Steering arm welding positioning tool

Abstract

The utility model discloses a steering arm welding positioning tool which comprises a bottom plate, a positioning main shaft is arranged on the bottom plate, a first positioning assembly and a second positioning assembly are oppositely arranged on the two sides of the positioning main shaft, the positioning main shaft is inserted into a positioning hole formed in a steering arm, and a first positioning part and a second positioning part are arranged on the two sides of the steering arm respectively. The second positioning assembly is matched with the second positioning part, a steering arm lug plate is installed on the first positioning assembly, and the steering arm lug plate is connected with the first positioning part in a clamped mode; the positioning main shaft is aligned with the positioning hole in the steering arm, the steering arm is prevented from moving in the horizontal direction of the bottom plate, then the steering arm is further positioned through the second positioning assembly, the steering arm is prevented from rotating on the bottom plate, the steering arm lug plate is connected with the first positioning part in a clamped mode, and then the position of the steering arm lug plate is fixed through the first positioning assembly. And subsequent welding is facilitated, the positioning precision is high, and the size specification requirement between the steering arm and the steering arm lug plate is met.

Description

Technical Field

[0001] The utility model relates to the technical field of steering arm welding, in particular to a steering arm welding positioning tool. Background Art

[0002] There are strict size regulations between the steering arm and the steering arm ear plate, so the welding of the steering arm ear plate is an important production link in the production and processing of the steering arm. The current welding and fixing process completely relies on manual measurement and placement of parts positioning, which is prone to errors and cannot guarantee the matching size and accuracy of the product. The existing tooling cannot meet the use requirements, which can easily lead to poor product quality. Utility Model Content

[0003] In view of the shortcomings of the prior art, a steering arm welding positioning tool is proposed, which solves the problem that the positioning of parts in the above-mentioned background technology depends entirely on manual placement and measurement, and the matching size and accuracy of the product cannot be guaranteed.

[0004] In order to achieve the above purpose, the utility model proposes the following technologies to achieve it:

[0005] A steering arm welding positioning tool comprises a base plate, a positioning spindle is arranged on the base plate, a first positioning assembly and a second positioning assembly are arranged opposite to each other on both sides of the positioning spindle, the positioning spindle is inserted into a positioning hole opened on the steering arm, a first positioning part and a second positioning part are arranged on both sides of the steering arm respectively, the second positioning assembly matches with the second positioning part, a steering arm ear plate is installed on the first positioning assembly, and the steering arm ear plate is clamped with the first positioning part.

[0006] Furthermore, the second positioning assembly includes a positioning plate, the positioning plate is rotatably mounted on the bottom plate, and the positioning plate is clamped in the second positioning portion to position the rear side of the steering arm.

[0007] Furthermore, the second positioning assembly also includes a rear fixing plate, which is fixedly mounted on the bottom plate, and the positioning plate is rotatably connected to the top of the rear fixing plate.

[0008] Furthermore, the first positioning assembly includes a positioning seat, the steering arm ear plate is rotatably mounted on the positioning seat via a pin shaft, and a clamping groove matching the first positioning portion is provided on a side of the steering arm ear plate close to the steering arm.

[0009] Furthermore, the first positioning assembly also includes a front fixing plate, the front fixing plate is fixed on the bottom plate, and the positioning seat is fixed on the front fixing plate.

[0010] Furthermore, the front fixing plate is arranged along the radial direction of the positioning main shaft, a first positioning groove is formed at the top of the front fixing plate, a second positioning groove is formed at the bottom of the positioning seat, and the second positioning groove is clamped with the first positioning groove.

[0011] Furthermore, the positioning spindle includes a support seat and a positioning shaft, the positioning shaft is arranged above the support seat, and the diameter of the support seat is larger than the diameter of the positioning shaft.

[0012] Furthermore, a top edge of the positioning shaft is provided with a chamfer, and the steering arm is rotatably connected to the positioning shaft.

[0013] Furthermore, two mounting holes are arranged opposite to each other on the steering arm, the second positioning portion is formed between the two mounting holes, and the size of the positioning plate matches the distance between the two mounting holes.

[0014] Compared with the prior art, the comprehensive effects brought about by the utility model include: setting the positioning spindle to be aligned with the positioning hole on the steering arm to prevent the steering arm from moving in the horizontal direction of the base plate, and then further positioning the steering arm through the second positioning component to prevent the steering arm from rotating on the base plate, clamping the steering arm ear plate with the first positioning part, and then fixing the position of the steering arm ear plate through the first positioning component, which is convenient for subsequent welding and has high positioning accuracy to meet the specified size requirements between the steering arm and the steering arm ear plate. At the same time, the above structure can achieve quick clamping, is easy to operate, reduces positioning time, and improves production efficiency. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 This is an exploded schematic diagram of the structure of an embodiment of the utility model;

[0016] Figure 2 This is a three-dimensional schematic diagram of the overall structural assembly of an embodiment of the utility model;

[0017] Figure 3 It is a schematic top view of the overall structure of an embodiment of the utility model;

[0018] Figure 4 It is a front view schematic diagram of the overall structure of an embodiment of the utility model.

[0019] Legend: 1. Base plate; 2. Positioning spindle; 3. Front fixing plate; 4. Positioning seat; 5. Steering arm ear plate; 6. First positioning part; 7. Steering arm; 8. Second positioning part; 9. Positioning plate; 10. Rear fixing plate. DETAILED DESCRIPTION

[0020] The following will be combined with the accompanying drawings to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of them. Based on the embodiments of the utility model, all other embodiments obtained by those skilled in the art without creative work are within the protection scope of the utility model.

[0021] In this document, relational terms such as "first" and "second" are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. The orientation or position relationship indicated by the terms "upper", "lower", "left", "right", "top", etc. is based on the orientation or position relationship shown in the drawings, and is only for the convenience of describing the utility model and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation to the utility model.

[0022] like Figures 1 to 4 As shown, a steering arm welding positioning tool comprises a base plate 1, a positioning spindle 2 is arranged on the base plate 1, a first positioning assembly and a second positioning assembly are arranged on both sides of the positioning spindle 2, the positioning spindle 2 is inserted into a positioning hole opened on a steering arm 7, a first positioning portion 6 and a second positioning portion 8 are arranged on both sides of the steering arm 7, the second positioning assembly matches the second positioning portion 8, a steering arm ear plate 5 is installed on the first positioning assembly, and the steering arm ear plate 5 is clamped with the first positioning portion 6.

[0023] By setting the positioning spindle 2 and aligning it with the positioning hole on the steering arm 7, the steering arm 7 is initially positioned on the base plate 1 to prevent the steering arm 7 from moving in the horizontal direction of the base plate 1. Then, the second positioning component cooperates with the second positioning portion 8 to further position the steering arm 7 to prevent the steering arm 7 from rotating on the base plate 1. Then, the steering arm ear plate 5 is clamped with the first positioning portion 6, and the position of the steering arm ear plate 5 is fixed by the first positioning component to achieve positioning and fixation of the steering arm 7 and the steering arm ear plate 5, which is convenient for subsequent welding and has high positioning accuracy to meet the dimensional requirements between the steering arm 7 and the steering arm ear plate 5. At the same time, the above structure can achieve quick clamping, is easy to operate, reduces positioning time, and improves production efficiency.

[0024] In the positioning tooling for steering arm welding of the present embodiment, the positioning spindle 2 comprises a support seat and a positioning shaft, the positioning shaft is arranged above the support seat, the diameter of the support seat is larger than the diameter of the positioning shaft; the top edge of the positioning shaft is provided with a chamfer, and the steering arm 7 is rotatably connected to the positioning shaft.

[0025] A support seat is provided to support the steering arm 7 and fit with the bottom surface of the steering arm 7 to increase the stability of the steering arm 7. A chamfer is provided at the end of the positioning shaft to facilitate cooperation with the positioning hole on the steering arm 7 to realize the positioning and installation of the steering arm 7. The steering arm 7 is rotatably connected to the positioning shaft to facilitate adjustment of the orientation of the steering arm 7 to align with the first positioning assembly and the second positioning assembly for positioning.

[0026] Preferably, the support seat is detachably connected to the base plate 1, the base plate 1 is placed on a workbench, and then the positioning spindle 2 is installed, and after the bolt hole positions are aligned, bolts are used to connect and tighten.

[0027] In the positioning fixture for steering arm welding of this embodiment, the second positioning assembly includes a positioning plate 9 , which is rotatably mounted on the base plate 1 , and the positioning plate 9 is clamped in the second positioning portion 8 to position the rear side of the steering arm 7 .

[0028] A rotatably connected positioning plate 9 is provided to facilitate the placement of the steering arm 7 by avoiding the steering arm 7 by rotating the positioning plate 9, and after the placement is completed, the rotating positioning plate 9 is engaged with the second positioning portion on the steering arm 7 to position the rear side of the steering arm 7 and limit the rotation of the steering arm 7; specifically, in this embodiment, one side of the steering arm 7 to which the steering arm ear plate 5 is welded is the front side, and the other side on which the steering arm ear plate 5 is provided is the rear side.

[0029] In the positioning fixture for steering arm welding of this embodiment, two mounting holes are relatively arranged on the steering arm 7, the second positioning portion 8 is formed between the two mounting holes, and the size of the positioning plate 9 matches the distance between the two mounting holes.

[0030] Through the above arrangement, the positioning plate 9 is clamped with the steering arm 7, thereby limiting the rotation of the steering arm 7 to achieve positioning, improve the stability of the steering arm 7, and facilitate the subsequent clamping and welding of the steering arm ear plate 5 and the steering arm 7.

[0031] In the positioning fixture for welding the steering arm of the present embodiment, the second positioning assembly further includes a rear fixing plate 10 , which is fixedly mounted on the base plate 1 , and the positioning plate 9 is rotatably connected to the top of the rear fixing plate 10 .

[0032] The rear fixing plate 10 is provided to provide a certain height for the positioning plate 9 to match the height of the steering arm 7 , thereby reducing the overall size of the positioning plate 9 while ensuring the clamping effect between the positioning plate 9 and the steering arm 7 .

[0033] Preferably, the positioning plate 9 is rotatably connected to the rear fixing plate 10 via a pin shaft, and the pin shaft is used to sequentially pass through the connecting holes of the rear fixing plate 10 and the positioning plate 9, and then fixed to the end of the pin shaft by a cotter pin to limit the pin shaft and realize the connection and fixation of the positioning plate 9.

[0034] In the positioning tooling for steering arm welding of the present embodiment, the first positioning assembly includes a positioning seat 4, the steering arm ear plate 5 is rotatably mounted on the positioning seat 4 via a pin shaft, and a snap-in groove matching the first positioning portion 6 is provided on the side of the steering arm ear plate 5 close to the steering arm 7.

[0035] The positioning seat 4 is provided to facilitate the installation of the steering arm ear plate 5. The positioning seat 4 is fixed according to the installation position of the steering arm ear plate 5 and the steering arm 7. After the positioning plate 9 positions the rear side of the steering arm 7, the snap-in groove on the steering arm ear plate 5 is snap-fitted with the corresponding groove on the steering arm 7, and then the pin shaft is inserted to fix the steering arm ear plate 5 in the positioning seat 4, so as to fix the installation position of the steering arm ear plate 5, ensure the dimensional accuracy of the steering arm 7, facilitate subsequent welding, reduce the product defective rate, and thus improve product quality.

[0036] In the positioning tooling for steering arm welding of the present embodiment, the first positioning assembly also includes a front fixing plate 3, the front fixing plate 3 is fixed on the base plate 1, the positioning seat 4 is fixed on the front fixing plate 3, the front fixing plate 3 is arranged along the radial direction of the positioning spindle 2, a first positioning groove is provided on the top of the front fixing plate 3, a second positioning groove is provided on the bottom of the positioning seat 4, and the second positioning groove is clamped with the first positioning groove.

[0037] A front fixing plate 3 is fixed on the base plate 1 by bolts and locating pins to ensure that the front fixing plate 3 is facing the locating spindle 2, and then the locating seat 4 is further facing the locating spindle 2 by setting a first locating groove and a second locating groove for clamping. Thus, the guiding and locating effect of the locating seat 4 is improved by setting the front fixing plate 3, and the installation accuracy of the steering arm ear plate 5 and the steering arm 7 is ensured. At the same time, the above-mentioned arrangement facilitates the disassembly or replacement of the locating seat 4 to repair or install locating seats 4 of different sizes.

[0038] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "rotation" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. Unless otherwise clearly defined, for ordinary technicians in this field, the specific meanings of the above terms in the utility model can be understood according to the specific circumstances.

[0039] Although the embodiments of the present invention have been shown and described in detail, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A steering arm welding positioning tool, characterized in that: It includes a base plate, on which a positioning spindle is arranged, and a first positioning assembly and a second positioning assembly are arranged on both sides of the positioning spindle relatively to each other, the positioning spindle is inserted into a positioning hole opened on the steering arm, and a first positioning part and a second positioning part are respectively arranged on both sides of the steering arm, the second positioning assembly matches with the second positioning part, and a steering arm ear plate is installed on the first positioning assembly, and the steering arm ear plate is clamped with the first positioning part.

2. The steering arm welding positioning tool according to claim 1, characterized in that: The second positioning assembly comprises a positioning plate, the positioning plate is rotatably mounted on the bottom plate, and the positioning plate is clamped in the second positioning portion to position the rear side of the steering arm.

3. The steering arm welding positioning tool according to claim 2, characterized in that: The second positioning assembly also includes a rear fixing plate, which is fixedly mounted on the bottom plate, and the positioning plate is rotatably connected to the top of the rear fixing plate.

4. The steering arm welding positioning tool according to claim 1, characterized in that: The first positioning assembly comprises a positioning seat, the steering arm ear plate is rotatably mounted on the positioning seat via a pin shaft, and a clamping groove matching the first positioning portion is provided on one side of the steering arm ear plate close to the steering arm.

5. The steering arm welding positioning tool according to claim 4, characterized in that: The first positioning assembly also includes a front fixing plate, the front fixing plate is fixed to the bottom plate, and the positioning seat is fixed to the front fixing plate.

6. The steering arm welding positioning tool according to claim 5, characterized in that: The front fixing plate is arranged along the radial direction of the positioning main shaft, a first positioning groove is formed on the top of the front fixing plate, a second positioning groove is formed on the bottom of the positioning seat, and the second positioning groove is clamped with the first positioning groove.

7. The steering arm welding positioning tool according to claim 1, characterized in that: The positioning spindle comprises a support seat and a positioning shaft. The positioning shaft is arranged above the support seat. The diameter of the support seat is larger than the diameter of the positioning shaft.

8. The steering arm welding positioning tool according to claim 7, characterized in that: The top edge of the positioning shaft is provided with a chamfer, and the steering arm is rotatably connected to the positioning shaft.

9. The steering arm welding positioning tool according to claim 2, characterized in that: The steering arm is provided with two mounting holes opposite to each other, the second positioning portion is formed between the two mounting holes, and the size of the positioning plate matches the distance between the two mounting holes.

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