CN208977341U - A kind of positioning and clamping device and machining center - Google Patents
A kind of positioning and clamping device and machining center Download PDFInfo
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- CN208977341U CN208977341U CN201821786500.2U CN201821786500U CN208977341U CN 208977341 U CN208977341 U CN 208977341U CN 201821786500 U CN201821786500 U CN 201821786500U CN 208977341 U CN208977341 U CN 208977341U
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Abstract
The utility model relates to technical fields of mechanical processing, it is desirable to provide a kind of positioning and clamping device and machining center.Positioning and clamping device provided by the utility model includes fixture.Fixture has the clamping space for accommodating workpiece；At least one positioning mechanism is provided in clamping space, each positioning mechanism can position a workpiece；And clamp system, clamp system is for workpiece to be fixed in clamping centre.It can be realized while the multiple workpiece of clamping, the purpose of the processing to multiple workpiece completed, to improve production efficiency.
Description
Technical field
The utility model relates to technical fields of mechanical processing, in particular in a kind of positioning and clamping device and processing
The heart.
Background technique
When being processed to workpiece, generally requires and clamping is carried out to workpiece using fixture, such as carried out to bearing block
When processing.
However the existing universal fixturing that clamping is carried out to bearing block, not only clamping process is time-consuming and laborious, but also every time only
Clamping can be carried out to a workpiece, production efficiency seriously affected, to increase production cost.
Utility model content
The purpose of this utility model include a kind of positioning and clamping device is provided, can simultaneously the multiple workpiece of clamping, complete
Processing to multiple workpiece, to improve production efficiency.
The purpose of this utility model further includes providing a kind of machining center comprising above-mentioned positioning and clamping device.
The embodiments of the present invention are achieved in that
A kind of positioning and clamping device comprising fixture；There is fixture at least one to be used to accommodate the clamping space of workpiece；Dress
At least one positioning mechanism is provided in clip space, for positioning workpiece；And clamp system, clamp system is for consolidating workpiece
It is scheduled in clamping space.
In one embodiment of the utility model:
Above-mentioned positioning mechanism includes positioning seat, and the multiple locating pieces being movably connected on positioning seat, multiple locating pieces
It can be moved respectively along the first preset direction；Positioning seat is fixed in clamping space；It is connected with regulating part on positioning seat, adjusts
Part is for driving locating piece to move pre-determined distance along the first preset direction, so that one end of locating piece and the positioning surface of workpiece support
It connects.
In one embodiment of the utility model:
Above-mentioned locating piece includes positioning pin；The first positioning pin and the second positioning pin are provided on positioning seat；First positioning pin
The two sides of regulating part are set to the second positioning pin；
Preferably, the first positioning pin and the second positioning pin are symmetrically disposed on the two sides of regulating part, and the first positioning pin and
The axis of two positioning pins is respectively positioned in the second plane.
In one embodiment of the utility model:
Third positioning pin is additionally provided on above-mentioned positioning seat, the axis of third positioning pin is located in the second plane；
First positioning pin, the second positioning pin and third positioning pin one end are provided with abutting part, and abutting part is used for and workpiece
Positioning surface abut；
Preferably, the first positioning pin and the second positioning pin are symmetrically disposed on the two sides of third positioning pin；Positioning surface is inner ring
Face, three abutting portion are on same circumference.
In one embodiment of the utility model:
Above-mentioned regulating part is to adjust bolt, and the axis for adjusting bolt is centre of location line, and centre of location line place is vertical flat
Face is the first plane, and the first plane is perpendicular to the second plane；The axis and positioning of the axis of first positioning pin and the second positioning pin
Center line intersection；
Positioning pin has the first abutting portion, adjusts bolt and is provided with for contradicting with the first abutting portion activity cooperates second
Portion；First abutting portion is abutted against with the second abutting portion, is adjusted bolt and is moved along the second preset direction for driving positioning pin along the
One preset direction synchronizing moving pre-determined distance；
Preferably, the angle of the axis and the first plane of the axis of the first positioning pin and the second positioning pin is 90 °；
Preferably, the first abutting portion is circular conical surface, cone angle α；Second abutting portion is circular conical surface, cone angle β；
Alpha+beta=180 °, and β is 60 °~90 °.
In one embodiment of the utility model:
Above-mentioned locating piece further includes elastic component；The both ends of elastic component are connected with locating piece and positioning seat respectively, elastic component
For applying elastic force to locating piece, so that locating piece end generates the trend of the positioning surface far from workpiece.
In one embodiment of the utility model:
Above-mentioned clamp system includes supporting element and compressing member, and supporting element is fixedly installed on the side in clamping space, compressing member
It is movably disposed in the other side in clamping space, for being fixed on workpiece between supporting element and compressing member.
In one embodiment of the utility model:
Above-mentioned positioning and clamping device further includes regulating mechanism；Regulating mechanism includes positioning plate, positioning plate and positioning mechanism card
Connect cooperation；And/or regulating mechanism includes at least two leveling parts, levels the height-adjustable of part；The one of at least two leveling parts
End is abutted with workpiece, is adjusted for the position to workpiece.
In one embodiment of the utility model:
Above-mentioned positioning and clamping device further includes the swing mechanism connecting with fixture, and swing mechanism is for driving fixture at least to exist
Switch between first predeterminated position and the second predeterminated position.
A kind of machining center, including any one of the above positioning and clamping device, the machining center further include workbench, positioning
Clamping device connects on the table.
The beneficial effect of the utility model embodiment includes:
The positioning and clamping device that the embodiments of the present invention provide, including fixture.Fixture has for accommodating workpiece
Clamping space.At least one positioning mechanism is provided in clamping centre, each positioning mechanism can position a workpiece.
It is additionally provided with clamp system simultaneously, workpiece is fixed in clamping centre by the clamping action of clamp system.Pass through localization machine
The collective effect of structure and clamp system carries out positioning clamping to workpiece.The quantity of positioning mechanism can be set according to demand when use,
So as to realize while the multiple workpiece of clamping, the purpose of the processing to multiple workpiece is completed, and then improve production efficiency.
Machining center provided by the utility model, including above-mentioned positioning and clamping device, therefore also having being capable of same fashionable dress
Multiple workpiece are pressed from both sides, the processing to multiple workpiece, the beneficial effect of high production efficiency are completed.
Detailed description of the invention
It, below will be to use required in embodiment in order to illustrate more clearly of the technical solution of the utility model embodiment
Attached drawing be briefly described, it should be understood that the following drawings illustrates only some embodiments of the utility model, therefore should not be by
Regard the restriction to range as, for those of ordinary skill in the art, without creative efforts, may be used also
To obtain other relevant attached drawings according to these attached drawings.
Fig. 1 is the overall structure diagram for the positioning and clamping device that the utility model embodiment 1 provides；
Fig. 2 is the structural schematic diagram for the positioning and clamping device fixture that the utility model embodiment 1 provides；
Fig. 3 is that the utility model embodiment 1 provides the structural schematic diagram of positioning mechanism in positioning and clamping device；
Fig. 4 is that the utility model embodiment 1 provides the schematic diagram of internal structure of positioning mechanism in positioning and clamping device；
The structural schematic diagram of locating piece in the positioning and clamping device that Fig. 5 provides for the utility model embodiment 1；
The structural schematic diagram of bolt is adjusted in the positioning and clamping device that Fig. 6 provides for the utility model embodiment 1；
The structural schematic diagram of regulating mechanism in the positioning and clamping device that Fig. 7 provides for the utility model embodiment 1；
The fit structure of fixture and regulating mechanism shows in the positioning and clamping device that Fig. 8 provides for the utility model embodiment 1
It is intended to；
The structural schematic diagram of swing mechanism in the positioning and clamping device that Fig. 9 provides for the utility model embodiment 1；
The fixture for the positioning and clamping device that Figure 10 provides for the utility model embodiment 1 is in knot when the second predeterminated position
Structure schematic diagram；
Figure 11 is the structural schematic diagram for the machining center that the utility model embodiment 2 provides.
Icon: 010- positioning and clamping device；100- fixture；The first connecting plate of 111-；The second connecting plate of 112-；113- is vertical
Plate；114- clamping space；120- positioning mechanism；121- positioning seat；1211- pedestal；1212- connection boss；122- positioning pin；
1221- shank；1222- gasket；1223- limited step；123- elastic component；124- adjusts bolt；The first abutting portion 125-；126-
Second abutting portion；127- centre of location line；128- abutting part；130- clamp system；131- support protrusion；132- hold-down bolt；
200- regulating mechanism；210- bottom plate；220- positioning plate；230- leveling bolt；300- swing mechanism；The first support base of 310-；
311- shaft；The second support base of 320-；321- chuck mechanism；322- claw；400- bearing block；410- inner ring surface；020- processing
Center；021- workbench；022- sliding slot.
Specific embodiment
It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer
Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched
The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and
The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.
Therefore, requirement is not intended to limit to the detailed description of the embodiments of the present invention provided in the accompanying drawings below
The scope of the utility model of protection, but it is merely representative of the selected embodiment of the utility model.Based in the utility model
Embodiment, every other embodiment obtained by those of ordinary skill in the art without making creative efforts, all
Belong to the range of the utility model protection.
It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.
In the description of the utility model embodiment, it should be noted that term " first ", " second " etc. are only used for distinguishing
Description, is not understood to indicate or imply relative importance.
Embodiment 1
Fig. 1 is the overall structure diagram of positioning and clamping device 010 provided in this embodiment.Please refer to Fig. 1, the present embodiment
Provide a kind of positioning and clamping device 010 comprising fixture 100.Fixture 100 has the clamping space 114 for accommodating workpiece.
At least one positioning mechanism 120 is provided in clamping centre, each positioning mechanism 120 can position a workpiece.Together
When be additionally provided with clamp system 130, workpiece is fixed in clamping space 114 by the clamping action of clamp system 130.Pass through
The collective effect of positioning mechanism 120 and clamp system 130 carries out positioning clamping to workpiece.In the present embodiment, workpiece is bearing
Seat 400.
Positioning and clamping device 010 provided in this embodiment is further described below:
Fig. 2 is the structural schematic diagram of fixture 100 in positioning and clamping device 010 provided in this embodiment.Referring to figure 2., exist
In the present embodiment, fixture 100 includes the first connecting plate 111 and the second connecting plate 112 of relative spacing setting, in the first connecting plate
111 and second setting between connecting plate 112 there are three vertical plate 113, the both ends of vertical plate 113 respectively with the first connecting plate 111 and the
Two connecting plates 112 are fixedly connected, and the clamping space 114 for accommodating workpiece is formed between two neighboring vertical plate 113.Each clamping
There are two positioning mechanisms 120, each positioning mechanism 120 to position to a bearing block 400 for setting in space 114.Such as
This, fixture 100 provided in this embodiment can be processed 4 bearing blocks 400 of clamping simultaneously.Further, on the outermost side
Lifting lug is additionally provided on two vertical plates 113.After the completion of 400 clamping of bearing block, fixture 100 is lifted by processing machine by lifting lug
On bed.
It should be noted that herein and the quantity for plate 113 of not being antagonistic and the positioning mechanism 120 in each clamping space 114
Quantity is limited, it is possible to understand that, in other embodiments, vertical plate 113 specifically can also be set according to the demand of user
The quantity of quantity and positioning mechanism 120, such as be set as two vertical plates 113 and three positioning mechanisms 120 etc., meet clamping simultaneously
Multiple bearing blocks 400, the requirement that multiple bearing blocks 400 can be processed simultaneously.
Fig. 3 is the structural schematic diagram of positioning mechanism 120 in positioning and clamping device 010 provided in this embodiment, and Fig. 4 is this reality
The schematic diagram of internal structure of positioning mechanism 120 in the positioning and clamping device 010 of example offer is provided.Incorporated by reference to referring to Fig. 3 and Fig. 4, determine
Position mechanism 120 includes positioning seat 121 and the locating piece being connected on positioning seat 121.Positioning seat 121 includes pedestal 1211 and connects
The connection boss 1212 at 1211 both ends of pedestal is connect, locating piece is connected on pedestal 1211.On two connection boss 1212
Offer connecting hole, connection bolt passes through the connecting hole and is spirally connected with vertical plate 113 so that two connection boss 1212 respectively with phase
Adjacent two vertical plates 113 are fixedly connected, and pedestal 1211 is accommodated in the clamping space 114 between two neighboring vertical plate 113.Bearing
Seat 400 is mounted on pedestal 1211, and the locating piece on pedestal 1211 is connected to bearing block 400 far from one end of pedestal 1211
On positioning surface, to realize the positioning to bearing block 400.In the present embodiment, positioning surface is the inner ring surface 410 of bearing block 400,
It is understood that, in other embodiments, positioning surface may be other forms.
Further, locating piece includes at least two positioning pins 122.In the present embodiment, positioning pin 122 includes first fixed
Position pin and the second positioning pin.Two of the perpendicular where centre of location line 127 are arranged in first positioning pin and the second positioning pin
Side, the perpendicular where centre of location line 127 are the first plane a1.Preferably, the first positioning pin and the second positioning pin are symmetrical
The two sides of 127 place perpendicular of centre of location line are set, and the axis of the axis of the first positioning pin and the second positioning pin is equal
In the second plane a2.Second plane a2 is the perpendicular vertical with the first plane a1.
Positioning mechanism 120 further includes the regulating part being movably connected with pedestal 1211, and centre of location line 127 is regulating part
Axis.Regulating part and positioning pin 122 cooperate, so as to drive positioning pin 122 to exist along the first preset direction by regulating part
Synchronous slide within the scope of pre-determined distance, in the present embodiment, the first preset direction are the axis direction of positioning pin 122.Specifically,
Offer the multiple location holes intersected with centre of location line 127 on pedestal 1211, the axis of multiple location holes is and the centre of location
Line 127 is vertically arranged.First positioning pin, the second positioning pin and regulating part are separately positioned in 3 location holes, and being capable of edge respectively
Own axes are mobile.Preferably, regulating part is to adjust bolt 124.It is offered on vertical plate 113 and adjusts what bolt 124 matched
Threaded hole is adjusted, bolt 124 is adjusted and adjusts screw hole, and passes through vertical plate 113 and is arranged in location hole, is adjusted by rotation
Bolt 124 is saved, bolt 124 is adjusted and is moved along the second preset direction, adjusting bolt 124 can be driven back and forth to transport along own axes
It is dynamic.In the present embodiment, the second preset direction is the axis direction for adjusting bolt 124.It should be understood that due to adjusting bolt
124 are arranged in the location hole on pedestal 1211, in other embodiments, can also will adjust threaded hole and be provided with pedestal 1211
On.
It should be noted that do not limit regulating part herein, it is possible to understand that, it in other embodiments, can also be with
According to the demand of user, the position that positioning pin is adjusted using the regulating part of other modes, for example, by using fluid pressure drive device conduct
Regulating part drives positioning pin 122 to move pre-determined distance along own axes by fluid pressure drive device.
Further, the angle degree between the axis of the first positioning pin and the axis and the first plane a1 of the second positioning pin
It is 60 ° -100 °.Preferably, the angle between the axis of the first positioning pin and the axis and the first plane a1 of the second positioning pin
Degree is 80 ° -95 °, in the present embodiment, the axis and the first plane a1 of the axis of the first positioning pin and the second positioning pin it
Between angle degree be 90 °, ensure that the first positioning pin far from adjust bolt 124 one end connect with the second positioning pin far from item
The distance between one end of bolt long enough, avoids position error from amplifying.
Further, positioning pin 122 further includes third positioning pin, and the axis of third positioning pin is located in the second plane a2,
The axis of three positioning pins 122 intersects on centre of location line 127, and the setting of third positioning pin is fixed in the first positioning pin and second
Between the pin of position.Further, the axis of third positioning pin is located in the first plane a1 simultaneously, the axis of third positioning pin and first
Angle between the axis of positioning pin and the axis of the second positioning pin is 90 °, and the first positioning pin and the second positioning pin are symmetrically set
It sets in the two sides of third positioning pin.It should be noted that in the present embodiment, the quantity of positioning pin 122 is three, fixed by 3 points
The heart can easily position bearing block 400, it is possible to understand that, it in other embodiments, can also be according to the need of user
The quantity of specific setting positioning pin 122 is sought, such as sets 2 or 4 etc. for the quantity of positioning pin 122.
Further, the first positioning pin, the second positioning pin and third positioning pin are set far from the end for adjusting 124 one end of bolt
It is equipped with abutting part 128, abutting part 128 with the inner ring surface 410 of bearing block 400 for abutting, and three abutting parts 128 are positioned at same
On circumference, to enable inner ring surface 410 of three abutting parts 128 under the driving for adjusting bolt 124 while with bearing block 400
It abuts.Further, abutting part 128 is spherical surface.
Further, the first positioning pin, the second positioning pin and third positioning pin are arranged close to one end of centre of location line 127
There is the first abutting portion 125, adjusting bolt 124 is located at one end in pedestal 1211 and is provided with the second abutting portion 126, the first abutting portion
125 and second at least one of abutting portion 126 be circular conical surface.Second abutting portion 126 is supported with three the first abutting portions 125 simultaneously
It connects, when rotation adjusts bolt 124, and driving adjusting bolt 124 is moved into pedestal 1211, the second abutting portion 126 is supported with first
The abutting of contact portion 125 makes the first positioning pin, the second positioning pin and third positioning pin while moving radially outward direction default
Distance, to make the abutting part 128 of the first positioning pin, the second positioning pin and third positioning pin while support in bearing block 400
On inner ring surface 410, bearing block 400 is positioned.Preferably, pre-determined distance 5-10mm.
Fig. 5 is the structural schematic diagram of positioning pin 122 in positioning and clamping device 010 provided in this embodiment,
Fig. 6 is the structural schematic diagram that bolt 124 is adjusted in positioning and clamping device 010 provided in this embodiment.Incorporated by reference to ginseng
According to Fig. 5 and Fig. 6, further, the first abutting portion 125 is circular conical surface, cone angle α；Second abutting portion 126 is also circular cone
Face, cone angle β.Preferably, relational expression, alpha+beta=180 ° are met between α and β, wherein β=60 °~90 °；In this reality
It applies in example, β=90 °, therefore α=90 °.
Further, the central angle of 400 inner ring surface 410 of bearing block is greater than 180 °, centre of location line 127 and inner ring surface 410
The distance between axis be 0~1/3R, R is the radius of 400 inner ring surface 410 of bearing block.In the present embodiment, centre of location line
The distance between 127 and the axis of inner ring surface 410 are 0, ensure that the first positioning pin far from the one end and second for adjusting bolt 124
The distance between the one end of positioning pin far from connecting bolt long enough, avoids position error from amplifying.
In the present embodiment, positioning mechanism 120 goes back elastic component 123, and elastic component 123 is set in outside positioning pin 122, for pair
Positioning pin 122 applies radially inward elastic force, and positioning pin 122 is made to generate the trend far from inner ring surface 410.Specifically, positioning
Pin 122 includes shank 1221 and gasket 1222, and the first abutting portion 125 and abutting part 128 are separately positioned on 1221 axial direction of shank
Both ends.Gasket 1222 is fixedly connected on positioning seat 121, and shank 1221 is threaded through on gasket 1222, and is arranged on shank 1221
There is limited step 1223, the both ends of elastic component 123 are connected to respectively on gasket 1222 and limited step 1223.When shank 1221 exists
Adjust under the driving of bolt 124 when being moved out along the axis of shank 1221, between limited step 1223 and gasket 1222 away from
From reduction, elastic component 123 is compressed；When rotation adjusts bolt 124, and adjusting bolt 124 moves out, multiple first abutting portions
125 have trend close to each other, and shank 1221 inwardly moves under the action of elastic component 123 along own axes, shank 1221
It is separated with the inner ring surface 410 of bearing block 400.
Further, shank 1221 is split type structure comprising pin and ontology, pin are fixedly connected on by being spirally connected
On ontology.In use, the length of shank 1221 can be adjusted by pin and ontology, to enable positioning mechanism 120 to difference
The bearing block 400 of specification is positioned.
Referring to figure 2., in the present embodiment, clamp system 130 includes the branch being separately positioned on two neighboring vertical plate 113
Support member and compressing member, supporting element are fixedly connected on one of vertical plate 113, and compressing member is movably connected in another vertical plate
On 113, bearing block 400 is fixed in clamping space 114 by the collective effect of supporting element and compressing member.Further, it props up
The quantity of support member is three, and the quantity of compressing member is also three, and three supporting elements are arranged in a one-to-one correspondence with three compressing members.It is preferred that
, three supporting element distributions triangular in shape, three compressing members are also arranged triangular in shape accordingly.
It should be noted that do not limit the quantity of supporting element and compressing member herein, it is possible to understand that, in other realities
It applies in example, can also according to the demand of user, the specific quantity that supporting element and compressing member are set, such as it is set as 2 or 4
Deng can guarantee that the fixation of bearing block 400 meets requirement.
Further, supporting element is support protrusion 131, and compressing member is hold-down bolt 132.Support protrusion 131 is fixedly connected
In 114 inside of clamping space, hold-down bolt 132 is screwed on vertical plate 113, and is oppositely arranged with support protrusion 131.It is understood that
, hold-down bolt 132 can also be screwed on pedestal 1211.By rotating hold-down bolt 132, make hold-down bolt 132 to gradually
It is moved close to the direction of support protrusion 131, to make the distance between support protrusion 131 and hold-down bolt 132 become smaller, until branch
Support protrusion 131 and hold-down bolt 132 are pushed against the two sides of bearing block 400 respectively, so that bearing block 400 is fixed on positioning seat
On 121.Further, support protrusion 131 is equipped with spherical surface, and spherical surface is the end of one end that support protrusion 131 is abutted with bearing block 400
Face is set as spherical surface by the end face for abutting support protrusion 131 with bearing block 400, guarantees support protrusion 131 and bearing block
400 point contacts, the position error caused by reducing because of 400 side of bearing block injustice.
Fig. 7 is the structural schematic diagram of regulating mechanism 200 in positioning and clamping device 010 provided in this embodiment, and Fig. 8 is this reality
The fit structure schematic diagram of fixture 100 and regulating mechanism 200 in the positioning and clamping device 010 of example offer is provided.Incorporated by reference to referring to Fig. 7
And Fig. 8, in the present embodiment, positioning and clamping device 010 further includes regulating mechanism 200.Regulating mechanism 200 include bottom plate 210 with
And it is fixedly connected on the positioning plate 220 on bottom plate 210,220 upper surface of positioning plate offers the positioning to match with positioning seat 121
Slot.220 two sides of positioning plate are respectively arranged with leveling bolt 230, in use, positioning seat 121 is connected in locating slot, to the machine of adjusting
Structure 200 and the relative position of fixture 100 are defined, and two leveling bolts 230 are connected to two of 400 bottom of bearing block respectively
On end face, the position of bearing block 400 can be adjusted by rotating leveling bolt 230, meet process requirements.
Further, due to positioning and clamping device 010 provided in this embodiment can simultaneously 4 bearing blocks 400 of clamping, because
This, the quantity of positioning plate 220 is set as 2, the setting corresponding with two positioning seats 121 respectively of the position of each positioning plate 220,
And the bottom end face of the locating slot on 2 positioning plates 220 is located in same level.It should be understood that in other embodiments,
The quantity of positioning plate 220 can also be specifically arranged according to demand.
Fig. 9 is the structural schematic diagram of swing mechanism 300 in positioning and clamping device 010 provided in this embodiment, and Figure 10 is this
The fixture 100 for the positioning and clamping device 010 that embodiment provides is in structural schematic diagram when the second predeterminated position.Incorporated by reference to reference
Fig. 9 and Figure 10, in the present embodiment, swing mechanism 300 include the first support base 310 and the second support base of relative spacing setting
320, the both ends of fixture 100 are rotatably coupled with the first support base 310 and the second support base 320 respectively, to make fixture 100
It can at least be rotated between the first predeterminated position (as shown in fig. 1) and the second predeterminated position (as shown in Figure 10), with right
400 different location of bearing block is processed, it is preferred that the angle between the first predeterminated position and the second predeterminated position is 180 °.
Specifically, being fixedly connected with shaft 311 on the first support base 310, it is provided on the first connecting plate 111 and matches with shaft 311
The first connecting hole, shaft 311 is threaded through in the first connecting hole, so that fixture 100 be made rotationally to connect with the first support base 310
It connects.Chuck mechanism 321 is provided on second support base 320, chuck mechanism 321 is including scroll chuck and for driving scroll chuck
Rotationally driving mechanism (not shown go out).Blocked hole, three claws 322 card of scroll chuck are offered on second connecting plate 112
It connects in blocked hole, so that the second connecting plate 112 be made to be fixedly connected on scroll chuck, scroll chuck is driven by driving mechanism
Rotation realizes the Working position of bearing block 400 in the first default position so that fixture 100 be made to rotate under the drive of scroll chuck
Set the switching between the second predeterminated position.
The positioning and clamping device 010 provided in the embodiments of the present invention, in use, fixture 100 is first placed on tune
It saves in mechanism 200, positioning seat 121 is connected in the locating slot of positioning plate 220；Bearing block 400 is placed on positioning seat 121
Afterwards, it is required according to machining allowance, is adjusted by position height of the leveling bolt 230 to bearing block 400；Bearing block 400
After the completion of height adjustment, rotation adjusts bolt 124, moves adjusting bolt 124 into positioning seat 121, and the second abutting portion 126 is same
Shi Yusan the first abutting portions 125 abut, and continue to move with bolt 124 is adjusted, the second abutting portion 126 is to the first abutting portion
125 apply radially outer thrust, and the first positioning pin 122, the second positioning pin 122 and third positioning pin 122 are radially same
Step movement, by three points centering, realizes the positioning to bearing block 400 until abutting simultaneously with the inner ring surface 410 of bearing block 400；
After the completion of positioning, hold-down bolt 132 is rotated, hold-down bolt 132 is moved to the direction for moving closer to support protrusion 131, by bearing
Seat 400 is clamped between hold-down bolt 132 and support protrusion 131, realizes the fixation of bearing block 400；Finally fixture 100 is installed
On swing mechanism 300.
To sum up, the embodiments of the present invention provide positioning and clamping device 010, can simultaneously the multiple bearing blocks of clamping
400, it is processed while completion to multiple bearing block 400, helps to improve the processing efficiency of bearing block 400.And it is provided with back
Rotation mechanism 300 rotate fixture 100 can at least between the first predeterminated position and the second predeterminated position, pass through clamped one time
400 different location of bearing block is processed in realization, further promotes processing efficiency.Positioning mechanism 120 include the first positioning pin,
Second positioning pin and third positioning pin, adjusting bolt 124 by rotation can be realized the first positioning pin, the second positioning pin and third
The synchronizing moving of positioning pin completes the automatic positioning of bearing block 400, operation until being connected to the inner ring surface 410 of bearing block 400
Simply, accurate positioning.Meanwhile regulating mechanism 200 is arranged outside machine, realizes fixture by the clamping of positioning plate 220 and locating slot
100 with the connection of adjustment structure, convenient for disassembly and assembly, work efficiency is high.
Embodiment 2
Figure 11 is the structural schematic diagram of machining center 020 provided in this embodiment.Figure 11 is please referred to, is present embodiments provided
A kind of machining center 020 comprising above-mentioned positioning and clamping device 010, the machining center 020 further include workbench 021, and first
Support base 310 and the second support base 320 are connected on workbench 021.Specifically, sliding slot 022 is provided on workbench 021, the
One support base 310 is connected on workbench 021, and being capable of 022 sliding along the chute.In use, 020 completion pair outside in machining center
After the clamping of bearing block 400, fixture 100 is lifted on workbench 021, and is clamped using claw 322 and blocked hole, thus
Fixture 100 is fixedly connected on scroll chuck, the first support base 310 is slided, is inserted into shaft 311 in first connecting hole, it is real
The rotation connection of existing fixture 100 and the first support base 310 can be driven by scroll chuck and be pressed from both sides under the action of the driving mechanism
100 rotation of tool.
Since machining center 020 provided in this embodiment includes above-mentioned positioning and clamping device 010, also there is positioning
Precisely, clamping efficiency is high, high in machining efficiency, the convenient and fast beneficial effect of operation.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, for this
For the technical staff in field, various modifications and changes may be made to the present invention.It is all in the spirit and principles of the utility model
Within, any modification, equivalent replacement, improvement and so on should be included within the scope of protection of this utility model.
Claims (14)
1. a kind of positioning and clamping device, which is characterized in that including fixture；
There is the fixture at least one to be used to accommodate the clamping space of workpiece；It is fixed that at least one is provided in the clamping space
Position mechanism, for positioning the workpiece；And clamp system, the clamp system are used to the workpiece being fixed on the clamping
In space.
2. positioning and clamping device according to claim 1, it is characterised in that:
The positioning mechanism includes positioning seat, and the multiple locating pieces being movably connected on the positioning seat, multiple described fixed
Position part can be moved along the first preset direction respectively；The positioning seat is fixed in the clamping space；On the positioning seat
It is connected with regulating part, the regulating part is used to that the locating piece to be driven to move pre-determined distance along first preset direction, so that
One end of the locating piece is abutted with the positioning surface of the workpiece.
3. positioning and clamping device according to claim 2, it is characterised in that:
The locating piece includes positioning pin；The first positioning pin and the second positioning pin are provided on the positioning seat；Described first is fixed
Position pin and second positioning pin are set to the two sides of the regulating part.
4. positioning and clamping device according to claim 3, it is characterised in that:
First positioning pin and second positioning pin are symmetrically disposed on the two sides of the regulating part, and first positioning pin
It is respectively positioned in the second plane with the axis of second positioning pin.
5. positioning and clamping device according to claim 4, it is characterised in that:
Third positioning pin is additionally provided on the positioning seat, the axis of the third positioning pin is located in second plane；
First positioning pin, second positioning pin and third positioning pin one end are provided with abutting part, the abutting
Portion with the positioning surface of the workpiece for abutting.
6. positioning and clamping device according to claim 5, it is characterised in that:
First positioning pin and second positioning pin are symmetrically disposed on the two sides of the third positioning pin；The positioning surface is
Inner ring surface, three abutting portion are on same circumference.
7. according to the described in any item positioning and clamping devices of claim 4-6, it is characterised in that:
The regulating part is to adjust bolt, and the axis for adjusting bolt is centre of location line, and the centre of location line place is perpendicular
Straight plane is the first plane, and first plane is perpendicular to second plane；The axis of first positioning pin and described
The axis of two positioning pins intersects with the centre of location line；
The positioning pin has the first abutting portion, and the bolt that adjusts is provided with for cooperating with first abutting portion activity
Second abutting portion；First abutting portion is abutted against with second abutting portion, and the adjusting bolt is moved along the second preset direction
It employs in the driving positioning pin along the first preset direction synchronizing moving pre-determined distance.
8. positioning and clamping device according to claim 7, it is characterised in that:
The axis of the axis of first positioning pin and second positioning pin and the angle of first plane are 90 °.
9. positioning and clamping device according to claim 7, it is characterised in that:
First abutting portion is circular conical surface, cone angle α；Second abutting portion is circular conical surface, cone angle β；α+β
=180 °, and β is 60 °~90 °.
10. positioning and clamping device according to claim 2, it is characterised in that:
The positioning mechanism further includes elastic component；The both ends of the elastic component are connected with the locating piece and the positioning seat respectively
It connects, the elastic component is used to apply elastic force to the locating piece, so that the locating piece end is generated far from the workpiece
The trend of positioning surface.
11. positioning and clamping device according to claim 1, it is characterised in that:
The clamp system includes supporting element and compressing member, and the supporting element is fixedly installed on the side in institute's clamping space, described
Compressing member is movably disposed in the other side in the clamping space, for make the workpiece be fixed on the supporting element with it is described
Between compressing member.
12. positioning and clamping device according to claim 1, it is characterised in that:
The positioning and clamping device further includes regulating mechanism；
The regulating mechanism includes positioning plate, and the positioning plate and the positioning mechanism are engaged by clamping；
And/or the regulating mechanism includes at least two leveling parts, it is described to level the height-adjustable of part；Described at least two
One end of leveling part is abutted with the workpiece, is adjusted for the position to the workpiece.
13. positioning and clamping device according to claim 1, it is characterised in that:
The positioning and clamping device further includes the swing mechanism connecting with the fixture, and the swing mechanism is for driving the folder
Tool at least switches between the first predeterminated position and the second predeterminated position.
14. a kind of machining center, it is characterised in that:
The machining center includes workbench and such as described in any item positioning and clamping devices of claim 1-13, the positioning dress
Clamp device connects on the workbench.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821786500.2U CN208977341U (en) | 2018-10-31 | 2018-10-31 | A kind of positioning and clamping device and machining center |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821786500.2U CN208977341U (en) | 2018-10-31 | 2018-10-31 | A kind of positioning and clamping device and machining center |
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| Publication Number | Publication Date |
|---|---|
| CN208977341U true CN208977341U (en) | 2019-06-14 |
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ID=66789875
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| Application Number | Title | Priority Date | Filing Date |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109048431A (en) * | 2018-10-31 | 2018-12-21 | 山东豪迈机械制造有限公司 | A kind of positioning and clamping device and machining center |
-
2018
- 2018-10-31 CN CN201821786500.2U patent/CN208977341U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109048431A (en) * | 2018-10-31 | 2018-12-21 | 山东豪迈机械制造有限公司 | A kind of positioning and clamping device and machining center |
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