Planet carrier testing fixture

Abstract

The utility model provides a planet carrier testing fixture, and relates to the technical field of planet carrier testing fixtures, the planet carrier testing fixture comprises a frame and a support column, the top of the frame is fixedly provided with an electric telescopic rod, and the output end of the electric telescopic rod is fixedly provided with a fixed shell. According to the utility model, by arranging the fixing shell, the clamping block, the insertion hole, the fixing frame, the preformed hole, the insertion column, the limiting ring, the pull handle, the reset spring and other structures, the pull handle is pulled to drive the insertion column to slide in the preformed hole, and the insertion column can drive the limiting ring to extrude the reset spring towards the inner side of the fixing frame in the sliding process; after being extruded for a certain distance, the insertion columns can be far away from the insertion holes, the clamping blocks can slide off from the interior of the fixing shell, the detection columns can be replaced after sliding off, the detection assembly can be disassembled and replaced, and then planet carriers of different specifications can be detected conveniently; the situation that the whole device needs to be replaced when planet carriers of different specifications are detected is effectively avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of planetary frame inspection tools, in particular to a planetary frame inspection tool. Background Art

[0002] The planetary carrier inspection fixture is a tool and equipment used to detect, measure and verify the size, shape and assembly quality of each component in the planetary gear system. Publication No. CN219037842U discloses a planetary carrier inspection fixture for a tractor, including a working box, a fixed box is fixedly connected to the inner wall of the working box, a reduction motor is fixedly connected to the lower end face of the fixed box, the output end of the reduction motor passes through the lower end face of the fixed box and is fixedly connected to a worm, the worm is meshed with a worm wheel, a bidirectional threaded rod is horizontally fixed and inserted in the center of the worm wheel, and two threaded sleeves are symmetrically meshed on the bidirectional threaded rod. The utility model can drive the bidirectional threaded rod to rotate through the matching arrangement of the reduction motor, the worm and the worm wheel, and the bidirectional threaded rod can drive the cross plate to move downward through the threaded sleeve and the connecting rod. The cross plate will move downward through the T-bar, the second inspection rod and the first inspection rod. The diameter of the shaft hole on the planetary carrier body can be detected through the first inspection rod and the second inspection rod, and the detection is relatively convenient and fast, thereby improving the production speed. However, the detection component on the planetary carrier inspection fixture is not provided with a disassembly structure, so that the planetary carrier inspection fixture can only inspect planetary carriers of one specification, and the entire equipment needs to be replaced when inspecting planetary carriers of different specifications, which is cumbersome to operate and reduces the use effect of the planetary carrier inspection fixture. The planetary carrier inspection fixture still has shortcomings and needs to be improved. Utility Model Content

[0003] The purpose of the utility model is to solve the technical problems raised in the above background technology.

[0004] The utility model adopts the following technical scheme: a planetary frame inspection fixture, comprising a frame and a supporting column, an electric telescopic rod is fixedly installed on the top of the frame, a fixed shell is fixedly installed on the output end of the electric telescopic rod, a card block is slidably connected to the inside of the fixed shell, a mounting plate is fixedly installed on the bottom of the card block, a detection column is symmetrically fixedly installed on the bottom of the mounting plate, a plug hole is penetrated through the inside of the card block and the fixed shell, a fixed frame is fixedly installed on one side of the fixed shell, a reserved hole is penetrated through the outside of the fixed frame, a plug column is slidably connected to the inside of the reserved hole, a limiting ring is fixedly installed on the outer wall of the plug column, a handle is fixedly installed on the outer wall of the plug column away from the reserved hole, a reset spring is sleeved on the outer wall of the plug column, and a placement groove is provided on the inner surface of the frame.

[0005] Preferably, the plug post is slidably connected to the plug hole. Here, the fixing effect between the fixing shell and the block is improved by the sliding connection.

[0006] Preferably, one end of the return spring is fixedly connected to the limiting ring, and the other end of the return spring is fixedly connected to the fixing frame. Here, the use effect of the return spring is improved by the fixed connection.

[0007] Preferably, the number of the support columns is four groups, the four groups of support columns are located at the bottom of the frame, and the four groups of support columns are fixedly connected to the frame. Here, the stability of the frame during use is improved by the fixed connection.

[0008] Preferably, a stabilizing block is fixedly mounted on the bottom end of the support column, and the stabilizing block is in a truncated cone shape. Here, the truncated cone-shaped stabilizing block improves the stability of the support column when in use.

[0009] Preferably, a fixing plate is symmetrically fixedly installed on the inner surface of the frame, a threaded rod is connected to the internal thread of the fixing plate, a clamping ring is fixedly installed on one end of the threaded rod, a turntable is fixedly installed on the end of the threaded rod away from the clamping ring, and a limiting column is symmetrically fixedly installed on the side of the clamping ring close to the threaded rod. Here, by rotating the turntable in sequence to drive the threaded rod to rotate inside the fixing plate, the threaded rod will cause its clamping ring to drive the limiting column to slide inside the fixing plate during the rotation process, and the clamping ring will clamp and fix the planet carrier after sliding a certain distance, thereby effectively preventing the planet carrier from deviating during the detection process and improving the stability of the planet carrier during detection.

[0010] Preferably, the limiting column is slidably connected to the fixing plate, and a rubber strip is evenly fixedly installed on the inner wall of the clamping ring. Here, the limiting effect of the clamping ring is improved by the sliding connection, and the rubber strip not only improves the protection effect of the planet carrier, but also increases the friction force on the planet carrier.

[0011] Compared with the prior art, the advantages and positive effects of the utility model are:

[0012] 1. In the utility model, a fixed shell, a card block, a socket, a fixed frame, a reserved hole, a plug column, a limit ring, a pull handle and a reset spring are set. By pulling the pull handle, the plug column is driven to slide inside the reserved hole. During the sliding process, the plug column will drive the limit ring to squeeze the reset spring toward the inside of the fixed frame. After being squeezed for a certain distance, the plug column will move away from the socket. After moving away, the card block will slide from the inside of the fixed shell. After sliding, the detection column can be replaced. This structure can disassemble and replace the detection component, thereby making it convenient to detect planetary racks of different specifications, and effectively avoiding the need to replace the entire equipment when detecting planetary racks of different specifications.

[0013] 2. In the utility model, a fixed plate, a threaded rod, a clamping ring, a limit column and a turntable are provided. One end of the planet carrier in a cylindrical shape is placed in the placement groove, and then the turntable is rotated in sequence. The turntable drives the threaded rod to rotate inside the fixed plate. During the rotation of the threaded rod, the clamping ring drives the limit column to slide inside the fixed plate. After sliding a certain distance, the clamping ring clamps and fixes the planet carrier, thereby effectively preventing the planet carrier from deviating during the detection process and improving the stability of the planet carrier during detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 The utility model provides a schematic diagram of the overall structure of a planetary carrier inspection fixture;

[0015] Figure 2 A schematic diagram of a partial explosion structure of a planet carrier inspection fixture is provided for the utility model;

[0016] Figure 3 The utility model proposes a planetary carrier inspection fixture Figure 2 Enlarged view of point A in the middle;

[0017] Figure 4 The utility model provides a top view of a planet carrier inspection fixture.

[0018] Legend:

[0019] 1. Frame; 2. Support column; 3. Electric telescopic rod; 4. Fixed shell; 5. Block; 6. Mounting plate; 7. Detection column; 8. Socket; 9. Fixed frame; 10. Reserved hole; 11. Plug column; 12. Limiting ring; 13. Handle; 14. Reset spring; 15. Placement slot; 16. Fixed plate; 17. Threaded rod; 18. Clamping ring; 19. Rubber strip; 20. Limiting column; 21. Turntable; 22. Stabilizing block. DETAILED DESCRIPTION

[0020] In order to more clearly understand the above-mentioned purpose, features and advantages of the utility model, the utility model is further described below in conjunction with the accompanying drawings and embodiments. It should be noted that the embodiments of the present application and the features in the embodiments can be combined with each other without conflict.

[0021] In the following description, many specific details are set forth to facilitate a full understanding of the present invention. However, the present invention may also be implemented in other ways than those described herein. Therefore, the present invention is not limited to the specific embodiments of the following disclosure.

[0022] Embodiment 1

[0023] See also Figure 1-4The utility model provides a technical solution: a planetary frame inspection fixture, including a frame 1 and a support column 2, an electric telescopic rod 3 is fixedly installed on the top of the frame 1, a fixed shell 4 is fixedly installed on the output end of the electric telescopic rod 3, a card block 5 is slidably connected inside the fixed shell 4, a mounting plate 6 is fixedly installed on the bottom of the card block 5, and a detection column 7 is symmetrically fixedly installed on the bottom of the mounting plate 6, a plug hole 8 is penetrated through the inside of the card block 5 and the fixed shell 4, a fixing frame 9 is fixedly installed on one side of the fixed shell 4, a reserved hole 10 is penetrated through the outer side of the fixing frame 9, a plug column 11 is slidably connected inside the reserved hole 10, a limit ring 12 is fixedly installed on the outer wall of the plug column 11, a handle 13 is fixedly installed on the outer wall of the plug column 11 away from the reserved hole 10, a reset spring 14 is sleeved on the outer wall of the plug column 11, and a placement groove 15 is provided on the inner surface of the frame 1. By setting up structures such as a fixed shell 4, a clamping block 5, a socket 8, a fixing frame 9, a reserved hole 10, a plug post 11, a limiting ring 12, a handle 13 and a reset spring 14, the handle 13 can be pulled to drive the plug post 11 to slide inside the reserved hole 10. During the sliding process, the plug post 11 will drive the limiting ring 12 to squeeze the reset spring 14 toward the inner side of the fixing frame 9. After being squeezed for a certain distance, the plug post 11 will move away from the socket 8. After moving away, the clamping block 5 will slide down from the inside of the fixed shell 4. After sliding down, the detection column 7 can be replaced. This structure can disassemble and replace the detection component, thereby making it convenient to detect planetary racks of different specifications and effectively avoiding the need to replace the entire equipment when detecting planetary racks of different specifications.

[0024] See also Figure 1-3 The plug column 11 is slidingly connected to the socket 8, and the fixing effect between the fixed shell 4 and the block 5 is improved through the sliding connection. One end of the reset spring 14 is fixedly connected to the limit ring 12, and the other end of the reset spring 14 is fixedly connected to the fixing frame 9. The use effect of the reset spring 14 is improved through the fixed connection. The number of support columns 2 is four groups, and the four groups of support columns 2 are located at the bottom of the frame 1. The four groups of support columns 2 are fixedly connected to the frame 1, and the stability of the frame 1 during use is improved through the fixed connection. A stabilizing block 22 is fixedly installed at the bottom of the support column 2, and the stabilizing block 22 is in a truncated cone shape. The stability of the support column 2 during use is improved by the truncated cone-shaped stabilizing block 22.

[0025] Embodiment 2

[0026] See also Figure 4A fixing plate 16 is symmetrically fixedly installed on the inner surface of the frame 1, and a threaded rod 17 is connected to the internal thread of the fixing plate 16. A clamping ring 18 is fixedly installed on one end of the threaded rod 17, and a turntable 21 is fixedly installed on the end of the threaded rod 17 away from the clamping ring 18. A limiting column 20 is symmetrically fixedly installed on the side of the clamping ring 18 close to the threaded rod 17. By rotating the turntable 21 in sequence, the threaded rod 17 is driven to rotate inside the fixing plate 16. During the rotation of the threaded rod 17, the clamping ring 18 drives the limiting column 20 to slide inside the fixing plate 16. After sliding a certain distance, the clamping ring 18 will clamp and fix the planetary carrier, thereby effectively preventing the planetary carrier from deviating during the detection process, and improving the stability of the planetary carrier during detection. The limiting column 20 is slidably connected to the fixing plate 16, and the limiting effect of the clamping ring 18 is improved through the sliding connection. The inner wall of the clamping ring 18 is evenly fixedly installed with a rubber strip 19, which not only improves the protection effect of the planetary carrier, but also increases the friction force on the planetary carrier.

[0027] Working principle: When in use, first place one end of the planetary frame in the cylindrical shape in the placement groove 15, then turn the turntable 21 in sequence, and drive the threaded rod 17 to rotate inside the fixed plate 16 through the turntable 21. During the rotation of the threaded rod 17, the clamping ring 18 drives the limit column 20 to slide inside the fixed plate 16. After sliding a certain distance, the clamping ring 18 will clamp and fix the planetary frame, thereby effectively preventing the planetary frame from deflecting during the detection process and improving the stability of the planetary frame during detection. After fixing, start the electric telescopic rod 3, and drive the detection column 7 to move downward through the electric telescopic rod 3. After moving a certain distance, the detection column 7 will detect the aperture of the planetary frame. When it is necessary to detect planetary carriers of different specifications, the handle 13 can be pulled to drive the plug post 11 to slide inside the reserved hole 10. During the sliding process, the plug post 11 will drive the limit ring 12 to squeeze the reset spring 14 toward the inner side of the fixed frame 9. After being squeezed for a certain distance, the plug post 11 will move away from the hole 8. After moving away, the block 5 will slide down from the inside of the fixed shell 4. After sliding down, the detection column 7 can be replaced, thereby making it convenient to detect planetary carriers of different specifications.

[0028] The above description is only a preferred embodiment of the present invention and does not limit the present invention in other forms. Any technician familiar with the profession may use the technical content disclosed above to change or modify it into an equivalent embodiment with equivalent changes and apply it to other fields. However, any simple modification, equivalent change and modification made to the above embodiment based on the technical essence of the present invention without departing from the content of the technical solution of the present invention still falls within the protection scope of the technical solution of the present invention.

Claims

1. A planetary carrier inspection fixture, comprising a frame (1) and a support column (2), Features: An electric telescopic rod (3) is fixedly installed on the top of the frame (1), a fixed shell (4) is fixedly installed on the output end of the electric telescopic rod (3), a block (5) is slidably connected inside the fixed shell (4), a mounting plate (6) is fixedly installed on the bottom of the block (5), a detection column (7) is symmetrically fixedly installed on the bottom of the mounting plate (6), a plug hole (8) is provided through the block (5) and the fixed shell (4), a fixed frame (9) is fixedly installed on one side of the fixed shell (4), a reserved hole (10) is provided through the outer side of the fixed frame (9), a plug column (11) is slidably connected inside the reserved hole (10), a limit ring (12) is fixedly installed on the outer wall of the plug column (11), a handle (13) is fixedly installed on the outer wall of the plug column (11) away from the reserved hole (10), a reset spring (14) is sleeved on the outer wall of the plug column (11), and a placement groove (15) is provided on the inner surface of the frame (1).

2. The planet carrier inspection fixture according to claim 1, Features: The plug post (11) is slidably connected to the plug hole (8).

3. The planet carrier inspection fixture according to claim 1, Features: One end of the return spring (14) is fixedly connected to the limiting ring (12), and the other end of the return spring (14) is fixedly connected to the fixing frame (9).

4. The planet carrier inspection fixture according to claim 1, Features: The number of the support columns (2) is four groups, and the four groups of support columns (2) are located at the bottom of the frame (1), and the four groups of support columns (2) are fixedly connected to the frame (1).

5. The planet carrier inspection fixture according to claim 1, Features: A stabilizing block (22) is fixedly mounted on the bottom end of the support column (2), and the stabilizing block (22) is in the shape of a truncated cone.

6. The planet carrier inspection fixture according to claim 1, Features: A fixing plate (16) is symmetrically fixedly mounted on the inner surface of the frame (1), a threaded rod (17) is connected to the inner thread of the fixing plate (16), a clamping ring (18) is fixedly mounted on one end of the threaded rod (17), a rotating disk (21) is fixedly mounted on one end of the threaded rod (17) away from the clamping ring (18), and a limiting column (20) is symmetrically fixedly mounted on one side of the clamping ring (18) close to the threaded rod (17).

7. The planet carrier inspection fixture according to claim 6, Features: The limiting column (20) is slidably connected to the fixing plate (16), and a rubber strip (19) is evenly and fixedly mounted on the inner wall of the clamping ring (18).

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