CN215660491U - Circular cutting device for plastic pipes - Google Patents

Abstract

The utility model relates to a plastic pipe ring cutting device, which comprises a cutting knife, wherein the cutting knife is arranged on a ring cutting frame, the ring cutting frame comprises a cover plate and a U-shaped frame body, one end of the cover plate is hinged to one end of the frame body, the other end of the cover plate is detachably connected to the other end of the frame body, and the cutting knife is connected to the cover plate through an adjusting screw in a threaded manner; and one end of the frame body, which is opposite to the cutting knife, is provided with a positioning roller. Utility model's an usage is, encircles the cutting position of waiting to cut tubular product with the ring cutting frame, and rotatory adjusting screw makes the cutting knife extrude to tubular product on, and the rotating ring cutting frame makes cutting knife circular cutting tubular product, and along with the continuous rotatory adjusting screw of the increase of the number of turns, the cutting depth of increase cutting knife is up to the cutting of accomplishing tubular product. This device adopts the cutting knife extrusion cutting, and not saw cut, the production of the dust that has significantly reduced has played the guard action to the healthy of surrounding environment and personnel.

Description

Circular cutting device for plastic pipes

Technical Field

The utility model relates to the field of pipe production, in particular to a ring cutting device for a polypropylene pipe.

Background

The polypropylene pipe is widely used, is applied to industrial production, agricultural irrigation, daily water supply and drainage and the like, and needs to be spliced or cut for improving the reasonability and the attractiveness of pipe arrangement.

The traditional polypropylene pipe is mostly cut by a saw cutting method, namely, cutting is carried out by a saw blade or a cutting machine. This kind of cutting mode can produce a large amount of dust, not only can the polluted environment, causes harm to constructor's healthy moreover.

Therefore, a new cutting device for polypropylene pipes is needed to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the problem that the existing polypropylene pipe generates dust when being cut and has great harm to human bodies.

According to one aspect of the utility model, the ring cutting device for the polypropylene pipes comprises a cutting knife, wherein the cutting knife is arranged on a ring cutting frame, the ring cutting frame comprises a cover plate and a U-shaped frame body, one end of the cover plate is hinged to one end of the frame body, the other end of the cover plate is detachably connected to the other end of the frame body, and the cutting knife is connected to the cover plate through an adjusting screw in a threaded manner; and one end of the frame body, which is opposite to the cutting knife, is provided with a positioning roller.

Through this scheme, encircle the cutting position that the ring cutting frame encircles waiting to cut tubular product, rotatory adjusting screw makes the cutting knife extrude to tubular product on, the rotating ring cutting frame makes cutting knife ring cutting tubular product, along with the continuous rotatory adjusting screw of the increase of the number of turns, the depth of cut of increase cutting knife, until the cutting of accomplishing tubular product. This device adopts the cutting knife extrusion cutting, and not saw cut, the production of the dust that has significantly reduced has played the guard action to the healthy of surrounding environment and personnel.

Preferably, the cutter comprises a cutter frame and a circular cutting blade, the cutting blade is rotationally connected to one side of the cutter frame, and the adjusting screw is rotationally connected to the other side of the cutter frame; the cutting piece orientation the registration roller, the cutting piece with the direction of rotation of registration roller is unanimous.

Through this scheme, rotatory cutting knife not only makes things convenient for the rotation of ring cutting frame, can further reduce the production of cutting in-process dust moreover.

Preferably, a guide rod is arranged on one side surface of the tool rest, which is connected with the adjusting screw rod, the guide rod is parallel to the adjusting screw rod and penetrates through the cover plate and is in sliding connection with the cover plate

Through this scheme, the angle that the cutting knife can be kept in setting up of guide bar is fixed, improves cutting accuracy, avoids adjusting screw's rotation to cause the cutting angle change of cutting knife.

Preferably, the support body includes two mounting panels that are parallel to each other, the mounting panel is connected fixedly through a plurality of connecting axles, the registration roller rotate the installation extremely between the mounting panel.

Through this scheme, keep the holistic stability of this device, make the positioning roller keep the stability of angle when rotating, improve the location effect.

Preferably, the number of the positioning rollers is two, and the cutting blade is arranged right above the middle of the positioning rollers.

Through this scheme, further improve the location effect of registration roller, guarantee the cutting angle of circular cutting in-process and the accuracy nature of cutting position.

Preferably, the cover plate is not hinged to one end of the frame body, a fixing screw rod is arranged at one end of the cover plate, a connecting groove matched with the fixing bolt is formed in the frame body, and a flat nut is connected to the fixing screw rod in a threaded mode.

Through this scheme, be convenient for apron and support body between fixed and the dismantlement, convenience when improving this device and using.

The device has the technical effects that the device is simple in structure, easy to operate and use, and capable of avoiding or greatly reducing dust in the cutting process, so that the environmental pollution and the degree of harm to the health of human bodies are greatly reduced.

Other features of the present invention and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this specification, illustrate embodiments of the utility model and together with the description, serve to explain the principles of the utility model.

Fig. 1 is a schematic front view of a circular cutting device for polypropylene pipes according to an embodiment of the present invention.

FIG. 2 is a schematic side view of the ring cutting device for the polypropylene tubing of FIG. 1.

Fig. 3 is a schematic view of the cutting knife in the ring cutting device for polypropylene tubing of fig. 2.

Fig. 4 is a schematic view of a connection structure of a cover plate and a frame body in the ring cutting device for polypropylene pipes of fig. 1.

Detailed Description

Various exemplary embodiments of the present invention will now be described in detail with reference to the accompanying drawings. It should be noted that: the relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise.

The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the utility model, its application, or uses.

Techniques and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail, but are intended to be considered a part of the specification where appropriate.

In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values.

It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.

Examples

As shown in fig. 1 to 4, the ring cutting device for polypropylene pipes in this embodiment includes a cutting knife 1200, the cutting knife 1200 is disposed on a ring cutting frame 1100, the ring cutting frame 1100 includes a cover plate 1120 and a U-shaped frame body 1110, one end of the cover plate 1120 is hinged to one end of the frame body 1110, the other end of the cover plate 1120 is detachably connected to the other end of the frame body 1110, and the cutting knife 1200 is screwed to the cover plate 1120 through an adjusting screw 1210; a positioning roller 1130 is disposed at an end of the frame body 1110 opposite to the cutting knife 1200.

Through this scheme of this embodiment, open apron 1120, encircle the cutting position of waiting to cut tubular product with annular cutting frame 1100, cover apron 1120 and fixed, rotatory adjusting screw 1210 makes cutting knife 1200 extrude to the tubular product on, rotates annular cutting frame 1100 and makes cutting knife 1200 ring cut tubular product, along with the continuous rotatory adjusting screw 1210 of the increase of the number of turns that rotates, increases the depth of cut of cutting knife 1200, until the cutting of accomplishing tubular product. This device adopts cutting knife 1200 extrusion cutting, and not saw cut, the production of the dust that has significantly reduced has played the guard action to the healthy of surrounding environment and personnel.

In this or other embodiments, the cutting blade 1200 comprises a blade holder 1220 and a circular cutting blade 1230, the cutting blade 1230 is rotatably connected to one side of the blade holder 1220, and the adjusting screw 1210 is rotatably connected to the other side of the blade holder 1220; the cutting blade 1230 faces the positioning roller 1130, and the cutting blade 1230 rotates in the same direction as the positioning roller 1130. The rotary cutting blade 1230 is used for rolling cutting, which not only helps to reduce friction force and facilitate the rotation of the ring cutting frame 1100, but also can further reduce the generation of dust in the cutting process.

In this embodiment or other embodiments, a guide rod 1221 is disposed on a side surface of the tool holder 1220, to which the adjusting screw 1210 is connected, the guide rod 1221 is disposed parallel to the adjusting screw 1210, the guide rod 1221 penetrates through the cover plate 1120 and is slidably connected to the cover plate 1120, the guide rod 1221 is configured to keep an angle of the cutting knife 1200 fixed, so as to improve cutting accuracy and prevent a cutting angle of the cutting knife 1200 from changing due to rotation of the adjusting screw 1210.

In this embodiment or other embodiments, the frame body 1110 includes two mounting plates 1111 parallel to each other, the mounting plates 1111 are connected and fixed by a plurality of connecting shafts 1112, and the positioning roller 1130 is rotatably mounted between the mounting plates 1111. The fixed connection between mounting panel 1111 and connecting axle 1112 can keep the holistic stability of this device, makes registration roller 1130 keep the stability of angle when rotating, improves the location effect.

In this embodiment or other embodiments, there are two positioning rollers 1130, the cutting blade 1230 is disposed right above the middle of the positioning rollers 1130, and the two positioning rollers 1130 and the cutting blade 1230 together encircle the tube for cutting, so as to further improve the positioning effect of the positioning rollers 1130 and ensure the accuracy of the cutting angle and the cutting position in the circular cutting process.

In this embodiment or other embodiments, a fixing screw 1121 is disposed at one end of the cover plate 1120, which is not hinged to the frame body 1110, a connecting groove 1113 matched with the fixing bolt 1121 is disposed on the connecting shaft 1112 of the frame body 1110, and a flat nut 1122 is connected to the fixing screw 1121 in a threaded manner. Through manual regulation flat nut 1122's elasticity, can realize the fixed of apron 1120 and support body 1110 between and dismantle, the convenience when improving this device and using.

In this embodiment, a connecting block (not shown) is fixed to the connecting shaft 1112, the connecting groove 1113 is opened to the top of the connecting block, the connecting groove 1113 is open at the top, and the connecting groove 1113 has a width matching with the fixing screw 1121, so that the fixing screw 1121 can enter the connecting groove 1113 from the top and be fixed by the flat nut 1122.

The technical effect of this embodiment lies in, this device simple structure, easily operation and use can avoid or the dust in the greatly reduced cutting process to the pollution of environment and the health hazard degree to the human body have been reduced greatly.

Although some specific embodiments of the present invention have been described in detail by way of illustration, it should be understood by those skilled in the art that the above illustration is only for the purpose of illustration and is not intended to limit the scope of the utility model. It will be appreciated by those skilled in the art that modifications may be made to the above embodiments without departing from the scope and spirit of the utility model. The scope of the utility model is defined by the appended claims.

Claims (6)

1. The circular cutting device for the plastic pipes comprises a cutting knife and is characterized in that the cutting knife is arranged on a circular cutting frame, the circular cutting frame comprises a cover plate and a U-shaped frame body, one end of the cover plate is hinged to one end of the frame body, the other end of the cover plate is detachably connected to the other end of the frame body, and the cutting knife is connected to the cover plate through an adjusting screw in a threaded mode; and one end of the frame body, which is opposite to the cutting knife, is provided with a positioning roller.

2. The plastic pipe ring cutting device according to claim 1, wherein the cutter comprises a cutter frame and a circular cutting blade, the cutting blade is rotatably connected to one side of the cutter frame, and the adjusting screw is rotatably connected to the other side of the cutter frame; the cutting piece orientation the registration roller, the cutting piece with the direction of rotation of registration roller is unanimous.

3. The circular cutting device for plastic pipes as claimed in claim 2, wherein the side of the knife rest to which the adjusting screw is connected is provided with a guide rod, the guide rod is arranged parallel to the adjusting screw, and the guide rod penetrates through the cover plate and is connected with the cover plate in a sliding manner.

4. The circular cutting device for the plastic pipes as claimed in claim 3, wherein the frame body comprises two parallel mounting plates, the mounting plates are fixedly connected through a plurality of connecting shafts, and the positioning rollers are rotatably mounted between the mounting plates.

5. The circular cutting device for the plastic pipes as claimed in claim 4, wherein the number of the positioning rollers is two, and the cutting blade is arranged right above the middle of the positioning rollers.

6. The circular cutting device for the plastic pipes as claimed in claim 4, wherein one end of the cover plate, which is not hinged to the frame body, is provided with a fixing screw, the frame body is provided with a connecting groove matched with the fixing screw, and the fixing screw is in threaded connection with a flat nut.

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