CN211626414U - Flatness detection device - Google Patents
Flatness detection device Download PDFInfo
- Publication number
- CN211626414U CN211626414U CN202020673719.2U CN202020673719U CN211626414U CN 211626414 U CN211626414 U CN 211626414U CN 202020673719 U CN202020673719 U CN 202020673719U CN 211626414 U CN211626414 U CN 211626414U
- Authority
- CN
- China
- Prior art keywords
- limiting
- product
- shaft
- detected
- limiting structure
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
Images
Abstract
The utility model relates to a flatness detecting device, including test platform and stop device. The test platform is used for placing a product to be tested. The limiting device is used for limiting a product to be tested placed on the test platform. The limiting device comprises a plurality of limiting structures; each limiting structure comprises a fixing piece and a limiting shaft; a hand twisting part is arranged at one end of the limiting shaft, an abutting part used for abutting against the end part of the product to be detected is arranged at the other end of the limiting shaft, and threads are arranged on the limiting shaft; the fixing piece is fixed on the test platform; the fixing piece is provided with a threaded hole, and the threaded hole is matched with the thread on the limiting shaft. The position of a limiting shaft in each limiting structure is adjusted by rotating the hand screwing part, so that the abutting part abuts against the product to be detected; the utility model discloses mainly used can carry out spacingly to the product when carrying out the plane degree detection to the product, prevents that the product from taking place the displacement or rotating, and can not produce on the product that awaits measuring and press from both sides the trace.
Description
Technical Field
The utility model relates to a measurement technical field especially relates to a flatness detecting device.
Background
The flatness refers to the deviation of the macroscopic concave-convex height of the substrate relative to an ideal plane, a tolerance zone is an area between two parallel planes with the distance of a tolerance value t, and the flatness belongs to a shape error in shape and position errors.
In industrial production, most products have certain requirements on the surface flatness, so that the surface flatness of the products needs to be detected; the flatness detection is the detection of flatness errors in the length measurement technology.
When detecting the flatness of a product, the product to be detected is generally required to be placed on a test bench. And in traditional flatness error detection process, generally directly detect the product, do not carry out spacing fixed to the product, the product probably takes place the displacement or rotates like this in the testing process to lead to detecting error, influence the flatness and detect the precision.
SUMMERY OF THE UTILITY MODEL
In view of this, the utility model provides a flatness detecting device, main aim at can carry out spacingly to the product when carrying out the flatness detection to the product, prevents that the product from taking place the displacement or rotating.
In order to achieve the above object, the utility model mainly provides the following technical scheme:
in one aspect, the utility model provides a flatness detecting device, wherein, flatness detecting device includes:
the test platform is used for placing a product to be tested;
the limiting device is used for limiting a product to be tested placed on the test platform; the limiting device comprises a plurality of limiting structures; each limiting structure comprises a fixing piece and a limiting shaft; the limiting shaft is provided with a first end and a second end which are oppositely arranged; a hand-twisting part is arranged at the first end of the limiting shaft, an abutting part used for abutting against the end part of a product to be detected is arranged at the second end of the limiting shaft, and threads are arranged on the limiting shaft; the fixing piece is fixed on the test platform; the fixing piece is provided with a threaded hole, and the threaded hole is matched with the thread on the limiting shaft;
the position of a limiting shaft in each limiting structure is adjusted by rotating the hand twisting part, so that the abutting part abuts against the product to be detected;
the hand-screwing part is detachably connected with the limiting shaft;
the fixing piece is provided with a plurality of threaded holes for adjusting the height of the limiting shaft on the test platform.
Preferably, the limiting device comprises a first limiting structure and a second limiting structure; wherein the content of the first and second substances,
the product to be detected is provided with a first end part and a second end part which are oppositely arranged;
the abutting part in the first limiting structure is used for abutting against the first end part of the product to be detected;
and the abutting part in the second limiting structure is used for abutting against the second end part of the product to be detected.
Preferably, the limiting device further comprises a third limiting structure and a fourth limiting structure; wherein the content of the first and second substances,
the product to be measured is provided with a third end part and a fourth end part which are oppositely arranged;
the abutting part in the third limiting structure is used for abutting against the third end part of the product to be detected;
the abutting part in the fourth limiting structure is used for abutting against the fourth end part of the product to be detected;
the first limiting structure and the second limiting structure are used for limiting the position of the product to be detected, and the third limiting structure and the fourth limiting structure are used for limiting the position of the product to be detected.
Preferably, the abutting portion is a block structure provided on the stopper shaft.
Preferably, the limit shaft and the abutting part are of an integrated structure.
Preferably, the hand-twisting part comprises a circular shell, and a groove is formed in the circular shell; the groove is matched with the first end of the limiting shaft, so that the hand-twisting part can be clamped on the limiting shaft; a plurality of salient points are arranged on the outer surface of the round shell.
Preferably, the flatness detecting apparatus further includes:
the supporting frame comprises a first supporting plate, a second supporting plate and a connecting shaft; the first supporting plate and the second supporting plate are arranged on the test platform and are arranged oppositely; one end of the connecting shaft is connected with the first supporting plate, and the other end of the connecting shaft is connected with the second supporting plate;
and the laser sensing device is arranged on the connecting shaft.
Preferably, the laser sensing device includes:
a laser sensor;
the casing, laser sensor installs on the casing, just the casing cover is established on the connecting axle, and can along the connecting axle removes.
Preferably, a sliding groove is formed in the connecting shaft; a sliding block is arranged on the shell; the sliding block is accommodated in the sliding groove and can slide in the sliding groove.
Preferably, the connecting shaft is slidably connected with the first supporting plate and the second supporting plate, so that the connecting shaft can slide along a first direction; the first direction is perpendicular to the extending direction of the connecting shaft.
Borrow by above-mentioned technical scheme, the utility model discloses a flatness detection device has following advantage at least:
the utility model provides a flatness detection device can carry on spacingly to the product that awaits measuring through set up stop device on test platform to prevent that the product that awaits measuring from removing or rotating in the testing process. And, the utility model discloses a make each limit structure among the stop device including fix on test platform mounting, with mounting threaded connection's spacing axle's form, twist the portion through the rotation hand and make spacing axle rotate for the mounting, and then can control the position of spacing axle to the butt portion that makes spacing axle can the butt at the tip of the product that awaits measuring, and then realizes spacing to the product that awaits measuring. Therefore, the limiting device in the embodiment abuts against the end part of the product to be detected when limiting, clamping marks cannot be caused on the product to be detected, and the abutting part does not contact with the surface to be detected of the product to be detected, so that the detection of the flatness cannot be influenced.
Further, the utility model provides a screw hole on the mounting among the flatness detecting device is a plurality of, and if the screw hole of difference on spacing axle and the mounting is connected, its highly different for test platform. Therefore, the height of the limiting shaft on the test platform can be adjusted through the arrangement, and the height of the limiting shaft can be correspondingly adjusted according to different heights of products to be tested.
Further, the utility model provides a flatness detection device can slide along the connecting axle through making laser sensing device to make the connecting axle can slide along the first direction for first backup pad, second backup pad, in order when carrying out the flatness detection to the product that awaits measuring, adjust laser sensing device's position, be convenient for measure.
The above description is only an overview of the technical solution of the present invention, and in order to make the technical means of the present invention clearer and can be implemented according to the content of the description, the following detailed description is made with reference to the preferred embodiments of the present invention and accompanying drawings.
Drawings
Fig. 1 is a schematic structural diagram of a flatness detecting apparatus provided by the present invention.
Fig. 2 is a schematic diagram of a limiting device limiting a product to be tested on a testing platform.
Detailed Description
To further illustrate the technical means and effects of the present invention adopted to achieve the intended purpose of the present invention, the following detailed description is given with reference to the accompanying drawings and preferred embodiments, in order to explain the detailed embodiments, structures, features and effects of the present invention. In the following description, different "one embodiment" or "an embodiment" refers to not necessarily the same embodiment. Furthermore, the particular features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.
Example 1
As shown in fig. 1, the present embodiment provides a flatness detecting apparatus for detecting the flatness of a surface of a product. Wherein, the flatness detecting apparatus includes: test platform 1 and stop device. Wherein, the test platform 1 is used for placing a product 7 to be tested. The limiting device is used for limiting the product 7 to be tested placed on the test platform 1 so as to prevent the product 7 to be tested from moving or rotating in the test process. The limiting device comprises a plurality of limiting structures 2; each limiting structure 2 comprises a fixing piece 23 and a limiting shaft 22; wherein, the limiting shaft 22 has a first end and a second end which are oppositely arranged; a hand-twisting part 21 is arranged at the first end of the limiting shaft 22, an abutting part 24 used for abutting against the end part of the product 7 to be detected is arranged at the second end of the limiting shaft 22, and threads are arranged on the limiting shaft 22; the fixing piece 23 is fixed on the test platform 1; the fixing piece 23 is provided with a threaded hole, and the threaded hole is matched with the thread on the limiting shaft 22, so that the limiting shaft 22 is rotatably connected with the fixing piece 23. The position of the limiting shaft 22 in each limiting structure 2 is adjusted by rotating the hand screwing part 21, so that the abutting part 24 can abut against the product 7 to be detected. Wherein, the hand-screwing part 21 is detachably connected with the limit shaft 22. The fixing piece 23 has a plurality of threaded holes for adjusting the height of the limiting shaft 22 on the testing platform 1 (that is, the threaded holes are longitudinally arranged on the fixing piece 23, so that the limiting shaft 22 is connected with different threaded holes, and the heights of the limiting shafts 22 are different).
The flatness detection device provided by the embodiment can limit the product to be tested by arranging the limiting device on the test platform 1 so as to prevent the product 7 to be tested from moving or rotating in the test process. Here, it should be noted that: although many flatness detection device have set up anchor clamps at present and have come to carry on spacingly to the product that awaits measuring, anchor clamps are mainly through the centre gripping product that awaits measuring and carry on spacingly to it, and the product that awaits measuring causes the clamp mark very easily on the one hand like this, and on the other hand anchor clamps can influence the detection of flatness on the surface of the product that awaits measuring. This embodiment is through making each limit structure 2 in the stop device including fixing the mounting 23 on test platform 1, with the spacing axle 22's of mounting threaded connection form, twist the portion through rotating the hand and make spacing axle 22 rotate for mounting 23, and then can control the position of spacing axle 22 to make the butt portion of spacing axle 22 can the butt at the tip of the product 7 that awaits measuring, and then realize spacing to the product 7 that awaits measuring. Therefore, the limiting device in the embodiment abuts against the end part of the product to be detected when limiting, so that clamping marks cannot be caused on the product to be detected, and the detection of the flatness cannot be influenced.
Further, in this embodiment, the fixing member 23 has a plurality of threaded holes, and the limiting shaft 22 is connected to different threaded holes of the fixing member 23, which have different heights relative to the testing platform 1. Therefore, the height of the limiting shaft 22 on the test platform 1 can be adjusted through the arrangement, and the height of the limiting shaft 22 can be adjusted correspondingly according to different heights of the products 7 to be tested.
Example 2
Preferably, the present embodiment provides a flatness detecting apparatus, as shown in fig. 1 and 2, compared with the previous embodiment: the limiting device in this embodiment includes four limiting structures, specifically, a first limiting structure 201, a second limiting structure 202, a third limiting structure 203, and a fourth limiting structure 204. Wherein, the product 7 to be measured has a first end part and a second end part which are oppositely arranged; the abutting part in the first limiting structure 201 is used for abutting against the first end part of the product 7 to be detected; the abutting part in the second limiting structure 202 is used for abutting against the second end part of the product 7 to be measured. The product 7 to be tested is provided with a third end part and a fourth end part which are oppositely arranged; the abutting part in the third limiting structure 203 is used for abutting against the third end part of the product 7 to be detected; the abutting part in the fourth limiting structure 204 is used for abutting against the fourth end part of the product to be tested.
The flatness detection device of this embodiment is spacing to the product that awaits measuring from the equidirectional not through setting up four stop device. Specifically, the limiting direction of the first limiting structure and the second limiting structure to the product to be detected is perpendicular to the limiting direction of the third limiting structure and the fourth limiting structure to the product to be detected.
Example 3
Preferably, compared to the above embodiments, as shown in fig. 1, the present embodiment provides a flatness detecting apparatus, in which the abutting portion 24 on the position limiting structure 2 is configured as a block structure, such as a square block, a circular block, etc. The stopper shaft 22 and the abutting portion 24 are formed as an integral structure.
Preferably, the detachable connection mode of the hand-screwed part 21 and the limiting shaft 22 can be set as follows: the hand screwing part 21 comprises a circular shell, and a groove is formed in the circular shell; the groove is adapted to the first end of the limiting shaft 22, so that the hand screwing portion 21 can be clamped on the limiting shaft 22. Further, in order to facilitate the hand-screwing operation, a plurality of protrusions may be provided on the outer surface of the circular housing to increase the friction force between the hand and the hand-screwing portion 21.
Example 4
Preferably, the present embodiment provides a flatness detecting apparatus, as shown in fig. 1, compared with the above embodiments, the flatness detecting apparatus of the present embodiment further includes a supporting frame and a laser sensing device; the support frame comprises a first support plate 3, a second support plate 4 and a connecting shaft 5; the first support plate 3 and the second support plate 4 are both arranged on the test platform 1, and the first support plate 3 and the second support plate 4 are arranged oppositely; one end of the connecting shaft 4 is connected with the first supporting plate 3, and the other end of the connecting shaft 4 is connected with the second supporting plate 3. The laser sensing device is mounted on the connecting shaft 4.
Preferably, the laser sensing device includes: the device comprises a laser sensor 62 and a shell 61, wherein the laser sensor 62 is installed on the shell 61 and used for measuring the surface size of a product to be measured. And the shell 61 is sleeved on the connecting shaft 5 and can move along the connecting shaft 5. Preferably, a sliding groove is arranged on the connecting shaft 5; a sliding block is arranged on the shell 61; the sliding block is accommodated in the sliding groove and can slide in the sliding groove.
Preferably, the connecting shaft 5 is slidably connected with the first support plate 3 and the second support plate 4, so that the connecting shaft 5 can slide along a first direction; wherein the first direction is a direction perpendicular to the extending direction of the connecting shaft 5. Here, in order to realize the sliding of the connecting shaft 5 relative to the first support plate 3 and the second support plate 4 in the first direction, the following design is performed: the first support plate 3 and the second support plate 4 are respectively provided with a sliding chute, and the sliding chutes on the first support plate 3 and the sliding chutes on the second support plate 4 are equal in height and are oppositely arranged; correspondingly, one end of the connecting shaft 5 is slidably connected with the sliding groove on the first supporting plate 3, and the other end of the connecting shaft 5 is slidably connected with the sliding groove on the second supporting plate 4.
Here, the flatness detecting device that this embodiment provided can slide along the connecting axle through making laser sensing device to make the connecting axle can slide along the first direction for first backup pad, second backup pad, in order when carrying out the flatness detection to the product that awaits measuring, adjust laser sensing device's position, be convenient for measure.
Preferably, the flatness detecting apparatus in this embodiment further includes a display; the display is connected with the laser sensing device and used for displaying flatness detection data.
In summary, when the flatness detecting apparatus provided in the above embodiment measures the product to be tested, as shown in fig. 1, the product to be tested 7 is placed on the testing platform 1, and then the hand screwing portion 21 of the limiting structure 2 is rotated until the abutting portion 24 on the limiting structure 2 abuts against the end of the product to be tested, so that each abutting portion of the limiting structure 2 abuts against the product to be tested 7, and the product to be tested 7 is limited. After the product 7 to be measured is limited, the position of the laser sensor 62 is adjusted by adjusting the position of the laser sensing device on the connecting shaft 5 and adjusting the positions of the connecting shaft 5 on the first supporting rod 3 and the second supporting rod 4. After the laser sensor 62 finishes testing the surface size of the product 7 to be tested, flatness detection data is displayed on the display.
To sum up, the embodiment of the utility model provides a flatness detection device can carry on spacingly to the product that awaits measuring through set up stop device on test platform to prevent that the product that awaits measuring from removing or rotating in the testing process. The key lies in, the utility model discloses a stop device butt when spacing can not cause the double-layered trace to the product that awaits measuring at the tip of the product that awaits measuring, and because butt portion contactless awaits measuring of product on the surface, consequently can not influence the detection of plane degree.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention in any way, and any simple modification, equivalent change and modification made by the technical spirit of the present invention to the above embodiments are all within the scope of the technical solution of the present invention.
Claims (10)
1. A flatness detecting apparatus, characterized by comprising:
the test platform is used for placing a product to be tested;
the limiting device is used for limiting a product to be tested placed on the test platform; the limiting device comprises a plurality of limiting structures; each limiting structure comprises a fixing piece and a limiting shaft; the limiting shaft is provided with a first end and a second end which are oppositely arranged; a hand-twisting part is arranged at the first end of the limiting shaft, an abutting part used for abutting against the end part of a product to be detected is arranged at the second end of the limiting shaft, and threads are arranged on the limiting shaft; the fixing piece is fixed on the test platform; the fixing piece is provided with a threaded hole, and the threaded hole is matched with the thread on the limiting shaft;
the position of a limiting shaft in each limiting structure is adjusted by rotating the hand twisting part, so that the abutting part abuts against the product to be detected;
the hand-screwing part is detachably connected with the limiting shaft;
the fixing piece is provided with a plurality of threaded holes for adjusting the height of the limiting shaft on the test platform.
2. The flatness detecting apparatus according to claim 1, wherein the position limiting means includes a first position limiting structure and a second position limiting structure; wherein the content of the first and second substances,
the product to be detected is provided with a first end part and a second end part which are oppositely arranged;
the abutting part in the first limiting structure is used for abutting against the first end part of the product to be detected;
and the abutting part in the second limiting structure is used for abutting against the second end part of the product to be detected.
3. The flatness detecting apparatus according to claim 2, wherein the position limiting apparatus further comprises a third position limiting structure and a fourth position limiting structure; wherein the content of the first and second substances,
the product to be measured is provided with a third end part and a fourth end part which are oppositely arranged;
the abutting part in the third limiting structure is used for abutting against the third end part of the product to be detected;
the abutting part in the fourth limiting structure is used for abutting against the fourth end part of the product to be detected;
the first limiting structure and the second limiting structure are used for limiting the position of the product to be detected, and the third limiting structure and the fourth limiting structure are used for limiting the position of the product to be detected.
4. The flatness detecting apparatus according to claim 1, wherein the abutting portion is a block structure provided on the stopper shaft.
5. The flatness detecting apparatus according to claim 4, wherein the stopper shaft and the abutting portion are of an integral structure.
6. The flatness detecting apparatus according to claim 1, wherein the hand-screwed portion includes a circular housing, and a groove is provided on the circular housing; wherein the content of the first and second substances,
the groove is matched with the first end of the limiting shaft, so that the hand-twisting part can be clamped on the limiting shaft;
a plurality of salient points are arranged on the outer surface of the round shell.
7. The flatness detecting apparatus according to any one of claims 1 to 6, further comprising:
the supporting frame comprises a first supporting plate, a second supporting plate and a connecting shaft; the first supporting plate and the second supporting plate are arranged on the test platform and are arranged oppositely; one end of the connecting shaft is connected with the first supporting plate, and the other end of the connecting shaft is connected with the second supporting plate;
and the laser sensing device is arranged on the connecting shaft.
8. The flatness detecting apparatus according to claim 7, wherein the laser sensing apparatus includes:
the laser sensor is used for measuring the surface size of a product to be measured;
the casing, laser sensor installs on the casing, just the casing cover is established on the connecting axle, and can along the connecting axle removes.
9. The flatness detecting apparatus according to claim 8, wherein a sliding groove is provided on the connecting shaft; a sliding block is arranged on the shell; the sliding block is accommodated in the sliding groove and can slide in the sliding groove.
10. The flatness detecting apparatus according to claim 7, wherein the connecting shaft is slidably connected to the first support plate and the second support plate so that the connecting shaft can slide in a first direction; the first direction is perpendicular to the extending direction of the connecting shaft.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020673719.2U CN211626414U (en) | 2020-04-28 | 2020-04-28 | Flatness detection device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020673719.2U CN211626414U (en) | 2020-04-28 | 2020-04-28 | Flatness detection device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211626414U true CN211626414U (en) | 2020-10-02 |
Family
ID=72622739
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020673719.2U Expired - Fee Related CN211626414U (en) | 2020-04-28 | 2020-04-28 | Flatness detection device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211626414U (en) |
-
2020
- 2020-04-28 CN CN202020673719.2U patent/CN211626414U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2019109527A1 (en) | Tester | |
| CN206479129U (en) | A kind of bearing testers | |
| CN207991489U (en) | A kind of running accuracy measuring device of bearing | |
| CN102192697A (en) | Detection device | |
| CN204329870U (en) | Bearing detecting device | |
| US20030101602A1 (en) | Measurement of geometric parameters of internal and external screw thread and similar grooves | |
| CN102121814B (en) | Tool for measuring perpendicularity of workpiece | |
| CN211626414U (en) | Flatness detection device | |
| CN110702006B (en) | Device for automatically detecting position precision of peripheral cloth holes | |
| CN210005361U (en) | rigidity testing device | |
| CN207881655U (en) | A kind of integrated correction device | |
| CN202661012U (en) | Outer spherical diameter and profile measuring instrument | |
| CN201917308U (en) | Verticality measuring instrument | |
| CN102278934B (en) | Calibration method and device of large-scale curvature sample plate | |
| CN210981108U (en) | Internal spline tooth top circle diameter inspection fixture | |
| CN200965459Y (en) | A multiple form and position error detector | |
| CN210051285U (en) | Utensil is examined fast to plane degree of flange dust cover | |
| CN202614133U (en) | Detection device | |
| CN105509605B (en) | Meter counter | |
| CN201476746U (en) | Vertical hole pitch measurement device | |
| CN202119379U (en) | Inspecting device of symmetry of key groove | |
| CN206514785U (en) | Brake-caliper support orthodrome universal check tool | |
| CN215491403U (en) | Slip teeth of a cogwheel is beated and is measured anchor clamps | |
| JP2007171007A (en) | Position measuring method and device | |
| CN205403646U (en) | Electricity front -end of spindle and main shaft body fixing dimension NULL device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201002 Termination date: 20210428 |