CN103088855A - Electric control device of small-sized loader - Google Patents
Electric control device of small-sized loader Download PDFInfo
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- CN103088855A CN103088855A CN201210551131XA CN201210551131A CN103088855A CN 103088855 A CN103088855 A CN 103088855A CN 201210551131X A CN201210551131X A CN 201210551131XA CN 201210551131 A CN201210551131 A CN 201210551131A CN 103088855 A CN103088855 A CN 103088855A
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- loader
- electric cylinder
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- power transmission
- transmission shaft
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Abstract
The invention discloses an electric control device of a small-sized loader. The electric control device of the small-sized loader at least comprises a bucket, a loader body, an operating mechanism and a lifting mechanism of the small-sized loader, wherein the bucket is connected with the loader body through lifting arms, the lifting arms comprise a left arm, a middle arm and a right arm, and movable joints are arranged on the left arm, the middle arm and the right arm. The electric control device of the small-sized loader is characterized in that the left arm, the middle arm and the right arm are respectively connected with an electric cylinder telescopic arm, an electric cylinder is fixed with the loader body, and the electric cylinder is electrically connected with the operating mechanism. The electric control device of the small-sized loader solves the technical problems that an existing loader driving system is inconvenient to install, low in transmission efficiency, short in service life, large in running noise, and low in reliability.
Description
Technical field
The present invention relates to small sized loader, relate in particular to the small sized loader electric controller.
Background technology
The scraper bowl of loader is connected with loader body by lift arm, lift arm is made of the left, center, right arm, on the arm of left, center, right, turning joint is arranged, the left, center, right arm is connected with respectively oil cylinder mechanism, and flexible scraper bowl lifting, landing and the scraper bowl of making of controlling three oil cylinder mechanisms by controlling organization overturns.
But there is following problem in existing hydraulic system:
1, fluid pressure line connects complicated and easily produces the ox leakage of oil and system's installation inconvenience.
2, hydraulicefficiency is low, so battery fork lift truck generally all adopts independent motor to drive hydraulic pump.The operating efficiency that makes system due to operating principle and the manufacture craft of hydraulic pump is lower, causes the waste of the energy.
3, hydraulic system brings that the decrease in efficiency, reliability of loader integral body reduce, the operation noise is large, energy consumption increases, and manufacturing cost is high, and the system complex installation difficulty is large.
Summary of the invention
The object of the invention is to provide a kind of small sized loader electric controller, the technical problem that installation is inconvenient, transmission efficiency is low, application life is low, the operation noise is large, reliability is low of being brought to solve existing loader drive system.
the object of the present invention is achieved like this, the small sized loader electric controller, which comprises at least the scraper bowl of loader, loader body, operating mechanism and lifting mechanism, scraper bowl is connected with loader body by lift arm, lift arm comprises a left side, right, right arm, left, in, turning joint is arranged on right arm, it is left, in, right arm is connected with respectively the electric cylinder telescopic arm, electric cylinder and loader body are fixed, electric cylinder is electrically connected to operating mechanism, controlled left by operating mechanism, in, the electric cylinder work of right arm, the push rod of telescopic electric cylinder makes the scraper bowl lifting, landing and scraper bowl upset.
Described electric cylinder comprises motor, gear pair, gear-box, power transmission shaft, drive bearing and push rod, motor is by speed changer or direct connection teeth wheel set, gear pair is fixed in gear-box, gear pair is the connection for transmission axle simultaneously, power transmission shaft is connected with the drive bearing bearing, and gear pair makes power transmission shaft and motor reel consist of parallel construction; Electric cylinder is connected with the operating mechanism of loader body, controls push rod by operating mechanism and starts, stops, stretching out, retract, and makes lift arm drive the scraper bowl lifting.
Described electric cylinder comprises motor, power transmission shaft, drive bearing and push rod, motor, power transmission shaft, drive bearing and push rod are on an axis, motor drives power transmission shaft by speed changer and rotates, power transmission shaft is fixed in drive bearing, push rod stretches out or retracts along with motor reel rotates, and during work, electric cylinder is connected with the operating mechanism of loader body, control push rod by operating mechanism and start, stop, stretching out, retract, make lift arm drive the scraper bowl lifting.
In described electric cylinder, angular transducer is arranged; Angular transducer is magnetic induction sensor or photoelectric sensor, and the output signal of angular transducer is sent into operating mechanism; Operating mechanism drives the push rod telescopic location that executing agency guarantees electric cylinder, reaches the raised position of controlling scraper bowl.
The advantage that the present invention has is:
1, the present invention drives respectively and controls because whole drive system adopts a plurality of motors, makes system effectiveness high, and system's consumed energy hardly when not promoting.
2, electric ball screw cylinder of the present invention have advantages of impulse stroke and operating rate accurately controlled, reliability is high, can not produce leakage of oil, system is easy for installation.Adopt the conversion of moving of ball screw assembly, or lead screw pair, have advantages of that conversion efficiency is high, long service life.
3, electric ball screw cylinder operation noise of the present invention is low, and environmentally safe manufactures little low.
4, electric ball screw cylinder of the present invention have advantages of manufacturing high conformity, be convenient to repair and replacement.
Description of drawings
The present invention will be further described below in conjunction with the embodiment accompanying drawing:
Fig. 1 is the embodiment of the present invention 1 structural representation;
Fig. 2 is the electric cylinder structural representation.
In figure: 1, scraper bowl; 2, loader body; 3, lift arm; 4, left electric cylinder; 5, right electric cylinder; 6, electric cylinder telescopic arm; 7, push rod; 8, gear-box; 9, electric cylinder; 10, speed changer; 11, motor; 12, power transmission shaft; 13, drive bearing; 14, gear pair; 15, operating mechanism
The specific embodiment
as shown in Figure 1, which comprises at least the scraper bowl 1 of loader, loader body 2, operating mechanism 15 and operating mechanism 15, scraper bowl 1 is connected with loader body 2 by lift arm 3, lift arm 3 comprises a left side, in, right arm, be distributed in the left side of loader body 2, in, right position, left, in, turning joint is arranged on right arm, left, in, right arm is connected with respectively electric cylinder 9 telescopic arm push rods 7, electric cylinder 9 cylinder bodies and loader body 2 are fixing, left, in, right electric cylinder 9 is electrically connected to operating mechanism 15 respectively, control left by operating mechanism 15, in, electric cylinder 9 work of right arm, the push rod 7 of telescopic electric cylinder 9 makes scraper bowl 1 lifting, landing and scraper bowl upset.
As shown in Figure 2, electric cylinder 9 comprises motor 11, gear pair 14, gear-box 8, power transmission shaft 14, drive bearing 13 and push rod 7, motor 11 is by speed changer or direct connection teeth wheel set 14, gear pair 14 is fixed in gear-box 8, gear pair 14 is connection for transmission axle 12 simultaneously, power transmission shaft 12 is connected with drive bearing 13 bearings, and gear pair 14 makes power transmission shaft 12 and motor 11 axles consist of parallel construction; Electric cylinder 9 is connected with the operating mechanism 15 of loader body 2, controls push rod 7 by operating mechanism 15 and starts, stops, stretching out, retract, and makes lift arm drive the scraper bowl lifting.
Angular transducer is arranged in electric cylinder; Angular transducer is magnetic induction sensor or photoelectric sensor, and the output signal of angular transducer is sent into operating mechanism 15; Operating mechanism 15 drives push rod 7 telescopic locations that executing agency guarantees electric cylinder, reaches the raised position of controlling scraper bowl.
In the present invention, electric cylinder 9 comprises left electric cylinder 4 and right electric cylinder 5, and left electric cylinder 4 and right electric cylinder 5 are respectively on left and right arm.
A complete electric cylinder should comprise power control mechanism, position feedback mechanism, executing agency and brake system; Power control mechanism comprises motor and electric machine control system; Position feedback mechanism comprises the magnetic induction sensor with the coaxial setting of motor shaft; The output signal of magnetic induction sensor is sent into electric machine control system; Executing agency comprises runner assembly and translation assembly; Runner assembly comprises bearing chamber, leading screw, is arranged on two pressure bearings in bearing chamber; One end of leading screw is provided with external screw thread, and coaxial being connected of gear shaft in its other end and gear pair arranges the spacing pillow block with leading screw axle center perpendicular direction on its middle part circumference face; Spacing pillow block is arranged in bearing chamber, and two bearings are separately positioned on the axial both sides of spacing pillow block; The translation assembly comprises limit base, is arranged on the interior execution bar of limit base, can be combined into leading screw the nut of ball screw assembly, or lead screw pair; The external part of carrying out bar is provided with connector, and the other end of carrying out bar is provided with blind hole, and nut is embedded in blind hole, and being provided with on limit base can be for carrying out the axially movable centre bore of bar; Motor is fixed on a side of bearing chamber together with gear pair, limit base is fixed on the another side of bearing chamber; But brake system comprises and motor or the coaxial solid brake disc of leading screw and the brake block of locking brake disc, brake disc and brake(-holder) block composition braking brake.Between centre bore and execution bar, anti-wearing liner can be set, anti-wearing liner adopts the preparation of graphite nylon material.
Be not limited to rotate if carry out the external part of bar, the limited block of two evaginations need to be set in the circumference side of carrying out bar; Arrange on limit base simultaneously and can supply two two stopper slots that limited block slides vertically; This moment, limit base also needed to arrange two cover plates that are used for airtight stopper slot.Limited block is bumping square or semicircle spherical protrusions.
The bearing on the axial both sides of spacing pillow block can adopt thrust bearing, radial bearing.
In order to seal, between execution bar (push rod 7) external part and limit base respective end, oil sealing can be set.
Claims (4)
1. small sized loader electric controller, which comprises at least scraper bowl, loader body, operating mechanism and the lifting mechanism of loader, scraper bowl is connected with loader body by lift arm, lift arm comprises the left, center, right arm, on the arm of left, center, right, turning joint is arranged, it is characterized in that: the left, center, right arm is connected with respectively the electric cylinder telescopic arm, and electric cylinder and loader body are fixed, and electric cylinder is electrically connected to operating mechanism.
2. small sized loader electric controller according to claim 1, it is characterized in that: described electric cylinder comprises motor, gear pair, gear-box, power transmission shaft, drive bearing and push rod, motor is by speed changer or direct connection teeth wheel set, gear pair is fixed in gear-box, gear pair is the connection for transmission axle simultaneously, power transmission shaft is connected with the drive bearing bearing, and gear pair makes power transmission shaft and motor reel consist of parallel construction; Electric cylinder is connected with the operating mechanism of loader body.
3. a small sized loader electric controller according to claim 1, it is characterized in that: described electric cylinder comprises motor, power transmission shaft, drive bearing and push rod, motor, power transmission shaft, drive bearing and push rod are on an axis, motor drives power transmission shaft by speed changer and rotates, and power transmission shaft is fixed in drive bearing.
4. a small sized loader electric controller according to claim 1, is characterized in that: in described electric cylinder, angular transducer is arranged; Angular transducer is magnetic induction sensor or photoelectric sensor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210551131XA CN103088855A (en) | 2012-12-18 | 2012-12-18 | Electric control device of small-sized loader |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210551131XA CN103088855A (en) | 2012-12-18 | 2012-12-18 | Electric control device of small-sized loader |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN103088855A true CN103088855A (en) | 2013-05-08 |
Family
ID=48201946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210551131XA Pending CN103088855A (en) | 2012-12-18 | 2012-12-18 | Electric control device of small-sized loader |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN103088855A (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111810153A (en) * | 2020-07-20 | 2020-10-23 | 淄博大力矿山机械有限公司 | Novel rock loading machine |
| WO2022022583A1 (en) * | 2020-07-29 | 2022-02-03 | 四川鼎鸿智电装备科技有限公司 | Engineering machine |
| CN114032978A (en) * | 2020-07-29 | 2022-02-11 | 四川鼎鸿智电装备科技有限公司 | Construction machine |
-
2012
- 2012-12-18 CN CN201210551131XA patent/CN103088855A/en active Pending
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111810153A (en) * | 2020-07-20 | 2020-10-23 | 淄博大力矿山机械有限公司 | Novel rock loading machine |
| CN111810153B (en) * | 2020-07-20 | 2022-07-15 | 淄博大力矿山机械有限公司 | Novel rock loading machine |
| WO2022022583A1 (en) * | 2020-07-29 | 2022-02-03 | 四川鼎鸿智电装备科技有限公司 | Engineering machine |
| CN114032990A (en) * | 2020-07-29 | 2022-02-11 | 四川鼎鸿智电装备科技有限公司 | Construction machine |
| CN114032978A (en) * | 2020-07-29 | 2022-02-11 | 四川鼎鸿智电装备科技有限公司 | Construction machine |
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| PB01 | Publication | ||
| C02 | Deemed withdrawal of patent application after publication (patent law 2001) | ||
| WD01 | Invention patent application deemed withdrawn after publication |
Application publication date: 20130508 |