CN213351020U

CN213351020U - Hand-held type reinforcement cutting machine for construction

Info

Publication number: CN213351020U
Application number: CN202021707979.3U
Authority: CN
Inventors: 李奕红
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-16
Filing date: 2020-08-16
Publication date: 2021-06-04
Anticipated expiration: 2030-08-16

Abstract

The utility model discloses a hand-held type reinforcement cutting machine for construction, including first supporting element, set up on the cutter shell for support the reinforcing bar in the cutting wheel below of this cutting machine, first supporting element includes: the first support rod is rotatably connected to the shell of the cutting machine, and one end of the first support rod is provided with a first support groove for accommodating a steel bar; the control rod, rotatable connection is on the shell of cutting machine, and the first end of control rod is located the cutter handle under, the second end of control rod and the other end swing joint of first bracing piece to when making the cutting reinforcing bar, hold between the fingers the first end of control rod, the control rod makes the one end of first bracing piece down drive the reinforcing bar through first support groove and moves to the cutting knife, and provides along the radial effort of reinforcing bar for cutting knife cutting reinforcing bar. The handheld steel bar cutting machine is convenient to cut, saves labor and time, is suitable for various cutting environments, can cut by one hand, and has stronger functionality.

Description

Hand-held type reinforcement cutting machine for construction

Technical Field

The utility model relates to a construction technical field especially relates to a hand-held type reinforcement cutting machine for construction

Background

The conventional materials of building construction when the reinforcing bar, it constructs into the wall structure or the roof beam body structure of building with concrete commonly to match, and to the actual building construction in-process, especially when cast-in-place building construction, the tying of reinforcing bar is used, all needs to cut the reinforcing bar according to the actual demand basically, and specific reinforcing bar cutting roughly divide into two kinds:

one is that workers pre-cut the steel bars as required before the steel bars are bundled, in this case, most of the steel bars are placed on the ground, and the workers only need to operate on the ground;

the other is that after the steel bars are poured, the connecting parts extending out of the side of the wall body or the beam body are cut when the size is deviated, and in the case, the standing position of a worker during cutting is usually determined according to the position of the steel bars, so that the randomness is high;

aiming at the two conventional situations of cutting the reinforcing steel bars, the conventional handheld reinforcing steel bar cutting machine is simple in structure and lacks of clamping the reinforcing steel bars and auxiliary supporting or hanging functions of the cutting machine, in the cutting process, the acting force of the cutting wheel for cutting into the reinforcing steel bars along the radial direction of the reinforcing steel bars is usually realized by manual pressing of workers, in the cutting process, the workers are required to apply the acting force to keep the position of the cutting wheel, after the cutting is completed quickly, in order to prevent accidents caused by the fact that the workers cannot timely take up the force at the moment of cutting, the cutting is usually stopped when only a small distance remains after the reinforcing steel bars are cut, and the reinforcing steel bars are broken off manually;

under the condition, the existing steel bar cutting is difficult to meet the requirements of a construction site, and particularly, the cutting work is very difficult under the conditions that workers cannot conveniently stand and apply acting force.

Therefore, there is a need for an improved hand-held reinforcement bar cutting machine that solves the above-mentioned problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a hand-held type reinforcement cutting machine for construction for the hand-held type reinforcement cutting machine of solving correlation technique is difficult to the technical problem who satisfies actual building construction demand.

In order to solve the technical problem, the utility model provides a hand-held type reinforcement cutting machine for construction, include:

first supporting element sets up on the cutter shell for support the reinforcing bar in the cutting wheel below of this cutting machine, first supporting element includes:

the first support rod is rotatably connected to the shell of the cutting machine, and one end of the first support rod is provided with a first support groove for accommodating a steel bar;

the control rod, rotatable connection is on the shell of cutting machine, and the first end of control rod is located the cutter handle under, the second end of control rod and the other end swing joint of first bracing piece to when making the cutting reinforcing bar, hold between the fingers the first end of control rod, the control rod makes the one end of first bracing piece down drive the reinforcing bar through first support groove and moves to the cutting knife, and provides along the radial effort of reinforcing bar for cutting knife cutting reinforcing bar.

Preferably, the first support unit further comprises a side plate, the side plate is mounted on the housing of the cutting machine through a bolt, and the first support rod and the operating rod are both rotatably connected to the side plate.

Preferably, one end of the first support rod, which is located at the operating rod, is U-shaped, the limiting wheel is rotatably mounted at an opening of an inner cavity of the first support rod, the second end of the operating rod is provided with a channel groove, and the limiting wheel is slidably located in the channel groove.

Preferably, the first end of the operating rod is provided with a connecting bolt, and the first end of the operating rod and the handle of the cutting machine can be combined into a whole by arranging a bolt groove matched with the connecting bolt at the bottom of the handle of the cutting machine.

Preferably, the first support rods are positioned at two ends of the rotating shaft center of the first support rods and are distributed along the direction perpendicular to the side face of the cutting machine in a staggered mode, and the side face of the operating rod is fixedly provided with the hanging block, so that after the first support rods are rotated to be separated from the operating rod, the first support rods can be hung on the hanging block through the first support grooves of the first support rods, and the first support rods are connected with the operating rod to achieve storage.

Preferably, the cutting machine further comprises a second supporting unit, wherein the second supporting unit comprises:

fixed mounting is in the ear seat on the extension board, it is connected with the screw rod of vertical setting to rotate on the ear seat, screw rod outside threaded connection has and is located the ear seat inner chamber and can be at the gliding nut of ear seat inner wall, the outside of nut is fixed with the coverboard, the bottom of coverboard is pegged graft and is had the second bracing piece that can stretch out and draw back in it, the bottom of second bracing piece is equipped with the second that distributes with first bracing piece relatively and supports the groove, and be equipped with the spring that both ends are connected respectively at the interior roof of coverboard and second bracing piece top in the coverboard.

Preferably, the second supporting unit and the first supporting unit are provided with a pair and are respectively arranged at two sides of the cutting machine, and the two control levers share the same first end.

Preferably, the height of the top of the inner wall of the first supporting groove is smaller than the height of the bottom of the cutting wheel of the cutting machine.

The scheme of the utility model is that in the process of cutting the steel bar, when the first supporting unit effectively limits the steel bar, after the operating personnel holds the operating rod, the operating rod converts the acting force into the extrusion acting force of the cutting wheel along the radial direction of the steel bar through the first supporting rod, compared with the mode that the operating personnel needs to hold the cutting machine by hand to press the cutting machine to one side of the steel bar in the prior art, the scheme is more convenient to operate, especially when cutting the steel bar on a building, when the operating personnel has inconvenient force, the advantages of the scheme are more prominent, in the process of operation, the acting force between the first supporting groove and the steel bar can relatively fix the cutting machine and the steel bar along the length direction of the steel bar, thereby preventing the deviation, and simultaneously, when the cutting wheel and the first supporting groove clamp the steel bar, the steel bar has the hanging or supporting effect on the cutting machine, aiming at some working environments inconvenient to operate, the cutting machine can be hung or supported by the steel bars with the help of a single hand operation, and the effect is more obvious.

Description of the drawings: fig. 1 is a schematic structural diagram of a first embodiment of the present invention.

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

Fig. 3 is a schematic view of the limiting wheel of the present invention.

Fig. 4 is an enlarged schematic view of a portion a in fig. 3.

Fig. 5 is a schematic structural diagram of a third embodiment of the present invention.

Fig. 6 is an enlarged schematic view of B in fig. 5.

In the figure: the support device comprises a first support unit 1, a first support rod 101, a first support groove 102, a control lever 103, a side plate 104, a limiting wheel 105, a channel groove 106, a connecting bolt 107, a bolt groove 108, a hanging block 109, a second support unit 2, an ear seat 201, a screw 202, a nut 203, a shell plate 204, a second support rod 205, a second support groove 206 and a spring 207.

The specific implementation mode is as follows:

the technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1, an embodiment of the present invention provides a hand-held reinforcement bar cutter for building construction, including:

first supporting unit 1, set up on the cutter shell for support the reinforcing bar in the cutting wheel below of this cutting machine, first supporting unit 1 includes:

the first supporting rod 101 is rotatably connected to the shell of the cutting machine, and one end of the first supporting rod 101 is provided with a first supporting groove 102 for accommodating a steel bar;

the operating rod 103 is rotatably connected to the shell of the cutting machine, the first end of the operating rod 103 is located under the handle of the cutting machine, the second end of the operating rod 103 is movably connected with the other end of the first supporting rod 101, so that when the steel bar is cut, the first end of the operating rod 103 is held between the fingers, the operating rod 103 enables one end of the first supporting rod 101 to drive the steel bar to move towards the cutting knife through the first supporting groove 102, and an acting force along the radial direction of the steel bar is provided for the cutting knife to cut the steel bar.

Above-mentioned scheme is in the use, through letting the reinforcing bar be located first supporting groove 102 earlier, then hold between the fingers control rod 103, make the cutting wheel of first bracing piece 101 cooperation cutting machine press from both sides the reinforcing bar tightly, then start the cutting machine, and continuously hold between the fingers control rod 103 in the cutting process, control rod 103 can promote the reinforcing bar to the cutting wheel motion, in order to realize the cutting to the reinforcing bar, this kind of mode, compared with the prior art, need the manual effort that provides the cutting wheel cutting reinforcing bar of operating personnel, not only convenient operation, it is more laborsaving, and stability between reinforcing bar and the cutting machine is better in the cutting process, operating personnel still can carry out one-hand operation, the very big cutting that has made things convenient for the reinforcing bar, especially when carrying out the reinforcing bar cutting to the narrow and small position in certain space on the building, the advantage of this kind of mode is more outstanding.

The first supporting unit 1 further comprises a side plate 104, the side plate 104 is mounted on the shell of the cutting machine through bolts, and the first supporting rod 101 and the operating rod 103 are both rotatably connected to the side plate 104, so that the first supporting rod 101 and the second supporting rod 205 can be taken down from the cutting machine through a user, synchronous dismounting from the cutting machine is realized, mounting and dismounting are convenient, in the mounting or dismounting process, the relative position relation between the first supporting rod 101 and the second supporting rod 205 cannot be changed, and the existing.

Referring to fig. 3 and 4, one end of the first support rod 101 located at the operating lever 103 is U-shaped, the opening of the inner cavity of the first support rod 101 is rotatably installed with a limiting wheel 105, the second end of the operating lever 103 is opened with a channel groove 106, the limiting wheel 105 is slidably located in the channel groove 106, the end of the first support rod 101 in the U shape has an inner cavity to provide a space for the operating lever 103 to rotate, similarly, the operating lever 103 can drive the first support rod 101 to rotate by the movement of the limiting wheel 105 in the channel groove 106, and the limiting wheel 105 can be moved out of the channel groove 106 by rotating the support rod, so that the first support rod 101 is separated from the operating lever 103, and when the operating lever 103 is combined, the limiting wheel 105 only needs to be rotated to enter the channel groove 106.

The first end of the operating lever 103 is provided with a connecting bolt 107, the first end of the operating lever 103 and the handle of the cutting machine can be combined into a whole through a bolt groove 108 which is arranged at the bottom of the handle of the cutting machine and matched with the connecting bolt 107, so that a complete conventional handle is formed, in such a way, after the operating lever 103 and the handle of the cutting machine are combined into a whole, the whole shape of the operating lever 103 and the handle of the cutting machine is also suitable for being held by an operator, in the specific implementation process, the operating lever can be divided into two parts according to the shape of the handle of the existing cutting machine, one part of the operating lever is used for being fixed on the shell of the cutting machine, and the first end of the operating lever 103 is related to.

The first supporting rod 101 is positioned at two ends of the rotating shaft center of the first supporting rod 101 and distributed along the direction vertical to the side face of the cutting machine in a staggered mode, the hanging block 109 is fixed on the side face of the operating lever 103, so that after the first supporting rod 101 is rotated to be separated from the operating lever 103, the first supporting rod 101 can be hung on the hanging block 109 through the position of the first supporting groove 102 of the first supporting rod 101, the first supporting rod 101 is connected with the operating lever 103 to be stored, in this mode, in the actual use process, the first supporting rod 101 is rotated to enable the limiting wheel 105 to move out of the channel groove 106, so that the first supporting rod 101 is separated from the operating lever 103, then the first supporting rod 101 is rotated to enable the hook-shaped inner cavity formed at the position of the first supporting groove 102 to be hung on the hanging block 109, and then the operating lever 103 is fixed on the handle of the cutting machine to store the whole first supporting unit 1, and it needs to be noted that, the included angle between the two ends of the first supporting rod 101 along the length direction of the first supporting rod 101 can be adjusted according to the state of the first supporting rod 101 after being stored, so that after being stored, the first supporting rod 101 is bent to be located in the range of the side face of the shell of the cutting machine, the first supporting unit 1 after being stored cannot affect the normal use of the cutting machine, and the cutting machine can be freely switched back and forth between the existing state and the state of the scheme.

Referring to fig. 2, in a second embodiment, the cutting machine further includes a second supporting unit 2, referring to fig. 6, the second supporting unit 2 includes an ear seat 201 fixedly mounted on the support plate, a vertically disposed screw 202 is rotatably connected to the ear seat 201, a nut 203 located in an inner cavity of the ear seat 201 and capable of sliding on an inner wall of the ear seat 201 is connected to an outer side of the screw 202 in a threaded manner, a shell plate 204 is fixed to an outer side of the nut 203, and a second supporting rod 205 capable of extending and retracting in the shell plate 204 is inserted into a bottom of the shell plate 204.

The bottom of the second supporting rod 205 is provided with a second supporting groove 206 which is distributed opposite to the first supporting groove 102, and the shell plate 204 is internally provided with a spring 207 of which two ends are respectively connected with the inner top wall of the shell plate 204 and the top of the second supporting rod 205, in the cutting process, when the steel bar moves to the cutting wheel, the spring 207 is compressed through the second supporting rod 205, the deformation of the spring 207 is compressed to exert an acting force on the steel bar, at the moment, the acting force can form a clamping action on the steel bar by matching with the lower supporting rod, the stability of the steel bar is better facilitated, and the clamping acting force is larger along with the deeper cutting of the steel bar, the violent shaking at the moment of cutting the steel bar can be effectively prevented, especially when the steel bar surplus on the building is cut, the tail part of the cut steel bar can be clamped by the mode, and the cut steel bar is prevented from falling down and injuring, not only the security is better, need not like among the prior art moreover, in order to prevent that the reinforcing bar that cuts off from dropping, when the cutting, need the author to remain certain surplus before the reinforcing bar cuts off, then utilize the manual work to break off the reinforcing bar off with the fingers and thumb, this mode is obviously more convenient and safer, especially in the position that the building space is narrow and small or be unfavorable for the operating personnel to exert oneself, even single-handed operation, also only need the operator pinch-off control rod 103 can.

Please refer to fig. 5, in the third embodiment, the second supporting unit 2 and the first supporting unit 1 are provided with a pair, and are respectively disposed at two sides of the cutting machine, and the two operating levers 103 share the same first end, this kind of mode is suitable for centered cutting of the steel bars, especially, in the cutting process, the cutting knife can be kept perpendicular to the radial cutting of the steel bars through clamping at two sides, the stability is strong, the safety is also good, it should be noted that, after one side of the first supporting unit 1 and the second supporting unit 2 is received, the tails of some steel bars can be cut as required, this kind of mode facilitates the steel bars to be cut off directly, therefore, this scheme is functional strong, and is suitable for operators to change freely as required.

The height of the top of the inner wall of the first supporting groove 102 is smaller than the height of the bottom of the cutting wheel of the cutting machine, in such a way that the spring 207 is compressed and cooperates with the first supporting rod 101 and the second supporting rod 205 to form a certain clamping force on the steel bar before the cutting wheel contacts the surface of the steel bar.

The above is only the preferred embodiment of the present invention, not limiting the scope of the present invention, all of which are under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application in other related technical fields is included in the patent protection scope of the present invention.

Claims

1. The utility model provides a hand-held type reinforcement cutting machine for construction which characterized in that includes:

the first supporting unit is arranged on the shell of the cutting machine and used for supporting the steel bars below the cutting wheel of the cutting machine, and the first supporting unit comprises:

the first support rod is rotatably connected to the cutter shell, and one end of the first support rod is provided with a first support groove for accommodating a steel bar;

the operating rod is rotatably connected to the shell of the cutting machine, the first end of the operating rod is located under the handle of the cutting machine, the second end of the operating rod is movably connected with the other end of the first supporting rod, so that when the steel bar is cut, the first end of the operating rod is pinched, the operating rod enables the one end of the first supporting rod to drive the steel bar to move towards the cutting knife through the first supporting groove, and radial acting force along the steel bar is provided for the cutting knife to cut the steel bar.

2. The hand-held reinforcement cutting machine for building construction according to claim 1, wherein the first support unit further comprises a side plate, the side plate is mounted on a housing of the cutting machine by a bolt, and the first support rod and the operation rod are both rotatably connected to the side plate.

3. The hand-held steel bar cutting machine for building construction according to claim 2, wherein one end of the first support rod located at the operating rod is U-shaped, a limiting wheel is rotatably installed at an opening of an inner cavity of the first support rod, a channel groove is formed at the second end of the operating rod, and the limiting wheel is slidably located in the channel groove.

4. The hand-held reinforcement cutting machine for building construction according to claim 2, wherein the first end of the operating lever is provided with a coupling bolt, and the first end of the operating lever and the handle of the cutting machine can be combined into one by providing a bolt groove adapted to the coupling bolt at the bottom of the handle of the cutting machine.

5. The hand-held reinforcement cutting machine for building construction according to claim 2, wherein the first support rods are disposed at both ends of the rotation axis thereof and are disposed in a staggered manner in a direction perpendicular to the side surface of the cutting machine, and a hanging block is fixed to the side surface of the operating lever, so that the first support rods can be hung on the hanging block through the first support grooves of the first support rods after being rotated to be separated from the operating lever, and the first support rods are connected to the operating lever to be stored.

6. The hand-held reinforcing bar cutter for construction according to any one of claims 2 to 5, further comprising a second supporting unit, wherein the second supporting unit comprises:

the screw rod is fixedly installed on the lug seat, the lug seat is connected with a vertically arranged screw rod in a rotating mode, the outer side of the screw rod is connected with a screw cap in a threaded mode, the screw cap is located in an inner cavity of the lug seat and can slide on the inner wall of the lug seat, a shell plate is fixed on the outer side of the screw cap, a second supporting rod capable of stretching out and drawing back in the shell plate is inserted into the bottom of the shell plate, a second supporting groove distributed relative to the first supporting groove is formed in the bottom of the second supporting rod, and a spring is arranged in the shell plate, two ends of the spring are connected to the top wall of the shell plate and the top of.

7. The hand-held reinforcement cutting machine for construction according to claim 6, wherein a pair of the second supporting unit and the first supporting unit are provided and are respectively provided at both sides of the cutting machine, and the two operating levers share the same first end.

8. The hand-held reinforcing bar cutting machine for construction according to claim 7, wherein the height of the top of the inner wall of the first supporting groove is smaller than the height of the bottom of the cutting wheel of the cutting machine.