CN106416770A - Protective tree pruning equipment with rail detection function - Google Patents

Abstract

The invention relates to protective tree pruning equipment with a rail detection function. The equipment comprises a rail movement base which can realize an automatic movement detection function of rails, and a rail tree pruning device is mounted on the upper end face of the rail movement base and can realize an automatic pruning function of rail protection trees; the rail tree pruning device comprises a pruning bottom plate welded to the upper end face of a baseplate, a pruning support plate is welded to the pruning bottom plate, a clamping rotary cutting branch chain is mounted in the middle of the side face of the pruning support plate and can realize a clamping rotary cutting function of rail protecting trees, two saw-cutting beating branch chains are mounted on two sides of the side face of the pruning support plate symmetrically and symmetrically located on two sides of the clamping rotary cutting branch chain, and rotary-cut branches are quickly beaten and cut into pieces through the saw-cutting beating branch chains. The equipment can realize a rail condition detection and tree pruning integrated automatic maintenance function.

Description

A kind of protection tree trimming equipment with track detecting function

Technical field

The present invention relates to rail technology field, specifically a kind of protection tree trimming with track detecting function sets Standby.

Background technology

With China rail technology development, rail be broadly divided into high ferro rail, motor-car rail, rail, Iron rail, due to being on the increase of rail quantity, the quantity of rail maintenance staff also gets more and more, and existing rail is safeguarded It is broadly divided into and checks device for rail, prune and remove in the middle of rail both sides protection trees, the crowded vibration damping stone pushing away rail both sides and rail Miscellaneous etc., but there is following defect in existing rail maintenance mode：1st, artificial walking is needed to check rail conditions, owing to checking rail Operator needs a large amount of distance of walking every day, and labour intensity is big, and effect inefficiency, automaticity is low；2nd, rail two Side needs protection trees to need human at periodic intervals to prune, and the time of pruning is long, prunes speed slowly, prunes effect difference, prunes after finishing Need manually to shred the branch pruned, in order to avoid affecting rail proper motion.

Content of the invention

In order to solve the problems referred to above, the invention provides a kind of protection tree trimming equipment with track detecting function, Can solve existing rail maintenance mode and have that operation is complicated, labour intensity is big, automaticity is low, operating efficiency is low, Need artificial walking maintenance rail conditions, need artificial to prune protection trees, prune that speed is slow, prune time length, prune effect Difference and pruning need manually to shred the difficult problems such as branch after finishing, it is possible to achieve the road conditions detection of rail, pruning trees integration Automatic maintenance function, it is not necessary to manual hand manipulation, easy and simple to handle, labour intensity is little, and automaticity high workload efficiency is high, and tool Have maintenance rail conditions of automatically walking, automatically pruning protection trees, pruning speed is fast, the pruning time is short, it is good to prune effect and repaiies Cut and after finishing, automatically shred the advantages such as branch.

To achieve these goals, the present invention comes real by the following technical solutions：A kind of have the anti-of track detecting function Protecting tree trimming equipment, including track mobile foundation, what track mobile foundation can realize rail automatically moves detection function, institute The upper surface stating track mobile foundation is provided with track tree trimming device, and track tree trimming device can realize that rail protects The automatic clipping function of trees.

Described track mobile foundation includes substrate, is symmetrically installed with two rows and moves pillar in the middle part of the lower surface of described substrate, The lower end that two rows move pillar is welded with mobile base station, and two rows move pillar and play the effect that even support moves base station, mobile The two ends of base station are symmetrically welded with two rows and fix post, and two rows fix the both sides of post and are separately installed with two devices that are movably walking, and two The fixing post of row plays the effect supporting two devices that are movably walking respectively；The described device that is movably walking includes being welded on corresponding fixing The walking base station of post, the two ends up and down of walking base station are symmetrically installed with four damping drive mechanisms, four damping drive mechanisms Being connected with two Timing Belts respectively on outer wall, the outer wall of two Timing Belts is provided with walking belt wheel, owing to four dampings drive machine Structure is symmetrically distributed in the two ends up and down of walking base station, so that two Timing Belts are played uniformly by four damping drive mechanisms Vibration damping transmission agency, then drive walking belt wheel stabilized walking on rail by two Timing Belts, driving force is steady, transmission effect Good, it is symmetrically installed with two middle part strainers, the top of two middle part strainers in the middle part of the two ends up and down of described walking base station End bears against on the inwall up and down of treads wheel, and two middle part strainers play the uniform tensioning walking upper and lower inwall of belt wheel Effect, be symmetrically installed with four lateral strainers, four lateral strainers outside the two ends up and down of described walking base station Top be all connected with two Timing Belts, four lateral strainers play the effect of uniform tensioning walking belt wheel left and right inwall； Described damping drive mechanism includes the lower vibration-damped table being arranged on walking base station end face, and lower vibration-damped table upper surface is equal in the axial direction Even being provided with four damping side chains, the upper end of four damping side chains is arranged in vibration-damped table, owing to four damping side chains are uniform Be distributed between lower vibration-damped table and upper vibration-damped table, from thus play uniform shock-absorbing support effect, the upper surface of upper vibration-damped table sets It is equipped with two and drives ear, by bearing, drive shaft is installed between two driving ears, being provided with by shaft coupling in drive shaft Drive motor, drive motor to be arranged on driving bearing, drive bearing to be arranged in vibration-damped table, the middle part peace of described drive shaft Equipped with two drive pulleys, two drive pulleys are meshed with two Timing Belts respectively, and the present invention is driven by driving driven by motor Moving axis drives at two and rotates on ear, and drive shaft drives two drive pulleys to rotate, and two drive pulleys drive two Timing Belts Transmission, two toothed belt transmissions drive walking belt wheel to walk on rail；Described damping side chain includes being arranged in lower vibration-damped table An ear mount, by bearing pin, a number hydraulic cylinder is installed between an ear mount, the top of a hydraulic cylinder is installed by bearing pin Having No. two ear mount, No. two ear mount are arranged in vibration-damped table, and in this, a hydraulic cylinder is formed when rotating in an ear mount Revolute pair R is secondary, a hydraulic cylinder works when moving sets P that formed is secondary, hydraulic cylinder is formed when No. two ear mount rotate Revolute pair R is secondary, thus defines RPR type side chain in parallel, and four that lower vibration-damped table is formed as fixed platform, four damping side chains RPR type side chain in parallel, upper vibration-damped table define 4-RPR type parallel institution as moving platform, and 4-RPR type parallel institution has stable Property good, advantage, four 4-RPR that four damping drive mechanisms are formed such as dynamic property is good, precision is high, rigidity is strong and bearing capacity is big Walking belt wheel on two Timing Belts is played uniform rigidity from steady walking function by type parallel institution；Described middle part strainer Including the tensioning pillar being welded on walking base station end face, tensioning pillar is symmetrically arranged with two tensioning support plates, two tensionings It is respectively welded two on the sidewall of support plate and advocates mandrel, advocate that being separately installed with two by bearing on mandrel advocates tight for two Wheel, advocates that bearing up pulley is all close on walking belt wheel inwall for two, advocates that bearing up pulley can advocate to rotate on bearing up pulley at two for two two, Advocate that bearing up pulley carries out uniform tensioning function to upper and lower inwall in the middle part of walking belt wheel by two；Described lateral strainer includes Including be symmetrically welded at two lateral stays of walking base station end face, between two lateral stays, by bearing, secondary tensioning is installed Axle, two lateral stays play the stable effect supporting secondary tensioning shaft, and secondary tensioning shaft is symmetrically installed with two secondary regulating wheels, and two Individual secondary regulating wheel is all close on walking belt wheel inwall, and two secondary regulating wheels can rotate on secondary tensioning shaft, is opened by two pairs Bearing up pulley uniform tensioning function to walking belt wheel two ends inwall.During work, when needs carry out the detection of rail road conditions, four dampings Four driving motors in drive mechanism start simultaneously at work, drive driven by motor drive shaft to drive at two and rotate on ear, drive Moving axis drives two drive pulleys to rotate, and two drive pulleys drive two toothed belt transmissions, and two toothed belt transmissions drive row Walk belt wheel to walk on rail, and revolute pair R that a hydraulic cylinder is formed when rotating in an ear mount in the present invention is secondary, one Revolute pair R that the moving sets P being formed during number hydraulic cylinder works is secondary, hydraulic cylinder is formed when No. two ear mount rotate is secondary, thus Define RPR type side chain in parallel, and lower vibration-damped table formed as fixed platform, four damping side chains four RPR types side chains in parallel, Upper vibration-damped table defines 4-RPR type parallel institution as moving platform, and 4-RPR type parallel institution has good stability, dynamic property The advantage such as good, precision high, rigidity is strong and bearing capacity is big, four 4-RPR type parallel institutions that four damping drive mechanisms are formed are borrowed In the middle part of helping two, the good tension effects in middle part of strainers and the good tension effects in two ends of four lateral strainers are to two Walking belt wheel on root Timing Belt plays uniform rigidly from steady walking function, maintenance rail conditions of can automatically walking, it is achieved that Rail automatically move detection function, easy and simple to handle, labour intensity is little, and effect efficiency is high, and automaticity is high.

Described track tree trimming device includes the pruning base plate being welded on substrate upper surface, prunes to be welded with on base plate and repaiies Cutting support plate, pruning and be provided with clamping rotary-cut side chain in the middle part of the side on support plate, clamping rotary-cut side chain can realize rail protection tree The clamping rotary cutting function of wood, the side bilateral symmetry pruning support plate is provided with two sawings beating side chains, and two sawings are patted Unbranched symmetric is positioned at the both sides of clamping rotary-cut side chain, pats the side chains branch that gets off rotary-cut by two sawings and quickly pats Shred；Described clamping rotary-cut side chain includes being arranged on the clamping support plate pruned on support plate, is symmetrically installed on the upside of clamping support plate sidewall Having two No. four hydraulic cylinders, the middle part of two No. four hydraulic cylinders is fixed on clamping and determines on plate, and the bilateral symmetry welding of plate is determined in clamping On clamping support plate, the effect that plate plays two No. four hydraulic cylinders of even support is determined in clamping, and the top of two No. four hydraulic cylinders leads to Cross flange and grain-clamping table is installed, drive grain-clamping table motor adjustment clamp distance, the middle part of grain-clamping table by two No. four hydraulic cylinders Being welded with clamp posts, the both sides, top of clamp posts are symmetrically installed with two clamping hands, the back of the body of two clamping hands by hinge Drive side chain to be connected by two clampings respectively between portion with grain-clamping table, drive side chain to drive two clamping hands by two clampings Automatically the required pollard of clamping；Described clamping drives side chain to include No. seven ear mount being arranged on grain-clamping table, No. seven ear mount it Between by bearing pin, No. five hydraulic cylinders are installed, the top of No. five hydraulic cylinders is arranged between No. eight ear mount by bearing pin, No. eight ears Seat is arranged on the back of clamping hand, drives clamping hand to rotate in clamp posts by No. five hydraulic cylinders；Described clamping support plate side Under wall, middle side part is provided with electric rotating machine by motor cabinet, and the output shaft of electric rotating machine is provided with main rotary-cut platform, main rotary-cut platform Inwall on be symmetrically installed with four in the axial direction and rotate positioning bars, the bottom of four rotary-cuts positioning bars is by the side of being slidably matched Formula is installed in rotary-cut annular groove, and rotary-cut annular groove is welded on clamping support plate, by four rotary-cut positioning bars and rotary-cut The auxiliary stopper support function of annular groove makes the electric rotating machine can be with the rotary-cut angle of stable regulation main rotary-cut platform, described main rotation Cutting and being symmetrically installed with four No. six hydraulic cylinders on the outer wall of platform, the top of four No. six hydraulic cylinders is provided with secondary rotation by flange Platform, drives secondary turntable motor adjustment rotary-cut distance by four No. six hydraulic cylinders, No. three fixing bars of welding in the middle part of secondary turntable, No. three fixing masthead ends are provided with a fixing ear, and a fixing ear is arranged between two No. two fixing ears by bearing pin, and two Individual No. two fixing ears are arranged on No. four fixing bars, and the top of No. four fixing bars is provided with rotary-cut motor, rotary-cut by motor cabinet Being provided with rotary-cut wheel on the output shaft of motor, the sidewall of No. four fixing bars being provided with two No. three fixing ears, two No. three solid Determining to be provided with No. seven hydraulic cylinders by bearing pin between ear, the bottom of No. seven hydraulic cylinders is arranged between No. nine ear mount by bearing pin, No. nine ear mount are welded on secondary turntable, drive two No. two fixing ears on No. four fixing bars at No. three by No. seven hydraulic cylinders Rotating on a number fixing ear of fixing bar, thus have adjusted the rotary-cut position of rotary-cut wheel, then rotary-cut driven by motor rotary-cut wheel is fast Pollard needed for speed rotary-cut；Described sawing is patted side chain and is included being arranged on the sawing base plate pruned on support plate, on sawing base plate Inclined shape is provided with on sawing support plate, and sawing support plate middle inside is provided with beating support plate by hinge, pats support plate top It is welded with sawing platform, sawing platform is evenly arranged with three mounting seats, three mounting seats are separately installed with three electric saws, three Mounting seat plays the effect of three electric saws of fixed installation, described sawing support plate is provided with two and pats journal stirrup, pat for two and prop up Being provided with beating axle by bearing between ear, patting and be uniformly provided with row's cam on axle, cam type is disc cam, each The top of cam is all resisted against on beating support plate, and the upper end of described beating axle is provided with beating motor by shaft coupling, pats electricity Machine be arranged on beating bearing on, pat bearing be welded on sawing support plate inwall, described sawing support plate be provided with beating opening, And all cam bottoms on beating axle are positioned in beating opening, the setting of beating opening encounters sawing when preventing cam rotation The phenomenon of support plate, the upper end of described sawing support plate is uniformly provided with three limit spring, the top of three limit spring respectively with The sidewall of three mounting seats is connected, and pats axle rotation on two beating journal stirrups by patting driven by motor, pats axle and drive one Row's cam rotation, under the spring force restoring force effect of three limit spring, cam ceaselessly drives beating by specific profile line Support plate moves back and forth repeatedly sawing support plate, pats support plate and drives three electric saws in three mounting seats repeatedly to pat sawing protection Branch, thus the branch getting off rotary-cut carries out whole sawing pulverizing.During work, when the needs present invention prunes rail protection trees When, two No. four hydraulic cylinder setting in motions, two No. four hydraulic cylinders drive two the clamping hands movement regulations having on the right side of grain-clamping table To suitable clamp distance, so latter two clamping drives two No. five hydraulic cylinders on side chain to drive two clamping hands automatically to clamp institute Needing pollard, after clamping finishes, electric rotating machine is started working, and positions the auxiliary of bar and rotary-cut annular groove four rotary-cuts The rotary-cut angle of rotary-cut wheel on the right side of limited support lower rotating electrical machine stable regulation main rotary-cut platform, then pass through four No. six hydraulic cylinder bands On the right side of dynamic secondary turntable, rotary-cut wheel motor adjustment is to rotary-cut distance, is then driven on No. four fixing bars by No. seven hydraulic cylinders again Two No. two fixing ears rotate regulation rotary-cut on a fixing ear of No. three fixing bars and take turns to suitable rotary-cut position, now rotary-cut Pollard needed for the quick rotary-cut of driven by motor rotary-cut wheel, latter two sawing that branch rotary-cut finishes is patted side chain and is started simultaneously at work Making, two sawings are patted two beating motors on side chain and are started working, and pat driven by motor and pat axle on two beating journal stirrups Rotating, patting axle and drive row's cam rotation, under the spring force restoring force effect of three limit spring, cam is taken turns by special Profile ceaselessly drives beating support plate repeatedly moving back and forth at sawing support plate, pats support plate and drives three electricity in three mounting seats Sawing protection branch patted repeatedly by saw, thus the branch getting off rotary-cut carries out whole sawing pulverizing, it is achieved that rail protection tree The automatic clipping function of wood, easy and simple to handle, labour intensity is little, and automaticity is high, prunes speed soon, and the time of pruning is short, prunes Effect is good, and prune finish after automatically shred branch.

When the present invention uses, when the needs present invention carries out the detection of rail road conditions, four in four damping drive mechanisms Driving motor to start simultaneously at work, driving driven by motor drive shaft to drive at two and rotate on ear, drive shaft drives two transmissions Belt wheel rotates, and two drive pulleys drive two toothed belt transmissions, and two toothed belt transmissions drive walking belt wheel up at rail Walk, and revolute pair R that a hydraulic cylinder is formed when rotating in an ear mount in the present invention is secondary, a hydraulic cylinder works when shape The revolute pair R pair that the moving sets P becoming is secondary, a hydraulic cylinder is formed when No. two ear mount rotate, thus define in parallel of RPR type Chain, and lower vibration-damped table is flat as moving as four RPR types side chains in parallel, the upper vibration-damped table of fixed platform, four damping side chain formation Platform defines 4-RPR type parallel institution, and 4-RPR type parallel institution has good stability, dynamic property is good, precision is high, rigidity is strong With the advantage such as bearing capacity is big, four 4-RPR type parallel institutions that four damping drive mechanisms are formed are by two middle part tensioning devices The good tension effects in two ends of the good tension effects in middle part of structure and four lateral strainers is to the walking on two Timing Belts Belt wheel plays uniform rigidity from steady walking function, maintenance rail conditions of can automatically walking, it is achieved that rail automatically move inspection Brake；When the needs present invention prunes rail protection trees, two No. four hydraulic cylinder setting in motions, two No. four hydraulic cylinder bands Dynamic two the clamping hands movement regulations having on the right side of grain-clamping table are to suitable clamp distance, and so latter two clamping drives two on side chain No. five hydraulic cylinders drive two clamping hands automatically to clamp required pollard, and after clamping finishes, electric rotating machine is started working, The auxiliary stopper of four rotary-cut positioning bars and rotary-cut annular groove supports rotary-cut on the right side of lower rotating electrical machine stable regulation main rotary-cut platform The rotary-cut angle of wheel, then by rotary-cut wheel motor adjustment on the right side of four No. six hydraulic cylinders drive pair turntables to rotary-cut distance, so After drive two No. two fixing ears on No. four fixing bars on a fixing ear of No. three fixing bars by No. seven hydraulic cylinders again Rotate regulation rotary-cut to take turns to suitable rotary-cut position, pollard needed for the quick rotary-cut of now rotary-cut driven by motor rotary-cut wheel, branch Latter two sawing that rotary-cut finishes is patted side chain and is started simultaneously at work, and two sawings are patted two beating motors on side chain and started work Make, pat driven by motor and pat axle rotation on two beating journal stirrups, pat axle and drive row's cam rotation, at three spacing bullets Under the spring force restoring force effect of spring, cam ceaselessly drives beating support plate repeatedly coming at sawing support plate by specific profile line Backhaul dynamic, pat support plate and drive three electric saws in three mounting seats repeatedly to pat sawing protection branch, thus rotary-cut is got off Branch carries out whole sawing pulverizing, it is achieved that the automatic clipping function of rail protection trees；Finally achieve the road conditions inspection of rail Survey, the automatic maintenance function of pruning trees integration, it is not necessary to manual hand manipulation, easy and simple to handle, labour intensity is little.

The invention has the beneficial effects as follows：

1. four 4-RPR type parallel institutions that in the present invention, four damping drive mechanisms are formed are by two middle part tensioning devices The good tension effects in two ends of the good tension effects in middle part of structure and four lateral strainers is to the walking on two Timing Belts Belt wheel plays uniform rigidity from steady walking function, maintenance rail conditions of can automatically walking, it is achieved that rail automatically move inspection Brake；

2. the present invention drives two No. five hydraulic cylinders on side chain to drive two clamping hands automatically to clamp by two clampings Required pollard, rotary-cut wheel after through rotary-cut angle, rotary-cut distance, rotary-cut position etc. three, aspect regulates, rotary-cut motor Driving rotary-cut wheel quick rotary-cut clamping branch, then sawing pats side chain under the spring force restoring force effect of three limit spring Cam driven pat support plate on sawing support plate back and forth be afraid of beat motion, and back and forth be afraid of beat move while three Three electric saw sawing repeatedly protection branches in mounting seat, thus the branch getting off rotary-cut carries out whole sawing pulverizing, it is achieved The automatic clipping function of rail protection trees；

3. the present invention solve existing rail maintenance mode and have that operation is complicated, labour intensity is big, automaticity is low, Operating efficiency is low, need artificial walking maintenance rail conditions, need artificial to prune protection trees, prune that speed is slow, when pruning Between long, prune after effect difference and pruning finish and need manually to shred the difficult problems such as branch, it is achieved that the road conditions detection of rail, prune The automatic maintenance function of trees integration, it is not necessary to manual hand manipulation, easy and simple to handle, labour intensity is little, automaticity high workload Efficiency is high, and have automatically walking maintenance rail conditions, automatically prune protection trees, prune that speed is fast, the pruning time is short, prune Effect is good and pruning finish after automatically shred the advantages such as branch.

Brief description

The present invention is further described with embodiment below in conjunction with the accompanying drawings.

Fig. 1 is the structural representation of the present invention；

Fig. 2 is the first structural representation of track mobile foundation of the present invention；

Fig. 3 is the second structural representation of track mobile foundation of the present invention；

Fig. 4 is the structural representation of damping drive mechanism of the present invention；

Fig. 5 is the structural representation of track tree trimming device of the present invention；

Fig. 6 is the structural representation that the present invention clamps rotary-cut side chain；

Fig. 7 is the front view that the present invention clamps rotary-cut side chain；

Fig. 8 is the first structural representation that side chain is patted in sawing of the present invention；

Fig. 9 is the second structural representation that side chain is patted in sawing of the present invention；

Figure 10 is the 3rd structural representation that side chain is patted in sawing of the present invention.

Detailed description of the invention

In order to make the present invention realize technological means, creation characteristic, reach purpose and be easy to understand with effect, tie below Conjunction is specifically illustrating, and the present invention is expanded on further.

As shown in Figures 1 to 10, a kind of protection tree trimming equipment with track detecting function, including track moves base Seat 1, what track mobile foundation 1 can realize rail automatically moves detection function, and the upper surface of described track mobile foundation 1 is installed Having track tree trimming device 3, track tree trimming device 3 can realize the automatic clipping function of rail protection trees.

Described track mobile foundation 1 includes substrate 11, is symmetrically installed with two rows and moves in the middle part of the lower surface of described substrate 11 Pillar 12, the lower end that two rows move pillar 12 is welded with mobile base station 13, and two rows move pillar 12 and play even support and move base The effect of platform 13, the two ends of mobile base station 13 are symmetrically welded with two rows and fix post 14, and the both sides that two rows fix post 14 are respectively mounted Having two devices 15 that are movably walking, two rows fix post 14 and play the effect supporting two devices 15 that are movably walking respectively；Described shifting Dynamic running gear 15 includes the walking base station 151 being welded on corresponding fixing post 14, and the two ends up and down of walking base station 151 are symmetrically installed Have four damping drive mechanisms 152, the outer wall of four damping drive mechanisms 152 is connected with two Timing Belts 153 respectively, two The outer wall of Timing Belt 153 is provided with walking belt wheel 154, owing to four damping drive mechanisms 152 are symmetrically distributed in walking base station 151 Two ends up and down so that two Timing Belts 153 are played uniform vibration damping transmission agency by four damping drive mechanisms 152, Driving walking belt wheel 154 stabilized walking on rail by two Timing Belts 153 again, driving force is steady, and transmission effect is good, described It is symmetrically installed with two middle part strainers 155 in the middle part of the two ends up and down of walking base station 151, two middle part strainers 155 Top bears against on the inwall up and down of treads wheel 154, and two middle part strainers 155 play uniform tensioning walking belt wheel The effect of about 154 inwalls, is symmetrically installed with four lateral strainers 156 outside the two ends up and down of described walking base station 151, The top of four lateral strainers 156 is all connected with two Timing Belts 153, and four lateral strainers 156 play uniformly to be opened The effect of tight belt wheel about 154 inwall of walking；Described damping drive mechanism 152 includes being arranged on walking base station 151 end face Lower vibration-damped table 1521, lower vibration-damped table 1521 upper surface is uniformly provided with four damping side chains 1522, four dampings in the axial direction The upper end of side chain 1522 is arranged in vibration-damped table 1523, owing to four damping side chains 1522 are evenly distributed on lower vibration-damped table 1521 And between upper vibration-damped table 1523, from thus play uniform shock-absorbing support effect, the upper surface of upper vibration-damped table 1523 is provided with two Individual driving ear 1524, two drive between ears 1524 and are provided with drive shaft 1525 by bearing, in drive shaft 1525 by connection Axial organ is provided with driving motor 1526, drives motor 1526 to be arranged on driving bearing 1527, drives bearing 1527 to be arranged on In vibration-damped table 1523, the middle part of described drive shaft 1525 is provided with two drive pulleys 1528, and two drive pulleys 1528 are respectively Being meshed with two Timing Belts 153, the present invention drives drive shaft 1525 to drive on ear 1524 at two by driving motor 1526 Rotating, drive shaft 1525 drives two drive pulleys 1528 to rotate, and two drive pulleys 1528 drive two Timing Belts 153 to pass Dynamic, two Timing Belt 153 transmissions drive walking belt wheel 154 to walk on rail；Described damping side chain 1522 includes being arranged on down Ear mount 1522a in vibration-damped table 1521, is provided with a hydraulic cylinder 1522b by bearing pin between ear mount 1522a, and one The top of number hydraulic cylinder 1522b is provided with No. two ear mount 1522c by bearing pin, and No. two ear mount 1522c are arranged on vibration-damped table On 1523, revolute pair R that a hydraulic cylinder 1522b is formed when rotating in ear mount 1522a in this is secondary, a hydraulic pressure The revolute pair that the moving sets P being formed during cylinder 1522b work is secondary, a hydraulic cylinder 1522b is formed when No. two ear mount 1522c rotate R is secondary, thus defines RPR type side chain in parallel, and lower vibration-damped table 1521 formed as fixed platform, four damping side chains 1522 four Individual RPR type side chain in parallel, upper vibration-damped table 1523 define 4-RPR type parallel institution as moving platform, and 4-RPR type parallel institution has The advantage such as have that good stability, dynamic property are good, precision is high, rigidity is strong and bearing capacity is big, four damping drive mechanisms 152 are formed Walking belt wheel 154 on two Timing Belts 153 is played uniform rigidity from steady walking function by four 4-RPR type parallel institutions； Described middle part strainer 155 includes the tensioning pillar 1551 being welded on walking base station 151 end face, right on tensioning pillar 1551 Claim to be provided with two tensioning support plates 1552, the sidewall of two tensioning support plates 1552 be respectively welded two and advocate mandrel 1553, Advocate that being separately installed with two by bearing on mandrel 1553 advocates bearing up pulley 1554, advocates that bearing up pulley 1554 is all close to for two for two On walking belt wheel 154 inwall, advocate that bearing up pulley 1554 can advocate to rotate on bearing up pulley 1554 at two, by two opinions for two two Bearing up pulley 1554 carries out uniform tensioning function to upper and lower inwall in the middle part of walking belt wheel 154；Described lateral strainer 156 includes Include two lateral stays 1561 being symmetrically welded at walking base station 151 end face, pacified by bearing between two lateral stays 1561 Equipped with secondary tensioning shaft 1562, two lateral stays 1561 play the stable effect supporting secondary tensioning shaft 1562, secondary tensioning shaft 1562 On be symmetrically installed with two secondary regulating wheels 1563, two secondary regulating wheels 1563 are all close on walking belt wheel 154 inwall, two pairs Regulating wheel 1563 can rotate on secondary tensioning shaft 1562, equal to walking belt wheel 154 two ends inwall by two secondary regulating wheels 1563 Even tensioning function.During work, when needs carry out the detection of rail road conditions, four drivings in four damping drive mechanisms 152 Motor 1526 starts simultaneously at work, drives motor 1526 to drive drive shaft 1525 to drive at two and rotates on ear 1524, drive shaft 1525 two drive pulleys 1528 of drive rotate, and two drive pulleys 1528 drive the transmission of two Timing Belts 153, two Timing Belts 153 transmissions drive walking belt wheels 154 walk on rail, and in the present invention a hydraulic cylinder 1522b ear mount 1522a The moving sets P pair of formation when revolute pair R being formed during upper rotation is secondary, a hydraulic cylinder 1522b works, a hydraulic cylinder 1522b Revolute pair R being formed when No. two ear mount 1522c rotate is secondary, thus defines RPR type side chain in parallel, and lower vibration-damped table 1521 is made Four RPR types side chain in parallel, upper vibration-damped table 1523 for fixed platform, four damping side chain 1522 formation define as moving platform 4-RPR type parallel institution, 4-RPR type parallel institution has good stability, dynamic property is good, precision is high, rigidity is strong and bearing capacity The advantage such as big, four 4-RPR type parallel institutions that four damping drive mechanisms 152 are formed are by two middle part strainers 155 The good tension effects in middle part and the good tension effects in two ends of four lateral strainers 156 on two Timing Belts 153 Walking belt wheel 154 plays uniform rigidity from steady walking function, maintenance rail conditions of can automatically walking, it is achieved that rail automatic Mobile detection function, easy and simple to handle, labour intensity is little, and effect efficiency is high, and automaticity is high.

Described track tree trimming device 3 includes the pruning base plate 31 being welded on substrate 11 upper surface, prunes on base plate 31 Being welded with pruning support plate 32, pruning and be provided with clamping rotary-cut side chain 33 in the middle part of the side on support plate 32, clamping rotary-cut side chain 33 can To realize the clamping rotary cutting function of rail protection trees, the side bilateral symmetry pruning support plate 32 is provided with two sawings beatings Chain 34, and two sawings pat the both sides that side chains 34 are symmetrically positioned in clamping rotary-cut side chain 33, pat side chains 34 by two sawings The branch that gets off rotary-cut is quickly patted and is shredded；Described clamping rotary-cut side chain 33 includes being arranged on the clamping pruned on support plate 32 Support plate 331, is symmetrically installed with two No. four hydraulic cylinders 332, in two No. four hydraulic cylinders 332 on the upside of clamping support plate 331 sidewall Portion is fixed on clamping and determines on plate 333, and the bilateral symmetry that plate 333 is determined in clamping is welded on clamping support plate 331, and plate 333 is determined in clamping To the effect of two No. four hydraulic cylinders 332 of even support, the top of two No. four hydraulic cylinders 332 is provided with grain-clamping table by flange 334, drive grain-clamping table 334 motor adjustment clamp distance by two No. four hydraulic cylinders 332, the middle part of grain-clamping table 334 is welded with Clamp posts 335, the both sides, top of clamp posts 335 are symmetrically installed with two clamping hands 336, two clamping hands by hinge Drive side chain 337 to be connected by two clampings respectively between the back of 336 with grain-clamping table 334, drive side chain by two clampings 337 drive two clamping hands 336 automatically to clamp required pollard；Described clamping drives side chain 337 to include being arranged on grain-clamping table No. seven ear mount 337a on 334, are provided with No. five hydraulic cylinder 337b, No. five hydraulic cylinders by bearing pin between No. seven ear mount 337a The top of 337b is arranged between No. eight ear mount 337c by bearing pin, and No. eight ear mount 337c are arranged on the back of clamping hand 336, logical Crossing No. five hydraulic cylinder 337b drives clamping hand 336 to rotate in clamp posts 335；Middle side part under described clamping support plate 331 sidewall By motor cabinet, electric rotating machine 338 is installed, the output shaft of electric rotating machine 338 is provided with main rotary-cut platform 339, main rotary-cut platform Being symmetrically installed with four on the inwall of 339 in the axial direction and rotating positioning bar 3310, the bottom of four rotary-cut positioning bars 3310 leads to Crossing sliding matching mode and being installed in rotary-cut annular groove 3311, rotary-cut annular groove 3311 is welded on clamping support plate 331, logical Crossing the auxiliary stopper support function of four rotary-cuts positioning bars 3310 and rotary-cut annular groove 3311 makes the electric rotating machine 338 can be steady Set the tone and save the rotary-cut angle of main rotary-cut platform 339, the outer wall of described main rotary-cut platform 339 is symmetrically installed with four No. six hydraulic cylinders 3312, the top of four No. six hydraulic cylinders 3312 is provided with secondary turntable 3313 by flange, by four No. six hydraulic cylinders 3312 drive secondary turntable 3313 motor adjustment rotary-cut distance, No. three fixing bars 3314 of welding in the middle part of secondary turntable 3313, No. three Fixing bar 3314 top is provided with a fixing ear 3315, and a fixing ear 3315 is arranged on two No. two fixing ears by bearing pin Between 3316, two No. two fixing ears 3316 are arranged on No. four fixing bars 3317, and the top of No. four fixing bars 3317 is by electricity Support is provided with rotary-cut motor 3318, and the output shaft of rotary-cut motor 3318 is provided with rotary-cut wheel 3319, No. four fixing bars 3317 Sidewall on be provided with two No. three fixing ears 3320, by bearing pin, No. seven hydraulic pressure are installed between two No. three fixing ears 3320 Cylinder 3321, the bottom of No. seven hydraulic cylinders 3321 is arranged between No. nine ear mount 3322 by bearing pin, and No. nine ear mount 3322 are welded on On secondary turntable 3313, drive two No. two fixing ears 3316 on No. four fixing bars 3317 three by No. seven hydraulic cylinders 3321 Rotate on a number fixing ear 3315 of number fixing bar 3314, thus have adjusted the rotary-cut position of rotary-cut wheel 3319, then rotary-cut electricity Machine 3318 drives pollard needed for rotary-cut wheel 3319 quick rotary-cuts；Described sawing is patted side chain 34 and is included being arranged on pruning support plate Sawing base plate 341 on 32, on sawing base plate 341, inclined shape is provided with on sawing support plate 342, inside sawing support plate 342 in Portion is provided with beating support plate 343 by hinge, pats support plate 343 top and is welded with sawing platform 344, sawing platform 344 uniformly sets Being equipped with three mounting seats 345, three mounting seats 345 being separately installed with three electric saws 346, three mounting seats 345 play fixing The effect of three electric saws 346 is installed, described sawing support plate 342 is provided with two and pats journal stirrup 347, pat journal stirrup 347 for two Between by bearing, beating axle 348 is installed, pat on axle 348 and row's cam 349 be uniformly installed, cam 349 type is dish Shape cam, the top of each cam 349 is all resisted against on beating support plate 343, and the upper end of described beating axle 348 is pacified by shaft coupling Equipped with patting motor 3410, pat motor 3410 and be arranged on beating bearing 3411, pat bearing 3411 and be welded on sawing support plate On 342 inwalls, all cams 349 bottom being provided with on beating opening, and beating axle 348 of described sawing support plate 342 is positioned at Patting in opening, the setting patting opening prevents cam 349 to encounter the phenomenon of sawing support plate 342 when rotating, and described sawing is propped up The upper end of plate 342 is uniformly provided with three limit spring 3412, the top of three limit spring 3412 respectively with three mounting seats The sidewall of 345 is connected, and drives beating axle 348 to rotate on two beating journal stirrups 347 by patting motor 3410, pats axle 348 Driving row's cam 349 to rotate, under the spring force restoring force effect of three limit spring 3412, cam 349 is by specific profile Line ceaselessly drives beating support plate 343 repeatedly moving back and forth at sawing support plate 342, pats support plate 343 and drives three mounting seats On 345, sawing protection branch patted repeatedly by three electric saws 346, thus the branch getting off rotary-cut carries out whole sawing pulverizing.Work When making, when the needs present invention prunes rail protection trees, two No. four hydraulic cylinder 332 setting in motions, two No. four hydraulic cylinders 332 drives have two clamping hand 336 motor adjustments on the right side of grain-clamping table 334 to suitable clamp distance, and so latter two clamping drives Two No. five hydraulic cylinder 337b on side chain 337 drive two clamping hands 336 automatically to clamp required pollard, and clamping finishes it Rear electric rotating machine 338 is started working, under the auxiliary stopper support that four rotary-cuts position bar 3310 and rotary-cut annular groove 3311 The rotary-cut angle of rotary-cut wheel 3319 on the right side of electric rotating machine 338 stable regulation main rotary-cut platform 339, then pass through four No. six hydraulic cylinders 3312 drive rotary-cut wheel 3319 motor adjustments on the right side of secondary turntable 3313 to rotary-cut distance, then to pass through No. seven hydraulic cylinders 3321 again Two No. two fixing ears 3316 on No. four fixing bars 3317 are driven to turn on a fixing ear 3315 of No. three fixing bars 3314 Dynamic regulation rotary-cut wheel 3319 is to suitable rotary-cut position, and now rotary-cut motor 3318 is pruned needed for driving rotary-cut wheel 3319 quick rotary-cuts Branch, latter two sawing that branch rotary-cut finishes pats side chain 34 and starts simultaneously at work, and two sawings pat on side chains 34 two Pat motor 3410 to start working, pat motor 3410 and drive beating axle 348 to rotate on two beating journal stirrups 347, pat axle 348 drive one row's cams 349 rotate, and under the spring force restoring force effect of three limit spring 3412, cam 349 is by special Outline line ceaselessly drives beating support plate 343 repeatedly moving back and forth at sawing support plate 342, pats support plate 343 and drives three peaces On dress seat 345, sawing protection branch patted repeatedly by three electric saws 346, thus the branch getting off rotary-cut carries out whole sawing powder Broken, it is achieved that the automatic clipping function of rail protection trees, easy and simple to handle, labour intensity is little, and automaticity is high, prunes speed Hurry up, prune the time short, prune effect good, and prune finish after automatically shred branch.

When the present invention uses, when the needs present invention carries out the detection of rail road conditions, four in four damping drive mechanisms 152 Individual driving motor 1526 starts simultaneously at work, drives motor 1526 to drive drive shaft 1525 to drive at two and rotates on ear 1524, Drive shaft 1525 drives two drive pulleys 1528 to rotate, and two drive pulleys 1528 drive the transmission of two Timing Belts 153, two Timing Belt 153 transmission drive walking belt wheel 154 walk on rail, and in the present invention a hydraulic cylinder 1522b at an ear The moving sets P that revolute pair R being formed when rotating on seat 1522a is secondary, a hydraulic cylinder 1522b is formed when working is secondary, a hydraulic pressure Revolute pair R that cylinder 1522b is formed when No. two ear mount 1522c rotate is secondary, thus defines RPR type side chain in parallel, and lower damping Platform 1521 is put down as dynamic as four RPR types side chains in parallel, the upper vibration-damped table 1523 of fixed platform, four damping side chain 1522 formation Platform defines 4-RPR type parallel institution, and 4-RPR type parallel institution has good stability, dynamic property is good, precision is high, rigidity is strong With the advantage such as bearing capacity is big, four 4-RPR type parallel institutions that four damping drive mechanisms 152 are formed are by two middle part tensionings The good tension effects in two ends of the good tension effects in middle part of mechanism 155 and four lateral strainers 156 is to two Timing Belts Walking belt wheel 154 on 153 plays uniform rigidly from steady walking function, maintenance rail conditions of can automatically walking, it is achieved that iron Rail automatically move detection function；When the needs present invention prunes rail protection trees, two No. four hydraulic cylinders 332 start fortune Dynamic, two No. four hydraulic cylinders 332 drive has two clamping hand 336 motor adjustments on the right side of grain-clamping table 334 to suitable clamp distance, So latter two clamping drives two No. five hydraulic cylinder 337b on side chain 337 to drive two clamping hands 336 to repair needed for automatically clamping Poll, after clamping finishes, electric rotating machine 338 is started working, and positions bar 3310 and rotary-cut annular groove 3311 four rotary-cuts Auxiliary stopper support the rotary-cut angle of rotary-cut wheel 3319 on the right side of the main rotary-cut platform 339 of lower rotating electrical machine 338 stable regulation, then pass through Four No. six hydraulic cylinders 3312 drive rotary-cut wheel 3319 motor adjustments on the right side of secondary turntable 3313 to rotary-cut distance, then to pass through again No. seven hydraulic cylinders 3321 drive two No. two fixing ears 3316 on No. four fixing bars 3317 at No. one of No. three fixing bars 3314 On fixing ear 3315, rotation regulation rotary-cut wheel 3319 is to suitable rotary-cut position, and now rotary-cut motor 3318 drives rotary-cut wheel 3319 fast Pollard needed for speed rotary-cut, latter two sawing beating side chain 34 that branch rotary-cut finishes starts simultaneously at work, and two sawings are clapped Make two beating motors 3410 on side chain 34 to start working, pat motor 3410 and drive beating axle 348 to pat journal stirrups 347 at two Upper rotation, pats axle 348 and drives row's cam 349 to rotate, convex under the spring force restoring force effect of three limit spring 3412 Wheel 349 ceaselessly drives beating support plate 343 repeatedly moving back and forth at sawing support plate 342 by specific profile line, pats support plate In 343 three mounting seats 345 of drive, sawing protection branch patted repeatedly by three electric saws 346, thus the branch getting off rotary-cut enters The whole sawing of row is pulverized, it is achieved that the automatic clipping function of rail protection trees；Finally achieve the road conditions detection of rail, prune The automatic maintenance function of trees integration, it is not necessary to manual hand manipulation, easy and simple to handle, labour intensity is little, solves existing rail dimension There is operation complexity in the mode of protecting, labour intensity is big, automaticity is low, operating efficiency is low, need artificial walking maintenance iron Track-like condition, need artificial prune protection trees, prune that speed is slow, prune time length, prune effect difference and pruning finish after need Manually to shred the difficult problems such as branch, to have reached purpose.

General principle, principal character and the advantage of the present invention have more than been shown and described.The technical staff of the industry should Understanding, the present invention is not restricted to the described embodiments, the simply explanation present invention's of the description in above-described embodiment and specification Principle, without departing from the spirit and scope of the present invention, the present invention also has various changes and modifications, and these change and change Enter to both fall within scope of the claimed invention.Claimed scope is by appending claims and equivalent thereof Define.

Claims (4)

1. a protection tree trimming equipment with track detecting function, it is characterised in that：Including track mobile foundation (1), The upper surface of described track mobile foundation (1) is provided with track tree trimming device (3)；Described track mobile foundation (1) includes Substrate (11), is symmetrically installed with two rows and moves pillar (12) in the middle part of the lower surface of described substrate (11), two rows move pillar (12) Lower end be welded with mobile base station (13), the two ends of mobile base station (13) are symmetrically welded with two rows and fix post (14), and two rows fix The both sides of post (14) are separately installed with two devices that are movably walking (15)；The described device that is movably walking (15) includes being welded on correspondence The walking base station (151) of fixing post (14), the two ends up and down of walking base station (151) are symmetrically installed with four damping drive mechanisms (152), the outer wall of four damping drive mechanisms (152) is connected with two Timing Belts (153) respectively, two Timing Belts (153) Outer wall walking belt wheel (154) is installed, be symmetrically installed with two middle parts and open in the middle part of the two ends up and down of described walking base station (151) Tight mechanism (155), the top of two middle parts strainer (155) bears against on the inwall up and down of treads wheel (154), institute State and be symmetrically installed with four lateral strainers (156), four lateral strainers outside the two ends up and down of walking base station (151) (156) top is all connected with two Timing Belts (153)；Described damping drive mechanism (152) includes being arranged on walking base station (151) the lower vibration-damped table (1521) on end face, lower vibration-damped table (1521) upper surface is uniformly provided with four dampings in the axial direction Side chain (1522), the upper end of four damping side chains (1522) is arranged in vibration-damped table (1523), upper vibration-damped table (1523) upper End face is provided with two and drives ear (1524), is provided with drive shaft (1525) by bearing, drives between two drivings ear (1524) Being provided with by shaft coupling on moving axis (1525) drives motor (1526), drives motor (1526) to be arranged on driving bearing (1527) on, driving bearing (1527) to be arranged in vibration-damped table (1523), the middle part of described drive shaft (1525) is provided with two Individual drive pulley (1528), two drive pulleys (1528) are meshed with two Timing Belts (153) respectively；Described middle part tensioning device Structure (155) includes the tensioning pillar (1551) being welded on walking base station (151) end face, and tensioning pillar is symmetrical arranged on (1551) Have two tensioning support plates (1552), the sidewall of two tensioning support plates (1552) be respectively welded two and advocate mandrel (1553), Advocate that being separately installed with two by bearing on mandrel (1553) advocates bearing up pulley (1554), advocates that bearing up pulley (1554) is equal for two for two It is close on walking belt wheel (154) inwall；

Described track tree trimming device (3) includes the pruning base plate (31) being welded on substrate (11) upper surface, prunes base plate (31) it is welded with pruning support plate (32) on, prune and clamping rotary-cut side chain (33) is installed in the middle part of the side on support plate (32), prune The side bilateral symmetry of support plate (32) is provided with two sawings and pats side chain (34), and the symmetrical position of side chain (34) is patted in two sawings Both sides in clamping rotary-cut side chain (33)；Described clamping rotary-cut side chain (33) includes that being arranged on the clamping pruned on support plate (32) props up Plate (331), is symmetrically installed with two No. four hydraulic cylinders (332), two No. four hydraulic cylinders on the upside of clamping support plate (331) sidewall (332) middle part is fixed on clamping and determines on plate (333), and the bilateral symmetry that plate (333) is determined in clamping is welded on clamping support plate (331) On, the top of two No. four hydraulic cylinders (332) is provided with grain-clamping table (334) by flange, and the middle part of grain-clamping table (334) is welded with Clamp posts (335), the both sides, top of clamp posts (335) are symmetrically installed with two clampings hand (336), two folders by hinge Hold and drive side chain (337) to be connected by two clampings respectively between the back of hand (336) and grain-clamping table (334)；Described clamping Under plate (331) sidewall, middle side part is provided with electric rotating machine (338) by motor cabinet, and the output shaft of electric rotating machine (338) is installed There is main rotary-cut platform (339), the inwall of main rotary-cut platform (339) is symmetrically installed with four pieces in the axial direction and rotates positioning bar (3310), the bottom of four rotary-cuts positioning bar (3310) is installed in rotary-cut annular groove (3311) by sliding matching mode, Rotary-cut annular groove (3311) is welded in clamping support plate (331), and the outer wall of described main rotary-cut platform (339) is symmetrically installed with four No. six hydraulic cylinders (3312) of root, the top of four No. six hydraulic cylinders (3312) is provided with secondary turntable (3313) by flange, secondary No. three fixing bars (3314) of turntable (3313) middle part welding, No. three fixing bar (3314) tops are provided with a fixing ear (3315), a fixing ear (3315) is arranged between two No. two fixing ears (3316) by bearing pin, two No. two fixing ears (3316) being arranged on No. four fixing bars (3317), the top of No. four fixing bars (3317) is provided with rotary-cut motor by motor cabinet (3318), the output shaft of rotary-cut motor (3318) is provided with rotary-cut wheel (3319), the sidewall of No. four fixing bars (3317) sets It is equipped with two No. three fixing ears (3320), between two No. three fixing ears (3320), by bearing pin, No. seven hydraulic cylinders are installed (3321), the bottom of No. seven hydraulic cylinders (3321) is arranged between No. nine ear mount (3322) by bearing pin, No. nine ear mount (3322) It is welded on secondary turntable (3313)；Described sawing is patted side chain (34) and is included being arranged on the sawing base plate pruned on support plate (32) (341), the upper inclined shape of sawing base plate (341) is provided with on sawing support plate (342), and sawing support plate (342) middle inside is passed through Hinge is provided with beating support plate (343), pats support plate (343) top and is welded with sawing platform (344), and sawing platform (344) is upper uniformly It is provided with three mounting seats (345), three mounting seats (345) are separately installed with three electric saws (346), described sawing support plate (342) it is provided with two on and pats journal stirrup (347), pat for two and by bearing, beating axle is installed between journal stirrup (347) (348), beating axle (348) being uniformly provided with row's cam (349), the top of each cam (349) is all resisted against beating On plate (343), the upper end of described beating axle (348) is provided with beating motor (3410) by shaft coupling, pats motor (3410) It is arranged in beating bearing (3411), pat bearing (3411) and be welded on sawing support plate (342) inwall, described sawing support plate (342) all cams (349) bottom being provided with on beating opening, and beating axle (348) is positioned in beating opening, described saw The upper end cutting support plate (342) is uniformly provided with three limit spring (3412), the top of three limit spring (3412) respectively with The sidewall of three mounting seats (345) is connected.

2. a kind of protection tree trimming equipment with track detecting function according to claim 1, it is characterised in that：Institute State lateral strainer (156) and include being symmetrically welded at two lateral stays (1561) of walking base station (151) end face, two By bearing, secondary tensioning shaft (1562) is installed between root lateral stay (1561), secondary tensioning shaft (1562) is symmetrically installed with two Individual secondary regulating wheel (1563), two secondary regulating wheels (1563) are all close on walking belt wheel (154) inwall.

3. a kind of protection tree trimming equipment with track detecting function according to claim 1, it is characterised in that：Institute State the ear mount (1522a) that damping side chain (1522) includes being arranged in lower vibration-damped table (1521), ear mount (1522a) it Between by bearing pin, a number hydraulic cylinder (1522b) is installed, the top of a hydraulic cylinder (1522b) is provided with No. two ears by bearing pin Seat (1522c), No. two ear mount (1522c) are arranged in vibration-damped table (1523).

4. a kind of protection tree trimming equipment with track detecting function according to claim 1, it is characterised in that：Institute Stating clamping drives side chain (337) to include No. seven ear mount (337a) being arranged on grain-clamping table (334), between No. seven ear mount (337a) Being provided with No. five hydraulic cylinders (337b) by bearing pin, the top of No. five hydraulic cylinders (337b) is arranged on No. eight ear mount by bearing pin (337c), between, No. eight ear mount (337c) are arranged on the back of clamping hand (336).