CN114633343A - Automatic plastering equipment for concrete shield segment - Google Patents

Abstract

The invention provides automatic plastering equipment for a concrete shield segment, relates to the technical field of production of the concrete shield segment, and solves the technical problems of low efficiency and high strength of manual plastering. The automatic plastering equipment for the concrete shield segment comprises a bilateral truss, a driving mechanism and a driving mechanism, wherein the bilateral truss is used for supporting the driving mechanism; the walking mechanism is movably arranged on the double-side truss and can horizontally move on the double-side truss; the telescopic mechanism is movably arranged on the travelling mechanism and can vertically move on the travelling mechanism; one end of the plastering mechanism is hinged to the telescopic mechanism, and the other end of the plastering mechanism is abutted to the surface of the segment mould so as to scrape redundant concrete after the concrete concave-convex part on the surface of the segment mould is plastered. The automatic plastering device is used for automatically plastering the surface of the concrete shield segment by a machine, reduces the labor intensity of workers and improves the production efficiency of the concrete shield segment.

Description

Automatic plastering equipment for concrete shield segment

Technical Field

The invention relates to the technical field of concrete shield segment production, in particular to automatic plastering equipment for a concrete shield segment.

Background

The concrete shield segment is a permanent lining structure of a shield tunnel, is produced by adopting concrete and is formed in one step, no external decoration is needed, and the surface needs to be smooth and flat without damage and pollution. The production process is very complex and comprises the process flows of processing the steel reinforcement framework, placing the embedded parts, folding the cover plate, pouring and forming concrete, receiving water and plastering, covering a plastic film, pressing the cover, standing still, curing by steam, demoulding, secondary curing, checking and stacking finished products. Concrete shield constructs section of jurisdiction surface and is the cambered surface, improve section of jurisdiction finish, can guarantee that the sucking disc adsorbs firmly, the appearance is looked beautifully, but the technique of plastering of concrete shield section of jurisdiction extrados, stop in the artifical stage of plastering till now, the plastering of every assembly line needs two people concurrent operation, when plastering, two workman stations in the both sides of mould, hand the channel-section steel handle of plastering, the unevenness part on plastering concrete section of jurisdiction surface, and scrape away unnecessary cement, this kind of working method not only wastes time and energy, the difficult assurance of section of jurisdiction quality, production efficiency is also reduced. The concrete shield segment plastering equipment can greatly reduce the labor intensity of workers, ensure the quality and greatly improve the production efficiency.

Disclosure of Invention

The invention aims to provide automatic plastering equipment for a concrete shield segment, which is used for automatically plastering the surface of the concrete shield segment by a machine, reduces the labor intensity of workers and improves the production efficiency of the concrete shield segment so as to solve the technical problems of low efficiency and high strength of manual plastering in the prior art.

In order to achieve the purpose, the invention provides the following technical scheme:

the invention provides an automatic plastering device for a concrete shield segment, which comprises

The double-sided truss is used for supporting the travelling mechanism;

the walking mechanism is movably arranged on the bilateral truss and can horizontally move on the bilateral truss;

the telescopic mechanism is movably arranged on the travelling mechanism and can vertically move on the travelling mechanism;

and one end of the plastering mechanism is hinged on the telescopic mechanism, and the other end of the plastering mechanism is abutted against the surface of the segment mould so as to scrape off redundant concrete after the concave-convex part of the concrete on the surface of the segment mould is leveled.

As a further improvement of the invention, the bilateral truss comprises upright columns, longitudinal beams, cross beams and oblique beams, wherein the longitudinal beams are connected to the tops of the two upright columns, the cross beams are connected between the two longitudinal beams, and the oblique beams are connected between the longitudinal beams and the upright columns; still include straightness adjusting part and the first altitude mixture control subassembly that hangs down, the straightness adjusting part that hangs down sets up stand bottom, first altitude mixture control subassembly sets up the straightness adjusting part that hangs down with between the stand.

As a further improvement of the invention, the walking mechanism comprises a walking frame, a support, a walking driving source, an output optical axis, a first transmission component, a chute and a guide wheel component;

the walking frame spans between two cross beams of the bilateral truss;

the walking driving source is fixed in the middle of one side of the walking frame;

the support is fixed on the walking frame positioned on two sides of the walking driving source;

the number of the output optical axes is two, one end of each output optical axis is in transmission connection with the walking drive source, and the other end of each output optical axis is rotatably arranged on the two supports in a penetrating manner;

the first transmission assembly comprises a gear arranged at the tail end of the output optical axis and racks which are arranged on the two cross beams of the bilateral truss and are in meshed connection with the gear;

the sliding groove is formed in the tops of the two cross beams of the bilateral truss, the guide wheel assemblies are arranged at the bottoms of the two ends of the walking frame, and the guide wheel assemblies are arranged in the sliding groove in a sliding mode.

As a further improvement of the invention, the travelling mechanism further comprises first buffer limiting assemblies arranged at two ends of the sliding groove.

As a further improvement of the invention, the telescopic mechanism comprises a lifting driving source, a second transmission component, a large arm assembly, a small arm assembly and a lifting mechanism,

the small arm assembly is movably arranged in the large arm assembly in a penetrating way and is in transmission connection through the lifting mechanism;

the large arm assembly is arranged on the travelling mechanism in a sliding manner;

the lifting driving source is installed on the traveling mechanism, and the second transmission component is in transmission connection with the large arm assembly, so that the large arm assembly can be driven to vertically lift relative to the traveling mechanism.

As a further improvement of the invention, the telescopic mechanism further comprises a second buffer limiting component and a third limiting component, wherein the second buffer limiting component is arranged at two ends of the large arm assembly and used for limiting the lifting position of the large arm assembly, and the third limiting component is arranged between the large arm assembly and the small arm assembly.

As a further improvement of the invention, the plastering mechanism comprises a framework, a working head lifting assembly, a plastering channel steel assembly, a channel steel rotating power assembly and a wheel assembly,

the working head lifting assembly is arranged at the center of the top of the framework and is used for being rotationally connected with the telescopic mechanism;

the plastering channel steel assembly is arranged at the bottom of the framework and is used for plastering concrete in the pipe die;

the channel steel rotating power assemblies are arranged at two ends of the framework, are in transmission connection with the plastering channel steel assembly and can drive the plastering channel steel assembly to overturn in the vertical direction;

the wheel subassembly is installed skeleton four corners department, and the wheel rolling contact is on the mould surface of plastering a surface.

As a further improvement of the invention, the working head lifting assembly comprises two lifting seats which are oppositely arranged, a lifting optical axis which is rotatably connected between the two lifting seats, a telescopic mechanism which is sleeved on the lifting optical axis in a tight fit manner, and fixing rings which are arranged on the lifting optical axis and are positioned at two sides of the telescopic mechanism.

As a further improvement of the invention, the plastering channel steel assembly comprises a channel steel, a vibration motor arranged in the middle of the channel steel, an electric push rod component arranged at one end of the channel steel, and a spline telescopic component arranged at the other end of the channel steel; the electric push rod assembly and the channel steel rotate between the power assemblies, the spline telescoping assembly and the channel steel rotate between the power assemblies and are all provided with third transmission assemblies.

As a further improvement of the invention, the channel steel rotating power assembly comprises a turnover driving source, a sliding groove, a mounting seat, a pushing spring and a lower limiting column,

the supporting plates at the two ends of the framework are provided with windows, and the sliding grooves are arranged at the two sides of the windows;

the two sides of the mounting seat are arranged in the sliding groove in a limiting sliding manner;

one end of the pushing spring is mounted on the supporting plate, and the other end of the pushing spring is mounted on the mounting seat;

a transmission shaft of the third transmission assembly penetrates through the window and the mounting seat and is in transmission connection with the overturning driving source;

the lower limiting column is arranged at the bottom of the supporting plate and is positioned below the mounting seat.

Compared with the prior art, the invention has the following beneficial effects:

the automatic plastering equipment for the concrete shield segment provided by the invention can realize the automatic plastering action on the surface of a plastering mold, replaces manual plastering, greatly reduces the labor intensity of workers, ensures the quality and greatly improves the production efficiency.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic perspective view of an automatic plastering apparatus for a concrete shield segment according to the present invention;

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is an enlarged view of portion B of FIG. 1;

FIG. 4 is a schematic structural diagram of a double-sided truss in the automatic plastering device for the concrete shield segment of the present invention;

FIG. 5 is an enlarged view of portion D of FIG. 4;

FIG. 6 is a schematic structural diagram of a traveling mechanism in the automatic plastering device for the concrete shield segment of the invention;

FIG. 7 is an enlarged view of portion F of FIG. 6;

fig. 8 is a front view of a traveling mechanism in the automatic concrete shield segment plastering device of the present invention;

fig. 9 is a rear view of a traveling mechanism in the automatic plastering apparatus for concrete shield segments of the present invention;

FIG. 10 is a schematic structural view of a large arm assembly of the automatic concrete shield segment plastering device of the present invention;

FIG. 11 is a schematic view of another perspective structure of a large arm assembly in the automatic plastering apparatus for concrete shield segments according to the present invention;

FIG. 12 is a top cross-sectional view of a boom assembly of the automatic plastering apparatus for concrete shield segments of the present invention;

FIG. 13 is a schematic structural view of a small arm assembly in the automatic plastering device for concrete shield segments of the present invention;

fig. 14 is a schematic structural diagram of a plastering mechanism in the automatic plastering device for concrete shield segments of the invention;

FIG. 15 is a schematic structural diagram of a wheel assembly in the automatic plastering device for concrete shield segments of the invention;

fig. 16 is a schematic structural view of a lifting seat in the automatic concrete shield segment plastering device of the invention;

fig. 17 is a schematic structural view of a plastering channel steel assembly in the automatic plastering device for concrete shield segments according to the present invention;

FIG. 18 is an enlarged view of C of FIG. 17;

FIG. 19 is an enlarged view of E in FIG. 17;

FIG. 20 is a schematic structural view of a channel steel rotary power assembly in the automatic plastering device for concrete shield segments of the present invention;

fig. 21 is a schematic structural view of a channel steel rotating power assembly in the automatic concrete shield segment plastering device of the invention when viewed from the bottom.

In the figure 1, a telescopic mechanism; 11. a lifting drive source; 111. a motor mounting plate; 112. a first reinforcing rib; 113. a motor fixing plate; 114. a servo motor assembly; 115. a fastener; 116. a hexagon bolt; 12. a second transmission assembly; 121. a lifting gear; 122. lifting the rack; 13. a large arm assembly; 131. lifting lugs; 14. a forearm assembly; 141. a small arm connecting frame; 142. a forearm cover plate; 143. a wear reducing block; 144. an optical axis lifting seat; 145. an optical axis lifting plate; 15. a lifting mechanism; 151. a sheave assembly; 152. the small arm lifts the electric push rod; 153. cushion blocks; 16. a second buffer limiting component; 17. a third limiting component; 171. a limiting block; 18. a slider; 19. a guide rail; 2. a traveling mechanism; 21. a walking frame; 211. a beam base plate; 212. rectangular tube reinforcing ribs; 22. a support; 221. a bearing with a vertical seat; 23. a travel drive source; 231. a speed reducer fixing plate component; 232. a coupling; 24. an output optical axis; 25. a first transmission assembly; 26. a chute; 27. a guide wheel assembly; 28. a first buffer limiting component; 3. a double-sided truss; 31. a column; 32. a stringer; 33. a cross beam; 34. an oblique beam; 35. a perpendicularity adjusting assembly; 351. anchor bolts; 352. a reinforcement column base plate; 36. a first height adjustment assembly; 37. connecting the bottom plate; 38. a reinforcing rib plate; 4. a plastering mechanism; 41. a framework; 411. a support plate; 412. an angle iron bracket; 42. a working head lifting assembly; 421. a lifting seat; 4211. lifting the bearing; 4212. a working head lifting plate; 4213. a working head adjusting plate; 422. lifting the optical axis; 423. a fixing ring; 43. plastering a channel steel assembly; 431. channel steel; 432. a vibration motor; 433. an electric push rod assembly; 434. a spline telescoping assembly; 4341. a spline; 4342. a spline housing; 4343. a channel steel retainer ring; 4344. a square gasket; 4345. a spline housing cushion cylinder; 435. an electric push rod connecting piece; 44. a channel steel rotation power assembly; 441. a turnover driving source; 442. a sliding groove; 443. a mounting seat; 444. a pushing spring; 445. a lower restraint post; 446. a spring support frame; 447. a guide post on the spring; 448. a spring down guide post; 449. a bolt assembly; 45. a wheel assembly; 451. a wheel; 452. a plate member; 453. a top plate; 46. a third transmission assembly; 461. a drive shaft; 462. angular contact ball bearings; 463. a retainer ring; 464. a channel steel rotary flange; 465. a rubber damper block; 466. a first fixed flange; 47. a cushion pipe is arranged on the worm gear reducer; 5. and (4) a segment mould.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It is to be understood that the described embodiments are merely exemplary of the invention, and not restrictive of the full scope of the invention. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.

As shown in figure 1, the invention provides automatic plastering equipment for a concrete shield segment, which comprises

The bilateral truss 3 is used for supporting the travelling mechanism 2;

the walking mechanism 2 is movably arranged on the double-side truss 3 and can horizontally move on the double-side truss 3;

the telescopic mechanism 1 is movably arranged on the travelling mechanism 2 and can vertically move on the travelling mechanism 2;

and one end of the plastering mechanism 4 is hinged on the telescopic mechanism 1, and the other end of the plastering mechanism is abutted to the surface of the segment mould 5 so as to scrape redundant concrete after the concave-convex part of the concrete on the surface of the segment mould 5 is plastered.

The automatic plastering equipment for the concrete shield segment provided by the invention can realize the automatic plastering action on the surface of a plastering mold, replaces manual plastering, greatly reduces the labor intensity of workers, ensures the quality and greatly improves the production efficiency.

As shown in fig. 4 and 5, as an alternative embodiment of the present invention, the double-sided truss 3 is formed by splicing four upright columns 31, two longitudinal beams 32, two cross beams 33 and four oblique beams 34, wherein the longitudinal beams 32 are connected to the tops of the two upright columns 31 to form a portal frame structure, the cross beams 33 are connected between the two longitudinal beams 32 and between the longitudinal beams 32, and the oblique beams 34 are connected between the longitudinal beams 32 and the upright columns 31 to increase the strength of the truss; the vertical adjusting device further comprises a vertical adjusting component 35 and a first height adjusting component 36, wherein the vertical adjusting component 35 is arranged at the bottom of the upright 31, and the first height adjusting component 36 is arranged between the vertical adjusting component 35 and the upright 31.

It should be noted that, connection bottom plates 37 are respectively disposed at the connection positions of the longitudinal beam 32 and the vertical column 31, the connection positions of the cross beam 33 and the longitudinal beam 32, and the connection positions of the oblique beam 34 and the vertical column 31 or the longitudinal beam 32, and are used for realizing the fixed connection between the adjacent components, two sets of reinforcing ribs 38 are oppositely disposed on the connection bottom plates 37, and the reinforcing ribs 38 are used for reinforcing the connection strength between the components. Further, the reinforcing ribs 38 are provided on both sides of the connecting bottom plate 37, and specifically, in the present embodiment, the reinforcing ribs 38 are provided on both sides of the connecting bottom plate 37 where the cross beam 33 is connected to the longitudinal beam 32; reinforcing ribs 38 are provided on both sides of the connecting bottom plate 37 at the connection of the side member 32 and the pillar.

Specifically, the perpendicularity adjusting assembly 35 comprises foundation bolts 351 and a reinforcement column bottom plate 352, the foundation bolts 351 are installed at four corners of the bottom of the reinforcement column bottom plate 352, and the perpendicularity of the whole bilateral truss 3 is adjusted by adjusting the foundation bolts 351; the height adjusting assembly 36 comprises height adjusting bolts, the bottom of the upright post 31 is provided with a connecting bottom plate 37, and the height adjusting bolts are respectively fixedly connected to the connecting bottom plate 37 and the reinforcing post bottom plate 352 and used for adjusting the height of the upright post 31 and compensating the height difference between the four upright posts 31.

As shown in fig. 9, as an alternative embodiment of the present invention, the traveling mechanism 2 includes a traveling frame 21, a support 22, a traveling drive source 23, an output optical axis 24, a first transmission assembly 25, a chute 26, and a guide wheel assembly 27;

the walking frame 21 spans between two cross beams 33 of the double-sided truss 3;

the walking driving source 23 is fixed in the middle of one side of the walking frame 21;

the support 22 is fixed on the walking frame 21 at two sides of the walking driving source 23;

the number of the output optical shafts 24 is two, one end of each output optical shaft is in transmission connection with the walking drive source 23, and the other end of each output optical shaft is rotatably arranged on the two supports 22 in a penetrating mode;

as shown in fig. 8 and 6, the first transmission assembly 25 includes a gear disposed at the end of the output optical axis 24 and a rack disposed on the two beams 33 of the double-sided truss 3 and engaged with the gear; the running gear 2 can thus be moved laterally on the transverse beam 33 of the double-sided girder 3, i.e. along the transverse beam 33, by means of a rack and pinion;

as shown in fig. 3, the sliding groove 26 is disposed on the top of two beams 33 of the double-sided truss 3, and is specifically fixed on the top of the inner side of the beam 33 and flush with the surface of the beam 33, the guide wheel assembly 27 is disposed at the bottom of two ends of the traveling frame 21, and the guide wheel assembly 27 is slidably disposed in the sliding groove 26. Here, it should be noted that the sliding groove 26 is U-shaped, and the opening faces the other side beam 33; in the embodiment, the guide wheel assembly 27 is a T-shaped wheel, but it may also be a cylindrical guide wheel, and the T-shaped guide wheel assembly 27 can roll in the sliding groove 26 for making the running mechanism 2 stably run on the cross beam 33.

Specifically, in the present embodiment, the traveling frame 21 is made of a hollow rectangular tube, the rectangular tube is that two ends of the bottom of the traveling frame 21 are respectively and fixedly connected with a beam backing plate 211, and the beam backing plate 211 and the rectangular tube are reinforced and connected by a rectangular tube reinforcing rib 212; the guide wheel assembly 27 is fixedly connected to two ends of the beam base plate 211 and is used for supporting the traveling mechanism 2 and ensuring the traveling stability of the traveling mechanism 2; the support 22 with the vertical seat bearing is fixedly connected to two ends of one side of the rectangular tube, and the support 221 with the vertical seat bearing is fixedly connected in the support 22 and used for supporting the output optical axis 24; the speed reducer fixing plate assembly 231 is fixedly connected to the rectangular pipe and used for fixing and supporting the walking driving source 23, and specifically, the walking driving source 23 comprises a worm gear speed reducer and a servo motor; the servo motor is fixedly connected to the worm gear speed reducer and used for pushing the travelling mechanism 2 to move on the bilateral truss 3; the worm and gear reducer is fixedly connected to the reducer fixing plate assembly 231, the bidirectional output shaft is fixed in the output hole of the worm and gear reducer, two ends of the bidirectional output shaft are fixedly connected with the coupler 232, the other end of the coupler 232 is connected with the output optical shaft 24, the other end of the output optical shaft 24 is connected with the gear, and the gear is meshed with the rack on the cross beam 33, so that when the servo motor operates, the traveling mechanism 2 is driven to move relative to the cross beam 33 through the worm and gear reducer, the bidirectional output shaft, the coupler 232, the output optical shaft 24, the gear and the rack.

Running gear 2 still includes the first spacing subassembly 28 of buffering that sets up at spout 26 both ends, and first spacing subassembly 28 of buffering includes the base, and the base is fixed on crossbeam 33, is located the base and is provided with cylindrical rubber block towards spout 26 one side for it is spacing to running gear 2's limit, when running gear 2 removed first spacing subassembly 28 department of buffering, plays buffering and limiting displacement through the rubber block.

As shown in fig. 10, 11, 12 and 13, as an alternative embodiment of the present invention, the telescoping mechanism 1 includes a lifting driving source 11, a second transmission assembly 12, a big arm assembly 13, a small arm assembly 14, a lifting mechanism 15,

the small arm assembly 14 is movably arranged in the large arm assembly 13 in a penetrating way and is in transmission connection through the lifting mechanism 15, so that the small arm assembly 14 can relatively move in the vertical direction relative to the large arm assembly 13;

the large arm assembly 13 is arranged on the walking mechanism 2 in a sliding manner;

the lifting driving source 11 is installed on the traveling mechanism 2 and is in transmission connection with the large arm assembly 13 through the second transmission component 12, and can drive the large arm assembly 13 to vertically lift relative to the traveling mechanism 2.

Specifically, the second transmission assembly 12 includes a lifting gear 121 disposed on the traveling mechanism 2 and a lifting rack 122 disposed on the boom assembly 13, the lifting gear 121 and the lifting rack 122 are engaged, the telescopic mechanism 1 can move up and down under the interaction of the lifting gear 121 and the lifting rack 122 of the second transmission assembly 12, and the telescopic mechanism 1 can move stably through the cooperation of the guide rail 19 and the slider 18;

further, the lifting mechanism further comprises a sliding block 18 arranged on the travelling mechanism 2 and a guide rail 19 arranged on the large arm assembly 13, the large arm assembly 13 is in sliding connection with the travelling mechanism 2 through the guide rail 19 and the sliding block 18, vertical lifting of the large arm assembly 13 relative to the travelling mechanism 2 in the vertical direction during up-down movement is achieved, and moving stability is guaranteed.

As shown in fig. 2 and fig. 6, further, the telescopic mechanism 1 further includes a second buffer limiting component 16 disposed at two ends of the boom assembly 13 to limit the lifting position of the boom assembly 13, and a third limiting component 17 disposed between the boom assembly 13 and the small boom assembly 14.

Specifically, one side of the large arm assembly 13 is symmetrically and fixedly connected with two guide rails 19, a lifting rack 122 in the second transmission assembly 12 is fixedly connected to the large arm assembly 13, a lifting lug 131 is further arranged at the top of the large arm assembly 13 and used for lifting the telescopic mechanism 1 and the plastering mechanism 4 away from the plastering mold 5 when a machine fails, the production line can normally operate, and the second buffering and limiting assembly 16 comprises a cylindrical rubber block fixedly connected to one side of the lifting lug 131, which faces the small arm assembly 14, and is used for limiting the upper end of the large arm assembly 13; the third limiting component 17 comprises a hollow rectangular limiting pipe arranged at the bottom of the large arm assembly 13, and the second buffering limiting component 16 further comprises a cylindrical rubber block arranged on the limiting pipe and facing one side of the lifting lug 131, and is used for limiting the lower end of the large arm assembly 13; two ends of the limiting pipe are open, one end of the limiting pipe is communicated with the inside of the large arm assembly 13, the other end of the limiting pipe is used for the small arm assembly 14 to penetrate through, limiting blocks 171 are arranged on four side walls of the limiting pipe, the tops of the four side walls of the small arm assembly 14 are also respectively provided with the limiting blocks 171, and the limiting of the small arm assembly 14 relative to the large arm assembly 13 is realized through the limiting pipe and the limiting blocks 171 on the small arm assembly 14; the bottom of the forearm assembly 14 is fixedly connected with a forearm connecting frame 141, and the top is fixedly connected with a forearm cover plate 142; the four outer walls of the small arm assembly 14 are respectively and oppositely provided with the wear reducing blocks 143 at the two sides of the limit block 171, so that when the small arm assembly 14 and the large arm assembly 13 slide relatively, the large arm assembly 13 and the small arm assembly 14 are prevented from directly rubbing; an optical axis lifting plate 145 is connected to the small arm connecting frame 141 at the bottom of the small arm assembly 14, and an optical axis lifting seat 144 is connected to the middle position of the optical axis lifting plate 145 and used for lifting and pushing the plastering mechanism 4.

It should be noted that the lifting mechanism 15 includes a pulley assembly 151 and a small arm lifting electric push rod 152; the pulley component comprises an outer pulley and an inner pulley, the outer pulley is fixed on the upper part of the large arm assembly 13, and the inner pulley is fixed on the inner wall of the large arm assembly 13 and is used for changing the direction of force when the small arm lifting electric push rod 152 lifts the small arm assembly 14; the small arm lifting electric push rod 152 is fixedly connected to the middle lower part of the large arm assembly 14 through the cushion block 153, and the push rod of the small arm lifting electric push rod 152 is fixedly connected with the small arm assembly 14 through a traction rope, so that the lifting stroke of the small arm assembly is increased, and the occupied space is reduced;

as shown in fig. 7, further, in this embodiment, the motor mounting plate 111 is fixedly connected to the rectangular tube, and is reinforced by the first reinforcing rib 112, and the motor mounting plate 111 and the speed reducer fixing plate assembly 231 are respectively located at two sides of the rectangular tube, the upper and lower sides of the motor mounting plate 111 are respectively fixedly connected with 4 sliders 18, the motor fixing plate 113 is fixedly connected to the motor mounting plate 111 for fixedly supporting the servo motor assembly 114, specifically, through holes are respectively formed in the motor mounting plate 111 and the motor fixing plate 113, and the servo motor assembly 114 is placed on the top of the rectangular tube, passes through the through holes of the motor mounting plate 111 and the through holes of the motor fixing plate 113, and then is connected to the motor fixing plate 113; the fasteners 115 are fixed on the motor mounting plate 111 and positioned at two sides of the servo motor assembly 114, and are respectively abutted against the servo motor assembly 114 through the hexagon bolts 116, and the transverse position of the servo motor assembly 114 is adjusted by adjusting the depth of screwing the hexagon bolts 116 into the fasteners 115;

as shown in fig. 14, as an alternative embodiment of the present invention, the plastering mechanism 4 includes a framework 41, a working head lifting assembly 42, a plastering channel assembly 43, a channel rotation power assembly 44 and a wheel assembly 45, specifically, the top of the plastering mechanism 4 is hinged to the telescopic mechanism 1, and the bottom of the plastering mechanism is in contact with the surface of the plastering mold 5 during operation, so as to plaster the uneven concrete portion on the surface of the plastering mold 5 and scrape off the excess concrete.

Specifically, the framework 41 is formed by splicing rectangular pipes, is horizontally arranged and is used for fixing and supporting the whole plastering mechanism 4. Furthermore, the main body of the framework 41 is four 2800 rectangular pipes of 40 long specifications, the left and right ends of the framework are fixedly connected with 2 trapezoidal angle steel brackets 412, the upper end of the framework is fixedly connected with 3 rectangular pipes, the two side surfaces of the framework are respectively fixedly connected with 3 oblique rectangular pipes, and the angle steel brackets 412 are covered with the supporting plate 411 in a sealing manner, so that the structure is simple, stable and reliable.

Further, the working head lifting assembly 42 is arranged at the center of the top of the framework 41 and is used for being rotatably connected with the telescopic mechanism 1;

the plastering channel steel assembly 43 is arranged at the bottom of the framework 41 and is used for automatically plastering the concrete in the pipe die 5;

the channel steel rotating power assemblies 44 are mounted at two ends of the framework 41 and are in transmission connection with the plastering channel steel assembly 43, and can drive the plastering channel steel assembly 43 to overturn in the vertical direction;

as shown in fig. 15, the wheel assemblies 45 are installed at the four corners of the bottom of the frame 41, and the wheels in the wheel assemblies 45 are in rolling contact with the surface of the plastering mold 5 for supporting and moving the whole plastering mechanism 4. The wheel assembly 4 comprises a wheel 451, a plate 452 and a top plate 453, the two wheel 451 and the plate 452 are fixedly connected, the top plate 453 and the plate 452 are fixedly connected and connected through bolts, threaded holes are formed in the top plate 452, and the adjusting bolts are screwed into the top plate 453 to adjust the depth of the top plate 453 and the plate 452, so that the distance between the top plate 453 and the plate 452 can be adjusted, and the adjusting bolts can be used for adjusting the relative positions of the wheel assembly 45 and the rectangular pipe framework 41.

As shown in fig. 16, the working head lifting assembly 42 includes two oppositely disposed lifting seats 421, and a lifting optical axis 422 rotatably connected between the two lifting seats 421, for lifting and pushing the whole plastering mechanism 4; telescopic machanism 1 close fit cover is established on promoting optical axis 422, still including setting up on promoting optical axis 422, and be located telescopic machanism 1 both sides and with the solid fixed ring 423 of forearm assembly 14 butt for adjust the relative position of plastering mechanism 4 and plastering mould 5. The lifting seat 421 includes a lifting bearing 4211, a working head lifting plate 4212 and a working head adjusting plate 4213, the lifting bearing 4211 is installed on the working head lifting plate 4212, the working head lifting plate 4212 is connected with the working head adjusting plate 4213 through a bolt, the working head lifting plate 4212 is fixedly connected with the working head adjusting plate 4213, the distance between the two is adjustable, and the distance is used for adjusting the relative position of the dough wiping mechanism 4 and the optical axis lifting seat 144, it should be noted here that the distance adjustable manner here can emulate an adjusting structure in the wheel assembly 42.

As shown in fig. 17, 18 and 19, the plastering channel steel assembly 43 comprises a channel steel 431, a vibration motor 432 mounted in the middle of the channel steel 431, a power push rod assembly 433 mounted at one end of the channel steel 431, and a spline telescopic assembly 434 mounted at the other end of the channel steel 431; third transmission assemblies 46 are arranged between the electric push rod assembly 433 and the channel steel rotating power assembly 44 and between the spline telescopic assembly 434 and the channel steel rotating power assembly 44.

Specifically, the third transmission assembly 46 includes a stepped transmission shaft 461, an angular contact ball bearing 462, a retainer ring 463, a channel steel rotating flange 464, a rubber shock-absorbing block 465 and a first fixing flange 466, which are sequentially arranged at one end of the electric push rod assembly 433 and one end of the spline telescopic assembly 434, and one end of the transmission shaft 461 penetrates through the support plate 411, the mounting seat 443 and the turbine-worm reducer mounting cushion pipe 47 and then penetrates into the turbine-worm reducer to enable the channel steel 431 to rotate for an angle; the angular contact ball bearing 462 is arranged on the transmission shaft 461 and is contacted with the inner surface of the mounting cushion pipe 47 of the worm gear reducer, and is used for leading the pressure of the channel steel rotating power assembly 44 to act on the large-diameter end of the transmission shaft 461; the retainer ring 463 is respectively contacted with the angular contact ball bearing 462 and the first fixing flange 466 and is used for axially positioning the angular contact ball bearing 462; one end of a rubber shock absorption block 465 is fixedly connected with a first fixed flange 466, and the other end of the rubber shock absorption block 465 is fixedly connected with a channel steel rotating flange 464 and is used for weakening the vibration transmitted to the channel steel rotating power assembly 44 by a vibration motor 432; the electric push rod assembly 433 and the spline telescopic assembly 434 are fixedly connected to a first fixing flange 466 respectively, and the push rod is fixedly connected with the channel steel 431 through an electric push rod connecting piece 435 and used for pushing and pulling the channel steel 431 to reciprocate so as to reduce the resistance of concrete to the channel steel; the spline telescopic assembly 434 comprises a spline 4341 and a spline housing 4342 which are arranged in sequence, wherein the spline 4341 is positioned in the channel steel 431 through a channel steel retainer ring 4343 and a square gasket 4344, and the spline housing 4344 is matched with the spline 4343 and fixedly connected with a spline housing gasket 4345; the spline housing gasket 4345 is fixedly connected with the first fixing flange 466 and the spline housing 4342 respectively, and is used for increasing the telescopic space of the spline 4341.

As shown in fig. 20 and 21, the channel steel rotation power assembly 44 is fixedly connected to two ends of the rectangular pipe framework 41, and is used for tightly pressing the plastering channel steel assembly 43 on the concrete surface of the plastering mold 5 and enabling the plastering channel steel assembly 43 to rotate for an angle, specifically, the channel steel rotation power assembly 44 includes a turning drive source 441, a sliding groove 442, a mounting seat 443, a pushing spring 444 and a lower limiting column 445, a window is opened on a support plate 411 at two ends of the framework 41, and the sliding groove 442 is installed at two sides of the window;

the two sides of the mounting seat 443 are arranged in the sliding groove 442 in a limiting sliding manner;

one end of the pushing spring 444 is mounted on the supporting plate 411, and the other end is mounted on the mounting seat 443;

a transmission shaft of the third transmission assembly 46 penetrates through the window and the mounting base 443 and is in transmission connection with the overturning driving source 441;

the lower restraint post 445 is mounted at the bottom of the support plate 411 below the mounting base 443.

Specifically, the supporting plate 411 is fixedly connected with a spring supporting frame 446 and a sliding groove 442 for sliding of a worm gear reducer mounting seat, and the worm gear reducer mounting seat 443 can slide up and down in the worm gear reducer mounting seat sliding groove 442; the upper end of the pushing spring 444 is connected with an upper spring guide post 447, and the lower end is connected with a lower spring guide post 448 and can be used for guiding the pushing spring 444; the bolt assembly 449 is fixedly connected with the spring support frame 446, and the lower end of the bolt assembly 449 is fixedly connected with the spring upper guide column 447, so that the bolt assembly 449 can be used for increasing the pressure of the channel steel 431 on the concrete surface; the worm gear and worm reducer mounting cushion pipe 47 is fixedly connected with the worm gear and worm reducer mounting seat 443, and the worm gear and worm reducer is fixedly connected with the worm gear and worm reducer mounting cushion pipe 47 and used for increasing the distance between the worm gear and worm reducer and the worm gear and worm reducer mounting seat 443 and avoiding the interference between the worm gear and worm reducer and the worm gear and worm reducer mounting seat 443; the 86 stepping motor is fixedly connected with the worm gear and worm reducer and used for enabling the plastering channel steel assembly 43 to rotate for an angle and increasing the plastering effect of concrete; the bolt lower limit column 445 is fixedly connected with the worm gear reducer support plate 411 and used for limiting the lower limit of the channel steel rotating power assembly 55.

It should be noted that "inward" is a direction toward the center of the accommodating space, and "outward" is a direction away from the center of the accommodating space.

In the description of the present invention, it is to be understood that the terms "central," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in fig. 1 to facilitate the description of the invention and to simplify the description, but are not intended to indicate or imply that the referenced device or element must have a particular orientation, be constructed and operated in a particular orientation, and are not to be considered as limiting the invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In the description of the present invention, "a plurality" means at least two, e.g., two, three, etc., unless explicitly specified otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or they may be connected internally or in any other suitable relationship, unless expressly stated otherwise. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the second feature or the first and second features may be indirectly contacting each other through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

In the description herein, references to the description of the term "one embodiment," "some embodiments," "an example," "a specific example," or "some examples," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.

Claims (10)

1. Automatic plastering equipment for concrete shield segments, which is characterized by comprising

The double-sided truss is used for supporting the travelling mechanism;

the walking mechanism is movably arranged on the bilateral truss and can horizontally move on the bilateral truss;

the telescopic mechanism is movably arranged on the travelling mechanism and can vertically move on the travelling mechanism;

and one end of the plastering mechanism is hinged to the telescopic mechanism, and the other end of the plastering mechanism is abutted to the surface of the segment mould so as to scrape off redundant concrete after the concave-convex part of the concrete on the surface of the segment mould is leveled.

2. The automatic plastering device for the concrete shield segment of claim 1, wherein the bilateral truss comprises upright columns, longitudinal beams, cross beams and oblique beams, the longitudinal beams are connected to the tops of the two upright columns, the cross beams are connected between the two longitudinal beams, and the oblique beams are connected between the longitudinal beams and the upright columns; still include straightness adjusting part and the first altitude mixture control subassembly that hangs down, the straightness adjusting part that hangs down sets up stand bottom, first altitude mixture control subassembly sets up the straightness adjusting part that hangs down with between the stand.

3. The automatic plastering device for the concrete shield segment of claim 1, wherein the travelling mechanism comprises a travelling frame, a support, a travelling driving source, an output optical axis, a first transmission assembly, a chute and a guide wheel assembly;

the walking frame spans between two cross beams of the bilateral truss;

the walking driving source is fixed in the middle of one side of the walking frame;

the support is fixed on the walking frame positioned on two sides of the walking driving source;

the number of the output optical axes is two, one end of each output optical axis is in transmission connection with the walking drive source, and the other end of each output optical axis is rotatably arranged on the two supports in a penetrating manner;

the first transmission assembly comprises a gear arranged at the tail end of the output optical axis and racks which are arranged on the two cross beams of the bilateral truss and are in meshed connection with the gear;

the sliding groove is formed in the tops of the two cross beams of the bilateral truss, the guide wheel assemblies are arranged at the bottoms of the two ends of the walking frame, and the guide wheel assemblies are arranged in the sliding groove in a sliding mode.

4. The automatic plastering device for the concrete shield segment as claimed in claim 3, wherein the travelling mechanism further comprises first buffering and limiting assemblies arranged at two ends of the chute.

5. The automatic plastering device for the concrete shield segment of claim 1, wherein the telescopic mechanism comprises a lifting drive source, a second transmission component, a large arm assembly, a small arm assembly and a lifting mechanism,

the small arm assembly is movably arranged in the large arm assembly in a penetrating way and is in transmission connection through the lifting mechanism;

the large arm assembly is arranged on the travelling mechanism in a sliding manner;

the lifting driving source is installed on the traveling mechanism, and the second transmission component is in transmission connection with the large arm assembly, so that the large arm assembly can be driven to vertically lift relative to the traveling mechanism.

6. The automatic plastering device for the concrete shield segment as claimed in claim 5, wherein the telescoping mechanism further comprises a second buffer limiting component arranged at two ends of the large arm assembly for limiting the lifting position of the large arm assembly, and a third limiting component arranged between the large arm assembly and the small arm assembly.

7. The automatic plastering equipment for the concrete shield segment of claim 1, wherein the plastering mechanism comprises a framework, a working head lifting assembly, a plastering channel steel assembly, a channel steel rotating power assembly and a wheel assembly,

the working head lifting assembly is arranged at the center of the top of the framework and is used for being rotationally connected with the telescopic mechanism;

the plastering channel steel assembly is arranged at the bottom of the framework and is used for plastering concrete in the pipe die;

the channel steel rotating power assemblies are arranged at two ends of the framework, are in transmission connection with the plastering channel steel assembly and can drive the plastering channel steel assembly to overturn in the vertical direction;

the wheel components are installed at four corners of the framework, and the wheels are in rolling contact with the surface of the plastering mold.

8. The automatic plastering device for the concrete shield segment as claimed in claim 7, wherein the working head lifting assembly comprises two oppositely arranged lifting seats, a lifting optical axis rotatably connected between the two lifting seats, the telescopic mechanism is sleeved on the lifting optical axis in a tight fit manner, and the automatic plastering device further comprises fixing rings arranged on the lifting optical axis and positioned at two sides of the telescopic mechanism.

9. The automatic plastering equipment for the concrete shield segment of claim 7, wherein the plastering channel steel assembly comprises a channel steel, a vibration motor arranged in the middle of the channel steel, an electric push rod assembly arranged at one end of the channel steel, and a spline telescopic assembly arranged at the other end of the channel steel; the electric push rod assembly and the channel steel rotate between the power assemblies, the spline telescoping assembly and the channel steel rotate between the power assemblies and are all provided with third transmission assemblies.

10. The automatic plastering device for the concrete shield segment of claim 7, wherein the channel steel rotating power assembly comprises a turnover driving source, a sliding groove, a mounting seat, a pushing spring and a lower limiting column,

the supporting plates at the two ends of the framework are provided with windows, and the sliding grooves are arranged at the two sides of the windows;

the two sides of the mounting seat are arranged in the sliding groove in a limiting sliding manner;

one end of the pushing spring is mounted on the supporting plate, and the other end of the pushing spring is mounted on the mounting seat;

a transmission shaft of the third transmission assembly penetrates through the window and the mounting seat and is in transmission connection with the overturning driving source;

the lower limiting column is arranged at the bottom of the supporting plate and is positioned below the mounting seat.

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