CN210862511U - Deviation measuring mechanism and adjustable positioning device - Google Patents
Deviation measuring mechanism and adjustable positioning device Download PDFInfo
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- CN210862511U CN210862511U CN201921736081.6U CN201921736081U CN210862511U CN 210862511 U CN210862511 U CN 210862511U CN 201921736081 U CN201921736081 U CN 201921736081U CN 210862511 U CN210862511 U CN 210862511U
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Abstract
The utility model relates to the technical field of mechanical measurement, in particular to a deviation measuring mechanism and an adjustable positioning device; the deviation measuring mechanism comprises a connecting support, a positioning support, a scale and a positioning rod; the positioning support is fixed on the connecting support; the scale is fixed on the positioning support and provided with scales; the positioning rod is in threaded connection with the connecting support at intervals, the positioning rod is arranged in parallel to the scale, and a calibration line is arranged on the positioning rod; the scale that initial position time scale alignment line instructed on the scale is first scale, and the top of locating lever touches the scale that the alignment line instructed on the scale in the locating surface of part that awaits measuring is the second scale, and the difference of first scale and second scale is the deflection of part that awaits measuring. By using the deviation measuring mechanism, the positioning rod is rotated so that the top end of the positioning rod touches the positioning surface of the part to be measured, and the deformation of the part to be measured can be obtained. The deviation measuring mechanism does not need a sliding guide rail mechanism, and has the advantages of simpler structure, low manufacturing cost and more convenient operation.
Description
Technical Field
The utility model relates to a mechanical measurement technical field especially relates to a deviation measuring mechanism and adjustable positioning device.
Background
During the production and preparation of the parts, the parts need to be measured to determine whether the machining precision is satisfactory. In the part measurement process, often can use adjustable positioner to support the part locating surface to avoid because the part warp and lead to the unable laminating of locating surface. The existing adjustable positioning device can not judge the deformation of the positioning surface of the product. If the deformation of the positioning surface of the part needs to be measured, a sliding guide rail mechanism needs to be added on the adjustable positioning device and a dial indicator needs to be matched with the sliding guide rail mechanism to use, but the structure of the mode is very complex, so that the cost of the checking fixture is high, and the operation is complex.
Therefore, a deviation measuring mechanism and an adjustable positioning device are needed to solve the above technical problems.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a deviation measuring mechanism and adjustable positioning device, it need not sliding guide mechanism, and the structure is fairly simple, and the cost of manufacture is low, and it is also more convenient to operate.
To achieve the purpose, the utility model adopts the following technical proposal:
in one aspect, a deviation measuring mechanism is provided, including:
the support is connected with the base seat,
the positioning support is fixed on the connecting support;
the scale is fixed on the positioning support and provided with scales;
the positioning rod is in threaded connection with the connecting support at intervals, the positioning rod is arranged in parallel to the scale, and a calibration line is arranged on the positioning rod;
the calibration line is in during initial position the scale that indicates on the scale is first scale, the top of locating lever is touched when the locating surface in the part that awaits measuring the calibration line is in the scale that indicates on the scale is the second scale, first scale with the difference of second scale is the deflection of the part that awaits measuring.
As a preferred scheme of the deviation measuring mechanism, a connecting block is arranged on the connecting support, an internal thread is arranged on the connecting block, and an external thread matched with the internal thread is arranged on the positioning rod.
As a preferred embodiment of the deviation measuring mechanism, the connecting block is fixed to the connecting support by screws.
As a preferred scheme of the deviation measuring mechanism, a mounting hole is formed in the connecting support, and the positioning support is inserted into the mounting hole and fixed on the connecting support through a jackscrew.
As a preferred scheme of the deviation measuring mechanism, a through hole is arranged on the positioning support, and the positioning rod penetrates through the through hole and can slide along the axis of the through hole.
As a preferred scheme of the deviation measuring mechanism, a notch is arranged on the positioning support, and the scale is arranged in the notch.
As a preferred scheme of the deviation measuring mechanism, the deviation measuring mechanism further comprises a handle, and the handle is installed at one end, far away from the positioning support, of the positioning rod.
As a preferable embodiment of the deviation measuring mechanism, the top end of the positioning rod is hemispherical.
In another aspect, an adjustable positioning device is provided that includes a deviation measuring mechanism as described above.
The utility model has the advantages that: the scale that initial position time scale alignment line instructed on the scale is first scale, and the top of locating lever touches the scale that the alignment line instructed on the scale in the locating surface of part that awaits measuring is the second scale, and the difference of first scale and second scale is the deflection of part that awaits measuring. By using the deviation measuring mechanism, the positioning rod is rotated so that the top end of the positioning rod touches the positioning surface of the part to be measured, and the deformation of the part to be measured can be obtained. The deviation measuring mechanism does not need a sliding guide rail mechanism, and has the advantages of simpler structure, low manufacturing cost and more convenient operation.
Drawings
Fig. 1 is a schematic structural diagram of a deviation measuring mechanism provided by the present invention;
fig. 2 is an exploded schematic view of the deviation measuring mechanism provided by the present invention.
In the figure: 1. connecting a support; 11. mounting holes; 2. positioning a support; 21. a through hole; 22. a notch; 3. a scale; 4. positioning a rod; 41. calibrating a line; 5. connecting blocks; 6. a handle.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all, embodiments of the present invention. The components of embodiments of the present invention, as generally described and illustrated in the figures herein, may be arranged and designed in a wide variety of different configurations.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it should be noted that the terms "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc. indicate the position or positional relationship based on the position or positional relationship shown in the drawings, or the position or positional relationship which is usually placed when the product of the present invention is used, and are only for convenience of description of the present invention and simplification of description, but do not indicate or imply that the device or element referred to must have a specific position, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used solely to distinguish one from another and are not to be construed as indicating or implying relative importance. In the description of the present invention, "a plurality" means two or more unless otherwise specified.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; either mechanically or electrically. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings, wherein like reference numerals refer to the same or similar elements or elements having the same or similar function throughout. The embodiments described below with reference to the drawings are exemplary only for the purpose of explaining the present invention, and should not be construed as limiting the present invention.
As shown in fig. 1 and 2, the present embodiment discloses a deviation measuring mechanism including a connection holder 1, a positioning holder 2, a scale 3, a positioning rod 4, and a handle 6.
The positioning support 2 is fixed on the connecting support 1, specifically, a mounting hole 11 is arranged on the connecting support 1, and the positioning support 2 is inserted into the mounting hole 11 and fixed on the connecting support 1 through a jackscrew. The connecting support 1 is provided with a lock pin hole, and the jackscrew is screwed in the lock pin hole so as to fix the positioning support 2 on the connecting support 1.
On scale 3 was fixed in location support 2, was provided with the scale on scale 3, specifically, was provided with breach 22 on the location support 2, and scale 3 sets up in breach 22. The notch 22 is arranged in the middle of the positioning support 2, the scale 3 is arranged along the length direction of the positioning support 2, and the scale 3 is fixed on the positioning support 2 through screws. The zero graduation mark on the scale 3 is positioned at one end close to the connecting support 1.
The positioning rod 4 is in threaded connection with the connecting support 1 at intervals, the positioning rod 4 is arranged in parallel to the scale 3, and a calibration line 41 is arranged on the positioning rod 4. Specifically, the positioning support 2 is provided with a through hole 21, and the positioning rod 4 is inserted into the through hole 21 and can slide along the axis of the through hole 21. The connecting support 1 is provided with a connecting block 5, and the connecting block 5 is fixed on the connecting support 1 through a screw. The connecting block 5 is provided with an internal thread, the positioning rod 4 is provided with an external thread matched with the internal thread, and the positioning rod 4 can be rotated to move along the axial direction of the through hole 21 on the positioning support 2. The handle 6 is installed to the one end that the locating lever 4 kept away from location support 2, and the bottom of locating lever 4 is fixed in through the jackscrew to handle 6, adjusts locating lever 4 through rotatory handle 6, can be more laborsaving. The top of locating lever 4 is the hemisphere, can reduce the area of contact of locating lever 4 and the part that awaits measuring, avoids making the position of the part that awaits measuring change because of the motion of locating lever 4.
The scale that initial position time scale line 41 indicates on scale 3 is the first scale, and the scale that the top of locating lever 4 touches the locating surface time scale line 41 of the part that awaits measuring and indicates on scale 3 is the second scale, and the difference of first scale and second scale is the deflection of part that awaits measuring. In order to quickly obtain the deformation of the part to be measured, at the initial position, the calibration line 41 of the positioning rod 4 indicates a zero scale line on the scale 3, and the scale indicated on the scale 3 by the calibration line 41 when the top end of the positioning rod 4 touches the positioning surface of the part to be measured is the deformation of the part to be measured.
By using the deviation measuring mechanism, the positioning rod 4 is rotated so that the top end of the positioning rod 4 touches the positioning surface of the part to be measured, and the deformation of the part to be measured can be obtained. The deviation measuring mechanism does not need a sliding guide rail mechanism, and has the advantages of simpler structure, low manufacturing cost and more convenient operation.
The deviation measuring mechanism can only carry out positioning measurement aiming at a single direction, and if the deviation measuring mechanism needs to carry out positioning measurement aiming at a plurality of directions, a positioning rod 4 and a scale 3 in the corresponding directions need to be added.
The embodiment also discloses an adjustable positioning device which comprises the deviation measuring mechanism. The connecting support 1 of the deviation measuring mechanism is fixed on the adjustable positioning device. By using the deviation measuring mechanism, the positioning rod 4 is rotated so that the top end of the positioning rod 4 touches the positioning surface of the part to be measured, and the deformation of the part to be measured can be obtained. The deviation measuring mechanism does not need a sliding guide rail mechanism, and has the advantages of simpler structure, low manufacturing cost and more convenient operation.
It is obvious that the above embodiments of the present invention are only examples for clearly illustrating the present invention, and are not intended to limit the embodiments of the present invention. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. Any modification, equivalent replacement, and improvement made within the spirit and principle of the present invention should be included in the protection scope of the claims of the present invention.
Claims (9)
1. A deviation measuring mechanism, comprising:
a connecting support (1),
the positioning support (2) is fixed on the connecting support (1);
the scale (3) is fixed on the positioning support (2), and scales are arranged on the scale (3);
the positioning rod (4) is in threaded connection with the connecting support (1) at intervals, the positioning rod (4) is arranged in parallel to the scale (3), and a calibration line (41) is arranged on the positioning rod (4);
during initial position calibration line (41) are in the scale that instructs on scale (3) is first scale, the top of locating lever (4) is touched when the locating surface of the part that awaits measuring calibration line (41) are in the scale that instructs on scale (3) is the second scale, first scale with the difference of second scale is the deflection of the part that awaits measuring.
2. The deviation measuring mechanism according to claim 1, characterized in that a connecting block (5) is arranged on the connecting support (1), an internal thread is arranged on the connecting block (5), and an external thread matched with the internal thread is arranged on the positioning rod (4).
3. Deviation measuring mechanism according to claim 2, characterized in that the connection block (5) is fixed to the connection support (1) by means of screws.
4. The deviation measuring mechanism according to claim 1, wherein the connecting support (1) is provided with a mounting hole (11), and the positioning support (2) is inserted into the mounting hole (11) and fixed on the connecting support (1) through a jackscrew.
5. The deviation measuring mechanism according to claim 1, wherein a through hole (21) is provided on the positioning support (2), and the positioning rod (4) is inserted into the through hole (21) and can slide along the axis of the through hole (21).
6. Deviation measuring mechanism according to claim 1, characterized in that a notch (22) is provided on the positioning abutment (2), the scale (3) being arranged in the notch (22).
7. Deviation measuring mechanism according to claim 1, characterized in that it further comprises a handle (6), said handle (6) being mounted to the end of the positioning rod (4) remote from the positioning abutment (2).
8. Deviation measuring mechanism according to claim 1, characterized in that the top end of the positioning rod (4) is hemispherical.
9. An adjustable positioning device, characterized in that it comprises a deviation measuring mechanism according to any of claims 1-8.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921736081.6U CN210862511U (en) | 2019-10-16 | 2019-10-16 | Deviation measuring mechanism and adjustable positioning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201921736081.6U CN210862511U (en) | 2019-10-16 | 2019-10-16 | Deviation measuring mechanism and adjustable positioning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210862511U true CN210862511U (en) | 2020-06-26 |
Family
ID=71290666
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921736081.6U Active CN210862511U (en) | 2019-10-16 | 2019-10-16 | Deviation measuring mechanism and adjustable positioning device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210862511U (en) |
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2019
- 2019-10-16 CN CN201921736081.6U patent/CN210862511U/en active Active
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