Welding clamp for right-front four-direction cushion framework assembly

Abstract

The welding clamp comprises a bottom plate, a plurality of positioning seats are arranged at the front end and the rear end of the middle of the bottom plate, and moving assemblies are symmetrically arranged at the positions, located above the bottom plate, of the left sides and the right sides of the positioning seats. A first pressing assembly is arranged between the two moving assemblies and located on the upper side of the front portion of the bottom plate, two hole positioning assemblies are symmetrically arranged at the positions, close to the positioning base, of the front side of the first pressing assembly, and two second pressing assemblies are symmetrically arranged at the positions, located on the rear side of the positioning base, of the rear portion of the upper side of the bottom plate. The utility model can solve the problems that the welding process is complicated, each process needs one welding clamp, the cost is high, and missing welding or wrong welding is easy to occur due to repeated welding because local parts are welded in sequence in the welding of the existing cushion framework.

Description

Technical Field

[0001] The utility model relates to the technical field of seat frame welding, in particular to a right front four-way seat cushion frame assembly welding fixture. Background Art

[0002] In the process of manufacturing automobile seats, the welding of the seat frame is one of the key steps, and its welding quality directly affects the overall performance and service life of the seat. The existing seat frame welding usually welds local parts in sequence, and the welding process is complicated. Each process requires a welding fixture, which is costly and prone to welding leaks or welding errors during multiple welding. Therefore, the development of a multifunctional, adjustable, and high-precision seat frame assembly welding fixture is of great significance for improving welding quality and production efficiency. Utility Model Content

[0003] The utility model provides a right front four-way seat cushion frame assembly welding fixture, which can solve the problem that the existing seat cushion frame welding usually welds local parts in sequence, the welding process is complicated, each process requires a welding fixture, the cost is high, and multiple welding is prone to welding leaks or welding errors.

[0004] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a right front four-way seat cushion frame assembly welding fixture, comprising a base plate, a plurality of positioning seats are arranged at the front and rear ends of the middle part of the base plate, and moving components are symmetrically arranged on the left and right sides of the plurality of positioning seats above the base plate, a first clamping component is arranged between the two moving components and located on the upper front side of the base plate, two hole positioning components are symmetrically arranged at the front side of the first clamping component near the positioning seat, and two second clamping components are symmetrically arranged on the rear side of the upper side of the base plate and located on the rear side of the positioning seat; the moving component comprises guide rails arranged side by side, a moving plate which can move left and right is arranged on the upper side of the guide rail, and a driving mechanism for driving the moving plate is arranged on the side of the moving plate. The first cylinder is used as the working element, a first positioning pin is provided in the middle part of the upper side of the movable plate, a third clamping assembly is provided at the first end of the upper side of the movable plate, a positioning assembly is provided at the second end of the upper side of the movable plate, and a fourth clamping assembly is provided in the middle part of the lower side of the movable plate; the third clamping assembly includes a mounting support vertically arranged on the upper side of the movable plate, a first positioning block is provided on one side of the mounting support, a first pressure block is correspondingly provided on the front side of the first positioning block, an end of the first pressure block is connected to a second cylinder driving the movement thereof, a mounting plate is installed on the second cylinder, the mounting plate is fixedly connected to the mounting support, the mounting plate and the first pressure block are connected by a first connecting block, the welding precision is high, and the production efficiency is improved at the same time.

[0005] Preferably, the positioning assembly includes a first L-shaped support arranged on the upper side of the movable plate, a plurality of second positioning blocks extending forward are arranged on one side of the first L-shaped support, and a second positioning pin is arranged at the lower part of the first L-shaped support. It has a simple structure, easy installation and precise positioning.

[0006] Preferably, the first clamping assembly and the second clamping assembly have the same structure, both comprising a mounting base vertically arranged on the upper side of the base plate, a strong clamping cylinder being arranged on one side of the mounting base, a connecting plate being arranged on the movable end of the strong clamping cylinder, and a plurality of second clamping blocks extending downward being arranged on the lower side of the end of the connecting plate, which has a simple structure and is easy to install.

[0007] Preferably, the hole positioning assembly includes a connecting seat vertically arranged on the upper side of the base plate, a third cylinder is horizontally arranged on the upper end side of the connecting seat, a third positioning pin is arranged at the movable end of the third cylinder, a mounting bracket is arranged on one side of the connecting seat, a support shaft is arranged at the lower end of the mounting bracket, an avoidance hole is arranged at the upper end of the mounting bracket, and a second L-shaped support connected to the base plate is arranged on the side of the mounting bracket, which has a simple structure and is easy to install.

[0008] Preferably, the fourth clamping assembly includes a connecting support arranged at the lower side of the movable plate, a fixed plate is arranged on one side of the connecting support, a fourth cylinder is installed at the lower end of the fixed plate, a rotating block is arranged at the movable end of the fourth cylinder, two third pressure blocks are arranged at the end of the rotating block away from the fourth cylinder, a limiting block is arranged on the fixed plate, and the limiting block and the rotating block are connected by a second connecting block, which has a simple structure and is easy to install.

[0009] Preferably, a mounting block is provided at the front of the base plate near the guide rail, a handle is rotatably provided at the upper end of the mounting block, a connecting bracket is rotatably provided at the middle part of the handle, and a fixed connecting plate connected to the movable plate is provided at one end of the connecting bracket, which has a simple structure and is easy to install.

[0010] Compared with the prior art, the beneficial effects of the utility model are:

[0011] The structure is simple, the operation is convenient, the positioning is accurate, the welding quality is high, it is suitable for automated production, it is safe and reliable, it improves production efficiency and reduces production costs. It can solve the problem that the existing seat frame welding is usually welding local parts in sequence, the welding process is complicated, each process requires a welding fixture, the cost is high, and multiple welding is prone to leaking or welding errors. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] Figure 1 It is a three-dimensional structural diagram of the utility model;

[0013] Figure 2 It is a three-dimensional structural diagram of the utility model in the product placement state;

[0014] Figure 3 It is a three-dimensional structural diagram of the mobile component of the utility model;

[0015] Figure 4 It is a three-dimensional structural diagram of the positioning seat of the utility model;

[0016] Figure 5 It is a three-dimensional structural diagram of the first pressing assembly of the utility model;

[0017] Figure 6 It is a three-dimensional structural diagram of the hole positioning assembly of the utility model;

[0018] Figure 7 It is a three-dimensional structural diagram of the third pressing assembly of the utility model;

[0019] Figure 8 It is a three-dimensional structural diagram of the fourth clamping assembly of the utility model;

[0020] Fig. 9 It is a three-dimensional structural diagram of the positioning component of the utility model.

[0021] Reference numerals:

[0022] 1. Bottom plate, 2. Positioning seat, 3. Moving assembly, 31. Guide rail, 32. Moving plate, 33. First cylinder, 34. First positioning pin, 35. Third clamping assembly, 351. Mounting support, 352. First positioning block, 354. First pressing block, 353. Second cylinder, 355. Mounting plate, 356. First connecting block, 36. Positioning assembly, 361. First L-shaped support, 362. Second positioning block, 363. Second positioning pin, 37. Fourth clamping assembly, 371. Connecting support, 372. Fixed plate, 373. Fourth Cylinder, 374, rotating block, 375, third pressure block, 376, limit block, 377, second connecting block, 4, first clamping assembly, 41, mounting seat, 42, strong clamping cylinder, 43, connecting plate, 44, second pressure block, 6, second clamping assembly, 5, hole positioning assembly, 51, connecting seat, 52, third cylinder, 53, third positioning pin, 54, mounting bracket, 55, support shaft, 56, avoidance hole, 57, second L-shaped support, 7, mounting block, 8, handle, 9, connecting bracket, 10, fixed connecting plate, 11, limit support. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0024] like Figure 1-9As shown, the utility model provides the following technical solutions to solve the problems that the existing seat frame welding is usually welding local parts in sequence, the welding process is complicated, each process requires a welding fixture, the cost is high, and multiple welding is prone to leaking or welding errors. A right front four-way seat frame assembly welding fixture includes a bottom plate 1, the bottom plate 1 is used as the base part of the fixture to provide a stable support platform, and the front and rear ends of the middle part of the bottom plate 1 are provided with a plurality of positioning seats 2 for placing products, and the left and right sides of the plurality of positioning seats 2 are symmetrically provided above the bottom plate 1 with moving components 3, which are used to place the product. In order to accurately position and fix the welding parts, a first clamping assembly 4 is arranged between the two moving assemblies 3 on the upper front side of the base plate 1. The first clamping assembly 4 is used to clamp the welding parts to ensure their stability during the welding process. Two hole positioning assemblies 5 are symmetrically arranged on the front side of the first clamping assembly 4 near the positioning seat 2 to further ensure the accurate positioning of the welding parts. Two second clamping assemblies 6 are symmetrically arranged on the upper rear part of the base plate 1, located on the rear side of the positioning seat 2; the second clamping assembly 6 is used to clamp the welding parts to ensure their stability during the welding process. The moving assembly 3 includes guide rails 31 arranged side by side, a moving plate 32 that can move left and right is arranged on the upper side of the guide rails 31, a first cylinder 33 that drives the moving plate 32 is arranged on the side, a first positioning pin 34 is arranged in the middle of the upper side of the moving plate 32, a third clamping assembly 35 is arranged at the first end of the upper side of the moving plate 32, a positioning assembly 36 is arranged at the second end of the upper side of the moving plate 32, and a fourth clamping assembly 37 is arranged in the middle of the lower side of the moving plate 32; the third clamping assembly 35 includes a vertically arranged The mounting support 351 on the upper side of the movable plate 32 has a first positioning block 352 on one side of the mounting support 351, a first pressing block 354 is correspondingly provided on the front side of the first positioning block 352, an end of the first pressing block 354 is connected to a second cylinder 353 for driving the movement thereof, a mounting plate 355 is mounted on the second cylinder 353, the mounting plate 355 is fixedly connected to the mounting support 351, the mounting plate 355 and the first pressing block 354 are connected via a first connecting block 356, the welding precision is high, and the production efficiency is improved at the same time.

[0025] In this embodiment, if Fig. 9 As shown, the positioning assembly 36 includes a first L-shaped support 361 arranged on the upper side of the movable plate 32, a plurality of second positioning blocks 362 extending forward are arranged on one side of the first L-shaped support 361, and a second positioning pin 363 is arranged at the lower part of the first L-shaped support 361, which has a simple structure, is easy to install, and has precise positioning.

[0026] In this embodiment, if Figure 5As shown, the first clamping assembly 4 and the second clamping assembly 6 have the same structure, both comprising a mounting base 41 vertically arranged on the upper side of the base plate 1, a strong clamping cylinder 42 is arranged on one side of the mounting base 41, a connecting plate 43 is arranged at the movable end of the strong clamping cylinder 42, and a plurality of second clamping blocks 44 extending downward are arranged on the lower side of the end of the connecting plate 43, which have a simple structure and are easy to install.

[0027] In this embodiment, if Figure 6 As shown, the hole positioning assembly 5 includes a connecting seat 51 vertically arranged on the upper side of the base plate 1, a third cylinder 52 is horizontally arranged on the upper end side of the connecting seat 51, a third positioning pin 53 is arranged at the movable end of the third cylinder 52, a mounting bracket 54 is arranged on one side of the connecting seat 51, a support shaft 55 is arranged at the lower end of the mounting bracket 54, a avoidance hole 56 is arranged at the upper end of the mounting bracket 54, and a second L-shaped support 57 connected to the base plate 1 is arranged on the side of the mounting bracket 54, which has a simple structure and is easy to install.

[0028] In this embodiment, if Figure 8 As shown, the fourth clamping assembly 37 includes a connecting support 371 arranged at the lower side of the movable plate 32, a fixed plate 372 is arranged on one side of the connecting support 371, a fourth cylinder 373 is installed at the lower end of the fixed plate 372, a rotating block 374 is arranged at the movable end of the fourth cylinder 373, two third pressing blocks 375 are arranged at the end of the rotating block 374 away from the fourth cylinder 373, a limiting block 376 is arranged on the fixed plate 372, and the limiting block 376 and the rotating block 374 are connected by a second connecting block 377, which has a simple structure and is easy to install.

[0029] In this embodiment, if Figure 3 As shown, a mounting block 7 is provided at the front portion of the base plate 1 near the guide rail 31, a handle 8 is rotatably provided at the upper end of the mounting block 7, a connecting bracket 9 is rotatably provided at the middle portion of the handle 8, and a fixed connecting plate 10 connected to the movable plate 32 is provided at one end of the connecting bracket 9, which is used to assist the operator in moving the movable component 3 to the limit support 11, so as to prevent the first cylinder 33 from directly moving and damaging the welding parts.

[0030] In this embodiment, if Figure 2As shown, the two welding components in the middle of the seat frame assembly are placed on the upper sides of the positioning seats 2 at the front and rear ends respectively, the third cylinder 52 is actuated, the third positioning pin 53 passes through the mounting hole of the welding component and enters the avoidance hole 56, the strong clamping cylinder 42 is actuated, the second pressure block 44 presses the welding component in the middle, and the welding components on both sides continue to be loaded into the moving assembly 3, the first positioning pin 34 and the second positioning pin 363 pass through the mounting hole of the welding component, the second positioning block 362 and the first positioning block 352 press against one side of the welding component, the second cylinder 353 is actuated, the first pressure block 354 presses the welding component on the side, the fourth cylinder 373 is actuated, the third pressure block 375 presses the welding component on the side, and the positioning and fixing of the welding component on the side are completed, the first cylinder 33 is actuated, the moving plate 32 and the components located on the upper side thereof move on the guide rail 31, and after moving to a certain position, the first cylinder 33 is deflated, and the operator moves the moving assembly 3 through the handle 8, the moving plate 32 contacts the limiting support 11, stops moving, and welding can be carried out.

[0031] It should be noted that all directional indications (such as up, down, left, right, front, back, etc.) in the embodiments of the present invention are only used to explain the relative position relationship, movement status, etc. between the components under a certain specific posture (as shown in the accompanying drawings). If the specific posture changes, the directional indication will also change accordingly.

[0032] In addition, in the present invention, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" or "second" may explicitly or implicitly include at least one of the features. In the description of the present invention, the meaning of "plurality" is at least two, such as two, three, etc., unless otherwise clearly and specifically defined.

[0033] In the present invention, unless otherwise clearly specified and limited, the terms "connection", "fixation", etc. should be understood in a broad sense. For example, "fixation" can be a fixed connection, a detachable connection, or an integral 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 present invention can be understood according to specific circumstances.

[0034] In addition, the technical solutions between the various embodiments of the present invention can be combined with each other, but it must be based on the fact that ordinary technicians in the field can implement it. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the present invention.

Claims

1. A right front four-way seat cushion frame assembly welding fixture, characterized in that: include: A bottom plate (1), a plurality of positioning seats (2) are arranged at the front and rear ends of the middle part of the bottom plate (1), a plurality of moving components (3) are symmetrically arranged on the left and right sides of the positioning seats (2) above the bottom plate (1), a first clamping component (4) is arranged between the two moving components (3) on the front upper side of the bottom plate (1), two hole positioning components (5) are symmetrically arranged on the front side of the first clamping component (4) near the positioning seat (2), and two second clamping components (6) are symmetrically arranged on the rear side of the upper side of the bottom plate (1) on the rear side of the positioning seat (2); The moving assembly (3) comprises guide rails (31) arranged side by side, a moving plate (32) movable leftward and rightward is arranged on the upper side of the guide rails (31), a first cylinder (33) for driving the moving plate (32) is arranged on the side, a first positioning pin (34) is arranged in the middle of the upper side of the moving plate (32), a third clamping assembly (35) is arranged at the first end of the upper side of the moving plate (32), a positioning assembly (36) is arranged at the second end of the upper side of the moving plate (32), and a fourth clamping assembly (37) is arranged in the middle of the lower side of the moving plate (32); The third clamping assembly (35) includes a mounting support (351) vertically arranged on the upper side of the movable plate (32), a first positioning block (352) is arranged on one side of the mounting support (351), a first pressing block (354) is arranged correspondingly on the front side of the first positioning block (352), an end of the first pressing block (354) is connected to a second cylinder (353) for driving the first pressing block (354), a mounting plate (355) is installed on the second cylinder (353), the mounting plate (355) is fixedly connected to the mounting support (351), and the mounting plate (355) and the first pressing block (354) are connected via a first connecting block (356).

2. The right front four-way seat cushion frame assembly welding fixture according to claim 1 is characterized in that: The positioning assembly (36) comprises a first L-shaped support (361) arranged on the upper side of the movable plate (32), a plurality of second positioning blocks (362) extending forward are arranged on one side of the first L-shaped support (361), and a second positioning pin (363) is arranged at the lower part of the first L-shaped support (361).

3. The right front four-way seat cushion frame assembly welding fixture according to claim 1 is characterized in that: The first clamping assembly (4) and the second clamping assembly (6) have the same structure, both comprising a mounting seat (41) vertically arranged on the upper side of the base plate (1), a strong clamping cylinder (42) being arranged on one side of the mounting seat (41), a connecting plate (43) being arranged at the movable end of the strong clamping cylinder (42), and a plurality of second clamping blocks (44) extending downwardly being arranged at the lower side of the end of the connecting plate (43).

4. The right front four-way seat cushion frame assembly welding fixture according to claim 1 is characterized in that: The hole positioning assembly (5) comprises a connecting seat (51) vertically arranged on the upper side of the base plate (1); a third cylinder (52) is horizontally arranged on the upper side of the connecting seat (51); a third positioning pin (53) is arranged at the movable end of the third cylinder (52); a mounting bracket (54) is arranged on one side of the connecting seat (51); a supporting shaft (55) is arranged at the lower end of the mounting bracket (54); a avoidance hole (56) is arranged at the upper end of the mounting bracket (54); and a second L-shaped support (57) connected to the base plate (1) is arranged on the side of the mounting bracket (54).

5. The right front four-way seat cushion frame assembly welding fixture according to claim 1 is characterized in that: The fourth clamping assembly (37) comprises a connecting support (371) arranged at the lower side of the movable plate (32), a fixed plate (372) is arranged on one side of the connecting support (371), a fourth cylinder (373) is installed at the lower end of the fixed plate (372), a rotating block (374) is arranged at the movable end of the fourth cylinder (373), two third pressing blocks (375) are arranged at the end of the rotating block (374) away from the fourth cylinder (373), a limiting block (376) is arranged on the fixed plate (372), and the limiting block (376) and the rotating block (374) are connected via a second connecting block (377).

6. The right front four-way seat cushion frame assembly welding fixture according to claim 1, characterized in that: A mounting block (7) is arranged at the front of the base plate (1) near the guide rail (31); a handle (8) is rotatably arranged at the upper end of the mounting block (7); a connecting bracket (9) is rotatably arranged at the middle of the handle (8); and a fixed connecting plate (10) connected to the movable plate (32) is arranged at one end of the connecting bracket (9).

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