CN116749079B - Bearing ring outer channel centerless grinding clamp - Google Patents
Bearing ring outer channel centerless grinding clamp Download PDFInfo
- Publication number
- CN116749079B CN116749079B CN202311058655.XA CN202311058655A CN116749079B CN 116749079 B CN116749079 B CN 116749079B CN 202311058655 A CN202311058655 A CN 202311058655A CN 116749079 B CN116749079 B CN 116749079B
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- sliding
- positioning
- rod
- clamping
- extending
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- 230000007246 mechanism Effects 0.000 claims abstract description 38
- 238000005096 rolling process Methods 0.000 claims description 3
- 230000000712 assembly Effects 0.000 abstract description 5
- 238000000429 assembly Methods 0.000 abstract description 5
- 230000008859 change Effects 0.000 abstract description 3
- 238000000034 method Methods 0.000 description 4
- 238000005498 polishing Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000006978 adaptation Effects 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 238000007517 polishing process Methods 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000004513 sizing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
- B24B41/067—Work supports, e.g. adjustable steadies radially supporting workpieces
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B19/00—Single-purpose machines or devices for particular grinding operations not covered by any other main group
- B24B19/02—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding grooves, e.g. on shafts, in casings, in tubes, homokinetic joint elements
- B24B19/06—Single-purpose machines or devices for particular grinding operations not covered by any other main group for grinding grooves, e.g. on shafts, in casings, in tubes, homokinetic joint elements for grinding races, e.g. roller races
Abstract
The application discloses a centerless grinding clamp for an outer channel of a bearing ring, which comprises a machine tool, a magnetic disk and magnetic poles, wherein the magnetic disk is arranged on the machine tool, the magnetic poles are arranged on the magnetic disk, a workpiece to be ground is arranged on the magnetic poles, a clamp is arranged outside the magnetic disk and clamps the workpiece, the centerless grinding clamp also comprises two clamping assemblies, the two clamping assemblies are slidably connected to an annular sliding rail, the clamping assemblies comprise sliding plates, positioning assemblies for positioning the sliding plates are arranged on the sliding plates, an extending mechanism for adapting to the size of the workpiece is also slidably connected to the sliding plates, clamping mechanisms are arranged on two sides of the extending mechanism and used for positioning the extending mechanism, the clamping mechanisms are arranged on the sliding plates, and one end, close to the workpiece, of the extending mechanism is also provided with a floating assembly for adjusting supporting force to adapt to centerless grinding. The clamp can adapt to the change of grinding force, and carry out grinding force compensation, so that the pressure of the bearing to the ferrule is stabilized at a certain value, and the ferrule is ensured not to deform.
Description
Technical Field
The application relates to the field of centerless clamps, in particular to a centerless grinding clamp for an outer channel of a bearing ring.
Background
Centreless grinding is also called centreless grinding, and is one type of grinding processing. The grinding wheel is provided with a guide wheel and a grinding wheel, the guide wheel drives the cylindrical workpiece to rotate on the sizing block, and the grinding wheel plays a role in grinding the workpiece. Centerless grinding belongs to the peripheral grinding method. Aiming at the bearing ring, the centerless grinding is a grinding processing method for positioning and clamping a workpiece by adopting a fixed clamp, is commonly used for grinding the bearing ring, and can obviously improve the processing precision and the processing efficiency.
The existing centerless grinding has poor self-adaptability, the supporting mechanism cannot automatically adjust the supporting force in the grinding process, and when the pressure of the supporting mechanism to the ferrule is overlarge, the ferrule can generate larger deformation, so that defective products are caused, and the product quality is affected.
Disclosure of Invention
The application aims to provide a centerless grinding clamp for an outer channel of a bearing ring, which solves the problems in the background art.
In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a bearing ring external channel centerless grinding anchor clamps, includes lathe, magnetic disk, magnetic pole, installs the magnetic disk on the lathe, installs the magnetic pole on the magnetic disk, and the work piece that waits to polish is installed on the magnetic pole, is provided with anchor clamps outward the magnetic disk, anchor clamps centre gripping work piece still includes clamping assembly, two clamping assembly sliding connection are on annular slide rail, and the slide rail sets up outside the magnetic disk, and its fixed mounting is on the lathe, clamping assembly includes the slide, be provided with the locating component that is used for locating the slide on the slide, still sliding connection has the mechanism that stretches out that is used for adapting to the work piece size on the slide, and stretching out the mechanism both sides are provided with clamping mechanism, and clamping mechanism is used for carrying out the location to stretching out the mechanism, and clamping mechanism installs on the slide, the one end that is close to the work piece of stretching out the mechanism still is provided with floating assembly for adjusting the supporting force in order to adapt to centerless grinding.
Preferably, a cavity is arranged in the sliding rail, annular positioning grooves are respectively arranged on two annular sides of the cavity, and a plurality of slots are annularly arranged at the bottom of the cavity.
Preferably, the positioning assembly comprises positioning bolts and positioning blocks, the upper ends of the positioning bolts are in threaded connection with the sliding plates, the lower ends of the positioning bolts can be inserted into the slots, the middle parts of the positioning bolts are rotationally connected with the push rings, the sliding rings are arranged below the push rings and are rotationally and slidingly connected with the positioning bolts, two sides of each push ring are respectively symmetrically hinged with one end of one push rod through a support, the other end of each push rod is hinged with the middle part of each positioning block, one end of each positioning block slides in each positioning slot, the other end of each positioning block is in sliding connection with one end of each sliding rod, and the other ends of the sliding rods are fixed on the sliding rings.
Preferably, the extending mechanism comprises an outer box body and an extending rod, wherein the outer box body is horizontally and slidably connected with one end of a sliding rod, the other end of the sliding rod is fixed on a sliding plate, one end of the extending rod is vertically and slidably connected with one end of the outer box body, a floating assembly is arranged on the other end of the extending rod, a ball screw pair of the extending rod is connected with one end of a screw rod, the other end of the screw rod is fixedly connected with a worm wheel, the worm wheel is matched with a worm, one end of the worm rod extends out of the extending rod so as to operate, and the screw rod, the worm wheel and the worm are all rotationally connected in the extending rod.
Preferably, the fixture includes two splint, two splint set up in the both sides of outer box, the one end of the lower extreme fixed connection support of splint, the other end of support penetrates and sliding connection slide, its fixed connection rack, two racks parallel arrangement, with same gear engagement, the one end of gear through spline shaft sliding connection clamping bolt, the other end of clamping bolt wears out and threaded connection slide, rack sliding connection is in the slide, and gear rotation connects in the slide, and the gear both sides are provided with the stopper that prevents that the gear from following clamping bolt slip.
Preferably, the floating assembly comprises a roller and an elastic assembly, the roller is in rolling connection with the workpiece, the roller is in rotary connection with one end of the floating block, the other end of the floating block is in sliding connection with the extending rod, the elastic assembly is connected behind the floating block, and the elastic assembly is arranged in the extending rod.
Preferably, the elastic component comprises a permanent magnet and an electromagnet, wherein the permanent magnet is fixedly arranged at one end of the floating block far away from the roller, and the electromagnet and the permanent magnet are installed in the extension rod at a distance from one end.
Preferably, the elastic component comprises a spring, one end of the spring is fixedly connected with the floating block, and the other end of the spring is fixedly connected in the extending rod.
Compared with the prior art, the application has the beneficial effects that: the clamp can adapt to the change of grinding force, and carry out grinding force compensation, so that the pressure of the bearing to the ferrule is stabilized at a certain value, and the ferrule is ensured not to deform.
Drawings
FIG. 1 is a schematic diagram of the main structure of the present application;
FIG. 2 is a schematic view of a positioning assembly according to the present application;
FIG. 3 is a schematic view of the structure of the extension mechanism of the present application;
FIG. 4 is a schematic view of the principal cross-sectional structure of the extension mechanism of the present application;
FIG. 5 is a schematic view of a clamping mechanism according to the present application;
FIG. 6 is a schematic view of an elastic component according to an embodiment 1 of the present application;
fig. 7 is a schematic structural diagram of an elastic component according to embodiment 2 of the present application.
In the figure: 1. machine tool, 2, magnetic disk, 3, magnetic pole, 4, slide rail, 401, cavity, 402, positioning groove, 403, slot, 5, slide, 6, positioning component, 601, positioning bolt, 602, push ring, 603, push rod, 604, positioning block, 605, slide rod, 606, slide ring, 7, extending mechanism, 701, outer case, 702, extending rod, 703, lead screw, 704, worm wheel, 705, worm, 8, clamping plate, 801, rack, 802, gear, 803, clamping bolt, 804, slide rod, 9, floating component, 901, roller, 902, slider, 903, permanent magnet, 904, electromagnet, 905, spring.
Detailed Description
The following description of the embodiments of the present application will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present application, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the application without making any inventive effort, are intended to be within the scope of the application.
Example 1: referring to fig. 1-6, in order to solve the problems of poor self-adaptability and large deformation of the ferrule in the existing centerless grinding, the clamp can adapt to the change of grinding force to compensate the grinding force, so that the pressure of the bearing on the ferrule is stabilized at a certain value, and the ferrule is ensured not to deform. The application provides a technical scheme that: the utility model provides a bearing ring external channel centerless grinding anchor clamps, including lathe 1, magnetic disk 2, magnetic pole 3, install magnetic disk 2 on the lathe 1, install magnetic pole 3 on the magnetic disk 2, the work piece that waits to polish is installed on magnetic pole 3, be provided with anchor clamps outward on magnetic disk 2, anchor clamps centre gripping work piece, still include the clamping assembly, the anchor clamps include two clamping assembly sliding connection on annular slide rail 4, slide rail 4 sets up outside magnetic disk 2, its fixed mounting is on lathe 1, the clamping assembly includes slide 5, be provided with the locating component 6 that is used for locating slide 5 on the slide 5, still sliding connection has the extension mechanism 7 that is used for adapting to the work piece size on the slide 5, extension mechanism 7 both sides are provided with fixture, fixture is used for carrying out the location to extension mechanism 7, fixture installs on slide 5, the one end that is close to the work piece of extension mechanism 7 still is provided with floating assembly 9 for adjusting the holding power in order to adapt to centerless grinding. In the application, the electric elements such as the motor cylinder push rod and the like are all of the existing types. During the use, will install on magnetic pole 3 to the work piece of polishing, then support the work piece through the position of adjusting two clamping assemblies, use locating component 6 to adjust the position of slide 5 on slide rail 4, use the big or small diameter of extending mechanism 7 adaptation work piece, use clamping mechanism to adapt to the thickness of work piece, after adjusting, polish, use the grinding wheel to carry out the polishing of channel to the work piece inside, realize centerless polishing through clamping component cooperation grinding wheel, realize the self-adjustment of holding power through floating assembly 9 in the polishing process, carry out the grinding force compensation, make the support stabilize at a definite value to the pressure of lasso, guarantee that the lasso can not warp.
Referring to fig. 2, in order to facilitate adjusting the position of the sliding plate 5 on the sliding rail 4, a cavity 401 is provided in the sliding rail 4, two annular sides of the cavity 401 are respectively provided with an annular positioning groove 402, and a plurality of slots 403 are annularly provided at the bottom of the cavity 401. The positioning assembly 6 comprises positioning bolts 601 and positioning blocks 604, the upper ends of the positioning bolts 601 are in threaded connection with sliding plates 5, the lower ends of the positioning bolts can be inserted into slots 403, the middle parts of the positioning bolts 601 are in rotary connection with push rings 602, sliding rings 606 are arranged below the push rings 602, the sliding rings 606 are in rotary and sliding connection with the positioning bolts 601, the sliding connection with the positioning slots 402 is realized through the positioning blocks 604, the height of the sliding rings 606 is unchanged, two sides of the push rings 602 are respectively symmetrically hinged with one end of one push rod 603 through a support, the other end of each push rod 603 is hinged with the middle part of the positioning block 604, one end of each positioning block 604 slides in the positioning slot 402, the other end of each push rod 605 is in sliding connection with one end of each slide rod 605, and the other end of each slide rod 605 is fixed on the sliding rings 606. One end of the positioning block 604, which is close to the positioning groove 402, is provided with a non-slip mat. When adjustment is needed, the positioning bolt 601 is unscrewed in a rotating way, so that the positioning bolt 601 is separated from the slot 403, in the process, the positioning bolt 601 drives the push ring 602 to move upwards, the push ring 602 drives the push rod 603 to swing, the push rod 603 drives the positioning block 604 to retract, the positioning block 604 does not tightly lean against the positioning groove 402, the sliding plate 5 can be moved at the moment, the sliding plate 5 slides to a proper position on the sliding rail 4, the positioning bolt 601 is rotated to lock at the moment, the positioning bolt 601 is inserted into the slot 403, meanwhile, the push ring 602 is driven to move downwards, the push ring 602 drives the push rod 603 to swing, the push rod 603 drives the positioning block 604 to extend, the positioning block 604 is tightly lean against the positioning groove 402, the sliding plate 5 is positioned by inserting the positioning bolt 601 into the positioning groove 402 through a non-slip pad on the positioning block 604, and the positioning assembly 6 can be provided with a plurality of positioning blocks on the sliding plate 5 according to requirements.
Referring to fig. 3-4, in order to process workpieces with different diameters, an extension mechanism 7 is provided, and is adapted to the size of the workpieces, the extension mechanism 7 comprises an outer box 701 and an extension rod 702, the outer box 701 is horizontally and slidably connected with one end of a slide rod 804, the other end of the slide rod 804 is fixed on a slide plate 5, one end of the outer box 701 is vertically and slidably connected with one end of the extension rod 702, a floating assembly 9 is mounted on the other end of the extension rod 702, a ball screw pair of the extension rod 702 is connected with one end of a screw 703, the other end of the screw 703 is fixedly connected with a worm wheel 704, the worm wheel 704 is matched with a worm 705, one end of the worm 705 extends out of the extension rod 702 for operation, and the screw 703, the worm wheel 704 and the worm 705 are all rotatably connected in the extension rod 702. When the device is used, the worm 705 is rotated to adjust, the worm 705 rotates to drive the worm wheel 704 to rotate, the worm wheel 704 rotates to drive the screw rod 703 to rotate, and the screw rod 703 rotates to drive the extension rod 702 to move, so that the extension rod 702 extends or retracts to adapt to workpieces with different diameters.
Referring to fig. 5, for adapting to workpieces with different thicknesses, a clamping mechanism is provided, the clamping mechanism comprises two clamping plates 8, the two clamping plates 8 are arranged at two sides of the outer box 701, the lower ends of the clamping plates 8 are fixedly connected with one end of a bracket, the other end of the bracket penetrates into and is in sliding connection with a sliding plate 5, the rack 801 is fixedly connected with the rack 801, the two racks 801 are arranged in parallel and are meshed with the same gear 802, the gear 802 is in sliding connection with one end of a clamping bolt 803 through a spline shaft, the other end of the clamping bolt 803 penetrates out and is in threaded connection with the sliding plate 5, the rack 801 is in sliding connection with the sliding plate 5, the gear 802 is rotationally connected with the sliding plate 5, and two sides of the gear 802 are provided with limiting blocks for preventing the gear 802 from following the sliding of the clamping bolt 803. During the use, rotate clamping bolt 803, clamping bolt 803 drives gear 802 and rotates, and gear 802 rotates and makes two racks 801 take place in opposite directions or the motion of being in opposite directions, and rack 801 drives two splint 8 and removes, and when two splint 8 kept away from mutually, outer box 701 can freely slide on the slide rod 804 and adjust, and after adjusting suitable position, two slide rods 804 are close to mutually and press from both sides tight outer box 701 and fix a position outer box 701, and clamping bolt 803 realizes the auto-lock through the threaded connection with slide 5.
Referring to fig. 6, in order to achieve the self-adaptation and provide stable supporting force for the workpiece, a floating assembly 9 is provided, the floating assembly 9 includes a roller 901 and an elastic assembly, the roller 901 is in rolling connection with the workpiece, the roller 901 is rotatably connected with one end of a slider 902, the other end of the slider 902 is slidably connected with an extension rod 702, the slider 902 is connected with the elastic assembly, and the elastic assembly is installed in the extension rod 702. The elastic component comprises a permanent magnet 903 and an electromagnet 904, wherein the permanent magnet 903 is fixedly arranged at one end of the floating block 902 far away from the roller 901, and the electromagnet 904 is arranged in the extension rod 702 at a distance from the permanent magnet 903. When the grinding wheel is used, the electromagnet 904 is electrified, the electromagnet 904 generates a magnetic field to push the permanent magnet 903 to move outwards, and the floating of the roller 901 is realized through the magnetic poles so as to compensate grinding force.
Example 2: referring to fig. 7, to achieve the adaptation, a floating assembly 9 is provided for providing stable supporting force to the workpiece, the elastic assembly includes a spring 905, one end of the spring 905 is fixedly connected to the slider 902, and the other end is fixedly connected to the extension rod 702. The floating of the roller 901 is achieved by a spring 905 for grinding force compensation, and the remaining features are the same as those of embodiment 1.
Although embodiments of the present application have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the application, the scope of which is defined in the appended claims and their equivalents.
Claims (4)
1. The utility model provides a bearing ring external channel centerless grinding anchor clamps, includes lathe (1), magnetic disk (2), magnetic pole (3), installs magnetic disk (2) on lathe (1), installs magnetic pole (3) on magnetic disk (2), and the work piece of waiting to polish is installed on magnetic pole (3), is equipped with anchor clamps outward in magnetic disk (2), anchor clamps centre gripping work piece, its characterized in that: the clamp comprises two clamping components, the two clamping components are connected onto an annular sliding rail (4) in a sliding manner, the sliding rail (4) is arranged outside the magnetic disc (2) and is fixedly arranged on a machine tool (1), the clamping components comprise a sliding plate (5), a positioning component (6) for positioning the sliding plate (5) is arranged on the sliding plate (5), an extending mechanism (7) for adapting to the size of a workpiece is further connected onto the sliding plate (5) in a sliding manner, clamping mechanisms are arranged on two sides of the extending mechanism (7) and are used for positioning the extending mechanism (7), the clamping mechanisms are arranged on the sliding plate (5), and a floating component (9) is further arranged at one end, close to a workpiece, of the extending mechanism (7) and used for adjusting supporting force to adapt to centerless grinding;
a cavity (401) is arranged in the sliding rail (4), annular positioning grooves (402) are respectively formed in two annular sides of the cavity (401), and a plurality of slots (403) are annularly formed in the bottom of the cavity (401);
the positioning assembly (6) comprises positioning bolts (601) and positioning blocks (604), wherein the upper ends of the positioning bolts (601) are in threaded connection with sliding plates (5), the lower ends of the positioning bolts are inserted into slots (403), the middle parts of the positioning bolts (601) are rotationally connected with a sliding ring (602), sliding rings (606) are arranged below the sliding ring (602), the sliding rings (606) are rotationally and slidingly connected with the positioning bolts (601), two sides of the sliding ring (602) are respectively symmetrically hinged with one end of a pushing rod (603) through a support, the other end of each pushing rod (603) is hinged with the middle part of each positioning block (604), one end of each positioning block (604) slides in each positioning slot (402), the other end of each positioning block is slidingly connected with one end of each sliding rod (605), and the other end of each sliding rod (605) is fixed on the sliding ring (606);
the extending mechanism (7) comprises an outer box body (701) and an extending rod (702), the outer box body (701) is horizontally and slidably connected with one end of a sliding rod (804), the other end of the sliding rod (804) is fixed on a sliding plate (5), one end of the outer box body (701) is vertically and slidably connected with one end of the extending rod (702), a floating assembly (9) is arranged on the other end of the extending rod (702), the extending rod (702) is connected with one end of a screw rod (703) through a ball screw pair, the other end of the screw rod (703) is fixedly connected with a worm wheel (704), the worm wheel (704) is matched with a worm (705), one end of the worm (705) extends out of the extending rod (702) so as to operate, and the screw rod (703), the worm wheel (704) and the worm (705) are rotationally connected in the extending rod (702);
the clamping mechanism comprises two clamping plates (8), the two clamping plates (8) are arranged on two sides of an outer box body (701), one end of a connecting support is fixedly connected to the lower end of each clamping plate (8), the other end of each support penetrates into and is connected with a sliding plate (5) in a sliding mode, racks (801) are fixedly connected, the two racks (801) are arranged in parallel and meshed with the same gear (802), the gear (802) is connected with one end of a clamping bolt (803) in a sliding mode through a spline shaft, the other end of the clamping bolt (803) penetrates out and is connected with the sliding plate (5) in a threaded mode, the racks (801) are connected with the sliding plate (5) in a sliding mode, the gears (802) are rotatably connected to the sliding plate (5), and limiting blocks for preventing the gears (802) from following the sliding of the clamping bolts (803) are arranged on two sides of the gears.
2. A bearing ring outer channel centerless grinding fixture as claimed in claim 1 wherein: the floating assembly (9) comprises a roller (901) and an elastic assembly, the roller (901) is connected with a workpiece in a rolling mode, the roller (901) is connected with one end of a floating block (902) in a rotating mode, the other end of the floating block (902) is connected with an extending rod (702) in a sliding mode, the elastic assembly is connected with the back of the floating block (902), and the elastic assembly is arranged in the extending rod (702).
3. A bearing ring outer channel centerless grinding fixture as claimed in claim 2 wherein: the elastic component comprises a permanent magnet (903) and an electromagnet (904), wherein the permanent magnet (903) is fixedly arranged at one end of the floating block (902) far away from the roller (901), and the electromagnet (904) and the permanent magnet (903) are arranged in the extension rod (702) at a distance from one end.
4. A bearing ring outer channel centerless grinding fixture as claimed in claim 2 wherein: the elastic component comprises a spring (905), one end of the spring (905) is fixedly connected with the floating block (902), and the other end of the spring is fixedly connected in the extending rod (702).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311058655.XA CN116749079B (en) | 2023-08-22 | 2023-08-22 | Bearing ring outer channel centerless grinding clamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311058655.XA CN116749079B (en) | 2023-08-22 | 2023-08-22 | Bearing ring outer channel centerless grinding clamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN116749079A CN116749079A (en) | 2023-09-15 |
| CN116749079B true CN116749079B (en) | 2023-11-14 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202311058655.XA Active CN116749079B (en) | 2023-08-22 | 2023-08-22 | Bearing ring outer channel centerless grinding clamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN116749079B (en) |
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| CN210307074U (en) * | 2019-07-24 | 2020-04-14 | 捷姆轴承集团有限公司 | Grinding device for end face of inner ring of lengthened special-shaped bearing |
| CN210499627U (en) * | 2019-08-06 | 2020-05-12 | 常州光洋轴承股份有限公司 | Special floating supporting leg for grinding synchronizer intermediate ring and floating supporting assembly thereof |
| CN112576035A (en) * | 2020-12-11 | 2021-03-30 | 王小明 | Opposite-pulling screw rod for shear wall formwork erection construction and construction method thereof |
| CN213064284U (en) * | 2020-08-26 | 2021-04-27 | 湖北明道新能源风电有限公司 | Locking theftproof high strength bolt |
| CN213176355U (en) * | 2020-09-11 | 2021-05-11 | 绍兴联源金属科技有限公司 | Expansion screw assembly |
| CN213917892U (en) * | 2020-11-27 | 2021-08-10 | 安徽壹月科技有限公司 | Adjustable pipe clamp |
| CN114029796A (en) * | 2021-12-06 | 2022-02-11 | 河南科技大学 | Self-adaptive electromagnetic centerless clamp for grinding bearing ring |
| CN217234038U (en) * | 2022-04-08 | 2022-08-19 | 青海锂业有限公司 | Reusable expansion screw |
| CN218313210U (en) * | 2022-12-12 | 2023-01-17 | 山西天然气有限公司 | Quick butt joint fixing equipment for gas pipeline installation |
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2023
- 2023-08-22 CN CN202311058655.XA patent/CN116749079B/en active Active
Patent Citations (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN210307074U (en) * | 2019-07-24 | 2020-04-14 | 捷姆轴承集团有限公司 | Grinding device for end face of inner ring of lengthened special-shaped bearing |
| CN210499627U (en) * | 2019-08-06 | 2020-05-12 | 常州光洋轴承股份有限公司 | Special floating supporting leg for grinding synchronizer intermediate ring and floating supporting assembly thereof |
| CN213064284U (en) * | 2020-08-26 | 2021-04-27 | 湖北明道新能源风电有限公司 | Locking theftproof high strength bolt |
| CN213176355U (en) * | 2020-09-11 | 2021-05-11 | 绍兴联源金属科技有限公司 | Expansion screw assembly |
| CN213917892U (en) * | 2020-11-27 | 2021-08-10 | 安徽壹月科技有限公司 | Adjustable pipe clamp |
| CN112576035A (en) * | 2020-12-11 | 2021-03-30 | 王小明 | Opposite-pulling screw rod for shear wall formwork erection construction and construction method thereof |
| CN114029796A (en) * | 2021-12-06 | 2022-02-11 | 河南科技大学 | Self-adaptive electromagnetic centerless clamp for grinding bearing ring |
| CN217234038U (en) * | 2022-04-08 | 2022-08-19 | 青海锂业有限公司 | Reusable expansion screw |
| CN218313210U (en) * | 2022-12-12 | 2023-01-17 | 山西天然气有限公司 | Quick butt joint fixing equipment for gas pipeline installation |
Also Published As
| Publication number | Publication date |
|---|---|
| CN116749079A (en) | 2023-09-15 |
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