Bearing ring machining and manufacturing device
By designing a bearing ring processing and manufacturing device that includes components such as screws, lifting blocks, clamps, pawls and tension springs, the problem of improper clamping of traditional clamps is solved, and the stable clamping and high-quality processing of bearing rings are achieved.
Patent Information
- Application Number
- CN202421833553.0
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-07-31
- Publication Date
- 2025-05-23
- Estimated Expiration
- 2034-07-31
AI Technical Summary
During the application process of existing bearing ring processing and manufacturing, traditional thread self-locking method is generally used for clamping and fixing. The fixture itself lacks other limit locking mechanisms, which leads to loosening of the clamping part, causing the bearing ring to displace and affecting the processing quality.
A bearing ring processing and manufacturing device is designed, including a base, rotating shaft, screw, lifting block, clamping block, pawl and tension spring. Through the coordination of the screw and the lifting block, the clamping and fixing of the bearing ring is achieved, and through the coordination of the pawl and tension spring, one-way locking is achieved to avoid reverse rotation of the screw.
It effectively avoids loosening of the clamping part, ensures stable clamping of the bearing ring, improves processing quality, and simplifies the operation process, making it convenient for the processing and removal of the bearing ring.
Smart Images
Figure CN222891065U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of bearing processing and manufacturing, in particular to a bearing ring processing and manufacturing device. Background Art
[0002] Bearings are an important component in mechanical equipment. Their main function is to support mechanical rotating bodies, reduce the friction coefficient during their movement, and ensure their rotation accuracy. Bearings are composed of four parts: an outer ring, an inner ring, rolling elements, and a cage. During the manufacturing process of bearing rings, fixtures are required to fix them in order to facilitate the processing of bearing rings.
[0003] During the application process, the existing fixtures used for processing and manufacturing bearing rings generally adopt the traditional thread self-locking method for clamping and fixing. The fixture itself lacks other limit locking mechanisms, and the clamping parts are prone to loosening, causing the bearing rings to move, affecting the processing quality of the bearing rings. Utility Model Content
[0004] The present invention relates to a bearing ring processing and manufacturing device, which solves the problem that the existing bearing ring processing and manufacturing fixtures generally adopt the traditional thread self-locking method for clamping and fixing during the application process, the fixture itself lacks other limit locking mechanisms, the clamping part is prone to loosening, resulting in displacement of the bearing ring, and affecting the processing quality of the bearing ring.
[0005] In the first aspect of the present disclosure, a bearing ring processing and manufacturing device is provided, which specifically includes: a base; a rotating shaft is installed inside the base, and a shell is fixedly connected to the top of the base; a screw rod is connected through the middle part of the shell, and the bottom of the screw rod is connected to the rotating shaft; a lifting block is connected to the outside of the top of the screw rod; three clamping blocks are installed in a surrounding shape on the top of the shell, and the lifting block is connected to the top of the three clamping blocks; a pawl is connected to the outside of the shell, and the pawl is in contact with the screw rod, and a tension spring is installed inside the shell.
[0006] Furthermore, the screw is rotatably connected to the outer shell, a screw hole is provided inside the lifting block, and the screw is threadedly connected in the screw hole.
[0007] Furthermore, the top of the shell is provided with three smooth grooves in a circumferential shape, the bottom of the clamping block is provided with a smooth strip, the smooth strip is slidably connected in the smooth groove, the bottom of the lifting block is provided with three inclined slide grooves in a circumferential shape, the top of the clamping block is provided with an inclined slide bar, the inclined slide bar is slidably connected in the inclined slide groove.
[0008] Furthermore, a large gear is provided at the bottom end of the screw rod, the large gear rotates in the base, the rotating shaft is rotatably connected to the base, a hand wheel is connected to the outer end of the rotating shaft, a small gear is provided at the inner end of the rotating shaft, and the small gear is meshed with the large gear.
[0009] Furthermore, a ratchet is arranged near the bottom of the screw rod, the ratchet rotates in the housing, the pawl is rotatably connected to the housing, and the pawl end of the pawl is located in the tooth groove of the ratchet.
[0010] Furthermore, a fixed connection hole is arranged outside the shell, one end of the tension spring is connected to the fixed connection hole, and a dynamic connection hole is arranged at the handle end of the ratchet, and the other end of the tension spring is connected to the dynamic connection hole.
[0011] Furthermore, a coil spring is installed in the shell, a force-bearing column is arranged in the shell, one end of the coil spring is connected to the force-bearing column, a force-bearing hole is arranged near the bottom of the screw rod, and the other end of the coil spring is connected to the force-bearing hole.
[0012] The utility model provides a bearing ring processing and manufacturing device, which has the following beneficial effects:
[0013] When the utility model is in use, when the bearing ring is at the top of the shell, the screw is driven downward by the rotating shaft, the screw drives the lifting block to move downward, and the lifting block drives the three clamping blocks to move outward synchronously, so that the three clamping blocks contact the inner wall of the bearing ring, thereby clamping and fixing the bearing ring, so that the outer wall of the bearing ring can be processed.
[0014] In addition, when the screw stops rotating, the pawl rotates and resets under the influence of the tension of the tension spring, so that the claw end of the pawl is connected to the tooth groove of the ratchet wheel, which has a one-way locking effect on the screw, preventing the screw from rotating in the opposite direction, ensuring the firmness of the three clamping blocks on the bearing ring, thereby ensuring the processing quality of the bearing ring.
[0015] In addition, when the screw drives the lifting block to move downward, the coil spring gradually contracts and accumulates force. After the bearing ring is processed, the pawl is rotated in the opposite direction, and the tension spring is stretched, so that the claw end of the pawl is separated from the tooth groove of the ratchet wheel. The coil spring drives the screw to rotate in the opposite direction, and the screw drives the lifting block to move upward. The lifting block drives the three clamping blocks to move inward synchronously, so that the three clamping blocks are separated from the inner wall of the bearing ring. The processed bearing ring can be removed from the top of the outer shell. The operation is simple and quick.
[0016] Other advantages, objectives and features of the present invention will be reflected in part through the following description, and in part will be understood by those skilled in the art through research and practice of the present invention. BRIEF DESCRIPTION OF THE DRAWINGS
[0017] In order to more clearly illustrate the technical solution of the embodiment of the utility model, the drawings of the embodiment will be briefly introduced below.
[0018] The drawings described below only relate to some embodiments of the present invention, but are not intended to limit the present invention.
[0019] In the attached picture:
[0020] Figure 1 The overall top axis side structure schematic diagram of the present application is shown;
[0021] Figure 2 The overall bottom shaft side structure schematic diagram of the present application is shown;
[0022] Figure 3 A schematic diagram of the coil spring installation structure inside the housing of the present application is shown;
[0023] Figure 4 A schematic diagram of the screw connection structure inside the housing of the present application is shown;
[0024] Figure 5 A schematic diagram of the separation structure of the lifting block and the clamping block of the present application is shown.
[0025] Reference numerals list
[0026] 1. Base; 2. Rotating shaft; 201. Hand wheel; 202. Small gear; 3. Housing; 301. Smooth groove; 302. Fixed connection hole; 303. Force column; 4. Screw; 401. Large gear; 402. Ratchet; 403. Force hole; 5. Lifting block; 501. Screw hole; 502. Oblique slide groove; 6. Clamp block; 601. Smooth strip; 602. Oblique slide strip; 7. Ratchet; 701. Moving connection hole; 8. Tension spring; 9. Coil spring. DETAILED DESCRIPTION
[0027] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution of the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings of the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the described embodiment of 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.
[0028] Example 1: Please refer to Figures 1 to 5 :
[0029] The utility model proposes a bearing ring processing and manufacturing device, comprising: a base 1; a rotating shaft 2 is installed inside the base 1, and a shell 3 is fixedly connected to the top of the base 1; a screw rod 4 is connected to the middle part of the shell 3, and the bottom of the screw rod 4 is connected to the rotating shaft 2; a lifting block 5 is externally connected to the top of the screw 4; three clamping blocks 6 are installed on the top of the shell 3 in a surrounding shape, and the lifting block 5 is connected to the tops of the three clamping blocks 6; a ratchet 7 is connected to the outside of the shell 3, the ratchet 7 is in contact with the screw rod 4, and a tension spring 8 is installed inside the shell 3; the screw 4 is rotatably connected to the shell 3, a screw hole 501 is arranged inside the lifting block 5, and the screw 4 is threadedly connected to the screw hole 501; three smooth grooves 301 are arranged on the top of the shell 3 in a surrounding shape, and a smooth strip 601 is arranged at the bottom of the clamping block 6, and the smooth strip 601 is slidably connected to the smooth groove In 301, three inclined slide grooves 502 are arranged in a surrounding shape at the bottom of the lifting block 5, and an inclined slide bar 602 is arranged on the top of the clamping block 6, and the inclined slide bar 602 is slidably connected in the inclined slide groove 502; a large gear 401 is arranged at the bottom end of the screw rod 4, and the large gear 401 rotates in the base 1, and the rotating shaft 2 is rotatably connected with the base 1, and the outer end of the rotating shaft 2 is connected with a hand wheel 201, and the inner end of the rotating shaft 2 is provided with a small gear 202, and the small gear 202 is meshed with the large gear 401; when the bearing ring is at the top of the shell 3, the screw rod 4 is driven to rotate downward by the rotating shaft 2, and the screw 4 drives the lifting block 5 to move downward, and the lifting block 5 drives the three clamping blocks 6 to move outward synchronously, so that the three clamping blocks 6 are in contact with the inner wall of the bearing ring, which has the effect of clamping and fixing the bearing ring, so as to process the outer wall of the bearing ring.
[0030] In the disclosed embodiment, a ratchet 402 is provided near the bottom of the screw 4, the ratchet 402 rotates in the outer shell 3, the pawl 7 is rotatably connected to the outer shell 3, the claw end of the pawl 7 is located in the tooth groove of the ratchet 402, a fixed connection hole 302 is provided on the outside of the outer shell 3, one end of the tension spring 8 is connected to the fixed connection hole 302, a dynamic connection hole 701 is provided on the handle end of the pawl 7, and the other end of the tension spring 8 is connected to the dynamic connection hole 701; by adopting the above technical scheme, when the screw 4 stops rotating, the pawl 7 rotates and resets under the influence of the tension of the tension spring 8, so that the claw end of the pawl 7 is connected to the tooth groove of the ratchet 402, which has a one-way locking effect on the screw 4, prevents the screw 4 from rotating in the opposite direction, and ensures the firmness of the three clamping blocks 6 to clamp the bearing ring, thereby ensuring the processing quality of the bearing ring.
[0031] Embodiment 2, on the basis of embodiment 1, a coil spring 9 is installed in the shell 3, a force column 303 is arranged in the shell 3, one end of the coil spring 9 is connected to the force column 303, a force hole 403 is arranged near the bottom of the screw 4, and the other end of the coil spring 9 is connected to the force hole 403; adopting the above technical scheme, in the process of the screw 4 driving the lifting block 5 to move downward, the coil spring 9 gradually contracts and accumulates force, and after the bearing ring is processed, the pawl 7 is rotated in the opposite direction, and the tension spring 8 is stretched, so that the claw end of the pawl 7 is separated from the tooth groove of the ratchet wheel 402, and the coil spring 9 drives the screw 4 to rotate in the opposite direction, and the screw 4 drives the lifting block 5 to move upward, and the lifting block 5 drives the three clamping blocks 6 to move inward synchronously, so that the three clamping blocks 6 are separated from the inner wall of the bearing ring, and the processed bearing ring can be removed from the top of the shell 3, and the operation is simple and quick.
[0032] The working principle of this embodiment is as follows: when the bearing ring is at the top of the housing 3, the screw 4 is driven to rotate downward by the rotating shaft 2, the screw 4 drives the lifting block 5 to move downward, and the lifting block 5 drives the three clamping blocks 6 to move outward synchronously, so that the three clamping blocks 6 contact the inner wall of the bearing ring, and play a clamping and fixing effect on the bearing ring, and the outer wall of the bearing ring can be processed; when the screw 4 stops rotating, the pawl 7 rotates and resets under the influence of the tension of the tension spring 8, so that the claw end of the pawl 7 is connected to the tooth groove of the ratchet 402, which plays a one-way locking effect on the screw 4, preventing the screw 4 from rotating in reverse The lifting block 5 is rotated in the opposite direction to ensure that the three clamping blocks 6 firmly clamp the bearing ring; in the process of the screw rod 4 driving the lifting block 5 to move downward, the coil spring 9 gradually contracts and accumulates force. After the bearing ring is processed, the pawl 7 is rotated in the opposite direction, and the tension spring 8 is stretched, so that the claw end of the pawl 7 is separated from the tooth groove of the ratchet wheel 402, and the coil spring 9 drives the screw rod 4 to rotate in the opposite direction. The screw rod 4 drives the lifting block 5 to move upward, and the lifting block 5 drives the three clamping blocks 6 to move inward synchronously, so that the three clamping blocks 6 are separated from the inner wall of the bearing ring, and the processed bearing ring can be removed from the top of the housing 3.
[0033] In this article, there are a few points to note:
[0034] 1. The drawings of the embodiments of the present disclosure only involve structures related to the embodiments of the present disclosure, and other structures may refer to general designs.
[0035] 2. In the absence of conflict, the embodiments of the present disclosure and the features therein may be combined with each other to obtain new embodiments.
[0036] The above are only specific embodiments of the present disclosure, but the protection scope of the present disclosure is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed in the present disclosure, which should be included in the protection scope of the present disclosure. Therefore, the protection scope of the present disclosure should be based on the protection scope of the claims.
Claims
1. A bearing ring processing and manufacturing device, comprising: A base (1); characterized in that a rotating shaft (2) is installed inside the base (1), and a shell (3) is fixedly connected to the top of the base (1); a screw rod (4) is connected through the middle part of the shell (3), and the bottom of the screw rod (4) is connected to the rotating shaft (2); a lifting block (5) is connected to the top of the screw rod (4); three clamping blocks (6) are installed in a surrounding shape on the top of the shell (3), and the lifting block (5) is connected to the top of the three clamping blocks (6); a ratchet (7) is connected to the outside of the shell (3), and the ratchet (7) is in contact with the screw rod (4), and a tension spring (8) is installed inside the shell (3).
2. A bearing ring processing and manufacturing device according to claim 1, characterized in that: The screw rod (4) is rotatably connected to the housing (3); a screw hole (501) is provided inside the lifting block (5); and the screw rod (4) is threadedly connected to the screw hole (501).
3. A bearing ring processing and manufacturing device according to claim 1, characterized in that: The top of the housing (3) is provided with three smooth grooves (301) in a circumferential shape, the bottom of the clamping block (6) is provided with a smooth bar (601), and the smooth bar (601) is slidably connected to the smooth groove (301); the bottom of the lifting block (5) is provided with three inclined grooves (502) in a circumferential shape, and the top of the clamping block (6) is provided with an inclined sliding bar (602), and the inclined sliding bar (602) is slidably connected to the inclined sliding groove (502).
4. A bearing ring processing and manufacturing device according to claim 1, characterized in that: A large gear (401) is arranged at the bottom end of the screw rod (4), the large gear (401) rotates in the base (1), the rotating shaft (2) is rotatably connected to the base (1), the outer end of the rotating shaft (2) is connected to a hand wheel (201), the inner end of the rotating shaft (2) is arranged with a small gear (202), and the small gear (202) is meshed with the large gear (401).
5. The bearing ring processing and manufacturing device according to claim 1, characterized in that: A ratchet (402) is arranged near the bottom of the screw rod (4); the ratchet (402) rotates in the housing (3); the pawl (7) is rotatably connected to the housing (3); and the pawl end of the pawl (7) is located in the tooth groove of the ratchet (402).
6. A bearing ring processing and manufacturing device according to claim 1, characterized in that: The outer portion of the housing (3) is provided with a fixed connection hole (302), one end of the tension spring (8) is connected to the fixed connection hole (302), the handle end of the ratchet (7) is provided with a movable connection hole (701), the other end of the tension spring (8) is connected to the movable connection hole (701).
7. A bearing ring processing and manufacturing device according to claim 1, characterized in that: A coil spring (9) is installed in the housing (3), a force-bearing column (303) is provided in the housing (3), one end of the coil spring (9) is connected to the force-bearing column (303), a force-bearing hole (403) is provided near the bottom of the screw rod (4), and the other end of the coil spring (9) is connected to the force-bearing hole (403).