CN214333616U - Screw rod part assembly detection tool - Google Patents
Screw rod part assembly detection tool Download PDFInfo
- Publication number
- CN214333616U CN214333616U CN202120684791.XU CN202120684791U CN214333616U CN 214333616 U CN214333616 U CN 214333616U CN 202120684791 U CN202120684791 U CN 202120684791U CN 214333616 U CN214333616 U CN 214333616U
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- China
- Prior art keywords
- detection
- screw rod
- rod component
- detection frame
- limiting
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- Expired - Fee Related
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- 238000001514 detection method Methods 0.000 title claims abstract description 80
- 239000000523 sample Substances 0.000 claims abstract description 13
- 238000009434 installation Methods 0.000 claims description 9
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 abstract description 9
- 239000011889 copper foil Substances 0.000 abstract description 9
- 238000005259 measurement Methods 0.000 description 9
- 238000000034 method Methods 0.000 description 4
- 239000000047 product Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000005070 sampling Methods 0.000 description 2
- 238000006467 substitution reaction Methods 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- 238000010923 batch production Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002452 interceptive effect Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- 230000003313 weakening effect Effects 0.000 description 1
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- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a screw rod part assembly checking fixture, which comprises a detection frame, wherein a detection space is arranged in the detection frame, a limit groove for limiting a screw rod part is arranged in the detection space, and the upper end surface of the screw rod part is provided with a bearing mounting groove and a bearing arranged in the bearing mounting groove; the detection device is arranged on the detection frame, is provided with a detection probe and can extend into the detection space; the driving device is arranged on the detection frame and positioned below the screw rod component and used for driving the screw rod component to move in the limiting groove to the top surface of the screw rod component to be abutted against the inner top wall of the detection frame and the detection probe; the upper end face of the bearing of the screw rod component is used as a reference surface, the top surface of the screw rod component is used as a detection surface, the difference between the reference surface and the top surface is the thickness required by the copper foil gasket, and the copper foil gasket thickness detection device has the advantages of high detection precision and accurate calculation of the copper foil gasket thickness.
Description
Technical Field
The utility model relates to a processing equipment field, in particular to utensil is examined in assembly of lead screw part.
Background
The screw component is used as one of the components of the steering engine, and plays an important role in the aspects of mechanical power transmission and mechanical reversing, in the assembling process, the matching between the screw shell and the bearing end cover is adjusted by virtue of a copper foil gasket, the excessive thickness of the gasket can cause the larger pretightening force of the steering engine to operate and block, the smaller thickness of the gasket can cause the larger gap of the steering engine, and the working precision is reduced; the pretightening force is controlled to enable the steering engine to work smoothly, the precision of the steering engine is guaranteed, high requirements are provided for assembly precision, the measurement precision of the height difference between the bearing surface and the end surface of the lead screw shell directly influences the thickness calculation of the copper foil gasket, and therefore the measurement precision of the height difference between the bearing surface and the end surface of the lead screw shell is improved necessarily.
SUMMERY OF THE UTILITY MODEL
The utility model discloses aim at solving one of the technical problem that exists among the prior art at least. Therefore, the utility model provides a screw rod part assembly examines utensil.
The utility model discloses a technical scheme that its technical problem was solved to an embodiment adopted is: a lead screw part assembly testing fixture comprises:
the detection frame is internally provided with a detection space, a limiting groove for limiting the screw rod part is arranged in the detection space, and the upper end surface of the screw rod part is provided with a bearing installation groove and a bearing arranged in the bearing installation groove;
the detection device is arranged on the detection frame, is provided with a detection probe and can extend into the detection space;
and the driving device is arranged on the detection frame and positioned below the screw rod component and used for driving the screw rod component to move to the top surface of the screw rod component in the limiting groove and abut against the inner top wall of the detection frame and the detection probe.
Furthermore, a first limiting block and a second limiting block are respectively arranged on two opposite side walls of the detection frame, and a spacing is formed between the first limiting block and the second limiting block to form a limiting groove.
Furthermore, a positioning groove capable of containing a screw rod on the screw rod component is arranged on the top wall of the detection frame.
Further, the driving device comprises a cylinder and a movable plate connected with the output end of the cylinder, and the upper end face of the movable plate can be abutted to the screw rod component.
Further, the screw rod part assembling detection tool further comprises a control handle connected with the driving device.
Further, the detection means is provided as a dial indicator.
The utility model has the advantages that: a screw rod part assembly detection tool comprises a detection frame, wherein a detection space is arranged in the detection frame, a limiting groove used for limiting a screw rod part is arranged in the detection space, and the upper end surface of the screw rod part is provided with a bearing installation groove and a bearing arranged in the bearing installation groove; the detection device is arranged on the detection frame, is provided with a detection probe and can extend into the detection space; the driving device is arranged on the detection frame and positioned below the screw rod component and used for driving the screw rod component to move in the limiting groove to the top surface of the screw rod component to be abutted against the inner top wall of the detection frame and the detection probe; the upper end face of the bearing of the screw rod component is used as a reference surface, the top surface of the screw rod component is used as a detection surface, the difference between the reference surface and the top surface is the thickness required by the copper foil gasket, and the copper foil gasket thickness detection device has the advantages of high detection precision and accurate calculation of the copper foil gasket thickness.
Drawings
The above and/or additional aspects and advantages of the present invention will become apparent and readily appreciated from the following description of the embodiments, taken in conjunction with the accompanying drawings of which:
FIG. 1 is a schematic structural diagram of a screw rod component assembly checking fixture;
FIG. 2 is an exploded view of a lead screw component assembly fixture;
FIG. 3 is an exploded view of a lead screw component assembly fixture at another angle;
fig. 4 is a schematic structural view of the screw member.
Detailed Description
This section will describe in detail the embodiments of the present invention, preferred embodiments of the present invention are shown in the attached drawings, which are used to supplement the description of the text part of the specification with figures, so that one can intuitively and vividly understand each technical feature and the whole technical solution of the present invention, but they cannot be understood as the limitation of the protection scope of the present invention.
In the description of the present invention, a plurality of means are two or more, and the terms greater than, less than, exceeding, etc. are understood as excluding the number, and the terms greater than, less than, etc. are understood as including the number. If the first and second are described for the purpose of distinguishing technical features, they are not to be understood as indicating or implying relative importance or implicitly indicating the number of technical features indicated or implicitly indicating the precedence of the technical features indicated.
In the description of the present invention, it should be understood that the orientation or positional relationship indicated with respect to the orientation description, such as up, down, front, rear, left, right, etc., is based on the orientation or positional relationship shown in the drawings, and is only for convenience of description and simplification of description, and does not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.
In the present invention, unless otherwise explicitly defined, the terms "set," "mounted," "connected," and the like are to be understood in a broad sense, and may be directly connected or indirectly connected through an intermediate medium, for example; can be fixedly connected, can also be detachably connected and can also be integrally formed; may be a mechanical connection; either as communication within the two elements or as an interactive relationship of the two elements. The technical skill in the art can reasonably determine the specific meaning of the above words in the present invention by combining the specific contents of the technical solution.
Referring to fig. 1 to 4, a screw part assembly fixture includes:
the detection device comprises a detection frame 10, a detection space 11 is arranged in the detection frame 10, a limiting groove 30 used for limiting a screw rod part 20 is arranged in the detection space 11, and a bearing installation groove 21 and a bearing 22 arranged in the bearing installation groove 21 are arranged on the upper end face of the screw rod part 20;
a detection device 40, which is arranged on the detection frame 10, is provided with a detection probe 41 and can extend into the detection space 11;
and the driving device 50 is arranged on the detection frame 10 and positioned below the screw rod component 20, and is used for driving the screw rod component 20 to move in the limiting groove 30 until the top surface of the screw rod component 20 is abutted with the inner top wall of the detection frame 10 and the detection probe 41.
The utility model discloses in, when detecting the lead screw part 20, place lead screw part 20 in detection space 11 earlier, and press from both sides in spacing groove 30, rethread brake valve lever 70 controls drive arrangement 50 action, drive arrangement 50 with the jacking of lead screw part 20 to the top surface of lead screw part 20 and the interior roof butt of detecting frame 10, at the in-process of butt, the top surface of lead screw part 20 also with the detection probe 41 butt on the detection device 40, the measuring principle as follows: the screw rod component 20 is jacked to the top surface of the screw rod component to be abutted against the inner top wall of the detection frame 10, the detection probe 41 is used for extending into the bearing installation groove 21 to measure the top surface data of the bearing 22 and serve as a reference surface, the detection probe 41 is used for measuring the top surface data of the screw rod component 20 to serve as a measurement surface, and the numerical difference between the measurement surface and the reference surface is the required copper foil gasket thickness.
The utility model has the advantages that: 1. in the assembly process of the screw component, the area of a measuring point on the top surface of the bearing is small, the traditional manual measurement is easy to cause large errors due to inaccurate eccentricity of the sampling point, and the position of the sampling point is unified every time through the control of the limiting groove, so that the measurement error is reduced;
2. the traditional manual measurement is easy to cause errors caused by relative slippage between a detected product and a detection platform surface due to the defectiveness of objective factors such as a manual method and the like, and the detected product is pushed upwards to be dead by adding an air cylinder, so that the good effect of weakening the errors caused by the relative slippage is achieved;
3. set up brake valve lever, only need put into the spacing groove of examining the utensil with the product and pull brake valve lever again and can realize, reduced the degree of difficulty and the numerous and diverse nature of traditional manual measurement, simplify measuring step, it is consuming time to reduce the measurement, raises the efficiency, and real operability is stronger, more can adapt to batch production's actual demand.
The two opposite side walls of the detecting frame 10 are respectively provided with a first limiting block 61 and a second limiting block 62, and a spacing is formed between the first limiting block 61 and the second limiting block 62 to form a limiting groove 30.
The top wall of the detecting frame 10 is provided with a positioning groove 12 which can accommodate the screw 23 on the screw component 20.
The driving device 50 includes a cylinder 51 and a movable plate 52 connected to an output end of the cylinder 51, and an upper end surface of the movable plate 52 may abut against the screw member 20.
The screw component assembly testing fixture further comprises a control handle 70 connected with the driving device 50.
The detection means 40 are provided as a dial indicator.
Of course, the present invention is not limited to the above-mentioned embodiments, and those skilled in the art can make equivalent modifications or substitutions without departing from the spirit of the present invention, and such equivalent modifications and substitutions are included in the scope defined by the claims of the present application.
Claims (6)
1. The utility model provides a screw rod part assembly examines utensil which characterized in that includes:
the detection device comprises a detection frame (10), a detection space (11) is arranged in the detection frame (10), a limiting groove (30) used for limiting a screw rod component (20) is arranged in the detection space (11), and a bearing installation groove (21) and a bearing (22) arranged in the bearing installation groove (21) are arranged on the upper end face of the screw rod component (20);
the detection device (40) is arranged on the detection frame (10), is provided with a detection probe (41) and can extend into the detection space (11);
and the driving device (50) is arranged on the detection frame (10) and positioned below the screw rod component (20) and is used for driving the screw rod component (20) to move in the limiting groove (30) to the top surface of the screw rod component (20) to be abutted against the inner top wall of the detection frame (10) and the detection probe (41).
2. The screw part assembling gauge according to claim 1, wherein: the two opposite side walls of the detection frame (10) are respectively provided with a first limiting block (61) and a second limiting block (62), and a distance is reserved between the first limiting block (61) and the second limiting block (62) to form the limiting groove (30).
3. The screw part assembling gauge according to claim 1, wherein: and the top wall of the detection frame (10) is provided with a positioning groove (12) which can accommodate a screw rod (23) on the screw rod component (20).
4. The screw part assembling gauge according to claim 1, wherein: the driving device (50) comprises a cylinder (51) and a movable plate (52) connected with the output end of the cylinder (51), and the upper end face of the movable plate (52) can be abutted to the screw rod component (20).
5. The screw part assembling gauge according to claim 1, wherein: and a control handle (70) connected with the driving device (50).
6. The screw part assembling gauge according to claim 1, wherein: the detection device (40) is set as a dial indicator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120684791.XU CN214333616U (en) | 2021-04-02 | 2021-04-02 | Screw rod part assembly detection tool |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120684791.XU CN214333616U (en) | 2021-04-02 | 2021-04-02 | Screw rod part assembly detection tool |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214333616U true CN214333616U (en) | 2021-10-01 |
Family
ID=77889386
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120684791.XU Expired - Fee Related CN214333616U (en) | 2021-04-02 | 2021-04-02 | Screw rod part assembly detection tool |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214333616U (en) |
-
2021
- 2021-04-02 CN CN202120684791.XU patent/CN214333616U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211001 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |