CN111923969B

CN111923969B - Building material plate conveying device

Info

Publication number: CN111923969B
Application number: CN202011044596.7A
Authority: CN
Inventors: 杜鹏
Original assignee: Shandong Liantuo Tools Co ltd
Current assignee: Shandong Liantuo Tools Co ltd
Priority date: 2020-09-29
Filing date: 2020-09-29
Publication date: 2020-12-22
Anticipated expiration: 2040-09-29
Also published as: CN111923969A

Abstract

The invention discloses a building material plate conveying device, which relates to the field of building conveying equipment and comprises a moving frame, a supporting mechanism and a multipurpose conveying mechanism, wherein the supporting mechanism comprises a supporting component and a fixing component, the multipurpose conveying mechanism comprises a conveying frame, a lifting component, an unfolding component and a horizontal conveying component, the unfolding component comprises two unfolding parts and two transmission parts, the two unfolding parts are respectively arranged at two sides of the conveying frame, the two transmission parts are respectively arranged between the two unfolding parts and matched with each other through the two transmission parts, two first universal wheels are arranged at the lower end of the moving frame, two control handrails are arranged at the upper end of the moving frame, and two adjusting handrails are arranged at the upper end of the conveying frame. The plate conveying and cutting machine has two functions of conveying plates and assisting in cutting, can reduce the labor intensity of workers, and improves the efficiency of conveying and cutting plates.

Description

Building material plate conveying device

Technical Field

The invention relates to the field of building transportation equipment, in particular to a conveying device for building material plates.

Background

In the building decoration process, plates, including gypsum boards, wood boards, density boards, etc., are often used, and the standard size of these plates is 2.44m by 1.22 m. However, in the actual use process, the plate needs to be cut to make the size of the plate meet the construction requirements. When panel cuts, need the manual work to carry panel to electric saw department, promote panel again for the electric saw cuts panel (because be difficult to guarantee to cut into a straight line when handheld electric saw cuts, consequently, still use desk-top electric saw to cut when cutting large-scale panel among the actual operation). Can have following problem in above-mentioned panel cutting process, firstly, panel weight is heavier, has increased working strength for construction worker transport panel, has the potential safety hazard in the handling, also causes the panel to damage easily. Second, the cutting table has a limited area, and a full-size sheet placed on the cutting table has a large area hanging outside the range of the cutting table, which is likely to cause the sheet to break. Third, when promoting panel and cutting through the cutting knife, because weight is great and panel and cutting bed's contact surface is great, the resistance that the increase promoted panel causes panel cutting size to appear the error easily.

Disclosure of Invention

The invention aims to provide a conveying device for building material plates, which solves the technical problems that the plates are inconvenient to carry and easy to damage in the transportation process in the prior art.

The invention provides a conveying device for building material plates, which comprises a moving frame, a supporting mechanism and a multipurpose conveying mechanism, wherein the supporting mechanism and the multipurpose conveying mechanism are respectively arranged at two sides of the moving frame, the supporting mechanism comprises a supporting component and a fixing component, the supporting component and the moving frame are matched through the fixing component, the multipurpose conveying mechanism comprises a conveying frame, a lifting component, an unfolding component and a horizontal conveying component, the lifting component is arranged at the upper end of the moving frame, the conveying frame is fixedly connected with the lifting component, the unfolding component and the horizontal conveying component are both arranged on the conveying frame, the unfolding component comprises two unfolding parts and two transmission parts, the two unfolding parts are respectively arranged at two sides of the conveying frame, the two transmission parts are both arranged between the two unfolding parts, and the two unfolding parts are matched through the two transmission parts, the lower extreme of removing the frame is equipped with two first universal wheels, it is equipped with two control handrail to remove the frame and upper end, the upper end of transportation frame is equipped with two and adjusts the handrail.

Further, the lifting subassembly includes two lifting rods, connecting rod, drive threaded rod and runner, the both sides of removal frame upper end all are equipped with the lifting groove, two the lifting rod is pegged graft respectively in the lifting inslot that corresponds and sliding fit between the two, be equipped with two spouts on the removal frame, two spouts communicate with two lifting groove one-to-ones respectively, two spouts and two lifting rod fixed connection are run through respectively at the both ends of connecting rod, the upper and lower both ends of drive threaded rod all are connected with the removal frame rotation, be equipped with on the connecting rod with drive threaded rod screw-thread fit's screw hole, the runner is installed in the upper end of drive threaded rod.

Furthermore, the cross section of the transportation frame is L-shaped, the upper part of the transportation frame is hinged with the upper ends of the two lifting rods, the lower part of the transportation frame is provided with two rollers matched with the moving frame, and the horizontal part of the transportation frame is provided with anti-skid convex lines.

Further, every expand the part and all include expansion pole and two slide bars, two the slide bar sets up respectively in the upper portion and the lower part of expansion pole, all be equipped with the sliding tray rather than sliding fit on the transportation frame to every slide bar, all be equipped with the transmission clearance between the slide bar of the expansion pole upper end in two expansion parts and between the slide bar of the expansion pole lower extreme in two expansion parts.

Further, every transmission part all includes two transmission racks, two transmission shafts, two drive gears and two drive gears, two transmission racks set up respectively in the upper end and the lower extreme of two corresponding slide bars, and two transmission shaft symmetries set up in the both sides in transmission clearance, two drive gear overlaps respectively to be established and establishes on two transmission shafts and two drive gear and two transmission rack one-to-one meshing, two drive gears install respectively and connect through chain drive between two drive gear's side and two drive gears.

Furthermore, the horizontal conveying assembly is provided with a plurality of, and every horizontal conveying assembly all includes the transport axle of mounting groove and the vertical setting of a plurality of in the mounting groove, every transport epaxial conveying wheel rather than rotating the connection that all is equipped with, the conveying wheel can slide along the axis direction of carrying the axle, every the lower extreme of carrying the axle all is equipped with the clutch blocks.

Further, the supporting component comprises a supporting frame, the supporting frame is located on one side of the moving frame, the upper end of the supporting frame is hinged to the moving frame, two second universal wheels are arranged at the lower end of the supporting frame, and when the supporting frame and the moving frame are in a parallel state, the height of each second universal wheel is higher than that of each first universal wheel.

Further, fixed subassembly includes two fixed parts, two fixed part sets up respectively in the both sides of support frame, every fixed part all includes dead lever and fixed knob, the lower extreme of dead lever is articulated with the removal frame, fixed knob installs the other end at the dead lever, the both sides of support frame all be equipped with a plurality of top-down equidistant setting and with fixed knob screw-thread fit's fixed orifices.

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

(1) the plate cutting machine has multiple working forms, namely a conveying form that a plate is directly transversely placed on a conveying frame and then is conveyed through a moving frame and a first universal wheel moving mechanism at the lower end, when the plate is large, a supporting assembly can be opened to reduce the labor intensity of workers, and then the plate is conveyed.

(2) According to the invention, the driving threaded rod is driven to rotate by rotating the rotating wheel, the connecting rod and the lifting rod are driven to move along the axis of the driving threaded rod by the threaded fit of the driving threaded rod and the connecting rod, so that the height of the transportation frame fixedly connected with the transportation frame can be adjusted, the transportation frame can adapt to the heights of different cutting tables when rotating to the horizontal state, and the application range of the invention is enlarged.

(3) According to the invention, the supporting area of the plate can be increased by opening the unfolding component, and the condition that the plate is broken due to overlarge hanging area when the plate is on the transportation frame is avoided.

(4) When the unfolding rod is pulled, the sliding rod is driven to move, the transmission rack is driven to move, the driving gear meshed with the transmission rack is further driven to rotate, the transmission gear coaxial with the transmission gear is driven to rotate through the transmission shaft, the transmission gear on the other side is driven to rotate through the chain, the driving gear on the other side and the transmission rack are further driven to work, the unfolding rod and the sliding rod on the other side are driven to move outwards, the unfolding components on the two sides are synchronously unfolded, otherwise, the unfolding components on the two sides can be synchronously contracted, the folding device is more convenient to operate, and the working efficiency is improved.

(5) When the conveying frame rotates to the horizontal state, the conveying wheel can not be attached to the friction block due to the principle of gravity, and can rotate to help convey the plate, so that the plate is pushed to a cutting table to be cut conveniently.

(6) The foldable lifting device is small in structure, and the unfolding assembly, the supporting assembly and the lifting assembly can be folded and stored, so that the foldable lifting device is convenient to carry.

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, and it is obvious that the drawings in the following description are some embodiments of the present invention, and other drawings can be obtained by those skilled in the art without creative efforts.

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is an enlarged view taken at A in FIG. 1;

FIG. 3 is a view showing the operation of the present invention in transporting a plate material;

FIG. 4 is a top view of the present invention;

FIG. 5 is a cross-sectional view taken along line B-B of FIG. 4;

FIG. 6 is a partial cross-sectional view of the present invention;

fig. 7 is a state diagram of the present invention during the auxiliary operation.

Reference numerals:

the movable rack 1, the support mechanism 2, the support component 21, the support frame 211, the second universal wheel 212, the fixing component 22, the fixing rod 221, the fixing knob 222, the fixing hole 223, the multipurpose transport mechanism 3, the transport rack 31, the lifting component 32, the lifting rod 321, the connecting rod 322, the driving threaded rod 323, the rotating wheel 324, the sliding groove 325, the unfolding component 33, the unfolding component 331, the unfolding rod 3311, the sliding rod 3312, the transmission gap 3313, the transmission component 332, the transmission rack 3321, the transmission shaft 3322, the driving gear 3323, the transmission gear 3324, the horizontal conveying component 34, the installation groove 341, the conveying shaft 342, the conveying wheel 343, the friction block 344, the first universal wheel 4, the control handrail 5, the adjusting handrail 6, the roller 7 and the anti-skid ridge 8.

Detailed Description

The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings, and it should be understood that the described embodiments are some, but not all embodiments of the present invention.

The components of embodiments of the present invention generally described and illustrated in the figures herein may be arranged and designed in a wide variety of different configurations. Thus, the following detailed description of the embodiments of the present invention, presented in the figures, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention.

All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 7, an embodiment of the present invention provides a building material sheet conveying apparatus, including a moving frame 1, a supporting mechanism 2 and a multipurpose conveying mechanism 3, where the supporting mechanism 2 and the multipurpose conveying mechanism 3 are respectively disposed at two sides of the moving frame 1, the supporting mechanism 2 includes a supporting component 21 and a fixing component 22, the supporting component 21 and the moving frame 1 are engaged with each other through the fixing component 22, the multipurpose conveying mechanism 3 includes a conveying frame 31, a lifting component 32, an unfolding component 33 and a horizontal conveying component 34, the lifting component 32 is mounted at an upper end of the moving frame 1, the conveying frame 31 is fixedly connected to the lifting component 32, the unfolding component 33 and the horizontal conveying component 34 are both mounted on the conveying frame 31, the unfolding component 33 includes two unfolding parts 331 and two transmission parts 332, the two unfolding parts 331 are respectively disposed at two sides of the conveying frame 31, the two transmission parts 332 are respectively arranged between the two unfolding parts 331, the two unfolding parts 331 are matched through the two transmission parts 332, the lower end of the moving frame 1 is provided with two first universal wheels 4, the upper ends of the moving frame 1 and the transporting frame 31 are provided with two control handrails 5, and the upper ends of the transporting frame 31 are provided with two adjusting handrails 6; the invention has a plurality of working forms, firstly, the transportation form is that the plate is directly transversely placed on the transportation frame 31, then the plate is transported by the moving frame 1 and the first universal wheel 4 moving mechanism at the lower end, when the plate is more, the supporting component 21 can be opened, the labor intensity of workers is reduced, secondly, the cutting form is assisted, when the plate needs to be transported to the cutting table for cutting, the plate is transported to a designated position, then the transportation frame 31 is rotated to the horizontal state, one end of the transportation frame 31 is put on the cutting platform, then the plate is pushed under the help of the horizontal transporting component 34, the plate is cut by the cutting table, the invention can reduce the transporting intensity of the plate by the workers through the steps, and the operation of the cutting table is matched to facilitate the cutting of the plate, the operation is convenient and the deviation of the cutting size can not be caused, wherein, the setting of expansion subassembly 33 is when transportation frame 31 rotates to the horizontality, because the size of transportation frame 31 is less, can cause a large amount of regions of panel to hang outside, still can have the hidden danger of panel rupture, therefore, through the expansion of expansion subassembly 33, the increase is to the bearing area of panel, make the panel hang outside the area reduce in a large number, and then reduce the hidden danger of panel rupture, wherein, the setting of transmission part 332 is convenient for expand two expansion parts 331 in step, make the operation simpler.

Specifically, the lifting assembly 32 includes two lifting rods 321, a connecting rod 322, a driving threaded rod 323 and a rotating wheel 324, two lifting grooves are respectively formed in two sides of the upper end of the movable frame 1, the two lifting rods 321 are respectively inserted into the corresponding lifting grooves and are in sliding fit with the lifting grooves, two sliding grooves 325 are formed in the movable frame 1, the two sliding grooves 325 are respectively communicated with the two lifting grooves in a one-to-one correspondence manner, two ends of the connecting rod 322 respectively penetrate through the two sliding grooves 325 to be fixedly connected with the two lifting rods 321, the upper end and the lower end of the driving threaded rod 323 are both rotatably connected with the movable frame 1, a threaded hole in threaded fit with the driving threaded rod 323 is formed in the connecting rod 322, and the rotating wheel 324 is installed at the upper; during operation, the rotating wheel 324 is rotated to drive the driving threaded rod 323 to rotate, the driving threaded rod 323 is in threaded fit with the connecting rod 322 to drive the connecting rod 322 and the lifting rod 321 to move along the axis of the driving threaded rod 323, and therefore the height of the transportation frame 31 fixedly connected with the transportation frame can be adjusted, the transportation frame 31 can adapt to the heights of different cutting tables when rotating to the horizontal state, and the application range of the invention is widened.

Specifically, the cross section of the transportation frame 31 is L-shaped, the upper part of the transportation frame 31 is hinged with the upper ends of the two lifting rods 321, and the lower part of the transportation frame 31 is provided with two rollers 7 matched with the moving frame 1; when the lifting assembly 32 works, the transportation frame 31 is driven to move together, the arrangement of the rollers 7 can reduce the friction between the transportation frame 31 and the moving frame 1 during movement, on one hand, the abrasion between the transportation frame 31 and the moving frame can be reduced, on the other hand, the moving resistance of the transportation frame 31 can be reduced, and the horizontal part of the transportation frame 31 is provided with the anti-skidding convex patterns 8; the arrangement of the antiskid ribs 8 can avoid the occurrence of skidding when the plates are transported on the frame 31 again.

Specifically, each of the deployment members 331 includes a deployment rod 3311 and two sliding rods 3312, the two sliding rods 3312 are respectively disposed at an upper portion and a lower portion of the deployment rod 3311, the transportation frame 31 is provided with a sliding groove slidably fitted to each of the sliding rods 3312, and transmission gaps 3313 are respectively disposed between the sliding rods 3312 at an upper end of the deployment rod 3311 of the two deployment members 331 and between the sliding rods 3312 at a lower end of the deployment rod 3311 of the two deployment members 331; the supporting area of the present invention for the plate can be increased by opening the unfolding component 331, and the plate can be prevented from being broken due to the excessive hanging area when the plate is on the transportation frame 31.

Specifically, each of the transmission members 332 includes two transmission racks 3321, two transmission shafts 3322, two driving gears 3323, and two transmission gears 3324, the two transmission racks 3321 are respectively disposed at the upper end and the lower end of the two corresponding sliding rods 3312, the two transmission shafts 3322 are symmetrically disposed at two sides of the transmission gap 3313, the two driving gears 3323 are respectively sleeved on the two transmission shafts 3322, the two driving gears 3323 are correspondingly engaged with the two transmission racks 3321 one by one, the two transmission gears 3324 are respectively mounted at the side of the two driving gears 3323, and the two transmission gears 3324 are connected by chain transmission; referring to fig. 6, when the unfolding rod 3311 is pulled, the sliding rod 3312 is driven to move, the driving rack 3321 is driven to move, the driving gear 3323 engaged with the driving rack 3321 is further driven to rotate, the driving shaft 3322 drives the driving gear 3324 coaxial with the driving gear to rotate, the driving gear 3324 on the other side is driven to rotate through the chain, the driving gear 3323 and the driving rack 3321 on the other side are driven to work to drive the unfolding rod 3311 and the sliding rod 3312 on the other side to move outwards, so that the unfolding components 331 on both sides are synchronously unfolded, otherwise, the unfolding components 331 on both sides are synchronously retracted, so that the present invention is more convenient to operate and improves the working efficiency.

Specifically, a plurality of horizontal conveying assemblies 34 are provided, each horizontal conveying assembly 34 comprises a mounting groove 341 and a plurality of conveying shafts 342 vertically arranged in the mounting groove 341, each conveying shaft 342 is provided with a conveying wheel 343 rotatably connected with the conveying shaft 342, the conveying wheel 343 can slide along the axial direction of the conveying shaft 342, and the lower end of each conveying shaft 342 is provided with a friction block 344; when the plate conveying device is used for conveying plates, the conveying frame 31 is vertical or slightly inclined, at the moment, the conveying wheel 343 slides the lower part of the cutter conveying shaft 342 under the action of gravity and is attached to the friction block 344, at the moment, the friction resistance of the conveying wheel 343 is large and cannot rotate randomly, so that the plates cannot move in the conveying process, and when the conveying frame 31 rotates to the horizontal state, the conveying wheel 343 is not attached to the friction block 344 due to the gravity principle, so that the conveying wheel can rotate to help convey the plates, and the plates are convenient to push to a cutting table for cutting.

Specifically, the support assembly 21 includes a support frame 211, the support frame 211 is located on one side of the moving frame 1, the upper end of the support frame 211 is hinged to the moving frame 1, two second universal wheels 212 are disposed at the lower end of the support frame 211, and when the support frame 211 and the moving frame 1 are in a parallel state, the height of the second universal wheels 212 is higher than that of the first universal wheels 4; the supporting force of the invention can be improved by opening the supporting component 21 to form a certain included angle with the moving frame 1.

Specifically, the fixing assembly 22 includes two fixing parts, the two fixing parts are respectively disposed on two sides of the supporting frame 211, each fixing part includes a fixing rod 221 and a fixing knob 222, the lower end of the fixing rod 221 is hinged to the moving frame 1, the fixing knob 222 is mounted at the other end of the fixing rod 221, and two sides of the supporting frame 211 are respectively provided with a plurality of fixing holes 223 which are disposed at equal intervals from top to bottom and are in threaded fit with the fixing knobs 222; the fixing knobs 222 are connected with different fixing holes 223, the supporting frame 211 and the moving frame 1 can be opened at different angles, and when the transported plate is heavier, the opening angle is larger, so that the gravity center is lower, and the stability is improved.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; while the invention has been described in detail and with reference to the foregoing embodiments, it will be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; and the modifications or the substitutions do not make the essence of the corresponding technical solutions depart from the scope of the technical solutions of the embodiments of the present invention.

Claims

1. The utility model provides a building materials sheet material conveyor which characterized in that: including removing frame (1), supporting mechanism (2) and multipurpose transport mechanism (3) set up respectively in the both sides that remove frame (1), supporting mechanism (2) include supporting component (21) and fixed subassembly (22), cooperate through fixed subassembly (22) between supporting component (21) and the removal frame (1), multipurpose transport mechanism (3) are including transportation frame (31), lifting subassembly (32), expansion subassembly (33) and horizontal conveyor assembly (34), lifting subassembly (32) are installed in the upper end that removes frame (1), transportation frame (31) and lifting subassembly (32) fixed connection, expansion subassembly (33) and horizontal conveyor assembly (34) are all installed on transportation frame (31), expansion subassembly (33) include two expansion parts (331) and two transmission parts (332), the two unfolding components (331) are respectively arranged on two sides of the transport frame (31), the two transmission components (332) are respectively arranged between the two unfolding components (331), the two unfolding components (331) are matched through the two transmission components (332), the lower end of the transport frame (1) is provided with two first universal wheels (4), the upper end of the transport frame (1) is provided with two control handrails (5), the upper end of the transport frame (31) is provided with two adjusting handrails (6), the lifting assembly (32) comprises two lifting rods (321), a connecting rod (322), a driving threaded rod (323) and a rotating wheel (324), the two sides of the upper end of the transport frame (1) are respectively provided with lifting grooves, the two lifting rods (321) are respectively inserted into the corresponding lifting grooves and are in sliding fit with the lifting grooves, the transport frame (1) is provided with two sliding grooves (325), and the two sliding grooves (325) are respectively communicated with the two lifting grooves one by one, two ends of the connecting rod (322) penetrate through the two sliding grooves (325) respectively and are fixedly connected with the two lifting rods (321), the upper end and the lower end of the driving threaded rod (323) are rotatably connected with the movable frame (1), a threaded hole in threaded fit with the driving threaded rod (323) is formed in the connecting rod (322), and the rotating wheel (324) is installed at the upper end of the driving threaded rod (323).

2. The building material sheet conveying apparatus of claim 1 wherein: the cross section of the transportation frame (31) is L-shaped, the upper part of the transportation frame (31) is hinged with the upper ends of the two lifting rods (321), the lower part of the transportation frame (31) is provided with two rollers (7) matched with the moving frame (1), and the horizontal part of the transportation frame (31) is provided with anti-skid convex patterns (8).

3. The building material sheet conveying apparatus of claim 1 wherein: each expansion part (331) all includes expansion pole (3311) and two slide bar (3312), two slide bar (3312) set up respectively in the upper portion and the lower part of expansion pole (3311), transport frame (31) go up all be equipped with rather than sliding fit's sliding tray to every slide bar (3312), two expansion parts (331) in the expansion pole (3311) upper end between slide bar (3312) and two expansion parts (331) in the expansion pole (3311) lower extreme between slide bar (3312) all be equipped with transmission clearance (3313).

4. The building material sheet conveying apparatus of claim 3, wherein: every drive disk assembly (332) all includes two transmission rack (3321), two transmission shafts (3322), two drive gear (3323) and two drive gear (3324), two transmission rack (3321) sets up respectively in the upper end and the lower extreme of two corresponding slide bar (3312), and two transmission shaft (3322) symmetry set up in the both sides in transmission clearance (3313), two drive gear (3323) overlap respectively and establish on two transmission shafts (3322) and two drive gear (3323) and two transmission rack (3321) one-to-one meshing, install respectively through chain drive between the side of two drive gear (3323) and two drive gear (3324).

5. The building material sheet conveying apparatus of claim 1 wherein: the horizontal conveying assembly (34) is provided with a plurality of, and every horizontal conveying assembly (34) all includes mounting groove (341) and a plurality of vertical conveying axle (342) that sets up in mounting groove (341), all is equipped with rather than the transport wheel (343) of rotating the connection on every conveying axle (342), the transport wheel (343) can slide along the axis direction of conveying axle (342), every the lower extreme of conveying axle (342) all is equipped with clutch blocks (344).

6. The building material sheet conveying apparatus of claim 1 wherein: the supporting component (21) comprises a supporting frame (211), the supporting frame (211) is located on one side of the moving frame (1) and the upper end of the supporting frame (211) is hinged to the moving frame (1), two second universal wheels (212) are arranged at the lower end of the supporting frame (211), and when the supporting frame (211) and the moving frame (1) are in a parallel state, the height of each second universal wheel (212) is higher than that of each first universal wheel (4).

7. The building material sheet conveying apparatus of claim 6 wherein: fixed subassembly (22) include two fixed parts, two fixed part sets up respectively in the both sides of support frame (211), every fixed part all includes dead lever (221) and fixed knob (222), the lower extreme and the removal frame (1) of dead lever (221) are articulated, the other end at dead lever (221) is installed in fixed knob (222), the both sides of support frame (211) all are equipped with a plurality of top-down equidistant setting and with fixed knob (222) screw-thread fit's fixed orifices (223).