CN112355189A

CN112355189A - Steel bar cutting device for building engineering

Info

Publication number: CN112355189A
Application number: CN202011113761.XA
Authority: CN
Inventors: 梁少龙
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-17
Filing date: 2020-10-17
Publication date: 2021-02-12

Abstract

The invention discloses a reinforcing steel bar cutting device for building engineering, which comprises a bottom plate, wherein a support column is fixedly arranged at the left part of the upper end of the bottom plate, a conveying device is arranged on the support column, a support seat is fixedly arranged at the upper end of the bottom plate, a cutting device is fixedly connected to the upper parts of the front end and the rear end of the support seat together, a support plate is arranged at the left part of the cutting device, a connecting transverse plate is fixedly connected to the upper part of the right end of the support plate, a pressing device is arranged on the connecting transverse plate, a rear support plate is fixedly arranged at the rear side of the right part of the upper end of the bottom plate, an extrusion device is fixedly arranged at the left part of the upper end of the rear support plate, a sliding connection plate is fixedly arranged at the right part of the upper end. The reinforcing steel bar cutting device for the building engineering can cut reinforcing steel bars with different length specifications, and is high in cutting efficiency and high in automation degree.

Description

Steel bar cutting device for building engineering

Technical Field

The invention relates to the technical field of constructional engineering, in particular to a reinforcing steel bar cutting device for constructional engineering.

Background

The building engineering refers to an engineering entity formed by the construction of various building constructions and their auxiliary facilities and the installation of lines, pipelines and equipment matched with them. Wherein "housing construction" indicates there is the top cap, the beam column, the wall, the basis and can form the inner space, satisfy people's production, live in, study, the engineering that public activity needs, in the building engineering work progress, the reinforcing bar is one of the building material most commonly used, often need cut the processing in the use of reinforcing bar, but in the current reinforcing bar cutting equipment, all be the manual work and carry out the material loading, reinforcing bar weight is big, waste time and energy, can't cut out the reinforcing bar of same length according to the building demand fast, and complicated to the switching of reinforcing bar cutting length, cutting efficiency is low, and the reinforcing bar cuts out back unloading in a jumble, later stage arrangement is wasted time and energy, so, we have proposed a steel bar cutting device for building engineering.

Disclosure of Invention

The invention mainly aims to provide a reinforcing steel bar cutting device for building engineering, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

a reinforcing steel bar cutting device for building engineering comprises a bottom plate, wherein a supporting column is fixedly installed at the left part of the upper end of the bottom plate, a conveying device is arranged on the supporting column, a supporting seat is fixedly installed at the upper end of the bottom plate, a reinforcing steel bar body is jointly connected between the supporting seat and the conveying device, a cutting device is jointly and fixedly connected with the upper parts of the front end and the rear end of the supporting seat, a supporting plate is arranged at the left part of the cutting device, a connecting transverse plate is fixedly connected to the upper part of the right end of the supporting plate, a pressing device is arranged on the connecting transverse plate and is positioned above a second conveying disc, a rear supporting plate is fixedly installed on the rear side of the right part of the upper end of the bottom plate, three lower material plates are jointly and fixedly installed between the bottom plate and the rear supporting plate and are all positioned below the reinforcing steel bar body, an extrusion device is fixedly installed, fixedly connected with spring No. three between sliding connection board and the extrusion device, sliding connection board middle part alternates and is connected with thrust unit, thrust unit upper end rear portion fixedly connected with catch bar, and the left end face of catch bar hugs closely together with the extrusion device, contactless between catch bar and the sliding connection board.

Preferably, conveyor includes a motor and No. two motors, the equal fixed mounting of a motor and No. two motors is in the rear end of support column, and a motor is located under No. two motors, the output of a motor runs through support column and No. two transfer trays of fixedly connected with, the output of No. two motors runs through support column and No. one transfer tray of fixedly connected with, the conveyer trough has all been opened at the middle part of a transfer tray and No. two transfer trays.

Preferably, no contact between the first conveying disc and the second conveying disc and the support column, the steel bar body is connected between the first conveying disc and the second conveying disc in an inserting mode.

Preferably, the cutting device comprises a lower pressing plate, the front end and the rear end of the lower pressing plate are fixedly connected with upper connecting blocks, two springs are fixedly connected with the lower ends of the upper connecting blocks, a T-shaped sliding block is fixedly connected with the left end of the lower pressing plate, a cutting knife is fixedly connected with the lower end of the lower pressing plate, the cutting knife is located between the two springs, two lower connecting blocks are fixedly connected with the lower end of the lower pressing plate, and the two lower connecting blocks are fixedly connected with the upper portion of the front end and the upper portion of the rear end of the supporting seat respectively.

Preferably, the upper end middle part of supporting seat is opened there is the spacing groove, the reinforcing bar body is located the spacing inslot, the left end face of cutting knife flushes with the right-hand member face of supporting seat, the right-hand member of backup pad is opened there is T type sliding tray, T type sliding block sliding connection is in T type sliding tray.

Preferably, the extrusion device includes connecting seat down, connecting seat fixed mounting is in the backup pad upper end down, the upper end middle part fixedly connected with interlude pole of connecting seat down, it has the dwang to alternate swing joint on the interlude pole, the connecting block on fixedly connected with between dwang and the lower connecting seat, and No. two spring cup joints and alternate the pole outside, the upper portion threaded connection of interlude pole has stop nut, and stop nut hugs closely the dwang upper end, the anterior fixedly connected with rotary rod of surface of dwang, rotary rod front end fixedly connected with extrusion dish, the rear portion and No. three spring fixed connection of rotary rod.

Preferably, the diameter of the second spring is smaller than the diameters of the lower connecting seat and the rotating rod, the second spring is not in contact with the penetrating rod, and the lower end face of the extrusion disc is flush with the upper end face of the lower pressing plate.

Preferably, the device pushes down includes flexible controller, flexible controller fixed mounting is in connecting the diaphragm upper end, the output through connection diaphragm and the lower briquetting of fixedly connected with of flexible controller, contactless between lower briquetting and the backup pad, and directly over the briquetting does not have the language down the briquetting down.

Preferably, thrust unit includes the preceding fixed block, No. two anchorage bars of the rear end fixedly connected with of preceding fixed block, the front end swing joint of preceding fixed block has the block of stirring, the rear end fixedly connected with anchorage bar of the block of stirring, the equal threaded connection in anchorage bar and No. two anchorage bar rear ends has fastening nut, the right-hand member lower part fixedly connected with L type gag lever post of preceding fixed block.

Preferably, the front end of sliding connection board is opened has the interlude spread groove of front and back break-over, No. two anchorage bars pass the interlude spread groove and will be in the same place preceding fixed block and sliding connection board fixed connection through fastening nut, the front end equidistance of catch bar is opened has a plurality of to alternate the connecting hole, a anchorage bar passes the interlude connecting hole and will catch bar and stirring piece fixed connection together through fastening nut.

Preferably, the left end of the push rod is tightly attached to the right end of the rotating rod, the push rod is always in a contact state with the rotating rod in the moving process, and the lower portion of the poking block is in contact with the L-shaped limiting rod when the extrusion disc is located right above the lower pressing plate.

Preferably, three flitch all is 45 degrees slope installations down, the lower extreme middle part of backup pad is opened has the logical groove of controlling the break-over.

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

1. according to the automatic conveying and feeding device, the conveying device is arranged, the first motor and the second motor which are opposite in rotation direction are used for conveying and feeding the steel bar bodies which are connected in the first conveying disc and the second conveying disc in an inserting mode, the limiting grooves can effectively limit the steel bar bodies in the conveying process, the stability in the conveying process is improved, the feeding efficiency is high, and manpower is saved.

2. In the invention, through the matching between the pushing device and the extruding device, when the conveying device conveys the steel bar body to the position where the pushing device is located, the steel bar body pushes the pushing device to drive the pushing rod to extrude the extruding device, so that the extruding disc on the extruding device just reaches the upper part of the cutting device, and is forced to press down through the pressing device, so that the cutting device finishes cutting the steel bar body, and in the second time process, the automation degree is high, the lengths of the cut steel bars are consistent, and the use in the building construction process is facilitated.

3. According to the invention, by utilizing the threaded connection between the front fixing block and the fastening nut, the mounting position of the pushing device on the sliding connection plate can be flexibly adjusted, and meanwhile, the fixing positions of the pushing rod and the shifting block can be rapidly adjusted, so that the distance between the pushing device and a cutting knife on the cutting device can be rapidly controlled, thereby cutting off reinforcing steel bars with different lengths, and the adjusting speed and the cutting efficiency are high.

4. According to the invention, three blanking plates which are obliquely arranged at an angle of 45 degrees are arranged below the cut steel bar body, so that the cut steel bars can roll to the front for collection by utilizing gravity and the cylindrical characteristic of the steel bars after the steel bars are cut, and the accumulation of blanking parts is avoided.

Drawings

FIG. 1 is a schematic view of the overall structure of a reinforcing bar cutting device for construction engineering according to the present invention;

FIG. 2 is a schematic structural diagram of a conveying device of the reinforcing steel bar cutting device for building engineering, according to the present invention;

FIG. 3 is a schematic structural diagram of a cutting device of the reinforcement cutting device for building engineering according to the present invention;

FIG. 4 is a schematic structural diagram of an extrusion device of a reinforcing bar cutting device for building engineering according to the present invention;

FIG. 5 is a schematic view of the connection of a pressing device of the reinforcement cutting device for construction engineering according to the present invention;

FIG. 6 is a schematic structural diagram of a pushing device of the reinforcement cutting device for building engineering according to the present invention;

FIG. 7 is a schematic view of the connection of the pushing device of the reinforcement cutting device for construction engineering according to the present invention;

fig. 8 is a schematic view of the working state of the reinforcing steel bar cutting device for building engineering.

In the figure: 1. a base plate; 2. a support pillar; 3. a conveying device; 4. a steel bar body; 5. a supporting seat; 6. a support plate; 7. connecting the transverse plates; 8. a pressing device; 9. an extrusion device; 10. a cutting device; 11. a rear supporting plate; 12. a sliding connection plate; 13. a pushing device; 14. a push rod; 15. a blanking plate; 16. a first motor; 17. a second motor; 18. a first conveying tray; 19. a second conveying disc; 20. a conveying trough; 21. a limiting groove; 22. a lower connecting block; 23. a lower pressing plate; 24. an upper connecting block; 25. a T-shaped sliding block; 26. a first spring; 27. a cutting knife; 28. a lower connecting seat; 29. rotating the rod; 30. a limit nut; 31. inserting the rod; 32. rotating the rod; 33. an extrusion disc; 34. a second spring; 35. a telescoping controller; 36. pressing the block; 37. a T-shaped sliding groove; 38. a front fixed block; 39. a first fastening rod; 40. fastening a nut; 41. a second fastening rod; 42. an L-shaped limiting rod; 43. a shifting block; 44. inserting the connecting hole; 45. inserting and connecting grooves; 46. and a third spring.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in FIGS. 1 to 8, a reinforcing bar cutting device for building engineering comprises a base plate 1, a supporting column 2 is fixedly installed at the left part of the upper end of the base plate 1, a conveying device 3 is arranged on the supporting column 2, a supporting seat 5 is fixedly installed at the upper end of the base plate 1, a reinforcing bar body 4 is commonly connected between the supporting seat 5 and the conveying device 3, a cutting device 10 is commonly and fixedly connected with the upper part of the front end and the upper part of the rear end of the supporting seat 5, a supporting plate 6 is arranged at the left part of the cutting device 10, a connecting transverse plate 7 is fixedly connected with the upper part of the right end of the supporting plate 6, a pressing device 8 is arranged on the connecting transverse plate 7, the pressing device 8 is positioned above a second conveying disc 19, a rear supporting plate 11 is fixedly installed at the right part and the rear side of the upper end of the base plate 1, three material discharging plates 15 are commonly and fixedly installed between the base plate 1, rear strut board 11 upper end right part fixed mounting has sliding connection board 12, fixedly connected with No. three spring 46 between sliding connection board 12 and the extrusion device 9, sliding connection board 12 middle part interlude is connected with thrust unit 13, thrust unit 13 upper end rear portion fixedly connected with catch bar 14, and the left end face of catch bar 14 hugs closely together with extrusion device 9, contactless between catch bar 14 and sliding connection board 12.

The conveying device 3 comprises a first motor 16 and a second motor 17, the first motor 16 and the second motor 17 are both fixedly installed at the rear end of the supporting column 2, the first motor 16 is located right below the second motor 17, the output end of the first motor 16 penetrates through the supporting column 2 and is fixedly connected with a second conveying disc 19, the output end of the second motor 17 penetrates through the supporting column 2 and is fixedly connected with a first conveying disc 18, and conveying grooves 20 are formed in the middle parts of the first conveying disc 18 and the second conveying disc 19; all contactless between transport disc 18 and No. two transport discs 19 and the support column 2 avoids influencing transport disc 18 and No. two transport discs 19 and normally rotates, and reinforcing bar body 4 alternates to be connected between transport disc 18 and No. two transport discs 19, and the operation opposite direction of motor 16 and No. two motor 17 for No. one transport disc 18 and No. two transport discs 19 realize autoloading to reinforcing bar body 4, and is high-efficient swift, uses manpower sparingly.

The cutting device 10 comprises a lower pressing plate 23, wherein the front end and the rear end of the lower pressing plate 23 are fixedly connected with upper connecting blocks 24, the lower ends of the two upper connecting blocks 24 are fixedly connected with springs 26I, the left end of the lower pressing plate 23 is fixedly connected with a T-shaped sliding block 25, the lower end of the lower pressing plate 23 is fixedly connected with a cutting knife 27, the cutting knife 27 is positioned between the two springs 26I, the lower ends of the two lower pressing plates 23 are fixedly connected with lower connecting blocks 22, and the two lower connecting blocks 22 are respectively and fixedly connected to the upper part of the front end and the upper part of the rear end of a supporting seat 5; open at the upper end middle part of supporting seat 5 has spacing groove 21, reinforcing bar body 4 is located spacing groove 21, the left end face of cutting knife 27 flushes with the right-hand member face of supporting seat 5, the right-hand member of backup pad 6 is opened there is T type sliding tray 37, T type sliding block 25 sliding connection is in T type sliding tray 37, T type sliding block 25 and T type sliding tray 37 are T type structure, remove about the sliding in-process holding down plate 23 can not, stability is high, spring 26 pulls cutting knife 27 and accomplishes the cutting action, the cutting action is more smooth.

The extrusion device 9 comprises a lower connecting seat 28, the lower connecting seat 28 is fixedly installed at the upper end of the rear supporting plate 11, the middle part of the upper end of the lower connecting seat 28 is fixedly connected with an insertion rod 31, the insertion rod 31 is movably connected with a rotating rod 29 in an insertion mode, an upper connecting block 24 is fixedly connected between the rotating rod 29 and the lower connecting seat 28, a second spring 34 is sleeved outside the insertion rod 31, the upper part of the insertion rod 31 is in threaded connection with a limiting nut 30, the limiting nut 30 is tightly attached to the upper end of the rotating rod 29, the front part of the outer surface of the rotating rod 29 is fixedly connected with a rotating rod 32, the front end of the rotating rod 32 is fixedly connected with; the diameter of the second spring 34 is smaller than the diameters of the lower connecting seat 28 and the rotating rod 29, the second spring 34 is not in contact with the inserting rod 31, the lower end face of the extrusion disc 33 is flush with the upper end face of the lower pressing plate 23, the second spring 34 can assist the extrusion disc 33 and the rotating rod 29 to finish downward moving, the lower end face of the extrusion disc 33 is flush with the upper end face of the lower pressing plate 23, it is ensured that the extrusion disc 33 can be normally pushed above the lower pressing plate 23 by the push rod 14, collision is prevented, after cutting is completed, the push rod 14 is separated from the rotating rod 32, and the rotating rod 32 is brought back to the initial state by the elastic force of the third spring 46.

The pressing device 8 comprises a telescopic controller 35, the telescopic controller 35 is fixedly installed at the upper end of the connecting transverse plate 7, an output end of the telescopic controller 35 penetrates through the connecting transverse plate 7 and is fixedly connected with a pressing block 36, the pressing block 36 is not in contact with the supporting plate 6, the pressing block 36 is not arranged right above the pressing plate 23, the telescopic controller 35 provides cutting power for the whole device, and the cutting is rapidly completed when the extrusion disc 33 reaches the position right above the pressing plate 23.

The pushing device 13 comprises a front fixing block 38, a second fastening rod 41 is fixedly connected to the rear end of the front fixing block 38, a shifting block 43 is movably connected to the front end of the front fixing block 38, a first fastening rod 39 is fixedly connected to the rear end of the shifting block 43, fastening nuts 40 are in threaded connection with the rear ends of the first fastening rod 39 and the second fastening rod 41, and an L-shaped limiting rod 42 is fixedly connected to the lower portion of the right end of the front fixing block 38; the front end of sliding connection board 12 is opened has interlude spread groove 45 of front and back break-over, No. two anchorage bar 41 passes interlude spread groove 45 and will be in the same place preceding fixed block 38 and sliding connection board 12 fixed connection through fastening nut 40, the front end equidistance of catch bar 14 is opened has a plurality of interlude connecting hole 44, anchorage bar 39 passes interlude connecting hole 44 and will catch bar 14 and stirring piece 43 fixed connection together through fastening nut 40, stir piece 43 and belong to the structure of weighing down and getting lighter, under the promotion condition that does not have reinforcing bar body 4, stir piece 43 and be the vertical state, accomplish the cutting back promptly, reinforcing bar body 4 drops the thrust of finishing stirring piece 43, then stir piece 43 and receive self gravity to influence and can get back to initial vertical state again.

The left end of the push rod 14 is tightly attached to the right end of the rotating rod 32, the push rod 14 is always in a contact state with the rotating rod 32 in the moving process, the lower portion of the poking block 43 is in contact with the L-shaped limiting rod 42 when the extrusion disc 33 is located right above the lower pressing plate 23, the L-shaped limiting rod 42 plays a role in limiting the moving range of the poking block 43, and the cutting length of the steel bar is effectively controlled.

Flitch 15 all is 45 degrees slopes to install under three, and the lower extreme middle part of backup pad 6 is opened has about the logical groove of break-over, and the reinforcing bar that the cutting was accomplished can be fast effectual fall down from flitch 15 under, avoids piling up, convenient collection.

It should be noted that, the invention is a reinforcing steel bar cutting device for building engineering, in the using process, the first motor 16, the second motor 17 and the telescopic controller 35 are all electrically connected with an external control system, by controlling the first motor 16 and the second motor 17 to work, the first motor 16 and the second motor 17 respectively drive the first conveying disc 18 and the second conveying disc 19 to reversely rotate, the working personnel introduces the reinforcing steel bar body 4 to be cut from the conveying groove 20 between the first conveying disc 18 and the second conveying disc 19, the reinforcing steel bar body 4 is conveyed rightwards under the pushing of the first conveying disc 18 and the second conveying disc 19, passes through the limiting groove 21 on the supporting seat 5, the limiting groove 21 can enable the reinforcing steel bar body 4 to be conveyed rightwards more stably, when the right end of the reinforcing steel bar body 4 contacts the shifting block 43 on the pushing device 13, the shifting block 43 rotates under the action of pushing force, since the pushing rod 14 is fixedly connected to the shifting block 43 through the first fastening rod 39 and the insertion connection hole 44, during the rotation of the shifting block 43, the pushing rod 14 is displaced leftwards, so that the rotating rod 32 attached to the pushing rod 14 is pushed by the pushing force, the rotating rod 32 drives the extruding disc 33 to move to a position right above the lower pressing plate 23 on the cutting device 10, meanwhile, the lower portion of the shifting block 43 is limited by the L-shaped limiting rod 42, and the telescopic controller 35 pushes the lower pressing block 36 to move downwards, so that the lower pressing block 36 presses the extruding disc 33 to move downwards, since the extruding disc 33 is movably connected to the insertion rod 31 through the rotating rod 29, and the rotating rod 29 is connected to the lower connection seat 28 through the second spring 34, influenced by the gravity of pressing down, the springs contract, so that the extruding disc 33 continues to press the lower pressing plate 23 on the cutting device 10, the lower end of the lower pressing plate 23 is connected to the first spring 26 through the upper connection block 24, when the two first springs 26 contract under the action of gravity to drive the cutting knife 27 to move downwards to cut the steel bar 4, in the process, the lower pressing plate 23 is connected in a T-shaped sliding groove 37 on the supporting plate 6 in a sliding manner through a T-shaped sliding block 25, so that the cutting action of the cutting knife 27 is more stable, the lengths of the steel bars cut each time are consistent, the later-stage construction engineering is facilitated, the cut steel bar body 4 is rolled out by the three obliquely-installed blanking plates 15 and is convenient to collect, when the length of the cut steel bar needs to be adjusted, the L-shaped limiting rod 42 drives the front fixing block 38 to move the whole pushing device 13 by loosening the fastening nut 40, when the second fastening rod 41 is adjusted to be positioned at a proper position in the penetrating connecting groove 45 on the sliding connecting plate 12, the fastening nut 40 is screwed for fixing, and the distance between the pushing device 13 and the cutting device 10 can be adjusted, thereby realize the reinforcing bar cutting requirement of different length, after thrust unit 13's position control, the suitable hole site of synchronous selection catch bar 14 alternates with tightening rod 39 and is connected to fix through fastening nut 40, whole adjustment process convenient operation, the flexibility is high.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a reinforcing bar cutting device for building engineering, includes bottom plate (1), its characterized in that: the steel bar cutting device is characterized in that a supporting column (2) is fixedly mounted at the left end of the upper end of the bottom plate (1), a conveying device (3) is arranged on the supporting column (2), a supporting seat (5) is fixedly mounted at the upper end of the bottom plate (1), a steel bar body (4) is jointly connected between the supporting seat (5) and the conveying device (3), a cutting device (10) is jointly and fixedly connected to the upper portions of the front end and the rear end of the supporting seat (5), a supporting plate (6) is arranged at the left portion of the cutting device (10), a connecting transverse plate (7) is fixedly connected to the upper portion of the right end of the supporting plate (6), a pressing device (8) is arranged on the connecting transverse plate (7), the pressing device (8) is located above a second conveying disc (19), a rear supporting plate (11) is fixedly mounted at the right end of the bottom plate (1), and three lower material plates (15), and three flitch (15) are all located reinforcing bar body (4) below down, back fagging (11) upper end left part fixed mounting has extrusion device (9), back fagging (11) upper end right part fixed mounting has sliding connection board (12), fixedly connected with No. three spring (46) between sliding connection board (12) and extrusion device (9), sliding connection board (12) middle part alternates and is connected with thrust unit (13), thrust unit (13) upper end rear portion fixedly connected with catch bar (14), and the left end face of catch bar (14) hugs closely together with extrusion device (9), contactless between catch bar (14) and sliding connection board (12).

2. The reinforcing bar cutting device for building engineering according to claim 1, characterized in that: conveyor (3) are including a motor (16) and No. two motor (17), a motor (16) and No. two equal fixed mounting of motor (17) are in the rear end of support column (2), and a motor (16) is located No. two motor (17) under, the output of a motor (16) runs through support column (2) and No. two delivery disc (19) of fixedly connected with, the output of No. two motor (17) runs through support column (2) and No. one delivery disc (18) of fixedly connected with, delivery disc (18) and No. two middle part of delivery disc (19) have all opened conveyer trough (20).

3. The reinforcing bar cutting device for building engineering according to claim 2, characterized in that: the first conveying disc (18), the second conveying disc (19) and the support column (2) are not in contact with each other, and the steel bar body (4) is connected between the first conveying disc (18) and the second conveying disc (19) in an inserting mode.

4. The reinforcing bar cutting device for building engineering according to claim 1, characterized in that: cutting device (10) include holding down plate (23), connecting block (24), two on the equal fixedly connected with in front end and the rear end of holding down plate (23) connecting block (24), the equal fixedly connected with spring (26) of lower extreme of going up connecting block (24), the left end fixedly connected with T type sliding block (25) of holding down plate (23), the lower extreme fixedly connected with cutting knife (27) of holding down plate (23), and cutting knife (27) are located between two spring (26), two the equal fixedly connected with lower connecting block (22) of lower extreme of holding down plate (23), and the connection that two lower connecting block (22) are fixed respectively is in the front end upper portion and the rear end upper portion of supporting seat (5).

5. The reinforcing bar cutting device for building engineering of claim 4, wherein: open the upper end middle part of supporting seat (5) has spacing groove (21), reinforcing bar body (4) are located spacing groove (21), the left end face of cutting knife (27) flushes with the right-hand member face of supporting seat (5), open the right-hand member of backup pad (6) has T type sliding tray (37), T type sliding block (25) sliding connection is in T type sliding tray (37).