CN113682753A - Lifting brick machine, production line and production method - Google Patents

Abstract

The invention provides a lifting brick machine, a production line and a production method, which comprise a rack, a lifting frame, a roller crawling mechanism arranged between the rack and the lifting frame, a lifting driving mechanism driving the roller crawling mechanism to drive the lifting frame to crawl upwards to a specified position or crawl downwards to the specified position, a sliding table arranged on the lifting frame in a sliding mode, a movable conveying trolley arranged on the sliding table, and a synchronous driving mechanism driving the sliding table and the movable conveying trolley to synchronously walk to realize the purpose of conveying bricks sent out from a brick making machine onto a frame or conveying the bricks out of the frame. The invention has the advantages that: compared with the prior art that the bricks are stacked together plate by plate, the bricks can be effectively prevented from being damaged or crushed, and the production efficiency is improved.

Description

Lifting brick machine, production line and production method

[ technical field ] A method for producing a semiconductor device

The invention relates to the technical field of brick production equipment, in particular to a lifting brick machine, a production line and a production method.

[ background of the invention ]

At present, bricks are all produced by a brick making machine; the brick making machine is a machine for producing bricks by using stone powder, fly ash, furnace slag, broken stone, sand, water and the like and adding cement as raw materials through hydraulic power, vibration force, aerodynamic force and the like, and is a general name of all machines for producing wall bricks and pavement bricks.

The brick making machine needs to convey the bricks for maintenance after the bricks are made, and the existing method is to convey the bricks made by the brick making machine one by one and stack the bricks at an appointed position, and then convey the stacked bricks for maintenance by a forklift. However, stacking blocks one on top of another tends to cause the blocks to be crushed or crushed, and is inefficient. In view of the above, the present inventors have conducted extensive studies to overcome the above-mentioned drawbacks of the prior art, and have devised the present invention.

[ summary of the invention ]

The invention aims to solve the technical problems that bricks are easily damaged or crushed and the production efficiency is low due to the fact that the bricks are stacked together plate by plate in the prior art.

The invention is realized by the following steps:

in a first aspect, the lifting brick machine comprises a rack, a lifting frame, a roller crawling mechanism arranged between the rack and the lifting frame, a lifting driving mechanism driving the roller crawling mechanism to crawl upwards to an appointed position or crawl downwards to the appointed position, a sliding table arranged on the lifting frame in a sliding mode, a movable conveying trolley arranged on the sliding table, and a synchronous driving mechanism driving the sliding table and the movable conveying trolley to synchronously walk to convey bricks sent out from a brick making machine to a frame or convey the bricks out of the frame.

Further, the roller crawling mechanism comprises a vertical crawling cylinder fixedly arranged on the rack and crawling roller groups which are arranged on two sides of the lifting frame and used for clamping the vertical crawling cylinder; the crawling roller set comprises two rollers, and each roller is connected with the lifting frame through an adjusting and fixing mechanism.

Furthermore, the adjusting and fixing mechanism comprises a fixed bottom plate fixedly connected with the lifting frame, fixed side plates fixedly arranged at two ends of the fixed bottom plate and a fixed top plate connected with the two fixed side plates; the roller is assembled between the two fixed side plates through an assembling shaft; the middle part of the fixed side plate is provided with an assembly shaft adjusting groove hole, one end of the fixed side plate is provided with an adjusting screw hole communicated with the assembly shaft adjusting groove hole, and the adjusting screw hole is provided with an adjusting bolt.

Furthermore, the lifting driving mechanism comprises a first driving motor, a first multi-row chain transmission structure, a second multi-row chain transmission structure, a third multi-row chain transmission structure and a balance structure which are fixedly arranged at the top of the rack; the balance structure is arranged on one side of the rack in a sliding manner;

the first multi-row chain transmission structure comprises a first chain wheel, a second chain wheel and a first multi-row chain for connecting the first chain wheel and the second chain wheel; the first chain wheel is connected with a first driving motor through a first speed reducer;

the second multi-row chain transmission structure comprises a first rotating shaft rotatably arranged at the top of the rack, a second rotating shaft rotatably arranged at the top of the rack, a third chain wheel fixedly arranged on the first rotating shaft, a fourth chain wheel fixedly arranged on the second rotating shaft, a fifth chain wheel fixedly arranged on the third rotating shaft and a second multi-row chain; the second chain wheel is fixedly arranged on the first rotating shaft; the third chain wheel is positioned above the middle of the top of the lifting frame, and the fifth chain wheel is positioned above the middle of the top of the balance structure; one ends of the second rows of chains are fixedly connected with the middle of the top of the lifting frame, and the other ends of the second rows of chains are fixedly connected with the middle of the top of the balance structure; the second multi-row chain sequentially passes through the top of the third chain wheel, the bottom of the fourth chain wheel and the top of the fifth chain wheel, and the third chain wheel, the fourth chain wheel and the fifth chain wheel are all meshed with the second multi-row chain;

the third multi-row chain transmission structure comprises a fourth rotating shaft rotatably arranged at the lower part of the rack, a fifth rotating shaft rotatably arranged at the lower part of the rack, a sixth chain wheel fixedly arranged on the fourth rotating shaft, a seventh chain wheel fixedly arranged on the fifth rotating shaft and a third multi-row chain; the sixth chain wheel is positioned below the middle of the bottom of the lifting frame, and the seventh chain wheel is positioned below the middle of the bottom of the balance structure; the one end of third multirow chain and the middle fixed connection in bottom of crane, the other end of third multirow chain and the middle fixed connection in bottom of balanced structure, third multirow chain passes through from the bottom of sixth sprocket and seventh sprocket to sixth sprocket and seventh sprocket all mesh with third multirow chain mutually.

Furthermore, the balancing structure comprises a balancing weight assembling frame, at least one balancing weight assembled in the balancing weight assembling frame and a tightening bolt arranged at the top of the balancing weight assembling frame and used for tightening the balancing weight downwards;

sliding parts are arranged on two sides outside the counterweight block assembling frame, and a sliding groove part matched with the sliding parts is arranged on the rack; the both sides in the balancing weight assembly frame have the balancing weight assembly groove, the upper end in balancing weight assembly groove is formed with the assembly opening.

Furthermore, a sliding table assembling space is formed in the middle of the lifting frame, the sliding table is assembled in the sliding table assembling space, and the sliding table and the lifting frame are connected in a sliding mode through a linear sliding rail and a sliding block set;

the synchronous driving mechanism comprises a rack fixedly arranged on the sliding table, a second driving motor fixedly arranged on the lifting frame and a second speed reducer connected with the second driving motor; the second speed reducer is connected with a driving gear, and the driving gear is meshed with the rack.

Furthermore, linear walking grooves are formed in two sides of the sliding table, and walking wheels are arranged on the movable conveying trolley; the traveling wheels are positioned in the linear traveling grooves;

the synchronous driving mechanism also comprises a synchronous driving belt, a first synchronous belt wheel rotatably arranged at one end of the sliding table, a second synchronous belt wheel rotatably arranged at the other end of the sliding table, a first connecting piece fixedly arranged on the movable conveying trolley and a second connecting piece fixedly arranged on the lifting frame; a circle of first internal teeth is arranged on the inner side of the synchronous driving belt, the first synchronous pulley is meshed with the first internal teeth at one end of the synchronous driving belt, and the second synchronous pulley is meshed with the first internal teeth at the other end of the synchronous driving belt;

the first connecting piece is provided with a first driving belt channel, and the second connecting piece is provided with a second driving belt channel; the synchronous driving belt passes through the first driving belt channel, and the first driving belt channel is internally provided with second internal teeth meshed with the first internal teeth; the synchronous drive belt passes through the second drive belt channel, and the second drive belt channel is internally provided with third internal teeth meshed with the first internal teeth.

The induction sheet fixing plate is fixedly arranged on the rack, and a plurality of position induction sheets are arranged on the induction sheet fixing plate at intervals; and a position induction sensor matched with the position induction sheet is fixedly arranged on the lifting frame.

In a second aspect, the production line comprises a brick making machine, a first conveyor, a first brick lifting machine, a frame, a first forklift, a second brick lifting machine, a second forklift and a second conveyor; the first brick lifting machine and the second brick lifting machine both use the brick lifting machine; the rack is provided with a plurality of brick placing layers from bottom to top;

during production, bricks manufactured by the brick making machine are conveyed to the first brick lifting machine plate by plate through the first conveyor, the bricks are conveyed to the brick placing layer of the frame plate by plate through the first brick lifting machine, and the frame and the bricks are conveyed to a specified position through the first forklift for maintenance; after the bricks are cured, the frame and the bricks are conveyed to a second brick lifting and lowering machine through a second forklift, the second brick lifting and lowering machine conveys the cured bricks to a second conveyor from the brick placing layer of the frame one by one, and the cured bricks are conveyed to the next working procedure through the second conveyor.

In a third aspect, a production method of a production line, the production method comprising:

firstly, the brick making machine makes bricks and outputs the made bricks to the first conveyor plate by plate;

secondly, the first conveyor conveys the bricks one by one to a movable conveying trolley of the first brick lifting machine; the lifting driving mechanism of the first brick lifting machine drives the roller crawling mechanism to drive the lifting frame to crawl upwards, and when the brick supporting plate on the movable conveying trolley reaches the topmost brick placing layer of the frame, the lifting driving mechanism stops working; the synchronous driving mechanism of the first brick lifting machine drives the sliding table and the movable conveying trolley to synchronously move forwards, and bricks on the movable conveying trolley are conveyed to the brick placing layer on the topmost layer of the frame;

driving a roller crawling mechanism to drive a lifting frame to crawl downwards and return to the position by a lifting driving mechanism of the first brick lifting machine, and driving a sliding table and a movable conveying trolley to return backwards by a synchronous driving mechanism of the first brick lifting machine so as to continuously convey bricks;

fourthly, the steps II and III are repeatedly executed until all the brick placing layers on the rack are filled with bricks in the sequence from top to bottom;

the first forklift conveys the rack with the bricks to a specified position for maintenance; after the bricks are cured, the second forklift conveys the rack with the bricks to a second brick lifting machine;

sixthly, the lifting driving mechanism of the second brick lifting machine drives the roller crawling mechanism to drive the lifting frame to crawl upwards, and when the movable conveying trolley of the second brick lifting machine jacks up the brick supporting plate on the brick placing layer at the bottommost layer of the frame, the lifting driving mechanism stops working; the synchronous driving mechanism of the second brick lifting machine drives the sliding table and the movable conveying trolley to synchronously move backwards, so that bricks jacked by the movable conveying trolley are conveyed out of the frame;

seventh, the lifting driving mechanism of the second brick lifting machine drives the roller crawling mechanism to drive the lifting frame to crawl downwards and return to the original position, meanwhile, the synchronous driving mechanism of the second brick lifting machine drives the sliding table and the movable conveying trolley to move backwards continuously, bricks on the movable conveying trolley are conveyed to the second conveyor, and the bricks are conveyed to the next working procedure through the second conveyor;

and sixthly, repeating the steps of sixthly and seventhly until the bricks of each brick placing layer on the shelf are delivered out from bottom to top.

The invention has the advantages that:

1. by adopting the lifting brick machine, bricks manufactured and sent out by the brick machine can be automatically transported to a frame, so that the bricks can be conveniently sent for maintenance; after the bricks are cured, the cured bricks can be automatically conveyed out of the rack; compared with the prior art that the bricks are stacked together plate by plate, the bricks are automatically conveyed to the frame to be placed layer by layer, and the bricks between layers are mutually separated, so that the bricks can be effectively prevented from being damaged or crushed; after the brick making machine outputs bricks, the lifting brick making machine can directly convey the output bricks to the frame, after the bricks are well maintained, the lifting brick making machine can send the well maintained bricks back to the production line, the whole process is few in related procedures, manual intervention is not needed, efficiency is high, and production efficiency can be improved.

2. The roller crawling mechanism is provided with an adjusting and fixing mechanism which can adjust the rollers, so that the rollers can tightly hold the vertical crawling cylinder to crawl; meanwhile, the crawling track is arranged on the vertical crawling cylinder, annular concave parts matched with the crawling track are formed on the surfaces of the rollers, and the rollers and the vertical crawling cylinder can be better combined together in the crawling process through the matching of the crawling track and the annular concave parts; therefore, by adopting the design of the roller crawling mechanism, the conditions of shaking and shaking of the lifting frame in the lifting process can be reduced, and the stable conveying of bricks is facilitated.

3. The lifting driving mechanism is provided with a balance structure, so that the lifting frame can be balanced in the lifting process, the lifting stability of the lifting frame is ensured, the conditions of shaking, shaking and the like cannot occur, further, bricks on the lifting frame can be prevented from falling off due to shaking and shaking, and the production safety is ensured; drive the crane through first multirow chain drive structure, second multirow chain drive structure and the cooperation of third multirow chain drive structure simultaneously and go up and down for the condition of skidding can not appear at the in-process of carrying, and the transmission is accurate, and efficient, and transmission power is high, and the overload capacity is big, can guarantee high efficiency, the safety of whole fragment of brick transportation process.

4. Synchronous actuating mechanism can also order about portable transport trolley and carry out synchronous walking along the slip table when ordering about the slip table and slide the walking, can realize carrying the fragment of brick of brickmaking machine output fast high-efficiently in the shelf, can improve production efficiency.

[ description of the drawings ]

The invention will be further described with reference to the following examples with reference to the accompanying drawings.

FIG. 1 is a schematic structural diagram of a brick lifting machine in a brick taking state;

FIG. 2 is a schematic structural diagram of a brick lifting machine in a brick placing state;

FIG. 3 is an assembly view of the slide table, the movable carrying cart and the synchronous drive mechanism of the present invention;

FIG. 4 is a schematic view of the structure of the movable carrying cart according to the present invention;

FIG. 5 is a schematic view of a first connecting plate according to the present invention;

FIG. 6 is a schematic structural view of a slide table according to the present invention;

FIG. 7 is a schematic view of a second connector according to the present invention;

FIG. 8 is a schematic view of a second connecting plate according to the present invention;

FIG. 9 is a coupling view of a second drive motor, a second reducer and a drive gear according to the present invention;

FIG. 10 is a schematic view of the connection structure of the lifting frame and the lifting driving mechanism in the invention;

FIG. 11 is a schematic view of a third multi-row chain drive configuration of the present invention;

FIG. 12 is a schematic view of a connection structure of a first multi-row chain transmission structure and a second multi-row chain transmission structure according to the present invention;

FIG. 13 is a schematic view of the second multi-row chain drive configuration of the present invention with the second multi-row chain removed;

FIG. 14 is a schematic structural view of a counterweight assembly frame according to the present invention;

FIG. 15 is a schematic structural view of a balance structure in the present invention;

figure 16 is a schematic structural view of the crane in the invention;

FIG. 17 is a view of the connection of the adjustment fixture to the roller in the present invention;

FIG. 18 is a schematic view of the outer frame structure of the adjustment fixture of the present invention;

FIG. 19 is a schematic view of the adjusting bolt of the present invention in position against the mounting shaft;

FIG. 20 is a top plan view of a process line of the present invention;

FIG. 21 is a rear view of a process line of the present invention;

fig. 22 is a schematic view of the structure of the rack of the present invention.

100-brick making machine, 200-first conveyor, 300-first brick lifting machine, 400-shelf, 401-brick placing layer, 402-supporting step, 403-flaring part, 500-first forklift, 600-second brick lifting machine, 700-second forklift, 800-second conveyor, 1-frame, 11-sliding groove part, 2-lifting frame, 21-sliding table assembling space, 22-linear sliding rail, 23-sliding block group, 3-roller crawling mechanism, 31-vertical crawling column, 311-crawling track, 32-crawling roller group, 321-roller, 3211-annular concave part, 4-lifting driving mechanism, 41-first driving motor, 42-first multi-row chain transmission structure, 421-first chain wheel, 422-second chain wheel, 423-first multi-row chain, 424-first speed reducer, 43-second multi-row chain transmission structure, 431-first rotating shaft, 432-second rotating shaft, 433-third rotating shaft, 434-third chain wheel, 435-fourth chain wheel, 436-fifth chain wheel, 437-second multi-row chain, 44-third multi-row chain transmission structure, 441-fourth rotating shaft, 442-fifth rotating shaft, 443-sixth chain wheel, 444-seventh chain wheel, 445-third multi-row chain, 45-balance structure, 451-counterweight assembly frame, 4511-sliding part, 4512-counterweight assembly groove, 4513-assembly opening, 452-counterweight, 453-puller bolt, 5-sliding table, 51-straight traveling groove, 6-a movable transport trolley, 61-a travelling wheel, 7-a synchronous drive mechanism, 71-a rack, 72-a second drive motor, 73-a second reducer, 74-a drive gear, 75-a synchronous drive belt, 751-a first internal tooth, 76-a first synchronous pulley, 77-a second synchronous pulley, 78-a first connecting piece, 781-a first drive belt channel, 782-a second internal tooth, 783-a first fixed plate, 784-a first connecting plate, 79-a second connecting piece, 791-a second drive belt channel, 792-a third internal tooth, 793-a second fixed plate, 794-a second connecting plate, 8-an adjustment fixing mechanism, 81-a fixed bottom plate, 82-a fixed side plate, 82821-an assembly shaft adjustment slot, 8211-a first arc-shaped groove portion, 8212-a second circular arc groove part, 8213-a rectangular groove part, 822-an adjusting screw hole, 83-a fixed top plate, 84-an assembly shaft, 841-an attaching plane, 85-an adjusting bolt, 91-a sensing sheet fixed plate, 92-a position sensing sheet, 93-a position sensing sensor and 10-a guardrail.

[ detailed description ] embodiments

For a better understanding of the technical aspects of the present invention, reference will now be made in detail to the embodiments of the present invention, which are illustrated in the accompanying drawings.

Example 1

Referring to fig. 1 to 19, the brick lifting machine of the present invention includes a frame 1, a lifting frame 2, a roller crawling mechanism 3 disposed between the frame 1 and the lifting frame 2, a lifting driving mechanism 4 for driving the roller crawling mechanism 3 to drive the lifting frame 2 to crawl upwards to a specific position or crawl downwards to a specific position, a sliding table 5 slidably disposed on the lifting frame 2, a movable conveying trolley 6 disposed on the sliding table 5, and a synchronous driving mechanism 7 for driving the sliding table 5 and the movable conveying trolley 6 to travel synchronously to transport bricks delivered from the brick making machine 100 to a rack 400 or deliver bricks from the rack 400. When the brick making machine works, bricks made by the brick making machine 100 firstly enter the movable conveying trolley 6, and the lifting driving mechanism 4 drives the roller crawling mechanism 3 to drive the lifting frame 2 to crawl upwards to a specified position; synchronous driving mechanism 7 orders about slip table 5 and portable transport trolley 6 and walks forward in step, sends into the fragment of brick on the portable transport trolley 6 on the shelf 400, and then lifting driving mechanism 4 orders about gyro wheel crawl mechanism 3 and drives crane 2 playback of crawling downwards, and synchronous driving mechanism 7 orders about slip table 5 and portable transport trolley 6 and walks playback backward in step simultaneously to prepare to continue to carry the fragment of brick. After the bricks are well maintained, the lifting driving mechanism 4 drives the roller crawling mechanism 3 to drive the lifting frame 2 to crawl upwards, so that the movable conveying trolley 6 jacks up the bricks in the frame 400; synchronous drive mechanism 7 orders about slip table 5 and portable transport trolley 6 and walks backward in step and makes the fragment of brick by jack-up leave shelf 400, and lifting drive mechanism 4 orders about gyro wheel crawling mechanism 3 simultaneously and drives crane 2 playback of crawling downwards, realizes seeing off the fragment of brick from shelf 400.

By adopting the lifting brick machine, bricks manufactured and sent out by the brick machine 100 can be automatically transported to the frame 400, so that the bricks can be conveniently sent for maintenance; after the bricks are cured, the cured bricks can be automatically conveyed out of the rack 400; compared with the existing method that bricks are stacked together plate by plate, the method automatically conveys the bricks onto the frame 400 to be placed layer by layer, and the bricks between layers are mutually separated, so that the bricks can be effectively prevented from being damaged or crushed; after the brick making machine 100 outputs bricks, the lifting brick making machine can directly convey the output bricks to the frame 400, after the bricks are well maintained, the lifting brick making machine can send the maintained bricks back to the production line, the whole process involves few working procedures, manual intervention is not needed, the efficiency is high, and the production efficiency can be improved.

Preferably, the roller crawling mechanism 3 comprises a vertical crawling cylinder 31 fixedly arranged on the frame 1 and crawling roller groups 32 arranged on both sides of the crane 2 and clamping the vertical crawling cylinder 31; the crawling roller set 32 comprises two rollers 321, and the two rollers 321 are clamped at two sides of the vertical crawling column 31 in a matching manner, so that the two rollers 321 can climb upwards or downwards around the vertical crawling column 31 under the action of driving force; every gyro wheel 321 all is connected with crane 2 through adjusting fixed establishment 8, and during the use, the accessible is adjusted fixed establishment 8 and is adjusted gyro wheel 321 for gyro wheel 321 can hold vertical crawl cylinder 31 tightly and crawl, and then can reduce crane 2 and rock, shake the condition in the in-process of going up and down, realize the stable transport of fragment of brick.

Preferably, the adjusting and fixing mechanism 8 comprises a fixed bottom plate 81 fixedly connected with the lifting frame 2, fixed side plates 82 fixedly arranged at two ends of the fixed bottom plate 81, and a fixed top plate 83 connecting the two fixed side plates 82; the roller 321 is assembled between the two fixed side plates 82 through the assembly shaft 84, and the roller 321 is rotatably connected with the assembly shaft 84, so that the roller 321 can roll and crawl under the action of driving force; an outer frame is formed by enclosing the fixed bottom plate 81, the fixed side plate 82 and the fixed top plate 83, and the roller 321 is arranged in the enclosed outer frame, so that the roller 321 can be well protected;

an assembly shaft adjusting slot 821 is formed in the middle of the fixed side plate 82, an adjusting screw hole 822 communicated with the assembly shaft adjusting slot 821 is formed in one end of the fixed side plate 82, and an adjusting bolt 85 is arranged on the adjusting screw hole 822; when the adjustment is needed, the adjusting bolt 85 can be rotated, and the assembling shaft 84 is jacked to a required position through the adjusting bolt 85, so that the two rollers 321 in the same group can tightly hold the vertical crawling cylinder 31.

Preferably, one end of the assembly shaft adjusting slot 821 has a first circular arc slot portion 8211, the other end of the assembly shaft adjusting slot 821 has a second circular arc slot portion 8212, and a rectangular slot portion 8213 is arranged between the first circular arc slot portion 8211 and the second circular arc slot portion 8212; the first circular arc groove portion 8211 is located at one end close to the adjusting screw hole 822, and the circular arc radius of the first circular arc groove portion 8211 is larger than that of the second circular arc groove portion 8212; the assembly shaft 84 is formed with an attaching plane 841 attached to a groove wall of the rectangular groove portion 8213. In the invention, the arc radius of the first arc groove portion 8211 is larger than that of the second arc groove portion 8212, so that the assembly shaft 84 can be conveniently installed in the assembly shaft adjusting groove hole 821; specifically, the radius of the second circular-arc groove portion 8212 may be made equal to the radius of the fitting shaft 84, so that the fitting shaft 84 can be easily fitted to the fitting shaft adjusting groove hole 821 because the radius of the first circular-arc groove portion 8211 is larger than the radius of the second circular-arc groove portion 8212. Meanwhile, since the middle of the assembly shaft adjusting slot 821 is the rectangular slot portion 8213 and the assembly shaft 84 is formed with the joint plane 841 jointed with the slot wall of the rectangular slot portion 8213, when the adjusting bolt 85 pushes the assembly shaft 84 to the position of the rectangular slot portion 8213, the assembly shaft 84 itself cannot rotate, and only the roller 321 can rotate and roll.

Preferably, the crane 2 is provided with the crawling roller set 32 at the upper end and the lower end of both sides, so that the upper end and the lower end of the crane 2 can be tightly embraced with the vertical crawling column 31, and the whole crane 2 can more stably crawl along the vertical crawling column 31.

Preferably, crawling rails 311 are fixedly arranged on both sides of the vertical crawling cylinder 31, and an annular recess 3211 matched with the crawling rails 311 is formed on the surface of each roller 321 in the crawling roller set 32. Through the cooperation of the crawling track 311 and the annular concave portion 3211, the roller 321 can be better combined with the vertical crawling column 31 in the crawling process, so that the roller 321 can not be separated from the vertical crawling column 31, and the crawling stability can be improved.

Preferably, the lifting driving mechanism 4 comprises a first driving motor 41, a first multi-row chain transmission structure 42, a second multi-row chain transmission structure 43, a third multi-row chain transmission structure 44 and a balance structure 45 fixedly arranged at the top of the frame 1; the balance structure 45 is arranged on one side of the rack 1 in a sliding manner; the balance structure 45 can play a balance role in the lifting frame 2 in the lifting process, the lifting stability of the lifting frame 2 is ensured, the conditions of shaking, shaking and the like cannot occur, further, bricks on the lifting frame 2 can be prevented from falling off due to shaking and shaking, and the production safety is ensured; the lifting frame 2 is driven to lift through the cooperation of the first multi-row chain transmission structure 42, the second multi-row chain transmission structure 43 and the third multi-row chain transmission structure 44, so that the slipping condition cannot occur in the conveying process, the transmission is accurate, the efficiency is high, the transmission power is high, the overload capacity is large, and the high efficiency and the safety of the whole brick conveying process can be ensured; meanwhile, the chain has strong adaptability and can work in various severe environments;

the first multi-row chain transmission structure 42 comprises a first sprocket 421, a second sprocket 422 and a first multi-row chain 423 connecting the first sprocket 421 and the second sprocket 422; the first chain wheel 421 is connected with the first driving motor 41 through a first speed reducer 424;

the second multi-row chain transmission structure 43 comprises a first rotating shaft 431 rotatably arranged at the top of the rack 1, a second rotating shaft 432 rotatably arranged at the top of the rack 1, a third rotating shaft 433 rotatably arranged at the top of the rack 1, a third chain wheel 434 fixedly arranged on the first rotating shaft 431, a fourth chain wheel 435 fixedly arranged on the second rotating shaft 432, a fifth chain wheel 436 fixedly arranged on the third rotating shaft 433, and a second multi-row chain 437; the second sprocket 422 is fixedly arranged on the first rotating shaft 431; the third chain wheel 434 is positioned above the middle of the top of the crane 2, so that the second multi-row chain 437 can better pull the crane 2, and the fifth chain wheel 436 is positioned above the middle of the top of the balance structure 45, so that the second multi-row chain 437 can better pull the balance structure 45; one end of the second multi-row chain 437 is fixedly connected with the middle of the top of the lifting frame 2, and the other end of the second multi-row chain 437 is fixedly connected with the middle of the top of the balance structure 45; the second multi-row chain 437 sequentially passes through the top of the third sprocket 434, the bottom of the fourth sprocket 435 and the top of the fifth sprocket 436, and the third sprocket 434, the fourth sprocket 435 and the fifth sprocket 436 are all meshed with the second multi-row chain 437, so that the transmission of the second multi-row chain 437 is realized;

the third multi-row chain transmission structure 44 includes a fourth rotating shaft 441 rotatably disposed at the lower portion of the frame 1, a fifth rotating shaft 442 rotatably disposed at the lower portion of the frame 1, a sixth sprocket 443 fixedly disposed on the fourth rotating shaft 441, a seventh sprocket 444 fixedly disposed on the fifth rotating shaft 442, and a third multi-row chain 445; the sixth chain wheel 443 is positioned below the bottom middle of the crane 2, so that the crane 2 can be better pulled by the third multi-row chain 445, and the balance structure 45 can be better pulled by the seventh chain wheel 444 is positioned below the bottom middle of the balance structure 45; one end of the third multi-row chain 445 is fixedly connected with the middle of the bottom of the lifting frame 2, the other end of the third multi-row chain 445 is fixedly connected with the middle of the bottom of the balance structure 45, the third multi-row chain 445 passes through the bottoms of the sixth chain wheel 443 and the seventh chain wheel 444, and the sixth chain wheel 443 and the seventh chain wheel 444 are meshed with the third multi-row chain 445.

When the lifting driving mechanism 4 works and the lifting frame 2 needs to be driven to ascend to a certain height, the first driving motor 41 rotates forwards to output driving force to the first speed reducer 424, the driving force is output to the first chain wheel 421 after being reduced by the first speed reducer 424, and the first chain wheel 421, the second chain wheel 422 and the first multi-row chain 423 are matched together to drive the first rotating shaft 431 to rotate forwards; first axis of rotation 431 can drive second axis of rotation 432, third axis of rotation 433, third sprocket 434, fourth sprocket 435, fifth sprocket 436 and second multirow chain 437 corotation together at the in-process of corotation to upwards pull the top of crane 2, balanced structure 45 can the lapse at this in-process, and the one end that third multirow chain 445 and crane 2 are connected can be upwards pulled, thereby realizes driving whole crane 2 and rises. Similarly, when the lifting frame 2 needs to be driven to descend to a certain height, the first driving motor 41 reversely rotates to output driving force to the first speed reducer 424, and the driving force is output to the first chain wheel 421 after being reduced by the first speed reducer 424, and the first chain wheel 421, the second chain wheel 422 and the first multi-row chain 423 are matched to drive the first rotating shaft 431 to reversely rotate; the first rotating shaft 431 drives the second rotating shaft 432, the third rotating shaft 433, the third chain wheel 434, the fourth chain wheel 435, the fifth chain wheel 436 and the second multi-row chain 437 to rotate reversely together in the process of rotating reversely, the top of the balance mechanism 45 is pulled upwards, the balance mechanism 45 drives the third multi-row chain 445 to pull the bottom of the lifting frame 2 downwards in the process, and therefore the whole lifting frame 2 is driven to descend.

Preferably, the balance structure 45 includes a counterweight mounting frame 451, at least one counterweight 452 mounted in the counterweight mounting frame 451, and a tightening bolt 453 disposed at the top of the counterweight mounting frame 451 for tightening the counterweight 452 downward; after the counterweight block 452 to be used is assembled in the counterweight block assembly frame 451, the tightening bolt 453 can be rotated downwards, so that the tightening bolt 453 tightens the top of the counterweight block 452, and the counterweight block 452 cannot move; in order to better press the counterweight block 452 from the top downwards, two ends of the top of the counterweight block assembly frame 451 are respectively provided with a press bolt 453;

the two sides outside the counterweight assembly frame 451 are provided with sliding parts 4511, the rack 1 is provided with a sliding groove part 11 matched with the sliding part 4511, the up-and-down sliding function of the whole counterweight assembly frame 451 can be realized through the matching of the sliding part 4511 and the sliding groove part 11, in the specific implementation, in order to reduce the friction force between the sliding part 4511 and the sliding groove part 11, the sliding part 4511 is rotatably connected with the counterweight assembly frame 451, for example, a bearing can be arranged between the sliding part 4511 and the counterweight assembly frame 451, so that in the process that the sliding part 4511 slides along the sliding groove part 11, the sliding part 4511 can rotate, and the friction force generated by the contact between the sliding part 4511 and the sliding groove part 11 can be reduced; both sides in the balancing weight assembly frame 451 have balancing weight assembly groove 4512, the upper end of balancing weight assembly groove 4512 is formed with assembly opening 4513 for when specifically using, can increase or reduce balancing weight 452 in toward balancing weight assembly frame 451 as required, in order to reach better balanced effect, use the flexibility strong.

Preferably, a sliding table assembling space 21 is formed in the middle of the lifting frame 2, so that the sliding table 5 can be assembled conveniently, the sliding table 5 is assembled in the sliding table assembling space 21, and the sliding table 5 and the lifting frame 2 are connected in a sliding manner through a linear sliding rail 22 and a sliding block group 23, so that the sliding table 5 can slide;

the synchronous driving mechanism 7 comprises a rack 71 fixedly arranged on the sliding table 5, a second driving motor 72 fixedly arranged on the lifting frame 2 and a second speed reducer 73 connected with the second driving motor 72; a driving gear 74 is connected to the second reduction gear 73, and the driving gear 74 is engaged with the rack gear 71. In practical implementation, the rack 71 is arranged on the inner side of the lower part of the sliding table 5, so that the whole sliding table 5 is more compact in structure. In operation, the second driving motor 72 outputs power and is decelerated by the second decelerator 73, and then the second decelerator 73 drives the driving gear 74 to rotate, so that the rack 71 is engaged with the driving gear 74, thereby driving the sliding table 5 to move.

Preferably, linear walking grooves 51 are formed in two sides of the sliding table 5, and walking wheels 61 are arranged on the movable conveying trolley 6; the travelling wheels 61 are positioned in the linear travelling grooves 51, so that the movable conveying trolley 6 can travel along the linear travelling grooves 51;

the synchronous driving mechanism 7 further comprises a synchronous driving belt 75, a first synchronous belt pulley 76 rotatably arranged at one end of the sliding table 5, a second synchronous belt pulley 77 rotatably arranged at the other end of the sliding table 5, a first connecting piece 78 fixedly arranged on the movable conveying trolley 6 and a second connecting piece 79 fixedly arranged on the lifting frame 2; a ring of first internal teeth 751 is provided inside the synchronous drive belt 75, the first synchronous pulley 76 meshes with the first internal teeth 751 at one end of the synchronous drive belt 75, and the second synchronous pulley 77 meshes with the first internal teeth 751 at the other end of the synchronous drive belt 75;

the first connecting piece 78 is provided with a first driving belt channel 781, and the second connecting piece 79 is provided with a second driving belt channel 791; the synchronous drive belt 75 passes through the first drive belt passage 781, and the first drive belt passage 781 has therein second internal teeth 782 engaged with the first internal teeth 751; the synchronous drive belt 75 passes through the second drive belt passage 791, and the second drive belt passage 791 has therein third internal teeth 792 meshing with the first internal teeth 751.

When the lifting platform works, the second connecting piece 79 is fixed on the lifting frame 2 and is not connected with the sliding platform 5 and the movable conveying trolley 6, so that the second connecting piece 79 cannot move along with the sliding platform 5; thus, when the second drive motor 72 drives the slide table 5 to perform the linear sliding travel, the synchronous drive belt 75, the first synchronous pulley 76, the second synchronous pulley 77, and the first link 78 all move together following the travel of the slide table 5; since the second link 79 does not move and the second link 79 is engaged with the first internal teeth 751 of the synchronous drive belt 75 via the third internal teeth 792, the synchronous drive belt 75 itself transmits power in addition to moving together with the slide table 5 by the synchronous drive belt 75 under the cooperation of the first internal teeth 751 and the third internal teeth 792; the movable carrying cart 6 is connected to the synchronous drive belt 75 through the first connecting member 78, and the first connecting member 78 has the second internal teeth 782 engaged with the first internal teeth 751 of the synchronous drive belt 75, so that the movable carrying cart 6 is driven by the synchronous drive belt 75 to travel during the transmission, so that the movable carrying cart 6 can travel synchronously with itself in addition to following the sliding table 5. Through the matching of the movable conveying trolley 6 and the sliding table 5, bricks output by the brick making machine 100 can be quickly and efficiently conveyed into the frame 400, and the production efficiency can be improved.

Preferably, the first connecting member 78 comprises a first fixing seat 783 fixedly arranged on the movable conveying trolley 6 and a first connecting plate 784 detachably connected with the first fixing seat 783; the first driving belt channel 781 is formed between the first connecting plate 784 and the first fixing seat 783, and a row of second internal teeth 782 are arranged on the first connecting plate 784 at a position corresponding to the first driving belt channel 781, so that the movable conveying trolley 6 can be better driven to run by the synchronous driving belt 75;

the second connecting piece 79 comprises a second fixed seat 793 fixedly arranged on the lifting frame 2 and a second connecting plate 794 detachably connected with the second fixed seat 793; the second driving belt passage 791 is formed between the second connecting plate 794 and the second fixing seat 793, and the second connecting plate 794 is provided with a row of the third internal teeth 792 at a position corresponding to the second driving belt passage 791, so that the synchronous driving belt 75 can be driven by the cooperation of the third internal teeth 792 and the first internal teeth 751 when the synchronous driving belt 75 moves following the slide table 5.

Preferably, the induction device further comprises an induction sheet fixing plate 91 fixedly arranged on the rack 1, and a plurality of position induction sheets 92 are arranged on the induction sheet fixing plate 91 at intervals; and a position induction sensor 93 matched with the position induction sheet 92 is fixedly arranged on the lifting frame 2. During specific work, the position height of the lifting frame 2 can be detected through the cooperation of the position induction sensor 93 and the position induction sheet 92, and the lifting frame 2 can be guaranteed to be accurately lifted to a required height position.

Preferably, the brick lifting machine further comprises guardrails 10 which are arranged on two sides of the brick lifting machine in a surrounding mode, and the guardrails 10 are used for surrounding two sides of the brick lifting machine, so that the improvement of production safety can be guaranteed.

Example 2

Referring to fig. 1 to fig. 22, a production line of the present invention includes a brick making machine 100, a first conveyor 200, a first brick lifting and lowering machine 300, a frame 400, a first forklift 500, a second brick lifting and lowering machine 600, a second forklift 700, and a second conveyor 800; the first brick lifting machine 300 and the second brick lifting machine 600 both use the brick lifting machine, and the specific structures of the first brick lifting machine 300 and the second brick lifting machine 600 refer to the description of embodiment 1 and are not repeated herein; the brick making machine 100 is a conventional machine, and will not be described in detail herein; the first conveyor 200 and the second conveyor 800 may adopt a belt conveyor; the rack 400 is provided with a plurality of brick placing layers 401 from bottom to top so as to realize the separated placing of bricks layer by layer and ensure that the bricks are not damaged by collision or crush; in practice, each brick placement level 401 has a flared portion 403 formed at an end adjacent to first elevator brick machine 300 and second elevator brick machine 600 to facilitate placing a brick pallet and bricks together on brick placement level 401. During specific design, two sides of each brick placing layer 401 are fixedly provided with a supporting step 402, and the widths of the sliding table 5 and the movable conveying trolley 6 are smaller than the distance between the two supporting steps 402, so that the sliding table 5 and the movable conveying trolley 6 can ascend or descend to each brick placing layer 401 in the frame 400, and thus bricks can be conveniently taken and placed; the width of the brick supporting plate is larger than the distance between the two supporting steps 402, so that when the brick supporting plate and the bricks are conveyed to the brick placing layer 401 together, the supporting steps 402 can support the brick supporting plate and the bricks;

during production, bricks manufactured by the brick making machine 100 are conveyed to the first lifting brick machine 300 plate by plate through the first conveyor 200, the bricks are conveyed to the brick placing layer 401 of the frame 400 plate by plate through the first lifting brick machine 300, and the frame 400 and the bricks are conveyed to a specified position through the first forklift 500 for maintenance; after the brick curing is completed, the rack 400 and the bricks are transferred to the second brick elevator 600 by the second forklift 700, and the cured bricks are transferred to the second conveyor 800 from the brick placing layer 401 of the rack 400 by the second brick elevator 600 one by one and transferred to the next process by the second conveyor 800.

By adopting the production line of the invention to produce bricks, the bricks made and sent out by the brick making machine 100 can be automatically transported to the frame 400, and the frame 400 and the bricks are sent to be maintained by the first forklift 500; after the bricks are cured, the cured bricks can be automatically conveyed out of the rack 400 and sent to the next working procedure for continuous treatment; compared with the prior art that the bricks are stacked together plate by plate, the bricks can be effectively prevented from being damaged or crushed, and the production efficiency is improved.

Example 3

Referring to fig. 1 to fig. 22, a specific apparatus of a production line according to the present invention is described with reference to embodiment 2, and the description of the production line is omitted here, where the production method includes:

firstly, the brick making machine 100 makes bricks, the made bricks are sent out through a brick supporting plate, and the made bricks are output to the first conveyor 200 plate by plate;

secondly, the first conveyor 200 conveys bricks one by one to the movable conveying trolley 6 of the first brick lifting machine 300, and the movable conveying trolley 6 can convey one or more plates of bricks at a time and can be designed according to actual needs; the lifting driving mechanism 4 of the first lifting brick machine 300 drives the roller crawling mechanism 3 to drive the lifting frame 2 to crawl upwards, and when the brick supporting plate on the movable conveying trolley 6 reaches the brick placing layer 401 at the topmost layer of the rack 400, the lifting driving mechanism 4 stops working to stop the bricks from rising; the synchronous driving mechanism 7 of the first brick lifting machine 300 drives the sliding table 5 and the movable conveying trolley 6 to synchronously move forwards, and the bricks on the movable conveying trolley 6 are conveyed to the brick placing layer 401 at the topmost layer of the frame 400;

thirdly, the lifting driving mechanism 4 of the first lifting brick machine 300 drives the roller crawling mechanism 3 to drive the lifting frame 2 to crawl and return downwards, the movable conveying trolley 6 can be separated from the brick supporting plate, and the brick supporting plate is supported by the supporting step 402 of the brick placing layer 401; meanwhile, the synchronous driving mechanism 7 of the first brick lifting machine 300 drives the sliding table 5 and the movable conveying trolley 6 to return backwards so as to convey bricks continuously;

fourthly, the steps of the second step and the third step are repeatedly executed until all the brick placing layers 401 on the rack 400 are filled with bricks in the sequence from top to bottom; in the process of placing bricks, once bricks are placed on one brick placing layer 401, the ascending of the sliding table 5 and the movable conveying trolley 6 can be influenced, so that the bricks are placed in the brick placing layers 401 of the frame 400 in sequence from top to bottom, the whole brick placing process can be ensured to be smooth, and the bricks cannot be collided and damaged;

the first forklift 500 conveys the rack 400 with the bricks to a specified position for maintenance; after the bricks are cured, the second forklift 700 conveys the rack 400 with the bricks to the second brick lifting and lowering machine 600;

sixthly, the lifting driving mechanism 4 of the second brick lifting machine 600 drives the roller crawling mechanism 3 to drive the lifting frame 2 to crawl upwards, and when the movable conveying trolley 6 of the second brick lifting machine 600 lifts the brick supporting plate on the brick placing layer 401 at the bottommost layer of the rack 400 upwards, the lifting driving mechanism 4 stops working, so that the movable conveying trolley 6 stops rising; the synchronous driving mechanism 7 of the second brick lifting machine 600 drives the sliding table 5 and the movable conveying trolley 6 to synchronously move backwards, so that bricks jacked up by the movable conveying trolley 6 are conveyed out of the frame 400;

the lifting driving mechanism 4 of the second lifting brick machine 600 drives the roller crawling mechanism 3 to drive the lifting frame 2 to crawl downwards and return, meanwhile, the synchronous driving mechanism 7 of the second lifting brick machine 600 drives the sliding table 5 and the movable conveying trolley 6 to move backwards continuously and synchronously, bricks on the movable conveying trolley 6 are conveyed to the second conveyor 800, and in specific implementation, an auxiliary mechanism (not shown) can be used for pushing brick supporting plates and bricks on the movable conveying trolley 6 to the second conveyor 800, for example, a lifting cylinder can be used for pushing the brick supporting plates to the second conveyor 800, so that the bricks can be conveyed to the next working procedure through the second conveyor 800;

sixthly, repeating the steps of sixthly and seventhly until the bricks of each brick placing layer 401 on the shelf 400 are sent out from bottom to top; the bricks are sent out from the frame 400 in the sequence from bottom to top, so that the whole brick taking process is smooth, and the bricks cannot be collided and damaged.

Although specific embodiments of the invention have been described above, it will be understood by those skilled in the art that the specific embodiments described are illustrative only and are not limiting upon the scope of the invention, and that equivalent modifications and variations can be made by those skilled in the art without departing from the spirit of the invention, which is to be limited only by the appended claims.

Claims (10)

1. A lifting brick machine is characterized in that: including frame, crane, setting be in gyro wheel between frame and the crane crawl the mechanism, order about gyro wheel crawl the mechanism and drive the crane upwards crawls to the assigned position or crawls downwards to the assigned position lift actuating mechanism, slide the setting and be in slip table, setting on the crane are in portable transport trolley on the slip table and order about slip table and portable transport trolley walk in step and realize transporting the fragment of brick that sees off from the brickmaking machine to the shelf or carry the synchronous drive mechanism that comes out from the shelf with the fragment of brick.

2. A brick lifting machine as claimed in claim 1, wherein: the roller crawling mechanism comprises a vertical crawling cylinder fixedly arranged on the rack and crawling roller groups which are arranged on two sides of the lifting frame and clamp the vertical crawling cylinder; the crawling roller set comprises two rollers, and each roller is connected with the lifting frame through an adjusting and fixing mechanism.

3. A brick lifting machine as claimed in claim 2, wherein: the adjusting and fixing mechanism comprises a fixed bottom plate fixedly connected with the lifting frame, fixed side plates fixedly arranged at two ends of the fixed bottom plate and a fixed top plate connected with the two fixed side plates; the roller is assembled between the two fixed side plates through an assembling shaft; the middle part of the fixed side plate is provided with an assembly shaft adjusting groove hole, one end of the fixed side plate is provided with an adjusting screw hole communicated with the assembly shaft adjusting groove hole, and the adjusting screw hole is provided with an adjusting bolt.

4. A brick lifting machine as claimed in claim 1, wherein: the lifting driving mechanism comprises a first driving motor, a first multi-row chain transmission structure, a second multi-row chain transmission structure, a third multi-row chain transmission structure and a balance structure, wherein the first driving motor, the first multi-row chain transmission structure, the third multi-row chain transmission structure and the balance structure are fixedly arranged at the top of the rack; the balance structure is arranged on one side of the rack in a sliding manner;

the first multi-row chain transmission structure comprises a first chain wheel, a second chain wheel and a first multi-row chain for connecting the first chain wheel and the second chain wheel; the first chain wheel is connected with a first driving motor through a first speed reducer;

the second multi-row chain transmission structure comprises a first rotating shaft rotatably arranged at the top of the rack, a second rotating shaft rotatably arranged at the top of the rack, a third chain wheel fixedly arranged on the first rotating shaft, a fourth chain wheel fixedly arranged on the second rotating shaft, a fifth chain wheel fixedly arranged on the third rotating shaft and a second multi-row chain; the second chain wheel is fixedly arranged on the first rotating shaft; the third chain wheel is positioned above the middle of the top of the lifting frame, and the fifth chain wheel is positioned above the middle of the top of the balance structure; one ends of the second rows of chains are fixedly connected with the middle of the top of the lifting frame, and the other ends of the second rows of chains are fixedly connected with the middle of the top of the balance structure; the second multi-row chain sequentially passes through the top of the third chain wheel, the bottom of the fourth chain wheel and the top of the fifth chain wheel, and the third chain wheel, the fourth chain wheel and the fifth chain wheel are all meshed with the second multi-row chain;

the third multi-row chain transmission structure comprises a fourth rotating shaft rotatably arranged at the lower part of the rack, a fifth rotating shaft rotatably arranged at the lower part of the rack, a sixth chain wheel fixedly arranged on the fourth rotating shaft, a seventh chain wheel fixedly arranged on the fifth rotating shaft and a third multi-row chain; the sixth chain wheel is positioned below the middle of the bottom of the lifting frame, and the seventh chain wheel is positioned below the middle of the bottom of the balance structure; the one end of third multirow chain and the middle fixed connection in bottom of crane, the other end of third multirow chain and the middle fixed connection in bottom of balanced structure, third multirow chain passes through from the bottom of sixth sprocket and seventh sprocket to sixth sprocket and seventh sprocket all mesh with third multirow chain mutually.

5. The brick lifting machine of claim 4, wherein: the balancing structure comprises a balancing weight assembling frame, at least one balancing weight assembled in the balancing weight assembling frame and a tightening bolt arranged at the top of the balancing weight assembling frame and used for tightening the balancing weight downwards;

sliding parts are arranged on two sides outside the counterweight block assembling frame, and a sliding groove part matched with the sliding parts is arranged on the rack; the both sides in the balancing weight assembly frame have the balancing weight assembly groove, the upper end in balancing weight assembly groove is formed with the assembly opening.

6. A brick lifting machine as claimed in claim 1, wherein: a sliding table assembling space is formed in the middle of the lifting frame, the sliding table is assembled in the sliding table assembling space, and the sliding table and the lifting frame are connected in a sliding mode through a linear sliding rail and a sliding block set;

the synchronous driving mechanism comprises a rack fixedly arranged on the sliding table, a second driving motor fixedly arranged on the lifting frame and a second speed reducer connected with the second driving motor; the second speed reducer is connected with a driving gear, and the driving gear is meshed with the rack.

7. The brick lifting machine of claim 6, wherein: two sides of the sliding table are provided with linear walking grooves, and walking wheels are arranged on the movable conveying trolley; the traveling wheels are positioned in the linear traveling grooves;

the synchronous driving mechanism also comprises a synchronous driving belt, a first synchronous belt wheel rotatably arranged at one end of the sliding table, a second synchronous belt wheel rotatably arranged at the other end of the sliding table, a first connecting piece fixedly arranged on the movable conveying trolley and a second connecting piece fixedly arranged on the lifting frame; a circle of first internal teeth is arranged on the inner side of the synchronous driving belt, the first synchronous pulley is meshed with the first internal teeth at one end of the synchronous driving belt, and the second synchronous pulley is meshed with the first internal teeth at the other end of the synchronous driving belt;

the first connecting piece is provided with a first driving belt channel, and the second connecting piece is provided with a second driving belt channel; the synchronous driving belt passes through the first driving belt channel, and the first driving belt channel is internally provided with second internal teeth meshed with the first internal teeth; the synchronous drive belt passes through the second drive belt channel, and the second drive belt channel is internally provided with third internal teeth meshed with the first internal teeth.

8. A brick lifting machine as claimed in claim 1, wherein: the induction sheet fixing plate is fixedly arranged on the rack, and a plurality of position induction sheets are arranged on the induction sheet fixing plate at intervals; and a position induction sensor matched with the position induction sheet is fixedly arranged on the lifting frame.

9. A production line, characterized in that: the system comprises a brick making machine, a first conveyor, a first brick lifting machine, a frame, a first forklift, a second brick lifting machine, a second forklift and a second conveyor; the first brick lifting machine and the second brick lifting machine both use the brick lifting machine according to any one of claims 1-8; the rack is provided with a plurality of brick placing layers from bottom to top;

during production, bricks manufactured by the brick making machine are conveyed to the first brick lifting machine plate by plate through the first conveyor, the bricks are conveyed to the brick placing layer of the frame plate by plate through the first brick lifting machine, and the frame and the bricks are conveyed to a specified position through the first forklift for maintenance; after the bricks are cured, the frame and the bricks are conveyed to a second brick lifting and lowering machine through a second forklift, the second brick lifting and lowering machine conveys the cured bricks to a second conveyor from the brick placing layer of the frame one by one, and the cured bricks are conveyed to the next working procedure through the second conveyor.

10. A production method based on the production line of claim 9, characterized in that: the production method comprises the following steps:

firstly, the brick making machine makes bricks and outputs the made bricks to the first conveyor plate by plate;

secondly, the first conveyor conveys the bricks one by one to a movable conveying trolley of the first brick lifting machine; the lifting driving mechanism of the first brick lifting machine drives the roller crawling mechanism to drive the lifting frame to crawl upwards, and when the brick supporting plate on the movable conveying trolley reaches the topmost brick placing layer of the frame, the lifting driving mechanism stops working; the synchronous driving mechanism of the first brick lifting machine drives the sliding table and the movable conveying trolley to synchronously move forwards, and bricks on the movable conveying trolley are conveyed to the brick placing layer on the topmost layer of the frame;

driving a roller crawling mechanism to drive a lifting frame to crawl downwards and return to the position by a lifting driving mechanism of the first brick lifting machine, and driving a sliding table and a movable conveying trolley to return backwards by a synchronous driving mechanism of the first brick lifting machine so as to continuously convey bricks;

fourthly, the steps II and III are repeatedly executed until all the brick placing layers on the rack are filled with bricks in the sequence from top to bottom;

the first forklift conveys the rack with the bricks to a specified position for maintenance; after the bricks are cured, the second forklift conveys the rack with the bricks to a second brick lifting machine;

sixthly, the lifting driving mechanism of the second brick lifting machine drives the roller crawling mechanism to drive the lifting frame to crawl upwards, and when the movable conveying trolley of the second brick lifting machine jacks up the brick supporting plate on the brick placing layer at the bottommost layer of the frame, the lifting driving mechanism stops working; the synchronous driving mechanism of the second brick lifting machine drives the sliding table and the movable conveying trolley to synchronously move backwards, so that bricks jacked by the movable conveying trolley are conveyed out of the frame;

seventh, the lifting driving mechanism of the second brick lifting machine drives the roller crawling mechanism to drive the lifting frame to crawl downwards and return to the original position, meanwhile, the synchronous driving mechanism of the second brick lifting machine drives the sliding table and the movable conveying trolley to move backwards continuously, bricks on the movable conveying trolley are conveyed to the second conveyor, and the bricks are conveyed to the next working procedure through the second conveyor;

and sixthly, repeating the steps of sixthly and seventhly until the bricks of each brick placing layer on the shelf are delivered out from bottom to top.

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