CN106862960B - A kind of grip device of machining center - Google Patents
A kind of grip device of machining center Download PDFInfo
- Publication number
- CN106862960B CN106862960B CN201710123194.8A CN201710123194A CN106862960B CN 106862960 B CN106862960 B CN 106862960B CN 201710123194 A CN201710123194 A CN 201710123194A CN 106862960 B CN106862960 B CN 106862960B
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- China
- Prior art keywords
- clamp body
- machining center
- grip device
- processing
- unit
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Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, 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
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices 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
- B23Q3/06—Work-clamping means
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23B—TURNING; BORING
- B23B49/00—Measuring or gauging equipment on boring machines for positioning or guiding the drill; Devices for indicating failure of drills during boring; Centering devices for holes to be bored
- B23B49/02—Boring templates or bushings
Abstract
A kind of grip device of machining center, including positioning unit position the processing datum A and two dowel holes of part to be processed using Position with One Plane and Two Holes；Clamp body is provided with fixture dignity B on the clamp body, and the processing part is fixed in the clamp body, and the processing datum A is corresponding with the fixture dignity B；Clamping unit is connect with the clamp body, and coordinates the processing part to being fixed in the clamp body to be squeezed to the directions fixture dignity B with it.Beneficial effects of the present invention：First, by the clamping unit being provided with, processed part can be fixed as required, realize efficient bore operation；Second is that merging by clamp body and Drill module, can save the space of device, and accurate positioning, can ensure machining accuracy；Third, by equipped with aiding support unit, can to processing part clamping process in support protect；Fourth, by equipped with rotary unit, meet the process operation under edge-on state.
Description
Technical field
The present invention relates to the technical field of machine components processing more particularly to a kind of machining center of drilling back cover hole are special
Fixture.
Background technology
In recent years, with the rapid development of modern science and technology, numerically-controlled machine tool is applied energetically in production, and numerically-controlled machine tool is number
The abbreviation of control lathe is a kind of automated machine tool equipped with program control system.The control system can logically handle tool
There are control coding or other symbolic instruction regulated procedures, and decoded, with the digital representation of code, passes through information carrier
Input numerical control device.Various control signals are sent out by numerical control device through calculation process, the action of control lathe, by drawing
Shape and size automatically process part.Numerically-controlled machine tool preferably solves complicated, accurate, small mount, multi items
Part processing problems are a kind of flexible, dynamical automated machine tools, represent the development side of modern machine control technology
To being a kind of typical electromechanical integrated product.After selecting and determining to carry out digital control processing to some part, ordinary circumstance
Under, not its whole processing content is suitable for completing on numerically-controlled machine tool, and is often to be accommodated in a part of technique therein
Close digital control processing.
And in machinery field, retarder is a kind of relatively accurate machinery, and retarder is in prime mover and working machine or holds
Play a part of to match rotating speed between row mechanism and transmit torque, the purpose using it is to reduce rotating speed, increases torque.According to transmission
Series difference can be divided into single-stage and multi-stage speed reducer；According to tooth factory wheel, shape can be divided into cylinder gear speed reducer, conical gear subtracts
Fast device and circular cone-Cylinder Gear running wheel retarder；Expansion, shunting can be divided into again according to the arrangement form of transmission and with into axis
Formula retarder.Retarder is a kind of gear drive, worm-drive, pinion-endless screw transmission institute group by being enclosed in stiff case
At individual components, the speed reduction gearing being commonly used between driving link and working machine.In prime mover and working machine or execute machine
Play a part of to match rotating speed between structure and transmit torque, using extremely wide in modern mechanical.
Therefore main foundation part one of of the rear cover as retarder, it is complex-shaped, required precision is high, for drilling bottom surface 8-
When φ 10.5, the faces A 6-M12 thread Pilot holes, it is desirable that can even closer processing conditions reach machining accuracy to machining center
It is required that will have a direct impact on the performance of retarder；According to universal fixturing (such as machine vice), it is difficult to realize positioning and clamps, no
It can guarantee machining accuracy, influence work pieces process efficiency, to which yield can be influenced.According to built-up jig, fixture appearance and size compared with
Greatly, heavy, occupied space is larger in the heart for work in-process, it is not easy to realize, and fixture is rigidly poor, the storage level of required element
Greatly, one-time investment expense is higher, to influence the cost of processing.
Invention content
The purpose of this part is to summarize some aspects of the embodiment of the present invention and briefly introduce some preferably to implement
Example.It may do a little simplified or be omitted to avoid our department is made in this section and the description of the application and the title of the invention
Point, the purpose of abstract of description and denomination of invention it is fuzzy, and this simplification or omit and cannot be used for limiting the scope of the invention.
In view of above-mentioned existing fixture there are the problem of, it is proposed that the present invention.
Therefore, the one of purpose of the present invention is to provide a kind of grip device of machining center, in part processing, especially
Be to the machining center special fixture on drilling rear cover bottom surface when bottom outlet, it is accurate positioning, convenient for mounting and clamping, can ensure processing essence
Degree, and raise labour productivity and ensure production safety.
In order to solve the above technical problems, the present invention provides the following technical solutions：A kind of grip device of machining center, including
Positioning unit positions the processing datum A and two dowel holes of part to be processed using Position with One Plane and Two Holes；Clamp body, the folder
Particularly be provided with fixture dignity B, the processing part is fixed in the clamp body, and the processing datum A with it is described
Fixture dignity B is corresponding；Clamping unit is connect with the clamp body, and is coordinated to being fixed on adding in the clamp body with it
Work part is squeezed to the directions fixture dignity B, realizes the clamping to the processing part.
A kind of preferred embodiment of grip device as machining center of the present invention, wherein：It further include aiding support
Unit, the processing part are first positioned over before accurate positionin on the aiding support unit, and the aiding support unit is set
It is placed on the clamp body.
A kind of preferred embodiment of grip device as machining center of the present invention, wherein：It further include roll-over unit
And pedestal, the roll-over unit are connect with the both ends of the clamp body, and be set on the pedestal, it can be by the clamp body
Certain angle is overturn, the pedestal is fixed on the table, realizes the fixation of whole device on the table.
A kind of preferred embodiment of grip device as machining center of the present invention, wherein：The positioning unit is also
Including A types positioning pin, Type B positioning pin and support plate, the A types positioning pin and the Type B positioning pin are according to the processing base
Position of positioning hole on quasi- face A corresponds to installation, and four pieces of support plates are symmetrically distributed in the surrounding of the processing datum A, and
Every piece of support plate is fixed by two fixing pieces.
A kind of preferred embodiment of grip device as machining center of the present invention, wherein：The clamp body is " L "
Type, and pilot hole and boss are provided on the fixture dignity B, the pilot hole and being processed on the processing datum A
Hole is corresponding, and the boss is corresponding with the groove on the processing datum A, and in the pilot hole and processing datum A
Corresponding drill bushing is set between upper processed hole assembly.
A kind of preferred embodiment of grip device as machining center of the present invention, wherein：The clamping unit is adopted
Further include hinge forked standard, eyelet bolt, hinge pressing plate and rocker bar bearing with hinge pressing plate mechanism, the hinge forked standard fixation is set
It is placed in the fixture dignity B, is connect with the movable joint end of the eyelet bolt, the other end of the eyelet bolt and the hinge pressure
Plate one end connects, and the hinge pressing plate other end is hinged by the bottom surface of the rocker bar bearing and the clamp body.
A kind of preferred embodiment of grip device as machining center of the present invention, wherein：The aiding support list
Member further includes support plate and screw, and through-hole is additionally provided in the support plate, and the screw is inserted into described logical upward according to head end
In hole, and screw rod is arranged with splicing sleeve, adjusting sleeve and spring from the top down successively, and the screw with nut by coordinating institute
Splicing sleeve, adjusting sleeve and spring is stated to be fixed on the clamp body.
A kind of preferred embodiment of grip device as machining center of the present invention, wherein：Clamp body " L " type
Both ends be additionally provided with two pieces of risers, the roll-over unit is set to by mounting hole on the riser, further include holder, turn
Axis, rotary disk, third positioning pin and guide sleeve, holder described in both ends are connect by the shaft with the riser, the revolution
Disk is set in the shaft, has the function of turning power to the rotation of the shaft, and by the third positioning pin and
The cooperation position-limiting action of the guide sleeve forms detent mechanism, and the clamp body is fixed.
A kind of preferred embodiment of grip device as machining center of the present invention, wherein：The pedestal further includes
Bottom plate, positioning key and connector, the bottom plate are plate armature, and holder described in both ends is set on the bottom plate, and institute
It states positioning key bottom plate accurate positionin is fixed on workbench with connector cooperation, the positioning key is fixed with workbench
Position slot reference plane corresponds to.
A kind of preferred embodiment of grip device as machining center of the present invention, wherein：The drill bushing further includes
Fixed drill bushing, renewable bushing and bushing, the fixed brill set is set on the part of the processing datum A grooves, described
Renewable bushing and the bushing are set to the processing datum A non-recessed portion.
Beneficial effects of the present invention：The grip device one of the machining center of the offer of the present invention is the clamping by being provided with
Unit can fix processed part as required, and clamping is convenient, realizes efficient bore operation, to improve labour life
Yield；Second is that merging by clamp body and Drill module, can save the space of device, and accurate positioning, can ensure plus
Work precision；Third, by equipped with aiding support unit, can be protected to being supported in processing part clamping process, prevent damage fixed
Position pin, ensures production safety；Fourth, by equipped with rotary unit, device can be turned over and turn 90 degrees and be fixed, meet side
Process operation under vertical state.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, required use in being described below to embodiment
Attached drawing be briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for this
For the those of ordinary skill of field, without having to pay creative labor, it can also be obtained according to these attached drawings other
Attached drawing.Wherein：
Fig. 1 is the overall structure diagram of the grip device of machining center described in the first embodiment of the invention；
Fig. 2 is the overall structure diagram of the grip device of machining center described in second of embodiment of the invention；
Fig. 3 is the overall structure diagram of the grip device of machining center described in the third embodiment of the invention；
Fig. 4 is the structural representation of positioning unit in the grip device of machining center described in the 4th kind of embodiment of the invention
Figure；
Fig. 5 is the overall structure diagram of the grip device of machining center described in the 5th kind of embodiment of the invention；
Fig. 6 is the structural schematic diagram of drill bushing in the grip device of machining center described in the 5th kind of embodiment of the invention；
Fig. 7 is the structural representation of clamping unit in the grip device of machining center described in the 6th kind of embodiment of the invention
Figure；
Fig. 8 is the structure of aiding support unit in the grip device of machining center described in the 7th kind of embodiment of the invention
Schematic diagram；
Fig. 9 is the structural representation of roll-over unit in the grip device of machining center described in the 8th kind of embodiment of the invention
Figure；
Figure 10 is that the structure of partial enlargement in the grip device of machining center described in the 8th kind of embodiment of the invention is shown
It is intended to；
Figure 11 is the structural schematic diagram of guide sleeve in the grip device of machining center described in the 8th kind of embodiment of the invention；
Figure 12 is the structural schematic diagram of the grip device bottom plate of machining center described in the 9th kind of embodiment of the invention；
Figure 13 is the knot of the grip device bottom plate partial enlargement of machining center described in the 9th kind of embodiment of the invention
Structure schematic diagram.
Specific implementation mode
In order to make the foregoing objectives, features and advantages of the present invention clearer and more comprehensible, right with reference to the accompanying drawings of the specification
The specific implementation mode of the present invention is described in detail.
Many details are elaborated in the following description to facilitate a thorough understanding of the present invention, still the present invention can be with
Implemented different from other manner described here using other, those skilled in the art can be without prejudice to intension of the present invention
In the case of do similar popularization, therefore the present invention is not limited by following public specific embodiment.
Secondly, combination schematic diagram of the present invention is described in detail, when describing the embodiments of the present invention, for purposes of illustration only, table
Show that the sectional view of device architecture can disobey general proportion and make partial enlargement, and the schematic diagram is example, is not answered herein
Limit the scope of protection of the invention.In addition, three-dimensional space that should be comprising length, width and depth in actual fabrication.
Thirdly, " one embodiment " or " embodiment " referred to herein refers to that may be included at least one realization of the present invention
A particular feature, structure, or characteristic in mode." in one embodiment " that different places occur in the present specification is not equal
Refer to the same embodiment, nor the individual or selective embodiment mutually exclusive with other embodiment.
Fig. 1 is the overall structure diagram of the grip device of machining center described in the first embodiment of the invention,
In the present embodiment, which includes positioning unit 100, processes part 200, clamp body 300 and clamping unit 400, specifically,
Referring to Fig. 4~5, positioning unit 100 is positioned using unified benchmark Position with One Plane and Two Holes, and popular saying is exactly by a plane and vertically
In two pins of plane, plane and two pits is just made to position.It is the processed part of machining center needs to process part 200, such as
The rear cover of speed reducer, complex-shaped, required precision is high, rear cover has top surface and the bottom surface of rear cover, is carried out to rear cover bottom surface
Drilling processing is processed when operating using V750 vertical machining centres, and V750 vertical machining centres are a kind of numerical control machine tool, number
Control lathe is the abbreviation of computer digital control machine tool, is a kind of automated machine tool controlled by program, which can
Logically processing has control coding or other symbolic instruction regulated procedures, is decoded by computer, to make lathe
The action provided is executed, blank material is processed by semi-finished product fabricated part by Tool in Cutting.To in this present embodiment
Processing part 200 is positioned using uniformly benchmark Position with One Plane and Two Holes, selects on rear cover bottom surface and bottom surface holes (location hole) as base
Quasi- face limits six-freedom degree, and so-called six-freedom degree is exactly the six-freedom degree that object has in space, i.e., along x, y, z three
The one-movement-freedom-degree of a rectangular co-ordinate axis direction and the rotational freedom around these three reference axis.Therefore, object is determined completely
Position, just it must be appreciated that this six-freedom degree, so that it is determined that the processing datum A of processing part 200.Clamp body 300, fixture
Body 300 is " L " type, is provided with fixture dignity B, the fixture dignity B and the processing datum A phases determined by plane and two pits
It is corresponding, according to the requirement of drilling processing needed for part to be processed 200, corresponding bore template is designed, fixture dignity B is formed, adds
Work part 200 is fixed in clamp body 300, while fixture dignity B fittings corresponding with processing datum A, according to the brill of design
Hole template can carry out processing datum A corresponding drilling operation.Clamping unit 400 connect with clamp body 300, works as clamp body
When corresponding with the processing datum A fittings of face B, clamping unit 400 is acted on 300 mutual cooperation of clamp body, to processing part 200
It is squeezed to the direction of fixture dignity B binding faces corresponding with processing datum A, to be added by the effect of extruding force realization pair
The clamping of work part 200.
Fig. 2 is the overall structure diagram of the grip device of machining center described in second of embodiment of the invention,
In the present embodiment with the first embodiment the difference is that：The device is in addition to including positioning unit 100, processing part 200, folder
Specific 300 and clamping unit 400, further include aiding support unit 500, specifically, due to during part is processed, it is past
It is past that part is processed in order to more accurate and effective, such as in speed reducer rear cover drilling processing, need rear cover is edge-on
It places and carries out drilling processing operation, and rear cover is heavier, damages edge-on part and positioning pin in order to prevent, therefore, as this
A kind of optimization of embodiment, is additionally provided with aiding support unit 500 in clamp body 300, and processing part 200 is set to auxiliary branch
On bearing unit 500, in conjunction with shown in Fig. 1, part 200 is edge-on is set in clamp body 300 for processing, fixture dignity B and machining benchmark
A corresponding fittings in face process part 200 and are set to 500 upper end of aiding support unit at this time, can be carried out to processing part 200
It is effectively protected, ensures production security.
Fig. 3 is the overall structure diagram of the grip device of machining center described in the third embodiment of the invention,
In the present embodiment with second of embodiment the difference is that：The device is in addition to including positioning unit 100, processing part 200, folder
Specific 300, clamping unit 400 and aiding support unit 500, further include roll-over unit 600 and pedestal 700, specifically, in quilt
It is edge-on placement to process part 200 (such as rear cover), and is needed when to its bottom surface drilling processing the overturning of entire clamp body 300 90
Degree, can make its processing datum A upward, therefore as a kind of optimization of the present embodiment, be additionally provided with roll-over unit 600,
The both ends with clamp body 300 are arranged in the roll-over unit 600, and shaft is connect between clamp body 300, can turn over clamp body 300
It turn 90 degrees so that processing datum A is upward, while in order to increase the stability of roll-over unit 600 in the present embodiment, also overturning
The bottom of unit 600 is provided with pedestal 700, and overturning 600 is fixed on by fixing device on pedestal 700, and pedestal 700 is fixed on
It on the workbench of machining center, realizes the fixation of whole device on the table, increases stability, so as to improve processing
Precision.
Fig. 4 is the structural representation of positioning unit in the grip device of machining center described in the 4th kind of embodiment of the invention
Figure, in the present embodiment with the third embodiment the difference is that：The positioning unit 100 further includes A types positioning pin 101, B
Type positioning pin 102 and support plate 103, specifically, as shown in the figure, A types positioning pin 101 and Type B positioning pin 102 are according to processing
Position of positioning hole on reference plane A corresponds to installation, and unified benchmark is realized by A types positioning pin 101 and Type B positioning pin 102
Position with One Plane and Two Holes positions, and determines processing datum A, and four pieces of support plates 103 are symmetrically and evenly distributed in the four of processing datum A
Week, and every piece of support plate 103 is fixed by two fixing pieces, fixing piece described herein is used for according to part dimension, size design
Build-up member, such as：Screw is divided into many kinds because of head dummy and flute profile difference.Head dummy has socket cap, coiled hair, countersunk head and half
Countersunk head is several, head flute profile generally three kinds of fluting (flat recess), cross recess and interior hex slot.Centering when cruciform slot screw applies stubborn
Property it is good, head strength is bigger than flat recess, be not easy twist it is bald, be generally chiefly used in mass production.Soket head cap screw, interior hexagonal flower
Shape screw can apply larger screw-down torque, and bonding strength is big, and head can be embedded in body, for requiring compact-sized, shape
Smooth junction.In the present embodiment as a preferred embodiment, fixing piece is hexagon socket cap head screw, ailhead is embedded to parts
In, bonding strength is larger, but the allen wrench of palpus dimension assembles and disassembles screw.
Fig. 5 is the overall structure diagram of the grip device of machining center described in the 5th kind of embodiment of the invention,
In the present embodiment with the 4th kind of embodiment the difference is that：Clamp body 300 further includes pilot hole 301, boss 302 and drill bushing
303, specifically, with reference to Fig. 5, in order to allow machining accuracy to improve, pilot hole 301 and boss are additionally provided on fixture dignity B
302, pilot hole 301 is corresponding with the processed hole on processing datum A, is designed according to the size of drilling, size, as
Module pilot hole on processing datum A, drill bit can bore processing datum A according to the guiding role of pilot hole 301
Hole operation, same boss 302 is corresponding with the groove on processing datum A, is equivalent to the processing template of processing datum A.Ginseng
According to Fig. 6, and corresponding drill bushing 303 is set between pilot hole 301 is assembled with processed hole on processing datum A, further includes solid
Determine drill bushing 303a, renewable bushing 303b and bushing 303c, specifically, the optimization as the present embodiment, several fix drill bushing
303a or more is symmetrically set on the part of the processing datum A grooves, several renewable bushings 303b and bushing
303c is symmetrically set to the surrounding of processing datum A non-recessed portion, when build-up member, constrains drill bushing first and is processed
Centerline hole is aligned, then constrains drill bushing end face at a distance from processing hole end surface, then reassembles other component, bushing 303c and can
Drill bushing 303b cooperation assembly is changed, last each component carries out the dress between component according to position and size dimension, by drill bushing screw
Match.
Fig. 7 is the structural representation of clamping unit in the grip device of machining center described in the 6th kind of embodiment of the invention
Figure, in the present embodiment with the 5th kind of embodiment the difference is that：Clamping unit 400 further includes hinge forked standard 401, movable joint spiral shell
Bolt 402, hinge pressing plate 403 and rocker bar bearing 404, specifically, the clamping unit 400 is using hinge pressing plate mechanism, hinge forked standard
401 are fixedly installed on the fixture dignity B, hinged by hinge axis with the movable joint end of eyelet bolt 402, and the two of hinge axis
End is provided with washer, reduces the abrasion of junction；The other end of eyelet bolt 402 is connect with 403 one end of hinge pressing plate, passes through band
Shoulder hex nut fixes the two；403 other end of hinge pressing plate is hinged by the bottom surface of rocker bar bearing 404 and clamp body 300, hinge
Chain bearing 404 is bolted on the bottom surface of clamp body 300, and rocker bar bearing 404 and the junction of hinge pressing plate 403 are arranged
There is straight pin, being hinged for rocker bar bearing 404 and hinge pressing plate 403 is realized by the straight pin, to realize to processing part 200
More accurately it is clamped.
Fig. 8 is the structure of aiding support unit in the grip device of machining center described in the 7th kind of embodiment of the invention
Schematic diagram, in the present embodiment with the 6th kind of embodiment the difference is that：Aiding support unit 500 further include support plate 501,
Screw 502, splicing sleeve 503, adjusting sleeve 504 and spring 505, specifically, in order to protect the processing being fixed in clamp body 100
Part 200 is additionally provided with through-hole in support plate 501, and screw 502 is inserted into according to head end in the through-hole upward, those skilled in the art
It is not difficult to visualize, screw 502 is as a preferred embodiment, can be for example：It is divided into many kinds because of head dummy and flute profile difference.Head dummy has
Socket cap, coiled hair, countersunk head and countersunk raised head are several, head flute profile generally three kinds of fluting (flat recess), cross recess and interior hex slot.
To neutral good when cruciform slot screw applies stubborn, head strength is bigger than flat recess, is not easy to twist bald, is generally chiefly used in producing in enormous quantities
In.Soket head cap screw, interior hexagonal flower-shape screw can apply larger screw-down torque, and bonding strength is big, and head can be embedded in body,
For requiring junction compact-sized, that shape is smooth.In the present embodiment as a preferred embodiment, fixing piece is interior hexagonal cylindrical head
Screw, ailhead are embedded in parts, and bonding strength is larger, but the allen wrench of palpus dimension assembles and disassembles screw；And screw rod
It is arranged with splicing sleeve 503, adjusting sleeve 504 and spring 505 from the top down successively, screw 502 with the cooperation of nut 506 by that will prop up
Bearing sleeve 503, adjusting sleeve 504 and spring 505 are fixed on clamp body 300.
Fig. 9 is the structural representation of roll-over unit in the grip device of machining center described in the 8th kind of embodiment of the invention
Figure, in the present embodiment with the 7th kind of embodiment the difference is that：Roll-over unit 600 further includes holder 601, shaft 602, returns
Turntable 603, third positioning pin 604 and guide sleeve 605, specifically, referring to Fig.1 0~11, as a kind of optimization of the present embodiment,
Processing part 200 needs to be processed in the state of overturning certain angle, thus the both ends of clamp body 300 " L " type also
Two pieces of risers 304 are provided with for installing roll-over unit 600, mounting hole are provided on the riser 304, both ends holder 601 passes through
Shaft 602 is connect with riser 304, and shaft 602 is mounted in the mounting hole of riser 304, so as to realize flip angle, simultaneously
Rotary disk 603 is set in shaft 602, can have certain turning power, guide sleeve 605 to be arranged in the rotation process of shaft 602
In on rotary disk 603, the rotation of guide sleeve 605 can be driven when the revolution of rotary disk 603, so as to realize guide sleeve 605
Gyroscopic effects；The cooperation position-limiting action of third positioning pin 604 and guide sleeve 605 forms detent mechanism, i.e. third positioning pin 604
It is inserted into guide sleeve 605, limits the revolution of rotary disk 603, to realize the positioning of processing fitting turnover.Turnover fixture body
300 to 90 degree at horizontality include：It holds handle to draw to the right, third positioning pin 604 is detached from guide sleeve 605 at this time, and rotation is entire
Clamp body 300 to 90 is spent into horizontality, and handle is unclamped again, opposite after so that third positioning pin 604 is reinserted overturning an angle of 90 degrees
In another guide sleeve 605 answered, clamp body 300 stablize it is motionless, be processed clamp body 300 is fixed, restore initial shape
State includes：It holds handle to draw to the right, third positioning pin 604 is detached from guide sleeve 605 at this time, rotates backward entire clamp body 300 to 90
Plumbness is spent into, handle is unclamped again, so that third positioning pin 604 is reinserted in initial guide sleeve 605, at this time clamp body 300
Restore and stablizes motionless.
Figure 12 is the structural schematic diagram of pedestal in the grip device of machining center described in the 9th kind of embodiment of the invention,
In the present embodiment with the 8th kind of embodiment the difference is that：The pedestal 700 further include bottom plate 701, positioning key 702 and
Connector 703, specifically, referring to Fig.1 3, in order to increase stability of the grip device in clamping process, bottom plate 701 is tablet
Formula structure, both ends holder 601 are set on bottom plate 701, and bottom plate 701 is accurately positioned with the cooperation of connector 703 for positioning key 702
It is fixed on workbench, same connector 703 can also be used for the assembly between bottom plate 701, holder 601 and workbench, pass through
Mating connection bottom plate 701, holder 601 between connecting hole.Such as：Bolt, screw are divided into perhaps because of head dummy and flute profile difference
Multi items.Head dummy has socket cap, coiled hair, countersunk head and countersunk raised head several, head flute profile generally slot (flat recess), cross recess and
Three kinds of interior hex slot.To neutral good when cruciform slot screw applies stubborn, head strength is bigger than flat recess, be not easy to twist it is bald, it is general multi-purpose
In mass production.Soket head cap screw, interior hexagonal flower-shape screw can apply larger screw-down torque, and bonding strength is big, head
It can be embedded in body, for requiring junction compact-sized, that shape is smooth.In the present embodiment as a preferred embodiment, fixing piece
For hexagon socket cap head screw, ailhead is embedded in parts, and bonding strength is larger, but the allen wrench dress of palpus dimension
Tear screw open.And positioning key 702 is set to the bottom of bottom plate 701, and the both ends of 701 bottom of bottom plate are symmetrical arranged that there are two positioning keys
702, and two positioning keys 702 can slide on bottom plate 701, so as to adjust the distance between two positioning keys 702, i.e.,
The gap of positioning key 702 and table positions slot reference plane on pedestal 700 can be adjusted so that positioning key 702 is fixed with workbench
The gap of position slot reference plane is adapted, and is then fixed positioning key 702 with connector 703, to realize that entire grip device is solid
Determine on the table.
Operation principle：(1) grip device is installed on lathe：Grip device is placed on machining center work top,
The gap for adjusting positioning key 702 and table positions slot reference plane on pedestal 700, is then fixed grip device with fastening bolt
On the table.
(2) clamping workpiece：It is put on two auxiliary support plates 501 when processing by rear cover part is edge-on, by two positioning of rear cover
Hole is directed at A types positioning pin 101, Type B positioning pin 102, and rear cover part is pushed inward and is steadily contacted with support plate 501, is then moved
Hinge pressing plate 403 drives arc compression block to press to rear hd top face, and being rotated further by eyelet bolt 402 makes one end be put into hinge pressing plate 403
Slot in, then screw on band shoulder hex nut make its clamp rear cover part.
(3) degree of turnover fixture body 300 to 90 is at horizontality：It holds handle to draw to the right, the disengaging of third positioning pin 604 is made to lead
Then set 605 rotates the entire degree of clamp body 300 to 90 into horizontality, unclamps again handle, so that positioning pin 604 is reinserted and lead
In set 605, clamp body 300 is stablized motionless, is processed.
(4) workpiece is dismantled：After process finishing, dismounting workpiece, 300 reverse flip of clamp body are carried out according to the reverse-order of installation
Then band shoulder hex nut, swivel joint bolt 402 and hinge pressing plate 403 are unscrewed in 90 edge-on placements, rear cover part is auxiliary along two
Support plate 501 is helped to pull out.
It should be noted that the above examples are only used to illustrate the technical scheme of the present invention and are not limiting, although with reference to preferable
Embodiment describes the invention in detail, it will be understood by those of ordinary skill in the art that, it can be to the technology of the present invention
Scheme is modified or replaced equivalently, and without departing from the spirit of the technical scheme of the invention and range, should all be covered in this hair
In bright right.
Claims (8)
1. a kind of grip device of machining center, it is characterised in that：Including,
Positioning unit (100) positions the processing datum (A) and two positioning pins of part to be processed (200) using Position with One Plane and Two Holes
Hole；
Clamp body (300), is provided with that fixture is honorable (B), and the processing part (200) is fixed on institute on the clamp body (300)
It states in clamp body (300), and the processing datum (A) is corresponding with the fixture honorable (B)；
Clamping unit (400) is connect with the clamp body (300), and is coordinated to being fixed in the clamp body (300) with it
Processing part (200) is squeezed to the honorable direction (B) of the fixture, realizes the clamping to the processing part (200)；With
And
Aiding support unit (500), the processing part (200) are first positioned over aiding support unit before accurate positionin
(500) on, the aiding support unit (500) is set on the clamp body (300)；The aiding support unit (500) is also
Including support plate (501) and screw (502), through-hole is additionally provided on the support plate (501), the screw (502) is according to head
End is inserted into upward in the through-hole, and screw rod is equipped with splicing sleeve (503), adjusting sleeve (504) and spring from the top down successively
(505), the screw (502) with nut (506) by coordinating the splicing sleeve (503), adjusting sleeve (504) and spring
(505) it is fixed on the clamp body (300).
2. the grip device of machining center as described in claim 1, it is characterised in that：Further include roll-over unit (600) and bottom
Seat (700), the roll-over unit (600) connect with the both ends of the clamp body (300), and is set on the pedestal (700),
The clamp body (300) can be overturn to certain angle, the pedestal (700) is fixed on the table, realizes whole device
Fixation on the table.
3. the grip device of machining center as claimed in claim 2, it is characterised in that：The positioning unit (100) further includes A
Type positioning pin (101), Type B positioning pin (102) and support plate (103), the A types positioning pin (101) and the Type B positioning pin
(102) installation is corresponded to according to the position of positioning hole on the processing datum (A), four pieces of support plates (103) are symmetrical
In the surrounding of the processing datum (A), and every piece of support plate (103) is fixed by two fixing pieces.
4. the grip device of machining center as claimed in claim 2, it is characterised in that：The clamp body (300) is " L " type,
And pilot hole (301) and boss (302), the pilot hole (301) and the machining benchmark are provided on the fixture honorable (B)
Processed hole on face (A) is corresponding, and the boss (302) is corresponding with the groove on the processing datum (A), and in institute
It states pilot hole (301) and corresponding drill bushing (303) is set between processed hole assembly on processing datum (A).
5. the grip device of machining center as described in claim 3 or 4, it is characterised in that：The clamping unit (400) uses
Hinge pressing plate mechanism, further includes hinge forked standard (401), eyelet bolt (402), hinge pressing plate (403) and rocker bar bearing (404),
The hinge forked standard (401) is fixedly installed on fixture dignity (B), is connect with the movable joint end of the eyelet bolt (402), institute
The other end for stating eyelet bolt (402) is connect with the hinge pressing plate (403) one end, and hinge pressing plate (403) other end is logical
It crosses the rocker bar bearing (404) and the bottom surface of the clamp body (300) is hinged.
6. the grip device of machining center as claimed in claim 5, it is characterised in that：The two of clamp body (300) " L " type
End is additionally provided with two pieces of risers (304), and the roll-over unit (600) is set on the riser (304) by mounting hole, is also wrapped
Holder (601), shaft (602), rotary disk (603), third positioning pin (604) and guide sleeve (605) are included,
Holder described in both ends (601) is connect by the shaft (602) with the riser (304), rotary disk (603) setting
In in the shaft (602), has the function of turning power to the rotation of the shaft (602), and pass through the third positioning pin
(604) and the cooperation position-limiting action of the guide sleeve (605), formation detent mechanism are fixed by the clamp body (300).
7. the grip device of machining center as claimed in claim 6, it is characterised in that：The pedestal (700) further includes bottom plate
(701), positioning key (702) and connector (703),
The bottom plate (701) is plate armature, and holder (601) described in both ends is set on the bottom plate (701), and described fixed
Position key (702) coordinates with the connector (703) is fixed on the bottom plate (701) accurate positionin on workbench, the positioning
Key (702) is corresponding with table positions slot reference plane.
8. the grip device of machining center as claimed in claim 4, it is characterised in that：The drill bushing (303) further includes fixing
Drill bushing (303a), renewable bushing (303b) and bushing (303c),
The fixed drill bushing (303a) is set on the part of the processing datum (A) groove, the renewable bushing (303b)
And the bushing (303c) is set to the processing datum (A) non-recessed portion.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710123194.8A CN106862960B (en) | 2017-03-03 | 2017-03-03 | A kind of grip device of machining center |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710123194.8A CN106862960B (en) | 2017-03-03 | 2017-03-03 | A kind of grip device of machining center |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN106862960A CN106862960A (en) | 2017-06-20 |
| CN106862960B true CN106862960B (en) | 2018-09-07 |
Family
ID=59169891
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710123194.8A Expired - Fee Related CN106862960B (en) | 2017-03-03 | 2017-03-03 | A kind of grip device of machining center |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN106862960B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113369955A (en) * | 2021-07-07 | 2021-09-10 | 抚州长丰机械有限责任公司 | Fixture for drilling small hole in cylinder body |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202317159U (en) * | 2011-11-16 | 2012-07-11 | 日照市七星汽车部件有限公司 | Turning device for machining mounting hole of automobile steering knuckle brake |
| CN103252667A (en) * | 2013-05-20 | 2013-08-21 | 长沙仙达实业有限公司 | Drilling fixture for specially-shaped cross beam |
| CN203171016U (en) * | 2013-04-07 | 2013-09-04 | 安徽工程大学 | Drilling clamp of shell part |
| CN203578856U (en) * | 2013-11-08 | 2014-05-07 | 合肥今典机械科技有限公司 | Casting shell drilling jig tool |
| CN205032978U (en) * | 2015-10-21 | 2016-02-17 | 成都弘佛科技有限公司 | Stator vane tenon milling fixture |
-
2017
- 2017-03-03 CN CN201710123194.8A patent/CN106862960B/en not_active Expired - Fee Related
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202317159U (en) * | 2011-11-16 | 2012-07-11 | 日照市七星汽车部件有限公司 | Turning device for machining mounting hole of automobile steering knuckle brake |
| CN203171016U (en) * | 2013-04-07 | 2013-09-04 | 安徽工程大学 | Drilling clamp of shell part |
| CN103252667A (en) * | 2013-05-20 | 2013-08-21 | 长沙仙达实业有限公司 | Drilling fixture for specially-shaped cross beam |
| CN203578856U (en) * | 2013-11-08 | 2014-05-07 | 合肥今典机械科技有限公司 | Casting shell drilling jig tool |
| CN205032978U (en) * | 2015-10-21 | 2016-02-17 | 成都弘佛科技有限公司 | Stator vane tenon milling fixture |
Also Published As
| Publication number | Publication date |
|---|---|
| CN106862960A (en) | 2017-06-20 |
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Granted publication date: 20180907 Termination date: 20190303 |