CN105033713B - One kind reverse gear gearshift cantilever milling fixture - Google Patents

One kind reverse gear gearshift cantilever milling fixture Download PDF

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Publication number
CN105033713B
CN105033713B CN201510470466.2A CN201510470466A CN105033713B CN 105033713 B CN105033713 B CN 105033713B CN 201510470466 A CN201510470466 A CN 201510470466A CN 105033713 B CN105033713 B CN 105033713B
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CN
China
Prior art keywords
workpiece
mounting blocks
block
fixed block
fixed seat
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
CN201510470466.2A
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Chinese (zh)
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CN105033713A (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
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Priority to CN201510470466.2A priority Critical patent/CN105033713B/en
Publication of CN105033713A publication Critical patent/CN105033713A/en
Application granted granted Critical
Publication of CN105033713B publication Critical patent/CN105033713B/en
Expired - Fee Related legal-status Critical Current
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    • 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
    • B23Q3/08Work-clamping means other than mechanically-actuated
    • B23Q3/082Work-clamping means other than mechanically-actuated hydraulically actuated
    • 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

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Jigs For Machine Tools (AREA)

Abstract

Reversed gear gearshift cantilever milling fixture the invention discloses one kind, 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;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

One kind reverse gear gearshift cantilever milling fixture
Technical field
The present invention relates to a kind of speed changer parts machining fixture, and in particular to one kind reverse gear gearshift cantilever milling fixture.
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
The present invention is intended to provide after the completion of a kind of gearshift cantilever milling fixture of reversing gear for being exclusively used in vertical machining centre, clamping Be processed by vertical machining centre, with substitute numerically controlled lathe in conventional machining process, honing machine, upright drill equipment complete Processing, saves process and clamping times, improves production efficiency.
Therefore, the technical solution adopted in the present invention is:One kind reverse gear gearshift cantilever milling fixture, including bottom plate, locking Screw rod, pressing plate, and workpiece mounting blocks on the bottom plate, V-arrangement locating piece, spacing fixed block, elastic jacking mechanism, Be locked block, hydraulic corner cylinder and 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 pressing plate is arranged on hydraulic corner cylinder, and hydraulic corner cylinder is located at the rear of V-arrangement locating piece, and hydraulic corner cylinder drives Dynamic pressure plate, which is rotated, makes the termination of pressing plate be pressed on the upper surface of workpiece right back;
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:It is rationally distributed, it is ingenious in design, applied to vertical machining centre, can quickly and accurately by Workpiece clamping is positioned, and workpiece face to be processed just upward, facilitates machining center to be processed the multiple location of workpiece, compared to biography System processing technology, 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 installation effect figure of the workpiece in the present invention.
Embodiment
Below by embodiment and with reference to accompanying drawing, the invention will be further described:
With reference to shown in Fig. 1-Fig. 2, one kind reverse gear gearshift cantilever milling fixture, mainly by bottom plate 1, workpiece mounting blocks 2, V-arrangement Locating piece 3, spacing fixed block 4, elastic jacking mechanism 5, the block 6 that is locked, hydraulic corner cylinder 7, lever type hydraulic cylinder 8, locking Screw rod 9, pressing plate 10, locating shaft 11, hard alloy blocks 12 etc. are constituted.Wherein, workpiece mounting blocks 2, V-arrangement locating piece 3, spacing fixation Block 4, elastic jacking mechanism 5, the block 6 that is locked, hydraulic corner cylinder 7 and lever type hydraulic cylinder 8 are arranged on bottom plate 1.
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.
Pressing plate 10 is arranged on hydraulic corner cylinder 7, and hydraulic corner cylinder 7 is located at the rear of V-arrangement locating piece 3, hydraulic corner cylinder 7 Driving pressing plate 10, which is rotated, makes the termination of pressing plate 10 be pressed on the upper surface of workpiece A right backs.Preferably, the rotational angle of pressing plate 10 90 ° are set to, the upper surface of workpiece A right backs is just compressed into (as shown in Figure 2).
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 milling fixture 1. one kind is reversed gear, including bottom plate (1), it is characterised in that:Also include tie down screw (9), pressing plate (10) workpiece mounting blocks (2), V-arrangement locating piece (3), and on the bottom plate (1), spacing fixed block (4), elastic top Tight mechanism (5), the block that is locked (6), hydraulic corner cylinder (7) and lever type hydraulic cylinder (8);
    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 pressing plate (10) is arranged on hydraulic corner cylinder (7), and hydraulic corner cylinder (7) is located at the rear of V-arrangement locating piece (3), oil Pressure corner cylinder (7) driving pressing plate (10), which is rotated, makes the termination of pressing plate (10) be pressed on the upper surface of workpiece (A) right back;
    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).
CN201510470466.2A 2015-08-04 2015-08-04 One kind reverse gear gearshift cantilever milling fixture Expired - Fee Related CN105033713B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510470466.2A CN105033713B (en) 2015-08-04 2015-08-04 One kind reverse gear gearshift cantilever milling fixture

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201510470466.2A CN105033713B (en) 2015-08-04 2015-08-04 One kind reverse gear gearshift cantilever milling fixture

Publications (2)

Publication Number Publication Date
CN105033713A CN105033713A (en) 2015-11-11
CN105033713B true CN105033713B (en) 2017-09-29

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Family Cites Families (9)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
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
CN201931301U (en) * 2010-11-16 2011-08-17 綦江县自力汽车配件厂 High and low gear reverse shift fork milling fixture
JP5691441B2 (en) * 2010-11-26 2015-04-01 トヨタ自動車株式会社 Clamping device
CN201906862U (en) * 2011-01-05 2011-07-27 格特拉克(江西)传动系统有限公司 Clutch control rod assembly drill clamp
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
CN203197627U (en) * 2013-04-24 2013-09-18 重庆山青机械制造有限公司 Deburring fixture
CN203245641U (en) * 2013-05-17 2013-10-23 重庆和剑机械制造有限公司 Shifting fork drilling clamp
CN103495886B (en) * 2013-09-29 2016-09-14 柳州明宇机械有限公司 Connecting rod fixture for fine boring
CN204868243U (en) * 2015-08-04 2015-12-16 重庆山青机械制造有限公司 Reverse gear and shift cantilever and mill and use anchor clamps

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