CN212682619U

CN212682619U - Building site steel pipe automatic fixing cutting device

Info

Publication number: CN212682619U
Application number: CN202021634742.7U
Authority: CN
Inventors: 郭尔婷
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-08-08
Filing date: 2020-08-08
Publication date: 2021-03-12
Anticipated expiration: 2030-08-08

Abstract

The utility model relates to the field of building processing, in particular to an automatic fixed cutting device for steel pipes in building sites, which comprises a bottom plate, wherein fixed frames are respectively arranged at two sides of the bottom plate, a bearing seat is arranged at the upper end of a specified frame, an external thread cylinder is arranged at the upper end of the bearing seat, a first driven bevel gear is arranged at the upper end of the external thread cylinder, the first driven bevel gear is engaged with a first driving bevel gear, the first driving bevel gears are connected through an output shaft, a motor is arranged at one side of the output shaft, a first gear is arranged at the middle part of the output shaft, an internal thread frame is arranged at the middle part of the external thread cylinder, the internal thread frame is arranged by taking the motor as driving force, and after an operator places a steel bar on the bottom plate, the device can automatically clamp and cut the steel bar only, the steps required by cutting are reduced, so that the cutting of the reinforcing steel bar is more convenient, and the workload of operators is reduced.

Description

Building site steel pipe automatic fixing cutting device

Technical Field

The utility model relates to a building processing field specifically is a building site steel pipe automatic fixing cutting device.

Background

The steel pipe has the advantages of hard texture, corrosion resistance, high temperature resistance and high pressure resistance, can be used in various environments, generally needs to be cut when the steel pipe is processed into a target pipe fitting, most of the prior art adopts manual cutting by using an electric saw or other cutting tools, the labor intensity of cutting personnel is high when the manual cutting is adopted, the cutting efficiency is low, in addition, the cutting quality is difficult to ensure by manual cutting, the steel pipe is easy to scrap, the processing cost of the pipe fitting is increased, the mechanical degree of other cutting equipment is low, a fixing device is lacked when the steel pipe is cut, the cutting efficiency is low, the existing steel pipe cutting device still cuts the steel pipe by manually pushing the steel pipe, the cutting is uneven, the cutting efficiency is low, the injury is easy to the operators, certain potential safety hazard exists, the existing device does not have a dust removal function, and a large amount of scrap iron dust is generated in the cutting process, float in the air or fly to each corner of construction site, cause very big pollution to the environment, also can seriously influence constructor's physical and mental health, cause a large amount of cleaning simultaneously

Through retrieval, Chinese patent No. CN109877373B discloses a quick 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; 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 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 design of the invention is novel, and simple structure makes steel pipe cutting efficiency improve greatly, has improved the accurate nature of cutting simultaneously, has increased cutting effect, can collect iron fillings in the cutting process, the effectual pollution of having avoided the environment, but the device is unfavorable for building efficiency's promotion, needs fix the steel pipe alone, operating personnel's work load increase.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a building site steel pipe automatic fixation cutting device to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme:

an automatic fixing and cutting device for steel pipes in construction sites comprises a bottom plate, wherein fixing frames are respectively installed on two sides of the bottom plate, a bearing seat is installed at the upper end of each fixing frame, an external thread cylinder is installed at the upper end of each bearing seat, a first driven bevel gear is installed at the upper end of each external thread cylinder, a first driving bevel gear is meshed with each first driven bevel gear, the first driving bevel gears are connected through an output shaft, a motor is installed on one side of the output shaft, a first gear is installed in the middle of the output shaft, an internal thread frame is installed in the middle of each external thread cylinder, fixing rods are installed on opposite sides of the internal thread frames, a first bearing is installed on one side of each fixing rod, the first bearings are connected through a cutting shaft, a cutting blade is fixed in the middle of each cutting shaft, a second, and a vertically downward pressing device is arranged in the middle of the fixed rod.

As a further aspect of the present invention: the upper end of the bottom plate is provided with a concave groove, and the middle part of the bottom plate is provided with a cutting groove.

As a further aspect of the present invention: the tensioning device comprises a tensioning spring fixed on the bottom plate, a tensioning rod is installed at the other end of the tensioning spring, one end of the tensioning rod is rotatably connected with a tensioning gear, and the other end of the tensioning rod is rotatably connected with the bottom plate.

As a further aspect of the present invention: the support frame is installed to the motor lower extreme.

As a further aspect of the present invention: the pressing device comprises a first hollow rod body, an extension spring is mounted at the upper end inside the first hollow rod body, a second rod body is mounted at the lower end of the extension spring, and a pressing piece is fixed at the lower end of the second rod body.

As a further aspect of the present invention: the motor is connected with a reversing switch through a lead.

Compared with the prior art, the beneficial effects of the utility model are that: use the motor as drive power, through the setting of output shaft, first initiative bevel gear, first passive bevel gear, bottom plate, cutting piece, internal thread frame, bearing frame, external screw thread cylinder and rack, make the operator put the reinforcing bar back on the bottom plate, only need open the switch of motor, the device can realize the automatic clamp tightly and the cutting to the reinforcing bar, has reduced and cut required step, makes the cutting of reinforcing bar more convenient, reduces operating personnel's work load.

Drawings

Fig. 1 is a schematic structural view of an automatic steel pipe fixing and cutting device for a construction site.

Fig. 2 is a schematic structural diagram of a cutting blade in an automatic fixing and cutting device for a steel pipe in a construction site.

Fig. 3 is a schematic structural view of a telescopic spring in an automatic steel pipe fixing and cutting device for a construction site.

In the figure: 1-support frame, 2-motor, 3-output shaft, 4-first driving bevel gear, 5-first driven bevel gear, 6-bottom plate, 7-expansion spring, 8-first gear, 9-rack, 10-second gear, 11-cutting piece, 12-first bearing, 13-cutting shaft, 14-fixed rod, 15-internal thread frame, 16-bearing seat, 17-fixed frame, 18-first hollow rod body, 19-second rod body, 20-pressing piece, 21-tensioning gear, 22-tensioning rod, 23-tensioning spring and 24-external thread cylinder.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "central", "longitudinal", "lateral", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing and simplifying the description, but not for indicating or implying that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus are not to be construed as limiting the invention, and further that the terms "first", "second", etc., are used only for descriptive purposes and are not to indicate or imply relative importance or imply the number of technical features being referred to, whereby the features defined as "first", "second", etc., may explicitly or implicitly include one or more such features, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; the two elements may be directly connected or indirectly connected through an intermediate medium, or the two elements may be connected through an intermediate medium, and the specific meaning of the above terms in the present invention can be understood by those skilled in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

Example 1

Referring to fig. 1 to 3, in the embodiment of the present invention, an automatic fixing and cutting device for steel pipes in a building site comprises a bottom plate 6 for placing steel pipes, wherein fixing frames 17 are installed on both sides of the bottom plate 6 for installing external thread cylinders 24 through bearing frames 16, bearing frames 16 are installed on the upper ends of the fixing frames 17 for fixing the relative positions of the external thread cylinders 24 and enabling the external thread cylinders 24 to rotate, the external thread cylinders 24 are installed on the upper ends of the bearing frames 16, first driven bevel gears 5 are installed on the upper ends of the external thread cylinders 24, the first driven bevel gears 5 are engaged with first driving bevel gears 4, the first driving bevel gears 4 are connected through output shafts 3, a motor 2 is installed on one side of the output shafts 3 for providing a rotating force, a first gear 8 is installed in the middle of the output shafts 3, an internal thread frame, the fixed rod 14 is all installed to the 15 offsides of internal thread frame, and first bearing 12 is installed to fixed rod 14 one side, connects through cutting axle 13 between the first bearing 12, cutting axle 13 middle part is fixed with cutting piece 11, and cutting axle 13 one side is fixed with second gear 10, connect through rack 9 between first gear 8 and the second gear 10, rack 9 mid-mounting has straining device for guarantee rack 9 all the time with first gear 8 and second gear 10 fastening engagement, fixed rod 14 mid-mounting has vertical decurrent pushing down device.

Further, a concave groove is formed in the upper end of the bottom plate 6, a cutting groove is formed in the middle of the bottom plate 6, the tensioning device comprises a tensioning spring 23 fixed on the bottom plate 6, a tensioning rod 22 is installed at the other end of the tensioning spring 23, one end of the tensioning rod 22 is rotatably connected with a tensioning gear 21, the other end of the tensioning rod 22 is rotatably connected with the bottom plate 6, the support frame 1 is installed at the lower end of the motor, the pressing device comprises a first hollow rod body 18, an expansion spring 7 is installed at the upper end inside the first hollow rod body 18, a second rod body 19 is installed at the lower end of the expansion spring 7, and a pressing piece 20 is fixed at.

Example 2

The utility model discloses an in another embodiment, this embodiment lies in with the difference of above-mentioned embodiment, wherein, motor 2 is connected with the reversal switch through the wire for control motor 2's whole reversal, the reversal was lifted after the forward rotation was accomplished the reinforcing bar cutting.

The utility model discloses a theory of operation is: motor 2 drives output shaft 3 and rotates, output shaft 3 drives external screw thread cylinder 24 through the meshing between first initiative bevel gear 4 and the first passive bevel gear 5 and rotates, internal thread frame 15 carries on spacingly under rotation of external screw thread cylinder 24 and the interconnect between internal thread frame 15, make internal thread frame 15 reciprocate, it reciprocates to drive cutting piece 11 and dead lever 14, realize that pressing blade 20 moves down to the fixed of steel pipe and cutting piece 11, first gear 8 on the output shaft 3 drives second gear 10 and rotates simultaneously, second gear 10 drives cutting piece 11 and rotates, straining spring 23 pulling straining rod 22 rotates, make the taut gear 21 who rotates and be connected with straining rod 22 let rack 9 keep fastening state all the time.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The automatic steel pipe fixing and cutting device for the building site comprises a base plate (6) and is characterized in that fixing frames (17) are installed on two sides of the base plate (6), bearing seats (16) are installed at the upper ends of the fixing frames (17), external thread cylinders (24) are installed at the upper ends of the bearing seats (16), first passive bevel gears (5) are installed at the upper ends of the external thread cylinders (24), first driving bevel gears (4) are meshed with the first passive bevel gears (5), the first driving bevel gears (4) are connected through output shafts (3), a motor (2) is installed on one side of each output shaft (3), a first gear (8) is installed in the middle of each output shaft (3), an internal thread frame (15) is installed in the middle of each external thread cylinder (24), a fixing rod (14) is installed on the opposite side of each internal thread frame (15), and a first, connect through cutting axle (13) between first bearing (12), cutting axle (13) middle part is fixed with cutting piece (11), and cutting axle (13) one side is fixed with second gear (10), connect through rack (9) between first gear (8) and second gear (10), rack (9) mid-mounting has straining device, dead lever (14) mid-mounting has vertical decurrent pushing down device.

2. The automatic fixing and cutting device for the steel pipes on the construction site according to claim 1, wherein a concave groove is formed at the upper end of the bottom plate (6), and a cutting groove is formed in the middle of the bottom plate (6).

3. The automatic fixing and cutting device for the steel pipes on the construction site according to claim 2, wherein the tensioning device comprises a tensioning spring (23) fixed on the bottom plate (6), a tensioning rod (22) is installed at the other end of the tensioning spring (23), one end of the tensioning rod (22) is rotatably connected with the tensioning gear (21), and the other end of the tensioning rod (22) is rotatably connected with the bottom plate (6).

4. The automatic fixing and cutting device for the steel pipes on the construction site according to claim 1, wherein a support frame (1) is installed at the lower end of the motor (2).

5. The automatic fixing and cutting device for the steel pipes on the construction site according to claim 1, wherein the pressing device comprises a first hollow rod body (18), a telescopic spring (7) is installed at the upper end of the inside of the first hollow rod body (18), a second rod body (19) is installed at the lower end of the telescopic spring (7), and a pressing sheet (20) is fixed at the lower end of the second rod body (19).

6. The automatic fixing and cutting device for the steel pipes on the construction site according to claim 1 or 2, characterized in that the motor (2) is connected with a reversing switch through a lead.