Mechanism for welding heat shield of automobile battery

Abstract

The utility model discloses an automobile battery heat shield welding mechanism which comprises a resistance welding machine, a welding frame is fixedly connected to the front of the resistance welding machine, a main air cylinder is fixedly connected to the resistance welding machine, an upper electrode is fixedly connected to the main air cylinder, a lower electrode is fixedly connected to the resistance welding machine, and the welding frame is fixedly connected to the welding frame. And the welding frame is fixedly connected with a Y-direction driving motor. By means of the structure, the driving motor drives the clamping jig and the part to move on the X / Y-axis linear guide rail, the electric control system controls the driving motor and the resistance welding machine, and when the clamping jig provided with the battery heat shield part moves to the welding position, the electric control system controls the upper electrode and the lower electrode of the resistance welding machine to move up and down to achieve welding. The welding position and welding parameters are controlled by a program and an electric control system, the welding quality is improved, welding missing is avoided, meanwhile, the welding efficiency is greatly improved, and products of the same type can be produced on the same machine only by simply replacing a clamping jig and writing a program.

Description

Technical Field

[0001] The utility model relates to the technical field of automobile parts manufacturing process, in particular to a welding mechanism for an automobile battery heat insulation cover. Background Art

[0002] The automotive battery heat shield is used in new energy hybrid vehicles due to its unique heat insulation and sealing effects. It requires little installation space, is easy to install, and has strong heat insulation / sealing effects. Due to the structural characteristics of the automotive battery heat shield, the heat shield body is formed by welding two front and rear aluminum-plated steel plate stamping brackets, and then the corresponding parts are pasted with foamed silicone with flame retardant, heat insulation and sealing effects. After installation, it plays a sealing and heat insulation role. The demand for battery heat shields is not only large, but also has many models and specifications. Every hybrid model needs to use it.

[0003] The welding efficiency of existing welding mechanisms cannot meet the needs of rapid production, and the fixtures are inconvenient to replace, making it impossible to produce automotive battery heat shields of different sizes on the same machine. Utility Model Content

[0004] The utility model aims to provide a mechanism for welding a heat shield of an automobile battery. A driving motor drives a fixture and parts to move on an X / Y axis linear guide rail. An electronic control system controls the driving motor and a resistance welding machine. When the fixture equipped with the parts of the battery heat shield moves to a welding position, the electronic control system controls the upper and lower electrodes of the resistance welding machine to move up and down to achieve welding. The welding position and welding parameters are controlled by a program and the electronic control system, thereby improving welding quality, avoiding welding leaks, and greatly improving welding efficiency. Products of the same type can be produced on the same machine simply by replacing the fixture and writing a program.

[0005] To achieve the above-mentioned purpose, a mechanism for welding a heat shield of an automobile battery is provided, comprising: a resistance welding machine, a welding frame is fixedly connected to the front of the resistance welding machine, a main cylinder is fixedly connected to the resistance welding machine, an upper electrode is fixedly connected to the main cylinder, a lower electrode is fixedly connected to the resistance welding machine, a Y-direction drive motor is fixedly connected to the top of the welding frame, a Y-direction drive rod is installed behind the Y-direction drive motor, an X-direction drive motor is fixedly connected to the top of the welding frame, an X-direction drive rod is installed on the right side of the X-direction drive motor, a Y-axis linear guide and an X-axis linear guide are fixedly connected to the welding frame, a fixing plate is arranged above the welding frame, a clamp is fixedly connected to the top of the fixing plate, a battery heat shield plate is clamped on the top of the clamp, and a front cylinder is fixedly connected to the top of the welding frame, and the front cylinder is located on the left side of the clamp.

[0006] According to the mechanism for welding a heat shield of an automobile battery, an electric control system is provided inside the resistance welding machine, and the electric control system is electrically connected to the main cylinder, the Y-axis drive motor, the X-axis drive motor and the front cylinder, so as to facilitate the control of various components and the writing of processing programs.

[0007] According to the welding mechanism for a heat shield of an automobile battery, the Y-axis linear guide is located below the X-axis linear guide, and there are two Y-axis linear guides, which are symmetrically arranged, and there are two X-axis linear guides, which are symmetrically arranged. This facilitates the movement of the fixed plate and the parts above on the Y-axis linear guide and the X-axis linear guide.

[0008] According to the welding mechanism for a heat shield of an automobile battery, the bottoms of the Y-direction driving rod and the X-direction driving rod are both slidably connected to the fixing plate.

[0009] According to the welding mechanism for the heat shield of an automobile battery, the number of the fixing plates and the clamps is multiple and symmetrically distributed on the welding frame, so that the processing is carried out at multiple stations to improve the processing efficiency.

[0010] According to the mechanism for welding a heat shield of an automobile battery, the Y-axis driving motor and the Y-axis driving rod are both located below the X-axis linear guide rail.

[0011] According to the welding mechanism for a heat shield of an automobile battery, the upper electrode and the lower electrode are arranged in correspondence with each other. When the fixture equipped with the heat shield plate of the battery moves to the welding position, the electric control system controls the upper electrode on the cylinder to move up and down, and realizes the upper and lower welding together with the lower electrode.

[0012] Compared with the prior art, the utility model has the following beneficial effects: by arranging a resistance welding machine, a welding frame, an upper electrode, a lower electrode, a main cylinder, a Y-axis driving motor, a Y-axis driving rod, an X-axis driving motor, an X-axis driving rod, a Y-axis linear guide, an X-axis linear guide, a fixing plate and a clamp, the driving motor drives the clamp and the parts to move on the X / Y-axis linear guide, the electric control system controls the driving motor and the resistance welding machine, when the clamp equipped with the battery heat shield parts moves to the welding position, the electric control system controls the upper and lower electrodes of the resistance welding machine to move up and down to realize welding, the welding position and welding parameters are controlled by the program and the electric control system, the welding quality is improved, the leakage welding is avoided, and the welding efficiency is greatly improved at the same time, the same type of products can be produced by the same machine simply by replacing the clamp and writing the program.

[0013] Additional aspects and advantages of the present invention will be given in part in the following description, and in part will become apparent from the following description, or will be learned through the practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] The utility model is further described below in conjunction with the accompanying drawings and embodiments;

[0015] Figure 1 This is a front view of a welding mechanism for a heat shield of an automobile battery according to the utility model;

[0016] Figure 2 It is a side view of a welding mechanism for a heat shield of an automobile battery according to the utility model;

[0017] Figure 3 This is a structural diagram of a welding frame portion of a mechanism for welding a heat shield of an automobile battery according to the utility model;

[0018] Figure 4 The utility model is a partial structural diagram of a resistance welding machine of a mechanism for welding a heat shield of an automobile battery.

[0019] In the figure: 1. resistance welding machine; 2. welding frame; 3. upper electrode; 4. lower electrode; 5. main cylinder; 6. Y-axis driving motor; 7. Y-axis driving rod; 8. X-axis driving motor; 9. X-axis driving rod; 10. Y-axis linear guide; 11. X-axis linear guide; 12. fixing plate; 13. clamping fixture; 14. battery heat shield plate; 15. front cylinder. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model 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 the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] See also Figure 1-4The utility model provides a technical solution: a mechanism for welding a heat shield of a car battery, comprising: a resistance welding machine 1, an electric control system is arranged inside the resistance welding machine 1 (this is the prior art and will not be described in detail here), a welding frame 2 is fixedly connected to the front of the resistance welding machine 1, a main cylinder 5 is fixedly connected to the resistance welding machine 1, an upper electrode 3 is fixedly connected to the main cylinder 5, and when the main cylinder 5 is started, the upper electrode 3 can be moved up and down, a lower electrode 4 is fixedly connected to the resistance welding machine 1, and the upper electrode 3 and the lower electrode 4 are arranged correspondingly up and down, when the battery heat shield plate 1 is installed When the fixture 13 of 4 moves to the welding position, the electric control system controls the upper electrode 3 on the main cylinder 5 to move up and down, and realizes up and down welding together with the lower electrode 4. The upper part of the welding frame 2 is fixedly connected with a Y-direction driving motor 6, and a Y-direction driving rod 7 is installed behind the Y-direction driving motor 6. The upper part of the welding frame 2 is fixedly connected with an X-direction driving motor 8, and an X-direction driving rod 9 is installed on the right side of the X-direction driving motor 8. The welding frame 2 is fixedly connected with a Y-axis linear guide 10 and an X-axis linear guide 11, and the Y-direction driving motor 6 and the Y-direction driving rod 7 are both located on the X-axis linear guide 11. The Y-axis linear guide 10 is located below the X-axis linear guide 11. There are two Y-axis linear guides 10, which are symmetrically arranged. There are two X-axis linear guides 11, which are symmetrically arranged. A fixed plate 12 is arranged above the welding frame 2. The bottoms of the Y-axis driving rod 7 and the X-axis driving rod 9 are both slidably connected to the fixed plate 12. When the Y-axis driving motor 6 and the X-axis driving motor 8 are started respectively, the fixture 13 and the parts can be driven to move on the Y-axis linear guide 10 and the X-axis linear guide 11. The top of the fixed plate 12 A clamp 13 is fixedly connected, and there are multiple fixed plates 12 and clamps 13, which are symmetrically distributed on the welding frame 2. Processing is performed at multiple stations to improve processing efficiency. A battery heat insulation cover plate 14 is clamped on the top of the clamp 13, and a front cylinder 15 is fixedly connected to the top of the welding frame 2. A clamp is arranged on the front cylinder 15. The front cylinder 15 is located on the left side of the clamp 13. When the front cylinder 15 works, the clamp on it is pressed down, thereby fixing the clamp 13 and conveying the clamp 13 backwards, which is convenient for subsequent welding of the battery heat insulation cover plate 14.

[0022] The electric control system is electrically connected to the main cylinder 5, the Y-direction drive motor 6, the X-direction drive motor 8 and the front cylinder (15), so as to facilitate the control of various components and the writing of processing programs.

[0023] Working principle: The Y-axis drive motor 6 and the X-axis drive motor 8 respectively drive the fixture 13 and the parts to move on the Y-axis linear guide 10 and the X-axis linear guide 11. The electronic control system controls the Y-axis drive motor 6 and the X-axis drive motor 8 and the resistance welding machine 1. When the fixture 13 equipped with the battery heat insulation cover plate 14 moves to the welding position, the electronic control system controls the upper electrode 3 on the main cylinder 5 to move up and down, and realizes upper and lower welding together with the lower electrode 4. The welding position and welding parameters are controlled by the program and the electronic control system to improve the welding quality, avoid welding leaks, and greatly improve the welding efficiency. The same type of products can be produced on the same machine by simply replacing the fixture 13 and writing a program.

[0024] The embodiments of the present invention are described in detail above in conjunction with the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes can be made within the knowledge scope of ordinary technicians in the relevant technical field without departing from the purpose of the present invention.

Claims

1. A welding mechanism for a heat shield of an automobile battery, comprising: The resistance welding machine (1) is characterized in that a welding frame (2) is fixedly connected to the front of the resistance welding machine (1), a main cylinder (5) is fixedly connected to the resistance welding machine (1), an upper electrode (3) is fixedly connected to the main cylinder (5), a lower electrode (4) is fixedly connected to the resistance welding machine (1), a Y-direction drive motor (6) is fixedly connected to the top of the welding frame (2), a Y-direction drive rod (7) is installed behind the Y-direction drive motor (6), an X-direction drive motor (8) is fixedly connected to the top of the welding frame (2), and An X-axis driving rod (9) is installed on the right side of the X-axis driving motor (8); a Y-axis linear guide rail (10) and an X-axis linear guide rail (11) are fixedly connected to the welding frame (2); a fixing plate (12) is arranged above the welding frame (2); a clamp (13) is fixedly connected above the fixing plate (12); a battery heat insulation cover plate (14) is clamped above the clamp (13); a front cylinder (15) is fixedly connected to the top of the welding frame (2); and the front cylinder (15) is located on the left side of the clamp (13).

2. A welding mechanism for a heat shield of an automobile battery as claimed in claim 1, characterized in that: The resistance welding machine (1) is provided with an electric control system inside, and the electric control system is electrically connected to the main cylinder (5), the Y-direction drive motor (6), the X-direction drive motor (8) and the front cylinder (15).

3. The welding mechanism for a heat shield of an automobile battery as claimed in claim 1, characterized in that: The upper electrode (3) and the lower electrode (4) are arranged correspondingly up and down.

4. A welding mechanism for a heat shield of an automobile battery as claimed in claim 1, characterized in that: The bottoms of the Y-direction driving rod (7) and the X-direction driving rod (9) are both slidably connected to the fixing plate (12).

5. The welding mechanism for a heat shield of an automobile battery as claimed in claim 1, characterized in that: The Y-direction driving motor (6) and the Y-direction driving rod (7) are both located below the X-axis linear guide rail (11).

6. A welding mechanism for a heat shield of an automobile battery as claimed in claim 1, characterized in that: The Y-axis linear guide rail (10) is located below the X-axis linear guide rail (11); there are two Y-axis linear guide rails (10) and they are symmetrically arranged; there are two X-axis linear guide rails (11) and they are symmetrically arranged.

7. A welding mechanism for a heat shield of an automobile battery as claimed in claim 1, characterized in that: The fixing plates (12) and the clamps (13) are provided in plural numbers and are symmetrically distributed on the welding frame (2).

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