd
Priority date: 2019-08-08
Filing date: 2019-08-08
Publication date: 2020-05-05
Anticipated expiration: 2029-08-08

Abstract

The utility model discloses a polishing device for processing automobile precision parts, which comprises a rotating part, a double-thread shaft, a slide block, a supporting strip, a rotating shaft, a knife rest connecting strip, a shaft nut, a first locking screw, a sealing sheet, a pressing block, a second locking screw, a snap spring, a motor and a bolt, the knife rest connecting strip is L-shaped in profile, a knife rest shaft hole and a knife rest locking hole are formed in the knife rest connecting strip, a rack pin hole radially penetrating through the rack shaft hole is formed in the inner part of the rack shaft hole, a rotating shaft is inserted in the rack shaft hole of the knife rack connecting strip, the rotating shaft is provided with a shaft shoulder and a shaft spring groove, a shaft nut is sleeved on the threaded part of the rotating shaft penetrating out of the tool rest connecting strip, the inner contour of the frame shaft hole is matched with the outer contour of the rotating shaft, a bolt is inserted into the frame pin hole, and one end of the shaft shoulder provided with the shaft spring groove is inserted into the rotating hole of the rotating piece. This grinding device is used in processing of accurate spare part of car, the surface grinding of adaptable axle form auto parts is fit for generally using widely.

Description

Polishing device for machining automobile precision parts

Technical Field

The utility model belongs to the technical field of the accurate spare part processing of car, concretely relates to grinding device is used in the accurate spare part processing of car.

Background

The automobile parts processing is each unit constituting the whole of the automobile parts processing and a product serving for the automobile parts processing, and the automobile parts include an engine part, a drive train part, a brake train part, a steering train part, a traveling train part, and the like.

A large amount of shaft-shaped parts are used in the existing automobile parts, the grinding machine is mostly adopted for grinding the excircle of the existing shaft-shaped parts, but after the parts are machined from a lathe, the parts are ground on the grinding machine inevitably, and extra assembly errors are caused.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a grinding device is used in processing of accurate spare part of car to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a grinding device is used in processing of accurate spare part of car, includes rotating member, double thread axle, slider, support bar, pivot, knife rest connecting strip, axle nut, first locking screw, closure piece, briquetting, second locking screw, jump ring, motor and bolt, the profile of knife rest connecting strip is L shape, the inside frame shaft hole and the frame locking hole of opening of knife rest connecting strip, the inside frame pin hole that has radially to run through its inside of opening of frame shaft hole, the inside pivot of inserting of frame shaft hole of knife rest connecting strip is equipped with the pivot, be provided with shoulder and axle spring groove in the pivot, the screw thread portion that the knife rest connecting strip was seen through in the pivot overlaps and is equipped with the axle nut, the inside profile in frame shaft hole is for mutually supporting with the outside profile of pivot, the inside bolt of inserting of frame pin hole is equipped with, the bolt middle part is located inside the shoulder, the one end that opens the axle spring groove on the shoulder inserts inside the rotating hole of rotating member, a clamp spring is arranged in the shaft spring groove, and the rotating piece is located between the clamp spring and the shaft shoulder.

Preferably, the arc wall inside of rotating member is inserted and is equipped with second locking screw, the screw thread part of second locking screw is located inside the frame locking hole of knife rest connecting strip, the inside two sets of spouts that is equipped with of rotating member, the rotating member middle part is provided with piece groove and piece groove, the inside double thread axle that is provided with of rotating member, piece inslot portion is provided with the briquetting, the semi-circular profile of briquetting and the groove laminating in double thread axle middle part, two sets of screw threads at double thread axle both ends are to opposite.

Preferably, the threaded portions of the double-threaded shafts in the sliding grooves of the rotating part are respectively sleeved with a sliding block meshed with the double-threaded shafts, the sliding blocks are connected with the supporting bars through screws and connecting plates, the locking cylinders of the supporting bars are internally fixed with motors through screws, grinding wheels are fixed on output shafts of the motors, and the sliding blocks are provided with two groups.

Preferably, a sealing piece is fixed inside a piece groove of the rotating piece through a screw, a first locking screw is arranged inside the sealing piece, and the first locking screw abuts against the surface of the pressing block, back to the double-thread shaft.

Preferably, the size of the tool rest connecting strip is customized according to the size of the tool rest of the lathe.

The utility model discloses a technological effect and advantage: according to the polishing device for processing the automobile precision parts, the shaft-shaped parts are processed on the lathe, the tool rest connecting strip can be directly fixed on the tool rest through the screw, and the parts are directly ground on the lathe, so that the assembly error caused by re-clamping after the parts are removed is avoided, and the processing precision of the parts is improved; the distance between the two groups of grinding wheels is directly adjusted in a mode of rotationally moving the sliding block through the double-threaded shaft, so that the double-threaded shaft grinding wheel is suitable for various parts with different diameters, and the rotating part is locked at a dead position through the second locking screw, so that the double-threaded shaft grinding wheel is suitable for tool rests with inclined angles.

Drawings

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

fig. 2 is a schematic diagram of a second locking screw position according to the present invention;

FIG. 3 is an exploded view of the present invention;

FIG. 4 is a schematic structural view of the rotary member of the present invention;

fig. 5 is a schematic structural view of the double-threaded shaft of the present invention;

FIG. 6 is a schematic view of the slider structure of the present invention;

FIG. 7 is a schematic view of the supporting bar structure of the present invention;

FIG. 8 is a schematic view of the structure of the rotating shaft of the present invention;

FIG. 9 is a schematic structural view of a connecting strip of the tool holder according to the present invention;

fig. 10 is a schematic structural view of the sealing sheet of the present invention;

fig. 11 is a schematic diagram of the structure of the pressing block of the present invention.

In the figure: 1 rotating part, 101 arc-shaped grooves, 102 rotating holes, 103 grooves, 104 sliding grooves, 105 grooves, 2 double-thread shafts, 3 sliding blocks, 4 supporting bars, 401 connecting plates, 402 locking cylinders, 5 rotating shafts, 501 shaft shoulders, 502 shaft spring grooves, 6 tool rest connecting strips, 601 pin holes, 602 frame shaft holes, 603 frame locking holes, 7 shaft nuts, 8 first locking screws, 9 sealing pieces, 10 pressing blocks, 11 second locking screws, 12 clamping springs, 13 motors and 14 bolts.

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.

The utility model provides a polishing device for processing automobile precision parts as shown in figures 1-11, which comprises a rotating part 1, a double-thread shaft 2, a slider 3, a support bar 4, a rotating shaft 5, a knife rest connecting strip 6, a shaft nut 7, a first locking screw 8, a sealing sheet 9, a pressing block 10, a second locking screw 11, a snap spring 12, a motor 13 and a bolt 14, wherein the outline of the knife rest connecting strip 6 is L-shaped, a knife rest shaft hole 602 and a rest locking hole 603 are opened in the knife rest connecting strip 6, a rest pin hole 601 which radially penetrates through the interior of the knife rest shaft hole 602 is opened in the rest shaft hole 602, the rotating shaft 5 is inserted in the rest shaft hole 602 of the knife rest connecting strip 6, a shaft shoulder 501 and a shaft spring groove 502 are arranged on the rotating shaft 5, the shaft nut 7 is sleeved on the threaded part of the knife rest connecting strip 6 penetrating through the rotating shaft 5, the interior outline of the rest shaft hole 602 is matched with the exterior outline of, a bolt 14 is inserted into the frame pin hole 601, the middle of the bolt 14 is located inside a shaft shoulder 501, one end of the shaft shoulder 501, which is provided with a shaft spring groove 502, is inserted into the rotary hole 102 of the rotary member 1, a clamp spring 12 is arranged inside the shaft spring groove 502, and the rotary member 1 is located between the clamp spring 12 and the shaft shoulder 501.

Specifically, inside the inserting of arc groove 101 of rotating member 1 is equipped with second locking screw 11, the screw thread part of second locking screw 11 is located inside the frame locking hole 603 of knife

rest connecting strip

6, 1 inside two sets of spouts 104 that are equipped with of rotating member, 1 middle part of rotating member is provided with block groove 103 and

piece groove

105, 1 inside double thread axle 2 that is provided with of rotating member, the inside briquetting 10 that is provided with of block groove 103, the semi-circular profile of briquetting 10 and the groove laminating in 2 middle parts of double thread axle, two sets of screw threads at 2 both ends of double thread axle are to opposite, and the slip opposite direction of two sets of sliders 3 when 2 rotations of double thread axle.

Specifically, all overlap on the screw thread portion of the inside double thread axle 2 of spout 104 of rotating member 1 and be equipped with rather than the slider 3 of meshing, slider 3 passes through the screw and is connected with support bar 4 with connecting plate 401, the inside motor 13 that has passed through the screw fixation of locking cylinder 402 of support bar 4, be fixed with the emery wheel on the output shaft of motor 13, slider 3 is provided with two sets ofly, and two sets of slider 3 respectively are connected with solitary support bar 4.

Specifically, the inside closed piece 9 that has through the screw fixation of the piece groove 105 of rotating member 1, the inside first locking screw 8 that is provided with of closed piece 9, first locking screw 8 pushes up on briquetting 10 two screw shaft 2's of back of the body surface, presses briquetting 10 fixed two screw shaft 2 through first locking screw 8.

Specifically, the size of the tool rest connecting strip 6 is customized according to the size of a lathe tool rest, and the tool rest connecting strip 6 with a right-angle profile is used for the tool rest with a square profile.

Specifically, this grinding device is used in processing of accurate spare part of car, fix the screw of tool rest connecting strip 6 through fixed lathe tool on the tool rest, the centre gripping mode of lathe tool is consulted to the fixed mode, insert rotatory double thread axle 2 in the hexagonal hole of 2 upper ends of double thread axle through the hex wrench afterwards, the emery wheel on the output shaft of the motor 13 on slider 3 and the slider 3 also can remove thereupon when double thread axle 2 is rotatory, after adjusting the interval of emery wheel to the required interval of work piece, screw up first locking screw 8, the position of two thread axles 2 and then the position of locking two sets of sliders 3 are locked to first locking screw 8, the main shaft of starting motor 13 and lathe, let the axle form work piece of the chuck centre gripping of emery wheel grinding lathe, the emery wheel does the removal along work piece axial direction when the lathe walk the sword.

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

1. The utility model provides a grinding device is used in processing of accurate spare part of car, includes rotating member (1), two screw shafts (2), slider (3), support bar (4), pivot (5), knife rest connecting strip (6), axle nut (7), first locking screw (8), closure plate (9), briquetting (10), second locking screw (11), jump ring (12), motor (13) and bolt (14), its characterized in that: the profile of the knife rest connecting strip (6) is L-shaped, a frame shaft hole (602) and a frame locking hole (603) are formed in the knife rest connecting strip (6), a frame pin hole (601) radially penetrating through the frame shaft hole (602) is formed in the frame shaft hole (602) of the knife rest connecting strip (6), a rotating shaft (5) is inserted into the frame shaft hole (602) of the knife rest connecting strip (6), a shaft shoulder (501) and a shaft spring groove (502) are arranged on the rotating shaft (5), a shaft nut (7) is sleeved on a threaded part of the rotating shaft (5) penetrating out of the knife rest connecting strip (6), the inner profile of the frame shaft hole (602) is matched with the outer profile of the rotating shaft (5), a plug pin (14) is inserted into the frame pin hole (601), the middle part of the plug pin (14) is positioned inside the shaft shoulder (501), one end of the shaft spring groove (502) formed in the shaft shoulder (501) is inserted into the rotating hole (102) of the rotating, a clamp spring (12) is arranged in the shaft spring groove (502), and the rotating piece (1) is located between the clamp spring (12) and the shaft shoulder (501).

2. The grinding device for machining the precise parts of the automobile according to claim 1, wherein: the novel rotary tool is characterized in that a second locking screw (11) is inserted into the arc-shaped groove (101) of the rotary part (1), the thread part of the second locking screw (11) is located inside a frame locking hole (603) of a tool rest connecting strip (6), two sets of sliding grooves (104) are arranged inside the rotary part (1), a block groove (103) and a sheet groove (105) are arranged in the middle of the rotary part (1), a double-threaded shaft (2) is arranged inside the rotary part (1), a pressing block (10) is arranged inside the block groove (103), the semicircular outline of the pressing block (10) is attached to the groove in the middle of the double-threaded shaft (2), and the two sets of threads at the two ends of the double-threaded shaft (2) are opposite in screwing direction.

3. The grinding device for machining the precise parts of the automobile according to claim 1, wherein: all the cover is equipped with rather than the slider (3) of meshing on the screw thread portion of the inside double thread axle (2) of spout (104) of rotating member (1), slider (3) are connected with support bar (4) through screw and connecting plate (401), inside the screw fixation of having motor (13) of locking section of thick bamboo (402) of support bar (4), be fixed with the emery wheel on the output shaft of motor (13), slider (3) are provided with two sets ofly.

4. The grinding device for machining the precise parts of the automobile according to claim 1, wherein: the inner part of the sheet groove (105) of the rotating piece (1) is fixed with a sealing sheet (9) through a screw, a first locking screw (8) is arranged inside the sealing sheet (9), and the first locking screw (8) is pressed on the surface of the pressing block (10) back to the double-thread shaft (2).

5. The grinding device for machining the precise parts of the automobile according to claim 1, wherein: the size of the tool rest connecting strip (6) is customized according to the size of the tool rest of the lathe.