CN102296650B

CN102296650B - Control device of skid loader

Info

Publication number: CN102296650B
Application number: CN 201110159983
Authority: CN
Inventors: 曲国锐; 陶海军; 谭泽萍; 汤雄; 陈静宇
Original assignee: Sunward Intelligent Equipment Co Ltd
Current assignee: Sunward Intelligent Equipment Co Ltd
Priority date: 2011-06-15
Filing date: 2011-06-15
Publication date: 2013-06-12
Anticipated expiration: 2031-06-15
Also published as: CN102296650A

Abstract

The invention discloses a control device of a skid loader, which realizes walking control of the slid loader and control of a swing arm, a shovel loader and an auxiliary equipment working device. The control device comprises a left handle control mechanism, a right handle control mechanism and a pedal plate control mechanism. The control device has the characteristics of compact structure, convenience for control, installation and maintenance, low cost and the like.

Description

A kind of control device of sliding loader

Technical field

The present invention relates to a kind of control device of sliding loader, especially relate to the machine control unit of the control hydraulic system of hydraulic pressure sliding loader.

Background technology

The multifunction hydraulic sliding loader will be realized the operations such as scraper, lifting, excavation, boring, fragmentation, crawl.The maneuver control device of the hydraulic system of present hydraulic pressure sliding loader mainly contains two classes: a class is the hydraulic control system device, the hydraulic pressure sliding loader of this class, also referred to as all-hydraulic sliding loader, its hydraulic pressure components and parts of handling control section require high, and cost is high; Another kind of employing mechanical type, i.e. machine control unit, but present existing machine control unit complex structure causes installation, maintenance and inconvenient operation, and reliability is also relatively poor, and cost is still higher.

CN201071518Y discloses a kind of Novel mechanical control device of slipping loader, include walking machine control device and Work machine control device, the walking machine control device is arranged on the left and right sides of frame, the Work machine control device is arranged on the front portion of frame, and the walking machine control device includes the left actuation means of controlling the left row travelling wheel and controls the right actuation means of right side road wheel and front pump rocking arm, rear pump rocking arm, left actuation means, right actuation means all includes control crank, handle bracket, pull bar I, rocking arm, rocker arm support, the pull bar II, return spring, handle bracket is fixed on loader frame, control crank is hinged on handle bracket, the end of pull bar I and control crank hinge-coupled, the other end and rocking arm hinge-coupled, rocking arm is hinged on rocker arm support, rocker arm support is fixed on frame, the other end of rocking arm and pull bar II hinge-coupled, the other end of the pull bar II in left actuation means and front pump rocking arm or rear pump rocking arm hinge-coupled also are equipped with return spring, the other end of the pull bar II in right actuation means and rear pump rocking arm or front pump rocking arm hinge-coupled also are equipped with return spring, connect with the variable in the hydraulic system front pump of plunger displacement pump of front pump rocking arm connects, connect with the variable rear pump of plunger displacement pump of rear pump rocking arm connects, described Work machine control device includes the rocking arm component, the pull bar III, right pull bar IV, right pull bar V, right-hand tread plate, support component I, support component II, the pull bar IV, the pull bar V, support component III, the left lever IV, left-hand tread plate, lifting swing-arm, the tipping bucket rocking arm, left-hand tread plate, right-hand tread plate is arranged on the left and right sides of frame front, one end of right pull bar IV and right-hand tread plate hinge-coupled, the other end and support component II hinge-coupled, support component II and pull bar IV hinge-coupled, pull bar IV and tipping bucket rocking arm hinge-coupled, multiple directional control valve hinge-coupled in tipping bucket rocking arm and hydraulic system, one end of left lever IV and left-hand tread plate hinge-coupled, the other end and support component III hinge-coupled, support component III and pull bar V hinge-coupled, pull bar V and lifting swing-arm hinge-coupled, multiple directional control valve hinge-coupled in lifting swing-arm and hydraulic system, the control crank hinge-coupled of one end of right pull bar V and the right actuation means of walking machine control device or left actuation means, the other end and rocking arm component hinge-coupled, rocking arm component and support component I hinge-coupled, support component I and pull bar III hinge-coupled, the other end of pull bar III and multiple directional control valve hinge-coupled.Yet, this device is provided with two manual manipulation bars and two pedal-controlled plates, and the manipulation device workpiece is more, type of attachment is complicated, and pin joint is more, machine run after a period of time each pin joint easily occur loosening, cause manipulation device insensitive, the problem such as abnormal sound arranged.Manipulation device occupies space, most of chassis, and easy and miscellaneous part is interfered.Manipulation device needs people's four limbs to handle, the more complicated easily fatigue of people that makes.

Summary of the invention

For the problems referred to above, the purpose of this invention is to provide a kind of control device of sliding loader, it is simple in structure, compact, easily manipulation, installation, maintenance is convenient, and cost is also lower.

In order to solve the problems of the technologies described above, basic conception of the present invention: a kind of control device of sliding loader, realize the walking of sliding loader is controlled and to the control of swing arm, scraper bowl and auxiliary equipment equipment.This control device comprises left handle controlling organization, right handles controlling organization, foot rest controlling organization.described left handle controlling organization comprises left handle, the lower end is fixed on the left Hooks coupling universal coupling on the chassis, left equipment pull bar, left lateral is walked pull bar, left lateral is walked grip assembly, left operating sleeve assembly, banked direction control valves pull bar III, the long arm-tie of walking, left handle connects with left Hooks coupling universal coupling upper end, the two ends of left equipment pull bar respectively with left handle, the gusset piece that is positioned at left operating sleeve assembly one end is hinged, one end of the other end gusset piece of left operating sleeve assembly and banked direction control valves pull bar III is hinged, the other end of banked direction control valves pull bar III connects with banked direction control valves, the two ends that left lateral is walked pull bar respectively with left handle, it is hinged that left lateral is walked an end gusset piece of grip assembly, the other end gusset piece that left lateral is walked grip assembly is hinged with an end of the long arm-tie of walking, the other end of the long arm-tie of walking connects with the rear pump of shaft orientation plunger variable pump.described right handles controlling organization comprises right handles, the lower end is fixed on the right Hooks coupling universal coupling on the chassis, right equipment pull bar, right lateral is walked pull bar, right lateral is walked grip assembly, right operating sleeve assembly, banked direction control valves pull bar II, the short arm-tie of walking, right handles connects with right Hooks coupling universal coupling upper end, the two ends of right equipment pull bar respectively with right handles, the gusset piece that is positioned at right operating sleeve assembly one end is hinged, one end of the other end gusset piece of right operating sleeve assembly and banked direction control valves pull bar II is hinged, the other end of banked direction control valves pull bar II connects with banked direction control valves, the two ends that right lateral is walked pull bar respectively with right handles, it is hinged that right lateral is walked an end gusset piece of grip assembly, the other end gusset piece that right lateral is walked grip assembly is hinged with an end of the short arm-tie of walking, the other end of short arm-tie of walking connects with the front pump of shaft orientation plunger variable pump.Described foot rest controlling organization comprises foot rest, long draw, foot valve grip assembly, foot rest is hinged on the chassis and is hinged with an end of long draw, one end gusset piece of the other end of long draw and foot valve grip assembly is hinged, one end of the other end gusset piece of foot valve grip assembly and banked direction control valves pull bar I is hinged, and the other end of banked direction control valves pull bar I connects with banked direction control valves; Left lateral is walked grip assembly, left operating sleeve assembly, foot valve grip assembly, right operating sleeve assembly, right lateral and is walked grip assembly and be axially fixed on control shaft and can rotate around control shaft, and control shaft two ends are fixed on the chassis.

Preferably, described left equipment pull bar, right equipment pull bar, left lateral walk that pull bar, right lateral are walked pull bar, long draw is ball-head tension rod.

Preferably, described left lateral is walked grip assembly, left operating sleeve assembly, foot valve grip assembly, right operating sleeve assembly, right lateral to walk grip assembly is weldment.

Preferably, the other end of the long arm-tie of described walking connects with the rear pump of shaft orientation plunger variable pump by returning device again, and the other end of the short arm-tie of described walking connects with the front pump of shaft orientation plunger variable pump by returning device again.

The beneficial effect that the present invention brings: left lateral is walked grip assembly, left operating sleeve assembly, foot valve grip assembly, right operating sleeve assembly, right lateral walk grip assembly and be axially fixed on control shaft, control shaft two ends are fixed on the chassis; Have compact conformation, take the complete machine space less; The walking of sliding loader, the action of swing arm, scraper bowl is controlled by two handles, has the characteristics of handiness.The component structural that relates in technical scheme is simple, easily processing, and cost is lower, and installation and maintenance are convenient.

Description of drawings

Fig. 1 is the structural representation of sliding loader control device;

Fig. 2 is that the A of Fig. 1 is to view;

Fig. 3 is that the B of Fig. 1 is to view;

Fig. 4 is that the C of Fig. 1 is to view.

The specific embodiment

The present invention is further detailed explanation below in conjunction with accompanying drawing.

In Fig. 1 to Fig. 4, a kind of control device of sliding loader is realized the walking of sliding loader is controlled and to the control of swing arm, scraper bowl and auxiliary equipment equipment.This control device comprises left handle controlling organization, right handles controlling organization, foot rest controlling organization.this control device comprises left handle 9, right handles 23, right Hooks coupling universal coupling 22, left Hooks coupling universal coupling 26, left lateral is walked ball-head tension rod 11, right lateral is walked ball-head tension rod 20, left equipment ball-head tension rod 10, right equipment ball-head tension rod 21, control shaft 12, left lateral walks to overlap weld assembly 13, left operating sleeve weld assembly 14, the shaft shoulder 15, foot valve cover weld assembly 16, right operating sleeve weld assembly 17, right lateral walks to overlap weld assembly 18, control shaft bearing 19, banked direction control valves pull bar I 3, banked direction control valves pull bar II 4, banked direction control valves pull bar III 8, the short arm-tie 5 of walking, the long arm-tie 6 of walking, foot rest 24, long ball head pull bar 25.Left lateral walks to overlap weld assembly 13, left operating sleeve weld assembly 14, foot valve cover weld assembly 16, right operating sleeve weld assembly 17, right lateral walks to overlap weld assembly 18, be axially fixed on control shaft 12 by the shaft shoulder 15, building block control shaft assembly 7, and guaranteeing that respectively overlapping weld assembly freely rotates on control shaft 12, control shaft assembly 7 is fixed on the front side, chassis by control shaft bearing 19 and 27.The lower end of left Hooks coupling universal coupling 26 is fixed on chassis 1, the upper end connects with left handle 9, to walk an end of ball-head tension rod 11, left equipment ball-head tension rod 10 hinged with left lateral respectively for left handle 9, left lateral walk the other end of ball-head tension rod 11 and an end gusset piece that left lateral walks to overlap weld assembly 13 hinged, the other end gusset piece that left lateral walks to overlap weld assembly 13 is hinged with an end of the long arm-tie 6 of walking, and the other end of the long arm-tie 6 of walking passes through the returning device (not shown) and connects with the rear pump (not shown) of shaft orientation plunger variable pump.One end gusset piece of the other end of left equipment ball-head tension rod 10 and left operating sleeve weld assembly 14 is hinged, one end of the other end gusset piece of left operating sleeve weld assembly 14 and banked direction control valves pull bar III 8 is hinged, and the other end of banked direction control valves pull bar III 8 connects with banked direction control valves 2.The lower end of right Hooks coupling universal coupling 22 is fixed on chassis 1, the upper end connects with left handle 23, to walk an end of ball-head tension rod 20, right equipment ball-head tension rod 21 hinged with right lateral respectively for right handles 23, right lateral walk the other end of ball-head tension rod 20 and an end gusset piece that right lateral walks to overlap weld assembly 18 hinged, the other end gusset piece that right lateral walks to overlap weld assembly 18 is hinged with an end of the short arm-tie 5 of walking, and the other end of the short arm-tie 5 of walk passes through the returning device (not shown) and connects with the front pump (not shown) of shaft orientation plunger variable pump.One end gusset piece of the other end of right equipment ball-head tension rod 21 and right operating sleeve weld assembly 17 is hinged, and an end of the other end gusset piece of right operating sleeve weld assembly 17 and banked direction control valves pull bar II 4 is hinged, and the other end of banked direction control valves pull bar II 4 connects with banked direction control valves 2.Foot rest 24 is hinged on chassis 1 by an installing hole, one end of another hole of foot rest 24 and long ball head pull bar 25 is hinged, one end gusset piece of the other end of long ball head pull bar 25 and foot valve cover weld assembly 16 is hinged, the other end gusset piece of foot valve cover weld assembly 16 and an end of banked direction control valves pull bar I 3 are hinged, and the other end of banked direction control valves pull bar I 3 connects with banked direction control valves 1.

The front pump (not shown) of shaft orientation plunger variable pump and the motor UNICOM that is fixed on the right side, chassis, the rear pump (not shown) of shaft orientation plunger variable pump and the motor UNICOM that is fixed on the left side, chassis.When manipulation left handle 9 swings forward or backward, left handle 9 is walked ball-head tension rod 11 drive left lateral by left lateral and is walked to overlap weld assembly 13 rotations, left lateral is walked to overlap weld assembly 13 and is driven the long arm-ties 6 of walking and move, and the long arm-tie 6 of walking rotates to drive the rotation of pump reel cage after shaft orientation plunger variable pump by returning device.Handle left handle 9 by above-mentioned action and swing forward or backward the flow direction and the flow that can control rear pump hydraulic oil, and then control and to be fixed on left side, chassis motor and to turn to and rotating speed. when handling right handles 23 and swing forward or backward, right handles 23 is walked ball-head tension rod 20 drive right laterals by right lateral and is walked to overlap weld assembly 18 rotations, and right lateral walks to overlap weld assembly 18 short arm-ties 5 motions of drive walking, the short arm-tie 5 of walking rotates to drive the rotation of shaft orientation plunger variable pump front pump reel cage by returning device.Handle right handles by above-mentioned action and swing forward or backward the flow direction and the flow that can control rear pump hydraulic oil, and then control and be fixed on left side, chassis motor and turn to and rotating speed.

When manipulation left handle 9 swings, left handle 9 drives left operating sleeve weld assembly 14 by left equipment ball-head tension rod 10 and rotates, left operating sleeve weld assembly 14 moves back and forth by the spool that banked direction control valves pull bar III 8 drives banked direction control valves swing arm connection, controls flow and the flow direction of banked direction control valves swing arm connection hydraulic oil.When manipulation right handles 23 swings, right handles 23 drives right operating sleeve weld assembly 17 by right equipment ball-head tension rod 21 and rotates, right operating sleeve weld assembly 17 moves back and forth by the spool that banked direction control valves pull bar II 4 drives banked direction control valves scraper bowl connection, controls flow and the flow direction of banked direction control valves scraper bowl connection hydraulic oil.When foot-operated foot rest 24, foot rest 24 drives foot valve cover weld assembly 16 by long ball head pull bar 25 and rotates, foot valve cover weld assembly 16 drives the reciprocating motion of the auxiliary connection of banked direction control valves spool by banked direction control valves pull bar I 3, control flow and the flow direction of the auxiliary connection of banked direction control valves hydraulic oil.

The above is only the preferred embodiments of the present invention, and does not limit the present invention in any way, and for a person skilled in the art, the present invention can have various modifications and variations.Within the spirit and principles in the present invention all, any modification of doing, be equal to replacement, improvement etc., within all should being included in protection scope of the present invention.

Claims

1. the control device of a sliding loader, comprise the left handle controlling organization, the right handles controlling organization, the foot rest controlling organization is characterized in that: described left handle controlling organization comprises left handle (9), the lower end is fixed on the left Hooks coupling universal coupling (26) on chassis (1), left equipment pull bar (10), left lateral is walked pull bar (11), left lateral is walked grip assembly (13), left operating sleeve assembly (14), banked direction control valves pull bar III (8), the long arm-tie (6) of walking, left handle (9) connects with left Hooks coupling universal coupling (26) upper end, the two ends of left equipment pull bar (10) respectively with left handle (9), the gusset piece that is positioned at left operating sleeve assembly (14) one ends is hinged, one end of the other end gusset piece of left operating sleeve assembly (14) and banked direction control valves pull bar III (8) is hinged, the other end of banked direction control valves pull bar III (8) connects with banked direction control valves (2), the two ends that left lateral is walked pull bar (11) respectively with left handle (9), it is hinged that left lateral is walked an end gusset piece of grip assembly (13), and it is hinged with an end of the long arm-tie of walking (6) that left lateral is walked the other end gusset piece of grip assembly (13), and the other end of the long arm-tie (6) of walking connects with the rear pump of shaft orientation plunger variable pump, described right handles controlling organization comprises right handles (23), the lower end is fixed on the right Hooks coupling universal coupling (22) on chassis (1), right equipment pull bar (21), right lateral is walked pull bar (20), right lateral is walked grip assembly (18), right operating sleeve assembly (17), banked direction control valves pull bar II (4), the short arm-tie (5) of walking, right handles (23) connects with right Hooks coupling universal coupling (22) upper end, the two ends of right equipment pull bar (21) respectively with right handles (23), the gusset piece that is positioned at right operating sleeve assembly (17) one ends is hinged, one end of the other end gusset piece of right operating sleeve assembly (17) and banked direction control valves pull bar II (4) is hinged, the other end of banked direction control valves pull bar II (4) connects with banked direction control valves (2), the two ends that right lateral is walked pull bar (20) respectively with right handles (23), it is hinged that right lateral is walked an end gusset piece of grip assembly (18), the other end gusset piece that right lateral is walked grip assembly (18) is hinged with an end of the short arm-tie of walking (5), the other end of short arm-tie (5) of walking connects with the front pump of shaft orientation plunger variable pump, described foot rest controlling organization comprises foot rest (24), long draw (25), foot valve grip assembly (16), it is upper and hinged with an end of long draw (25) that foot rest (24) is hinged on chassis (1), one end gusset piece of the other end of long draw (25) and foot valve grip assembly (16) is hinged, one end of the other end gusset piece of foot valve grip assembly (16) and banked direction control valves pull bar I (3) is hinged, and the other end of banked direction control valves pull bar I (3) connects with banked direction control valves (2), left lateral is walked grip assembly (13), left operating sleeve assembly (14), foot valve grip assembly (16), right operating sleeve assembly (17), right lateral and is walked grip assembly (18) to be axially fixed in control shaft (12) upper and can be around control shaft (12) rotation, and control shaft (12) two ends are fixed on chassis (1).

2. the control device of sliding loader according to claim 1 is characterized in that: described left equipment pull bar (10), right equipment pull bar (21), left lateral walk that pull bar (11), right lateral are walked pull bar (20), long draw (25) is ball-head tension rod.

3. the control device of sliding loader according to claim 1 is characterized in that: described left lateral is walked grip assembly (13), left operating sleeve assembly (14), foot valve grip assembly (16), right operating sleeve assembly (17), right lateral, and to walk grip assembly (18) be weldment.

4. the control device of sliding loader according to claim 1, it is characterized in that: the other end of the long arm-tie of described walking (6) connects with the rear pump of shaft orientation plunger variable pump by returning device again, and the other end of the short arm-tie of described walking (5) connects with the front pump of shaft orientation plunger variable pump by returning device again.