Workpiece height measuring device

Abstract

The utility model relates to the technical field of workpiece height measurement, and discloses a workpiece height measuring device which comprises a base, a supporting seat is fixedly connected to the middle of the top end of the base, a rotating shaft is rotatably connected to the top end of the supporting seat, a gear ring is fixedly connected to the outer end of the rotating shaft, and a detection table is fixedly connected to the top end of the rotating shaft. The top end of the base is fixedly connected with a motor at the front end of the supporting seat, the output end of the motor is fixedly connected with a rotating shaft, the top end of the rotating shaft is fixedly connected with a first gear, and the outer end of the first gear is in meshed connection with the outer end of the gear ring. According to the utility model, the measuring assembly moves up and down through the adjusting assembly, the height of a workpiece exceeding the height of the device can be detected, the motor is driven, the detection table is rotated, and the measuring assembly is matched, so that the purpose of measuring the hole diameter while measuring the height of holes in different parts of the workpiece is realized.

Description

Technical Field

[0001] The utility model relates to the technical field of workpiece height measurement, in particular to a workpiece height measurement device. Background Art

[0002] Workpieces are objects of mechanical processing and can be individual parts or assemblies. In production, they are the core part and their quality is related to the performance and reliability of the final product. To ensure that the workpiece meets the design specifications, it is necessary to use a height measuring device for precise detection to verify whether its dimensions meet the technical requirements, thereby ensuring the function and reliability of the product.

[0003] General measuring devices place the workpiece on a testing table, then move the measuring plate downward until the bottom of the measuring plate touches the highest point of the workpiece. At this time, the scale mark on the ruler that the bottom of the measuring plate is aligned with is the height of the workpiece, thereby completing the measurement of the workpiece height.

[0004] However, the highest point of the measuring plate of some workpiece measuring devices is fixed, and it is impossible to detect workpieces that exceed the height of the measuring device. In addition, some workpieces have holes, and some devices cannot measure the aperture of the holes at the same time when detecting the hole height, which reduces the practicality of the device. Therefore, a workpiece height measuring device is proposed to solve the above problems. Utility Model Content

[0005] In order to make up for the above shortcomings, the utility model provides a workpiece height measuring device, which aims to improve the problems in the prior art that the workpiece exceeding the height of the measuring device cannot be detected and the radius of the hole cannot be synchronously measured when measuring the height of the hole on the workpiece.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme: a workpiece height measuring device, comprising a base, a support base is fixedly connected to the middle part of the top end of the base, a rotating shaft is rotatably connected to the top end of the support base, a gear ring is fixedly connected to the outer end of the rotating shaft, a detection platform is fixedly connected to the top end of the rotating shaft, a motor is fixedly connected to the top end of the base at the front end of the support base, a rotating shaft is fixedly connected to the output end of the motor, a gear 1 is fixedly connected to the top end of the rotating shaft, the outer end of the gear 1 is meshed with the outer end of the gear ring, a fixed block is fixedly connected to the top right end of the base at the support base, a main measuring scale is fixedly connected to the top left end of the fixed block, a measuring assembly is arranged at the outer end of the main measuring scale, an adjusting assembly is arranged at the right end of the fixed block, and the outer end of the adjusting assembly is threadedly connected to the right end of the measuring assembly.

[0007] As a further description of the above technical solution: the measuring component includes a mouth-shaped block, the middle part of the mouth-shaped block is slidably connected to the main measuring ruler, the left end of the mouth-shaped block is fixedly connected to a measuring plate, the front and rear opposite sides of the measuring plate are each provided with a slide groove, the middle part of the measuring plate is provided with a movable block, the front and rear ends of the movable block are each fixedly connected with a slider, and the two sliders are respectively slidably connected to a slide groove on the same side.

[0008] As a further description of the above technical solution: a hole ruler is slidably connected to the middle part of the movable block, a rack is fixedly connected to the rear end of the hole ruler, a driving member is fixedly connected to the left rear end of the movable block, a connecting shaft is fixedly connected to the output end of the driving member, the right end of the connecting shaft passes through the left end of the movable block and is fixedly connected to gear 2 inside the movable block, and the outer side of gear 2 is meshed with the rack.

[0009] As a further description of the above technical solution: two slide grooves are provided at both ends of the hole ruler, two sliders are slidably connected inside the two slide grooves, and the farthest ends of the sliders are fixedly connected with the aperture ruler.

[0010] As a further description of the above technical solution: the zero scale starting point of the aperture ruler is the middle of the hole ruler, and the bottom end of the main measuring ruler is flush with the top end of the detection platform.

[0011] As a further description of the above technical solution: the right end of the mouth-shaped block is fixedly connected with a connecting plate, and the bottom end of the connecting plate is fixedly connected with a moving block.

[0012] As a further description of the above technical solution: the adjustment assembly includes an adjusting rod, the left end of the adjusting rod passes through the right end of the fixed block and is fixedly connected to the first bevel gear, the outer top end of the first bevel gear is meshed and connected to the second bevel gear, the top end of the second bevel gear is fixedly connected to a screw rod, the top end of the screw rod passes through the top end of the fixed block and is fixedly connected to a limiting plate.

[0013] As a further description of the above technical solution: the outer side of the screw is threadedly connected to the middle part of the moving block.

[0014] The utility model has the following beneficial effects:

[0015] 1. In the utility model, the hole ruler is moved left and right to align with the hole on the workpiece, and the driving member drives the second gear to rotate so that the hole ruler moves downward and enters the hole. When the hole ruler contacts the workpiece and moves downward, the aperture ruler is always located at the top of the workpiece through the sliding relationship between the slider and the slide groove, which is convenient for measuring the aperture of the hole on the workpiece. The motor is driven to rotate the first gear, which drives the gear ring, the rotating shaft and the detection table to rotate synchronously. With the left and right movement of the movable block, the purpose of measuring the height of the holes at different parts of the workpiece and the aperture can be achieved.

[0016] 2. In the utility model, the first bevel gear is rotated by rotating the adjusting rod, driving the second bevel gear and the screw to rotate synchronously, so that the moving block drives the measuring plate to move up and down, and the existence of the connecting plate enables the measuring plate to be higher than the device height when moving upward, and a large workpiece is placed on the detection table, and then the bottom end of the measuring plate is made to contact the top end of the workpiece, so as to perform height detection on the workpiece that exceeds the height of the device. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] Figure 1 A three-dimensional schematic diagram of a workpiece height measuring device proposed by the utility model;

[0018] Figure 2 A cross-sectional view of a fixed block of a workpiece height measuring device proposed by the utility model;

[0019] Figure 3 This is a disassembled diagram of a detection platform and a support base of a workpiece height measuring device proposed by the utility model;

[0020] Figure 4 This is a split left view of a measuring plate of a workpiece height measuring device proposed by the utility model;

[0021] Figure 5 Based Figure 4 A magnified view of middle;

[0022] Figure 6 This is a disassembled diagram of a hole ruler and an aperture ruler of a workpiece height measuring device proposed by the utility model.

[0023] Legend:

[0024] 1. Base; 2. Support seat; 3. Testing table; 4. Rotating shaft; 5. Gear ring; 6. Motor; 7. Rotating shaft; 8. Gear one; 9. Fixed block; 10. Main measuring ruler; 11. Mouth block; 12. Measuring plate; 13. Slide one; 14. Movable block; 15. Slider one; 16. Hole ruler; 17. Rack; 18. Driving part; 19. Connecting shaft; 20. Gear two; 21. Slide two; 22. Slider two; 23. Aperture ruler; 24. Connecting plate; 25. Moving block; 26. Adjusting rod; 27. First bevel gear; 28. Second bevel gear; 29. ​​Screw; 30. Limit plate. DETAILED DESCRIPTION

[0025] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0026] Reference Figure 1-Figure 3 The utility model provides an embodiment: a workpiece height measuring device, including a base 1, a support base 2 is fixedly connected to the middle of the top of the base 1, a rotating shaft 4 is rotatably connected to the top of the support base 2, a gear ring 5 is fixedly connected to the outer end of the rotating shaft 4, a detection platform 3 is fixedly connected to the top of the rotating shaft 4, a motor 6 is fixedly connected to the front end of the support base 2 at the top of the base 1, a rotating shaft 7 is fixedly connected to the output end of the motor 6, a gear 8 is fixedly connected to the top of the rotating shaft 7, the outer end of the gear 8 is meshed with the outer end of the gear ring 5, a fixed block 9 is fixedly connected to the right end of the support base 2 at the top of the base 1, a main measuring ruler 10 is fixedly connected to the top left end of the fixed block 9, a measuring component is arranged at the outer end of the main measuring ruler 10, an adjusting component is arranged at the right end of the fixed block 9, and the outer end of the adjusting component is threadedly connected to the right end of the measuring component.

[0027] By adjusting the component to move the measuring component up and down, the height of the workpiece that exceeds the height of the device can be detected. The motor 6 is driven to rotate the gear 8, which drives the gear ring 5, the rotating shaft 4 and the detection table 3 to rotate synchronously. In conjunction with the measuring component, the purpose of measuring the height of holes in different parts of the workpiece and the aperture can be achieved.

[0028] Reference Figure 2 , Figure 4-Figure 6The measuring assembly includes a mouth-shaped block 11, the middle of the mouth-shaped block 11 is slidably connected to the main measuring ruler 10, the left end of the mouth-shaped block 11 is fixedly connected to a measuring plate 12, and the front and rear opposite sides of the measuring plate 12 are provided with a slide groove 13, a movable block 14 is arranged in the middle of the measuring plate 12, the front and rear ends of the movable block 14 are fixedly connected to a slider 15, and the two sliders 15 are respectively slidably connected to the slide groove 13 on the same side, the middle of the movable block 14 is slidably connected to a hole ruler 16, the rear end of the hole ruler 16 is fixedly connected to a rack 17, the left rear end of the movable block 14 is fixedly connected to a driving member 18, and the output end of the driving member 18 is fixedly connected to A connecting shaft 19, the right end of which passes through the left end of the movable block 14 and is fixedly connected to a gear 20 inside the movable block 14, the outer side of the gear 20 is meshed with the rack 17, and two slide grooves 21 are provided on the left and right ends of the hole ruler 16, and two sliders 22 are slidably connected inside the two slide grooves 21, and the two sliders 22 are fixedly connected to the far ends of the two sliders 22. The zero scale starting point of the aperture ruler 23 is the middle of the hole ruler 16, the bottom end of the main measuring ruler 10 is flush with the top of the detection table 3, the right end of the mouth-shaped block 11 is fixedly connected to a connecting plate 24, and the bottom end of the connecting plate 24 is fixedly connected to a moving block 25.

[0029] By moving the hole ruler 16 left and right to align it with the hole on the workpiece, the driving member 18 drives the gear 20 to rotate, so that the hole ruler 16 moves downward and enters the hole. When it contacts the bottom of the hole, the scale mark on the hole ruler 16 is observed. When the hole ruler 16 contacts the workpiece and moves downward, the aperture ruler 23 is always located at the top of the workpiece through the sliding relationship between the slider 22 and the slide groove 21, which is convenient for measuring the aperture of the hole on the workpiece, thereby achieving the effect of measuring the aperture while measuring the height of the hole on the workpiece.

[0030] Reference Figure 2 The adjustment assembly includes an adjustment rod 26, the left end of the adjustment rod 26 passes through the right end of the fixed block 9 and is fixedly connected to the first bevel gear 27, the outer top end of the first bevel gear 27 is meshed and connected to the second bevel gear 28, the top end of the second bevel gear 28 is fixedly connected to the screw rod 29, the top end of the screw rod 29 passes through the top end of the fixed block 9 and is fixedly connected to the limiting plate 30, and the outer side of the screw rod 29 is threadedly connected to the middle part of the moving block 25.

[0031] By rotating the adjusting rod 26, the first bevel gear 27 rotates, driving the second bevel gear 28 and the screw 29 to rotate synchronously, so that the moving block 25 drives the measuring plate 12 to move up and down, and the existence of the connecting plate 24 enables the measuring plate 12 to be higher than the device height when moving upward, and a large workpiece is placed on the detection table 3, and then the bottom end of the measuring plate 12 is made to contact the top of the workpiece, so as to perform height detection on the workpiece that exceeds the height of the device, and the limit plate 30 limits the highest point of the movement of the moving block 25.

[0032] Working principle: By rotating the adjusting rod 26, the movable block 25 drives the height of the measuring plate 12 to exceed the height of the measuring device, and then the workpiece is placed on the detection table 3, and then the bottom end of the measuring plate 12 contacts the top end of the workpiece, so as to detect the height of the workpiece exceeding the height of the device, and then the hole ruler 16 is moved left and right to align it with the hole on the workpiece, and the driving member 18 rotates to move the hole ruler 16 downward and enter the hole. When the hole ruler 16 contacts the workpiece and moves downward, the aperture ruler 23 is always located at the top of the workpiece through the sliding relationship between the slider 22 and the slide groove 21, which is convenient for measuring the aperture of the hole on the workpiece, and the motor 6 is driven to rotate the gear 18, drive the gear ring 5, the rotating shaft 4 and the detection table 3 to rotate synchronously, and cooperate with the left and right movement of the movable block 14 to facilitate the measurement of the hole height and aperture of different parts of the workpiece.

[0033] Finally, it should be noted that the above is only a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art can still modify the technical solutions described in the aforementioned embodiments or make equivalent substitutions for some of the technical features therein. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present invention should be included in the protection scope of the present invention.

Claims

1. A workpiece height measuring device, comprising a base (1), Features: The top middle part of the base (1) is fixedly connected to a support base (2); the top of the support base (2) is rotatably connected to a rotating shaft (4); the outer end of the rotating shaft (4) is fixedly connected to a gear ring (5); the top of the rotating shaft (4) is fixedly connected to a detection platform (3); the top of the base (1) is fixedly connected to a motor (6) at the front end of the support base (2); the output end of the motor (6) is fixedly connected to a rotating shaft (7); the top of the rotating shaft (7) is fixedly connected to a gear one (8); the outer end of the gear one (8) is meshingly connected to the outer end of the gear ring (5); the top of the base (1) is fixedly connected to a fixing block (9) at the right end of the support base (2); the top left end of the fixing block (9) is fixedly connected to a main measuring ruler (10); the outer end of the main measuring ruler (10) is provided with a measuring component; the right end of the fixing block (9) is provided with an adjusting component; the outer end of the adjusting component is threadedly connected to the right end of the measuring component.

2. A workpiece height measuring device according to claim 1, Features: The measuring assembly comprises a mouth-shaped block (11), the middle part of the mouth-shaped block (11) is slidably connected to the main measuring ruler (10), the left end of the mouth-shaped block (11) is fixedly connected to a measuring plate (12), the front and rear opposite sides of the measuring plate (12) are each provided with a slide groove (13), the middle part of the measuring plate (12) is provided with a movable block (14), the front and rear ends of the movable block (14) are each fixedly connected to a slider (15), and the two sliders (15) are respectively slidably connected to the same side slide groove (13).

3. A workpiece height measuring device according to claim 2, Features: A hole ruler (16) is slidably connected to the middle of the movable block (14), a rack (17) is fixedly connected to the rear end of the hole ruler (16), a driving member (18) is fixedly connected to the left rear end of the movable block (14), a connecting shaft (19) is fixedly connected to the output end of the driving member (18), the right end of the connecting shaft (19) passes through the left end of the movable block (14) and is fixedly connected to a second gear (20) inside the movable block (14), and the outer side of the second gear (20) is meshed with the rack (17).

4. A workpiece height measuring device according to claim 3, Features: The left and right ends of the hole ruler (16) are both provided with a second slide groove (21), the interiors of the two second slide grooves (21) are both slidably connected with a second slider (22), and the ends of the two sliders (22) that are away from each other are both fixedly connected with an aperture ruler (23).

5. A workpiece height measuring device according to claim 4, Features: The zero scale starting point of the aperture ruler (23) is the middle of the hole ruler (16), and the bottom end of the main measuring ruler (10) is flush with the top end of the detection platform (3).

6. A workpiece height measuring device according to claim 2, Features: The right end of the mouth-shaped block (11) is fixedly connected to a connecting plate (24), and the bottom end of the connecting plate (24) is fixedly connected to a moving block (25).

7. A workpiece height measuring device according to claim 1, Features: The adjustment assembly comprises an adjustment rod (26), the left end of the adjustment rod (26) passes through the right end of the fixed block (9) and is fixedly connected to a first bevel gear (27), the outer top end of the first bevel gear (27) is meshedly connected to a second bevel gear (28), the top end of the second bevel gear (28) is fixedly connected to a screw rod (29), and the top end of the screw rod (29) passes through the top end of the fixed block (9) and is fixedly connected to a limiting plate (30).

8. A workpiece height measuring device according to claim 7, Features: The outer side of the screw rod (29) is threadedly connected to the middle part of the moving block (25).

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