CN210132111U

CN210132111U - Clamp for cutting thin-wall steel pipe

Info

Publication number: CN210132111U
Application number: CN201920917804.6U
Authority: CN
Inventors: 陈发
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-06-18
Filing date: 2019-06-18
Publication date: 2020-03-10
Anticipated expiration: 2029-06-18

Abstract

The utility model relates to an anchor clamps especially relate to an anchor clamps are used in thin wall steel pipe cutting. The utility model aims at providing an improve notched quality when thin wall steel pipe cuts, reduction in production cost when cutting the thin wall steel pipe, carries out the thin wall steel pipe cutting anchor clamps of fixing and protection to the thin wall steel pipe effectively. The technical scheme is as follows: a clamp for cutting a thin-wall steel pipe comprises a base and a support, wherein the support is arranged at the top of the base. The utility model discloses use the plastic tubing to support the inner wall of thin-walled steel pipe, when cutting the thin-walled steel pipe, the noise when the plastic tubing can reduce the cutting, it warp when also can preventing that the thin-walled steel pipe from receiving vibrations and extrusion, the defective products that the thin-walled steel pipe warp the production when cutting has been reduced effectively, start the hot plate moreover with heat transfer for the heat conduction casing, can make the heat conduction casing with the plastic tubing heating deformation, make plastic pipe spare and thin-walled steel pipe inner wall closely paste, guarantee the roughness after the thin-walled steel pipe end face cutting.

Description

Clamp for cutting thin-wall steel pipe

Technical Field

The utility model relates to an anchor clamps especially relate to an anchor clamps are used in thin wall steel pipe cutting.

Background

The thin-wall steel pipe is a pipe with a hollow interior made of a steel belt or a steel plate with the thickness of 0.6-2 mm by a special welding technology, and is widely applied to the industries of aerospace, petrochemical industry, food medical treatment and the like. However, the rigidity is poor, and the deformation is difficult to control during machining, and cutting vibration is generated, so that the machining quality of the part is difficult to ensure. Therefore, how to improve the machining precision of the thin-wall parts is the focus of research.

At present, a clamp is usually used for radially clamping a thin-wall steel pipe, and then a grinding wheel or a metal circular saw is used for cutting, but the thin-wall steel pipe is easy to deform during clamping due to poor thin-wall rigidity, and the steel is used as a difficult-to-cut material, so that the deformation is obvious in the cutting process, and therefore the thin-wall steel pipe is difficult to machine, is easy to deform, and is not easy to protect during cutting, and the production cost is high.

Therefore, it is necessary to design a jig for cutting a thin-walled steel pipe, which can improve the quality of a cut when the thin-walled steel pipe is cut, reduce the production cost, effectively protect the thin-walled steel pipe when the thin-walled steel pipe is cut, and maintain the roundness of the cut thin-walled steel pipe.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing an improve notched quality when thin wall steel pipe cuts, reduction in production cost, when cutting thin wall steel pipe, fix the anchor clamps for thin wall steel pipe cutting with the protection to the thin wall steel pipe effectively, take place to warp easily when overcoming the thin wall steel pipe cutting, lead to thin wall steel pipe processing difficulty, produce the defective products easily during the cutting, increase manufacturing cost's shortcoming.

The technical scheme is as follows: the utility model provides a thin wall is anchor clamps for steel pipe cutting, is equipped with the support including base and support, base top, still including fixed pipe, ring plate and adjustment mechanism, the support top is equipped with fixed pipe, and fixed intraductal slidingtype is equipped with the ring plate, and fixed intraductal lateral wall is installed and is used for adjusting the adjustment mechanism of ring plate height.

In a preferred embodiment of the present invention, the adjusting mechanism includes a slider, a knob, a first screw and a first nut, the side wall of the fixed tube is provided with a sliding groove, the sliding groove is provided with a slider, one side of the slider is connected with the annular plate, the fixed tube is rotatably provided with the first screw, the bottom of the first screw is provided with the knob, the first screw is engaged with the first nut, and the first nut is connected with the other side of the slider.

The utility model discloses a preferred embodiment, still including elevating system, elevating system is including the guide arm, the fixed plate, the bearing frame, gear motor, the second screw rod, second nut and fly leaf, base top circumference distributes there are three guide arms at least, guide arm upper portion is connected with the fixed plate, the symmetry is equipped with the bearing frame in the middle of the fixed plate middle part and the base top, install gear motor in the base, be equipped with the second screw rod between in the upper and lower square bearing frame, second screw rod bottom is connected with gear motor's output shaft, the cooperation has the second nut on the second screw rod, second nut outer wall is equipped with the fly leaf, the guide arm runs through the fly leaf, guide arm and fly leaf sliding fit.

The utility model discloses a preferred embodiment, still including cylinder, cardboard, heat conduction casing, hot plate and oval template, the cylinder is all installed to the fixed plate top left and right sides, is equipped with the cardboard on the telescopic link of cylinder, has placed the heat conduction casing between the cardboard top in both sides, installs the hot plate in the heat conduction casing, and heat conduction casing bottom is equipped with oval template, and the telecentric end in oval template both sides is located the cardboard below.

The utility model has the advantages that: the utility model discloses use the plastic tubing to support the inner wall of thin-walled steel pipe, when cutting the thin-walled steel pipe, the noise when the plastic tubing can reduce the cutting, also can prevent that the thin-walled steel pipe from receiving vibrations and deformation when extrudeing, the defective products that the thin-walled steel pipe warp the production when cutting has been reduced effectively, and the start-up hot plate gives the heat conduction casing with the heat transfer, can make the heat conduction casing warp with the plastic tubing heating, make plastic pipe spare and thin-walled steel pipe inner wall closely paste, so just so can further support thin-walled steel pipe inner wall, guarantee the roughness after the thin-walled steel pipe end face cutting. And the plastic pipe is a common pipe fitting, so that the cost is low, and the cutting cost is not increased too much.

Drawings

Fig. 1 is a schematic view of the structure of the present invention.

Fig. 2 is a schematic front view of a first part of the present invention.

Fig. 3 is a schematic front view of a second part of the present invention.

Wherein the figures include the following reference numerals: the device comprises a base 1, a support 2, a fixed pipe 3, a plastic pipe 4, a sliding chute 5, a sliding block 6, a knob 61, a first screw rod 7, a first nut 8, a circular ring plate 9, a guide rod 10, a fixed plate 11, a bearing seat 12, a speed reducing motor 13, a second screw rod 14, a second nut 15, a movable plate 16, a cylinder 17, a clamping plate 18, a heat conducting shell 19, a heating plate 20, an oval plate 21, a cutting machine 22 and a thin-wall steel pipe 101.

Detailed Description

Although the present invention may be described with respect to particular applications or industries, those skilled in the art will recognize the broader applicability of the invention. Those of ordinary skill in the art will recognize other factors such as: terms such as above, below, upward, downward, and the like are used to describe the accompanying drawings and are not meant to limit the scope of the invention as defined by the appended claims. Such as: any numerical designation of first or second, and the like, is merely exemplary, and is not intended to limit the scope of the invention in any way.

First embodiment

The utility model provides a thin wall is anchor clamps for steel pipe cutting, refer to fig. 1 and fig. 2, including base 1 and support 2, base 1 top is equipped with support 2, be connected through welded connection's mode between support 2 and the base 1, still including fixed pipe 3, ring plate 9 and adjustment mechanism, support 2 top is equipped with fixed pipe 3, fixed pipe 3 is hollow cylinder, fixed pipe 3 internal sliding formula is equipped with ring plate 9, fixed pipe 3 inner wall and the contact of ring plate 9 outer wall, the adjustment mechanism that can be used to adjust ring plate 9 height is installed to fixed 3 lateral walls of pipe.

The device is operated in the following way: the thin-wall steel pipe 101 is inserted into the fixed pipe 3, the bottom end of the thin-wall steel pipe 101 abuts against the top of the circular ring plate 9, the height of the circular ring plate 9 is adjusted through the adjusting mechanism, the thin-wall steel pipe 101 moves along with the circular ring plate 9, when the height of the thin-wall steel pipe 101 is adjusted to the cutting position, the cutting machine 22 is placed at the top of the fixed pipe 3, the plastic pipe 4 is sleeved into the thin-wall steel pipe 101, and the top of the plastic pipe 4 exceeds a cutting piece of the cutting machine 22, therefore, when the cutting machine 22 is started to cut the thin-wall steel pipe 101, the plastic pipe 4 supports the inner side of the thin-wall steel pipe 101, and deformation of the pipe wall of the thin. After cutting, the plastic pipe 4 is cut into the cutter grooves, and the plastic pipe 4 can be moved up and down to match the thin-wall steel pipe 101 which is subsequently cut.

Referring to fig. 1 and 2, the adjusting mechanism includes a slider 6, a knob 61, a first screw 7 and a first nut 8, a sliding groove 5 is formed in the side wall of the fixed tube 3, the slider 6 is arranged in the sliding groove 5 in a sliding manner, one side of the slider 6 is connected with a circular plate 9, the first screw 7 is arranged on the outer side of the fixed tube 3 in a rotating manner, the knob 61 is arranged at the bottom of the first screw 7, the first screw 7 is in interference connection with the knob 61, the first nut 8 is matched on the first screw 7, the first nut 8 is connected with the other side of the slider 6, and the slider 6 is respectively connected with the first nut 8 and the circular plate 9 through bolts.

The device is operated in the following way: the knob 61 is rotated in the forward and reverse direction to drive the first screw rod 7 to rotate, the first screw rod 7 rotates to drive the first nut 8 to move up and down, the sliding block 6 and the sliding groove 5 are matched to play a guiding role, and the first nut 8 drives the circular plate 9 to move when moving, so that the length of the thin-wall steel pipe 101 can be conveniently adjusted.

Second embodiment

On the basis of the first embodiment, referring to fig. 1, the lifting device further comprises a lifting mechanism, the lifting mechanism comprises guide rods 10, a fixed plate 11, bearing seats 12, a speed reducing motor 13, a second screw 14, a second nut 15 and a movable plate 16, at least three guide rods 10 are circumferentially distributed on the top of the base 1, the guide rods 10 are perpendicular to the movable plate 16, the upper portions of the guide rods 10 are gradually bent inwards, the fixed plate 11 is connected to the upper portions of the guide rods 10, the bearing seats 12 are symmetrically arranged between the middle portion of the fixed plate 11 and the top of the base 1, the speed reducing motor 13 is installed in the base 1, the second screw 14 is arranged between the upper square bearing seat 12 and the lower square bearing seat 12, the bottom of the second screw 14 is connected with an output shaft of the speed reducing motor 13, the second nut 15 is matched on the second screw 14, the movable plate 16 is arranged on the outer wall of the, the guide rod 10 is slidably engaged with the movable plate 16.

The device is operated in the following way: after the thin-wall steel pipe 101 is placed on the circular ring plate 9, the plastic pipe 4 can be placed on the movable plate 16, and the movable plate 16 supports the plastic pipe, so that a person does not need to hold the plastic pipe 4, and the operation difficulty is reduced. When the position of the plastic pipe 4 moving up and down needs to be adjusted, the reduction motor 13 is started to rotate forward or backward, and the movable plate 16 can be driven by the second screw 14 to move upwards or downwards, so that the height of the movable plate 16 can be adjusted.

On the basis of first embodiment, refer to fig. 3, still including cylinder 17, cardboard 18, heat conduction casing 19, hot plate 20 and oval template 21, cylinder 17 is all installed to the 11 top left and right sides of fixed plate, cylinder 17 passes through bolted connection with fixed plate 11, be equipped with cardboard 18 on cylinder 17's the telescopic link, heat conduction casing 19 has been placed between the 18 tops of both sides cardboard, heat conduction casing 19's manufacturing material is iron, install hot plate 20 in the heat conduction casing 19, hot plate 20 and heat conduction casing 19 contact, heat conduction casing 19 bottom is equipped with oval template 21, the telecentric end of oval template 21 both sides is located cardboard 18 below.

The device is operated in the following way: when the thin-wall steel pipe 101 needs to be cut, the heat conducting shell 19 is rotated by 90 degrees, the far ends of the two sides of the elliptical plate 21 leave the lower part of the clamping plate 18, then the heat conducting shell 19 can be taken out, the plastic pipe 4 is placed well, then the far ends of the two sides of the elliptical plate 21 are clamped below the clamping plate 18, the heating plate 20 is started to heat, the heat emitted by the heating plate 20 is transferred to the heat conducting shell 19, the air cylinder 17 is started to drive the clamping plate 18 to shrink, the clamping plate 18 drives the elliptical plate 21 and the heat conducting shell 19 to move downwards, when the heat conducting shell 19 is contacted with the inner wall of the plastic pipe 4, under the action of the heat conducting shell 19 and extrusion, the plastic pipe 4 protrudes outwards and deforms, so that the deformation part is tightly attached to the inner wall of the thin-wall steel pipe 101, when the heat conducting shell extrudes the plastic pipe 4 and heats, therefore, the inner wall of the thin-wall steel pipe 101 can be better supported, and the probability of deformation of the thin-wall steel pipe 101 caused by vibration and extrusion is further reduced.

The above description is only an example of the present invention, and is not intended to limit the present invention. All equivalent substitutions made within the principle of the present invention should be included within the protection scope of the present invention. Details of the present invention not described in detail belong to the prior art known to those skilled in the art.

Claims

1. The utility model provides a thin wall is anchor clamps for steel pipe cutting, is equipped with support (2) including base (1) and support (2), base (1) top, characterized by, still including fixed pipe (3), ring plate (9) and adjustment mechanism, support (2) top is equipped with fixed pipe (3), and fixed pipe (3) inward sliding formula is equipped with ring plate (9), and the adjustment mechanism that can be used to adjust ring plate (9) height is installed to fixed pipe (3) lateral wall.

2. The clamp for cutting the thin-walled steel tube as claimed in claim 1, wherein the adjusting mechanism comprises a sliding block (6), a knob (61), a first screw (7) and a first nut (8), a sliding groove (5) is formed in the side wall of the fixed tube (3), the sliding block (6) is arranged in the sliding groove (5) in a sliding manner, one side of the sliding block (6) is connected with a circular ring plate (9), the first screw (7) is rotatably arranged on the outer side of the fixed tube (3), the knob (61) is arranged at the bottom of the first screw (7), the first nut (8) is matched with the first screw (7), and the first nut (8) is connected with the other side of the sliding block (6).

3. The fixture for cutting the thin-walled steel pipe as claimed in claim 2, which is characterized by further comprising a lifting mechanism, wherein the lifting mechanism comprises guide rods (10), a fixed plate (11), bearing seats (12), a speed reducing motor (13), a second screw (14), a second nut (15) and a movable plate (16), at least three guide rods (10) are circumferentially distributed on the top of the base (1), the fixed plate (11) is connected to the upper portion of each guide rod (10), the bearing seats (12) are symmetrically arranged between the middle portion of each fixed plate (11) and the top of the base (1), the speed reducing motor (13) is installed in the base (1), the second screw (14) is arranged between the upper square bearing seat and the lower square bearing seat (12), the bottom of the second screw (14) is connected with an output shaft of the speed reducing motor (13), the second nut (15) is matched on the second screw (14), the movable plate (16) is, the guide rod (10) penetrates through the movable plate (16), and the guide rod (10) is in sliding fit with the movable plate (16).

4. The fixture for cutting the thin-walled steel tube as claimed in claim 3, wherein the fixture further comprises an air cylinder (17), a clamping plate (18), a heat-conducting shell (19), a heating plate (20) and an elliptical plate (21), the air cylinder (17) is mounted on the left side and the right side of the top of the fixing plate (11), the clamping plate (18) is arranged on an expansion link of the air cylinder (17), the heat-conducting shell (19) is placed between the tops of the two clamping plates (18), the heating plate (20) is mounted in the heat-conducting shell (19), the elliptical plate (21) is arranged at the bottom of the heat-conducting shell (19), and the far center ends of the two sides of the elliptical plate (21.