Double-layer heating frame

Abstract

The utility model discloses a double-layer heating frame, which belongs to the technical field of automobile part production and comprises a support frame body, a fixed heating plate is horizontally arranged in the support frame body, and an upper-layer heating component and a lower-layer heating component are respectively arranged in the support frame body on the upper side and the lower side of the fixed heating plate. A first heating area is formed between the upper-layer heating assembly and the fixed heating plate, and a second heating area is formed between the lower-layer heating assembly and the fixed heating plate; the upper-layer heating assembly and the lower-layer heating assembly are the same in structure and each comprise a movable frame capable of moving in the vertical direction, a movable heating plate is arranged on the end face, facing the fixed heating plate side, of the movable frame, and a driving component used for pushing the movable frame to move is arranged on the end face, away from the fixed heating plate side, of the movable frame. A double-layer heating mode is adopted, so that the production takt is relatively balanced, and the production efficiency is improved; and the gap can be changed along with metal expansion, so that the smoothness of the heating frame in the lifting process is ensured.

Description

Technical Field

[0001] The utility model belongs to the technical field of automobile parts production, and particularly relates to a double-layer heating rack. Background Art

[0002] The front chassis plastic baffle of the car is a board to protect the engine, also known as the chassis guard. It can prevent the soil from wrapping the engine and causing poor heat dissipation of the engine. Secondly, in order to prevent the uneven road impact during driving from causing damage to the engine, it can extend the service life of the engine and avoid the car breaking down due to engine damage during driving caused by external factors.

[0003] The automobile chassis guard plate is formed by hot compression molding. Hot compression molding is to put the preheated material into an open heating frame mold, then close the mold and apply pressure so that the material contacts all areas of the mold to form the mold cavity shape. However, the existing heating frame is a single-layer heating plate. Single-layer heating affects the subsequent production cycle and causes a decrease in production efficiency. In addition, due to structural limitations, the metal material expands after the temperature rises, which easily causes lifting and lowering to become stuck. Summary of the invention

[0004] In view of the problems existing in the prior art, the utility model provides a double-layer heating rack, which adopts a double-layer heating method to make the production rhythm relatively balanced and improve production efficiency; and the gap can be changed as the metal expands to ensure the smoothness of the heating rack lifting process.

[0005] The utility model is implemented as follows: a double-layer heating rack comprises a support frame, a fixed heating plate is horizontally arranged in the support frame, an upper heating component and a lower heating component are respectively arranged in the support frame bodies located on the upper and lower sides of the fixed heating plate, the upper heating component and the lower heating component are symmetrically arranged with the horizontal center line of the fixed heating plate as the symmetry axis, a first heating zone is formed between the upper heating component and the fixed heating plate, and a second heating zone is formed between the lower heating component and the fixed heating plate;

[0006] The upper layer heating assembly and the lower layer heating assembly have the same structure, and both include a movable frame that can move in the vertical direction, a movable heating plate is arranged on the end surface of the movable frame facing the fixed heating plate, and a driving member for pushing the movable frame to move is arranged on the end surface of the movable frame away from the fixed heating plate;

[0007] A first guide member and a second guide member are arranged on the end surface of the movable frame located on the connection side of the driving member. The first guide member and the second guide member are arranged at two ends of the movable frame relatively. The movable frame is connected to the supporting frame body through the first guide member and the second guide member to realize movement in the vertical direction.

[0008] Furthermore, the first guide member includes a first linear guide pair and a first connecting member, the guide rail of the first linear guide pair is vertically arranged on the supporting leg of the supporting frame body, one end of the first connecting member is connected to the slider of the first linear guide pair, and the other end is connected to the movable frame.

[0009] Furthermore, the second guide member includes a second linear guide pair, a third linear guide pair and a second connecting member, the guide rails of the second linear guide pair are vertically arranged on the supporting legs of the supporting frame body, the guide rails of the three linear guide pairs are horizontally arranged on the end surface of the movable frame, the second linear guide pair and the third linear guide pair are perpendicular to each other, one end of the second connecting member is connected to the slider of the second linear guide pair, and the other end is connected to the slider of the third linear guide pair.

[0010] Furthermore, the support frame body includes four support legs arranged parallel to each other, and the four support legs arranged parallel to each other form a rectangular frame. An upper mounting frame is provided at the upper end of the support leg, and a lower mounting frame is provided at the lower end of the support leg, and the upper heating component and the lower heating component are respectively placed between the upper mounting frame and the lower mounting frame.

[0011] Furthermore, the driving component is a driving cylinder, the driving cylinder of the upper heating component is arranged on an upper mounting frame, the piston rod of the driving cylinder in the upper heating component passes through the upper mounting frame and is connected to the movable frame in the upper heating component, and the driving cylinder of the lower heating component is arranged on a lower mounting frame, the piston rod of the driving cylinder in the lower heating component passes through the lower mounting frame and is connected to the movable frame in the lower heating component.

[0012] Furthermore, a support beam for placing a fixed heating plate is provided between two relatively arranged support legs. The provided support beam can improve the stability of the fixed heating plate, ensure that the fixed heating plate will not be displaced during the heating and compounding process, and thus improve the stability of workpiece processing.

[0013] The utility model has the following advantages and technical effects: due to the adoption of the above technical scheme and the double-layer heating method, the production cycle is increased from the original 130s / piece to 80s / piece, making the production cycle relatively balanced and improving production efficiency; and the gap can be changed as the metal expands to ensure the smoothness of the heating rack lifting process, thereby improving the stability of workpiece processing and ensuring the quality of the workpiece. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 It is a main diagram of the overall structure provided by the embodiment of the utility model;

[0015] Figure 2 It is a partial schematic diagram of point A provided by an embodiment of the utility model;

[0016] Figure 3 It is a partial schematic diagram of point B provided by an embodiment of the utility model;

[0017] Figure 4 It is a structural schematic diagram of a support frame provided by an embodiment of the utility model.

[0018] In the figure: 1. support frame; 1-1. support leg; 1-2. upper mounting frame; 1-3. lower mounting frame; 1-4. supporting beam; 2. fixed heating plate; 3. upper heating assembly; 4. lower heating assembly; 5. movable frame; 6. movable heating plate; 7. driving member; 8. first guide member; 8-1. first linear guide pair; 8-2. first connecting member; 9. second guide member; 9-1. second linear guide pair; 9-2. third linear guide pair; 9-3. second connecting member. DETAILED DESCRIPTION

[0019] In order to make the purpose, technical solution and advantages of the utility model more clear, the utility model is further described in detail in combination with the embodiments below. It should be understood that the specific embodiments described here are only used to explain the utility model, and are not used to limit the utility model.

[0020] It should be noted that the terms "upper", "lower", "left", "right", "top", "bottom", etc. indicate directions or positional relationships based on the directions or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific direction, be constructed and operated in a specific direction, and therefore should not be understood as a limitation on the present invention.

[0021] like Figures 1 to 4 As shown, the present application provides a double-layer heating rack, including a supporting frame body 1, in which a fixed heating plate 2 is horizontally arranged, and an upper heating component 3 and a lower heating component 4 are respectively arranged in the supporting frame body 1 at the upper and lower sides of the fixed heating plate 2, and the upper heating component 3 and the lower heating component 4 are symmetrically arranged with the horizontal center line of the fixed heating plate 2 as the symmetry axis, a first heating zone is formed between the upper heating component 3 and the fixed heating plate 2, and a second heating zone is formed between the lower heating component 4 and the fixed heating plate 2.

[0022] Specifically, the support frame body 1 includes four support legs 1-1 arranged in parallel with each other, and the four support legs 1-1 arranged in parallel with each other form a rectangular frame. The upper end of the support leg 1-1 is provided with an upper mounting frame 1-2, and the lower end of the support leg 1-1 is provided with a lower mounting frame 1-3. The upper heating component 3 and the lower heating component 4 are respectively placed between the upper mounting frame 1-2 and the lower mounting frame 1-3. The upper mounting frame 1-2 and the lower mounting frame 1-3 are both rectangular frames formed by welding multiple square tubes in a horizontal and vertical staggered manner.

[0023] The upper heating assembly 3 and the lower heating assembly 4 have the same structure, and both include a movable frame 5 that can move in the vertical direction. Specifically, the movable frame 5 is a rectangular frame formed by welding a plurality of square tubes in a horizontal and vertical staggered manner. A movable heating plate 6 is arranged on the end surface of the movable frame 5 facing the fixed heating plate 2, and a driving member 7 for pushing the movable frame 5 to move is arranged on the end surface of the movable frame 5 away from the fixed heating plate 2.

[0024] A first guide member 8 and a second guide member 9 are arranged on the end surface of the movable frame 5 located on the connection side of the driving member 7. The first guide member 8 and the second guide member 9 are relatively arranged at two ends of the movable frame 5. The movable frame 5 is connected to the support frame body 1 through the first guide member 8 and the second guide member 9 to achieve movement in the vertical direction.

[0025] Specifically, the first guide member 8 includes a first linear guide pair 8-1 and a first connecting member 8-2, wherein the guide rail of the first linear guide pair 8-1 is vertically arranged on the support leg 1-1 of the support frame 1, and one end of the first connecting member 8-2 is connected to the slider of the first linear guide pair 8-1, and the other end is connected to the movable frame 5. Preferably, the first connecting member 8-2 is a right-angled triangular plate, wherein one right-angled side is connected to the slider of the first linear guide pair 8-1, and the other right-angled side is connected to the movable frame 5.

[0026] Specifically, the second guide member 9 includes a second linear guide pair 9-1, a third linear guide pair 9-2 and a second connecting member 9-3. The guide rail of the second linear guide pair 9-1 is vertically arranged on the support leg 1-1 of the support frame body 1. The guide rails of the three linear guide pairs are horizontally arranged on the end surface of the movable frame 5. The second linear guide pair 9-1 and the third linear guide pair 9-2 are perpendicular to each other. One end of the second connecting member 9-3 is connected to the slider of the second linear guide pair 9-1, and the other end is connected to the slider of the third linear guide pair 9-2. Specifically, the second connecting member 9-3 is a right-angled triangle plate, one of the right-angled sides is connected to the slider of the second linear guide pair 9-1, and the other right-angled side is connected to the slider of the third linear guide pair 9-2. By setting the second guide member 9, the movable frame 5 can change the gap as the metal expands, ensuring the smoothness of the lifting process of the heating frame, thereby improving the stability of workpiece processing and ensuring the quality of the workpiece.

[0027] Specifically, the driving component 7 is a driving cylinder, and the driving cylinder of the upper heating component 3 is arranged on the upper mounting frame 1-2. The piston rod of the driving cylinder in the upper heating component 3 passes through the upper mounting frame 1-2 and is connected to the movable frame 5 in the upper heating component 3. The driving cylinder of the lower heating component 4 is arranged on the lower mounting frame 1-3. The piston rod of the driving cylinder in the lower heating component 4 passes through the lower mounting frame 1-3 and is connected to the movable frame 5 in the lower heating component 4.

[0028] Preferably, a support beam 1-4 for placing the fixed heating plate 2 is provided between the two relatively arranged support legs 1-1. The provided support beam 1-4 can improve the stability of the fixed heating plate 2 and ensure that the fixed heating plate 2 will not be displaced during the heating and compounding process, thereby improving the stability of workpiece processing.

[0029] During operation, two workpieces are placed in the first heating zone and the second heating zone respectively, and the driving member 7 pushes the movable frame 5 to move closer to the fixed heating plate 2, so that the movable heating plate 6 and the fixed heating plate 2 heat and compound the workpieces. With the double-layer heating method, the production cycle is increased from the original 130s / piece to 80s / piece, making the production cycle relatively balanced and improving production efficiency; and the gap can be changed as the metal expands, ensuring the smoothness of the heating frame lifting process, thereby improving the stability of workpiece processing and ensuring the quality of the workpiece.

[0030] The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A double-layer heating rack, characterized in that: It comprises a support frame, a fixed heating plate is horizontally arranged in the support frame, an upper heating component and a lower heating component are respectively arranged in the support frame on the upper and lower sides of the fixed heating plate, the upper heating component and the lower heating component are symmetrically arranged with the horizontal center line of the fixed heating plate as the symmetry axis, a first heating zone is formed between the upper heating component and the fixed heating plate, and a second heating zone is formed between the lower heating component and the fixed heating plate; The upper layer heating assembly and the lower layer heating assembly have the same structure, and both include a movable frame that can move in the vertical direction, a movable heating plate is arranged on the end surface of the movable frame facing the fixed heating plate, and a driving member for pushing the movable frame to move is arranged on the end surface of the movable frame away from the fixed heating plate; A first guide member and a second guide member are arranged on the end surface of the movable frame located on the connection side of the driving member. The first guide member and the second guide member are arranged at two ends of the movable frame relatively. The movable frame is connected to the supporting frame body through the first guide member and the second guide member to realize movement in the vertical direction.

2. The double-layer heating rack according to claim 1, characterized in that: The first guide member includes a first linear guide pair and a first connecting member, wherein the guide rail of the first linear guide pair is vertically arranged on the supporting leg of the supporting frame body, and one end of the first connecting member is connected to the slider of the first linear guide pair, and the other end is connected to the movable frame.

3. The double-layer heating rack according to claim 1 or 2, characterized in that: The second guide member includes a second linear guide pair, a third linear guide pair and a second connecting member, the guide rails of the second linear guide pair are vertically arranged on the supporting legs of the supporting frame body, the guide rails of the three linear guide pairs are horizontally arranged on the end surface of the movable frame, the second linear guide pair and the third linear guide pair are perpendicular to each other, one end of the second connecting member is connected to the slider of the second linear guide pair, and the other end is connected to the slider of the third linear guide pair.

4. The double-layer heating rack according to claim 1, characterized in that: The support frame body includes four support legs arranged parallel to each other, and the four support legs arranged parallel to each other form a rectangular frame. An upper mounting frame is arranged at the upper end of the support leg, and a lower mounting frame is arranged at the lower end of the support leg. The upper heating component and the lower heating component are respectively placed between the upper mounting frame and the lower mounting frame.

5. The double-layer heating rack according to claim 4, characterized in that: The driving component is a driving cylinder, and the driving cylinder of the upper heating component is arranged on an upper mounting frame. The piston rod of the driving cylinder in the upper heating component passes through the upper mounting frame and is connected to the movable frame in the upper heating component. The driving cylinder of the lower heating component is arranged on a lower mounting frame. The piston rod of the driving cylinder in the lower heating component passes through the lower mounting frame and is connected to the movable frame in the lower heating component.

6. The double-layer heating rack according to claim 4, characterized in that: A supporting crossbeam for placing and fixing the heating plate is arranged between two supporting legs arranged opposite to each other.

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