Needle bearing flexibility detection device
By designing a limit box and drawer structure for the needle roller bearing flexibility testing device, the problem of tool loss was solved, and unified storage and convenient use of tools were achieved, thereby improving testing efficiency.
Patent Information
- Application Number
- CN202520083173.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2025-01-14
- Publication Date
- 2026-01-30
- Estimated Expiration
- 2035-01-14
AI Technical Summary
In the existing technology, the lack of a unified storage structure for needle roller bearing testing leads to the easy loss of tools, which affects subsequent testing work.
A needle roller bearing flexibility testing device was designed, which includes a torque measuring instrument and a limit box. The limit box is equipped with a drawer, a movable block and a baffle, etc., to realize the unified storage and safe storage of tools.
The design of drawers and baffles enables unified storage of tools, reduces the risk of loss, and improves the efficiency of testing and the ease of use of tools.
Smart Images
Figure CN223856713U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to detection device field, especially a kind of needle bearing flexibility detection device. BACKGROUND
[0002] Needle bearing is a kind of cylindrical roller bearing, its roller is long needle, it is mainly composed of inner ring, outer ring, needle and retainer.The inner ring and outer ring have raceway, needle rolls in raceway, the role of retainer is to uniformly separate needle, prevent them from rubbing and colliding, and torque measuring instrument is also called torsion testing instrument, it is a kind of precision device for detecting and testing and calibrating various moments, suitable for various need to measure the moment of rotation shaft, bearing and other products, with special fixture, fixture and other tools, when detecting flexibility of needle bearing, torque measuring instrument can accurately measure the torque required in the rotation process of bearing, if the rotation torque is relatively small, it shows that needle bearing flexibility is good, if the rotation torque is large, it shows that needle bearing flexibility is poor.
[0003] In prior art, when using torque measuring instrument to detect needle bearing, usually need to use special fixture, fixture and other auxiliary tools, but torque measuring instrument usually does not have a good storage tool position, so after each detection work is completed, these tools need to be placed in other positions, and if these tools are not uniformly stored, tool loss may occur, which may affect the detection of bearing next time, so a kind of needle bearing flexibility detection device is needed. UTILITY MODEL CONTENTS
[0004] The utility model aims at least to solve one of the technical problems existing in prior art, provide a kind of needle bearing flexibility detection device, for the device to promote a good storage structure, the tool that can be used subsequently is placed in the different storage space of drawer, realize the uniform storage of tool, to reduce the situation that tool appears lost, avoid affecting the detection work of subsequent bearing and other workpieces.
[0005] The utility model also provides a kind of needle bearing flexibility detection device with the above, including torque measuring instrument, the lower surface of torque measuring instrument is fixedly connected with limit box, two connecting blocks are fixedly connected on the limit box, the inner surface of two connecting blocks is all rotatably connected with connecting shaft, two connecting shafts are all fixedly connected with movable block, first baffle and second baffle are respectively fixedly connected on two movable blocks, the inner surface of limit box is movably connected with drawer, the inner surface of drawer is fixedly connected with partition.
[0006] The inner surface of the first baffle is fixedly connected with two guide rods, the outer surfaces of the two guide rods are slidably connected with the same protrusion, the side surface of the protrusion is fixedly connected with a sliding block, the left surface of the sliding block is fixedly connected with an insertion block, the front surface of the second baffle is fixedly connected with a positioning block, the outer surface of the insertion block is movably connected with the positioning block, and the outer surfaces of the two guide rods are slidably sleeved with springs.
[0007] According to the flexible detection device for the needle bearing, the side surface of the drawer is fixedly connected with the first handle, the rear surfaces of the first baffle and the second baffle are in contact with the first handle, and under the action of the first handle, the drawer can be conveniently pulled out or pushed back.
[0008] According to the flexible detection device for the needle bearing, the front surfaces of the first baffle and the second baffle are fixedly connected with the second handle, the rear surfaces of the first baffle and the second baffle are in contact with the limiting box, and under the action of the second handle, the first baffle and the second baffle can be conveniently opened or closed.
[0009] According to the flexible detection device for the needle bearing, the lower surface of the limiting box is fixedly connected with support legs, the number of the support legs is four and the support legs are arranged in a rectangular array, and the support legs support the whole device.
[0010] According to the flexible detection device for the needle bearing, one end of the spring is fixedly connected with the right surface of the protrusion, and the other end of the spring, away from the protrusion, is fixedly connected with the side inner wall of the first baffle, so that the insertion block can quickly enter the positioning groove.
[0011] According to the flexible detection device for the needle bearing, the positioning groove is arranged on the positioning block, and the outer surface of the insertion block is movably connected with the positioning groove.
[0012] According to the flexible detection device for the needle bearing, the guide rod penetrates through the protrusion, and the outer surface of the protrusion is slidably connected with the first baffle.
[0013] Compared with the prior art, the utility model has the advantages of the following beneficial technical effects:
[0014] 1. Through the setting of the movable block, the drawer and the baffle, a good storage structure can be provided for the device, so that the tools that can be used subsequently can be placed in different storage spaces in the drawer, the unified storage of the tools is realized, the loss of the tools is reduced, and the detection work on the bearing and other workpieces is not affected.
[0015] 2. With the addition of a slider and other structural features, when the tools inside the drawer need to be used, the slider can be operated to release the restrictions on the first and second baffles respectively, allowing the first and second baffles to open. Once the first and second baffles are open, the drawer can be pulled out of the limiting box, and the tools inside can be taken out for normal use, which is convenient and quick.
[0016] Additional aspects and advantages of this invention will be set forth in part in the description which follows, and in part will be obvious from the description, or may be learned by practice of the invention. Attached Figure Description
[0017] The present invention will be further described below with reference to the accompanying drawings and embodiments;
[0018] Figure 1 This is an overall structural diagram of a needle roller bearing flexibility testing device according to the present invention;
[0019] Figure 2 This is a schematic diagram of the cross-sectional structure of the connecting block of the needle roller bearing flexibility testing device of this utility model;
[0020] Figure 3 This is a schematic diagram of the cross-sectional structure of the limiting box of the needle roller bearing flexibility testing device of this utility model;
[0021] Figure 4 This is a schematic diagram of the partition portion of the needle roller bearing flexibility testing device of this utility model;
[0022] Figure 5 This is a schematic diagram of the cross-sectional portion of the first baffle of the needle roller bearing flexibility testing device of this utility model;
[0023] Figure 6 This is a schematic diagram of the protrusion portion of a needle roller bearing flexibility testing device according to this utility model.
[0024] Legend:
[0025] 1. Torque measuring instrument; 2. Limiting box; 3. Connecting block; 4. Connecting shaft; 5. Movable block; 6. First baffle; 7. Second baffle; 8. Drawer box; 9. Partition; 10. First handle; 11. Second handle; 12. Support leg; 13. Guide rod; 14. Protrusion; 15. Slider; 16. Insert block; 17. Positioning block; 18. Spring; 19. Positioning groove. Detailed Implementation
[0026] The detailed embodiments of the utility model will be described in detail in this part, the preferred embodiment of the utility model is shown in the drawings, the role of the drawings is to supplement the description of the written part with graphics, so that people can intuitively and visually understand each technical feature and the overall technical scheme of the utility model, but it cannot be understood as the limitation of the protection scope of the utility model.
[0027] Referring to Figures 1-6 The utility model discloses a kind of flexibility detection devices of needle roller bearing, it includes torque measuring instrument 1, the lower surface of torque measuring instrument 1 is fixedly connected with limit box 2, two connecting blocks 3 are fixedly connected on limit box 2, the inner surface of two connecting blocks 3 is rotatably connected with connecting shaft 4, two connecting shafts 4 are fixedly connected with movable block 5, two movable blocks 5 are respectively fixedly connected with first baffle 6 and second baffle 7, the inner surface of limit box 2 is movably connected with drawer box 8, the inner surface of drawer box 8 is fixedly connected with baffle 9, the side surface of drawer box 8 is fixedly connected with first handle 10, the rear surface of first baffle 6, second baffle 7 is contacted with first handle 10, the front surface of first baffle 6 and second baffle 7 is fixedly connected with second handle 11, the rear surface of first baffle 6, second baffle 7 is contacted with limit box 2, the lower surface of limit box 2 is fixedly connected with support leg 12, support leg 12 is four in number and rectangular array distribution, under the action of baffle 9, the space stored in drawer box 8 can be divided into different regions, so that the same type of tool can be placed in the same region, prevent different tools from mixing together, in turn facilitate subsequent tool searching use, simultaneously under the action of first handle 10, drawer box 8 can be conveniently extracted or pushed back operation, and under the action of second handle 11, it is convenient to open or close the operation of first baffle 6, second baffle 7.
[0028] The inner surface of first baffle 6 is fixedly connected with two guide rods 13, the outer surface of two guide rods 13 is slidably connected with same lug 14, guide rod 13 penetrates lug 14, the outer surface of lug 14 is slidably connected with first baffle 6, the side surface of lug 14 is fixedly connected with sliding block 15, the left surface of sliding block 15 is fixedly connected with insertion block 16, the front surface of second baffle 7 is fixedly connected with positioning block 17, the outer surface of insertion block 16 is movably connected with positioning block 17, the outer surface of two guide rods 13 is slidably sleeved with spring 18, one end of spring 18 is fixedly connected with the right surface of lug 14, the end of spring 18 away from lug 14 is fixedly connected with the side inner wall of first baffle 6, positioning groove 19 is formed in positioning block 17, the outer surface of insertion block 16 is movably connected with positioning groove 19, when fixing between first baffle 6 and second baffle 7, under the action of spring 18, insertion block 16 can be quickly entered into positioning groove 19.
[0029] Working principle: by pulling the slider 15, the moving slider 15 can drive the protrusion 14 and the plug 16 to move, and the protrusion 14 will gradually extrude the spring 18 during the movement on the guide rod 13, so that the spring 18 is in a tense state, when the moving plug 16 is separated from the positioning block 17, the fixing of the second baffle 7 is released at this time, and the restriction of the first baffle 6 is also released, then pull the second handle 11 on the second baffle 7, make the second baffle 7 and the structure on the second baffle 7 flip around the connecting shaft 4 in one of the connecting blocks 3 as the center shaft, at this time realize the opening of the second baffle 7, then release the slider 15, so that the spring 18 is no longer pressed to rebound, make the rebounding spring 18 drive the protrusion 14, slider 15 and plug 16 to reset, at this time pull the second handle 11 on the first baffle 6, make the first baffle 6 and the structure on the first baffle 6 flip around the connecting shaft 4 in the other connecting block 3 as the center shaft, at this time realize the opening of the first baffle 6, when the first baffle 6 and the second baffle 7 are opened, the fixing of the drawer 8 is released, then pull the first handle 10, the drawer 8 can be pulled out of the limiting box 2, then the tools used in detection can be placed in the drawer 8, realize the storage of the tools, and under the action of the partition plate 9, the space in the drawer 8 can be divided into different areas, so that the same type of tools can be placed in the same area, prevent different tools from mixing together, facilitate the subsequent tool searching and use, when the tool storage is completed, push the first handle 10, put the drawer 8 back into the limiting box 2, then reverse the second baffle 7, make the second baffle 7 and the structure on the second baffle 7 reverse, when the flipped second baffle 7 contacts the first handle 10, realize the reset of the second baffle 7, then pull the slider 15, make the moving slider 15 drive the protrusion 14 and the plug 16 to move, and make the spring 18 in a tense state, when the moving plug 16 will not affect the flip of the first baffle 6 because of the positioning block 17, reverse the first baffle 6, make the first baffle 6 and the structure on the first baffle 6 reverse, when the flipped first baffle 6 contacts the first handle 10, realize the reset of the first baffle 6, at this time the flipped plug 16 also corresponds to the positioning groove 19 on the positioning block 17, then release the slider 15, make the spring 18 no longer pressed to rebound, make the rebounding spring 18 drive the protrusion 14, slider 15 and plug 16 to reset, when the moving plug 16 enters the positioning groove 19, realize the restriction of the first baffle 6 and the second baffle 7, make the first baffle 6 and the second baffle 7 not easy to open again, at the same time, because the first baffle 6 and the second baffle 7 contact the first handle 10, the restriction of the drawer 8 and the structure on the drawer 8 is also realized, make the drawer 8 not easy to separate from the limiting box 2, thereby improving the safety of the tools in the drawer 8.When the tools in the drawer 8 need to be used, the first baffle 6 and the second baffle 7 are respectively released from the fixing by operating the slide 15, then the first baffle 6 and the second baffle 7 are opened, and then the drawer 8 is drawn out, so that the tools in the drawer 8 can be taken out and used.
[0030] The embodiments of the utility model are explained in detail above in combination with the drawings, but the utility model is not limited to the above-mentioned embodiments, and various changes can be made within the knowledge range possessed by the ordinary skilled in the art without departing from the purpose of the utility model.
Claims
1. A needle bearing flexibility detection device, characterized by, Include: Torque measuring instrument (1), the lower surface of the torque measuring instrument (1) is fixedly connected with a limit box (2), two connecting blocks (3) are fixedly connected on the limit box (2), the inner surfaces of the two connecting blocks (3) are rotatably connected with connecting shafts (4), the connecting shafts (4) are fixedly connected with movable blocks (5), the movable blocks (5) are fixedly connected with first baffles (6) and second baffles (7) respectively, the inner surface of the limit box (2) is movably connected with a drawer box (8), and the inner surface of the drawer box (8) is fixedly connected with a partition plate (9); The inner surface of the first baffle (6) is fixedly connected with two guide rods (13), the outer surfaces of the two guide rods (13) are slidably connected with a same protruding block (14), the side surface of the protruding block (14) is fixedly connected with a sliding block (15), the left surface of the sliding block (15) is fixedly connected with an insertion block (16), the front surface of the second baffle (7) is fixedly connected with a positioning block (17), the outer surface of the insertion block (16) is movably connected with the positioning block (17), and the outer surfaces of the two guide rods (13) are slidably sleeved with springs (18).
2. The needle bearing flexibility detection device of claim 1, wherein The side surface of the drawer box (8) is fixedly connected with a first handle (10), the rear surfaces of the first baffle (6) and the second baffle (7) are in contact with the first handle (10).
3. The needle bearing flexibility detection device of claim 1, wherein, The front surfaces of the first baffle (6) and the second baffle (7) are fixedly connected with a second handle (11), and the rear surfaces of the first baffle (6) and the second baffle (7) are in contact with the limit box (2).
4. The needle bearing flexibility detection device of claim 1, wherein The lower surface of the limit box (2) is fixedly connected with support legs (12), and the support legs (12) are in rectangular array distribution.
5. The needle bearing flexibility detection device of claim 1, wherein, One end of the spring (18) is fixedly connected with the right surface of the protruding block (14), and the other end of the spring (18) away from the protruding block (14) is fixedly connected with the side inner wall of the first baffle (6).
6. The needle bearing flexibility detection device of claim 1, wherein The positioning block (17) is provided with a positioning groove (19), and the outer surface of the insertion block (16) is movably connected with the positioning groove (19).
7. The needle bearing flexibility detection device of claim 1, wherein The guide rods (13) penetrate through the protruding block (14), and the outer surface of the protruding block (14) is slidably connected with the first baffle (6).