CN114606507A

CN114606507A - Steel bar machining device for construction site and machining method thereof

Info

Publication number: CN114606507A
Application number: CN202210216443.9A
Authority: CN
Inventors: 刘青青
Original assignee: Individual
Current assignee: Individual
Priority date: 2022-03-07
Filing date: 2022-03-07
Publication date: 2022-06-10

Abstract

The invention discloses a reinforcing steel bar processing device for a construction site and a processing method thereof, and the reinforcing steel bar processing device comprises a workbench, wherein a placing groove is formed in the middle of the upper surface of the workbench, four mounting seats are arranged on the upper surface of the workbench, a threaded rod is arranged at the top of each mounting seat, a pressing plate is arranged at the bottom of each threaded rod, sliding blocks are symmetrically arranged on two sides of each pressing plate, sliding grooves are formed in the inner walls of the two sides of an inner cavity of each mounting seat, springs are arranged at the bottoms of the sliding blocks, sealing plates are arranged on the two sides of the inner cavity of each placing groove, a plurality of water permeable grooves are formed in the bottom of the inner cavity of each placing groove, a wastewater recycling box is arranged at the bottom of the workbench, and a connecting frame is arranged on the wastewater recycling box. According to the invention, by utilizing the matched arrangement mode of the mounting seat, the threaded rod, the pressing plate, the sliding block, the spring, the sealing plate, the water permeable groove and the wastewater recovery tank, the overlapping area between the sealing plate and the water permeable groove can be conveniently adjusted according to the distribution condition of rust points of the reinforcing steel bars, and the waste of the rust removing liquid is reduced, so that the integral processing efficiency and the practicability are improved.

Description

Steel bar machining device for construction site and machining method thereof

Technical Field

The invention relates to the field of steel bar processing, in particular to a steel bar processing device for a construction site and a processing method thereof.

Background

The steel bar is steel for reinforced concrete and prestressed reinforced concrete, the cross section of the steel bar is round, sometimes square with round angle, including plain round steel bar, ribbed steel bar and twisted steel bar, the steel bar is widely used in various building structures, especially large, heavy, light thin wall and high-rise building structures, the processing of the steel bar includes straightening, derusting, cutting off, lengthening, bending and forming, etc., wherein the derusting of the steel bar refers to the cleaning of oil stain, paint stain, and floating skin, iron rust, etc. which can be peeled off when being knocked by a hammer, before welding, the water rust at the welding spot should be cleaned, and the derusting of the steel bar can be generally completed through the following ways: firstly, rust removal is carried out in the steel bar cold drawing or steel wire straightening process, and the rust removal of a large amount of steel bars is more economical and labor-saving; and secondly, removing rust by a mechanical method, if an electric rust remover is used for removing rust, local rust removal of the steel bars is convenient, thirdly, removing rust of the steel bars by using a steel bar rust remover, and uniformly spraying various deformed steel bar stock solutions in different states by using an organic acid phytic acid solution, and fourthly, removing rust by using an environment-friendly water sand-blasting machine for steel bar rust removal construction.

The manual work is carrying the atomizer on one's back among the rust cleaning mode of rust remover among the prior art, and the shower nozzle of taking sprays to piling up the reinforcing bar surface of bundling, but such clearance mode causes the massive rust point of reinforcing bar easily and can't be target in place by whole clearance, has the clearance dead angle to need carry out the repair clearance in later stage, and then long when having increased holistic clearance, thereby reduced holistic practicality.

Disclosure of Invention

The invention aims to provide a steel bar processing device for a construction site and a processing method thereof, which aim to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a reinforcing bar processingequipment for building site and processing method thereof, includes the workstation, the standing groove has been seted up at the middle part of workstation upper surface, the upper surface of workstation is four mount pads of rectangular array fixedly connected with, the top screw thread interlude of mount pad is connected with the threaded rod, the bottom of threaded rod is provided with the clamp plate, the equal symmetrical fixedly connected with slider in both sides of clamp plate, all set up the spout with slider matched with on the both sides inner wall of mount pad inner chamber, the bottom fixedly connected with spring of slider, the equal activity interlude in both sides side of standing groove inner chamber is connected with the closing plate, the bottom equidistance interval of standing groove inner chamber is equipped with a plurality of grooves of permeating water, the bottom of workstation is provided with waste water recovery case, the activity interlude is connected with linking frame on the waste water recovery case.

Preferably, the top fixedly connected with auxiliary turntable of threaded rod, the arc wall has been seted up to auxiliary turntable's upper surface symmetry, the fixedly connected with protection pad on the inner wall of arc wall inner chamber, the bottom fixedly connected with contact plate of threaded rod, the lower surface of contact plate is laminated with the upper surface of clamp plate mutually.

Preferably, the outer wall of the sliding block is connected with the inner cavity of the sliding groove in a sliding and inserting manner, the bottom of the spring is fixedly connected with the bottom of the inner cavity of the sliding groove, the lower surface of the pressing plate is fixedly connected with a protection pad, first grooves are formed in the inner walls of the two sides of the inner cavity of the placing groove, the inner cavity of each first groove is connected with the outer wall of the sealing plate in a sliding and inserting manner, sealing rings are fixedly connected to the inner walls of the two sides of the inner cavity of the placing groove, and the inner walls of the inner cavities of the sealing rings are connected with the outer wall of the sealing plate in a sliding and inserting manner.

Preferably, two the upper surface symmetry of closing plate is provided with the limiting plate, symmetrical screw thread interlude is connected with the locating pin on the limiting plate, two the upper surface symmetry of closing plate seted up with locating pin matched with mounting hole, the second recess has all been seted up to the upper surface of waste water recovery case and the lower surface of workstation, the inner chamber of second recess and linking frame's outer wall activity interlude is connected, the equal symmetrical screw thread interlude of both sides side of linking frame is connected with the bolt.

Preferably, the spacing groove has been seted up to equal symmetry on the both sides lateral wall of waste water recovery case, the rectangular channel has all been seted up to waste water recovery case's both sides, the equal screw thread in both sides of linking frame alternates and is connected with the holding rod, fixed cover has been connect with first foam-rubber cushion on the outer wall of holding rod, the equal fixedly connected with in both sides of waste water recovery case first in command, fixed cover has been connect with the second foam-rubber cushion on the outer wall of first in command.

Preferably, the last fixed surface of workstation is connected with the support, the last fixed surface of support is connected with the storage tank, the bottom fixedly connected with baffle of storage tank inner chamber, the bottom fixedly connected with suction pump of storage tank inner chamber, the water inlet fixed interlude of suction pump is connected with the inlet tube, the delivery port fixed interlude of suction pump is connected with the outlet pipe.

Preferably, the outer wall and the fixed interlude of baffle of inlet tube are connected, the lower fixed surface of support is connected with the connecting rod, the inner chamber of connecting rod and the fixed interlude of the outer wall of outlet pipe are connected, the bottom fixedly connected with clearance board of connecting rod, equidistant fixed interlude is connected with a plurality of atomizers on the clearance board.

Preferably, the top of storage tank is fixed to alternate and is connected with the injection syringe, the sealed lid has been cup jointed to the screw thread on the outer wall at injection syringe top, a plurality of semicircular grooves have been seted up to the impartial distance interval in both sides of workstation.

Preferably, the mounting groove has been seted up on the support, the inner chamber of mounting groove is connected with the outer wall of outlet pipe fixed interlude, one side fixedly connected with second handle of closing plate, the fixed third foam-rubber cushion that has cup jointed on the outer wall of second handle, four heel braces of rectangular array fixedly connected with are presented to the lower surface of waste water recovery case, the bottom fixedly connected with universal wheel of heel brace, be provided with the wheel on the universal wheel and stop.

The invention also provides a method for processing the steel bar for the construction site, which comprises the following specific use steps:

the method comprises the following steps: the outer walls of the two ends of the steel bars are respectively placed at the bottoms of the semicircular groove inner cavities at the two sides of the workbench, then the auxiliary turntable is rotated, so that the bottom of the contact plate drives the pressing plate to move downwards, the sliding block performs limiting sliding in the inner cavity of the sliding groove, the spring is compressed, after the lower surface of the protection pad is attached to the tops of the outer walls at the two ends of the steel bars, the auxiliary turntable stops rotating, the height position of the pressing plate is fixed, and meanwhile, the steel bars are prevented from deviating or jumping on the surface of the workbench;

step two: pushing the first handle to enable the wastewater recovery tank to be located on the lower surface of the workbench, screwing the holding rods into two sides of the wastewater recovery tank, lifting the holding rods upwards after the holding rods are fixed, enabling the upper surface of the connecting frame to be attached to the top of the inner cavity of the second groove on the lower surface of the workbench, rotating the bolts to enable the connecting frame to be externally fixed, and avoiding overflowing the inner cavity of the wastewater recovery tank when a water source falls;

step three: according to the rust surface condition pulling second handle on reinforcing bar surface, make the second handle drive the closing plate spacing slip in the inner chamber of first recess, utilize the intercommunication area between distance control permeable groove and the standing groove between the relative one side of two closing plates, then pour external cleaning fluid into the inner chamber of injection pipe, then the rotary seal lid, make the storage tank sealed, then start the suction pump, make cleaning fluid get into the inner chamber of outlet pipe from the inlet tube, then get into the inner chamber of cleaning plate through the connecting rod, spout from the atomizer at last, thereby spray the reinforcing bar surface, then artifical timing rotation reinforcing bar, or the pulling reinforcing bar, all embroidered the surface and all sprayed until the reinforcing bar.

The invention has the technical effects and advantages that:

(1) according to the invention, the arrangement mode that the placing groove, the mounting seat, the threaded rod, the pressing plate, the sliding block, the sliding groove, the spring, the sealing plate, the water permeable groove and the wastewater recovery box are matched is utilized, so that the overlapping area between the sealing plate and the water permeable groove can be conveniently adjusted according to the distribution condition of rust points of reinforcing steel bars, the waste of rust removing liquid is further reduced, and the integral processing efficiency and the practicability are improved;

(2) according to the invention, the arrangement mode that the auxiliary turntable, the arc-shaped groove, the protective pad, the contact plate, the protective pad, the first groove, the placing groove, the sealing ring, the limiting plate, the positioning pin and the mounting hole are matched is utilized, so that the flexibility of rotation of the threaded rod is improved, the sealing performance of the placing groove is improved, the flexibility and the stability of position adjustment of the sealing plate are improved, and the overall practicability is further improved;

(3) according to the invention, the flexibility and the stability of the height adjustment of the connecting frame are improved by utilizing the arrangement mode that the second groove, the connecting frame, the rectangular groove, the limiting groove, the holding rod and the first handle are matched, and the continuity and the smoothness of the spraying of the rust removing liquid are improved by utilizing the matching of the bracket, the storage box, the water suction pump, the water inlet pipe, the water outlet pipe, the connecting rod, the cleaning plate, the sprayer and the injection pipe, so that the overall practicability is improved.

Drawings

Fig. 1 is a schematic structural view of the whole of the present invention.

Fig. 2 is a schematic structural diagram of the whole of the present invention.

Fig. 3 is a schematic view of the internal structure of the front surface of the present invention.

Fig. 4 is a front internal structure diagram of the mounting seat of the present invention.

FIG. 5 is a schematic side view of the internal structure of the present invention.

FIG. 6 is a side view of the interior of the storage case of the present invention.

FIG. 7 is a schematic side view of the inside structure of the wastewater collection tank according to the present invention.

FIG. 8 is a schematic top view of the internal structure of the slider according to the present invention.

In the figure: 1. a work table; 2. a placement groove; 3. a mounting seat; 4. a threaded rod; 5. an auxiliary turntable; 6. a contact plate; 7. pressing a plate; 8. a slider; 9. a chute; 10. a spring; 11. a protection pad; 12. a first groove; 13. a sealing plate; 14. a limiting plate; 15. positioning pins; 16. mounting holes; 17. a wastewater recovery tank; 18. a second groove; 19. a connecting frame; 20. a bolt; 21. a rectangular groove; 22. a holding rod; 23. a first handle; 24. a support; 25. a storage box; 26. a partition plate; 27. a water pump; 28. a water inlet pipe; 29. a water outlet pipe; 30. a connecting rod; 31. cleaning the plate; 32. an injection tube; 33. a water permeable tank; 34. a second handle.

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 obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

The invention provides a reinforcing steel bar processing device for a construction site and a processing method thereof as shown in figures 1-8, the reinforcing steel bar processing device comprises a workbench 1, the cross-sectional shapes of the workbench 1 and a placing groove 2 are both rectangular, the placing groove 2 is arranged in the middle of the upper surface of the workbench 1, four installation seats 3 are fixedly connected with the upper surface of the workbench 1 in a rectangular array, the front cross-sectional shape of each installation seat 3 is U-shaped, so that a threaded rod 4 can be conveniently installed, a threaded rod 4 is connected with the top of each installation seat 3 in a threaded penetrating manner, a pressing plate 7 is arranged at the bottom of each threaded rod 4, the cross-sectional shape of each pressing plate 7 is rectangular, sliding blocks 8 are symmetrically and fixedly connected with the two sides of each pressing plate 7, sliding grooves 9 matched with the sliding blocks 8 are respectively arranged on the inner walls of the two sides of the inner cavity of each installation seat 3, the overlooking cross-sectional shapes of the sliding blocks 8 and the sliding grooves 9 are both convex, so that the sliding blocks 8 can conveniently limit sliding in the inner cavities of the sliding grooves 9, slider 8's bottom fixedly connected with spring 10, spring 10 is the pressure spring, the position limitation at reinforcing bar top has been improved, the equal activity interlude in both sides side of 2 inner chambers of standing groove is connected with closing plate 13, closing plate 13's cross sectional shape is the rectangle, the bottom equidistance interval of 2 inner chambers of standing groove is equipped with a plurality of water permeable slots 33, the rust cleaning liquid of being convenient for falls into waste water recovery case 17's inner chamber, the bottom of workstation 1 is provided with waste water recovery case 17, the activity interlude is connected with linking frame 19 on waste water recovery case 17, the leakproofness between 1 lower surface of workstation and waste water recovery case 17 has been improved, avoid rust cleaning liquid to spill.

The arc wall has been seted up to the top fixedly connected with supplementary carousel 5 of threaded rod 4, the upper surface symmetry of supplementary carousel 5, and the fixedly connected with protection is filled up on the inner wall of arc wall inner chamber, and convenient to use person rotates supplementary carousel 5, and the bottom fixedly connected with contact plate 6 of threaded rod 4, the overlook cross-sectional shape of contact plate 6 are circular, and the lower surface of contact plate 6 is laminated with the upper surface of clamp plate 7 mutually, avoids damaging the surface of clamp plate 7.

The outer wall of slider 8 and the inner chamber sliding alternate connection of spout 9, the bottom of spring 10 and the bottom fixed connection of spout 9 inner chamber, avoid causing the condition that spring 10 bends, the lower fixed surface of clamp plate 7 is connected with protection pad 11, avoid the surface of fish tail reinforcing bar, first recess 12 has all been seted up on the both sides side inner wall of standing groove 2 inner chamber, the cross-sectional shape of first recess 12 is the rectangle, the inner chamber of first recess 12 and the outer wall sliding alternate connection of closing plate 13, equal fixedly connected with sealing washer on the both sides side inner wall of standing groove 2 inner chamber, the inner wall of sealing washer inner chamber and the outer wall sliding alternate connection of closing plate 13, the leakproofness of standing groove 2 inner chamber has been improved, avoid the removal of closing plate 13 to cause spilling over of rust cleaning liquid.

Two closing plate 13's upper surface symmetry is provided with limiting plate 14, limiting plate 14's cross sectional shape is the rectangle, be convenient for the dustproof sealing under the water permeable tank 33 condition of not using, symmetrical screw thread interlude is connected with locating pin 15 on the limiting plate 14, the flexibility of closing plate 13 position limited has been improved, two closing plate 13's upper surface symmetry seted up with locating pin 15 matched with mounting hole 16, second recess 18 has all been seted up to waste water recycling box 17's upper surface and workstation 1's lower surface, second recess 18 and connecting frame 19 overlook cross sectional shape and are the font back, be convenient for connecting frame 19 carries out spacing slip in the inner chamber of second recess 18, the inner chamber of second recess 18 and connecting frame 19's outer wall swing joint, the equal symmetrical screw thread interlude of both sides of connecting frame 19 is connected with bolt 20, connecting frame 19 rigidity's flexibility and stability have been improved.

Spacing grooves have been seted up to equal symmetry on waste water recovery case 17's the both sides lateral wall, bolt 20's the position of being convenient for is injectd, and the spacing groove is seted up the thickness that the scope is less than waste water recovery case 17, avoid causing waste water recovery case 17's seepage, rectangular channel 21 has all been seted up to waste water recovery case 17's both sides, the equal threaded interlude in both sides of linking frame 19 is connected with holding rod 22, be convenient for lift of linking frame 19, it has first foam-rubber cushion to fix the cover on holding rod 22's the outer wall, avoid user's wearing and tearing both hands, the equal fixedly connected with in both sides of waste water recovery case 17 first in command 23, the fixed cover on the outer wall of first in command 23 has the second foam-rubber cushion, be convenient for waste water recovery case 17's removal.

Fixed surface is connected with support 24 on workstation 1, the cross sectional shape of support 24 is the C font, the fixed mounting of the storage tank 25 of being convenient for, the last fixed surface of support 24 is connected with storage tank 25, the bottom fixedly connected with baffle 26 of storage tank 25 inner chamber, be convenient for separate suction pump 27 and rust cleaning liquid, the bottom fixedly connected with suction pump 27 of storage tank 25 inner chamber, suction pump 27 is through external switch and external power electric connection, suction pump 27's water inlet fixed interlude is connected with inlet tube 28, suction pump 27's delivery port fixed interlude is connected with outlet pipe 29.

The outer wall of inlet tube 28 is connected with the fixed interlude of baffle 26, and the fixed surface of support 24 is connected with connecting rod 30, and the inner chamber of connecting rod 30 is connected with the fixed interlude of the outer wall of outlet pipe 29, and the bottom fixedly connected with cleaning plate 31 of connecting rod 30, equidistant fixed interlude are connected with a plurality of sprayers on cleaning plate 31, and the even spraying of the rust cleaning liquid of being convenient for is on the reinforcing bar surface.

The fixed interlude in top of storage tank 25 is connected with injection pipe 32, and the entering of rust cleaning liquid of being convenient for treats that all reinforcing bar surfaces have all sprayed the rust cleaning liquid after, can pour into the water source in storage tank 25 inner chamber, the clearance of the rust cleaning liquid of being convenient for to the practicality of reinforcing bar has been improved, and the screw thread has cup jointed sealed lid on the outer wall at injection pipe 32 top, and a plurality of semicircular slots have been seted up to the equal equidistance interval in both sides of workstation 1, have improved the spacing that the reinforcing bar was put.

The mounting groove has been seted up on support 24, the cross sectional shape of mounting groove is as shown in fig. 6, the position of outlet pipe 29 of being convenient for is injectd, the inner chamber of mounting groove and the fixed interlude of the outer wall of outlet pipe 29 are connected, one side fixedly connected with second handle 34 of closing plate 13, the fixed cover of having connect the third foam-rubber cushion on the outer wall of second handle 34, the removal of closing plate 13 of being convenient for, four heel bolsters of rectangular array fixedly connected with are presented to the lower surface of waste water recovery case 17, the bottom fixedly connected with universal wheel of heel bolster, be provided with the wheel on the universal wheel and stop, the removal flexibility of waste water recovery case 17 has been improved.

The invention provides a using method:

the outer walls of two ends of a plurality of steel bars are respectively placed at the bottoms of the semicircular groove inner cavities at two sides of the workbench 1, then the auxiliary turntable 5 is rotated, so that the bottom of the contact plate 6 drives the pressing plate 7 to move downwards, the sliding block 8 performs limiting sliding in the inner cavity of the sliding groove 9, the spring 10 is compressed, after the lower surface of the protection pad 11 is attached to the tops of the outer walls at two ends of the steel bars, the auxiliary turntable 5 stops rotating, the height position of the pressing plate 7 is fixed, and meanwhile, the steel bars are prevented from deviating or jumping on the surface of the workbench 1;

pushing a first handle 23 to enable the wastewater recovery tank 17 to be located on the lower surface of the workbench 1, screwing the holding rods 22 into the two sides of the wastewater recovery tank 17, lifting the holding rods 22 upwards after the positions of the holding rods 22 are fixed, enabling the upper surface of the connecting frame 19 to be attached to the top of the inner cavity of the second groove 18 on the lower surface of the workbench 1, and rotating the bolts 20 to enable the connecting frame 19 to be externally fixed, so that the inner cavity of the wastewater recovery tank 17 is prevented from overflowing when a water source falls;

the second handle 34 is pulled according to the rusty surface condition of the surface of the steel bar, so that the second handle 34 drives the sealing plate 13 to slide in the inner cavity of the first groove 12 in a limiting way, the communication area between the water permeable groove 33 and the placing groove 2 is controlled by utilizing the distance between the opposite side sides of the two sealing plates 13, then the external cleaning solution is poured into the inner cavity of the injection tube 32, and then the sealing cover is rotated, so that the storage box 25 is sealed, the suction pump 27 is then activated, so that the cleaning liquid enters the inner cavity of the outlet pipe 29 from the inlet pipe 28, then enters the inner cavity of the cleaning plate 31 through the connecting rod 30 and finally is sprayed out of the sprayer, thereby spraying the surface of the reinforcing steel bar, then manually rotating the reinforcing steel bar at regular time, or the reinforcing steel bar is pulled until all the embroidering surfaces of the reinforcing steel bar are sprayed, so that rust points on the surface of the reinforcing steel bar are completely removed, and the overall practicability and the cleaning efficiency are improved.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The reinforcing steel bar processing device for the construction site comprises a workbench (1) and is characterized in that a placement groove (2) is formed in the middle of the upper surface of the workbench (1), the upper surface of the workbench (1) is fixedly connected with four installation bases (3) in a rectangular array mode, a threaded rod (4) is connected with the top of each installation base (3) in a threaded penetrating mode, a pressing plate (7) is arranged at the bottom of each threaded rod (4), sliding blocks (8) are symmetrically and fixedly connected to the two sides of each pressing plate (7), sliding grooves (9) matched with the sliding blocks (8) are formed in the inner walls of the two sides of the inner cavity of each installation base (3), springs (10) are fixedly connected to the bottom of each sliding block (8), sealing plates (13) are movably and fixedly connected to the two side sides of the inner cavity of the placement groove (2), and a plurality of water permeable grooves (33) are formed in the bottom of the inner cavity of the placement groove (2) at equal-interval, the bottom of workstation (1) is provided with waste water recovery case (17), the activity interlude is connected with linking frame (19) on waste water recovery case (17).

2. The reinforcing steel bar processing device for the building site as claimed in claim 1, wherein an auxiliary turntable (5) is fixedly connected to the top of the threaded rod (4), an arc-shaped groove is symmetrically formed in the upper surface of the auxiliary turntable (5), a protective pad is fixedly connected to the inner wall of the inner cavity of the arc-shaped groove, a contact plate (6) is fixedly connected to the bottom of the threaded rod (4), and the lower surface of the contact plate (6) is attached to the upper surface of the pressing plate (7).

3. The reinforcing steel bar processing device for the building site according to claim 1, wherein the outer wall of the sliding block (8) is slidably and alternately connected with the inner cavity of the sliding groove (9), the bottom of the spring (10) is fixedly connected with the bottom of the inner cavity of the sliding groove (9), the lower surface of the pressing plate (7) is fixedly connected with a protection pad (11), the inner walls of the inner cavity of the placing groove (2) on both sides are respectively provided with a first groove (12), the inner cavity of the first groove (12) is slidably and alternately connected with the outer wall of the sealing plate (13), the inner walls of the inner cavity of the placing groove (2) on both sides are respectively and fixedly connected with a sealing ring, and the inner wall of the inner cavity of the sealing ring is slidably and alternately connected with the outer wall of the sealing plate (13).

4. The reinforcing steel bar processing device for the building site according to claim 1, wherein limiting plates (14) are symmetrically arranged on the upper surfaces of the two sealing plates (13), positioning pins (15) are symmetrically and threadedly inserted into the limiting plates (14), mounting holes (16) matched with the positioning pins (15) are symmetrically formed in the upper surfaces of the two sealing plates (13), second grooves (18) are formed in the upper surface of the wastewater recovery tank (17) and the lower surface of the workbench (1), the inner cavity of each second groove (18) is movably and threadedly connected with the outer wall of the connecting frame (19), and bolts (20) are symmetrically and threadedly inserted into the two side surfaces of the connecting frame (19).

5. The reinforcing steel bar processing device for the construction site as claimed in claim 1, wherein the outer walls of two sides of the wastewater recovery tank (17) are symmetrically provided with limiting grooves, the two sides of the wastewater recovery tank (17) are provided with rectangular grooves (21), the two sides of the connecting frame (19) are in threaded insertion connection with the holding rod (22), the outer wall of the holding rod (22) is fixedly connected with a first spongy cushion, the two sides of the wastewater recovery tank (17) are fixedly connected with a first handle (23), and the outer wall of the first handle (23) is fixedly connected with a second spongy cushion.

6. The reinforcing steel bar processing device for the building site according to claim 1, wherein the upper surface of the workbench (1) is fixedly connected with a support (24), the upper surface of the support (24) is fixedly connected with a storage box (25), the bottom of the inner cavity of the storage box (25) is fixedly connected with a partition plate (26), the bottom of the inner cavity of the storage box (25) is fixedly connected with a water suction pump (27), the water inlet of the water suction pump (27) is fixedly and alternately connected with a water inlet pipe (28), and the water outlet of the water suction pump (27) is fixedly and alternately connected with a water outlet pipe (29).

7. The reinforcing steel bar processing device for the construction site as claimed in claim 6, wherein the outer wall of the water inlet pipe (28) is fixedly and alternately connected with the partition plate (26), the lower surface of the bracket (24) is fixedly connected with the connecting rod (30), the inner cavity of the connecting rod (30) is fixedly and alternately connected with the outer wall of the water outlet pipe (29), the bottom of the connecting rod (30) is fixedly connected with the cleaning plate (31), and the cleaning plate (31) is fixedly and alternately connected with a plurality of sprayers at equal intervals.

8. The reinforcing steel bar processing device for the construction site as claimed in claim 6, wherein an injection pipe (32) is fixedly inserted and connected to the top of the storage box (25), a sealing cover is sleeved on the outer wall of the top of the injection pipe (32) in a threaded manner, and a plurality of semicircular grooves are formed in two sides of the workbench (1) at equal intervals.

9. The reinforcing steel bar processing device for the building site as claimed in claim 6, wherein a mounting groove is formed in the support (24), an inner cavity of the mounting groove is fixedly and alternately connected with an outer wall of the water outlet pipe (29), a second handle (34) is fixedly connected to one side of the sealing plate (13), a third sponge pad is fixedly sleeved on an outer wall of the second handle (34), four foot supports are fixedly connected to the lower surface of the wastewater recovery tank (17) in a rectangular array, universal wheels are fixedly connected to the bottoms of the foot supports, and wheel brakes are arranged on the universal wheels.

10. A method for processing a steel bar for a construction site is characterized by comprising the following specific use steps:

the method comprises the following steps: the outer walls of two ends of a plurality of steel bars are respectively placed at the bottoms of the semicircular groove inner cavities at two sides of the workbench (1), then the auxiliary turntable (5) is rotated, so that the bottom of the contact plate (6) drives the pressing plate (7) to move downwards, the sliding block (8) performs limiting sliding in the inner cavity of the sliding groove (9), the spring (10) is compressed, after the lower surface of the protective pad (11) is attached to the tops of the outer walls at two ends of the steel bars, the auxiliary turntable (5) stops rotating, the height position of the pressing plate (7) is fixed, and meanwhile, the steel bars are prevented from deviating or jumping on the surface of the workbench (1);

step two: the first handle (23) is pushed, so that the wastewater recovery tank (17) is located on the lower surface of the workbench (1), the holding rods (22) are screwed into two sides of the wastewater recovery tank (17), after the holding rods (22) are fixed in position, the holding rods (22) are lifted upwards, so that the upper surface of the connecting frame (19) is attached to the top of the inner cavity of the second groove (18) on the lower surface of the workbench (1), the bolts (20) are rotated, the connecting frame (19) is fixed externally, and the inner cavity of the wastewater recovery tank (17) is prevented from overflowing when a water source falls;

step three: pulling a second handle (34) according to the rusty surface condition of the surface of the steel bar, enabling the second handle (34) to drive a sealing plate (13) to slide in the inner cavity of a first groove (12) in a limiting mode, controlling the communication area between a water permeable groove (33) and a placing groove (2) by utilizing the distance between the opposite side sides of the two sealing plates (13), then pouring external cleaning liquid into the inner cavity of an injection pipe (32), then rotating a sealing cover to seal a storage box (25), then starting a water suction pump (27), enabling the cleaning liquid to enter the inner cavity of a water outlet pipe (29) from a water inlet pipe (28), then entering the inner cavity of a cleaning plate (31) through a connecting rod (30), and finally spraying out of a sprayer to spray the surface of the steel bar, then manually rotating the steel bar at regular time, or pulling the steel bar until all the rusty surfaces of the steel bar are sprayed.