CN211915935U

CN211915935U - Accurate positioning device for body-in-white welding fixture

Info

Publication number: CN211915935U
Application number: CN201922272767.0U
Authority: CN
Inventors: 刘伟
Original assignee: Dalian Weichen Technology Co ltd
Current assignee: Dalian Weichen Technology Co ltd
Priority date: 2019-12-18
Filing date: 2019-12-18
Publication date: 2020-11-13
Anticipated expiration: 2029-12-18

Abstract

The utility model discloses a white automobile body welding jig accurate positioning device, which comprises a bracket, it has the worm to rotate through the bearing in the middle of the inside of support mutually, the inside bilateral symmetry of support rotates through the bearing and links to each other there is the pivot, and the one end of pivot runs through the support, the outer wall of pivot is fixed to have cup jointed the worm wheel, and the worm wheel links to each other with the worm meshing, the positive bilateral symmetry of support is equipped with the draw-in groove. This white automobile body welding jig accurate positioning device through worm wheel and worm, can make things convenient for the staff to adjust the angle of anchor clamps according to the processing requirement, has saved that the staff wastes time and energy and has measured the work piece and put good the operation of going on fixing, has made things convenient for staff's use, through the cooperation of sleeve pipe and transmission shaft, can make things convenient for staff simultaneous control both sides to press from both sides the work piece simultaneously tightly and fix.

Description

Accurate positioning device for body-in-white welding fixture

Technical Field

The utility model relates to a welding jig technical field specifically is a white automobile body welding jig accurate positioning device.

Background

Welding, also be called the butt fusion, be one kind with the heating, high temperature or highly compressed mode joint metal or other thermoplastic materials are like the manufacturing process and the technique of plastics, welding jig is for guaranteeing weldment size of a dimension, improve assembly precision and efficiency, prevent the anchor clamps that welding deformation adopted, current welding jig, add man-hour to the work piece that the angle required, need the staff to waste time and energy measure the pendulum good operation of fixing carrying out the work piece, it is not convenient that the staff operation gets up extremely, it is regularly when pressing from both sides the fastening simultaneously, still need the staff to screw up the anchor clamps of both sides respectively, the staff's of being not convenient for use.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a white automobile body welding jig accurate positioning device 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 white automobile body welding jig accurate positioning device, includes the support, the inside centre of support is rotated through the bearing and is linked to each other there is the worm, the inside bilateral symmetry of support is rotated through the bearing and is linked to each other there is the pivot, and the one end of pivot runs through the support, the outer wall of pivot is fixed to be cup jointed the worm wheel, and the worm wheel meshes with the worm and links to each other, the positive bilateral symmetry of support is equipped with the draw-in groove, and the draw-in groove is fixed with the pivot and links to each other, the below rigid coupling of draw-in groove has the sleeve, and the inside of sleeve communicates with the inside of draw-in groove each other, the inside of sleeve rotates through the bearing and is linked to have the telescopic link, and the ejector pin of telescopic link slides the joint with the inner wall of sleeve, the outer wall below fixed coupling of telescopic link has first conical gear, and the one end of the transmission shaft far away from the sleeve pipe penetrates through the sleeve pipe to be fixedly connected with the second bevel gear, a sliding groove is formed in the sleeve pipe, a sliding block is connected to the inside of the sliding groove in a sliding and clamping mode, and the one end of the transmission shaft close to the sleeve pipe penetrates through the sleeve pipe to be fixedly connected with the sliding block.

Compared with the prior art, the beneficial effects of the utility model are that: this white automobile body welding jig accurate positioning device through worm wheel and worm, can make things convenient for the staff to adjust the angle of anchor clamps according to the processing requirement, has saved that the staff wastes time and energy and has measured the work piece and put good the operation of going on fixing, has made things convenient for staff's use, through the cooperation of sleeve pipe and transmission shaft, can make things convenient for staff simultaneous control both sides to press from both sides the work piece simultaneously tightly and fix.

Drawings

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

fig. 2 is a schematic view of the internal top structure of the stent shown in fig. 1 according to the present invention.

In the figure: 1. the device comprises a support, 2, a worm, 3, a rotating shaft, 4, a clamping groove, 5, a sleeve, 6, a telescopic rod, 7, a first bevel gear, 8, a second bevel gear, 9, a transmission shaft, 10, a sliding block, 11, a sliding groove, 12, a sleeve, 13 and a worm wheel.

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.

Referring to fig. 1-2, the present invention provides a technical solution: an accurate positioning device for a welding fixture of a white automobile body comprises a bracket 1, the middle inside of a telescopic rod bracket 1 is connected with a worm 2 through a bearing in a rotating way, two sides of the inside of the telescopic rod bracket 1 are symmetrically connected with a rotating shaft 3 through a bearing in a rotating way, one end of the rotating shaft 3 penetrates through the bracket 1, a worm wheel 13 is fixedly sleeved on the outer wall of the telescopic rod rotating shaft 3, the worm wheel 13 is meshed with the worm 2, clamping grooves 4 are symmetrically arranged on two sides of the front side of the telescopic rod bracket 1, the clamping grooves 4 are fixedly connected with the rotating shaft 3, the worm 2 rotates around the bearing according to the angle required to be welded, the worm 2 rotates to clamp the worm wheels 13 on two sides to drive the rotating shaft 3 to rotate relatively, so that the clamping grooves 4 on two sides rotate relatively at the same speed to adjust the angle, a sleeve 5 is fixedly connected below the telescopic rod clamping grooves 4, the inner part of the sleeve 5, and the top rod of the telescopic rod 6 is slidably clamped with the inner wall of the sleeve 5, a first bevel gear 7 is fixedly sleeved below the outer wall of the telescopic rod 6, a second bevel gear 8 is engaged with one side of the first bevel gear 7 of the telescopic rod, a sleeve 12 is arranged below the telescopic rod bracket 1, transmission shafts 9 are symmetrically arranged on two sides of the telescopic rod sleeve 12, one ends of the transmission shafts 9 far away from the sleeve 12 penetrate through the sleeve 5 and are fixedly connected with the second bevel gear 8, a sliding groove 11 is formed in the telescopic rod sleeve 12, a sliding block 10 is slidably clamped in the sliding groove 11, one ends of the telescopic rod transmission shafts 9 close to the sleeve 12 penetrate through the sleeve 12 and are fixedly connected with the sliding block 10, the sleeves 12 on two sides are driven by the transmission shafts 9 to move up and down relatively, the transmission shafts 9 drive the sliding blocks 10 to slide along the sliding groove 11 relatively, and rotate sleeve pipe 12, sleeve pipe 12 blocks slider 10 through spout 11 and rotates, and transmission shaft 9 is universal drive shaft, and slider 10 drives second bevel gear 8 through transmission shaft 9 and rotates, and second bevel gear 8 drives the inside double-screw bolt of telescopic link 6 through second bevel gear 7 and rotates around the bearing to it fixes to make the ejector pin of telescopic link 6 stretch out to compress tightly the work piece, and it can to weld the work piece at last.

In this embodiment, when in use, according to the angle to be welded, the worm 2 is rotated around the bearing, the worm 2 rotates to clamp the worm wheels 13 on both sides to drive the rotating shaft 3 to rotate relatively, so that the clamping grooves 4 on both sides rotate relatively at the same speed to adjust the angle, the sleeves 5 on both sides drive the sleeves 12 to move up and down relatively through the transmission shaft 9, the transmission shaft 9 drives the sliding blocks 10 to slide relatively along the sliding grooves 11, then the two workpieces to be welded are placed inside the clamping grooves by a worker, the sleeves 12 rotate, the sleeves 12 clamp the sliding blocks 10 to rotate through the sliding grooves 11, the transmission shaft 9 is a universal transmission shaft, the sliding blocks 10 drive the second bevel gears 8 to rotate through the transmission shaft 9, the second bevel gears 8 drive the studs inside of the telescopic rods 6 to rotate around the bearing through the second bevel gears 7, so that the ejector rods of the telescopic rods 6, and finally, welding the workpiece.

In the description of the present invention, it is to be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "other end", "upper", "one side", "top", "inner", "front", "center", "both ends", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "disposed," "connected," "fixed," "screwed" and the like are to be construed broadly, e.g., as meaning fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through an intermediate medium, and may be connected through the inside of two elements or in an interaction relationship between two elements, unless otherwise specifically defined, and the specific meaning of the above terms in the present invention will be understood by those skilled in the art according to specific situations.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a white automobile body welding jig accurate positioning device, includes support (1), its characterized in that: the middle of the interior of the support (1) is connected with a worm (2) through a bearing in a rotating manner, the bilateral symmetry of the interior of the support (1) is connected with a rotating shaft (3) through a bearing in a rotating manner, one end of the rotating shaft (3) penetrates through the support (1), a worm wheel (13) is fixedly sleeved on the outer wall of the rotating shaft (3), the worm wheel (13) is meshed with the worm (2) and connected with the worm, clamping grooves (4) are symmetrically arranged on the front side of the support (1), the clamping grooves (4) are fixedly connected with the rotating shaft (3), a sleeve (5) is fixedly connected below the clamping grooves (4), the interior of the sleeve (5) is communicated with the interior of the clamping grooves (4), an expansion rod (6) is connected with the interior of the sleeve (5) through a bearing in a rotating manner, a push rod of the expansion rod (6) is connected with the inner wall of the sleeve (5) in a sliding manner, a, one side meshing of first conical gear (7) has second conical gear (8), the below of support (1) is equipped with sleeve pipe (12), the bilateral symmetry of sleeve pipe (12) is equipped with transmission shaft (9), and transmission shaft (9) keep away from the one end of sleeve pipe (12) and run through sleeve (5) and second conical gear (8) fixed linking to each other, the inside of sleeve pipe (12) is opened there is spout (11), and the inside slip joint of spout (11) has slider (10), the one end that transmission shaft (9) are close to sleeve pipe (12) runs through sleeve pipe (12) and slider (10) fixed linking to each other.