Temporary crown forming equipment
By designing a temporary crown forming equipment, the sphere and adjustment rod can be used to achieve flexible movement of the fixed seat, the problem of fixedness during the crown grinding process is solved, the grinding efficiency and quality are improved, and the dust diffusion is reduced through the dust collecting cover.
Patent Information
- Application Number
- CN202421651971.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-12
- Publication Date
- 2025-05-09
- Estimated Expiration
- 2034-07-12
AI Technical Summary
When grinding the crown in the prior art, the crown is fixed and difficult to operate, which affects the grinding effect and quality.
A temporary crown forming equipment is designed, including a base, a vertical plate, a sphere, an adjustment rod and a fixed seat. Through the combination of the sphere and an adjustment rod, the flexible movement of the fixed seat is achieved, which facilitates the adjustment of the position of the temporary crown, and a clamping plate and a dust collecting cover are installed on the fixed seat to improve grinding efficiency and quality.
The equipment controls the movement of the fixed seat by controlling the adjustment rod, which realizes flexible adjustment of the temporary crown position, improves grinding efficiency and quality, and reduces dust diffusion through the dust collector, improving the use effect.
Smart Images
Figure CN222843785U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of dental auxiliary equipment, in particular to a temporary crown forming device. Background Art
[0002] Temporary crowns or temporary fixed bridges are an important part of fixed restoration. During the period from the preparation of the tooth for fixed restoration to the formal tooth wearing, a temporary crown or bridge needs to be made for the patient. Its function is to protect the pulp, ensure the normal position of the gums, restore the beauty, maintain the correct occlusion relationship and restore some chewing function. To this end, the temporary crown should have a smooth surface, accurate edges, easy cleaning, no damage to the patient's periodontal tissue, and a certain strength and retention.
[0003] During the forming process of the crown, it is usually necessary to grind the crown to ensure that the crown surface is smooth. However, in the prior art, when grinding the crown, the crown is generally fixed, and the staff holds an electric grinder and constantly adjusts the position to grind the crown surface, which is time-consuming and labor-intensive, and is difficult to operate, affecting the grinding effect and quality. Utility Model Content
[0004] The utility model aims to solve the problem that it is inconvenient to flexibly adjust the grinding position of the dental crown in the prior art, and proposes a temporary crown forming device.
[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:
[0006] A temporary crown forming device comprises a base and a vertical plate fixedly arranged on the base, wherein a sphere is arranged in the vertical plate, an adjusting rod is fixedly arranged at one end of the sphere, a fixing seat is fixedly arranged at the other end of the sphere, and a clamping part for clamping a temporary crown is arranged on the fixing seat.
[0007] In order to facilitate the adjustment of the positions of the fixing seat and the temporary crown, preferably, an adjustment groove in a cross structure is opened on the vertical plate, the adjustment rod is arranged in the adjustment groove, and the inner walls on both sides of the adjustment groove are against the outer wall of the adjustment rod.
[0008] In order to facilitate the clamping and fixing of the temporary crown, preferably, the clamping part includes clamping plates symmetrically arranged, a guide groove is opened on the fixing seat, one end of the two groups of clamping plates are slidably arranged in the guide groove, a bidirectional screw is rotatably arranged in the guide groove, the two groups of clamping plates are respectively threadedly connected to the two ends of the bidirectional screw, and a knob for driving the bidirectional screw to rotate is arranged on the fixing seat.
[0009] In order to improve the clamping effect, further, clamping pads are fixedly provided on the two groups of clamping plates, and the material of the clamping pads is rubber.
[0010] Preferably, a limiting groove in an annular structure is provided on the fixed seat, a sliding block is slidably arranged in the limiting groove, a dust hood is fixedly arranged on one end of the sliding block extending out of the limiting groove, a dust collecting groove is provided in the vertical plate, the dust hood is connected with the dust collecting groove through a hose, and a negative pressure chamber connected with the dust collecting groove is provided in the vertical plate, and a negative pressure fan is fixedly arranged in the negative pressure chamber.
[0011] Furthermore, a dust box is slidably arranged in the dust collecting groove, and a fixing plate is fixedly arranged at one end of the dust box extending out of the dust collecting groove, the fixing plate is fixedly connected to the end face of the dust collecting groove by a hand screw, and a sealing gasket is fixedly arranged on the inner wall of the fixing plate, and the end face of the sealing gasket away from the fixing plate is abutted against the end face of the dust collecting groove.
[0012] Compared with the prior art, the utility model provides a temporary crown forming device, which has the following beneficial effects:
[0013] 1. The temporary crown forming device is provided with a sphere in the vertical plate, and an adjusting rod and a fixing seat are coaxially fixedly provided at both ends of the sphere, and a clamping plate is provided on the fixing seat, so that during the grinding process, the fixing seat can be controlled to move through the adjusting rod, so that the position of the temporary crown can be flexibly adjusted, grinding is convenient, and grinding efficiency and grinding quality are improved;
[0014] 2. The temporary crown forming device is provided with a dust collecting cover which is slidably arranged on the fixed seat, so that the dust generated by grinding can be extracted during grinding, thereby reducing the diffusion of dust and improving the use effect.
[0015] The parts not involved in the device are the same as the prior art or can be implemented by using the prior art. The utility model arranges a sphere in the vertical plate, and an adjusting rod and a fixing seat are coaxially fixed at both ends of the sphere, and a clamping plate is arranged on the fixing seat, so that during the grinding process, the fixing seat can be controlled to move through the adjusting rod, thereby flexibly adjusting the position of the temporary crown, facilitating grinding, and improving grinding efficiency and grinding quality. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] Figure 1 A schematic diagram of the structure of a temporary crown forming device proposed by the utility model Figure 1 ;
[0017] Figure 2 A schematic diagram of the structure of a temporary crown forming device proposed by the utility model Figure 2 ;
[0018] Figure 3 This is a schematic diagram of the structure of a temporary crown forming device sphere proposed by the utility model;
[0019] Figure 4The utility model is a cross-sectional view of a temporary crown forming device.
[0020] In the figure: 1. base; 2. vertical plate; 201. adjustment slot; 202. negative pressure chamber; 203. dust collecting slot; 3. sphere; 301. adjustment rod; 4. fixed seat; 401. guide slot; 402. limit slot; 5. bidirectional screw; 501. knob; 6. clamping plate; 601. clamping pad; 7. dust collecting hood; 701. slider; 702. hose; 8. dust collecting box; 9. negative pressure fan. DETAILED DESCRIPTION
[0021] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.
[0022] In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating directions or positional relationships, are 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, rather than indicating or implying 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.
[0023] Example:
[0024] Reference Figure 1-Figure 4 The present invention relates to a temporary crown forming device, comprising a base 1 and a vertical plate 2 fixedly arranged on the base 1, wherein a sphere 3 is arranged in the vertical plate 2, and the sphere 3 is arranged in the vertical plate 2 relative to the ball support. An adjusting rod 301 is fixedly arranged at one end of the sphere 3, and a fixing seat 4 is fixedly arranged at the other end of the sphere 3, and the fixing seat 4 coincides with the axis of the adjusting rod 301. By shaking the adjusting rod 301, the fixing seat 4 can be driven to rotate through the sphere 3. It is convenient to adjust the position of the temporary crown and improve the use effect. A clamping part for clamping the temporary crown is arranged on the fixing seat 4. When in use, the temporary crown is first fixed by the clamping part, and then during the grinding process, the sphere 3 is driven to shake in the vertical plate 2 through the adjusting rod 301, and the fixing seat 4 can move with the temporary crown, so that the position of the temporary crown can be flexibly adjusted, which is convenient for grinding and improves the grinding efficiency and grinding quality.
[0025] When in use, a sphere 3 is arranged in the vertical plate 2, and an adjusting rod 301 and a fixing seat 4 are coaxially fixed at both ends of the sphere 3, and a clamping plate 6 is arranged on the fixing seat 4, so that during the grinding process, the fixing seat 4 can be controlled to move through the adjusting rod 301, so that the position of the temporary crown can be flexibly adjusted, the grinding is convenient, and the grinding efficiency and grinding quality are improved; a dust collecting hood 7 is slidably arranged on the fixing seat 4, so that the dust generated by grinding can be extracted during grinding, the diffusion of dust is reduced, and the use effect is improved.
[0026] Reference Figure 2 and Figure 4 A cross-shaped adjustment groove 201 is provided on the vertical plate 2, and an adjustment rod 301 is arranged in the adjustment groove 201. The adjustment rod 301 passes through the adjustment groove 201 and extends to the outside of the vertical plate 2, and the inner walls on both sides of the adjustment groove 201 are against the outer wall of the adjustment rod 301, that is, the width of the adjustment groove 201 is equal to the diameter of the adjustment rod 301. When in use, by providing a cross-shaped adjustment groove 201 on the vertical plate 2, the fixing seat 4 can be driven to shake up or down or left or right through the adjustment rod 301, thereby improving the adjustment effect.
[0027] Reference Figure 1 , Figure 3 and Figure 4 The clamping part can use a cylinder or a hydraulic cylinder to clamp the temporary crown. Here, we design the clamping part as: symmetrically arranged on the clamping plate 6, a guide groove 401 is opened on the fixed seat 4, one end of the two groups of clamping plates 6 are slidably arranged in the guide groove 401, and a bidirectional screw 5 is rotatably arranged in the guide groove 401. The two groups of clamping plates 6 are respectively threadedly connected to the two ends of the bidirectional screw 5, and a knob 501 for driving the bidirectional screw 5 to rotate is arranged on the fixed seat 4. When in use, the bidirectional screw 5 is driven to rotate by the knob 501, which can drive the two groups of clamping plates 6 to move closer or farther from each other to achieve clamping or relaxation. The operation is simple and the fixation is reliable, which can improve the efficiency of temporary crown formation.
[0028] Reference Figure 1 , Figure 3 and Figure 4 A clamping pad 601 is fixedly provided on the inner wall of the two sets of clamping plates 6, and the material of the clamping pad 601 is rubber, polyurethane or nylon, preferably rubber. When in use, by fixing the clamping pad 601 on the inner wall of the clamping plate 6, and the material of the clamping pad 601 is rubber, on the one hand, it can avoid clamping the temporary crown and improve the product quality, and on the other hand, it can improve the clamping effect.
[0029] Reference Figure 1 , Figure 3 and Figure 4A limiting groove 402 with an annular structure is provided on the fixing seat 4, and the cross section of the limiting groove 402 is T-shaped. A slider 701 is slidably provided in the limiting groove 402, and a dust collecting cover 7 is fixedly provided on one end of the slider 701 extending out of the limiting groove 402. A dust collecting groove 203 is provided in the vertical plate 2, and the dust collecting cover 7 is connected to the dust collecting groove 203 through a hose 702, and a negative pressure chamber 202 connected to the dust collecting groove 203 is provided in the vertical plate 2, and the negative pressure chamber 202 is connected to the dust collecting groove 203. A filter is fixedly installed at the passage to intercept dust in the dust collecting groove 203. A negative pressure fan 9 is fixedly installed in the negative pressure chamber 202. When in use, a limiting groove 402 is opened on the fixed seat 4, and the dust hood 7 is slid into the limiting groove 402 through the slider 701. When the fixed seat 4 swings or rotates, under the action of gravity, the dust hood 7 can be placed as far as possible below the fixed seat 4. On the one hand, it can reduce interference with grinding, and on the other hand, it is convenient for dust collection and improves the use effect.
[0030] Reference Figure 2 and Figure 4 A dust box 8 is slidably arranged in the dust collecting groove 203, and a fixing plate is fixedly arranged on one end of the dust box 8 extending out of the dust collecting groove 203, and the fixing plate is fixedly connected to the end face of the mouth of the dust collecting groove 203 by hand screws, and a sealing gasket is fixedly arranged on the inner wall of the fixing plate, and the end face of the sealing gasket away from the fixing plate is abutted against the end face of the mouth of the dust collecting groove 203. When in use, by arranging the dust box 8 in the dust collecting groove 203, it is convenient to handle the collected dust, reduce the difficulty of cleaning, and improve the use effect.
[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.
Claims
1. A temporary crown forming device, comprising a base (1), characterized in that: It also includes a vertical plate (2) fixedly arranged on the base (1), A sphere (3) is arranged inside the vertical plate (2), an adjusting rod (301) is fixedly arranged at one end of the sphere (3), a fixing seat (4) is fixedly arranged at the other end of the sphere (3), and a clamping portion for clamping a temporary crown is arranged on the fixing seat (4).
2. A temporary crown forming device according to claim 1, characterized in that: The vertical plate (2) is provided with an adjustment groove (201) in a cross structure, the adjustment rod (301) is arranged in the adjustment groove (201), and the inner walls on both sides of the adjustment groove (201) are against the outer wall of the adjustment rod (301).
3. A temporary crown forming device according to claim 1, characterized in that: The clamping portion comprises clamping plates (6) symmetrically arranged, a guide groove (401) is provided on the fixing seat (4), one end of the two groups of clamping plates (6) are slidably arranged in the guide groove (401), a bidirectional screw (5) is rotatably arranged in the guide groove (401), the two groups of clamping plates (6) are respectively threadedly connected to the two ends of the bidirectional screw (5), and a knob (501) for driving the bidirectional screw (5) to rotate is provided on the fixing seat (4).
4. A temporary crown forming device according to claim 3, characterized in that: A clamping pad (601) is fixedly arranged on both sets of the clamping plates (6), and the material of the clamping pad (601) is rubber.
5. A temporary crown forming device according to claim 1, characterized in that: The fixing seat (4) is provided with a limiting groove (402) in an annular structure, a slider (701) is slidably arranged in the limiting groove (402), a dust collecting hood (7) is fixedly arranged on one end of the slider (701) extending out of the limiting groove (402), a dust collecting groove (203) is provided in the vertical plate (2), the dust collecting hood (7) is connected to the dust collecting groove (203) through a hose (702), and a negative pressure chamber (202) connected to the dust collecting groove (203) is provided in the vertical plate (2), and a negative pressure fan (9) is fixedly arranged in the negative pressure chamber (202).
6. A temporary crown forming device according to claim 5, characterized in that: A dust collecting box (8) is slidably arranged in the dust collecting groove (203), and a fixing plate is fixedly arranged at one end of the dust collecting box (8) extending out of the dust collecting groove (203), and the fixing plate is fixedly connected to the end face of the mouth of the dust collecting groove (203) by means of hand screws, and a sealing gasket is fixedly arranged on the inner wall of the fixing plate, and the end face of the sealing gasket away from the fixing plate abuts against the end face of the mouth of the dust collecting groove (203).