CN212072067U

CN212072067U - Cutting structure for polyethylene pipe production

Info

Publication number: CN212072067U
Application number: CN202020727691.6U
Authority: CN
Inventors: 邵圣销
Original assignee: Huangsheng Group Chongqing Pipe Industry Co ltd
Current assignee: Huangsheng Group Chongqing Pipe Industry Co ltd
Priority date: 2020-05-07
Filing date: 2020-05-07
Publication date: 2020-12-04
Anticipated expiration: 2030-05-07

Abstract

The utility model discloses a cutting structure for producing polyethylene pipes, which comprises a machine body; the utility model discloses a machine body, including organism upside, machine frame, portal frame, cutting board, telescopic link, bolt fixed mounting, the organism upside intermediate position is provided with the upper end pinch roller, upper end pinch roller bottom is provided with the bottom pinch roller, inside upper end pinch roller and the embedding organism of bottom pinch roller both ends axle, bottom pinch roller one end is stretched out the organism and is installed at the motor front end, the organism intermediate position is provided with the portal frame, portal frame upside intermediate position is provided with the telescopic link, the telescopic link bottom is through bolt fixed mounting in portal frame upside position, the telescopic link passes the portal frame bottom and is provided with the cutting board. The utility model discloses servo motor is used to the motor, and servo motor is controlled by the encoder when using, the rotational speed and the number of turns of rotation of control motor that can be accurate to the rotational speed of control bottom pinch roller is convenient for control the transmission length of tubular product, thereby is convenient for control the cutting length of tubular product.

Description

Cutting structure for polyethylene pipe production

Technical Field

The utility model relates to a polyethylene pipe cutting tool technical field specifically is a polyethylene pipe production is with cutting structure.

Background

Polyethylene pipes are used in a wide range of applications. The water supply pipe and the gas pipe are two largest application markets. The PE resin is polymerized from monomer ethylene, and can obtain resins of different densities due to different polymerization conditions such as pressure and temperature during polymerization, and is classified into high density polyethylene, medium density polyethylene and low density polyethylene. When processing different grade type PE tubular product, according to the difference of its application condition, choose for use the difference of resin brand, also be different to the requirement of extruder and mould simultaneously, at polyethylene tubular product processing chamber, need cut, current cutting device can't control the length that cuts to the cutting quality to the polyethylene tubular product is influenced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a polyethylene pipe production is with cutting structure to solve current cutting device, can't control the length that cuts, thereby the influence is to the problem of the cutting quality of polyethylene pipe.

In order to achieve the above object, the utility model provides a following technical scheme: a cutting structure for producing a polyethylene pipe comprises a machine body; the machine body is characterized in that supporting legs are arranged on the periphery of the bottom end of the machine body, the upper ends of the supporting legs are welded at the bottom end of the machine body, an upper end pinch roller is arranged at the middle position of the upper side of the machine body, a bottom end pinch roller is arranged at the bottom end of the upper end pinch roller, two end shafts of the upper end pinch roller and the bottom end pinch roller are embedded into the machine body, bearings are sleeved outside the sections where the two end shafts of the upper end pinch roller and the bottom end pinch roller are embedded into the machine body, arc grooves are formed in the middle positions of the upper end pinch roller and the bottom end pinch roller, one end of the bottom end pinch roller extends out of the machine body and is installed at the front end of a motor, the motor is fixedly installed at one side of the machine body through bolts, a portal frame is arranged at the middle, the upper end of the cutting plate is fixedly arranged at the bottom end of the telescopic rod through a bolt.

Preferably, bottom pinch roller one end axle stretches out the organism and installs inside the roll distancer, and the roll distancer passes through bolt fixed mounting in organism one side.

Preferably, the bottom end of the cutting plate is provided with a wear-resistant layer, and the wear-resistant layer is a tungsten steel layer.

Preferably, the two ends of the cutting plate are provided with pins, the pins are welded on the two sides of the cutting plate and embedded into the sliding grooves, and the sliding grooves are located on the two sides of the portal frame.

Preferably, the outside parcel of upper end pinch roller and bottom pinch roller has the bullet pad, and the bullet pad pastes in the upper end pinch roller and the bottom pinch roller outside through adhesive.

Preferably, the corrosion-resistant layer is arranged on the outer side of the machine body and is a chromium-plated layer.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the servo motor is controlled by the encoder when in use, so that the rotating speed and the number of rotating turns of the motor can be accurately controlled, the rotating speed of the bottom end pressing wheel is controlled, the transmission length of the pipe is conveniently controlled, and the cutting length of the pipe is conveniently controlled;

2. the chromium coating used by the corrosion-resistant layer has stronger corrosion resistance, is used for reducing the corrosion of the machine body in use and prolonging the service life of the machine body;

3. the elastic pad is soft in texture, and when the upper end pressing wheel and the bottom end pressing wheel transmit the pipe, the elastic pad is pressed to deform, so that the contact area and the friction force between the upper end pressing wheel and the pipe and between the bottom end pressing wheel and the pipe are increased, and the pipe is extruded more stably by the upper end pressing wheel and the bottom end pressing wheel;

4. during the movement of the cutting board, the pins will move along the sliding grooves, so that the cutting board vertically moves up and down.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic side view of the present invention;

fig. 3 is a schematic structural diagram of the motor of the present invention.

In the figure: 1. a body; 2. a support leg; 3. an electric motor; 4. an upper end pinch roller; 5. a gantry; 6. a telescopic rod; 7. a chute; 8. a pin; 9. cutting the board; 10. a wear layer; 11. a bottom pinch roller; 12. a spring pad; 13. a rolling rangefinder; 14. a corrosion resistant layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1, fig. 2 and fig. 3, in an embodiment of the present invention, a cutting structure for producing a polyethylene pipe includes a machine body 1; the bottom of the machine body 1 is provided with support legs 2 all around, the upper ends of the support legs 2 are welded at the bottom position of the machine body 1, the upper end pinch roller 4 is arranged at the middle position of the upper side of the machine body 1, the bottom end of the upper end pinch roller 4 is provided with a bottom end pinch roller 11, two end shafts of the upper end pinch roller 4 and the bottom end pinch roller 11 are embedded into the machine body 1, two end shafts of the upper end pinch roller 4 and the bottom end pinch roller 11 are embedded into the inner section of the machine body 1, bearings are sleeved outside sections of the upper end pinch roller 4 and the bottom end pinch roller 11, arc-shaped grooves are arranged at the middle positions of the upper end pinch roller 4 and the bottom end pinch roller 11, one end of the bottom end pinch roller 11 extends out of the machine body 1 and is arranged at the front end of the motor 3, the telescopic link 6 passes 5 bottoms of portal frame and is provided with cutting board 9, and the bolt fixed mounting is passed through at 6 bottom positions of telescopic link in cutting board 9 upper end.

Further, 11 one end axles of bottom pinch roller stretch out organism 1 and install inside rolling distancer 13, and rolling distancer 13 passes through bolt fixed mounting in organism 1 one side, and rolling distancer 13 can measure 11 roll distances of bottom pinch roller to the displacement to tubular product carries out the calibration.

Further, the bottom end of the cutting plate 9 is provided with a wear-resistant layer 10, the wear-resistant layer 10 is a tungsten steel layer, and the tungsten steel layer of the wear-resistant layer 10 has a series of excellent performances such as high hardness, wear resistance, good strength and toughness, heat resistance, corrosion resistance and the like, particularly the high hardness and wear resistance of the tungsten steel layer, and can keep the toughness of the cutting plate 9 for a long time.

Further, cutting board 9 both ends are provided with and participate in 8, and participate in 8 welding and cut board 9 both sides, participate in 8 embedding spout 7 inside, spout 7 is located 5 inside both sides positions of portal frame, and at the in-process that cutting board 9 removed, participate in 8 and will remove along spout 7 for cutting board 9 vertically reciprocates.

Further, upper end pinch roller 4 and the 11 outside parcel of bottom pinch roller have bullet pad 12, and bullet pad 12 is in the upper end pinch roller 4 and the 11 outside of bottom pinch roller through the sticky subsides of bonding, the texture of bullet pad 12 is comparatively soft, when upper end pinch roller 4 and bottom pinch roller 11 transmit tubular product, bullet pad 12 will receive pressure and produce and warp, increase contact area and frictional force between upper end pinch roller 4 and bottom pinch roller 11 and the tubular product, make upper end pinch roller 4 and bottom pinch roller 11 to tubular product extruded more stable.

Further, the corrosion-resistant layer 14 is arranged on the outer side of the machine body 1, the corrosion-resistant layer 14 is a chromium-plated layer, and the chromium-plated layer used by the corrosion-resistant layer 14 has strong corrosion resistance, so that corrosion of the machine body 1 in use is reduced, and the service life of the machine body 1 is prolonged.

The utility model discloses a theory of operation and use flow: during the use, be connected motor 3 and telescopic link 6 with external power through the wire, open motor 3 through the switch, motor 3 will drive bottom pinch roller 11 and rotate, with tubular product embedding upper end pinch roller 4 and bottom pinch roller 11 intermediate position, transmit tubular product forward through upper end pinch roller 4 and bottom pinch roller 11, motor 3 uses ground servo motor, servo motor is controlled by the encoder when using, the rotational speed and the number of rotations of control motor 3 that can be accurate, thereby control bottom pinch roller 11's rotational speed, be convenient for control the transmission length of tubular product, when motor 3 stops operating, open telescopic link 6 through the switch, telescopic link 6 will extend, drive cutting board 9 moves down, cut tubular product through cutting board 9.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A cutting structure for producing polyethylene pipes comprises a machine body (1); the method is characterized in that: the bottom of the machine body (1) is provided with supporting legs (2) all around, the upper ends of the supporting legs (2) are welded at the bottom end of the machine body (1), an upper end pinch roller (4) is arranged at the middle position of the upper side of the machine body (1), a bottom end pinch roller (11) is arranged at the bottom end of the upper end pinch roller (4), two end shafts of the upper end pinch roller (4) and the bottom end pinch roller (11) are embedded into the machine body (1), bearings are sleeved outside the inner section of the machine body (1) in the embedded mode of the two end shafts of the upper end pinch roller (4) and the bottom end pinch roller (11), arc-shaped grooves are formed in the middle positions of the upper end pinch roller (4) and the bottom end pinch roller (11), one end of the bottom end pinch roller (11) extends out of the machine body (1) and is installed at the front end of the, portal frame (5) bottom is through bolt fixed mounting in organism (1) upside position, portal frame (5) upside intermediate position is provided with telescopic link (6), bolt fixed mounting is passed through in portal frame (5) upside position in telescopic link (6) bottom, telescopic link (6) pass portal frame (5) bottom and are provided with cutting board (9), cutting board (9) upper end is through bolt fixed mounting in telescopic link (6) bottom position.

2. The cutting structure for producing polyethylene pipes according to claim 1, characterized in that: the bottom pinch roller (11) one end axle stretches out organism (1) and installs inside roll distancer (13), and roll distancer (13) and pass through bolt fixed mounting in organism (1) one side.

3. The cutting structure for producing polyethylene pipes according to claim 1, characterized in that: the bottom end of the cutting plate (9) is provided with a wear-resistant layer (10), and the wear-resistant layer (10) is a tungsten steel layer.

4. The cutting structure for producing polyethylene pipes according to claim 1, characterized in that: two ends of the cutting plate (9) are provided with pins (8), the pins (8) are welded on two sides of the cutting plate (9), the pins (8) are embedded into the sliding grooves (7), and the sliding grooves (7) are located on two sides of the interior of the portal frame (5).

5. The cutting structure for producing polyethylene pipes according to claim 1, characterized in that: the outer sides of the upper end pressing wheel (4) and the bottom end pressing wheel (11) are wrapped with elastic pads (12), and the elastic pads (12) are adhered to the outer sides of the upper end pressing wheel (4) and the bottom end pressing wheel (11) through adhesive glue.

6. The cutting structure for producing polyethylene pipes according to claim 1, characterized in that: the corrosion-resistant layer (14) is arranged on the outer side of the machine body (1), and the corrosion-resistant layer (14) is a chromium-plated layer.