CN209129528U - Mechanical mast engineering driller - Google Patents

Abstract

The utility model relates to a kind of mechanical mast engineering drillers, including chassis, chassis is equipped with mast mechanism, mast mechanism includes the mast pedestal plate of two vertical faces, vertical power input shaft is equipped between two mast pedestal plates, the upper and lower side of power input shaft is separately connected rotation seat, and rotation seat is fixedly connected between two mast pedestal plates；Power input shaft transmission connection power head mechanism；Power head mechanism can be slided vertically, it includes power head box, driving shaft and driven shaft are equipped at intervals with along power head box length direction, driving shaft and driven shaft are in vertically to pass through power head box and be sequentially connected, driving shaft is hollow shaft, and power input shaft passes through driving shaft and drives its synchronous rotation；The upper and lower side of any mast pedestal plate is respectively equipped with sprocket wheel, is combined with chain with two sprocket wheel chain conveyers, chain is connected with power head box.The utility model is structurally reasonable, and stress condition is good, it can be achieved that long stroke drills, and mast mechanism is opposite can be more simple and reliable.

Description

Mechanical mast engineering driller

Technical field

The utility model belongs to the drilling drilling rig technique field of soil layer or rock, and in particular to a kind of machinery mast engineering drill Machine.

Background technique

Existing vertical rock-core borer, mostly uses the hollow six sides vertical shaft kind of drive, and such as CN102943616A passes through connection Two oil cylinders on power casing provide the power of vertical shaft drilling and lift stroke movement, and vertical shaft stroke is existing substantially For 450mm between 800mm, the bevel gear for passing through transfer case of torque passes to vertical shaft conduit, then passes to hollow six Square vertical shaft (internal engagement has drilling tool)；The torque of traditional vertical rock-core borer transmits and the offer of stroke action power determines it Vertical shaft stroke is shorter, and the length of drilling rod is generally in 3-5m or so, the drilling need of traditional vertical rock-core borer piece drilling rod of completion The bar that fall up and down is multiple, operates more troublesome.Also there is the technical solution improved regarding to the issue above in the prior art, such as CN102213076A realizes the long stroke drilling of power head, but the transmitting of its torque still relies on vertical shaft conduit, needs longer Kelly, had both transmitted the kelly requirement on machining accuracy height that torque connects drilling tool again, and cost is high；Its stroke action is dynamic The offer of power by long feed oil cylinder and its piston rod, the mast mechanism needed correspond to it is excessively high, the length of twice piston rod with On, structure can also advanced optimize.

Summary of the invention

For the above-mentioned deficiency of the prior art, the technical problem to be solved by the present invention is to provide a kind of mechanical mast works Journey drilling machine, avoids existing drilling machine torque from transmitting and the problem of stroke action power provides, acquirement can long stroke drilling, make The more simple and reliable effect of mast mechanism.

In order to solve the above technical problems, the utility model adopts the following technical solution:

Mechanical mast engineering driller, including chassis, the chassis are equipped with mast mechanism, and the mast mechanism includes two perpendicular To the mast pedestal plate of face, be equipped with vertical power input shaft between two mast pedestal plates, the power input shaft up and down End is separately connected rotation seat, and the rotation seat is fixedly connected between two mast pedestal plates, and the power input shaft relatively rotates Seat can be rotated；Power input shaft transmission connection power head mechanism, the power head mechanism can slide vertically along power input shaft, institute Stating power head mechanism includes power head box, is equipped at intervals with driving shaft along the length direction of power head box and for connecting drilling tool Driven shaft, the driving shaft and driven shaft are in vertically to pass through power head box and be sequentially connected, and the driving shaft is hollow Axis, shaft core position, which offers, is connected by power hole, and the power input shaft is connected by power hole and drives driving shaft same across described Step rotation；The two masts pedestal plate is located at the two sides of power head box, and the upper and lower side of any mast pedestal plate is set respectively There is sprocket wheel, is combined with chain with two sprocket wheel chain conveyers, the chain is connected with power head box；Any sprocket wheel, which is connected with, drives it The motor of rotation.

The drilling machine of the utility model connects the driving shaft of power head mechanism by power input shaft, external by driven shaft Drilling tool, when implementation, can choose and be connected by power hole is traditional regular hexagon inner hole, and power input shaft is that corresponding outer six sides are long Stroke line shaft, power input shaft is connected by power hole across driving shaft to transmit torque, and further passes to drilling tool, actively Axis can be slided along power input shaft to cooperate stroke action；Driving shaft and driven shaft are respectively set, and are not necessarily to longer kelly, And it is separately connected power input shaft and drilling tool, it is relatively low to the requirement on machining accuracy of power input shaft, reduce cost；Stroke The power of movement, which provides, relies on chain conveyer, and the two sides that two mast pedestal plates are located at power head box can anti-stopping power input When axial driving shaft provides torque power head box with turning, arrange sprocket wheel in the upper and lower side of mast mechanism, and by chain with Power head box is connected to form closed chain drive structure, drives power head mechanism edge by the forward and reverse rotation of motor band movable sprocket Power input shaft slides vertically, i.e., the stroke action of the corresponding drilling for realizing power head mechanism and promotion realizes long stroke drilling, The height of mast mechanism and the stroke of power head mechanism are suitable or bigger, and mast mechanism is relatively simpler, and use more safely may be used It leans on.

Further improve above-mentioned technical proposal, the hole that is connected by power is positive hexagonal inner hole, and power input shaft is to correspond to Outer hexagon vertical shaft.

In this way, continue to use traditional hexagon formula, using reliable, without new process equipment and technique, cost is reduced.

Further, two mast pedestal plates extend outward respectively is equipped with vertical guide, and the two sides of power head box are distinguished It is connected with vertical guide plate, in being vertically equipped at intervals at least two pulleys on the guide plate, the axial direction of the pulley and dynamic The length direction of power head case body is in the same direction, and ring-shaped guide rail slot is offered on the excircle of the pulley；Pulley point on two guide plates Not Wei Yu respective side vertical guide outside and be cooperatively connected by ring-shaped guide rail slot and vertical guide.

In this way, the rotation of limitation power head box, and be to roll with mast mechanism in the stroke action crept into and promoted Friction, movement flexibly, ensure drilling machine service life.

Further, the upper and lower side of the guide plate is respectively equipped with chain attachment base；The upper and lower side of two mast pedestal plates is equal It is respectively equipped with sprocket wheel and chain conveyer is combined with chain, chain connects around two chains on the sprocket wheel and ipsilateral guide plate of upper and lower Joint chair is connected；The motor is located at the upper end of two mast pedestal plates, and the output shaft of motor is fixedly connected with two mast pedestal plate upper ends Sprocket wheel with synchronize drive sprocket rotation.

In this way, two sets of chain drive structures guarantee that the vertical motion of power head mechanism is more steady, drilling and the efficiency promoted It is higher.

Further, the driven shaft and driving shaft can be rotated with respect to power head box, the driven shaft in power head box It is arranged with the driven gear rotated synchronously with driven shaft in section, is arranged on the active shaft part in power head box same with driving shaft The driving gear of rotation is walked, the driven gear and driving gear are intermeshed.

In this way, guaranteeing the transmission connection of driving shaft and driven shaft, it is driven simple and reliable.

Further, the power head box includes horizontal the first tank wall and the second tank wall, first tank wall and Two tank walls are setting up and down and face, the driven shaft and driving shaft pass through the first tank wall and the second tank wall；The upper and lower side of driving shaft Be arranged with respectively angular contact bearing A and by two angular contact bearing A respectively with the first tank wall and the second tank wall corresponding matching；It is driven The upper and lower side of axis be arranged with respectively angular contact bearing B and by two angular contact bearing B respectively with the first tank wall and the second tank wall pair It should cooperate.

In this way, guaranteeing the normal rotation of driving shaft and driven shaft relative to power head box, radial direction and axial direction are two-way It is rolling friction, rotation flexibly, prolongs the service life.

Further, the contact angle of the two angular contact bearings A is in the form of tilted to power head box, and described Through-hole is offered on one tank wall and the second tank wall respectively, the outer diameter of two angular contact bearing A is corresponding with the internal diameter of through-hole and is mounted on In corresponding through-hole, fastening respectively on the first tank wall and the second tank wall has end cap A, and the end cap A is located at corresponding angular contact bearing A's Outside, driving shaft pass through two end cap A, and end cap A inside head face hump is equipped with annular convex platform and is connected to the outer of angular contact bearing A Enclose end face.

In this way, the transmitting and actual use stress condition from power carry out refinement, driving shaft is mainly by power input shaft It transmits torque and rotates, slided in the axial direction along power input shaft, the axial force born is smaller, it is primarily subjected to radial force, So two bearings use back-to-back and opposite contact angle form, driving shaft is fixedly connected with the inner ring of two angular contact bearing A, main The axial force that dynamic bearing is received passes to two end cap A by the outer ring correspondence of two angular contact bearing A, wherein just only needing in the first case A coaxial perforative through-hole is processed on wall and the second tank wall, usually power head box assembles it when actual processing Afterwards, it is once processed on boring machine, easy to process, quality is easily guaranteed that.

Further, the contact angle of the two angular contact bearings B is in the form of to power head box outer incline, and described Offering step through-hole on one tank wall and the second tank wall respectively, the step through-hole includes aperture and the macropore positioned at outside, and two The outer diameter of angular contact bearing B and the internal diameter of macropore are corresponding and be mounted in corresponding macropore, the step end face of macropore bottom and corner connection The cycle surface of contact bearing B abuts against.

In this way, the transmitting and actual use stress condition from power carry out refinement, driven shaft is being bored for connecting drilling tool Into when bear biggish axial force, so two bearings use back-to-back and outside contact angle form, driven shaft and two angular contacts The inner ring of bearing B is fixedly connected, and the axial force that driven shaft is born is transferred directly to corresponding by the outer ring of two angular contact bearing B Tank wall, without being transmitted by end cap, in requisition for the processing step through-hole on the first tank wall and the second tank wall, procedure of processing is slightly More, at least two macropores need after power head box assembles when actual processing, the primary clamping on boring machine, twice Processing, that is, after processing a macropore, the platform of fixed placement power head box rotates 180 ° on boring machine, reprocesses coaxial Another macropore；But such form, the effect for bearing axial force is more preferable, the operating condition suitable for driven shaft.

Further, fastening respectively on the first tank wall and the second tank wall has end cap B, and the end cap B is located at corresponding angular contact The outside of bearing B, driven shaft pass through two end cap B；It is fastened between the inner wall of end cap B of the first tank wall and the excircle of driven shaft Equipped with limit shaft sleeve, the limit shaft sleeve passes through end cap B, and driven shaft extends on the driven shaft part of end cap B through outer spiral shell Line is connected with nut, and the lower end surface of the limit shaft sleeve is abutted against with the inner ring end face of corresponding angular contact bearing B, the nut with The upper surface of limit shaft sleeve abuts against.

In this way, the transmitting and actual use stress condition from power carry out refinement, driven shaft is made to bear downward axis When to power, the inner ring end face of corresponding angular contact bearing B can be transmitted and fallen in by limit shaft sleeve, and then pass to the first case Wall reduces the magnitude of interference requirement of the interference fit of angular contact bearings B and driven shaft, and convenient for assembly, the transmitting of power is also more reasonable.

Further, the first tank wall and the second tank wall are respectively equipped with the flank extended towards width direction, the side in two sides The wing is connected to improve guide plate in the bonding strength of power head box two sides with corresponding guide plate.

In this way, playing the role of lateral reinforcing rib, guarantee guide plate in the bonding strength and rigidity of power head box two sides.

Compared with prior art, the utility model has the following beneficial effects:

1, the utility model drilling machine connects driving shaft, by the external drilling tool of driven shaft, driving shaft by power input shaft It is connected by power hole to be slidably connected power input shaft, is not necessarily to longer kelly, be separately connected power input shaft and drilling tool to dynamic The requirement on machining accuracy of power input shaft is relatively low, reduces cost.

2, the power of the stroke action of the utility model drilling machine, which provides, relies on chain conveyer, arranges in the upper and lower side of mast mechanism Sprocket wheel, and closed chain drive structure is connected to form by chain and power head box, pass through forward and reverse turn of movable sprocket of motor band It is dynamic that power head mechanism is driven to slide vertically along power input shaft, realize the drilling of power head mechanism and the stroke action of promotion, it is real Existing long stroke drilling, the height of mast mechanism and the stroke of power head mechanism are suitable, and mast mechanism is relatively simpler, using more Securely and reliably.

3, the force analysis of the power head mechanism of the utility model drilling machine is clear, and Corresponding matching devises the peace of each bearing Dress form and corresponding power head box construction, guarantee the flexibility and reliability of mechanism action, ensure the service life of power head mechanism.

4, flexibly, two sets of chain drive structures guarantee power for the drilling of the utility model drilling machine and the movement of the stroke action of promotion The operation of head mechanism is more steady, creeps into and is promoted more efficient.

Detailed description of the invention

The structural schematic diagram of the mechanical mast engineering driller of Fig. 1-specific embodiment；

The left view of Fig. 2-Fig. 1；

The structural schematic diagram of power head mechanism in Fig. 3-specific embodiment；

The right view of Fig. 4-Fig. 3；

The bottom view of Fig. 5-Fig. 3；

The part connection schematic diagram of power head mechanism in Fig. 6-specific embodiment；

The left view of Fig. 7-Fig. 6；

Wherein, power head box 1, the first tank wall 11, the second tank wall 12, end cap A13, step through-hole 14, aperture 141, greatly Hole 142, end cap B15, flank 16, driving shaft 2, driving gear 21 are connected by power hole 22, angular contact bearing A23, driven shaft 3, from Moving gear 31, angular contact bearing B32, limit shaft sleeve 33, nut 34, guide plate 4, pulley 41, ring-shaped guide rail slot 411, chain connect Joint chair 42, chain connecting block 43, chassis 5, hydraulic system 51, rack 52, engine 53, clutch 54, gearbox 55, mast base Frame plate 6, rotation seat 61, power input shaft 62, vertical guide 63, sprocket wheel 64, motor 65, chain 7, drilling tool 8.

Specific embodiment

Specific embodiment of the present utility model is described in further detail with reference to the accompanying drawing.

Referring to Fig. 1-7, the mechanical mast engineering driller of specific embodiment, including chassis 5, hydraulic system 51, engine 53, Clutch 54, gearbox 55 and transmission shaft, engine 53, clutch 54, gearbox 55 and transmission shaft are successively sequentially connected, liquid Pressure system 51 is set on chassis 5, rack 52 is additionally provided on chassis 5, engine 53, clutch 54, gearbox 55 and transmission shaft are set To guarantee the height needed in rack 52.Mast mechanism is set on chassis 5, and the mast mechanism includes the mast of two vertical faces Bar pedestal plate 6 is equipped with vertical power input shaft 62, the upper and lower side point of the power input shaft 62 between two mast pedestal plates 6 Not Lian Jie rotation seat 61, the rotation seat 61 is fixedly connected between two mast pedestal plates 6, and the power input shaft 62 is opposite to be turned Dynamic seat 61 can be rotated；The transmission connection power head mechanism of power input shaft 62, the power head mechanism can be perpendicular along power input shaft 62 To sliding.Power head mechanism includes power head box 1, is equipped at intervals with along the length direction of power head box 1 for connecting drilling tool 8 Driven shaft 3 and driving shaft 2 for connecting power input shaft 62, the driven shaft 3 and driving shaft 2 are in vertically passing through power Head case body 1 simultaneously can be rotated, and the driven gear 31 rotated synchronously with driven shaft 3 is arranged on the driven shaft part in power head box 1, Be arranged with the driving gear 21 rotated synchronously with driving shaft 2 on active shaft part in power head box 1, the driven gear 31 with Driving gear 21 is intermeshed；The driving shaft 2 is hollow shaft, and shaft core position, which offers, vertical perforative is connected by power hole 22；The power input shaft 62 is connected by power hole 22 described in and driving shaft 2 is driven to rotate synchronously, and is specifically connected by power hole 22 Be positive hexagonal inner hole, and power input shaft 62 is corresponding outer six side's long stroke vertical shafts；In the width direction of power head box 1 On, the two sides of power head box 1 are connected separately with vertical guide plate 4, are in vertically to be equipped at intervals with three cunnings on the guide plate 4 Wheel 41, the length direction of the axial direction and power head box 1 of the pulley 41 is in the same direction, offers ring on the excircle of the pulley 41 Shape guide-track groove 411, the upper and lower side of guide plate 4 are respectively equipped with chain attachment base 42.The two masts pedestal plate 6 is located at power The two sides of head case body 1, two mast pedestal plates 6 extend outward respectively is equipped with vertical guide 63, and the pulley 41 on two guide plates 4 divides Not Wei Yu respective side vertical guide 63 outside and be cooperatively connected by ring-shaped guide rail slot 411 and vertical guide 63.In this way, can limit Brake force head case body 1 with turning, and be rolling friction, power head mechanism movement is flexible.The upper and lower side of two mast pedestal plates 6 is divided equally Not She You rotatable sprocket wheel 64 and chain conveyer be combined with chain 7, chain 7 around upper and lower sprocket wheel 64 and ipsilateral guide plate Two chain attachment bases 42 on 4 are connected, and bolt, the screw rod of bolt are specifically connected by way of being spirally connected in each chain attachment base 42 On be arranged with chain connecting block 43, chain 7 is connect with chain connecting block 43 around upper lower sprocket 64 so that it is convenient to adjust chain 7 Tensioning degree；The sprocket wheel 64 of two mast pedestal plates, 6 upper end is fixedly connected with the output shaft of motor 65 to synchronize 64 turns of drive sprocket It is dynamic, for convenient for arrangement of mechanism, the motor 65 is located at the upper end of two mast pedestal plates 6 and is fixedly connected with mast pedestal plate 6.It bores The gearbox 55 of machine is sequentially connected by transmission shaft and power input shaft 62 to drive power input shaft 62 to rotate.

The drilling machine of specific embodiment is connected the driving shaft 2 of power head mechanism by power input shaft 62, passes through driven shaft 3 External drilling tool 8, power input shaft 62 is connected by power hole 22 across driving shaft 2 to transmit torque, and further passes to drilling tool 8, driving shaft 2 can be slided along power input shaft 62 to cooperate stroke action；Driving shaft 2 and driven shaft 3 are respectively set, without longer Kelly, and be separately connected power input shaft 62 and drilling tool 8, relatively to the requirement on machining accuracy of power input shaft 62 It is low, reduce cost；The power of stroke action, which provides, relies on chain conveyer, arranges sprocket wheel 64 in the upper and lower side of mast mechanism, and pass through Chain 7 and power head box 1 are connected to form closed chain drive structure, are driven by motor 65 with the forward and reverse rotation of movable sprocket 64 Power head mechanism slides vertically along power input shaft 62, i.e., the stroke action of the corresponding drilling for realizing power head mechanism and promotion, Realize long stroke drilling, the height of mast mechanism and the stroke of power head mechanism are suitable, and mast mechanism is relatively simpler, using more Add safe and reliable.

The power head box 1 includes horizontal the first tank wall 11 and the second tank wall 12, first tank wall 11 and second Tank wall 12 is setting up and down and face, the driven shaft 3 and driving shaft 2 pass through the first tank wall 11 and the second tank wall 12；Driving shaft 2 Upper and lower side be arranged with respectively angular contact bearing A23 and by two angular contact bearing A23 respectively with the first tank wall 11 and the second tank wall 12 corresponding matchings；The upper and lower side of driven shaft 3 be arranged with respectively angular contact bearing B32 and by two angular contact bearing B32 respectively with 12 corresponding matching of first tank wall 11 and the second tank wall.In this way, guaranteeing driving shaft 2 and driven shaft 3 relative to power head box 1 just Often rotation, radial direction and it is axial it is two-way be rolling friction, rotation flexibly, prolongs the service life.Two angular contact bearing The contact angle of A23 opens up on first tank wall 11 and the second tank wall 12 respectively in the form of tilted to power head box 1 There is through-hole, the outer diameter of two angular contact bearing A23 is corresponding with the internal diameter of through-hole and is mounted in corresponding through-hole, two angular contact bearings Axle sleeve is arranged on active shaft part between A23 and driving gear 21 to guarantee axial spacing, in the present embodiment, driving gear 21 And its active shaft section diameter of two sides axle sleeve installation is greater than the active shaft section diameter of two angular contact bearing A23 installation, it in this way can be with Keep the inner ring of two angular contact bearing A23 end-acted in variable diameter position formed shaft shoulder end face, reduce angular contact bearings A23 with The magnitude of interference requirement of the interference fit of driving shaft 2, convenient for assembly, also more rationally, outer diameter of two axle sleeves wants small at this for the transmitting of power In the outer ring internal diameter of angular contact bearing A23；Fastening respectively on first tank wall 11 and the second tank wall 12 has end cap A13, the end cap A13 is located at the outside of corresponding angular contact bearing A23, and driving shaft 2 passes through two end cap A13, and end cap A13 inside head face hump is equipped with Annular convex platform and the cycle surface for being connected to angular contact bearing A23.It is set between the inner wall of end cap A13 and the excircle of driving shaft 2 There is sealing ring, end cap A13 inside end face is equipped with the counterbore being inserted in, and the sealing ring is fallen in the counterbore.Two corner connection The contact angle of contact bearing B32 divides on first tank wall 11 and the second tank wall 12 in the form of to 1 outer incline of power head box Step through-hole 14 is not offered, and the step through-hole 14 includes aperture 141 and the macropore 142 positioned at outside, two angular contact bearings The outer diameter of B32 is corresponding with the internal diameter of macropore 142 and is mounted in corresponding macropore 142, the step end face of 142 bottom of macropore and corner connection The cycle surface of contact bearing B32 abuts against；Axis is arranged on driven shaft part between two angular contact bearing B32 and driven gear 31 Set is to guarantee axial spacing, and in the present embodiment, the angular contact bearing B32 of lower section driven shaft section diameter below becomes larger, and makes lower section Angular contact bearing B32 inner ring it is end-acted in the variable diameter position formed shaft shoulder end face, diagonal engagement shaft can be reduced in this way The magnitude of interference requirement of the interference fit of B32 and driven shaft 3 is held, convenient for assembly, outer diameter of two axle sleeves is less than angular contact axis at this Hold the outer ring internal diameter of B32.Fastening respectively on first tank wall 11 and the second tank wall 12 has end cap B15, and the end cap B15, which is located at, to be corresponded to The outside of angular contact bearing B32, driven shaft 3 pass through two end cap B15, set between the inner wall of end cap B15 and the excircle of driven shaft 3 There is sealing ring.Wherein, it is fastened between the inner wall of the end cap B15 of the first tank wall 11 and the excircle of driven shaft 3 and is equipped with limit shaft Set 33, the limit shaft sleeve 33 pass through end cap B15, and driven shaft 3 extends and passes through external screw thread on the driven shaft part of end cap B15 It is connected with nut 34, the lower end surface of the limit shaft sleeve 33 is abutted against with the inner ring end face of corresponding angular contact bearing B32, the spiral shell Mother 34 and the upper surface of limit shaft sleeve 33 abut against；The sealing ring of end cap B15 inner wall is set to the outer circle of itself and limit shaft sleeve 33 Between week.In this way, making driven shaft 3 when bearing downward axial force, it can be transmitted by limit shaft sleeve 33 and fall in corresponding angles The inner ring end face of contact bearing B32, and then the first tank wall 11 is passed to, reduce the interference of angular contact bearings B32 and driven shaft 3 The magnitude of interference requirement of cooperation, convenient for assembly, the transmitting of power is also more reasonable；Two end cap B15 inside end face is respectively equipped with recessed Counterbore, sealing ring are fallen in corresponding counterbore.

In this way, the transmitting and actual use stress condition from power carry out refinement, driving shaft 2 is primarily subjected to radial force, So two angular contact bearing A23 use back-to-back and opposite contact angle form, the axial force that driving shaft 2 is born passes through two corner connections The outer ring correspondence of contact bearing A23 passes to two end cap A13, wherein just only needing to process on the first tank wall 11 and the second tank wall 12 One coaxial perforative through-hole, after usually power head box 1 assembles when actual processing, on boring machine once plus Work, easy to process, quality is easily guaranteed that.And driven shaft 3 bears biggish axial force in drilling for connecting drilling tool 8, so Two angular contact bearing B32 use back-to-back and outside contact angle form, and the axial force that driven shaft 3 is born passes through two corners engagement shaft The outer ring for holding B32 is transferred directly to corresponding tank wall, without being transmitted by end cap, in requisition in the first tank wall 11 and second Processing step through-hole 14 on tank wall 12, procedure of processing is a little more, and at least two macropores 142 are needed in power head when actual processing After cabinet 1 assembles, primary clamping, is processed twice on boring machine, that is, fixed on boring machine after processing a macropore 142 The platform for placing power head box 1 rotates 180 °, reprocesses another coaxial macropore 142, but such form, bears axial The effect of power is more preferable, the operating condition suitable for driven shaft 3.

Wherein, the first tank wall 11 and the second tank wall 12 are respectively equipped with the flank 16 extended towards width direction in two sides, described Flank 16 is connected with corresponding guide plate 4.In this way, playing the role of lateral reinforcing rib, guarantee guide plate 4 in power head box The bonding strength and rigidity of 1 two sides.

Finally, it is stated that above embodiments are merely intended for describing the technical solutions of the present application, but not for limiting the present application, although ginseng The utility model is described in detail according to preferred embodiment, those skilled in the art should understand that, it can be to this The technical solution of utility model is modified or replaced equivalently, without departing from the objective and model of technical solutions of the utility model It encloses, should all cover in the scope of the claims of the utility model.

Claims (10)

1. mechanical mast engineering driller, including chassis, the chassis are equipped with mast mechanism, it is characterised in that: the mast machine Structure includes the mast pedestal plate of two vertical faces, is equipped with vertical power input shaft between two mast pedestal plates, the power is defeated The upper and lower side for entering axis is separately connected rotation seat, and the rotation seat is fixedly connected between two mast pedestal plates, the power input Axis relatively rotates seat and can be rotated；Power input shaft transmission connection power head mechanism, the power head mechanism can be along power input shaft Slide vertically, the power head mechanism includes power head box, along the length direction of power head box be equipped at intervals with driving shaft and For connecting the driven shaft of drilling tool, the driving shaft and driven shaft are in vertically to pass through power head box and be sequentially connected, described Driving shaft is hollow shaft, and shaft core position, which offers, is connected by power hole, and the power input shaft is connected by power hole simultaneously across described Driving shaft is driven to rotate synchronously；The two masts pedestal plate is located at the two sides of power head box, any mast pedestal plate Upper and lower side is respectively equipped with sprocket wheel, is combined with chain with two sprocket wheel chain conveyers, the chain is connected with power head box；Any sprocket wheel It is connected with the motor of its rotation of driving.

2. mechanical mast engineering driller according to claim 1, it is characterised in that: the hole that is connected by power is in regular hexagon Hole, power input shaft are corresponding outer hexagon vertical shaft.

3. mechanical mast engineering driller according to claim 1, it is characterised in that: two mast pedestal plates extend outward respectively Equipped with vertical guide, the two sides of power head box are connected separately with vertical guide plate, set on the guide plate in vertical interval There are at least two pulleys, the axial direction of the pulley and the length direction of power head box are in the same direction, open on the excircle of the pulley Equipped with ring-shaped guide rail slot；Pulley on two guide plates be located at the outside of respective side vertical guide and by ring-shaped guide rail slot with Vertical guide is cooperatively connected.

4. mechanical mast engineering driller according to claim 3, it is characterised in that: the upper and lower side of the guide plate is respectively equipped with Chain attachment base；The upper and lower side of two mast pedestal plates is respectively equipped with sprocket wheel and chain conveyer is combined with chain, and chain is around up and down The sprocket wheel of side is connected with two chain attachment bases on ipsilateral guide plate；The motor is located at the upper end of two mast pedestal plates, horse The output shaft reached is fixedly connected with the sprocket wheel of two mast pedestal plate upper ends to synchronize drive sprocket rotation.

5. mechanical mast engineering driller according to claim 4, it is characterised in that: covered on the driven shaft part in power head box Equipped with the driven gear rotated synchronously with driven shaft, it is arranged on the active shaft part in power head box and is rotated synchronously with driving shaft Driving gear, the driven gear and driving gear are intermeshed.

6. mechanical mast engineering driller according to claim 5, it is characterised in that: the power head box includes horizontal the One tank wall and the second tank wall, first tank wall and the second tank wall is setting up and down and face, the driven shaft and driving shaft pass through First tank wall and the second tank wall；The upper and lower side of driving shaft is arranged with angular contact bearing A respectively and is distinguished by two angular contact bearing A With the first tank wall and the second tank wall corresponding matching；The upper and lower side of driven shaft is arranged with angular contact bearing B and respectively by two corner connection Contact bearing B respectively with the first tank wall and the second tank wall corresponding matching.

7. mechanical mast engineering driller according to claim 6, it is characterised in that: the contact angle of the two angular contact bearings A In the form of tilted to power head box, through-hole, two angular contacts are offered on first tank wall and the second tank wall respectively The outer diameter of bearing A and the internal diameter of through-hole are corresponding and be mounted in corresponding through-hole, and fastening respectively on the first tank wall and the second tank wall has End cap A, the end cap A are located at the outside of corresponding angular contact bearing A, and driving shaft passes through two end cap A, and end cap A inside end face is convex Play equipped with annular convex platform and be connected to the cycle surface of angular contact bearing A.

8. mechanical mast engineering driller according to claim 6, it is characterised in that: the contact angle of the two angular contact bearings B In the form of to power head box outer incline, step through-hole is offered respectively on first tank wall and the second tank wall, it is described Step through-hole includes aperture and the macropore positioned at outside, and the outer diameter of two angular contact bearing B is corresponding with the internal diameter of macropore and is mounted on In corresponding macropore, the cycle surface of the step end face and angular contact bearing B of macropore bottom is abutted against.

9. mechanical mast engineering driller according to claim 8, it is characterised in that: detained respectively on the first tank wall and the second tank wall The outside that conjunction has end cap B, the end cap B to be located at corresponding angular contact bearing B, driven shaft pass through two end cap B；It is fastened on the first tank wall The inner wall of end cap B and the excircle of driven shaft between be equipped with limit shaft sleeve, the limit shaft sleeve pass through end cap B, driven shaft Extend and nut is connected with by external screw thread on the driven shaft part of end cap B, the lower end surface of the limit shaft sleeve and corresponding corner connection The inner ring end face of contact bearing B abuts against, and the upper surface of the nut and limit shaft sleeve abuts against.

10. according to any one of the claim 6-9 mechanical mast engineering driller, it is characterised in that: the first tank wall and the second case Wall is respectively equipped with the flank extended towards width direction in two sides, and the flank is connected with corresponding guide plate to improve guide plate Bonding strength in power head box two sides.