A lower frame X frame lap welding die

CN224750448UActive Publication Date: 2026-09-15FRANTEC (SUZHOU) INTELLIGENT EQUIP CO LTD
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Patent Information

Application Number
CN202521923433.4
Authority / Receiving Office
CN · China
Patent Type
Utility models(China)
Current Assignee / Owner
Filing Date
2025-09-08
Publication Date
2026-09-15
Estimated Expiration
2035-09-08

AI Technical Summary

Technical Problem

[0003]目前,在对下车架X架进行搭焊时,由于缺乏搭焊模具,使得无法对下车架X架搭焊时进行快速定位,导致加工效率低,因此迫切的需要一种下车架X架搭焊模来解决上述技术问题

Benefits of technology

本实用新型通过设置同心定位座圈样板、前支撑架、后支撑架、承托架、托台、耳板开档座和限位座,利用它们之间的相互配合作用,从而可以实现对下车架X架搭焊时进行快速定位,且满足图纸要求,提高了加工效率。

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Abstract

The utility model relates to the technical field of tacking frock, and disclose a lower frame X frame tacking mould, including work table, the bottom left of work table right three all connects with the base, the top middle place of work table is provided with the concentric positioning seat circle sample plate, the top of work table and located the rear side of concentric positioning seat circle sample plate is provided with front support frame, the top of work table and located the front side of concentric positioning seat circle sample plate is provided with rear support frame, the top of work table and located the left and right sides of rear support frame all is provided with the bracket, the four corners of concentric positioning seat circle sample plate all is provided with the support platform, the utility model discloses through setting up concentric positioning seat circle sample plate, front support frame, rear support frame, bracket, support platform, ear plate open draw seat and limit seat, utilize the mutual cooperation of between them to can realize the quick positioning when the lower frame X frame tacking, and satisfy the drawing requirement, improved processing efficiency.
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Description

Technical Field

[0001] This utility model relates to the field of welding tooling technology, specifically a welding mold for an undercarriage X-frame. Background Technology

[0002] The X-frame underframe is a type of excavator underframe structural component, mainly used in conjunction with the left and right side beams to enable the excavator to move. Its structure is mainly composed of major components such as the cap, upper and lower cover plates, and vertical stiffeners, and is manufactured through assembly, welding, and processing.

[0003] Currently, the lack of welding molds makes it impossible to quickly position the X-frame during welding of the lower frame, resulting in low processing efficiency. Therefore, there is an urgent need for a welding mold for the X-frame of the lower frame to solve the above-mentioned technical problems. Utility Model Content

[0004] The purpose of this utility model is to provide a welding mold for the X-frame of the undercarriage to solve the problems mentioned in the background art.

[0005] To achieve the above objectives, this utility model provides the following technical solution: A welding mold for an X-frame underframe includes a workbench. Bases are connected to the bottom of the workbench at three points: left, center, and right. A concentric positioning seat pattern is positioned at the center of the top of the workbench. A front support frame is positioned on the top of the workbench and behind the concentric positioning seat pattern. A rear support frame is positioned on the top of the workbench and in front of the concentric positioning seat pattern. Support frames are positioned on the left and right sides of the top of the workbench and on the rear support frame. Support platforms are positioned at the four corners of the concentric positioning seat pattern. Ear plate opening seats are installed on both sides of the top of the workbench near the edge. A limit seat is positioned on one side of each ear plate opening seat.

[0006] As a preferred embodiment of this utility model, the number of limiting seats is set to three, and the three limiting seats are respectively located at the three corners of the top of the worktable.

[0007] As a preferred technical solution of this utility model, the four support platforms are arranged in pairs facing each other about the concentric positioning seat pattern, and there are gaps between the four support platforms and both sides of the concentric positioning seat pattern.

[0008] As a preferred embodiment of this utility model, the number of ear plate opening seats is set to four.

[0009] As a preferred embodiment of this utility model, the two limiting seats are arranged symmetrically about the rear support frame.

[0010] As a preferred embodiment of this utility model, the two support frames are arranged symmetrically about the rear support frame.

[0011] Compared with the prior art, the present invention has the following beneficial effects: This utility model, by setting up a concentric positioning seat pattern, a front support frame, a rear support frame, a support frame, a support platform, an ear plate opening seat, and a limiting seat, utilizes the mutual cooperation between them to achieve rapid positioning during the welding of the X-frame of the lower frame, while meeting the drawing requirements and improving processing efficiency. Attached Figure Description

[0012] Other features, objects, and advantages of this application will become more apparent from the following detailed description of non-limiting embodiments with reference to the accompanying drawings: Figure 1 This is a schematic diagram of the overall structure of this utility model; Figure 2 This is a front view structural diagram of the present invention; Figure 3 This is a side view of the structure of this utility model; Figure 4 This is a top view of the structure of this utility model; Figure 5 When this utility model is working Figure 4 A schematic diagram of the structure after positioning the lower frame X-frame; Figure 6 When this utility model is in operation Figure 2 A schematic diagram of the structure after positioning the lower frame X-frame.

[0013] In the diagram: 1. Workbench; 2. Base; 3. Concentric positioning seat template; 4. Front support frame; 5. Support platform; 6. Support frame; 7. Rear support frame; 8. Ear plate opening seat; 9. Limit seat; 10. Lower frame X-frame. Detailed Implementation

[0014] The present application will now be described in further detail with reference to the accompanying drawings and embodiments. It is to be understood that the specific embodiments described herein are for illustrative purposes only and are not intended to limit the scope of the utility model. Furthermore, it should be noted that, for ease of description, only the parts relevant to the utility model are shown in the accompanying drawings. In the embodiments of the present utility model, the different types of cross-sectional lines are not labeled according to national standards, nor do they specify material requirements for the components; they are used to distinguish the cross-sectional views of the components in the drawings.

[0015] Please see Figure 1-6A welding mold for an X-frame underframe includes a workbench 1. Bases 2 are connected to the bottom of the workbench 1 at three points: left, center, and right. A concentric positioning seat ring template 3 is positioned at the center of the top of the workbench 1. A front support frame 4 is positioned on the top of the workbench 1 and behind the concentric positioning seat ring template 3. A rear support frame 7 is positioned on the top of the workbench 1 and in front of the concentric positioning seat ring template 3. Support frames 6 are positioned on the top of the workbench 1 and on both the left and right sides of the rear support frame 7. Support platforms 5 are positioned at the four corners of the concentric positioning seat ring template 3. Ear plate opening seats 8 are installed on both sides of the top of the workbench 1 near the edge. A limit seat 9 is positioned on one side of each ear plate opening seat 8.

[0016] The number of limit seats 9 is set to three, and the three limit seats 9 are located at the top three corners of the worktable 1.

[0017] Among them, the four support platforms 5 are arranged in pairs opposite to the concentric positioning seat pattern 3, and there are gaps between the four support platforms 5 and the two sides of the concentric positioning seat pattern 3.

[0018] The number of ear plate opening seats 8 is set to four.

[0019] Among them, the two limiting seats 9 are arranged symmetrically about the rear support frame 7.

[0020] Among them, the two support frames 6 are arranged symmetrically about the left and right axes about the rear support frame 7.

[0021] The working principle and usage process of this utility model are as follows: First, during operation, the lower frame X-frame 10 is placed on the concentric positioning seat pattern 3 for positioning. The left and right sides of the lower frame X-frame 10 are positioned by the four ear plate opening seats 8, and the three corners of the lower frame X-frame 10 are limited by the three limiting seats 9. The middle part of the lower frame X-frame 10 is supported and positioned by the front support frame 4, the rear support frame 7, the support platform 5, and the support frame 6. This allows for rapid positioning of the lower frame X-frame 10 during welding, meets the drawing requirements, and improves processing efficiency. The contents not described in detail in this specification are existing technologies known to those skilled in the art.

[0022] The above description is merely a preferred embodiment of this application and an explanation of the technical principles employed. Those skilled in the art should understand that the scope of the utility model involved in this application is not limited to the technical solutions formed by specific combinations of the above-described technical features, but should also cover other technical solutions formed by arbitrary combinations of the above-described technical features or their equivalents without departing from the inventive concept. For example, technical solutions formed by substituting the above features with (but not limited to) technical features with similar functions disclosed in this application.

Claims

1. A welding mold for an underframe X-frame, comprising a workbench (1), characterized in that: The bottom of the workbench (1) is connected to a base (2) at the left, middle and right. A concentric positioning seat pattern (3) is set at the middle of the top of the workbench (1). A front support frame (4) is set at the top of the workbench (1) and behind the concentric positioning seat pattern (3). A rear support frame (7) is set at the top of the workbench (1) and in front of the concentric positioning seat pattern (3). Support frames (6) are set at the top of the workbench (1) and on the left and right sides of the rear support frame (7). Supports (5) are set at the four corners of the concentric positioning seat pattern (3). Ear plate opening seats (8) are installed on both sides of the top of the workbench (1) near the edge. A limit seat (9) is set on one side of the ear plate opening seat (8).

2. The underframe X-frame welding mold according to claim 1, characterized in that: The number of the limiting seats (9) is set to three, and the three limiting seats (9) are respectively located at the top three corners of the workbench (1).

3. The underframe X-frame welding mold according to claim 1, characterized in that: The four support platforms (5) are arranged in pairs opposite each other with respect to the concentric positioning seat pattern (3), and there are gaps between the four support platforms (5) and the two sides of the concentric positioning seat pattern (3).

4. The underframe X-frame welding mold according to claim 1, characterized in that: The number of ear plate opening seats (8) is set to four.

5. The underframe X-frame welding mold according to claim 1, characterized in that: The two limiting seats (9) are arranged symmetrically about the rear support frame (7) on the left and right axes.

6. The underframe X-frame welding mold according to claim 1, characterized in that: The two support frames (6) are arranged symmetrically about the rear support frame (7) on the left and right axes.