Positioning device

Abstract

The utility model relates to a positioning device which is used for centering and positioning two pieces to be positioned and comprises a main body unit, the main body unit comprises a first main body and a second main body which are movably connected, the first main body is provided with a first groove, the second main body is provided with a second groove, and the first groove and the second groove are oppositely arranged; an adjustable accommodating space can be formed between the first groove and the second groove, and two pieces to be positioned can be limited in the accommodating space; the connecting unit comprises a connecting piece, the connecting piece extends in the first direction, one end of the connecting piece is fixedly connected with the first main body, the other end of the connecting piece is elastically connected with the second main body, and the first main body is driven by the connecting piece to move in the first direction so as to be close to or away from the second main body. The centering and positioning device can be used for quickly centering, calibrating and positioning two pieces to be positioned, is convenient to disassemble and assemble, is simple to operate, and can effectively improve the working efficiency of centering and positioning.

Description

TECHNICAL FIELD

[0001] The utility model relates to positioning device technical field especially is a positioning device. BACKGROUND

[0002] In the field of mechanical processing and manufacturing, sometimes the centering operation is needed, the purpose is to make the center of instrument, equipment or workpiece and target point on the same plumb line, to ensure the accuracy and precision of measurement. In the mechanical design and processing, the centering is also an important means to keep the position relationship between workpieces accurate. Through reasonable centering, the workpiece can keep the correct position and posture during processing or assembly, so as to improve the processing precision and assembly quality, and ensure the accuracy of operation. The existing device for centering has a complex structure, including but not limited to right angle ruler seat, right angle ruler plate, slide ruler base, horizontal slide ruler seat, inductive digital display, horizontal slide ruler and vertical slide ruler.

[0003] However, the existing technology has the disadvantages of large structure and complex structure, and the operation is relatively cumbersome during positioning, which leads to low efficiency of centering. CONTENT OF THE UTILITY MODEL

[0004] Therefore, the utility model solves the technical problems in the prior art, provides a positioning device, which can quickly center and calibrate two pieces to be positioned, is convenient to disassemble and assemble, is simple to operate, and can effectively improve the positioning efficiency.

[0005] To solve the above technical problems, the utility model provides a positioning device for centering and positioning two pieces to be positioned, comprising,

[0006] A main unit comprising a first main body and a second main body connected movably, wherein the first main body is provided with a first groove, the second main body is provided with a second groove, the first groove and the second groove are arranged oppositely, and a space-adjustable accommodation space can be formed between the first groove and the second groove, and two pieces to be positioned can be limited in the accommodation space;

[0007] A connecting unit comprising a connecting piece, the connecting piece is arranged in extension along a first direction, one end of the connecting piece is fixedly connected with the first main body, the other end of the connecting piece is elastically connected with the second main body, and the first main body moves along the first direction under the driving of the connecting piece to approach or move away from the second main body.

[0008] In an embodiment of the utility model, the connecting piece comprises a body and an end cap, the end cap is arranged on the body away from the first main body, and the diameter of the end cap is greater than that of the body.

[0009] In one embodiment of the present application, the connecting unit further comprises an elastic member, the elastic member is sleeved on the connecting member, and the elastic member is located between the end cap and the second body.

[0010] In one embodiment of the present application, the elastic member comprises a spring.

[0011] In one embodiment of the present application, the first groove is arranged along a second direction, the second groove is arranged along the second direction, and the second direction is perpendicular to the first direction.

[0012] In one embodiment of the present application, the first groove is attached to part of the surface of the to-be-positioned member, and the second groove is attached to part of the surface of the to-be-positioned member.

[0013] In one embodiment of the present application, the body unit further comprises a guide column, the guide column is installed on the second body and arranged along the first direction, a guide hole is formed on the first body, and the guide column is arranged in the guide hole.

[0014] In one embodiment of the present application, the first body and the second body are made of alloy material.

[0015] In one embodiment of the present application, the second body is provided with a holding structure, the holding structure comprises a first holding block and a second holding block, the first holding block and the second holding block are installed on the side of the second body away from the first body.

[0016] In one embodiment of the present application, the end of the first holding block has a first arc-shaped bending part, the end of the second holding block has a second arc-shaped bending part, and the first holding block and the second holding block are symmetrically arranged on both sides of the connecting member.

[0017] Compared with the prior art, the above technical solution of the present application has the following advantages:

[0018] The utility model discloses a positioning device, is equipped with main unit and connecting unit, and the main unit includes the first main body and second main body of swing joint, is equipped with the first recess on the first main body, is equipped with the second recess on the second main body, and the first recess and the second recess form the accommodation space of adjustable space size each other, and the positioning piece can be positioned in the accommodation space, and the connecting unit includes the connecting piece, and one end of connecting piece is fixedly connected with the first main body, and the other end of connecting piece is elastically connected with the second main body. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to make the content of the utility model more easily be clearly understood, the following according to the specific embodiment of the utility model and combining with the drawings, the utility model is further detailed, wherein.

[0020] Fig. 1 It is the whole structure first visual angle schematic drawing of preferred embodiment of the utility model.

[0021] Fig. 2 It is the whole structure second visual angle schematic drawing of preferred embodiment of the utility model.

[0022] Fig. 3 It is the structure schematic diagram of second main body of preferred embodiment of the utility model.

[0023] Fig. 4 It is the structure schematic diagram of first main body of preferred embodiment of the utility model.

[0024] Description of the Drawings: 11, first main body;110, first recess;12, second main body;13, guide column;120, second recess;121, first holding block;122, second holding block;21, connecting piece;210, body;211, end cap;22, elastic piece. PREFERRED EMBODIMENT

[0025] The utility model will be further explained in conjunction with the drawings and specific embodiment, so that the person skilled in the art can better understand the utility model and can be implemented, but the embodiment is not as the limitation of the utility model.

[0026] Reference Figs. 1 to 4 The utility model discloses a positioning device for the centring positioning of two positioning pieces.

[0027] Specifically, the positioning device comprises a main body unit, the main body unit comprises a first main body 11 and a second main body 12 which are movably connected, wherein the first main body 11 is provided with a first groove 110, the second main body 12 is provided with a second groove 120, and the first groove 110 and the second groove 120 are oppositely arranged. Thus, a space-adjustable receiving space can be formed between the first groove 110 and the second groove 120, and two positioning objects can be limited in the receiving space. Moreover, when the distance between the first main body 11 and the second main body 12 changes, the size of the receiving space can also be adjusted.

[0028] Further, the positioning device further comprises a connecting unit, the connecting unit comprises a connecting piece 21, the connecting piece 21 is arranged along a first direction, one end of the connecting piece 21 is fixedly connected with the first main body 11, and the other end of the connecting piece 21 is elastically connected with the second main body 12. The first main body 11 is driven by the connecting piece 21 to move along the first direction to approach or move away from the second main body 12.

[0029] It should be noted that the two positioning objects are respectively placed and limited on both sides of the connecting piece 21.

[0030] The working principle of the device is as follows: the connecting piece 21 is pressed along the first direction, the first main body 11 is driven by the connecting piece 21 to move away from the second main body 12, so that the device is opened, the positioning objects are placed in the receiving space, then the connecting piece 21 is released, the connecting piece 21 is reset, the first main body 11 approaches the second main body 12 to limit and clamp the two positioning objects, so that the two positioning objects are centered. After the centering and positioning are completed, the connecting piece 21 is pressed again, the first main body 11 moves away from the second main body 12, the device is opened, and the two positioning objects which have completed positioning are taken out.

[0031] Therefore, the positioning device of the utility model is provided with a main body unit and a connecting unit, the main body unit comprises a first main body and a second main body which are movably connected, the first main body is provided with a first groove, the second main body is provided with a second groove, the first groove and the second groove cooperatively form a receiving space with adjustable space size, and the positioning objects can be limited in the receiving space; the connecting unit comprises a connecting piece, one end of the connecting piece is fixedly connected with the first main body, and the other end of the connecting piece is elastically connected with the second main body. Thus, the operator can realize the centering and positioning operation of the two positioning objects by adjusting the position of the connecting piece along the first direction. Compared with the complex tool in the prior art, the utility model can quickly center and calibrate and position the two positioning objects, is convenient to disassemble and assemble, the operation is simple, and the working efficiency of centering and positioning can be effectively improved.

[0032] Further, the connecting piece 21 comprises a body 210 and an end cap 211, the end cap 211 is arranged on the body 210 away from the first body 11, the diameter of the end cap 211 is larger than the diameter of the body 210.

[0033] Further, the connecting unit further comprises an elastic piece 22, the elastic piece 22 is sleeved on the connecting piece 21, and the elastic piece 22 is located between the end cap 211 and the second body 12. In this way, the end cap 211 can limit the elastic piece 22, the operator holds the second body 12, presses the end cap 211, drives the first body 11 to move, and the elastic piece 22 is compressed; when the end cap 211 is released, the elastic piece 22 rebounds, drives the connecting piece 21 to retract, so that the connecting piece 21 drives the first body 11 to move towards the second body 12.

[0034] As a preferred embodiment, the elastic piece 22 includes but is not limited to a spring.

[0035] In detail, the first groove 110 is arranged along the second direction, and the second groove 120 is arranged along the second direction, and the second direction is perpendicular to the first direction.

[0036] It should be noted that, in order to improve the accuracy of centering positioning, the first groove 110 is in contact with part of the surface of the to-be-positioned piece; the second groove 120 is in contact with part of the surface of the to-be-positioned piece.

[0037] Preferably, when the to-be-positioned piece is a cylinder, the first groove 110 is arranged in a circular arc shape, and correspondingly, the second groove 120 is also arranged in a circular arc shape, so that the accommodation space formed when the first groove 110 and the second groove 120 are close to each other can match the shape of the to-be-positioned piece, so as to be more closely in contact with the to-be-positioned piece.

[0038] As a preferred embodiment, the body unit further comprises a guide column 13, the guide column 13 is installed on the second body 12 and arranged along the first direction, the first body 11 is provided with a guide hole, the guide column 13 is arranged in the guide hole and gap-fitted with the guide hole.

[0039] In order to improve the stability of the first body 11 when moving and ensure the balance of the force of the first body 11, the guide column 13 is provided with two, and the two guide columns 13 are symmetrically arranged on both sides of the connecting piece 21.

[0040] The first body 11 and the second body 12 are made of an alloy material.

[0041] As a preferred embodiment, in order to facilitate the operation of the operator, the second body 12 is provided with a holding structure. Specifically, the holding structure comprises a first holding block 121 and a second holding block 122, and the first holding block 121 and the second holding block 122 are installed on the side of the second body 12 away from the first body 11.

[0042] In detail, the end of the first holding block 121 has a first bending part with a circular arc shape, the end of the second holding block 122 has a second bending part with a circular arc shape, and the first holding block 121 and the second holding block 122 are symmetrically arranged on both sides of the connecting piece. The bending directions of the first bending part and the second bending part are reversely arranged.

[0043] In this way, the first holding block 121 and the second holding block 122 can be more ergonomic, and when the operator operates, the index finger and the middle finger are respectively abutted on the first holding block 121 and the second holding block 122, and the thumb is pressed on the connecting piece 21, so that the comfort of the hand of the operator during operation is improved.

[0044] Specifically, the connecting piece 21 includes but is not limited to a half tooth bolt.

[0045] In the description of the embodiments of the present application, it should be further pointed out that, unless otherwise explicitly specified and limited, if the terms "arranged", "connected" appear, they should be understood in a broad sense, for example, can be fixedly connected, can be detachably connected, or integrally connected; can be mechanically connected, can be electrically connected; can be directly connected, can be indirectly connected through an intermediate medium, and can be connected inside two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0046] In the description of the present application, it should be understood that the terms "first", "second" are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features with "first", "second" can explicitly or implicitly include one or more features. In the description of the present application, the meaning of "multiple" is two or more, unless otherwise explicitly specified and limited.

[0047] In the utility model, unless another definite provision and limitation, the term " install " " link " " connect " " fixed " and so on term should do broad sense understanding, for example, can be fixed connection, also can be detachable connection, or be integrated;Can be mechanical connection, also can be electrical connection;Can be direct connection, also can pass through intermediate medium indirectly connect;Can be two element inside's intercommunication or two element's interaction relation. For ordinary skilled person in the art, the above-mentioned term can be understood according to the specific meaning in the utility model of concrete situation.

[0048] Obviously, the above embodiments are only examples for clearly illustrating, not limiting the embodiments. For ordinary skilled person in the art, other different forms of changes or variations can be made on the basis of the above description. Here, all the embodiments need not and can not be exhausted. The obvious changes or variations derived therefrom are still within the protection scope of the utility model.

Claims

1. A positioning device, characterized in that: Used for centering and positioning two parts to be positioned, including... The main body unit includes a first main body and a second main body that are movably connected. The first main body is provided with a first groove, and the second main body is provided with a second groove. The first groove and the second groove are disposed opposite to each other, and an adjustable receiving space can be formed between the first groove and the second groove. Two members to be positioned can be confined in the receiving space. A connecting unit includes a connector extending along a first direction. One end of the connector is fixedly connected to a first body, and the other end is elastically connected to a second body. The first body moves along the first direction under the influence of the connector to move closer to or further away from the second body.

2. The positioning device according to claim 1, characterized in that: The connector includes a body and an end cap. The end cap is disposed on the body at one end away from the first body, and the diameter of the end cap is larger than the diameter of the body.

3. A positioning device according to claim 2, characterized in that: The connecting unit further includes an elastic element, which is sleeved on the connecting member and located between the end cap and the second body.

4. A positioning device according to claim 3, characterized in that: The elastic element includes a spring.

5. A positioning device according to claim 1, characterized in that: The first groove extends along the second direction, and the second groove extends along the second direction, which is perpendicular to the first direction.

6. A positioning device according to claim 1, characterized in that: The first groove fits against a portion of the surface of the part to be positioned; the second groove fits against a portion of the surface of the part to be positioned.

7. A positioning device according to claim 1, characterized in that: The main body unit also includes a guide post, which is installed on the second main body and extends along the first direction. The first main body has a guide hole, through which the guide post passes.

8. A positioning device according to claim 1, characterized in that: The first and second bodies are made of alloy material.

9. A positioning device according to any one of claims 1-8, characterized in that: The second body is provided with a gripping structure, which includes a first gripping block and a second gripping block. The first gripping block and the second gripping block are mounted on the side of the second body away from the first body.

10. A positioning device according to claim 9, characterized in that: The first gripping block has a first arc-shaped bend at its end, and the second gripping block has a second arc-shaped bend at its end. The first gripping block and the second gripping block are symmetrically arranged on both sides of the connector.

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