Head-tail type positioning tool for tractor beam

Abstract

The utility model relates to the field of vehicle beam welding auxiliary tools, in particular to a head-tail type positioning tool for a towing vehicle beam, which comprises a bracket supporting part, an adjustable pressing component, a positioning plate, a first connecting plate, a second connecting plate and an adjustable clamping part, the inner side of the bracket supporting part is mounted on an external transposition machine; a first connecting plate and a second connecting plate are mounted on the bracket supporting part, and are fixedly welded and connected with the bracket supporting part; the adjustable pressing assemblies are installed on the first connecting plate and the second connecting plate, an adjusting screw in an adjustable clamping part is adjusted to drive a first clamping block and a second clamping block to achieve clamping and positioning of the special-shaped tractor beam frame, and therefore the stability of the special-shaped tractor beam frame is guaranteed; and the welding operation precision of the special-shaped tractor beam frame is guaranteed, and the requirement for follow-up installation and use of the tractor beam is met.

Description

Technical Field

[0001] The utility model relates to the field of auxiliary tooling for beam welding, in particular to a head-to-tail positioning tooling for traction beams. Background Art

[0002] The tractor beam is the main body structure of a heavy-duty vehicle and also the load-bearing part of the body. It is located in the middle of the body and is used to support and suspend the main components of the vehicle. The beam is usually made of a steel frame, has high strength and corrosion resistance, and can withstand large loads and shear forces. During the production and processing of the beam, it is necessary to use welding equipment to weld the periphery of its component structure. During the specific welding operation, the beam frame is placed on the welding platform for welding operations. Existing, when welding a tractor beam with an irregular structure, due to the irregular structure of the irregular tractor beam, it is easy to move during the welding operation, which in turn causes the welding position deviation and the welding quality to be substandard, affecting the subsequent installation and use of the beam. Utility Model Content

[0003] The main invention purpose of the utility model is to provide a head-to-tail positioning tool for a tractor beam, which can be installed as a whole on a beam transfer device. When used, it can stably clamp and position the special-shaped tractor beam frame, thereby ensuring the welding operation accuracy of the special-shaped tractor beam frame and meeting the subsequent installation and use of the beam.

[0004] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0005] A head-to-tail positioning fixture for a traction vehicle beam, comprising a bracket support portion, an adjustable clamping assembly, a positioning plate, a first connecting plate, a second connecting plate and an adjustable clamping portion; the inner side of the bracket support portion is installed on an external transfer machine; a first connecting plate and a second connecting plate are installed on the bracket support portion, and the first connecting plate and the second connecting plate are fixedly welded to the bracket support portion; an adjustable clamping assembly is installed on the first connecting plate and the second connecting plate, and the adjustable clamping assembly is fixedly connected to the first connecting plate and the second connecting plate respectively; an adjustable clamping portion is provided at the ends of the first connecting plate and the second connecting plate, and the adjustable clamping portion is used to clamp and position the vehicle beam frame, and the positioning plate is fixedly installed on the outer side of the bracket support portion.

[0006] The bracket support part includes a mounting seat, a connecting plate and a mounting bracket; the mounting seat is installed on an external indexing machine; a connecting plate is installed on the mounting seat, and the connecting plate is welded to the mounting seat, and two groups of symmetrical mounting brackets are installed on the outside of the connecting plate, and the mounting brackets are welded to the connecting plate.

[0007] The adjustable clamping assembly includes a load-bearing bracket, a first clamping part, a second clamping part and a clamping block; the lower part of the load-bearing bracket is installed on the first connecting plate and the second connecting plate, and the first clamping part and the second clamping part are symmetrically arranged on both sides of the upper part of the load-bearing bracket. The first clamping part and the second clamping part are fixedly connected to the load-bearing bracket, and clamping blocks are respectively arranged on the first clamping part and the second clamping part, and the clamping blocks are connected to the support block by bolts.

[0008] The first clamping part and the second clamping part have the same structure, and both include a vertical sleeve, a support stud and a support block. The bottom of the vertical sleeve is installed on the load-bearing bracket and is fixedly connected to the load-bearing bracket; a threaded hole is processed in the vertical sleeve, and the support stud is arranged in the threaded hole and is connected to the threaded hole; the support block is installed on the top of the support stud and is fixedly connected to the support stud.

[0009] The adjustable clamping part includes a mounting support, an adjustment screw, a first clamping block, a second clamping block and a guide bar; the two sides of the adjustment screw are mounted on the mounting support through bearings, and threaded through holes with opposite rotation directions are respectively processed on the first clamping block and the second clamping block; the first clamping block and the second clamping block are mounted on the adjustment screw through the threaded through holes; guide bars are installed on both sides of the adjustment screw on the mounting support; the two sides of the first clamping block and the second clamping block are in sliding contact with the inner side of the guide bar.

[0010] An adjusting hand wheel is installed at one end position of the adjusting screw, and the adjusting hand wheel is fixedly installed and connected to the adjusting screw.

[0011] Furthermore, threaded mounting holes are evenly distributed on the positioning plate.

[0012] The beneficial effects of the present invention are as follows: the overall structural design of the head-to-tail positioning fixture for the tractor beam of the present invention is scientific. During specific installation and use, the present invention can achieve stable clamping and positioning of the special-shaped (irregular) tractor beam frame through the coordinated operation of components such as the bracket support part, the adjustable clamping assembly, the positioning plate and the adjustable clamping part. Specifically, the end of the special-shaped tractor beam frame to be welded can be placed on the adjustable clamping assembly and the adjustable clamping part, and then the special-shaped tractor beam frame is clamped and positioned by adjusting the clamping block in the adjustable clamping assembly. At the same time, by adjusting the adjusting screw in the adjustable clamping part, it drives the first clamping block and the second clamping block to achieve clamping and positioning of the special-shaped tractor beam frame, thereby ensuring the stability of the special-shaped tractor beam frame, ensuring the welding operation accuracy of the special-shaped tractor beam frame, and meeting the subsequent installation and use of the vehicle beam. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the overall structure of the head-to-tail positioning tooling of the utility model;

[0014] Figure 2 It is a structural diagram of the bracket support portion in the present utility model;

[0015] Figure 3 It is a structural diagram of the adjustable pressing assembly in the utility model;

[0016] Figure 4 It is a structural schematic diagram of the first pressing part and the second pressing part in the utility model;

[0017] Figure 5 It is a structural diagram of the adjustable clamping part in the utility model;

[0018] The numbers in the figure are: 1-bracket support part, 2-adjustable clamping assembly, 3-positioning plate, 4-first connecting plate, 5-second connecting plate, 6-adjustable clamping part, 11-mounting seat, 12-connecting plate, 13-mounting bracket, 21-bearing bracket, 22-first clamping part, 23-second clamping part, 24-pressing block, 221-vertical sleeve, 222-support stud, 223-support block, 31-threaded mounting hole, 61-mounting support, 62-adjusting screw, 63-first clamping block, 64-second clamping block, 65-guide bar, 66-adjusting handwheel. DETAILED DESCRIPTION

[0019] Specific Example 1: To help those skilled in the art better understand the technical solution of the present invention, the present invention is further described in detail below in conjunction with the accompanying drawings and specific embodiments. It should be noted that when an element is referred to as being "fixed to" or "disposed on" another element, it may be directly or indirectly connected to the other element. When an element is referred to as being "connected to" another element, it may be directly or indirectly connected to the other element. The terms "left" and "right" used in this application document to indicate directions are based on the specific structures shown in the drawings and do not constitute a limitation on the structure.

[0020] As the specification in this utility model Figure 1As shown, in order to solve the problem that position movement is easy to occur during welding operations on special-shaped tractor beams, which leads to welding position deviation, poor welding quality, and affects the subsequent installation and use of the beams, the utility model designs and provides a head-to-tail positioning fixture for tractor beams, which mainly includes a bracket support part 1, an adjustable pressing component 2, a positioning plate 3, a first connecting plate 4, a second connecting plate 5 and an adjustable clamping part 6; wherein, the bracket support part 1 is used to support the installation of the first connecting plate 4 and the second connecting plate 5; during installation, the inner side of the bracket support part 1 is installed on an external indexing machine; the first connecting plate 4 and the second connecting plate 5 are installed on the bracket support part 1, and the first connecting plate 4. The second connecting plate 5 is used to install and support the adjustable clamping component 2 and the adjustable clamping part 6; the first connecting plate 4 and the second connecting plate 5 are fixedly welded to the bracket support part 1; the adjustable clamping component 2 for clamping the vehicle beam frame is installed on the first connecting plate 4 and the second connecting plate 5, and the adjustable clamping component 2 is fixedly connected to the first connecting plate 4 and the second connecting plate 5 respectively; an adjustable clamping part 6 is provided at the end of the first connecting plate 4 and the second connecting plate 5, and the adjustable clamping part 6 is used to clamp and position the vehicle beam frame, and the positioning plate 3 for limiting the vehicle beam frame is fixedly installed on the outside of the bracket support part 1; threaded mounting holes 31 for mounting bolts are evenly distributed on the positioning plate 3.

[0021] As the specification in this utility model Figure 2 As shown, the bracket support part 1 for installing the first connecting plate 4 and the second connecting plate 5 includes a mounting seat 11, a connecting plate 12 and a mounting bracket 13; during installation, the mounting seat 11 is installed on an external indexing machine; a connecting plate 12 adapted for installation of the mounting bracket 13 is installed on the mounting seat 11, and the connecting plate 12 is fixedly welded to the mounting seat 11, and two groups of symmetrical mounting brackets 13 are installed on the outside of the connecting plate 12, and the mounting bracket 13 is fixedly welded to the connecting plate 12.

[0022] As the specification in this utility model Figure 3 As shown, the adjustable clamping assembly 2 for clamping and positioning the vehicle beam frame includes a load-bearing bracket 21, a first clamping part 22, a second clamping part 23 and a clamping block 24; wherein, the load-bearing bracket 21 is used to install and support the first clamping part 22 and the second clamping part 23. During installation, the lower part of the load-bearing bracket 21 is installed on the first connecting plate 4 and the second connecting plate 5, and the first clamping part 22 and the second clamping part 23 for clamping the vehicle beam are symmetrically arranged on both sides of the upper part of the load-bearing bracket 21, and clamping blocks 24 for performing the clamping operation are respectively arranged on the first clamping part 22 and the second clamping part 23, and the said clamping block 24 is connected to the support block 223 by bolts.

[0023] As the specification in this utility model Figure 4As shown, the first clamping part 22 and the second clamping part 23 have the same structure, and they both include a vertical sleeve 221, a support stud 222 and a support block 223, wherein the vertical sleeve 221 is used for spiral adjustment and installation of the support stud 222; during installation, the bottom of the vertical sleeve 221 is installed on the load-bearing bracket 21 and is fixedly connected to the load-bearing bracket 21; a threaded hole is processed in the vertical sleeve 221, and the support stud 222 is installed in the threaded hole and is threadedly connected to the threaded hole; the support block 223 is installed on the top of the support stud 222 and is fixedly connected to the support stud 222.

[0024] As the specification in this utility model Figure 5 As shown, the adjustable clamping portion 6 for clamping and positioning the beam frame includes a mounting support 61, an adjustment screw 62, a first clamping block 63, a second clamping block 64, and a guide bar 65. The adjustment screw 62 is used to drive the first clamping block 63 and the second clamping block 64 to move relative to or away from each other. During installation, both sides of the adjustment screw 62 are mounted on the mounting support 61 via bearings. The first clamping block 63 and the second clamping block 64 are respectively machined with threaded through holes with opposite rotation directions. The first clamping block 63 and the second clamping block 64 are mounted on the adjustment screw 62 via threaded through holes. Guide bars 65 are installed on both sides of the adjustment screw 62 on the mounting support 61 to guide the two sets of clamping blocks. Both sides of the first clamping block 63 and the second clamping block 64 slide in contact with the inner side of the guide bar 65. To facilitate screw adjustment, an adjustment handwheel 66 is installed at one end of the adjustment screw 62. The adjustment handwheel 66 is fixedly connected to the adjustment screw 62.

[0025] The installation and use process of the head-to-tail positioning fixture for the tractor beam of the utility model is as follows:

[0026] 1. Installation process:

[0027] First, the installer can install the bracket support part 1. Specifically, the connecting plate 12 that is adapted to the mounting bracket 13 can be installed on the mounting seat 11. Two sets of symmetrical mounting brackets 13 are fixedly installed on the outside of the connecting plate 12. The first connecting plate 4 and the second connecting plate 5 are symmetrically welded to the mounting bracket 13. Then, the adjustable clamping assembly 2 can be installed. During the specific installation, the lower part of the load-bearing bracket 21 can be installed on the first connecting plate 4 and the second connecting plate 5. The first clamping part 22 and the second clamping part 23 that clamp the vehicle beam are symmetrically arranged on both sides of the upper part of the load-bearing bracket 21. The first clamping part 22 and the second clamping part 23 are respectively provided with clamping blocks 24 that perform the clamping operation. When installing the first clamping part 22 and the second clamping part 23, the vertical sleeve can be The bottom of the cylinder 221 is fixedly mounted on the supporting bracket 21; a threaded hole is machined in the vertical sleeve 221, and the support stud 222 knob is in the threaded hole; the support block 223 is fixedly mounted on the top of the support stud 222, and finally the adjustable clamping part 6 is installed, and the two sides of the adjusting screw 62 can be mounted on the mounting support 61 through bearings, and threaded through holes with opposite rotation directions are machined on the first clamping block 63 and the second clamping block 64 respectively; the first clamping block 63 and the second clamping block 64 are mounted on the adjusting screw 62 through the threaded through holes; guide strips 65 are installed on both sides of the adjusting screw 62 on the mounting support 61; at the same time, in order to facilitate the adjustment of the screw, an adjusting hand wheel 66 is installed at the end position of one side of the adjusting screw 62. At this point, the installation process of the utility model is completed;

[0028] 2. In actual use, the operator can place the end of the special-shaped tractor beam frame on the adjustable pressing assembly 2 and the adjustable clamping part 6, and then adjust the height of the support studs 222 in the first pressing part 22 and the second pressing part 23 according to the height value of the special-shaped tractor beam frame. Specifically, the height can be adjusted by rotating the support studs 222 in the vertical sleeve 221. When the height of the support studs 222 is adjusted to suit, the operator can press and position the special-shaped tractor beam frame through the pressing block 24 in the adjustable pressing assembly 2. When the clamping and positioning action of the special-shaped tractor beam frame is completed, the operator can then adjust the adjusting screw 62 in the adjustable clamping part 6 and rotate it clockwise. At this time, under the action of the threaded pushing force, the adjusting screw 62 drives the first clamping block 63 and the second clamping block 64 to achieve the clamping and positioning of the special-shaped tractor beam frame, thereby stably clamping the lower side of the special-shaped tractor beam frame. Under the coordinated action of the adjustable clamping component 2 and the adjustable clamping part 6, the welding operation accuracy of the special-shaped tractor beam frame is guaranteed, which meets the subsequent installation and use of the tractor beam.

Claims

1. A head-to-tail positioning fixture for a tractor beam, characterized in that: The invention comprises a bracket support portion (1), an adjustable pressing assembly (2), a positioning plate (3), a first connecting plate (4), a second connecting plate (5) and an adjustable clamping portion (6); the first connecting plate (4) and the second connecting plate (5) are installed on the bracket support portion (1), and the first connecting plate (4) and the second connecting plate (5) are connected to the bracket support portion (1) by fixed welding; the adjustable pressing assembly (2) is installed on the first connecting plate (4) and the second connecting plate (5); the adjustable clamping portion (6) is provided at the end of the first connecting plate (4) and the second connecting plate (5), and the adjustable clamping portion (6) is used to clamp and position the vehicle beam frame, and the positioning plate (3) is fixedly installed on the outside of the bracket support portion (1).

2. A head-to-tail positioning fixture for a tractor beam according to claim 1, characterized in that: The bracket support portion (1) includes a mounting seat (11), a connecting plate (12) and a mounting bracket (13); a connecting plate (12) is installed on the mounting seat (11), and the connecting plate (12) is fixedly welded to the mounting seat (11); two groups of symmetrical mounting brackets (13) are installed on the outside of the connecting plate (12), and the mounting brackets (13) are fixedly welded to the connecting plate (12).

3. The head-to-tail positioning fixture for a tractor beam according to claim 1, characterized in that: The adjustable pressing assembly (2) includes a bearing bracket (21), a first pressing portion (22), a second pressing portion (23) and a pressing block (24); the lower portion of the bearing bracket (21) is mounted on a first connecting plate (4) and a second connecting plate (5); the first pressing portion (22) and the second pressing portion (23) are symmetrically arranged on both sides of the upper portion of the bearing bracket (21); and pressing blocks (24) are respectively arranged on the first pressing portion (22) and the second pressing portion (23).

4. The head-to-tail positioning fixture for a tractor beam according to claim 3, characterized in that: The first pressing part (22) and the second pressing part (23) have the same structure, and both include a vertical sleeve (221), a support stud (222) and a support block (223). A threaded hole is processed in the vertical sleeve (221), and the support stud (222) is arranged in the threaded hole and connected to the threaded hole; the support block (223) is installed on the top of the support stud (222) and is fixedly connected to the support stud (222).

5. The head-to-tail positioning fixture for a tractor beam according to claim 1, characterized in that: The adjustable clamping portion (6) includes a mounting support (61), an adjusting screw (62), a first clamping block (63), a second clamping block (64) and a guide bar (65); both sides of the adjusting screw (62) are mounted on the mounting support (61) through bearings, and threaded through holes with opposite rotation directions are respectively processed on the first clamping block (63) and the second clamping block (64); the first clamping block (63) and the second clamping block (64) are mounted on the adjusting screw (62) through the threaded through holes; guide bars (65) are installed on both sides of the adjusting screw (62) on the mounting support (61); both sides of the first clamping block (63) and the second clamping block (64) are in sliding contact with the inner side of the guide bar (65).

6. The head-to-tail positioning fixture for a tractor beam according to claim 5, characterized in that: An adjusting hand wheel (66) is installed at one end position of the adjusting screw rod (62), and the adjusting hand wheel (66) is fixedly installed and connected to the adjusting screw rod (62).

7. The head-to-tail positioning fixture for a tractor beam according to claim 1, characterized in that: Threaded mounting holes (31) are evenly distributed on the positioning plate (3).

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