CN113370171B - Clamping device for bearing machining - Google Patents
Clamping device for bearing machining Download PDFInfo
- Publication number
- CN113370171B CN113370171B CN202110935308.5A CN202110935308A CN113370171B CN 113370171 B CN113370171 B CN 113370171B CN 202110935308 A CN202110935308 A CN 202110935308A CN 113370171 B CN113370171 B CN 113370171B
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- lifting plate
- bearing
- fixedly connected
- clamping device
- sliding
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B25—HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
- B25H—WORKSHOP EQUIPMENT, e.g. FOR MARKING-OUT WORK; STORAGE MEANS FOR WORKSHOPS
- B25H7/00—Marking-out or setting-out work
- B25H7/04—Devices, e.g. scribers, for marking
- B25H7/045—Devices, e.g. scribers, for marking characterised by constructional details of the marking elements
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B5/00—Cleaning by methods involving the use of air flow or gas flow
- B08B5/02—Cleaning by the force of jets, e.g. blowing-out cavities
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention discloses a clamping device for bearing machining, and belongs to the technical field of bearing machining. A clamping device for bearing machining comprises a base, wherein a rotary table is rotatably connected to the base, an upright post is fixedly connected to the rotary table, a sliding block is slidably connected to the upright post, support plates are fixedly connected to two sides of the sliding block, a driving cam is rotatably connected to the support plates, a first lifting plate is slidably connected to the support plates, a second lifting plate is elastically connected to the bottoms of the first lifting plate and is slidably connected with the support plates, and a bearing clamping portion is connected to the bottoms of the second lifting plate; according to the invention, as the device for quickly fixing the inner ring and the outer ring of the bearing is arranged on the original working table, the first lifting plate and the second lifting plate can move downwards only by pulling the pull rod to rotate the cam body, the three rotating rods are driven by the pressure rod to expand, the inner ring and the outer ring of the bearing are quickly fixed by the clamping head, and the bearing is ensured not to deviate during sample punching.
Description
Technical Field
The invention relates to the technical field of bearing machining, in particular to a clamping device for bearing machining.
Background
When a bearing is machined, an outer ring or an inner ring needs to be subjected to sample punching marking, then a bearing part subjected to sample punching marking is ground by using a grinding machine, taking the inner ring of the bearing as an example, as a key groove matched with a stepped shaft needs to be machined, the top surface of the inner ring of the bearing needs to be subjected to sample punching, the sample punching mode is that a rod body with higher hardness and a sharp thorn part is taken, the sharp thorn part is placed at a marking point needing sample punching, then the other end of the rod body is forcibly knocked by a hammer head or other parts, so that the sharp thorn part of the rod body can form a tiny sample hole on the surface of the part, a plurality of sample holes are connected by using a marking pen, and then the redundant part outside the connection line is ground, but when the bearing inner ring is punched, the bearing is thinner than the inner ring, when the rod body is knocked to perform sample punching, the inner ring of the bearing is easy to overturn or shift, so that the sample punching point shifts to influence the subsequent precision, to this end, we propose a clamping device for bearing machining to solve the above-mentioned disadvantages.
Disclosure of Invention
The invention aims to solve the problem that how to quickly fix the inner wall of a bearing during sample punching on the inner wall of the bearing in the prior art, and provides a clamping device for bearing machining.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a clamping device for bearing processing, includes the base, it is connected with the carousel to rotate on the base, fixedly connected with stand on the carousel, sliding connection has the slider on the stand, slider both sides fixedly connected with extension board, the extension board internal rotation is connected with the drive cam, sliding connection has first lifter plate in the extension board, first lifter plate is located the drive cam bottom and pastes mutually with the drive cam, first lifter plate bottom elastic connection has the second lifter plate, the second lifter plate with extension board sliding connection, second lifter plate bottom is connected with bearing screens portion.
Preferably, be equipped with the cavity in the stand, and the stand lateral wall be equipped with the logical groove of cavity intercommunication, the stand top can be dismantled and be connected with the lid, it is connected with the screw rod to rotate on the lid, screw rod upper end fixedly connected with knob, the screw rod is at the cavity internal rotation, the slider with the screw rod screw thread connects soon, the slider both sides are equipped with the connecting rod that passes logical groove, the one end that the slider was kept away from to the connecting rod with the extension board is fixed.
Preferably, the bottom of the cavity is fixedly connected with a limiting sleeve, and the lower end of the screw rod extends into the limiting sleeve and is rotatably arranged with the limiting sleeve.
Preferably, the driving cam comprises a cam body and a pull rod fixedly connected with the cam body, and the pull rod penetrates through the support plate to form a bend and extends upwards.
Preferably, the bottom of the first lifting plate is fixedly connected with a slide bar, the second lifting plate is provided with a through hole for the slide bar to pass through, the slide bar passes through the through hole and is fixedly connected with a baffle, the slide bar is sleeved with a spring, and two ends of the spring respectively abut against the first lifting plate and the second lifting plate.
Preferably, the bearing clamping portion comprises a pressing rod fixedly connected to the bottom of the second lifting plate, the bottom of the pressing rod is rotatably connected with a plurality of rotating rods, and the lower ends of the rotating rods are rotatably connected with clamping heads which are abutted to the inner rings of the bearings.
Preferably, a sealing cavity is arranged in the pressure lever, a piston is connected in the sealing cavity in a sealing and sliding manner, a push rod is fixedly connected to the piston, the upper end of the push rod is fixed to the first lifting plate, a blowing hole communicated with the outside is formed in the side wall of the bottom of the sealing cavity, and the blowing hole is located above the bearing.
Preferably, the inner wall of the support plate is provided with a sliding groove, and the first lifting plate and the second lifting plate are both in sliding connection with the sliding groove.
Preferably, the base is connected with annular anti-skidding lines, the turntable is fixedly connected with a support lug, a threaded hole is formed in the support lug, a bolt is connected with the threaded hole in an internal thread manner, and the bolt extends downwards to be attached to the anti-skidding lines.
Compared with the prior art, the invention provides a clamping device for bearing processing, which has the following beneficial effects: according to the invention, as the device for quickly fixing the inner ring and the outer ring of the bearing is arranged on the original working table, the first lifting plate and the second lifting plate can move downwards only by pulling the pull rod to rotate the cam body, the three rotating rods are driven by the pressure rod to expand, and then the inner ring and the outer ring of the bearing are quickly fixed by the clamping head, so that the bearing is prevented from deviating during sample punching;
according to the invention, the push rod and the piston are arranged between the first lifting plate and the second lifting plate, the sealing cavity is arranged in the pressure rod, and the side wall of the pressure rod is provided with the air blowing hole, so that when the first lifting plate and the second lifting plate are close to each other, the piston discharges air in the sealing cavity from the air blowing hole, the top surface of the bearing is blown, and the function of cleaning the top surface of the bearing is achieved.
Drawings
FIG. 1 is a first structural schematic diagram of a clamping device for bearing machining according to the present invention;
fig. 2 is a front view of a clamping device for bearing machining according to the present invention;
fig. 3 is a left side view of a clamping device for bearing machining according to the present invention;
FIG. 4 is a schematic structural diagram of a clamping device for bearing machining according to the present invention;
fig. 5 is a top view of a clamping device for bearing machining according to the present invention;
FIG. 6 is a schematic structural view of a portion A in FIG. 5 of a clamping device for bearing machining according to the present invention;
fig. 7 is an exploded view of a clamping device for bearing machining according to the present invention.
In the figure: 1. a base; 102. anti-skid lines; 2. a turntable; 201. supporting a lug; 202. a bolt; 3. a column; 301. a cover body; 302. a knob; 303. a screw; 304. a cavity; 305. a through groove; 306. a limiting sleeve; 4. a slider; 401. a connecting rod; 403. a support plate; 404. a chute; 405. a drive cam; 406. a pull rod; 407. a first lifter plate; 408. a push rod; 409. a piston; 410. a second lifter plate; 411. a pressure lever; 412. a rotating rod; 4121. clamping a head; 413. a gas blowing hole; 414. sealing the cavity; 415. a slide bar; 416. a spring; 417. and a baffle plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
Referring to fig. 1-7, a clamping device for bearing processing includes a base 1, a rotary table 2 is rotatably connected to the base 1, an upright column 3 is fixedly connected to the rotary table 2, a slider 4 is slidably connected to the upright column 3, support plates 403 are fixedly connected to two sides of the slider 4, a driving cam 405 is rotatably connected to the support plates 403, first lifting plates 407 are slidably connected to the support plates 403, the first lifting plates 407 are located at the bottom of the driving cam 405 and stick to the driving cam 405, second lifting plates 410 are elastically connected to the bottom of the first lifting plates 407, the second lifting plates 410 are slidably connected to the support plates 403, and bearing clamping portions are connected to the bottom of the second lifting plates 410.
Specifically, firstly, the base 1 is installed on the processing table, and slides a slide block 4 on the column 3, and drives the position of the slide block 4 through the screw 303, so as to enable quick rough adjustment, after the position adjustment of the slide block 4 is completed, the outer ring or the inner ring of the bearing is placed on the turntable 2, and the first lifting plate 407 and the second lifting plate 410 are driven through the driving cam 405, so as to drive the bearing clamping portion to fix the bearing.
Referring to fig. 7, one embodiment of the present invention: be equipped with cavity 304 in the stand 3, and the stand 3 lateral wall is equipped with the logical groove 305 that communicates with cavity 304, and 3 tops of stand can be dismantled and be connected with lid 301, rotate on the lid 301 and be connected with screw rod 303, screw rod 303 upper end fixedly connected with knob 302, screw rod 303 is at cavity 304 internal rotation, slider 4 connects with screw rod 303 screw thread soon, the slider 4 both sides are equipped with the connecting rod 401 that passes logical groove 305, the one end that slider 4 was kept away from to connecting rod 401 is fixed with extension board 403.
Referring to fig. 5-7, one embodiment of the present invention: the cavity 304 bottom fixedly connected with stop collar 306, stop collar 306 is stretched into to screw 303 lower extreme to rotate the setting with stop collar 306, the existence of stop collar 306 plays the spacing effect of screw 303, only need separate lid 301 and stand 3 when dismantling, then rotate screw 303 and slider 4 separation can.
Referring to fig. 1-5, fig. 7, one embodiment of the present invention: the driving cam 405 includes a cam body and a pull rod 406 fixedly connected to the cam body, and the pull rod 406 passes through the support plate 403 to form a bend extending upward.
Referring to fig. 1-7, one embodiment of the present invention: the bottom of the first lifting plate 407 is fixedly connected with a slide bar 415, the second lifting plate 410 is provided with a through hole for the slide bar 415 to pass through, the slide bar 415 passes through the through hole and is fixedly connected with a baffle 417, the slide bar 415 is sleeved with a spring 416, and two ends of the spring 416 are respectively abutted against the first lifting plate 407 and the second lifting plate 410.
Referring to fig. 7, one embodiment of the present invention: the bearing clamping portion comprises a pressing rod 411 fixedly connected to the bottom of the second lifting plate 410, the bottom of the pressing rod 411 is rotatably connected with a plurality of rotating rods 412, and the lower ends of the rotating rods 412 are rotatably connected with clamping heads 4121 abutted to the inner ring of the bearing.
Referring to fig. 7, one embodiment of the present invention: a sealing cavity 414 is arranged in the pressure rod 411, a piston 409 is connected in the sealing cavity 414 in a sealing and sliding mode, a push rod 408 is fixedly connected to the piston 409, the upper end of the push rod 408 is fixed with the first lifting plate 407, a gas blowing hole 413 communicated with the outside is formed in the side wall of the bottom of the sealing cavity 414, and the gas blowing hole 413 is located above the bearing.
Referring to fig. 7, one embodiment of the present invention: the inner wall of the support plate 403 is provided with a sliding groove 404, and the first lifting plate 407 and the second lifting plate 410 are both connected with the sliding groove 404 in a sliding manner.
Referring to fig. 1, 4, 5, and 7, an embodiment of the present invention: the base 1 is connected with annular anti-skidding line 102, and fixedly connected with journal stirrup 201 on the carousel 2, set up threaded hole on the journal stirrup 201, threaded hole female connection has bolt 202, bolt 202 downwardly extending and the laminating of anti-skidding line 102.
The working principle is as follows: when in use, the base 1 is firstly installed on a processing table top and can be connected with the processing table top through a screw or welding mode, because the size and the thickness of the outer ring or the inner ring of the bearing are different, the invention can rapidly and roughly adjust by sliding a slide block 4 on an upright post 3 and driving the position of the slide block 4 through a screw 303, the tooth shapes of the screw 303 and the slide block 4 are zigzag, thereby realizing the self-locking effect, after the position adjustment of the slide block 4 is completed, the outer ring or the inner ring of the bearing is placed on a turntable 2, then three rotating rods 412 on a pressure lever 411 and a lower end chuck 4121 of the rotating rods 412 are clamped on the inner wall of the outer ring or the inner ring, then a pull rod 406 is pulled to drive a cam body to rotate, and further press a first lifting plate 407 to move downwards, so that the first lifting plate 407 drives a sliding rod 415 to move downwards, and further a spring 416 sleeved on the sliding rod 415 drives a second lifting plate 410 to move downwards, drive depression bar 411 moves downwards in step, thereby make three bull stick 412 expand to the inner wall of bearing paste tightly fixedly, and drive piston 409 through push rod 408 in the time of first lifter plate 407 downstream and slide downwards in sealed chamber 414, thereby discharge the gas in sealed chamber 414 through gas hole 413 and clear up the bearing top surface, after the cam body resets, first lifter plate 407 and second lifter plate 410 reset slowly each other under the effect of spring 416, piston 409 resets simultaneously and extracts the outside air through gas hole 413, can add the filter screen in the outside of gas hole 413 and prevent the jam of gas hole 413, thereby guarantee the smoothness of surface when carrying out appearance towards bearing top surface, prevent the particulate matter and influence appearance degree of rush.
According to the invention, as the device for quickly fixing the inner ring and the outer ring of the bearing is arranged on the original working table, the first lifting plate 407 and the second lifting plate 410 can move downwards only by pulling the pull rod 406 to rotate the cam body, the three rotating rods 412 are driven to expand through the compression rod 411, and then the inner ring and the outer ring of the bearing are quickly fixed through the clamping head 4121, so that the bearing is ensured not to deviate during sample punching;
according to the invention, the push rod 408 and the piston 409 are arranged between the first lifting plate 407 and the second lifting plate 410, the sealing cavity 414 is arranged in the pressure rod 411, and the side wall of the pressure rod 411 is provided with the air blowing hole 413, so that when the first lifting plate 407 and the second lifting plate 410 are close to each other, the piston 409 discharges air in the sealing cavity 414 from the air blowing hole 413, and thus the top surface of the bearing is blown, and the top surface of the bearing is cleaned.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (7)
1. The clamping device for bearing machining comprises a base (1), and is characterized in that a rotary table (2) is connected to the base (1) in a rotating mode, an upright (3) is fixedly connected to the rotary table (2), a sliding block (4) is connected to the upright (3) in a sliding mode, supporting plates (403) are fixedly connected to two sides of the sliding block (4), a driving cam (405) is connected to the supporting plates (403) in a rotating mode, a first lifting plate (407) is connected to the supporting plates (403) in a sliding mode, the first lifting plate (407) is located at the bottom of the driving cam (405) and attached to the driving cam (405), a second lifting plate (410) is connected to the bottom of the first lifting plate (407) in an elastic mode, the second lifting plate (410) is connected to the supporting plates (403) in a sliding mode, and a bearing clamping portion is connected to the bottom of the second lifting plate (410);
the bearing clamping part comprises a pressure lever (411) fixedly connected to the bottom of the second lifting plate (410), the bottom of the pressure lever (411) is rotatably connected with a plurality of rotating rods (412), and the lower ends of the rotating rods (412) are rotatably connected with clamping heads (4121) which are abutted to the inner ring of the bearing;
be equipped with sealed chamber (414) in depression bar (411), sealed sliding connection has piston (409) in sealed chamber (414), fixedly connected with push rod (408) on piston (409), push rod (408) upper end with first lifter plate (407) are fixed, sealed chamber (414) bottom lateral wall is equipped with gas hole (413) with outside intercommunication, gas hole (413) are located the bearing top.
2. The clamping device for bearing machining according to claim 1, characterized in that a cavity (304) is arranged in the upright (3), a through groove (305) communicated with the cavity (304) is formed in the side wall of the upright (3), a cover body (301) is detachably connected to the top of the upright (3), a screw (303) is rotatably connected to the cover body (301), a knob (302) is fixedly connected to the upper end of the screw (303), the screw (303) rotates in the cavity (304), the sliding block (4) is in threaded connection with the screw (303), connecting rods (401) penetrating through the through groove (305) are arranged on two sides of the sliding block (4), and one ends, far away from the sliding block (4), of the connecting rods (401) are fixed to the support plate (403).
3. The clamping device for bearing machining according to claim 2, characterized in that a limiting sleeve (306) is fixedly connected to the bottom of the cavity (304), and the lower end of the screw rod (303) extends into the limiting sleeve (306) and is rotatably arranged with the limiting sleeve (306).
4. The clamping device for bearing machining according to any one of claims 1 to 3, characterized in that the drive cam (405) comprises a cam body and a pull rod (406) fixedly connected with the cam body, and the pull rod (406) extends upwards through the support plate (403) forming a bend.
5. The clamping device for bearing machining according to claim 1, wherein a sliding rod (415) is fixedly connected to the bottom of the first lifting plate (407), a through hole for the sliding rod (415) to pass through is formed in the second lifting plate (410), a baffle (417) is fixedly connected to the through hole for the sliding rod (415) to pass through, a spring (416) is sleeved on the sliding rod (415), and two ends of the spring (416) are respectively abutted against the first lifting plate (407) and the second lifting plate (410).
6. The clamping device for bearing machining according to claim 1, characterized in that a sliding groove (404) is formed in an inner wall of the support plate (403), and the first lifting plate (407) and the second lifting plate (410) are slidably connected with the sliding groove (404).
7. The clamping device for bearing machining according to claim 1, characterized in that an annular anti-skid pattern (102) is connected to the base (1), a support lug (201) is fixedly connected to the turntable (2), a threaded hole is formed in the support lug (201), a bolt (202) is connected to the threaded hole in a threaded manner, and the bolt (202) extends downwards to be attached to the anti-skid pattern (102).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110935308.5A CN113370171B (en) | 2021-08-16 | 2021-08-16 | Clamping device for bearing machining |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110935308.5A CN113370171B (en) | 2021-08-16 | 2021-08-16 | Clamping device for bearing machining |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN113370171A CN113370171A (en) | 2021-09-10 |
| CN113370171B true CN113370171B (en) | 2021-11-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110935308.5A Active CN113370171B (en) | 2021-08-16 | 2021-08-16 | Clamping device for bearing machining |
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| CN (1) | CN113370171B (en) |
Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203945088U (en) * | 2014-07-22 | 2014-11-19 | 抚顺煤矿电机制造有限责任公司 | A kind of disassembly mechanism of motor bearings enclosing cover outside framework oil seal |
| CN207273219U (en) * | 2017-09-22 | 2018-04-27 | 姜巍凯 | A kind of portable material folding mechanical arm |
| CN208179504U (en) * | 2018-04-27 | 2018-12-04 | 袁林伟 | A kind of bearing marking positioning device |
| CN208780099U (en) * | 2018-10-24 | 2019-04-23 | 徐州优力同创科技股份有限公司 | A kind of water pump shaft connecting bearings keyway depth measurement device |
| CN109202496B (en) * | 2018-11-22 | 2021-09-03 | 宁波健实机械有限公司 | Special clamping device for crankshaft punching |
| CN212823771U (en) * | 2020-03-16 | 2021-03-30 | 唐霜梅 | Bearing press-fitting device based on intelligent manufacturing |
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2021
- 2021-08-16 CN CN202110935308.5A patent/CN113370171B/en active Active
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| CN113370171A (en) | 2021-09-10 |
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