CN112264750A

CN112264750A - Automobile longitudinal beam welding fixture

Info

Publication number: CN112264750A
Application number: CN202011230084.XA
Authority: CN
Inventors: 程传宏; 王友爱
Original assignee: Rizhao Xingye Auto Parts Co ltd
Current assignee: Rizhao Xingye Auto Parts Co ltd
Priority date: 2020-11-06
Filing date: 2020-11-06
Publication date: 2021-01-26

Abstract

The invention discloses an automobile longitudinal beam welding fixture, which relates to the field of automobile part machining and comprises a workbench, wherein two ends of the top of the workbench are respectively provided with a main sliding groove, two groups of main sliding blocks are symmetrically and slidably connected inside the main sliding grooves, the tops of the main sliding blocks are respectively provided with a main fixture, the top of the main fixture is provided with a first pneumatic cylinder, and the output end of the first pneumatic cylinder movably penetrates through the lower part of the main fixture and is connected with a first clamping block. The two ends of the top of the workbench are respectively connected with a group of main clamps which correspond to each other in a longitudinal sliding mode, the main clamps are used for fixing two groups of longitudinal beams, the distance between the main clamps can be adjusted to adapt to different distances between the two longitudinal beams, a plurality of groups of auxiliary clamps are transversely connected between the two groups of main clamps on the top of the workbench in a sliding mode, the auxiliary clamps are used for fixing cross beams between the two groups of longitudinal beams, a plurality of groups of cross beams which need to be welded can be clamped simultaneously, and the distance between the auxiliary clamps can be adjusted to adapt to different distances between the cross beams.

Description

Automobile longitudinal beam welding fixture

Technical Field

The invention relates to the field of automobile part machining, in particular to an automobile longitudinal beam welding clamp.

Background

The automobile longitudinal beam is one of important parts of an automobile, welding treatment needs to be carried out in the production process, the stability of parts needs to be guaranteed by means of a clamp during welding, and the welding clamp is used for guaranteeing the size of a weldment, improving assembly precision and efficiency and preventing welding deformation.

The existing automobile longitudinal beam welding clamp can not adapt to the width of longitudinal beams of various automobile types mostly, and after one transverse beam is welded, the next transverse beam needs to be clamped again for welding, so that the welding is very inconvenient.

Disclosure of Invention

The invention aims to: in order to solve the problem that the existing automobile longitudinal beam welding clamp can not adapt to the width of longitudinal beams of various automobile types mostly, and a next transverse beam needs to be clamped again after a transverse beam is welded, and the welding clamp is very inconvenient.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a car longeron welding jig, includes the workstation, main spout has all been seted up at workstation top both ends, and the inside symmetrical sliding connection of main spout has two sets of main sliders, main slider top all is provided with main anchor clamps, and installs first pneumatic cylinder at main anchor clamps top, the activity of first pneumatic cylinder output runs through to the below of main anchor clamps and is connected with first clamp splice, the workstation top is located has seted up vice spout between two sets of main spouts, and the inside sliding connection of vice spout has a plurality of vice sliders, vice slider top all is provided with vice anchor clamps, and all installs the second pneumatic cylinder at vice anchor clamps top, the activity of second pneumatic cylinder output runs through to vice anchor clamps below and is connected with the second clamp splice.

Preferably, the first clamping block, the second clamping block, the bottom of the groove of the main clamp and the bottom of the groove of the auxiliary clamp are all provided with rubber pads.

Preferably, the two sides and the bottom of the main sliding block and the auxiliary sliding block are respectively provided with a roller, and the main sliding groove and the auxiliary sliding groove are respectively internally provided with a track matched with the rollers.

Preferably, the grooves of the main jig and the sub jig are located on the same horizontal plane.

Preferably, all be provided with the universal wheel in workstation bottom four corners department, and all be provided with the service brake on the universal wheel.

Preferably, the workbench is internally provided with an empty groove, and the empty groove is internally provided with a drawer.

Preferably, the top edge of the workbench is provided with a welding gun seat.

Preferably, the workstation top is located the next door of main spout and vice spout and all is provided with the fixed slot, and the fixed slot is the rack structure, all rotate on main slider and the vice slider be connected with fixed slot matched with fixed block.

Preferably, the top of the workbench is provided with a graduated scale on one side of the main chute far away from the fixing groove, and the scales of the graduated scale are sequentially increased from the middle to two ends.

Preferably, the main clamp and the auxiliary clamp are both in a C shape.

Compared with the prior art, the invention has the beneficial effects that: the two ends of the top of the workbench are respectively connected with a group of main clamps which correspond to each other in a longitudinal sliding mode, the main clamps are used for fixing two groups of longitudinal beams, the distance between the main clamps can be adjusted to adapt to different distances between the two longitudinal beams, a plurality of groups of auxiliary clamps are transversely connected between the two groups of main clamps on the top of the workbench in a sliding mode, the auxiliary clamps are used for fixing cross beams between the two groups of longitudinal beams, a plurality of groups of cross beams which need to be welded can be clamped simultaneously, and the distance between the auxiliary clamps can be adjusted to adapt to different distances between the cross beams.

Drawings

FIG. 1 is a main sectional view of the present invention;

FIG. 2 is a side cross-sectional view of the present invention;

FIG. 3 is a top view of the present invention;

FIG. 4 is an enlarged view of the present invention A;

fig. 5 is an enlarged view of the present invention B.

In the figure: 1. a work table; 2. a main clamp; 3. a first pneumatic cylinder; 4. a first clamping block; 5. a rubber pad; 6. a main chute; 7. a main slider; 8. a secondary clamp; 9. an auxiliary chute; 10. a sub slider; 11. an empty groove; 12. a roller; 13. a fixed block; 14. fixing grooves; 15. a universal wheel; 16. a welding gun seat; 17. a second pneumatic cylinder; 18. a second clamp block; 19. a drawer; 20. a graduated scale.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., 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, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance. In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art. The following describes an embodiment of the present invention based on its overall structure.

Please refer to fig. 1-5, a welding fixture for automobile longitudinal beams, comprises a worktable 1, main chutes 6 are respectively formed at two ends of the top of the worktable 1, and two sets of main sliding blocks 7 are symmetrically and slidably connected to the inside of the main chutes 6, main fixtures 2 are respectively arranged at the tops of the main sliding blocks 7, first pneumatic cylinders 3 are respectively arranged at the tops of the main fixtures 2, output ends of the first pneumatic cylinders 3 movably penetrate through the lower portion of the main fixture 2 and are connected with first clamping blocks 4, auxiliary chutes 9 are formed between the two sets of main chutes 6 at the top of the worktable 1, and a plurality of auxiliary sliding blocks 10 are slidably connected to the inside of the auxiliary chutes 9, auxiliary fixtures 8 are respectively arranged at the tops of the auxiliary sliding blocks 10, second pneumatic cylinders 17 are respectively arranged at the tops of the auxiliary fixtures 8, and output ends of the second pneumatic cylinders 17 movably penetrate through the lower portion of the auxiliary.

According to the invention, a group of main clamps 2 corresponding to each other are respectively connected to two ends of the top of the workbench 1 in a longitudinally sliding manner, the main clamps 2 are used for fixing two groups of longitudinal beams, the distance between the main clamps 2 can be adjusted to adapt to different distances between the two longitudinal beams, a plurality of groups of auxiliary clamps 8 are transversely connected between the two groups of main clamps 2 at the top of the workbench 1 in a sliding manner, the auxiliary clamps 8 are used for fixing cross beams between the two groups of longitudinal beams, a plurality of groups of cross beams needing to be welded can be simultaneously clamped, and the different distances between the cross beams can be adapted by adjusting the distance between the auxiliary clamps 8.

Please refer to fig. 1 and fig. 2, the first clamping block 4, the second clamping block 18, the bottom of the groove of the main clamp 2 and the bottom of the groove of the auxiliary clamp 8 are all provided with rubber pads 5, the cross beam and the longitudinal beam can be clamped more tightly by the invention through the rubber pads 5, and the main clamp 2 and the auxiliary clamp 8 can be prevented from damaging the cross beam and the longitudinal beam.

Please refer to fig. 1, fig. 2 and fig. 5, the main slider 7 and the auxiliary slider 10 are provided with rollers 12 at both sides and bottom thereof, and the main chute 6 and the auxiliary chute 9 are provided with tracks matching with the rollers 12, so that the main slider 7 and the auxiliary slider 10 can slide more smoothly by the rollers 12.

Please refer to fig. 1 and 2, the grooves of the main clamp 2 and the auxiliary clamp 8 are located on the same horizontal plane, and the longitudinal beam and the cross beam are located on the same horizontal plane through the components located on the same horizontal plane, so as to facilitate welding.

Please refer to fig. 1 and fig. 2, the four corners of the bottom of the worktable 1 are all provided with universal wheels 15, and the universal wheels 15 are all provided with foot brakes.

Please refer to fig. 1 and 2, the inside of the working platform 1 is provided with a hollow groove 11, and the inside of the hollow groove 11 is provided with a drawer 19.

Referring to fig. 1 and 3, the welding torch seat 16 is disposed at the top edge of the workbench, and the welding torch has a place for placing the welding torch when the use of the welding torch is suspended by the welding torch seat 16.

Please refer to fig. 2, fig. 3 and fig. 4, the top of the working platform 1 is provided with a fixing groove 14 beside the main sliding groove 6 and the auxiliary sliding groove 9, the fixing groove 14 is in a rack structure, the main sliding block 7 and the auxiliary sliding block 10 are rotatably connected with a fixing block 13 matched with the fixing groove 14, and the main sliding block 7 and the auxiliary sliding block 10 are fixed by the fixing groove 14 and the fixing block 13.

Please refer to fig. 3, the scale 20 is disposed on the side of the top of the working platform 1 away from the main sliding chute 6 and away from the fixing groove 14, and the scales of the scale 20 are sequentially increased from the middle to the two ends, and by disposing the scale 20, the distance between the main clamps 2 can be better observed to adapt to the distance between the two groups of longitudinal beams.

Please refer to fig. 1 and 2, the main clamp 2 and the auxiliary clamp 8 are both "C" shaped, and the grooves in the main clamp 2 and the auxiliary clamp 8 are arranged to facilitate the placement of the cross beam and the longitudinal beam.

The working principle is as follows: when the device is used, the distance between the corresponding main fixtures 2 is adapted to the distance between two groups of longitudinal beams by the sliding of the main sliding block 7 in the main sliding chute 6, then the two longitudinal beams are placed in the grooves of the corresponding main fixtures 2, the first clamping block 4 is pushed by the first pneumatic cylinder 3 to clamp the longitudinal beams, the friction between the bottom of the first clamping block 4 and the rubber pad 5 at the bottom of the groove of the main fixture 2 can be increased to clamp the longitudinal beams more tightly and prevent the main fixture 2 from damaging the longitudinal beams, then each group of auxiliary fixtures 8 is slid to a proper position and fixed according to the number and the distance of the cross beams, the cross beams to be welded are respectively placed in the grooves of the corresponding auxiliary fixtures 8, the second pneumatic cylinder 17 is used to push the second clamping block 18 to clamp the cross beams, the main fixture 2 and the auxiliary fixtures 8 are fixed by pressing the fixing blocks 13 to clamp the fixing grooves 14, and then the joints of the cross beams and the longitudinal beams are, when the welding gun is not used for welding, the welding gun can be placed in the welding gun seat 16, sundries can be placed in the drawer 19 in the hollow groove 11 in the workbench 1, the device can be moved freely through the universal wheel 15 at the bottom of the workbench 1, and the device can be fixed through a foot brake.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides an automobile longitudinal beam welding jig, includes workstation (1), its characterized in that: the two ends of the top of the workbench (1) are both provided with main chutes (6), the interior of each main chute (6) is symmetrically and slidably connected with two groups of main sliding blocks (7), the tops of the main sliding blocks (7) are both provided with main clamps (2), and the top of the main clamp (2) is provided with a first pneumatic cylinder (3), the output end of the first pneumatic cylinder (3) movably penetrates to the lower part of the main clamp (2) and is connected with a first clamping block (4), an auxiliary sliding groove (9) is arranged between the two groups of main sliding grooves (6) at the top of the workbench (1), a plurality of auxiliary sliding blocks (10) are connected in the auxiliary sliding groove (9) in a sliding manner, auxiliary clamps (8) are arranged at the tops of the auxiliary sliding blocks (10), and the top of the auxiliary clamp (8) is provided with a second pneumatic cylinder (17), and the output end of the second pneumatic cylinder (17) movably penetrates below the auxiliary clamp (8) and is connected with a second clamping block (18).

2. The automobile longitudinal beam welding jig of claim 1, characterized in that: rubber pads (5) are arranged at the bottom of the groove of the main clamp (2) and the bottom of the groove of the auxiliary clamp (8) respectively, and the first clamping block (4), the second clamping block (18) and the auxiliary clamp (8) are arranged on the same side.

3. The automobile longitudinal beam welding jig of claim 1, characterized in that: the two sides and the bottom of the main sliding block (7) and the auxiliary sliding block (10) are respectively provided with a roller (12), and the main sliding groove (6) and the auxiliary sliding groove (9) are respectively internally provided with a track matched with the rollers (12).

4. The automobile longitudinal beam welding jig of claim 1, characterized in that: the grooves of the main clamp (2) and the auxiliary clamp (8) are positioned on the same horizontal plane.

5. The automobile longitudinal beam welding jig of claim 1, characterized in that: all be provided with universal wheel (15) in workstation (1) bottom four corners department, and all be provided with the service brake on universal wheel (15).

6. The automobile longitudinal beam welding jig of claim 1, characterized in that: an empty groove (11) is formed in the workbench (1), and a drawer (19) is arranged in the empty groove (11).

7. The automobile longitudinal beam welding jig of claim 1, characterized in that: and a welding gun seat (16) is arranged at the edge of the top of the workbench.

8. The automobile longitudinal beam welding jig of claim 1, characterized in that: the top of the workbench (1) is located beside the main sliding groove (6) and the auxiliary sliding groove (9) and is provided with a fixing groove (14), the fixing groove (14) is of a rack structure, and the main sliding block (7) and the auxiliary sliding block (10) are rotatably connected with a fixing block (13) matched with the fixing groove (14).

9. The automobile longitudinal beam welding jig of claim 1, characterized in that: the top of the workbench (1) is provided with a graduated scale (20) on one side of the main sliding groove (6) far away from the fixing groove (14), and scales of the graduated scale (20) are sequentially increased from the middle to two ends.

10. The automobile longitudinal beam welding jig of claim 1, characterized in that: the main clamp (2) and the auxiliary clamp (8) are both C-shaped.