CN112475954A - Positioning fixture for crankshaft - Google Patents
Positioning fixture for crankshaft Download PDFInfo
- Publication number
- CN112475954A CN112475954A CN202011314774.3A CN202011314774A CN112475954A CN 112475954 A CN112475954 A CN 112475954A CN 202011314774 A CN202011314774 A CN 202011314774A CN 112475954 A CN112475954 A CN 112475954A
- Authority
- CN
- China
- Prior art keywords
- block
- groove
- clamping
- base
- movable
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q2703/00—Work clamping
- B23Q2703/02—Work clamping means
- B23Q2703/10—Devices for clamping workpieces of a particular form or made from a particular material
- B23Q2703/105—Devices for clamping workpieces of a particular form or made from a particular material for clamping a crankshaft
Abstract
The invention discloses a positioning clamp for a crankshaft, which comprises a base, wherein a transverse guide rail is arranged on one side of the base, a groove is formed in the bottom end of the base, a longitudinal guide rail is arranged on the top end of the base, a movable block is arranged on the top end of the longitudinal guide rail, a movable groove is formed in the bottom end of the movable block, a clamping device is arranged at the bottom end of the movable block, a sliding groove is formed in the top end of the movable block, a fixed block is arranged on one side of the clamping device, a sliding block is arranged at the bottom end of the fixed block, a fixed groove is formed in the bottom end of the fixed block; this positioning fixture for bent axle can be in order to reach stability good, and easy to assemble dismantles, but and the not unidimensional bent axle of centre gripping purpose through setting up diaphragm, centre gripping groove, fixture block, grip block, longitudinal rail.
Description
Technical Field
The invention relates to the technical field of positioning fixtures, in particular to a positioning fixture for a crankshaft.
Background
The crankshaft is the most important component in the engine. It takes the force from the connecting rod and converts it into torque to be output by the crankshaft and drive other accessories on the engine. The crankshaft is subjected to the combined action of centrifugal force of the rotating mass, gas inertia force of periodic variation and reciprocating inertia force, so that the crankshaft is subjected to the action of bending and twisting load. Therefore, the crankshaft is required to have sufficient strength and rigidity, and the surface of the journal needs to be wear-resistant, work uniformly and balance well. The existing crankshaft eccentric crank is machined by means of a crankshaft special machine tool or a common lathe, the special lathe is expensive, the crankshaft is high in manufacturing cost, different crankshaft positioning mechanisms are required to be installed on the existing crankshaft positioning clamp according to different crankshafts respectively, and due to the fact that the supporting blocks of the crankshaft positioning mechanisms are more in variety, time is long for replacing the supporting blocks, and errors are prone to occurring during installation.
Disclosure of Invention
The invention aims to provide a positioning clamp for crankshafts, aiming at the defects of the prior art, so as to achieve the purposes of good stability, convenience in mounting and dismounting and capability of clamping crankshafts with different sizes.
In order to achieve the purpose, the invention provides the following technical scheme:
positioning fixture for bent axle, the on-line screen storage device comprises a base, transverse guide has been put to base one side, the base bottom is provided with the recess, the base top is provided with longitudinal rail, the longitudinal rail top is provided with the movable block, the movable block bottom is provided with the activity groove, the movable block bottom is provided with clamping device, the movable block top is provided with the spout, clamping device one side is provided with the fixed block, the fixed block bottom is provided with the slider, the fixed block bottom is provided with the fixed slot, fixed block one side is provided with the diaphragm, diaphragm one side is provided with the grip block, grip block one side is provided with the centre gripping groove, grip block one side is provided with the fixture block, the diaphragm.
As a preferred technical scheme of the invention, the groove and the transverse guide rail are arranged, the base is movably connected with the transverse guide rail through the groove, and the servo motor is arranged in the base.
As a preferred technical scheme of the invention, the movable groove is matched with the longitudinal guide rail in size, the movable block is movably connected with the longitudinal guide rail through the movable groove, and the movable block is internally provided with a servo motor.
As a preferred technical scheme of the invention, four groups of movable blocks, four groups of bases and four groups of clamping devices are arranged, and the movable blocks, the bases and the clamping devices are distributed in a rectangular array.
As a preferable technical scheme of the invention, the sliding block is matched with the sliding groove in size, and the clamping device is movably connected with the sliding groove through the sliding block.
As the preferable technical scheme of the invention, an anti-skid rubber pad is arranged in the clamping groove.
As a preferred technical scheme, one side of the transverse plate is provided with a clamping groove corresponding to the clamping block, and the clamping plate is movably connected with the transverse plate through the clamping block.
Compared with the prior art, the invention provides a positioning clamp for a crankshaft, which has the following beneficial effects:
1. according to the positioning clamp for the crankshaft, the groove and the transverse guide rail are arranged, the base is movably connected with the transverse guide rail through the groove, the servo motor is arranged in the base, the adjustment of a transverse adjusting device is facilitated, so that crankshafts of different sizes can be fixed, and the accuracy is high; the movable groove is matched with the longitudinal guide rail in size, the movable block is movably connected with the longitudinal guide rail through the movable groove, and the servo motor is arranged in the movable block, so that the adjustment of a longitudinal adjusting device is facilitated, crankshafts of different sizes are fixed, and the accuracy is high;
2. the positioning clamp for the crankshaft is provided with four groups of movable blocks, the base and the clamping device, and the movable blocks, the base and the clamping device are distributed in a rectangular array, so that the device is convenient to adjust, and the fixing effect is good; the size of the sliding block is matched with that of the sliding groove, and the clamping device is movably connected with the sliding groove through the sliding block, so that the clamping device is convenient to mount and dismount; an anti-slip rubber pad is arranged in the clamping groove to prevent the anti-slip rubber pad from slipping off in the clamping process; one side of the transverse plate is provided with a clamping groove corresponding to the clamping block, and the clamping plate is movably connected with the transverse plate through the clamping block, so that the clamping plate is convenient to mount and dismount the clamping block.
Drawings
FIG. 1 is a schematic view of the main structure of the present invention;
FIG. 2 is a schematic view of a movable block according to the present invention;
FIG. 3 is a schematic view of a clamping device according to the present invention.
In the figure: 1. a base; 2. a transverse guide rail; 3. a groove; 4. a longitudinal guide rail; 5. a movable block; 6. a movable groove; 7. a clamping device; 8. a chute; 9. a fixed block; 10. a slider; 11. fixing grooves; 12. a transverse plate; 13. a clamping plate; 14. a clamping groove; 15. a clamping block; 16. and fixing the screw rod.
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, in this embodiment: positioning fixture for bent axle, including base 1, transverse guide 2 has been put to 1 one side of base, 1 bottom of base is provided with recess 3, 1 top of base is provided with longitudinal rail 4, 4 tops of longitudinal rail are provided with movable block 5, 5 bottoms of movable block are provided with movable groove 6, 5 bottoms of movable block are provided with clamping device 7, 5 tops of movable block are provided with spout 8, clamping device 7 one side is provided with fixed block 9, 9 bottoms of fixed block are provided with slider 10, 9 bottoms of fixed block are provided with fixed slot 11, 9 one side of fixed block is provided with diaphragm 12, 12 one side of diaphragm is provided with grip block 13, grip block 13 one side is provided with centre gripping groove 14, grip block 13 one side is provided with fixture block 15, 12 tops of diaphragm are.
In the embodiment, the groove 3 and the transverse guide rail 2 are arranged, the base 1 is movably connected with the transverse guide rail 2 through the groove 3, and the servo motor is arranged in the base 1, so that the transverse adjusting device can be conveniently adjusted, crankshafts with different sizes can be fixed, and the accuracy is high; the movable groove 6 is matched with the longitudinal guide rail 4 in size, the movable block 5 is movably connected with the longitudinal guide rail 4 through the movable groove 6, and the servo motor is arranged in the movable block 5, so that the adjustment of a longitudinal adjusting device is facilitated, crankshafts of different sizes are fixed, and the accuracy is high; the movable blocks 5, the base 1 and the clamping devices 7 are all provided with four groups, and the movable blocks 5, the base 1 and the clamping devices 7 are distributed in a rectangular array, so that the device is convenient to adjust, and the fixing effect is good; the size of the sliding block 10 is matched with that of the sliding groove 8, and the clamping device 7 is movably connected with the sliding groove 8 through the sliding block 10, so that the clamping device 7 is convenient to mount and dismount; an anti-slip rubber pad is arranged in the clamping groove 14, so that the anti-slip rubber pad is prevented from slipping in the clamping process; a clamping groove corresponding to the clamping block 15 is formed in one side of the transverse plate 12, and the clamping plate 13 is movably connected with the transverse plate 12 through the clamping block 15, so that the clamping plate 13 is convenient to mount and dismount.
The working principle and the using process of the invention are as follows: when the crankshaft clamping device is used, the crankshaft is fixed through the adjusting base 1, the movable block 5 and the clamping device 7. The groove 3 and the transverse guide rail 2 are arranged, the base 1 is movably connected with the transverse guide rail 2 through the groove 3, and the servo motor is arranged in the base 1, so that the adjustment of a transverse adjusting device is facilitated, crankshafts of different sizes can be fixed, and the accuracy is high; the movable groove 6 is matched with the longitudinal guide rail 4 in size, the movable block 5 is movably connected with the longitudinal guide rail 4 through the movable groove 6, and a servo motor is arranged in the movable block 5, so that the adjustment of a longitudinal adjusting device is facilitated, crankshafts of different sizes are fixed, and the accuracy is high; the movable blocks 5, the base 1 and the clamping devices 7 are all provided with four groups, the movable blocks 5, the base 1 and the clamping devices 7 are distributed in a rectangular array, the device is convenient to adjust, and the fixing effect is good; the sliding block 10 is matched with the sliding chute 8 in size, and the clamping device 7 is movably connected with the sliding chute 8 through the sliding block 10, so that the clamping device 7 is convenient to mount and dismount; an anti-slip rubber pad is arranged in the clamping groove 14 to prevent the anti-slip rubber pad from slipping off in the clamping process; a clamping groove corresponding to the clamping block 15 is formed in one side of the transverse plate 12, and the clamping plate 13 is movably connected with the transverse plate 12 through the clamping block 15, so that the clamping plate 13 is convenient to mount and dismount the clamping plate 13.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. Positioning fixture for bent axle, its characterized in that: comprises a base (1), a transverse guide rail (2) is arranged on one side of the base (1), a groove (3) is arranged at the bottom of the base (1), a longitudinal guide rail (4) is arranged at the top end of the base (1), a movable block (5) is arranged at the top end of the longitudinal guide rail (4), a movable groove (6) is arranged at the bottom end of the movable block (5), a clamping device (7) is arranged at the bottom end of the movable block (5), a sliding groove (8) is arranged at the top end of the movable block (5), a fixed block (9) is arranged on one side of the clamping device (7), a sliding block (10) is arranged at the bottom end of the fixed block (9), a fixed groove (11) is arranged at the bottom end of the fixed block (9), a transverse plate (12) is arranged on one side of the fixed block (9), a clamping, a clamping block (15) is arranged on one side of the clamping plate (13), and a fixing screw rod (16) is arranged at the top end of the transverse plate (12).
2. The positioning jig for a crankshaft as set forth in claim 1, wherein: the groove (3) and the transverse guide rail (2), the base (1) is movably connected with the transverse guide rail (2) through the groove (3), and a servo motor is arranged in the base (1).
3. The positioning jig for a crankshaft as set forth in claim 1, wherein: the movable block is characterized in that the movable groove (6) is matched with the longitudinal guide rail (4) in size, the movable block (5) is movably connected with the longitudinal guide rail (4) through the movable groove (6), and a servo motor is arranged in the movable block (5).
4. The positioning jig for a crankshaft as set forth in claim 1, wherein: the movable block (5), the base (1) and the clamping device (7) are all provided with four groups, and the movable block (5), the base (1) and the clamping device (7) are distributed in a rectangular array.
5. The positioning jig for a crankshaft as set forth in claim 1, wherein: the size of the sliding block (10) is matched with that of the sliding groove (8), and the clamping device (7) is movably connected with the sliding groove (8) through the sliding block (10).
6. The positioning jig for a crankshaft as set forth in claim 1, wherein: and an anti-skid rubber pad is arranged in the clamping groove (14).
7. The positioning jig for a crankshaft as set forth in claim 1, wherein: the clamping device is characterized in that a clamping groove corresponding to the clamping block (15) is formed in one side of the transverse plate (12), and the clamping plate (13) is movably connected with the transverse plate (12) through the clamping block (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011314774.3A CN112475954A (en) | 2020-11-20 | 2020-11-20 | Positioning fixture for crankshaft |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011314774.3A CN112475954A (en) | 2020-11-20 | 2020-11-20 | Positioning fixture for crankshaft |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN112475954A true CN112475954A (en) | 2021-03-12 |
Family
ID=74932992
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202011314774.3A Pending CN112475954A (en) | 2020-11-20 | 2020-11-20 | Positioning fixture for crankshaft |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN112475954A (en) |
Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201573240U (en) * | 2009-11-10 | 2010-09-08 | 东莞市康捷塑胶模具有限公司 | Wire cutting clamp |
| CN104249262A (en) * | 2014-09-11 | 2014-12-31 | 江苏华江科技有限公司 | Combined fixture for machining of breaker shell |
| CN104400518A (en) * | 2014-11-28 | 2015-03-11 | 黄山明明德轴承有限公司 | Drive shaft perforating fixture |
| KR20160115594A (en) * | 2015-03-27 | 2016-10-06 | 박찬문 | Position adjustable for easy clamping jig |
| CN206263644U (en) * | 2016-12-09 | 2017-06-20 | 江苏沃得机电集团有限公司 | Crankshaft center hole processing clamp |
| KR101820008B1 (en) * | 2017-05-25 | 2018-01-18 | (주) 오션코리아 | Zig Device |
| CN207155301U (en) * | 2017-08-29 | 2018-03-30 | 广州德力数控设备有限公司 | Clamp for machining |
| CN109079539A (en) * | 2018-07-17 | 2018-12-25 | 安徽致精机电科技有限公司 | A kind of auxiliary holding device for electromechanical equipment processing |
| CN208854215U (en) * | 2018-10-29 | 2019-05-14 | 青岛凯合精密机械有限公司 | A kind of new type crank frock clamp |
| CN209598289U (en) * | 2018-12-10 | 2019-11-08 | 上海运良企业发展有限公司 | A kind of connecting rod modified clamping device |
-
2020
- 2020-11-20 CN CN202011314774.3A patent/CN112475954A/en active Pending
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN201573240U (en) * | 2009-11-10 | 2010-09-08 | 东莞市康捷塑胶模具有限公司 | Wire cutting clamp |
| CN104249262A (en) * | 2014-09-11 | 2014-12-31 | 江苏华江科技有限公司 | Combined fixture for machining of breaker shell |
| CN104400518A (en) * | 2014-11-28 | 2015-03-11 | 黄山明明德轴承有限公司 | Drive shaft perforating fixture |
| KR20160115594A (en) * | 2015-03-27 | 2016-10-06 | 박찬문 | Position adjustable for easy clamping jig |
| CN206263644U (en) * | 2016-12-09 | 2017-06-20 | 江苏沃得机电集团有限公司 | Crankshaft center hole processing clamp |
| KR101820008B1 (en) * | 2017-05-25 | 2018-01-18 | (주) 오션코리아 | Zig Device |
| CN207155301U (en) * | 2017-08-29 | 2018-03-30 | 广州德力数控设备有限公司 | Clamp for machining |
| CN109079539A (en) * | 2018-07-17 | 2018-12-25 | 安徽致精机电科技有限公司 | A kind of auxiliary holding device for electromechanical equipment processing |
| CN208854215U (en) * | 2018-10-29 | 2019-05-14 | 青岛凯合精密机械有限公司 | A kind of new type crank frock clamp |
| CN209598289U (en) * | 2018-12-10 | 2019-11-08 | 上海运良企业发展有限公司 | A kind of connecting rod modified clamping device |
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