CN105113377B - Road construction device - Google Patents

Abstract

The invention discloses a road construction device. The road construction device is used for polishing local bulges on pavements during road construction. The road construction device comprises an outer casing (8), a motor (9) and a polishing-head driving rod part (6) driven by the motor (9), wherein the motor (9) is matched with a splined hole in a driving sleeve part (61) of the polishing-head driving rod part (6) through a splined rod (91) fixedly connected with the motor (9), and thus the motor (9) is in axial slidable power connection with the driving sleeve part (61); the driving sleeve part (61) of the polishing-head driving rod part (6) is fixedly connected with a polishing-head mounting rod part (62) of the polishing-head driving rod part (6) through a gradually contracted connection part (612).

Description

A kind of road construction device

Technical field

The application is related to field of construction machinery, specially a kind of road construction device.

Background technology

In some job sites, such as road construction etc., it is levelling to generally require to carry out roadbed basal plane local, for example, need The local protrusion to cause because of construction flaw to some is polished.

The flatness result of this polishing has a significant impact for follow-up road surface construction quality tool, such as road The occasion that face levelness tool has high requirements, such as highway are especially high for this requirement for horizontality.Simultaneously as this Detail sanding actually material removal amount be frequently not it is very big, therefore, traditional grinding machine due to be related to equipment cost etc. because Element often unsuitable for.

The content of the invention

It is an object of the invention to provide road construction device, which can overcome drawbacks described above of the prior art.

A kind of road construction device of the invention, in road construction to construct road surface on local protrude into Row polishing, the grinding head drive-rod part driven including external shell, motor and by the motor, wherein, the motor leads to Cross be secured to couple spline rod and the drive sleeve portion of the grinding head drive-rod part in splined hole coordinate, so as to The axially slidably power connection of drive sleeve portion, the drive sleeve portion of the grinding head drive-rod part passes through tapered connecting portion And bar portion is installed with the grinding head of grinding head drive-rod part and is fixedly connected, the grinding head is installed and is removably installed in bar portion There is grinding head, on the outer peripheral face in the drive sleeve portion, axially extending keys is provided with for the cylinder with external thread sleeve cartridge unit Internal perisporium on axis extend keyway coordinate, the right part of the cylinder of the external thread sleeve cartridge unit sets with being integrally formed It is equipped with end loops to be connected to be removably secured with the shoulders in the drive sleeve portion by securing member, the external shell Body is internally provided with the protuberance for extending internally in the radial direction so as to the cavity surrounded by the external shell is divided into Left part inner chamber and right part open wide cavity, the endoporus in the protuberance by the form of axially extending key and keyway with interior spiral shell The cylindrical portion of stricture of vagina sleeve part coordinates, and the right part of the cylindrical portion of the inner screw sheath cartridge unit is provided with being integrally formed End flange portion is connected to be removably secured with the annulus table top portion on the right side of the protuberance by securing member, wherein, The overall diameter in the end flange portion opens wide the interior diameter of cavity less than the right part, and the diameter of bore of the end loops is more than institute The outline diameter that grinding head installs bar portion is stated, thus, the inner screw sheath cartridge unit can with the external thread sleeve cartridge unit Dismounting is simultaneously opened wide cavity by above-mentioned right part and can be removed together；Semicircle is fixedly installed above the right-hand member of the external shell The shield of cylindricality accommodates the receiving space of the grinding head to be formed, and is provided with to show water on the upside of the external shell The right-hand member of the level instrument device of Pingdu, the left end of the external shell and the shield is fixedly installed height adjustable legs respectively Device, the altitude mixture control leg device include leg housings, the altitude mixture control being fixedly installed in leg housings inner chamber electricity Height adjusting screw rod and match somebody with somebody with the height adjusting screw rod screw thread that machine is fixedly connected with the rotor of the height adjustment motor The female thread lower limb bar of conjunction, the endoporus of the female thread lower limb bar are provided with female thread, be provided with outer peripheral face for the leg Key or the structure of keyway that the inner chamber of shell is slidably matched, the lower end of the female thread lower limb bar are provided with plate-like foot to be located On construction road surface.

By the present invention, due to adopt the right pressure of screw-type that produces when motor drives and rotates and while or synchronization rotation Turn such that it is able to drive the polishing that grinding head is synchronized to rotate and left and right translation, and simply use a motor, therefore tie Equipment cost is reduced when closing the polishing amount for local protrusion.Meanwhile, use and screw thread can be easy to coordinate parafacies GUAN spot part is conveniently replaceable setting, can be required according to different polishing material and polishing and be changed screw thread pair at any time, So as to adjust right pressure speed；On this basis, arrange external thread sleeve end aperture more than grinding head install shank diameter so as to Can not be removed to the right and be unloaded by the interference of mounting rod（Need only to unload grinding head and seal cover board）, together When, this set can increase the diameter of screw thread matching pair, counteracting force when increasing polishing bear acting surface and alternatively with Increase lead or reduce lead angle.Meanwhile, the diameter of right-hand member flange of inner thread sleeve is set less than shell endoporus Diameter, ensure that smoothly removing for inner thread sleeve.Thereby, it is possible to external thread sleeve and inner thread sleeve are kept ordinatedly Entirety is removed, and is easy to dismount and is safeguarded.Increase the flexibility of equipment.And the leg that can utilize motor automatic controlled height is set Component, and use cooperatively level indicator, can according to the physical plane profile on road surface the quick adjustment whole equipment in scene level Degree so that adjust precisely so as to the processing flatness after the completion of ensure that polishing in polishing.Whole equipment is reliable, knot Structure is consolidated, and can reduce the overall cost of borehole.

Description of the drawings

Fig. 1 is the overall structure diagram of the road construction device of the present invention.

Specific embodiment

With reference to Fig. 1, the present invention is described in detail.

According to a kind of road construction device of embodiment, for the local on road surface of constructing is protruded in road construction into Row polishing, the grinding head drive-rod part 6 driven including external shell 8, motor 9 and by the motor 9, wherein, the horse Up to 9 by the splined hole in drive sleeve portion 61 of the spline rod 91 with the grinding head drive-rod part 6 that be secured to couple Coordinate, so as to axially slidably power couples with drive sleeve portion 61, the drive sleeve portion of the grinding head drive-rod part 6 61 install bar portion 62 by tapered connecting portion 612 with the grinding head of grinding head drive-rod part 6 is fixedly connected, the grinding head Install and grinding head 620 is removably installed in bar portion 62, be provided with the outer peripheral face in the drive sleeve portion 61 axially extending Key for the internal perisporium of the cylinder 71 of external thread sleeve cartridge unit 7 on axis extend keyway coordinate, the external thread sleeve The right part of the cylinder 71 of part 7 be provided with being integrally formed end loops 72 to by securing member with the actuating sleeve The shoulders 611 in cylinder portion 61 is removably secured connection, and being internally provided with for the external shell 8 is extended internally in the radial direction Protuberance 81 open wide cavity 82, institute so as to the cavity surrounded by the external shell 8 is divided into left part inner chamber 83 with right part The endoporus stated in protuberance 81 is matched somebody with somebody with the cylindrical portion 51 of inner screw sheath cartridge unit 5 with the form of keyway by axially extending key Close, the right part of the cylindrical portion 51 of the inner screw sheath cartridge unit 5 be provided with being integrally formed end flange portion 52 to It is removably secured with the annulus table top portion on the right side of the protuberance 81 by securing member and is connected, wherein, the end flange The overall diameter in portion 52 opens wide the interior diameter of cavity 82 less than the right part, and the diameter of bore of the end loops 72 is more than the polishing Head installs the outline diameter of bar portion 62, and thus, the inner screw sheath cartridge unit 5 can be torn open with the external thread sleeve cartridge unit 7 Unload and cavity 82 is opened wide by above-mentioned right part and can be removed together；Half is fixedly installed above the right-hand member of the external shell 8 The shield 80 of cylinder accommodates the receiving space 84 of the grinding head 620 to be formed, and the upside of the external shell 8 is provided with To show that fixation sets the right-hand member of the level instrument device 3 of levelness, the left end of the external shell 8 and the shield 80 respectively Altitude mixture control leg device 4 is equipped with, the altitude mixture control leg device 4 includes leg housings 43, is fixedly installed on the leg housings Height adjustment motor 41 in 43 inner chambers, the height adjusting screw rod 42 being fixedly connected with the rotor of the height adjustment motor 41 with And the female thread lower limb bar 44 coordinated with 42 screw thread of the height adjusting screw rod, the endoporus of the female thread lower limb bar 44 is provided with interior spiral shell Stricture of vagina, is provided with the structure of the key or keyway for being slidably matched with the inner chamber of the leg housings 43, the interior spiral shell on outer peripheral face The lower end of stricture of vagina lower limb bar 44 is provided with plate-like foot 441 to be seated on construction road surface.

Alternatively, wherein, the right side of the unlimited cavity 82 of the right part is provided with dismountable sealing plate 821.

By with upper type, those skilled in the art can make various according to mode of operation within the scope of the invention Change.

Claims (2)

1. a kind of road construction device, polishes for the local protrusion in road construction to constructing on road surface, including outer Portion's housing（8）, motor（9）And by the motor（9）The grinding head drive-rod part of driving（6）, wherein, the motor（9） By the spline rod for being secured to couple（91）With the grinding head drive-rod part（6）Drive sleeve portion（61）Interior spline Hole coordinate, so as to drive sleeve portion（61）Axially slidably power connection, the grinding head drive-rod part（6）Driving Sleeve part（61）By tapered connecting portion（612）And with grinding head drive-rod part（6）Grinding head install bar portion（62）It is fixed Bar portion is installed in connection, the grinding head（62）On grinding head is removably installed（620）, the drive sleeve portion（61）It is outer Be provided with axially extending keys on side face for external thread sleeve cartridge unit（7）Cylinder（71）Internal perisporium on axis extend Keyway coordinates, the external thread sleeve cartridge unit（7）The cylinder（71）Right part be provided with end loops with being integrally formed （72）To by securing member with the drive sleeve portion（61）Shoulders（611）Connection is removably secured, it is described outer Portion's housing（8）Be internally provided with the protuberance for extending internally in the radial direction（81）So as to will be by the external shell（8）Institute The cavity for surrounding is divided into left part inner chamber（83）Cavity is opened wide with right part（82）, the protuberance（81）In endoporus by axially prolonging The form of the key stretched and keyway and with inner screw sheath cartridge unit（5）Cylindrical portion（51）Coordinate, the inner screw sheath cartridge unit（5） The cylindrical portion（51）Right part be provided with end flange portion with being integrally formed（52）To by securing member with it is described Protuberance（81）The annulus table top portion on right side is removably secured connection, wherein, the end flange portion（52）Overall diameter it is little Cavity is opened wide in the right part（82）Interior diameter, the end loops（72）Diameter of bore more than the grinding head install bar portion （62）Outline diameter, thus, the inner screw sheath cartridge unit（5）With the external thread sleeve cartridge unit（7）Can dismantle simultaneously Cavity is opened wide by above-mentioned right part（82）And can remove together；The external shell（8）Right-hand member above be fixedly installed half The shield of cylinder（80）The grinding head is accommodated to be formed（620）Receiving space（84）, the external shell（8）It is upper Side is provided with to show the level instrument device of levelness（3）, the external shell（8）Left end and the shield（80）'s Right-hand member is fixedly installed altitude mixture control leg device respectively（4）, the altitude mixture control leg device（4）Including leg housings（43）, it is solid Surely the leg housings are arranged on（43）Height adjustment motor in inner chamber（41）, and the height adjustment motor（41）Rotor The height adjusting screw rod being fixedly connected（42）And with the height adjusting screw rod（42）The female thread lower limb bar that screw thread coordinates（44）, The female thread lower limb bar（44）Endoporus be provided with female thread, be provided with outer peripheral face for the leg housings（43）It is interior Key or the structure of keyway that chamber is slidably matched, the female thread lower limb bar（44）Lower end be provided with plate-like foot（441）To sit Fall on construction road surface.

2. road construction device as claimed in claim 1, wherein, the right part opens wide cavity（82）Right side be provided with it is removable The sealing plate for unloading（821）.