Energy-saving steel pipe cutting equipment

Abstract

The utility model belongs to the technical field of steel pipe cutting equipment, and particularly relates to energy-saving steel pipe cutting equipment which comprises a handle, a tensioning arm, a cutter and a motor, a pressing wheel is arranged on the inner side of the tensioning arm, the cutter is arranged on the inner side of the handle, the motor is in transmission connection with the cutter, the tensioning arm is hinged to the handle, and a sliding way is formed in the handle. A sliding block and a threaded column are arranged in the sliding way, the sliding block is in sliding connection with the sliding way, the threaded column is in threaded connection with the sliding block, the sliding block is connected with an extension arm, a tensioning groove is formed in the handle, a lifting block is arranged in the tensioning groove, the lifting block is fixedly connected with the extension arm, and the threaded column rotates to drive the sliding block, the extension arm and the lifting block to move upwards so that the tensioning arm can be close to the cutter. The threaded column rotates to drive the sliding block, the extending arm and the lifting block to move downwards so that the tensioning arm can be away from the cutter. Compared with the prior art, the steel cutting device is suitable for rapidly cutting steel in various working environments, can flexibly adapt to steel of different specifications, and has the advantages of being convenient to carry and high in universality.

Description

TECHNICAL FIELD

[0001] The utility model relates to steel pipe cutting equipment technical field, specifically, relate to steel pipe energy -saving cutting equipment. BACKGROUND

[0002] Steel pipe as a kind of common conveying device, widely used in daily life, steel pipe not only for conveying fluid and powdery solid, exchange heat energy, manufacture mechanical parts and container, it is also an economic steel. With steel pipe manufacturing building structure net rack, pillar and mechanical support, can reduce weight, save metal 20~40%, and can realize factory mechanization construction. With steel pipe manufacturing highway bridge not only can save steel, simplify construction, but also can greatly reduce the area of protective layer, save investment and maintenance cost.

[0003] Steel pipe plays a vital role in daily life, in the application process of steel pipe, steel pipe is usually cut according to requirements. In the patent file with the patent number CN202411461444.5, the name is "a stainless steel pipe energy -saving cutting machine of anti -flying splashing", the front end of oblique gear B is provided with oblique gear C, the front end of oblique gear C is engaged with transmission oblique gear D. The above-mentioned application can replace the inconvenience of traditional manual feeding, but this type of equipment is usually large in size, only applicable to factory batch processing, not suitable for steel pipe cutting in any working environment, and the use of steel pipe cutting equipment in conventional indoor decoration usually adopts electric saw, and the universality of electric saw is usually not high, and the adaptability to steel specifications is poor. UTILITY MODEL CONTENTS

[0004] In order to solve the problem that the existing energy -saving steel pipe cutting equipment is usually large in size, only applicable to factory batch processing, not suitable for steel pipe cutting in any working environment, and lack of cutting equipment suitable for various working environments and steel pipe specifications, steel pipe energy -saving cutting equipment is provided.

[0005] Steel pipe energy -saving cutting equipment, including handle, tensioning arm, cutter and motor, the inside of the tensioning arm is provided with a compression wheel, the cutter is arranged in the inside of the handle, the motor is connected with the cutter transmission, the tensioning arm and handle are hinged, a slide is formed in the inside of the handle, a sliding block and a threaded column are arranged in the slide, the sliding block is connected with the slide slidingly, the threaded column is connected with the sliding block in screw thread, the sliding block is connected with an extension arm, a tensioning groove is arranged on the handle, a lifting block is arranged in the tensioning groove, the lifting block is fixedly connected with the extension arm, the threaded column rotates and drives the sliding block, extension arm and lifting block to move upwards, so that the tensioning arm is close to the cutter, the threaded column rotates and drives the sliding block, extension arm and lifting block to move downwards, so that the tensioning arm is away from the cutter.

[0006] Further, the circuit substrate is provided with an element power supply circuit, an MCU chip, a power circuit and a compressor driving circuit which are electrically connected with each other, the input end of the element power supply circuit is electrically connected with the battery input interface, the power circuit and the compressor driving circuit are electrically connected with the MOS tube through the conductive pin, and the output end of the compressor driving circuit is electrically connected with the output interface.

[0007] Further, the screw column is connected with a screw cap below.

[0008] Further, the screw cap is provided with a groove for increasing friction on the side.

[0009] Further, the compression wheel is provided with two, and the two compression wheels are symmetrically arranged along the center line of the cutter.

[0010] Further, the compression wheel is provided with four, and the four compression wheels are arranged along the center line of the cutter.

[0011] Further, the motor is arranged on the side of the handle.

[0012] Further, the motor is provided with a protective cover at the connection position with the cutter.

[0013] Further, the compression wheel is a rubber wheel.

[0014] The utility model discloses the advantages are in:

[0015] The utility model discloses a kind of tensioning arms, and the cutter is approached or far away by the rotation screw column driving slider, extension arm and lifting block movement, to adjust the distance between compression wheel and cutter, to adapt to steel pipe of different diameters, then start motor drives cutter to cooperate compression wheel to carry out cutting, i.e. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the following will be briefly introduced to the drawing needed to be used in embodiment or prior art description, obviously, the drawing in the following description only some embodiments of the utility model, for ordinary skilled person in the art, under the premise of not paying creative labor, other drawings can also be obtained according to these drawings.

[0017] Figure 1 It is a perspective view of the energy-saving steel pipe cutting equipment;

[0018] Figure 2 It is a front view of the energy-saving steel pipe cutting equipment;

[0019] Figure 3 It is a perspective view of the energy-saving steel pipe cutting equipment; Figure 1 It is a schematic view of the internal structure.

[0020] The drawings are identified as follows:

[0021] 1, handle; 2, tensioning arm; 3, cutter; 4, motor; 5, compression wheel; 6, slide; 7, sliding block; 8, threaded column; 9, extension arm; 10, tensioning groove; 11, lifting block; 12, screw cap; 13, groove; 14, shield. DETAILED DESCRIPTION

[0022] In order to solve the problem that the existing energy-saving steel pipe cutting equipment is generally large in size and only suitable for factory batch processing, and is not suitable for steel pipe cutting in any working environment, and lacks cutting equipment that can adapt to various working environments and steel pipe specifications, the energy-saving steel pipe cutting equipment is provided.

[0023] In order to make the purpose, technical scheme and advantages of the embodiments of the present application clearer, the technical scheme in the embodiments of the present application will be described clearly and completely below in conjunction with the drawings in the embodiments of the present application. Obviously, the described embodiments are part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those of ordinary skill in the art without making creative efforts fall within the scope of protection of the present application.

[0024] It should be noted that the terms such as "inner", "middle" and "one" cited in the present specification are only for the convenience of clear description, and are not used to limit the scope of the present application. Changes or adjustments of the relative relationship without substantial changes in technical content are also considered as the scope of the present application, and are described in advance.

[0025] In the description of the utility model, it is understood that the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal" and the like indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model and simplifying the description, and therefore cannot be understood as indicating or implying that the devices or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as limiting the utility model. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more of the features. In the description of the utility model, it should be explained that, unless otherwise explicitly specified and limited, the terms "mounting", "connection", "connection" should be understood in a broad sense, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected, it can be directly connected, or indirectly connected through an intermediate medium, or the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the utility model can be understood according to the specific circumstances.

[0026] As shown in Figures 1 to 3 The utility model provides a steel pipe energy -conserving cutting equipment, including handle 1, tension arm 2, cutting knife 3 and motor 4, the inside of tension arm 2 is provided with pressure wheel 5, pressure wheel 5 is used for pressing the top of steel pipe, and then cooperates with the cutting knife 3 below and cut off the steel pipe, the cutting knife 3 is set up in the inside of handle 1, motor 4 is connected with cutting knife 3 transmission, and motor 4 drives cutting knife 3 to rotate to cut the steel pipe, tension arm 2 and handle 1 are hinged, the inside of handle 1 is provided with a slide 6, the slide 6 is provided with sliding block 7 and threaded column 8, sliding block 7 is connected with slide 6 slidingly, threaded column 8 is connected with sliding block 7 threadedly, sliding block 7 is connected with an extension arm 9, handle 1 is provided with a tension groove 10, the tension groove 10 is provided with a lifting block 11, the lifting block 11 is fixedly connected with the extension arm 9, when working, rotating threaded column 8 can make sliding block 7 move up and down on slide 6, and then drive extension arm 9 to make lifting block 11 slide up and down in tension groove 10, drive tension arm 2 to tighten or open, namely the threaded column 8 rotates and drives sliding block 7, extension arm 9 and lifting block 11 to move up and make tension arm 2 close to cutting knife 3, the threaded column 8 rotates and drives sliding block 7, extension arm 9 and lifting block 11 to move down and make tension arm 2 away from cutting knife 3.

[0027] In work, through rotating the threaded column 8 to drive the slider 7, the extension arm 9 and the lifting block 11 to move, and then make the tensioning arm 2 close to or away from the cutter 3, so as to adjust the distance between the pressing wheel 5 and the cutter 3, so as to adapt to steel pipes of different diameters, and then start the motor 4 to drive the cutter 3 to cooperate with the pressing wheel 5 to cut, that is, the threaded column 8 rotates to drive the slider 7, the extension arm 9 and the lifting block 11 to move upwards to make the tensioning arm 2 close to the cutter 3 to press the steel pipe, and this process is suitable for cutting the steel pipe of smaller diameter, the threaded column 8 rotates to drive the slider 7, the extension arm 9 and the lifting block 11 to move downwards to make the tensioning arm 2 away from the cutter 3, so that the distance between the tensioning arm 2 and the cutter 3 is wider, so as to adapt to the steel pipe of larger diameter.

[0028] The threaded column 8 is connected with a screw cap 12 below, through the setting of the screw cap 12, the threaded column 8 is driven to rotate by rotating the screw cap 12 to realize the above process.

[0029] The screw cap 12 is provided with a groove 13 for increasing friction on the side, the roughness of the surface of the screw cap 12 is changed through the action of the groove 13, and then the friction is increased, and better control is realized.

[0030] In the embodiment, the pressing wheel 5 is provided with two, and the two pressing wheels 5 are symmetrically arranged along the center line of the cutter 3, and the two pressing wheels 5 are arranged in cooperation with the circular cutter 3, forming a triangular fixing effect, so that the cutting is more smooth.

[0031] In other embodiments, the pressing wheel 5 is provided with four, and the four pressing wheels 5 are arranged along the center line of the cutter 3.

[0032] The motor 4 is arranged on the side of the handle 1, and the motor 4 is arranged on the side of the handle 1, so as not to affect the hand holding and carrying, and to reasonably utilize the space.

[0033] The motor 4 is provided with a protective cover 14 at the connection with the cutter 3, and the protective cover 14 can place the sparks generated in the cutting to affect the motor 4.

[0034] The pressing wheel 5 is a rubber wheel, which can provide elasticity when contacting the steel pipe, avoiding deformation of the steel material.

[0035] Through the above structure, the utility model is suitable for cutting steel in indoor decoration and other environments, and can flexibly adapt to different specifications of steel, and has the characteristics of convenient carrying and strong universality.

[0036] A plurality of positioning holes 306 are arranged around the outer side of the circuit board 3, and the inner top of the lower heat-conducting shell 2 is provided with a plurality of positioning columns 201 which can be inserted into the positioning holes 306. The positioning holes 306 cooperate with the positioning columns 201 to quickly and without parts to connect the lower heat-conducting shell 2 and the circuit board 3, reducing the difficulty of equipment assembly.

[0037] The top of the lower heat-conducting shell 2 is provided with a sleeved card seat 202 corresponding to the outer periphery of the upper heat-conducting shell 1, and the upper heat-conducting shell 1 is installed in the sleeved card seat 202. The upper heat-conducting shell 1 and the lower heat-conducting shell 2 also adopt a sleeved design without parts.

[0038] The seams of the sleeved card seat 202, the battery input interface 101 and the output interface 102 are provided with waterproof adhesive tape 7. In this embodiment, the waterproof adhesive tape 7 is uniformly applied to the seams on the upper side of the equipment at the same time, which can improve the connection stability and waterproof sealing performance, and has high assembly efficiency.

[0039] The MOS tube 5 and the heat-conducting bosses 6 on the upper and lower sides are provided with insulating heat-conducting soft pads 8. Due to the dimensional tolerance of components, the material of elements and other factors, the MOS tube 5 and the heat-conducting bosses 6 cannot be closely attached, and the metal heat-conducting bosses 6 have the risk of electric conduction and leakage, so it is necessary to set insulating heat-conducting soft pads 8 made of heat-conducting silicone, imine film and other materials. In this embodiment, the MOS tube 5 is padded with heat-conducting silicone and elastic silicone on the top to fill the gap and make the MOS tube 5 and the heat-conducting bosses 6 closely attached, and is padded with imine film on the bottom to avoid direct hard contact between the bottom of the MOS tube 5 and the heat-conducting bosses 6 and to provide insulating and heat-conducting effect. In addition, the upper heat-conducting shell 1 and the lower heat-conducting shell 2 are also connected by screws to further compress the MOS tube 5 and the heat-conducting bosses 6.

[0040] The bottom of the lower heat-conducting shell 2 is provided with a ventilation hole 203, and the ventilation hole 203 is communicated with a downward protruding horizontal ventilation groove 204, and the bottom of the horizontal ventilation groove 204 is provided with a shielding piece (not marked in the figure). Since the ventilation hole 203 is downward, it can provide ventilation performance while avoiding the invasion of foreign matters, and the shielding piece can be a label paper to achieve the dual effects of marking and folding the ventilation hole 203. The horizontal ventilation groove 204 can avoid that the ventilation hole 203 is blocked by the shielding piece.

[0041] The surfaces of the upper heat-conducting shell 1 and the lower heat-conducting shell 2 are provided with a plurality of heat dissipation fins 9, and the upper heat-conducting shell 1 and the lower heat-conducting shell 2 are integrally formed with the heat-conducting bosses 6. The heat dissipation fins 9 can effectively increase the surface area of the shell to improve the heat dissipation efficiency. The heat-conducting bosses 6 integrally formed in the shell have high heat conduction efficiency.

[0042] The above is further detailed description of the utility model in combination with specific preferred embodiments, and cannot be determined that the specific implementation of the utility model is limited to these descriptions, that is, all equivalent changes and modifications made within the scope of the present application should still be within the scope of the utility model.

Claims

1. Steel pipe energy-saving cutting apparatus, characterized by, The utility model provides a cutting device, including handle, tension arm, cutting knife and motor, tension arm inboard is provided with compression wheel, cutting knife sets up in the inboard of handle, motor and cutting knife transmission connection, tension arm and handle articulate, the inside of handle has been opened a slide, the slide is provided with sliding block and threaded column, sliding block and slide sliding connection, threaded column and sliding block screw connection, sliding block is connected with an extension arm, handle is provided with a tension groove, the tension groove is provided with a lifting piece, lifting piece with extension arm fixed connection, threaded column rotation drives sliding block, extension arm and lifting piece go up and make tension arm close to cutting knife, threaded column rotation drives sliding block, extension arm and lifting piece go down and make tension arm away from cutting knife.

2. The energy-saving cutting apparatus for steel pipes according to claim 1, characterized by The screw column is connected with a screw cap below.

3. The energy-saving cutting apparatus for steel pipes according to claim 2, characterized by The screw cap is provided with a groove for increasing friction on the side.

4. The energy-saving cutting apparatus for steel pipes according to claim 1, characterized by The compression wheel is provided with two, two compression wheels are symmetrically arranged along the center line of the cutting knife.

5. The energy-saving cutting apparatus for steel pipes according to claim 1, characterized by The compression wheel is provided with four, four compression wheels are arranged along the center line of the cutting knife.

6. The energy-saving cutting apparatus for steel pipes according to claim 1, characterized by The motor is arranged on the side of the handle.

7. The energy-saving cutting apparatus for steel pipes according to claim 1, characterized by The motor is provided with a protective cover at the connection with the cutting knife.

8. The energy-saving cutting apparatus of a steel pipe according to any one of claims 4 or 5, characterized by The compression wheel is a rubber wheel.

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