CN113442037A

CN113442037A - Scaffold short tube rust removal device for constructional engineering and use method thereof

Info

Publication number: CN113442037A
Application number: CN202110692160.7A
Authority: CN
Inventors: 朱帅
Original assignee: Individual
Current assignee: Shandong Yuanfeng Construction Engineering Co ltd
Priority date: 2021-06-22
Filing date: 2021-06-22
Publication date: 2021-09-28
Anticipated expiration: 2041-06-22
Also published as: CN113442037B

Abstract

The invention relates to the technical field of scaffold maintenance, in particular to a short pipe derusting device for a scaffold for constructional engineering and a using method thereof. According to the invention, the ejection column, the fixing plate, the fixing rod and the first gear are arranged, so that the depression of the scaffold is ejected when the scaffold is processed by the ejection column, the depression of the scaffold pipeline can be derusted and polished, the condition that residual rust exists in the depression is avoided, and meanwhile, after the depression is ejected, the stress condition of the scaffold pipeline in use is more uniform, and the service life of the repaired pipeline is prolonged.

Description

Scaffold short tube rust removal device for constructional engineering and use method thereof

Technical Field

The invention relates to the technical field of scaffold maintenance, in particular to a short scaffold pipe rust removal device for constructional engineering and a using method thereof.

Background

The scaffold is a working platform which is erected for ensuring that each construction process is smoothly carried out. The scaffold is divided into an outer scaffold and an inner scaffold according to the erected positions; the scaffold can be divided into a wood scaffold, a bamboo scaffold and a steel pipe scaffold according to different materials; the scaffold is divided into a vertical rod type scaffold, a bridge type scaffold, a door type scaffold, a suspension type scaffold, a hanging type scaffold, a lifting type scaffold and a climbing type scaffold according to the structural form.

In the building engineering, a scaffold is an indispensable building apparatus, in order to ensure the safety of construction, the scaffold is generally subjected to overall overhaul and maintenance regularly, the overhaul is generally completed by a straightening and rust removing machine, the scaffold can be straightened integrally, surface rust removal can be performed on the scaffold, even partial construction needs to be performed on the scaffold again, but the existing scaffold is inevitably subjected to the condition that partial positions are sunken in the using process, the pipeline straightening operation is performed by using the straightening function, the scaffold can be sunken, the scaffold with the sunken positions is easy to cause the condition that the sunken positions are not processed in place during surface rust removal, the corrosion condition of the positions is easy to remain during subsequent use, and the scaffold is in the sunken positions, so that the scaffold is easy to generate fracture points at the positions, meanwhile, the condition of integral stress sharing of the scaffold is also influenced, and the use risk is increased, so that the scaffold short pipe rust removal device for the building engineering and the use method thereof need to be designed.

Disclosure of Invention

The invention aims to provide a short pipe derusting device for a scaffold for constructional engineering and a use method thereof, and aims to solve the problems that the conventional scaffold in the background art is inevitably sunk in part during use, the scaffold is possibly sunk in position during straightening operation of a pipeline by using a straightening function, the scaffold with the sunk position is easy to be processed incompletely in the sunk position during surface derusting, residual rust is easy to remain, corrosion of the position is accelerated during subsequent use, and the scaffold is in the sunk position, so that the scaffold is easy to break at the point, the integral stress distribution of the scaffold is influenced, and the use risk is increased.

In order to achieve the purpose, the invention provides the following technical scheme: a short pipe rust removing device for a scaffold for constructional engineering comprises a device body, wherein the device body comprises a movable supporting table, one end of the movable supporting table is provided with a straightening system, the front surface of the movable supporting table is provided with a control panel, the movable supporting table on one side of the straightening system is provided with a transmission mechanism, the transmission mechanism comprises a fixed seat, the fixed seat is connected onto the movable supporting table, one end of the fixed seat is provided with a stepping motor, the output end of the stepping motor is provided with a transmission rod, the movable supporting table on one side of the straightening system is provided with an auxiliary seat, the other side of the transmission rod is sleeved on the auxiliary seat through a bearing, the transmission rod is sleeved with four first gears, the number of the first gears is four, the movable supporting table on one side of the transmission rod is provided with a rolling mechanism, the rolling mechanism comprises a fixed frame, and the number of the fixed frames is four, four the mount all is connected on removing the brace table, four one side of mount all is equipped with the fixed plate, and fixed plate and first gear intermeshing, four a set of dead lever is all installed to two liang of inboards of fixed plate, and the quantity of every group dead lever is two, the right side fixed mounting has ejecting post on the fixed plate, and ejecting post extends in the dead slot of seting up on three mount, and is two sets of all be equipped with a set of grinding machanism on the dead lever, and the quantity of every group grinding machanism is two.

Preferably, the ejection columns are sleeved with two ejection strips, the two ejection strips are distributed in a spiral shape, the inner sides of the fixing frames are provided with conveying mechanisms, and the ejection columns on one sides of the two ejection strips are provided with edge scraping mechanisms.

Preferably, two the rolling groove has all evenly been seted up on the surface of ejecting strip, all placed the ball in the rolling groove, four the sliding tray has all been seted up on the mount of fixed plate one side, four all slidable mounting has a set of pulley block in the sliding tray, and the quantity of every pulley block of group is two, four groups one side of pulley block is connected on the fixed plate.

Preferably, grinding machanism includes the mount pad, the mount pad is connected on the dead lever, the both sides of mount pad are all fixed mounting has the connecting strip, two the inner wall of connecting strip has cup jointed the rust cleaning hair wheel through the pivot, the inboard fixed mounting of two connecting strips of rust cleaning hair wheel one end has the mounting bar, the even fixed mounting of one end of mounting bar has the parting bead, and parting bead and rust cleaning hair wheel surface laminating mutually.

Preferably, the conveying mechanism comprises a first limiting seat, one end of the first limiting seat is connected to the movable support platform, a second limiting seat is fixedly arranged on the movable supporting platform on one side of the first limiting seat, a positioning plate is fixedly arranged on the movable supporting platform on one side of the second limiting seat, a servo motor is fixedly arranged at one end of the positioning plate, the output end of the servo motor extends through the second limiting seat, the output end of the servo motor at one side of the second limiting seat is sleeved with a second conveying wheel, the other side of the second conveying wheel is sleeved on the inner wall of the first limiting seat through a bearing, the inner surfaces of the first limiting seat and the second limiting seat at one end of the second conveying wheel are sleeved with the first conveying wheel through a bearing, anti-skidding lines are arranged on the surfaces of the first conveying wheel and the second conveying wheel, and a pressure sensor is fixedly mounted on a left side fixing plate on the outer side of the ejection column.

Preferably, scrape limit mechanism including leaking the silo, set up hourglass silo on the ejecting post, the movable block has all been inserted at the both ends of leaking the silo, two the equal fixed mounting in one end of movable block has the limit sword of scraping, and scrapes outside the limit sword extends the hourglass silo, two movable groove has all been seted up on the movable block, two all inserted the movable rod in the movable groove, and the both ends of movable rod all connect on the inner wall of leaking the silo, two the both ends of movable groove inner wall all fixed mounting have the rubber pad.

Preferably, the ejection columns on two sides of the material leakage grooves are sleeved with auxiliary convex rings, and the shapes of two sides of each auxiliary convex ring are arc-shaped.

A use method of a rust removing device for a scaffold short tube for constructional engineering comprises the following use steps:

the first step is as follows: the straightening system is adjusted according to the specification of a scaffold to be processed, and after the adjustment is finished, the control panel is pressed to start the device;

the second step is that: putting the short pipe of the scaffold into a straightening system, waiting for the device to finish machining, receiving a finished scaffold discharged by the device after the machining is finished, and putting another short pipe of the scaffold again for machining;

the third step: when maintenance and inspection are needed, the ejection columns are disassembled through screws, and then the rest parts can be sequentially disassembled.

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

1. through being provided with ejecting post, the fixed plate, dead lever and first gear, utilize ejecting post to carry out ejecting to its depressed part when processing scaffold frame like this, thereby make scaffold frame pipeline depressed part also can carry out the rust cleaning and polish, avoid causing the depressed part to have the condition of remaining rust, simultaneously after the depressed position jack-up, the atress condition of scaffold frame pipeline when using also can be more even, the life of pipeline after the restoration has been increased, also make scaffold frame pipeline at the difficult cracked phenomenon of single-point that takes place of in-process of follow-up use simultaneously, make the product of staff after using this device processing more reassurance.

2. Through being provided with the liftout strip of screw thread form, utilize spiral helicine liftout strip like this, it is more convenient to make this device carry out ejecting during operation, let ejecting work go on more smooth, avoid causing the card phenomenon of dying when ejecting, the stability of this device during operation has been increased, the quantity of liftout strip is two simultaneously, let the ejecting work of this device carry out secondary operation like this, increase the ejecting quality of this device, simultaneously this mechanism simple structure, be convenient for popularize and produce, also can make liftout strip and pipeline laminating inseparabler simultaneously, let the pipeline provide certain supporting effect to the liftout strip, stability when ejecting strip is rotatory has been promoted indirectly.

3. Through being provided with grinding machanism, utilize a plurality of grinding machanism to rust cleaning to the scaffold frame pipeline like this, and the rust cleaning effect is faster and comprehensive, and utilize mounting bar and parting strip to cooperate, make a plurality of parting strips can block its surface brush hair when the rust cleaning hair wheel rotates, and can produce the striking with the brush hair, let adnexed iron rust can be hit down on the brush hair, thereby avoid the brush hair to be infected with the iron rust for a long time and influence its rust cleaning effect, and then guaranteed the stability of this device rust cleaning.

Drawings

FIG. 1 is a schematic sectional elevation view of the structure of the present invention;

FIG. 2 is a schematic top view of the structure of the present invention;

FIG. 3 is a schematic cross-sectional front view of the fixing frame structure of the present invention;

FIG. 4 is a schematic front view of the ejector strip structure of the present invention;

FIG. 5 is a schematic front view of a grinding mechanism according to the present invention;

FIG. 6 is a schematic side sectional view of the conveying mechanism of the present invention;

fig. 7 is a schematic front sectional view of the edge scraping mechanism of the present invention.

In the figure: 1. a device body; 110. moving the support table; 111. a control panel; 112. a straightening system; 2. a transmission mechanism; 210. a fixed seat; 211. a stepping motor; 212. a transmission rod; 213. an auxiliary seat; 214. a first gear; 3. a rolling mechanism; 310. a fixed mount; 311. a fixing plate; 312. fixing the rod; 313. ejecting the column; 314. ejecting the strip; 315. a sliding groove; 316. a pulley block; 317. rolling a groove; 318. a ball bearing; 319. a pressure sensor; 4. a polishing mechanism; 410. a mounting seat; 411. a connecting strip; 412. derusting a hair wheel; 413. mounting a bar; 414. a dividing strip; 5. a conveying mechanism; 510. a first limiting seat; 511. a second limiting seat; 512. positioning a plate; 513. a servo motor; 514. a first delivery wheel; 515. a second delivery wheel; 6. an edge scraping mechanism; 610. a material leaking groove; 611. scraping edge knife; 612. an auxiliary convex ring; 613. a movable block; 614. a movable groove; 615. a movable rod; 616. and (7) a rubber pad.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. 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.

Referring to fig. 1-7, an embodiment of the present invention is shown:

a rust removing device for short scaffold tubes for constructional engineering comprises a device body 1, wherein a stepping motor 211, a servo motor 513, a straightening system 112 and a pressure sensor 319 which are used in the rust removing device are products which can be directly purchased in the market, the principle and the connection mode of the rust removing device are the prior art which is well known to a person skilled in the art, and therefore the details are not repeated, the output end of a control panel 111 is electrically connected with the input ends of the pressure sensor 319, the stepping motor 211, the servo motor 513 and the straightening system 112 through a lead, the device body 1 comprises a movable support table 110, the straightening system 112 is installed at one end of the movable support table 110, the control panel 111 is installed on the front surface of the movable support table 110, a transmission mechanism 2 is arranged on the movable support table 110 at one side of the straightening system 112, the transmission mechanism 2 comprises a fixed seat 210, the fixed seat 210 is connected to the movable support table 110, and the stepping motor 211 is installed at one end of the fixed seat 210, the output end of the stepping motor 211 is provided with a transmission rod 212, the movable support platform 110 on one side of the straightening system 112 is provided with an auxiliary seat 213, the other side of the transmission rod 212 is sleeved on the auxiliary seat 213 through a bearing, the transmission rod 212 is sleeved with four first gears 214, the number of the first gears 214 is four, the movable support platform 110 on one side of the transmission rod 212 is provided with a rolling mechanism 3, the rolling mechanism 3 comprises four fixing frames 310, the number of the fixing frames 310 is four, the four fixing frames 310 are all connected on the movable support platform 110, one sides of the four fixing frames 310 are all provided with fixing plates 311, the fixing plates 311 and the first gears 214 are mutually meshed, the inner sides of every two of the four fixing plates 311 are all provided with a group of fixing rods 312, the number of each group of fixing rods 312 is two, the right fixing plate 311 is fixedly provided with ejection columns 313, and the ejection columns 313 extend through empty grooves formed in the three fixing frames 310, all be equipped with a set of grinding machanism 4 on two sets of dead levers 312, and the quantity of every group grinding machanism 4 is two and utilizes ejecting post 313 to carry out ejecting to its depressed part when processing the scaffold frame like this, thereby make scaffold frame pipeline depressed part also can carry out the rust cleaning and polish, avoid causing the condition that the depressed part exists the surplus rust, simultaneously after the depressed part jack-up, the atress condition of scaffold frame pipeline when using also can be more even, the life of pipeline after the restoration has been increased, also make scaffold frame pipeline simultaneously difficult single-point fracture phenomenon of taking place at the in-process of follow-up use, make the product of staff after using this device processing more reassurance.

Furthermore, the ejection column 313 is sleeved with two ejection strips 314, the two ejection strips 314 are distributed spirally, the conveying mechanism 5 is arranged on the inner sides of the two fixing frames 310 at the middle position, the edge scraping mechanism 6 is arranged on the ejection column 313 on one side of the two ejection strips 314, and the spiral ejection strips 314 are utilized, so that the ejection device is more convenient to perform ejection work, the ejection work is smoother, the clamping phenomenon caused during ejection is avoided, the stability of the device during work is improved, the number of the ejection strips 314 is two, the secondary processing can be performed during the ejection work of the device, the ejection quality of the device is improved, meanwhile, the structure of the device is simple, the popularization and production are convenient, the ejection strips 314 and the pipeline can be attached more tightly, and the pipeline provides a certain supporting effect for the ejection strips 314, indirectly improving the stability of the ejector bar 314 during rotation.

Further, the rolling groove 317 has all evenly been seted up on the surface of two ejection strips 314, ball 318 has all been placed in the rolling groove 317, sliding tray 315 has all been seted up on the mount 310 of four fixed plates 311 one side, all slidable mounting has a set of pulley piece 316 in four sliding tray 315, and the quantity of every pulley piece 316 of group is two, one side of four sets of pulley pieces 316 is connected on fixed plate 311, utilize pulley piece 316 to move about in sliding tray 315 like this, it is littleer to let the inner wall receive frictional resistance when the pipeline advances, be difficult to take place the screens phenomenon more.

Further, the polishing mechanism 4 includes a mounting base 410, the mounting base 410 is connected to the fixing rod 312, connecting strips 411 are fixedly mounted on both sides of the mounting base 410, the inner walls of the two connecting strips 411 are sleeved with the rust removing hair wheels 412 through rotating shafts, mounting strips 413 are fixedly mounted on the inner sides of the two connecting strips 411 at one ends of the rust removing hair wheels 412, separating strips 414 are uniformly and fixedly mounted at one ends of the mounting strips 413, and the surfaces of the separating strips 414 and the rust removing hair wheels 412 are attached to each other, so that the rust removing of the scaffold pipelines can be performed by using the plurality of polishing mechanisms 4, the rust removing effect is quicker and more comprehensive, and the mounting strips 413 and the separating strips 414 are matched, so that the plurality of separating strips 414 can block bristles on the surfaces of the rust removing hair wheels 412 when the rust removing hair wheels rotate and can collide with the bristles, the iron bristles attached to be knocked off on the bristles, thereby preventing the rust from being contaminated by the iron bristles for a long time and affecting the rust removing effect, thereby ensuring the stability of the device for removing rust.

Further, the conveying mechanism 5 includes a first limiting seat 510, one end of the first limiting seat 510 is connected to the movable supporting platform 110, a second limiting seat 511 is fixedly installed on the movable supporting platform 110 on one side of the first limiting seat 510, a positioning plate 512 is fixedly installed on the movable supporting platform 110 on one side of the second limiting seat 511, one end of the positioning plate 512 is fixedly installed with a servo motor 513, an output end of the servo motor 513 extends through the second limiting seat 511, a second conveying wheel 515 is sleeved on an output end of the servo motor 513 on one side of the second limiting seat 511, the other side of the second conveying wheel 515 is sleeved on an inner wall of the first limiting seat 510 through a bearing, a first conveying wheel 514 is sleeved on an inner surface of the first limiting seat 510 and the second limiting seat 511 at one end of the second conveying wheel 515 through a bearing, anti-slip threads are both formed on surfaces of the first conveying wheel 514 and the second conveying wheel 515, a pressure sensor 319 is fixedly installed on a left fixing plate 311 outside the ejection column 313, therefore, the first conveying wheel 514 and the second conveying wheel 515 can be matched, so that automatic entering and discharging of pipelines are realized, the operation amount of workers is reduced, and the construction safety of the workers is ensured.

Further, the edge scraping mechanism 6 includes a material leaking groove 610, the ejecting column 313 is provided with the material leaking groove 610, two ends of the material leaking groove 610 are inserted with the movable blocks 613, one end of each of the two movable blocks 613 is fixedly provided with the edge scraping knife 611, the scraping knife 611 extends out of the chute 610, two movable blocks 613 are both provided with movable slots 614, two movable slots 614 are both inserted with movable rods 615, and both ends of the movable rod 615 are connected to the inner wall of the chute 610, both ends of the inner wall of the two movable grooves 614 are fixedly provided with rubber pads 616, the rotation of the ejection column 313 is used to drive the edge scraping knife 611 to remove rust on the inner wall of the pipeline, meanwhile, the whole material leaking groove 610 penetrates through the ejection column 313, so that rust dust and iron rust are less prone to stay in the material leaking groove 610, therefore, the clamping of the edge scraping knife 611 is avoided, and the fixed movement of the edge scraping knife 611 can increase the effect of processing special conditions.

Furthermore, the ejection columns 313 on the two sides of the two material leakage grooves 610 are sleeved with the auxiliary convex rings 612, and the two sides of the auxiliary convex rings 612 are arc-shaped, so that the auxiliary convex rings 612 can support the pipeline in an auxiliary manner when the edge scraping knife 611 polishes the pipeline, the parallelism of the pipeline when the edge scraping knife 611 polishes is maintained, and the pipeline can pass through the auxiliary convex rings 612 more easily due to the arc-shaped.

the first step is as follows: the straightening system 112 is adjusted according to the specification of a scaffold to be processed, and after the adjustment is finished, the control panel 111 is pressed to start the device;

the second step is that: putting the short pipe of the scaffold into a straightening system 112, waiting for the device to be processed, receiving a finished scaffold discharged by the device after the processing is finished, and putting another short pipe of the scaffold again for processing;

the third step: when maintenance and inspection are needed, the ejection columns 313 are disassembled through screws, and then the rest parts can be sequentially disassembled.

The working principle is as follows: when the device is used by a worker, firstly, the stepping motor 211, the servo motor 513 and the straightening system 112 are started through the control panel 111, the stepping motor 211 can drive the transmission rod 212 to rotate after being started, so as to drive the first gear 214 to rotate, the first gear 214 can drive the mutually meshed fixed plate 311 to rotate after rotating, meanwhile, the fixed plate 311 cannot be separated from the fixed plate to rotate due to the limit of the sliding groove 315 and the pulley block 316, the fixed plate 311 can drive the ejection column 313 to rotate together after rotating, and the second conveying wheel 515 can be driven to rotate after the servo motor 513 is started.

The scaffold pipeline is fed from one side of the straightening system 112, the straightening system 112 can straighten the pipeline and drive the pipeline to continuously move after feeding, then the pipeline continuously moves and is gradually sleeved on the ejection column 313, the ejection strip 314 is driven to jack the inner wall of the pipeline by the rotation of the ejection column 313, meanwhile, the rust removing hair wheel 412 rotates along the pipeline along with the fixing rod 312, so that the inner wall of the pipeline is polished, the partition strip 414 can block iron rust on the rust removing hair wheel 412, and the edge scraping knife 611 is polished by the centrifugal force generated by the rotation of the ejection column 313.

After the straightening system 112 pushes the scaffold short pipe to move continuously, one side of the pipeline enters the second conveying wheel 515 and the first conveying wheel 514, then when the side of the pipeline which moves continuously is separated from the straightening system 112, the first conveying wheel 514 and the second conveying wheel 515 can drive the pipeline to advance, finally, pressure is generated on the pressure sensor 319 when the pipeline advances to a certain position, so that the pressure sensor 319 transmits an electric signal to the control board 111, and the control board 111 outputs a reverse signal to the servo motor 513 and the straightening system 112 after receiving the reverse signal, so that the discharging work is completed.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Claims

1. The utility model provides a scaffold pipe nipple rust cleaning device for building engineering, includes device body (1), device body (1) is including removing a supporting bench (110), move the one end of supporting bench (110) and install and smooth out straight system (112), control panel (111) are installed on the front of removing a supporting bench (110), be equipped with drive mechanism (2), its characterized in that on the removal supporting bench (110) of straightening out system (112) one side: the transmission mechanism (2) comprises a fixed seat (210), the fixed seat (210) is connected to a movable supporting platform (110), a stepping motor (211) is installed at one end of the fixed seat (210), a transmission rod (212) is installed at the output end of the stepping motor (211), an auxiliary seat (213) is installed on the movable supporting platform (110) on one surface of the straightening system (112), the other side of the transmission rod (212) is sleeved on the auxiliary seat (213) through a bearing, a first gear (214) is sleeved on the transmission rod (212), the number of the first gears (214) is four, a rolling mechanism (3) is arranged on the movable supporting platform (110) on one surface of the transmission rod (212), the rolling mechanism (3) comprises a fixed frame (310), the number of the fixed frame (310) is four, and the fixed frame (310) is connected to the movable supporting platform (110), four one side of mount (310) all is equipped with fixed plate (311), and fixed plate (311) and first gear (214) intermeshing, four a set of dead lever (312) is all installed to two double-phase inboards of fixed plate (311), and the quantity of every group dead lever (312) is two, the right side fixed mounting has ejection post (313) on fixed plate (311), and ejection post (313) extend in the dead slot of seting up on three mount (310), two sets of all be equipped with a set of grinding machanism (4) on dead lever (312), and the quantity of every group grinding machanism (4) is two.

2. The device for removing rust from short scaffold pipes for constructional engineering as claimed in claim 1, wherein: the ejection columns (313) are sleeved with two ejection strips (314), the two ejection strips (314) are distributed in a spiral shape, the inner sides of the two fixing frames (310) in the middle positions are provided with conveying mechanisms (5), and the ejection columns (313) on one sides of the two ejection strips (314) are provided with edge scraping mechanisms (6).

3. The device for removing rust from short scaffold pipes for constructional engineering as claimed in claim 2, wherein: two rolling groove (317) have all evenly been seted up on the surface of ejecting strip (314), ball (318), four have all been placed in rolling groove (317) sliding tray (315), four have all been seted up on mount (310) of fixed plate (311) one side sliding tray (316) of all having slidable mounting in sliding tray (315), and the quantity of every group pulley piece (316) is two, four groups one side of pulley piece (316) is connected on fixed plate (311).

4. The device for removing rust from short scaffold pipes for constructional engineering as claimed in claim 1, wherein: grinding machanism (4) include mount pad (410), mount pad (410) are connected on dead lever (312), the both sides of mount pad (410) are fixed mounting all has connecting strip (411), two the inner wall of connecting strip (411) has cup jointed rust cleaning hair wheel (412) through the pivot, two connecting strip (411) inboard fixed mounting of rust cleaning hair wheel (412) one end have mounting strip (413), the even fixed mounting in one end of mounting strip (413) has division strip (414), and division strip (414) and rust cleaning hair wheel (412) surface laminate mutually.

5. The device for removing rust from short scaffold pipes for constructional engineering as claimed in claim 2, wherein: the conveying mechanism (5) comprises a first limiting seat (510), one end of the first limiting seat (510) is connected to the movable supporting table (110), a second limiting seat (511) is fixedly installed on the movable supporting table (110) on one side of the first limiting seat (510), a positioning plate (512) is fixedly installed on the movable supporting table (110) on one side of the second limiting seat (511), a servo motor (513) is fixedly installed at one end of the positioning plate (512), the output end of the servo motor (513) extends through the second limiting seat (511), a second conveying wheel (515) is sleeved on the output end of the servo motor (513) on one side of the second limiting seat (511), the other side of the second conveying wheel (515) is sleeved on the inner wall of the first limiting seat (510) through a bearing, a first conveying wheel (514) is sleeved on the inner faces of the first limiting seat (510) and the second limiting seat (511) at one end of the second conveying wheel (515), the surface of the first conveying wheel (514) and the surface of the second conveying wheel (515) are both provided with anti-skid grains, and a pressure sensor (319) is fixedly arranged on a left side fixing plate (311) on the outer side of the ejection column (313).

6. The device for removing rust from short scaffold pipes for constructional engineering as claimed in claim 2, wherein: scrape limit mechanism (6) including leaking silo (610), it leaks silo (610) to have seted up on ejecting post (313), the both ends of leaking silo (610) have all inserted movable block (613), two the one end of movable block (613) all fixed mounting has scrapes limit sword (611), and scrapes limit sword (611) and extend and leak silo (610) outside, two movable groove (614), two have all been seted up on movable block (613) movable rod (615) have all been inserted in movable groove (614), and the both ends of movable rod (615) all are connected on the inner wall of leaking silo (610), two the both ends of movable groove (614) inner wall all fixed mounting have rubber pad (616).

7. The device for removing rust on scaffold short pipes for constructional engineering as claimed in claim 6, wherein: the ejection columns (313) on the two sides of the two material leakage grooves (610) are sleeved with auxiliary convex rings (612), and the shapes of the two sides of each auxiliary convex ring (612) are arc-shaped.

8. The use method of the short pipe rust removing device for the scaffold for the building engineering as claimed in claims 1-7 comprises the following steps:

the first step is as follows: the straightening system (112) is adjusted according to the specification of the scaffold to be processed, and after the adjustment is finished, the control panel (111) is pressed to start the device;

the second step is that: putting the short pipe of the scaffold into a straightening system (112), waiting for the device to be processed, receiving a finished scaffold discharged by the device after the processing is finished, and putting another short pipe of the scaffold again for processing;

the third step: when maintenance and inspection are needed, the ejection columns (313) are disassembled through screws, and then the rest parts can be sequentially disassembled.