CN102677731B - Pedal device of construction machine and construction machine - Google Patents
Pedal device of construction machine and construction machine Download PDFInfo
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- CN102677731B CN102677731B CN201210066573.5A CN201210066573A CN102677731B CN 102677731 B CN102677731 B CN 102677731B CN 201210066573 A CN201210066573 A CN 201210066573A CN 102677731 B CN102677731 B CN 102677731B
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- pendular body
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- operating pedal
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Abstract
The present invention provides a pedal device of a construction machine suitable for adjusting a posture of an operating pedal relative to the floor and the construction machine. The pedal device in the present invention is characterized by comprising a swing body (20) which is supported to swing around a specified shaft (5) relative to the floor (2) of a cab of the construction machine, the operating pedal (30) receiving operations, and a connecting mechanism (40) used for connecting the swing body (20) with the operating pedal (30) and adjusting the posture of the operating pedal (30) relative to the swing body (20); wherein, the swing body (20) is provided with a locking part (25) used for locking the swing body (20) at a preset position relative to the floor (2).
Description
Technical field
The application advocates the priority of No. 2011-058575th, Japanese patent application based on March 16th, 2011 application.The full content of its application is by reference to being applied in this manual.
The present invention relates to a kind of device with pedal and this construction machinery of construction machinery.
Background technology
Driver's cabin at construction machineries such as hydraulic actuated excavator or bulldozers is provided with the operating pedal of accepting the operated by foot based on driver.The floor of the relative driver's cabin of operating pedal can swingingly be supported centered by regulation axle, by operating swing based on stepping on operation or post legged before driver.
In recent years, coordinate driver's health or hobby to develop the device with pedal (for example refer to Patent Document 1) of capable of regulating operating pedal with respect to the posture (inclination) on floor.This device with pedal has the pendular body that is supported on swingably floor, in the screwed hole embedding being formed on pendular body, runs through the bolt that is formed at the circular-arc slotted hole on operating pedal.Loose bolts changes operating pedal with respect to the posture of pendular body fastening bolt again, thus can adjusting operation pedal with respect to the posture on floor.
Patent documentation 1: Japanese kokai publication hei 6-230841 communique
But in device with pedal in the past, when adjusting operation pedal is during with respect to the posture on floor, because pendular body swings, so workability is poor.
Summary of the invention
The present invention completes in view of above-mentioned problem, and its object is to provide a kind of adjusting operation pedal that is suitable for respect to the device with pedal of the construction machinery of the operation of the posture on floor.
In order to solve above-mentioned purpose, the invention provides a kind of device with pedal of construction machinery, it is characterized in that having:
Pendular body with respect to the floor-supporting of the driver's cabin of construction machinery for swinging centered by regulation axle;
Accept the operating pedal of operation; And
Described pendular body and described operating pedal are connected to and can adjust described operating pedal with respect to the connect mechanism of the posture of described pendular body,
On described pendular body, be provided with for lock the sticking department of described pendular body in precalculated position with respect to described floor.
Invention effect:
According to the present invention, can provide a kind of adjusting operation pedal that is suitable for respect to the device with pedal of the construction machinery of the operation of the posture on floor.
Accompanying drawing explanation
Fig. 1 is the local lateral view that represents the pedal unit of the construction machinery based on one embodiment of the present invention and the peripheral device of pedal unit disrumpent feelingsly.
Fig. 2 is the decomposition side view of pendular body and operating pedal.
Fig. 3 means that operating pedal is with respect to the lateral view (1) of the posture of pendular body.
Fig. 4 means that operating pedal is with respect to the lateral view (2) of the posture of pendular body.
Fig. 5 is the stereogram of fixture.
Fig. 6 is the stereogram of locking mechanism.
In figure: 2-floor, 9-pedal unit, 10-device with pedal, 20-pendular body, 22-plate-like portion, 23,24-bolt hole, 25-lock hole (sticking department), 30-operating pedal, 32-plate-like portion, 33,34-bolt hole, 40-connect mechanism, 41,42-bolt, 43-fixture, 44,45-nut, 46-nut retainer, 50-locking mechanism.
The specific embodiment
Below, with reference to accompanying drawing to describing for implementing mode of the present invention, but in each accompanying drawing to the additional identical or corresponding symbol of identical or corresponding structure and description thereof is omitted.
Fig. 1 is the local lateral view that represents the pedal unit of the construction machinery based on one embodiment of the present invention and the peripheral device of pedal unit disrumpent feelingsly.The latch-release state of the STA representation pendular body representing with solid line in Fig. 1, the lock-out state of the STA representation pendular body representing with double dot dash line.Fig. 2 is the decomposition side view of pendular body and operating pedal.
As shown in Figure 1, on the floor 2 of the driver's cabin of the construction machinery such as hydraulic actuated excavator or bulldozer, be provided with the device 3 that carries out predetermined action according to the operation of aftermentioned device with pedal 10.Device 3 has be fixed on the fixed part 4 on floor 2, the axial region 5 that is supported in fixed part 4, the rotor 6 that can rotate and the 1st and the 2nd lifter pin 7,8 of lifting with the rotation interlock of rotor 6 centered by axial region 5.The the 1st and the 2nd lifter pin 7,8 respectively by spring etc. by the application of force upward.
Periphery at this device 3, is equipped with pedal unit 9.Pedal unit 9 consists of device with pedal 10 and locking mechanism 50.
Device with pedal 10 has floor 2 pendular body 20 being supported swingably and the operating pedal 30 of accepting operation with respect to driver's cabin.Pendular body 20 and operating pedal 30 are linked by aftermentioned connect mechanism 40.
Pendular body 20 by be attached at device 3 rotor 6 linking part 21 and with respect to plate-like portion 22 of axial region 5 arranged perpendicular etc., form.Pendular body 20 can swing centered by axial region 5.
Operating pedal 30 is such as by pallet body 31 and be based in the quilt cover (formations such as plate-like portion 32 of the face 31b of the opposition side of operating surface 31a of pallet body 31.Plate-like portion 32, with respect to axial region 5 arranged perpendicular, contacts with 22 of the plate-like portions of pendular body 20.
Pallet body 31 have accept based on before driver, step on operation before step on the 31c of portion and accept the 31d of post legged portion of the post legged operation based on driver.Before step on the 31c of portion and the 31d of post legged portion moulding integratedly.
On the operating surface 31a of pallet body 31, be provided with the concavo-convex of anti-skidding use.
In this device with pedal 10, if by stepping on operating pedal 30 before driver, operating pedal 30, pendular body 20 and rotor 6 centered by axial region 5 to arrow A direction (with reference to figure 1) unitary rotation.At this moment, the 1st lifter pin 7 declines with the rotation interlock of rotor 6.
And in device with pedal 10, if by driver's post legged operating pedal 30, operating pedal 30, pendular body 20 and rotor 6 rotate integratedly to arrow B direction (with reference to figure 1) centered by axial region 5.At this moment, the 2nd lifter pin 8 declines with the rotation interlock of rotor 6.Like this, device with pedal 10 rotates from neutral position to A direction and B direction both direction.
Device with pedal 10 also has pendular body 20 and operating pedal 30 is connected to capable of regulating operating pedal 30 with respect to the connect mechanism 40 of the posture of pendular body 20.
Connect mechanism 40 for example has for a plurality of bolts 41,42 of fastening pendular body 20 and operating pedal 30 and is formed with the fixture 43 corresponding to a plurality of screwed holes of a plurality of bolts 41,42.
A plurality of bolts 41,42 respectively with axial region 5 configured in parallel, be inserted through the bolt hole of pendular body 20 and the bolt hole of operating pedal 30 and be threadedly connected to corresponding screwed hole.
As shown in Figures 1 and 2, a plurality of bolts hole 23,24 that run through the plate-like portion 22 that is formed at pendular body 20 form circular-arc centered by the axle parallel with axial region 5 and are arranged on same circumference.Below, bolt hole 23,24 is called to circular hole 23,24.
On the other hand, as shown in Figure 2, a plurality of bolts hole 33,34 that run through the plate-like portion 32 that is formed at operating pedal 30 form circle.The diameter of bolt hole 33,34 is set the diameter that is a bit larger tham the bolt 41,42 being inserted through for.Below bolt hole 33,34 is called to circular hole 33,34.
As shown in Fig. 3 and Fig. 4 etc., a plurality of circular holes 33,34 are set for while observing from the axis direction of axial region 5 overlapping with corresponding circular hole 23,24 respectively.
For example, as shown in Figure 3, when a side circular hole 33 is positioned at upper end in circular hole 23, the opposing party's circular hole 34 is positioned at lower end in circular hole 24.In this state, operating pedal 30 diminishes with respect to the inclination on floor 2.
In addition, as shown in Figure 4, when a side circular hole 33 is positioned at lower end in circular hole 23, the opposing party's circular hole 34 is positioned at upper end in circular hole 24.In this state, operating pedal 30 is with respect to the inclination steepening on floor 2.
A plurality of circular holes 23,24 as above-mentionedly form circular-arc centered by the axle parallel with axial region 5 and be arranged on same circumference.Therefore, when a side circular hole 33 is in circular hole 23 during from upper end to lower end continuous moving, the opposing party's circular hole 34 continuous moving from the bottom to the top in circular hole 24.Thus, can continuous setup operating pedal 30 with respect to the inclination on floor 2.
Fig. 5 is the stereogram of fixture.
For example as shown in Figure 5, fixture 43 has the nut retainer 46 of a plurality of nuts 44,45 to form by a plurality of nuts 44,45 and the set of being combined with a plurality of bolt 41,42 screw threads.Because the position relationship of a plurality of nuts 44,45 is fixed, so workability is good.
On nut retainer 46, run through and be formed with a plurality of bolts hole 47,48, on the outlet edge of bolt hole 47,48, by sets such as fillet welding, have nut 44,45.At screwed hole 44a, the 45a of nut 44,45, be screwed into the bolt 41,42 in through bolt hole 47,48.
In connect mechanism 40, by loosening a plurality of bolts 41,42, can be interior to circumferential movement at the circular hole 23,24 of inserting respectively logical a plurality of bolts 41,42, and capable of regulating operating pedal 30 is with respect to the posture of pendular body 20.And by tightening a plurality of bolts 41,42, operating pedal 30 is fixed with respect to the posture of pendular body 20.
As shown in Figure 1 to 4, in device with pedal 10, on pendular body 20, be provided with for the lock hole (sticking department) 25 at precalculated position locking pendular body 20 with respect to floor 2.For example, by with respect to floor 2, in precalculated position, (centre position) locks pendular body 20, adjusting operation pedal 30 improves with respect to the workability of the posture on floor 2.
Fig. 6 is the stereogram of locking mechanism.
Locking mechanism 50 can be with respect to floor 2 at precalculated position locking pendular body 20.Locking mechanism 50 for example has the stop pin 51 of the lock hole 25 (with reference to figure 1) can plug forming on the plate-like portion 22 of pendular body 20.Lock hole 25 is the holes that are parallel to axial region 5, if insert stop pin 51 at lock hole 25, limits the swing of the pendular body 20 centered by axial region 5.If extract stop pin 51 from lock hole 25, pendular body 20 can swing centered by axial region 5.
Locking mechanism 50 also has supporting device 52, and described supporting device can support rotationally stop pin 51 with respect to floor 2 centered by the axle that is parallel to stop pin 51, and can be to the axially movably supporting of stop pin 51.
Supporting device 52 for example has the fixed part 53 that is fixed on floor 2 and pin portion 55 with stop pin 51 parallel links.Pin portion 55 is rotatably inserted through the through hole that is formed on fixed part 53, and through hole is guide pin portion 55 vertically.
Stop pin 51 supports as rotating centered by pin portion 55 with respect to floor 2.The rotary motion trace of stop pin 51 is set for while observing from the axis direction of axial region 5 and the swinging track quadrature of lock hole 25.Can lock reliably in precalculated position pendular body 20 thus.
For the latch-release that prevents from causing because of maloperation, supporting device 52 also can have when manually drawing stop pin 51 from lock hole 25 to be pressed and the elastic body (for example helical spring) 58 of elastic deformation by pin portion 55.Helical spring 58 is for example arranged between the top 55a and fixed part 53 of pin portion 55.
Then, to adjusting operating pedal 30 in the device with pedal 10 be set as said structure, with respect to the method for the posture on floor 2, describe.
First, the operation of shut-down operation pedal 30, operating pedal 30, pendular body 20 and rotor 6 turn back to centre position.At this moment, as used as shown in solid line in Fig. 1, the stop pin 51 of locking mechanism 50 is positioned at the position of the axis that departs from lock hole 25.In addition, by fastening operating pedal 30 and pendular bodies 20 such as a plurality of bolts 41,42.
Then, the restoring force of stop pin 51 opposing helical springs 58 moves vertically, and rotation and being positioned on the axis of lock hole 25 centered by pin portion 55.Then,, as used as shown in double dot dash line in Fig. 1, stop pin 51 is inserted in lock hole 25, and pendular body 20 locks in neutral position.At this moment, because helical spring 58 recovers elasticity, therefore can prevent from being pulled out because maloperation causes stop pin 51.
Then, loosening a plurality of bolts 41,42, operating pedal 30 rotates centered by the axle parallel with axial region 5 with respect to pendular body 20, and operating pedal 30 changes with respect to the posture of pendular body 20.At this moment, because pendular body 20 is locked in centre position, therefore easily carry out stance adjustment.If recovery adjustment, a plurality of bolts 41,42 are tightened, and operating pedal 30 is fixed with respect to the posture of pendular body 20.
Then, the restoring force of stop pin 51 opposing helical springs 58 is to moving axially, and from lock hole 25 is drawn, centered by pin portion 55, rotation, moves to the position of departing from the axis of lock hole 25.Then, helical spring 58 recovers elasticity, and stop pin 51 moves vertically.Like this, the locking of pendular body 20 is disengaged.
Afterwards, if operating operation pedal 30, operating pedal 30, pendular body 20 and rotor 6 rotate integratedly to arrow A direction or arrow B direction centered by axial region 5, and the 1st lifter pin 7 or the 2nd lifter pin 8 decline.
Above, one embodiment of the present invention is illustrated, but the invention is not restricted to above-mentioned embodiment.Can be to various distortion or the displacement in addition of above-mentioned embodiment in not departing from the scope of the present invention.
For example, on pendular body 20, form in the above-described embodiment circular hole 23,24, on operating pedal 30, form circular hole 33,34, but also can on pendular body 20, form circular hole 33,34, and on operating pedal 30, form circular hole 23,24.
And the connect mechanism 40 of above-mentioned embodiment has fixture 43, but do not have fixture 43 passable yet.At this moment, bolt 41,42 is screwed in the screwed hole that is formed at pendular body 20 or operating pedal 30.
And the fixture 43 of above-mentioned embodiment consists of a plurality of nuts 44,45 and nut retainer 46, but the present invention is not limited to this.For example, fixture 43 can be the thin plate that is formed with a plurality of screwed holes.
And the sticking department 25 of above-mentioned embodiment is for to be formed on the hole of plate-like portion 22, but also can be the projection that is formed on plate-like portion 22, at this moment, locking mechanism 50 also can have the hole that locks described projection and replace stop pin 51.
Claims (7)
1. a device with pedal for construction machinery, is characterized in that, has:
Pendular body with respect to the floor-supporting of the driver's cabin of construction machinery for swinging centered by regulation axle;
Accept the operating pedal of operation; And
Described pendular body and described operating pedal are connected to and can adjust described operating pedal with respect to the connect mechanism of the posture of described pendular body,
On described pendular body, be provided with for lock the sticking department of described pendular body in precalculated position with respect to described floor,
Described connect mechanism has a plurality of bolts of fastening described pendular body and described operating pedal,
Run through a plurality of bolts hole that are formed on described pendular body or described operating pedal and be formed circular-arc centered by the axle parallel with described regulation axle, and be configured on same circumference,
By becoming flexible described a plurality of bolts, described a plurality of bolts can move along circumferential in slotting logical described bolt hole respectively, and can adjust described posture.
2. the device with pedal of construction machinery as claimed in claim 1, wherein,
Described connect mechanism also has the fixture that is formed with a plurality of screwed holes corresponding with described a plurality of bolts.
3. the device with pedal of construction machinery as claimed in claim 2, wherein,
Described fixture has with described a plurality of bolts and carries out a plurality of nuts that screw thread is combined and the retainer of the plurality of nut of set.
4. a pedal unit, is characterized in that,
There is the device with pedal of the construction machinery described in claim 1 or 2 and can in precalculated position, lock with respect to described floor the locking mechanism of described pendular body.
5. a construction machinery, is provided with driver's cabin, it is characterized in that,
This construction machinery has:
Be arranged on the action bars of described driver's cabin;
Operate the driver's seat that the driver of described action bars takes a seat;
Floor-supporting with respect to described driver's cabin is the pendular body that can swing centered by regulation axle;
Accept the operating pedal of operation; With
Described pendular body and described operating pedal are connected to and can adjust described operating pedal with respect to the connect mechanism of the posture of described pendular body,
On described pendular body, be provided with for lock the sticking department of described pendular body in precalculated position with respect to described floor,
Described connect mechanism has a plurality of bolts of fastening described pendular body and described operating pedal,
Run through a plurality of bolts hole that are formed on described pendular body or described operating pedal and be formed circular-arc centered by the axle parallel with described regulation axle, and be configured on same circumference,
By becoming flexible described a plurality of bolts, described a plurality of bolts can move along circumferential in slotting logical described bolt hole respectively, and can adjust described posture.
6. construction machinery as claimed in claim 5, wherein, described connect mechanism also has the fixture that is formed with a plurality of screwed holes corresponding with described a plurality of bolts.
7. construction machinery as claimed in claim 6, wherein, described fixture has with described a plurality of bolts and carries out a plurality of nuts that screw thread is combined and the retainer of the plurality of nut of set.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| JP058575/2011 | 2011-03-16 | ||
| JP2011058575A JP5329588B2 (en) | 2011-03-16 | 2011-03-16 | Pedal device for construction machine and pedal unit |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102677731A CN102677731A (en) | 2012-09-19 |
| CN102677731B true CN102677731B (en) | 2014-09-24 |
Family
ID=46810251
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210066573.5A Active CN102677731B (en) | 2011-03-16 | 2012-03-14 | Pedal device of construction machine and construction machine |
Country Status (2)
| Country | Link |
|---|---|
| JP (1) | JP5329588B2 (en) |
| CN (1) | CN102677731B (en) |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103088868A (en) * | 2013-02-20 | 2013-05-08 | 山重建机(济宁)有限公司 | Novel hydraulic excavator multifunctional auxiliary tool controller |
| JP6572858B2 (en) | 2016-09-28 | 2019-09-11 | 株式会社デンソー | Pedal device |
| JP6549803B2 (en) * | 2017-03-31 | 2019-07-24 | 日立建機株式会社 | Construction machinery |
| CN107943199B (en) * | 2017-09-30 | 2020-01-07 | 中国北方发动机研究所(天津) | Sheet metal electronic pedal |
Family Cites Families (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPS6256481U (en) * | 1985-09-30 | 1987-04-08 | ||
| JPH0475755U (en) * | 1990-11-15 | 1992-07-02 | ||
| JPH06230841A (en) * | 1993-02-04 | 1994-08-19 | Hitachi Constr Mach Co Ltd | Pedal device for controlling hydraulic actuator |
| JPH07251650A (en) * | 1994-03-15 | 1995-10-03 | Shin Caterpillar Mitsubishi Ltd | Running control device for construction vehicle or the like |
| JP4138404B2 (en) * | 2002-08-27 | 2008-08-27 | 豊田鉄工株式会社 | Movable pedal device |
| JP2005250995A (en) * | 2004-03-05 | 2005-09-15 | Sumitomo (Shi) Construction Machinery Manufacturing Co Ltd | Pedal device of construction machine |
| JP4690983B2 (en) * | 2006-09-20 | 2011-06-01 | 日立建機株式会社 | Operation pedal device for construction machinery |
| CN201390158Y (en) * | 2008-12-26 | 2010-01-27 | 江苏罗思韦尔电气有限公司 | Automobile accelerator pedal with suspension type angular displacement transmitter |
-
2011
- 2011-03-16 JP JP2011058575A patent/JP5329588B2/en active Active
-
2012
- 2012-03-14 CN CN201210066573.5A patent/CN102677731B/en active Active
Also Published As
| Publication number | Publication date |
|---|---|
| JP5329588B2 (en) | 2013-10-30 |
| JP2012193548A (en) | 2012-10-11 |
| CN102677731A (en) | 2012-09-19 |
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