CN108526962A - Knuckle taper hole fixing device with hydraulic cylinder - Google Patents
Knuckle taper hole fixing device with hydraulic cylinder Download PDFInfo
- Publication number
- CN108526962A CN108526962A CN201810647868.9A CN201810647868A CN108526962A CN 108526962 A CN108526962 A CN 108526962A CN 201810647868 A CN201810647868 A CN 201810647868A CN 108526962 A CN108526962 A CN 108526962A
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- Prior art keywords
- knuckle
- work top
- support base
- hydraulic cylinder
- support
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- 230000007246 mechanism Effects 0.000 claims abstract description 48
- 239000010720 hydraulic oil Substances 0.000 claims description 27
- 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 claims description 27
- 239000003921 oil Substances 0.000 claims description 16
- 210000005069 ears Anatomy 0.000 claims description 15
- 238000009434 installation Methods 0.000 claims description 2
- 238000004519 manufacturing process Methods 0.000 abstract description 5
- 238000010586 diagram Methods 0.000 description 5
- 230000000694 effects Effects 0.000 description 5
- 230000009471 action Effects 0.000 description 4
- 230000000007 visual effect Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 230000006378 damage Effects 0.000 description 2
- 238000007514 turning Methods 0.000 description 2
- 241000276425 Xiphophorus maculatus Species 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000003754 machining Methods 0.000 description 1
- 230000008450 motivation Effects 0.000 description 1
- 230000008439 repair process Effects 0.000 description 1
- 230000035939 shock Effects 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 230000003068 static effect Effects 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
- B23Q3/08—Work-clamping means other than mechanically-actuated
- B23Q3/082—Work-clamping means other than mechanically-actuated hydraulically actuated
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Jigs For Machine Tools (AREA)
Abstract
The knuckle taper hole fixing device with hydraulic cylinder that the present invention relates to a kind of, belongs to knuckle technical field.Work top connect the accommodating chamber for surrounding both ends open with frame, and work top offers limit groove, for being moved with knuckle with limitation knuckle is merged；First support base and the second support base are located at the both ends of work top, the taper hole cooperation of one of the first support base and knuckle knuckle arm, the second support seat supports and fixed knuckle；Jacking mechanism is located at the both sides of work top, hydraulic drive mechanism includes hydraulic cylinder, the piston rod of hydraulic cylinder is connect with jacking mechanism, and piston rod can drive jacking mechanism along being moved perpendicular to the direction of work top, so as to be detached with the first support base with the knuckle arm of the first support base cooperation.This carries the knuckle taper hole fixing device of hydraulic cylinder, and the set time is short, easy to operate, time saving and energy saving, solves the problems, such as that knuckle is stuck, knuckle can be avoided to be destroyed, improve production efficiency.
Description
Technical field
The present invention relates to knuckle technical fields, are fixed in particular to a kind of knuckle taper hole with hydraulic cylinder
Device.
Background technology
The function of knuckle is subject to automobile front load, supports and front-wheel is driven to be rotated around stub and make motor turning,
Various aspects shock loading is born in the process of moving, therefore very high to its intensity requirement.Knuckle is most complicated most accurate
One of auto parts and components are also in process very high to its requirement on machining accuracy, ensure the bright and clean of machined surface, it is ensured that are turned
To the accuracy of section to meet vehicle safety performance requirement.
Taper hole on knuckle is used for installing knuckle arm, and taper hole, can be in circular conical surface broaching tool drawing after process
Keyway, but when drawing keyway, knuckle is made knuckle be stuck on frock clamp by the power of broaching tool, it is necessary to it can just be taken by external force
Lower knuckle.In the past knuckle is beaten from frock clamp using hammer, inevitably spindle surface is made in this way
At a degree of destruction, get off for a long time, efficiency cannot also improve.
Invention content
It is an object of the invention in view of the above-mentioned problems, provide a kind of knuckle taper hole fixing device with hydraulic cylinder,
It is easy to operate, time saving and energy saving, knuckle can be avoided to be destroyed, improve production efficiency, the above problem is made to be improved.
The invention is realized in this way：
The knuckle taper hole fixing device with hydraulic cylinder that the embodiment provides a kind of, including workbench,
First support base, the second support base, jacking mechanism and hydraulic drive mechanism；
The workbench includes work top and frame, and the work top connect with the frame and surrounds both ends open
Accommodating chamber, the work top offers limit groove, and the limit groove is connected to the accommodating chamber, the limit groove
For being moved with knuckle with limitation knuckle is merged；
First support base is installed on the work top, and first support base offers the broaching tool worn for broaching tool
Slot, first support base, which is used to match with the taper hole of one of knuckle knuckle arm, merges support knuckle；
Second support base is located at the both ends of the work top, second support with first support base
Seat is used to support and limits knuckle to be moved relative to the work top；
The jacking mechanism is slidably connect with the work top, and the jacking mechanism is located at the work top
Both sides, the jacking mechanism are used to support knuckle；
The hydraulic drive mechanism is located in the accommodating chamber, and the hydraulic drive mechanism includes hydraulic cylinder, the hydraulic pressure
The piston rod of cylinder is connect with the jacking mechanism, and the piston rod can drive the jacking mechanism along perpendicular to work top
Direction is moved, so as to be detached with first support base with the knuckle arm of first support base cooperation.
In optional embodiment of the present invention, first support base includes frustum and round platform, and the frustum is for wearing
In in the taper hole of knuckle, the round platform is connect with the frustum and the round platform is connect with the work top, the round platform
Diameter be more than the diameter of the frustum, the round platform is used to support the knuckle arm of knuckle.
In optional embodiment of the present invention, second support base includes limit pedestal and limit assembly, the limit
Pedestal includes pedestal and two support ears, and described two support ears are distributed in the pedestal along the width direction of the work top
Both ends, described two support ears connect to form receiving area with the pedestal, and the receiving area is for accommodating knuckle, the branch
Support ear offers the first threaded hole, and first threaded hole runs through the support ear, institute along the width direction of the work top
State two of two support ears the first threaded holes coaxial arrangements, the pedestal offers the perpendicular to the work top
Two threaded holes, second threaded hole are extended close to the one of the receiving area facing towards the work top by the pedestal；
The limit assembly include two the first caging bolts and second caging bolt, first caging bolt with
First threaded hole coordinates and stretches into the receiving area, and second caging bolt coordinates with second threaded hole and portion
Second caging bolt is divided to be located in the receiving area.
In optional embodiment of the present invention, the center line of second threaded hole is located among described two support ears,
The center line of second threaded hole intersects with the center line of first threaded hole.
In optional embodiment of the present invention, what the end set of first caging bolt was useful for connecting with knuckle
The end set of rubber pad, second caging bolt is useful for the rubber pad being connect with knuckle.
In optional embodiment of the present invention, the jacking mechanism includes connecting plate and two mandrils, the connecting plate edge
The width direction of the work top is arranged, and described two mandrils are distributed in the both ends of the connecting plate, the mandril with it is described
Connecting plate connects, and one end of the mandril is located in the accommodating chamber, the other end of the mandril across the work top and
Outside the accommodating chamber, the mandril is slidably connect with the work top.
In optional embodiment of the present invention, there are two guide cylinders for the work top installation, and the guide cylinder is along vertical
It is arranged in the direction of the work top, described two guide cylinders are corresponded with described two mandrils, and the mandril is slidably
Be arranged in the guide cylinder.
In optional embodiment of the present invention, the mandril far from the connecting plate one end be provided with for steering
Save the rubber pad of connection.
In optional embodiment of the present invention, the workbench further includes third support base, and the third supports seat
In in the accommodating chamber and the third support base is installed on the frame, the third support base is used to support the hydraulic pressure and drives
Motivation structure.
In optional embodiment of the present invention, the hydraulic drive mechanism further includes hydraulic oil container, hydraulic pump and motor, institute
It states hydraulic oil container and the hydraulic cylinder is installed on the third support base, the hydraulic cylinder is along perpendicular to the work top
Direction is arranged, and the hydraulic pump is connect with the hydraulic oil container, and the motor is connect with the hydraulic pump, the hydraulic cylinder and institute
Hydraulic oil container is stated to be connected to oil return pipe by oil inlet pipe.
Compared with prior art, beneficial effects of the present invention are：
This carry hydraulic cylinder knuckle taper hole fixing device, it is easy to operate, time saving and energy saving, can avoid knuckle by
It destroys, improves production efficiency.
Description of the drawings
In order to illustrate the technical solution of the embodiments of the present invention more clearly, below will be to needed in the embodiment attached
Figure is briefly described, it should be understood that the following drawings illustrates only certain embodiments of the present invention, therefore is not construed as pair
The restriction of range for those of ordinary skill in the art without creative efforts, can also be according to this
A little attached drawings obtain other relevant attached drawings.
Fig. 1 is the knot at the first visual angle of the knuckle taper hole fixing device provided in an embodiment of the present invention with hydraulic cylinder
Structure schematic diagram；
Fig. 2 is the knot at second of visual angle of the knuckle taper hole fixing device provided in an embodiment of the present invention with hydraulic cylinder
Structure schematic diagram；
Fig. 3 is the knot at the third visual angle of the knuckle taper hole fixing device provided in an embodiment of the present invention with hydraulic cylinder
Structure schematic diagram；
Fig. 4 is the knot at the 4th kind of visual angle of the knuckle taper hole fixing device provided in an embodiment of the present invention with hydraulic cylinder
Structure schematic diagram；
Fig. 5 is the sectional view in the directions A-A of Fig. 2；
Fig. 6 is the structural schematic diagram of knuckle and workbench cooperation.
Icon：100- carries the knuckle taper hole fixing device of hydraulic cylinder；1- workbenches；11- work tops；111- is limited
Position groove；112- through-holes；12- frames；13- accommodating chambers；14- third support bases；The first support bases of 2-；21- broach slot of FIG；22- is bored
Platform；23- round platforms；The second support bases of 3-；31- pedestals；The second threaded holes of 311-；32- support ears；The first threaded holes of 321-；33- holds
Na Qu；The first caging bolts of 34-；The second caging bolts of 35-；4- jacking mechanisms；41- connecting plates；42- mandrils；43- guide cylinders；
5- hydraulic drive mechanisms；51- hydraulic cylinders；511- piston rods；52- hydraulic oil containers；53- hydraulic pumps；54- motors；55- oil inlet pipes；
56- oil return pipes；6- rubber pads；7- knuckles；71- knuckle arms；72- taper holes.
Specific implementation mode
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.The present invention being usually described and illustrated herein in the accompanying drawings is implemented
The component of example can be arranged and be designed with a variety of different configurations.
Therefore, below the detailed description of the embodiment of the present invention to providing in the accompanying drawings be not intended to limit it is claimed
The scope of the present invention, but be merely representative of the present invention selected embodiment.Based on the embodiments of the present invention, this field is common
The every other embodiment that technical staff is obtained without creative efforts belongs to the model that the present invention protects
It encloses.
It should be noted that：Similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi
It is defined, then it further need not be defined and explained in subsequent attached drawing in a attached drawing.
In the description of the present invention, it should be noted that the orientation or positional relationship of the instructions such as term "inner", "outside" is base
In orientation or positional relationship shown in the drawings or the invention product using when the orientation or positional relationship usually put, only
It is that for convenience of description of the present invention and simplification of the description, not indicating or implying the indicated device or element must have specifically
Orientation, with specific azimuth configuration and operation, therefore be not considered as limiting the invention.In addition, term " first ", " the
Two " etc. are only used for distinguishing description, are not understood to indicate or imply relative importance.
In the description of the present invention, it is also necessary to which explanation is unless specifically defined or limited otherwise, term " setting ",
" connection " shall be understood in a broad sense, for example, it may be being fixedly connected, may be a detachable connection, or be integrally connected；Can be
Mechanical connection can also be electrical connection；It can be directly connected, can also can be indirectly connected through an intermediary two
Connection inside element.For the ordinary skill in the art, above-mentioned term can be understood in the present invention with concrete condition
In concrete meaning.
Embodiment
Fig. 1 is please referred to, the knuckle taper hole fixing device 100 with hydraulic cylinder that the present embodiment provides a kind of is applied to add
72 internal keyway of taper hole of work knuckle 7, including workbench 1, the first support base 2, the second support base 3, jacking mechanism 4 and hydraulic pressure
Driving mechanism 5.
As shown in figs 1 to 6, in the present embodiment, workbench 1 includes work top 11 and frame 12, work top 11
The accommodating chamber 13 for surrounding both ends open is connect with frame 12, work top 11 offers limit groove 111, is used for and knuckle 7
It is moved with limitation knuckle 7 is merged；First support base 2 and the second support base 3 are located at the both ends of work top 11, first
The taper hole 72 for supportting one of seat 2 and knuckle 7 knuckle arm 71 coordinates, and keyway, the second support base 3 are drawn convenient for user
It supports and fixes knuckle 7；Jacking mechanism 4 is located at the both sides of work top 11, and hydraulic drive mechanism 5 is located in accommodating chamber 13, top
It plays mechanism 4 and is used to support knuckle 7, hydraulic drive mechanism 5 includes hydraulic cylinder 51, the piston rod 511 of hydraulic cylinder 51 and the machine of jack-up
Structure 4 connects, and piston rod 511 can drive jacking mechanism 4 to be moved along perpendicular to the direction of work top 11, so that with the first support
The knuckle arm 71 of 2 cooperation of seat is detached with the first support base 2.This carries the knuckle taper hole fixing device 100 of hydraulic cylinder, fixed
Time is short, easy to operate, time saving and energy saving, solves the problems, such as that knuckle 7 is stuck, knuckle 7 can be avoided to be destroyed, improved
Production efficiency.
Below to this with hydraulic cylinder knuckle taper hole fixing device 100 all parts concrete structure and mutually it
Between position relationship be described in detail.
In the present embodiment, workbench 1 plays the role of positioning, support, and as depicted in figs. 1 and 2, workbench 1 wraps
Work top 11 and frame 12 are included, work top 11 connect the accommodating chamber 13 for surrounding both ends open with frame 12, is convenient for user
Operation；For work top 11 for placing knuckle 7, frame 12 plays the role of support.Work top 11 offers limit groove
111, limiting slot is connected to accommodating chamber 13, and when knuckle 7 is positioned over work top 11, knuckle 7 is connected in limit groove 111
Interior, limit groove 111 is used to coordinate with knuckle 7, and limits knuckle 7 and moved along the length direction of work top 11.
It should be noted that workbench 1 is rectangular parallelepiped structure, there is length direction, width direction and short transverse, turn
Length direction to section 7 along workbench 1 is arranged.Here work top 11 is platy structure, is not a face.Work is flat
When the placement of platform 1 remains static, work top 11 is horizontally disposed, perpendicular to the direction of work top 11, is equivalent to vertical side
To.
First support base 2 is installed on work top 11, and is fixed relative to work top 11；First support base 2 is opened
Equipped with the broach slot of FIG 21 worn for broaching tool, the first support base 2 is used for the taper hole 72 with one of knuckle 7 knuckle arm 71
Knuckle 7 is supported with merging.Broach slot of FIG 21 runs through the first support base 2 along perpendicular to the direction of work top 11, is equivalent to broaching tool
Slot 21 is vertically arranged, and broaching tool is operated convenient for user.
Further, work top 11 offers through-hole 112 corresponding with broach slot of FIG 21, and through-hole 112 connects with accommodating chamber 13
Logical, when broaching tool moves in broach slot of FIG 21, broaching tool can move in through-hole 112, increase the activity space of broaching tool, improve
The processing quality of the internal keyway of the taper hole 72 of knuckle 7.
As depicted in figs. 1 and 2, the first support base 2 includes frustum 22 and round platform 23, and frustum 22 is for being arranged in knuckle 7
Taper hole 72 in, and be clamped knuckle arm 71, limitation knuckle arm 71 moves；Round platform 23 is connect with frustum 22 and round platform 23 is pacified
Loaded on work top 11, the diameter of round platform 23 is more than the diameter of frustum 22, and round platform 23 is used to support the knuckle arm of knuckle 7
71.The side of first support base 2 hollows out, and forms broach slot of FIG 21, is moved perpendicular to the direction of work top 11 convenient for widening edge, and
And the taper hole 72 of knuckle arm 71 is acted on convenient for broaching tool, complete the processing of 72 internal keyway of taper hole.
Second support base 3 and the first support base 2 are located at the both ends of work top 11, the second support base 3 and first
The both ends that the cooperation of seat 2 supports knuckle 7 respectively are supportted, the second support base 3 is used to support and limits knuckle 7 relative to work top
11 movements.
In the present embodiment, the second support base 3 includes limit pedestal and limit assembly.Pedestal is limited with work top 11 to connect
It connects, limit pedestal includes the receiving area 33 for accommodating knuckle 7, and one end of the separate taper hole 72 of knuckle 7 is positioned over receiving
In area 33；Limit assembly is connect with limit pedestal, and limit assembly acts on knuckle 7, for limit knuckle 7 relative to
Limit pedestal movement.
As shown in figure 3, limit pedestal includes pedestal 31 and two support ears 32, two support ears 32 are along work top 11
Width direction is distributed in the both ends of pedestal 31, and two support ears 32 connect to form receiving area 33 with pedestal 31.In order to improve support
The bonding strength of ear 32 and pedestal 31, as the optional mode of the present embodiment, support ear 32 is integrally formed with pedestal 31.
Further, support ear 32 offers the first threaded hole 321, width of first threaded hole 321 along work top 11
Support ear 32 is run through in direction, and two the first threaded holes 321 of two support ears 32 are coaxially disposed；Pedestal 31 is offered perpendicular to work
Make the second threaded hole 311 of table top 11, the second threaded hole 311 by pedestal 31 close receiving area 33 one facing towards work top
11 extend.As shown in Figure 3 and Figure 4, limit assembly include two the first caging bolts 34 and second caging bolt 35, first
Caging bolt 34 and the first threaded hole 321 coordinate and stretch into receiving area 33, the second caging bolt 35 and the second threaded hole 311
Coordinate and the second caging bolt of part 35 is located in receiving area 33.
Specifically, the second caging bolt 35 is located in receiving area 33, and the second caging bolt 35 is along perpendicular to workbench
The direction in face 11 is arranged, and can support the knuckle 7 in receiving area 33, plays the role of support positioning.First limit spiral shell
Bolt 34 through support ear 32 and is stretched into receiving area 33, the first caging bolt 34 by the side of the separate receiving area 33 of support ear 32
For being connected to knuckle 7, two the first caging bolts 34 are oppositely arranged collective effect in knuckle 7, so that knuckle 7 is solid
It is fixed.
In order to enable 7 stress of knuckle is steady, the center line of the second threaded hole 311 is located among two support ears 32, two
The distance of the 32 to the second threaded hole of a support ear 311 is equal；In the center line of second threaded hole 311 and the first threaded hole 321
Heart line intersects so that the center line of the first threaded hole 321 and the center line of the second threaded hole 311 are coplanar, the second caging bolt 35
It is acted on the same cross section of knuckle 7 with the first caging bolt 34 so that 7 stress equalization of knuckle.
In order to avoid damaging knuckle 7, the end set of the first caging bolt 34 is useful for the rubber being connect with knuckle 7
The end set of pad 6, the second caging bolt 35 is useful for the rubber pad being connect with knuckle 76, and rubber pad 6 and first limits spiral shell
Bolt 34 or the second caging bolt 35 bonding, rubber pad 6 can also slow down the effect that the first caging bolt 34 is applied to knuckle 7
Power or knuckle 7 are applied to the active force of the second caging bolt 35.
Jacking mechanism 4 is located at the both sides of work top 11, and jacking mechanism 4 is slidably connect with work top 11, jacks up
Mechanism 4 is used to support knuckle 7.As shown in Figure 1 and Figure 5, hydraulic drive mechanism 5 is located in accommodating chamber 13, hydraulic drive mechanism 5
Including hydraulic cylinder 51, the piston rod 511 of hydraulic cylinder 51 is connect with jacking mechanism 4, and piston rod 511 can under the action of hydraulic oil
Jacking mechanism 4 is driven to be moved along perpendicular to the direction of work top 11, so that jacking mechanism 4 jacks up knuckle arm 71 and moves, from
And the knuckle arm 71 coordinated with the first support base 2 is made to be detached with the first support base 2.
Specifically, as shown in figure 5, jacking mechanism 4 includes connecting plate 41 and two mandrils 42, connecting plate 41 is along work top
11 width direction setting, two mandrils 42 are distributed in the both ends of connecting plate 41, and mandril 42 is connect with connecting plate 41, mandril 42
One end is located in accommodating chamber 13, and the other end of mandril 42 passes through work top 11 and outside accommodating chamber 13, mandril 42 and work
Table top 11 slidably connects.When the piston rod 511 of hydraulic cylinder 51 along moved perpendicular to the direction of work top 11 when, piston rod
511 drive connecting plates 41 move up (along perpendicular to the direction of work top 11), and mandril 42 is made to be abutted with knuckle arm 71, and
Drive knuckle arm 71 separate or close to work top 11.
Further, jacking mechanism 4 further includes two guide cylinders 43, and two guide cylinders 43 and two mandrils 42 1 are a pair of
It answers, guide cylinder 43 is installed on work top 11, and mandril 42 is slidably arranged in guide cylinder 43.The setting of guide cylinder 43, makes
Mandril 42 move it is more flexible, mandril 42 move guide effect it is good.
Further, one end of the separate connecting plate 41 of mandril 42 is provided with the rubber pad 6 for being connect with knuckle 7,
The active force that knuckle 7 is applied to mandril 42 can be slowed down, mandril 42 is also prevented from and damages knuckle 7.
In the present embodiment, workbench 1 further includes third support base 14, and third support base 14 is located in accommodating chamber 13,
And third support base 14 is installed on frame 12, and third support base 14 is used to support hydraulic drive mechanism 5.Since frame 12 has
Hydraulic drive mechanism 5 is installed on third support base by certain height in order to meet the effect for supporting knuckle 7 of mandril 42
On 14, convenient for saving the length of mandril 42, the displacement distance of mandril 42 is reduced.
Hydraulic drive mechanism 5 further includes hydraulic oil container 52, hydraulic pump 53 and motor 54, and hydraulic oil container 52 and hydraulic cylinder 51 are pacified
Loaded on third support base 14, hydraulic cylinder 51 is arranged along perpendicular to the direction of work top 11, hydraulic pump 53 and hydraulic oil container 52
Connection, motor 54 are connect with hydraulic pump 53, and hydraulic cylinder 51 is connected to hydraulic oil container 52 by oil inlet pipe 55 and oil return pipe 56.Oil inlet
Pipe 55 is relative to oil return pipe 56 close to connecting plate 41, and motor 54, which is powered, drives hydraulic pump 53 to work, the hydraulic pressure in hydraulic oil container 52
Oil enters through oil inlet pipe 55 in hydraulic cylinder 51 under the action of hydraulic pump 53, and piston rod 511 is under the action of hydraulic oil towards work
Make the movement of table top 11, piston rod 511 drives connecting plate 41 to move, and mandril 42 follows connecting plate 41 to move and is connected to knuckle 7,
Mandril 42 pushes knuckle 7 so that knuckle arm 71 is detached with the first support base 2 far from work top 11.When piston rod 511 moves
When to extreme position, motor 54 drives hydraulic pump 53 to draw back hydraulic oil to hydraulic oil container 52,511 band of piston rod from hydraulic cylinder 51
Dynamic connecting plate 41 moves downward, and connecting plate 41 drives mandril 42 to move downward, meanwhile, the hydraulic oil in hydraulic cylinder 51 passes through oil return
Pipe 56 is delivered in hydraulic oil container 52, repeatedly.
The operation principle of the embodiment of the present invention is：
As shown in fig. 6, knuckle 7 is positioned on workbench 1, the second caging bolt 35 of the second support base 3 is to turning
It is supported to section 7, knuckle 7 is fixed in the first caging bolt 34, and the taper hole 72 of knuckle 7 is stuck in the first support base 2
On, after broaching tool draws keyway to the taper hole 72 of knuckle 7, knuckle 7 will be stuck on the first support base 2 due to by downward power；
At this point, motor 54 drives hydraulic pump 53 to work, hydraulic pump 53 conveys the hydraulic oil in hydraulic oil container 52 through oil inlet pipe 55
To hydraulic cylinder 51, piston rod 511 moves under the action of hydraulic oil towards work top 11, pushes connecting plate 41 to moving up
Dynamic, mandril 42 is moved up with connecting plate 41 in guide cylinder 43, to eject knuckle 7 from the first support base 2；It connects
Get off, motor 54 drives hydraulic pump 53 to work, and hydraulic oil is delivered to hydraulic oil container 52, piston by oil inlet pipe 55 through hydraulic cylinder 51
Bar 511 drives connecting plate 41 to move downward, and connecting plate 41 drives mandril 42 to move downward, meanwhile, the hydraulic oil in hydraulic cylinder 51
It is returned in hydraulic oil container 52 by oil return pipe 56, repeatedly.This carries the knuckle taper hole fixing device 100 of hydraulic cylinder, Gu
It is short, easy to operate, time saving and energy saving to fix time, and solves the problems, such as that knuckle 7 is stuck, knuckle 7 can be avoided to wreck, and improves
Production efficiency.
It should be noted that in the absence of conflict, the feature in embodiment in the present invention can be combined with each other.
The foregoing is only a preferred embodiment of the present invention, is not intended to restrict the invention, for the skill of this field
For art personnel, the invention may be variously modified and varied.All within the spirits and principles of the present invention, any made by repair
Change, equivalent replacement, improvement etc., should all be included in the protection scope of the present invention.
Claims (10)
1. a kind of knuckle taper hole fixing device with hydraulic cylinder, which is characterized in that including workbench, the first support base,
Second support base, jacking mechanism and hydraulic drive mechanism；
The workbench includes work top and frame, and the work top connect the appearance for surrounding both ends open with the frame
Receive chamber, the work top offers limit groove, and the limit groove is connected to the accommodating chamber, and the limit groove is used for
It is moved with knuckle with limitation knuckle is merged；
First support base is installed on the work top, and first support base offers the broach slot of FIG worn for broaching tool,
First support base, which is used to match with the taper hole of one of knuckle knuckle arm, merges support knuckle；
Second support base is located at the both ends of the work top with first support base, and second support base is used
It is moved relative to the work top in supporting and limiting knuckle；
The jacking mechanism is slidably connect with the work top, and the jacking mechanism is located at the two of the work top
Side, the jacking mechanism are used to support knuckle；
The hydraulic drive mechanism is located in the accommodating chamber, and the hydraulic drive mechanism includes hydraulic cylinder, the hydraulic cylinder
Piston rod is connect with the jacking mechanism, and the piston rod can drive the jacking mechanism along perpendicular to the direction of work top
It is mobile, so as to be detached with first support base with the knuckle arm of first support base cooperation.
2. the knuckle taper hole fixing device according to claim 1 with hydraulic cylinder, which is characterized in that described first
Support seat includes frustum and round platform, the frustum for being arranged in the taper hole of knuckle, the round platform connect with the frustum and
The round platform is connect with the work top, and the diameter of the round platform is more than the diameter of the frustum, and the round platform is used to support
The knuckle arm of knuckle.
3. the knuckle taper hole fixing device according to claim 1 with hydraulic cylinder, which is characterized in that described second
It includes pedestal and two support ears, described two support ear edges that seat, which is supportted, including limit pedestal and limit assembly, the limit pedestal
The width direction of the work top is distributed in the both ends of the pedestal, and described two support ears connect to form appearance with the pedestal
Na Qu, the receiving area offer the first threaded hole for accommodating knuckle, the support ear, and first threaded hole is described in
The width direction of work top runs through the support ear, and two first threaded holes of described two support ears are coaxially disposed,
The pedestal offers the second threaded hole perpendicular to the work top, second threaded hole by the pedestal close institute
State receiving area one extends facing towards the work top；
The limit assembly include two the first caging bolts and second caging bolt, first caging bolt with it is described
First threaded hole coordinates and stretches into the receiving area, and second caging bolt coordinates with second threaded hole and part institute
The second caging bolt is stated to be located in the receiving area.
4. the knuckle taper hole fixing device according to claim 3 with hydraulic cylinder, which is characterized in that second spiral shell
The center line of pit is located among described two support ears, in the center line of second threaded hole and first threaded hole
Heart line intersects.
5. the knuckle taper hole fixing device according to claim 3 with hydraulic cylinder, which is characterized in that first limit
The end set of position bolt is useful for rubber pad connect with knuckle, the end set of second caging bolt be useful for and
The rubber pad of knuckle connection.
6. the knuckle taper hole fixing device according to claim 1 with hydraulic cylinder, which is characterized in that the jack-up machine
Structure includes connecting plate and two mandrils, and the connecting plate is arranged along the width direction of the work top, described two mandrils point
The both ends of the connecting plate are distributed in, the mandril is connect with the connecting plate, and one end of the mandril is located in the accommodating chamber,
The other end of the mandril passes through the work top and outside the accommodating chamber, and the mandril can be slided with the work top
Dynamic connection.
7. the knuckle taper hole fixing device according to claim 6 with hydraulic cylinder, which is characterized in that the workbench
There are two guide cylinder, the guide cylinder is arranged along perpendicular to the direction of the work top for face installation, described two guide cylinders with
Described two mandrils correspond, and the mandril is slidably arranged in the guide cylinder.
8. the knuckle taper hole fixing device according to claim 6 with hydraulic cylinder, which is characterized in that the mandril
One end far from the connecting plate is provided with the rubber pad for being connect with knuckle.
9. the knuckle taper hole fixing device according to claim 1 with hydraulic cylinder, which is characterized in that the work is flat
Platform further includes third support base, and the third support base is located in the accommodating chamber and the third support base is installed on the frame
Frame, the third support base are used to support the hydraulic drive mechanism.
10. the knuckle taper hole fixing device according to claim 9 with hydraulic cylinder, which is characterized in that the hydraulic pressure
Driving mechanism further includes hydraulic oil container, hydraulic pump and motor, and the hydraulic oil container and the hydraulic cylinder are installed on the third branch
It supportting on seat, the hydraulic cylinder is arranged along perpendicular to the direction of the work top, and the hydraulic pump is connect with the hydraulic oil container,
The motor is connect with the hydraulic pump, and the hydraulic cylinder is connected to the hydraulic oil container by oil inlet pipe and oil return pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810647868.9A CN108526962A (en) | 2018-06-22 | 2018-06-22 | Knuckle taper hole fixing device with hydraulic cylinder |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810647868.9A CN108526962A (en) | 2018-06-22 | 2018-06-22 | Knuckle taper hole fixing device with hydraulic cylinder |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108526962A true CN108526962A (en) | 2018-09-14 |
Family
ID=63471437
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810647868.9A Pending CN108526962A (en) | 2018-06-22 | 2018-06-22 | Knuckle taper hole fixing device with hydraulic cylinder |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108526962A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110722198A (en) * | 2019-10-11 | 2020-01-24 | 湖北三环锻造有限公司 | Automobile steering knuckle finish milling clamp and using method |
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