CN216758377U - Portable threaded rod cutting machine - Google Patents

Abstract

The utility model discloses a portable threaded rod cutting machine, belongs to the field of cutting tools, and aims to facilitate effective anticorrosive treatment of a cut threaded rod. The leg comprises an L-shaped leg, wherein the leg comprises a leg part and a foot part; the foot part is provided with an insertion hole which penetrates through the foot part along the longitudinal direction of the supporting leg; the leg part is provided with a first cavity extending along the longitudinal direction of the supporting leg and communicated with the insertion hole and a second cavity extending along the transverse direction of the supporting leg and communicated with the first cavity; a cutting head is matched in the cavity II in a sliding way; a top column is matched in the first cavity in a sliding way; and is provided with a driving mechanism for driving the ejection column to move. Through the setting that the chamber was held to fore-set, crop and solution, realized converting the axis motion along cavity one of fore-set into the crop along the rectilinear motion of perpendicular to cavity one, the motion route of crop is short, and the external diameter of landing leg is littleer, can chisel the notch that adapts to with landing leg external diameter on the wall body of installing the threaded rod, stretch into the notch with the foot of landing leg and accomplish the cutting of threaded rod, do benefit to the notched anticorrosive treatment of threaded rod.

Description

Portable threaded rod cutting machine

Technical Field

The utility model belongs to the field of cutting tools, and particularly relates to a portable threaded rod cutting machine.

Background

With the rapid development of the infrastructure scale, one high building is pulled out of the ground, and the building market is prosperous. The construction process is difficult to meet with a lot of troublesome construction problems, and the construction technology can be adapted to the present building market only by continuously improving the construction technology. Most such as high-rise building and basement all can adopt the shear force wall structure, when carrying out the construction of shear force wall, all can meet the problem of the threaded rod later stage excision of split. Currently, cutting of threaded rods is usually performed using a hand-held rebar cutting machine with serrated cutting blades or a hand-held rebar cutting pliers with pliers cutting heads. The portable steel bar cutting pliers can only cut the wall body and the portable steel bar cutting pliers because the sawtooth cutting piece is in a circular shape. And after the flat wall body is cut, coating an anticorrosive coating for protection. However, the protective layer of the threaded rod is not good in protection effect and durability due to the adoption of the mode, and the threaded rod can be corroded after a period of time, so that water leakage is caused, and the safety of the structure is influenced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the screw rod is poor in anti-corrosion treatment effect after the existing cutting machine cuts the screw rod, and provides a portable threaded rod cutting machine which is beneficial to effective anti-corrosion treatment after the screw rod is cut.

The technical scheme adopted by the utility model is as follows: a portable threaded rod cutting machine comprises a support leg, wherein the support leg is L-shaped and comprises a leg part and a foot part; the foot part is provided with an insertion hole which penetrates through the foot part along the longitudinal direction of the supporting leg; the leg part is provided with a first cavity extending along the longitudinal direction of the supporting leg and a second cavity extending along the transverse direction of the supporting leg; the inner end of the cavity II is communicated with the cavity I, and the outer end of the cavity II is communicated with the insertion hole; a cutting head which is in sliding fit with the inner wall of the cavity II along the longitudinal direction of the cavity II is arranged in the cavity II; a top column which is in sliding fit with the inner wall of the cavity along the longitudinal direction of the cavity is arranged in the cavity I; a closed solution containing cavity for containing liquid is surrounded by the cutting head, the inner wall of the first cavity, the inner wall of the second cavity and the top column; and a driving mechanism for driving the ejection column to move is arranged at the other end of the ejection column relative to the second cavity.

Furthermore, a groove capable of allowing the cutting head to be inserted is formed in the inner wall of the insertion hole, and the groove and the cavity are arranged oppositely.

Furthermore, the leg parts of the supporting legs are cuboid; the foot part of the supporting leg is in a cuboid shape.

Further, the first cavity comprises a cylindrical section and a conical section; the conical section is in a gradually reduced conical shape from one end butted with the cylindrical section to one end connected with the cavity body II.

Furthermore, the communication position of the first cavity and the second cavity is positioned at the rear side of the tail part of the head cutting part.

Furthermore, the driving mechanism is a hydraulic cylinder, and a piston rod end of the hydraulic cylinder acts on the other end of the ejection column opposite to the second cavity.

Further, still include the organism, the organism is hollow tube structure, the pneumatic cylinder sets up in the organism.

Furthermore, one end of the machine body is connected with the other end of the leg part opposite to the foot part; the other end of the machine body is provided with a handle.

The utility model has the beneficial effects that: this portable threaded rod cutting machine, the fore-set through cavity one, crop and solution in the cavity two hold the setting in chamber, the axis motion conversion along cavity one with the fore-set has been realized and the rectilinear motion of crop along perpendicular to cavity one is realized, the threaded rod cutting is realized, the motion path of crop is short, and the external diameter of landing leg is littleer, make can chisel the notch that adapts to with landing leg external diameter on the wall body of installing the threaded rod, stretch to the foot of landing leg in the notch and accomplish the cutting of threaded rod, treat to cut and seal the notch after accomplishing, just can avoid the threaded rod incision to expose, do benefit to the notched anticorrosive treatment of threaded rod, prolong its life. Through crop cutting, can not produce the dust, reduced the health damage risk to the operation personnel. And the whole structure is simple and the operation is easy.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a cross-sectional view of the present invention;

fig. 3 is a partially enlarged view of a portion a of fig. 2.

In the figure, a leg part 1, a first cavity 1A, a cylindrical section 1A1, a conical section 1A2, a second cavity 1B, a foot part 2, an insertion hole 2A, a groove 2A1, a cutting head 3, a top column 4, a solution containing cavity 5, a hydraulic cylinder 6, a machine body 7 and a handle 8.

Detailed Description

The utility model is further described below with reference to the following figures and examples:

a hand-held threaded rod cutting machine, as shown in fig. 1 and 2, comprises legs which are L-shaped and comprise a leg part 1 and a foot part 2; the foot part 2 is provided with an insertion hole 2A which penetrates through the foot part 2 along the longitudinal direction of the supporting leg; the leg part 1 is provided with a first cavity 1A extending along the longitudinal direction of the leg and a second cavity 1B extending along the transverse direction of the leg; the inner end of the cavity II 1B is communicated with the cavity I1A, and the outer end of the cavity II is communicated with the insertion hole 2A; a cutting head 3 which is in sliding fit with the inner wall of the cavity II 1B along the longitudinal direction of the cavity II 1B is arranged in the cavity II 1B; a top column 4 which is in sliding fit with the inner wall of the cavity I1A along the longitudinal direction of the cavity I1A is arranged in the cavity I1A; a closed solution containing cavity 5 for containing liquid is surrounded by the cutting head 3, the inner wall of the cavity I1A, the inner wall of the cavity II 1B and the top column 4; and a driving mechanism for driving the ejection column 4 to move is arranged at the other end of the ejection column 4 relative to the second cavity 1B.

The utility model discloses a portable threaded rod cutting machine, wherein an insertion hole 2A on a foot part 2 is used for inserting a threaded rod, and the axial direction of the insertion hole 2A is parallel to the axis of a leg part 1. The first cavity 1A is used for installing the top column 4 and plays a role in guiding the movement of the top column 4. The second cavity 1B is used for installing the cutting head 3 and plays a role in guiding the movement of the cutting head 3, so that the cutting head 3 moves perpendicular to the axis of the insertion hole 2A. Solution holds and is used for splendid attire liquid in the chamber 5, when the fore-set 4 moved to 2 sides of foot along cavity 1A, solution held the liquid pressurized in the chamber 5 and transmitted the afterbody of the interior contact 3 of cavity two 1B with pressure, promoted the contact 3 and removed in patchhole 2A, cut off the threaded rod. And the driving mechanism is used for driving the top column 4 to move along the axial direction of the cavity 1A. When the threaded rod is cut off, the driving mechanism, the top column 4 and the cutting head 3 are reset.

This portable threaded rod cutting machine, fore-set 4 through cavity 1A, crop 3 and the setting that solution held chamber 5 in the two 1B of cavity, realized converting into crop 3 along the linear motion of perpendicular to cavity 1A with the axis motion of fore-set 4 along cavity 1A, realize the threaded rod cutting, crop 3's motion path is short, and the external diameter of landing leg is littleer, make can chisel the notch that adapts to with landing leg external diameter on the wall body of installing the threaded rod, stretch into the cutting of accomplishing the threaded rod in the notch with the foot 2 of landing leg, treat to cut and seal the notch after accomplishing, just can avoid the threaded rod incision to expose, do benefit to the notched anticorrosive treatment of threaded rod, prolong its life.

In order to allow the cutting head 3 to pass through the insertion hole 2A completely and ensure complete cutting, as shown in fig. 3, a groove 2A1 for allowing the cutting head 3 to be inserted is provided on the inner wall of the insertion hole 2A, and the groove 2A1 is disposed opposite to the cavity two 1B.

The legs may be cylindrical, but for ease of manufacture, it is preferred that the legs 1 of the legs are cuboid; the leg part 2 of the leg is rectangular.

The cavity one 1A may be cylindrical with a constant diameter along its axial direction, but in order to transmit the pressure to the cutting head 3 more effectively, it is preferable that the cavity one 1A includes a cylindrical section 1A1 and a tapered section 1A 2; the conical section 1A2 is tapered from the end abutting against the cylindrical section 1A1 to the end connected with the cavity II 1B.

In order to facilitate pushing the cutting head 3, the communication part of the first cavity 1A and the second cavity 1B is positioned at the rear side of the tail part of the cutting head 3.

The driving mechanism can be a screw rod driven by a motor and the like, optimally, the driving mechanism is a hydraulic cylinder 6, and the piston rod end of the hydraulic cylinder 6 acts on the other end, opposite to the cavity II 1B, of the ejection column 4. The hydraulic cylinder 6 is easy to obtain and convenient to use.

In order to protect the hydraulic cylinder 6 and improve the integrity of the portable threaded rod cutting machine, the portable threaded rod cutting machine further comprises a machine body 7, wherein the machine body 7 is of a hollow cylinder structure, and the hydraulic cylinder 6 is arranged in the machine body 7.

For the convenience of holding, one end of the body 7 is connected with the other end of the leg part 1 opposite to the foot part 2; the other end of the body 7 is provided with a handle 8. The handle 8 may be provided on a side wall of the body 7. The handle 8 is arranged at the end part of the machine body 7, so that the use is more convenient.

The method for cutting the shear wall threaded rod by using the portable threaded rod cutting machine comprises the following steps:

firstly, chiseling a rectangular notch with a certain depth on a shear wall which is constructed and reaches a certain strength, and enabling a threaded rod to be positioned in the middle of the rectangular notch;

then, the portable cutting machine is horizontally placed, and the supporting legs are opposite to the rectangular notches;

then, the insertion holes 2A of the feet 2 of the supporting legs penetrate through the threaded rods to abut against the wall;

next, starting the hydraulic cylinder 6, jacking the top pillar 4 for a certain distance, pushing out the cutting head 3 through liquid force transmission, and cutting the shear wall threaded rod;

after cutting, the hydraulic cylinder 6 retracts, the liquid retracts, the cutting head 3 is restored to the original position under the condition of the pressure difference between the inside and the outside of the solution containing cavity 5, and the portable cutting machine is taken out;

and finally, filling the notch of the shear wall with fine aggregate concrete.

This mode, because the portable cutting machine operation is simple and easy, the portable just can the operation, and the efficiency of cutting the shear force wall is high, has shortened operating time, has improved the construction progress, has increased the possibility of the smooth completion in the time limit for a project.

The portable cutting machine is different from rotary disc cutting, dust is not generated, and health threats to operating personnel are reduced to a certain extent;

the anti-corrosion protective layer can stretch into the shear wall for operation, the problem that the thickness of the protective layer is not enough after construction of the threaded rod of the shear wall can be solved, the possibility that the threaded rod is corroded is reduced, the durability of the threaded rod is improved, the water leakage problem is not easy to occur, and the construction quality is improved. Moreover, the portable cutting machine is simple in structure, low in manufacturing and using cost and capable of reducing the cost of later quality maintenance.

Claims (8)

1. Portable threaded rod cutting machine, its characterized in that: the leg comprises a leg, wherein the leg is L-shaped and comprises a leg part (1) and a foot part (2); the foot part (2) is provided with an insertion hole (2A) which penetrates through the foot part (2) along the longitudinal direction of the supporting leg; the leg part (1) is provided with a first cavity (1A) extending along the longitudinal direction of the supporting leg and a second cavity (1B) extending along the transverse direction of the supporting leg; the inner end of the cavity II (1B) is communicated with the cavity I (1A), and the outer end of the cavity II is communicated with the insertion hole (2A); a cutting head (3) which is in longitudinal sliding fit with the inner wall of the cavity II (1B) along the cavity II (1B) is arranged in the cavity II (1B); a top column (4) which is in longitudinal sliding fit with the inner wall of the cavity I (1A) along the cavity I (1A) is arranged in the cavity I (1A); a closed solution containing cavity (5) for containing liquid is surrounded by the cutting head (3), the inner wall of the first cavity (1A), the inner wall of the second cavity (1B) and the top column (4); and a driving mechanism for driving the ejection column (4) to move is arranged at the other end of the ejection column (4) relative to the second cavity (1B).

2. A hand-held threaded rod cutting machine as claimed in claim 1 wherein: a groove (2A1) which can accommodate the insertion of the cutting head (3) is arranged on the inner wall of the insertion hole (2A), and the groove (2A1) is arranged opposite to the second cavity (1B).

3. A hand-held threaded rod cutter according to claim 1 or 2 wherein: the leg parts (1) of the supporting legs are cuboid; the foot part (2) of the supporting leg is in a cuboid shape.

4. A hand-held threaded rod cutting machine according to claim 1 or 2 wherein: the first cavity (1A) comprises a cylindrical section (1A1) and a conical section (1A 2); the conical section (1A2) is in a tapered shape from one end butted with the cylindrical section (1A1) to one end connected with the second cavity (1B).

5. A hand-held threaded rod cutter according to claim 1 or 2 wherein: the communicating part of the first cavity (1A) and the second cavity (1B) is positioned at the rear side of the tail part of the cutting head (3).

6. A hand-held threaded rod cutter according to claim 1 or 2 wherein: the driving mechanism is a hydraulic cylinder (6), and the piston rod end of the hydraulic cylinder (6) acts on the other end, opposite to the cavity II (1B), of the ejection column (4).

7. A hand-held threaded rod cutting machine according to claim 6 wherein: the hydraulic cylinder is characterized by further comprising a machine body (7), wherein the machine body (7) is of a hollow cylinder structure, and the hydraulic cylinder (6) is arranged in the machine body (7).

8. A hand-held threaded rod cutting machine according to claim 7 wherein: one end of the body (7) is connected with the other end of the leg part (1) opposite to the foot part (2); the other end of the machine body (7) is provided with a handle (8).

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