A furnace stretching die

Abstract

The utility model discloses a furnace stretching die, comprising: a support platform; a workbench, the workbench is fixedly connected to the top of the support platform; a stretching punch, the stretching punch is fixedly connected to the top of the workbench. The utility model has the following beneficial effects: by arranging a stretching die, a stretching punch and a demoulding outer frame, it is achieved that when the stretching die moves downward, the stretching die cooperates with the stretching punch to stretch the furnace material placed on the demoulding outer frame and the stretching punch, and by arranging an ejector plate and a demoulding ejector rod, it is achieved that when the pull plate pulls the bottom ejector plate to move, the ejector plate drives the top demoulding ejector rod to move, the furnace stretched on the demoulding outer frame and the stretching punch is ejected by the demoulding ejector rod, the auxiliary demoulding outer frame performs synchronous ejection and demoulding, and the stability of demoulding after the furnace is stretched is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of stretching dies, in particular to a furnace stretching die. Background Art

[0002] Stoves are classified into household stoves and outdoor stoves. Household stoves include coal-fired stoves, gas stoves, oil stoves, electric stoves, stoves and biogas stoves. The designs of outdoor stoves are very diverse. They can be divided into gas fuel, liquid fuel and solid fuel in design, or they can be distinguished between upright and split types, or they can be classified as general outdoor types or mountain climbing types. Traditional stretching dies are generally used for stretching and forming during the production and processing of stoves. At present, traditional stretching dies include concave dies, punches and pressing plates. However, when demolding and removing the stretched stove, they do not have the function of assisting the ejection of the center part of the mold after stretching, which can easily cause deformation of the stove during ejection. Utility Model Content

[0003] The purpose of the utility model is to provide a furnace stretching die to solve the problem that the traditional stretching die proposed in the above background technology includes a concave die, a punch and a pressure plate, but when the furnace is demolded and taken out after stretching, it does not have the function of assisting the central part of the mold to be ejected after stretching, which easily causes the furnace to deform during ejection.

[0004] In order to achieve the above-mentioned purpose, the utility model provides the following technical solutions: a furnace stretching die, comprising:

[0005] Support table;

[0006] A workbench, which is fixedly connected to the top of the support platform;

[0007] A stretching punch, which is fixed on the top of the workbench, a demoulding ejector rod is slidably arranged inside the stretching punch, and the demoulding ejector rod is slidably connected to the workbench; a demoulding outer frame, which is slidably arranged on the outside of the stretching punch;

[0008] A fixed ejector rod is provided in plurality and fixedly connected to the bottom of the demoulding outer frame, and the fixed ejector rod is slidably connected to the workbench and the support platform.

[0009] As a preferred solution of the utility model: it also includes a support frame, which is symmetrically fixed to the top of the workbench, and the top of the support frame is fixed with a support top plate, and the top of the support top plate is installed with a No. 1 cylinder, and the output end of the No. 1 cylinder is fixed with a stretching die that cooperates with the stretching punch, and the two sides of the stretching die are slidably connected to the support frame.

[0010] As a preferred solution of the utility model: a plurality of bottom grooves are symmetrically provided at the bottom of the demoulding outer frame, dampers are installed inside the plurality of bottom grooves, and the bottom of the dampers is connected to the workbench.

[0011] As a preferred solution of the utility model: a limiting slide bar for limiting the position of the stretching die is symmetrically slidably arranged inside the supporting top plate, and the bottom end of the limiting slide bar is fixedly connected to the top of the stretching die.

[0012] As a preferred solution of the utility model: a fixed box is symmetrically fixed to the bottom of the supporting top plate, a sliding block is slidably connected to the inside of the fixed box, a pull plate is fixed to the bottom of the sliding block, the pull plate is slidably connected to the workbench, an ejection plate is slidably arranged inside the workbench, the bottom of the pull plate is fixed to the ejection plate, a return spring is arranged inside the fixed box, and the bottom end of the return spring is fixedly connected to the sliding block.

[0013] As a preferred solution of the utility model: a fixed side block is fixedly connected to the inner side of the pulling plate, and the fixed side block is slidably connected to the supporting frame. Side top plates cooperating with the fixed side blocks are fixedly connected to both sides of the stretching die, and a limiting sliding groove for sliding of the side top plates is opened inside the supporting frame.

[0014] As a preferred solution of the utility model: a hydraulic cylinder is installed inside the support platform, a sliding top plate is slidably arranged inside the support platform, the output end of the hydraulic cylinder is fixedly connected to the sliding top plate, and the bottom end of the fixed top rod is fixedly connected to the sliding top plate.

[0015] Compared with the prior art, the utility model has the following beneficial effects: the utility model, by providing a stretching die, a stretching punch and a demolding outer frame, realizes that when the stretching die moves downward, the stretching die cooperates with the stretching punch to stretch the furnace material placed on the demolding outer frame and the stretching punch; by providing an ejector plate and a demolding ejector rod, when the pull plate pulls the bottom ejector plate to move, the ejector plate drives the top demolding ejector rod to move; the demolding ejector rod is used to eject the furnace stretched on the demolding outer frame and the stretching punch, and the auxiliary demolding outer frame performs synchronous ejection and demolding processing, thereby improving the stability of demolding after the furnace is stretched. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0017] Figure 2 This is a bottom view of the utility model;

[0018] Figure 3 This is a schematic diagram of the internal structure of the fixed box of the utility model;

[0019] Figure 4This is a schematic diagram of the internal structure of the support platform and workbench of the utility model;

[0020] Figure 5 This is a schematic diagram of the support frame of the utility model;

[0021] Figure 6 It is a top view of the workbench of the utility model.

[0022] In the figure: 1. Support table; 2. Workbench; 3. Support frame; 4. Support top plate; 5. No. 1 cylinder; 6. Stretching die; 7. Limit slide rod; 8. Limit slide groove; 9. Stretching punch; 10. Demolding frame; 11. Bottom groove; 12. Damper; 13. Fixed ejector rod; 14. Demolding ejector rod; 15. Ejector plate; 16. Side ejector plate; 17. Sliding ejector plate; 18. Hydraulic cylinder; 19. Reset spring; 20. Pull plate; 21. Fixed side block; 22. Sliding block; 23. Fixed box. DETAILED DESCRIPTION

[0023] 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.

[0024] See also Figures 1 to 6 The utility model provides a technical solution: a furnace stretching mold, comprising: a support platform 1; a workbench 2, the workbench 2 is fixedly connected to the top of the support platform 1; a stretching punch 9, the stretching punch 9 is fixedly connected to the top of the workbench 2, and a demoulding ejector rod 14 is slidably arranged inside the stretching punch 9, and the demoulding ejector rod 14 is slidably connected to the workbench 2; a demoulding outer frame 10, the demoulding outer frame 10 is slidably arranged on the outside of the stretching punch 9; a fixed ejector rod 13, a plurality of fixed ejector rods 13 are arranged and fixedly connected to the bottom of the demoulding outer frame 10, and the fixed ejector rod 13 is slidably connected to the workbench 2 and the support platform 1.

[0025] It can be understood that the utility model places the furnace material that needs to be stretched on the demolding outer frame 10 and the stretching punch 9, and drives the stretching die 6 to move through the output end of the No. 1 cylinder 5, and the stretching die 6 cooperates with the stretching punch 9, and the stretching die 6 presses the demolding outer frame 10 downward, and the furnace material is stretched through the cooperation between the stretching die 6 and the stretching punch 9. When the demolding outer frame 10 moves, the damper 12 in the bottom groove 11 is pressed, and at the same time, the output end of the hydraulic cylinder 18 drives the sliding top plate 17, the fixed top rod 13 and the demolding outer frame 10 to move downward, and the stretching process is performed through the cooperation of the stretching die 6 and the stretching punch 9. When demolding, the stretching die 6 is driven to move upward by the output end of the No. 1 cylinder 5. When the side top plates 16 on both sides of the stretching die 6 reach the bottom position of the fixed side block 21, the output end of the No. 1 cylinder 5 stops driving the stretching die 6 to move upward, and the hydraulic cylinder is started at this time. 18 and No. 1 cylinder 5, the output end of the hydraulic cylinder 18 drives the sliding top plate 17 and the fixed top rod 13 to move upward, the fixed top rod 13 drives the demoulding outer frame 10 to move upward, the damper 12 assists in resetting, and the stretching die 6 moves upward at the same time, which will drive the side top plates 16 on both sides to move, and the side top plates 16 move upward, and the fixed side blocks 21 move upward, and the fixed side blocks 21 move upward, and the pull plate 20 and the sliding block 22 move upward, and the pull plate 20 moves upward. The ejector plate 15 and the top demoulding ejector rod 14 move upward, and the ejection material processing of the stretched furnace is synchronously performed through the demoulding outer frame 10 and the demoulding ejector rod 14, and the demoulding and material taking processing is stabilized. When the pull plate 20 and the sliding block 22 move upward, the sliding block 22 presses the reset spring 19 in the fixed box 23, and the reset spring 19 resets the sliding block 22, the pull plate 20, the ejector plate 15 and the demoulding ejector rod 14 when the stretching die 6 moves downward.

[0026] See also Figures 1 to 6 , and also includes a support frame 3, which is symmetrically fixed to the top of the workbench 2, and a support top plate 4 is fixed to the top of the support frame 3, and a No. 1 cylinder 5 is installed on the top of the support top plate 4. The output end of the No. 1 cylinder 5 is fixedly connected to a stretching die 6 that cooperates with the stretching punch 9, and both sides of the stretching die 6 are slidably connected to the support frame 3.

[0027] It can be understood that, when the output end of the No. 1 cylinder 5 drives the stretching die 6 to move downward, the furnace material placed on the top is stretched by the stretching die 6 in combination with the stretching punch 9.

[0028] See also Figures 1 to 6 A plurality of bottom grooves 11 are symmetrically provided at the bottom of the demoulding outer frame 10 , and dampers 12 are installed inside the plurality of bottom grooves 11 , and the bottom of the dampers 12 is connected to the workbench 2 .

[0029] It is understandable that the utility model assists the demoulding outer frame 10 in resetting through the damper 12 , and performs a demoulding process on the furnace after stretching through the demoulding outer frame 10 .

[0030] See also Figures 1 to 5 A limiting slide bar 7 for limiting the position of the stretching die 6 is symmetrically slidably arranged inside the supporting top plate 4 , and the bottom end of the limiting slide bar 7 is fixedly connected to the top of the stretching die 6 .

[0031] It can be understood that the utility model limits the moving position of the stretching die 6 at the output end of the No. 1 cylinder 5 by means of the limiting slide bar 7, thereby improving the stability of the stretching die 6 during the stretching furnace.

[0032] See also Figures 1 to 6 A fixed box 23 is symmetrically fixed to the bottom of the supporting top plate 4, a sliding block 22 is slidably connected inside the fixed box 23, a pull plate 20 is fixed to the bottom of the sliding block 22, the pull plate 20 is slidably connected to the workbench 2, an ejection plate 15 is slidably arranged inside the workbench 2, the bottom of the pull plate 20 is fixedly connected to the ejection plate 15, a return spring 19 is arranged inside the fixed box 23, and the bottom end of the return spring 19 is fixedly connected to the sliding block 22.

[0033] It can be understood that, in the utility model, when the pull plate 20 and the sliding block 22 move upward, the sliding block 22 presses the reset spring 19 in the fixed box 23, and the reset spring 19 resets the sliding block 22, the pull plate 20, the ejector plate 15 and the demolding ejector rod 14 when the stretching die 6 moves downward, thereby resetting the demolding ejector rod 14 to facilitate the next stretching work.

[0034] See also Figures 1 to 6 A fixed side block 21 is fixedly connected to the inner side of the pulling plate 20, and the fixed side block 21 is slidably connected to the support frame 3. Side top plates 16 cooperating with the fixed side block 21 are fixedly connected to both sides of the stretching die 6, and a limiting slide groove 8 for the sliding of the side top plate 16 is opened inside the support frame 3.

[0035] It can be understood that the utility model drives the side top plates 16 on both sides to move when the stretching die 6 moves, and the side top plates 16 push the fixed side blocks 21 above, thereby driving the pulling plate 20 to move and adjust, and moving the ejection plate 15 and the demolding ejector rod 14 to perform the ejection process.

[0036] See also Figures 1 to 6 A hydraulic cylinder 18 is installed inside the support platform 1, and a sliding top plate 17 is slidably arranged inside the support platform 1. The output end of the hydraulic cylinder 18 is fixedly connected to the sliding top plate 17, and the bottom end of the fixed top rod 13 is fixedly connected to the sliding top plate 17.

[0037] It can be understood that the utility model drives the sliding top plate 17 to move through the output end of the hydraulic cylinder 18. When the sliding top plate 17 moves, it is adjusted upward and downward through the fixed top rod 13 and the demoulding outer frame 10, which facilitates the stretching work and the demoulding work after stretching.

[0038] In the description of the present invention, it should be understood that the terms "coaxial", "bottom", "one end", "top", "middle", "the other end", "upper", "one side", "top", "inside", "front", "center", "both ends" and the like indicate orientations or positional relationships based on the orientations 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 orientation, be constructed and operated in a specific orientation, and therefore should not be understood as a limitation on the present invention.

[0039] In addition, the terms "first", "second", "third" and "fourth" are used for descriptive purposes only and are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, the features defined as "first", "second", "third" and "fourth" may explicitly or implicitly include at least one of such features.

[0040] In the present utility model, unless otherwise clearly stipulated and limited, the terms such as "installation", "setting", "connection", "fixation" and "screw-on" should be understood in a broad sense. For example, it can be a fixed connection, a detachable connection, or an integrated 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, ordinary technicians in this field can understand the specific meanings of the above terms in the utility model according to the specific circumstances.

[0041] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A furnace stretching die, characterized in that: include: Support platform (1); A workbench (2), the workbench (2) is fixedly connected to the top of the support platform (1); A stretching punch (9), the stretching punch (9) is fixedly connected to the top of the workbench (2), a demoulding push rod (14) is slidably arranged inside the stretching punch (9), and the demoulding push rod (14) is slidably connected to the workbench (2); a demoulding outer frame (10), the demoulding outer frame (10) is slidably arranged on the outside of the stretching punch (9); A fixed push rod (13) is provided in plurality and is fixedly connected to the bottom of the demoulding outer frame (10); the fixed push rod (13) is slidably connected to the workbench (2) and the support platform (1).

2. The furnace stretching die according to claim 1, characterized in that: It also includes a support frame (3), which is symmetrically fixed to the top of the workbench (2), and the top of the support frame (3) is fixedly connected to a support top plate (4), and the top of the support top plate (4) is equipped with a No. 1 cylinder (5), and the output end of the No. 1 cylinder (5) is fixedly connected to a stretching die (6) that cooperates with a stretching punch (9), and the two sides of the stretching die (6) are slidably connected to the support frame (3).

3. The furnace stretching die according to claim 1, characterized in that: The bottom of the demoulding outer frame (10) is symmetrically provided with a plurality of bottom grooves (11), and dampers (12) are installed inside the plurality of bottom grooves (11), and the bottom of the dampers (12) is connected to the workbench (2).

4. The furnace stretching die according to claim 2, characterized in that: A limiting slide bar (7) for limiting the position of the stretching die (6) is symmetrically slidably arranged inside the supporting top plate (4), and the bottom end of the limiting slide bar (7) is fixedly connected to the top of the stretching die (6).

5. The furnace stretching die according to claim 2, characterized in that: A fixed box (23) is symmetrically fixed to the bottom of the supporting top plate (4), a sliding block (22) is slidably connected to the interior of the fixed box (23), a pull plate (20) is fixed to the bottom of the sliding block (22), the pull plate (20) is slidably connected to the workbench (2), an ejection plate (15) is slidably arranged inside the workbench (2), the bottom of the pull plate (20) is fixedly connected to the ejection plate (15), a return spring (19) is arranged inside the fixed box (23), and the bottom end of the return spring (19) is fixedly connected to the sliding block (22).

6. The furnace stretching die according to claim 5, characterized in that: A fixed side block (21) is fixedly connected to the inner side of the pulling plate (20), and the fixed side block (21) is slidably connected to the support frame (3). Side top plates (16) cooperating with the fixed side block (21) are fixedly connected to both sides of the stretching die (6), and a limiting sliding groove (8) for the sliding of the side top plate (16) is provided inside the support frame (3).

7. The furnace stretching die according to claim 1, characterized in that: A hydraulic cylinder (18) is installed inside the support platform (1), a sliding top plate (17) is slidably arranged inside the support platform (1), an output end of the hydraulic cylinder (18) is fixedly connected to the sliding top plate (17), and a bottom end of the fixed top rod (13) is fixedly connected to the sliding top plate (17).

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