Rigid wheel aperture detection equipment

Abstract

The utility model discloses rigid wheel aperture detection equipment, and relates to the technical field of rigid wheel detection, and the equipment comprises a bottom plate, the upper surface of the bottom plate is fixedly provided with a placement rack, the upper surface of the placement rack is fixedly provided with a positioning column, the upper part of the placement rack is provided with a detection frame, the detection frame is internally provided with a bidirectional lead screw in a rotating manner, and one side of the detection frame is provided with a knob in a rotating manner. The detection frame is provided with a rotary knob, one end of the rotary knob penetrates through the detection frame and is fixedly connected with the bidirectional lead screw, the outer surface of the bidirectional lead screw is symmetrically sleeved with moving blocks in a threaded mode, and pointers are fixedly arranged on the sides, close to the outer side, of the upper surfaces of the moving blocks. An operator only needs to rotate the knob to enable the abutting rod to make contact with the inner wall of the hole diameter, then the scale value is directly read, hole diameter data can be obtained, complex electronic reading equipment is not needed, the requirement for professional skills of the operator is lowered, and meanwhile the equipment cost is reduced.

Description

TECHNICAL FIELD

[0001] The application relates to a rigid wheel aperture detection device. BACKGROUND

[0002] The harmonic gear transmission is composed of a rigid wheel, a flexible wheel and a wave generator, the wave generator is installed in the flexible wheel, when the wave generator rotates, the flexible wheel is forced to produce elastic deformation, so that the rigid wheel and the flexible wheel realize meshing and disengaging in a specific area, the rigid wheel is fixed or used as an output component, and interacts with the flexible wheel, through the special meshing mode, the transmission function of speed reduction or speed increase is realized.

[0003] However, the prior art still has the following problems:

[0004] The rigid wheel aperture detection device of the prior art is inconvenient to operate, and the detection structure is relatively complex, for example, a high-precision grating ruler, a laser interferometer and the like are matched with professional data acquisition cards and processing software to obtain aperture data, an operator needs to not only be familiar with the operation process of the complex electronic equipment, but also master the data analysis method of the professional software, which is extremely high in requirement for the professional skill of the operator, and ordinary workers are often difficult to quickly get started, resulting in low equipment use efficiency; and once the electronic equipment fails, the maintenance difficulty is high, the cost is high, the downtime is long, and the production progress is seriously affected.

[0005] In view of the above-mentioned related technologies, the application provides a rigid wheel aperture detection device to solve the above-mentioned problems. CONTENT OF THE UTILITY MODEL

[0006] The application aims to provide a rigid wheel aperture detection device to improve the problem that the rigid wheel aperture detection device is inconvenient to operate.

[0007] The rigid wheel aperture detection device provided by the application adopts the following technical scheme:

[0008] A rigid wheel aperture detection device, comprising a bottom plate, a placing rack is fixedly arranged on the upper surface of the bottom plate, a positioning column is fixedly arranged on the upper surface of the placing rack, a detection frame is arranged above the placing rack, a bidirectional screw rod is rotatably arranged in the detection frame, a knob is rotatably arranged on one side of the detection frame, one end of the knob penetrates through the detection frame and is fixedly connected with the bidirectional screw rod, a moving block is symmetrically screwed on the outer surface of the bidirectional screw rod, a pointer is fixedly arranged on the outer side of the upper surface of the moving block, a resisting rod is fixedly arranged on the outer side of the lower surface of the moving block, and a scale is arranged on one side of the upper surface of the detection frame for cooperation with the pointer.

[0009] By adopting the technical scheme, an operator can conveniently manually rotate the knob, drive the bidirectional screw rod to rotate, make the abutting rod on the moving block contact the inner wall of the hole diameter of the rigid wheel, and then intuitively read the hole diameter data according to the cooperation of the pointer and the scale, so that simple and efficient hole diameter measurement operation is realized.

[0010] Optionally, the upper surface of the bottom plate is provided with a DC motor, the output end of the DC motor is fixedly provided with a gear, the lower surface of the gear is rotationally connected with the bottom plate, the outer surface of the gear is symmetrically meshingly connected with a toothed plate, the upper surface of the toothed plate is fixedly provided with a vertical rod on the outer side, the upper surface of the placing rack is symmetrically provided with a moving groove matched with the vertical rod, the upper end of the vertical rod is connected with a clamping arc plate through a bolt, and the two clamping arc plates are mirror image distributed, and the lower surface of the clamping arc plate is movably contacted with the placing rack.

[0011] By adopting the technical scheme, the gear is driven to rotate by the DC motor when the DC motor works, and then the toothed plate is driven to move towards each other, so that the vertical rod drives the clamping arc plate to stably clamp the rigid wheel on the placing rack, the displacement of the rigid wheel is prevented during the detection process, and the measurement accuracy is improved.

[0012] Optionally, the upper surface of the bottom plate is symmetrically fixedly provided with an electric push rod, and the output end of the electric push rod is fixedly connected with the detection frame.

[0013] By adopting the technical scheme, the electric push rod can flexibly push the detection frame to ascend or descend according to actual needs, the rigid wheel hole diameters at different height positions can be accurately detected, and the universality and adaptability of the equipment are enhanced.

[0014] Optionally, a limiting column is fixedly arranged in the detection frame and penetrates the moving block.

[0015] By adopting the technical scheme, the limiting column penetrates the moving block, effectively restricts the movement track of the moving block, and makes the moving block only move linearly along the limiting column, so that the displacement and shaking of the moving block during the driving process of the bidirectional screw rod are avoided, and the measurement accuracy of the abutting rod is ensured.

[0016] Optionally, a sliding groove is arranged on the upper surface of the detection frame, and the pointer is clamped in the sliding groove.

[0017] By adopting the technical scheme, the sliding groove provides stable guidance for the pointer, the pointer is clamped in the sliding groove, the pointer always keeps vertical and stable during the movement, the operator can read the scale more accurately, and the reading error is reduced.

[0018] Optionally, clamping plates are symmetrically fixedly arranged on the two sides of the moving block and clamped in the detection frame.

[0019] By adopting the technical scheme, the card plate is in the detection frame, and the moving block is assisted to keep stable when moving, the excess degree of freedom of the moving block is further limited, the measurement error caused by shaking of the moving block is reduced, and the overall detection precision is improved.

[0020] Optionally, the upper surface of the bottom plate is fixedly provided with a guard plate, and the guard plate is fixedly connected with the DC motor.

[0021] By adopting the technical scheme, the guard plate is fixed on the bottom plate and connected with the DC motor, which can prevent foreign matters from colliding with the DC motor, plays a protection role, does not hinder observation of the running state of the motor, ensures stable operation of the motor, and guarantees smooth clamping action.

[0022] Optionally, the lower surface of the tooth plate is fixedly provided with a sliding strip, and the sliding strip is clamped on the bottom plate.

[0023] By adopting the technical scheme, the sliding strip is clamped on the bottom plate, which provides accurate linear guidance for movement of the tooth plate, so that the tooth plate can smoothly and accurately drive the clamping arc plate to move under the drive of the gear, and the clamping precision of the Geneva wheel is ensured.

[0024] In summary, the present application has at least one of the following beneficial technical effects:

[0025] 1. By adopting the measurement mode of cooperation of the pointer and the scale, the operator only needs to rotate the knob to make the abutment rod contact the inner wall of the aperture, and then directly read the scale value to obtain the aperture data, and the fixed clamping structure is combined, the operation process is simple and easy to understand, without the need for complex electronic reading equipment, the professional skill requirement for the operator is reduced, and the equipment cost is also reduced. BRIEF DESCRIPTION OF DRAWINGS

[0026] Figure 1 is a schematic diagram of the overall structure of the present application.

[0027] Figure 2 is an exploded view of the bottom plate and the placing rack of the present application.

[0028] Figure 3 is a schematic diagram of the detection frame of the present application.

[0029] In the figure, 1 is a bottom plate, 2 is a placing rack, 21 is a gear, 22 is a tooth plate, 23 is a vertical rod, 24 is a clamping arc plate, 25 is a moving groove, 26 is a guard plate, 27 is a sliding strip, 28 is a DC motor, 29 is a positioning column, 3 is a detection frame, 31 is a bidirectional screw, 32 is a knob, 33 is a moving block, 34 is a pointer, 35 is an abutment rod, 36 is a scale, 37 is a limiting column, 38 is a sliding groove, 39 is a card plate, and 4 is an electric push rod. DETAILED DESCRIPTION

[0030] The following will be described in combination with the accompanying Figure 1- attached Figure 3 The application is further described in detail.

[0031] Embodiments

[0032] A rigid wheel aperture detection device, referring to Figures 1-3 , including the bottom plate 1, the upper surface of the bottom plate 1 is fixedly provided with a placing rack 2, the placing rack 2 is selected from a shock-absorbing alloy material, the surface thereof is subjected to sanding treatment to increase the friction force and prevent the rigid wheel from sliding accidentally, the upper surface of the placing rack 2 is fixedly provided with a positioning column 29, the top end of the positioning column 29 is in a smooth semispherical shape, which facilitates the rapid sleeving of the rigid wheel and realizes preliminary positioning, and reduces the abrasion when the rigid wheel contacts the positioning column, a detection frame 3 is arranged above the placing rack 2, the upper surface of the bottom plate 1 is fixedly provided with an electric push rod 4 in a symmetrical manner, and the output end of the electric push rod 4 is fixedly connected with the detection frame 3, first, the rigid wheel is placed on the placing rack 2, the positioning column 29 on the upper surface of the placing rack 2 plays a preliminary positioning role, which ensures that the position of the rigid wheel is relatively fixed during the detection process and reduces the measurement error, after clamping and fixing, the electric push rod 4 is started, the output end of the electric push rod 4 pushes the detection frame 3 to ascend or descend, so as to adjust the height position of the detection frame 3 relative to the rigid wheel, so that the detection mechanism can accurately align the aperture position of the rigid wheel and facilitate the aperture measurement, the electric push rod 4 can flexibly adjust the height of the detection frame 3 according to different specifications of the rigid wheel or actual detection requirements, which enhances the versatility of the device and can be applicable to the aperture detection of rigid wheels of various sizes and reduces the inconvenience caused by the height difference of workpieces.

[0033] Refer to Figure 3The detection frame 3 is provided with a bidirectional screw 31 rotatingly arranged in the detection frame 3, and a knob 32 is arranged on one side of the detection frame 3 and penetrates through the detection frame 3 and is fixedly connected with the bidirectional screw 31, the outer surface of the bidirectional screw 31 is symmetrically sleeved with a moving block 33, the moving block 33 is in the shape of a cuboid and is made of wear-resistant nylon material, so that the structure strength is ensured and the moving block 33 is light in weight, smooth in movement, and not easy to scratch the internal structure of the detection frame 3, a limiting column 37 is fixedly arranged in the detection frame 3 and penetrates through the moving block 33, a pointer 34 is fixedly arranged on the outer side of the upper surface of the moving block 33, a resisting rod 35 is fixedly arranged on the outer side of the lower surface of the moving block 33, and a scale 36 is arranged on one side of the upper surface of the detection frame 3 and is used in cooperation with the pointer 34, an operator rotates the knob 32, the knob 32 drives the bidirectional screw 31 to rotate, the moving block 33 is symmetrically sleeved on the bidirectional screw 31 and is limited by the limiting column 37 to move linearly, when the bidirectional screw 31 rotates, the two moving blocks 33 move synchronously in opposite directions, the resisting rod 35 on the lower surface of the moving block 33 moves with the moving block 33, and when the resisting rod 35 contacts the inner walls of the gear hole, the rotation of the knob 32 is stopped, at this time, the position of the pointer 34 on the upper surface of the moving block 33 on the scale 36 on the upper surface of the detection frame 3 is observed, the size of the gear hole can be obtained by reading the scale value and combining the initial interval of the resisting rod 35.

[0034] With reference to Figure 3 A sliding groove 38 is formed in the upper surface of the detection frame 3, the pointer 34 is clamped in the sliding groove 38, clamping plates 39 are symmetrically fixed on the two sides of the moving block 33 and are clamped in the detection frame 3, the pointer 34 slides in the sliding groove 38, the stability of the movement of the pointer 34 is improved, and the clamping plates 39 further improve the stability of the movement of the moving block 33, so that the accuracy of detection is improved.

[0035] With reference to Figure 2The upper surface of the bottom plate 1 is provided with a DC motor 28, the upper surface of the bottom plate 1 is fixedly provided with a guard plate 26, the guard plate 26 is fixedly connected with the DC motor 28, the output end of the DC motor 28 is fixedly provided with a gear 21, the lower surface of the gear 21 is rotationally connected with the bottom plate 1, the outer surface of the gear 21 is symmetrically meshingly connected with a toothed plate 22, the lower surface of the toothed plate 22 is fixedly provided with a sliding strip 27, the sliding strip 27 is clamped on the bottom plate 1, the upper surface of the toothed plate 22 is fixedly provided with a vertical rod 23 on the outer side, the upper surface of the placing frame 2 is symmetrically provided with a moving groove 25 matched with the vertical rod 23, the upper end of the vertical rod 23 is connected with a clamping arc plate 24 through a bolt, the bolt is a high-strength internal hexagonal bolt, the connection is firm, the clamping arc plate 24 is convenient to disassemble and replace, so that different sizes of rigid wheels can be adapted, the two clamping arc plates 24 are mirror image distributed, the lower surface of the clamping arc plate 24 is movably contacted with the placing frame 2, the DC motor 28 is started, the DC motor 28 drives the gear 21 to rotate, because the gear 21 is meshingly connected with the symmetrically arranged toothed plate 22, when the gear 21 rotates, the toothed plate 22 moves inward along the guiding structure of the sliding strip 27 on the bottom plate 1, the vertical rod 23 on the upper surface of the toothed plate 22 moves synchronously with the toothed plate 22, and then drives the clamping arc plates 24 connected with the upper end of the vertical rod 23 to move close to each other, finally, the two clamping arc plates 24 tightly clamp the rigid wheel, the rigid wheel is further fixed, and displacement of the rigid wheel in the subsequent detection process will not occur, through cooperation of the positioning column 29 and the clamping arc plate 24, double positioning and stable clamping of the rigid wheel are realized, measurement errors caused by shaking and displacement of the rigid wheel in the detection process are avoided, and the accuracy of measurement data is ensured, which is very important for high-precision rigid wheel aperture detection.

[0036] The implementation principle of the embodiment of the application is that: first, the rigid wheel is placed on the placing frame 2, the positioning column 29 on the upper surface of the placing frame 2 plays a preliminary positioning role, the position of the rigid wheel in the detection process is relatively fixed, and measurement errors are reduced;

[0037] The DC motor 28 is started, the DC motor 28 drives the gear 21 to rotate, because the gear 21 is meshingly connected with the symmetrically arranged toothed plate 22, when the gear 21 rotates, the toothed plate 22 moves inward along the guiding structure of the sliding strip 27 on the bottom plate 1, the vertical rod 23 on the upper surface of the toothed plate 22 moves synchronously with the toothed plate 22, and then drives the clamping arc plates 24 connected with the upper end of the vertical rod 23 to move close to each other, finally, the two clamping arc plates 24 tightly clamp the rigid wheel, the rigid wheel is further fixed, and displacement of the rigid wheel in the subsequent detection process will not occur;

[0038] After clamping and fixing, the electric push rod 4 is started, the output end of the electric push rod 4 drives the detection frame 3 to rise or fall, so that the height position of the detection frame 3 relative to the rigid wheel is adjusted, the detection mechanism can be accurately aligned with the aperture position of the rigid wheel, and aperture measurement is facilitated;

[0039] The operator rotates the knob 32, the knob 32 drives the bidirectional screw rod 31 to rotate, because the bidirectional screw rod 31 is sleeved with the moving block 33 on the symmetrical screw thread, and the moving block 33 is limited by the limiting column 37 and can only move linearly, when the bidirectional screw rod 31 rotates, the two moving blocks 33 will move in the opposite direction synchronously, the abutting rod 35 on the lower surface of the moving block 33 moves with the moving block 33, when the abutting rod 35 contacts the two sides of the inner wall of the rigid wheel aperture, the rotating knob 32 is stopped, at this time, the pointer 34 on the upper surface of the moving block 33 points to the position on the scale 36 on the upper surface of the detection frame 3, by reading the scale value and combining the initial interval of the abutting rod 35, the size of the rigid wheel aperture can be obtained.

[0040] The embodiments of the specific implementation are the preferred embodiments of the application, and are not limited to the protection scope of the application, wherein the same parts are indicated by the same reference numerals. Therefore: any equivalent changes made according to the structure, shape, principle of the application should be covered in the protection scope of the application.

Claims

1. A pin roller aperture detection apparatus comprising a base plate (1) characterised in that: The upper surface of the bottom plate (1) is fixedly provided with a placing rack (2), the upper surface of the placing rack (2) is fixedly provided with a positioning column (29), the upper surface of the placing rack (2) is provided with a detection frame (3), the detection frame (3) is rotatably provided with a bidirectional screw rod (31), one side of the detection frame (3) is rotatably provided with a knob (32), one end of the knob (32) penetrates the detection frame (3) and is fixedly connected with the bidirectional screw rod (31), the outer surface of the bidirectional screw rod (31) is symmetrically sleeved with a moving block (33), the upper surface of the moving block (33) is fixedly provided with a pointer (34) on the outer side, the lower surface of the moving block (33) is fixedly provided with a stop rod (35) on the outer side, and the upper surface of the detection frame (3) is provided with a scale (36) matched with the pointer (34).

2. The rigid wheel aperture inspection apparatus of claim 1, wherein: The upper surface of the bottom plate (1) is provided with a DC motor (28), the output end of the DC motor (28) is fixedly provided with a gear (21), the lower surface of the gear (21) is rotatably connected with the bottom plate (1), the outer surface of the gear (21) is symmetrically meshed with a toothed plate (22), the upper surface of the toothed plate (22) is fixedly provided with a vertical rod (23) on the outer side, the upper surface of the placing rack (2) is symmetrically provided with a moving groove (25) matched with the vertical rod (23), the upper end of the vertical rod (23) is connected with a clamping arc plate (24) through bolt cooperation, and the two clamping arc plates (24) are mirror image distributed, and the lower surface of the clamping arc plate (24) is movably contacted with the placing rack (2).

3. The gear aperture inspection apparatus of claim 1, wherein: The upper surface of the bottom plate (1) is fixedly provided with an electric push rod (4), and the output end of the electric push rod (4) is fixedly connected with the detection frame (3).

4. The gear aperture inspection apparatus of claim 1, wherein: The detection frame (3) is fixedly provided with a limiting column (37), and the limiting column (37) penetrates the moving block (33).

5. The gear aperture inspection apparatus of claim 1, wherein: The upper surface of the detection frame (3) is provided with a sliding groove (38), and the pointer (34) is clamped in the sliding groove (38).

6. The gear aperture inspection apparatus of claim 1, wherein: The two sides of the moving block (33) are fixedly provided with clamping plates (39) symmetrically, and the clamping plates (39) are clamped in the detection frame (3).

7. The gear aperture inspection apparatus of claim 2, wherein: The upper surface of the bottom plate (1) is fixedly provided with a guard plate (26), and the guard plate (26) is fixedly connected with the DC motor (28).

8. The gear aperture inspection apparatus of claim 2, wherein: The lower surface of the toothed plate (22) is fixedly provided with a sliding strip (27), and the sliding strip (27) is clamped on the bottom plate (1).

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