Pipe cutting machine with safety protection device

Abstract

The utility model belongs to the technical field of pipe cutting machines, and particularly relates to a pipe cutting machine with a safety protection device, which comprises a processing box and a cutting component, a clamping component for clamping pipes is arranged on the processing box, a drain pipe is embedded and communicated in the left front of the bottom of the processing box, and a mounting box is fixedly arranged in the middle of the top end of the processing box. A water supply pipe is fixedly embedded in the middle of the top end of the mounting box, a driving motor and a first electric telescopic rod are fixedly mounted at the top of the mounting box, the cutting assembly comprises an inverted-L-shaped support, the support is fixedly mounted at the telescopic end of the first electric telescopic rod, and a transverse shaft is mounted in the vertical section of the support through a bearing; one end of the transverse shaft is in transmission connection with a driving motor through a transmission assembly, the other end of the transverse shaft is fixedly sleeved with a cutting blade, a spraying pipe is fixedly installed on the outer wall in front of the vertical section of the support, and the top end of the spraying pipe communicates with a water supply pipe through a hose. According to the utility model, the effects of cooling and spark prevention can be achieved, and the safety protection effect is better.

Description

TECHNICAL FIELD

[0001] The utility model belongs to pipe cutting machine technical field, especially a kind of pipe cutting machine with safety device. BACKGROUND

[0002] ‌In the production and use process of metal pipe products, metal pipe is often cut into the length size required by pipe cutting machine according to actual demand.

[0003] In the prior art, a pipe cutting machine with safety device is disclosed in Chinese utility model patent with publication number CN215698451U, which adopts motor to drive two collars to rotate in opposite directions through lead screw, side pressing plate moves in opposite directions under the limitation of limiting plate, rubber pad compresses the two sides of pipe, hydraulic cylinder drives push plate to slide down under the action of slide rail, upper pressing block contacts and compresses the top of pipe, cutting wheel cuts pipe, which facilitates cutting pipe of different sizes;However, the device only realizes protection by front and rear two protective covers, and the protection effect is poor, sparks are easily generated due to high temperature when cutting pipe at high speed, and the device lacks cooling function, and the motor controlling the rotation of cutting wheel needs to be connected with electric wire, which is easily pulled and damaged when cutting wheel is adjusted, affecting the stable cutting of pipe.

[0004] Therefore, it is urgent to improve the existing pipe cutting machine, and provide a pipe cutting machine with safety device, which has cooling function and can avoid spark generation. UTILITY MODEL CONTENTS

[0005] The utility model aims at the deficiencies in the prior art, and provides a pipe cutting machine with safety device, which has reasonable design, simple structure, stable operation, cooling function and can avoid spark generation, to solve the problems in the prior art.

[0006] In order to achieve the above-mentioned purpose, the utility model adopts the following technical scheme:

[0007] A pipe cutting machine with safety device comprises a machining box and a cutting assembly, the machining box is provided with a clamping assembly for clamping pipe, a drain pipe is communicated with the bottom left front of the machining box, an installation box is fixedly arranged at the top middle position of the machining box, a water supply pipe is fixedly arranged at the top middle position of the installation box, a driving motor and a first electric telescopic rod are fixedly arranged at the top of the installation box, the cutting assembly comprises an inverted L-shaped bracket, the bracket is fixedly arranged at the telescopic end of the first electric telescopic rod, a horizontal shaft is rotatably arranged in the vertical section of the bracket, one end of the horizontal shaft is connected with the driving motor through a transmission assembly, a cutting blade is fixedly arranged at the other end of the horizontal shaft, a spraying pipe is fixedly arranged at the front outer wall of the vertical section of the bracket, and the top of the spraying pipe is connected with the water supply pipe through a hose.

[0008] Preferably, the left and right end sidewalls of the processing box are provided with pipe inserting grooves at the same height, and the clamping assembly is installed on the inner side of the pipe inserting grooves.

[0009] Preferably, the clamping assembly comprises a second electric telescopic rod, a mounting frame, an upper pressing wheel and a lower pressing wheel, the second electric telescopic rod is fixedly installed on the top of the processing box, the telescopic end of the second electric telescopic rod is fixedly connected with the mounting frame, the bottom end of the mounting frame is slidably connected with the processing box, the bottom end of the mounting frame is fixedly installed with the upper pressing wheel on the inner side, and the lower pressing wheel is arranged below the upper pressing wheel and is fixedly connected with the processing box.

[0010] Preferably, the upper pressing wheel and the lower pressing wheel are of the same size and have concave surfaces in the middle.

[0011] Preferably, the transmission assembly comprises a sleeve, the sleeve is bearing-mounted in the horizontal section of the bracket, the output end of the driving motor is fixedly connected with a square rod, the sleeve is slidably sleeved on the outer side of the square rod, two tapered gears are fixedly sleeved on the outer side of the end of the sleeve and the horizontal shaft respectively, and the two tapered gears are in engagement.

[0012] Preferably, the front end outer wall of the processing box is provided with an observation window.

[0013] Preferably, the first electric telescopic rod is located on the left side of the driving motor.

[0014] Compared with the prior art, the utility model has the following beneficial effects:

[0015] In the scheme of the utility model, the mounting frame is controlled to vertically move downward by the second electric telescopic rod, so that the upper pressing wheel and the lower pressing wheel can clamp and position the metal pipe to be cut, and the upper pressing wheel and the lower pressing wheel have concave surfaces in the middle, so that different diameter metal pipes can be positioned.

[0016] The device can avoid the splashing of debris generated during pipe cutting, facilitate safety protection, and connect an external water pipe with a water supply pipe, so that water can be sprayed towards the contact position of the cutting blade and the metal pipe through the hose and the spraying pipe during pipe cutting, thereby achieving the effects of cooling and preventing sparks, and the safety protection effect is better.

[0017] The utility model discloses a start drive motor utilizes square bar to drive sleeve rotation, and then through the conical tooth control horizontal shaft and cutting blade fast rotation, and sleeve can slide lift on the outside of square bar, when cutting assembly is controlled to go down through first electric telescopic rod, can guarantee the stable rotation of horizontal shaft and cutting blade, and the motor of the device is fixed installation, utilizes square bar to realize the transmission of driving force, avoids the pulling interference of motor wire during the lifting process, can guarantee the stable smooth cutting of pipe. BRIEF DESCRIPTION OF DRAWINGS

[0018] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, below will to the embodiment or prior art description needed to use the drawing briefly introduce, now to the drawing will be as follows:

[0019] Figure 1 It is the three-dimensional front view structural schematic diagram of the utility model;

[0020] Figure 2 It is the three-dimensional right view structural schematic diagram of the utility model;

[0021] Figure 3 It is the three-dimensional front view cross section structural schematic diagram of the utility model;

[0022] Figure 4 It is the cutting assembly integral front view structural schematic diagram of the utility model;

[0023] Figure 5 It is the right view structural schematic diagram of the water supply pipe and hose of the utility model.

[0024] In the drawing:

[0025] 1, processing box, 2, drain pipe, 3, insert pipe slot, 4, clamping assembly, 41, second electric telescopic rod, 42, mounting frame, 43, upper press wheel, 44, lower press wheel, 5, installation box, 6, water supply pipe, 7, drive motor, 8, square bar, 9, cutting assembly, 91, support, 92, sleeve, 93, horizontal shaft, 94, conical tooth, 95, cutting blade, 96, spray pipe, 97, hose, 10, first electric telescopic rod, 11, observation window. DETAILED DESCRIPTION

[0026] The following described embodiments are only a part of the embodiments of the utility model, and do not represent all the embodiments consistent with the utility model. Now, the exemplary embodiments are as follows in conjunction with the drawings:

[0027] As Figures 1-5The utility model discloses a pipe cutting machine with safety protection device as shown in one of the drawings, it includes processing box 1, clamping assembly 4 and cutting assembly 9, the bottom left front of processing box 1 is inlayed and is communicated with drain pipe 2, and the same height position of the left and right two ends lateral wall of processing box 1 is all provided with pipe insertion slot 3, and the inside of pipe insertion slot 3 is installed with clamping assembly 4, and the top middle position of processing box 1 is fixedly provided with mounting box 5, and the top middle inlay of mounting box 5 is fixed with water supply pipe 6, and the top of mounting box 5 is fixedly installed with drive motor 7 and first electric telescopic rod 10, and first electric telescopic rod 10 is located at the left side of drive motor 7, and the output end of drive motor 7 is fixedly connected with square bar 8, and the outside of square bar 8 is installed with cutting assembly 9, and cutting assembly 9 is respectively connected with drive motor 7 and first electric telescopic rod 10, and the front end outer wall of processing box 1 is provided with observation window 11.

[0028] As a preferred implementation, on the basis of the above structure, further, clamping assembly 4 includes second electric telescopic rod 41, mounting bracket 42, upper pressing wheel 43 and lower pressing wheel 44, second electric telescopic rod 41 is fixedly installed on the top of processing box 1, the telescopic end of second electric telescopic rod 41 is fixedly connected with mounting bracket 42, the bottom end of mounting bracket 42 is slidably connected with processing box 1, the bottom end of mounting bracket 42 is fixedly installed with upper pressing wheel 43 on the inside, lower pressing wheel 44 is arranged below upper pressing wheel 43, and lower pressing wheel 44 is located on the inside of the bottom end of pipe insertion slot 3 and is fixedly connected with processing box 1.

[0029] As a preferred implementation, on the basis of the above structure, further, the specification size of upper pressing wheel 43 and lower pressing wheel 44 is completely consistent, and the middle part of the two is concave.

[0030] In the embodiment, by controlling mounting bracket 42 and upper pressing wheel 43 to vertically move down through second electric telescopic rod 41, the metal pipe to be cut can be clamped and positioned in cooperation with lower pressing wheel 44.

[0031] One end of horizontal shaft 93 is connected with drive motor 7 through transmission assembly,

[0032] As a preferred implementation, on the basis of the above structure, further, cutting assembly 9 includes support 91, transmission assembly, cutting blade 95, spray pipe 96 and hose 97, transmission assembly includes sleeve 92 and horizontal shaft 93, support 91 is inverted "L" shape and is fixedly installed on the telescopic end of first electric telescopic rod 10, sleeve 92 is installed on the inside of the horizontal section of support 91 through bearing, horizontal shaft 93 is installed on the inside of the vertical section of support 91 through bearing, cutting blade 95 is fixedly arranged on the outside of the other end of horizontal shaft 93 away from sleeve 92, spray pipe 96 is fixedly installed on the front outer wall of the vertical section of support 91, hose 97 is fixedly connected with the bottom end of water supply pipe 6 through the top end of spray pipe 96.

[0033] As a preferred implementation, on the basis of the above structure, further, the transmission assembly further comprises two conical gears 94, both of the sleeve 92 and the horizontal shaft 93 are fixed with the two conical gears 94 on the outer side of the close end, and the two conical gears 94 are connected with each other in meshing mode, so that the sleeve 92 and the horizontal shaft 93 are connected in linkage.

[0034] In the embodiment, the driving motor 7 is started to control the square rod 8 to rotate, so that the sleeve 92 is driven to rotate by the square rod 8, and the horizontal shaft 93 and the cutting blade 95 are rapidly rotated by the conical gears 94, thereby facilitating the cutting of the metal pipe.

[0035] As a preferred implementation, on the basis of the above structure, further, the sleeve 92 is sleeved on the outer side of the square rod 8 and is connected with the square rod 8 in clamping and sliding mode.

[0036] In the embodiment, the sleeve 92 can rotate synchronously with the square rod 8 and can slide up and down on the outer side of the square rod 8, so that the cutting assembly 9 is controlled to vertically ascend and descend by the first electric telescopic rod 10 to perform the pipe cutting work, thereby avoiding the pulling interference on the motor wire during the ascending and descending process and ensuring the stable and smooth pipe cutting.

[0037] The working principle of the utility model is as follows:

[0038] In use, first, the metal pipe to be cut is inserted into the processing box 1 through the left and right pipe insertion grooves 3, and the metal pipe is positioned below the cutting blade 95 through the observation window 11, then the mounting frame 42 and the upper pressing wheel 43 are controlled to vertically descend by the second electric telescopic rod 41, and since the middle parts of the upper pressing wheel 43 and the lower pressing wheel 44 are concave, different diameter metal pipes can be positioned.

[0039] After the metal pipe is positioned, the driving motor 7 is started to control the sleeve 92 to rotate by the square rod 8, and the horizontal shaft 93 and the cutting blade 95 are rapidly rotated by the conical gears 94, then the cutting assembly 9 is controlled to vertically descend by the first electric telescopic rod 10, and since the sleeve 92 is connected with the square rod 8 in clamping and sliding mode, the stable rotation of the horizontal shaft 93 and the cutting blade 95 can be ensured during the descending of the cutting assembly 9, thereby facilitating the slitting of the metal pipe.

[0040] Meanwhile, the pipe cutting work is performed in the processing box 1, so that the metal scraps caused by the pipe cutting can be avoided, the external water pipe can be connected with the water supply pipe 6, and the water can be sprayed towards the contact position between the cutting blade 95 and the metal pipe through the hose 97 and the spraying pipe 96, thereby facilitating the cooling and the prevention of spark generation, and the safety protection effect is better.

[0041] It needs to be specially pointed out that the second electric telescopic rod 41, the driving motor 7 and the first electric telescopic rod 10 in the device are all existing products, and the specific operation control means is a mature prior art, so the specific operation control means is not described in detail, the hose 97 is reserved with a suitable length, can adapt to the lifting adjustment demand, and the tearing and rupture condition does not appear, so that the stable water supply cooling is guaranteed.

[0042] The above is only a preferred embodiment of the present application, and does not limit the scope of protection of the present application; any equivalent changes, modifications, replacements and variations made by logical analysis, reasoning or limited experiments on the basis of the existing technology according to the concept of the present application should be within the protection scope determined by the claims.

Claims

1. A pipe cutting machine with safety guard, comprising a machining box (1) and a cutting assembly (9), the machining box (1) is provided with a clamping assembly (4) for clamping pipe, characterized in that: The bottom left front of the processing box (1) is inlaid with a drain pipe (2), the top middle of the processing box (1) is fixedly provided with a mounting box (5), the top middle of the mounting box (5) is inlaidly fixed with a water supply pipe (6), the top of the mounting box (5) is fixedly provided with a driving motor (7) and a first electric telescopic rod (10), the cutting assembly (9) comprises a bracket (91) in inverted L shape, the bracket (91) is fixedly installed on the telescopic end of the first electric telescopic rod (10), a horizontal shaft (93) is bearingly installed in the vertical section of the bracket (91), one end of the horizontal shaft (93) is in transmission connection with the driving motor (7) through a transmission assembly, the other end of the horizontal shaft (93) is fixedly sleeved with a cutting blade (95) outside, the vertical section of the bracket (91) is fixedly provided with a spray pipe (96) in front of the outer wall, and the top of the spray pipe (96) is in communication with the water supply pipe (6) through a hose (97).

2. A pipe cutting machine with safety guard according to claim 1, characterized in that: The left and right end side walls of the processing box (1) are both provided with a pipe inserting groove (3) at the same height, and the clamping assembly (4) is installed on the inner side of the pipe inserting groove (3).

3. A pipe cutting machine with safety guard according to claim 2, characterized in that: The clamping assembly (4) comprises a second electric telescopic rod (41), a mounting frame (42), an upper pressing wheel (43) and a lower pressing wheel (44), the second electric telescopic rod (41) is fixedly installed on the top of the processing box (1), the telescopic end of the second electric telescopic rod (41) is fixedly connected with the mounting frame (42), the bottom end of the mounting frame (42) is in sliding connection with the processing box (1), the bottom end of the mounting frame (42) is fixedly installed with the upper pressing wheel (43) on the inner side, the lower pressing wheel (44) is arranged below the upper pressing wheel (43), and the lower pressing wheel (44) is located on the inner side of the bottom end of the pipe inserting groove (3) and is fixedly connected with the processing box (1).

4. A pipe cutting machine with safety guard according to claim 3, characterized in that: The upper pressing wheel (43) and the lower pressing wheel (44) are completely consistent in size, and the middle parts of the two are concave.

5. A pipe cutting machine with safety guard according to claim 1, characterized in that: The transmission assembly comprises a sleeve (92), the sleeve (92) is bearingly installed in the horizontal section of the bracket (91), the output end of the driving motor (7) is fixedly connected with a square rod (8), the sleeve (92) is slidably sleeved on the outer side of the square rod (8), the outer sides of the two ends of the sleeve (92) and the horizontal shaft (93) are fixedly sleeved with two tapered teeth (94) respectively, and the two tapered teeth (94) are in meshing connection.

6. A pipe cutting machine with safety shield according to claim 1, characterized in that: The front end outer wall of the processing box (1) is provided with an observation window (11).

7. A pipe cutting machine with safety guard according to claim 1, characterized in that: The first electric telescopic rod (10) is located on the left side of the driving motor (7).

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