CN211346751U - Ball screw axial clearance measuring device - Google Patents
Ball screw axial clearance measuring device Download PDFInfo
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- CN211346751U CN211346751U CN202020040933.4U CN202020040933U CN211346751U CN 211346751 U CN211346751 U CN 211346751U CN 202020040933 U CN202020040933 U CN 202020040933U CN 211346751 U CN211346751 U CN 211346751U
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Abstract
The utility model discloses a ball screw axial clearance measuring device, which comprises a base, wherein a fixed tailstock structure is arranged on the right wall surface of the base, a power structure is arranged on the left wall surface of the base, and a detection structure is arranged on the upper wall surface of the base; the fixed tailstock structure comprises: the device comprises a frame, a V-shaped support, a V-shaped pressing block, a threaded connecting rod and a manual wrench; the frame mounting is at the right wall of base, the through-hole has been seted up to the last wall of frame, and the inner wall of through-hole is equipped with the internal thread, the utility model relates to a machining detects technical field, with this kind of small distance that is difficult to the measurement in clearance, turns into the power that can observe easily, just so lets the process of whole detection all become directly perceived, easy.
Description
Technical Field
The utility model relates to a machining detects technical field, specifically is a ball screw axle clearance measuring device.
Background
The ball screw is an ideal product for converting rotary motion into linear motion or converting linear motion into rotary motion, is the most commonly used transmission element on tool machinery and precision machinery, has the main function of converting rotary motion into linear motion or converting torque into axial repeated acting force, and has the characteristics of high precision, reversibility and high efficiency. Ball screws are widely used in various industrial equipments and precision instruments due to their small frictional resistance. The ball screw consists of a screw rod, a nut, a steel ball, a preforming piece, an inverter and a dust protector, the function of the ball screw is to convert rotary motion into linear motion, which is further extension and development of the Achrom screw, the important significance of the development is to change a bearing from sliding motion into rolling motion, the ball screw is worn after long-time use, and thus the accuracy of the ball screw is greatly influenced, and the ball screw axial clearance measuring device is needed.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a ball screw axle clearance measuring device has solved the unable measuring problem of current ball screw axle clearance.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a ball screw axial clearance measuring device comprises a base, wherein a fixed tailstock structure is arranged on the right wall surface of the base, a power structure is arranged on the left wall surface of the base, and a detection structure is arranged on the upper wall surface of the base;
the fixed tailstock structure comprises: the device comprises a frame, a V-shaped support, a V-shaped pressing block, a threaded connecting rod and a manual wrench;
the frame mounting is at the right wall of base, the through-hole has been seted up to the last wall of frame, and the inner wall of through-hole is equipped with the internal thread, V-arrangement support mounting is at the inside last wall of frame, manual spanner installs the last wall at the screw thread connecting rod, the screw thread connecting rod suit is inside the threaded through-hole that the wall was seted up on the frame, the V-arrangement briquetting is installed at the lower wall of screw thread connecting rod.
The power structure includes: the servo motor comprises a first servo motor, a second servo motor, a first motor supporting plate, a second motor supporting plate and a support;
the support mounting is at the left wall of base, first motor backup pad and second motor backup pad are installed at the left wall of support, first servo motor installs the last wall in first motor backup pad, the last wall in second motor backup pad is installed to the second servo motor.
The detection structure includes: the device comprises a force measurement baffle, a force measurement baffle motion screw rod, four dynamometers, four pressure springs, a screw rod to be detected and a screw rod slide block to be detected;
the dovetail has been seted up to the inside of base, dynamometry baffle motion lead screw is installed in the dovetail of base, and the right wall at the left wall of frame and first servo motor drive end is installed respectively at both ends, the lower part suit of dynamometry baffle is in the outside of dynamometry baffle motion lead screw, and the suit is in the inside of the dovetail of base, four the left wall at the dynamometry baffle is installed to the dynamometer, four pressure spring installs the left wall at four dynamometers respectively, the last wall at the V-arrangement support is placed to the one end of treating the lead screw, and the other end suit is just connected with second servo motor's drive end in the inside of support, treat the outside of treating the lead screw at the lead screw of treating of lead screw slider suit, and be located.
Preferably, the lower wall surface of the base is provided with a support leg.
Preferably, a motor frame is installed below the first servo motor and the second servo motor.
Preferably, the upper wall surface of the manual wrench is provided with a dust cover.
Advantageous effects
The utility model provides a ball screw axle clearance measuring device. The method has the following beneficial effects: the utility model discloses a to the special equipment that ball screw detected, be to the wearing and tearing of the long-time use of lead screw carry out accurate judgement, do not have the check out test set of the specialty in corresponding field on the market at present, the utility model discloses a through with this kind of small distance that is difficult to measure in clearance, turn into the power that can observe easily, just so let the process of whole detection all become directly perceived, easy.
Drawings
Fig. 1 is the utility model discloses a ball screw axle clearance measuring device's three visual axes survey schematic structure.
Fig. 2 is the utility model discloses a ball screw axial clearance measuring device overlook the schematic structure diagram.
Fig. 3 is the utility model discloses a ball screw axle clearance measuring device's main structure sketch map of looking.
In the figure: 1-a base; 2-a frame; 3-V-shaped support; 4-V-shaped briquettes; 5-a threaded connecting rod; 6-a manual wrench; 7-a first servo motor; 8-a second servo motor; 9-a first motor support plate; 10-a second motor support plate; 11-a support; 12-a force measurement baffle; 13-moving screw rod of force measuring baffle; 14-a force gauge; 15-a pressure spring; 16-a screw rod to be detected; 17-a screw slide block to be detected; 18-a leg; 19-a motor frame; 20-dust cover.
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. 1-3, the present invention provides a technical solution: a ball screw axial clearance measuring device comprises a base 1, wherein a fixed tailstock structure is arranged on the right wall surface of the base 1, a power structure is arranged on the left wall surface of the base 1, and a detection structure is arranged on the upper wall surface of the base 1;
the fixed tailstock structure includes: the device comprises a frame 2, a V-shaped support 3, a V-shaped pressing block 4, a threaded connecting rod 5 and a manual wrench 6;
The power structure includes: the servo motor comprises a first servo motor 7, a second servo motor 8, a first motor support plate 9, a second motor support plate 10 and a support 11;
the support 11 is installed on the left wall surface of the base 1, the first motor support plate 9 and the second motor support plate 10 are installed on the left wall surface of the support 11, the first servo motor 7 is installed on the upper wall surface of the first motor support plate 9, and the second servo motor 8 is installed on the upper wall surface of the second motor support plate 10.
The detection structure includes: the device comprises a force measurement baffle 12, a force measurement baffle motion screw 13, four dynamometers 14, four pressure springs 15, a screw rod to be detected 16 and a screw rod slide block to be detected 17;
a dovetail groove is formed in the base 1, a force measurement baffle moving screw rod 13 is installed in the dovetail groove of the base 1, two ends of the force measurement baffle moving screw rod are installed on the left wall surface of the frame 2 and the right wall surface of the driving end of the first servo motor 7 respectively, the lower portion of a force measurement baffle 12 is sleeved on the outer side of the force measurement baffle moving screw rod 13 and is sleeved inside the dovetail groove of the base 1, four forcemeters 14 are installed on the left wall surface of the force measurement baffle 12, four pressure springs 15 are installed on the left wall surfaces of the four forcemeters 14 respectively, one end of a screw rod 16 to be detected is placed on the upper wall surface of the V-shaped support 3, the other end of the screw rod to be detected is sleeved inside the support 11 and is connected with the driving end;
it should be noted that: the utility model converts the gap which is difficult to detect into the force which is easy to detect through Hooke's law F = -k.x, firstly, one end of a force measurement baffle motion screw rod 13 is fixed inside a frame 2 through a manual wrench 6, then, the utility model is connected with an external alternating current power supply by an operator, then the operator inputs the relevant parameters of the screw rod 16 to be detected into a controller matched with a first servo motor 7 and a second servo motor 8 to obtain the pitch of the screw rod 16 to be detected, the number of turns of the rotation of the first servo motor 7 and the second servo motor 8 is calculated every time, then the operator starts the utility model, the first servo motor 7 and the second servo motor 8 rotate to respectively drive the screw rod 16 to be detected and the force measurement baffle motion screw rod 13, namely, the force measurement baffle 12 and the screw rod slider 17 to be detected which are sleeved with the first servo motor 7 and the second servo motor 8 are driven, the running distance of the force measuring baffle 12 and the screw slide block 17 to be detected is a pitch distance every time, so that the relative positions are kept consistent, the pressure spring 15 is always in a compressed state at the moment, the dynamometer 14 stores the degrees of the force when the first servo motor 7 and the second servo motor 8 stop every time, the unit of the force is converted into the unit of the length through calculation, the input pitch length is subtracted, the length of the gap is finally obtained, the reading is from the left end to the right end of the screw 16 to be detected, an arithmetic mean value is obtained, and the number value is the axial gap of the ball screw.
Preferably, the lower wall surface of the base 1 is provided with a support leg 18.
Preferably, a motor frame 19 is mounted below the first servomotor 7 and the second servomotor 8.
Preferably, a dust cap 20 is further installed on the upper wall surface of the hand wrench 6.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
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 (6)
1. The ball screw axial clearance measuring device comprises a base (1) and is characterized in that a fixed tailstock structure is installed on the right wall surface of the base (1), a power structure is installed on the left wall surface of the base (1), and a detection structure is installed on the upper wall surface of the base (1);
the fixed tailstock structure comprises: the device comprises a frame (2), a V-shaped support (3), a V-shaped pressing block (4), a threaded connecting rod (5) and a manual wrench (6);
the right wall at base (1) is installed in frame (2), the through-hole has been seted up to the last wall of frame (2), and the inner wall of through-hole is equipped with the internal thread, the last wall in frame (2) inside is installed in V-arrangement support (3), manual spanner (6) are installed at the last wall of screw thread connecting rod (5), screw thread connecting rod (5) suit is inside the threaded through-hole that the wall was seted up on frame (2), the lower wall at screw thread connecting rod (5) is installed in V-arrangement briquetting (4).
2. The ball screw axial gap measuring device according to claim 1, wherein the power structure includes: the servo motor comprises a first servo motor (7), a second servo motor (8), a first motor supporting plate (9), a second motor supporting plate (10) and a support (11);
the support (11) is installed on the left wall surface of the base (1), the left wall surface of the support (11) is installed on the first motor support plate (9) and the second motor support plate (10), the upper wall surface of the first motor support plate (9) is installed on the first servo motor (7), and the upper wall surface of the second motor support plate (10) is installed on the second servo motor (8).
3. The ball screw axial gap measuring device according to claim 1, wherein the detecting structure includes: the device comprises a force measurement baffle (12), a force measurement baffle motion screw rod (13), four dynamometers (14), four pressure springs (15), a screw rod to be detected (16) and a screw rod slide block to be detected (17);
the dovetail groove is formed in the base (1), the force measuring baffle moving screw rod (13) is installed in the dovetail groove of the base (1), the two ends of the force measuring baffle moving screw rod are installed on the left wall surface of the frame (2) and the right wall surface of the driving end of the first servo motor (7) respectively, the lower portion of the force measuring baffle (12) is sleeved on the outer side of the force measuring baffle moving screw rod (13) and is sleeved inside the dovetail groove of the base (1), the force measuring devices (14) are installed on the left wall surface of the force measuring baffle (12), the pressure springs (15) are installed on the left wall surfaces of the four force measuring devices (14) respectively, one end of the screw rod (16) to be detected is placed on the upper wall surface of the V-shaped support (3), the other end of the screw rod is sleeved inside the support (11) and is connected with the driving end of the second servo motor (8), and the, and is positioned on the upper wall surface of the base (1).
4. A ball screw axial gap measuring device according to claim 1, characterized in that the lower wall surface of the base (1) is mounted with legs (18).
5. The ball screw axial gap measuring device according to claim 2, wherein a motor frame (19) is installed below the first servo motor (7) and the second servo motor (8).
6. The ball screw axial gap measuring device according to claim 1, wherein a dust cap (20) is attached to an upper wall surface of the hand wrench (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020040933.4U CN211346751U (en) | 2020-01-09 | 2020-01-09 | Ball screw axial clearance measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020040933.4U CN211346751U (en) | 2020-01-09 | 2020-01-09 | Ball screw axial clearance measuring device |
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| CN211346751U true CN211346751U (en) | 2020-08-25 |
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| CN202020040933.4U Active CN211346751U (en) | 2020-01-09 | 2020-01-09 | Ball screw axial clearance measuring device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113970304A (en) * | 2021-10-28 | 2022-01-25 | 四川天马玻璃有限公司 | Glass bottle mouth thread defect detection system and use method thereof |
-
2020
- 2020-01-09 CN CN202020040933.4U patent/CN211346751U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113970304A (en) * | 2021-10-28 | 2022-01-25 | 四川天马玻璃有限公司 | Glass bottle mouth thread defect detection system and use method thereof |
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