CN217372553U - Polyethylene outer protective pipe cutting machine - Google Patents

Abstract

The utility model relates to the technical field of pipe cutting machines, in particular to a polyethylene outer protecting pipe cutting machine; the deformation of the end part of the polyethylene protective pipe in the cutting process can be prevented, and the flatness of the cut part of the outer protective pipe is ensured; including the operation panel, cavity revolving stage and rotatory truncation mechanism, cavity revolving stage fixed mounting is on the operation panel, be provided with multiunit deflector roll and the conveying mechanism who is used for the outer pillar on the operation panel, rotatory truncation mechanism includes the annular slab, the bracer in two sets of arcs, first driving cylinder, toper piece and two sets of annular cutters, annular slab fixed mounting is in the cavity revolving stage, the radial slip setting along the annular slab of bracer in two sets of arcs, install the spring between bracer and the annular slab in the arc, the bracer encloses into the cylindricality body in two sets of arcs, the rotatable spliced pole of installing of the output of first driving cylinder, be provided with the bell jar that agrees with mutually with the toper piece on the cylindricality body, fixed mounting has two sets of door types to prop on the annular slab, the rotatable annular section of installing of door type props.

Description

Polyethylene outer protective pipe cutting machine

Technical Field

The utility model relates to a technical field of pipe cutting machine especially relates to a polyethylene outer casing pipe cutting machine.

Background

As is well known, in order to meet the requirements of corrosion resistance and heat preservation, a heat preservation layer is generally coated on the outer wall of a steel pipe, and then the heat preservation layer is coated through a polyethylene outer protection pipe, a welding opening needs to be reserved at a welding position in the process of pipeline welding, and the redundant heat preservation layer and the redundant outer protection pipe need to be cut off; the polyethylene outer protective pipe cutting machine is a device for cutting the end part of a polyethylene outer protective pipe; the existing polyethylene outer protective pipe cutting machine comprises a circular cutting saw; when the conventional polyethylene outer protective pipe cutting machine is used, an operator holds a circular cutting saw by hand and performs circular cutting on the end part of the outer protective pipe; the existing polyethylene outer protecting pipe cutting machine is found in use, and the outer protecting pipe is made of polyethylene materials, so that the outer protecting pipe is easy to deform in the cutting process, the outer protecting pipe cannot be normally cut, the cutting flatness of the end part of the outer protecting pipe is influenced, and certain use limitation is realized.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a to prior art not enough, the utility model provides a prevent that polyethylene pillar tip from appearing deformation at the in-process of cuting, guarantee the polyethylene outer pillar pipe cutting machine of outer pillar truncation department roughness.

(II) technical scheme

In order to achieve the above object, the utility model provides a following technical scheme: the cutting device comprises an operating platform, a hollow rotating platform and a rotary cutting mechanism, wherein the hollow rotating platform is fixedly arranged on the operating platform, a plurality of guide rollers and a conveying mechanism used for an outer protecting pipe are arranged on the operating platform, the rotary cutting mechanism comprises an annular plate, two groups of arc inner supporting bodies, a first driving cylinder, a conical block and two groups of annular cutters, the annular plate is fixedly arranged in the hollow rotating platform, the two groups of arc inner supporting bodies are arranged along the radial sliding of the annular plate, a spring is arranged between the arc inner supporting bodies and the annular plate, the two groups of arc inner supporting bodies are enclosed into a cylindrical body, a gap exists between the two groups of arc inner supporting bodies, the first driving cylinder is fixedly arranged on the operating platform, a connecting column is rotatably arranged at the output end of the first driving cylinder, a conical groove matched with the conical block is arranged on the cylindrical body, and the connecting column penetrates through the annular plate and the cylindrical body to extend into the conical groove, the conical block is fixedly installed at the end part of the connecting column, two groups of door-shaped supports are fixedly installed on the annular plate, and the door-shaped supports are rotatably installed with annular slices.

Preferably, the conveying mechanism comprises two groups of mounting supports, a second driving cylinder fixedly mounted on the mounting supports, a U-shaped frame fixedly mounted at the output end of the second driving cylinder, a conveying roller rotatably mounted on the U-shaped frame, and a driving motor fixedly mounted on the U-shaped frame and in transmission connection with the conveying roller, and the two groups of mounting supports are symmetrically mounted on the operating platform.

Preferably, the cutting device further comprises two groups of cutters, wherein the cutters are fixedly arranged on the connecting column and are positioned between the two groups of arc-shaped inner supporting bodies.

Preferably, the operating platform is provided with a material leakage port.

Preferably, the conveying roller and the guide roller are both arc-shaped concave rollers.

Preferably, a plurality of groups of rotating rollers are rotatably arranged on the arc-shaped inner supporting body.

Preferably, the outer walls of the conveying roller and the guide roller are coated with rubber anti-slip layers.

(III) advantageous effects

Compared with the prior art, the utility model provides a polyethylene outer pillar pipe cutting machine possesses following beneficial effect: this polyethylene outer casing pipe cutting machine places the outer casing on the deflector roll, carries from the right side to the left side through conveying mechanism, and the cylindricality body inserts to the outer casing, and the output of first driving cylinder shortens, and the supporting body keeps away from each other in two sets of arcs of conical block promotion, and the annular section inserts to outer casing inner wall department, and the cavity revolving stage drives the annular disc and rotates, and the annular section carries out the girdling to outer casing tip, prevents that the deformation from appearing in the polyethylene casing tip in the in-process that cuts, guarantees the outer casing and cuts the department's roughness.

Drawings

Fig. 1 is a schematic perspective view of the present invention;

fig. 2 is a schematic top view of the present invention;

fig. 3 is a schematic cross-sectional view taken along line a-a of fig. 2 according to the present invention;

fig. 4 is a schematic view of the enlarged structure of a part a in fig. 1 of the present invention;

in the drawings, the reference numbers: 1. an operation table; 2. a hollow rotating table; 3. an annular plate; 4. an arc-shaped inner support body; 5. a first drive cylinder; 6. a conical block; 7. annularly slicing; 8. a spring; 9. a portal bracing; 10. a second drive cylinder; 11. a U-shaped frame; 12. a conveying roller; 13. a drive motor; 14. a cutter; 15. a material leakage port; 16. rotating the roller; 17. a guide roller; 18. connecting columns.

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. 1-4, the utility model relates to a polyethylene outer protective pipe cutting machine, which comprises an operation table 1, a hollow rotary table 2 and a rotary cutting mechanism, wherein the hollow rotary table 2 is fixedly arranged on the operation table 1, the operation table 1 is provided with a plurality of guide rollers 17 and a conveying mechanism for outer protective pipes, the rotary cutting mechanism comprises a circular plate 3, two groups of arc inner supporting bodies 4, a first driving cylinder 5 and a conical block 6, the circular plate 3 is fixedly arranged in the hollow rotary table 2, the two groups of arc inner supporting bodies 4 are arranged along the radial sliding of the circular plate 3, a spring 8 is arranged between the arc inner supporting bodies 4 and the circular plate 3, the two groups of arc inner supporting bodies 4 are enclosed into a cylindrical body, a gap exists between the two groups of arc inner supporting bodies 4, the first driving cylinder 5 is fixedly arranged on the operation table 1, the output end of the first driving cylinder 5 is rotatably provided with a connecting column 18, the cylindrical body is provided with a conical groove matched with the conical block 6, the connecting column 18 penetrates through the annular plate 3 and the cylindrical body and extends into the conical groove, the conical block 6 is fixedly mounted at the end part of the connecting column 18, two groups of portal supports 9 are fixedly mounted on the annular plate 3, and the annular section 7 is rotatably mounted on the portal supports 9.

Specifically, the conveying mechanism comprises two groups of mounting supports, a second driving cylinder 10 fixedly mounted on the mounting supports, a U-shaped frame 11 fixedly mounted at the output end of the second driving cylinder 10, a conveying roller 12 rotatably mounted on the U-shaped frame 11, and a driving motor 13 fixedly mounted on the U-shaped frame 11 and in transmission connection with the conveying roller 12, wherein the two groups of mounting supports are symmetrically mounted on the operating platform 1; the outer pillar is located between two sets of conveying rollers 12, and the action of second actuating cylinder 10, conveying roller 12 and outer pillar outer wall in close contact with, driving motor 13 action, conveying roller 12 realize the transport to outer pillar from the right left, when outer pillar girth, two sets of conveying rollers 12 can form the centre gripping effect to outer pillar, avoid the outer pillar rotation to appear when being cut by the girth, guarantee that outer pillar tip cuts going on smoothly of operation.

Specifically, the cutting device also comprises two groups of cutters 14, wherein the cutters 14 are fixedly arranged on a connecting column 18, and the cutters 14 are positioned between the two groups of arc-shaped inner supporting bodies 4; when the end part of the outer protective pipe is cut off, the output end of the first driving cylinder 5 extends, and the cutter 14 longitudinally cuts off the cut pipe section, so that the pipe section at the cylindrical body is blanked.

Specifically, a material leakage port 15 is arranged on the operating platform 1; the tailings after cutting off are leaked from the material leakage port 15, excessive accumulation of the tailings at the operation table 1 is avoided, cleanness of the operation table 1 is kept, and interference of the tailings on normal operation of equipment is avoided.

Specifically, the conveying roller 12 and the guide roller 17 are both arc-shaped concave rollers; the conveying roller 12 and the guide roller 17 are arc-shaped concave rollers, so that the contact area between the conveying roller 12 and the guide roller 17 and the outer protective pipe can be increased, the limiting effect on the outer protective pipe is achieved, and the outer protective pipe is prevented from rotating.

Specifically, a plurality of groups of rotating rollers 16 are rotatably arranged on the arc-shaped inner supporting body 4; through the roller 16, the friction between the cylindrical body and the inner wall of the outer protective pipe can be reduced, the resistance of the cylindrical body in the rotating process is reduced, and the power output of the hollow rotating platform 2 is reduced.

Specifically, the outer walls of the conveying roller 12 and the guide roller 17 are coated with rubber anti-slip layers (not shown in the figure); through the rubber anti-skid layer, the friction force between the conveying roller 12 and the guide roller 17 and the outer protective pipe can be further increased, and a good effect of preventing the outer protective pipe from rotating is achieved.

When in use, the outer protecting pipe is placed on the guide roller 17 and is conveyed from right to left by the conveying mechanism, the cylindrical body is inserted into the outer protecting pipe, the output end of the first driving cylinder 5 is shortened, the conical block 6 enters the conical groove, the conical block 6 pushes the two groups of arc inner supporting bodies 4 to be away from each other, the outer wall of the cylindrical body formed by the arc inner supporting bodies 4 is in close contact with the inner wall of the outer protecting pipe, the annular slice 7 is inserted into the inner wall of the outer protecting pipe, the hollow rotating platform 2 drives the annular plate 3 to rotate, the annular slice 7 realizes the annular cutting of the end part of the outer protecting pipe, when the end part of the outer protective pipe is cut off, the output end of the first driving cylinder 5 extends, the cutter 14 longitudinally cuts off the cut pipe section, the cut pipe section is prevented from being sleeved on a cylindrical body, automatic blanking of the outer protective pipe cutting tailings is achieved, manual intervention is not needed, labor is saved, and the cutting processing efficiency of the end part of the outer protective pipe is improved.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. The utility model provides a polyethylene outer pillar pipe cutting machine, its characterized in that, includes operation panel (1), cavity revolving stage (2) and rotatory truncation mechanism, cavity revolving stage (2) fixed mounting is on operation panel (1), be provided with multiunit deflector roll (17) on operation panel (1) and be used for the conveying mechanism of outer pillar, rotatory truncation mechanism includes annular slab (3), two sets of arc inner strut body (4), first driving cylinder (5) and toper piece (6), annular slab (3) fixed mounting is in cavity revolving stage (2), and two sets of arc inner strut body (4) are along the radial sliding setting of annular slab (3), install spring (8) between arc inner strut body (4) and annular slab (3), and two sets of arc inner strut body (4) enclose into the cylindrical body, have the clearance between two sets of arc inner strut body (4), first driving cylinder (5) fixed mounting is on operation panel (1), the rotatable spliced pole (18) of installing of output of first driving cylinder (5), be provided with the bell jar that agrees with mutually with toper piece (6) on the cylindricality body, spliced pole (18) pass annular plate (3) and cylindricality body and stretch into to the bell jar in, toper piece (6) fixed mounting is in the tip of spliced pole (18), fixed mounting has two sets of door types to prop (9) on annular plate (3), the door type props rotatable mounting on (9) has annular section (7).

2. The polyethylene outer pipe cutting machine according to claim 1, wherein the conveying mechanism comprises two sets of mounting supports, a second driving cylinder (10) fixedly mounted on the mounting supports, a U-shaped frame (11) fixedly mounted at an output end of the second driving cylinder (10), conveying rollers (12) rotatably mounted on the U-shaped frame (11), and a driving motor (13) fixedly mounted on the U-shaped frame (11) and in transmission connection with the conveying rollers (12), and the two sets of mounting supports are symmetrically mounted on the operating platform (1).

3. The polyethylene outer casing pipe cutting machine according to claim 2, further comprising two sets of cutters (14), wherein the cutters (14) are fixedly mounted on the connecting column (18), and the cutters (14) are located between the two sets of arc-shaped inner supports (4).

4. The polyethylene outer pipe cutting machine according to claim 3, characterized in that the operation platform (1) is provided with a material leakage opening (15).

5. The polyethylene outer pipe cutting machine according to claim 4, wherein the conveying roller (12) and the guide roller (17) are both arc-shaped concave rollers.

6. The polyethylene outer pipe cutting machine according to claim 5, wherein a plurality of groups of rotating rollers (16) are rotatably mounted on the arc-shaped inner support body (4).

7. The polyethylene outer pipe cutting machine according to claim 6, wherein the outer walls of the conveying rollers (12) and the guide rollers (17) are coated with rubber anti-slip layers.

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