CN105058054B - A kind of gearshift cantilever fixture that reverses gear of convenient lifting - Google Patents

A kind of gearshift cantilever fixture that reverses gear of convenient lifting Download PDF

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Publication number
CN105058054B
CN105058054B CN201510469565.9A CN201510469565A CN105058054B CN 105058054 B CN105058054 B CN 105058054B CN 201510469565 A CN201510469565 A CN 201510469565A CN 105058054 B CN105058054 B CN 105058054B
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CN
China
Prior art keywords
workpiece
block
bottom plate
positioning pedestal
mounting blocks
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
CN201510469565.9A
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Chinese (zh)
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CN105058054A (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
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CHONGQING SHANQING MACHINERY MANUFACTURING CO LTD
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Priority to CN201510469565.9A priority Critical patent/CN105058054B/en
Publication of CN105058054A publication Critical patent/CN105058054A/en
Application granted granted Critical
Publication of CN105058054B publication Critical patent/CN105058054B/en
Expired - Fee Related legal-status Critical Current
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23PMETAL-WORKING NOT OTHERWISE PROVIDED FOR; COMBINED OPERATIONS; UNIVERSAL MACHINE TOOLS
    • B23P23/00Machines or arrangements of machines for performing specified combinations of different metal-working operations not covered by a single other subclass
    • 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)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Jigs For Machine Tools (AREA)

Abstract

The invention discloses a kind of gearshift cantilever fixture that reverses gear of convenient lifting, including bottom plate, positioning pedestal, positioning pedestal support block and hoisting ring, 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 gearshift cantilever fixture that reverses gear of convenient lifting
Technical field
The present invention relates to a kind of speed changer parts machining fixture, and in particular to a kind of gearshift cantilever that reverses gear of convenient lifting 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 a kind of reverse gear the gearshift cantilever fixture, clamping of the convenient lifting for being exclusively used in vertical machining centre After the completion of be processed by vertical machining centre, to substitute numerically controlled lathe in conventional machining process, honing machine, upright drill equipment The processing of completion, saves process and clamping times, improves production efficiency.
Therefore, the technical solution adopted in the present invention is:A kind of gearshift cantilever fixture that reverses gear of convenient lifting, including bottom Plate, positioning pedestal and positioning pedestal support block, the positioning pedestal are arranged on above bottom plate by positioning pedestal support block, so that Confined space is vacateed between positioning pedestal and bottom plate is used to arrange that workpiece is provided with oil line pipe, the positioning pedestal to be installed Spacing fixed block, hydraulic corner cylinder are also equipped with block, V-arrangement locating piece, elastic jacking mechanism and the block that is locked, the 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;
It is each provided with four angle positions of the bottom plate in a hoisting ring and bottom plate mounting hole, four hoisting rings The heart is just overlapped with the center of gravity of positioning fixture.
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, compared to conventional machining process, reduces Fixture quantity and clamping times, improve 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, a kind of gearshift cantilever fixture that reverses gear of convenient lifting is mainly installed by bottom plate 1, workpiece Block 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 8th, tie down screw 9, pressing plate 10, locating shaft 11, hard alloy blocks 12, positioning pedestal 13 and positioning pedestal support block 14 etc. are constituted. Wherein, positioning pedestal 13 is arranged on the top of bottom plate 1 by positioning pedestal support block 14, thus positioning pedestal 13 and bottom plate 1 it Between vacate confined space be used for arrange oil line pipe.Workpiece mounting blocks 2, V-arrangement locating piece 3, elasticity are installed in positioning pedestal 13 Spacing fixed block 4, hydraulic corner cylinder 7 and lever type hydraulic cylinder 8 are also equipped with jacking mechanism 5 and the block 6 that is locked, 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.
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 °, and the upper surface of workpiece A right backs just is 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.
A hoisting ring 15 and bottom plate mounting hole 1a, four hoisting rings 15 are each provided with four angle positions of bottom plate 1 Center just overlapped with the center of gravity of positioning fixture.Four hoisting rings 15 are in rectangular layout, and four bottom plate mounting hole 1a are rectangular Arrangement.

Claims (1)

1. a kind of gearshift cantilever fixture that reverses gear of convenient lifting, 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 peace on oil line pipe, the positioning pedestal (13) Equipped with workpiece mounting blocks (2), V-arrangement locating piece (3), elastic jacking mechanism (5) and the block that is locked (6), gone back on the bottom plate (1) Limited location fixed block (4), hydraulic corner cylinder (7) and lever type hydraulic cylinder (8) are installed;
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;
A hoisting ring (15) and bottom plate mounting hole (1a) are each provided with four angle positions of the bottom plate (1), four are hung The center of dress ring (15) is just overlapped with the center of gravity of positioning fixture;
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).
CN201510469565.9A 2015-08-04 2015-08-04 A kind of gearshift cantilever fixture that reverses gear of convenient lifting Expired - Fee Related CN105058054B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201510469565.9A CN105058054B (en) 2015-08-04 2015-08-04 A kind of gearshift cantilever fixture that reverses gear of convenient lifting

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Application Number Priority Date Filing Date Title
CN201510469565.9A CN105058054B (en) 2015-08-04 2015-08-04 A kind of gearshift cantilever fixture that reverses gear of convenient lifting

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CN105058054B true CN105058054B (en) 2017-08-29

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN109834489B (en) * 2019-03-28 2024-03-19 盐城京奇刀具有限公司 Cam ring processing auxiliary fixtures

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* Cited by examiner, † Cited by third party
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US1592617A (en) * 1925-11-16 1926-07-13 Harry C Nye Boring mechanism
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
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
CN103213065A (en) * 2013-04-24 2013-07-24 重庆山青机械制造有限公司 Grinding jig for clamping five-range shifting fork
CN103495886B (en) * 2013-09-29 2016-09-14 柳州明宇机械有限公司 Connecting rod fixture for fine boring
CN103753317B (en) * 2013-12-31 2016-04-13 无锡培基机械有限公司 A kind of clamp structure for the processing of plunger skewed slot
CN104259903A (en) * 2014-08-14 2015-01-07 重庆山青机械制造有限公司 Hydraulic milling fixture
CN204868090U (en) * 2015-08-04 2015-12-16 重庆山青机械制造有限公司 Cantilever positioning fixture of shifting that reverses gear of convenient hoist and mount

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