CN112872473A

CN112872473A - Building material cutting structure and cutting method for building site

Info

Publication number: CN112872473A
Application number: CN202010794510.6A
Authority: CN
Inventors: 唐小卫; 焦远俊; 夏厚荣; 姜杰文; 唐洋洋; 唐伟; 王海军
Original assignee: Jiangsu Suzhong Construction Group Co Ltd
Current assignee: Jiangsu Suzhong Construction Group Co Ltd
Priority date: 2020-08-10
Filing date: 2020-08-10
Publication date: 2021-06-01

Abstract

The application provides a building material cutting structure and a cutting method for a building site, and belongs to the technical field of building construction. The technical scheme is as follows: the feeding mechanism comprises a feeding mechanism body, the feeding mechanism body comprises a feeding end and a discharging end, the feeding end of the feeding mechanism body is provided with a feeding mechanism, the feeding mechanism body is obliquely arranged, the feeding end of the feeding mechanism body is provided with a stirring mechanism, the discharging end of the feeding mechanism body is provided with a clamping mechanism, the clamping mechanism clamps a tubular piece and drives the tubular piece to rotate, a scribing mechanism is arranged on one side of the clamping mechanism body, the scribing mechanism is used for scribing along the axis direction of the tubular piece, a positioning mechanism is arranged on the perpendicular to scribing mechanism, a cutting mechanism is arranged at the bottom of the tubular piece, and the cutting mechanism is capable of moving along the axis. The beneficial effect of this application does: the technical problem that labor intensity is high due to the fact that manual carrying needs to be continuously stood down is solved, cutting errors caused by rotation of the tubular part during cutting are effectively prevented, and the technical problem that the tubular part is different in length after cutting is solved.

Description

Building material cutting structure and cutting method for building site

Technical Field

The application relates to the technical field of building construction, in particular to a building material cutting structure and a cutting method for a building site.

Background

Materials used in building construction are collectively called building materials, and a large part of existing building materials are tubular members such as reinforcing steel bars, water pipes, PC pipes, steel pipes and the like.

At present, tubular parts are placed on a cutting tool through manual carrying under most conditions of cutting of the tubular parts, the tubular parts need to be stood down continuously through the manual carrying, and the labor intensity is high. Because the tubular part lateral surface is cylindrical, the tubular part rolls easily, needs artifical the support just can fix a position the tubular part, has increased manual operation cost. There is the demand to the quality and the precision of cutting in the construction, and cutting machine among the prior art when cutting tubular member, can not cut according to the size of demand, leads to the material length after the cutting different in length, causes the material extravagant.

In order to solve the technical problem of high labor intensity caused by the fact that manual carrying needs to be bent continuously, a Chinese patent with an authorization notice number of CN107030748B and a name of full-automatic feeding and cutting machine discloses the following technical scheme: the material is placed into the feeding hole of the feeding bin, the third hydraulic cylinder pushes the descending materials back and forth to be pushed into the feeding channel one by one, the second hydraulic cylinder pushes the descending materials to be pushed to the workbench, and the materials slide down through the first inclined plane and enter the arc-shaped groove. Although this disclosure can solve the technical problem that manual handling causes intensity of labour great, this disclosure moves the material from bottom to top, and the power resource is wasted, simultaneously, to the material that diameter ratio material loading passageway diameter is big, can't accomplish automatic feeding's technical problem.

In order to solve the technical problem that manual operation cost is increased by manually supporting tubular parts, the Chinese invention patent with application number 201811460993.5 and name 'a building material cutting device for construction sites' discloses the following technical scheme that a limiting plate is arranged on the inner side of a limiting seat, a first electric push rod is arranged between the limiting plate and the limiting seat, the first electric push rod works to push the limiting plate to clamp materials from two sides, and the materials are clamped at different positions through a plurality of limiting plates, so that the materials are guaranteed not to shake in the cutting process, and accurate cutting work can be carried out. Although the technical problem of increasing and decreasing the manual operation cost can be solved by the present disclosure instead of manually holding the tubular member by hand, as shown in the drawings of the specification of the present disclosure, the limiting plate in the present disclosure is a flat plate, and two flat plates clamp the cylindrical tubular member, belonging to the point-to-surface contact, so that the tubular member still rotates and moves along the axial direction.

In order to solve the technical problem that the material length after cutting is different, the material is wasted, the authorized bulletin number is: CN207309081U, Chinese practical information patent with the name of cutting machine for building engineering, discloses the following technical scheme, is provided with the scale on the striker plate, according to the cutting length of reinforcing bar, gets through the scale volume. Although this utility model can solve the technical problem that material length after the cutting differs in length, this utility model can only get on the length direction of reinforcing bar volume, can not get the point on the radial direction of reinforcing bar, and the income knife point of cutting knife is undefined, only selects the ascending point of length direction, owing to can produce the vibration in cutting process, makes the cutting machine rock, can cause cutting section department to be the phenomenon on inclined plane.

Content of application

The utility model provides a building material cutting structure and cutting method for building site to solve the technical problem that manual handling needs continuous bowing to cause intensity of labour bigger, artifical support tubular member increases manual operation cost and material length differs after the cutting and causes the material waste.

The method is realized by the following steps:

a building material cutting structure for a building site comprises a feeding mechanism, wherein the feeding mechanism comprises a feeding end and a discharging end, the feeding end of the feeding mechanism is provided with a feeding mechanism, the feeding mechanism is obliquely arranged, the feeding end of the feeding mechanism is provided with a shifting mechanism, the shifting mechanism shifts a tubular piece of the feeding mechanism into the feeding mechanism, the discharging end of the feeding mechanism is provided with a clamping mechanism, the clamping mechanism is arranged on a rack, the clamping mechanism clamps the tubular piece and drives the tubular piece to rotate, one side of the clamping mechanism is provided with a scribing mechanism, the scribing mechanism scribes a line along the axis direction of the tubular piece, a positioning mechanism is arranged perpendicular to the scribing mechanism and is positioned along the radial direction of the tubular piece, the positioning mechanism is arranged on the rack, the bottom of the tubular part is provided with a cutting mechanism, the cutting mechanism moves along the axial direction of the tubular part and is adjustable in height, and the cutting mechanism is arranged on the rack;

the frame comprises a frame part A and a frame part B, the height of the upper end surface of the frame part A relative to the ground is lower than that of the upper end surface of the frame part B relative to the ground, a base plate is arranged on the frame part A, the clamping mechanism is arranged on the base plate, the cutting mechanism is arranged on the frame part A, the cutting mechanism is arranged along the axis direction of the tubular part, the positioning mechanism is arranged on the frame part B, one end of the marking mechanism is bridged on the tubular part, and the other end of the marking mechanism is connected with the frame part B in a sliding manner;

the feeding mechanism comprises a feeding opening and a discharging opening, the height of the feeding opening relative to the ground is higher than that of the discharging opening relative to the ground, and the discharging opening is connected with the feeding end;

the shifting mechanism comprises a hanging frame, the hanging frame is arranged at the bottom of the feeding end of the feeding mechanism, a base and a motor A are arranged on the hanging frame, a planar connecting rod assembly is arranged between an output shaft of the motor A and the base, a shifting rod is arranged on the planar connecting rod assembly, and the shifting rod shifts a tubular piece at the feeding end to the discharging end;

the clamping mechanism comprises a flat plate, the flat plate is arranged on the backing plate, an annular frame A and an annular frame B are fixedly arranged on the flat plate, the annular frame A and the annular frame B are arranged concentrically, one end face of the annular frame A is provided with a groove A, one end surface of the annular frame B is provided with a groove B, the groove A corresponds to the groove B, the grooves A and B are internally provided with movable assemblies which do circular motion along the axis of the annular frame A, the movable assembly comprises a sliding plate, one end of the sliding plate is arranged in the groove A, the other end of the sliding plate is arranged in the groove B, the sliding plate is provided with an electric push rod A, the telescopic direction of the electric push rod A faces to the direction of the circle center of the annular frame A, an arc-shaped plate is arranged on a piston rod of the electric push rod A and used for clamping the tubular part;

the scribing mechanism comprises two guide rails which are symmetrically arranged, connecting plates are arranged at two ends of the guide rails, a screw rod A is arranged on each connecting plate, the screw rod A is arranged between the two guide rails, a sliding block is arranged on each screw rod A, a holding plate A is arranged at the bottom of each sliding block, a first connecting rod is arranged at the top of each sliding block, a holding plate B is arranged at the bottom of one connecting plate, the holding plate B corresponds to the holding plate A, a second connecting rod is arranged at the top of the connecting plate provided with the holding plate B, one end of each second connecting rod is pivotally connected with the connecting plate, the other end of each first connecting rod is pivotally connected with one end of the corresponding first connecting rod, the other end of each first connecting rod is pivotally connected with the corresponding sliding block, a scribing needle is arranged at the pivotal connection position of the first connecting rod and the second connecting rod, the needle point of the scribing, a guide groove is formed in the upper end face of the frame part B, one end of the bearing rod is fixedly connected with the connecting plate, the other end of the bearing rod is arranged in the guide groove, an electric push rod B is arranged in the guide groove, a push rod seat of the electric push rod B is fixedly connected with the guide groove, and a piston rod of the electric push rod B is fixedly connected with the bearing rod;

the positioning mechanism comprises two brackets which are symmetrically arranged, the brackets are arranged on the upper end face of the frame part B, a lead screw B is arranged between the two brackets, a moving block is arranged on the lead screw B, guide rods are arranged on two sides of the lead screw B, two sides of the moving block are arranged on the guide rods, an electric push rod C is arranged on the moving block, a positioning rod is arranged on a piston rod of the electric push rod C, the positioning rod is perpendicular to the scriber, and a scale plate is arranged between the two brackets;

the cutting mechanism comprises a base plate, the base plate is arranged on the upper end face of the frame portion A, rails are arranged on two sides of the base plate, a movable plate is arranged on the rails, a supporting rod is arranged on the movable plate, a lifting plate is arranged on the supporting rod, an electric push rod D is arranged between the movable plate and the lifting plate, a cutting knife and a motor E are arranged on the lifting plate, the cutting knife is arranged on an output shaft of the motor E, a belt transmission mechanism is arranged between the two rails, and the bottom of the movable plate is arranged on the belt transmission mechanism.

The invention has the beneficial effects that: the feeding mechanism is matched with the feeding mechanism to complete the automatic feeding function of the tubular piece, the technical problem that the labor intensity is high due to the fact that the tubular piece needs to be stood continuously in manual carrying is effectively solved, the feeding mechanism is obliquely arranged to facilitate the rolling of the tubular piece, the tubular piece can be moved to the feeding mechanism without the help of external force, the shifting mechanism is used for shifting the tubular piece from the feeding end to the discharging end of the feeding mechanism, when the tubular piece moves to the discharge end, the tubular piece is clamped by the clamping mechanism, the clamping mechanism can fix the tubular piece, the cutting error caused by the rotation of the tubular piece during cutting can be effectively prevented, meanwhile, the clamping mechanism can drive the tubular part to rotate, so that the subsequent marking mechanism and the positioning mechanism can mark cutting marks on the outer side surface of the tubular part conveniently, and the marking mechanism is matched with the positioning mechanism for use, so that the technical problem that the tubular part is different in length after cutting is solved. Frame A has the effect of bearing and support, and frame portion A is lower than frame portion B, is convenient for set up cutting mechanism in tubular member bottom, and the axis of the effectual assurance tubular member of effect ability of backing plate is collinear with fixture's axis, and frame portion B's effect is for installing positioning mechanism to can support marking off mechanism, and can guarantee that marking off mechanism is linear motion. The height that highly is higher than the discharge opening of material loading mouth, the tubulose piece of being convenient for rolls on feed mechanism, has avoided the problem that artifical transport is wasted time and energy, and the discharge opening meets with the feed end, and the tubulose piece is convenient for roll on feed mechanism from feed mechanism. The hanging rack has the advantages of simple kinematic pair shape, easy manufacture, surface contact, large bearing capacity, capability of bearing impact force, realization of remote transmission or operation, realization of various motion tracks and diversity of motion forms of components, can realize the interconversion between reciprocating swing, continuous rotation and reciprocating movement of the connecting rod components, change of the relative length of the components and realize different motion rules and motion requirements. The backing plate has the effect of raising fixture the central axis, guarantees that the axis coincidence of annular frame A and tubulose, and recess A and recess B have spacing and guide's effect, and the movable assembly follows circular motion is done to annular frame A's axis, is convenient for mark cutting mark to the lateral surface of tubulose, and the sliding plate provides the mounted position for electric putter A, and electric putter A's piston rod drives the arc and compresses tightly tubulose, prevents that tubulose from taking place the rotation, causes the mark mistake to lead to cutting error. The diameter of the arc-shaped plate is matched with the diameter of the tubular part, surface-to-surface contact is realized, axial rotary motion cannot occur to the tubular part, and clamping force is improved. The guide rail has the effect of direction, and the connecting plate is used for making up into a whole with two guide rails of parallel symmetry setting, and lead screw A and slider cooperation, simple structure, the processing is easy, and is with low costs, and transmission axial force is big, but auto-lock, and positioning accuracy is high. Embrace board A and embrace board B tightly and be used for embracing the tubulose piece tightly, connecting rod one provides the mounted position with connecting rod two for the scriber, and the effect of bearing bar is used for the bearing and is used for supporting, prevents that marking mechanism from dropping on the tubulose piece to the bearing bar is the stress point, and electric putter B promotes the bearing bar, can realize that marking mechanism carries out rectilinear movement along the tubulose piece. The guide groove has the functions of guiding and limiting, and the bearing rod is guaranteed to do linear motion. The support has the effect of support, provide the mounted position for the setting of scale plate, the guide bar has direction and spacing effect, prevent that the movable block from taking place to rotate on lead screw B, and can guarantee that the movable block moves on lead screw B, electric putter C provides the mounted position for the locating lever, through electric putter C, can adjust the height of locating lever, be convenient for intersect with the straight line that the scriber was drawn, the effect of scale plate is used for measuring the length of the straight line that the scriber was drawn, can effectual definite cutting position, guarantee is provided for accurate cutting. The base plate has the supporting role of the nature at the bottom of the pocket, for the track provides the mounted position, the track has direction and spacing effect, can guarantee that the movable plate is linear motion, electric putter D's effect is used for controlling the height of cutting knife, motor E provides invariable power source for the rotation of cutting knife, belt drive mechanism is used for the parallel gyration of diaxon the same occasion and is applicable to the great transmission of two week centre-to-centre spacing, the area has good flexibility, can alleviate the impact, the absorption vibration, it prevents to damage other parts to skid during overload.

Furthermore, feed mechanism includes the bearing plate, the bearing plate bottom is provided with the landing leg, bearing plate one end is provided with the baffle, baffle one side is provided with the opening, the opening part does feed mechanism the feed end, the opposite side of bearing plate is provided with the guard shield, the guard shield with the bearing plate forms the passageway, sets up the passageway the one end of bearing plate does feed mechanism the discharge end, the baffle the opening part with feed mechanism's discharge opening is connected.

Adopt above-mentioned further beneficial effect: the bearing plate has the effect of bearing for bear the weight of tubulose piece, the landing leg has the effect of supporting, is used for supporting the weight of tubulose piece on bearing plate and the bearing plate, and the effect of baffle prevents that tubulose piece from droing on the bearing plate, and open-ended effect is used for having a perfect understanding with the discharge opening, guarantees that the smooth roll of tubulose piece on the feed mechanism falls on feed mechanism, and the effect of guard shield prevents that tubulose piece from rolling on the bearing plate by the in-process of stirring.

Furthermore, the planar connecting rod assembly comprises a third connecting rod, a first connecting rod and a second connecting rod, the third connecting rod comprises two end portions and a middle portion, one end of the third connecting rod is connected with one end of the first connecting rod through a pivot, the other end of the first connecting rod is connected with an output shaft of the motor A through a pivot, the middle portion of the third connecting rod is connected with one end of the second connecting rod through a pivot, a rotating shaft is arranged in the base, the other end of the second connecting rod is connected with the rotating shaft through a pivot, and the other end of the third connecting rod is provided with the shifting lever.

Adopt above-mentioned further beneficial effect: the first connecting rod has the function of transferring force, the motor A provides a constant power source, the rotating motion of an output shaft of the motor A is converted into the swinging of the third connecting rod through the first connecting rod, the second connecting rod has the function of limiting the third connecting rod, the third connecting rod is guaranteed to run according to a designed track, and meanwhile the second connecting rod can effectively prevent the whole plane connecting rod assembly from generating a motion dead point to influence the running of the whole plane connecting rod assembly.

Furthermore, the outer side surface of the annular frame A is provided with hour hand scale marks.

Adopt above-mentioned further beneficial effect: facilitating control over the angle of rotation of the tubular member.

Further, a motor B is arranged at one end of the screw rod A, and the motor B is arranged on the outer side of the connecting plate.

Adopt above-mentioned further beneficial effect: motor B provides a constant source of power.

Further, a motor C is arranged at one end of the screw rod B and is arranged on the outer side of the support.

Adopt above-mentioned further beneficial effect: motor C provides a constant source of power.

Further, belt drive mechanism includes fixing base one and fixing base two, be provided with the driving shaft on the fixing base one, set up driving pulley on the driving shaft, be provided with the driven shaft on the fixing base two, set up driven pulley on the driven shaft, driven pulley with the last package hold-in range of driving pulley, the base plate with hold-in range fixed connection, the base plate bottom is provided with the spacing groove, the spacing inslot sets up the track, driving shaft one end is provided with motor D, motor D sets up a fixing base outside.

Adopt above-mentioned further beneficial effect: the first fixing seat and the second fixing seat are used for installing a driving shaft and a driven shaft, the driving shaft and the driven shaft are used for installing a driving belt wheel and a driven belt wheel, and the synchronous belt is fixedly connected with the substrate, so that the cutting knife can be driven to move linearly.

A cutting method using a construction material cutting structure for a construction site, comprising the steps of:

the method comprises the following steps: the tubular piece is placed at a feeding opening of the feeding mechanism, and the feeding opening of the feeding mechanism is higher than the discharging opening, so that the tubular piece on the feeding mechanism slides to the discharging opening and rolls to the feeding end of the feeding mechanism from the discharging opening;

step two: starting the motor A, taking the clockwise rotation of the output shaft of the motor A as an example, the clockwise rotation of the output shaft of the motor A drives the first connecting rod to rotate clockwise, the clockwise rotation of the first connecting rod drives the third connecting rod to be far away from the motor A, and the third connecting rod is far away from the motor A, so that the deflector rod at one end of the third connecting rod can move the tubular part to the discharge end of the feeding mechanism;

step three: taking the example that the distance between the arc-shaped plates of the clamping mechanism is larger than the diameter of the tubular part, starting the electric push rod A, extending a piston rod of the electric push rod A to drive the arc-shaped plates to approach each other, clamping the tubular part moved out from the discharge end of the feeding mechanism by the arc-shaped plates, and closing the electric push rod A;

step four: attaching a holding plate B of a connecting plate on a scribing mechanism to a tubular piece, starting a motor B, rotating the motor B to drive a screw rod A to rotate, rotating the screw rod A to drive a sliding block on the screw rod A to move towards the tubular piece, finally attaching the holding plate A at the bottom of the sliding block to the tubular piece, closing the motor B, starting an electric push rod B, pushing the whole scribing mechanism to horizontally move along the axis of the tubular piece through a bearing rod by the electric push rod B, and scribing the outer surface of the tubular piece by a scribing needle at the moment;

step five: starting the electric push rod C to enable a positioning rod on the electric push rod C to be just attached to the upper surface of the tubular piece, starting the motor C, enabling the motor C to rotate to drive the screw rod B to rotate, enabling the screw rod B to rotate to drive the moving block to move, determining the moving distance of the positioning rod along the tubular piece by observing the scales of the scale plate between the supports, enabling the moving distance of the positioning rod to intersect with the line drawn on the outer surface of the tubular piece at one point, marking the point by using a marking pen, and closing the motor C;

step six: rotating a sliding plate in the clamping mechanism, rotating the sliding plate by 90 degrees by observing the hour-hand scale mark on the outer side surface of the annular frame A, clamping the tubular piece by the arc-shaped plate, rotating the sliding plate to drive the tubular piece to rotate by 90 degrees, repeating the fourth step to the fifth step, marking the outer side surface of the tubular piece after the tubular piece rotates by 90 degrees, and marking the outer side surface of the tubular piece after the tubular piece rotates by 180 degrees and rotates by 270 degrees, so that four cutting points are marked on the outer side surface of the tubular piece;

step seven: starting the motor E, and rotating an output shaft of the motor E to drive the cutting knife to rotate;

step eight: the starter motor D, hold-in range drive cutting knife move to tubulose 270 degrees mark department lower parts, start electric putter D, adjust the height of cutting knife to guarantee cutting knife and pipe commentaries on classics piece external surface contact, constantly adjust electric putter D's height, make the height of cutting knife constantly rise, finally accomplish the cutting of whole tubulose piece.

Drawings

Fig. 1 is a schematic structural diagram of the present application.

Fig. 2 is a schematic structural view of the feeding mechanism.

Fig. 3 is a schematic structural diagram of the cooperation of the feeding mechanism and the feeding mechanism.

Fig. 4 is a schematic structural diagram of the cooperation of the feeding mechanism, the feeding mechanism and the toggle mechanism.

Fig. 5 is a schematic structural diagram of the cooperation of the clamping mechanism, the feeding mechanism and the toggle mechanism.

FIG. 6 is a schematic view of one orientation of the clamping mechanism.

FIG. 7 is a schematic view of another orientation of the clamping mechanism.

Fig. 8 is a schematic structural diagram of the matching of the scribing mechanism, the clamping mechanism, the feeding mechanism and the toggle mechanism.

Fig. 9 is a schematic structural view of the scribing mechanism.

Fig. 10 is a schematic structural diagram of the cooperation of the positioning mechanism, the scribing mechanism, the clamping mechanism, the feeding mechanism and the toggle mechanism.

Fig. 11 is a schematic view of a cutting mechanism in the present application.

Fig. 12 is a schematic structural view of the cutting mechanism.

Wherein the reference numerals are: 1. a feeding mechanism; 11. a feeding end; 12. a discharge end; 13. a bearing plate; 131. a baffle plate; 132. a shield; 133. a channel; 14. a support leg; 2. a feeding mechanism; 21. a feeding port; 22. a discharge opening; 3. a toggle mechanism; 31. a hanger; 32. a base; 33. a motor A; 34. a planar linkage assembly; 341. a first connecting rod; 342. a second connecting rod; 343. a third connecting rod; 35. a deflector rod; 4. a tubular member; 5. a clamping mechanism; 51. a flat plate; 52. an annular frame A; 521. a groove A; 522. scale lines of the hour hand; 53. an annular frame B; 531. a groove B; 54. a movable assembly; 541. a sliding plate; 542. an electric push rod A; 543. an arc-shaped plate; 6. a scribing mechanism; 61. a guide rail; 62. a connecting plate; 621. a holding plate B; 63. a screw mandrel A; 64. a slider; 641. a holding plate A; 65. a first connecting rod; 66. a second connecting rod; 67. a scriber; 68. a load-bearing bar; 69. an electric push rod B; 610. a motor B; 7. a positioning mechanism; 71. a support; 72. a screw mandrel B; 73. a moving block; 74. a guide bar; 75. an electric push rod C; 76. positioning a rod; 77. a scale plate; 78. a motor C; 8. a cutting mechanism; 81. a substrate; 82. a track; 83. moving the plate; 84. a support bar; 841. a limiting groove; 85. a lifting plate; 86. an electric push rod D; 87. a cutting knife; 88. a belt drive mechanism; 881. a first fixed seat; 882. a second fixed seat; 883. a drive shaft; 884. a driving pulley; 885. a driven shaft; 886. a driven pulley; 887. a synchronous belt; 888. a motor D; 9. a frame; 91. a frame part A; 92. a frame part B; 93. a base plate; 94. a guide groove.

Detailed Description

In order to clearly illustrate the technical features of the present solution, the present solution is explained below by way of specific embodiments.

Referring to fig. 1 to 2, the present application is a construction material cutting structure for a construction site, including a feeding mechanism 1, the feeding mechanism 1 including a feeding end 11 and a discharging end 12.

The feeding mechanism 1 comprises a bearing plate 13, supporting legs 14 are arranged at the bottom of the bearing plate 13, a baffle 131 is arranged at one end of the bearing plate 13, an opening is formed in one side of the baffle 131, the opening is a feeding end 11 of the feeding mechanism 1, a shield 132 is arranged on the other side of the bearing plate 13, the shield 132 and the bearing plate 13 form a channel 133, one end of the bearing plate 13 with the channel 133 is a discharging end of the feeding mechanism 1, and the opening of the baffle 131 is connected with a discharging opening 22 of the feeding mechanism 2.

The working principle of the feeding mechanism in the application is as follows: the tubular members are rolled down from the discharge opening of the feeding mechanism onto a bearing plate of the feeding mechanism, and in order to prevent the tubular members from continuing to roll due to inertia, baffles are arranged on the bearing plate, and the rolling tubular members are restrained on the bearing plate until the rolling speed of the tubular members is zero.

In order to ensure that the tubular part can smoothly roll on the bearing plate, one side of the baffle is provided with the opening and ensure that the opening is communicated with the discharge port, after the speed of the tubular part on the bearing plate is zero, the tubular part moves from the feed end to the discharge end, and in order to prevent the tubular part from falling off on the bearing plate in the moving process, a shield is arranged, the shield and the bearing plate form a closed channel, so that the tubular part is prevented from moving in the vertical direction due to stirring.

Referring to fig. 1-3: the feeding mechanism 2 is arranged at the feeding end 11 of the feeding mechanism 1, the feeding mechanism 2 is obliquely arranged, the feeding mechanism 2 comprises a feeding opening 21 and a discharging opening 22, the height of the feeding opening 21 relative to the ground is higher than that of the discharging opening 22 relative to the ground, and the discharging opening 22 is connected with the feeding end 11;

the working principle of the feeding mechanism in the application is as follows: the feeding mechanism consists of a plurality of round pipes, the outer surfaces of the round pipes are smooth, so that the tubular parts placed on the round pipes have small friction force in the rolling process, the feeding mechanism is obliquely arranged, the tubular parts can smoothly roll to the discharge opening through the feeding opening, extra power is not needed to drive the tubular parts to move, and power energy is saved.

Referring to fig. 4: the feed end 11 of the feed mechanism 1 is provided with a toggle mechanism 3, the tubular part 4 of the feed mechanism 2 is toggled into the feed mechanism 1 by the toggle mechanism 3,

the toggle mechanism 3 comprises a hanging rack 31, the hanging rack 31 is arranged at the bottom of the feeding end 11 of the feeding mechanism 1, a base 32 and a motor A33 are arranged on the hanging rack 31, a planar connecting rod assembly 34 is arranged between an output shaft of the motor A33 and the base 32, a toggle rod 35 is arranged on the planar connecting rod assembly 34, and the tubular member 4 at the feeding end 11 is toggled to the discharging end 12 by the toggle rod 35;

the planar connecting rod assembly 34 includes a third connecting rod 343, a first connecting rod 341, and a second connecting rod 342, the third connecting rod 343 includes two end portions and a middle portion, one end of the third connecting rod 343 is pivotally connected to one end of the first connecting rod 341, the other end of the first connecting rod 341 is pivotally connected to an output shaft of the motor a33, the middle portion of the third connecting rod 343 is pivotally connected to one end of the second connecting rod 342, a rotating shaft is disposed in the base 32, the other end of the second connecting rod 342 is pivotally connected to the rotating shaft, and a shift lever 35 is disposed at the.

The operating principle of toggle mechanism in this application: when the speed of the tubular part on the bearing plate is zero, the shifting mechanism starts to work at the moment, and the tubular part is moved from the feeding end to the discharging end to carry out subsequent processes.

The motor A is started, the motor A rotates to drive the first connecting rod to rotate, the first connecting rod rotates to drive the third connecting rod to be far away from or close to the motor A, when the third connecting rod is far away from the motor A, the third connecting rod moves towards the discharge end to provide a pushing force for the tubular part, when the third connecting rod is close to the motor A, the third connecting rod moves towards the feed end to wait for pushing the next tubular part, the second connecting rod acts on the swing track of the third connecting rod, dead points can be effectively prevented from occurring, and the work of the shifting mechanism is influenced.

See fig. 5-7: the discharge end 12 of the feeding mechanism 1 is provided with a clamping mechanism 5, the clamping mechanism 5 is arranged on the frame 9, the clamping mechanism 5 clamps the tubular member 4 and drives the tubular member 4 to rotate,

the clamping mechanism 5 comprises a flat plate 51, the flat plate 51 is arranged on a base plate 93, an annular frame A52 and an annular frame B53 are fixedly arranged on the flat plate 51, the annular frame A52 and the annular frame B53 are concentrically arranged, one end face of the annular frame A52 is provided with a groove A521, one end face of the annular frame B53 is provided with a groove B531, the groove A521 corresponds to the groove B531, a movable assembly 54 is arranged in the groove A521 and the groove B531, the movable assembly 54 makes a circular motion along the axis of the annular frame A52, the movable assembly 54 comprises a sliding plate 541, one end of the sliding plate 541 is arranged in the groove A521, the other end of the sliding plate is arranged in the groove B531, the sliding plate 541 is provided with an electric push rod A542, the telescopic direction of the electric push rod A542 faces the circle center direction of the annular frame A52, a piston rod of the electric push rod A542;

the outer side of the annular frame A52 is provided with an hour hand scale mark 522.

The operating principle of the clamping mechanism in the application is as follows: in order to ensure that the axis of the clamping mechanism is collinear with the axis of the tubular member, a backing plate is arranged at the bottom of the clamping mechanism.

The annular frame A and the annular frame B are arranged concentrically, the rear side of the annular frame A is provided with a groove A, the front side of the annular frame B is provided with a groove B, the groove A and the groove B are arranged correspondingly, the groove A and the groove B are used correspondingly, the purpose is to prevent a sliding plate, the sliding plate can do 360-degree circular motion in the groove A and the groove B along the axis of the annular frame A, the movable assemblies are arranged into two groups, which means that two corresponding arc-shaped plates are arranged, when the piston rod of the electric push rod A extends, the acting force of the electric push rod A acts on the tubular member through the arc-shaped plates, at the moment, because the acting force of the electric push rod A is opposite, the sliding plate is limited in the groove A and the groove B at the moment, when the scribing mechanism and the positioning mechanism find a cutting point, the electric push rod A is started reversely, the piston rod of the electric push rod A slightly contracts, still need keep the arc clamp on tubular member, the sliding plate atress diminishes at this moment, can do the circular motion along the axis of annular frame A in recess A and recess B, and under the centre gripping of arc, tubular member also does the circular motion, selects to rotate 90 degrees this moment, 180 degrees and 270 degrees, marks four cutting marks on tubular member.

See fig. 8 and 9: one side of the clamping mechanism 5 is provided with a marking mechanism 6, the marking mechanism 6 marks a line along the axial direction of the tubular member 4,

the marking mechanism 6 comprises two guide rails 61 which are symmetrically arranged, connecting plates 62 are arranged at two ends of each guide rail 61, a screw rod A63 is arranged on each connecting plate 62, a screw rod A63 is arranged between the two guide rails 61, a sliding block 64 is arranged on each screw rod A63, a holding plate A641 is arranged at the bottom of each sliding block 64, a first connecting rod 65 is arranged at the top of each sliding block 64, a holding plate B621 is arranged at the bottom of one connecting plate 62, the holding plate B621 corresponds to the holding plate A641, a second connecting rod 66 is arranged at the top of each connecting plate 62 provided with the holding plate B621, one end of each second connecting rod 66 is pivotally connected with the connecting plate 62, the other end of each connecting rod 66 is pivotally connected with one end of the corresponding first connecting rod 65, the other end of the corresponding first connecting rod 65 is pivotally connected with the sliding block 64, a marking needle 67 is arranged at the pivotal connection position of the corresponding first connecting rod 65 and the corresponding second connecting rod 66, one end of the bearing rod 68 is fixedly connected with the connecting plate 62, the other end of the bearing rod is arranged in the guide groove 94, an electric push rod B69 is arranged in the guide groove 94, a push rod seat of an electric push rod B69 is fixedly connected with the guide groove, and a piston rod of the electric push rod B is fixedly connected with the bearing rod 68;

one end of the screw rod A63 is provided with a motor B610, and the motor B610 is arranged outside the connecting plate 62.

The operating principle of marking mechanism in this application: the connecting plate is close to the tubular part, the clamping plate B and the tubular part are arranged concentrically, the clamping plate B is in a semicircular arc shape, the motor B is started, an output shaft of the motor B rotates to drive the screw rod A to rotate, the sliding block moves linearly on the screw rod A, when the sliding block is close to the tubular part, the clamping plate A is firstly used for clamping the tubular part, the clamping plate A and the clamping plate B have a limiting effect, when the sliding block is gradually close to the tubular part, an included angle between the connecting rod I and the connecting rod II is gradually reduced, until the clamping plate A clamps the tubular part, a scribing needle at the pivot connection position of the connecting rod I and the connecting rod II is just positioned at the central position of the outer side face of the tubular part, and in order to ensure that the scribing needle is scribed on the outer surface of the tubular part, the electric push rod B is started and pushes the bearing rod to move linearly in the guide groove, and finally drives the whole scribing needle to scribe on.

Referring to fig. 10: a positioning mechanism 7 is arranged perpendicular to the marking mechanism 6, the positioning mechanism 7 is positioned along the radial direction of the tubular member 4,

the positioning mechanism 7 comprises two brackets 71 which are symmetrically arranged, the brackets 71 are arranged on the upper end surface of a frame part B92, a lead screw B72 is arranged between the two brackets 71, a moving block 73 is arranged on the lead screw B72, guide rods 74 are arranged on two sides of the lead screw B72, two sides of the moving block 73 are arranged on the guide rods 74, an electric push rod C75 is arranged on the moving block 73, a positioning rod 76 is arranged on a piston rod of the electric push rod C75, the positioning rod 76 is perpendicular to the scriber 67, and a scale plate 77 is arranged between the two brackets 71;

one end of the screw rod B72 is provided with a motor C78, and a motor C78 is arranged outside the bracket 71.

The working principle of the positioning mechanism in the application is as follows: starting the electric push rod C, adjusting the position of the positioning rod, preferably, the positioning rod is just right arranged at the highest position of the outer side surface of the tubular part and is tangent to the tubular part, then starting the motor C, rotating the output shaft of the motor C, driving the screw rod B to rotate, due to the limiting effect of the guide rod, the movable block moves linearly on the screw rod B, through observing the scale marks on the scale plate, the numerical value of the movement of the positioning rod can be read out, when the numerical value is consistent with the required numerical value, closing the motor C, the positioning rod is intersected with the straight line drawn by the scriber at the moment, a cutting point is determined, and the marking pen is used for marking.

Referring to fig. 11 and 12: the positioning mechanism 7 is arranged on a rack 9, the bottom of the tubular part 4 is provided with a cutting mechanism 8, the cutting mechanism 8 moves along the axial direction of the tubular part 4 and has adjustable height, and the cutting mechanism 8 is arranged on the rack 9;

frame 9 comprises a frame part A91 and a frame part B92, the height of the upper end surface of frame part A91 relative to the ground is lower than that of the upper end surface of frame part B92 relative to the ground, a backing plate 93 is arranged on frame part A91, a clamping mechanism 5 is arranged on backing plate 93, a cutting mechanism 8 is arranged on frame part A91, cutting mechanism 8 is arranged along the axial direction of tubular part 4, a positioning mechanism 7 is arranged on frame part B92, one end of a marking mechanism 6 is bridged on tubular part 4, and the other end of the marking mechanism is connected with frame part B92 in a sliding manner;

the cutting mechanism 8 comprises a base plate 81, the base plate 81 is arranged on the upper end face of a rack portion A91, rails 82 are arranged on two sides of the base plate 81, a moving plate 83 is arranged on the rails 82, a supporting rod 84 is arranged on the moving plate 83, a lifting plate 85 is arranged on the supporting rod 84, an electric push rod D86 is arranged between the moving plate 83 and the lifting plate 85, a cutting knife 87 and a motor E are arranged on the lifting plate 85, a cutting knife 87 is arranged on an output shaft of the motor E, a belt transmission mechanism 88 is arranged between the two rails 82, and the bottom of the moving plate 83 is arranged on the belt.

Belt drive mechanism 88 includes fixing base one 881 and fixing base two 882, be provided with driving shaft 883 on fixing base one 881, set up driving pulley 884 on driving shaft 883, be provided with driven shaft 885 on fixing base two 882, set up driven pulley 886 on the driven shaft 885, around dress hold-in range 887 on driven pulley 886 and the driving pulley 884, base plate 81 and hold-in range 887 fixed connection, the base plate 81 bottom is provided with spacing groove 841, set up track 82 in the spacing groove 841, driving shaft 883 one end is provided with motor D888, motor D888 sets up in the fixing base one 881 the outside.

The working principle of the cutting mechanism in the application is as follows: starter motor D, it is rotatory that motor D output shaft rotation drives the driving shaft, and then it is rotatory to drive driving pulley, and then the hold-in range is rotatory, again because hold-in range and base plate fixed connection, consequently the hold-in range removes and drives whole cutting knife and removes, when removing the cutting knife to the position of 270 degrees marks, start electric putter D and starter motor E, it is rotatory that motor E output shaft rotation drives the cutting knife, and electric putter D promotes the continuous rising of cutting knife at rotatory in-process, consequently, cut whole tubulose spare.

The technical features that are not described in the present application can be implemented by or using the prior art, and are not described herein again, of course, the above description is not limited to the present application, and the present application is not limited to the above examples, and variations, modifications, additions or substitutions that are made by a person of ordinary skill in the art within the spirit and scope of the present application should also belong to the protection scope of the present application.

Claims

1. The building material cutting structure for the building site is characterized by comprising a feeding mechanism (1), wherein the feeding mechanism (1) comprises a feeding end (11) and a discharging end (12), the feeding end (11) of the feeding mechanism (1) is provided with a feeding mechanism (2), the feeding mechanism (2) is obliquely arranged, the feeding end (11) of the feeding mechanism (1) is provided with a toggle mechanism (3), the tubular piece (4) of the feeding mechanism (2) is pushed into the feeding mechanism (1) by the toggle mechanism (3), the discharging end (12) of the feeding mechanism (1) is provided with a clamping mechanism (5), the clamping mechanism (5) is arranged on a rack (9), the tubular piece (4) is clamped by the clamping mechanism (5) and drives the tubular piece (4) to rotate, one side of the clamping mechanism (5) is provided with a scribing mechanism (6), the line marking mechanism (6) marks a line along the axial direction of the tubular part (4), a positioning mechanism (7) is arranged perpendicular to the line marking mechanism (6), the positioning mechanism (7) is positioned along the radial direction of the tubular part (4), the positioning mechanism (7) is arranged on the rack (9), a cutting mechanism (8) is arranged at the bottom of the tubular part (4), the cutting mechanism (8) moves along the axial direction of the tubular part (4) and is adjustable in height, and the cutting mechanism (8) is arranged on the rack (9);

the frame (9) comprises a frame portion A (91) and a frame portion B (92), the height of the upper end face of the frame portion A (91) relative to the ground is lower than that of the upper end face of the frame portion B (92) relative to the ground, a base plate (93) is arranged on the frame portion A (91), the clamping mechanism (5) is arranged on the base plate (93), the cutting mechanism (8) is arranged on the frame portion A (91), the cutting mechanism (8) is arranged along the axial direction of the tubular member (4), the positioning mechanism (7) is arranged on the frame portion B (92), one end of the scribing mechanism (6) is bridged on the tubular member (4), and the other end of the scribing mechanism is connected with the frame portion B (92) in a sliding mode;

the feeding mechanism (2) comprises a feeding opening (21) and a discharging opening (22), the height of the feeding opening (21) relative to the ground is higher than that of the discharging opening (22) relative to the ground, and the discharging opening (22) is connected with the feeding end (11);

the shifting mechanism (3) comprises a hanging frame (31), the hanging frame (31) is arranged at the bottom of the feeding end (11) of the feeding mechanism (1), a base (32) and a motor A (33) are arranged on the hanging frame (31), a plane connecting rod assembly (34) is arranged between an output shaft of the motor A (33) and the base (32), a shifting rod (35) is arranged on the plane connecting rod assembly (34), and the shifting rod (35) shifts the tubular part (4) of the feeding end (11) to the discharging end (12);

the clamping mechanism (5) comprises a flat plate (51), the flat plate (51) is arranged on the base plate (93), an annular frame A (52) and an annular frame B (53) are fixedly arranged on the flat plate (51), the annular frame A (52) and the annular frame B (53) are concentrically arranged, a groove A (521) is arranged on one end face of the annular frame A (52), a groove B (531) is arranged on one end face of the annular frame B (53), the groove A (521) corresponds to the groove B (531), a movable assembly (54) is arranged in the groove A (521) and the groove B (531), the movable assembly (54) does circular motion along the axis of the annular frame A (52), the movable assembly (54) comprises a sliding plate (541), one end of the sliding plate (541) is arranged in the groove A (521), and the other end of the sliding plate (541) is arranged in the groove B (531), an electric push rod A (542) is arranged on the sliding plate (541), the telescopic direction of the electric push rod A (542) faces the direction of the circle center of the annular frame A (52), an arc-shaped plate (543) is arranged on a piston rod of the electric push rod A (542), and the arc-shaped plate (543) is used for clamping the tubular part (4);

the scribing mechanism (6) comprises two guide rails (61) symmetrically arranged, connecting plates (62) are arranged at two ends of each guide rail (61), a screw rod A (63) is arranged on each connecting plate (62), the screw rod A (63) is arranged between the two guide rails (61), a sliding block (64) is arranged on each screw rod A (63), a clamping plate A (641) is arranged at the bottom of each sliding block (64), a first connecting rod (65) is arranged at the top of each sliding block (64), a clamping plate B (621) is arranged at the bottom of one connecting plate (62), the clamping plate B (621) corresponds to the clamping plate A (641), a second connecting rod (66) is arranged at the top of each connecting plate (62) provided with the clamping plate B (621), one end of each second connecting rod (66) is pivotally connected with the corresponding connecting plate (62), and the other end of each connecting rod (65) is pivotally connected with the other end of the corresponding clamping plate, the other end of the first connecting rod (65) is in pivot connection with the sliding block (64), a scriber (67) is arranged at the pivot connection position of the first connecting rod (65) and the second connecting rod (66), the needle point of the scriber (67) faces downwards, a bearing rod (68) is arranged at the bottom of the other connecting plate (62), a guide groove (94) is arranged on the upper end face of the frame part B (92), one end of the bearing rod (68) is fixedly connected with the connecting plate (62), the other end of the bearing rod is arranged in the guide groove (94), an electric push rod B (69) is arranged in the guide groove (94), a push rod seat of the electric push rod B (69) is fixedly connected with the guide groove, and a piston rod of the electric push rod B is fixedly connected with the bearing rod (68);

the positioning mechanism (7) comprises two brackets (71) which are symmetrically arranged, the brackets (71) are arranged on the upper end surface of the frame part B (92), a lead screw B (72) is arranged between the two brackets (71), a moving block (73) is arranged on the lead screw B (72), guide rods (74) are arranged on two sides of the lead screw B (72), two sides of the moving block (73) are arranged on the guide rods (74), an electric push rod C (75) is arranged on the moving block (73), a positioning rod (76) is arranged on a piston rod of the electric push rod C (75), the positioning rod (76) is perpendicular to the scriber (67), and a scale plate (77) is arranged between the two brackets (71);

cutting mechanism (8) include base plate (81), base plate (81) set up the up end of frame portion A (91), base plate (81) both sides are provided with track (82), be provided with movable plate (83) on track (82), be provided with bracing piece (84) on movable plate (83), be provided with lifter plate (85) on bracing piece (84), movable plate (83) with be provided with between lifter plate (85) electric putter D (86), set up cutting knife (87) and motor E on lifter plate (85), set up on motor E's the output shaft cutting knife (87), two be provided with belt drive mechanism (88) between track (82), movable plate (83) bottom sets up on belt drive mechanism (88).

2. The construction material cutting structure for construction site according to claim 1, wherein the feeding mechanism (1) comprises a bearing plate (13), the bottom of the bearing plate (13) is provided with a leg (14), one end of the bearing plate (13) is provided with a baffle (131), one side of the baffle (131) is provided with an opening, the opening is the feeding end (11) of the feeding mechanism (1), the other side of the bearing plate (13) is provided with a shield (132), the shield (132) and the bearing plate (13) form a channel (133), one end of the bearing plate (13) provided with the channel (133) is the discharging end of the feeding mechanism (1), and the opening of the baffle (131) is connected with a discharging opening (22) of the feeding mechanism (2).

3. The construction material cutting structure for a construction site according to claim 1, wherein the flat link assembly (34) includes a third connecting rod (343), a first connecting rod (341), and a second connecting rod (342), the third connecting rod (343) includes two end portions and a middle portion, one end of the third connecting rod (343) is pivotally connected to one end of the first connecting rod (341), the other end of the first connecting rod (341) is pivotally connected to an output shaft of the motor a (33), the middle portion of the third connecting rod (343) is pivotally connected to one end of the second connecting rod (342), a rotating shaft is provided in the base (32), the other end of the second connecting rod (342) is pivotally connected to the rotating shaft, and the other end of the third connecting rod (343) is provided with the lever (35).

4. The construction material cutting structure for construction sites according to claim 1, wherein an outer side surface of the ring frame a (52) is provided with hour hand scale lines (522).

5. The construction material cutting structure for construction sites according to claim 1, wherein the screw a (63) is provided at one end with a motor B (610), and the motor B (610) is provided outside the connection plate (62).

6. The construction material cutting structure for construction sites according to claim 1, wherein the screw B (72) is provided at one end with a motor C (78), and the motor C (78) is provided outside the bracket (71).

7. The construction material cutting structure for construction sites according to claim 1, the belt transmission mechanism (88) comprises a first fixed seat (881) and a second fixed seat (882), a driving shaft (883) is arranged on the first fixed seat (881), a driving belt wheel (884) is arranged on the driving shaft (883), a driven shaft (885) is arranged on the second fixed seat (882), a driven belt wheel (886) is arranged on the driven shaft (885), a synchronous belt (887) is wound on the driven pulley (886) and the driving pulley (884), the base plate (81) is fixedly connected with the synchronous belt (887), a limit groove (841) is arranged at the bottom of the base plate (81), the track (82) is arranged in the limiting groove (841), one end of the driving shaft (883) is provided with a motor D (888), and the motor D (888) is arranged on the outer side of the first fixing seat (881).

8. A cutting method using the construction material cutting structure for construction sites according to any one of claims 1 to 7, comprising the steps of: