CN109877373B

CN109877373B - Quick accurate cutting device of building site steel pipe

Info

Publication number: CN109877373B
Application number: CN201910127467.5A
Authority: CN
Inventors: 高军辉
Original assignee: Zigui Shazhenxi Construction Co ltd
Current assignee: ZIGUI SHAZHENXI CONSTRUCTION Co.,Ltd.
Priority date: 2017-11-09
Filing date: 2017-11-09
Publication date: 2020-04-24
Anticipated expiration: 2037-11-09
Also published as: CN107824860A; CN107824860B; CN109877373A

Abstract

The invention discloses a rapid and accurate cutting device for a steel pipe in a construction site, which comprises a bracket, a workbench, a dust removing mechanism, a conveying mechanism, a cutting knife, a second motor and a rotating shaft, wherein the bracket is fixedly connected with the workbench; the upper end of the workbench is fixedly provided with a bracket, the right side of the bracket is provided with a second motor, and the output end of the second motor is fixedly connected with a second rotating shaft; the lower end of the threaded rod is rotatably connected with a first rotating shaft, and a cutting knife is fixedly arranged on the first rotating shaft; a conveying mechanism is arranged on the right side of the workbench and comprises a conveying wheel, a bevel gear A, a bevel gear B and a first motor; the upper end of the bracket is also provided with a dust collection mechanism which comprises an air duct, a suction fan, a magnetic collecting tank and a dust hood. The steel pipe cutting machine is novel in design and simple in structure, the steel pipe cutting efficiency is greatly improved, the cutting accuracy is improved, the cutting effect is improved, scrap iron can be collected in the cutting process, and the environmental pollution is effectively avoided.

Description

Quick accurate cutting device of building site steel pipe

The application is a divisional application with the application number of 2017110946704, application date of 2017, 11-09 and the name of 'a rapid and accurate cutting device for steel pipes in construction sites'.

Technical Field

The invention relates to the field of buildings, in particular to a quick and accurate cutting device for a steel pipe in a construction site.

Background

The steel pipe is because of having the texture hard, difficult corruption, and high temperature resistant, high pressure resistant advantage, can use in multiple environment, generally need the cutting to handle when processing into the target pipe fitting with the steel pipe, adopt at present to utilize electric saw or other cutting means to carry out manual cutting, when adopting manual cutting, cutting personnel's intensity of labour is very big, lead to cutting inefficiency, in addition, manual cutting hardly guarantees cutting quality, lead to the steel pipe to scrap easily, the processing cost of pipe fitting has been increased, other cutting equipment mechanical degree are low, lack a fixing device during the cutting steel pipe, the inefficiency of cutting.

Current steel pipe cutting device still cuts through manual propelling movement steel pipe to lead to the cutting unevenness, cutting inefficiency just causes the injury to operating personnel easily, there is certain potential safety hazard, current device does not have dust removal function, produce a large amount of iron fillings dust in the cutting process, float in the air or each corner of landing construction place, cause very big pollution to the environment, also can seriously influence constructor's physical and mental health, cause a large amount of cleaning work simultaneously.

Disclosure of Invention

The invention aims to provide a quick and accurate cutting device for a steel pipe in a construction site, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a rapid and accurate cutting device for steel pipes in construction sites comprises a support, a workbench, a dust suction mechanism, a conveying mechanism, a cutting knife, a second motor and a first rotating shaft; the upper end of the workbench is fixedly provided with a support, the right side of the support is provided with a second motor, the output end of the second motor is fixedly connected with a second rotating shaft, and the second rotating shaft penetrates through the right side support and is fixedly connected with the driving gear B; the lower end of the driving gear B is engaged with a driven gear A, the driven gear A is fixedly connected with an incomplete bevel gear arranged at the left end of the driven gear A through a rotating shaft, bevel gears C are symmetrically arranged at the upper end and the lower end of the incomplete bevel gear, the bevel gears C are sleeved on the threaded sleeve and are fixedly connected with the threaded sleeve, and the upper end of the threaded sleeve is rotatably connected with the support; the lower end of the threaded rod is rotatably connected with a first rotating shaft, a cutting knife is fixedly arranged on the first rotating shaft, telescopic rods are arranged at the positions, symmetrical to the threaded sleeve about the cutting knife, the upper ends of the telescopic rods are fixedly connected with the support, and the lower ends of the telescopic rods are rotatably connected with the first rotating shaft; the right end of the first rotating shaft penetrates through the through groove in the right bracket and is fixedly connected with the driven gear B, the upper end of the driven gear B is meshed with the driven gear C, the driven gear C is meshed with the driving gear A, and the driving gear A is fixedly installed on the second rotating shaft; the rightmost end of the first rotating shaft is rotatably connected with a sleeve a, the driven gear C is also rotatably connected with the sleeve a, the sleeve a is fixedly installed on the second motor, and adjacent sleeves a are hinged through a connecting rod; the right side of the workbench is provided with a conveying mechanism, the conveying mechanisms are symmetrically arranged on the workbench, and each conveying mechanism comprises a conveying wheel, a bevel gear A, a bevel gear B and a first motor; a second rectangular groove and a first rectangular groove are arranged on the workbench, a guide plate is arranged at the lower end of the first rectangular groove, and a collecting groove is arranged on the right side of the guide plate; the support upper end still is provided with dust absorption mechanism, and dust absorption mechanism includes air duct, suction fan, magnetism collecting vat and suction hood, and the magnetism collecting vat sets up in the support upper end, and both ends symmetry is provided with the suction fan about the magnetism collecting vat, and the suction fan passes through the air duct intercommunication with the magnetism collecting vat, and the other end of air duct stretches into the support inboard and communicates with the suction hood.

As a further scheme of the invention: the lower end of the threaded sleeve is sleeved on the threaded rod and is in threaded connection with the threaded rod.

As a still further scheme of the invention: the sleeve a is connected with the first rotating shaft only in a rotating way but cannot move left and right.

As a still further scheme of the invention: the first motor is arranged inside the workbench, the output end of the first motor is fixedly connected with a bevel gear B, the upper end of the bevel gear B is meshed with a bevel gear A, and the rotating shaft of the bevel gear A is fixedly connected with the conveying wheel.

As a still further scheme of the invention: the lower end of the workbench is also symmetrically provided with supporting legs.

As a still further scheme of the invention: the dust hood is obliquely arranged, and the opening faces the cutting knife.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, the second motor drives the cutting knife to rotate, and meanwhile, the up-and-down movement of the cutting knife can be realized, the cutting efficiency is improved, the cutting accuracy is improved through the arranged scale, the arranged conveying mechanism can clamp and convey the steel pipe, the defect of handheld conveying is avoided, the cutting accuracy is further improved, and the dust absorption mechanism can absorb iron chips generated in the cutting process, so that the iron chips are prevented from scattering, difficult to process and pollute the environment. In conclusion, the steel pipe cutting machine is novel in design and simple in structure, the steel pipe cutting efficiency is greatly improved, the cutting accuracy is improved, the cutting effect is improved, scrap iron can be collected in the cutting process, and the environmental pollution is effectively avoided.

Drawings

Fig. 1 is a schematic structural diagram of a rapid and accurate cutting device for steel pipes in a construction site.

Fig. 2 is a plan view of a table in the construction site steel pipe rapid precision cutting apparatus.

Fig. 3 is a side view of a driving gear in the construction site steel pipe rapid precision cutting apparatus.

Fig. 4 is an enlarged view of a structure at a in the construction site steel pipe rapid and accurate cutting apparatus.

In the figure: 1-bracket, 2-air duct, 3-suction fan, 4-magnetic collecting tank, 5-telescopic rod, 6-first rotating shaft, 7-dust hood, 8-workbench, 9-scale, 10-supporting leg, 11-guide plate, 12-collecting tank, 13-conveying wheel, 14-bevel gear A, 15-bevel gear B, 16-first motor, 17-second motor, 18-driving gear A, 19-driving gear B, 20-second rotating shaft, 21-cutting knife, 22-threaded rod, 23-bevel gear C, 24-threaded sleeve, 25-incomplete bevel gear, 26-driven gear A, 27-driven gear B, 28-driven gear C, 29-sleeve a, 30-connecting rod, etc, 31-first rectangular groove, 32-second rectangular groove.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, a quick and accurate cutting device for a steel pipe in a construction site comprises a bracket 1, a workbench 8, a dust suction mechanism, a conveying mechanism, a cutting knife 21, a second motor 17 and a first rotating shaft 6; the upper end of the workbench 8 is fixedly provided with a support 1, the right side of the support 1 is provided with a second motor 17, the output end of the second motor 17 is fixedly connected with a second rotating shaft 20, the second rotating shaft 20 penetrates through the right support 1 and is fixedly connected with a driving gear B19, and the second motor 17 drives the driving gear B19 to rotate through the second rotating shaft 20; the lower end of the driving gear B19 is engaged with a driven gear A26, the driven gear A26 is fixedly connected with an incomplete bevel gear 25 arranged at the left end of the driven gear A through a rotating shaft, bevel gears C23 are symmetrically arranged at the upper end and the lower end of the incomplete bevel gear 25, a bevel gear C23 is sleeved on the threaded sleeve 24 and is fixedly connected with the threaded sleeve 24, the upper end of the threaded sleeve 24 is rotatably connected with the support 1, the driving gear B19 drives the driven gear A26 to rotate, the driven gear A26 drives the incomplete bevel gear 25 to rotate, a toothed part of the incomplete bevel gear 25 is engaged with a bevel gear C23 at the upper end to rotate the threaded sleeve 24, and when the incomplete bevel gear 25 continues to rotate, the toothed part of the incomplete bevel gear is far away from a bevel gear C23 at the upper end and is engaged with a; the lower end of the threaded sleeve 24 is sleeved on the threaded rod 22 and is in threaded connection with the threaded rod 22, and the threaded sleeve 24 enables the threaded rod 22 to move up and down when rotating forward and backward; the lower end of the threaded rod 22 is rotatably connected with the first rotating shaft 6, a cutting knife 21 is fixedly mounted on the first rotating shaft 6, the cutting knife 21 is driven to rotate when the first rotating shaft 6 rotates, the cutting knife 21 cuts the steel pipe, a telescopic rod 5 is arranged at a position symmetrical to the threaded sleeve 24 relative to the cutting knife 21, the upper end of the telescopic rod 5 is fixedly connected with the support 1, and the lower end of the telescopic rod 5 is rotatably connected with the first rotating shaft 6; the right end of the first rotating shaft 6 penetrates through a through groove in the right bracket 1 and is fixedly connected with a driven gear B27, the upper end of a driven gear B27 is meshed with a driven gear C28, the driven gear C28 is meshed with a driving gear A18, the driving gear A18 is fixedly installed on a second rotating shaft 20, the second rotating shaft 20 drives the driven gear C28 to rotate through a driving gear A18, and the driven gear C28 drives the first rotating shaft 6 to rotate through a driven gear B27 meshed with the driven gear C28; a sleeve a29 is rotatably connected to the rightmost end of the first rotating shaft 6, the sleeve a29 is rotatably connected with the first rotating shaft 6 only but cannot move left and right, the sleeve a29 is also rotatably connected to the driven gear C28, the sleeve a29 is fixedly installed on the second motor 17, and adjacent sleeves a29 are hinged through the connecting rod 30.

The right side of the workbench 8 is provided with a conveying mechanism, the conveying mechanism is symmetrically arranged on the workbench 8 and comprises a conveying wheel 13, a bevel gear A14, a bevel gear B15 and a first motor 16, the first motor 16 is arranged inside the workbench 8, the output end of the first motor 16 is fixedly connected with a bevel gear B15, the upper end of the bevel gear B15 is meshed with a bevel gear A14, the rotating shaft of the bevel gear A14 is fixedly connected with the conveying wheel 13, the conveying wheel 13 is rotated under the meshing action of the bevel gear A14 and the bevel gear B15 when the first motor 16 rotates, and the conveying wheel 13 conveys the steel pipe to the left; the workbench 8 is provided with a second rectangular groove 32 and a first rectangular groove 31, the lower end of the first rectangular groove 31 is provided with a material guide plate 11, the right side of the material guide plate 11 is provided with a collecting tank 12, and the cut steel pipes fall into the collecting tank 12 through the material guide plate to be collected conveniently and quickly; a graduated scale 9 is arranged on the left side of the front end of the workbench 8, the graduated scale 9 is convenient for an operator to observe, and the cutting accuracy is improved; the lower end of the workbench 8 is also symmetrically provided with supporting legs 10, and the supporting legs 10 play a supporting role; the utility model discloses a dust collection device, including support 1, dust absorption mechanism, magnetic collecting vat 4, suction fan 3, magnetic collecting vat 4 and suction hood 7, magnetic collecting vat 4 sets up in support 1 upper end, magnetic collecting vat 4's both ends symmetry is provided with suction fan 3 about, suction fan 3 passes through air duct 2 intercommunication with magnetic collecting vat 4, air duct 2's the other end stretches into support 1 inboard and communicates with suction hood 7, suction hood 7 slope sets up, the opening is towards cutting knife 21, the iron fillings that produce in the cutting process of suction fan 3 during operation produce suction and inhale magnetic collecting vat 4 through suction hood 7, prevent that iron fillings from scattering to be difficult to handle, lead to environmental pollution.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A rapid and accurate cutting device for a steel pipe in a construction site comprises a bracket (1), a workbench (8), a dust suction mechanism, a conveying mechanism, a cutting knife (21), a second motor (17) and a first rotating shaft (6); the automatic transmission device is characterized in that a support (1) is fixedly mounted at the upper end of the workbench (8), a second motor (17) is arranged on the right side of the support (1), the output end of the second motor (17) is fixedly connected with a second rotating shaft (20), and the second rotating shaft (20) penetrates through the right support (1) and is fixedly connected with a driving gear B (19); the lower end of the driving gear B (19) is engaged with a driven gear A (26), the driven gear A (26) is fixedly connected with an incomplete bevel gear (25) arranged at the left end of the driven gear A through a rotating shaft, bevel gears C (23) are symmetrically arranged at the upper end and the lower end of the incomplete bevel gear (25), the bevel gears C (23) are sleeved on the threaded sleeve (24) and are fixedly connected with the threaded sleeve (24), and the upper end of the threaded sleeve (24) is rotatably connected with the support (1); the lower end of the threaded sleeve (24) is sleeved on the threaded rod (22) and is in threaded connection with the threaded rod (22); the lower end of the threaded rod (22) is rotatably connected with the first rotating shaft (6), a cutting knife (21) is fixedly mounted on the first rotating shaft (6), a telescopic rod (5) is arranged at a position symmetrical to the threaded sleeve (24) about the cutting knife (21), the upper end of the telescopic rod (5) is fixedly connected with the support (1), and the lower end of the telescopic rod (5) is rotatably connected with the first rotating shaft (6); the right end of the first rotating shaft (6) penetrates through a through groove in the right bracket (1) and is fixedly connected with a driven gear B (27), the upper end of the driven gear B (27) is meshed with a driven gear C (28), the driven gear C (28) is meshed with a driving gear A (18), and the driving gear A (18) is fixedly mounted on a second rotating shaft (20); the rightmost end of the first rotating shaft (6) is rotatably connected with a sleeve a (29), a driven gear C (28) is also rotatably connected with the sleeve a (29), a second motor (17) is fixedly provided with the sleeve a (29), and adjacent sleeves a (29) are hinged through a connecting rod (30); a conveying mechanism is arranged on the right side of the workbench (8), the conveying mechanisms are symmetrically arranged on the workbench (8), and each conveying mechanism comprises a conveying wheel (13), a bevel gear A (14), a bevel gear B (15) and a first motor (16); the first motor (16) is arranged inside the workbench (8), the output end of the first motor (16) is fixedly connected with a bevel gear B (15), the upper end of the bevel gear B (15) is meshed with a bevel gear A (14), and the rotating shaft of the bevel gear A (14) is fixedly connected with the transmission wheel (13); a second rectangular groove (32) and a first rectangular groove (31) are arranged on the workbench (8), a material guide plate (11) is arranged at the lower end of the first rectangular groove (31), and a collecting groove (12) is arranged on the right side of the material guide plate (11); support (1) upper end still is provided with dust absorption mechanism, and dust absorption mechanism includes air duct (2), suction fan (3), magnetism collecting vat (4) and suction hood (7), and magnetism collecting vat (4) set up in support (1) upper end, and both ends symmetry is provided with suction fan (3) about magnetism collecting vat (4), and suction fan (3) and magnetism collecting vat (4) pass through air duct (2) intercommunication, and the other end of air duct (2) stretches into support (1) inboard and communicate with suction hood (7), sleeve a (29) only rotate with first rotation axis (6) and are connected nevertheless can't control the removal, suction hood (7) slope sets up, and the opening is towards cutting knife (21).

2. The construction site steel pipe rapid and accurate cutting device according to claim 1, wherein the lower end of the working table (8) is further symmetrically provided with legs (10).