Clamping and fixing device for detecting gear

Abstract

The utility model relates to the field of gear detection, and discloses a clamping and fixing device for detecting a gear, which comprises a base, a sliding seat is fixedly connected to the top of the base, a vertical sliding groove is formed in the sliding seat, a sliding block is slidably connected to the interior of the vertical sliding groove, a longitudinal threaded rod is in threaded connection to the interior of the sliding block, and the longitudinal threaded rod is in threaded connection with the interior of the sliding block. A positioning assembly is fixedly connected to the right side of the sliding block, an inserting groove is formed in the right side of the sliding seat, fillet sliding grooves are formed in the front side and the rear side of the sliding seat, a sliding plate is slidably connected into the inserting groove, and a limiting block is fixedly connected to the right side of the sliding plate. According to the gear clamping device, the sliding plate, the limiting block and the rotating column are arranged to adjust the position of the limiting block and record the gear clamping position, meanwhile, the longitudinal threaded rod and the sliding block are arranged, the position of the marker post is convenient to adjust, and therefore the clamping positions of multiple sets of gears of different models can be conveniently recorded, rapid positioning can be achieved when the gears are clamped, and the detection efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the field of gear detection, in particular to a clamping and fixing device for detecting gears. Background Art

[0002] Gear testing is a key step to ensure the quality and performance of gear components in mechanical equipment. Gear testing refers to the process of inspecting and measuring gears and their transmission systems to ensure that the accuracy, wear status and other performance parameters of the gears meet the requirements of use. Currently, gear measuring instruments are commonly used to measure the geometric parameters and errors of gears.

[0003] When using a gear measuring instrument to detect gear accuracy, it is necessary to manually locate the gear clamping position. Due to the different models of the clamped gears, the gear clamping position will change, so each measurement requires repeated positioning. In order to reduce the time required for fixing the gears and quickly obtain the coordinates required for the corresponding gear clamping, a device for detecting gear clamping is proposed to solve the above problem. Utility Model Content

[0004] In order to make up for the above shortcomings, the utility model provides a device for detecting gear clamping and fixing, aiming to improve the problem that the clamping positions of different gears may change in the prior art.

[0005] In order to achieve the above purpose, the utility model adopts the following technical solutions:

[0006] A device for clamping and fixing a gear for testing comprises a base, a sliding seat is fixedly connected to the top of the base, a vertical sliding groove is provided inside the sliding seat, a sliding block is slidably connected inside the vertical sliding groove, and a longitudinal threaded rod is threadedly connected inside the sliding block;

[0007] The right side of the sliding block is fixedly connected with a positioning assembly, the right side of the sliding seat is provided with a slot, the front and rear sides of the sliding seat are provided with rounded sliding grooves, the inside of the slot is slidably connected with a sliding plate, the right side of the sliding plate is fixedly connected with a limiting block, and the back of the limiting block is provided with an arc-shaped slot;

[0008] A threaded groove is provided on the front side of the sliding plate, a threaded sleeve is threadedly connected inside the threaded groove, a rotating column is rotatably connected inside the threaded sleeve, a sliding groove is provided on the outer periphery of the rotating column, a limiting component is slidably connected inside the sliding groove, a silicone pad is fixedly connected to the inside of the slot, and a benchmark is fixedly connected to the left side of the sliding block.

[0009] As a further description of the above technical solution:

[0010] An observation door is hinged on the outside of the limit block, an elastic block is fixedly connected to the inner side of the right end of the observation door, a limit slot is provided on the right side of the limit block, a rectangular slot is provided inside the limit block, a limit rod is elastically connected to the inner side of the rectangular slot through a reset spring, and a pressure slot is provided on the inner side of the observation door.

[0011] As a further description of the above technical solution:

[0012] The upper and lower ends of the longitudinal threaded rod are rotatably connected inside the sliding seat.

[0013] As a further description of the above technical solution:

[0014] The positioning assembly comprises a limiting seat, the left side of which is fixedly connected to the right side of the sliding block, a limiting groove is provided inside the limiting seat, and an arc-shaped clamping block is elastically connected inside the limiting groove via a limiting spring.

[0015] As a further description of the above technical solution:

[0016] One end of the limit spring is fixedly connected to the inner side of the limit groove, and the other end of the limit spring is fixedly connected to the inner side of the arc-shaped clamping block. The outer periphery of the arc-shaped clamping block is slidably connected to the inside of the limit groove, and the outer side of the arc-shaped clamping block is clamped to the inner side of the arc-shaped clamping groove.

[0017] As a further description of the above technical solution:

[0018] The limiting assembly includes a slider, the outer periphery of which is slidably connected to the inside of the sliding groove, and the outer side of the slider is fixedly connected to a stop block, and the inner side of the stop block is in contact with the outer side of the silicone pad.

[0019] As a further description of the above technical solution:

[0020] The outer periphery of the stop block is threadedly connected to the inside of the threaded sleeve, the inside of the stop block is slidably connected to the outer periphery of the rotating column, and the outer periphery of the threaded sleeve is slidably connected to the inside of the rounded sliding groove.

[0021] As a further description of the above technical solution:

[0022] The left side of the elastic clamping block is clamped on the inner side of the limiting clamping slot.

[0023] As a further description of the above technical solution:

[0024] One end of the return spring is fixedly connected to the inner side of the rectangular groove, and the other end of the return spring is fixedly connected to the inner side of the limit rod. The outer periphery of the limit rod is slidably connected to the inside of the rectangular groove, and the front side of the limit rod contacts the front side of the pressure groove.

[0025] The utility model has the following beneficial effects:

[0026] 1. The utility model sets a sliding plate and a limit block, rotates the rotating column, and makes the block press against the silicone pad to adjust the position of the limit block to record the clamping position of the gear. At the same time, a longitudinal threaded rod and a sliding block are set to conveniently adjust the position of the benchmark, so that the clamping position of multiple groups of gears of different models can be conveniently recorded, so that the gear can be quickly positioned when clamped, thereby improving the detection efficiency.

[0027] 2. The utility model can conveniently place the label by setting the limit rod and the return spring. At the same time, the label can be quickly clamped by closing the observation door. At the same time, the gear model on the label can be seen through the observation door, thereby helping to quickly locate. BRIEF DESCRIPTION OF THE DRAWINGS

[0028] Figure 1 This is an overall front view of a device for detecting a gear clamping and fixing device proposed by the utility model;

[0029] Figure 2 This is a schematic cross-sectional view of the top surface of a sliding seat for detecting a gear clamping and fixing device proposed by the utility model;

[0030] Figure 3 This is a schematic cross-sectional view of the top surface of a limit seat for detecting a gear clamping and fixing device proposed by the utility model;

[0031] Figure 4 This is a schematic cross-sectional view of the top surface of a sliding plate for detecting a gear clamping and fixing device proposed by the utility model;

[0032] Figure 5 This is a right side cross-sectional schematic diagram of a limit block for detecting a gear clamping and fixing device proposed by the utility model;

[0033] Figure 6 It is an enlarged schematic diagram of the right side A part of a limit block for detecting a gear clamping and fixing device proposed by the utility model.

[0034] Legend:

[0035] 1. Base; 2. Sliding seat; 3. Vertical slide groove; 4. Sliding block; 5. Longitudinal threaded rod; 6. Limit seat; 7. Limit groove; 8. Limit spring; 9. Arc block; 10. Slot; 11. Rounded slide groove; 12. Sliding plate; 13. Limit block; 14. Arc groove; 15. Threaded groove; 16. Threaded sleeve; 17. Rotating column; 18. Sliding groove; 19. Sliding block; 20. Stop block; 21. Silicone pad; 22. Marking rod; 23. Observation door; 24. Elastic block; 25. Limit groove; 26. Rectangular groove; 27. Reset spring; 28. Limit rod; 29. ​​Press groove. DETAILED DESCRIPTION

[0036] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the accompanying drawings in the embodiments of the present invention.

[0037] Reference Figure 1-Figure 2 The utility model provides an embodiment: a device for detecting gear clamping and fixing, including a base 1 that plays a fixed supporting role, a sliding seat 2 is fixedly connected to the top of the base 1, a vertical slide groove 3 is opened inside the sliding seat 2, a sliding block 4 is slidably connected inside the vertical slide groove 3, the vertical slide groove 3 limits the sliding block 4 to only slide up and down along the inner wall of the vertical slide groove 3, a longitudinal threaded rod 5 is threadedly connected to the inside of the sliding block 4, a knob for convenient rotation is arranged on the top of the longitudinal threaded rod 5, and the longitudinal threaded rod 5 is rotated to drive the sliding block 4 to move up and down, and the upper and lower ends of the longitudinal threaded rod 5 are rotatably connected to the inside of the sliding seat 2, and a positioning component for determining the gear clamping position is fixedly connected to the right side of the sliding block 4.

[0038] Reference Figure 2-Figure 4 The positioning assembly includes a limit seat 6, the left side of the limit seat 6 is fixedly connected to the right side of the sliding block 4, a limit slot 7 is provided inside the limit seat 6, and two groups of limit slots 7 are provided, which are symmetrically arranged on the front and rear sides of the limit seat 6. The inner side of the limit slot 7 is elastically connected with an arc-shaped clamping block 9 through a limit spring 8. When the arc-shaped clamping block 9 is not subjected to force, the limit spring 8 pushes the arc-shaped clamping block 9 outward, one end of the limit spring 8 is fixedly connected to the inner side of the limit slot 7, and the other end of the limit spring 8 is fixedly connected to the inner side of the arc-shaped clamping block 9. The outer periphery of the arc-shaped clamping block 9 is slidably connected to the inner side of the limit slot 7, and the limit slot 7 limits the arc-shaped clamping block 9 to only It can slide back and forth along the inner wall of the limit groove 7. A slot 10 is provided on the right side of the sliding seat 2. Two groups of slots 10 are arranged, which are symmetrically arranged on the front and back of the right side of the sliding seat 2. Rounded slide grooves 11 are provided on the front and back sides of the sliding seat 2. The slot 10 and the rounded slide grooves 11 are connected. A sliding plate 12 is slidably connected inside the slot 10. Multiple groups of sliding plates 12 can be provided to record the clamping positions of multiple groups of gears of different models. A limit block 13 is fixedly connected to the right side of the sliding plate 12. An arc-shaped slot 14 is provided on the back of the limit block 13. The outer side of the arc-shaped block 9 is clamped on the inner side of the arc-shaped slot 14 to fix the limit seat 6.

[0039] Reference Figure 1 , Figure 2 and Figure 4A threaded groove 15 is provided on the front of the sliding plate 12, and a threaded sleeve 16 is threadedly connected inside the threaded groove 15. The threaded sleeve 16 can be fixed or removed by rotating the threaded sleeve 16. The outer periphery of the threaded sleeve 16 is slidably connected to the inside of the rounded slide groove 11. The rounded slide groove 11 limits the threaded sleeve 16 to only slide up and down along the inner wall of the rounded slide groove 11. A rotating column 17 is rotatably connected inside the threaded sleeve 16. A knob for convenient rotation is provided on the front of the rotating column 17. A sliding groove 18 is provided on the outer periphery of the rotating column 17. The sliding groove 18 is provided with four groups, which are evenly distributed in an annular shape on the outer periphery of the rotating column 17. A limiting assembly is slidably connected inside the sliding groove 18. The limiting assembly includes a slider 19. The outer periphery of the slider 19 is slidably connected to the inside of the sliding groove 18. A stopper 20 is fixedly connected to the outer side of the slider 19. The slider 19 and the sliding groove 18 enable the stopper 20 to rotate with the rotating column 17, and the stopper 20 can slide back and forth. The outer periphery of the stopper 20 is threadedly connected to the inside of the threaded sleeve 16. The stopper 20 rotates and can slide back and forth along the inner wall of the threaded sleeve 16. The inside of the stopper 20 is slidably connected to the outer periphery of the rotating column 17. A silicone pad 21 is fixedly connected to the inner side of the slot 10. The silicone pad 21 is relatively soft and can generate a certain friction force. The inner side of the stopper 20 contacts the outer side of the silicone pad 21. The stopper 20 squeezes the silicone pad 21, causing the silicone pad 21 to deform, thereby increasing the friction force and fixing the position of the sliding plate 12. A benchmark 22 indicating the gear clamping position is fixedly connected to the left side of the sliding block 4.

[0040] Reference Figure 1-Figure 3 An observation door 23 is hinged on the outside of the limit block 13, and a transparent observation window is arranged inside the observation door 23. An elastic block 24 is fixedly connected to the inner side of the right end of the observation door 23. The elastic block 24 has a certain elasticity and can be deformed when squeezed. A limit card slot 25 is arranged on the right side of the limit block 13, and the left side of the elastic block 24 is clamped on the inner side of the limit card slot 25 to fix the observation door 23. A rectangular groove 26 is arranged inside the limit block 13. Four groups of rectangular grooves 26 are arranged, which are linearly and evenly distributed at the four corners of the limit block 13. The inner side of the rectangular groove 26 is elastically connected to the limit rod 28 through a reset spring 27. When the limit rod 28 is not subjected to force, the reset spring 27 will push the limit rod 28 outward. The limit rod 28 can be moved sideways, and a label can be placed inside the limit rod 28. One end of the return spring 27 is fixedly connected to the inner side of the rectangular groove 26, and the other end of the return spring 27 is fixedly connected to the inner side of the limit rod 28. The outer periphery of the limit rod 28 is slidably connected to the inside of the rectangular groove 26. The rectangular groove 26 restricts the limit rod 28 to only slide back and forth along the inner wall of the rectangular groove 26. A pressing groove 29 is opened on the inner side of the observation door 23, and four groups of pressing grooves 29 are arranged. When the observation door 23 is closed, the position of the pressing groove 29 is opposite to the position of the limit rod 28, and the front side of the limit rod 28 contacts the front side of the pressing groove 29, which presses the limit rod 28, so that the limit rod 28 moves inward, and the label placed inside the limit rod 28 is clamped.

[0041] Working principle: When you want to quickly set the gear clamping position, first clamp the gear to the gear measuring instrument, then rotate the longitudinal threaded rod 5, the longitudinal threaded rod 5 drives the sliding block 4 to slide upward, the sliding block 4 drives the benchmark 22 to move upward, when the benchmark 22 contacts the clamping position of the gear, stop rotating the longitudinal threaded rod 5, insert the sliding plate 12 into the slots 10 above and below the corresponding position, and install the threaded sleeve 16 into the threaded groove 15 inside the sliding plate 12, tighten the threaded sleeve 16, and move the sliding plate 12 up and down. Plate 12, so that the arc block 9 is stuck into the inside of the arc slot 14, at this time, the rotating column 17 is rotated, and the rotating column 17 drives the block 20 to rotate through the sliding groove 18 and the slider 19, and the block 20 moves inward along the inner wall of the threaded sleeve 16, squeezing the silicone pad 21, fixing the sliding plate 12, and thus fixing the limit block 13, and then, the longitudinal threaded rod 5 is rotated to make the arc block 9 stuck into the corresponding arc slot 14, and the clamping position can be determined. By placing multiple sliding plates 12, multiple sets of position data can be recorded. When it is convenient to record the gear model at the corresponding position, open the observation door 23, the limit rod 28 is not forced to reset the spring 27 will push the limit rod 28 to move outward, and the corresponding gear model is placed inside the limit rod 28, and the observation door 23 is closed. At this time, the pressure groove 29 will squeeze the limit rod 28 to move inward, and the limit rod 28 will clamp the label, and the clamping position of the corresponding gear model can be observed through the transparent window inside the observation door 23.

Claims

1. A device for clamping and fixing a gear for testing, comprising a base (1), characterized in that: The top of the base (1) is fixedly connected to a sliding seat (2), a vertical sliding groove (3) is provided inside the sliding seat (2), a sliding block (4) is slidably connected inside the vertical sliding groove (3), and a longitudinal threaded rod (5) is threadedly connected inside the sliding block (4); The right side of the sliding block (4) is fixedly connected with a positioning assembly, the right side of the sliding seat (2) is provided with a slot (10), the front and rear sides of the sliding seat (2) are provided with rounded sliding grooves (11), the interior of the slot (10) is slidably connected with a sliding plate (12), the right side of the sliding plate (12) is fixedly connected with a limiting block (13), and the back side of the limiting block (13) is provided with an arc-shaped slot (14); The front side of the sliding plate (12) is provided with a thread groove (15), the thread groove (15) is internally threadedly connected with a thread sleeve (16), the thread sleeve (16) is internally rotatably connected with a rotating column (17), the outer periphery of the rotating column (17) is provided with a sliding groove (18), the sliding groove (18) is internally slidably connected with a limiting component, the inner side of the slot (10) is fixedly connected with a silicone pad (21), and the left side of the sliding block (4) is fixedly connected with a benchmark (22).

2. The device for clamping and fixing a gear for detection according to claim 1 is characterized in that: An observation door (23) is hingedly connected to the outer side of the limit block (13); an elastic clamping block (24) is fixedly connected to the inner side of the right end of the observation door (23); a limit clamping groove (25) is provided on the right side of the limit block (13); a rectangular groove (26) is provided inside the limit block (13); a limit rod (28) is elastically connected to the inner side of the rectangular groove (26) via a return spring (27); and a pressing groove (29) is provided inside the observation door (23).

3. The device for clamping and fixing a gear for detection according to claim 1, characterized in that: The upper and lower ends of the longitudinal threaded rod (5) are rotatably connected to the inside of the sliding seat (2).

4. The device for clamping and fixing a gear for detection according to claim 1, characterized in that: The positioning assembly comprises a limit seat (6), the left side of the limit seat (6) is fixedly connected to the right side of the sliding block (4), a limit slot (7) is provided inside the limit seat (6), and the inner side of the limit slot (7) is elastically connected to an arc-shaped clamping block (9) via a limit spring (8).

5. The device for clamping and fixing a gear for detection according to claim 4 is characterized in that: One end of the limit spring (8) is fixedly connected to the inner side of the limit groove (7), and the other end of the limit spring (8) is fixedly connected to the inner side of the arc-shaped clamping block (9). The outer periphery of the arc-shaped clamping block (9) is slidably connected to the inside of the limit groove (7), and the outer side of the arc-shaped clamping block (9) is clamped to the inner side of the arc-shaped clamping groove (14).

6. The device for clamping and fixing a gear for testing according to claim 1, characterized in that: The limit assembly comprises a slider (19), the outer periphery of which is slidably connected to the inside of the sliding groove (18), and the outer side of the slider (19) is fixedly connected to a stop block (20), and the inner side of the stop block (20) is in contact with the outer side of the silicone pad (21).

7. The device for clamping and fixing a gear for detection according to claim 6 is characterized in that: The outer periphery of the stop block (20) is threadedly connected to the inside of the threaded sleeve (16), the inside of the stop block (20) is slidably connected to the outer periphery of the rotating column (17), and the outer periphery of the threaded sleeve (16) is slidably connected to the inside of the rounded sliding groove (11).

8. The device for clamping and fixing a gear for testing according to claim 2 is characterized in that: The left side of the elastic clamping block (24) is clamped on the inner side of the limiting clamping groove (25).

9. The device for clamping and fixing a gear for detection according to claim 2, characterized in that: One end of the return spring (27) is fixedly connected to the inner side of the rectangular groove (26), and the other end of the return spring (27) is fixedly connected to the inner side of the limit rod (28). The outer periphery of the limit rod (28) is slidably connected to the inside of the rectangular groove (26), and the front side of the limit rod (28) contacts the front side of the pressure groove (29).

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