CN110900447B - Clamping device capable of keeping bearing clamping force constant - Google Patents
Clamping device capable of keeping bearing clamping force constant Download PDFInfo
- Publication number
- CN110900447B CN110900447B CN201911290027.8A CN201911290027A CN110900447B CN 110900447 B CN110900447 B CN 110900447B CN 201911290027 A CN201911290027 A CN 201911290027A CN 110900447 B CN110900447 B CN 110900447B
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- rod
- clamping
- bearing
- fixedly connected
- supporting column
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- 238000000034 method Methods 0.000 claims abstract description 13
- 238000006243 chemical reaction Methods 0.000 claims description 5
- 230000000694 effects Effects 0.000 abstract description 13
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005498 polishing Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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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
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The invention relates to the technical field of bearing processing, and discloses a clamping device capable of keeping the clamping force of a bearing constant, which comprises a mounting seat, a supporting column is fixedly arranged on the front surface of the mounting seat, a telescopic rod is connected inside the supporting column in a sliding manner, the right side of the supporting column is fixedly connected with a fixed sleeve, the inside of the fixed sleeve is connected with a sliding rod in a sliding way, the left side of the slide bar is fixedly connected with an anti-drop block, the right end of the telescopic rod is movably connected with a connecting telescopic rod, the clamping force of the clamp is kept constant by utilizing the tensile force of the spring through the matching use between the clamping rod and the elastic spring, thereby ensuring that the bearing cannot be damaged due to overlarge clamping force in the clamping process, meanwhile, the phenomenon of unstable clamping caused by too small clamping force is avoided, and the effect of keeping the clamping force constant in the bearing clamping process is achieved.
Description
Technical Field
The invention relates to the technical field of bearing processing, in particular to a clamping device capable of keeping the clamping force of a bearing constant.
Background
The bearing is more and more extensive in the application in life, but traditional trade adopts manual or semi-automatic type to the surface finish of bearing more, nevertheless still have certain problem in the aspect of the polishing centre gripping, the bearing need pay attention to the dynamics of centre gripping very much in the clamping process, prevent that the too big damage that leads to bearing surface of centre gripping dynamics, avoid the too big in-process of clamping dynamics often can lead to the centre gripping dynamics undersize, and the clamping dynamics undersize can not play fine fixed effect to the bearing again, consequently too big and undersize of centre gripping dynamics can lead to the machining effect of bearing not good, more serious can lead to bearing surface's damage.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides the clamping device capable of keeping the clamping force of the bearing constant, has the advantage of keeping the clamping force constant, and solves the problems that the bearing is damaged due to overlarge clamping force and the clamping fixing effect is poor due to the undersize clamping force.
(II) technical scheme
In order to achieve the purpose of keeping the clamping force constant, the invention provides the following technical scheme: a clamping device capable of keeping constant bearing clamping force comprises a mounting seat, wherein a supporting column is fixedly mounted on the front face of the mounting seat, a telescopic rod is slidably connected inside the supporting column, a fixed sleeve is fixedly connected to the right side of the supporting column, a sliding rod is slidably connected inside the fixed sleeve, an anti-falling block is fixedly connected to the left side of the sliding rod, a connecting telescopic rod is movably connected to the right end of the telescopic rod, a movable rod is movably connected to the right side of the sliding rod, a clamping rod is movably connected to the inner wall of the right side of the movable rod, a clamp is fixedly connected to the right end of the clamping rod, a fixed column is fixedly connected to the left end of the clamping rod, a spring connecting column is fixedly connected to the inner wall of the movable rod, an elastic spring is fixedly connected between the fixed column and the spring connecting column, a gear is movably connected to the inside of the supporting column, a threaded rod is movably connected to the top of the supporting column, the top of the threaded rod is fixedly connected with a rotary table.
Preferably, the clamping device on the right side of the supporting column is of a symmetrical structure, so that clamping is facilitated.
Preferably, the rack is arranged on the outer side of the telescopic rod and inside the supporting column, and the rack is meshed with the gear, so that the gear rotates to drive the telescopic rod to move.
Preferably, the sliding rod, the connecting rod and the movable rod are movably connected through a connecting shaft, so that the connecting rod drives the sliding rod and the movable rod to move.
Preferably, the inside of the movable rod is provided with a rectangular groove, so that the clamping rod is arranged in the rectangular groove.
Preferably, a connecting block is fixedly connected to the joint of the clamping rod and the movable rod, so that the clamping rod can rotate along the joint.
Preferably, the threaded rod is engaged with a gear such that rotation of the threaded rod causes rotation of the gear.
Advantageous effects
Compared with the prior art, the clamping device capable of keeping the clamping force of the bearing constant provided by the invention has the following beneficial effects:
1. this can guarantee clamping device of bearing centre gripping dynamics invariant, use through the cooperation between supporting rod and the elastic spring, constantly be close to the telescopic link direction along with the movable rod drives supporting rod and anchor clamps, receive the reaction force of bearing to anchor clamps when making anchor clamps press from both sides tight bearing, make the supporting rod rotatory along the loose axle, it is in tensile state to drive the elastic spring, the tensile force that utilizes the spring makes the anchor clamps centre gripping dynamics keep invariable, guaranteed the damage that can not lead to the bearing because of the clamp force is too big among the clamping process, the emergence of the unstable phenomenon of centre gripping that the clamp force undersize leads to has also been avoided simultaneously, thereby reached and kept the effect that can keep the clamp force invariant to the bearing clamping process.
2. This can guarantee clamping device of bearing centre gripping dynamics invariant uses through the cooperation between slide bar and the fixed cover, makes clamping device can keep the horizontality carrying out the clamp in-process to reached and kept the stable effect of clamping device, used through the cooperation of threaded rod, gear and telescopic link, it is rotatory to rotate the threaded rod and drive the gear, the gear rotation drives the telescopic link and slides, thereby reached control clamping device's the effect of pressing from both sides tightly to the bearing.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a cross-sectional view of the structure of the present invention;
fig. 3 is a schematic view of the movable rod structure of the present invention.
In the figure: the device comprises a mounting seat 1, a supporting column 2, a telescopic rod 3, a rotary table 4, a fixing sleeve 5, a sliding rod 6, an anti-falling block 7, a connecting rod 8, a connecting shaft 9, a movable rod 10, a clamping rod 11, a clamp 12, a fixed column 13, an elastic spring 14, a spring connecting column 15, a gear 16 and a threaded rod 17.
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. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-3, a clamping device capable of maintaining a constant clamping force of a bearing comprises a mounting base 1, a supporting column 2 is fixedly mounted on the front surface of the mounting base 1, the clamping device on the right side of the supporting column 2 is of a symmetrical structure and is convenient to clamp, a telescopic rod 3 is slidably connected inside the supporting column 2, a rack is mounted on the outer side of the telescopic rod 3 and inside the supporting column 2 and meshed with a gear 16, the gear 16 rotates to drive the telescopic rod 3 to move, a sliding rod 6, a connecting rod 8 and a movable rod 10 are movably connected through a connecting shaft 9, the connecting rod 8 drives the sliding rod 6 and the movable rod 10 to move, a rectangular groove is formed inside the movable rod 10, a clamping rod 11 is mounted in the rectangular groove, a fixing sleeve 5 is fixedly connected on the right side of the supporting column 2, and the clamping device can keep a horizontal state in a clamping process through the matching use between the sliding rod 6 and the fixing sleeve 5, thereby achieving the effect of keeping the clamping device stable, the inside of the fixed sleeve 5 is slidably connected with a slide bar 6, the left side of the slide bar 6 is fixedly connected with an anti-falling block 7, the right end of the telescopic bar 3 is movably connected with a telescopic bar 3, the right side of the slide bar 6 is movably connected with a movable bar 10, the right inner wall of the movable bar 10 is movably connected with a clamping bar 11, the joint of the clamping bar 11 and the movable bar 10 is fixedly connected with a connecting block, so that the clamping bar 11 can rotate along the joint, the right end of the clamping bar 11 is fixedly connected with a clamp 12, the left end of the clamping bar 11 is fixedly connected with a fixed column 13, the inner wall of the movable bar 10 is fixedly connected with a spring connecting column 15, an elastic spring 14 is fixedly connected between the fixed column 13 and the spring connecting column 15, and through the matching use between the clamping bar 11 and the elastic spring 14, the clamping bar 11 and the clamp 12 are continuously close to the direction of the telescopic bar 3 along with the movable bar 10, receive the reaction force of bearing to anchor clamps 12 when making anchor clamps 12 press from both sides tight bearing, it is rotatory to make supporting rod 11 follow the loose axle, it is in tensile state to drive elastic spring 14, the tensile force that utilizes the spring makes anchor clamps 12 centre gripping keeps invariable, the inside swing joint of support column 2 has gear 16, the top swing joint of support column 2 has threaded rod 17, threaded rod 17 meshes with gear 16, it is rotatory to make the rotatory drive gear 16 of threaded rod 17, the top fixedly connected with carousel 4 of threaded rod 17, through threaded rod 17, gear 16 and telescopic link 3's cooperation is used, it is rotatory to rotate threaded rod 17 and drive gear 16, gear 16 is rotatory to drive telescopic link 3 and slides, thereby the effect that the tight bearing of control clamping device carries out the clamp.
The working principle is as follows: when a bearing needs to be clamped, the rotating disc 4 is rotated clockwise, the rotating disc 4 drives the threaded rod 17 to rotate, the threaded rod 17 drives the gear 16 to rotate anticlockwise, the gear 16 drives the telescopic rod 3 to move rightwards, the telescopic rod 3 drives the driving connecting rod 8 to move rightwards, the connecting rod 8 drives the sliding rod 6 and the movable rod 10 to move towards the direction close to the telescopic rod 3, the movable rod 10 drives the two clamping rods 11 to mutually approach, the clamping rods 11 drive the clamp 12 to clamp the bearing, in order to avoid over-tightening or over-loosening of clamping, an elastic spring 14 is installed between a fixed column 13 and a spring connecting column 15 at the left end of the clamping rod 11, the bearing is clamped by the elasticity of the spring, the clamping rod 11 and the clamp 12 are continuously close to the telescopic rod 3 along with the movable rod 10, the clamp 12 is subjected to the reaction force of the bearing on the clamp 12, the clamping rod 11 rotates along the movable shaft, and the elastic spring 14 is driven to be in a stretching state, the clamping force of the clamp 12 is kept constant by utilizing the tensile force of the spring, so that the damage to a bearing caused by too large clamping force is avoided in the clamping process, and the phenomenon of unstable clamping caused by too small clamping force is avoided.
In conclusion, this can guarantee clamping device of bearing clamping-force invariant, through the cooperation use between clamping rod 11 and the elastic spring 14, along with movable rod 10 drives clamping rod 11 and anchor clamps 12 and constantly is close to telescopic link 3 direction, receive the reaction force of bearing to anchor clamps 12 when making anchor clamps 12 grip the bearing, make clamping rod 11 rotatory along the loose axle, drive elastic spring 14 and be in tensile state, utilize the tensile force of spring to make the dynamics of anchor clamps 12 centre gripping keep invariable, guaranteed that the clamping in-process can not lead to the damage of bearing because of the clamp force is too big, the emergence of the unstable phenomenon of centre gripping that has also avoided the clamp force to lead to the undersize simultaneously, thereby reached and kept keeping the effect that the clamp force is invariable to the bearing clamping in-process.
In addition, the clamping device capable of keeping the clamping force of the bearing constant can keep the horizontal state of the clamping device in the clamping process through the matching use between the sliding rod 6 and the fixed sleeve 5, so that the effect of keeping the clamping device stable is achieved, the threaded rod 17 is rotated to drive the gear 16 to rotate through the matching use of the threaded rod 17, the gear 16 and the telescopic rod 3, the gear 16 rotates to drive the telescopic rod 3 to slide, and the effect of controlling the clamping device to clamp the bearing is achieved.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (1)
1. The utility model provides a can guarantee invariable clamping device of bearing centre gripping dynamics, includes mount pad (1), its characterized in that: the front of the mounting seat (1) is fixedly provided with a supporting column (2), the inside of the supporting column (2) is connected with a telescopic rod (3) in a sliding manner, the right side of the supporting column (2) is fixedly connected with a fixing sleeve (5), the inside of the fixing sleeve (5) is connected with a sliding rod (6) in a sliding manner, the left side of the sliding rod (6) is fixedly connected with an anti-falling block (7), the right end of the telescopic rod (3) is movably connected with a connecting rod (8), the right side of the sliding rod (6) is movably connected with a movable rod (10), the right side inner wall of the movable rod (10) is movably connected with a clamping rod (11), the right end of the clamping rod (11) is fixedly connected with a clamp (12), the left end of the clamping rod (11) is fixedly connected with a fixing column (13), the inner wall of the movable rod (10) is fixedly connected with a spring connecting column (15), and an elastic spring (14) is fixedly connected between the fixing column (13) and the spring connecting column (15), a gear (16) is movably connected inside the supporting column (2), a threaded rod (17) is movably connected to the top of the supporting column (2), and a turntable (4) is fixedly connected to the top of the threaded rod (17); the clamping device on the right side of the supporting column (2) is of a symmetrical structure; racks are arranged on the outer side of the telescopic rod (3) and inside the supporting column (2), and the racks are meshed with the gear (16); the sliding rod (6), the connecting rod (8) and the movable rod (10) are movably connected through a connecting shaft (9); a rectangular groove is formed in the movable rod (10); the outer side of the movable rod (10) is provided with a connecting hole communicated with the rectangular groove; the threaded rod (17) is meshed with the gear (16); when the bearing needs to be clamped, the rotating disc (4) is rotated clockwise, the rotating disc (4) is made to drive the threaded rod (17) to rotate, the threaded rod (17) drives the gear (16) to rotate anticlockwise, the gear (16) drives the telescopic rod (3) to move right, the telescopic rod (3) drives the connecting rod (8) to move right, the connecting rod (8) drives the sliding rod (6) and the movable rod (10) to move towards the direction close to the telescopic rod (3), the movable rod (10) drives the two clamping rods (11) to be close to each other, the clamping rods (11) drive the clamp (12) to clamp the bearing, in order to avoid over-tight or over-loose clamping, an elastic spring (14) is installed between a fixed column (13) at the left end of the clamping rod (11) and a spring connecting column (15), the bearing is clamped by the elasticity of the spring, the clamping rods (11) and the clamp (12) are driven by the movable rod (10) to continuously close to the telescopic rod (3), receive the reaction force of bearing to anchor clamps (12) when making anchor clamps (12) tight bearing, make clamping rod (11) rotatory along the loose axle, drive elastic spring (14) and be in tensile state, the tensile force that utilizes the spring makes anchor clamps (12) centre gripping dynamics keep invariable, guaranteed the damage that can not lead to the bearing because of the clamp force is too big among the clamping process, also avoided the emergence of the unstable phenomenon of centre gripping that the clamp force undersize leads to simultaneously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911290027.8A CN110900447B (en) | 2019-12-16 | 2019-12-16 | Clamping device capable of keeping bearing clamping force constant |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911290027.8A CN110900447B (en) | 2019-12-16 | 2019-12-16 | Clamping device capable of keeping bearing clamping force constant |
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| Publication Number | Publication Date |
|---|---|
| CN110900447A CN110900447A (en) | 2020-03-24 |
| CN110900447B true CN110900447B (en) | 2021-11-30 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911290027.8A Active CN110900447B (en) | 2019-12-16 | 2019-12-16 | Clamping device capable of keeping bearing clamping force constant |
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| Country | Link |
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| CN (1) | CN110900447B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN118288080B (en) * | 2024-06-06 | 2024-08-27 | 山东华瑞丰机械有限公司 | Clamping device for machining automobile calipers |
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| FR2954725A1 (en) * | 2009-12-24 | 2011-07-01 | Stmi Soc Des Tech En Milieu Ionisant | Gripping clamp for remotely dismantling of e.g. energy producing nuclear facility, in nuclear site, has support axles that are separated by same distance separating jaws axles, and are aligned in parallel manner to jaws axles |
| CN106002145A (en) * | 2016-06-30 | 2016-10-12 | 苏州市吴中区胥口广博模具加工厂 | Mechanical taking hand of electronic drain valve controller assembly machine |
| CN207104942U (en) * | 2017-08-02 | 2018-03-16 | 宁夏巨能机器人股份有限公司 | A kind of drive device of robot hand |
| CN108098811A (en) * | 2017-12-25 | 2018-06-01 | 新昌县沙溪镇冠庆体育用品厂 | A kind of mechanical gripper |
| CN208342871U (en) * | 2018-06-22 | 2019-01-08 | 朱祖武 | A kind of clamping header structure for industrial robot |
| CN109623861A (en) * | 2019-01-30 | 2019-04-16 | 郑州莱发科技有限公司 | A kind of flexible grabbing device |
| CN209533427U (en) * | 2019-01-16 | 2019-10-25 | 成都欧升光电科技有限公司 | A kind of manipulator joint connection structure |
| CN209598859U (en) * | 2018-12-09 | 2019-11-08 | 江苏一澜智能科技有限公司 | A kind of paper tube forming paper tube head-grinding machine |
-
2019
- 2019-12-16 CN CN201911290027.8A patent/CN110900447B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| FR2954725A1 (en) * | 2009-12-24 | 2011-07-01 | Stmi Soc Des Tech En Milieu Ionisant | Gripping clamp for remotely dismantling of e.g. energy producing nuclear facility, in nuclear site, has support axles that are separated by same distance separating jaws axles, and are aligned in parallel manner to jaws axles |
| CN106002145A (en) * | 2016-06-30 | 2016-10-12 | 苏州市吴中区胥口广博模具加工厂 | Mechanical taking hand of electronic drain valve controller assembly machine |
| CN207104942U (en) * | 2017-08-02 | 2018-03-16 | 宁夏巨能机器人股份有限公司 | A kind of drive device of robot hand |
| CN108098811A (en) * | 2017-12-25 | 2018-06-01 | 新昌县沙溪镇冠庆体育用品厂 | A kind of mechanical gripper |
| CN208342871U (en) * | 2018-06-22 | 2019-01-08 | 朱祖武 | A kind of clamping header structure for industrial robot |
| CN209598859U (en) * | 2018-12-09 | 2019-11-08 | 江苏一澜智能科技有限公司 | A kind of paper tube forming paper tube head-grinding machine |
| CN209533427U (en) * | 2019-01-16 | 2019-10-25 | 成都欧升光电科技有限公司 | A kind of manipulator joint connection structure |
| CN109623861A (en) * | 2019-01-30 | 2019-04-16 | 郑州莱发科技有限公司 | A kind of flexible grabbing device |
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| CN110900447A (en) | 2020-03-24 |
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Effective date of registration: 20211112 Address after: 224700 Jiatong Road, Jianhu County Economic Development Zone, Yancheng City, Jiangsu Province Applicant after: Jianhu Huayue Machinery Manufacturing Co., Ltd Address before: 163000 No. 19, Longnan future city, Ranghulu District, Daqing City, Heilongjiang Province Applicant before: Zhang Gengqian |
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