CN209737056U - Positioning tool for processing connecting disc - Google Patents
Positioning tool for processing connecting disc Download PDFInfo
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- CN209737056U CN209737056U CN201920656715.0U CN201920656715U CN209737056U CN 209737056 U CN209737056 U CN 209737056U CN 201920656715 U CN201920656715 U CN 201920656715U CN 209737056 U CN209737056 U CN 209737056U
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- positioning
- connecting disc
- connection pad
- cylindrical body
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Abstract
A positioning tool for processing a connecting disc relates to the technical field of connecting disc processing and manufacturing. The utility model provides a current connection pad when manufacturing, the existence is difficult to guarantee connection pad size and geometric tolerances requirement, leads to the planar depth of parallelism error to be greater than 0.02mm about the connection pad, the lower problem of machining precision. The utility model discloses a location body is including the first cylinder body and the second cylinder body of coaxial setting, first cylinder body and second cylinder body formula structure as an organic whole, the upper end plane of first cylinder body is seted up a plurality of screw holes that are used for with connecting screw matched with the mode of annular array along the longitudinal axis of the location body, the screw hole of first cylinder body is equal and the one-to-one setting with the quantity of the first through-hole of connection pad, the upper end plane central point of the location body puts and sets up the second through-hole along the longitudinal axis of the location body, the second through-hole of the location body and the boss excircle clearance fit of connection pad. The utility model is used for improve the machining precision of connection pad.
Description
Technical Field
The utility model relates to a connection pad manufacturing technology field, concretely relates to processing positioning tool for connection pad.
Background
The connecting disc is a positioning tool for mounting the dynamic balancing part on the dynamic balancing machine when the dynamic balancing part performs dynamic balancing, the requirements on the size and the form and position tolerance of the connecting disc are high, and the parallelism error of the upper plane and the lower plane of the connecting disc is required to be not more than 0.02 mm.
E.g., a land, see fig. 5 and 6. The upper end plane 3-1 of the connecting disc 3 is provided with a plurality of first through holes 3-3 along the longitudinal axis N-N thereof in an annular array, the number of the first through holes 3-3 is usually 4, and the inner diameter of each first through hole 3-3 is phi 16. The lower end plane 3-2 of the connecting disc 3 extends outwards along the longitudinal axis N-N thereof with a hollow cylindrical boss 3-4, and the excircle diameter of the boss 3-4 is 50 mm.
However, when the existing connecting disc is processed and manufactured, the requirements of the size and the form and position tolerance of the connecting disc are difficult to guarantee, so that the parallelism error of the upper plane and the lower plane of the connecting disc is larger than 0.02mm, and the processing precision is low.
SUMMERY OF THE UTILITY MODEL
The utility model discloses a solve current connection pad when manufacturing, the existence is difficult to guarantee connection pad size and geometric tolerances requirement, leads to the planar depth of parallelism error about the connection pad to be greater than 0.02mm, the lower problem of machining precision, and then provides a positioning tool for processing connection pad.
The technical scheme of the utility model is that:
A positioning tool for processing a connecting disc comprises a positioning body 1 and a plurality of connecting screws 2, wherein the positioning body 1 comprises a first cylindrical body 1-1 and a second cylindrical body 1-2 which are coaxially arranged, the first cylindrical body 1-1 and the second cylindrical body 1-2 are of an integrated structure, the upper end plane of the first cylindrical body 1-1 is provided with a plurality of threaded holes 1-1-1 matched with the connecting screws 2 in an annular array mode along the longitudinal axis M-M of the positioning body 1, the threaded holes 1-1-1 of the first cylindrical body 1-1 and the first through holes 3-3 of the connecting disc 3 are equal in number and are arranged in a one-to-one correspondence mode, the center position of the upper end plane of the positioning body 1 is provided with second through holes 1-1-2 along the longitudinal axis M-M of the positioning body 1, the second through hole 1-1-2 of the positioning body 1 is in clearance fit with the excircle of the boss 3-4 of the connecting disc 3.
Further, the error of parallelism of the upper plane and the lower plane of the positioning body 1 is not more than 0.01 mm.
Further, the inner hole diameter of the second through hole 1-1-2 of the positioning body 1 is 50 mm.
Further, the diameter of the outer circle of the second cylindrical body 1-2 of the positioning body 1 is 300 mm.
Further, the diameter of the outer circle of the first cylindrical body 1-1 of the positioning body 1 is 400 mm.
Further, the number of the threaded holes 1-1-1 of the first cylindrical body 1-1 of the positioning body 1 is 4.
Furthermore, the distance between the center lines of the two threaded holes 1-1-1 oppositely arranged on the upper end plane of the first cylindrical body 1-1 of the positioning body 1 is 150 mm.
Further, the diameter of each threaded hole 1-1-1 of the first cylindrical body 1-1 of the positioning body 1 is 16 mm.
Compared with the prior art, the utility model has the following effect:
1. utilize a processing positioning tool for connection pad during processing connection pad, install the lathe workstation earlier with the location body location on, the excircle and the upper end plane alignment of the first cylinder body of the location body are within 0.01mm, then in locating the second through-hole of the location body with the excircle location of the accurate boss of connection pad processing, the lower extreme plane location of connection pad is on the upper end plane of location, utilize connecting screw to fix the connection pad on the location body, turning connection pad upper end plane and excircle, the plane depth of parallelism reaches within 0.02mm about utilizing the connection pad of this mode processing, can satisfy the design accuracy requirement.
Drawings
FIG. 1 is a front view of the positioning body of the present invention;
FIG. 2 is a top view of FIG. 1;
FIG. 3 is a top view of the positioning tool for processing connecting disc and the integral structure of the connecting disc of the present invention;
FIG. 4 is a cross-sectional view of FIG. 3 at B-B;
FIG. 5 is a top view of a prior art interface disc;
fig. 6 is a cross-sectional view at a-a of fig. 5.
Detailed Description
The first embodiment is as follows: the embodiment is described by combining fig. 1 to fig. 6, the positioning tool for processing the connecting disc of the embodiment comprises a positioning body 1 and a plurality of connecting screws 2, the positioning body 1 comprises a first cylindrical body 1-1 and a second cylindrical body 1-2 which are coaxially arranged, the first cylindrical body 1-1 and the second cylindrical body 1-2 are of an integral structure, the upper end plane of the first cylindrical body 1-1 is provided with a plurality of threaded holes 1-1-1 which are matched with the connecting screws 2 in an annular array mode along the longitudinal axis M-M of the positioning body 1, the number of the threaded holes 1-1-1 of the first cylindrical body 1-1 is equal to the number of the first through holes 3-3 of the connecting disc 3 and are arranged in a one-to-one correspondence mode, the central position of the upper end plane of the positioning body 1 is provided with the second through holes 1-1-2 along the longitudinal axis M-M of the positioning body 1, the second through hole 1-1-2 of the positioning body 1 is in clearance fit with the excircle of the boss 3-4 of the connecting disc 3.
the second embodiment is as follows: referring to FIG. 1, the embodiment will be described, in which the error in parallelism between the upper and lower planes of the positioning body 1 is not more than 0.01 mm. Other components and connections are the same as in the first embodiment.
The third concrete implementation mode: referring to fig. 1 and 2, the inner hole diameter of the second through hole 1-1-2 of the positioning body 1 of the present embodiment is 50 mm. By the arrangement, the outer circle of the boss 3-4 of the connecting disc 3 is positioned and installed in the second through hole 1-1-2 of the positioning body 1, and the radial positioning precision is ensured. Other compositions and connections are the same as in the first or second embodiments.
The fourth concrete implementation mode: referring to FIG. 1, the outer diameter of the second cylindrical body 1-2 of the positioning body 1 of the present embodiment is 300 mm. Thus, the machine tool chuck clamps the excircle of the second cylindrical body 1-2 of the positioning body 1, and the positioning body 1 is arranged on the machine tool workbench. Other compositions and connection relationships are the same as in the first, second or third embodiment.
The fifth concrete implementation mode: referring to FIG. 1, the first cylindrical body 1-1 of the positioning body 1 of the present embodiment has an outer diameter of 400 mm. Other compositions and connection relationships are the same as those in the first, second, third or fourth embodiment.
The sixth specific implementation mode: referring to fig. 2, the number of the threaded holes 1-1-1 of the first cylindrical body 1-1 of the positioning body 1 of the present embodiment is 4. Other compositions and connection relationships are the same as in the first, second, third, fourth or fifth embodiment.
The seventh embodiment: referring to fig. 1 and 2, the positioning body 1 of the present embodiment is described, and the distance between the center lines of two threaded holes 1-1-1 oppositely arranged on the upper end plane of the first cylindrical body 1-1 is 150 mm. Other compositions and connection relationships are the same as in the first, second, third, fourth, fifth or sixth embodiment.
The specific implementation mode is eight: referring to the present embodiment described with reference to fig. 1 and 2, the diameter of each threaded hole 1-1-1 of the first cylindrical body 1-1 of the positioning body 1 of the present embodiment is 16 mm. With the arrangement, during processing, the connecting disc 3 is positioned and installed on the upper end plane of the positioning body 1, the 4-M16 threaded hole is matched with the connecting screw 2, and the connecting screw 2 penetrates through the first through hole 3-3 in the connecting disc 3 to fix the connecting disc 3 on the positioning body 1. Other compositions and connection relationships are the same as those of embodiment one, two, three, four, five, six or seven.
Principle of operation
The working principle of the present invention is explained with reference to fig. 1 to 6: aiming at the structural characteristics and the turning condition of the connecting disc, the positioning tool for processing the connecting disc is developed, when the connecting disc is processed, firstly, a positioning body 1 is positioned and installed on a machine tool workbench, a machine tool chuck clamps the excircle of a second cylindrical body 1-2 of the positioning body 1, the excircle and the upper end plane of a first cylindrical body 1-1 of the positioning body 1 are aligned within 0.01mm, then, the excircle of the boss 3-4 which is accurately machined is positioned in a second through hole 1-1-2 of the positioning body 1, the lower end plane of the connecting disc 3 is positioned on the positioned upper end plane, the connecting disc 3 is fixed on the positioning body 1 by using a connecting screw 2, the upper end plane and the excircle of the connecting disc 3 are turned, and the parallelism of the upper plane and the lower plane of the connecting disc 3 machined by the method reaches within 0.02mm, so that the design precision requirement can be met.
Claims (8)
1. The utility model provides a processing positioning tool for connection pad which characterized in that: the positioning device comprises a positioning body (1) and a plurality of connecting screws (2), wherein the positioning body (1) comprises a first cylindrical body (1-1) and a second cylindrical body (1-2) which are coaxially arranged, the first cylindrical body (1-1) and the second cylindrical body (1-2) are of an integrated structure, the upper end plane of the first cylindrical body (1-1) is provided with a plurality of threaded holes (1-1-1) matched with the connecting screws (2) in an annular array mode along the longitudinal axis (M-M) of the positioning body (1), the number of the threaded holes (1-1-1) of the first cylindrical body (1-1) is equal to that of the first through holes (3-3) of the connecting disc (3), the threaded holes are arranged in a one-to-one correspondence mode, the central position of the upper end plane of the positioning body (1) is provided with the second through holes (1-1-2) along the longitudinal axis (M-M) of the positioning body (1), the second through hole (1-1-2) of the positioning body (1) is in clearance fit with the excircle of the boss (3-4) of the connecting disc (3).
2. The positioning tool for machining a connecting disc of claim 1, wherein: the error of the parallelism of the upper plane and the lower plane of the positioning body (1) is not more than 0.01 mm.
3. the positioning tool for machining a connecting disc of claim 1, wherein: the diameter of an inner hole of the second through hole (1-1-2) of the positioning body (1) is 50 mm.
4. The positioning tool for machining a connecting disc of claim 1, wherein: the diameter of the excircle of the second cylindrical body (1-2) of the positioning body (1) is 300 mm.
5. The positioning tool for machining connecting disc of claim 4, wherein: the diameter of the excircle of the first cylindrical body (1-1) of the positioning body (1) is 400 mm.
6. the positioning tool for machining a connecting disc of claim 5, wherein: the number of the threaded holes (1-1-1) of the first cylindrical body (1-1) of the positioning body (1) is 4.
7. The positioning tool for machining connecting disc of claim 6, wherein: the distance between the central lines of two threaded holes (1-1-1) oppositely arranged on the upper end plane of a first cylindrical body (1-1) of the positioning body (1) is 150 mm.
8. the positioning tool for machining a connecting disc of claim 7, wherein: the diameter of each threaded hole (1-1-1) of the first cylindrical body (1-1) of the positioning body (1) is 16 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920656715.0U CN209737056U (en) | 2019-05-08 | 2019-05-08 | Positioning tool for processing connecting disc |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920656715.0U CN209737056U (en) | 2019-05-08 | 2019-05-08 | Positioning tool for processing connecting disc |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209737056U true CN209737056U (en) | 2019-12-06 |
Family
ID=68722685
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920656715.0U Active CN209737056U (en) | 2019-05-08 | 2019-05-08 | Positioning tool for processing connecting disc |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209737056U (en) |
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2019
- 2019-05-08 CN CN201920656715.0U patent/CN209737056U/en active Active
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