CN211101846U

CN211101846U - Adjustable steel pipe cutting device

Info

Publication number: CN211101846U
Application number: CN201922128683.XU
Authority: CN
Inventors: 罗海燕; 邓玉峰
Original assignee: Shanghai Blue Tube Polytron Technologies Inc
Current assignee: Shanghai Blue Tube Polytron Technologies Inc
Priority date: 2019-12-03
Filing date: 2019-12-03
Publication date: 2020-07-28
Anticipated expiration: 2029-12-03

Abstract

The utility model discloses an adjustable steel pipe cutting device, including base, riser, direction shell are fixed respectively on the base, the direction shell inboard is the direction spout, the interior block of direction spout, can install die-cut slider, the compressing slider from top to bottom with sliding, die-cut slider, be fixed with die-cut articulated slab respectively on the compressing slider, compress tightly the articulated slab, and be provided with respectively on compressing slider both sides and compress tightly the spout, die-cut slider and compressing tightly the spout corresponding department and be fixed with die-cut seat respectively, one of them die-cut seat bottom is fixed with the die-cut sword, the die-cut sword is used for die-cut steel pipe; the punching seat is clamped with the pressing chute and can be assembled in a sliding way; the punching slide block and the pressing slide block are driven by a third connecting rod and a fourth connecting rod respectively, the third connecting rod and the fourth connecting rod are driven by a second connecting rod, the second connecting rod is driven by a punching motor, and the punching motor is fixed on the vertical plate. The utility model discloses simple structure, convenient to use can carry out effectual compressing tightly to the steel pipe when die-cut, prevents that the steel pipe from cutting askew.

Description

Adjustable steel pipe cutting device

Technical Field

The utility model relates to the field of machinary, especially, relate to steel pipe processing equipment, especially a steel pipe cutting device with adjustable.

Background

In the process of steel pipe processing, cutting off the steel pipe is a necessary process, and the steel pipe is cut into short sections with certain length, so that the steel pipe is convenient for later processing. At present, the fine steel pipes are generally cut by using a grinding wheel, and although a smooth notch can be obtained by the mode, the dust is high and the efficiency is low. In addition, the mode of adopting the grinding wheel cutting is only suitable for cutting shorter steel pipes, and for the steel pipes with partial length (more than 3 meters), the mode of adopting the grinding wheel cutting needs a special saddle and a clamping mechanism.

In the process of roughly machining the steel pipe by the applicant, the flatness and the deformation of the cut of the steel pipe are not required many times, so that the time and the labor are obviously consumed by adopting the grinding wheel cutting, the preset standard is exceeded, and the resources are wasted.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned defects in the prior art, the technical problem to be solved in the present invention is to provide an adjustable steel pipe cutting device, which can realize continuous cutting of steel pipes and is efficient.

In order to achieve the purpose, the utility model provides an adjustable steel pipe cutting device, which comprises a base, a vertical plate and a guide shell, wherein the vertical plate and the guide shell are respectively fixed on the base, the inner side of the guide shell is provided with a guide chute, a punching slide block and a pressing slide block are clamped in the guide chute and can be slidably installed up and down, the punching slide block and the pressing slide block are respectively fixed with a punching hinged plate and a pressing hinged plate, the two sides of the pressing slide block are respectively provided with a pressing chute, the corresponding positions of the punching slide block and the pressing chute are respectively fixed with a punching seat, the bottom of one punching seat is fixed with a punching cutter, and the punching cutter is used for punching a steel pipe; the punching seat is clamped with the pressing chute and can be assembled in a sliding way;

the punching hinged plate and the pressing hinged plate are respectively hinged with one end of a third connecting rod and one end of a fourth connecting rod through a fifth pin shaft and a sixth pin shaft, and the other ends of the third connecting rod and the fourth connecting rod are respectively hinged with a second connecting rod through a third pin shaft and a fourth pin shaft; the second connecting rod is hinged with one end of a fifth connecting rod through a third pin shaft, a punching output shaft at the other end of the fifth connecting rod is assembled and fixed, the punching output shaft is installed in a punching motor, and the punching motor is fixed on a vertical plate;

one end, far away from the fourth pin shaft, of the second connecting rod is hinged to one end of the first connecting rod through a first pin shaft, the other end of the first connecting rod is hinged to the hinged fixing block through a second pin shaft, and the hinged fixing block is fixed to the vertical plate.

Preferably, the bottom of the pressing slide block is made of soft elastic materials.

Preferably, the clamping device further comprises a clamping mechanism, wherein the clamping mechanism comprises a clamping disc, the clamping disc is fixed on the base, and a through clamping hole is formed in the inner side of the clamping disc; the clamping disc is also fixedly provided with a clamping lug, the clamping lug is assembled with the screw rod in a screwing mode through threads, one end of the screw rod is hinged with the eccentric support plate through a third shaft body, the eccentric support plate is fixed on the adjusting wheel, the adjusting wheel and the clamping hole are coaxially installed, and the adjusting wheel and the clamping disc can rotate circumferentially and cannot move axially for assembly; the adjusting wheel is hinged with the middle parts of the three pressing plates through at least three second shaft bodies in the circumferential direction, and the other ends of the pressing plates are hinged with the clamping disc through first shaft bodies;

one end, far away from the first shaft body, of the pressing plate is fixedly assembled with a clamping wheel through a fourth shaft body, and the clamping wheel is made of elastic soft materials.

Preferably, the three first shaft bodies are evenly distributed along the circumferential direction of the adjusting disk.

Preferably, one end of the screw rod, which is far away from the third shaft body, is connected with an output shaft of the clamping motor through a coupling.

The utility model has the advantages that: the utility model discloses simple structure, convenient to use can realize cutting off in succession of steel pipe through the continuous reciprocating motion of die-cut sword, through compressing tightly slider and die-cut sword synchronous operation, can carry out effectual compressing tightly to the steel pipe when die-cut, prevents that the steel pipe from cutting askewly.

Drawings

Fig. 1 is a schematic structural diagram of the present invention.

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

Fig. 3 is a schematic structural diagram of the present invention.

Fig. 4 is a schematic structural diagram of the present invention.

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

Fig. 6 is a schematic structural diagram of a clamping mechanism in the present invention.

Detailed Description

The technical solution of the present invention will be clearly and completely described below with reference to the embodiments of the present invention and the accompanying drawings.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1 to 6, an adjustable steel tube cutting device includes a base 110, a vertical plate 120, and a guide shell 130, where the vertical plate 120 and the guide shell 130 are respectively fixed on the base 110, the inner side of the guide shell 130 is a guide chute 131, a punching slider 140 and a pressing slider 150 are clamped in the guide chute 131 and slidably mounted up and down, the punching slider 140 and the pressing slider 150 are respectively fixed with a punching hinged plate 141 and a pressing hinged plate 151, and two sides of the pressing slider 150 are respectively provided with a pressing chute 152, the punching slider 140 and the pressing chute 152 are respectively fixed with a punching seat 160 at their corresponding positions, the bottom of one punching seat 160 is fixed with a punching knife 170, and the punching knife 170 is used for punching a steel tube; the punching seat 160 is clamped with the pressing chute 152 and can be assembled in a sliding way;

the punching hinged plate 141 and the pressing hinged plate 151 are respectively hinged with one end of a third connecting rod 330 and one end of a fourth connecting rod 340 through a fifth pin shaft 450 and a sixth pin shaft 460, and the other ends of the third connecting rod 330 and the fourth connecting rod 340 are respectively hinged with the second connecting rod 320 through a third pin shaft 430 and a fourth pin shaft 440; the second connecting rod 320 is hinged with one end of a fifth connecting rod 350 through a third pin shaft 430, the punching output shaft 211 at the other end of the fifth connecting rod 350 is fixedly assembled, the punching output shaft 211 is installed in the punching motor 210, and the punching motor 210 is fixed on the vertical plate 120;

one end of the second connecting rod 320, which is far away from the fourth pin 440, is further hinged to one end of the first connecting rod 310 through a first pin 410, the other end of the first connecting rod 310 is hinged to the hinge fixing block 121 through a second pin 420, and the hinge fixing block 121 is fixed on the vertical plate 120.

Preferably, the bottom of the pressing slider 150 is made of soft elastic material, and this design makes the bottom of the pressing slider 150 elastically deform when in pressing contact with the steel pipe to press the steel pipe better.

When the steel pipe punching machine is used, a steel pipe 700 enters between the guide shell 130 and the base 110, below the punching cutter 170 and the pressing slider, then the punching motor 210 is started to drive the punching output shaft to rotate circumferentially, the punching output shaft drives the fifth connecting rod 350 to rotate circumferentially, so that the second connecting rod 320 and the first connecting rod 310 are driven to run synchronously, the second connecting rod 320 drives the third connecting rod 330 and the fourth connecting rod 340 to move downwards respectively, and the punching cutter contacts the steel pipe firstly in the downward moving process and then performs punching; the slider that compresses tightly moves down afterwards to compressing tightly with the steel pipe to prevent that the steel pipe from taking place to slide, roll in die-cut process, when the die-cut cutter cuts the steel pipe thoroughly, compress tightly the slider and reach bottommost displacement department, then fifth connecting rod drive second connecting rod 320 shifts up, thereby drives and compresses tightly the slider, and die-cut sword shifts up in order to break away from the steel pipe, just also makes the steel pipe can release.

Referring to fig. 1, in this embodiment, the steel pipe moves in the axial direction, a clamping mechanism is added to clamp one end of the steel pipe to be cut during cutting, the clamping mechanism releases the steel pipe after the steel pipe is cut, the steel pipe to be cut moves axially to push out the cut steel pipe, then the clamping mechanism clamps again, and the process is repeated until the steel pipe is cut. At present the utility model discloses a model machine has been used on the cutting of the recovery cutting of old and useless steel pipe or scaffold steel pipe, and its efficiency is high, and the fault rate is low, manufacturing and use cost are cheap moreover.

Referring to fig. 6, preferably, in order to influence the punching due to the overlong end of the steel pipe to be punched when punching, a clamping mechanism is required to clamp the part to be punched close to one end of the guide shell when punching the steel pipe, so that the part to be punched of the steel pipe is prevented from influencing the punching effect and efficiency in the punching process.

To this end, the applicant proposed a clamping mechanism 500, which includes a clamping disk 510, the clamping disk 510 being fixed to the first support plate 110, and a clamping hole 511 provided therethrough on the inner side of the clamping disk 510; the clamping disc 510 is further fixed with a clamping lug 520, the clamping lug 520 and the screw 620 are assembled and assembled in a screwing mode through threads, one end of the screw 620 is hinged with the eccentric support plate 531 through a third shaft body 830, the eccentric support plate 531 is fixed on the adjusting wheel 530, the adjusting wheel 530 and the clamping hole 511 are coaxially installed, and the adjusting wheel 530 and the clamping disc can rotate circumferentially and cannot move axially; the adjusting wheel 530 is hinged to the middle portions of the three pressing plates 610 through at least three second shaft bodies 820 in the circumferential direction, the other ends of the pressing plates 610 are hinged to the clamping disc 510 through first shaft bodies 810, and the three first shaft bodies 810 are uniformly distributed in the circumferential direction of the adjusting disc 530.

One end of the pressure strip 610, which is far away from the first shaft 810, is fixedly assembled with the clamping wheel 630 through the fourth shaft 840, and the clamping wheel 630 is made of an elastic soft material, such as rubber or silica gel. This design allows the pinch wheel 630 to elastically deform while pinching the steel pipe to increase friction against the steel pipe, thereby increasing the pinching stability.

Preferably, one end of the screw 620, which is far away from the third shaft 830, is connected to an output shaft of a clamping motor through a coupling, and the clamping motor can drive the screw 620 to rotate back and forth in the circumferential direction after being powered on.

When the steel tube punching machine is used, a steel tube is firstly loaded among the three clamping parts 611, then the adjusting wheel is rotated by rotating the screw 620 to drive the three clamping parts 611 to clamp the steel tube 700, and then the punching motor 210 is started to perform punching. When discharging is needed, the clamping mechanism loosens the clamping of the steel pipe.

The details of the present invention are well known to those skilled in the art.

The foregoing has described in detail preferred embodiments of the present invention. It should be understood that numerous modifications and variations can be devised by those skilled in the art in light of the teachings of the present invention without undue experimentation. Therefore, the technical solutions that can be obtained by a person skilled in the art through logic analysis, reasoning or limited experiments based on the prior art according to the concepts of the present invention should be within the scope of protection defined by the claims.

Claims

1. The utility model provides a steel pipe cutting device with adjustable, includes base, riser, direction shell are fixed respectively on the base, characterized by: the inner side of the guide shell is provided with a guide chute, a punching slide block and a pressing slide block are clamped in the guide chute and can be installed in a vertically sliding mode, a punching hinged plate and a pressing hinged plate are respectively fixed on the punching slide block and the pressing slide block, the two sides of the pressing slide block are respectively provided with the pressing chutes, punching seats are respectively fixed at the positions, corresponding to the pressing chutes, of the punching slide block, a punching cutter is fixed at the bottom of one punching seat, and the punching cutter is used for punching a steel pipe; the punching seat is clamped with the pressing chute and can be assembled in a sliding way;

2. An adjustable steel pipe cutting device as defined in claim 1, wherein: the bottom of the pressing sliding block is made of soft elastic materials.

3. An adjustable steel pipe cutting device as defined in claim 1, wherein: the clamping mechanism comprises a clamping disc, the clamping disc is fixed on the base, and a through clamping hole is formed in the inner side of the clamping disc; the clamping disc is also fixedly provided with a clamping lug, the clamping lug is assembled with the screw rod in a screwing mode through threads, one end of the screw rod is hinged with the eccentric support plate through a third shaft body, the eccentric support plate is fixed on the adjusting wheel, the adjusting wheel and the clamping hole are coaxially installed, and the adjusting wheel and the clamping disc can rotate circumferentially and cannot move axially for assembly; the adjusting wheel is hinged with the middle parts of the three pressing plates through at least three second shaft bodies in the circumferential direction, and the other ends of the pressing plates are hinged with the clamping disc through first shaft bodies;

4. An adjustable steel pipe cutting device as defined in claim 3, wherein: the three first shaft bodies are uniformly distributed along the circumferential direction of the adjusting disc.

5. An adjustable steel pipe cutting device as defined in claim 3, wherein: and one end of the screw rod, which is far away from the third shaft body, is connected with an output shaft of the clamping motor through a coupler.