Connecting piece for dental chair mechanical arm

Abstract

The utility model provides a connecting piece for a dental chair mechanical arm, which comprises a supporting and assembling component, an axial positioning component, a circumferential positioning component and a connecting component, and the connecting piece is axially and circumferentially positioned through the axial positioning component and the circumferential positioning component. And therefore, the assembling precision of the connecting piece and the mechanical arm is higher, the stability is better, and the working error of the mechanical arm is effectively reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to dental chair mechanical arm technical field especially relates to a connecting piece for dental chair mechanical arm. BACKGROUND

[0002] At present, mechanical arm auxiliary cooperation treatment is indispensable when carrying out oral treatment work, and the mechanical arm needs to have high precision and stability when the oral treatment work is carried out to meet the existing oral treatment work.

[0003] But the assembly precision of the connecting piece for the existing mechanical arm is low, and the axial and circumferential positioning precision is poor, which increases the working error of the mechanical arm, and also makes the operation of the mechanical arm not stable. Therefore, it is necessary to improve such a structure to overcome the above defects. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a connecting piece for dental chair mechanical arm to solve the problems in the above background technical fields.

[0005] The utility model provides a connecting piece for dental chair mechanical arm, which comprises:

[0006] A supporting assembly component is connected with the mechanical arm;

[0007] An axial positioning component is formed in the supporting assembly component, and the axial positioning component limits the axial position of the supporting assembly component;

[0008] A circumferential positioning component is formed in the supporting assembly component, and the circumferential positioning component is provided with an assembly space;

[0009] A connecting component is formed in the supporting assembly component, and the connecting component is provided with a connecting space.

[0010] The utility model is further provided with the supporting assembly component comprising:

[0011] An assembly cylinder is connected with the mechanical arm.

[0012] The utility model is further provided with the axial positioning component comprising:

[0013] An axial limiting groove is formed in the assembly cylinder, the axial limiting groove is recessed towards the inner side of the assembly cylinder, the cross section of the axial limiting groove is circular, and the axial limiting groove limits the assembly cylinder.

[0014]

[0015] ​A sealing groove is formed in the assembly cylinder, and a receiving space is arranged in the sealing groove.

[0016] A boss is formed in the assembly cylinder, the boss protrudes towards the outside of the assembly cylinder, and the boss has a trapezoidal cross section.

[0017] The utility model further sets up that the circumferential positioning assembly includes:

[0018] A connecting through hole is formed in one end of the assembly cylinder, the connecting through hole penetrates the assembly cylinder in the radial direction, and the connecting through hole provides a connecting space for the assembly cylinder.

[0019] A positioning through hole is formed in the assembly cylinder, and the positioning through hole penetrates the assembly cylinder.

[0020] The utility model further sets up that the connecting assembly includes:

[0021] An inclined hole is formed in the assembly cylinder, and one end of the inclined hole penetrates the assembly cylinder.

[0022] A connecting hole is formed in the assembly cylinder, one end of the connecting hole penetrates the assembly cylinder, the other end of the connecting hole is connected with the inclined hole, and a receiving space is arranged in the connecting hole.

[0023] The utility model further sets up that the axis of the connecting through hole and the positioning through hole is arranged in parallel.

[0024] The utility model further sets up that a group of threaded holes are arranged in the axial limiting groove.

[0025] The utility model has the advantages of:

[0026] The utility model positions the connecting piece in the axial and circumferential directions through the axial positioning assembly and the circumferential positioning assembly, so that the assembly precision of the connecting piece and the mechanical arm is higher and the stability is better, and the working error of the mechanical arm is effectively reduced. DRAWINGS

[0027] Figure 1 It is the front view of the connecting piece for the dental chair mechanical arm.

[0028] Figure 2 It is the right view of the connecting piece for the dental chair mechanical arm.

[0029] Figure 3 It is the perspective view of the connecting piece for the dental chair mechanical arm.

[0030] Figure 4 It is the sectional view of the connecting piece for the dental chair mechanical arm.

[0031] Digital label: assembly cylinder 110, axial limiting groove 210, threaded hole 211, sealing groove 220, boss 230, connecting hole 310, positioning hole 320, inclined hole 410, connecting hole 420 DETAILED DESCRIPTION

[0032] To make the purposes, technical solutions and advantages of the embodiments of the present application clearer, the technical solutions in the embodiments of the present application will be described below in connection with the drawings in the embodiments of the present application. Obviously, the described embodiments are some but not all of the embodiments of the present application. The components of the embodiments of the present application described and shown in the drawings herein can be arranged and designed in various different configurations. Therefore, the following detailed description of the embodiments of the present application provided in the drawings is not intended to limit the scope of the claimed present application, but only represents selected embodiments of the present application. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without creative work fall within the scope of protection of the present application.

[0033] As shown in Figures 1-4 The connecting piece for dental chair mechanical arm provided by the present application includes a supporting assembly component, an axial positioning component, a circumferential positioning component and a connecting component. The supporting assembly component is connected with the mechanical arm. The axial positioning component is formed in the supporting assembly component and limits the supporting assembly component in the axial direction. The circumferential positioning component is formed in the supporting assembly component and is provided with an assembly space. The connecting component is formed in the supporting assembly component and is provided with a connecting space.

[0034] In the present embodiment, the supporting assembly component includes an assembly cylinder 110. The shape of the assembly cylinder is cylindrical. The assembly cylinder is connected with the mechanical arm.

[0035] In the present embodiment, the axial positioning component includes an axial limiting groove 210, a sealing groove 220 and a boss 230. The axial limiting groove is formed in the assembly cylinder and is recessed towards the inner side of the assembly cylinder. The cross section of the axial limiting groove is circular. The axial limiting groove limits the assembly cylinder. The sealing groove is formed in the assembly cylinder and is provided with an accommodating space. The sealing groove fixes the sealing ring, thereby ensuring the sealing property of the connecting piece. The boss is formed in the assembly cylinder and is protruded towards the outer side of the assembly cylinder. The cross section of the boss is trapezoidal.

[0036] In the embodiment, the circumferential positioning assembly comprises a connecting through hole 310 and a positioning through hole 320, the connecting through hole is formed at one end of the assembly cylinder and penetrates the assembly cylinder in the radial direction, the connecting through hole provides a connecting space for the assembly cylinder, and the positioning through hole is formed in the assembly cylinder and penetrates the assembly cylinder.

[0037] In the embodiment, the connecting assembly comprises an inclined hole 410 and a connecting hole 420, the inclined hole is obliquely formed in the assembly cylinder and penetrates the assembly cylinder at one end, the connecting hole is formed in the assembly cylinder and penetrates the assembly cylinder at one end, and the other end of the connecting hole is connected with the inclined hole, and the connecting hole is provided with a containing space.

[0038] In the embodiment, the axis of the connecting through hole and the positioning through hole are arranged in parallel.

[0039] In the embodiment, a plurality of threaded holes 211 are arranged in the axial limiting groove.

[0040] In the description of the utility model, it needs to be explained that when the terms indicating the orientation or position relationship such as 'up', 'down', 'in', 'out', 'left', 'right' appear, it should be understood that the orientation or position relationship is based on the orientation or position relationship shown in the drawings, or the orientation or position relationship commonly used when the utility model product is used, or the orientation or position relationship commonly understood by the person skilled in the art, and is only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the utility model. In addition, when the terms 'first','second' appear, they are only used for distinction, and cannot be understood as indicating or implying relative importance. In the description of the utility model, it also needs to be explained that, unless otherwise specified and limited, the terms 'installation','setting', 'connection' should be understood in a broad sense, for example, 'connection' can be fixed connection, can also be detachable connection, or integral connection, can be mechanical connection, can also be electrical connection, can be direct connection, or indirect connection through intermediate medium, and can be the communication between two elements. For the person skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

Claims

1. A dental chair robot arm connecting member characterized by comprising: The utility model relates to a supporting assembly component, an axial positioning component, a circumferential positioning component and a connecting component. The supporting assembly component is connected with a mechanical arm. The axial positioning component is formed in the supporting assembly component and limits the axial position of the supporting assembly component. The circumferential positioning component is formed in the supporting assembly component and is provided with an assembly space. The connecting component is formed in the supporting assembly component and is provided with a connecting space.

2. The connecting member for a dental chair robot arm according to claim 1, wherein The supporting assembly component comprises: An assembly cylinder which is cylindrical in shape and is connected with the mechanical arm.

3. The connecting member for a dental chair mechanical arm according to claim 2, wherein The axial positioning component comprises: An axial limiting groove which is formed in the assembly cylinder, is recessed towards the inside of the assembly cylinder, is circular in cross section and limits the assembly cylinder. A sealing groove which is formed in the assembly cylinder and is provided with a containing space. A boss which is formed in the assembly cylinder, is protruded towards the outside of the assembly cylinder and is trapezoidal in cross section.

4. The connecting member for a dental chair mechanical arm according to claim 2, wherein The circumferential positioning component comprises: A connecting through hole which is formed in one end of the assembly cylinder, penetrates the assembly cylinder in the radial direction and provides the connecting space for the assembly cylinder. A positioning through hole which is formed in the assembly cylinder and penetrates the assembly cylinder.

5. The connecting member for a dental chair mechanical arm according to claim 2, wherein The connecting component comprises: An inclined hole which is obliquely formed in the assembly cylinder, penetrates one end of the assembly cylinder and is connected with the connecting hole. A connecting hole which is formed in the assembly cylinder, penetrates one end of the assembly cylinder, is connected with the inclined hole and is provided with a containing space.

6. The connecting member for a dental chair mechanical arm according to claim 4, wherein The axis of the connecting through hole and the positioning through hole are arranged in parallel.

7. The connecting member for a dental chair mechanical arm according to claim 3, wherein A group of threaded holes are arranged in the axial limiting groove.

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