Full-automatic welding clamp for lower connecting plate assembly of automobile angle adjuster

Abstract

The utility model belongs to the technical field of welding fixtures, and particularly relates to a full-automatic welding fixture for a lower connecting plate assembly of an automobile recliner, which comprises a bottom plate mechanism, a pressing mechanism and a positioning mechanism, and the positioning mechanism comprises a positioning component, a supporting component and a second lifting cylinder; the positioning assembly comprises three positioning pins, two positioning sensing devices and a plurality of positioning blocks; and by utilizing the pose anchoring of the three positioning pins, the welding fixture of the lower connecting plate assembly part of the automobile angle adjuster of the same type, which is matched with the three positioning pins in terms of position, can be shared.

Description

Technical Field

[0001] This utility model belongs to the field of automotive parts manufacturing technology, and in particular relates to a fully automatic welding fixture for the lower connecting plate assembly of an automotive angle adjuster. Background Technology

[0002] Welding fixtures are flexible clamping and positioning devices for welding. They are primarily used for welding large, medium, and small weldable materials. Welding fixtures are widely used in the manufacturing processes of various vehicle bodies and automotive parts, where parts of various shapes and specifications require welding. Some automotive angle adjusters serve as common components, allowing the production of different models of parts by welding other plates of different sizes onto them. However, existing automatic welding fixtures for the lower connecting plate assembly of automotive angle adjusters are not compatible with multiple similar parts, requiring the development of multiple welding fixtures to meet production needs, leading to increased costs. Furthermore, existing automatic welding fixtures for the lower connecting plate assembly of automotive angle adjusters use an integrated design, making it impossible to quickly switch between welding fixtures. Utility Model Content

[0003] The purpose of this utility model is to provide a fully automatic welding fixture for the lower connecting plate assembly of an automotive angle adjuster, which aims to solve the problem that the existing automatic welding fixture for the lower connecting plate assembly of an automotive angle adjuster cannot be compatible with multiple similar parts, and realizes the sharing of welding fixtures for similar automotive angle adjuster lower connecting plate assembly parts.

[0004] To achieve the above objectives, this utility model provides a fully automatic welding fixture for the lower connecting plate assembly of an automotive angle adjuster, comprising a base plate mechanism, a clamping mechanism, and a positioning mechanism, wherein:

[0005] The base plate mechanism includes a support plate with pin holes for quick and precise switching of welding fixtures; an electrical box and an air vent are also provided below the support plate for automated communication and control of the welding fixtures.

[0006] The clamping mechanism includes a first lifting cylinder and a clamping assembly. The first lifting cylinder is fixed on the support plate. The clamping assembly is connected to the first lifting cylinder and is used to clamp the welded product to prevent the product from deforming during welding.

[0007] The positioning mechanism includes a positioning component, a support component, and a second lifting cylinder. The support component is fixed to the support plate to prevent product welding deformation. The positioning component is connected to the support component to accurately position the welded product. The second lifting cylinder is connected to the support component to automatically push out the welded product.

[0008] As an optional solution of this utility model, the support plate is provided with a first clearance groove for clearing the second lifting cylinder from the air.

[0009] As an optional solution of this utility model, the clamping mechanism further includes a limiting member, which is connected to the first lifting cylinder to prevent overpressure damage to the welded product.

[0010] As an optional embodiment of this utility model, the positioning component includes three positioning pins and two positioning sensors; the support component has holes, the positioning pins are fixed in the holes to fix the position of the welded product; the positioning sensors are fixed in the holes to sense whether the welded product is placed in place.

[0011] As an optional solution of this utility model, the structure of the clamping component is adapted to the structure of the welded product; the clamping component is also provided with several pressure-distributing blocks for dispersing and balancing the pressure on the welded product.

[0012] As an optional solution of this utility model, the welded product is provided with positioning holes; the position and type of the positioning holes are adapted to the position and type of the three positioning pins.

[0013] The fully automatic welding fixture for the lower connecting plate assembly of an automotive angle adjuster provided in this embodiment of the utility model has at least one of the following technical effects:

[0014] This application provides a fully automatic welding fixture for the lower connecting plate assembly of an automotive angle adjuster, including a base plate mechanism, a clamping mechanism, and a positioning mechanism. Through modular design and pin holes on the support plate of the base plate mechanism, rapid and precise switching of welding fixtures is achieved. An electrical box and air vent are located below the support plate to enable automated communication and control of the welding fixture. A positioning component design including three positioning pins, two positioning sensors, and several positioning blocks enables rapid and high-precision repeatable positioning of the fixture. The precise positioning of the three positioning pins allows for the sharing of welding fixtures for similar automotive angle adjuster lower connecting plate assembly parts whose positions are compatible with the three positioning pins. Attached Figure Description

[0015] To more clearly illustrate the technical solutions in the embodiments of this utility model, the drawings used in the description of the embodiments or the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of this utility model. For those skilled in the art, other drawings can be obtained based on these drawings without creative effort.

[0016] Figure 1This is a schematic diagram of the overall structure of a fully automatic welding fixture for the lower connecting plate assembly of an automotive angle adjuster, provided for an embodiment of this utility model.

[0017] Figure 2 This is a schematic diagram of the bottom structure of the base plate mechanism of a fully automatic welding fixture for the lower connecting plate assembly of an automotive angle adjuster, provided as an embodiment of the present utility model.

[0018] Figure 3 This is a structural schematic diagram of the clamping mechanism of a fully automatic welding fixture for the lower connecting plate assembly of an automotive angle adjuster, provided as an embodiment of the present invention.

[0019] Figure 4 This is a schematic diagram of the positioning mechanism of a fully automatic welding fixture for the lower connecting plate assembly of an automotive angle adjuster, provided for an embodiment of this utility model.

[0020] Figure 5 This is a structural diagram of a fully automatic welding fixture for the lower connecting plate assembly of an automotive angle adjuster, provided as an embodiment of the present utility model.

[0021] The following are the labeling elements in the figure:

[0022] 1. Base plate mechanism; 2. Clamping mechanism; 3. Positioning mechanism; 4. Welded product; 101. Pin hole; 102. Electrical box; 103. First clearance groove; 104. Support plate; 105. Air exhaust; 201. First lifting cylinder; 202. Clamping assembly; 203. Limiting component; 2021. Dividing pressure block; 301. Positioning assembly; 302. Support assembly; 303. Second lifting cylinder; 3011. Positioning pin; 3012. Positioning sensor; 3021. First support assembly; 3022. Second support assembly; 3023. Hole; 401. Positioning hole. Detailed Implementation

[0023] The embodiments of the present invention are described in detail below, examples of which are shown in the accompanying drawings, wherein the same or similar reference numerals denote the same or similar elements or elements having the same or similar functions throughout. The embodiments described below with reference to the accompanying drawings are exemplary and intended to explain the embodiments of the present invention, and should not be construed as limiting the present invention.

[0024] In the description of the embodiments of this utility model, it should be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings. They are only for the convenience of describing the embodiments of this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0025] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of embodiments of this utility model, "a plurality of" means two or more, unless otherwise explicitly specified.

[0026] In this embodiment of the invention, unless otherwise explicitly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral part; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; they can refer to the internal communication of two components or the interaction between two components. Those skilled in the art can understand the specific meaning of the above terms in this embodiment of the invention according to the specific circumstances.

[0027] In one embodiment of this utility model, such as Figure 1 As shown, a fully automatic welding fixture for the lower connecting plate assembly of an automotive angle adjuster is provided, including a base plate mechanism 1, a clamping mechanism 2, and a positioning mechanism 3, wherein:

[0028] Reference Figure 2 The base plate mechanism 1 includes a support plate 104, on which a pin hole 101 is provided. The welding fixture can be replaced on the welding platform through the pin hole 101, realizing rapid and accurate switching of the welding fixture. An electrical box 102 and an air vent 105 are also provided below the support plate 104 for automated communication and control of the welding fixture. In addition, considering that the welding fixture of this utility model has functional mechanisms fixed above and below the support plate, a height-increasing frame is also connected through the pin hole 101 in this specific embodiment of the utility model to provide a certain support height for the support plate 104.

[0029] Reference Figure 3The pressing mechanism 2 includes a first lifting cylinder 201 and a pressing component 202. The first lifting cylinder 201 is fixed on the support plate 104. The pressing component 202 is connected to the first lifting cylinder 201. Under the drive of the lifting cylinder 201, the pressing component 202 can press down until it contacts the surface of the welded product 4, thereby realizing the pressing operation on the welded product 4 and preventing the product from being deformed during welding.

[0030] Reference Figure 4 The positioning mechanism 3 includes a positioning component 301, a support component 302, and a second lifting cylinder 303. The support component 302 includes a first support component 3021 fixed on a support plate and a second support component 3022 connected to the second telescopic cylinder. The first support component 3021 is fixed on the support plate 104 and contacts the lower surface of the welded product 4, which can tightly support the welded product and prevent the welded product 4 from deforming during welding. The positioning component 301 is connected to the support component 302 and is used to accurately position the welded product 4. The second lifting cylinder 303 is connected to the second support component 3022 and is used to automatically push out the welded product.

[0031] In another embodiment of this utility model, referring to Figure 2 The support plate 104 is provided with a first clearance groove 103 for clearing the second lifting cylinder 303 and the second support component 3022 connected to the second lifting cylinder 303.

[0032] In another embodiment of this utility model, referring to Figure 3 The clamping mechanism 2 also includes a limiting member 203. One end of the limiting member 203 is connected to the first lifting cylinder 201, and the other end is connected to the clamping assembly 202. When the clamping assembly 202 is pressed down, the limiting member 203 can prevent overpressure damage to the welded product.

[0033] In another embodiment of this utility model, referring to Figure 4The positioning component 301 includes three positioning pins 3011 and two positioning sensors 3012; the support component 302 is provided with a hole 3023, the positioning pins 3011 are fixed in the hole 3023 to fix the position of the welding product 4; the positioning sensors 3012 are fixed in the hole 3023 to sense whether the welding product is placed in place. In this embodiment, a positioning pin 3011 and a positioning sensor 3012 are respectively fixed in the hole 3023 on the frustum support member of the first support component 3021. In order to adapt to the positioning hole 401 in the welded product 4, the top end of the positioning pin 3011 is a gear set. Two positioning pins 3011 and a positioning sensor 3012 are fixed on the second support component 3022 connected to the second telescopic cylinder 303. The top ends of the two positioning pins 3011 are both frustum cone-shaped. One positioning pin 3011 is located on the left side of the second support component 3022, and the other is located on the right side of the second support component 3022. A positioning sensor 3012 is provided at the upper hole.

[0034] In another embodiment of this utility model, referring to Figure 5 and Figure 3 The structure of the clamping assembly 202 is adapted to the structure of the welded product 4. To accommodate the shape and structure of the welded product 4, the clamping assembly 202 in this embodiment employs a structure where a cross-shaped clamping frame and a herringbone clamping frame are coupled together to prevent the welded product from loosening during welding. The clamping assembly 202 also includes several pressure-distributing blocks 2021 to disperse and equalize the pressure on the welded product 4. This embodiment uses a total of six pressure-distributing blocks 2021, which are respectively located at the four end points of the cross-shaped clamping frame and the two end points of the herringbone clamping frame of the clamping assembly 202.

[0035] In another embodiment of this utility model, referring to Figure 5 The welded product 4 is provided with a positioning hole 401; the position and type of the positioning hole 401 are adapted to the position and type of the three positioning pins. In this way, any welded product that has a position and type adapted to the three positioning pins of this utility model can share the same welding fixture.

[0036] This application provides a fully automatic welding fixture for the lower connecting plate assembly of an automotive angle adjuster, the operation process of which is as follows:

[0037] 1. Initialize all cylinders; the first telescopic cylinder opens, and the second telescopic cylinder extends.

[0038] 2. Place the welding product on the positioning mechanism, so that the positioning pin extends into the positioning hole of the welding product. The positioning sensor detects that the welding product has been properly placed and sends a sensing signal.

[0039] 3. After receiving the sensing signal, manually press the control button of the first telescopic cylinder, and the first telescopic cylinder will drive the clamping component to firmly fix the welding product.

[0040] 4. The automated robot begins welding the product;

[0041] 5. After welding is completed, the first telescopic cylinder automatically lifts up, the second telescopic cylinder extends out of the positioning hole, and the welded product is manually removed.

[0042] This application provides a fully automatic welding fixture for the lower connecting plate assembly of an automotive angle adjuster. Through modular design and pin holes on the support plate of the base plate mechanism, it enables rapid and precise switching of welding fixtures. An electrical box and air vent are located below the support plate to achieve automated communication and control of the welding fixture. A positioning component design including three positioning pins, two positioning sensors, and several positioning blocks enables rapid and high-precision repeatable positioning of the fixture. The precise positioning of the three positioning pins allows for the sharing of welding fixtures for similar automotive angle adjuster lower connecting plate assembly parts whose positions are compatible with the three positioning pins.

[0043] The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included within the protection scope of the present utility model.

Claims

1. A full-automatic welding fixture for a lower connecting plate assembly of an automobile angle adjuster, characterized in that, The utility model relates to a welding fixture, which comprises a base plate mechanism, a pressing mechanism and a positioning mechanism, wherein: The base plate mechanism comprises a support plate, which is provided with pin holes for quick and accurate switching of the welding fixture; the support plate is further provided with an electric box and a gas exhaust below for automatic communication and control of the welding fixture; The pressing mechanism comprises a first lifting cylinder and a pressing assembly, the first lifting cylinder is fixed on the support plate, and the pressing assembly is connected with the first lifting cylinder for pressing the welding product to prevent welding deformation of the product; The positioning mechanism comprises a positioning assembly, a support assembly and a second lifting cylinder, the support assembly is fixed on the support plate for preventing welding deformation of the product, the positioning assembly is connected with the support assembly for accurate positioning of the welding product, and the second lifting cylinder is connected with the support assembly for automatic pushing out of the product after welding.

2. The full-automatic welding fixture for the lower connecting plate assembly of an automobile angle adjuster according to claim 1, characterized in that, The support plate is provided with a first air-avoiding groove for avoiding the second lifting cylinder.

3. The lower connecting plate assembly of an automobile angle adjuster full-automatic welding fixture according to claim 1, characterized in that, The pressing mechanism further comprises a limiting piece, which is connected with the first lifting cylinder for preventing overpressure damage to the welding product.

4. The lower connecting plate assembly of an automobile angle adjuster full-automatic welding fixture according to claim 1, characterized in that, The positioning assembly comprises three positioning pins and two positioning sensing devices, the support assembly is provided with holes, the positioning pins are fixed on the holes for fixing the position of the welding product, and the positioning sensing devices are fixed on the holes for sensing whether the welding product is placed in place.

5. The fully automatic welding fixture for the lower connecting plate assembly of an automobile angle adjuster according to claim 1, characterized in that, The structure of the pressing assembly is adapted to the structure of the welding product, and the pressing assembly is further provided with a plurality of pressure distribution blocks for distributing and balancing the pressure received by the welding product.

6. The fully automatic welding fixture for the lower connecting plate assembly of an automobile angle adjuster according to claim 4, characterized in that, The welding product is provided with positioning holes, and the position and type of the positioning holes are adapted to the position and type of the three positioning pins.

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