Heat treatment furnace convenient to clamp

Abstract

The utility model relates to the technical field of heat treatment furnaces, and discloses a heat treatment furnace convenient to clamp, which comprises a furnace body and a furnace door, a bearing plate is arranged in the furnace body, a heat treatment workpiece is arranged at the upper end of the bearing plate, and a clamping mechanism is arranged at the upper end of the bearing plate; the clamping mechanism comprises a fixing frame, a mounting base is arranged at the end of the fixing frame, a driven gear is rotationally connected into the mounting base, a transmission chain is arranged on the outer side of the driven gear, the driven gear is in meshed connection with the transmission chain, a moving frame is arranged at one end of the driven gear, a limiting block is arranged at one end of the moving frame, a mounting frame is arranged at one end of the transmission chain, and a rotating plate is arranged at one end of the mounting frame. Driving teeth are arranged in the mounting frame and fixedly connected with the rotating plate, and one end of each driving tooth is connected with the transmission chain in an engaged mode. According to the heat treatment furnace, the clamping mechanism is arranged, so that a heat treatment workpiece can be prevented from shaking or falling off in the process of entering and exiting from the furnace body, the heat treatment workpiece is more stably mounted, potential safety hazards are reduced, and daily use of the heat treatment furnace is facilitated.

Description

Technical Field

[0001] The utility model relates to the technical field of heat treatment furnaces, in particular to a heat treatment furnace that is easy to clamp. Background Art

[0002] Heat treatment refers to a metal thermal processing process in which materials are heated, kept warm, and cooled in solid state to obtain the desired structure and properties. Heat treatment is one of the important processes in mechanical manufacturing. A heat treatment furnace is required during the heat treatment of workpieces.

[0003] The existing heat treatment furnace is not convenient for clamping and positioning annular workpieces during use. The workpieces are easily shaken or fallen during the process of entering and exiting the heat treatment furnace, which poses a safety hazard and is not convenient for daily use of the heat treatment furnace. Therefore, we propose a heat treatment furnace that is easy to clamp. Utility Model Content

[0004] The main purpose of the utility model is to provide a heat treatment furnace that is easy to clamp and can effectively solve the technical problems in the background technology.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the utility model is as follows: a heat treatment furnace that is easy to clamp, comprising a furnace body, a furnace door is provided at one end of the furnace body, a controller is provided at one end of the furnace body, two sets of slide rails are provided inside the furnace body, the slide rails are fixedly connected to the furnace body, one end of the slide rails extends to the outside of the furnace body, a carrying plate is provided inside the furnace body, a roller is provided at the lower end of the carrying plate, the roller is slidably installed inside the slide rail, a heating component is provided inside the furnace body, the heating component is linearly connected to the controller, a heat treatment workpiece is provided at the upper end of the carrying plate, and a clamping mechanism is provided at the upper end of the carrying plate; the clamping mechanism includes a fixed frame, the fixed frame is a Y-shaped connecting rod, the fixed frame is fixedly connected to the carrying plate, a mounting seat is provided at the end of the fixed frame, a driven gear is rotatably connected inside the mounting frame, a transmission chain is provided on the outside of the driven gear, the driven gear is meshed with the transmission chain, a moving frame is provided at one end of the driven gear, a limit block is provided at one end of the moving frame, a mounting frame is provided at one end of the transmission chain, the mounting frame is fixedly connected to the carrying plate, a rotating plate is provided at one end of the mounting frame, an active tooth is provided inside the mounting frame, the active tooth is fixedly connected to the rotating plate, and one end of the active tooth is meshed with the transmission chain.

[0006] Preferably, the movable frame is a U-shaped elastic metal frame, the opening of the movable frame is inserted into the transmission chain, and one end of the movable frame is fixedly connected to the driven gear.

[0007] Preferably, the limit block is a hard block coated with a ceramic coating on the surface. The limit block is fixedly connected to the movable frame. By setting the limit block to be coated with a ceramic coating on the surface, the high temperature resistance of the limit block can be improved and the damage to the workpiece surface can be reduced.

[0008] Preferably, a positioning component is provided at one end of the outer side of the rotating plate. By providing the positioning component, the rotating plate can be positioned to avoid the rotation of the rotating plate affecting the limit block and improve the clamping stability of the limit block.

[0009] Preferably, the positioning assembly includes a positioning rod, and a positioning hole is provided on the upper edge of the rotating plate.

[0010] Preferably, the positioning rod is a T-shaped hard metal rod, and a limiting groove is provided in the mounting frame relative to the positioning hole. By setting the positioning rod to a hard metal rod, the strength of the positioning rod can be increased and damage to the positioning rod can be avoided.

[0011] Beneficial effects

[0012] The utility model provides a heat treatment furnace that is easy to clamp and has the following beneficial effects:

[0013] (1) The heat treatment furnace, which is easy to clamp, can clamp and position the heat treatment workpiece by setting a clamping mechanism, thereby preventing the heat treatment workpiece from shaking or falling during the process of entering and exiting the furnace body, making the installation of the heat treatment workpiece more stable, reducing safety hazards, and facilitating daily use of the heat treatment furnace. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] In order to more clearly illustrate the implementation of the present invention or the technical solutions in the prior art, the following briefly introduces the drawings required for the implementation or description of the prior art.

[0015] Figure 1 This is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 This is a schematic cross-sectional view of the internal structure of the furnace body of the present invention;

[0017] Figure 3 This is a schematic diagram of the structure of the clamping mechanism of the utility model;

[0018] Figure 4 For this utility model Figure 3 Enlarged schematic diagram of point A in the middle.

[0019] Legend:

[0020] 1. Furnace body; 2. Furnace door; 3. Controller; 4. Slide rail; 5. Loading plate; 6. Roller; 7. Heating assembly; 8. Heat-treated workpiece; 9. Clamping mechanism; 10. Fixed frame; 11. Mounting seat; 12. Driven gear; 13. Transmission chain; 14. Moving frame; 15. Limit block; 16. Driving gear; 17. Mounting frame; 18. Rotating plate; 19. Positioning rod; 20. Positioning hole. DETAILED DESCRIPTION

[0021] In order to make the technical means, creative features, objectives and effects achieved by the present invention easier to understand, the present invention is further described below in conjunction with specific implementation methods.

[0022] Example 1: A heat treatment furnace that is easy to clamp, such as Figure 1 - Figure 2 As shown, it includes a furnace body 1, which is a hollow shell with an opening at the front end. A furnace door 2 is provided at the front opening of the furnace body 1. One end of the furnace door 2 is rotatably connected to the furnace body 1. A controller 3 is provided at one end of the outer side of the furnace body 1. One end of the controller 3 is fixedly connected to the furnace body 1. The controller 3 is linearly connected to the power supply through a wire. Two sets of slide rails 4 are provided at the bottom end of the furnace body 1. The two sets of slide rails 4 are arranged in parallel. The lower end of the slide rail 4 is fixedly connected to the furnace body 1. One end of the slide rail 4 extends to the outside of the furnace body 1. A carrying plate 5 is provided inside the furnace body 1. The carrying plate 5 is a rectangular plate. The four corners of the lower end of the carrying plate 5 are rotatably installed with rollers 6. The lower end of the roller 6 is slidably installed inside the slide rail 4. A heating component 7 is provided inside the furnace body 1. The outer side of the heating component 7 is fixedly connected to the inner wall of the furnace body 1 by bolts. The heating component 7 is connected to the controller 3 through a wire. A heat treatment workpiece 8 is provided on the upper end of the carrying plate 5. The heat treatment workpiece 8 is placed on the upper end of the carrying plate 5. A clamping mechanism 9 is provided in the center of the upper end of the carrying plate 5. The outer edge of the clamping mechanism 9 can limit the heat treatment workpiece 8.

[0023] Example 2: A heat treatment furnace that is easy to clamp, based on Example 1 Figure 1 - Figure 3As shown, the clamping mechanism 9 includes a fixing frame 10, which is a Y-shaped connecting rod. The center of the lower end of the fixing frame 10 is fixedly connected to the carrier plate 5 through the connecting rod. The fixing frame 10 is provided with a mounting seat 11 at the end near the heat-treated workpiece 8. The mounting seat 11 is a U-shaped frame. The mounting seat 11 opens toward the heat-treated workpiece 8. One end of the mounting seat 11 is fixedly connected to the fixing frame 10. A driven gear 12 is provided inside the mounting seat 11. The center of the driven gear 12 is rotatably connected to the mounting seat 11. A transmission chain 13 is provided on the outside of the driven gear 12. The transmission chain 13 is sleeved on the outside of the driven gear 12. On the other side, one end of the driven gear 12 is meshed with the transmission chain 13, and a mobile frame 14 is provided at one end of the outer side of the driven gear 12. The mobile frame 14 is a U-shaped elastic metal frame. The opening of the mobile frame 14 faces the driven gear 12, and the opening of the mobile frame 14 is inserted into the interior of the transmission chain 13. The openings on both sides of the mobile frame 14 are fixedly connected to the driven gear 12. A limit block 15 is provided at one end of the mobile frame 14 away from the driven gear 12. The limit block 15 is a hard block coated with a ceramic coating on the surface. One end of the limit block 15 is fixedly connected to the mobile frame 14, and a mounting frame 17 is provided at one end of the outer side of the transmission chain 13. The mounting frame The lower end of 17 is fixedly connected to the carrying plate 5, and a rotating plate 18 is provided at one end of the mounting frame 17. The rotating plate 18 is rotatably connected to the mounting frame 17. A driving tooth 16 is provided inside the mounting frame 17 relative to the rotating plate 18. The upper end of the driving tooth 16 is fixedly connected to the rotating plate 18, and the outer end of the driving tooth 16 is meshed with the transmission chain 13. When in use, the driving tooth 16 can be driven to rotate by rotating the rotating plate 18. The driving tooth 16 drives the driven gear 12 to rotate through the transmission chain 13 during rotation. The driven gear 12 drives the limit block 15 at the end of the mobile frame 14 during rotation. The inner wall of the heat-treated workpiece 8 is contacted to clamp and position the heat-treated workpiece 8. A positioning component is provided at one end of the outer side of the rotating plate 18. The positioning component includes a positioning rod 19. The positioning rod 19 is a T-shaped hard metal rod. A positioning hole 20 is provided at the outer edge of the upper end of the rotating plate 18. A limiting groove is provided relative to the position of the positioning hole 20 of the mounting frame 17. The lower end of the positioning rod 19 passes through the positioning hole 20 and is inserted into the limiting groove of the mounting frame 17. By setting the positioning component, the rotating plate 18 can be positioned to avoid the rotation of the rotating plate 18 affecting the limit block 15, thereby improving the clamping stability of the limit block 15.

[0024] When the workpiece 8 is in the upper end of the carrier plate 5, the furnace door 2 is opened, and the carrier plate 5 is pulled out from the furnace body 1 by a tool. Then, the annular workpiece is placed on the upper end of the carrier plate 5 so that the annular workpiece is sleeved on the outside of the clamping mechanism 9. Then, the rotating plate 18 is rotated. During the rotation, the rotating plate 18 drives the transmission chain 13 to rotate through the active teeth 16. The transmission chain 13 drives the three sets of driven gears 12 to rotate during the rotation. The driven gears 12 drive the limit block 15 at the end of the movable frame 14 to clamp the heat treatment workpiece 8 during the movement, thereby positioning the heat treatment workpiece 8 on the upper end of the carrier plate 5. After the limit block 15 is positioned, the lower end of the positioning rod 19 is inserted into the mounting frame 17 through the positioning hole 20, and the rotating plate 18 is positioned. Then, the carrier plate 5 is pushed to move to the inside of the furnace body 1, the furnace door 2 is closed, and the heating component 7 is started by the controller 3 to heat treat the heat treatment workpiece 8. By setting up the clamping mechanism 9, the heat treatment workpiece 8 can be clamped and positioned to prevent the heat treatment workpiece 8 from shaking or falling during the process of entering and exiting the furnace body 1, making the installation of the heat treatment workpiece 8 more stable, reducing safety hazards, and facilitating daily use of the heat treatment furnace.

[0025] The above shows and describes the basic principles, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited to the above embodiments. The above embodiments and descriptions are merely illustrative of the principles of the present invention. Various changes and improvements may be made to the present invention without departing from the spirit and scope of the present invention. Such changes and improvements are intended to fall within the scope of the present invention. The scope of protection claimed in this invention is defined by the appended claims and their equivalents.

Claims

1. A heat treatment furnace that is easy to clamp, comprising a furnace body (1), a furnace door (2) is provided at one end of the furnace body (1), a controller (3) is provided at one end of the furnace body (1), two sets of slide rails (4) are provided inside the furnace body (1), the slide rails (4) are fixedly connected to the furnace body (1), one end of the slide rails (4) extends to the outside of the furnace body (1), a bearing plate (5) is provided inside the furnace body (1), a roller (6) is provided at the lower end of the bearing plate (5), and the roller (6) is slidably installed inside the slide rail (4), a heating component (7) is provided inside the furnace body (1), the heating component (7) is linearly connected to the controller (3), and a heat treatment workpiece (8) is provided at the upper end of the bearing plate (5), characterized in that: The upper end of the carrier plate (5) is provided with a clamping mechanism (9); the clamping mechanism (9) comprises a fixing frame (10), the fixing frame (10) is a Y-shaped connecting rod, the fixing frame (10) is fixedly connected to the carrier plate (5), a mounting seat (11) is provided at the end of the fixing frame (10), a driven gear (12) is rotatably connected inside the mounting seat (11), a transmission chain (13) is provided outside the driven gear (12), the driven gear (12) is meshedly connected with the transmission chain (13), and the driven gear (12) is meshed with the transmission chain (13). A moving frame (14) is provided at one end of the wheel (12), a stop block (15) is provided at one end of the moving frame (14), a mounting frame (17) is provided at one end of the transmission chain (13), the mounting frame (17) is fixedly connected to the bearing plate (5), a rotating plate (18) is provided at one end of the mounting frame (17), a driving tooth (16) is provided inside the mounting frame (17), the driving tooth (16) is fixedly connected to the rotating plate (18), and one end of the driving tooth (16) is meshedly connected to the transmission chain (13).

2. A heat treatment furnace that is easy to clamp according to claim 1, characterized in that: The movable frame (14) is a U-shaped elastic metal frame. The opening of the movable frame (14) is inserted into the transmission chain (13). One end of the movable frame (14) is fixedly connected to the driven gear (12).

3. The heat treatment furnace that is easy to clamp according to claim 1, characterized in that: The limit block (15) is a hard block with a ceramic coating on its surface, and the limit block (15) is fixedly connected to the moving frame (14).

4. The heat treatment furnace that is easy to clamp according to claim 1, characterized in that: A positioning assembly is provided at one end of the outer side of the rotating plate (18).

5. The heat treatment furnace that is easy to clamp according to claim 4, characterized in that: The positioning assembly comprises a positioning rod (19), and a positioning hole (20) is provided on the upper edge of the rotating plate (18).

6. The heat treatment furnace that is easy to clamp according to claim 5, characterized in that: The positioning rod (19) is a T-shaped hard metal rod, and the mounting frame (17) is provided with a limiting groove at a position relative to the positioning hole (20).

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