CN216656881U

CN216656881U - Support arm closes piece welding frock

Info

Publication number: CN216656881U
Application number: CN202122546468.9U
Authority: CN
Inventors: 李林
Original assignee: Hubei Shunda Auto Parts Co ltd
Current assignee: Hubei Shunda Auto Parts Co ltd
Priority date: 2021-10-22
Filing date: 2021-10-22
Publication date: 2022-06-03
Anticipated expiration: 2031-10-22

Abstract

The utility model discloses a support arm assembly welding tool, and belongs to the technical field of front auxiliary frame assemblies. The device comprises a workbench, and a hinge hole fixing structure, a right fixing structure, a fixing hole fixing structure, a sleeve hole fixing structure and a left fixing structure which are arranged on the workbench; the hinge hole fixing structure comprises a cylinder and a right positioning block, and the right positioning block can be inserted into the hinge hole leftwards; the right fixing structure comprises a vertical pneumatic clamp, a right pressing arm and a right regulating block, the front end of the right pressing arm is bent downwards to form a bent arm, the right pressing arm is pressed against the upper side of the right end of the supporting arm, and the bent arm is pressed against the front side of the right end of the supporting arm; the fixing hole fixing structure comprises a middle positioning block, a middle regulating block and a vertical pneumatic bolt, and the vertical pneumatic bolt can be upwards inserted into the fixing hole; the sleeve hole fixing structure comprises a left positioning block, a transverse pneumatic bolt and a left regulating block, and the transverse pneumatic bolt can be inserted into the sleeve hole rightwards; the left fixing structure comprises a transverse pneumatic clamp and a left pressing arm, and the left pressing arm presses the right side of the left end of the supporting arm.

Description

Support arm closes piece welding frock

Technical Field

The utility model belongs to the technical field of front auxiliary frame assemblies, and particularly relates to a support arm assembly welding tool.

Background

The support arms are part of the front subframe assembly and are configured as shown in FIGS. 1-4. The supporting arm 1 is of an arc structure, one end of the supporting arm is provided with a hinge hole 2, the other end of the supporting arm is provided with a sleeve hole 5, the bottom of the inner side of the bent part of the supporting arm is provided with a wing plate 4, and the bottom of the bending part of the supporting arm is provided with a fixing hole 3. The supporting arm 1 is of a special-shaped structure and is formed by welding two steel plates with corresponding structures when being combined. During welding, the supporting arm is fixed on a welding tool and then welded by a welding robot. This patent has designed a welding frock specially and has been used for the piece welding of closing of support arm.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problems, embodiments of the present invention provide a welding fixture for a joint part of a support arm, which is specially used for clamping the support arm when the joint part of the support arm is welded, and has the advantages of simple operation and stable clamping. The technical scheme is as follows:

the embodiment of the utility model provides a support arm assembly welding tool which comprises a workbench 6 and a hinge hole fixing structure, a right fixing structure, a fixing hole fixing structure, a sleeve hole fixing structure and a left fixing structure which are arranged on the workbench; the hinge hole fixing structure comprises a cylinder 7 arranged in the left-right direction and a right positioning block 8 which is arranged at the left end of a telescopic rod of the cylinder 7 and is positioned on the right side of the right end of the supporting arm 1, and the right positioning block 8 can be inserted into the hinge hole 2 leftwards; the right fixing structure comprises a vertical pneumatic clamp 9, a right pressing arm 10 and a right regulating block 11, wherein the vertical pneumatic clamp 9 is vertically arranged behind the supporting arm 1, the right pressing arm 10 is arranged at the front side of the vertical pneumatic clamp 9 and can rotate downwards, the right regulating block 11 is arranged on the lower side of the right end of the supporting arm 1, the right pressing arm 10 is arranged in the front-back direction, the front end of the right pressing arm is bent downwards to form a bent arm 31, the right pressing arm 10 is pressed against the upper side of the right end of the supporting arm 1, and the bent arm 31 is pressed against the front side of the right end of the supporting arm 1; the fixing hole fixing structure comprises a middle positioning block 12 at the lower side of the supporting arm 1, a middle regulating block 13 at the rear side of the middle positioning block 12 and positioned at the rear side of the supporting arm 1, and a vertical pneumatic bolt 14 on the middle positioning block 12 and positioned under the fixing hole 3 at the lower side of the supporting arm 1, wherein the vertical pneumatic bolt 14 is vertically arranged and can be upwards inserted into the fixing hole 3; the sleeve hole fixing structure comprises a left positioning block 15 on the left side of the left end of the support arm 1, a transverse pneumatic bolt 16 which is arranged on the left positioning block 15 and is over against the sleeve hole 5 of the support arm 1, and a left regulating block 17 below the left end of the support arm 1, wherein the transverse pneumatic bolt 16 can be inserted into the sleeve hole 5 rightwards; the left fixing structure comprises a transverse pneumatic clamp 18 and a left pressure arm 19, wherein the transverse pneumatic clamp 18 and the left pressure arm 19 are horizontally arranged in the left-right direction, the rear side of the transverse pneumatic clamp 18 can rotate leftwards, and the left pressure arm 19 is pressed against the right side of the left end of the supporting arm 1 and is positioned above the airfoil 4 of the supporting arm 1.

Further, the right side of the working table 6 in the embodiment of the present invention is provided with a first support 20, and the air cylinder 7 is fixed on the front side of the first support 20; and the right positioning block 8 is arranged along the left-right direction and is matched with the hinge hole 2.

Further, a second support 21 is arranged on the right side of the rear portion of the workbench 6 in the embodiment of the utility model, and the vertical pneumatic clamp 9 is fixed on the right side of the second support 21; the rear part of the right pressing arm 10 is fixed on the lower side of the radial arm of the vertical pneumatic clamp 9.

Preferably, an upper pressing block 22 is arranged on the lower side of the right pressing arm 10 and right above the supporting arm 1 in the embodiment of the present invention, and a front pressing block 23 is arranged on the rear side of the bending arm 31 and right in front of the supporting arm 1; the upper pressing block 22 and the front pressing block 23 are arranged along the left-right direction, are arranged on the left side of the right pressing arm 10 and respectively push against the upper side and the front side of the supporting arm 1; the right regulating block 11 is located right below the upper compressing block 22.

Further, a third support 24 is arranged in the middle of the workbench 6 and in front of the support arm 1 in the embodiment of the present invention, a cylinder body of the vertical pneumatic bolt 14 is fixed to the rear side of the third support 24, the middle positioning block 12 is fixed to the top of the cylinder body of the vertical pneumatic bolt 14, a vertical circular boss 25 is arranged in the middle of the cylinder body along the vertical direction, the support arm 1 is arranged at the top of the vertical circular boss 25, the vertical pneumatic bolt 14 upwardly penetrates through the center of the vertical circular boss 25, and the lower portion of the middle regulating block 13 is fixed to the rear side of the cylinder body of the vertical pneumatic bolt 14.

Preferably, the middle regulating block 13 in the embodiment of the present invention includes two sub-middle regulating blocks arranged side by side from left to right, the two sub-middle regulating blocks are respectively located at the left and right sides of the vertical pneumatic bolt 14, the sub-middle regulating block is arranged vertically, and the front side of the sub-middle regulating block is provided with a groove 26 matched with the rear side of the support arm 1 along the left and right directions.

Further, a fourth support 27 is arranged on the left side of the workbench 6 in the embodiment of the present invention, the cylinder body of the transverse pneumatic bolt 16 is fixed on the front side of the fourth support 27, the left positioning block 15 is fixed on the right side of the cylinder body of the transverse pneumatic bolt 16, and a transverse circular boss 28 is arranged in the middle of the cylinder body in the left-right direction, the left end of the support arm 1 abuts against the right side of the transverse circular boss 28, the transverse pneumatic bolt 16 is matched with the sleeve hole 5 and penetrates through the center of the transverse circular boss 28 rightwards, and the left regulating block 17 is located right below the transverse pneumatic bolt 16.

Further, a fifth support 29 is provided at the front left side of the table 6 in the embodiment of the present invention and in front of the fourth support 27, the lateral air gripper 18 is fixed at the front side of the fifth support 29, and the left pressing arm 19 is provided in the front-rear direction and fixed at the right side of the swing arm of the lateral air gripper 18.

Preferably, the rear end of the left pressing arm 19 in the embodiment of the present invention is bent downward and the left side thereof is provided with a notch 30 for engaging with the transverse pneumatic latch 16.

The technical scheme provided by the embodiment of the utility model has the following beneficial effects: the embodiment of the utility model provides a support arm assembly welding tool which is specially used for clamping a support arm during support arm assembly welding, is simple to operate (both are pneumatic driving structures), and is stable in clamping.

Drawings

FIG. 1 is a schematic structural view of a support arm;

FIG. 2 is a side view of the support arm;

FIG. 3 is a top view of the support arm;

FIG. 4 is a bottom view of the support arm;

FIG. 5 is a schematic structural diagram of a welding tool for a joint part of a support arm according to an embodiment of the present invention;

FIG. 6 is a top view of a welding tool for a joint part of a support arm according to an embodiment of the present invention;

FIG. 7 is a side view of a support arm assembly welding tool provided by an embodiment of the utility model;

FIG. 8 is a schematic view of the hinge hole fixing structure;

FIG. 9 is a schematic view of the right attachment structure;

FIG. 10 is a schematic view of the fixing hole fixing structure;

FIG. 11 is a schematic structural view of a grommet hole fixing structure;

FIG. 12 is a schematic structural view of the left immobilization structure.

In the figure: the device comprises a support arm 1, a hinge hole 2, a fixing hole 3, a wing surface 4, a pipe hole 5, a workbench 6, a cylinder 7, a right positioning block 8, a vertical pneumatic clamp 9, a right pressing arm 10, a right regulating block 11, a middle positioning block 12, a middle regulating block 13, a vertical pneumatic bolt 14, a left positioning block 15, a horizontal pneumatic bolt 16, a left regulating block 17, a horizontal pneumatic clamp 18, a left pressing arm 19, a first support 20, a second support 21, an upper pressing block 22, a front pressing block 23, a third support 24, a vertical circular boss 25, a groove 26, a fourth support 27, a horizontal circular boss 28, a fifth support 29, a notch 30 and a bent arm 31.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 5 to 12, an embodiment of the present invention provides a support arm assembly welding fixture, which includes a workbench 6 (horizontally disposed along the left-right direction), and a hinge hole fixing structure, a right fixing structure, a fixing hole fixing structure, a sleeve hole fixing structure, a left fixing structure, and the like thereon. The support arm 1 is fixed to the welding tool in this embodiment in the left-right direction with its left end bent forward. Wherein, hinge hole fixed knot constructs including about along to the left end of the telescopic link of cylinder 7 and cylinder 7 that sets up and be located the right-hand member right side of support arm 1 right side right locating piece 8 (just to hinge hole 2, can let support arm 1 move left after inserting hinge hole 2) etc. right locating piece 8 can insert hinge hole 2 in left. Wherein, the vertical pneumatic clamp 9 of right side fixed knot structure including support arm 1 rear and vertical setting, vertical pneumatic clamp 9 front sides and can the decurrent right side pressure arm 10 (can vertical rotation) and support arm 1 right-hand member downside right rule piece 11 (be used for supporting support arm 1) etc, right side pressure arm 10 is along around to setting up and its front end is buckled downwards and is formed bending arm 31 (vertical setting), right side pressure arm 10 roof pressure is at the right-hand member upside of support arm 1, the rear side roof pressure of bending arm 31 is at the right-hand member front side of support arm 1. The fixing hole fixing structure comprises a middle positioning block 12 (used for supporting the support arm 1) on the lower side of the support arm 1, a middle regulating block 13 (used for positioning the rear side of the support arm 1) on the rear side of the middle positioning block 12 and located at the rear side of the support arm 1, a vertical pneumatic bolt 14 (used for fixing and positioning the fixing hole 3) and the like on the middle positioning block 12 and located under the fixing hole 3 on the lower side of the support arm 1, and the vertical pneumatic bolt 14 is vertically arranged and can be upwards inserted into the fixing hole 3. The sleeve hole fixing structure comprises a left positioning block 15 on the left side of the left end of the support arm 1 (for positioning the left end of the support arm 1), a transverse pneumatic bolt 16 (for fixing and positioning the sleeve hole 5) on the left positioning block 15 and opposite to the sleeve hole 5 of the support arm 1, a left regulating block 17 (for supporting the support arm 1) below the left end of the support arm 1 and the like, wherein the transverse pneumatic bolt 16 can be inserted into the sleeve hole 5 rightwards. The left fixing structure comprises a transverse pneumatic clamp 18 horizontally arranged in the left-right direction, a left pressure arm 19 (capable of rotating on a horizontal plane) capable of rotating leftwards and the like behind the transverse pneumatic clamp 18, and the left pressure arm 19 presses against the right side of the left end of the support arm 1 and is located above (specifically adjacent to and above) the airfoil 4 of the support arm 1.

Further, referring to fig. 5-8, a first support 20 (specifically, an angle seat) is disposed on the right side of the working platform 6 in the embodiment of the present invention, the air cylinder 7 is fixed on the front side of the first support 20, and the left end of the telescopic rod thereof is provided with an installation seat. The right positioning block 8 is arranged in the left-right direction, is matched with the hinge hole 2 in shape and is fixed on the left side of the mounting seat.

Further, referring to fig. 5-7 and 9, the right side of the rear part of the working table 6 in the embodiment of the present invention is provided with a second support 21 (which may be specifically a corner seat), and the vertical pneumatic clamp 9 is fixed on the right side of the second support 21. The rear part of the right pressing arm 10 is fixed to the lower side of the radial arm of the vertical pneumatic clamp 9.

Preferably, referring to fig. 5-7 and 9, an upper pressing block 22 is disposed on the lower side of the right pressing arm 10 and directly above the supporting arm 1, and a front pressing block 23 is disposed on the rear side of the bending arm 31 and directly in front of the supporting arm 1. Go up compact heap 22 and preceding compact heap 23 and all follow left and right sides and set up, it all locates the left side of right pressure arm 10, and it pushes up respectively at the upside and the front side of support arm 1. The right regulating block 11 is located right below the upper compressing block 22.

Further, referring to fig. 5-7 and 10, a third support 24 (specifically, a corner seat) is disposed in the middle of the workbench 6 and in front of the support arm 1, a cylinder body of the vertical pneumatic bolt 14 is fixed to the rear side of the third support 24 along the vertical direction, the middle positioning block 12 is fixed to the top of the cylinder body of the vertical pneumatic bolt 14, a vertical circular boss 25 (specifically, a circular boss with a circular hole for the vertical pneumatic bolt 14 to pass through is disposed at the center of the circular boss) is disposed in the middle of the cylinder body of the vertical pneumatic bolt 14, the support arm 1 is disposed at the top of the vertical circular boss 25, the vertical pneumatic bolt 14 penetrates through the center of the vertical circular boss 25 upward and is matched with the fixing hole 3, and the lower portion of the middle regulating block 13 is fixed to the rear side of the cylinder body of the vertical pneumatic bolt 14.

Preferably, referring to fig. 5-7 and 10, the middle regulating block 13 in the embodiment of the present invention includes two sub-middle regulating blocks arranged side by side left and right, the two sub-middle regulating blocks are respectively located at left and right sides of the vertical pneumatic bolt 14, the sub-middle regulating block is arranged vertically, and the front side of the sub-middle regulating block is provided with a groove 26 in left and right directions, which is matched with the rear side of the support arm 1; the rear side of the support arm 1 engages in the recess 26.

Further, referring to fig. 5-7 and 12, a fourth support 27 (specifically, a corner seat) is disposed on the left side of the working table 6 in the embodiment of the present invention, a cylinder body of the transverse pneumatic bolt 16 is fixed on the front side of the fourth support 27 in the left-right direction, a left positioning block 15 is fixed on the right side of the cylinder body of the transverse pneumatic bolt 16, and a transverse circular boss 28 (specifically, a circular boss, a circular hole for the transverse pneumatic bolt 16 to pass through is disposed in the center of the circular boss) is disposed in the middle of the cylinder body of the transverse pneumatic bolt 16 in the left-right direction, the left side of the left end of the support arm 1 abuts against the right side of the transverse circular boss 28, the transverse pneumatic bolt 16 is matched with the sleeve hole 5, and the transverse pneumatic bolt passes through the center of the transverse circular boss 28 rightward, and the left regulating block 17 is disposed right below the transverse pneumatic bolt 16.

Further, referring to fig. 5 to 7 and 11, a fifth support 29 (which may be a corner support in particular) is provided at the left side of the front portion of the table 6 and in front of the fourth support 27 in the embodiment of the present invention, the lateral pneumatic clamp 18 is fixed at the front side of the fifth support 29, and the left pressing arm 19 is provided in the front-rear direction and fixed at the right side of the swing arm of the lateral pneumatic clamp 18.

Preferably, referring to fig. 5-7 and 11, the rear end of the left pressing arm 19 in the embodiment of the present invention is bent downward and the left side thereof is provided with a notch 30 that is engaged with the lateral pneumatic bolt 16 (the right end of the lateral pneumatic bolt 16 passes through the sleeve hole 5 into the notch 30).

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the utility model, and any modifications, equivalents, improvements and the like that fall within the spirit and principle of the present invention are intended to be included therein.

Claims

1. The support arm assembly welding tool is characterized by comprising a workbench (6) and a hinge hole fixing structure, a right fixing structure, a fixing hole fixing structure, a sleeve hole fixing structure and a left fixing structure which are arranged on the workbench; the hinge hole fixing structure comprises a cylinder (7) arranged in the left-right direction, and a right positioning block (8) which is arranged at the left end of a telescopic rod of the cylinder (7) and is positioned at the right side of the right end of the supporting arm (1), wherein the right positioning block (8) can be inserted into the hinge hole (2) leftwards; the right fixing structure comprises a vertical pneumatic clamp (9) which is vertically arranged behind the supporting arm (1), a right pressing arm (10) which is arranged at the front side of the vertical pneumatic clamp (9) and can rotate downwards, and a right regulating block (11) which is arranged at the lower side of the right end of the supporting arm (1), wherein the right pressing arm (10) is arranged in the front-back direction, the front end of the right pressing arm is bent downwards to form a bent arm (31), the right pressing arm (10) is pressed against the upper side of the right end of the supporting arm (1), and the bent arm (31) is pressed against the front side of the right end of the supporting arm (1); the fixing hole fixing structure comprises a middle positioning block (12) on the lower side of the supporting arm (1), a middle regulating block (13) behind the middle positioning block (12) and positioned on the rear side of the supporting arm (1), and a vertical pneumatic bolt (14) on the middle positioning block (12) and positioned right below the fixing hole (3) on the lower side of the supporting arm (1), wherein the vertical pneumatic bolt (14) is vertically arranged and can be upwards inserted into the fixing hole (3); the sleeve hole fixing structure comprises a left positioning block (15) on the left side of the left end of the support arm (1), a transverse pneumatic bolt (16) which is arranged on the left positioning block (15) and is over against the sleeve hole (5) of the support arm (1), and a left regulating block (17) below the left end of the support arm (1), wherein the transverse pneumatic bolt (16) can be inserted into the sleeve hole (5) rightwards; the left fixing structure comprises a transverse pneumatic clamp (18) and a left pressure arm (19), the transverse pneumatic clamp (18) is horizontally arranged in the left-right direction, the left pressure arm (19) can rotate leftwards, and the left pressure arm (19) presses the right side of the left end of the supporting arm (1) and is located above the airfoil (4) of the supporting arm (1).

2. The support arm assembly welding tool according to claim 1, wherein a first support (20) is arranged on the right side of the workbench (6), and the air cylinder (7) is fixed on the front side of the first support (20); and the right positioning block (8) is arranged along the left-right direction and is matched with the hinge hole (2).

3. The support arm assembly welding tool according to claim 1, wherein a second support (21) is arranged on the right side of the rear portion of the workbench (6), and the vertical pneumatic clamp (9) is fixed on the right side of the second support (21); the rear part of the right pressure arm (10) is fixed on the lower side of the spiral arm of the vertical pneumatic clamp (9).

4. The support arm assembly welding tool according to claim 1, wherein an upper pressing block (22) is arranged on the lower side of the right pressing arm (10) and right above the support arm (1), and a front pressing block (23) is arranged on the rear side of the bending arm (31) and right in front of the support arm (1); the upper pressing block (22) and the front pressing block (23) are arranged along the left-right direction, are arranged on the left side of the right pressing arm (10), and are respectively pressed against the upper side and the front side of the supporting arm (1); the right regulating block (11) is positioned right below the upper pressing block (22).

5. The support arm assembly welding tool according to claim 1, wherein a third support seat (24) is arranged in the middle of the workbench (6) and in front of the support arm (1), a cylinder body of the vertical pneumatic bolt (14) is fixed to the rear side of the third support seat (24), the middle positioning block (12) is fixed to the top of the cylinder body of the vertical pneumatic bolt (14), a vertical circular boss (25) is arranged in the middle of the cylinder body of the vertical pneumatic bolt (14), the support arm (1) is arranged at the top of the vertical circular boss (25), the vertical pneumatic bolt (14) penetrates through the center of the vertical circular boss (25) upwards, and the lower portion of the middle regulating block (13) is fixed to the rear side of the cylinder body of the vertical pneumatic bolt (14).

6. The support arm assembly welding tool according to claim 5, wherein the middle regulating block (13) comprises two sub-middle regulating blocks which are arranged side by side from left to right, the two sub-middle regulating blocks are respectively positioned at the left side and the right side of the vertical pneumatic bolt (14), the sub-middle regulating blocks are vertically arranged, and the front sides of the sub-middle regulating blocks are provided with grooves (26) matched with the rear sides of the support arms (1) in the left-right direction.

7. The support arm closing part welding tool according to claim 1, wherein a fourth support (27) is arranged on the left side of the workbench (6), a cylinder body of the transverse pneumatic bolt (16) is fixed on the front side of the fourth support (27), the left positioning block (15) is fixed on the right side of the cylinder body of the transverse pneumatic bolt (16) and a transverse circular boss (28) is arranged in the middle of the cylinder body of the transverse pneumatic bolt along the left-right direction, the left end of the support arm (1) abuts against the right side of the transverse circular boss (28), the transverse pneumatic bolt (16) is matched with the sleeve hole (5) and penetrates through the center of the transverse circular boss (28) rightwards, and the left regulating block (17) is located under the transverse pneumatic bolt (16).

8. The support arm assembly welding tool according to claim 7, characterized in that a fifth support (29) is arranged on the left side of the front portion of the workbench (6) and in front of the fourth support (27), the transverse pneumatic clamp (18) is fixed on the front side of the fifth support (29), and the left pressing arm (19) is arranged in the front-back direction and fixed on the right side of the swing arm of the transverse pneumatic clamp (18).

9. The support arm assembly welding tool according to claim 8, wherein the rear end of the left pressing arm (19) is bent downwards, and a notch (30) matched with the transverse pneumatic bolt (16) is formed in the left side of the left pressing arm.