Automatic heating compensation device of powder metallurgy heating furnace jacket

Abstract

The utility model provides an automatic heating compensation device of a powder metallurgy heating furnace jacket, which comprises a heating furnace, a moving frame is arranged on the outer side of the heating furnace and is arranged at the output end of a moving mechanism, a plurality of temperature sensors are arranged on the heating furnace along the length direction, a heating compensation device is arranged in the moving frame, and the heating compensation device is arranged on the moving frame. The moving mechanism is used for driving the moving frame to move in the length direction of the heating furnace. The temperature of each detection point of the heating furnace is detected through the temperature sensor, then the moving mechanism is controlled to drive the moving frame to move to the point needing heating compensation, and then the heating component of the heating compensation device is started to heat and compensate the heating furnace, so that the temperature can be accurately controlled, the influence of temperature fluctuation on products is avoided, and the product quality is improved. Therefore, the product quality is improved, meanwhile, tedious manual operation and time waste are avoided, and the production efficiency is improved.

Description

Technical Field

[0001] The utility model mainly relates to the technical field of powder metallurgy heating compensation, in particular to an automatic heating compensation device for a powder metallurgy heating furnace jacket. Background Art

[0002] Powder metallurgy is a process technology that produces metal powder or uses metal powder (or a mixture of metal powder and non-metal powder) as raw material, and then forms and sinters it to produce metal materials, composite materials and various types of products. Powder metallurgy is similar to the production of ceramics, both of which belong to powder sintering technology. Therefore, a series of new powder metallurgy technologies can also be used to prepare ceramic materials. Due to the advantages of powder metallurgy technology, it has become the key to solving new material problems and plays a vital role in the development of new materials.

[0003] For example, Chinese patent publication number CN209886674U discloses a heating furnace jacket structure of a powder metallurgy furnace, including an annular furnace jacket and multiple heating components, the annular furnace jacket is fixedly installed with a connecting mechanism, the heating components are movably installed on the annular furnace jacket through the connecting mechanism, the connecting mechanism includes two T-shaped arc slides and a connecting plate, the two T-shaped arc slides are respectively opened on the furnace walls on the front and back sides of the annular furnace jacket, a T-shaped connecting block is slidably connected in the groove of the T-shaped arc slide, the connecting plate is fixedly connected to the two ends of the heating component, the connecting plate is fixedly installed on both sides of the T-shaped connecting block by bolts, a slide is opened on the inner side of the T-shaped connecting block, and an arc blocking block is slidably connected in the groove of the slide.

[0004] The above application achieves the effect of conveniently adjusting the position of the heating component and adding or reducing the number of heating components through the cooperation of the above structure. However, the heating component will also cause different parts of the smelting furnace to be heated differently, resulting in poor smelting effect, low energy utilization, and energy waste. Utility Model Content

[0005] 1. Technical problems to be solved by the utility model:

[0006] The utility model provides an automatic heating compensation device for a powder metallurgy heating furnace jacket, which is used to solve the technical problems existing in the above-mentioned background technology.

[0007] 2. Technical solution:

[0008] In order to achieve the above-mentioned purpose, the technical solution provided by the utility model is: an automatic heating compensation device for a powder metallurgy heating furnace sleeve, comprising a heating furnace, a movable frame is arranged on the outside of the heating furnace, the movable frame is installed at the output end of the movable mechanism, a plurality of temperature sensors are arranged on the heating furnace along the length direction, a heating compensation device is installed in the movable frame, and the movable mechanism is used to drive the movable frame to move along the length direction of the heating furnace.

[0009] Preferably, a heat-insulating sleeve is further provided on the movable frame, and the heat-insulating sleeve is fixed between the movable frame and the heating compensation device, and the length of the heat-insulating sleeve is greater than the length of the heating compensation device.

[0010] Preferably, the moving mechanism comprises a frame, a motor is fixedly mounted on the frame, the motor is connected to a screw rod, a threaded sleeve is threadedly mounted on the screw rod, a connecting block is provided on the threaded sleeve, and the moving frame is fixed on the connecting block.

[0011] Preferably, a slide bar is provided on the frame, the slide bar is arranged parallel to the screw rod, a slider is slidably mounted on the slide bar, and a connecting block is also mounted on the slider.

[0012] Preferably, the heating compensation device comprises a mounting frame, the mounting frame is in the shape of a semicircular ring, a mounting groove is provided on the inner side of the mounting frame, and a heating component is arranged in the mounting groove.

[0013] Preferably, a roller is provided at one end of the mounting frame close to the heating furnace, and the roller is in contact with the heating furnace. A connecting rod is provided at the other end of the mounting frame, and the connecting rod is connected to the movable frame.

[0014] 3. Beneficial effects:

[0015] Compared with the prior art, the technical solution provided by the utility model has the following beneficial effects:

[0016] The utility model detects the temperature of each detection point of the heating furnace by a temperature sensor, then controls the moving mechanism to drive the moving frame to move to the point where heating compensation is required, and then starts the heating component of the heating compensation device to perform heating compensation on the heating furnace. The temperature can be accurately controlled, and the influence of temperature fluctuations on the product is avoided, thereby improving the quality of the product. At the same time, the tedious manual operation and time waste are avoided, and the production efficiency is improved.

[0017] The utility model reduces the temperature difference between the heating area and the outside through the arrangement of the heat preservation sleeve 4, thereby reducing the temperature gradient and ensuring the heating effect. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] Figure 1It is a schematic diagram of the overall structure of the utility model;

[0019] Figure 2 It is a schematic diagram of the overall structure of the utility model from another perspective;

[0020] Figure 3 This is a schematic diagram of the structure of the mobile mechanism of the utility model;

[0021] Figure 4 This is a schematic diagram of the structure of the heating compensation device of the utility model;

[0022] Figure 5 This is a schematic diagram of the external structure of the heating compensation device of the utility model.

[0023] Reference numerals:

[0024] 1. Heating furnace; 2. Moving frame; 3. Moving mechanism; 31. Frame; 32. Motor; 33. Screw; 34. Threaded sleeve; 35. Connecting block; 36. Sliding rod; 37. Sliding block; 4. Insulation sleeve; 5. Heating compensation device; 51. Mounting frame; 52. Mounting groove; 53. Heating component; 54. Roller; 55. Connecting rod. DETAILED DESCRIPTION

[0025] To facilitate the understanding of the present invention, the present invention will be described more comprehensively below with reference to the relevant drawings. Several embodiments of the present invention are given in the drawings. However, the present invention can be implemented in many different forms and is not limited to the embodiments described herein. On the contrary, the purpose of providing these embodiments is to make the disclosure of the present invention more thorough and comprehensive.

[0026] In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "page", "bottom", "inside", "outside", "clockwise", "counterclockwise", etc., indicating the orientation or position relationship, are based on the orientation or position relationship 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 cannot be understood as a limitation on the present invention.

[0027] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the present utility model, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0028] In the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed", "provided with", etc. should be understood in a broad sense, for example, it 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 it can be indirectly connected through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0029] It should be noted that the structures not introduced in the present invention are not related to the design points and improvement directions of the present invention, and are the same as the prior art or can be implemented by using the prior art, and will not be described in detail here. Example

[0030] Refer to the attached Figures 1 to 5 An automatic heating compensation device for a powder metallurgy heating furnace jacket comprises a heating furnace 1, a movable frame 2 is arranged on the outside of the heating furnace 1, the movable frame 2 is installed at the output end of a movable mechanism 3, a plurality of temperature sensors are arranged on the heating furnace 1 along the length direction, a heating compensation device 5 is installed in the movable frame 2, and the movable mechanism 3 is used to drive the movable frame 2 to move along the length direction of the heating furnace 1.

[0031] The mobile frame 2 is also provided with a heat preservation sleeve 4, which is fixed between the mobile frame 2 and the heating compensation device 5, and the length of the heat preservation sleeve 4 is greater than the length of the heating compensation device 5. The heat preservation sleeve 4 is provided to reduce the temperature difference between the heating area and the outside, thereby reducing the temperature gradient and ensuring the heating effect.

[0032] The mobile mechanism 3 includes a frame 31 on which a motor 32 is fixedly mounted. The motor 32 is connected to a screw rod 33 . A threaded sleeve 34 is threadedly mounted on the screw rod 33 . A connecting block 35 is provided on the threaded sleeve 34 . The mobile frame 2 is fixed on the connecting block 35 .

[0033] A slide bar 36 is provided on the frame 31 . The slide bar 36 is arranged parallel to the screw rod 33 . A slider 37 is slidably mounted on the slide bar 36 . A connecting block 35 is also mounted on the slider 37 .

[0034] The heating compensation device 5 comprises a mounting frame 51 . The mounting frame 51 is in the shape of a semicircular ring. A mounting groove 52 is provided inside the mounting frame 51 . A heating component 53 is provided inside the mounting groove 52 .

[0035] A roller 54 is provided at one end of the mounting frame 51 close to the heating furnace 1 , and the roller 54 is in contact with the heating furnace 1 . A connecting rod 55 is provided at the other end of the mounting frame 51 , and the connecting rod 55 is connected to the moving frame 2 .

[0036] Working principle:

[0037] The temperature of each detection point of the heating furnace 1 is detected by a temperature sensor; when heating compensation is required, the motor 32 is started to drive the screw 33 to rotate, and then the threaded sleeve 34 moves under the action of the thread, and the movable frame 2 is driven to move through the connecting block 35. The sliding rod 36 and the screw 33 are used as a guiding mechanism to control the movement of the movable frame 2 in a specific direction. During the movement of the movable frame 2, the mounting frame 51 moves along the surface of the heating furnace 1 through the roller 54, so that the movable mechanism 3 can be controlled to drive the movable frame 2 to move to the point where heating compensation is required; then the heating component 53 of the heating compensation device 5 is started to perform heating compensation on the heating furnace 1, which can accurately control the temperature and avoid the influence of temperature fluctuations on the product, thereby improving the quality of the product, while avoiding the tediousness and time waste of manual operation, and improving production efficiency.

[0038] The above-described embodiments only express a certain implementation method of the utility model, and the description thereof is relatively specific and detailed, but it cannot be understood as limiting the scope of the patent of the utility model. It should be pointed out that, for ordinary technicians in this field, several modifications and improvements can be made without departing from the concept of the utility model, which all belong to the protection scope of the utility model. Therefore, the protection scope of the patent of the utility model shall be based on the attached claims.

Claims

1. An automatic heating compensation device for a powder metallurgy heating furnace jacket, comprising a heating furnace (1), characterized in that: A movable frame (2) is arranged outside the heating furnace (1), and the movable frame (2) is installed at the output end of a movable mechanism (3). A plurality of temperature sensors are arranged on the heating furnace (1) along the length direction, and a heating compensation device (5) is installed inside the movable frame (2). The movable mechanism (3) is used to drive the movable frame (2) to move along the length direction of the heating furnace (1).

2. The automatic heating compensation device for a powder metallurgy heating furnace jacket according to claim 1, characterized in that: The movable frame (2) is also provided with a heat-insulating sleeve (4), the heat-insulating sleeve (4) being fixed between the movable frame (2) and the heating compensation device (5), and the length of the heat-insulating sleeve (4) being greater than the length of the heating compensation device (5).

3. The automatic heating compensation device for a powder metallurgy heating furnace jacket according to claim 1 or 2, characterized in that: The moving mechanism (3) comprises a frame (31), a motor (32) is fixedly mounted on the frame (31), the motor (32) is connected to a screw rod (33), a threaded sleeve (34) is threadedly mounted on the screw rod (33), a connecting block (35) is provided on the threaded sleeve (34), and the moving frame (2) is fixed on the connecting block (35).

4. The automatic heating compensation device for a powder metallurgy heating furnace jacket according to claim 3 is characterized in that: The frame (31) is provided with a slide bar (36), the slide bar (36) is arranged parallel to the screw rod (33), a slider (37) is slidably mounted on the slide bar (36), and a connecting block (35) is also mounted on the slider (37).

5. The automatic heating compensation device for a powder metallurgy heating furnace jacket according to claim 4, characterized in that: The heating compensation device (5) comprises a mounting frame (51), the mounting frame (51) is in the shape of a semicircular ring, a mounting groove (52) is provided on the inner side of the mounting frame (51), and a heating component (53) is provided in the mounting groove (52).

6. The automatic heating compensation device for a powder metallurgy heating furnace jacket according to claim 5, characterized in that: A roller (54) is provided at one end of the mounting frame (51) close to the heating furnace (1), and the roller (54) is in contact with the heating furnace (1). A connecting rod (55) is provided at the other end of the mounting frame (51), and the connecting rod (55) is connected to the movable frame (2).

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