CN106984911B - A kind of laser processing fixture - Google Patents

A kind of laser processing fixture Download PDF

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Publication number
CN106984911B
CN106984911B CN201710391422.XA CN201710391422A CN106984911B CN 106984911 B CN106984911 B CN 106984911B CN 201710391422 A CN201710391422 A CN 201710391422A CN 106984911 B CN106984911 B CN 106984911B
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CN
China
Prior art keywords
clamping
clamp body
laser processing
movable pinch
pinch part
Prior art date
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Active
Application number
CN201710391422.XA
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Chinese (zh)
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CN106984911A (en
Inventor
鹿霖
傅戈雁
石世宏
王敏伟
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Suzhou University
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Suzhou University
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
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Priority to CN201710391422.XA priority Critical patent/CN106984911B/en
Publication of CN106984911A publication Critical patent/CN106984911A/en
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Publication of CN106984911B publication Critical patent/CN106984911B/en
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Classifications

    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/70Auxiliary operations or equipment
    • B23K26/702Auxiliary equipment
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K26/00Working by laser beam, e.g. welding, cutting or boring
    • B23K26/20Bonding
    • B23K26/21Bonding by welding
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23KSOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
    • B23K37/00Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups
    • B23K37/04Auxiliary devices or processes, not specially adapted to a procedure covered by only one of the preceding main groups for holding or positioning work
    • B23K37/0426Fixtures for other work
    • B23K37/0452Orientable fixtures
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B1/00Vices
    • B25B1/06Arrangements for positively actuating jaws
    • B25B1/10Arrangements for positively actuating jaws using screws
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B1/00Vices
    • B25B1/22Arrangements for turning or tilting vices
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B25HAND TOOLS; PORTABLE POWER-DRIVEN TOOLS; MANIPULATORS
    • B25BTOOLS OR BENCH DEVICES NOT OTHERWISE PROVIDED FOR, FOR FASTENING, CONNECTING, DISENGAGING OR HOLDING
    • B25B1/00Vices
    • B25B1/24Details, e.g. jaws of special shape, slideways
    • B25B1/2494Means indicating the distance between jaws or their angular position

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  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Physics & Mathematics (AREA)
  • Optics & Photonics (AREA)
  • Plasma & Fusion (AREA)
  • Laser Beam Processing (AREA)

Abstract

A kind of laser processing fixture, including:Pedestal;Rotating unit is provided with a rotating platform that can be rotated along its axis direction on pedestal, the clamp body of a swingable rotation is provided on rotating platform, the rotation axis of clamp body is vertical with the axis of rotating platform;Rotating platform and clamp body constitute rotating unit;Clamping unit, the surface of clamp body are equipped with the clamping slot of a vertical concave shaped, and a movable pinch part sliding back and forth, the side composition clamping unit of movable pinch part and clamping slot are combined in clamping slot;Clamping unit is provided with a rotatable clamping auxiliary at the top of movable pinch part;The side that clamping slot constitutes the clamping unit has a Gripping platform, and a clamping piece is placed on Gripping platform;The top surface that clamping auxiliary, clamping piece and clamping slot constitute the side of the clamping unit constitutes clamping unit.The present invention, which provides a kind of laser processing fixture, can meet thin plate, thick member in a variety of process requirements horizontal, vertical, on inclined direction.

Description

A kind of laser processing fixture
Technical field
The present invention relates to the mechanical technical fields of laser processing, and in particular to a kind of laser processing fixture.
Background technology
Laser processing is with fastest developing speed, most widely used in laser application technique, the also most field of development potentiality, at present The laser processing technology developed just up to more than 20 is planted, as laser welding, laser cutting, laser fast forming, laser are repaiied It is multiple etc., it is widely used in the industries such as machinery, electronics, automobile, compared with traditional machining process, laser processing has can not The superiority of analogy, laser processing have high precision machining, and speed is fast, mechanically deform is small, material-saving, flexible, the range of work is wide The advantages that, while laser machining and being easy to be combined with computer aided design/computer aided machine, the control of process easy to produce System is suitable for processing small batch, multi items, complex-shaped part.
In laser melting coating processing, it is often necessary to do the overlap joint experiment of single track or multiple tracks on stainless steel, steel plate is general It is placed directly on rotary table or with common bench vice clamping.And when needing to do the above-mentioned experiment in non-horizontal directions, at this time It is that cannot achieve only to be fixed with rotary table, needs to be fixed together by bench vice and rotary table.First, bench vice is used Steel plate is clamped, then bench vice is fixed on rotary table, by the rotation of rotary table to drive bench vice and steel plate Go to certain angle.In addition, there is a kind of inclination formula flat mouth that can turn certain angle on the basis of common bench vice on the market Bench vice can be used to that steel plate is driven to go to certain angle.
But be a process for anxious hot rapid cooling based on laser processing, the accumulation of heat and speed is distributed to process shadow Sound is very big.Workpiece is placed directly on rotary table, and heat conduction is fast, to the actual distribution feelings of analysis laser heat on the steel plate Condition can affect, and be placed on common bench vice, if steel plate cut surface is uneven, clamping effect is bad, be not easy guarantee level. Furthermore when carrying out space inclined surface cladding experiment, bench vice is fixed on rotary table, by the rotation of rotary table Drive bench vice and stainless steel plate that can go to certain angle, but the angle cannot be measured accurately, if utilizing inclination formula flat mouth Though bench vice can rotate by a certain angle stainless steel plate, its clamping part also will appear problem identical with common bench vice.
In consideration of it, in order to meet thin plate, thick member in process requirements horizontal, vertical, on inclined direction, it is a kind of that there is an urgent need for designs It is suitble to the special fixture of a variety of laser processing experiments.
Invention content
In view of this, the object of the present invention is to provide a kind of laser processing fixture, can meet thin plate, thick member it is horizontal, Vertically, the different process requirements on inclined direction, while the angle of rotation can be also accurately measured, provide accurate ginseng for process Number.
In order to achieve the above objectives, the technical solution adopted by the present invention is:
A kind of laser processing fixture, including:
One pedestal;
One rotating unit is provided with a rotating platform that can be rotated along its axis direction, the rotary flat on the pedestal The clamp body of a swingable rotation is provided on platform, the rotation axis of clamp body is vertical with the axis of rotating platform;The rotation Platform and clamp body constitute rotating unit;
One clamping unit, the surface of the clamp body are equipped with the clamping slot of a vertical concave shaped, match in the clamping slot Conjunction has a movable pinch part sliding back and forth, the side composition clamping unit of the movable pinch part and clamping slot;
One clamping unit is provided with a rotatable clamping auxiliary at the top of the movable pinch part;The clamping auxiliary Rotation axis it is parallel with the rotation axis of clamp body;The side that the clamping slot constitutes the clamping unit has a clamping flat Platform places a clamping piece on Gripping platform;The clamping auxiliary, clamping piece and clamping slot constitute the side of the clamping unit Top surface constitutes clamping unit.
It is wherein preferred, it is arranged with waist type groove on the two sides of the pedestal, and the bottom symmetrical of pedestal is provided with the One Magnetic gauge stand.
It is wherein preferred, a support base with indent arc groove is equipped between the rotating platform and clamp body, it is described The bottom of clamp body is equipped with a connector with lower arcuate surface, and the lower arcuate surface of connector corresponds to the indent arc groove of support base Shape;The bottom surface arc length of connector is more than the arc length of indent arc groove;The connector drives clamp body to be movably fixed on support In the indent arc groove of seat.
Wherein preferred, one is provided on the connector can place the square groove of electronics angel measuring instrument.
Wherein preferred, the circular-arc bottom face of the connector is equipped with scale.
Wherein preferred, the side of the clamping slot is clamping section, constitutes clamping unit with movable pinch part, the other side is passed through It is logical to pass through an adjusting screw rod being connect with movable pinch part across setting;The bottom of the movable pinch part is convexly equipped with a guiding The slot bottom of block, the clamping slot has a sunk type track in movable pinch part glide direction, and track is embedded in guide pad It is interior.
Wherein preferred, the clamping unit has one to clamp supporting plane and two clamping V-shaped grooves;The clamping section with The top of movable pinch part is symmetrically with the step-like clamping supporting plane of sunk type;The clamping V-shaped groove is respectively symmetrically set It sets in movable pinch part and the obverse middle position in clamping section.
Wherein preferred, the clamping auxiliary includes auxiliary slider, Magnetic gauge stand rotary connection and the second Magnetic gauge stand; The bottom of the auxiliary slider is convexly equipped with a wedge block, and the top of movable pinch part is equipped with a dovetail groove, auxiliary slider with it is movable Clamping element is embedded in dovetail groove connection by wedge block;The second Magnetic gauge stand is fixed in the Magnetic gauge stand rotary connection, and It is rotatably connected with auxiliary slider, rotation axis is parallel with the rotation axis of clamp body.
Wherein preferred, the clamping piece is third Magnetic gauge stand.
Wherein preferred, the auxiliary slider is equipped with scale.
Compared with prior art, a kind of laser processing fixture provided by the invention, the rotating unit of the fixture can be realized Workpiece multi-directional rotation in the horizontal direction and the vertical direction, and rotation angle can be measured accurately, clamping unit can be real The clamping of existing a variety of patterns, the steel plate of thickness and part, clamping unit also can be used for the welding of inclination multi-angle between two planks Processing is conducive to the basic experiment operation of space curved surface forming.
Description of the drawings
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this Some embodiments of invention for those of ordinary skill in the art without creative efforts, can be with Obtain other attached drawings according to these attached drawings.
Fig. 1 is a kind of structural schematic diagram of laser processing fixture provided by the invention;
Fig. 2 is that the structure of a kind of pedestal of laser processing fixture provided by the invention, rotating platform and support base is shown It is intended to;
Fig. 3 is a kind of structural schematic diagram of the clamp body of laser processing fixture provided by the invention;
Fig. 4 is a kind of structural schematic diagram of the movable pinch part of laser processing fixture provided by the invention;
Fig. 5 is a kind of structural schematic diagram of the clamping auxiliary of laser processing fixture provided by the invention;
Fig. 6 is that a kind of clamping supporting plane of laser processing fixture provided by the invention is put with the structure for clamping V-shaped groove Big schematic diagram.
Reference numeral involved in attached drawing and component part explanation:
1, pedestal;2, waist type groove;3, the first Magnetic gauge stand;4, rotating platform;5, clamp body;6, indent arc groove;7, it props up Support seat;8, lower arcuate surface;9, connector;10, square groove;11, clamping slot;12, movable pinch part;13, clamping section;14, it adjusts Screw rod;15, guide pad;16, track;17, bearing surface is clamped;18, V-shaped groove is clamped;19, auxiliary is clamped;20, Gripping platform;21, Third Magnetic gauge stand;22, auxiliary slider;23, Magnetic gauge stand rotary connection;24, the second Magnetic gauge stand;25, wedge block;26, Dovetail groove.
Specific implementation mode
It is a process for anxious hot rapid cooling based on laser processing, the accumulation of heat and distributes speed process is influenced very Greatly.Workpiece is placed directly on rotary table, and heat conduction is fast, to the actual distribution situation meeting of analysis laser heat on the steel plate It affects, and is placed on common bench vice, if steel plate cut surface is uneven, clamping effect is bad, is not easy guarantee level.Again Bench vice is fixed on rotary table, when carrying out space inclined surface cladding experiment by the rotation band of rotary table by person Dynamic bench vice and stainless steel plate can go to certain angle, but the angle cannot be measured accurately, if utilizing inclination formula flat mouth platform Though pincers can rotate by a certain angle stainless steel plate, its clamping part also will appear problem identical with common bench vice.
In consideration of it, in order to meet thin plate, thick member in process requirements horizontal, vertical, on inclined direction, the present invention provides one Kind is suitble to the special fixtures of a variety of laser processing experiments.
Technical scheme of the present invention will be clearly and completely described by specific implementation mode below.Obviously, it is retouched The embodiment stated is only a part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, originally The every other embodiment that field those of ordinary skill is obtained without creative efforts, belongs to the present invention The range of protection.
Shown in Fig. 1~Fig. 6, a kind of laser processing fixture, including:
One pedestal 1 is arranged with waist type groove 2 on the two sides of pedestal 1, and the bottom symmetrical of pedestal 1 is provided with the first magnetic Property gauge stand 3.Pedestal 1 can use butterfly screw thread directly to be fixed on the table by the waist type groove 2 of two sides, or pass through bottom the One Magnetic gauge stand 3 is fixed on metallic work table.
One rotating unit is provided with a rotating platform 4 that can be rotated along its axis direction on pedestal 1, is set on rotating platform 4 It is equipped with the clamp body 5 of a swingable rotation, the rotation axis of clamp body 5 is vertical with the axis of rotating platform 4,4 He of rotating platform Clamp body 5 constitutes rotating unit, i.e. clamp body 5 can be along 4 axis direction integral cycle rotating of rotating platform, also can be along own axes one Determine rotation in angle.
Being equipped with one in order to realize the rotation process of clamp body, between rotating platform 4 and clamp body 5 has indent arc groove 6 Support base 7, support base 7 can be an integral structure with rotating platform 4 or separate structure.The bottom of clamp body 5 is equipped with one Connector 9 with lower arcuate surface, likewise, connector 9 can integral structure or split structure with clamp body 5.Even The lower arcuate surface of fitting 9 corresponds to the indent circular arc groove shape of support base 7, the bottom surface arc length of connector 9 is more than indent arc groove 6 Arc length, connector 9 drive clamp body 5 be movably fixed in the indent arc groove of support base 7.
The circular-arc bottom face of connector 9 is equipped with scale, and the scale being correspondingly connected on part 9, can be arranged on support base 7 There is zero-bit angle index, after clamp body 5 is rotated by a certain angle, can be corresponded on support base 7 according to the scale on connector 9 Zero graduation, you can obtain this rotation accurate angle.Alternatively, opening up a square groove 10, the square groove on connector 9 Electronics angel measuring instrument is placed in 10, and rotation angle can be immediately arrived at by electronic equipment measurement.
One clamping unit, the surface of clamp body 5 are equipped with the clamping slot 11 of a vertical concave shaped, are combined on clamping slot 11 One movable pinch part 12 sliding back and forth.The side of clamping slot 11 is clamping section 13, is constituted with movable pinch part 12 and clamps list Member, the other side communicate through the adjusting screw rod 14 that setting one is connect with movable pinch part 12.The bottom projection of movable pinch part 12 There are a guide pad 15, the slot bottom of clamping slot 11 to mill out a sunk type track 16, guide pad 15 along 12 glide direction of movable pinch part Interior to be embedded in track 16, movable pinch part 12 can be moved in the drive of adjusting screw rod 14 along track 16.
Comprising there are two clamp supporting plane 17 and two clamping V-shaped grooves 18 in clamping unit.
Clamping section 13 and the top of movable pinch part 12 symmetrically mill out the step-like plane of a sunk type, which is folder Sheet member can be placed on and clamp on supporting plane 17 when doing the processing of sheet member horizontal direction by tight supporting plane 17.
It clamps V-shaped groove 18 and is symmetrically arranged at movable pinch part 12 and 13 obverse middle position of clamping section, when When stainless steel plate is thicker or cut surface out-of-flatness, the both sides of stainless steel plate can be placed on to two clamps in V-shaped grooves 18 and clamp, Clamping V-shaped groove 18 has automatic centering function.
It for larger part, can be directly placed between clamping section 13 and movable pinch part 12, bottom and clamping slot 11 Bottom contacts, and then clamps, clamping mode is identical with common bench vice installation way.
The top of one clamping unit, movable pinch part 12 is provided with a rotatable clamping auxiliary 19, clamping auxiliary 19 Rotation axis is parallel with the rotation axis of clamp body 5.A Gripping platform 20 is extended in the side that clamping slot 11 constitutes clamping unit, Gripping platform 20 is equipped with a clamping piece, which is two pieces of third Magnetic gauge stands 21.Auxiliary 19, clamping piece and clamping is clamped The top surface that slot 11 constitutes the side of the clamping unit constitutes clamping unit.
Wherein, clamping auxiliary 19 includes auxiliary slider 22, Magnetic gauge stand rotary connection 23 and the second Magnetic gauge stand 24.It is auxiliary Help the bottom of sliding block 22 to be convexly equipped with a wedge block 25, the top of movable pinch part 12 is equipped with a dovetail groove 26, auxiliary slider 22 with Movable pinch part 12 is embedded in dovetail groove 26 by wedge block 25 and connects.The second magnetism is fixed in Magnetic gauge stand rotary connection 23 Gauge stand 24, and be rotatably connected with auxiliary slider 22, rotation axis is parallel with the rotation axis of clamp body 5, on auxiliary slider 22 Equipped with scale.
When carrying out two pieces of sheet member multi-angle welding, the second Magnetic gauge stand 24 is opened, the first sheet member is abutted against into folder The first thin plate is sucked by magnetic force for the surface for holding auxiliary 19.Third Magnetic gauge stand 21 is opened, the second sheet member is placed on folder Tightly slot 11 is constituted on the top surface of the side of clamping unit, i.e. the top surface of clamping section 13, and the second sheet member is sucked by magnetic force.Magnetic Property gauge stand rotary connection 23 drive the second Magnetic gauge stand 24 that can rotate by a certain angle around the hinge joint on auxiliary slider 22, realize The rotation of first sheet member, and welded with the side of the second sheet member, pass through the scale on auxiliary slider 22, it is known that this operation Rotation angle, the operation can be achieved two pieces of sheet members between multi-angle welding operation.
A kind of laser processing fixture provided by the invention, the rotating unit of the fixture can realize workpiece in the horizontal direction and Multi-directional rotation in vertical direction, and rotation angle can be measured accurately, clamping unit can realize a variety of patterns, thickness The clamping of steel plate and part, clamping unit can be used for the welding processing of workpiece multi-angle oblique, be conducive to space curved surface at Shape
The foregoing description of the disclosed embodiments enables those skilled in the art to implement or use the present invention. Various modifications to these embodiments will be apparent to those skilled in the art, as defined herein General Principle can be realized in other embodiments without departing from the spirit or scope of the present invention.Therefore, of the invention It is not intended to be limited to the embodiments shown herein, and is to fit to and the principles and novel features disclosed herein phase one The widest range caused.

Claims (8)

1. a kind of laser processing fixture, it is characterised in that:Including:
One pedestal;
One rotating unit, is provided with a rotating platform that can be rotated along its axis direction on the pedestal, on the rotating platform It is provided with the clamp body of a swingable rotation, the rotation axis of clamp body is vertical with the axis of rotating platform;The rotating platform Rotating unit is constituted with clamp body;
One clamping unit, the surface of the clamp body are equipped with the clamping slot of a vertical concave shaped, are combined in the clamping slot The side of one movable pinch part sliding back and forth, the movable pinch part and clamping slot constitutes clamping unit;
One clamping unit is provided with a rotatable clamping auxiliary at the top of the movable pinch part;The rotation of the clamping auxiliary Shaft axis is parallel with the rotation axis of clamp body;The side that the clamping slot constitutes the clamping unit has a Gripping platform, A clamping piece is placed on Gripping platform, which is third Magnetic gauge stand;The clamping auxiliary, clamping piece and clamping slot are constituted The top surface of the side of the clamping unit constitutes clamping unit;
The clamping auxiliary includes auxiliary slider, Magnetic gauge stand rotary connection and the second Magnetic gauge stand;The auxiliary slider Bottom is convexly equipped with a wedge block, and the top of movable pinch part is equipped with a dovetail groove, and auxiliary slider passes through wedge shape with movable pinch part Block is embedded in dovetail groove connection;It is fixed with the second Magnetic gauge stand in the Magnetic gauge stand rotary connection, and is rotated with auxiliary slider Connection, rotation axis are parallel with the rotation axis of clamp body.
2. a kind of laser processing fixture according to claim 1, it is characterised in that:It is symmetrical on the two sides of the pedestal Bottom symmetrical equipped with waist type groove, and pedestal is provided with the first Magnetic gauge stand.
3. a kind of laser processing fixture according to claim 1, it is characterised in that:The rotating platform and clamp body it Between be equipped with a support base with indent arc groove, the bottom of the clamp body is equipped with a connector with lower arcuate surface and connects The lower arcuate surface of part, connector corresponds to the indent circular arc groove shape of support base;The bottom surface arc length of connector is more than indent arc groove Arc length;The connector drives clamp body to be movably fixed in the indent arc groove of support base.
4. a kind of laser processing fixture according to claim 3, it is characterised in that:One is provided on the connector to put Set the square groove of electronics angel measuring instrument.
5. a kind of laser processing fixture according to claim 3, it is characterised in that:In the circular-arc bottom face of the connector Equipped with scale.
6. a kind of laser processing fixture according to claim 1, it is characterised in that:The side of the clamping slot is to clamp Portion constitutes clamping unit with movable pinch part, and the other side communicates through setting and passes through an adjusting spiral shell being connect with movable pinch part Bar;The bottom of the movable pinch part is convexly equipped with a guide pad, and the slot bottom of clamping slot has in movable pinch part glide direction One sunk type track, guide pad are interior in track.
7. a kind of laser processing fixture according to claim 6, it is characterised in that:There are two folders for the clamping unit tool Tight supporting plane and two clamping V-shaped grooves;The clamping section and the top of movable pinch part symmetrically have sunk type step-like Clamping supporting plane;The clamping V-shaped groove is symmetrically arranged at movable pinch part and the obverse centre position in clamping section Place.
8. a kind of laser processing fixture according to claim 1, it is characterised in that:The auxiliary slider, which is equipped with, to be carved Degree.
CN201710391422.XA 2017-05-27 2017-05-27 A kind of laser processing fixture Active CN106984911B (en)

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Application Number Priority Date Filing Date Title
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Application Number Priority Date Filing Date Title
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CN106984911B true CN106984911B (en) 2018-11-02

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EP0074517A2 (en) * 1981-09-15 1983-03-23 Wilhelm Severt Work fixture and handling device
CN101486172A (en) * 2009-03-05 2009-07-22 *** Sloped rotary type tire mould pattern block finishing device
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CN206779725U (en) * 2017-05-27 2017-12-22 苏州大学 A kind of Laser Processing fixture

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