CN209632700U

CN209632700U - Cross host and burr machine

Info

Publication number: CN209632700U
Application number: CN201920365941.3U
Authority: CN
Inventors: 张敏
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-03-21
Filing date: 2019-03-21
Publication date: 2019-11-15
Anticipated expiration: 2029-03-21

Abstract

The utility model provides cross host and burr machine, it is related to equipment for grinding field, it solves the problems, such as that steady, accurate multidirectional movement cannot be provided for bistrique in the prior art, the cross central post connects motoring mechanism and realizes C to revolution, motoring mechanism attended operation machine trolley realizes X to movement, slide plate is flexibly connected column and realizes that Z-direction is mobile, and crossbeam is flexibly connected slide plate and realizes that Y-direction is mobile；Lifting speed reduction motor is installed on column and connect with screw rod, screw rod and slide plate are sequentially connected by screw pair improves slide plate along the axial movement precision of screw rod, and wirerope is set around the fixed pulley of column top and is separately connected slide plate and counterweight to improve the robust motion and precision of bistrique；Transverse-moving mechanism is installed on column and is sequentially connected with crossbeam.The multidirectional flat high-precision that the burr machine can be realized bistrique after bistrique is installed at crossbeam both ends surely moves.

Description

Cross host and burr machine

Technical field

The utility model relates to equipment for grinding fields, are cross host and burr machine specifically.

Background technique

The tank body of domestic coring reaction kettle and similar high-pressure heavy container is substantially to be welded by steel plate, weldering Stitch uneven, when polishing needs grinding tool that can adapt to this variation of weld seam automatically.

Currently, lacking the grinding for domestic coring reaction kettle and similar high-pressure heavy container on the market, in polishing High-end devices.The column receiving moment of flexure of existing equipment is larger and steady, accurate multidirectional movement cannot be provided for bistrique.Cause This, a kind of special equipment developed in conjunction with new and effective strong abrasive band and high speed grinding wheel grinding feature.

Utility model content

The purpose of this utility model is that design cross host and burr machine, have stable structure, it is mobile it is steady, Advantage with high accuracy.

The utility model is achieved through the following technical solutions:

Cross host, including operation machine trolley, column, crossbeam, motoring mechanism, elevating mechanism, transverse-moving mechanism, cunning Plate；The operation machine trolley is for carrying the component being attached thereto and walking for realizing X to straight line, the motoring mechanism It is installed on the operation machine trolley；The column provides Z-direction guiding for the slide plate, and bottom end is installed on the motoring machine Structure, the motoring mechanism for realizing the column around its own axis C to rotary motion；The slide plate is flexibly connected It can move in the column and along Z-direction, the slide plate provides Y-direction guiding for the crossbeam；The crossbeam is movably installed in slide plate And can be moved along Y-direction, the crossbeam can be moved with the slide plate along Z-direction；The elevating mechanism provides Z-direction movement for the slide plate Power comprising lifting speed reduction motor, screw rod, counterweight, fixed pulley, wirerope, the lifting speed reduction motor are installed on described vertical Column, the screw rod are pivotally mounted to the column and are sequentially connected with the lifting speed reduction motor, the screw rod and the cunning Plate is sequentially connected by screw pair, and the fixed pulley is installed on the column top, and the wirerope is set around the fixed pulley And its both ends is separately connected the slide plate and counterweight；The transverse-moving mechanism is installed on the column and is sequentially connected with the crossbeam To provide Y-direction mobile power for the crossbeam.

When using above-mentioned setting structure, the cross host after assembly can be realized XYZC to movement.Meanwhile slide plate with It is high that column by the kind of drive of screw pair connects transmission efficiency, moves steadily without creeping phenomenon, and it is reversed when no-idle running, can Slide plate is improved along the axial movement precision of screw rod.Matching for installation is reused in balance and mitigates crossbeam and be mounted on the bistrique pair of crossbeam The bearing capacity of column improves the robust motion and precision of the stability of structure and bistrique to reduce the bending moment of column. Also, select motoring mechanism that can effectively improve the flexibility of operation and meet the needs of fast hoisting workpiece.

It is further that preferably to realize the utility model, especially use following setting structures: the column has inner cavity, The counterweight is set in the cavity of the column and can move up and down.

It is further to realize the utility model to be better, especially use following setting structures: the motoring mechanism Rotatable disc-shaped components, revolution driving, the revolution driving and the plate-like group including being connected to the operation machine trolley Part transmission connection.

It is further preferably to realize the utility model, especially use following setting structures: the disc-shaped components for time Turn bearing, outer ring is fixedly connected on the operation machine trolley, and inner ring is fixedly connected with the bottom end of the column；The revolution is driven Dynamic includes the revolution decelerating motor for being fixed on the column, and the main shaft of the revolution decelerating motor is fixed with swiveling gear, described Swiveling gear is engaged with the gear ring of the outer ring.

When using above-mentioned setting structure, the disc-shaped components of motoring mechanism use the revolution branch of professional production producer production It holds, it is ensured that revolution is steady, improves whole overturn-preventing ability, it is ensured that the stability of column, bistrique when ensure that cross beam movement Lower lower amount of deflection improves the mobile stationarity and high-precision of bistrique.

Further to realize the utility model to be better, especially use following setting structures: the column is connected with gas Dynamic rotary locking device, the pneumatic rotary locking device include cylinder and the platen that connect with the piston of the cylinder.

When using above-mentioned setting structure, column along C to do ± 180 ° revolution after, must when column rotates to Working position It need lock to guarantee that equipment works normally, pneumatic rotary locking device pushes platen to be pressed on operation machine trolley by cylinder Realize braking in top surface.

It is further to realize the utility model to be better, especially use following setting structures: the flat platen bottom face installation There is sheet rubber.

When using above-mentioned setting structure, the sheet rubber for being set to flat platen bottom face is used to increase column and operate the system of machine trolley Dynamic performance.

Further to realize the utility model to be better, especially use following setting structures: the piston of the cylinder connects It is connected to terminal pad, the terminal pad is connected with multiple platens.

When using above-mentioned setting structure, terminal pad extends the concatenation ability of cylinder, can by simultaneously at terminal pad Multiple platens are connected to improve column and operate the braking ability between machine trolley.

It is further to realize the utility model to be better, especially use following setting structures: the operation machine trolley peace Equipped with several overturn-preventing structures；The overturn-preventing structure includes two pieces for that will provide the row of guiding for the operation machine trolley Track sandwiched is walked therebetween to realize the anti-dumping plate of anti-dumping position-limiting action, the bottom end of the anti-dumping plate, which has, avoids the walking track Escape groove, the escape groove of two blocks of anti-dumping plates of the single overturn-preventing structure, which is formed, limits the walking rail for sandwiched The T-slot in road.

When using above-mentioned setting structure, overturn-preventing structure can will provide the walking railway clamp of walking guiding for operation machine trolley Set on the position-limiting action for realizing overturn-preventing therebetween, whole overturn-preventing ability is improved, provides better row for cross host Walk stability and walking posture, it is ensured that the stability of column, bistrique lower lower amount of deflection when ensure that cross beam movement improve mill The mobile stationarity and high-precision of head.

Further to realize the utility model to be better, especially using following setting structures: the transverse-moving mechanism includes Traversing decelerating motor, the output shaft of the traversing decelerating motor are connected with traversing gear, and the crossbeam is equipped with traversing rack gear, institute Traversing gear is stated to engage with the traversing rack gear.

When using above-mentioned setting structure, crossbeam is moved horizontally along Y-direction as rack-and-pinion transfer mode.Crossbeam is in traversing deceleration It under motor effect, is moved horizontally by rack pinion, control is using AC servo, it can be achieved that transverse arm is moved away from function.

Further to realize the utility model to be better, especially use following setting structures: the column is equipped with shield Ladder, the shield ladder are located at the back side of the slide plate.

When using above-mentioned setting structure, shield ladder is guardrail, and the dorsal surface of column is equipped with for overhauling lifting speed reduction motor Ladder, ladder shield ladder is around safety to protect worker staff.

It is further to realize the utility model to be better, especially use following setting structures: the lifting speed reduction motor For turbine and worm decelerating motor.

When using above-mentioned setting structure, turbine and worm decelerating motor has self-locking attribute.

The utility model additionally provides a kind of burr machine, and including above-mentioned cross host, the both ends of the crossbeam are distinguished Head-grinding machine bistrique and built-up welding head are installed.

When using above-mentioned setting structure, the multidirectional flat of bistrique can be realized after head-grinding machine bistrique is installed on cross host High-precision is steady mobile.

The utility model have the following advantages that and the utility model has the advantages that

(1) in the cross host of the utility model, the cross host after assembly can be realized XYZC to movement.Together When, slide plate and column connect transmission efficiency height by the kind of drive of screw pair, move steadily without creeping phenomenon, and it is reversed when without Axial movement precision of the slide plate along screw rod can be improved in idle stroke.Matching for installation is reused in balance and mitigates crossbeam and be mounted on cross The bearing capacity of the bistrique column of beam is flat to improve the movement of the stability of structure and bistrique to reduce the bending moment of column Stability and precision.Also, select motoring mechanism that can effectively improve the flexibility of operation and meet the need of fast hoisting workpiece It wants.

(2) in the burr machine of the utility model, it can be realized bistrique after head-grinding machine bistrique is installed on cross host Multidirectional flat high-precision surely moves.

Detailed description of the invention

In order to illustrate the embodiment of the utility model or the technical proposal in the existing technology more clearly, below will be to embodiment Or attached drawing needed to be used in the description of the prior art is briefly described, it should be apparent that, the accompanying drawings in the following description is only It is some embodiments of the utility model, for those of ordinary skill in the art, in the premise not made the creative labor Under, it is also possible to obtain other drawings based on these drawings.

Fig. 1 is the schematic front view of cross host in embodiment 1；

Fig. 2 is the left view schematic diagram of Fig. 1；

Fig. 3 is the structural schematic diagram of revolution driving；

Fig. 4 is the structural schematic diagram for operating machine trolley and column join domain；

Fig. 5 is the enlarged structure schematic diagram in the portion A；

Fig. 6 is the enlarged structure schematic diagram in the portion B；

Fig. 7 is the enlarged structure schematic diagram in the portion C；

In the figure, it is marked as

1- operates machine trolley；1a- trolley pedestal；1b- walking decelerating motor；1c- traveling wheel；

2- column；2a- upright post base；

3- crossbeam；

5- elevating mechanism；5a- lifting speed reduction motor；5b- screw rod；5c- counterweight；5d- fixed pulley；5e- wirerope；

6- transverse-moving mechanism；The traversing decelerating motor of 6a-；The traversing gear of 6b-；

7- slide plate；

9- pivoting support；

10- turns round decelerating motor；

11- swiveling gear；

12- pneumatic rotary retaining mechanism；12a- cylinder；12b- terminal pad；12c- platen；

The traversing rack gear of 13-；

14- shield ladder；

15- pivoting support seat；

The vertical roller type linear guide rail of 16-；

17- transverse direction roller type linear guide rail；

18- overturn-preventing structure；18a- anti-dumping plate.

Specific embodiment

To keep the purpose of this utility model, technical solution and advantage clearer, below by the technology to the utility model Scheme is described in detail.Obviously, the described embodiments are only a part of the embodiments of the utility model, rather than all Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are not before making creative work Obtained all other embodiment is put, the range that the utility model is protected is belonged to.

Embodiment 1:

Cross host has the advantages that stable structure, movement are steady, with high accuracy, as shown in Figure 1, Figure 2, Fig. 3, Fig. 4, Fig. 5, Shown in Fig. 6, Fig. 7, it is specifically arranged to following structures:

Including operation a machine trolley 1, a column 2, a crossbeam 3, a motoring mechanism, an elevating mechanism 5, a cross sliding machine Structure 6, a slide plate 7.

The operation machine trolley 1 is superduty walking trolley, for carrying the component being attached thereto and for realizing X to straight Line walking.The operation machine trolley 1 is mainly including trolley pedestal 1a, the walking decelerating motor 1b for being installed in trolley pedestal 1a and row The traveling wheel 1c that decelerating motor 1b is connect by shaft coupling axis is walked, operation machine trolley 1 is installed in by traveling wheel 1c to be laid in advance Walking track on, walking track provide X-axis horizontally-guided.

Turn have a motoring mechanism in the top surface peace of operation machine trolley 1, the motoring mechanism is for realizing column 2 Rotary motion.Column 2 is vertically arranged and provides Z-direction guiding for slide plate 7, and the bottom of column 2 has a upright post base 2a.

Wherein, which mainly includes the rotatable disc-shaped components for being connected to the top surface trolley pedestal 1a, returns Turn driving, revolution driving and disc-shaped components are sequentially connected.Disc-shaped components and revolution driving in the motoring mechanism can be The gear teeth dish driving component of mutual external toothing, fluted disc are rotatably connected to the top surface of the trolley pedestal 1a of operation machine trolley 1, And gear is driven by being fixed on the decelerating motor at the top of trolley pedestal 1a, the bottom end of column 2 utilizes bolt by upright post base It is fixed on fluted disc top surface, drives column 2 to turn round along C axis by the rotation of gear；

The disc-shaped components of the motoring mechanism are also possible to pivoting support 9, and the outer ring of pivoting support 9 by screw and is returned Turn fulcrum bearing 15 to be fixedly connected, meanwhile, pivoting support seat 15 is bolted to connection the trolley pedestal 1a's of operation machine trolley 1 Top surface, the inner ring of pivoting support 9 are fixedly connected on the bottom surface of the upright post base 2a of 2 bottom end of column by screw；Meanwhile it turning round and driving The dynamic then main revolution decelerating motor 10 including being fixed on the side upright post base 2a of column 2, the master of the revolution decelerating motor 10 It is stretched under axis and single-revolution gear 11 is fixed with by key, screw, gland, the gear ring external toothing of the swiveling gear 11 and outer ring is led to It crosses revolution decelerating motor 10 and drives the rotation of swiveling gear 11, and then drive upright post base 2a rotation to realize by swiveling gear 11 and stand The C of column 2 is to rotary motion.The swing mechanism 4 of the present embodiment preferably uses the latter, because, the disc-shaped components of motoring mechanism Ensure the stationarity turned round after pivoting support 9 using the production of professional production producer, and whole overturn-preventing ability can be improved, really The stability for having protected column 2 can guarantee bistrique lower lower amount of deflection when crossbeam 3 is mobile, improve the mobile stationarity and height of bistrique Precision.The preferred embodiment described below for being subject to motoring mechanism is described further.

Column 2 is that slide plate 7 provides Z-direction guiding, and Z-direction guiding is led by the vertical roller type linear for being vertically provided at column 2 Rail 16 provides, and the bottom end multiple groups screw of upright post base 2a is fixedly connected with the inner ring of the pivoting support 9 of motoring mechanism.It is transporting When row, the revolution decelerating motor 10 of motoring mechanism is by the rotation of the swiveling gear 11 rotated along the outer ring of pivoting support 9 Walking, and then the upright post base 2a rotary motion being fixedly connected with revolution decelerating motor 10 is driven to realize column 2 around it certainly The C of body axis is to rotary motion.

Guiding is connected with a slide plate 7 at the vertical roller type linear guide rail 16 of column 2, and slide plate 7 passes through roller and vertical rolling The guiding cooperation of pillar linear guides 16, slide plate 7 vertically can move up and down realization Z-direction movement by roller type linear guide rail 16.Slide plate 7 Also with the guide direction sliding slot vertical with the guide direction of vertical roller type linear guide rail 16, be fixed in the sliding slot and Lateral roller type linear guide rail 17 in the same direction, lateral roller type linear guide rail 17 is that crossbeam 3 provides Y-direction guiding, 3 activity of crossbeam It is installed on the inside of the sliding slot of slide plate 7, crossbeam 3 is oriented to match by roller with lateral roller type linear guide rail 17 to be merged and can move along Y-direction It is dynamic.

Transverse-moving mechanism 6 mainly includes traversing motor cabinet, traversing decelerating motor 6a, traversing gear 6b, and traversing motor cabinet is fixed It is installed on column 2 or slide plate 7, traversing decelerating motor 6a, the output shaft of traversing decelerating motor 6a are fixedly mounted on traversing motor cabinet It is connected with traversing gear 6b, the inside of crossbeam 3 is fixed with the traversing rack gear 13 with lateral roller type linear guide rail 17 in the same direction, traversing Gear 6b engages realization transmission connection with traversing rack gear 13 to provide Y-direction mobile power for the crossbeam 3.Crossbeam 3 is along Y-direction level Mobile is rack-and-pinion transfer mode.Crossbeam 3 makees horizontal fortune under traversing decelerating motor 6a effect, through rack pinion Dynamic, control is using AC servo, it can be achieved that transverse arm, which is moved, has encoder away from function.

The effect of elevating mechanism 5 is to provide Z-direction mobile power for slide plate 7, which mainly includes that lifting is slowed down Motor 5a, screw rod 5b, counterweight 5c, fixed pulley 5d, wirerope 5e.Lifting speed reduction motor 5a is fixedly installed in column by screw 2 top, screw rod 5b is vertically arranged, and the upper and lower ends of screw rod 5b pass through the bearing block being fixedly connected with column 2 and position respectively It is installed in rotation at column 2 in the bearing in bearing block, the top of screw rod 5b and the output shaft of lifting speed reduction motor 5a are logical It crosses shaft coupling axis and connects realization transmission connection, screw rod 5b passes through screw pair with ball nut fixed on slide plate 7 and is sequentially connected.It is fixed sliding It takes turns 5d and is installed on 2 top of column by being fixed on the pulley base on the top of column 2, wirerope 5e is set around fixed pulley 5d, steel wire The rear and front end of rope 5e is located at the front and rear sides of column 2, and the rear and front end of wirerope 5e is separately connected slide plate 7 and counterweight 5c, wirerope 5e are that the lifting bolt by being fixed on slide plate 7 and counterweight 5c is connect with slide plate 7 and counterweight 5c.Lifting subtracts Screw rod 5b rotation is driven to realize the moving up and down along Z axis of slide plate 7 when speed motor 5a is run, meanwhile, it is mounted on the crossbeam 3 of slide plate 7 Also it can be moved up and down with slide plate 7 along Z axis.Wherein, it is preferably set as, which has an inner cavity, and counterweight 5c is set to It is intracavitary including counterweight 5c to move up and down in the cavity of column 2.

Wherein, the dorsal surface of column 2 is equipped with the ladder for overhauling lifting speed reduction motor 5a, therefore, in order to protect work Make the safety of personnel, column 2 is equipped with shield ladder 14, and shield ladder 14 is located at the back side of slide plate 7, and shield ladder 14 is guardrail, ladder shield ladder 14 around the safety to protect staff.

Wherein, lifting speed reduction motor 5a is turbine and worm decelerating motor, and turbine and worm decelerating motor has self-locking attribute.

When using above-mentioned setting structure, the cross host after assembly can be realized XYZC to movement.Meanwhile slide plate 7 Transmission efficiency height is connect by the kind of drive of screw pair with column 2, is moved steadily without creeping phenomenon, and it is reversed when without null Axial movement precision of the slide plate 7 along screw rod 5b can be improved in journey.The counterweight 5c of installation is for balancing and mitigating crossbeam 3 and be mounted on The bearing capacity of the bistrique column 2 of crossbeam 3 improves the stability of structure and the fortune of bistrique to reduce the bending moment of column 2 Dynamic stationarity and precision.Also, select motoring mechanism that can effectively improve the flexibility of operation and meet fast hoisting workpiece Needs.

A kind of feasible preferred embodiment as the present embodiment, it is preferred that the upright post base 2a of column 2 connects by the way that screw is fixed Several pneumatic rotary locking devices 12 are connected to, the pneumatic rotary locking device 12 is mainly including cylinder 12a and with cylinder 12a's The platen 12c that piston is fixedly connected.Column 2 along C to do ± 180 ° revolution after, when column 2 rotates to Working position, it is necessary to To guarantee that equipment works normally, pneumatic rotary locking device 12 pushes platen 12c to be pressed on operation board by cylinder 12a for locking Realize braking in the top surface of vehicle 1.

A kind of feasible preferred embodiment as platen 12c, it is preferred that can further be installed in the bottom surface of platen 12c One matched sheet rubber.The sheet rubber for being set to the bottom surface platen 12c is used to increase column 2 and operate the braking ability of machine trolley 1.

In order to improve braking ability, it is preferred that be fixedly connected with one by shaft coupling at the piston extension end of cylinder 12a Cross section is greater than the terminal pad 12b in piston cross-section face, and terminal pad 12b is connected with multiple platen 12c.Terminal pad 12b is extended The concatenation ability of cylinder 12a, can be by connecting multiple platen 12c at terminal pad 12b simultaneously to improve column 2 and operation machine Braking ability between trolley 1.

Embodiment 2:

The present embodiment makes further improvement on the basis of the above embodiments, especially uses following setting structures:

It operates to be bolted at the side plate of the trolley pedestal 1a of machine trolley 1 and several overturn-preventing structures 18 is installed, Overturn-preventing structure 18 is located at the top of walking track.

Specifically, overturn-preventing structure 18 mainly includes the anti-dumping plate 18a that two pieces of entirety are in vertical plate, anti-dumping plate 18a's Bottom end is allowed to the vertical plate that generally bottom has crotch with the escape groove of evacuation walking track, and anti-dumping plate 18a passes through spiral shell Bolt is fixedly connected at the side plate of trolley pedestal 1a.There is gap between two pieces of anti-dumping plate 18a in single overturn-preventing structure 18, The escape groove of two pieces of anti-dumping plate 18a is oppositely arranged to form the T-slot for limiting walking track for sandwiched, T-slot and walking The section of track matches for will be to operate machine trolley 1 to provide the walking track sandwiched of guiding therebetween to realize that anti-dumping limit is made .Therefore, it is anti-to be set to realization therebetween by overturn-preventing structure 18 for the walking railway clamp for providing walking guiding for operation machine trolley 1 The position-limiting action to topple can be improved whole overturn-preventing ability, for cross host provide better walking stability and Walking posture, it is ensured that the stability of column, bistrique lower lower amount of deflection when ensure that cross beam movement, the movement for improving bistrique are flat Stability and high-precision.

Embodiment 3:

The present embodiment additionally provides a kind of burr machine on the basis of the above embodiments, especially uses following setting structures:

Including the cross host in embodiment 1, the both ends end of crossbeam 3 be fixedly installed with respectively head-grinding machine bistrique and Built-up welding head.The multidirectional flat high-precision that can be realized bistrique after installation head-grinding machine bistrique on cross host surely moves.

Above description is only a specific implementation of the present invention, but the protection scope of the utility model is not limited to In this, anyone skilled in the art within the technical scope disclosed by the utility model, can readily occur in variation Or replacement, it should be covered within the scope of the utility model.

Claims

1. cross host, it is characterised in that: including operation machine trolley (1), column (2), crossbeam (3), motoring mechanism, rise Descending mechanism (5), transverse-moving mechanism (6), slide plate (7)；

The operation machine trolley (1) is walked for realizing X to straight line, and the motoring mechanism is installed on the operation machine trolley (1)；

The column (2) is that the slide plate (7) provide Z-direction guiding, and bottom end is installed on the motoring mechanism, described electronic Swing mechanism for realizing the column (2) around its own axis C to rotary motion；

The slide plate (7) is movably connected on the column (2) and can move along Z-direction, and the slide plate (7) is that the crossbeam (3) mention It is oriented to for Y-direction；

The crossbeam (3) is movably installed in slide plate (7) and can move along Y-direction, and the crossbeam (3) and the slide plate (7) can be along Z-directions It is mobile；

The elevating mechanism (5) is that the slide plate (7) provide Z-direction mobile power comprising lifting speed reduction motor (5a), screw rod (5b), counterweight (5c), fixed pulley (5d), wirerope (5e), the lifting speed reduction motor (5a) are installed on the column (2), institute It states screw rod (5b) to be pivotally mounted to the column (2) and be sequentially connected with the lifting speed reduction motor (5a), the screw rod (5b) and the slide plate (7) is sequentially connected by screw pair, and the fixed pulley (5d) is installed on the column (2) top, described Wirerope (5e) is set around the fixed pulley (5d) and its both ends is separately connected the slide plate (7) and counterweight (5c)；

The transverse-moving mechanism (6) is installed on the column (2) and thinks that the crossbeam (3) mentions with the crossbeam (3) transmission connection For the mobile power of Y-direction.

2. cross host according to claim 1, it is characterised in that: the motoring mechanism is described including being connected to Rotatable disc-shaped components, the revolution driving of machine trolley (1) are operated, the revolution driving and the disc-shaped components are sequentially connected.

3. cross host according to claim 2, it is characterised in that: the disc-shaped components are pivoting support (9), outside Circle is fixedly connected on the operation machine trolley (1), and inner ring is fixedly connected with the bottom end of the column (2)；The revolution driving packet The revolution decelerating motor (10) for being fixed on the column (2) is included, the main shaft of revolution decelerating motor (10) is fixed with rotary teeth It takes turns (11), the swiveling gear (11) is engaged with the gear ring of the outer ring.

4. cross host according to claim 3, it is characterised in that: the column (2) is connected with pneumatic rotary locking Device (12), the pneumatic rotary locking device (12) include cylinder (12a) and the pressure that connect with the piston of the cylinder (12a) Disk (12c), platen (12c) bottom surface are equipped with sheet rubber.

5. cross host according to claim 4, it is characterised in that: the piston of the cylinder (12a) is connected with connection Disk (12b), the terminal pad (12b) are connected with multiple platens (12c).

6. cross host according to claim 1-5, it is characterised in that: operation machine trolley (1) installation There are several overturn-preventing structures (18)；The overturn-preventing structure (18) includes two pieces for that will walk track sandwiched therebetween to realize The anti-dumping plate (18a) of anti-dumping position-limiting action, the bottom end of the anti-dumping plate (18a) have the escape groove for avoiding the walking track, The escape groove of two pieces of anti-dumping plates (18a) of the single overturn-preventing structure (18), which is formed, limits the walking rail for sandwiched The T-slot in road.

7. cross host according to claim 1-5, it is characterised in that: the transverse-moving mechanism (6) includes cross It moves decelerating motor (6a), the output shaft of the traversing decelerating motor (6a) is connected with traversing gear (6b), crossbeam (3) installation Have traversing rack gear (13), the traversing gear (6b) is engaged with the traversing rack gear (13).

8. cross host according to claim 1-5, it is characterised in that: the column (2) is equipped with shield ladder (14), the back side for protecting terraced (14) and being located at the slide plate (7).

9. cross host according to claim 1-5, it is characterised in that: the lifting speed reduction motor (5a) is Turbine and worm decelerating motor.

10. burr machine, it is characterised in that: including the described in any item cross hosts of claim 1-9, the crossbeam (3) Both ends are separately installed with head-grinding machine bistrique and built-up welding head.