CN112092025A - Double-wall corrugated pipe cutting device - Google Patents

Double-wall corrugated pipe cutting device Download PDF

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Publication number
CN112092025A
CN112092025A CN202010855359.2A CN202010855359A CN112092025A CN 112092025 A CN112092025 A CN 112092025A CN 202010855359 A CN202010855359 A CN 202010855359A CN 112092025 A CN112092025 A CN 112092025A
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CN
China
Prior art keywords
rod
double
sliding
driving
corrugated pipe
Prior art date
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Granted
Application number
CN202010855359.2A
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Chinese (zh)
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CN112092025B (en
Inventor
陈秀霞
张振国
李长东
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Shandong Hongri Pipe Industry Technology Co ltd
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Individual
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Priority to CN202010855359.2A priority Critical patent/CN112092025B/en
Publication of CN112092025A publication Critical patent/CN112092025A/en
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Publication of CN112092025B publication Critical patent/CN112092025B/en
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    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
    • B26D1/04—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member
    • B26D1/06—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a linearly-movable cutting member wherein the cutting member reciprocates
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/0006—Cutting members therefor
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D5/02—Means for moving the cutting member into its operative position for cutting
    • B26D5/06—Means for moving the cutting member into its operative position for cutting by electrical means
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D5/08—Means for actuating the cutting member to effect the cut
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/01—Means for holding or positioning work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
    • B26D1/0006—Cutting members therefor
    • B26D2001/0033—Cutting members therefor assembled from multiple blades
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B26—HAND CUTTING TOOLS; CUTTING; SEVERING
    • B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
    • B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
    • B26D7/01—Means for holding or positioning work
    • B26D2007/013—Means for holding or positioning work the work being tubes, rods or logs

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  • Life Sciences & Earth Sciences (AREA)
  • Forests & Forestry (AREA)
  • Engineering & Computer Science (AREA)
  • Mechanical Engineering (AREA)
  • Sawing (AREA)

Abstract

The invention relates to a double-wall corrugated pipe cutting device, which comprises: the telescopic rod component can be stretched and retracted; the first support assembly and the second support assembly are arranged on the telescopic rod assembly and can be supported on the inner wall of the double-wall corrugated pipe, and the distance between the first support assembly and the second support assembly can be controlled by controlling the telescopic rod assembly to stretch; the cutting unit is arranged at one end of the telescopic rod assembly and can cut the double-wall corrugated pipe, and the cutting unit can move in the double-wall corrugated pipe by controlling the first supporting assembly and the second supporting assembly to be alternately supported in the double-wall corrugated pipe and matching with the expansion and contraction of the telescopic rod assembly. The invention has the advantages that: through the mode that utilizes cutting device automatic walking to cut in double-walled bellows, can greatly reduced cutting device's volume and cost to can be applicable to the on-the-spot cutting, do not receive service environment's influence.

Description

Double-wall corrugated pipe cutting device
Technical Field
The invention relates to the technical field of double-wall corrugated pipes, in particular to a double-wall corrugated pipe cutting device.
Background
A high-density polyethylene double-wall corrugated pipe, referred to as PE corrugated pipe for short, is a novel plastic pipe which is made of high-density polyethylene as a main raw material by adopting an extrusion molding process, has a smooth and flat inner wall, a trapezoidal (square wave) or arc (circular wave) corrugated outer wall and a hollow inner and outer wall wave interval, belongs to a polyolefin structural wall pipe and is mainly used in the field of buried water drainage and pollution discharge. The demand of PE bellows is very big in the existing market, and the customer needs the bellows of different specifications moreover, so need bellows cutting device to process the cutting, cuts into shorter bellows with longer bellows to obtain the bellows of different specifications. The following technical problems exist in the prior art in cutting double-wall corrugated pipes:
1. for a double-wall corrugated pipe with a larger caliber, a cutting machine with a larger volume is required to be configured, the cutting machine not only occupies a large area and has high cost, but the cutting machine in the prior art can cut the double-wall corrugated pipe in a factory, but can not meet the cutting requirement during field installation;
2. in the prior art, when a double-wall corrugated pipe with a larger diameter is cut, a saw blade is generally adopted to be matched with the double-wall corrugated pipe to rotate for cutting, and the double-wall corrugated pipe rotates for a week for a longer time due to the larger diameter of the double-wall corrugated pipe, so that the cutting efficiency is lower.
Disclosure of Invention
In view of the above, there is a need to provide a double-wall corrugated pipe cutting device, which can improve cutting efficiency and reduce processing cost.
The invention discloses a double-wall corrugated pipe cutting device, which comprises:
the telescopic rod component can be stretched and retracted;
the first support assembly and the second support assembly are arranged on the telescopic rod assembly and can be supported on the inner wall of the double-wall corrugated pipe, and the distance between the first support assembly and the second support assembly can be controlled by controlling the telescopic rod assembly to stretch;
a cutting unit disposed at one end of the telescopic rod assembly and capable of cutting the double-walled corrugated pipe,
the cutting device can move in the double-wall corrugated pipe by controlling the first support assembly and the second support assembly to be alternately supported in the double-wall corrugated pipe and matching with the expansion and contraction of the expansion rod assembly, so that the cutting unit can cut out double-wall corrugated pipe sections with different lengths.
In one embodiment, the extension pole assembly comprises:
the first support assembly is arranged on the first support seat;
the sliding rod is fixedly arranged on the first supporting seat, and a sliding opening is formed in the sliding rod;
the second supporting seat is arranged on the second supporting seat, a sliding hole is formed in the second supporting seat, and the sliding rod penetrates through the sliding hole, so that the second supporting seat can slide along the sliding rod;
the motor is fixedly arranged on the second supporting seat;
the rotary driving block is connected to the second supporting seat in a rotating mode and can rotate under the driving of the motor, a spiral sliding rail matched with the sliding opening is arranged on the rotary driving block, the spiral driving block can drive the sliding rod to slide along the sliding hole, and therefore the adjustment of the distance between the first supporting assembly and the second supporting assembly is achieved.
In one embodiment, the first support assembly comprises:
the first driving electric pole is fixedly arranged on the first supporting seat;
the first double-sided rack is arranged on the telescopic rod of the first driving electric pole, and a first rack and a second rack are respectively arranged on two opposite sides of the first double-sided rack;
the first driving rod and the second driving rod are rotatably connected to the first supporting seat and are respectively arranged on two sides of the first double-sided rack;
the first driven rod and the second driven rod are rotatably connected to the first supporting seat, the first driven rod and the first driving rod are arranged in parallel, and the second driven rod and the second driving rod are arranged in parallel;
the cutting device comprises a first abutting rod and a second abutting rod, wherein the first abutting rod is hinged with a first driving rod and a first driven rod at the same time, the second abutting rod is hinged with a second driving rod and a second driven rod at the same time, and the first abutting rod and the second abutting rod can be synchronously abutted against the inner wall of the double-wall corrugated pipe, so that the cutting device is fixed in the double-wall corrugated pipe.
In one embodiment, the second support assembly comprises:
the second driving electric pole is fixedly arranged on the second supporting seat;
the second double-sided rack is arranged on the telescopic rod of the second driving electric pole, and a third rack and a fourth rack are respectively arranged on two opposite sides of the second double-sided rack;
the third driving rod and the fourth driving rod are rotatably connected to the second supporting seat and are respectively arranged on two sides of the second double-sided rack;
the third driven rod and the fourth driven rod are rotatably connected to the second supporting seat, the third driven rod and the third driving rod are arranged in parallel, and the fourth driven rod and the fourth driving rod are arranged in parallel;
the third butting rod is hinged with the third driving rod and the third driven rod, the fourth butting rod is hinged with the fourth driving rod and the fourth driven rod, and the third butting rod and the fourth butting rod can synchronously butt against the inner wall of the double-wall corrugated pipe, so that the cutting device is fixed in the double-wall corrugated pipe.
In one embodiment, the cutting unit includes:
the supporting shaft is integrally arranged with the second supporting seat;
the disc is arranged at one end, away from the second supporting seat, of the supporting shaft, six first sliding grooves are radially arranged at equal angles on the disc, a second sliding groove is arranged between every two adjacent first sliding grooves, each second sliding groove is connected with the bottom of one first sliding groove and the middle of the other first sliding groove, a bulge is arranged between the two communicated second sliding grooves in each first sliding groove, one side, close to the center of the disc, of each bulge is an inclined plane, one side, away from the center of the disc, of each bulge is a vertical plane, and the vertical plane and the side wall of each second sliding groove are located on the same plane;
the rotating disc is attached to the disc and can rotate relative to the disc, and three third sliding grooves are radially formed in the rotating disc at equal angles;
the three cutting pieces are arranged in the third sliding groove in a one-to-one correspondence manner and can slide along the third sliding groove, a connecting groove is formed in each cutting piece, a sliding block is arranged in each connecting groove in a sliding manner and can slide along the first sliding groove and the second sliding groove, and an elastic piece is arranged between each sliding block and each cutting piece, so that each sliding block is always abutted to the corresponding first sliding groove or the corresponding second sliding groove;
the third driving electric pole is fixedly arranged on the shaft sleeve;
the sliding ring is sleeved on the shaft sleeve and can slide along the shaft sleeve under the driving of the third driving electric pole;
three pushing connecting rods, one end of each connecting rod is hinged on the sliding ring, the other end of each connecting rod is hinged on the cutting piece,
through control third drive pole can control it follows to cut the piece third spout slides.
The invention has the advantages that:
1. the cutting device can greatly reduce the volume and the cost of the cutting device by utilizing the mode that the cutting device automatically walks in the double-wall corrugated pipe for cutting, is suitable for field cutting and is not influenced by the use environment;
2. the cutting device adopted in the invention adopts a stamping mode to cut, and the rotating angle of the cutting device is small during cutting, so that the cutting efficiency can be greatly improved compared with the prior art;
3. the first supporting assembly and the second supporting assembly can be suitable for corrugated pipes with different diameters, and the cutting unit can also cut the corrugated pipes with different diameters, so that the corrugated pipe cutting device can be suitable for cutting the corrugated pipes with different diameters.
Drawings
FIG. 1 is a cross-sectional view of a cutting device provided in accordance with the present invention;
FIG. 2 is a perspective view of a rotary driving block of a cutting device according to the present invention;
FIG. 3 is a perspective view of a disk of a cutting device according to the present invention;
FIG. 4 is a cross-sectional view of a disk of a cutting device provided in accordance with the present invention;
fig. 5 to 8 are working state diagrams of a cutting unit of the cutting device provided by the invention;
FIG. 9 is a first view illustrating a working state of the cutting device according to the present invention, wherein the retractable rod assembly is in a retracted state, and the first support assembly and the second support assembly are also in a retracted state;
FIG. 10 is a second view of the present invention showing a second working state of the cutting device, wherein the extendable rod assembly is extended and the first and second support assemblies are extended;
fig. 11 is a partial enlargement at a of fig. 10.
In the figure, the telescopic rod assembly 1, the first support seat 11, the sliding rod 111, the limit slot 1111, the sliding opening 12, the second support seat 13, the sliding hole 131, the limit block 132, the motor 14, the rotary driving block 15, the spiral sliding rail 151, the first support assembly 2, the first driving electric pole 21, the first double-sided rack 22, the first rack 221, the second rack 222, the first driving rod 23, the second driving rod 24, the first driven rod 25, the second driven rod 26, the first butt rod 27, the second butt rod 28, the second support assembly 3, the second driving electric pole 31, the second double-sided rack 32, the third rack 321, the fourth rack 322, the third driving rod 33, the fourth driving rod 34, the third driven rod 35, the fourth driven rod 36, the third butt rod 37, the fourth butt rod 38, the cutting unit 4, the support shaft 41, the disc 42, the first chute 421, the second chute 422, the protrusion 423, the inclined plane 4231, the sliding hole 131, the limit block 132, the motor, The vertical surface 4232, the rotating disk 43, the third sliding groove 431, the shaft sleeve 44, the cutting piece 45, the connecting groove 451, the sliding block 452, the elastic piece 453, the third driving electric pole 46, the sliding ring 47 and the pushing connecting rod 48.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
It will be understood that when an element is referred to as being "mounted on" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. When an element is referred to as being "secured to" another element, it can be directly secured to the other element or intervening elements may also be present.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "or/and" includes any and all combinations of one or more of the associated listed items.
As shown in fig. 1, the present invention discloses a double-wall corrugated pipe cutting apparatus, which includes:
a telescopic rod assembly 1 which can be telescopic;
the first support assembly 2 and the second support assembly 3 are arranged on the telescopic rod assembly 1 and can be supported on the inner wall of the double-wall corrugated pipe, and the distance between the first support assembly 2 and the second support assembly 3 can be controlled by controlling the telescopic rod assembly 1 to be telescopic;
a cutting unit 4 disposed at one end of the telescopic rod assembly 1 and capable of cutting the double-walled corrugated pipe,
the cutting device can move in the double-wall corrugated pipe by controlling the first support assembly 2 and the second support assembly 3 to be alternately supported in the double-wall corrugated pipe and matching with the expansion and contraction of the expansion rod assembly 1, so that the cutting unit can cut double-wall corrugated pipe sections with different lengths.
Preferably, as shown in fig. 2, the telescopic rod assembly 1 includes:
the first support seat 11 is provided with the first support component 2;
the sliding rod is fixedly arranged on the first supporting seat 11, and a sliding opening 12 is formed in the sliding rod;
the second support seat 13, the second support assembly 3 is disposed on the second support seat 13, a sliding hole 131 is formed in the second support seat 13, and the sliding rod passes through the sliding hole 131, so that the second support seat 13 can slide along the sliding rod;
the motor 14 is fixedly arranged on the second supporting seat 13;
the rotary driving block 15 is rotatably connected to the second supporting seat 13 and can be driven by the motor 14 to rotate, a spiral sliding rail 151 matched with the sliding opening 12 is arranged on the rotary driving block 15, and the slide bar can be driven to slide along the sliding hole 131 through rotation of the spiral driving block, so that the adjustment of the distance between the first supporting component 2 and the second supporting component 3 is realized.
It is worth mentioning that a limiting block is arranged in the sliding hole 131, a limiting groove matched with the limiting block is formed in the sliding rod, and the limiting block moves at two ends of the limiting groove, so that the longest length and the shortest length of the telescopic rod assembly 1 are fixed, and the cutting device can move at one time conveniently.
Preferably, the first support assembly 2 comprises:
a first driving pole 21 fixedly disposed on the first support base 11;
a first double-sided rack 22 disposed on the telescopic rod of the first driving pole 21, wherein a first rack 221 and a second rack 222 are respectively disposed on two opposite sides of the first double-sided rack 22;
a first driving rod 23 and a second driving rod 24 rotatably connected to the first supporting base 11 and respectively disposed at two sides of the first double-sided rack 22;
a first driven rod 25 and a second driven rod 26 rotatably connected to the first support base 11, wherein the first driven rod 25 is parallel to the first driving rod 23, and the second driven rod 26 is parallel to the second driving rod 24;
a first abutting rod 27 and a second abutting rod 28, wherein the first abutting rod 27 is hinged to the first driving rod 23 and the first driven rod 25 at the same time, the second abutting rod 28 is hinged to the second driving rod 24 and the second driven rod 26 at the same time, and the first abutting rod 27 and the second abutting rod 28 can be abutted against the inner wall of the double-wall corrugated pipe synchronously, so that the cutting device is fixed in the double-wall corrugated pipe.
Preferably, the second support assembly 3 comprises:
the second driving electric pole 31 is fixedly arranged on the second supporting seat 13;
a second double-sided rack 32 disposed on the telescopic rod of the second driving pole 31, wherein a third rack 321 and a fourth rack 322 are respectively disposed on two opposite sides of the second double-sided rack 32;
a third driving rod 33 and a fourth driving rod 34 rotatably connected to the second supporting seat 13 and respectively disposed at two sides of the second double-sided rack 32;
a third driven rod 35 and a fourth driven rod 36 rotatably connected to the second support base 13, wherein the third driven rod 35 is parallel to the third driving rod 33, and the fourth driven rod 36 is parallel to the fourth driving rod 34;
the third abutting rod 37 and the fourth abutting rod 38 are hinged to the third driving rod 33 and the third driven rod 35 at the same time, the fourth abutting rod 38 is hinged to the fourth driving rod 34 and the fourth driven rod 36 at the same time, and the third abutting rod 37 and the fourth abutting rod 38 can abut against the inner wall of the double-wall corrugated pipe synchronously, so that the cutting device is fixed in the double-wall corrugated pipe.
Preferably, with reference to fig. 3, 4, 10 and 11, the cutting unit 4 includes:
a support shaft 41 provided integrally with the second support base 13;
a disc 42 integrally arranged with the support shaft 41, the disc 42 is arranged at one end of the support shaft 41 far away from the second support seat 13, six first sliding grooves 421 are radially arranged at equal angles on the disc 42, a second sliding groove 422 is arranged between every two adjacent first sliding grooves 421, each second sliding groove 422 is connected with the bottom of one first sliding groove 421 and the middle of the other first sliding groove 421, a protrusion 423 is arranged between the two second sliding grooves 422 communicated with each other in the first sliding groove 421, one side of the protrusion 423 close to the center of the disc 42 is an inclined surface 4231, one side far away from the center of the disc 42 is a vertical surface 4232, and the vertical surface 4232 and the side wall of the second sliding groove 422 are located on the same plane;
a rotating disc 43, wherein a shaft sleeve 44 is arranged at the center of the rotating disc 43, the shaft sleeve 44 is sleeved on the supporting shaft 41, the rotating disc 43 is attached to the disc 42 and can rotate relative to the disc 42, and three third sliding grooves 431 are radially arranged on the rotating disc 43 at equal angles;
three cutting pieces 45 which are correspondingly arranged in the third sliding groove 431 one by one and can slide along the third sliding groove 431, wherein a connecting groove 451 is formed on each cutting piece 45, a sliding block 452 is arranged in the connecting groove 451 in a sliding manner, the sliding block 452 can slide along the first sliding groove 421 and the second sliding groove 422, and an elastic piece 453 is arranged between the sliding block 452 and the cutting piece 45, so that the sliding block 452 is always abutted to the first sliding groove 421 or the second sliding groove 422;
a third drive shaft 46 fixedly mounted on the sleeve 44;
the sliding ring 47 is sleeved on the shaft sleeve 44 and can slide along the shaft sleeve 44 under the driving of the third driving pole 46;
three pushing connecting rods 48, one end of each connecting rod is hinged on the sliding ring 47, the other end of each connecting rod is hinged on the cutting piece 45,
by controlling the third drive pole 46, the cutting member 45 can be controlled to slide along the third chute 431.
The working method of the invention is as follows:
s1: placing the cutting device into a double-wall corrugated pipe to be processed;
s2: driving the first support component 2 and the second support component 3 to be supported in the double-wall corrugated pipe;
s3: driving a cutting unit 4 to cut the double-walled corrugated pipe;
s4: the first supporting component 2 is contracted, the telescopic rod component 1 is controlled to extend, the first supporting component 2 is driven to be supported in the double-wall corrugated pipe, the second supporting component 3 is contracted, the telescopic rod component 1 is controlled to be shortened, the second supporting component 3 is driven to be supported in the double-wall corrugated pipe, and one-step walking is completed;
s5: repeating the above steps S3 and S4 to make the cutting device complete the whole cutting of the double-wall corrugated pipe.
Preferably, in S4, the motor 14 is controlled to rotate in the forward direction, so that the rotation driving block 15 can be driven to rotate in the forward direction, and the first support base 11 is moved in a direction away from the second support base 13, thereby extending the telescopic rod assembly 1.
Preferably, in S4, the motor 14 is controlled to rotate in the reverse direction, so that the rotation driving block 15 can be driven to rotate in the reverse direction, and the second support base 13 is moved in the direction of the first support base 11, thereby shortening the telescopic rod assembly 1.
Preferably, in S2 and S4, the first support member 2 is contracted by extending the first driving electric pole 21, and the second support member 3 is contracted by extending the second driving electric pole 31.
Preferably, in S3, as shown in fig. 5 and 6, the third driving rod 46 is controlled to extend, the sliding ring 47 is pushed to slide along the bushing 44, and the pushing link 48 is synchronously pushed to move, so as to push the cutting member 45 to move along the first sliding slot 421 in a direction away from the center of the disc 42, so as to cut the double-walled corrugated pipe for the first time, as shown in fig. 7, and then the third driving rod 33 is controlled to contract, so as to drive the cutting member 45 to move along the first sliding slot 421 in a direction towards the center of the disc 42, since the sliding block 452 abuts against the vertical surface 4232 of the protrusion 423, the sliding block 452 enters the second sliding slot 422, and as the sliding block 452 moves along the second sliding slot 422, the rotating disc 43 is driven to rotate until the sliding block 452 enters another first sliding slot 421 along the second sliding slot 422, as shown in fig. 8, and controlling the third driving electric pole 46 to extend again, pushing a sliding ring 47 to slide along the shaft sleeve 44, and synchronously pushing the pushing connecting rod 48 to move, so as to push the cutting member 45 to move along another first sliding groove 421 towards the direction away from the center of the disc 42, perform second cutting on the double-wall corrugated pipe, contract again, enter another second sliding groove 422, enter another first sliding groove 421, and complete one cutting.
Preferably, in the S4, the drilling apparatus makes a plurality of walks to move by a preset distance.
It is worth mentioning that the drilling device is supported through controlling the alternation of the first supporting component 2 and the second supporting component 3, the movement in the double-wall corrugated pipe is realized by matching the extension and retraction of the extension rod component 1, thereby the moving distance can be accurately controlled, when the longest distance of one-time movement of the drilling device is a (namely, the difference value between the longest length and the shortest length of the extension rod component is a), in the actual work, the moving distance of the drilling device between two cutting positions can be smaller than a, equal to a and larger than a, namely, the movement of any distance can be carried out, and the length of the double-wall corrugated pipe section can be controlled.
The technical features of the embodiments described above may be arbitrarily combined, and for the sake of brevity, all possible combinations of the technical features in the embodiments described above are not described, but should be considered as being within the scope of the present specification as long as there is no contradiction between the combinations of the technical features.
The above-mentioned embodiments only express several embodiments of the present invention, and the description thereof is more specific and detailed, but not construed as limiting the scope of the invention. It should be noted that, for a person skilled in the art, several variations and modifications can be made without departing from the inventive concept, which falls within the scope of the present invention. Therefore, the protection scope of the present patent shall be subject to the appended claims.

Claims (5)

1. A double-walled bellows cutting apparatus, comprising:
the telescopic rod component can be stretched and retracted;
the first support assembly and the second support assembly are arranged on the telescopic rod assembly and can be supported on the inner wall of the double-wall corrugated pipe, and the distance between the first support assembly and the second support assembly can be controlled by controlling the telescopic rod assembly to stretch;
a cutting unit disposed at one end of the telescopic rod assembly and capable of cutting the double-walled corrugated pipe,
the cutting device can move in the double-wall corrugated pipe by controlling the first support assembly and the second support assembly to be alternately supported in the double-wall corrugated pipe and matching with the expansion and contraction of the expansion rod assembly, so that the cutting unit can cut out double-wall corrugated pipe sections with different lengths.
2. The double-walled bellows cutting arrangement of claim 1, wherein the telescoping rod assembly comprises:
the first support assembly is arranged on the first support seat;
the sliding rod is fixedly arranged on the first supporting seat, and a sliding opening is formed in the sliding rod;
the second supporting seat is arranged on the second supporting seat, a sliding hole is formed in the second supporting seat, and the sliding rod penetrates through the sliding hole, so that the second supporting seat can slide along the sliding rod;
the motor is fixedly arranged on the second supporting seat;
the rotary driving block is connected to the second supporting seat in a rotating mode and can rotate under the driving of the motor, a spiral sliding rail matched with the sliding opening is arranged on the rotary driving block, the spiral driving block can drive the sliding rod to slide along the sliding hole, and therefore the adjustment of the distance between the first supporting assembly and the second supporting assembly is achieved.
3. The double-walled bellows cutting arrangement of claim 2, wherein the first support assembly comprises:
the first driving electric pole is fixedly arranged on the first supporting seat;
the first double-sided rack is arranged on the telescopic rod of the first driving electric pole, and a first rack and a second rack are respectively arranged on two opposite sides of the first double-sided rack;
the first driving rod and the second driving rod are rotatably connected to the first supporting seat and are respectively arranged on two sides of the first double-sided rack;
the first driven rod and the second driven rod are rotatably connected to the first supporting seat, the first driven rod and the first driving rod are arranged in parallel, and the second driven rod and the second driving rod are arranged in parallel;
the cutting device comprises a first abutting rod and a second abutting rod, wherein the first abutting rod is hinged with a first driving rod and a first driven rod at the same time, the second abutting rod is hinged with a second driving rod and a second driven rod at the same time, and the first abutting rod and the second abutting rod can be synchronously abutted against the inner wall of the double-wall corrugated pipe, so that the cutting device is fixed in the double-wall corrugated pipe.
4. The double-walled bellows cutting arrangement of claim 3, wherein the second support assembly comprises:
the second driving electric pole is fixedly arranged on the second supporting seat;
the second double-sided rack is arranged on the telescopic rod of the second driving electric pole, and a third rack and a fourth rack are respectively arranged on two opposite sides of the second double-sided rack;
the third driving rod and the fourth driving rod are rotatably connected to the second supporting seat and are respectively arranged on two sides of the second double-sided rack;
the third driven rod and the fourth driven rod are rotatably connected to the second supporting seat, the third driven rod and the third driving rod are arranged in parallel, and the fourth driven rod and the fourth driving rod are arranged in parallel;
the third butting rod is hinged with the third driving rod and the third driven rod, the fourth butting rod is hinged with the fourth driving rod and the fourth driven rod, and the third butting rod and the fourth butting rod can synchronously butt against the inner wall of the double-wall corrugated pipe, so that the cutting device is fixed in the double-wall corrugated pipe.
5. The double-walled bellows cutting device of claim 1, wherein the cutting unit comprises:
the supporting shaft is integrally arranged with the second supporting seat;
the disc is arranged at one end, away from the second supporting seat, of the supporting shaft, six first sliding grooves are radially arranged at equal angles on the disc, a second sliding groove is arranged between every two adjacent first sliding grooves, each second sliding groove is connected with the bottom of one first sliding groove and the middle of the other first sliding groove, a bulge is arranged between the two communicated second sliding grooves in each first sliding groove, one side, close to the center of the disc, of each bulge is an inclined plane, one side, away from the center of the disc, of each bulge is a vertical plane, and the vertical plane and the side wall of each second sliding groove are located on the same plane;
the rotating disc is attached to the disc and can rotate relative to the disc, and three third sliding grooves are radially formed in the rotating disc at equal angles;
the three cutting pieces are arranged in the third sliding groove in a one-to-one correspondence manner and can slide along the third sliding groove, a connecting groove is formed in each cutting piece, a sliding block is arranged in each connecting groove in a sliding manner and can slide along the first sliding groove and the second sliding groove, and an elastic piece is arranged between each sliding block and each cutting piece, so that each sliding block is always abutted to the corresponding first sliding groove or the corresponding second sliding groove;
the third driving electric pole is fixedly arranged on the shaft sleeve;
the sliding ring is sleeved on the shaft sleeve and can slide along the shaft sleeve under the driving of the third driving electric pole;
three pushing connecting rods, one end of each connecting rod is hinged on the sliding ring, the other end of each connecting rod is hinged on the cutting piece,
through control third drive pole can control it follows to cut the piece third spout slides.
CN202010855359.2A 2020-08-24 2020-08-24 Double-wall corrugated pipe cutting device Active CN112092025B (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202010855359.2A CN112092025B (en) 2020-08-24 2020-08-24 Double-wall corrugated pipe cutting device

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202010855359.2A CN112092025B (en) 2020-08-24 2020-08-24 Double-wall corrugated pipe cutting device

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CN112092025A true CN112092025A (en) 2020-12-18
CN112092025B CN112092025B (en) 2022-06-10

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Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140366382A1 (en) * 2011-12-05 2014-12-18 Rothenberger Ag Apparatus for cutting corrugated pipes to length
CN105689785A (en) * 2016-05-01 2016-06-22 羊丁 Steel strip tube internal support ring-cutting robot
CN106364588A (en) * 2016-10-26 2017-02-01 哈尔滨工程大学 Peristaltic pipeline walking robot
CN109882680A (en) * 2019-03-18 2019-06-14 厦门理工学院 A kind of creeping motion type pipe robot and its control method
CN110421201A (en) * 2019-07-19 2019-11-08 东华大学 Spiral inside pipe wall weld grinding device
CN211028360U (en) * 2019-11-11 2020-07-17 新昌县金马数控设备有限公司 Annular pipe cutter with supporting structure

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20140366382A1 (en) * 2011-12-05 2014-12-18 Rothenberger Ag Apparatus for cutting corrugated pipes to length
CN105689785A (en) * 2016-05-01 2016-06-22 羊丁 Steel strip tube internal support ring-cutting robot
CN106364588A (en) * 2016-10-26 2017-02-01 哈尔滨工程大学 Peristaltic pipeline walking robot
CN109882680A (en) * 2019-03-18 2019-06-14 厦门理工学院 A kind of creeping motion type pipe robot and its control method
CN110421201A (en) * 2019-07-19 2019-11-08 东华大学 Spiral inside pipe wall weld grinding device
CN211028360U (en) * 2019-11-11 2020-07-17 新昌县金马数控设备有限公司 Annular pipe cutter with supporting structure

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