CN106938506B - A kind of fast-clamping clamp of the natural former beautiful processing of suitable complicated shape - Google Patents

A kind of fast-clamping clamp of the natural former beautiful processing of suitable complicated shape Download PDF

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Publication number
CN106938506B
CN106938506B CN201710353043.1A CN201710353043A CN106938506B CN 106938506 B CN106938506 B CN 106938506B CN 201710353043 A CN201710353043 A CN 201710353043A CN 106938506 B CN106938506 B CN 106938506B
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CN
China
Prior art keywords
clamping
clamping device
bottom plate
side plate
fast
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Expired - Fee Related
Application number
CN201710353043.1A
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Chinese (zh)
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CN106938506A (en
Inventor
刘飞
周寒
徐韶华
杨大平
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Chongqing University
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Chongqing University
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Priority to CN201710353043.1A priority Critical patent/CN106938506B/en
Publication of CN106938506A publication Critical patent/CN106938506A/en
Application granted granted Critical
Publication of CN106938506B publication Critical patent/CN106938506B/en
Expired - Fee Related legal-status Critical Current
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B28WORKING CEMENT, CLAY, OR STONE
    • B28DWORKING STONE OR STONE-LIKE MATERIALS
    • B28D7/00Accessories specially adapted for use with machines or devices of the preceding groups
    • B28D7/04Accessories specially adapted for use with machines or devices of the preceding groups for supporting or holding work or conveying or discharging work

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

Abstract

The present invention discloses a kind of fast-clamping clamp of the natural former beautiful processing of suitable complicated shape, including clamp base and clamping device, and the clamp base is by bottom plate and is set on the bottom plate and surrounds multiple side plates of polygon and constitutes, and forms stable frame structure;Wherein at least one piece or adjacent two blocks of side plates are equipped with clamping device, and the clamping device passes through the threaded hole being set on side plate and carries out position adjustment and fixation;The collet of the clamping device and other side plates of clamping device are not installed and bottom plate limit jointly it is mobile in X, Y and Z-direction by folder.The present invention efficiently solve difficult clamping in natural former beautiful processing, face location difficulty to be processed, clamping stability it is difficult to ensure that, change the problems such as part low efficiency, clamping large labor intensity.

Description

A kind of fast-clamping clamp of the natural former beautiful processing of suitable complicated shape
Technical field
The present invention relates to a kind of fixtures, press from both sides more particularly to a kind of quick-clamping of the natural former beautiful processing of suitable complicated shape Tool.Belong to machinery manufacturing technology field.
Background technique
The natural former beautiful aesthetic values with higher and practical value of complicated shape, so being often formed to adorn Product.But the natural former beautiful often nature of complicated shape naturally occurs, main chemical compositions are mainly silica, followed by A small amount of iron oxide and micro manganese, copper etc., which dictates that complicated shape it is natural former beautiful shape is irregular, material unevenly with And the characteristic that hardness is big;Secondly the natural former beautiful processing of complicated shape the characteristics of there is also personalized, small lots.Natural former beautiful institute These characteristics and feature having determine that it is difficult to be processed by clamping.
At present in field of stone processing, the processing of stone material is predominantly stayed on the more regular stone material of shape, such as plate Stone material, cylindrical stone, the processing of spherical stone material, the fixture in processing of stone mainly use conventional chuck, briquetting, tiger The universal fixturings such as pincers.But a small bay in a river Jiang Yu low for complex-shaped, irregularities, singularity, surface roughness, it is to be processed Face position difference is big, is not available the universal fixturings such as conventional chuck, briquetting, vice and is positioned.Firstly, a small bay in a river river jade is caused to fill Folder is difficult, and clamping reliability is difficult to ensure, especially batch machining when exist and change part low efficiency, clamping large labor intensity etc. and ask Topic;Secondly, main shaft revolving speed with higher, generally 20000r/s or more when being finished, easily generate vibration and cause The movement and rotation of former stone, be easy to cause processing accident.
Summary of the invention
In view of the above shortcomings of the prior art, it is natural former beautiful that the object of the present invention is to provide a kind of suitable complicated shapes The fast-clamping clamp of processing, solves the problems, such as convenient for mounting and clamping and safe and reliable, and to meet, complicated shape is natural former beautiful to be processed Clamping efficiency is improved in the process, avoids processing accident.
Realize above-mentioned purpose, present invention employs following technical solutions: a kind of beautiful processing of natural original of suitable complicated shape Fast-clamping clamp, including clamp base and clamping device, the clamp base is by bottom plate and is set on the bottom plate and surrounds polygon Multiple side plates of shape are constituted, and form stable frame structure;Wherein at least one piece or adjacent two blocks of side plates are equipped with clamping device, The clamping device carries out position adjustment and fixation by the threaded hole being set on side plate;The collet of the clamping device with do not pacify The other side plates and bottom plate of clamping mechanism limit mobile in X, Y and Z-direction by folder jointly.
Further, the clamping device is made of Universal support device and screw rod, and the Universal support device includes spherical mandril With spherical sleeve, spherical mandril one end is 3/4 spherical, and head is (small with being combined by spherical mating connection with spherical sleeve Interference), anti-slip layer is additionally provided on spherical sleeve top.
Further, the other side plate interior sides for being fitted without clamping device and bottom plate are equipped with flexible cushion block, with part Form small curved face contact when contact, X, Y-direction one-movement-freedom-degree, rotational freedom and the limitation Z axis degrees of rotation of limit feature, and Protect piece surface will not be because of damage when clamping.
Further, the threaded hole is multiple, is separately positioned on the different level direction and different height direction of side plate, with Just according to by the shape of folder or size in horizontal and/or short transverse flexible modulation.
Compared with prior art, the present invention has the advantage that
1, the present invention passes through the firm clamp base of design and facilitates the clamping device of adjusting, especially by Universal support Device support top end angle arbitrarily adjusts, and extension elongation can be adjusted arbitrarily, and it is natural to be suitable for the big complexity of different shapes, change in size Former stone, and naturally former stone positioning clamping position takes flexible cushion block to contact with complicated shape, flexible cushion block is acted in clamping force Under can be converted to face contact from point contact, improve clamping stability, and will not disfiguring workpiece surface.
2, rotation handwheel Quick-clamped can be used in clamping process and unclamp workpiece, due to the self-locking performance of screw thread, only need Want hand with regard to achievable whole clamping process, clamping efficiency is high and clamping is reliable.
3, structure is simple, strong operability, manufacturing cost are low, makes clamping high efficiency.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the embodiment of the present invention 1.
Fig. 2 is the structural schematic diagram of 1 insole board of embodiment.
Specific embodiment
Below with reference to embodiment and attached drawing, the present invention is described in further detail.
Embodiment 1: referring to Fig. 1, a kind of fast-clamping clamp of the natural former beautiful processing of suitable complicated shape, including fixture base Seat 1 and clamping device 2.The clamp base 1 is by bottom plate 11 and is set on the bottom plate and surrounds four blocks of side plates 12 of rectangle and constitutes, shape At stable frame structure.Wherein, at least two blocks of side plates of arbitrary neighborhood are equipped with clamping device 2, and the clamping device 2 is by setting Position adjustment and fixation are carried out in the threaded hole 3 on side plate;The collet of the clamping device 2 and its for not installing clamping device 2 Limitation is mobile in X, Y and Z-direction by folder jointly for its side plate and bottom plate 11.
The bottom plate 11 is equipped with one, two or three clamping device 2.
The clamping device 2 is made of Universal support device 21 and screw rod 22, and the Universal support device 21 includes spherical mandril With spherical sleeve, spherical mandril one end is 3/4 spherical, and head is (small with being combined by spherical mating connection with spherical sleeve Interference), the first flexible cushion 4 is additionally provided on spherical sleeve top.The other side plate interior sides for being fitted without clamping device and Bottom plate is equipped with the second flexible cushion 5, and small curved face contact, the X of limit feature, Y-direction freedom of movement are formed when with feature contacts Degree, rotational freedom and limitation Z axis degrees of rotation, and protect piece surface will not be because of damage when clamping.It is arranged on side plate Threaded hole 3 for installing clamping device 2 be it is multiple, respectively in the horizontal direction and/or short transverse is uniformly arranged, according to being pressed from both sides The quantity of the shapes and sizes selection clamping device 2 of part, and make to adjust clamping device with short transverse in the horizontal direction.For side Civilian dress folder, the end of the screw rod 22 are additionally provided with rotation handwheel 5.
The "u"-shaped groove 13 through base plate thickness direction is provided on the bottom plate 11, "u"-shaped groove 13 is symmetrically disposed on bottom Two lateral edge of plate 11, the U-type groove of bottom plate 11 and the T-slot of lathe working face are connected and fixed by screw rod.In addition, institute The side plate 12 for stating installation clamping device is equipped with observation hole and for saving material and loss of weight.
Embodiment 2:(omits attached drawing), a kind of fast-clamping clamp of the natural former beautiful processing of suitable complicated shape, including folder Have pedestal and clamping device.The clamp base is by bottom plate and is set on the bottom plate and surrounds three blocks of side plates of triangle and constitutes, shape At stable frame structure.Wherein, any side plate is equipped with clamping device, and the clamping device is by Universal support device and spiral shell Bar is constituted, and the screw rod passes through threaded hole and vertical with the side plate, by being set to upper carry out position adjustment and fixation;The folder The collet for holding mechanism 2 limits jointly with the other side plates and bottom plate 11 for not installing clamping device to be moved by folder in X, Y and Z-direction It is dynamic.
Embodiment 3:(omits attached drawing), a kind of fast-clamping clamp of the natural former beautiful processing of suitable complicated shape, including folder Have ontology and a telescoping mechanism, the fixture is the hollow structure in polygon, and top is Open architecture be used for will to be formed The placing port that clamped workpiece is put into, at least two vertical and adjacent to each other with plane where placing port in chuck body Telescoping mechanism is provided on a side, chuck body perpendicular to the face where it and is directed toward in the acting direction of the telescoping mechanism Inside, be connected with Universal support device in the inner end of telescoping mechanism, the telescoping mechanism pushes Universal support device along telescoping mechanism Acting direction moves so that the Universal support device face opposite with Universal support device and being collectively formed with the face far from placing port The variable clamping space of one size, is respectively provided on the face opposite with Universal support device and on the inner face of Universal support device Flexible cushion block.
Sky is clamped so that being formed by between Universal support device and chuck body by adjusting the stroke of telescoping mechanism Between size it is variable so that entire fixture can adapt to various sizes of workpiece, there is better applicability.Secondly with Flexible cushion block is provided on the opposite face of Universal support device and on the inner face of Universal support device.Clamped workpiece directly with The contact of flexible cushion block, flexible cushion block under the action of clamping force on Universal support device and the flexibility being connected in chuck body Cushion block is deformed to form the curved surface to match with clamped outer surface of workpiece, be clamped between workpiece and Universal support device and by Face contact is become from point contact between clamping workpiece and chuck body, so that increase clamped workpiece accepts area.It can be with So that the clamping of clamped workpiece rigidly increases, the reliability of clamping increases, and enables to clamped workpiece will not be because of cutting It shakes and loosens, more securely and reliably.It can also play the role of protecting workpiece, the face contacted with fixture on workpiece is not easy It is damaged, is conducive to the integrality for keeping workpiece, improves processing quality.Universal support device support top end angle arbitrarily adjusts, Extension elongation can be adjusted arbitrarily, be suitable for the big complex part of different shapes, change in size, and Universal support device has adjust automatically The function of position rapidly and efficiently can carry out clamping to workpiece, can also improve clamping efficiency.
Embodiment 4: in this specific embodiment, the chuck body includes horizontally disposed bottom plate, is connected on bottom plate Surface and be horizontally arranged at interval two blocks of long side plates, be connected to plate upper surface and longitudinal gap setting two pieces of short sides Plate, the bottom plate, long side plate and short side plate three surround the working space for placing clamped workpiece, the operation jointly One end of separate bottom plate spatially is the Open architecture for clamped workpiece to be put into, and the telescoping mechanism is to be connected to The wherein screw rod of one group of orthogonal long side plate and short side plate, one end of screw rod is protruded into inside working space and and Universal support Device is connected, and screw rod pushes Universal support device along the axial movement of screw rod so that Universal support device and another group leader's side plate and short side plate Between form the variable clamping space of a size, and in opposite with Universal support device and orthogonal one group of long side plate With flexible cushion block is provided on the medial surface of short side plate.
It is plate in this way, the structure of chuck body is simpler, convenient processing and manufacture, possessed by chuck body The position of working space is more reasonable.Telescopic device is the spiral shell for being connected to wherein one group of orthogonal long side plate and short side plate Bar, telescopic device structure is simple, easy to operate, can directly rotate screw rod to adjust the size of clamping space, by adjusting clamping The size in space also can be rotated screw rod tune after workpiece is clamped to adapt to the clamping to the workpiece to be held of different shape size Whole clamping force makes clamped workpiece adapt to different machinings.Entire clamping operating process is simple and efficient, after processing is completed Convenient disassembly is rapid.It is arranged on the medial surface of another group of orthogonal long side plate and short side plate in chuck body flexible Cushion block is clamped workpiece when clamping processing, and workpiece is contacted with flexible cushion block always, the process that flexible cushion block is clamped in workpiece Middle stress deformation matches the curved surface that face is clamped on workpiece to be formed, in this way, workpiece becomes face contact from point contact when clamping, So that the reliability of clamping increases, so that clamped workpiece will not be loosened because cutting vibration, more securely and reliably.It can also Enough play the role of protecting workpiece, the face contacted with fixture on workpiece is not easily susceptible to damage, and is conducive to keep the complete of workpiece Property.Certainly when it is implemented, the telescoping mechanism can be cylinder, hydraulic cylinder or electronics push rod, it is threadedly connected to long side plate Screw rod and the screw rod for being threadedly connected to short side plate can be multiple, also belong to the enforceable range of the present apparatus.
In this specific embodiment, multiple threaded holes and at least two spiral shells are equipped on the long side plate connecting with screw rod Bar is threadedly connected in the threaded hole on long side plate, and multiple threaded holes and at least also are provided on the short side plate connecting with screw rod Two screw flights are connected in the threaded hole on short side plate.
In this way, by using the Universal support device of different number workpiece can be contacted with more Universal support devices, it can So that entire fixture is more accurate in positioning, the reliability of fixture is improved.Certainly when it is implemented, can be adjacent The strip-shaped hole that section is in step type, and the sliding block that is slidably connected in strip-shaped hole, screw rod are set on one group of long side plate and short side plate It is threadedly connected to sliding block, also belongs to the enforceable range of the present apparatus.
In this specific embodiment, the outer end of screw rod 2 extends to the outside of working space and in the fixed company in the outer end of screw rod 2 It is connected to handwheel 5.In this way, handle Quick-clamped can be used in clamping process and unclamp workpiece, due to the self-locking performance of screw thread, only need Want hand with regard to achievable whole clamping process, clamping efficiency is high and clamping is reliable.Operate it is more convenient, it is more laborsaving.Certainly specific When implementation, the outer end of screw rod can be bent to form to the handle of power input, also belong to the enforceable range of the present apparatus.
The "u"-shaped groove 111 through base plate thickness direction is provided on bottom plate 11, "u"-shaped groove 111 is symmetrically disposed on bottom Two lateral edge of plate 11, and two 13 longitudinal gaps of short side plate are set to the "u"-shaped groove of the genesis analysis on bottom plate 11 Between 111.It is clamped in this way, facilitating and a whole set of fixture being installed on the workbench of lathe, so that a whole set of fixture has more preferably Generalization.
In this specific embodiment, it is provided on the long side plate being connected with screw rod through long side plate thickness direction in race The longitudinal hole of road shape is provided with through short side plate thickness direction in runway-shaped transverse direction on the short side plate being connected with screw rod Hole, and the longitudinal hole and transverse holes are two.In this way, while mitigating a whole set of clamp weight, moreover it is possible to facilitate observation The clamping situation of workpiece.Certainly when it is implemented, square hole or circular hole can be set on long side plate and short side plate, this dress is also belonged to Set enforceable range.
It is provided in working space corresponding region in this specific embodiment on bottom plate through base plate thickness direction In runway-shaped cutout unit, and the projection of the cutout unit in the horizontal plane and the projection of backing plate in the horizontal plane are mutually hung down Directly.In this way, the consumptive material of backing plate can be made minimum, achieve the purpose that reduce weight, secondly, removing chip can also be facilitated.

Claims (4)

1. a kind of fast-clamping clamp of the natural former beautiful processing of suitable complicated shape, including clamp base (1) and clamping device (2), which is characterized in that the clamp base (1) is by bottom plate (11) and is set on the bottom plate and surrounds multiple side plates of polygon (12) it constitutes, forms stable frame structure;Wherein at least one piece or adjacent two blocks of side plates are equipped with clamping device (2), described Clamping device (2) carries out position adjustment and fixation by the threaded hole (3) being set on side plate;The collet of the clamping device (2) It is limited jointly with the other side plates (12) and bottom plate (11) for not installing clamping device (2) mobile in X, Y and Z-direction by folder;
The clamping device (2) is made of Universal support device (21) and screw rod (22), and the Universal support device (21) includes spherical shape Mandril and spherical sleeve, spherical mandril one end are 3/4 spherical, and head and spherical sleeve are cooperatively connected by spherical, in ball Shape sleeve top is additionally provided with flexible cushion block (4);
The other side plate interior sides and bottom plate (11) of no installation clamping device (2) are equipped with flexible cushion block (4), with feature contacts When form small curved face contact, X, Y-direction one-movement-freedom-degree, rotational freedom and the limitation Z axis degrees of rotation of limit feature, and protect Piece surface will not be damaged because of when clamping;
Clamping device (2) also are provided on the bottom plate (11);
The clamping device (2) on bottom plate (11) and respective face side plate (12) is 1-3;
The threaded hole (3) be it is multiple, be separately positioned on the side plate of installation clamping device (2), and in different level direction and Different height direction is uniformly arranged, to press from both sides according to by the shape of folder or size in horizontal and/or short transverse flexible choice The quantity and position for holding mechanism (2) are adjusted.
2. being suitble to the fast-clamping clamp of the natural former beautiful processing of complicated shape according to claim 1, which is characterized in that described The end of screw rod (22) is additionally provided with rotation handwheel (5).
3. the fast-clamping clamp of the natural former beautiful processing of a kind of suitable complicated shape as described in claim 1, which is characterized in that institute The "u"-shaped groove (13) being provided on bottom plate (11) through base plate thickness direction is stated, "u"-shaped groove (13) is symmetrically disposed on bottom plate (11) two lateral edge, the U-type groove of bottom plate (11) and the T-slot of lathe working face are connected and fixed by screw rod.
4. the fast-clamping clamp of the natural former beautiful processing of a kind of suitable complicated shape as described in claim 1, which is characterized in that institute The side plate (12) for stating installation clamping device (2) is equipped with observation hole and for saving material and loss of weight.
CN201710353043.1A 2017-05-18 2017-05-18 A kind of fast-clamping clamp of the natural former beautiful processing of suitable complicated shape Expired - Fee Related CN106938506B (en)

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CN109910183A (en) * 2019-03-12 2019-06-21 中国石油大学(华东) A kind of vertical clamper of rock
CN110977527B (en) * 2019-12-12 2022-06-07 河北汉光重工有限责任公司 Clamping device for workpiece with special-shaped curved surface structure
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Publication number Priority date Publication date Assignee Title
EP1846631B1 (en) * 2005-01-13 2011-03-16 Severfield-Rowen PLC Apparatus for use in the construction of buildings
CN103753309A (en) * 2014-01-24 2014-04-30 山东天岳先进材料科技有限公司 Clamping tool for irregular object
CN204135703U (en) * 2014-06-13 2015-02-04 吉林工商学院 A kind of grip device
CN104384972A (en) * 2014-09-02 2015-03-04 济南大学 Drill lathe clamp
CN104924113A (en) * 2015-06-05 2015-09-23 苏州亚思科精密数控有限公司 Irregular blank workpiece clamping table for vertical milling machine
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