Image measuring instrument

Abstract

The utility model belongs to the technical field of image measuring instruments, and particularly relates to an image measuring instrument which comprises a base. A placing plate is arranged on the base and is used for placing a workpiece; the support is arranged on the base, a photographing device is arranged on the support, and the photographing device comprises a camera and a lifting assembly; the lifting assembly can drive the camera to lift up and down; the moving device is arranged between the placing plate and the base, and the moving device can drive the placing plate to move forwards, backwards, leftwards and rightwards so as to adjust the position of the workpiece on the placing plate in the camera; the cleaning device is arranged on the placing plate, and the cleaning device comprises a swing motor and a cleaning rod; the swing motor is connected with the cleaning rod, and the swing motor can drive the cleaning rod to swing and clean on the placing plate. The dust brought by the workpiece may contaminate the placement plate, the placement plate can be cleaned by arranging the cleaning device, the detection result error caused by the dust on the placement plate is reduced, manual wiping is not needed, and the working efficiency is improved.

Description

Technical Field

[0001] The utility model belongs to the technical field of image measuring instruments, and in particular relates to an image measuring instrument. Background Art

[0002] The imager mainly measures through non-contact measurement. The fully automatic imager is widely used in the measurement of various precision parts. The fully automatic imager can measure places that are difficult to measure with calipers and angle rulers.

[0003] For example, publication number CN218937307U discloses a porous image measuring instrument, which relates to the technical field of imagers, and specifically discloses a fully automatic imager, including a base, a bracket is provided on the base, a camera is provided on the bracket, and a placement plate is provided on the base; the placement plate is provided with a fixing plate, a limit rod is passed through the fixing plate in the horizontal direction, a locking bolt is threadedly connected to the side wall of the fixing plate, the locking bolt abuts against the side wall of the limit rod, and the fixing plate is provided with at least two along the circumference of the placement plate. The utility model has a movable limit rod abutting against a special-shaped workpiece, and then the limit rod is fixed by a locking bolt, so as to facilitate the limitation of the special-shaped workpiece, and multiple fixing plates are provided to ensure the reliability of the limitation of the special-shaped workpiece.

[0004] When existing image measuring instruments measure workpieces, many workpieces are not dust-free and have some debris. After measurement, the debris and dust may remain on the placement plate. The plate may become dirty after being placed for a long time, affecting the measurement effect. At this time, manual wiping is required, reducing work efficiency. Utility Model Content

[0005] The utility model aims to provide an image measuring instrument, aiming to solve the technical problem in the prior art that the workpiece may contaminate the placement plate and affect the measurement accuracy.

[0006] To achieve the above-mentioned purpose, an embodiment of the utility model provides an image measuring instrument, comprising a base; a placement plate is provided on the base, and the placement plate is used to place a workpiece; a bracket is provided on the base, and a photographing device is provided on the bracket, and the photographing device includes a camera and a lifting assembly; the lifting assembly can drive the camera to move up and down; a moving device is provided between the placement plate and the base, and the moving device can drive the placement plate to move forward, backward, left and right to adjust the position of the workpiece on the placement plate in the camera; and a cleaning device is provided on the placement plate, and the cleaning device includes a swing motor and a cleaning rod; the swing motor is connected to the cleaning rod, and the swing motor can drive the cleaning rod to swing and clean on the placement plate.

[0007] Optionally, the swing motor is provided with a swing wheel, the swing wheel is provided with a swing rod, the swing rod is connected to the cleaning rod, the output shaft of the swing motor passes through the swing wheel and drives the swing wheel and the swing rod to rotate, thereby driving the cleaning rod to swing and clean.

[0008] Optionally, the swing rod is further provided with an axial hole, and the swing motor is further provided with a rotating shaft, one end of the rotating shaft is connected to the swing motor, and the other end is passed through the axial hole.

[0009] Optionally, a plurality of adjustment holes are arranged on the swing rod, and the cleaning rod can be connected to any of the adjustment holes to adjust the cleaning area of ​​the cleaning rod on the placement plate.

[0010] Optionally, electrostatic dust removal boxes are provided on both sides of the base, and the electrostatic dust removal boxes are used to absorb dust.

[0011] Optionally, the lifting assembly includes a screw; the screw is arranged on the bracket, the camera is arranged on the screw, a bevel gear group is provided at the bottom of the screw, one end of the bevel gear group is connected to the screw, and the other end is connected to an adjusting wheel, the adjusting wheel can adjust the bevel gear group, and then adjust the screw to control the up and down lifting and lowering movement of the camera.

[0012] Optionally, the adjusting wheel includes a transmission shaft; a fixing block is provided on the bracket, a transmission hole is provided on the fixing block, and the transmission shaft passes through the transmission hole to be connected with the bevel gear set.

[0013] Optionally, the bevel gear set includes a first bevel tooth and a second bevel tooth meshing with each other; the first bevel tooth is connected to the screw rod, and the second bevel tooth is connected to the transmission shaft.

[0014] Optionally, the moving device includes an X-axis moving component and a Y-axis moving component; the Y-axis moving component is arranged on the base, the X-axis moving component is arranged on the Y-axis moving component, and the base is arranged on the X-axis moving component.

[0015] Optionally, the base is further provided with a vent, and the vent is arranged on a ventilation net.

[0016] Compared with the prior art, the above one or more technical solutions in the image measuring instrument provided by the embodiment of the utility model have at least one of the following technical effects:

[0017] The dust brought by the workpiece may dirty the placement plate. By setting up a cleaning device, the placement plate can be cleaned to reduce the error in the detection result caused by the dust on the placement plate. At the same time, there is no need for manual wiping, which increases work efficiency. By setting up a moving device, the position of the workpiece in the camera can be automatically adjusted to avoid manual adjustment. BRIEF DESCRIPTION OF THE DRAWINGS

[0018] In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the present invention. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative labor.

[0019] Figure 1 It is a structural schematic diagram of the utility model.

[0020] Figure 2 for Figure 1 Schematic diagram of the structure at A.

[0021] Figure 3 It is a partial structural schematic diagram of the utility model.

[0022] Among them, the reference numerals in the figure are:

[0023] 100, base; 110, placement plate; 120, electrostatic dust removal box; 130, vent; 140, ventilation net;

[0024] 200, bracket; 210, fixing block;

[0025] 300, photographing device; 310, camera; 320, lifting assembly; 321, screw rod; 322, bevel gear set; 3221, first bevel gear; 3222, second bevel gear; 323, adjusting wheel;

[0026] 400, moving device; 410, X-axis moving assembly; 420, Y-axis moving assembly;

[0027] 500, cleaning device; 510, swing motor; 520, cleaning rod; 530, swing wheel; 540, swing rod; 541, shaft hole; 542, adjustment hole; 550, rotating shaft. DETAILED DESCRIPTION

[0028] The embodiments of the present invention are described in detail below, and examples of the embodiments are shown in the accompanying drawings, wherein the same or similar reference numerals throughout represent the same or similar elements or elements having the same or similar functions. The embodiments described below with reference to the accompanying drawings are exemplary and are intended to be used to explain the embodiments of the present invention, and should not be construed as limiting the present invention.

[0029] In the description of the embodiments of the present invention, it should be understood that the terms "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship, are based on the orientation or position relationship shown in the accompanying drawings, and are only for the convenience of describing the embodiments of the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0030] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Therefore, the features defined as "first" and "second" may explicitly or implicitly include one or more of the features. In the description of the embodiments of the present utility model, the meaning of "multiple" is two or more, unless otherwise clearly and specifically defined.

[0031] In the embodiments of the present invention, unless otherwise clearly specified and limited, the terms "installed", "connected", "connected", "fixed" and the like should be understood in a broad sense, for example, it can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection or an indirect connection through an intermediate medium, it can be the internal connection of two elements or the interaction relationship between two elements. For ordinary technicians in this field, the specific meanings of the above terms in the embodiments of the present invention can be understood according to specific circumstances.

[0032] In one embodiment of the present invention, according to Figure 1-3As shown, an image measuring instrument includes a base 100; a placement plate 110 is provided on the base 100, and the placement plate 110 is used to place a workpiece; a bracket 200, which is arranged on the base 100, and a photographing device 300 is provided on the bracket 200, and the photographing device 300 includes a camera 310 and a lifting assembly 320; the lifting assembly 320 can drive the camera 310 to move up and down; a moving device 400, which is arranged between the placement plate 110 and the base 100, and the moving device 400 can drive the placement plate 110 to move forward, backward, left and right, so as to adjust the position of the workpiece on the placement plate 110 in the camera 310; and a cleaning device 500, which is arranged on the placement plate 110, and the cleaning device 500 includes a swing motor 510 and a cleaning rod 520; the swing motor 510 is connected to the cleaning rod 520, and the swing motor 510 can drive the cleaning rod 520 to swing and clean on the placement plate 110.

[0033] Specifically, the workpiece to be inspected is placed on the placement plate 110, the moving device 400 can automatically adjust the position of the workpiece in the camera 310, the lifting assembly 320 can drive the camera 310 to move up and down and adjust it to a suitable shooting position. After the inspection is completed, the cleaning device 500 can clean the placement plate 110.

[0034] Furthermore, the dust brought by the workpiece may dirty the placement plate 110. By setting up a cleaning device 500, the placement plate 110 can be cleaned to reduce the error in the detection result caused by the dust on the placement plate 110. At the same time, there is no need for manual wiping, which increases work efficiency. By setting up a moving device 400, the position of the workpiece in the camera 310 can be automatically adjusted, avoiding manual adjustment.

[0035] In another embodiment of the present invention, according to Figure 2 As shown, a swing wheel 530 is provided on the swing motor 510, and a swing rod 540 is provided on the swing wheel 530. The swing rod 540 is connected to the cleaning rod 520. The output shaft of the swing motor 510 is passed through the swing wheel 530 and drives the swing wheel 530 and the swing rod 540 to rotate, thereby driving the cleaning rod 520 to swing and clean. An axial hole 541 is also provided on the swing rod 540, and a rotating shaft 550 is also provided on the swing motor 510. One end of the rotating shaft 550 is connected to the swing motor 510, and the other end is passed through the axial hole 541. A plurality of adjustment holes 542 are also arranged on the swing rod 540, and the cleaning rod 520 can be connected to any adjustment hole 542, so as to adjust the cleaning area of ​​the cleaning rod 520 on the placement plate 110.

[0036] Specifically, the output shaft of the swing motor 510 drives the swing wheel 530 to rotate, and the swing wheel 530 is provided with a swing rod 540, which in turn drives the swing rod 540 to rotate. The swing rod 540 is provided with a cleaning rod 520, which in turn drives the cleaning rod 520 to swing and clean on the placement plate 110.

[0037] Furthermore, the cleaning rod 520 can clean the placement plate 110, thereby reducing the error in the detection result caused by the presence of dust on the placement plate 110, and at the same time, no manual wiping is required, thereby increasing work efficiency.

[0038] Specifically, a plurality of adjustment holes 542 are arranged on the swing rod 540, and the cleaning rod 520 can be connected to any adjustment hole 542. Different adjustment holes 542 are connected, and the cleaning area of ​​the cleaning rod 520 is also different, so as to adjust the cleaning area of ​​the cleaning rod 520 on the placement plate 110.

[0039] Furthermore, a rotating shaft 550 is provided to reinforce the swing rod 540 so that the swing rod 540 has a fixed point for swinging, thereby increasing stability.

[0040] In another embodiment of the present invention, according to Figure 1 and 3 As shown, electrostatic dust removal boxes 120 are provided on both sides of the base 100, and the electrostatic dust removal boxes 120 are used to absorb dust.

[0041] Specifically, the electrostatic dust removal box 120 is used to absorb dust and reduce the amount of dust around the machine as much as possible to achieve a dust reduction effect. At the same time, because the cleaning rod 520 swings back and forth for cleaning, the dust on the placement plate 110 can be swept to both sides of the base 100, and dust absorption can be performed.

[0042] It can be understood that the electrostatic dust removal box 120 is a mature existing product and does not belong to the key improvement part of the present utility model, so it will not be described in detail here.

[0043] In another embodiment of the present invention, according to Figure 3 As shown, the lifting assembly 320 includes a screw rod 321; the screw rod 321 is arranged on the bracket 200, the camera 310 is arranged on the screw rod 321, and a bevel gear set 322 is arranged at the bottom of the screw rod 321, one end of the bevel gear set 322 is connected to the screw rod 321, and the other end is connected to an adjusting wheel 323, and the adjusting wheel 323 can adjust the bevel gear set 322, and then adjust the screw rod 321 to control the up and down movement of the camera 310. The adjusting wheel 323 includes a transmission shaft; a fixed block 210 is arranged on the bracket 200, and a transmission hole is arranged on the fixed block 210, and the transmission shaft passes through the transmission hole and is connected to the bevel gear set 322. The bevel gear set 322 includes a first bevel tooth and a second bevel tooth 3221 meshed with each other; the first bevel tooth is connected to the screw rod 321, and the second bevel tooth 3221 and the first bevel tooth 3222 are connected to the transmission shaft.

[0044] Specifically, the adjusting wheel 323 is rotated, and the transmission shaft rotates accordingly, driving the second bevel gear 3221 and the first bevel gear 3222 to rotate, further driving the first bevel gear to rotate, thereby driving the screw rod 321 to rotate, thereby driving the camera 310 to move up and down.

[0045] Furthermore, by lifting the camera 310, a suitable detection position can be found according to the size of the workpiece, thereby achieving the requirements of adaptability and accuracy.

[0046] In another embodiment of the present invention, according to Figure 1 and 3 As shown, the moving device 400 includes an X-axis moving assembly 410 and a Y-axis moving assembly 420; the Y-axis moving assembly 420 is arranged on the base 100, the X-axis moving assembly 410 is arranged on the Y-axis moving assembly 420, and the base 100 is arranged on the X-axis moving assembly 410. Specifically, by setting the moving device 400, the position of the workpiece in the camera 310 can be automatically adjusted, avoiding manual adjustment. It can be understood that the X-axis moving assembly 410 and the Y-axis moving assembly 420 are mature existing technologies, and the driving source of the movement can be a variety of mechanical structures such as the screw rod 321 and the cylinder, which does not belong to the key improvement part of the utility model and will not be repeated here.

[0047] In another embodiment of the utility model, Figure 3 As shown, the base 100 is also provided with a vent 130, and the vent 130 is provided on a ventilation net 140. Specifically, the vent 130 is used to dissipate heat and dissipate the heat of the machine.

[0048] The above content is a further detailed description of the utility model in combination with specific preferred implementation methods, and it cannot be determined that the specific implementation of the utility model is limited to these descriptions. For ordinary technicians in the technical field to which the utility model belongs, without departing from the concept of the utility model, its architecture can be flexible and can derive a series of products. Just making a few simple deductions or substitutions should be regarded as belonging to the patent protection scope of the utility model determined by the submitted claims.

Claims

1. An image measuring instrument, characterized in that: It includes a base; the base is provided with a placement plate, and the placement plate is used to place the workpiece; A bracket, which is arranged on the base, and a photographing device is arranged on the bracket, and the photographing device includes a camera and a lifting assembly; the lifting assembly can drive the camera to move up and down; A moving device, which is disposed between the placement plate and the base, and can drive the placement plate to move forward, backward, left and right to adjust the position of the workpiece on the placement plate in the camera; as well as A cleaning device is arranged on the placement plate, and the cleaning device comprises a swing motor and a cleaning rod; the swing motor is connected to the cleaning rod, and the swing motor can drive the cleaning rod to swing and clean on the placement plate.

2. The image measuring instrument according to claim 1, characterized in that: The swing motor is provided with a swing wheel, the swing wheel is provided with a swing rod, the swing rod is connected to the cleaning rod, the output shaft of the swing motor passes through the swing wheel and drives the swing wheel and the swing rod to rotate, thereby driving the cleaning rod to swing and clean.

3. The image measuring instrument according to claim 2, characterized in that: The swing rod is also provided with an axial hole, and the swing motor is also provided with a rotating shaft, one end of the rotating shaft is connected to the swing motor, and the other end is passed through the axial hole.

4. The image measuring instrument according to claim 2, characterized in that: The swing rod is also provided with a plurality of adjustment holes, and the cleaning rod can be connected to any of the adjustment holes to adjust the cleaning area of ​​the cleaning rod on the placement plate.

5. The image measuring instrument according to claim 1, characterized in that: Electrostatic dust removal boxes are arranged on both sides of the base, and the electrostatic dust removal boxes are used to absorb dust.

6. The image measuring instrument according to claim 1, characterized in that: The lifting assembly includes a screw rod; the screw rod is arranged on the bracket, the camera is arranged on the screw rod, and a bevel gear set is arranged at the bottom of the screw rod. One end of the bevel gear set is connected to the screw rod, and the other end is connected to an adjusting wheel. The adjusting wheel can adjust the bevel gear set, and then adjust the screw rod to control the up and down lifting and lowering movement of the camera.

7. The image measuring instrument according to claim 6, characterized in that: The regulating wheel comprises a transmission shaft; a fixing block is arranged on the bracket, a transmission hole is arranged on the fixing block, and the transmission shaft passes through the transmission hole and is connected with the bevel gear set.

8. The image measuring instrument according to claim 7, characterized in that: The bevel gear set includes a first bevel tooth and a second bevel tooth meshing with each other; the first bevel tooth is connected to the screw rod, and the second bevel tooth is connected to the transmission shaft.

9. The image measuring instrument according to claim 1, characterized in that: The moving device comprises an X-axis moving component and a Y-axis moving component; the Y-axis moving component is arranged on the base, the X-axis moving component is arranged on the Y-axis moving component, and the base is arranged on the X-axis moving component.

10. The image measuring instrument according to any one of claims 1 to 9, characterized in that: The base is also provided with a ventilating opening, and the ventilating opening is arranged on the ventilating net.

Images