CN110227957A - Hydraulically operated fixture for axial workpiece milling processing - Google Patents
Hydraulically operated fixture for axial workpiece milling processing Download PDFInfo
- Publication number
- CN110227957A CN110227957A CN201910670242.4A CN201910670242A CN110227957A CN 110227957 A CN110227957 A CN 110227957A CN 201910670242 A CN201910670242 A CN 201910670242A CN 110227957 A CN110227957 A CN 110227957A
- Authority
- CN
- China
- Prior art keywords
- fixture
- oil
- nut
- oil pipe
- hydraulic cylinder
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Granted
Links
- 238000003801 milling Methods 0.000 title claims abstract description 35
- 239000007788 liquid Substances 0.000 claims abstract description 28
- 239000003921 oil Substances 0.000 claims description 133
- 239000012530 fluid Substances 0.000 claims description 7
- 239000010720 hydraulic oil Substances 0.000 claims description 7
- 238000010586 diagram Methods 0.000 description 14
- 238000000034 method Methods 0.000 description 10
- 230000000007 visual effect Effects 0.000 description 8
- 238000007789 sealing Methods 0.000 description 4
- 238000005516 engineering process Methods 0.000 description 3
- 238000009434 installation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 3
- 239000002173 cutting fluid Substances 0.000 description 2
- TVEXGJYMHHTVKP-UHFFFAOYSA-N 6-oxabicyclo[3.2.1]oct-3-en-7-one Chemical group C1C2C(=O)OC1C=CC2 TVEXGJYMHHTVKP-UHFFFAOYSA-N 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000005520 cutting process Methods 0.000 description 1
- 238000001727 in vivo Methods 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 238000000926 separation method Methods 0.000 description 1
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
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
- B23Q3/064—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding elongated workpieces, e.g. pipes, bars or profiles
-
- 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
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
Landscapes
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The embodiment of the invention provides a kind of hydraulically operated fixtures for axial workpiece milling processing, comprising: clamp bottom board and the positioning of fixture and platen are keyed；Clamp bottom board is used for jockey side plate；Fixture hydraulic cylinder is connect with clamp bottom board；It is oil cylinder chamber inside fixture hydraulic cylinder, for accommodating fixture liquid presses piston pole；Fixture hydraulic cylinder is used for installs fixture oil cylinder seat plug；Fixture upper plate is spirally connected with fixture side plate；Fixture cartridge clip ontology is spirally connected with fixture upper plate；Fixture resilient sleeve is mounted in fixture cartridge clip ontology；Fixture elastic jacket stop screw is mounted in fixture cartridge clip ontology, and is protruded into the limiting slot of fixture resilient sleeve lower end；Fixture and platen positioning key are mounted on clamp bottom board；Elbow oil connection is separately connected with fixture hydraulic cylinder and oil pipe and nut；Threeway oil connection is separately connected with fixture hydraulic cylinder and oil pipe and nut；Oil pipe and nut, both ends are spirally connected with elbow oil connection and threeway oil connection respectively.The present invention can clamp associated workpiece.
Description
Technical field
The present embodiments relate to metal cutting technology field more particularly to a kind of liquid for axial workpiece milling processing
Press fixture.
Background technique
Currently, it in motorcar electric (EPS) Splined shaft of steering gear drive key Milling Process, is filled using bench vice clamping or chuck
Folder carries out Milling Process.These clamping processing methods, first is that positioning is inaccurate；Second is that inefficiency；Third is that operator's labor intensity
It is high；Fourth is that inadaptable produce in enormous quantities.To improve production efficiency, product quality, reducing operator's labor intensity, numerical control is adapted to
Change, produce in enormous quantities, obtains a kind of motorcar electric that high-accuracy, practical and efficient, digital control system control hydraulic system clamps
(EPS) Splined shaft of steering gear drive key Milling Process clamping apparatus mechanism, meets that compact-sized, reliable performance, chucking power be strong, positioning
Precisely, it changes and produces the performance requirements such as convenience, processing efficiency height, just become industry technical problem urgently to be resolved.
Summary of the invention
In view of the above-mentioned problems existing in the prior art, the embodiment of the invention provides one kind processes for axial workpiece milling
Hydraulically operated fixture and method.
In a first aspect, the embodiment provides a kind of hydraulically operated fixtures for axial workpiece milling processing, comprising:
Clamp bottom board, fixture side plate, fixture hydraulic cylinder, fixture liquid presses piston pole, fixture oil cylinder seat plug, fixture upper plate, fixture cartridge clip sheet
Body, fixture resilient sleeve, fixture elastic jacket stop screw, fixture and platen positioning key, elbow oil connection, threeway oil
Pipe fitting, oil pipe and nut；The clamp bottom board is keyed with the fixture and platen positioning；The clamp bottom board
On be provided with several screw holes, for connecting the fixture side plate；The fixture hydraulic cylinder, connect with the clamp bottom board；It is described
It is oil cylinder chamber inside fixture hydraulic cylinder, is installed for accommodating the fixture liquid presses piston pole, and by the fixture liquid presses piston pole
It is intracavitary in the oil cylinder；It is provided with circumference inner bolt hole on the fixture hydraulic cylinder, for installing the fixture oil cylinder seat plug；The folder
Have upper plate, is spirally connected with the fixture side plate；The fixture cartridge clip ontology is spirally connected with the fixture upper plate；The fixture resilient sleeve,
It is mounted in the fixture cartridge clip ontology；The fixture elastic jacket stop screw is mounted in the fixture cartridge clip ontology, and
It protrudes into the limiting slot of fixture resilient sleeve lower end；The fixture and platen positioning key, are mounted on the fixture bottom
On plate；The elbow oil connection is separately connected with the fixture hydraulic cylinder and oil pipe and nut；The threeway oil connection,
It is separately connected with the fixture hydraulic cylinder and oil pipe and nut；The oil pipe and nut, both ends connect with the elbow oil pipe respectively
Head and threeway oil connection are spirally connected.
Further, a kind of hydraulically operated fixture for axial workpiece milling processing provided based on the above embodiment, it is described
Several screw holes are provided on clamp bottom board, for connecting the fixture side plate, comprising: the two sides of the clamp bottom board relatively
Two rows of screw holes are provided with, for connecting the fixture side plate.
Further, a kind of hydraulically operated fixture for axial workpiece milling processing provided based on the above embodiment, it is described
The upper side and lower side of fixture side plate is respectively provided with row's screw hole.
Further, a kind of hydraulically operated fixture for axial workpiece milling processing provided based on the above embodiment, it is described
Fixture hydraulic cylinder, upper lower oil cavitie respectively have the oily internal screw thread of a disengaging, are used for and the elbow oil connection or threeway oil connection
Connection.
Further, a kind of hydraulically operated fixture for axial workpiece milling processing provided based on the above embodiment, it is described
Fixture oil cylinder seat plug is through-hole multi-step cylindrical body.
Further, a kind of hydraulically operated fixture for axial workpiece milling processing provided based on the above embodiment, it is described
Fixture cartridge clip ontology, outside are multi-step cylindrical body, and inside is the combination of multi-step cylindrical body and inner circle cone.
Further, a kind of hydraulically operated fixture for axial workpiece milling processing provided based on the above embodiment, it is described
Fixture resilient sleeve, outside are the assembly of multi-step cylindrical body and cone of slotting, and inside is multi-step inner cylinder inner hole.
Hydraulically operated fixture provided in an embodiment of the present invention for axial workpiece milling processing, by placing oil pipe and nut
Into the positioning and clamping hole of fixture resilient sleeve, and axially and radially positioning to oil pipe and nut, then hydraulic oil is infused
Enter each oil cylinder to move down dynamic fixture resilient sleeve, after the Outer Taper of fixture resilient sleeve is contacted with the interior centrum of fixture cartridge clip ontology
Tightening, to clamp oil pipe and nut.
Detailed description of the invention
In order to more clearly explain the embodiment of the invention or the technical proposal in the existing technology, to embodiment or will show below
There is attached drawing needed in technical description to do a simple introduction, it should be apparent that, the accompanying drawings in the following description is this hair
Bright some embodiments for those of ordinary skill in the art without creative efforts, can be with root
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is the hydraulically operated fixture structural schematic diagram provided in an embodiment of the present invention for axial workpiece milling processing；
Fig. 2 is clamp bottom board structural schematic diagram provided in an embodiment of the present invention；
Fig. 3 is fixture side plate structural schematic diagram provided in an embodiment of the present invention；
Fig. 4 is fixture hydraulic cylinder structure schematic diagram provided in an embodiment of the present invention；
Fig. 5 is fixture liquid presses piston pole structural schematic diagram provided in an embodiment of the present invention；
Fig. 6 is fixture oil cylinder seat plug structure schematic diagram provided in an embodiment of the present invention；
Fig. 7 is fixture upper plate structural schematic diagram provided in an embodiment of the present invention；
Fig. 8 is fixture cartridge clip body construction schematic diagram provided in an embodiment of the present invention；
Fig. 9 is fixture elastic sleeve structure schematic diagram provided in an embodiment of the present invention；
Figure 10 is fixture elastic jacket stop screw structural schematic diagram provided in an embodiment of the present invention；
Figure 11 is fixture provided in an embodiment of the present invention and platen positioning key structure schematic diagram；
Figure 12 is elbow oil connection structural schematic diagram provided in an embodiment of the present invention；
Figure 13 is threeway oil connection structural schematic diagram provided in an embodiment of the present invention；
Figure 14 is oil pipe provided in an embodiment of the present invention and nut structure diagram.
Specific embodiment
In order to make the object, technical scheme and advantages of the embodiment of the invention clearer, below in conjunction with the embodiment of the present invention
In attached drawing, technical scheme in the embodiment of the invention is clearly and completely described, it is clear that described embodiment is
A part of the embodiment of the present invention, instead of all the embodiments.Based on the embodiments of the present invention, those of ordinary skill in the art
Every other embodiment obtained without making creative work, shall fall within the protection scope of the present invention.In addition,
Technical characteristic in each embodiment or single embodiment provided by the invention can mutual any combination, to form feasible skill
Art scheme, but must be based on can be realized by those of ordinary skill in the art, when the combination of technical solution occur it is mutual
Contradiction or when cannot achieve, it will be understood that the combination of this technical solution is not present, also not the present invention claims protection scope
Within.
The embodiment of the invention provides a kind of hydraulically operated fixtures for axial workpiece milling processing, referring to Fig. 1, the hydraulic clip
Tool includes: clamp bottom board 1, fixture side plate 2, fixture hydraulic cylinder 3, fixture liquid presses piston pole 4, fixture oil cylinder seat plug 5, fixture upper plate
6, fixture cartridge clip ontology 7, fixture resilient sleeve 8, fixture elastic jacket stop screw 9, fixture and platen positioning key 10, curved
Hair oil pipe fitting 11, threeway oil connection 12, oil pipe and nut 13；Wherein, it is additionally provided with hydraulic fluid port 14 on oil pipe and nut 13, under
Hydraulic fluid port 15 is additionally provided on the unlabelled oil pipe in face and nut.
The clamp bottom board 1, connect with the fixture with platen positioning key 10；It is provided on the clamp bottom board 1
Several screw holes, for connecting the fixture side plate 2；The fixture hydraulic cylinder 3 is connect with the clamp bottom board 1；The fixture
It is oil cylinder chamber inside hydraulic cylinder 3, is mounted on for accommodating the fixture liquid presses piston pole 4, and by the fixture liquid presses piston pole 4
The oil cylinder is intracavitary；It is provided with circumference inner bolt hole on the fixture hydraulic cylinder 3, for installing the fixture oil cylinder seat plug 5；The folder
Have upper plate 6, is spirally connected with the fixture side plate 2；The fixture cartridge clip ontology 7, is spirally connected with the fixture upper plate 6；The fixture bullet
Property set 8, be mounted in the fixture cartridge clip ontology 7；The fixture elastic jacket stop screw 9, is mounted on the fixture cartridge clip
In ontology 7, and protrude into the limiting slot of 8 lower end of fixture resilient sleeve；The fixture and platen positioning key 10, installation
On the clamp bottom board 1；The elbow oil connection 11 is separately connected with the fixture hydraulic cylinder 3 and oil pipe and nut 13；
The threeway oil connection 12 is separately connected with the fixture hydraulic cylinder 3 and oil pipe and nut 13；The oil pipe and nut 13,
Both ends are spirally connected with the elbow oil connection 11 and threeway oil connection 12 respectively；
Wherein, oil pipe and nut 13 are placed into the positioning and clamping hole of fixture resilient sleeve 8, oil pipe and nut 13 it is axial by
End in contact, which is realized, under processed large cylindrical lower end and 8 clamping hole of fixture resilient sleeve positions, radial by machined large cylindrical
Realization positioning, operating numerical control system CLAMP key are contacted with 8 mounting hole of fixture resilient sleeve, hydraulic oil enters each oil cylinder by hydraulic fluid port
By fixture liquid presses piston pole 4 to mobile below oil cylinder, fixture resilient sleeve 8 is driven to move down, the Outer Taper of fixture resilient sleeve 8 with
Tightening is after the interior centrum contact of fixture cartridge clip ontology 7 to clamp oil pipe and nut 13.
On the basis of the above embodiments, the hydraulic clip for axial workpiece milling processing provided in the embodiment of the present invention
Have, several screw holes is provided on the clamp bottom board, for connecting the fixture side plate, comprising: the two of the clamp bottom board
Side is relatively provided with two rows of screw holes, for connecting the fixture side plate.Specifically, it may refer to Fig. 2.It is fixture bottom in Fig. 2
Plate 1 from three views the case where.Upper left is to overlook visual angle, it is seen that each side has 4 spiral shells on clamp bottom board 1
Hole, and left and right sides screw hole corresponds, there are three groups of screw hole groups in circular arrangement in centre；Upper right is broadside side view visual angle,
It can be seen that there are two the screw holes of bright screw hole and three section view visual angles；Here is long side side view visual angle, it is seen that has several section view visual angles
Screw hole.
On the basis of the above embodiments, the hydraulic clip for axial workpiece milling processing provided in the embodiment of the present invention
Tool, the upper side and lower side of the fixture side plate is respectively provided with row's screw hole.It specifically may refer to Fig. 3, be fixture side plate 2 in Fig. 3
The case where from two views.Left side is to overlook visual angle, it is seen that respectively has 4 screw holes in about 2 two sides of fixture side plate, and up and down
The screw hole of two sides is one-to-one；Right side is side view visual angle, up and down each visible section view visual angle screw hole.
On the basis of the above embodiments, the hydraulic clip for axial workpiece milling processing provided in the embodiment of the present invention
Tool, the fixture hydraulic cylinder, upper lower oil cavitie respectively have the oily internal screw thread of a disengaging, for oily with the elbow oil connection or threeway
Pipe fitting connection.It specifically may refer to Fig. 4.As seen from Figure 4, the disengaging oil internal screw thread of upper lower oil cavitie is clear in fixture hydraulic cylinder 3
It is clear visible.
Fixture liquid presses piston pole 4 above-mentioned may refer to Fig. 5.It as seen from Figure 5, is logical inside fixture liquid presses piston pole 4
Hole, outside are multi-step cylindrical body, and the through-hole of fixture liquid presses piston pole 4 is to pass through workpiece to be machined.
On the basis of the above embodiments, the hydraulic clip for axial workpiece milling processing provided in the embodiment of the present invention
Tool, the fixture oil cylinder seat plug are through-hole multi-step cylindrical body.Fixture oil cylinder seat plug 5 may refer to Fig. 6, fixture oil cylinder seat plug 5
For through-hole multi-step cylindrical body.There is one group of seal groove to use on small cylinder to load sealing element with one group of seal groove in through-hole
To load sealing element, there is one group of circumference screw hole on big cylindrical body, be fastenedly connected with standard screws hole and fixture hydraulic cylinder, greatly
There are also one group of circumference standard females on cylindrical body, are fastenedly connected by screw and clamp bottom board.
Fixture upper plate 6 above-mentioned may refer to Fig. 7.As seen from Figure 7, fixture upper plate 6 is parallel cuboid.It is parallel rectangular
Respectively there is one group of standard sunk screw mounting hole at the elongated both ends of body, are fastenedly connected with standard screws and fixture side plate.Fixture upper plate 6 is long
There is one group of circular hole on the elongated center line of cube, fixture liquid presses piston pole can be made to pass through.And each hole circumference in this group of hole has one
Fixture cartridge clip ontology, is fastened on fixture upper plate by group standard female with standard screws.
On the basis of the above embodiments, the hydraulic clip for axial workpiece milling processing provided in the embodiment of the present invention
Tool, the fixture cartridge clip ontology, outside are multi-step cylindrical body, and inside is the combination of multi-step cylindrical body and inner circle cone.Folder
Tool cartridge clip ontology 7 may refer to Fig. 8.It as seen from Figure 8, is multi-step cylindrical body outside fixture cartridge clip ontology 7, inside is more
Rank cylindrical body and female cone assembly.There is one group of circumference counterbore screw hole standard screws on the big cylindrical body of fixture cartridge clip ontology 7
It is fastenedly connected with fixture upper plate, 7 multi-step inner hole of fixture cartridge clip ontology and inner circle cone are to installs fixture resilient sleeve, fixture bullet
There is one group of above standard screws of symmetrical standard countersunk head internal screw thread in folder 7 small cylinder lower end of ontology, limits fixture resilient sleeve or more
Position.Divide equally one group of through-hole among 7 small cylinder of fixture cartridge clip ontology, mainly plays the role of chip removal, row's cutting fluid.
On the basis of the above embodiments, the hydraulic clip for axial workpiece milling processing provided in the embodiment of the present invention
Tool, the fixture resilient sleeve, outside are the assembly of multi-step cylindrical body and cone of slotting, and inside is multi-step inner cylinder
Inner hole.Fixture resilient sleeve 8 may refer to Fig. 9.There is one group of symmetrical limiting slot on 8 lower end exterior circular column of fixture resilient sleeve, passes through folder
Has elastic jacket stop screw limitation fixture resilient sleeve distance up and down.8 lower end inner hole of fixture resilient sleeve have in one fine thread with
The connection of fixture liquid presses piston pole threaded upper ends.
Fixture elastic jacket stop screw 9 may refer to Figure 10.Fixture resilient sleeve stop screw 9 is mounted in fixture cartridge clip ontology
Within one group of symmetrical standard countersunk head internal screw thread, and extend on the exterior circular column of fixture resilient sleeve lower end in one group of symmetrical limiting slot,
Limit fixture resilient sleeve upper and lower position.
Fixture and platen positioning key 10 may refer to Figure 11.Fixture is that T shape is straight with platen positioning key 10
Angular length cube has a counterbore screw hole on cuboid, is matched by cuboid small end and the rectangle keyway at both ends on clamp bottom board
It closes, is fastenedly connected with standard screws and clamp bottom board, the T-slot in the big end and platen of key precisely cooperates, to reduce
The time of calibration clamp.
Elbow oil connection 11 may refer to Figure 12.Elbow oil connection 11 is 7 font double end external screw threads, and interior is through-hole
Cylindrical body, one head are connect with 3 oil inlet and outlet of fixture hydraulic cylinder in Fig. 1, and other end and oil pipe and nut 13 are carried out screw thread and connected
It connects.
Threeway oil connection 12 may refer to Figure 13.It is T-shaped three external screw threads outside threeway oil connection 12, interior is threeway
The cylindrical body in hole.Lower oil cavitie oil inlet and outlet carries out spiral shell on fixture hydraulic cylinder 3 in the intermediate external screw thread of threeway oil connection 12 and Fig. 1
Line connection, other both ends are threadedly coupled with oil pipe and the implementation of nut 13.
Oil pipe and nut 13 may refer to Figure 14.Oil pipe and 13 both ends of nut are hexahedron nut, and centre is that cylindrical body is empty
Heart oil pipe, joint nut are carried out with elbow oil connection, threeway oil connection and numerical control machining center hydraulic station oil pipe respectively
It is threadedly coupled, forms hydraulic circuit.
Hydraulically operated fixture provided in an embodiment of the present invention for axial workpiece milling processing, by placing oil pipe and nut
Into the positioning and clamping hole of fixture resilient sleeve, and axially and radially positioning to oil pipe and nut, then hydraulic oil is infused
Enter each oil cylinder to move down dynamic fixture resilient sleeve, after the Outer Taper of fixture resilient sleeve is contacted with the interior centrum of fixture cartridge clip ontology
Tightening, to clamp oil pipe and nut.
For the essence for the elaboration technical solution of the present invention being more clear, on the basis of the above embodiments, intend proposing
The embodiment of one entirety shows the overall picture of technical solution of the present invention on the whole.It should be noted that the whole implementation example is only
It is not limiting the scope of the invention, this field merely to technological essence of the invention is further embodied
Technical staff is on the basis of each embodiment of the invention, and by combination technique feature, what is obtained any meets the technology of the present invention
The combined technical solution of scheme essence, if can actual implementation, within the protection domain of this patent..Referring primarily to figure
1, the hydraulically operated fixture for axial workpiece milling processing that whole implementation example of the present invention provides, comprising: clamp bottom board 1, chuck side
Plate 2, fixture hydraulic cylinder 3, fixture liquid presses piston pole 4, fixture oil cylinder seat plug 5, fixture upper plate 6, fixture cartridge clip ontology 7, fixture bullet
Property set 8, fixture elastic jacket stop screw 9, fixture and platen positioning key 10, elbow oil connection 11, three oil pipes
Connector 12, oil pipe and nut 13, hydraulic fluid port 14 and hydraulic fluid port 15.
Clamp bottom board 1 is the parallel cuboid in right angle.Having respectively at the parallel cuboid both ends of bottom plate has two R curved openings and a key
Clamp bottom board 1 and fixture are solidly connected by slot with standard screws with platen positioning key 10, and clamp bottom board respectively has on 1 both ends
One group of standard screws hole is connected with fixture side plate 2.Have on 1 center line of clamp bottom board 3 groups of circumference standard screws holes to and folder
Has cylinder pedestal connection (as shown in Figure 2)；Fixture side plate 2 is parallel cuboid.2 upper and lower ends of fixture side plate respectively have one group of standard
Threaded hole, lower end are fastenedly connected by standard screws with clamp bottom board 1, and upper end is fastenedly connected with fixture upper plate 6 with standard screws；
It is multi-step cylindrical body inside fixture hydraulic cylinder 3, outside is cylindrical body.There is one group of oil seal groove to use in 3 cylindrical body of fixture hydraulic cylinder
To load standard seal part.The intracorporal oil cylinder chamber of fixture hydraulic cylinder 3 is so that fixture liquid presses piston pole 4 is mounted on it in vivo, and divide
Fixture hydraulic cylinder two oil pockets up and down out, lower oil cavitie respectively has disengaging oil internal screw thread on fixture hydraulic cylinder 3, is used for and elbow
Oil connection 11 or threeway oil connection 12 connect.There is one group of circumference standard female for installation folder below fixture hydraulic cylinder 3
Has oil cylinder seat plug 5；It is through-hole inside fixture liquid presses piston pole 4, outside is multi-step cylindrical body.4 upper end of fixture liquid presses piston pole
It is threadedly coupled for fine thread with fixture resilient sleeve 8.The through-hole of fixture liquid presses piston pole 4 is to pass through workpiece to be machined；
Fixture oil cylinder seat plug 5 is through-hole multi-step cylindrical body.Have on small cylinder with one group of seal groove to load sealing element in through-hole
One group of seal groove has one group of circumference screw hole, with standard screws hole and fixture hydraulic oil to load sealing element on big cylindrical body
Cylinder is fastenedly connected, and there are also one group of circumference standard females on big cylindrical body, is fastenedly connected by standard screws and clamp bottom board 1；
Fixture upper plate 6 is parallel cuboid (as shown in Figure 7).Respectively there is one group of standard sunk screw installation at the parallel elongated both ends of cuboid
Hole is fastenedly connected with standard screws and fixture side plate 2.There is one group of circular hole on the elongated center line of 6 cuboid of fixture upper plate, can make to press from both sides
Tool liquid presses piston pole 4 passes through.And each hole circumference in this group of hole has one group of standard female, with standard screws by fixture cartridge clip
Ontology 7 is fastened on fixture upper plate 6；Outside fixture cartridge clip ontology 7 be multi-step cylindrical body, inside be multi-step cylindrical body and
Female cone assembly.There are one group of circumference counterbore screw hole standard screws and fixture upper plate 6 on the big cylindrical body of fixture cartridge clip ontology 7
It is fastenedly connected, to installs fixture resilient sleeve 8, fixture cartridge clip ontology 7 is small for 7 multi-step inner hole of fixture cartridge clip ontology and inner circle cone
There is one group of above standard screws of symmetrical standard countersunk head internal screw thread in cylindrical body lower end, limits 8 upper and lower position of fixture resilient sleeve.Fixture
Divide equally one group of through-hole among 7 small cylinder of cartridge clip ontology, mainly plays the role of chip removal, row's cutting fluid；Outside fixture resilient sleeve 8
Portion is the assembly of multi-step cylindrical body and cone of slotting, and inside is multi-step inner cylinder inner hole, wherein there is an inner hole to be
To clamping oil pipe and nut 13, and 13 axial direction of oil pipe and nut, radial precise positioning can be made.The outer assembly of fixture resilient sleeve 8
It is packed into fixture cartridge clip ontology 7 in assembly, and clearance fit therewith.There is one group pair on 8 lower end exterior circular column of fixture resilient sleeve
Claim limiting slot, fixture resilient sleeve or more distance is limited by fixture elastic jacket stop screw 9.8 lower end inner hole of fixture resilient sleeve
There is fine thread in one to connect with 4 threaded upper ends of fixture liquid presses piston pole；Fixture resilient sleeve stop screw 9 is hexagonal spiral shell in standard
Nail.Fixture resilient sleeve stop screw 9 protrudes into fixture within the symmetrical standard countersunk head internal screw thread of 7 one groups of fixture cartridge clip ontology
On 8 lower end exterior circular column of resilient sleeve in one group of symmetrical limiting slot, the upper and lower position of fixture resilient sleeve 8 is limited；Fixture and lathe worker
Making platform positioning key 10 is T shape right angle cuboid, has a counterbore screw hole on cuboid, passes through cuboid small end and clamp bottom board 1
The rectangle keyway at upper both ends cooperates, and is fastenedly connected with standard screws and clamp bottom board 1, in the big end and platen of key
T-slot precisely cooperates, to reduce the time of calibration clamp；Elbow oil connection 11 is 7 font double end external screw threads, and interior is through-hole
Cylindrical body, one head are connect with 3 oil inlet and outlet of fixture hydraulic cylinder, and other end is threadedly coupled with oil pipe and the implementation of nut 13；Threeway
It is T-shaped three external screw threads outside oil connection 12, is inside the cylindrical body of three through-holes.The intermediate external screw thread of threeway oil connection 12 and folder
Have lower oil cavitie oil inlet and outlet on hydraulic cylinder 3 and carry out threaded connection, other both ends are threadedly coupled with oil pipe and the implementation of nut 13；Oil pipe
And 13 both ends of nut be hexahedron nut, centre be the hollow oil pipe of cylindrical body, joint nut respectively with elbow oil connection 11,
Threeway oil connection 12 and numerical control machining center hydraulic station oil pipe, which are carried out, to be threadedly coupled, and hydraulic circuit is formed.
Oil pipe and nut 13 are placed into 8 positioning and clamping hole of fixture resilient sleeve, oil pipe and nut 13 it is axial by workpiece
End in contact realizes precise positioning under processed large cylindrical lower end and 8 clamping hole of fixture resilient sleeve, radial to have been finished by workpiece
Large cylindrical contacted with 8 mounting hole of fixture resilient sleeve and realize precise positioning, operating numerical control system CLAMP key, hydraulic oil passes through oil
Mouth 14 makes fixture liquid presses piston pole 4 to movement below oil cylinder into each oil cylinder, drives fixture resilient sleeve 8 to move down, fixture bullet
Property 8 Outer Tapers of set contact with centrum in fixture cartridge clip ontology 7 after tighten to clamp oil pipe and nut 13.After processing is completed, it presses
The hydraulic oil of digital control system reverse keys, hydraulic system enters fixture oil cylinder through hydraulic fluid port 15, and fixture liquid presses piston pole 4 is pushed up,
Fixture resilient sleeve 8 is driven to move up, 8 workpiece installing hole of fixture resilient sleeve will flick, and unclamp oil pipe and nut 13.Change production
It is to be cooperated by fixture and platen positioning key 10 and platen locating slot, realizes fast accurate positioning.
Hydraulically operated fixture provided in an embodiment of the present invention for axial workpiece milling processing, compact-sized, reliable performance, folder
Holding force is strong, accurate positioning, and it is convenient to change production.It is a kind of high efficiency, is able to satisfy the fixture of rack teeth machining high-precision requirement, it can be wide
It is general to be generalized to each axial workpiece precision milling processing.
Fixture embodiment described above is only schematical, wherein described, unit can as illustrated by the separation member
It is physically separated with being or may not be, component shown as a unit may or may not be physics list
Member, it can it is in one place, or may be distributed over multiple network units.It can be selected according to the actual needs
In some or all of the modules achieve the purpose of the solution of this embodiment.Those of ordinary skill in the art are not paying creativeness
Labour in the case where, it can understand and implement.
In this patent, what term " including ", " including " or its any other variant were intended to non-exclusionism includes,
So that the process, method, article or equipment for including a series of elements not only includes those elements, but also including not having
The other elements being expressly recited, or further include for elements inherent to such a process, method, article, or device.Do not having
There is the element limited in the case where more limiting by sentence " including ... ", it is not excluded that including process, the side of the element
There is also other identical elements in method, article or equipment.
Finally, it should be noted that the above embodiments are merely illustrative of the technical solutions of the present invention, rather than its limitations；Although
Present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that: it still may be used
To modify the technical solutions described in the foregoing embodiments or equivalent replacement of some of the technical features；
And these are modified or replaceed, technical solution of various embodiments of the present invention that it does not separate the essence of the corresponding technical solution spirit and
Range.
Claims (7)
1. a kind of hydraulically operated fixture for axial workpiece milling processing characterized by comprising
Clamp bottom board, fixture side plate, fixture hydraulic cylinder, fixture liquid presses piston pole, fixture oil cylinder seat plug, fixture upper plate, fixture bullet
Press from both sides ontology, fixture resilient sleeve, fixture elastic jacket stop screw, fixture and platen positioning key, elbow oil connection, three
Oil pipe connector, oil pipe and nut；
The clamp bottom board is keyed with the fixture and platen positioning；Several screws are provided on the clamp bottom board
Hole, for connecting the fixture side plate；The fixture hydraulic cylinder, connect with the clamp bottom board；Inside the fixture hydraulic cylinder
For oil cylinder chamber, for accommodating the fixture liquid presses piston pole, and it is intracavitary that the fixture liquid presses piston pole is mounted on the oil cylinder；
It is provided with circumference inner bolt hole on the fixture hydraulic cylinder, for installing the fixture oil cylinder seat plug；The fixture upper plate, with the folder
Tool side plate is spirally connected；The fixture cartridge clip ontology is spirally connected with the fixture upper plate；The fixture resilient sleeve, is mounted on the fixture
In cartridge clip ontology；The fixture elastic jacket stop screw is mounted in the fixture cartridge clip ontology, and protrudes into the fixture bullet
Property set lower end limiting slot in；The fixture and platen positioning key, are mounted on the clamp bottom board；The elbow oil
Pipe fitting is separately connected with the fixture hydraulic cylinder and oil pipe and nut；The threeway oil connection, with the fixture hydraulic cylinder
It is separately connected with oil pipe and nut；The oil pipe and nut, both ends respectively with the elbow oil connection and threeway oil connection
It is spirally connected；
Wherein, oil pipe and nut are placed into the positioning and clamping hole of fixture resilient sleeve, oil pipe and nut are axial by processed
Large cylindrical lower end and fixture resilient sleeve clamping hole under end in contact realize and position, it is radial by machined large cylindrical and fixture elasticity
Positioning is realized in set mounting hole contact, and operating numerical control system CLAMP key, it is into each oil cylinder that fixture is hydraulic that hydraulic oil passes through hydraulic fluid port
Piston rod drives fixture resilient sleeve to move down to movement below oil cylinder, the Outer Taper and fixture cartridge clip ontology of fixture resilient sleeve
The contact of interior centrum after tightening to clamping oil pipe and nut.
2. the hydraulically operated fixture according to claim 1 for axial workpiece milling processing, which is characterized in that the fixture bottom
Several screw holes are provided on plate, for connecting the fixture side plate, comprising:
Two rows of screw holes are relatively provided in the two sides of the clamp bottom board, for connecting the fixture side plate.
3. the hydraulically operated fixture according to claim 1 for axial workpiece milling processing, which is characterized in that the chuck side
The upper side and lower side of plate is respectively provided with row's screw hole.
4. the hydraulically operated fixture according to claim 1 for axial workpiece milling processing, which is characterized in that the fixture liquid
Cylinder pressure, upper lower oil cavitie respectively has the oily internal screw thread of a disengaging, for connecting with the elbow oil connection or threeway oil connection.
5. the hydraulically operated fixture according to claim 1 for axial workpiece milling processing, which is characterized in that the fixture oil
Cylinder seat plug is through-hole multi-step cylindrical body.
6. the hydraulically operated fixture according to claim 1 for axial workpiece milling processing, which is characterized in that the fixture bullet
Ontology is pressed from both sides, outside is multi-step cylindrical body, and inside is the combination of multi-step cylindrical body and inner circle cone.
7. the hydraulically operated fixture according to claim 1 for axial workpiece milling processing, which is characterized in that the fixture bullet
Property set, outside be multi-step cylindrical body and slot cone assembly, inside be multi-step inner cylinder inner hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910670242.4A CN110227957B (en) | 2019-07-24 | 2019-07-24 | Hydraulic clamp for milling shaft parts |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910670242.4A CN110227957B (en) | 2019-07-24 | 2019-07-24 | Hydraulic clamp for milling shaft parts |
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| CN110227957A true CN110227957A (en) | 2019-09-13 |
| CN110227957B CN110227957B (en) | 2024-08-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201910670242.4A Active CN110227957B (en) | 2019-07-24 | 2019-07-24 | Hydraulic clamp for milling shaft parts |
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| CN110227957B (en) | 2024-08-13 |
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