CN220050369U - Cutting auxiliary device of steel member - Google Patents

Abstract

The utility model relates to the technical field of steel structure engineering, in particular to a cutting auxiliary device for a steel member, which comprises a base, a clamp and an adjustable cutting auxiliary piece; the first chute at the upper part of the base is in sliding fit with the bottom of the clamp, and one end of the base is provided with an adjustable cutting auxiliary piece; when the strip-shaped steel member is cut, the distance between the strip-shaped steel member and the spray gun head is kept unchanged after the proper cutting distance between the strip-shaped steel member and the spray gun head is adjusted, so that the influence on the cutting quality of the steel member due to small shaking in the vertical direction caused by manual or hand shake when the strip-shaped steel member is manually cut is avoided; in addition, because the U-shaped handle on the adjustable cutting auxiliary piece is pushed to be in sliding fit with the second sliding groove, when the adjustable cutting auxiliary piece transversely moves and cuts the strip-shaped steel member, the adjustable cutting auxiliary piece is kept motionless in the vertical direction, and the influence on the cutting quality of the steel member due to small shaking in the vertical direction when the adjustable cutting auxiliary piece is manually cut is avoided.

Description

Cutting auxiliary device of steel member

Technical Field

The utility model relates to the technical field of steel structure engineering, in particular to a cutting auxiliary device for a steel member.

Background

In the steel structure engineering, most steel components are produced in a factory mode, and only the steel components are assembled and debugged on site, so that the method has the advantages of mass production and the guarantee of a quality system. However, in the factory production or assembly process, in order to meet the requirements of customers on steel members with different specifications, the steel members are required to be cut by a cutting device so as to produce the steel members with different lengths.

In the cutting process of the steel member, a worker usually holds a spray gun using acetylene as fuel by hand, makes the flame spraying end of the spray gun face the steel member placed on the ground, then moves the spray gun (spray gun: spray gun), makes flame sprayed by the spray gun move transversely to complete the cutting process of the steel member, but the cutting process is finished by means of manual experience cutting, and the cutting section verticality and flatness of the cut steel member are different due to uneven levels of manual cutting technology, so that the cut steel member can reach unified standard after being subjected to secondary processing, thereby not only increasing manual labor intensity, but also affecting the cutting efficiency of the steel member. The prior art CN201320278441.9 discloses a cutting aid, but the cutting aid is used for cutting tubular pipes, and is not applicable to strip-shaped steel members.

Therefore, the auxiliary cutting structure of the steel member is required to be improved and designed, so that the problem that the quality of the cut strip-shaped steel member is uneven due to the fact that the strip-shaped steel member is manually cut when the strip-shaped steel member is cut in the prior art is solved.

Disclosure of Invention

The utility model aims to provide an auxiliary device for cutting a steel member, which aims to solve the problem that when the existing strip-shaped steel member is cut, the strip-shaped steel member is manually cut, so that the quality of the cut strip-shaped steel member is uneven.

In order to solve the technical problems, the utility model adopts the following technical scheme:

a cutting auxiliary device of a steel member comprises a base, a clamp and an adjustable cutting auxiliary piece; the first sliding chute arranged at the upper part of the base is in sliding fit with the bottom of the clamp, one end of the base is provided with an adjustable cutting auxiliary piece, and the adjustable cutting auxiliary piece comprises a door-shaped bracket, a U-shaped handle, a length adjusting part and a welding hopper; the door-shaped bracket is connected with the upper part of the base, the top of the door-shaped bracket is provided with a second sliding chute which is matched with a first sliding block at one end of the U-shaped handle; the sliding ring on the side wall of the U-shaped handle is matched with the sliding rod connected with the side wall of the door-shaped bracket, and the other end of the U-shaped handle is connected with the fixed end of the length adjusting part; the movable end of the length adjusting part is connected with one end of the connecting rod, and the side wall of the connecting rod is connected with the welding hopper through a supporting bar.

Further, the length adjusting part rod comprises a sleeve and a telescopic pipe, one end of the sleeve is connected with one end of the U-shaped handle, the telescopic pipe is sleeved in the sleeve in a sliding mode, and one end of the telescopic pipe is connected with the connecting rod.

Further, the sleeve and the telescopic pipe are also provided with adjusting parts; the adjusting piece comprises a first pin hole, a second pin hole and a limiting pin; the first pin hole on the sleeve is in adjustable fit with the second pin hole through a limiting pin, and the second pin hole is formed in the telescopic pipe.

Further, the clamp comprises a second sliding block and two L-shaped clamping plates; the second sliding block is matched with the first sliding groove on the upper portion of the base, the upper portion of the second sliding block is connected with the bottoms of the two L-shaped clamping plates, and a clamping member area is arranged between the two L-shaped clamping plates.

Further, a locking piece is arranged on the L-shaped clamping plate and comprises an adjusting bolt and a locking block; the adjusting bolt is matched with a threaded adjusting hole on the L-shaped clamping plate, and the other end of the adjusting bolt is connected with the locking block.

Further, the sliding rod comprises a first connecting rod and a sliding rod; the connecting rods are connected with the side walls of the portal bracket, one other end of each connecting rod is connected with the side wall of the sliding rod, and the sliding rod is matched with the sliding ring.

Further, the welding hopper is arranged into a cavity with a large upper opening and a small lower opening, the spray gun head is arranged in the welding hopper, and a part of the spray gun head extends out of the bottom of the welding hopper.

Further, the bottom of the base is provided with supporting legs.

When in operation, the device comprises: the strip-shaped steel member to be cut is placed at the upper part of the base, passes through the door-shaped bracket and is positioned below the welding hopper; clamping the strip-shaped steel member by using a clamp, installing the spray gun head in a welding hopper, adjusting the proper cutting distance between the spray gun head and the strip-shaped steel member by using a length adjusting part according to the distances (the vertical distances) between the cutting steel member and the spray gun head in different specifications, and then ventilating (ventilating: introducing acetylene) the spray gun head and igniting to enable flame to be sprayed on the surface of the strip-shaped steel member; then, the U-shaped handle is held manually and pushed slowly along the second chute, and in the moving process, the flame sprayed by the spray gun head cuts the strip-shaped steel member in a transverse moving mode above the strip-shaped steel member; when the strip steel member is cut, stopping ventilation of the flame gun, closing the flame gun, removing the clamp, and taking out the cut strip steel member to complete the cutting process of the strip steel member with different heights.

Compared with the prior art, the utility model has at least one of the following beneficial effects:

1. according to the utility model, the base, the adjustable cutting auxiliary piece and the clamp are arranged, so that when the strip-shaped steel member is cut, the distance between the strip-shaped steel member and the spray gun head is kept still after the proper cutting distance between the strip-shaped steel member and the spray gun head is adjusted, and the influence on the cutting quality of the steel member due to small shaking in the vertical direction caused by manual or hand tremble during manual cutting is avoided; in addition, the U-shaped handle on the adjustable cutting auxiliary piece is pushed to be in sliding fit with the second sliding groove, so that the adjustable cutting auxiliary piece is kept motionless in the vertical direction when the adjustable cutting auxiliary piece transversely moves and cuts the strip-shaped steel member, and the influence on the cutting quality of the steel member due to small shaking in the vertical direction when the adjustable cutting auxiliary piece is manually cut is avoided; the strip-shaped steel member cutting machine solves the problem that when the existing strip-shaped steel member is cut, the strip-shaped steel member is manually cut, so that the quality of the cut strip-shaped steel member is uneven.

2. According to the utility model, by arranging the adjustable cutting auxiliary and the clamp, when the strip-shaped steel members with different heights are cut, the cutting distance between the welding hopper (the welding hopper is provided with the cutting spray gun) and the strip-shaped steel members is firstly adjusted aiming at different heights of the steel members, and then the clamp is matched for clamping the steel members with different heights, so that the auxiliary operation before cutting the strip-shaped steel members with different heights is completed, and the practicability of the equipment is further improved.

Drawings

FIG. 1 is a schematic view of a first orientation of the present utility model (without a lance installed).

Fig. 2 is a schematic view of a second orientation of the structure of the present utility model (without the lance installed).

FIG. 3 is a schematic view of the integration of the adjustable cutting aids in the structure of the present utility model.

FIG. 4 is a schematic view of the integration of the base, chute I and clamp in the structure of the present utility model.

FIG. 5 is a schematic view showing the integration of the L-shaped clamping plate and the locking member in the structure of the present utility model.

FIG. 6 is a schematic view of the integration of a portion of the adjustable cutting assistance member in the structure of the present utility model.

FIG. 7 is a schematic diagram of the structural operation of the present utility model (with steel components, spray gun and gas delivery tube added).

In the figure, a 1-base, a 2-clamp, a 3-chute I, a 4-handle, a 5-length adjusting part and a 6-supporting bar, 7-welding hopper, 8-sliding chute II, 9-sliding block I, 10-sliding ring, 11-sliding rod and 12-sleeve, 13-telescopic tubes, 14-limiting pins, 15-sliding blocks II, 16-L-shaped clamping plates, 17-adjusting bolts, 18-locking blocks, 19-connecting rods I, 20-sliding rods, 21-supporting legs, 22-connecting rods and 23-door-shaped brackets.

Detailed Description

The present utility model will be further described in detail with reference to the drawings and examples, as shown in fig. 1-7, in order to make the objects, technical solutions and advantages of the present utility model more apparent. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the scope of the utility model.

Examples

Referring to fig. 1-2, a cutting auxiliary device for steel members comprises a base 1, a clamp 2 and an adjustable cutting auxiliary; a first sliding chute 3 formed in the upper part of the base 1 is in sliding fit with the bottom of the clamp 2, one end of the base 1 is provided with an adjustable cutting auxiliary piece, and the adjustable cutting auxiliary piece comprises a door-shaped bracket 23, a U-shaped handle 4, a length adjusting part 5, an angle adjusting bolt 6 and a welding hopper 7; the door-shaped bracket 3 is connected with the upper part of the base 1, the top of the door-shaped bracket 23 is provided with a second chute 8, and the second chute 8 is matched with a first slide block 9 at one end of the U-shaped handle 4; the slip ring 10 on the side wall of the U-shaped handle 4 is matched with the slide bar 11 connected with the side wall of the door-shaped bracket 23, and the other end of the U-shaped handle 4 is connected with the fixed end of the length adjusting part 5; the movable end of the length adjusting part 5 is connected with one end of a connecting rod 22, and the side wall of the connecting rod 22 is connected with the welding hopper 7 through a supporting bar 6.

When in operation, the strip-shaped steel member to be cut is placed on the upper part of the base 1, and the strip-shaped steel member passes through the door-shaped bracket 23 and is positioned below the welding hopper 7; clamping the strip-shaped steel member by using a clamp 2, installing a spray gun head in a welding hopper 7, aiming at the distances (the vertical distance) between the cutting steel member and the spray gun head with different specifications, adjusting the proper cutting distance between the spray gun head and the strip-shaped steel member by using a length adjusting part 5, then ventilating (ventilating: acetylene) the spray gun head and igniting to enable flame to be sprayed on the surface of the strip-shaped steel member; then, the U-shaped handle 4 is held manually and pushed slowly along the second chute 8, and during the moving process, the flame sprayed by the spray gun head cuts the strip-shaped steel member in a transverse moving mode above the strip-shaped steel member; when the strip steel member is cut, stopping ventilation of the flame gun, closing the flame gun, removing the clamp 2, and taking out the cut strip steel member to complete the cutting process of the strip steel member with different heights.

In the cutting mode, after the proper cutting distance between the strip-shaped steel member and the spray gun head is adjusted, the distance between the strip-shaped steel member and the spray gun head is kept still, so that the influence on the cutting quality of the steel member due to small shaking in the vertical direction caused by manual or hand shake when the cutting is performed manually is avoided; in addition, because the U-shaped handle 4 on the adjustable cutting auxiliary part is pushed to be in sliding fit with the second sliding groove 8, when the adjustable cutting auxiliary part transversely moves and cuts the strip-shaped steel member, the adjustable cutting auxiliary part is kept motionless in the vertical direction, and the influence on the cutting quality of the steel member due to small shaking in the vertical direction when the cutting auxiliary part is manually cut is avoided.

Referring to fig. 1, 3 and 6, the length adjusting part 5 for adjusting the distance between the welding hopper 7 and the member is composed of a sleeve 12 and a telescopic tube 13, wherein the sleeve 12 and the telescopic tube 13 are combined for adjusting the height of the welding hopper 7 with a connecting rod 22 through an angle adjusting bolt 6; specifically, one end of the sleeve 12 is connected with one end of the U-shaped handle 4, a telescopic pipe 13 is sleeved in the sleeve 12 in a sliding manner, and one end of the telescopic pipe 13 is connected with the connecting rod 22.

It should be noted that, the sleeve 12 is provided with a rectangular cavity with one open end, the inner wall of the sleeve 12 is provided with a sliding groove, the sliding groove is matched with the strip-shaped sliding block on the outer wall of the telescopic pipe 13, and the sliding process of the telescopic pipe 13 relative to the sleeve 12 is realized.

In practical application, when the member (the member: the strip-shaped pipeline) is cut, the distance between the telescopic pipe 13 and the sleeve 12 can be adjusted for the strip-shaped pipelines with different heights, so that the welding hopper 7 and the strip-shaped pipelines with different heights can be further adjusted, and the cutting process of the strip-shaped pipelines with different heights can be conveniently performed by flame sprayed by the spray gun head in the welding hopper 7.

Referring to fig. 1, 3 and 6, in the use process of the telescopic tube 13 and the sleeve 12 in the length adjusting portion 5, in order to prevent the telescopic tube 13 from sliding relative to the sleeve 12, the sleeve 12 and the telescopic tube 13 are further provided with adjusting members, each of which further includes a pin hole one, a pin hole two and a limiting pin 14; the limiting pin 14, the first pin hole and the second pin hole are matched, so that the sliding trend of the telescopic pipe 13 is prevented; specifically, the first pin hole is formed in the sleeve 12, the second pin hole is formed in the telescopic tube 13, the limiting pin 14 is inserted into the first pin hole and the second pin hole, on one hand, the sliding trend of the telescopic tube 3 is prevented, and on the other hand, the adjustable fit between the telescopic tube 3 and the sleeve 12 is realized.

Referring to fig. 4 and 5, in the process of cutting a member (member: a strip-shaped pipe), a clamp 2 for clamping the member is composed of a second slider 15 and two L-shaped clamping plates 16; the second slider 15 is used for driving the two L-shaped clamping plates 16 to move in opposite directions or back to back so as to realize the clamping or releasing process of the component between the two L-shaped clamping plates 16; specifically, the second slider 15 is matched with the first chute 3 on the upper portion of the base 1, the upper portion of the second slider 15 is connected with the bottoms of the two L-shaped clamping plates 16, and a clamping member area is arranged between the two L-shaped clamping plates 16.

Referring to fig. 4 and 5, when the L-shaped clamping plates 16 in the clamp 2 clamp the member (member: strip-shaped pipe), in order to prevent the two L-shaped clamping plates 16 from moving back to back, locking members are disposed on the L-shaped clamping plates 16, and each locking member is composed of an adjusting bolt 17 and a locking block 18; the adjusting bolt 17 is used for adjusting the locking block 18 to be contacted with the upper part of the base 1 so as to lock the clamp 2; specifically, the adjusting bolt 17 is in threaded fit with a threaded adjusting hole, the threaded adjusting hole is formed in the L-shaped clamping plate 16, and the other end of the adjusting bolt 17 is connected with the upper portion of the rectangular locking block 18.

In practical application, when the two L-shaped clamping plates 16 clamp the component, the adjusting bolts 17 positioned at the L-shaped clamping plates 16 are screwed, so that the bottoms of the locking blocks 18 are contacted with the upper parts of the bases, and the movement of the two L-shaped clamping plates is prevented, so that the stability of clamping the component is further improved.

Referring to fig. 3, in the moving process of the U-shaped grip 4, the slide bar 11 adapted to the slip ring 10 on the U-shaped grip 4 includes a connecting bar 19 and a sliding bar 20; the first connecting rod 19 is used for connecting the portal bracket 23 and the sliding rod 20, and the sliding rod 20 is used for being in sliding fit with the slip ring 10; specifically, the first connecting rods 19 are symmetrically arranged in two, each first connecting rod 19 is connected with the side wall of the portal frame 23, the other end of each first connecting rod 19 is connected with the side wall of the sliding rod 20, and the cylindrical sliding rod 20 is matched with the annular sliding ring 10.

Referring to fig. 6 and 7, in order to mount the spray gun head during the acetylene flame cutting process, the spray gun head is sleeved inside the welding hopper 7, the welding hopper 7 is a cavity with a large upper opening and a small lower opening, and the flame end of the spray gun head extends out from the bottom of the welding hopper 7.

In actual application, the spray gun head is installed in the welding hopper 7, the air inlet end of the spray gun head is connected with the air outlet end (the air outlet end is provided with an adjusting valve) on the acetylene tank body through an air transmission pipe, and the connection process of basic air supply to the spray gun head is completed; as for the more detailed mounting steps, the prior art will not be described in detail.

Referring to fig. 1, in order to form a support for the base 1, a leg 21 is provided at the bottom of the base 1, and the leg 21 is divided into four legs to form a stable support for the base 1.

Finally, it should be explained that: when in use, the balancing weight can be automatically added on the upper part of the base 1 to adjust the gravity center of the base, thereby avoiding the phenomenon of turnover caused by uneven distribution of the gravity center of the base.

Although the utility model has been described herein with reference to a number of illustrative embodiments thereof, it should be understood that numerous other modifications and embodiments can be devised by those skilled in the art that will fall within the scope and spirit of the principles of this disclosure. More specifically, various variations and modifications may be made to the component parts and/or arrangements of the subject combination arrangement within the scope of the disclosure, drawings and claims. In addition to variations and modifications in the component parts and/or arrangements, other uses will be apparent to those skilled in the art.

Claims (8)

1. A cutting assistance device for steel members, characterized in that: comprises a base (1), a clamp (2) and an adjustable cutting auxiliary; the first sliding chute (3) at the upper part of the base (1) is in sliding fit with the bottom of the clamp (2), one end of the base (1) is provided with an adjustable cutting auxiliary piece, and the adjustable cutting auxiliary piece comprises a door-shaped bracket (23), a U-shaped grip (4), a length adjusting part (5) and a welding hopper (7); the door-shaped bracket (23) is connected with the upper part of the base (1), a second sliding chute (8) is formed in the top of the door-shaped bracket (23), and the second sliding chute (8) is matched with a first sliding block (9) at one end of the U-shaped handle (4); the sliding ring (10) on the side wall of the U-shaped handle (4) is matched with the sliding rod (11) connected with the side wall of the door-shaped bracket (23), and the other end of the U-shaped handle (4) is connected with the fixed end of the length adjusting part (5); the movable end of the length adjusting part (5) is connected with one end of a connecting rod (22), and the side wall of the connecting rod (22) is connected with a welding hopper (7) through a supporting bar (6).

2. A cutting assistance apparatus for a steel member according to claim 1, wherein: the length adjusting part (5) comprises a sleeve (12) and a telescopic tube (13), one end of the sleeve (12) is connected with one end of the U-shaped handle (4), the telescopic tube (13) is sleeved in the sleeve (12) in a sliding manner, and one end of the telescopic tube (13) is connected with the connecting rod (22).

3. A cutting assistance apparatus for a steel member according to claim 2, wherein: the sleeve (12) and the telescopic pipe (13) are also provided with adjusting parts; the adjusting piece comprises a first pin hole, a second pin hole and a limiting pin (14); the first pin hole on the sleeve (12) is adjustably matched with the second pin hole through a limiting pin (14), and the second pin hole is arranged on the telescopic pipe (13).

4. A cutting assistance apparatus for a steel member according to claim 1, wherein: the clamp (2) comprises a sliding block II (15) and two L-shaped clamping plates (16); the second sliding block (15) is matched with the first sliding groove (3) on the upper portion of the base (1), the upper portion of the second sliding block (15) is connected with the bottoms of the two L-shaped clamping plates (16), and a clamping member area is arranged between the two L-shaped clamping plates (16).

5. A cutting assistance apparatus for a steel member according to claim 4, wherein: the L-shaped clamping plate (16) is provided with a locking piece, and the locking piece comprises an adjusting bolt (17) and a locking block (18); the adjusting bolt (17) is matched with a threaded adjusting hole on the L-shaped clamping plate (16), and the other end of the adjusting bolt (17) is connected with the locking block (18).

6. A cutting assistance apparatus for a steel member according to claim 1, wherein: the sliding rod (11) comprises a first connecting rod (19) and a sliding rod (20); the first connecting rods (19) are connected with the side walls of the door-shaped bracket (23), the other end of each first connecting rod (19) is connected with the side wall of the sliding rod (20), and the sliding rod (20) is matched with the sliding ring (10).

7. A cutting assistance apparatus for a steel member according to claim 1, wherein: the welding hopper (7) is a cavity with a large upper opening and a small lower opening, the spray gun head is arranged in the welding hopper (7), and a part of the spray gun head extends out of the bottom of the welding hopper (7).

8. A cutting assistance apparatus for a steel member according to claim 1, wherein: the bottom of the base (1) is provided with a supporting leg (21).