Flatness detection device with protection structure

Abstract

The utility model relates to the technical field of planeness detection devices, in particular to a planeness detection device with a protection structure, which comprises a device platform, a supporting stand column is arranged at the top end of the device platform, and a detection mechanism is arranged at the top end of the supporting stand column and penetrates through the supporting stand column to the bottom end of the supporting stand column. A protection mechanism is arranged at the bottom end of the supporting stand column, located on one side of the detection mechanism and penetrates through the supporting stand column to the interior of the detection mechanism. According to the utility model, the flatness detection lens can eccentrically rotate at the bottom end of the supporting stand column through mutual cooperation of internal parts of the detection mechanism, so that flatness detection of objects with different sizes and areas is completed, and the flatness detection of the internal parts of the detection mechanism can be completed through mutual cooperation of internal parts of the protection mechanism when detection of the internal parts of the detection mechanism is stopped. The lens at the bottom end of the flatness detection lens is subjected to dustproof protection, and the lens is cleaned.

Description

TECHNICAL FIELD

[0001] The utility model relates to plane detection device technical field, concretely relates to a plane detection device with protection structure. BACKGROUND

[0002] The plane degree is the deviation of the macroscopic convex height of the substrate relative to the ideal plane. The plane degree is an index that limits the variation of the actual plane relative to the ideal plane, and is used to control the shape error of the measured actual plane. The detection of the plane degree requires a plane degree detection device.

[0003] After retrieval, a utility model patent with the publication number CN215952493U is disclosed, which specifically discloses a two-in-one plane degree detection device, and relates to the technical field of plane detection. The utility model includes a plane detection structure, a transmission side surface detection structure, and a rack. The plane detection structure is movably connected to the side surface of the rack. The upper part of the rack is fixedly connected with the transmission side surface detection structure. The transmission side surface detection structure includes a conveyor, a sensor, a rotating support arm, and a detection wheel. The upper part of the conveyor is provided with the sensor. One side of the sensor is movably connected with the detection wheel through the rotating support arm. The utility model solves the problems of the lack of side surface detection structure and the lack of automatic conveying structure in the existing plane degree detection device through the plane detection structure, the transmission side surface detection structure, and the rack.

[0004] Although the plane detection structure, the transmission side surface detection structure, and the rack solve the problems of the lack of side surface detection structure and the lack of automatic conveying structure in the existing plane degree detection device, the existing plane detection structure needs to replace different convex lenses to meet the plane degree detection of different size area objects when detecting the plane degree of different size area objects. Frequent replacement of lenses will reduce the detection efficiency of the device. Moreover, the existing plane degree detection device does not have a protection structure, so the lenses are exposed to the air for a long time, which may cause the lenses to attach pollutants such as stains on the surface, thereby affecting the accuracy of the detection data of the lenses.

[0005] Therefore, it is necessary to propose a plane degree detection device with a protection structure to solve the above problems. SUMMARY

[0006] The utility model discloses a plane detection device with protection structure, through the mutual cooperation between inside parts of inspection mechanism, can make plane detection lens eccentric rotation at support column bottom end, thereby completes the plane detection of different size area article, through the mutual cooperation between inside parts of protection mechanism, can make inside parts of inspection mechanism carry out dustproof protection to plane detection lens bottom end lens when stopping detection, and clean lens, to solve the plane detection structure in prior art when carrying out the plane detection of different size area article, needs to replace different back convex lens to satisfy the plane detection of different size area article, and frequent replacement lens can make the detection efficiency of device reduce, and the plane detection device of prior art is not provided with protection structure, makes lens long -term exposure in air, can make lens surface attach dirtiness and other pollutants, thereby influence lens detection data accuracy problem.

[0007] In order to realize above-mentioned purpose, the utility model provides following technical scheme: a plane detection device with protection structure, including device platform, the top of device platform is provided with support column, the top of support column is provided with detection mechanism, and it is through support column to the bottom of support column, the bottom of support column is provided with protection mechanism, and is located at the side of detection mechanism, and it is through support column to the inside of detection mechanism.

[0008] Preferably, the detection mechanism includes a reduction motor, the reduction motor is installed and fixed at the top of the support column, the output end of the reduction motor is connected and fixed with a transmission shaft, and penetrates to the inside of the support column, the bottom of the support column is rotatably connected with a connecting ring, and is fixed with the outer wall of the transmission shaft, the bottom of the connecting ring is eccentrically connected with a flatness detection lens, the bottom of the transmission shaft is connected and fixed with a transmission gear, and is located in the inside of the connecting ring, the top of the flatness detection lens is provided with a connecting column at the connecting position of the connecting ring, and is rotatably connected in the inside of the connecting ring, and is eccentrically connected with the flatness detection lens, the outer wall of the connecting column is provided with a transmission gear ring, and is intermeshed with the transmission gear.

[0009] Preferably, the protection mechanism includes a protection shell, the protection shell is connected and fixed at the bottom of the support column, and is located at the side of the connecting ring, and is sleeved with the outer wall of the flatness detection lens, the inside of the support column is slidably connected with a sliding column, and penetrates to the outer wall of the connecting ring on one side of the support column, the side of the sliding column away from the connecting ring is connected and fixed with a contraction spring, the inside of the protection shell is slidably connected with a telescopic column, and is located at the bottom of the sliding column, the bottom of the telescopic column is connected and fixed with a telescopic spring, the outer wall of the protection shell is slidably connected with a plurality of protection partitions, and is connected and fixed on one side of the bottom of the telescopic column, the top of the side of the protection shell is provided with a cleaning sponge, and is located between the protection partitions, and is attached with the lens at the bottom of the flatness detection lens.

[0010] Preferably, the transmission gear and the transmission gear ring are engaged with each other through the tooth block, and the gear ratio of the transmission gear and the transmission gear ring is 1:2, the connecting column is eccentrically installed at the bottom end of the connecting ring, the flatness detection lens is eccentrically installed at the bottom end of the connecting column, and the top end of the connecting column is provided with an electric sliding ring.

[0011] Preferably, the outer wall of the connecting ring is provided with an arc-shaped groove matched with the sliding column on both sides, and the surface of the sliding column is provided with a circular arc surface, the top end of one side of the protective shell is provided with a protective groove matched with the flatness detection lens, and the surface of the cleaning sponge is provided with elk cloth.

[0012] Preferably, the bottom end of the sliding column is provided with a tapered groove matched with the telescopic column, one side of the protective shell is provided with a limiting sliding groove matched with the protective partition plate, and the inside of the protective shell is provided with a telescopic groove matched with the telescopic column.

[0013] In the above technical scheme, the technical effects and advantages of the utility model are provided:

[0014] 1. By starting the speed reducer, the output end of the speed reducer drives the transmission shaft to rotate, the transmission shaft rotates to drive the connecting ring to rotate, the connecting ring rotates to gradually extrude the sliding column through the arc-shaped groove of the outer wall, the sliding column is extruded and pressed to move the contraction spring to move, the sliding column moves to extrude the telescopic column, the telescopic column is extruded and pressed to move the extension spring to move, the telescopic column moves to drive the protective partition plate to slide into the inside of the protective shell, the protection and limitation of the flatness detection lens are released, at the same time, the connecting ring drives the flatness detection lens to move out of the protective shell through the connecting column, so that the elk cloth on the cleaning sponge can clean the lenses on the flatness detection lens, and the flatness detection lens can be protected and cleaned when not in use.

[0015] 2. After the connecting ring drives the flatness detection lens to move out of the inside of the protective shell, the transmission shaft drives the transmission gear to rotate, the transmission gear rotates to drive the transmission gear ring to rotate through the tooth block, the transmission gear ring drives the connecting column to rotate at the bottom end of the connecting ring, so that the connecting ring drives the connecting column to rotate eccentrically, the connecting column drives the flatness detection lens to rotate eccentrically, the flatness detection lens moves eccentrically at the bottom end of the connecting ring, and the flatness of different size objects can be detected, and the gear ratio of the transmission gear and the transmission gear ring is 1:2, so that the flatness detection lens rotates twice to complete the flatness detection after the connecting ring rotates once, and the flatness detection lens rotates back to the inside of the protective shell for dust protection. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to make the technical scheme of the embodiments of the present application or the prior art clearer, the accompanying drawings needed in the embodiments will be briefly introduced as follows. Obviously, the accompanying drawings in the following description only represent some embodiments described in the present application, and other drawings can also be obtained by those skilled in the art based on these drawings.

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 It is a schematic diagram of the cross-sectional structure of the connecting ring of the utility model;

[0019] Figure 3 It is a schematic diagram of the cross-sectional structure of the protective shell of the utility model;

[0020] Figure 4 It is a schematic diagram of the Figure 2 enlarged structure of position A in the utility model;

[0021] Figure 5 It is a schematic diagram of the Figure 3 enlarged structure of position B in the utility model.

[0022] Explanation of reference signs:

[0023] 1, device platform; 101, support column; 2, detection mechanism; 201, speed reducer motor; 202, transmission shaft; 203, connecting ring; 204, flatness detection lens; 205, transmission gear; 206, connecting column; 207, transmission gear ring; 3, protection mechanism; 301, protective shell; 302, sliding column; 303, contraction spring; 304, telescopic column; 305, telescopic spring; 306, protective partition; 307, cleaning sponge. DETAILED DESCRIPTION

[0024] In order to make those skilled in the art better understand the technical scheme of the utility model, the utility model will be further described in detail in combination with the drawings.

[0025] The utility model provides a kind of device for detecting flatness of workpiece, including device platform, detection mechanism and protection mechanism, it is characterized by: Figures 1-5The plane detection device with the protection structure shown comprises a device platform 1, the top end of the device platform 1 is provided with a support column 101, the top end of the support column 101 is provided with a detection mechanism 2, and the support column 101 penetrates to the bottom end of the support column 101, the bottom end of the support column 101 is provided with a protection mechanism 3, and the protection mechanism 3 is located on one side of the detection mechanism 2 and penetrates through the support column 101 to the inside of the detection mechanism 2, through the mutual cooperation between the internal parts of the detection mechanism 2, the plane detection lens 204 can be eccentrically rotated at the bottom end of the support column 101, so that the plane detection of the objects with different sizes can be completed, through the mutual cooperation between the internal parts of the protection mechanism 3, the internal parts of the detection mechanism 2 can be dustproof and clean the lens at the bottom end of the plane detection lens 204 when stopping detection.

[0026] With reference to the drawings Figures 1-5 The detection mechanism 2 comprises a speed reducer 201, the speed reducer 201 is fixedly installed at the top end of the support column 101, the output end of the speed reducer 201 is connected and fixed with a transmission shaft 202, and the transmission shaft 202 penetrates to the inside of the support column 101, the bottom end of the support column 101 is rotationally connected with a connecting ring 203, and the connecting ring 203 is fixedly sleeved with the outer wall of the transmission shaft 202, the bottom end of the connecting ring 203 is eccentrically connected with a plane detection lens 204, the bottom end of the transmission shaft 202 is connected and fixed with a transmission gear 205, and the transmission gear 205 is located in the inside of the connecting ring 203, the top end of the plane detection lens 204 is provided with a connecting column 206 at the connecting position with the connecting ring 203, and the connecting column 206 is rotationally connected in the inside of the connecting ring 203 and is eccentrically connected with the plane detection lens 204, the outer wall of the connecting column 206 is provided with a transmission gear ring 207, and the transmission gear ring 207 is intermeshed with the transmission gear 205, through the mutual cooperation between the internal parts of the detection mechanism 2, the plane detection lens 204 can be eccentrically rotated at the bottom end of the support column 101, so that the plane detection of the objects with different sizes can be completed.

[0027] With reference to the drawings Figures 1-5The protection mechanism 3 comprises a protection shell 301 fixedly connected to the bottom end of the support column 101, located on one side of the connecting ring 203, and sleeved with the outer wall of the flatness detection lens 204. The support column 101 is internally slidably connected with a sliding column 302, which penetrates through the support column 101 to the outer wall of the connecting ring 203. The side of the sliding column 302 away from the connecting ring 203 is fixedly connected with a contraction spring 303. The protection shell 301 is internally slidably connected with an extension column 304 located at the bottom end of the sliding column 302. The bottom end of the extension column 304 is fixedly connected with an extension spring 305. The outer wall of the protection shell 301 is slidably connected with a plurality of protection partitions 306 fixedly connected to one side of the bottom end of the extension column 304. The top end of one side of the protection shell 301 is provided with a cleaning sponge 307 located between the protection partitions 306 and attached to the lens at the bottom end of the flatness detection lens 204. Through the mutual cooperation between the internal parts of the protection mechanism 3, the internal parts of the detection mechanism 2 can provide dust protection for the lens at the bottom end of the flatness detection lens 204 when stopping detection, and clean the lens.

[0028] Referring to the drawings Figures 1-5 The transmission gear 205 and the transmission gear ring 207 are engaged with each other through the tooth blocks, and the gear ratio of the transmission gear 205 and the transmission gear ring 207 is 1:2. The connecting column 206 is eccentrically installed at the bottom end of the connecting ring 203, and the flatness detection lens 204 is eccentrically installed at the bottom end of the connecting column 206. The top end of the connecting column 206 is provided with an electric sliding ring. Through the eccentric installation of the connecting column 206 at the bottom end of the connecting ring 203 and the eccentric installation of the flatness detection lens 204 at the bottom end of the connecting column 206, the connecting ring 203 can drive the connecting column 206 to eccentrically rotate, and the connecting column 206 can drive the flatness detection lens 204 to eccentrically rotate.

[0029] Referring to the drawings Figures 1-5 The outer wall of the connecting ring 203 is provided with an arc-shaped groove matched with the sliding column 302 on both sides, and the surface of the sliding column 302 is provided with a circular arc surface. The top end of one side of the protection shell 301 is provided with a protection groove matched with the flatness detection lens 204, and the surface of the cleaning sponge 307 is provided with elk cloth. Through the top end of one side of the protection shell 301 being provided with a protection groove matched with the flatness detection lens 204, and the surface of the cleaning sponge 307 being provided with elk cloth, the flatness detection lens 204 can be stored in the protection shell 301 for dust protection, and the lens on the flatness detection lens 204 can be cleaned by the cleaning sponge 307.

[0030] Referring to the drawings Figures 1-5The bottom end of the sliding column 302 is provided with a tapered groove matched with the telescopic column 304, one side of the protective shell 301 is provided with a limiting sliding slot matched with the protective partition plate 306, and the inside of the protective shell 301 is provided with a telescopic groove matched with the telescopic column 304.

[0031] The utility model discloses a working principle:

[0032] Referring to the drawings in the specification Figures 1-5 By starting the speed reducer motor 201, the output end of the speed reducer motor 201 drives the transmission shaft 202 to rotate, the transmission shaft 202 rotates to drive the connecting ring 203 to rotate, the connecting ring 203 rotates to gradually extrude the sliding column 302 through the arc-shaped groove of the outer wall, the sliding column 302 is extruded and pressed to make the contraction spring 303 move, the sliding column 302 is extruded and pressed to make the telescopic column 304 move, the telescopic column 304 is extruded and pressed to make the telescopic spring 305 move, the telescopic column 304 moves to drive the protective partition plate 306 to slide to the inside of the protective shell 301, the protective limit of the flatness detection lens 204 is removed, and the connecting ring 203 drives the flatness detection lens 204 to move out of the protective shell 301 through the connecting column 206, so that the cleaning sponge 307 on the musk deer cloth can clean the lens on the flatness detection lens 204, that is, the flatness detection lens 204 can be protected when not in use, and the lens on the flatness detection lens 204 can be cleaned.

[0033] Referring to the drawings in the specification Figures 1-5 After the connecting ring 203 rotates to drive the flatness detection lens 204 to move out of the inside of the protective shell 301, the transmission shaft 202 rotates to drive the transmission gear 205 to rotate, the transmission gear 205 rotates to drive the transmission gear ring 207 to rotate through the tooth block, the transmission gear ring 207 rotates to drive the connecting column 206 to rotate at the bottom end of the connecting ring 203, so that the connecting ring 203 rotates to drive the connecting column 206 to eccentrically rotate, the connecting column 206 rotates to drive the flatness detection lens 204 to eccentrically rotate, the flatness detection lens 204 eccentrically moves at the bottom end of the connecting ring 203, that is, the flatness of the object of different sizes can be detected, and the gear ratio of the transmission gear 205 and the transmission gear ring 207 is 1:2, so that the flatness detection lens 204 rotates twice to complete the flatness detection after the connecting ring 203 rotates one circle, and the flatness detection lens 204 rotates back to the inside of the protective shell 301 for dust protection.

[0034] The above has only described certain exemplary embodiments of the present application by way of illustration, and it is needless to say that the described embodiments can be modified in various ways without departing from the spirit and scope of the present application for those skilled in the art. Therefore, the above drawings and descriptions are illustrative in nature, and should not be understood as limiting the scope of protection of the claims of the present application.

Claims

1. A flatness detection device having a protective structure, characterized by: Including device platform (1), the top of device platform (1) is provided with support column (101), the top of support column (101) is provided with detection mechanism (2), and through support column (101) to the bottom of support column (101), the bottom of support column (101) is provided with protection mechanism (3), and is located at the side of detection mechanism (2), and is through support column (101) to the inside of detection mechanism (2).

2. The flatness detection device with a protective structure according to claim 1, characterized in that: The detection mechanism (2) includes a reduction motor (201), the reduction motor (201) is installed and fixed at the top of the support column (101), the output end of the reduction motor (201) is connected and fixed with the transmission shaft (202), and is penetrated to the inside of the support column (101), the bottom of the support column (101) is rotatably connected with the connecting ring (203), and is fixed with the transmission shaft (202) outer wall sleeve joint, the bottom of the connecting ring (203) is eccentrically connected with the flatness detection lens (204), the bottom of the transmission shaft (202) is connected and fixed with the transmission gear (205), and is located in the inside of the connecting ring (203), the top of the flatness detection lens (204) is provided with a connecting column (206) at the connecting place of the connecting ring (203), and is rotatably connected in the inside of the connecting ring (203), and is eccentrically connected with the flatness detection lens (204), the outer wall of the connecting column (206) is provided with a transmission gear ring (207), and is engaged with the transmission gear (205).

3. The flatness detection device with a protective structure according to claim 2, characterized in that: The protection mechanism (3) includes a protection shell (301), the protection shell (301) is connected and fixed at the bottom of the support column (101), and is located at the side of the connecting ring (203), and is sleeved with the outer wall of the flatness detection lens (204), the inside of the support column (101) is slidably connected with the sliding column (302), and is penetrated to the outer wall side of the connecting ring (203) through the support column (101), the side, away from the connecting ring (203) of the sliding column (302) is connected and fixed with the contraction spring (303), the inside of the protection shell (301) is slidably connected with the telescopic column (304), and is located at the bottom of the sliding column (302), the bottom of the telescopic column (304) is connected and fixed with the telescopic spring (305), the outer wall of the protection shell (301) is slidably connected with a plurality of protection partitions (306), and is connected and fixed at the side of the bottom of the telescopic column (304), the top of the side of the protection shell (301) is provided with a cleaning sponge (307), and is located between the protection partitions (306), and is attached to the lens at the bottom of the flatness detection lens (204).

4. The flatness detection device with a protective structure according to claim 2, characterized in that: The transmission gear (205) and the transmission gear ring (207) are engaged with each other through the tooth block, and the gear ratio of the transmission gear (205) and the transmission gear ring (207) is 1:2, the connecting column (206) is eccentrically installed at the bottom of the connecting ring (203), the flatness detection lens (204) is eccentrically installed at the bottom of the connecting column (206), and the top of the connecting column (206) is provided with an electric slip ring.

5. The flatness detection device with a protective structure according to claim 3, characterized in that: Both sides of the outer wall of the connecting ring (203) are provided with arc-shaped grooves matched with the sliding column (302), and the surface of the sliding column (302) is provided with a circular arc surface, the top of one side of the protective shell (301) is provided with a protective groove matched with the flatness detection lens (204), and the surface of the cleaning sponge (307) is provided with moose cloth.

6. The flatness detection device with a protective structure according to claim 3, characterized in that: The bottom end of the sliding column (302) is provided with a tapered groove matched with the telescopic column (304), one side of the protective shell (301) is provided with a limiting sliding groove matched with the protective partition plate (306), and the inside of the protective shell (301) is provided with a telescopic groove matched with the telescopic column (304).

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