CN218657525U

CN218657525U - Welding positioning supporting mechanism for outer doorsill part of automobile

Info

Publication number: CN218657525U
Application number: CN202222478162.9U
Authority: CN
Inventors: 陈晖�
Original assignee: Jiangsu Lingyun Hengjin Auto Parts Co ltd
Current assignee: Jiangsu Lingyun Hengjin Auto Parts Co ltd
Priority date: 2022-09-19
Filing date: 2022-09-19
Publication date: 2023-03-21
Anticipated expiration: 2032-09-19

Abstract

Vapour outer threshold spare welding position supporting mechanism, belong to automobile parts processing equipment technical field, by fixed clamp splice, lower electrode rod, rotation regulation subassembly and supporting component constitute, fixed clamp splice connection is fixed on the workstation, rotation regulation subassembly connection is fixed in fixed clamp splice, lower electrode rod presss from both sides tightly to be fixed in rotation regulation subassembly, the supporting component connection is fixed in the top of lower electrode rod, be equipped with locating pin and a plurality of support on the supporting component, be equipped with the bracing piece in every support, outer threshold spare is supported by the bracing piece on the support after through locating pin location, realize the welded fastening between nut and the outer threshold spare through lower electrode core and last electrode core contact. The utility model discloses can form effectual location support in the welding of external threshold spare, avoid rocking, the unstable problem of welding among the welding process, effectively guarantee the depth of parallelism of face of weld and welding machine bottom electrode face, reduce the leg indentation in the welding of outer threshold nut, further promote welding quality.

Description

Welding positioning supporting mechanism for outer doorsill part of automobile

Technical Field

The utility model belongs to the technical field of automobile parts processing equipment, a automobile parts welding auxiliary fixtures is related to, specific welding position supporting mechanism for processing outer threshold spare of car that says so.

Background

At present, the machining process of the automobile outer threshold part mainly comprises stamping and welding feeding, a cold stamping single-piece semi-finished product is machined through the stamping process, and the welding of nuts on the welding surface of the threshold part is completed through the welding feeding process so as to be used for connecting and installing the safety airbag sensor. The traditional welding feeding process is handheld feeding, a welding hole is arranged on an electrode core through a handheld part, although the part is fixed in the horizontal direction and cannot move front, back, left and right, the part can still rotate around the electrode core, meanwhile, the part cannot be fixed in the vertical direction due to the action of gravity, shaking is easy to occur, and welding is unstable; in addition, because the weld nut is square four-corner nut, four nut weld legs are sharp-pointed, and the parallelism of the welding surface and the welding machine lower electrode surface can not be guaranteed, so that weld leg indentation appears on the surface of the part, and the welding quality is influenced. Therefore, how to improve the parallelism and stability of the welding surface in the welding process is particularly necessary.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the purpose appears rocking easily to present outer threshold spare hand-held type welding material loading in-process, and the face of weld can't guarantee with welding machine bottom electrode face depth of parallelism, and the welding is unstable, and the fillet indentation easily appears, and it is not enough to influence welding quality etc. provides an outer threshold spare welding position supporting mechanism of vapour car, can promote the depth of parallelism between face of weld and the bottom electrode, also can promote the stability ability improvement nut welding quality and the efficiency of face of weld.

For solving the problem that rocks, face of weld and bottom electrode face depth of parallelism can't guarantee among the welding process, the utility model discloses a following technical scheme, comprises a workbench, welding position supporting mechanism comprises fixed clamp splice, bottom electrode pole, rotation regulation subassembly and supporting component, fixed clamp splice connection is fixed on the workstation, rotation regulation subassembly connection is fixed in the fixed clamp splice, the bottom electrode pole presss from both sides tightly to be fixed among the rotation regulation subassembly, the supporting component connection is fixed the top of bottom electrode pole, last locating pin and a plurality of support, every of being equipped with of supporting component be equipped with the bracing piece in the support, outer threshold spare is supported by the bracing piece on the support after the locating pin location, realizes the welded fastening between nut and the outer threshold spare through bottom electrode core and last electrode core contact.

The rotary adjusting component can rotate and adjust between the upper clamping block and the lower clamping block to realize the micro-adjustment of the angle of the lower electrode rod and the supporting component. It is right to the utility model discloses make further improvement, fixed clamp splice comprises last clamp splice and lower clamp splice connection, goes up the clamp splice and is equipped with the semicircle orifice on the two contact bottom surfaces of clamp splice down, will go up the clamp splice through the bolt and be connected with clamp splice tensioning down, and rotation regulation subassembly is pressed from both sides tightly in two semicircle orifices.

In order to realize that the lower electrode rod can move up and down in the rotary adjusting component, and is clamped and fixed through the rotary clamping cover, so that the micro-adjustment of the lifting of the lower electrode rod and the supporting component is realized. It is right the utility model discloses make further improvement, rotatory adjusting part comprises rotating clamp lid and rotary rod connection, is equipped with the semicircle orifice on the two contact terminal surfaces of rotating clamp lid and rotary rod, will rotate clamp lid and the taut connection of rotary rod through the bolt, the lower electrode pole is pressed from both sides tightly in two halves round holes.

For solving the welding unstability, the relatively poor problem of depth of parallelism between face of weld and the bottom electrode is right the utility model discloses do further improvement, supporting component is connected by supporting platform, first support, second support, third support, fourth support and the tight piece of clamp and constitutes, and supporting platform's one end connects soon and is equipped with the locating pin, is equipped with the electrode hole on the other end, and the tight piece of clamp is connected to the supporting platform bottom, and it is coaxial with the electrode hole to press from both sides tight piece center, and the bottom electrode pole is worn out from pressing from both sides tight piece and electrode hole to press from both sides tightly the piece by pressing from both sides tightly.

In order to solve the problem that the supporting component can support the outer threshold piece more stably in the welding process and can conveniently adjust the supporting position in the supporting process.

It is right the utility model discloses make further improvement, first support and the fixed one side that sets up at supporting platform of second support, third support and the fixed opposite side that sets up at supporting platform of fourth support, second support, third support, fourth support all with supporting platform parallel arrangement, first support forms 45 contained angles with supporting platform. The outer doorsill piece structure supports the outer doorsill piece structure in four directions, and the support is stable.

It is right the utility model discloses make further improvement, the bracing piece is the threaded rod, and the bracing piece sets up with the support at place is perpendicular to form threaded connection, adjust the bearing height of bracing piece through screw drive.

The utility model has the advantages that: the utility model discloses can form effectual location support in the welding of external threshold spare, avoid rocking, the unstable problem of welding among the welding process, effectively guarantee the depth of parallelism of face of weld and welding machine bottom electrode face, reduce the leg indentation in the welding of outer threshold nut, further promote welding quality.

Drawings

Fig. 1 is the first angle structure schematic diagram of the welding position supporting mechanism of the utility model.

Fig. 2 is the second angle structure schematic diagram of the welding positioning support mechanism of the utility model.

Fig. 3 is a schematic view of the first angle structure of the middle rotation adjusting assembly and the supporting assembly of the present invention.

Fig. 4 is a second angle structure diagram of the middle rotation adjusting assembly and the supporting assembly of the present invention.

Fig. 5 is a schematic view of the first angle structure of the middle support assembly of the present invention.

Fig. 6 is a schematic diagram of a second angle structure of the middle support assembly of the present invention.

In the figure: the electrode clamp comprises a workbench 1, a fixed clamping block 2, a lower electrode rod 3, a rotary adjusting component 4, a supporting component 5, a supporting platform 5-1, a first support 5-2, a second support 5-3, a third support 5-4, a supporting rod 5-5, a fourth support 5-6, a positioning pin 5-7, a clamping block 5-8, an electrode hole 5-9, an outer threshold piece 6 and a lower electrode core 7.

Detailed Description

The present invention will be further clarified by the following description in conjunction with the accompanying drawings, which are to be understood as illustrative only and not limiting the scope of the invention, and the modifications of the various equivalent forms of the invention, which are made by those skilled in the art after reading the present invention, fall within the scope defined by the appended claims.

Example 1

As shown in fig. 1-2, the welding, positioning and supporting mechanism for the outer threshold member of the automobile is composed of a fixed clamping block 2, a lower electrode rod 3, a rotary adjusting component 4 and a supporting component 5, wherein the fixed clamping block 2 is fixedly connected to a workbench 1, the rotary adjusting component 4 is fixedly connected to the fixed clamping block 2, the lower electrode rod 3 is fixedly clamped in the rotary adjusting component 4, the supporting component 5 is fixedly connected to the upper portion of the lower electrode rod 3, the supporting component 5 is provided with a positioning pin 5-7 and a plurality of supports, each support is provided with a supporting rod 5-5, the outer threshold member 6 is supported by the supporting rods 5-5 on the supports after being positioned by the positioning pin 5-7, and the welding and fixing between the nut and the outer threshold member 6 are realized by the contact of the lower electrode core 7 and the upper electrode core.

The fixed clamping block 2 is formed by connecting an upper clamping block and a lower clamping block, semicircular holes are formed in the two contact bottom surfaces of the upper clamping block and the lower clamping block, the upper clamping block and the lower clamping block are connected in a tensioning mode through bolts, and the rotary adjusting assembly 4 is clamped in the two semicircular holes. The rotary adjusting component 4 is formed by connecting a rotary clamp cover 4-1 and a rotary rod 4-2, semicircular holes are formed in two contact end faces of the rotary clamp cover 4-1 and the rotary rod 4-2, the rotary clamp cover 4-1 is connected with the rotary rod 4-2 in a tensioning mode through bolts, and the lower electrode rod 3 is clamped in the two semicircular holes. The supporting assembly 5 is formed by connecting a supporting platform 5-1, a first support 5-2, a second support 5-3, a third support 5-4, a fourth support 5-6 and a clamping block 5-8, one end of the supporting platform 5-1 is screwed with a positioning pin 5-7, the other end of the supporting platform is provided with an electrode hole 5-9, the bottom of the supporting platform 5-1 is connected with the clamping block 5-8, the center of the clamping block 5-8 is coaxial with the electrode hole 5-9, and the lower electrode rod 3 penetrates out of the clamping block 5-8 and the electrode hole 5-9 and is clamped by the clamping block 5-8.

Example 2

Different from the embodiment 1, as shown in fig. 5-6, the first bracket 5-2 and the second bracket 5-3 are fixedly arranged on one side of the supporting platform 5-1, the third bracket 5-4 and the fourth bracket 5-6 are fixedly arranged on the other side of the supporting platform 5-1, the second bracket 5-3, the third bracket 5-4 and the fourth bracket 5-6 are all arranged in parallel with the supporting platform 5-1, and the first bracket 5-2 and the supporting platform 5-1 form an included angle of 45 degrees. The support rod 5-5 is a threaded rod, the support rod 5-5 is perpendicular to the support where the support rod is located and forms threaded connection, and the support height of the support rod 5-5 is adjusted through screw transmission.

As shown in fig. 1-6, the application method of the welding, positioning and supporting mechanism for the automobile outer door sill member is as follows: the whole workbench is fixedly connected on a welding machine, a rotary rod in a rotary adjusting assembly is arranged between an upper clamping block and a lower clamping block, the rotary rod is clamped tightly, a lower electrode rod is arranged between the rotary rod and a rotary clamping cover, the electrode rod is clamped tightly, a supporting platform is sleeved on the electrode rod through an electrode hole in the supporting platform, the lower electrode rod is clamped and fixed through a clamping block at the bottom of the supporting platform, a lower electrode core is inserted at the top of the lower electrode rod, a positioning pin is screwed on the supporting platform, an outer threshold piece is positioned and placed through the positioning pin and the lower electrode core, a gap between the top end of the supporting rod and the outer threshold piece is adjusted through rotating the supporting rod after the outer threshold piece is placed, the part achieves better stability after being placed, 4 supporting rods replace hands to carry out up-down direction stable support on the part, the parallelism between a welding surface and the lower electrode surface of the welding machine is effectively guaranteed, leg indentation is reduced, and the appearance quality of welding is improved.

Claims

1. A welding, positioning and supporting mechanism for an automobile outer doorsill part comprises a workbench (1); the method is characterized in that: welding position supporting mechanism comprises fixed clamp splice (2), lower electrode rod (3), rotation regulation subassembly (4) and supporting component (5), fixed clamp splice (2) are connected to be fixed on workstation (1), rotation regulation subassembly (4) are connected to be fixed in fixed clamp splice (2), lower electrode rod (3) clamp is pressed from both sides tightly to be fixed in rotation regulation subassembly (4), supporting component (5) are connected to be fixed the top of lower electrode rod (3), be equipped with locating pin (5-7) and a plurality of support on supporting component (5), every be equipped with bracing piece (5-5) in the support, outer threshold spare (6) are supported by bracing piece (5-5) on the support after locating pin (5-7) location, realize the welded fastening between nut and outer threshold spare (6) through electrode core (7) down and last electrode core contact.

2. The automobile outer sill member welding positioning support mechanism according to claim 1, characterized in that: the fixed clamping block (2) is formed by connecting an upper clamping block and a lower clamping block, semicircular holes are formed in the two contact bottom surfaces of the upper clamping block and the lower clamping block, the upper clamping block and the lower clamping block are connected in a tensioning mode through bolts, and the rotary adjusting assembly (4) is clamped in the two semicircular holes.

3. The automobile outer sill member welding positioning support mechanism according to claim 1, characterized in that: the rotary adjusting assembly (4) is formed by connecting a rotary clamp cover (4-1) and a rotary rod (4-2), semicircular holes are formed in two contact end faces of the rotary clamp cover (4-1) and the rotary rod (4-2), the rotary clamp cover (4-1) and the rotary rod (4-2) are connected in a tensioning mode through bolts, and the lower electrode rod (3) is clamped in the two semicircular holes.

4. The automobile outer sill member welding positioning support mechanism according to claim 1, characterized in that: the supporting assembly (5) is formed by connecting a supporting platform (5-1), a first support (5-2), a second support (5-3), a third support (5-4), a fourth support (5-6) and a clamping block (5-8), one end of the supporting platform (5-1) is connected with a positioning pin (5-7) in a screwing mode, the other end of the supporting platform is provided with an electrode hole (5-9), the bottom of the supporting platform (5-1) is connected with the clamping block (5-8), the center of the clamping block (5-8) is coaxial with the electrode hole (5-9), and the lower electrode rod (3) penetrates out of the clamping block (5-8) and the electrode hole (5-9) and is clamped by the clamping block (5-8).

5. The automobile outer sill member welding positioning support mechanism according to claim 4, characterized in that: the first support (5-2) and the second support (5-3) are fixedly arranged on one side of the supporting platform (5-1), the third support (5-4) and the fourth support (5-6) are fixedly arranged on the other side of the supporting platform (5-1), the second support (5-3), the third support (5-4) and the fourth support (5-6) are arranged in parallel with the supporting platform (5-1), and the first support (5-2) and the supporting platform (5-1) form an included angle of 45 degrees.

6. The automobile outer sill member welding positioning support mechanism according to claim 4, characterized in that: the supporting rods (5-5) are threaded rods, the supporting rods (5-5) are perpendicular to the support where the supporting rods are located and form threaded connection, and the supporting heights of the supporting rods (5-5) are adjusted through screw transmission.