Plastic pipe cutting machine with protective structure

Abstract

The utility model discloses a plastic pipe cutting machine with a protective structure, which belongs to the field of cutting machines, and comprises an equipment base, a mounting bracket is fixedly mounted at the upper end of the equipment base, a cutting mechanism is rotatably mounted on the mounting bracket, the cutting mechanism consists of a main body bracket, a motor and a saw blade, and a fixed protective component is sleeved at the upper part of the saw blade. The fixing protection assembly is composed of a fixing plate and a protection cover, the protection cover is fixedly installed at one end of the fixing plate, four reset assemblies are symmetrically and fixedly installed on the outer wall of the fixing protection assembly, and each reset assembly is composed of an L-shaped installation plate and a reset spring. The fixed protection assembly is movably sleeved with the movable protection assembly, the saw blade can be blocked and protected in all directions, meanwhile, cutting of a plastic pipe by the saw blade is not affected, and therefore the probability that the saw blade is touched by an external object when the saw blade rotates at a high speed can be reduced, and the probability that the cutting machine is damaged and safety accidents happen can be reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to cutting machine field, especially with the plastic pipe cutting machine of protection structure. BACKGROUND

[0002] Plastic pipe cutting machine is the special cutting equipment for cutting plastic pipe material, and the core principle of plastic pipe cutting machine is to cut plastic pipe material by high-speed rotating saw blade. The saw blade of traditional plastic pipe cutting machine lacks good protection mechanism, and is often completely exposed or partially exposed, so when the saw blade rotates at high speed, foreign matter is easy to accidentally touch the saw blade, which can easily cause damage to the cutting machine, and also easily cause safety accidents, so a plastic pipe cutting machine with protection structure is needed to solve the above problems. SUMMARY

[0003] The main purpose of the utility model is to provide a plastic pipe cutting machine with protection structure, which can effectively solve the problems in the background art.

[0004] To achieve the above purpose, the technical scheme adopted by the utility model is:

[0005] A plastic pipe cutting machine with protection structure, comprising an equipment base, an installation support is fixedly installed at the upper end of the equipment base, a cutting mechanism is rotatably installed on the installation support, the cutting mechanism is composed of a main support, a motor and a saw blade, a fixed protection assembly is sleeved on the upper part of the saw blade, the fixed protection assembly is composed of a fixed plate and a protection cover, the protection cover is fixedly installed at one end of the fixed plate, four reset assemblies are fixedly installed on the outer wall of the fixed protection assembly in a symmetrical manner, the reset assembly is composed of an L-shaped mounting plate and a reset spring, the L-shaped mounting plate has two and is fixedly installed at the upper and lower ends of the reset spring, a movable protection assembly is movably sleeved at the lower part of the fixed protection assembly, the movable protection assembly is fixedly connected with the lower L-shaped mounting plate, the movable protection assembly is composed of a movable protection frame and a protection rubber air bag, and the protection rubber air bag is fixedly installed on the inner wall of the movable protection frame.

[0006] Preferably, a hydraulic cylinder is fixedly installed in the equipment base and at the rear side of the installation support, two placing racks are fixedly installed on the upper end of the equipment base and at the front side of the installation support in a symmetrical manner, and the telescopic rod of the hydraulic cylinder is rotatably connected with the rear part of the main support.

[0007] Preferably, the main support of the cutting mechanism is rotatably installed on the installation support, the motor and the saw blade are both installed on the main support, and the saw blade is connected with the output shaft of the motor through a belt.

[0008] The fixing plate of the fixed protection assembly is fixedly installed on the main body support, and the protection cover is sleeved on the upper portion of the saw blade.

[0009] Preferably, the upper L-shaped mounting plates of the four reset assemblies are fixedly connected with the fixing plate and the protection cover respectively.

[0010] Preferably, the movable protection frame of the movable protection assembly is movably sleeved on the lower portion of the fixed protection assembly, the movable protection frame is fixedly connected with the lower L-shaped mounting plate, and the lower end of the protection rubber air bag is lower than the lower end of the movable protection frame.

[0011] Compared with the prior art, the utility model has the advantages of the following:

[0012] The fixed protection assembly is sleeved on the saw blade, the movable protection assembly is movably sleeved on the fixed protection assembly, the saw blade can be protected in all directions, and meanwhile, the cutting of the plastic pipe is not affected, so that the probability that the saw blade is touched by external objects during high-speed rotation is reduced, and the probability of damage of the cutting machine and the safety accident is reduced; the existence of the protection rubber air bag can avoid the collision between the plastic pipe and the movable protection frame, so that the probability that the surface of the plastic pipe is dented is reduced; the reset assembly is arranged, and the reset assembly is connected with the fixed protection assembly and the movable protection assembly, so that the movable protection assembly can be automatically reset downward. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a whole structure schematic view of the utility model;

[0014] Figure 2 It is a structure schematic view of the reset assembly and the movable protection assembly after being removed of the utility model;

[0015] Figure 3 It is a structure schematic view of the fixed protection assembly of the utility model;

[0016] Figure 4 It is a structure schematic view of the reset assembly and the movable protection assembly of the utility model.

[0017] In the drawing: 1, equipment base; 2, mounting support; 3, cutting mechanism; 4, fixed protection assembly; 5, reset assembly; 6, movable protection assembly; 7, hydraulic cylinder; 8, placing rack; 9, main body support; 10, motor; 11, saw blade; 12, fixing plate; 13, protection cover; 14, reset spring; 15, L-shaped mounting plate; 16, movable protection frame; 17, protection rubber air bag. DETAILED DESCRIPTION

[0018] In order to make the technical means, creation features, purposes and effects of the utility model easy to understand, the utility model is further described below in combination with specific embodiments.

[0019] Please refer to Figure 1 、 Figure 2 、 Figure 3 、 Figure 4 As shown in the figure, a plastic pipe cutting machine with a protection structure comprises an equipment base 1, an installation support 2 is fixedly installed at the upper end of the equipment base 1, a cutting mechanism 3 is rotatably installed on the installation support 2, the cutting mechanism 3 is composed of a main body support 9, a motor 10 and a saw blade 11, a fixed protection assembly 4 is sleeved on the upper part of the saw blade 11, the fixed protection assembly 4 is composed of a fixed plate 12 and a protection cover 13, the protection cover 13 is fixedly installed at one end of the fixed plate 12, four reset assemblies 5 are symmetrically fixedly installed on the outer wall of the fixed protection assembly 4, the reset assembly 5 is composed of an L-shaped installation plate 15 and a reset spring 14, the L-shaped installation plate 15 has two and is fixedly installed at the upper and lower ends of the reset spring 14, a movable protection assembly 6 is movably sleeved at the lower part of the fixed protection assembly 4, the movable protection assembly 6 is fixedly connected with the lower L-shaped installation plate 15, the movable protection assembly 6 is composed of a moving protection frame 16 and a protection rubber air bag 17, the protection rubber air bag 17 is fixedly installed at the inner wall of the moving protection frame 16, in use, the plastic pipe to be cut can be fixed on the two placing racks 8, then the cutting mechanism 3 is started to cut the plastic pipe, the fixed protection assembly 4 is sleeved on the saw blade 11, the movable protection assembly 6 is movably sleeved on the fixed protection assembly 4, the saw blade 11 can be protected in all directions, and meanwhile the cutting of the saw blade 11 on the plastic pipe is not affected, so that the probability that the saw blade 11 is touched by foreign matters during high-speed rotation is reduced, and the probability of damage of the cutting machine and the occurrence of safety accidents is reduced, the existence of the protection rubber air bag 17 can avoid the collision between the plastic pipe and the moving protection frame 16, so that the probability of the surface of the plastic pipe being dented is reduced, the reset assembly 5 is arranged and connected with the fixed protection assembly 4 and the movable protection assembly 6, so that the movable protection assembly 6 can be automatically reset downward.

[0020] Further, the hydraulic cylinder 7 is fixedly installed in the equipment base 1 and at the rear side of the mounting bracket 2, two placing racks 8 are fixedly installed at the upper end of the equipment base 1 and at the front side of the mounting bracket 2, the telescopic rod of the hydraulic cylinder 7 is rotatably connected with the rear part of the main support 9, the main support 9 on the cutting mechanism 3 is rotatably installed on the mounting bracket 2, the motor 10 and the saw blade 11 are both installed on the main support 9, and the saw blade 11 is connected with the output shaft of the motor 10 through a belt, when the plastic pipe is cut by the cutting mechanism 3, the motor 10 can drive the saw blade 11 to rotate at high speed, and the cutting mechanism 3 can be rotated on the mounting bracket 2 by the hydraulic cylinder 7, so that the saw blade 11 rotating at high speed approaches the plastic pipe fixed on the placing rack 8.

[0021] Further, the fixed plate 12 on the fixed protection assembly 4 is fixedly installed on the main support 9, the protection cover 13 is sleeved on the upper part of the saw blade 11, the upper L-shaped mounting plates 15 on the four reset assemblies 5 are fixedly connected with the fixed plate 12 and the protection cover 13 respectively, the movable protection frame 16 on the movable protection assembly 6 is movably sleeved on the lower part of the fixed protection assembly 4, the movable protection frame 16 is fixedly connected with the lower L-shaped mounting plate 15, the lower end of the protection rubber air bag 17 is lower than the lower end of the movable protection frame 16, when the saw blade 11 approaches the plastic pipe fixed on the placing rack 8, the protection rubber air bag 17 on the movable protection assembly 6 will first contact the plastic pipe, and with the saw blade 11 continuing to approach the plastic pipe, the movable protection assembly 6 will relatively displace with the fixed protection assembly 4, at this time, the reset spring 14 on the reset assembly 5 will be compressed, and finally the plastic pipe will be cut off by the saw blade 11 rotating at high speed, when the cutting mechanism 3 is rotated on the mounting bracket 2 by the hydraulic cylinder 7, so that the saw blade 11 rotating at high speed moves upward, under the elastic force of the reset spring 14, the movable protection assembly 6 will slowly reset.

[0022] The above only describes the preferred embodiments of the present application, and is not used to limit the present application, although the present application has been described in detail with reference to the foregoing embodiments, for those skilled in the art, the technical solutions recorded in the foregoing embodiments can be modified, or some technical features can be replaced equivalently. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present application shall be included in the protection scope of the present application. The protection scope of the present application is defined by the appended claims and their equivalents.

Claims

1. A plastic pipe cutting machine with a protective structure, comprising a device base (1), the upper end of the device base (1) is fixedly provided with a mounting bracket (2), the cutting mechanism (3) is rotatably installed on the mounting bracket (2), the cutting mechanism (3) is composed of a main body bracket (9), a motor (10) and a saw blade (11), characterized in that: The upper part of the saw blade (11) is sleeved with a fixed protection assembly (4), the fixed protection assembly (4) is composed of a fixed plate (12) and a protection cover (13), the protection cover (13) is fixedly installed at one end of the fixed plate (12), four reset assemblies (5) are fixedly installed on the outer wall of the fixed protection assembly (4) in a symmetrical manner, the reset assembly (5) is composed of an L-shaped mounting plate (15) and a reset spring (14), the L-shaped mounting plate (15) has two and is fixedly installed at the upper and lower ends of the reset spring (14), the lower part of the fixed protection assembly (4) is movably sleeved with a movable protection assembly (6), the movable protection assembly (6) is fixedly connected with the lower L-shaped mounting plate (15) at the same time, the movable protection assembly (6) is composed of a moving protection frame (16) and a protection rubber air bag (17), the protection rubber air bag (17) is fixedly installed on the inner wall of the moving protection frame (16).

2. A plastic pipe cutter with a guard structure according to claim 1, characterized in that: The hydraulic cylinder (7) is fixedly installed in the equipment base (1) and at the rear side of the mounting bracket (2), the two placing racks (8) are fixedly installed on the upper end of the equipment base (1) and at the front side of the mounting bracket (2) in a symmetrical manner, and the telescopic rod of the hydraulic cylinder (7) is rotatably connected with the rear part of the main support (9).

3. A plastic pipe cutter with a guard structure according to claim 2, characterized in that: The main support (9) on the cutting mechanism (3) is rotatably installed on the mounting bracket (2), the motor (10) and the saw blade (11) are installed on the main support (9), and the saw blade (11) is connected with the output shaft of the motor (10) through a belt.

4. A plastic pipe cutting machine with a guard structure according to claim 3, characterized in that: The fixed plate (12) on the fixed protection assembly (4) is fixedly installed on the main support (9), and the protection cover (13) is sleeved on the upper part of the saw blade (11).

5. A plastic pipe cutting machine with a guard structure according to claim 4, characterized in that: The upper L-shaped mounting plate (15) on the four reset assemblies (5) is fixedly connected with the fixed plate (12) and the protection cover (13) respectively.

6. A plastic pipe cutting machine with a guard structure according to claim 5, characterized in that: The moving protection frame (16) on the movable protection assembly (6) is movably sleeved on the lower part of the fixed protection assembly (4), the moving protection frame (16) is fixedly connected with the lower L-shaped mounting plate (15), and the lower end of the protection rubber air bag (17) is lower than the lower end of the moving protection frame (16).

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