CN213195783U

CN213195783U - Two hole anchor clamps are bored to bearing cap

Info

Publication number: CN213195783U
Application number: CN202021761638.4U
Authority: CN
Inventors: 罗中文; 庄长春; 姜婷; 王立祥; 刘振宇; 于德生
Original assignee: Shenyang Automobile Axle Manufacturing Co Ltd Of Csr Corp ltd
Current assignee: Shenyang Automobile Axle Manufacturing Co Ltd Of Csr Corp ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-05-14
Anticipated expiration: 2030-08-21

Abstract

The utility model relates to a bearing cap two-hole drilling fixture, which comprises a fixture body, wherein a drilling template and a back plate which are perpendicular to each other are arranged on the fixture body, a tightening bolt I is arranged in the middle of the drilling template, and drilling holes are arranged on both sides of the drilling template; the front end of the lower part of the back plate is provided with a base; the lower part of the base is provided with a square groove, both ends of the upper part of the base are provided with square positioning grooves, one side of the base is provided with a tightening bolt II, and the base is provided with a jack I which is communicated up and down; a positioning block is arranged above the base, bosses matched with the lock piece holes in the bearing cover are arranged on two sides of the positioning block, and a vertically through jack II is arranged between the top and the bottom of the positioning block; jack I and jack II link up, are equipped with spring locating pin in jack I and the jack II. The utility model discloses set up on the vice, it is spacing with three contact surface through bearing cap lock piece hole location, make all bearing caps add man-hour be in same state, need not alignment again, improve production efficiency and qualification rate from this.

Description

Two hole anchor clamps are bored to bearing cap

Technical Field

The utility model belongs to an anchor clamps specifically are to a two hole anchor clamps are bored to bearing cap.

Background

In the drilling work of car main reducer bearing cap, often adopt the vice to carry out the centre gripping, need alignment hole site again when drilling, lead to two holes apart from too big or undersize, the hole site can't be adjusted well and produce the reduction of useless and product percent of pass during main reducer assembly, in order to overcome this problem, need overcome the shortcoming of alignment hole site again, the phenomenon that the bearing cap slided appears during preventing to add man-hour.

Disclosure of Invention

In order to compensate the not enough of above-mentioned prior art, the utility model aims at providing a two hole anchor clamps of bearing cap brill sets up on the vice, and is spacing through bearing cap lock piece hole location and three contact surface, makes all bearing caps add man-hour be in same state, need not alignment again, improves production efficiency and qualification rate from this.

The utility model aims at realizing through following technical scheme, a two hole anchor clamps are bored to bearing cap, including the anchor clamps body, its technical essential is: the clamp body is provided with a drill plate and a back plate which are perpendicular to each other, a tightening bolt I is arranged in the middle of the drill plate, drill holes are formed in two sides of the drill plate, drill sleeves are arranged on the drill holes, and a concave arc surface is arranged at the lower part of the drill plate; the lower part of the back plate is provided with two positioning holes, and the front end of the lower part of the back plate is provided with a base; the lower part of the base is provided with a square groove, both ends of the upper part of the base are provided with square positioning grooves, one side of the base is provided with a tightening bolt II, and the base is provided with a jack I which is communicated up and down; a positioning block is arranged above the base, the top and the bottom of the positioning block are parallel and level, two sides of the positioning block are arc-shaped, bosses matched with the lock piece holes in the bearing cover are arranged on two sides of the positioning block, and a vertically through jack II is arranged between the top and the bottom of the positioning block; jack I and jack II link up, are equipped with spring locating pin in jack I and the jack II.

Furthermore, jack II is the shoulder hole, is equipped with the step locating pin in jack I and jack II, and the hole of jack II is inserted to the step locating pin tip, at the locating pin big-end suit spring of base top.

Utility model's beneficial effect:

(1) the utility model discloses a bearing cap is from taking the spacing quick location operation of having realized of the three contact surface of locking plate hole location, and the square groove of base below can make anchor clamps carry out quick replacement.

(2) The utility model discloses a bearing cap lock piece hole location prevents that the bearing cap from sliding man-hour to reduce the time of alignment again, improve production efficiency.

(3) The utility model has the advantages of simple structure, reliable degree is high, possess higher positioning accuracy and easy and simple to handle, not only reduces work piece clamping time, has reduced intensity of labour, has still improved the qualified efficiency of product, reduces the loss that the enterprise caused because of the defective work, and this utility model has exert important effect at the actual production process.

Drawings

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

fig. 2 is a schematic side view of the present invention;

FIG. 3 is a front view of the bushing plate and backing plate;

FIG. 4 is a side view of the bushing plate and backing plate;

FIG. 5 is a top view of the bushing plate;

FIG. 6 is a schematic view of a base structure;

FIG. 7 is a top view of the base;

FIG. 8 is a schematic view of a positioning block;

FIG. 9 is a top view of the locating block;

fig. 10 is a step dowel.

The structural names of the parts of the figures 1-9 are as follows: the clamp comprises a clamp body 1, a drill plate 2, a back plate 3, a screwing bolt I4, a drilling hole 5, a drill bushing 6, a positioning hole 7, a base 8, a square groove 9, a positioning groove 10, a screwing bolt II 11, a jack I12, a positioning block 13, a boss 14, a jack II 15, a step positioning pin 16, an inner hole 17, a step positioning pin large end 18, a sleeved spring 19, a vice fixed jaw 20, a fixed guide rail 21, a bearing cover 22, a steel pipe 23 of a movable jaw, a vice 24, a concave arc surface 25 and a step positioning pin small end 26.

Detailed Description

Referring to fig. 1 to 9, the specific structure of the present embodiment is: a bearing cap two-hole drilling fixture comprises a fixture body 1, wherein a drilling template 2 and a back plate 3 which are perpendicular to each other are arranged on the fixture body 1, a tightening bolt I4 is arranged in the middle of the drilling template 2, drilling holes 5 are formed in two sides of the drilling template 2, a drilling sleeve 6 is arranged on each drilling hole 5, and a concave arc surface 25 is arranged at the lower part of the drilling template 2; the lower part of the back plate 3 is provided with two positioning holes 7, and the front end of the lower part of the back plate 3 is provided with a base 8; the lower part of the base 8 is provided with a square groove 9, two ends of the upper part of the base 8 are respectively provided with a square positioning groove 10, one side of the base 8 is provided with a tightening bolt II 11, and the base 8 is provided with a jack I12 which is communicated up and down; a positioning block 13 is arranged above the base 8, the top and the bottom of the positioning block 13 are flush, two sides of the positioning block 13 are arc-shaped, bosses 14 matched with the inner lock piece holes of the bearing cover are arranged on two sides of the positioning block 13, and a vertically through jack II 15 is arranged between the top and the bottom of the positioning block 13; the jack I12 is communicated with the jack II 15, the step positioning pin 16 is arranged in the jack I12 and the jack II 15, the jack II 15 is a stepped hole, the small end 26 of the step positioning pin is inserted into the inner hole 17 of the jack II 15, and the large end 18 of the step positioning pin above the base is sleeved with the spring 19.

The utility model discloses a theory of operation:

the back plate 3 is arranged in the front of a jaw fixing jaw 20 of the vice, a base 8 is arranged in the front of the back plate 3, a square groove 9 of the base 8 is connected to a fixing guide rail 21 of the vice in a clamped mode, the square groove 9 of the base 8 is fixed to the fixing guide rail 21 of the vice through a tightening bolt II 11 on one side of the square groove 9 of the base 8, a bearing cover 22 is arranged above the base 8, the top of the bearing cover 22 is fixed through a tightening bolt I4 of a drilling jig plate 2, the front and the back of the bearing cover 22 are fixed through the back plate 3 and a steel pipe 23 of a movable jaw respectively, a positioning block 13 is arranged below the bearing cover 22, a boss 14 on the positioning block 13 is inserted into a locking piece hole of the bearing cover.

Claims

1. The utility model provides a two hole anchor clamps are bored to bearing cap, includes the anchor clamps body, characterized by: the clamp body is provided with a drill plate and a back plate which are perpendicular to each other, a tightening bolt I is arranged in the middle of the drill plate, drill holes are formed in two sides of the drill plate, drill sleeves are arranged on the drill holes, and a concave arc surface is arranged at the lower part of the drill plate; the lower part of the back plate is provided with two positioning holes, and the front end of the lower part of the back plate is provided with a base; the lower part of the base is provided with a square groove, both ends of the upper part of the base are provided with square positioning grooves, one side of the base is provided with a tightening bolt II, and the base is provided with a jack I which is communicated up and down; a positioning block is arranged above the base, the top and the bottom of the positioning block are parallel and level, two sides of the positioning block are arc-shaped, bosses matched with the lock piece holes in the bearing cover are arranged on two sides of the positioning block, and a vertically through jack II is arranged between the top and the bottom of the positioning block; jack I and jack II link up, are equipped with spring locating pin in jack I and the jack II.

2. The clamp for drilling two holes on a bearing cap as claimed in claim 1, wherein: the jack II is a stepped hole, step positioning pins are arranged in the jack I and the jack II, the small ends of the step positioning pins are inserted into the inner holes of the jack II, and springs are sleeved at the large ends of the positioning pins above the base.