CN217110773U - Rotating shaft measuring device - Google Patents
Rotating shaft measuring device Download PDFInfo
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- CN217110773U CN217110773U CN202123231025.7U CN202123231025U CN217110773U CN 217110773 U CN217110773 U CN 217110773U CN 202123231025 U CN202123231025 U CN 202123231025U CN 217110773 U CN217110773 U CN 217110773U
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Abstract
The utility model discloses a pivot measuring device, the device are including measuring case and quick-witted case, machine case position is in the inner chamber of measuring case, machine incasement chamber's both sides all have positive and negative threaded rod through bearing swing joint, the equal threaded connection in both sides on positive and negative threaded rod surface has the thread bush, the top fixedly connected with connecting rod of thread bush. The utility model discloses a setting of positive and negative threaded rod and thread bush, can promote splint to carry out the centre gripping location to the pivot body, rethread electric putter promotes the bracing piece and removes left, make measuring wheel and pivot body contact, then the movable rod extrudees pressure sensor, when the pivot rotates, the measuring wheel also can be along with rotating, when the circularity of pivot body has the deviation, the measuring wheel can promote movable rod extrusion pressure sensor, make things convenient for the measurement personnel to observe through the change of manometer pointer, the cooperation of above structure, the realization carries out automatic measure's purpose to the pivot circularity.
Description
Technical Field
The utility model relates to a technical field is measured in the pivot, specifically is pivot measuring device.
Background
The rotating machine is widely applied to various departments of social production and is indispensable mechanical equipment in production. Such as steam turbines, generators, gas turbines, large fans, pumps and the like, are large devices commonly adopted in the energy, petroleum and chemical industries, and the rotating shaft is a core component of a plurality of rotating devices.
With the development of economy and the progress of science and technology, in the field of modern machining, the requirement on the quality of a machined workpiece is higher and higher, and the requirement on the circular runout of the surface of the workpiece is higher in order to obtain the close fit between the workpiece and other workpieces, so that the circular runout of the outer circle of the workpiece needs to be carefully detected to meet the requirement on machining. Especially, in the aspect of measuring the roundness of a whole section of a rotating shaft, automatic measurement cannot be realized at present.
SUMMERY OF THE UTILITY MODEL
To the problem that exists among the prior art, the utility model aims to provide a pivot measuring device has solved the unable automatic measure's of realization of present pivot to the measurement of circularity problem.
In order to achieve the above object, the utility model provides a following technical scheme:
pivot measuring device, including measuring case and quick-witted case, the machine case is located the inner chamber of measuring case, the both sides of machine incasement chamber all have positive and negative threaded rod through bearing swing joint, the equal threaded connection in both sides on positive and negative threaded rod surface has the thread bush, the top fixedly connected with connecting rod of thread bush, the top fixedly connected with splint, two of connecting rod the equal centre gripping in one side that the splint are relative has the pivot body, the right side fixedly connected with electric putter of measuring case inner chamber, electric putter's left side fixedly connected with bracing piece, the right side fixedly connected with pressure sensor of bracing piece inner chamber, pressure sensor's left side contact has the movable rod, the left side of movable rod runs through the bracing piece and extends to the inner chamber and the fixedly connected with measuring wheel of measuring case, the left side and the pivot body of measuring wheel have the contact.
As a further description of the above scheme:
the surface cover of movable rod is equipped with the spring, the both sides of spring respectively with measuring wheel and bracing piece fixed connection.
As a further description of the above scheme:
the top of the pressure sensor is fixedly connected with a guide rod, and the top of the guide rod penetrates through the support rod and extends to the inner cavity of the measuring box and is fixedly connected with a pressure gauge.
As a further description of the above scheme:
first spout has all been seted up to the top and the bottom of bracing piece inner chamber, the first slider of the equal fixedly connected with in top and the bottom of movable rod, and first slider and first spout sliding connection.
As a further description of the above scheme:
a second sliding groove is formed in the bottom of the inner cavity of the case, a second sliding block is fixedly connected to the bottom of the threaded sleeve, and the second sliding block is connected with the second sliding groove in a sliding mode.
As a further description of the above scheme:
the top of the inner cavity of the case is provided with a through hole, and the clamping plate is positioned in the inner cavity of the through hole.
As a further description of the above scheme:
the left side fixedly connected with motor of measuring case inner chamber bottom, the output shaft and the quick-witted case fixed connection of motor.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses a setting of positive and negative threaded rod and thread bush, can promote splint to carry out the centre gripping location to the pivot body, rethread electric putter promotes the bracing piece and removes left, make measuring wheel and pivot body contact, then the movable rod extrudees pressure sensor, when the pivot rotates, the measuring wheel also can be along with rotating, when the circularity of pivot body has the deviation, the measuring wheel can promote movable rod extrusion pressure sensor, make things convenient for the measurement personnel to observe through the change of manometer pointer, the cooperation of above structure, the realization carries out automatic measure's purpose to the pivot circularity.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a sectional view of the structure of the present invention;
FIG. 3 is a cross-sectional view of the case of the present invention;
fig. 4 is a cross-sectional view of the support rod in the structure of the present invention.
In the figure: 1. a measuring box; 2. a chassis; 3. a positive and negative threaded rod; 4. a threaded sleeve; 5. a connecting rod; 6. a splint; 7. a rotating shaft body; 8. an electric push rod; 9. a support bar; 10. a pressure sensor; 11. a movable rod; 12. a measuring wheel; 13. a spring; 14. a pressure gauge; 15. a through hole; 16. an electric motor.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1-4, the rotating shaft measuring device includes a measuring box 1 and a case 2, the case 2 is located in an inner cavity of the measuring box 1, both sides of the inner cavity of the case 2 are movably connected with a positive and negative threaded rod 3 through a bearing, both sides of the surface of the positive and negative threaded rod 3 are connected with a threaded sleeve 4 through threads, the top of the threaded sleeve 4 is fixedly connected with a connecting rod 5, the top of the connecting rod 5 is fixedly connected with a clamp plate 6, one side of the two clamp plates 6 opposite to each other is clamped with a rotating shaft body 7, the right side of the inner cavity of the measuring box 1 is fixedly connected with an electric push rod 8, the left side of the electric push rod 8 is fixedly connected with a support rod 9, the right side of the inner cavity of the support rod 9 is fixedly connected with a pressure sensor 10, the left side of the pressure sensor 10 is contacted with a movable rod 11, the left side of the movable rod 11 penetrates through the support rod 9 and extends to the inner cavity of the measuring box 1 and is fixedly connected with a measuring wheel 12, the left side of the measuring wheel 12 is contacted with the rotating shaft body 7, through the setting of positive and negative threaded rod 3 and thread bush 4, can promote splint 6 to carry out the centre gripping location to pivot body 7, rethread electric putter 8 promotes bracing piece 9 and removes left, make measuring wheel 12 contact with pivot body 7, then movable rod 11 extrudees pressure sensor 10, when the pivot rotates, measuring wheel 12 also can be along with rotating, when the circularity of pivot body 7 has the deviation, measuring wheel 12 can promote movable rod 11 extrusion pressure sensor 10, make things convenient for the measurement personnel to observe through the change of manometer 14 pointer, the cooperation of above structure, the realization carries out automatic measure's purpose to the pivot circularity.
Wherein, the surface cover of movable rod 11 is equipped with spring 13, and the both sides of spring 13 respectively with measuring wheel 12 and bracing piece 9 fixed connection, through the setting of spring 13, can provide certain bounce to measuring wheel 12.
Wherein, pressure sensor 10's top fixedly connected with guide arm, and the top of guide arm runs through bracing piece 9 and extends to the inner chamber and the fixedly connected with manometer 14 of measuring case 1, through manometer 14's setting, can the person of facilitating the use observe the pointer and change to reacing the circularity of pivot.
The utility model discloses in, first spout has all been seted up to the top and the bottom of the 9 inner chambers of bracing piece, the first slider of the equal fixedly connected with in top and the bottom of movable rod 11, and first slider and first spout sliding connection.
The utility model discloses in, the second spout has been seted up to the bottom of 2 inner chambers of quick-witted case, the bottom fixedly connected with second slider of thread bush 4, and second slider and second spout sliding connection.
Wherein, the top of the inner cavity of the case 2 is provided with a through hole 15, and the clamping plate 6 is positioned in the inner cavity of the through hole 15.
Specifically, the left side fixedly connected with motor 16 of 1 inner chamber bottom of measurement case, motor 16's output shaft and quick-witted case 2 fixed connection can rotate the drive pivot through motor 16's setting and provide power and support.
The working principle is as follows: when the device is used, a box door is opened firstly, a rotating shaft is placed on a box 2, then a rotating handle is rotated to drive a positive and negative threaded rod 3 and a threaded sleeve 4 to rotate, the threaded sleeve 4 is limited by a second sliding groove and a second sliding block to move, a clamping plate 6 can be pushed to clamp and position a rotating shaft body 7, a supporting rod 9 is pushed by an electric push rod 8 to move leftwards, a measuring wheel 12 is contacted with the rotating shaft body 7, then a movable rod 11 can extrude a pressure sensor 10, a pointer of a pressure gauge 14 is kept at a 0-degree position by adjusting the electric push rod 8, meanwhile, a certain rebound acting force can be provided for the measuring wheel 12 through the arrangement of a spring 13, when a starting motor 16 is started to drive the rotating shaft to rotate, the measuring wheel 12 can also rotate along with the rotating shaft, if the roundness of the rotating shaft body 7 is deviated, the measuring wheel 12 can push the movable rod 11 to extrude the pressure sensor 10, so that a detector can conveniently observe through the change of the pointer of the pressure gauge 14, the purpose of automatically measuring the roundness of the rotating shaft is achieved through the matching of the structures.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. Pivot measuring device, including measuring case (1) and quick-witted case (2), its characterized in that: case (2) is located the inner chamber of measuring case (1), the both sides of case (2) inner chamber all have positive and negative threaded rod (3) through bearing swing joint, the equal threaded connection in both sides on positive and negative threaded rod (3) surface has thread bush (4), top fixedly connected with connecting rod (5) of thread bush (4), top fixedly connected with splint (6) of connecting rod (5), two equal centre gripping in one side that splint (6) are relative has pivot body (7), the right side fixedly connected with electric putter (8) of measuring case (1) inner chamber, the left side fixedly connected with bracing piece (9) of electric putter (8), the right side fixedly connected with pressure sensor (10) of bracing piece (9) inner chamber, the left side contact of pressure sensor (10) has movable rod (11), the left side of movable rod (11) is run through bracing piece (9) and is extended to the inner chamber and the fixedly connected with of measuring case (1) and is measured The left side of the measuring wheel (12) is in contact with the rotating shaft body (7).
2. A spindle measuring device according to claim 1, characterised in that: the surface cover of movable rod (11) is equipped with spring (13), the both sides of spring (13) respectively with measuring wheel (12) and bracing piece (9) fixed connection.
3. A spindle measuring device according to claim 1, characterised in that: the top of the pressure sensor (10) is fixedly connected with a guide rod, and the top of the guide rod penetrates through the support rod (9) and extends to the inner cavity of the measuring box (1) and is fixedly connected with a pressure gauge (14).
4. A spindle measuring device according to claim 1, characterised in that: first spout has all been seted up to the top and the bottom of bracing piece (9) inner chamber, the first slider of the equal fixedly connected with in top and the bottom of movable rod (11), and first slider and first spout sliding connection.
5. A spindle measuring device according to claim 1, characterised in that: the bottom of the inner cavity of the case (2) is provided with a second sliding groove, the bottom of the threaded sleeve (4) is fixedly connected with a second sliding block, and the second sliding block is connected with the second sliding groove in a sliding mode.
6. A spindle measuring device according to claim 1, characterised in that: the top of the inner cavity of the case (2) is provided with a through hole (15), and the clamping plate (6) is positioned in the inner cavity of the through hole (15).
7. A spindle measuring device according to claim 1, characterised in that: the left side of the bottom of the inner cavity of the measuring box (1) is fixedly connected with a motor (16), and an output shaft of the motor (16) is fixedly connected with the case (2).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123231025.7U CN217110773U (en) | 2021-12-20 | 2021-12-20 | Rotating shaft measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123231025.7U CN217110773U (en) | 2021-12-20 | 2021-12-20 | Rotating shaft measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217110773U true CN217110773U (en) | 2022-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123231025.7U Active CN217110773U (en) | 2021-12-20 | 2021-12-20 | Rotating shaft measuring device |
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| CN (1) | CN217110773U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117804588A (en) * | 2024-03-01 | 2024-04-02 | 沈阳翔梦科技有限公司 | Weighing sensor detection device |
-
2021
- 2021-12-20 CN CN202123231025.7U patent/CN217110773U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117804588A (en) * | 2024-03-01 | 2024-04-02 | 沈阳翔梦科技有限公司 | Weighing sensor detection device |
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