CN208196255U - Vertical machining centre drilling oil hole on crankshaft universal fixturing - Google Patents
Vertical machining centre drilling oil hole on crankshaft universal fixturing Download PDFInfo
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- CN208196255U CN208196255U CN201721646868.4U CN201721646868U CN208196255U CN 208196255 U CN208196255 U CN 208196255U CN 201721646868 U CN201721646868 U CN 201721646868U CN 208196255 U CN208196255 U CN 208196255U
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- crankshaft
- fixing seat
- turntable
- seat
- oil hole
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Abstract
The utility model discloses a kind of vertical machining centre drilling oil hole on crankshaft universal fixturings, it includes turntable and fixing seat, at least two T-slots are arranged in parallel on turntable, fixing seat is equipped with by T-slot on turntable, fixing seat includes left side V-arrangement support base, location hook fixing seat, radial positioning seat, axially position seat and right side V-arrangement support base, hydraulic cylinder is provided in the fixing seat, hydraulic cylinder is connect with oil cylinder Screw Pile, and oil cylinder Screw Pile is connect with high-pressure oil pipe.The utility model can clamp the crankshaft of different sizes, different length, have many advantages, such as that versatility is good, manufacturing cost is low, compact-sized, raising production efficiency.
Description
Technical field
The utility model belongs to mechanical device and technical field of transportation, in particular to a kind of vertical machining centre bores crankshaft oil
Hole universal fixturing.
Background technique
There are three types of the mode in country crankshaft production line machining crankshafts hole mainly has at present, first is that by radial drilling machine, in conjunction with
Special tooling is processed, but a kind of the shortcomings that this mode is that the machining accuracy of product is lower, and the versatility of tooling is poor, and
Every kind of crankshaft is required to the dedicated tooling of support, therefore production efficiency is low, and the labor intensity of operator is larger.
Another way is processed using easy special equipment, similar with a kind of mode above, this processing side
Formula also has the shortcomings that versatility is poor；And the machining accuracy of product is low, replacement crankshaft kind is more difficult.
It is to be processed using five axis horizontal Machining centers, but the shortcomings that this mode is that equipment is thrown there are also a kind of mode
Money is big, and the purchasing price of every lathe is at million yuan or more.And common vertical machining centre, then different shaped can be directed to by lacking
Number, the universal fixturing processed of the crankshaft of different angle, major axis diameter and connecting rod diameter, there are versatilities between nipper
The disadvantages of difference, manufacturing cost are high, the production cycle is long, low efficiency.
Summary of the invention
The utility model is directed to the above-mentioned deficiency of the prior art, and different sizes, different length can be clamped by providing one kind
Crankshaft vertical machining centre drilling oil hole on crankshaft universal fixturing.
In order to solve the above technical problems, the utility model uses following technical proposal:
Provide a kind of vertical machining centre drilling oil hole on crankshaft universal fixturing comprising turntable and fixing seat are put down on turntable
It goes and is provided at least two T-slots, fixing seat is equipped with by T-slot on turntable, the fixing seat from left to right successively includes
Left side V-arrangement support base, location hook fixing seat, radial positioning seat, axially position seat and right side V-arrangement support base, wherein left side V-arrangement branch
It is identical with right side V-arrangement clamping support to support seat, is provided with hydraulic cylinder in fixing seat, hydraulic cylinder be set to fixed seating face
The connection of oil cylinder Screw Pile, oil cylinder Screw Pile connect with high-pressure oil pipe；
Bar shaped locating piece and radial positioning hook are provided in location hook fixing seat, plane is flat where bar shaped locating piece and turntable
Row, the front end of radial positioning hook are parallel with bar shaped locating piece；
It is provided with positioning seat T-slot on radial positioning seat, radial positioning plate, radial positioning are provided on positioning seat T-slot
Plate is vertical with plane where turntable；
Axially position seat is provided with axially position plate outward, and the upper front end of axially position plate is provided with chamfering.
In above-mentioned technical proposal, it is preferred that the lower end of left side V-arrangement support base is provided with V-arrangement support plate, and upper end passes through connection
Piece is connect with gland, and one end of gland is connect with hydraulic cylinder.
In above-mentioned technical proposal, it is preferred that the top of height where location hook fixing seat is set to left side V-arrangement support base,
The front end of location hook fixing seat is in strip structure perpendicular with the direction of T-slot and parallel with the fixed base rear end of location hook, item
Bar shaped locating piece is provided in shape structure.
In above-mentioned technical proposal, it is preferred that be connected with compressed oil cylinder on the right side of location hook fixing seat, lead on the outside of compressed oil cylinder
Piston rod and radial positioning hook connects are crossed, compressed oil cylinder upper end is provided with oil cylinder Screw Pile.
In above-mentioned technical proposal, it is preferred that the L-shaped structure in the front end of radial positioning hook, the Z-shape structure in rear end, zigzag configuration
The side of front end is connect with L-shaped structure rear end side, and the end of zigzag configuration and the piston rod of compressed oil cylinder are socketed.
In above-mentioned technical proposal, it is preferred that radial positioning plate is a bar shaped long slab, and the side of radial positioning postlaminar part is arranged
There is link block, the rear end of link block is provided with the flange matched with positioning seat T-slot；The nock of radial positioning plate is arranged
There is locating piece.
In above-mentioned technical proposal, it is preferred that the side surface upper part of axially position plate is provided with link block, leads on link block side
It crosses connection sheet and axially position piece is installed.
In above-mentioned technical proposal, it is preferred that the rear end of axially position piece is by bolted splice in the connection of axially position plate
On block, axially position piece is provided with arc groove adjacent to junction, and the bolt with arc groove cooperation is equipped on link block, axial fixed
Arc groove is provided on bit slice, the front of axially position piece is folded upward at, and the front end of axially position piece is arc-shaped.
In above-mentioned technical proposal, it is preferred that the T-slot on turntable shares four, close left and right between the T-slot of lower part two
It is symmetrical arranged through turntable there are two cavity at the position of both sides of the edge, the both ends of cavity are arc-shaped.
In above-mentioned technical proposal, it is preferred that the rear end of turntable is provided with turntable, and high pressure spring is equipped on turntable.
Above-mentioned vertical machining centre drilling oil hole on crankshaft universal fixturing provided by the utility model mainly has the beneficial effect that
By the way that universal fixturing is mounted on vertical machining centre, due to commonly using the purchasing price of vertical machining centre much smaller than sleeping
Formula machining center, therefore equipment investment is saved, while can also process relative to existing simple special purpose machine tool, improve product
Machining accuracy；By five fixing seats being arranged including the V-arrangement support base of left side, two or three existing fixing seats are compared
Structure, can simultaneously from multiple angle fixed crankshafts such as axially and radially, meet can simultaneous processing crankshaft straight oilhole and tiltedly
The requirement of oilhole；By the way that T-slot is arranged, can be easily adjusted axially, to meet the folder of the crankshaft product of different length
Reload request；By setting an entirety for hydraulic cylinder and fixing seat, keeps the terminal with compact integral structure of fixture compact, meet not
Installation requirement in same type vertical machining centre；Positioning clamping is carried out to workpiece by hydraulic cylinder, passes through the numerical control of lathe
System is controlled, and realizes the automation that positioning clamps.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
Fig. 2 is the front view of vertical machining centre drilling oil hole on crankshaft universal fixturing.
Fig. 3 is the top view of vertical machining centre drilling oil hole on crankshaft universal fixturing.
Fig. 4 is the side view of vertical machining centre drilling oil hole on crankshaft universal fixturing.
Fig. 5 is the structural schematic diagram of radial positioning hook.
Fig. 6 is the structural schematic diagram of location hook fixing seat.
Fig. 7 is the front view of axially position piece.
Fig. 8 is the structural schematic diagram of axially position seat Yu axially position plate.
Wherein, 1, numerical control rotating platform, 2, turntable, 3, location hook fixing seat, 4, compressed oil cylinder, 5, gland, 6, locating piece, 7,
Radial positioning hook, 8, left side V-arrangement support base, 9, radial positioning plate, 10, radial positioning seat, 11, axially position seat, 12, axial fixed
Bit slice, 13, right side V-arrangement support base, 14, V-arrangement support plate, 15, hydraulic cylinder, 16, T-slot, 17, high-pressure oil pipe, 18, oil cylinder spiral shell
Line stake, 19, positioning seat T-slot, 20, bar shaped locating piece, 21, axially position plate, 22, cavity, 23, turntable.
Specific embodiment
The utility model is described in further detail with reference to the accompanying drawing:
It as shown in Figures 1 to 4, is the structural schematic diagram of vertical machining centre drilling oil hole on crankshaft universal fixturing.
The vertical machining centre drilling oil hole on crankshaft universal fixturing of the utility model includes turntable 2 and fixing seat, and turntable 2 is one
Polygonized structure, the rear end of turntable 2 are provided with turntable 23, are equipped with high pressure spring on turntable 23, turntable 2 by high pressure spring with
The numerical control rotating platform 1 of vertical machining centre connects；At least two T-slots 16 are arranged in parallel on turntable 2, general T-slot 16 has four
Item is symmetrical arranged there are two cavity 22 between the T-slot 16 of lower part two through turntable 2 at the position of left and right sides edge,
The both ends of cavity 22 are arc-shaped.
Fixing seat is equipped with by T-slot 16 on turntable 2, is provided with hydraulic cylinder 15 in fixing seat, in hydraulic cylinder 15
It is provided with solenoid directional control valve；Hydraulic cylinder 15 is connect with oil cylinder Screw Pile 18, and oil cylinder Screw Pile 18 is respectively arranged at fixing seat table
On face or turntable 2, the oil cylinder Screw Pile 18 that is set on turntable 2 passes through the high-pressure oil pipe 17 and hydraulic oil that are set in turntable 2
Cylinder 15 connects, and oil cylinder Screw Pile 18 is connect with external high-pressure oil pipe 17.
Workpiece is clamped using the positioning of hydraulic cylinder 15, and the movement of oil cylinder is controlled by solenoid directional control valve.Solenoid directional control valve sum number
Control turntable 1 is controlled by machine tool numerical control system, to realize the automation that fixture positioning is clamped, indexed.
Fixing seat includes left side V-arrangement support base 8, location hook fixing seat 3, radial positioning seat 10, axially position seat 11 and the right side
Side V-arrangement support base 13, wherein left side V-arrangement support base 8 is identical as right side 13 structures of V-arrangement support base.
V-arrangement support plate 8 is provided on left side V-arrangement support base 8, the upper end of left side V-arrangement support base 8 passes through connection sheet and gland
5 connections, one end of gland 5 connect with hydraulic cylinder 15, and hydraulic cylinder 15 is located in support base 8, and from the left side adjacent to connection sheet
V-arrangement support base 8 upper end in side is stretched out；One end lower part of gland 5 is provided with locating piece 6；Pass through left side V-arrangement support base 8 and right side V-arrangement
Support base 13 cooperates, and is capable of fixing the main shaft of crankshaft to be processed, and limit it perpendicular to the freedom degree of axial translation.
Left side V-arrangement support base 8 and right side V-arrangement support base 13 are located at the front of 2 upper plenum 22 of turntable, and high-pressure oil pipe 17 passes through
Cavity 22 is connect with the oil cylinder Screw Pile 18 on hydraulic cylinder 15；By the way that cavity 22 is arranged, the weight of entire fixture can be reduced
When measuring, and can pass through limitation left side V-arrangement support base 8 and mobile right side V-arrangement support base 13, high-pressure oil pipe 17 is in oil cylinder Screw Pile 18
Drive under follow movement, and limited its position by cavity 22, and then limit left side V-arrangement support base 8 and right side V-arrangement support base
13 moving distance.
It is provided with location hook fixing seat 3 on the turntable 2 on 8 right side of left side V-arrangement support base, location hook fixing seat 3 is set to a left side
The top of 13 place height of side V-arrangement support base, the front end of location hook fixing seat 3 be in it is perpendicular with the direction of T-slot 16 and with
The parallel strip structure in 3 rear end of location hook fixing seat, as shown in fig. 6, being provided with bar shaped locating piece 20 on strip structure.
The right side of location hook fixing seat 3 is connected with compressed oil cylinder 4, passes through piston rod and radial positioning on the outside of compressed oil cylinder 4
Hook 7 connects, and 4 upper end of compressed oil cylinder is provided with oil cylinder Screw Pile 18；As shown in figure 5, the L-shaped structure in the front end of radial positioning hook 7,
The side of the Z-shape structure in rear end, zigzag configuration front end is connect with L-shaped structure rear end side, the end of zigzag configuration and compressed oil cylinder 4
Piston rod socket.
Location hook fixing seat 3 is capable of fixing the main shaft of crankshaft, is matched by location hook fixing seat 3 and left side V-arrangement support base 8
It closes, is capable of fixing two adjacent section main shafts of crankshaft, limit its freedom degree rotated around the spindle, and then promote clamping fixed effect.
Pass through setting compressed oil cylinder 4 and radial positioning hook 7, front end and the L shape structure of the zigzag configuration of radial positioning hook 7
Front end cooperation, can limit the freedom degree of crankshaft radial translation；When crankshaft diameter is less than the zigzag configuration and L shape of radial positioning hook 7
When the distance between structure, by shrinking the piston rod on compressed oil cylinder 4, cooperate L-shaped structure and bar shaped locating piece 20, again
Limit the freedom degree of crankshaft radial translation.
It is provided with radial positioning seat 10 on the turntable 2 on 3 right side of location hook fixing seat, positioning is provided on radial positioning seat 10
Seat T-slot 19, is provided with radial positioning plate 9 on positioning seat T-slot 19, radial positioning plate 9 is vertical with 2 place plane of turntable.
Radial positioning plate 9 is a bar shaped long slab, and the side at 9 rear portion of radial positioning plate is provided with link block, after link block
End is provided with the flange cooperated with positioning seat T-slot 19；The nock of radial positioning plate 9 is provided with locating piece.
By mobile radial positioning plate 9, different Crankshaft Sizes can be cooperated；It, can by the way that radial positioning seat 10 is arranged
Limit the freedom degree of crankshaft radial translation；Pass through radial positioning seat 10 and location hook fixing seat 3, compressed oil cylinder 4 and left side V-arrangement branch
It supports seat 8 to cooperate, can effectively limit the radial translation and rotation of multiaxis crankshaft.
It is provided with axially position seat 11 on the turntable 2 on 10 right side of radial positioning seat, axially position seat 11 is provided with axis outward
To positioning plate 21, as shown in figure 8, the upper front end of axially position plate 21 is provided with chamfering, 21 side of axially position plate passes through company
Block is connect to connect with axially position piece 12.
The rear end of axially position piece 12 by bolted splice on the link block of axially position plate 21, as shown in Fig. 7, axis
Junction is provided with arc groove to locating plate 12, the bolt with arc groove cooperation, axially position piece are installed on link block
Arc groove is provided on 12, the front of axially position piece 12 is folded upward at, and the front end of axially position piece 12 is arc-shaped.
Axially position plate 21 can support crankshaft axle portion, and axially position piece 12 is connected with the supported crankshaft of axially position plate 21
Connecting rod neck end face contact, and then the axially translated freedom degree of crankshaft can be limited；Arc is set in the middle part of axially position piece 12
Connected in star so that the interior thickness of axially position piece 12 is less than two sides, and then has certain elasticity, processed in crankshaft drilling
Cheng Zhong when making crankshaft that slight vibration occur due to bore operation, is cooperated by axially position piece 12 and is vibrated, and then conduction vibration
Energy, and then prevent crankshaft work in-process from moving, influence drilling effect.
Pass through left side V-arrangement support base 8, location hook fixing seat 3, radial positioning seat 10, axially position seat 11 and right side V-arrangement
The mutual cooperation of support base 13 can effectively limit the freedom degree of translation and the rotation of crankshaft multiple directions, to press from both sides securely
Hold four cylinders and four cylinders crankshaft below, can clamped one time be automatically performed the processing of four inclined oil hole of air, be obviously improved machining accuracy and
Production efficiency.
Here is the course of work explanation of the utility model:
The first step, starting lathe, start hydraulic system, and each hydraulic cylinder 15 on fixture is in released position at this time, number
Control turntable 1 is located at zero degree position.
The both ends trunnion of crankshaft is individually positioned in left side V-arrangement support base 8 and the right side by second step, clamping workpiece, operator
On side V-arrangement support base 13, it is moved to the left 12 end of axially position piece that workpiece makes the thrust surface of workpiece stick on axially position seat 13
On face, location hook fixing seat 3 and compressed oil cylinder 4 cooperate, rotation that is fixed and limiting crankshaft.Machine tool protection door is shut, has been pressed
Dynamic button, hydraulic cylinder 15 are commutated by solenoid directional control valve, and hydraulic cylinder 15 starts, and are pressed to workpiece connecting rod neck by gland 5
On the locating piece of radial positioning seat 10, cylinder action on the V-arrangement support base of left and right, the pressure of gland 5 compresses workpiece.
Third step, straight machining of oil hole, platen are mobile, and workpiece is moved to first straight machining of oil hole position, brill the
One straight oilhole.Mobile work platform to next straight machining of oil hole position is processed again after the completion, until all straight oilholes add
Work is completed.
4th step, inclined oil hole of air processing, numerical control rotating platform rotation make inclined oil hole of air on first connecting rod neck to vertical position rear turntable
Table latch, while platen is mobile workpiece is moved to Working position processing first connects inclined oil hole of air.First connecting rod is oblique
After the completion of machining of oil hole, numerical control rotating platform 1 rotates again, so that next inclined oil hole of air is located at vertical position, while platen is mobile
It is processed after workpiece is moved to next inclined oil hole of air Working position.So circulation, until all inclined oil hole of air complete the process.
5th step takes workpiece, and after the completion of all machining of oil hole, platen is moved to discharge position up and down, numerical control rotating platform 1
It is reset to zero degree position, hydraulic cylinder 15 is commutated by solenoid directional control valve, and each hydraulic cylinder 15 unclamps, and machine tool door is opened, operator
Remove workpiece.
Specific embodiment of the present utility model is described above, in order to facilitate understanding by those skilled in the art
The utility model, it should be apparent that the utility model is not limited to the range of specific embodiment, to the common skill of the art
For art personnel, if various change the attached claims limit and determine the utility model spirit and scope in,
These variations are it will be apparent that all utilize the innovation and creation of the utility model design in the column of protection.
Claims (10)
1. a kind of vertical machining centre drilling oil hole on crankshaft universal fixturing, which is characterized in that including turntable (2) and fixing seat, turntable
(2) it is arranged in parallel at least two T-slots (16) on, passes through T-slot (16) on the turntable (2) and fixing seat is installed, it is described
Fixing seat from left to right successively includes left side V-arrangement support base (8), location hook fixing seat (3), radial positioning seat (10), axially determines
Position seat (11) and right side V-arrangement support base (13), wherein left side V-arrangement support base (8) is identical as right side V-arrangement support base (13) structure,
It is provided in the fixing seat hydraulic cylinder (15), hydraulic cylinder connects with the oil cylinder Screw Pile (18) for being set to fixed seating face
It connects, oil cylinder Screw Pile (18) is connect with high-pressure oil pipe (17)；
Be provided with bar shaped locating piece (20) and radial positioning hook (7) on the location hook fixing seat (3), bar shaped locating piece (20) with
Plane where turntable (2) is parallel, and the front end of radial positioning hook (7) is parallel with bar shaped locating piece (20)；
It is provided with positioning seat T-slot (19) on the radial positioning seat (10), positioning seat T-slot is provided with radial positioning on (19)
Plate (9), radial positioning plate (9) are vertical with plane where turntable (2)；
The axially position seat (11) is provided with axially position plate (21) outward, and the upper front end of axially position plate (21) is provided with
Chamfering.
2. vertical machining centre drilling oil hole on crankshaft universal fixturing according to claim 1, which is characterized in that the right side V
The outer end of shape support base (13) is provided with V-arrangement support plate (14), and the upper end of right side V-arrangement support base (13) passes through connection sheet and gland
(5) hingedly, hingedly, one end lower part of the gland (5) is provided with locating piece (6) for one end of gland (5) and hydraulic cylinder (15).
3. vertical machining centre drilling oil hole on crankshaft universal fixturing according to claim 1, which is characterized in that the location hook
The top of height where fixing seat (3) is set to left side V-arrangement support base (13), the front end of location hook fixing seat (3) are in and T-slot
(16) perpendicular and parallel with location hook fixing seat (3) the rear end strip structure in direction is provided with item on the strip structure
Shape locating piece (20).
4. vertical machining centre drilling oil hole on crankshaft universal fixturing according to claim 1, which is characterized in that the location hook
It is connected on the right side of fixing seat (3) compressed oil cylinder (4), on the outside of compressed oil cylinder (4) even by piston rod and radial positioning hook (7)
It connects, compressed oil cylinder (4) upper end is provided with oil cylinder Screw Pile (18).
5. vertical machining centre drilling oil hole on crankshaft universal fixturing according to claim 4, which is characterized in that the radial direction is fixed
The L-shaped structure in front end of position hook (7), the side of the Z-shape structure in rear end, zigzag configuration front end are connect with L-shaped structure rear end side, Z
The end of shape structure and the piston rod of compressed oil cylinder (4) are socketed.
6. vertical machining centre drilling oil hole on crankshaft universal fixturing according to claim 1, which is characterized in that the radial direction is fixed
Position plate (9) is a bar shaped long slab, and the side at radial positioning plate (9) rear portion is provided with link block, the rear end of link block be provided with
The flange of positioning seat T-slot (19) cooperation；The nock of radial positioning plate (9) is provided with locating piece.
7. vertical machining centre drilling oil hole on crankshaft universal fixturing according to claim 1, which is characterized in that the axial direction is fixed
The side surface upper part of position plate (21) is provided with link block, is equipped with axially position piece (12) by connection sheet on link block side.
8. vertical machining centre drilling oil hole on crankshaft universal fixturing according to claim 7, which is characterized in that the axial direction is fixed
The rear end of bit slice (12) is by bolted splice on the link block of axially position plate (21), and axially position piece (12) is adjacent to junction
It is provided with arc groove, the bolt with arc groove cooperation is installed on link block, axially position piece is provided with arc groove on (12),
The front of axially position piece (12) is folded upward at, and the front end of axially position piece (12) is arc-shaped.
9. vertical machining centre drilling oil hole on crankshaft universal fixturing according to claim 1, which is characterized in that the turntable
(2) T-slot (16) on shares four, runs through at the position of left and right sides edge between the T-slot (16) of lower part two and turns
Disk (2) is symmetrical arranged there are two cavity (22), and the both ends of the cavity (22) are arc-shaped.
10. vertical machining centre drilling oil hole on crankshaft universal fixturing according to claim 1, which is characterized in that the turntable
(2) rear end is provided with turntable (23), and turntable is equipped with high pressure spring on (23).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721646868.4U CN208196255U (en) | 2017-11-30 | 2017-11-30 | Vertical machining centre drilling oil hole on crankshaft universal fixturing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721646868.4U CN208196255U (en) | 2017-11-30 | 2017-11-30 | Vertical machining centre drilling oil hole on crankshaft universal fixturing |
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| Publication Number | Publication Date |
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| CN208196255U true CN208196255U (en) | 2018-12-07 |
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ID=64490252
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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 |
|---|---|---|---|---|
| CN107866689A (en) * | 2017-11-30 | 2018-04-03 | 内江金鸿曲轴有限公司 | Vertical machining centre drilling oil hole on crankshaft universal fixturing |
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2017
- 2017-11-30 CN CN201721646868.4U patent/CN208196255U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107866689A (en) * | 2017-11-30 | 2018-04-03 | 内江金鸿曲轴有限公司 | Vertical machining centre drilling oil hole on crankshaft universal fixturing |
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