CN104275644A - Expansion sleeve type mandrel clamping appliance - Google Patents

Expansion sleeve type mandrel clamping appliance Download PDF

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Publication number
CN104275644A
CN104275644A CN201410604539.8A CN201410604539A CN104275644A CN 104275644 A CN104275644 A CN 104275644A CN 201410604539 A CN201410604539 A CN 201410604539A CN 104275644 A CN104275644 A CN 104275644A
Authority
CN
China
Prior art keywords
expansion sleeve
elastic expansion
main folder
folder pawl
sleeve
Prior art date
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
Application number
CN201410604539.8A
Other languages
Chinese (zh)
Inventor
王学军
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
CHONGQING HANGFEI MACHINERY MANUFACTURING Co Ltd
Original Assignee
CHONGQING HANGFEI MACHINERY MANUFACTURING Co Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by CHONGQING HANGFEI MACHINERY MANUFACTURING Co Ltd filed Critical CHONGQING HANGFEI MACHINERY MANUFACTURING Co Ltd
Priority to CN201410604539.8A priority Critical patent/CN104275644A/en
Publication of CN104275644A publication Critical patent/CN104275644A/en
Pending legal-status Critical Current

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B24GRINDING; POLISHING
    • B24BMACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
    • B24B41/00Component parts such as frames, beds, carriages, headstocks
    • B24B41/06Work supports, e.g. adjustable steadies

Abstract

The invention discloses an expansion sleeve type mandrel clamping appliance. The expansion sleeve type mandrel clamping appliance comprises a mandrel, a sleeve, a clamp body, an elastic expansion sleeve and auxiliary clamping jaws, wherein the clamp body comprises a group of main clamping jaws, one end of the mandrel is connected with the tail part of the main clamping jaw, the sleeve is sheathed outside the connecting position of the mandrel and the main clamping jaw, the inner wall of the elastic expansion sleeve is an inclined surface matched with the outer wall of the main clamping jaw, the elastic expansion sleeve is arranged at the tail part of one group of the main clamping jaw and is in sliding connection with the sleeve, a round nut is sheathed outside the elastic expansion sleeve, the inner wall of the round nut is in threaded connection with the elastic expansion sleeve, one side of the round nut, away from the sleeve, is provided with a locating ring, the locating ring is detachably connected with the round nut; the auxiliary clamping jaws comprise an upper auxiliary clamping jaw and a lower auxiliary clamping jaw, the upper auxiliary clamping jaw is arranged on the locating ring, the lower auxiliary clamping jaw is arranged outside the elastic expansion. The expansion sleeve type mandrel clamping appliance can overcome the defects that the existing clamp only can clamp one workpiece and has low efficiency, can clamp multiple workpieces while clamping one workpiece, can realize processing simultaneously and can improve the efficiency.

Description

Expansion sleeve type axle binder tool
Technical field
The invention belongs to fastened tools field, be specifically related to a kind of expansion sleeve type axle binder tool.
Background technology
Fixture is used for fixing processing object in machine-building process, makes it to occupy correct position, to accept the device of constructing or detecting, also known as jig.For the processing of cylindrical work, usually need to carry out grinding to its outer surface, processing needs cylindrically to be fixed clamping to it, and abrasive machining tool mostly is large-scale grinding machine, add man-hour, usually can only clamp a workpiece, and for other simply little auxiliary work-piece, also need clamping simply to process, normally adopt independent fixture to carry out clamping processing to it, efficiency is lower.
Summary of the invention
The technical problem to be solved in the present invention can only clamp a workpiece, inefficient defect for existing fixture, can clamp multiple workpiece, process simultaneously, raise the efficiency while providing a kind of clamping workpiece.
In order to solve the problems of the technologies described above, the invention provides following technical scheme: expansion sleeve type axle binder tool, comprise axle, sleeve, clamp body, elastic expansion sleeve and auxiliary jaw, clamp body comprises one group of main folder pawl arranged around axle center radial direction, gap is left between each main folder pawl in one group of main folder pawl, the head of main folder pawl is chuck, the inwall of chuck is arc, the outer wall of each main folder pawl in one group of main folder pawl be by the afterbody of main folder pawl to the inclined-plane of head inclination and the front end of main folder pawl tilt to the axial line of axle, one end of axle is connected with the afterbody of main folder pawl, jacket casing is located at the outside of axle and main folder pawl junction, the inwall of elastic expansion sleeve is the inclined-plane coordinated with main folder pawl outer wall, and elastic expansion sleeve is located at the afterbody of one group of main folder pawl and is slidably connected with sleeve, be arranged with round nut outside elastic expansion sleeve, the inwall of round nut is threaded with elastic expansion sleeve, and round nut is provided with locating ring away from the side of sleeve, and locating ring and round nut removably connect, auxiliary jaw comprises auxiliary upper gripper jaw and auxiliary lower jaw, auxiliary lower jaw is located on locating ring, and auxiliary upper gripper jaw is located at elastic expansion sleeve near the side of chuck and is removably connected with elastic expansion sleeve.
Adopt the expansion sleeve type axle binder tool of technical solution of the present invention, clamp body comprises one group of main folder pawl arranged around axle center radial direction, gap is provided with between each main folder pawl in one group of main folder pawl, the head of main folder pawl is chuck, the inwall of chuck is arc, in one group of main folder pawl the outer wall of each main folder pawl be by the afterbody of main folder pawl to the inclined-plane of head inclination and the front end of main folder pawl tilt to the axial line of axle, one end of axle is connected with the afterbody of main folder pawl, and jacket casing is located at the outside of axle and main folder pawl junction; The inwall of main folder pawl is arc; term clamp cylinders shape workpiece; fit with the outer wall of cylindrical work; avoid the surface damaging cylindrical work; gap between main folder pawl makes main folder pawl shrink thus clamping work pieces to axle center; the inclined-plane of main folder pawl outer wall is used for impelling external force to shrink main folder pawl; axle is connected with main folder pawl afterbody one end; axle drives main jaw action; thus can workpiece motion s be driven, process workpiece, sleeve is in order to protect the outer wall of axle and main folder pawl; avoid damage, life-extending.The inwall of elastic expansion sleeve is the inclined-plane coordinated with main folder pawl outer wall, and elastic expansion sleeve is located at the afterbody of one group of main folder pawl and is slidably connected with sleeve; Elastic expansion sleeve coordinates with main folder pawl outer wall, and elastic expansion sleeve can slide in sleeve, when one end of elastic expansion sleeve is slipped in sleeve, due to the cause that the inclined-plane of elastic expansion sleeve coordinates with the inclined-plane of main folder pawl, the side that the diameter of elastic expansion sleeve is large is slipped in sleeve gradually, the side that then elastic expansion sleeve diameter is little is then to the Slideslip that one group of main folder pawl diameter is large, thus one group of main folder pawl is shunk to axle center due to the cause that elastic expansion sleeve diameter is little, thus make to be positioned at the Workpiece clamping on one group of main folder pawl axial line.Be arranged with round nut outside elastic expansion sleeve, the inwall of round nut is threaded with elastic expansion sleeve, and round nut is provided with locating ring away from the side of sleeve, and locating ring and round nut removably connect; Round nut and locating ring are used for fixing elastic expansion sleeve, the position of elastic expansion sleeve is fixed, avoids it to skid off in sleeve.Auxiliary jaw comprises auxiliary upper gripper jaw and auxiliary lower jaw, and auxiliary lower jaw is located on locating ring, and auxiliary upper gripper jaw is located at elastic expansion sleeve near the side of chuck and with elastic expansion sleeve and is removably connected; The auxiliary lower jaw of auxiliary jaw is located on locating ring, after elastic expansion sleeve is fixing, the position of auxiliary upper gripper jaw is fixed, again auxiliary upper gripper jaw is fixed on elastic expansion sleeve on the side of chuck, on the one hand, auxiliary upper gripper jaw and auxiliary lower jaw coordinate and can be used for clamping work pieces, on the other hand, auxiliary upper gripper jaw can strengthen fixing elastic expansion sleeve, makes cylindrical work stationarity strong.Therefore, when utilizing one group of main folder pawl clamp cylinders shape workpiece, can installing auxiliary jaw for clamping other workpiece in its exterior periphery, clamping multiple workpiece while realizing clamping workpiece, efficiency improves.
Further, described locating ring with round nut is all axially arranged with the screw communicated, be provided with screw in screw.Locating ring and round nut adopt screw to be connected, fixing more firm.
Further, the inclined plane groove that elastic expansion sleeve can be made to slip into is circumferentially with to axle side by the afterbody side of one group of main folder pawl in described sleeve.Sleeve inner groovy makes elastic expansion sleeve can slide in inclined plane groove, and avoid the function affecting sleeve protection axle on the one hand, inclined plane groove and elastic expansion sleeve match on the other hand, more easy to operate.
Further, described auxiliary lower jaw radial direction is vertically located in locating ring outer wall, and be arranged with centring ring outside elastic expansion sleeve, auxiliary upper gripper jaw radial direction is vertical at centring ring outer wall, centring ring is connected with elastic expansion sleeve outer wall thread, and auxiliary upper gripper jaw is relative with the pawl face of auxiliary lower jaw.Auxiliary lower jaw outside elastic expansion sleeve is fixed on outside centring ring, after the position of elastic expansion sleeve is fixing, centring ring spiral is fixed on outside elastic expansion sleeve, coordinates with auxiliary upper gripper jaw, by other Workpiece clampings, easy to operate and do not affect one group of main folder pawl clamp cylinders shape workpiece.
Further, described elastic expansion sleeve outer wall is equipped with external screw thread.Facilitate centring ring to be fixed on any part of elastic expansion sleeve, be convenient to auxiliary lower jaw and auxiliary upper gripper jaw clamping article.
Accompanying drawing explanation
Below in conjunction with drawings and Examples, technical solution of the present invention is further illustrated:
Fig. 1 is the schematic diagram of expansion sleeve type axle binder tool of the present invention.
Fig. 2 is the right view of Fig. 1.
Detailed description of the invention
As Fig. 1, shown in Fig. 2, expansion sleeve type axle binder tool, comprise axle 1, sleeve 2, clamp body, elastic expansion sleeve 3 and auxiliary jaw, clamp body comprises one group of main folder pawl 4 arranged around axle center radial direction, gap is provided with between each main folder pawl 4 in one group of main folder pawl 4, the head of main folder pawl 4 is chuck, the inwall of chuck is arc, in one group of main folder pawl 4 outer wall of each main folder pawl 4 be by the afterbody of main folder pawl 4 to the inclined-plane of head inclination and the front end of main folder pawl 4 tilt to the axial line of axle 1, one end of axle 1 is connected with the afterbody of main folder pawl 4, sleeve 2 is sheathed on the outside of axle 1 and main folder pawl 4 junction, the inwall of elastic expansion sleeve 3 is the inclined-plane coordinated with main folder pawl 4 outer wall, and elastic expansion sleeve 3 is located at the afterbody of one group of main folder pawl 4 and is slidably connected with sleeve 2, be arranged with round nut 5 outside elastic expansion sleeve 3, the inwall of round nut 5 is threaded with elastic expansion sleeve 3, and round nut 5 is provided with locating ring 6 away from the side of sleeve 2, and locating ring 6 and round nut 5 removably connect, auxiliary jaw comprises auxiliary upper gripper jaw 8 and auxiliary lower jaw 7, and auxiliary lower jaw 7 is located on locating ring 6, and auxiliary upper gripper jaw 8 is located at elastic expansion sleeve 3 near the side of chuck and with elastic expansion sleeve 3 and is removably connected, described locating ring 6 is all axially arranged with on round nut 5 screw communicated, and is provided with screw 9 in screw, the inclined plane groove 10 that elastic expansion sleeve 3 can be made to slip into is circumferentially with to axle 1 side by the afterbody side of one group of main folder pawl 4 in described sleeve 2, described auxiliary lower jaw 7 radial direction is vertically located in locating ring 6 outer wall, centring ring 11 is arranged with outside elastic expansion sleeve 3, auxiliary upper gripper jaw 8 radial direction is vertical at centring ring 11 outer wall, and centring ring 11 is connected with elastic expansion sleeve 3 outer wall thread, and auxiliary upper gripper jaw 8 is relative with the pawl face of auxiliary lower jaw 7, described elastic expansion sleeve 3 outer wall is equipped with external screw thread.
In specific implementation process, one group of main folder pawl 4 is provided with three, and arranges around the uniform radial direction of axial line, auxiliary upper gripper jaw 8 and auxiliary lower jaw 7 are respectively equipped with three, and the auxiliary lower jaw 7 of an auxiliary upper gripper jaw 8 and is one group, is total up to three groups, and three groups along the uniform setting of axial line.When operating, the end of axle 1 is provided with screw thread behaviour, the afterbody of one group of main folder pawl 4 is connected in the thread groove of axle 1, sleeve 2 is sheathed on the end with axle 1, sleeve 2 is connected with spindle thread, again elastic expansion sleeve 3 is sheathed on outside one group of main folder pawl 4, now, cylindrical work is positioned over the chuck portion of one group of main folder pawl 4, then, now, elastic expansion sleeve 3 is promoted in sleeve 2, advance in the lateral sleeves 2 that the diameter of elastic expansion sleeve 3 is large, the little side of the diameter of elastic expansion sleeve 3 is run to the side that one group of main folder pawl 4 diameter is large, due to the extruding of elastic expansion sleeve 3, cylindrical work tentatively clamps by one group of main folder pawl 4, after preliminary clamping, again round nut 5 is sheathed on the outer also fixation of elastic expansion sleeve 3, elastic expansion sleeve 3 is fixed, locating ring 6 is installed on the end of round nut 5, and be connected with the screw on round nut 5 by locating ring 6 with screw 9, now, cylindrical work fixation, auxiliary lower jaw 7 is positioned on locating ring 6, rectangular piece is positioned over the pawl face place of auxiliary lower jaw 7, again by sheathed with outside elastic expansion sleeve 3 for the centring ring 11 with auxiliary upper gripper jaw 8, both are threaded, centring ring 11 is tightened, and make auxiliary upper gripper jaw 8 and assist lower jaw 7 to coordinate rectangular piece is clamped, thus complete clamping four workpiece simultaneously, raise the efficiency.
For a person skilled in the art, under the prerequisite not departing from structure of the present invention, can also make some distortion and improvement, these also should be considered as protection scope of the present invention, and these all can not affect effect of the invention process and practical applicability.

Claims (5)

1. expansion sleeve type axle binder tool, it is characterized in that: comprise axle, sleeve, clamp body, elastic expansion sleeve and auxiliary jaw, clamp body comprises one group of main folder pawl arranged around axle center radial direction, gap is left between each main folder pawl in one group of main folder pawl, the head of main folder pawl is chuck, the inwall of chuck is arc, the outer wall of each main folder pawl in one group of main folder pawl be by the afterbody of main folder pawl to the inclined-plane of head inclination and the front end of main folder pawl tilt to the axial line of axle, one end of axle is connected with the afterbody of main folder pawl, jacket casing is located at the outside of axle and main folder pawl junction, the inwall of elastic expansion sleeve is the inclined-plane coordinated with main folder pawl outer wall, and elastic expansion sleeve is located at the afterbody of one group of main folder pawl and is slidably connected with sleeve, be arranged with round nut outside elastic expansion sleeve, the inwall of round nut is threaded with elastic expansion sleeve, and round nut is provided with locating ring away from the side of sleeve, and locating ring and round nut removably connect, auxiliary jaw comprises auxiliary upper gripper jaw and auxiliary lower jaw, auxiliary lower jaw is located on locating ring, and auxiliary upper gripper jaw is located at elastic expansion sleeve near the side of chuck and is removably connected with elastic expansion sleeve.
2. expansion sleeve type axle binder tool as claimed in claim 1, is characterized in that: described locating ring with round nut is all axially arranged with the screw communicated, be provided with screw in screw.
3. expansion sleeve type axle binder tool as claimed in claim 1, is characterized in that: be circumferentially with the inclined plane groove that elastic expansion sleeve can be made to slip into axle side by the afterbody side of one group of main folder pawl in described sleeve.
4. expansion sleeve type axle binder tool as claimed in claim 2 or claim 3, it is characterized in that: described auxiliary lower jaw radial direction is vertically located in locating ring outer wall, centring ring is arranged with outside elastic expansion sleeve, auxiliary upper gripper jaw radial direction is vertical at centring ring outer wall, centring ring is connected with elastic expansion sleeve outer wall thread, and auxiliary upper gripper jaw is relative with the pawl face of auxiliary lower jaw.
5. expansion sleeve type axle binder tool as claimed in claim 4, is characterized in that: described elastic expansion sleeve outer wall is equipped with external screw thread.
CN201410604539.8A 2014-11-03 2014-11-03 Expansion sleeve type mandrel clamping appliance Pending CN104275644A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201410604539.8A CN104275644A (en) 2014-11-03 2014-11-03 Expansion sleeve type mandrel clamping appliance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201410604539.8A CN104275644A (en) 2014-11-03 2014-11-03 Expansion sleeve type mandrel clamping appliance

Publications (1)

Publication Number Publication Date
CN104275644A true CN104275644A (en) 2015-01-14

Family

ID=52251243

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201410604539.8A Pending CN104275644A (en) 2014-11-03 2014-11-03 Expansion sleeve type mandrel clamping appliance

Country Status (1)

Country Link
CN (1) CN104275644A (en)

Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107088829A (en) * 2017-05-16 2017-08-25 遵义顺峰汽车零部件制造有限公司 Sleeve grinding clamp
CN114850926A (en) * 2022-05-26 2022-08-05 威伊艾姆电机(中国)有限公司 Tooling for processing excircle of stator core with winding of rib external cooling motor
CN114986283A (en) * 2022-06-07 2022-09-02 横店集团东磁股份有限公司 Automatic machining equipment for hard alloy top hammer and implementation method thereof

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107088829A (en) * 2017-05-16 2017-08-25 遵义顺峰汽车零部件制造有限公司 Sleeve grinding clamp
CN107088829B (en) * 2017-05-16 2023-08-08 张家港市宇安精密机械有限公司 Sleeve grinding clamp
CN114850926A (en) * 2022-05-26 2022-08-05 威伊艾姆电机(中国)有限公司 Tooling for processing excircle of stator core with winding of rib external cooling motor
CN114986283A (en) * 2022-06-07 2022-09-02 横店集团东磁股份有限公司 Automatic machining equipment for hard alloy top hammer and implementation method thereof

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Legal Events

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C06 Publication
PB01 Publication
WD01 Invention patent application deemed withdrawn after publication
WD01 Invention patent application deemed withdrawn after publication

Application publication date: 20150114