CN104999312B - A kind of double reverse gear gearshift cantilever fixture - Google Patents

A kind of double reverse gear gearshift cantilever fixture Download PDF

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Publication number
CN104999312B
CN104999312B CN201510470536.4A CN201510470536A CN104999312B CN 104999312 B CN104999312 B CN 104999312B CN 201510470536 A CN201510470536 A CN 201510470536A CN 104999312 B CN104999312 B CN 104999312B
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CN
China
Prior art keywords
workpiece
block
mounting blocks
positioning pedestal
bottom plate
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.)
Expired - Fee Related
Application number
CN201510470536.4A
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Chinese (zh)
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CN104999312A (en
Inventor
张涛
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 SHANQING MACHINERY MANUFACTURING CO LTD
Original Assignee
CHONGQING SHANQING 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 SHANQING MACHINERY MANUFACTURING CO LTD filed Critical CHONGQING SHANQING MACHINERY MANUFACTURING CO LTD
Priority to CN201510470536.4A priority Critical patent/CN104999312B/en
Publication of CN104999312A publication Critical patent/CN104999312A/en
Application granted granted Critical
Publication of CN104999312B publication Critical patent/CN104999312B/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q3/00Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/02Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
    • B23Q3/06Work-clamping means
    • B23Q3/061Work-clamping means adapted for holding a plurality of workpieces
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23QDETAILS, 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
    • B23Q2703/00Work clamping
    • B23Q2703/02Work clamping means
    • B23Q2703/04Work clamping means using fluid means or a vacuum

Abstract

Reversed gear gearshift cantilever fixture the invention discloses a kind of double, including bottom plate, positioning pedestal, positioning pedestal support block and two or so the workpiece clamping mechanisms being arranged side by side, two locating shafts on workpiece locating piece are inserted on workpiece in corresponding mounting hole respectively;Hard alloy blocks are welded with each inclined-plane of V-arrangement locating piece V-arrangement opening, respectively from the left and right sides at workpiece rear by Work-sheet pressing;The termination of pressing plate is provided with semicircle short slot, and hydraulic corner cylinder driving press plate rotary makes the termination of pressing plate be pressed on the upper surface of workpiece right back;Tie down screw, which is flatly tilted through, to be against after the block that is locked on the left front wall of workpiece;The actuating station of lever type hydraulic cylinder is against at the anterior middle position of workpiece;The cantilever end of workpiece holds out against gear grips by spacing fixed block and elasticity.Applied to vertical machining centre, quickly and accurately Workpiece clamping can be positioned, reduce fixture quantity and clamping times, improve operating efficiency, reduce human cost.

Description

A kind of double reverse gear gearshift cantilever fixture
Technical field
The present invention relates to a kind of speed changer parts machining fixture, and in particular to a kind of double reverse gear gearshift cantilever folder Tool.
Background technology
Gearshift cantilever processing of reversing gear is needed by multiple working procedure, is included in numerically controlled lathe, honing machine, in upright drill equipment It is processed, the problem of existing is:Clamping times are more, circulation time length, easily cause resetting error and bump injury;Per pass work Sequence is both needed to one man operation, it is necessary to which several operating personnel coordinate completion.
The content of the invention
A kind of gearshift cantilever fixture the present invention is intended to provide double for being exclusively used in vertical machining centre reverses gear, clamping is completed It is processed, is completed with substituting numerically controlled lathe in conventional machining process, honing machine, upright drill equipment by vertical machining centre afterwards Processing, save process and clamping times, improve production efficiency.
Therefore, the technical solution adopted in the present invention is:A kind of double reverses gear gearshift cantilever fixture, including bottom plate, fixed Position pedestal and positioning pedestal support block, the positioning pedestal are arranged on above bottom plate by positioning pedestal support block, so that fixed Confined space is vacateed between position pedestal and bottom plate is used to arrange that two works to be arranged side by side in left and right above oil line pipe, the bottom plate Part clamp system is respectively to two Workpiece clampings, and the workpiece that the workpiece clamping mechanism includes being arranged in positioning pedestal is installed Block, V-arrangement locating piece, elastic jacking mechanism and the block that is locked, and spacing fixed block, hydraulic corner cylinder on bottom plate With lever type hydraulic cylinder;
Two are installed with the workpiece mounting blocks perpendicular to bottom plate and the spaced apart locating shaft in left and right, two locating shafts Respectively on insertion workpiece in corresponding mounting hole;
The V-arrangement locating piece is located at the rear of workpiece mounting blocks, and V-arrangement opening is just to workpiece mounting blocks, in V-arrangement opening Hard alloy blocks are welded with each inclined-plane, two hard alloy blocks are symmetrical set, respectively from the left and right at workpiece rear Both sides are by Work-sheet pressing;
The hydraulic corner cylinder is located at the rear of V-arrangement locating piece, and pressing plate, the termination of pressing plate are provided with hydraulic corner cylinder The semicircle short slot matched with the locating shaft outer wall is provided with, hydraulic corner cylinder driving press plate rotary is pressed in the termination of pressing plate On the upper surface of workpiece right back, while semicircle short slot just half is wrapped outside locating shaft;
The block that is locked is located at the left front of workpiece mounting blocks, and tie down screw flatly tilts through the block that is locked It is against afterwards on the left front wall of workpiece;
The lever type hydraulic cylinder is located at the front of workpiece mounting blocks, and the actuating station of lever type hydraulic cylinder is against before workpiece At portion middle position;
The spacing fixed block and elastic jacking mechanism are set in the right side time interval of workpiece mounting blocks, the workpiece Cantilever end is reached between spacing fixed block and elastic jacking mechanism, and holds out against gear grips by spacing fixed block and elasticity.
During clamping, workpiece main body is arranged on two locating shafts of workpiece mounting blocks, and the cantilever end of workpiece is placed in spacing solid Determine between block and elastic jacking mechanism, workpiece mounting blocks are carried out just to position;The left and right sides at workpiece rear portion is fixed by V-arrangement respectively Hard alloy blocks on the block of position are compressed, and the left front wall of workpiece is pushed against by lock-screw, and lever type hydraulic cylinder is against workpiece front portion At middle position, then by hydraulic corner cylinder driving press plate rotary the termination of pressing plate is pressed on the upper surface of workpiece right back, most Workpiece clamping at last.
Preferably, the elastic jacking mechanism includes fixed seat, and movable push rod in fixed seat, sprue and Spring, the head of the movable push rod is through reaching fixed seat and spacing fixed block after fixed seat, and spring is located at movable top The rear of bar is simultaneously limited in fixed seat by sprue;The spacing fixed block includes hold-down support and the bolt spiral shell being horizontally mounted Female component, the bolt end of the bolt and nut component is located between hold-down support and fixed seat;The cantilever of the workpiece passes through Bolt end and movable top bar cramp are tight.Length is screwed into by the pretightning force and bolt that adjust spring, to adapt to different-thickness rule The cantilever of lattice is clamped.
Beneficial effects of the present invention:Pressing plate, to increase the contact area with workpiece, is improved and compressed using semicircle short slot Power;Confined space is vacateed between positioning pedestal and bottom plate to be used to arrange oil line pipe, is easy to pipeline to arrange and safeguard, to ensure behaviour Make table top clean and tidy;It is rationally distributed, it is ingenious in design, applied to vertical machining centre, quickly and accurately Workpiece clamping can be positioned, work Part face to be processed just upward, facilitates machining center to be processed the multiple location of workpiece, and can be by two works of one man operation Position, compared to conventional machining process, reduces fixture quantity and clamping times, improves operating efficiency, reduce human cost.
Brief description of the drawings
Fig. 1 is the structural representation of the present invention.
Fig. 2 is the structural representation of workpiece clamping mechanism.
Fig. 3 is installation effect figure of the workpiece in workpiece clamping mechanism.
Embodiment
Below by embodiment and with reference to accompanying drawing, the invention will be further described:
With reference to shown in Fig. 1-Fig. 3, a kind of double reverse gear gearshift cantilever fixture, mainly by bottom plate 1, workpiece mounting blocks 2, The workpiece clamping mechanism B compositions that positioning pedestal 13, positioning pedestal support block 14 and two or so are arranged side by side.Two Workpiece clampings Mechanism B is respectively used to two Workpiece clampings, thus referred to as double reverse gear gearshift cantilever fixture.
Positioning pedestal 13 is arranged on the top of bottom plate 1 by positioning pedestal support block 14, so that in positioning pedestal 13 and bottom plate 1 Between vacate confined space be used for arrange oil line pipe.Workpiece clamping mechanism B is main by workpiece mounting blocks 2, V-arrangement locating piece 3, limit Position fixed block 4, elastic jacking mechanism 5, the block 6 that is locked, hydraulic corner cylinder 7, lever type hydraulic cylinder 8, tie down screw 9, pressing plate 10th, locating shaft 11, hard alloy blocks 12 are constituted.Wherein, workpiece mounting blocks 2, V-arrangement locating piece 3, elastic jacking mechanism 5 and locking Fixed block 6 is arranged in positioning pedestal 13, and spacing fixed block 4, hydraulic corner cylinder 7 and lever type hydraulic cylinder 8 are arranged on bottom plate 1 On.
Two are installed with workpiece mounting blocks 2 perpendicular to bottom plate 1 and the spaced apart locating shaft 11 in left and right, two locating shafts 11 insert on workpiece A in corresponding mounting hole respectively.
V-arrangement locating piece 3 is located at the rear of workpiece mounting blocks 2, and V-arrangement opening is just to workpiece mounting blocks 2, in V-arrangement opening Hard alloy blocks 12 are welded with each inclined-plane, two hard alloy blocks 12 are symmetrical set, respectively from workpiece A rears The left and right sides compresses workpiece A.
Hydraulic corner cylinder 7 is located at the rear of V-arrangement locating piece 3, and pressing plate 10 is provided with hydraulic corner cylinder 7, pressing plate 10 Termination is provided with the semicircle short slot 10a matched with the outer wall of locating shaft 11, and the driving pressing plate 10 of hydraulic corner cylinder 7, which is rotated, makes pressing plate 10 Termination be pressed on the upper surface of workpiece A right backs, while semicircle short slot 10a just half bag outside locating shaft 11.Preferably, The rotational angle of pressing plate 10 is set to 90 °, just compresses the upper surface of workpiece A right backs.
The block 6 that is locked is located at the left front of workpiece mounting blocks 2, and tie down screw 9 flatly tilts through the block 6 that is locked It is against afterwards on workpiece A left front wall.The termination of tie down screw 9 is tilted with respect to afterbody towards right side, and lever is arranged with vacating space Oil hydraulic cylinder 8.Tie down screw 9 is pushed against workpiece in left front wall, and the pressing plate 10 that hydraulic corner cylinder 7 drives is pressed in workpiece A right backs Upper surface, to prevent workpiece A from deflecting in process.
Lever type hydraulic cylinder 8 is located at the front of workpiece mounting blocks 2, and the actuating station of lever type hydraulic cylinder 8 is against before workpiece A At portion middle position.
Spacing fixed block 4 and elastic jacking mechanism 5 are set in the right side time interval of workpiece mounting blocks 2, workpiece A cantilever End is reached between spacing fixed block 4 and elastic jacking mechanism 5, and is clamped by spacing fixed block 4 and elastic jacking mechanism 5.
Preferably, elastic jacking mechanism 5 is by fixed seat 5a, and movable push rod 5b, sprue in fixed seat 5a 5c and spring 5d compositions.Movable push rod 5b head is through reaching fixed seat 5a and spacing fixed block 4 after fixed seat 5a, bullet Spring 5d is located at movable push rod 5b rear and is limited to by sprue 5c in fixed seat 5a.Spacing fixed block 4 is by hold-down support 4a With the bolt and nut component 4b compositions being horizontally mounted.Bolt and nut component 4b bolt end is located at hold-down support 4a and fixed seat Between 5a;Workpiece A cantilever is clamped by bolt end and movable push rod 5b.

Claims (1)

  1. The gearshift cantilever fixture 1. a kind of double reverses gear, including bottom plate (1), positioning pedestal (13) and positioning pedestal support block (14), it is characterised in that:The positioning pedestal (13) is arranged on above bottom plate (1) by positioning pedestal support block (14), so that Confined space is vacateed between positioning pedestal (13) and bottom plate (1) is used to arrange that left and right to be simultaneously above oil line pipe, the bottom plate (1) Row is provided with two workpiece clamping mechanisms (B) and two workpiece (A) is clamped respectively, and the workpiece clamping mechanism (B) includes installing Workpiece mounting blocks (2), V-arrangement locating piece (3), elastic jacking mechanism (5) and the block that is locked (6) in positioning pedestal (13), And spacing fixed block (4), hydraulic corner cylinder (7) and lever type hydraulic cylinder (8) on bottom plate (1);
    Two are installed with the workpiece mounting blocks (2) perpendicular to the spaced apart locating shaft of bottom plate (1) and left and right (11), two Locating shaft (11) is inserted on workpiece (A) in corresponding mounting hole respectively;
    The V-arrangement locating piece (3) is located at the rear of workpiece mounting blocks (2), and V-arrangement opening is just to workpiece mounting blocks (2), in V-arrangement Opening each inclined-plane on be welded with hard alloy blocks (12), two hard alloy blocks (12) are symmetrical set, respectively from The left and right sides at workpiece (A) rear compresses workpiece (A);
    The hydraulic corner cylinder (7) is located at the rear of V-arrangement locating piece (3), and pressing plate (10) is provided with hydraulic corner cylinder (7), The termination of pressing plate (10) is provided with the semicircle short slot (10a) matched with the locating shaft (11) outer wall, and hydraulic corner cylinder (7) drives Dynamic pressure plate (10), which is rotated, makes the termination of pressing plate (10) be pressed on the upper surface of workpiece (A) right back, while semicircle short slot (10a) Just half wrap in locating shaft (11) outside;
    The block that is locked (6) is located at the left front of workpiece mounting blocks (2), and tie down screw (9) flatly tilts through locking On the left front wall that workpiece (A) is against after fixed block (6);
    The lever type hydraulic cylinder (8) is located at the front of workpiece mounting blocks (2), and the actuating station of lever type hydraulic cylinder (8) is against At the middle position of workpiece (A) front portion;
    The spacing fixed block (4) and elastic jacking mechanism (5) are set in the right side time interval of workpiece mounting blocks (2), described The cantilever end of workpiece (A) is reached between spacing fixed block (4) and elastic jacking mechanism (5), and passes through spacing fixed block (4) and bullet Property jacking mechanism (5) clamp;
    The elastic jacking mechanism (5) includes fixed seat (5a), and movable push rod (5b) in fixed seat (5a), stifled Block (5c) and spring (5d), the head of the movable push rod (5b) pass through reached after fixed seat (5a) fixed seat (5a) with it is spacing solid Determine between block (4), spring (5d) is located at the rear of movable push rod (5b) and is limited to by sprue (5c) in fixed seat (5a);Institute Stating spacing fixed block (4) includes hold-down support (4a) and the bolt and nut component (4b) being horizontally mounted, the bolt and nut component The bolt end of (4b) is located between hold-down support (4a) and fixed seat (5a);The cantilever of the workpiece (A) passes through bolt end Clamped with movable push rod (5b).
CN201510470536.4A 2015-08-04 2015-08-04 A kind of double reverse gear gearshift cantilever fixture Expired - Fee Related CN104999312B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510470536.4A CN104999312B (en) 2015-08-04 2015-08-04 A kind of double reverse gear gearshift cantilever fixture

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Application Number Priority Date Filing Date Title
CN201510470536.4A CN104999312B (en) 2015-08-04 2015-08-04 A kind of double reverse gear gearshift cantilever fixture

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CN104999312B true CN104999312B (en) 2017-09-26

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Families Citing this family (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN107597993B (en) * 2017-10-18 2023-07-25 柳州六和方盛机械有限公司 Oil filling small door correction tool

Family Cites Families (8)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN2880363Y (en) * 2006-02-13 2007-03-21 许晓华 Porous deformed plate milling drilling clamp
CN201172164Y (en) * 2008-02-22 2008-12-31 铁岭天河机械制造有限责任公司 Fixture for processing rocker of automobile engine
CN101972939A (en) * 2010-11-12 2011-02-16 吴江市菀坪镙丝厂 Special part processing tool
JP5691441B2 (en) * 2010-11-26 2015-04-01 トヨタ自動車株式会社 Clamping device
CN102756294B (en) * 2012-07-09 2016-02-10 无锡新宏泰电器科技股份有限公司 Vertical process center fixture
CN103084889A (en) * 2012-12-09 2013-05-08 重庆盾铭电磁阀有限公司 Specially-shaped piece multi-station clamping device
CN103495886B (en) * 2013-09-29 2016-09-14 柳州明宇机械有限公司 Connecting rod fixture for fine boring
CN204893511U (en) * 2015-08-04 2015-12-23 重庆山青机械制造有限公司 Cantilever anchor clamps of shifting reverse gear in duplex position

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Granted publication date: 20170926

Termination date: 20190804