Positioning device of pump body

Abstract

The utility model relates to a pump body positioning device which comprises a supporting platform and a positioning mechanism, the positioning mechanism is used for limiting the position of a workpiece and comprises a first positioning assembly, a second positioning assembly and a third positioning assembly, the first positioning assembly is provided with a protrusion and a notch, and the protrusion and the notch are used for being matched with part of the structure of the workpiece. The second positioning assembly is used for fitting the appearance of the workpiece, and the third positioning assembly is used for pressing the workpiece. The pump body positioning device has the advantages that the pump body is accurately positioned according to the structural characteristics of the pump body, so that the machining precision of the pump body is higher, and the production efficiency is improved.

Description

Technical Field

[0001] This application relates to the technical field of water pump processing, and particularly relates to a positioning device for a pump body. Background Art

[0002] During the processing of the pump body, it is necessary to accurately position the pump body. However, when the shape of the pump body is relatively complex, the position of the pump body is prone to deviation, resulting in low machining accuracy of the pump body and thus low production efficiency. Summary of the Utility Model

[0003] Aiming at the deficiencies existing in the prior art, one of the purposes of this application is to provide a positioning device for a pump body, which has the advantages of accurately positioning the pump body according to the structural characteristics of the pump body, making the machining accuracy of the pump body higher, and thus improving the production efficiency.

[0004] The above object of this application is achieved through the following technical solutions:

[0005] A positioning device for a pump body includes a support platform and a positioning mechanism. The positioning mechanism is used to limit the position of the workpiece. The positioning mechanism includes a first positioning component, a second positioning component, and a third positioning component. The first positioning component is provided with a protrusion and a notch, and the protrusion and the notch are used to cooperate with part of the structure of the workpiece. The second positioning component is used to fit the outer shape of the workpiece. The third positioning component is used to press the workpiece.

[0006] By adopting the above technical solutions, the protrusion and the notch on the first positioning component cooperate with part of the structure of the workpiece, and the second positioning component fits the outer shape of the workpiece, so that the first positioning component and the second positioning component limit the direction of the workpiece. The third positioning component presses the workpiece, making the workpiece not easy to shake during the processing, so that the position of the workpiece is more accurate, the machining accuracy is higher, and the production efficiency is improved.

[0007] In a preferred example of this application, it can be further configured as: further including a support part, and the support part cooperates with the first positioning component to support the workpiece.

[0008] By adopting the above technical solutions, the support part and the first positioning component cooperate to support the workpiece, making the workpiece more stable.

[0009] In a preferred example of this application, it can be further configured as: the first positioning component includes a first contact part and a second contact part. The protrusion and the notch are provided on the first contact part. The first contact part and the second contact part cooperate to support the workpiece. The second contact part is provided with a support surface, and the support surface is used to contact the workpiece.

[0010] By adopting the above technical solutions, the first contact part and the second contact part cooperate to support the workpiece, and the support surface on the second contact part contacts the workpiece, so that the second contact part provides support for the workpiece.

[0011] In a preferred example, the present application can be further configured such that the supporting surface is a conical surface, and the angle between the conical surface and the horizontal plane is not greater than 75 degrees.

[0012] By adopting the above technical solution, the conical surface fits better to the shape of the workpiece, and the conical surface below 75 degrees has a better supporting effect on the workpiece.

[0013] In a preferred example, the present application can be further configured such that the positioning component one includes a connecting member, the connecting member is connected to the first contact member, and an elastic member is provided between the connecting member and the second contact member, and the elastic member is used to apply pressure to the second contact member.

[0014] By adopting the above technical solution, the elastic member applies pressure to adjust the second contact member, so that the fitting effect between the supporting surface on the second contact member and the workpiece is better.

[0015] In a preferred example, the present application can be further configured such that the first contact member is provided with a limiting surface, and the limiting surface is used to limit the position of the second contact member on the first contact member.

[0016] By adopting the above technical solution, the limiting surface limits the position of the second contact member on the first contact member, preventing the second contact member from falling off the first contact member under the action of the elastic member.

[0017] In a preferred example, the present application can be further configured such that an adjusting member is provided on the supporting platform, and the adjusting member is also used to adjust the position of the elastic member.

[0018] By adopting the above technical solution, the adjusting member adjusts the position of the elastic member, enabling the position of the first contact member to be finely adjusted.

[0019] In a preferred example, the present application can be further configured such that the positioning component two is provided with a contact plane, the contact plane is used to fit with a part of the outer shape of the workpiece, and the positioning component three includes a pressing member, and the pressing member is used to apply pressure to the workpiece.

[0020] By adopting the above technical solution, the contact plane fitting with a part of the outer shape of the workpiece defines the position of the workpiece, and the pressing member applying pressure to the workpiece realizes the pressing function of the positioning component three.

[0021] In a preferred example, the present application can be further configured such that the supporting part includes a first supporting member and a second supporting member. The first supporting member is used to support the planar part of the workpiece. The first supporting member includes a fixed supporting member and a movable supporting member. The fixed supporting member is installed on the supporting platform, and the movable supporting member is slidably connected to the supporting platform. The movable supporting member can slide freely on the supporting platform. The second supporting member is used to support the arc-shaped part of the workpiece.

[0022] By adopting the above technical solution, the fixed support member is installed on the support platform, and the movable support member can slide freely on the support platform, so that the movable support member can adjust the support points according to the center of gravity distribution of the workpiece, thereby making the support effect of the support member on the flat part of the workpiece better.

[0023] In a preferred example of the present application, it can be further configured that: the support member two is provided with a contact friction surface, and the contact friction surface is used to increase the friction force between the support member two and the arc surface of the workpiece.

[0024] By adopting the above technical solution, the contact friction surface increases the friction force between the support member two and the arc surface of the workpiece, making the support effect of the support member two on the workpiece better. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 is a schematic structural diagram of an embodiment of the present application.

[0026] Figure 2 is a schematic structural diagram of the positioning mechanism and the support part of the present application.

[0027] Figure 3 is a schematic structural diagram of the positioning component one of the present application.

[0028] Reference numerals: 1, support platform; 11, adjusting member; 2, positioning mechanism; 3, support part; 4, workpiece; 5, positioning component one; 51, first contact member; 52, second contact member; 53, protrusion; 54, notch; 55, support surface; 56, connecting member; 57, elastic member; 58, limiting surface; 6, positioning component two; 61, contact plane; 7, positioning component three; 71, pressing member; 8, support member one; 81, fixed support member; 82, movable support member; 9, support member two; 91, contact friction surface. DETAILED DESCRIPTION OF THE EMBODIMENTS

[0029] The present application will be further described in detail below with reference to the accompanying drawings.

[0030] Referring to Figures 1 to 3 , a positioning device for a pump body disclosed in the present application includes a support platform 1, a positioning mechanism 2 and a support part 3. In this embodiment, the number of the positioning mechanism 2 and the support part 3 is set to two groups. The positioning mechanism 2 is used to limit the position of the workpiece 4. The positioning mechanism 2 includes a positioning component one 5, a positioning component two 6 and a positioning component three 7. The positioning component one 5 is provided with a protrusion 53 and a notch 54. The protrusion 53 and the notch 54 are used to cooperate with part of the structure of the workpiece 4. In this embodiment, the number and shape of the protrusion 53 and the notch 54 are set according to the shape of the workpiece 4. The positioning component two 6 is used to fit the outer shape of the workpiece 4, and the positioning component three 7 is used to press the workpiece 4. The support part 3 and the positioning component one 5 cooperate to support the workpiece 4.

[0031] The positioning component 5 includes a first contact member 51, a second contact member 52 and a connecting member 56. The connecting member 56 is connected to the first contact member 51. A protrusion 53 and a notch 54 are provided on the first contact member 51. The first contact member 51 and the second contact member 52 cooperate to support the workpiece 4.

[0032] The first contact member 51 is provided with a limiting surface 58, and the limiting surface 58 is used to limit the position of the second contact member 52 on the first contact member 51.

[0033] The second contact member 52 is provided with a supporting surface 55, and the supporting surface 55 is used to contact the workpiece 4. The supporting surface 55 is a conical surface, and the angle between the conical surface and the horizontal plane is not greater than 75 degrees. In this embodiment, the angle between the conical surface and the horizontal plane can be 70°, 72° or 75°.

[0034] The adjusting member 11 is provided on the supporting platform 1, and the adjusting member 11 is also used to adjust the position of the elastic member 57. In this embodiment, the adjusting member 11 is a hexagon bolt installed on the supporting platform 1, and the elastic member 57 abuts against the head of the hexagon bolt.

[0035] An elastic member 57 is provided between the connecting member 56 and the second contact member 52, and the elastic member 57 is used to apply pressure to the second contact member 52. In this embodiment, the elastic member 57 can be a spring.

[0036] The positioning component 6 is provided with a contact plane 61, and the contact plane 61 is used to fit with a part of the outer shape of the workpiece 4. The positioning component 7 includes a pressing member 71, and the pressing member 71 is used to apply pressure to the workpiece 4. In this embodiment, the number of the pressing members 71 is two groups, and the pressing member 71 can be a hydraulic support cylinder.

[0037] The supporting part 3 includes a first supporting member 8 and a second supporting member 9. The first supporting member 8 is used to support the flat part of the workpiece 4. The first supporting member 8 includes a fixed supporting member 81 and a movable supporting member 82. The fixed supporting member 81 is installed on the supporting platform 1, and the movable supporting member 82 is slidably connected to the supporting platform 1. The movable supporting member 82 can slide freely on the supporting platform 1. The second supporting member 9 is used to support the arc part of the workpiece 4. The second supporting member 9 is provided with a contact friction surface 91, and the contact friction surface 91 is used to increase the friction between the second supporting member 9 and the arc surface of the workpiece 4. In this embodiment, the contact friction surface 91 can be made of rubber material.

[0038] During installation, the positioning component 5, the positioning component 6 and the positioning component 7 are installed on the supporting platform 1. The positioning groove 57 cooperates with the adjusting member 11, so that the relative position between the positioning component 5 and the supporting platform 1 is limited. The positioning component 6 and the positioning component 7 are installed on the supporting platform 1 through bolts. Then, the fixed supporting member 81 and the second supporting member 9 are installed into the holes of the supporting platform 1 and the movable supporting member 82 is placed on the supporting platform 1.

[0039] During use, place the workpiece 4 on the support portion 3 and the first positioning component 5. The protrusions 53 and notches 54 on the first positioning component 5 match a part of the shape of the workpiece 4, so that the position of the workpiece 4 is limited. Adjust the position of the movable support 82 to make the workpiece 4 more stable. Make the workpiece 4 contact the second positioning component 6 and the third positioning component 7, so that the positioning of the workpiece 4 is more accurate, thereby making the processing accuracy of the pump body higher and improving the production efficiency.

[0040] The implementation principle of this embodiment is as follows: The protrusions 53 and notches 54 on the first positioning component 5 cooperate with a part of the structure of the workpiece 4. The second positioning component 6 fits the outer shape of the workpiece 4. The first positioning component 5 and the second positioning component 6 cooperate to limit the direction of the workpiece 4. The second positioning component 6 limits the position of the workpiece 4. The third positioning component 7 presses the workpiece 4, so that the workpiece 4 is not easy to shake during processing. The first positioning component 5, the second positioning component 6 and the third positioning component 7 cooperate, so that the positioning mechanism 2 positions the workpiece 4 according to the structural characteristics of the workpiece 4, so that the position of the workpiece 4 is more accurate, the processing accuracy is higher, and the production efficiency is improved. The first positioning component 5 and the support portion 3 cooperate to support the workpiece 4, making the workpiece 4 more stable.

[0041] The embodiments of this specific implementation manner are all preferred embodiments of this application, and do not limit the protection scope of this application accordingly. Therefore, all equivalent changes made according to the structure, shape, and principle of this application should be covered within the protection scope of this application.

Claims

1. A pump body positioning device, characterized in that: The invention comprises a support platform (1) and a positioning mechanism (2), wherein the positioning mechanism (2) is used to define the position of a workpiece (4), the positioning mechanism (2) comprises a first positioning component (5), a second positioning component (6) and a third positioning component (7), the first positioning component (5) is provided with a protrusion (53) and a notch (54), the protrusion (53) and the notch (54) are used to match a part of the structure of the workpiece (4), the second positioning component (6) is used to fit the shape of the workpiece (4), and the third positioning component (7) is used to press the workpiece (4).

2. A pump body positioning device according to claim 1, characterized in that: It also includes a supporting portion (3), and the supporting portion (3) and a positioning component (5) cooperate to support a workpiece (4).

3. A pump body positioning device according to claim 2, characterized in that: The positioning assembly (5) comprises a first contact member (51) and a second contact member (52); a protrusion (53) and a notch (54) are arranged on the first contact member (51); the first contact member (51) and the second contact member (52) cooperate to support a workpiece (4); a supporting surface (55) is arranged on the second contact member (52); and the supporting surface (55) is used to contact the workpiece (4).

4. A pump body positioning device according to claim 3, characterized in that: The supporting surface (55) is set as a conical surface, and the angle between the conical surface and the horizontal plane is not greater than 75 degrees.

5. A pump body positioning device according to claim 3, characterized in that: The positioning assembly (5) comprises a connecting member (56), the connecting member (56) is connected to the first contact member (51), an elastic member (57) is provided between the connecting member (56) and the second contact member (52), and the elastic member (57) is used to apply pressure to the second contact member (52).

6. A pump body positioning device according to claim 5, characterized in that: The first contact piece (51) is provided with a limiting surface (58), and the limiting surface (58) is used to limit the position of the second contact piece (52) on the first contact piece (51).

7. A pump body positioning device according to claim 6, characterized in that: An adjusting member (11) is provided on the supporting platform (1), and the adjusting member (11) is also used to adjust the position of the elastic member (57).

8. A pump body positioning device according to claim 1, characterized in that: The second positioning component (6) is provided with a contact plane (61), which is used to fit a part of the outer shape of the workpiece (4). The third positioning component (7) includes a pressing member (71), which is used to apply pressure to the workpiece (4).

9. A pump body positioning device according to claim 2, characterized in that: The support part (3) comprises a support member 1 (8) and a support member 2 (9), wherein the support member 1 (8) is used to support the plane part of the workpiece (4), the support member 1 (8) comprises a fixed support member (81) and a movable support member (82), the fixed support member (81) is mounted on the support platform (1), the movable support member (82) is slidably connected to the support platform (1), and the movable support member (82) can slide freely on the support platform (1), and the support member 2 (9) is used to support the arc surface part of the workpiece (4).

10. A pump body positioning device according to claim 9, characterized in that: The second support member (9) is provided with a contact friction surface (91), and the contact friction surface (91) is used to increase the friction force between the second support member (9) and the arc surface of the workpiece (4).

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