Sintering shaping die for silicon nitride ceramic

Abstract

The utility model provides a silicon nitride ceramic sintering shaping die, which belongs to the technical field of ceramic manufacturing and comprises a workbench, a driving frame is arranged at the bottom of the workbench, sliding grooves are arranged on two sides of the interior of the driving frame, sliding blocks are arranged in the sliding grooves in a sliding mode, and movable blocks are arranged at the upper ends of the two sliding blocks. A bearing is arranged in the center of the upper surface of the inner wall of the workbench, a screw is fixed to the inner ring of the bearing, a driving block is in threaded connection with the surface of the screw, a threaded through hole is formed in the center of the driving block, T-shaped limiting grooves are formed in the two sides of the driving block, and T-shaped limiting blocks are arranged on the sides, facing the driving block, of the movable blocks. A supporting column is arranged on the upper surface of the movable block, a base is arranged at the upper end of the supporting column, and a mold body is arranged on the upper surface of the base. According to the mold mounting device, a mold can be quickly mounted, the working efficiency is improved, and the practicability of the device is high.

Description

Technical Field

[0001] The utility model relates to the technical field of ceramic production, in particular to a sintering and shaping die for silicon nitride ceramics. Background Art

[0002] Silicon nitride ceramics are inorganic ceramics that do not shrink when sintered. Silicon nitride has high strength, especially hot-pressed silicon nitride, which is one of the hardest substances in the world. It has properties such as high strength, low density, and high temperature resistance. Ceramic shaping molds are required when making ceramics. Some existing ceramic molds are fixed by multiple bolts, and the process of disassembly and installation is complicated, with low work efficiency. Utility Model Content

[0003] In view of this, the utility model provides a sintering shaping mold for silicon nitride ceramics, which can quickly install the mold, improve work efficiency, and has strong practicality.

[0004] In order to solve the above technical problems, the utility model provides a sintering and shaping mold for silicon nitride ceramics, including a workbench, a driving frame is arranged at the bottom of the workbench, slide grooves are arranged on both sides of the interior of the driving frame, sliders are slidably arranged in the slide grooves, movable blocks are arranged on the upper ends of the two sliders, and the two movable blocks are respectively located on both sides of the interior of the workbench, a bearing is arranged at the center of the upper surface of the inner wall of the workbench, the outer ring of the bearing is fixed to the center of the upper surface of the inner wall of the workbench, a screw is fixed to the inner ring of the bearing, a driving block is threadedly connected to the surface of the screw, a threaded through hole is arranged at the center of the driving block, the threaded through hole of the driving block is threadedly connected to the screw, T-shaped limit grooves are arranged on both sides of the driving block, a T-shaped limit block is arranged on the side of the movable block facing the driving block, and the T-shaped limit block is slidingly arranged It is placed in the T-shaped limit groove of the driving block, and a supporting column is arranged on the upper surface of the movable block, a base is arranged on the upper end of the supporting column, and a mold body is arranged on the upper surface of the base. When the staff assembles the mold, they rotate the screw. Since the threaded through hole of the driving block is threadedly connected with the screw, and the T-shaped limit block is slidably arranged in the T-shaped limit groove of the driving block, the T-shaped limit block plays a limiting role on the driving block. Therefore, when the screw rotates, the driving block will descend or rise. When the driving block descends, the T-shaped limit block slides in the T-shaped limit groove of the driving block, and the slider at the bottom of the movable block slides in the slide groove, so that the two movable blocks are close to each other, so that the two movable blocks drive the supporting column and the base close to each other, and when the base moves, it drives the mold to move synchronously, so that the mold can be assembled.

[0005] A guide rod is arranged in the slide groove, a through hole is opened on the surface of the slider, and the guide rod passes through the through hole on the surface of the slider, and the cross section of the guide rod is adapted to the cross section of the through hole of the slider, and the two ends of the guide rod are respectively fixed on both sides of the slide groove, and the guide rod makes the movement process of the slider more stable.

[0006] A handle is provided at the bottom of the screw, and the staff can turn the handle to drive the screw to rotate.

[0007] The handle surface is provided with anti-skid threads, which can prevent the handle from slipping and increase friction.

[0008] In summary, compared with the prior art, the present application includes at least one of the following beneficial technical effects:

[0009] 1. When the utility model is used, when the staff assembles the mold, they rotate the screw rod. Since the threaded through hole of the driving block is threadedly connected with the screw rod, and the T-shaped limit block is slidably arranged in the T-shaped limit groove of the driving block, the T-shaped limit block plays a limiting role on the driving block. Therefore, when the screw rod rotates, the driving block will drop or rise. When the driving block drops, the T-shaped limit block slides in the T-shaped limit groove of the driving block, and the slider at the bottom of the movable block slides in the slide groove, so that the two movable blocks are close to each other, so that the two movable blocks drive the support column and the base to approach each other, and when the base moves, it drives the mold to move synchronously, so that the mold can be assembled quickly, the work efficiency is improved, and the device is highly practical.

[0010] 2. When the utility model is used, a guide rod is arranged in the slide groove, a through hole is opened on the surface of the slider, and the guide rod is penetrated in the through hole on the surface of the slider, and the cross section of the guide rod is adapted to the cross section of the through hole of the slider, and the two ends of the guide rod are respectively fixed on both sides of the slide groove, and the guide rod makes the movement process of the slider more stable.

[0011] 3. When the utility model is used, a handle is provided at the bottom of the screw rod, and the staff can rotate the handle to drive the screw rod to rotate.

[0012] 4. When the utility model is used, the surface of the handle is provided with anti-skid threads, which can prevent the handle from slipping and increase friction. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 It is a schematic diagram of the main structure of the utility model;

[0014] Figure 2 This is a front sectional view of the interior of the workbench of the utility model;

[0015] Figure 3 It is a schematic diagram of the internal structure of the workbench of the utility model.

[0016] Explanation of the accompanying drawings: 100, workbench; 200, driving frame; 201, slide groove; 202, slider; 203, movable block; 204, screw; 205, bearing; 206, driving block; 207, T-type limit block; 208, support block; 209, base; 210, guide rod; 300, mold body; 400, handle. DETAILED DESCRIPTION

[0017] In order to make the purpose, technical scheme and advantages of the embodiment of the utility model clearer, the following will be combined with the appended drawings of the embodiment of the utility model. Figure 1-3 , the technical scheme of the embodiment of the utility model is clearly and completely described. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the described embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field belong to the scope of protection of the utility model.

[0018] According to one embodiment of the utility model, Figure 1 , Figure 2 and Figure 3 As shown: This embodiment provides a sintering and shaping mold for silicon nitride ceramics, including a workbench 100, a driving frame 200 is arranged at the bottom of the workbench 100, and both sides of the driving frame 200 are provided with slide grooves 201, and sliders 202 are slidably arranged in the slide grooves 201, and the upper ends of the two sliders 202 are provided with movable blocks 203, and the two movable blocks 203 are respectively located on both sides of the inside of the workbench 100, and a bearing 205 is arranged at the center of the upper surface of the inner wall of the workbench 100, and the bearing 205 is provided. The outer ring of the bearing 205 is fixed to the center of the upper surface of the inner wall of the workbench 100, the inner ring of the bearing 205 is fixed with a screw rod 204, the surface of the screw rod 204 is threadedly connected with a driving block 206, a threaded through hole is provided in the center of the driving block 206, the threaded through hole of the driving block 206 is threadedly connected with the screw rod 204, T-shaped limit grooves are provided on both sides of the driving block 206, a T-shaped limit block 207 is provided on the side of the movable block 203 facing the driving block 206, and the T-shaped limit block 207 is slidably provided on the driving block 20 6, a support column is arranged on the upper surface of the movable block 203, a base 209 is arranged on the upper end of the support column, and a mold body 300 is arranged on the upper surface of the base 209. When the staff assembles the mold, the screw rod 204 is rotated. Since the threaded through hole of the driving block 206 is threadedly connected with the screw rod 204, and the T-shaped limit block 207 is slidably arranged in the T-shaped limit groove of the driving block 206, the T-shaped limit block 207 plays a limiting role on the driving block 206, so that the screw rod 20 The driving block 206 will go down or up when rotating. When the driving block 206 goes down, the T-shaped limit block 207 slides in the T-shaped limit groove of the driving block 206, and the slider 202 at the bottom of the movable block 203 slides in the slide groove 201, so that the two movable blocks 203 are close to each other, so that the two movable blocks 203 drive the supporting column and the base 209 to move close to each other. When the base 209 moves, it drives the mold to move synchronously, so that the mold can be installed quickly, the work efficiency is improved, and the device is highly practical.

[0019] According to another embodiment of the present invention, Figure 1 and Figure 3As shown, a guide rod 210 is arranged in the slide groove 201, a through hole is opened on the surface of the slider 202, and the guide rod 210 is penetrated in the through hole on the surface of the slider 202, and the cross section of the guide rod 210 is adapted to the cross section of the through hole of the slider 202, and the two ends of the guide rod 210 are respectively fixed on both sides of the slide groove 201, and the guide rod 210 makes the movement process of the slider 202 more stable; a handle 400 is arranged at the bottom of the screw rod 204, and the staff can turn the handle 400 to drive the screw rod 204 to rotate; the surface of the handle 400 is provided with an anti-slip thread, and the anti-slip thread can prevent the handle 400 from slipping and increase the friction.

[0020] The use of this utility model:

[0021] When the staff assembles the mold, they rotate the screw 204. Since the threaded through hole of the driving block 206 is threadedly connected to the screw 204, and the T-shaped limit block 207 is slidably set in the T-shaped limit groove of the driving block 206, the T-shaped limit block 207 plays a limiting role on the driving block 206. Therefore, when the screw 204 rotates, the driving block 206 will descend or rise. When the driving block 206 descends, the T-shaped limit block 207 slides in the T-shaped limit groove of the driving block 206, and the slider 202 at the bottom of the movable block 203 slides in the slide groove 201, so that the two movable blocks 203 are close to each other, so that the two movable blocks 203 drive the support column and the base 209 to approach each other. When the base 209 moves, it drives the mold to move synchronously, so that the mold can be installed quickly, the work efficiency is improved, and the device is highly practical.

[0022] The above is a preferred embodiment of the present invention. It should be pointed out that, for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principles of the present invention. These improvements and modifications should also be regarded as the protection scope of the present invention.

Claims

1. A sintering and shaping mold for silicon nitride ceramics, comprising a workbench (100), wherein a driving frame (200) is disposed at the bottom of the workbench (100), characterized in that: Both sides of the interior of the driving frame (200) are provided with sliding grooves (201), and sliding blocks (202) are slidably arranged in the sliding grooves (201). The upper ends of the two sliding blocks (202) are provided with movable blocks (203), and the two movable blocks (203) are respectively located on both sides of the interior of the workbench (100). A bearing (205) is provided at the center of the upper surface of the inner wall of the workbench (100), and the outer ring of the bearing (205) is fixed at the center of the upper surface of the inner wall of the workbench (100). A screw (204) is fixed to the inner ring of the bearing (205), and the surface of the screw (204) is threadedly connected to the driving block. (206), a threaded through hole is provided at the center of the driving block (206), the threaded through hole of the driving block (206) is threadedly connected to the screw rod (204), T-shaped limit grooves are provided on both sides of the driving block (206), a T-shaped limit block (207) is provided on the side of the movable block (203) facing the driving block (206), and the T-shaped limit block (207) is slidably provided in the T-shaped limit groove of the driving block (206), a support column is provided on the upper surface of the movable block (203), a base (209) is provided at the upper end of the support column, and a mold body (300) is provided on the upper surface of the base (209).

2. A sintering and shaping mold for silicon nitride ceramics as claimed in claim 1, characterized in that: A guide rod (210) is arranged in the slide groove (201), a through hole is opened on the surface of the slider (202), and the guide rod (210) is penetrated in the through hole on the surface of the slider (202), and the cross section of the guide rod (210) is matched with the cross section of the through hole of the slider (202), and the two ends of the guide rod (210) are respectively fixed on both sides of the slide groove (201).

3. A sintering and shaping mold for silicon nitride ceramics according to claim 1, characterized in that: A handle (400) is provided at the bottom of the screw rod (204).

4. A sintering and shaping mold for silicon nitride ceramics as claimed in claim 3, characterized in that: The surface of the handle (400) is provided with anti-slip threads.

Images