CN217045196U

CN217045196U - Positioning welding fixture for threaded pipe assembly for auxiliary frame

Info

Publication number: CN217045196U
Application number: CN202220107847.XU
Authority: CN
Inventors: 梁文建; 骆冠豪; 周东平; 高耀联
Original assignee: Guangzhou Tieyan Automobile Parts Co ltd
Current assignee: Guangzhou Tieyan Automobile Parts Co ltd
Priority date: 2022-01-16
Filing date: 2022-01-16
Publication date: 2022-07-26
Anticipated expiration: 2032-01-16

Abstract

The utility model belongs to the technical field of automobile sheet metal part production, a positioning welding fixture of a threaded pipe assembly for an auxiliary frame is disclosed, which comprises a base, wherein the threaded pipe assembly is formed by welding a threaded pipe and a bracket, and a first clamping piece and a second clamping piece which are used for matching and fixing the threaded pipe are arranged on the base; the first clamping piece comprises a first driving air cylinder arranged on a base, a sliding block arranged at the power output end of the first driving air cylinder and a plurality of fixing frames arranged on the sliding block, and a supporting seat for placing a support is further arranged on the base; the mount includes the fixed part that sets up with slider fixed connection's connecting portion and perpendicular to slider, the middle part of fixed part is provided with the support column that supplies the screwed pipe to embolia, and when first holder and second holder cooperation were fixed a position the screwed pipe with fixed, the top of fixed part was contradicted in the portion one end of bending of support. The utility model provides the high threaded tube subassembly's accuracy reduces to weld the condition such as partially taking place, improves product quality.

Description

Positioning welding fixture for threaded pipe assembly for auxiliary frame

Technical Field

The utility model belongs to the technical field of the production of car sheet metal component, concretely relates to fixed-position welding anchor clamps of screwed pipe subassembly for sub vehicle frame.

Background

The subframe can be regarded as a framework of the front axle and the rear axle, and is a component of the front axle and the rear axle. The subframe is not a complete frame, but rather a frame that supports the front and rear axles and the suspension, through which the axles and suspension are connected to the "main frame", and is conventionally referred to as the "subframe". The sub-frame is used for isolating vibration and noise and reducing the direct entering of the sub-frame into a carriage, so that the sub-frame is mostly arranged on luxury cars and off-road vehicles, and the sub-frame is arranged on engines of some vehicles. Conventional vehicle bodies without sub-frames have suspensions that are directly connected to the body steel panels. Thus, the suspension rocker mechanisms of both the front and rear axles are discrete components and not an assembly. After the subframe is formed, the front and rear suspensions may be assembled to the subframe to form an axle assembly, which is then mounted to the vehicle body.

And the screwed pipe subassembly in the sub vehicle frame is the essential part of sub vehicle frame, and the fineness of screwed pipe subassembly influences this sub vehicle frame's whole quality and performance, if the welding of screwed pipe subassembly is not good enough, very easily makes the ability of the separation vibration and the noise of sub vehicle frame descend by a wide margin.

So must design a pair according to the position demand of screwed pipe subassembly welding to the welded positioning fixture of screwed pipe subassembly for screwed pipe welding fineness improves, the circumstances such as welding partially can not appear.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a fixed-position welding anchor clamps of threaded pipe subassembly for sub vehicle frame, the ability of concrete quick location threaded pipe subassembly improves the yields of welding work efficiency and threaded pipe subassembly.

In order to achieve the above object, the utility model provides a following technical scheme:

a positioning welding clamp of a threaded pipe assembly for an auxiliary frame comprises a base, wherein the threaded pipe assembly is formed by welding a threaded pipe and a support, and a first clamping piece and a second clamping piece which are used for fixing the threaded pipe in a matched mode are arranged on the base; the first clamping piece comprises a first driving air cylinder arranged on a base, a sliding block arranged at the power output end of the first driving air cylinder and a plurality of fixing frames arranged on the sliding block, and a supporting seat for placing a support is further arranged on the base;

the mount includes the fixed part that sets up with slider fixed connection's connecting portion and perpendicular to slider, the middle part of fixed part is provided with the support column that supplies the screwed pipe to embolia, when first holder and the cooperation of second holder with screwed pipe location with fixed time, the top of fixed part is contradicted in the portion one end of bending of support.

In foretell sub vehicle frame is with positioning welding jig of screwed pipe subassembly, still be provided with on the base and divide the pair of guide rail that establishes in slider both sides bottom and with slide rail sliding connection, still be provided with the first stopper of restriction slider motion on the base.

In the above positioning welding fixture for threaded pipe assemblies for auxiliary frames, the second clamping piece comprises a second driving cylinder arranged on the base, a supporting block arranged at the power output end of the second driving cylinder and a top block arranged on the supporting block.

In the above positioning welding fixture for a threaded pipe assembly for an auxiliary frame, the support block includes a clamping portion fixedly connected to a power output end of the second driving cylinder, a guide portion arranged on the clamping portion and having a width narrower than that of the clamping portion, and two positioning rods arranged at the tail ends of the guide portion, and the two top blocks are respectively arranged at two ends of each positioning rod.

In the positioning welding fixture for the threaded pipe assembly for the auxiliary frame, the base is further provided with a second limiting block for limiting the movement of the supporting block, the second limiting block is provided with a square hole for the guide part to penetrate through, and after the second driving cylinder pushes the supporting block, the clamping part abuts against the surface of the second limiting block.

Among foretell threaded tube subassembly for sub vehicle frame's fixed-position welding anchor clamps, still be provided with the third holder that is used for cooperating the supporting seat fixed bolster on the base, the top of supporting seat is the recess of a adaptation support bottom shape, the third holder includes the bracing piece, sets up at the fixed block of bracing piece one end and sets up the third drive actuating cylinder that is used for driving the bracing piece and is close to or keeps away from the support at the bracing piece other end.

In the positioning welding fixture for the threaded pipe assembly for the auxiliary frame, the base is provided with the fulcrum rod, the fulcrum rod is hinged to the middle of the supporting rod through a hinge, and the power output end of the third driving cylinder is hinged to the other end of the supporting rod.

Compared with the prior art, the beneficial effects of the utility model are that: through fixed part and the support column cooperation on the mount for the position of support and screwed pipe can be fixed a position rapidly, and the relative position of support and screwed pipe is injectd accurately, improves the accuracy of screwed pipe subassembly, and the condition such as reduction welding partially takes place, improves product quality.

Drawings

Fig. 1 is a perspective view 1 of an embodiment of the present invention;

fig. 2 is a perspective view 2 of an embodiment of the present invention;

fig. 3 is a top view of an embodiment of the present invention;

fig. 4 is a perspective view of a second clamping member according to an embodiment of the present invention;

fig. 5 is a perspective view of a third clamping member in accordance with an embodiment of the present invention;

fig. 6 is a perspective view of the threaded pipe of the present invention;

fig. 7 is a perspective view of the bracket of the present invention.

In the figure: 1. the device comprises a base, 2, a threaded pipe, 3, a support, 31, a bending part, 41, a first driving cylinder, 42, a sliding block, 43, a fixing frame, 431, a connecting part, 432, a fixing part, 433, a supporting column, 44, a guide rail, 45, a first limiting block, 51, a second driving cylinder, 52, a clamping part, 53, a guide part, 54, a positioning rod, 55, a second limiting block, 56, a top block, 6, a supporting seat, 71, a third driving cylinder, 72, a supporting rod, 73, a fixing block, 74 and a fulcrum rod.

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.

Examples

Referring to fig. 1-7, the present invention provides a technical solution: a positioning welding fixture of a threaded pipe assembly for an auxiliary frame comprises a base 1, wherein the threaded pipe assembly is formed by welding a threaded pipe 2 and a support 3, and a first clamping piece and a second clamping piece which are used for fixing the threaded pipe 2 in a matched mode are arranged on the base 1; the first clamping piece comprises a first driving air cylinder 41 arranged on the base 1, a sliding block 42 arranged at the power output end of the first driving air cylinder 41 and a plurality of fixing frames 43 arranged on the sliding block 42, and the base 1 is also provided with a supporting seat 6 for placing the support 3;

the fixing frame 43 comprises a connecting portion 431 fixedly connected with the sliding block 42 and a fixing portion 432 arranged perpendicular to the sliding block 42, a supporting column 433 for the screwed pipe 2 to be sleeved in is arranged in the middle of the fixing portion 432, and when the screwed pipe 2 is positioned and fixed by matching the first clamping piece and the second clamping piece, the top of the fixing portion 432 abuts against one end of the bending portion 31 of the support 3.

In practical application, place support 3 on supporting seat 6, overlap screwed pipe 2 on support column 433, drive first holder and the cooperation of second holder with screwed pipe 2 location and fixed, when driving first holder, first actuating cylinder 41 promotes slider 42 and makes fixed part 432 impel forward, after first holder and the cooperation of second holder are fixed screwed pipe 2, the top of fixed part 432 is contradicted in the portion 31 one end of bending of support 3, if the one end of the portion 31 of bending does not contradict at fixed part 432, then the position of support 3 is not right, need adjust the position of support 3, make the relative position of support 3 and screwed pipe 2 more accurate.

In this embodiment, the base 1 is further provided with a pair of guide rails 44 respectively disposed at bottoms of two sides of the slider 42 and slidably connected to the slide rail 42, and the base 1 is further provided with a first limiting block 45 for limiting the movement of the slider 42.

In practical application, when the first driving cylinder 41 is started, the sliding block 42 slides on the guide rail 44 under the driving of the first driving cylinder 41; when the first clamping member and the second clamping member are matched to fix the threaded pipe 2, the sliding block 42 abuts against the first limiting block 45, and the first limiting block 45 is used for preventing the sliding block 42 from being pushed too deep, so that the positioning of the threaded pipe 2 is changed.

In this embodiment, the second clamping member includes a second driving cylinder 51 disposed on the base 1, a supporting block disposed at a power output end of the second driving cylinder 51, and a top block 56 disposed on the supporting block.

In practical application, the second driving cylinder 51 drives the supporting block and the top block 56 to abut against one end of the threaded pipe 2, and the top block 56 and the fixing frame 43 cooperate to fix the threaded pipe 2.

As a preferable scheme of the present embodiment, the supporting block includes a blocking portion 52 fixedly connected to the power output end of the second driving cylinder 51, a guiding portion 53 disposed on the blocking portion 52 and having a width narrower than that of the blocking portion 52, and two positioning rods 54 disposed at the ends of the guiding portion 53, and the two top blocks 56 are disposed at two ends of the positioning rods 54, respectively.

More preferably, the base 1 is further provided with a second limiting block 55 for limiting the movement of the supporting block, the second limiting block 55 is provided with a square hole for the guiding portion 53 to pass through, and when the second driving cylinder 51 pushes the supporting block, the blocking portion 52 abuts against the surface of the second limiting block 55.

In actual manufacturing, the second limiting block 55 and the supporting block are produced synchronously, so that the guide part 53 is inserted into the square hole of the second limiting block 55 all the time, the guide part 53 can slide on the second limiting block 55 through the square hole, but the positioning part 52 cannot pass through the square hole due to the long width, so that the position limit of the supporting block movement can be limited; in actual operation, the second driving cylinder 51 drives the supporting block to advance, and when the blocking portion 52 abuts against the surface of the second limiting block 55, the top block 56 abuts against the threaded pipe 2 so as to cooperate with the fixing frame 43 to fix the threaded pipe 2.

In this embodiment, still be provided with the third holder that is used for cooperating supporting seat 6 fixed bolster 3 on the base 1, the top of supporting seat 6 is the recess of the 3 bottom shapes of an adaptation support, and its effect lies in, can be so that support 3 can place steadily on supporting seat 6, can not produce the displacement in welding process atress.

Further, the third clamping member includes a supporting rod 72, a fixing block 73 disposed at one end of the supporting rod 72, and a third driving cylinder 71 disposed at the other end of the supporting rod 72 for driving the supporting rod 72 to approach or separate from the bracket 3.

In practical application, when the support 3 is positioned on the support seat 6 according to the fixing portion 432, the third driving cylinder 71 is started to drive the supporting rod 72 to approach the support 3 so that the fixing block 73 is pressed on the support 3, and the fixing block 73 and the support seat 6 cooperate to clamp and fix the support 3.

Further, the third driving cylinder 71 drives the supporting rod 72 close to the bracket 3 by using a lever principle, in this embodiment, a fulcrum rod 74 is disposed on the base 1, the fulcrum rod 74 is hinged to the middle of the supporting rod 72 by a hinge, and a power output end of the third driving cylinder 71 is hinged to the other end of the supporting rod 72.

In practical application, when the power output end of the third driving cylinder 71 descends, the supporting rod 72 is matched with the fulcrum rod 74, so that the fixing block 73 on the supporting rod 72 is far away from the bracket 3; when the power output end of the third driving cylinder 71 rises, the support rod 72 is engaged with the fulcrum rod 74 so that the fixing block 73 on the support rod 72 is pressed against the bracket 3 to fix the bracket 3.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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. A positioning welding clamp of a threaded pipe assembly for an auxiliary frame comprises a base, wherein the threaded pipe assembly is formed by welding a threaded pipe and a support, and is characterized in that a first clamping piece and a second clamping piece which are used for fixing the threaded pipe in a matched mode are arranged on the base; the first clamping piece comprises a first driving air cylinder arranged on the base, a sliding block arranged at the power output end of the first driving air cylinder and a plurality of fixing frames arranged on the sliding block, and the base is also provided with a supporting seat for placing a support;

the mount includes the fixed part that sets up with slider fixed connection's connecting portion and perpendicular to slider, the middle part of fixed part is provided with the support column that supplies the screwed pipe to embolia, and when first holder and second holder cooperation were fixed a position the screwed pipe with fixed, the top of fixed part was contradicted in the portion one end of bending of support.

2. The fixed-position welding fixture for the threaded pipe assembly for the subframe as claimed in claim 1, wherein the base is further provided with a pair of guide rails which are respectively arranged at the bottoms of the two sides of the sliding block and are slidably connected with the sliding rails, and the base is further provided with a first limiting block which limits the movement of the sliding block.

3. The tack welding jig for the threaded pipe assembly for a subframe of claim 1, wherein the second clamping member comprises a second driving cylinder provided on the base, a support block provided at a power take-off end of the second driving cylinder, and a top block provided on the support block.

4. The spot welding jig for the threaded pipe assembly for a subframe according to claim 3, wherein the support block comprises a locking portion fixedly connected to a power output end of the second driving cylinder, a guide portion provided on the locking portion and having a width narrower than that of the locking portion, and two positioning rods provided at ends of the guide portion, and the two top blocks are respectively provided at both ends of the positioning rods.

5. The jig for positioning and welding a threaded pipe assembly for a subframe of claim 4, wherein the base is further provided with a second limiting block for limiting the movement of the supporting block, the second limiting block is provided with a square hole for the guiding portion to pass through, and when the second driving cylinder pushes the supporting block, the blocking portion abuts against the surface of the second limiting block.

6. The tack welding jig for the threaded pipe assembly for the subframe of claim 1, wherein the base further comprises a third clamping member for engaging with the support seat fixing bracket, the top of the support seat is a groove adapted to the shape of the bottom of the support seat, and the third clamping member comprises a support rod, a fixing block disposed at one end of the support rod, and a third driving cylinder disposed at the other end of the support rod for driving the support rod to move closer to or away from the support.

7. The positioning and welding clamp of the threaded pipe assembly for the auxiliary frame according to claim 6, wherein a fulcrum bar is arranged on the base, the fulcrum bar is hinged to the middle of the supporting rod through a hinge, and a power output end of the third driving cylinder is hinged to the other end of the supporting rod.