CN220362650U - Heavy-calibre tubular product rotary mechanism and cutting machine thereof - Google Patents
Heavy-calibre tubular product rotary mechanism and cutting machine thereof Download PDFInfo
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- CN220362650U CN220362650U CN202321554213.XU CN202321554213U CN220362650U CN 220362650 U CN220362650 U CN 220362650U CN 202321554213 U CN202321554213 U CN 202321554213U CN 220362650 U CN220362650 U CN 220362650U
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- 238000005520 cutting process Methods 0.000 title claims abstract description 42
- 230000007246 mechanism Effects 0.000 title claims abstract description 26
- 239000004429 Calibre Substances 0.000 title description 3
- 238000005096 rolling process Methods 0.000 claims description 43
- 238000005265 energy consumption Methods 0.000 abstract description 4
- 238000003754 machining Methods 0.000 abstract description 2
- 230000003014 reinforcing effect Effects 0.000 description 10
- 230000006872 improvement Effects 0.000 description 8
- 230000009286 beneficial effect Effects 0.000 description 7
- 238000000034 method Methods 0.000 description 4
- 239000004033 plastic Substances 0.000 description 3
- 230000009471 action Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005489 elastic deformation Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
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Abstract
The utility model relates to the technical field of pipe machining, and particularly discloses a large-caliber pipe rotating mechanism and a cutting machine thereof. The cutting machine comprises the large-caliber pipe rotating mechanism. The technical scheme is used for solving the problem that the driving motor energy consumption is large when the pipe rotary cutting device in the prior art cuts large-caliber pipes.
Description
Technical Field
The utility model relates to the technical field of pipe machining, in particular to a large-caliber pipe rotating mechanism and a cutting machine thereof.
Background
In plastic pipe production, the condition that produced pipes do not meet quality inspection requirements is avoided, and for the unqualified pipes, the pipes are required to be crushed and granulated and then reused, so that the difficulty of granulating the unqualified pipes and the occupied area of workshop unqualified products are reduced, and the unqualified pipes are generally required to be cut into multiple parts.
In conventional pipe cutting, the pipe is cut by manually holding a knife, such as cutting a long tubular pipe into a plurality of short pipes, but this method is time-consuming and laborious. In the prior art, a device special for cutting the pipe is invented aiming at cutting the pipe, for example, a pipe rotary cutting device with the patent publication number of CN217666765U comprises two rotating rollers and a cutting knife, wherein the cutting knife is positioned above the rotating rollers, the two rotating rollers are driven by a motor to rotate, the pipe can rotate through the rotation of the rotating rollers, and the cutting knife completes cutting of the rotating pipe from the upper part of the pipe in the process of rotating the pipe.
When the technology is used for cutting the short-length and light-weight pipe, the pipe is manually moved to be placed on two rotating rollers of the cutting device, but when the pipe diameter of a large-caliber pipe is more than 350mm, for example, the pipe with large caliber has large outer diameter and thickness, so that the weight of the pipe is large, and if a pipe rotary cutting device with the patent publication number of CN217666765U is adopted, the following problems exist:
1. in cutting of large-caliber pipes, the motor is required to drive the rotating roller pressed by the pipes to rotate, so that on the basis of large weight of the pipes, the rotating roller is required to rotate with large energy, and the rotating roller can be driven to rotate only by adopting a motor with larger power, but the purchasing cost of the motor is increased, and meanwhile, the energy consumption for driving the rotating roller to rotate is high.
2. Because the position of the rotating roller is higher, the pipe is difficult to transfer to the rotating roller manually, the pipe can be transferred by means of hoisting equipment, the cost of pipe transfer is increased, the pipe is required to be placed between the rotating roller and the cutting knife, and when the hoisting equipment is used for hoisting, the pipe can not be directly lowered from the space above the rotating roller, and the difficulty of pipe placement is also increased; in addition, when the unqualified pipe is cut, the pipe is required to be cut into a plurality of sections, the pipe is required to be axially moved after each time of cutting, however, under the condition that the weight of the pipe is heavy, the movement of the pipe cannot be basically completed by a single person, and the pipe can still be completed by means of hoisting equipment, so that the cost of cutting the unqualified pipe is increased.
Disclosure of Invention
The utility model aims to provide a large-caliber pipe rotating mechanism and a cutting machine thereof, so as to solve the problem of high energy consumption of a driving motor when a pipe rotary cutting device in the prior art cuts a large-caliber pipe.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
the large-caliber pipe rotating mechanism is used for driving a pipe supported by the rolling bodies to rotate and comprises a driver and a friction disk, wherein the driver can axially move along the pipe, the driver is used for driving the friction disk to rotate, and the friction disk can be inserted into an inner hole of the pipe and is attached to the inner wall of the pipe after the driver axially moves.
The principle and the advantages of the scheme are as follows: when the scheme is adopted, before the pipe is placed, the friction disc is driven to move far away from the pipe by the driver capable of moving along the axial direction of the pipe, so that the pipe is prevented from being placed by the rotating mechanism; after the pipe is placed on the rolling body, the driver is only required to be moved until the friction disk is inserted into the inner hole of the pipe and is attached to the inner hole wall of the pipe, and the friction force generated by contact of the rotating mechanism can be conveniently used for driving the pipe to rotate on the rolling body.
Compared with the prior art, the friction disk is driven to rotate through the driver, the friction disk drives the pipe to rotate, the friction disk is required to drive the rotating roller to rotate earlier than the prior art, and then friction force is beneficial to driving the pipe to rotate.
In addition, can keep away from or be close to the tubular product through axial driver that can remove in this scheme for the below space of tubular product is not influenced by rotary mechanism around the cutting, and the convenience is very low with the rolling element installation of supporting the tubular product, and then conveniently under the condition that there is hoisting equipment, the manual work is direct to roll the tubular product from ground to on the low rolling element, the degree of difficulty and the cost that greatly reduce tubular product was placed.
Preferably, as an improvement, the device comprises a cantilever plate, wherein the cantilever plate is rotatably connected to a supporting frame, and the driver is arranged at the cantilever end of the supporting frame.
The beneficial effects are that: when the technical scheme is adopted, before the pipe is placed, the driver and the friction disc are axially moved through the movable cantilever plate, one end of the cantilever plate is rotated on the support frame, so that the force required for lifting the driver and the friction disc to axially move is smaller, and a worker can conveniently move the cantilever plate in a relatively labor-saving state;
in addition, when adopting this scheme, the driver is located the cantilever end of cantilever plate for the pressure that driver and friction disc pressed on the tubular product is compared and is put the rotation end at the cantilever plate bigger, is favorable to improving the frictional force of friction disc and tubular product.
Preferably, as an improvement, the support frame is provided with a sliding rail along the axial direction of the pipe, the sliding rail is connected with a U-shaped support plate in a sliding manner, the cantilever plate is rotationally connected to the side wall of the support plate, and the driver is positioned above the U-shaped structure of the support plate.
The beneficial effects are that: through the setting of slide rail for the cantilever plate can be more stable when removing, and the setting of U type backup pad, make the cantilever plate drive the friction disc shift out after the tubular product, the cantilever plate can not directly fall on the bottom surface from the cantilever end, but supported by the backup pad, ensures the security of driver.
Preferably, as an improvement, a cantilever shaft is arranged between the friction disc and the driver, the driver drives the cantilever shaft to rotate, one end of the cantilever shaft is rotationally connected to the cantilever plate, the friction disc is fixedly arranged at the other end of the cantilever shaft, and a downward bottom support plate is arranged on a part, close to the friction disc, on the cantilever shaft.
The beneficial effects are that: the cantilever shaft is arranged, so that the friction disc is convenient to insert into the inner hole of the pipe; in addition, the bottom support plate of this scheme is used for supporting the cantilever axle when the friction disc is idle, avoids the friction disc of cantilever end to be in the cantilever state for a long time and reduces the life of cantilever axle.
Preferably, as an improvement, the supporting frame is provided with an auxiliary supporting plate, and the bottom supporting plate can be placed on the auxiliary supporting plate.
Preferably, as an improvement, the cantilever end of the cantilever plate is fixed with a handle, and the support frame is fixed with a support frame.
The beneficial effects are that: when this scheme is implemented, one hand of manual work is carrying the handle in order to lift the cantilever plate to drive cantilever plate and backup pad and remove along the slide rail, another hand is held up on the carriage, so that the axial displacement of cantilever plate along tubular product is more laborsaving.
Preferably, as an improvement, rollers are arranged at the bottom of the support frame.
The beneficial effects are that: when the scheme is adopted, the whole rotating mechanism can be far away from the cutting knife of the cutting machine through the arrangement of the supporting frame with the roller, so that the rotating mechanism can be moved to a position far away from the cutting knife when the pipe is placed, and the pipe can be conveniently and directly placed in a hoisting mode; in addition, this scheme is also convenient when the multistage cutting is carried out to the heavy-calibre tubular product, and the convenience is with carrying out a lot of removal along the tubular product axial with the whole rotary mechanism of tubular product under the condition that does not shift tubular product position with the help of lifting device, reduces the cost and the degree of difficulty of tubular product multistage cutting.
Preferably, as an improvement, the rolling bodies comprise left rolling bodies and right rolling bodies, the support frame is provided with at least two rows of left mounting holes and at least two rows of right mounting holes, each row of mounting holes is axially parallel to the pipe, each row of mounting holes is provided with a plurality of mounting holes, axially adjacent left mounting holes are used for mounting the left rolling bodies, and axially adjacent right mounting holes are used for mounting the right rolling bodies.
The beneficial effects are that: through the setting of two at least rows of left mounting holes and two at least rows of right mounting holes for the mounted position of left rolling element and right rolling element can be adjusted, in order to satisfy the tubular product cutting demand of different specification external diameters.
The utility model also provides a cutting machine which comprises the large-caliber pipe rotating mechanism.
Preferably, as an improvement, the support frame can move along the axial direction of the pipe, and the movable drive is used for driving the support frame to move.
Drawings
Fig. 1 is a schematic three-dimensional structure of a first embodiment of the present utility model (the present embodiment is for convenience of showing a specific structure, and the size of a pipe to be cut is shown to be shorter).
Fig. 2 is a schematic three-dimensional structure of fig. 1 at another view angle.
Fig. 3 is an enlarged partial schematic view of fig. 1 when no pipe is placed.
Fig. 4 is an enlarged partial schematic view of fig. 2 when no pipe is placed.
Fig. 5 is a schematic partial structure of a movable frame according to a first embodiment of the present utility model.
Fig. 6 is a schematic three-dimensional structure of a driver, a cantilever shaft, a friction disc, a driven sprocket, etc. according to a first embodiment of the present utility model.
Fig. 7 is a schematic three-dimensional structure of a second embodiment of the present utility model.
Fig. 8 is a schematic three-dimensional structure of fig. 7 at another view angle.
Detailed Description
The following is a further detailed description of the embodiments:
reference numerals in the drawings of the specification include: the pipe cutting machine comprises a supporting frame 1, an outer frame 11, a reinforcing plate 12, rollers 13, a supporting plate 14, an auxiliary supporting plate 15, a supporting frame 16, a left sliding rail 17, a right sliding rail 18, a left mounting hole 121, a right mounting hole 122, a left rolling element 21, a right rolling element 22, a cantilever plate 31, an extension plate 311, a driver 32, a cantilever shaft 33, a friction disc 34, a driven sprocket 35, a bottom supporting plate 36, a handle 37, a moving driver 41, a fixed rail 42, a rack 43, a cutting knife 5 and a pipe 100.
Example 1
Referring to fig. 1 to 6, a large-caliber pipe rotating mechanism is used for driving a pipe 100 supported by rolling bodies to rotate, the rolling bodies are rotatably mounted on a support frame 1, the rolling bodies comprise left rolling bodies 21 and right rolling bodies 22, the left rolling bodies 21 and the right rolling bodies 22 are parallel to the pipe 100 and are respectively positioned on the left side and the right side of an axis of the pipe 100, a plurality of left rolling bodies 21 and a plurality of right rolling bodies 22 are axially arranged along the pipe 100, and columnar rolling bodies are adopted in the rolling bodies.
Specifically, the support frame 1 comprises an outer frame 11 and a plurality of reinforcing plates 12, wherein the outer frame 11 and the reinforcing plates 12 are fixedly connected with each other, the reinforcing plates 12 are perpendicular to the axial direction of the pipe 100, a clearance section protruding towards the bottom of the support frame 1 is formed in the middle of each reinforcing plate 12, at least two left mounting holes 121 and at least two right mounting holes 122 are formed in each reinforcing plate 12, the left mounting holes 121 in the axially adjacent reinforcing plates 12 are used for rotationally connecting left rolling bodies 21, the right mounting holes 122 in the axially adjacent reinforcing plates 12 are used for rotationally connecting right rolling bodies 22, and the left rolling bodies 21 and the right rolling bodies 22 are located on two sides of the clearance section. In this embodiment, each reinforcing plate 12 is provided with 2 left mounting holes 121 and 2 right mounting holes 122,2, and the left mounting holes 121 and the 2 right mounting holes 122 are symmetrically arranged about the axis of the pipe 100, and the distances between the 2 left mounting holes 121 and the center of the pipe 100 are different, so that the left mounting holes 121 and the right mounting holes 122 form two rows, and rolling bodies are conveniently arranged on the upper rows of different mounting holes, so as to meet the cutting requirements of the pipe 100 with different outer diameter specifications.
The gyro wheel 13 that makes things convenient for support frame 1 to remove along tubular product 100 axial is installed to support frame 1 bottom, and support frame 1's top is fixed with the slide rail, and the slide rail includes left slide rail 17 and right slide rail 18 about tubular product 100 axis symmetry, all sliding connection has the slider on left slide rail 17 and the right slide rail 18, is fixed with the backup pad 14 that is the U type between the slider about, and backup pad 14 is perpendicular with tubular product 100 axis.
The cantilever plate 31 is rotatably connected to the middle part or the middle upper part of the side wall of the supporting plate 14, the driver 32 is fixedly arranged at the cantilever end of the cantilever plate 31, the driver 32 is positioned above the U-shaped structure of the supporting plate 14, the extension plate 311 is fixedly arranged at the middle part of the cantilever plate 31, the extension plate 311 is rotatably connected with the cantilever shaft 33 through a bearing, one end of the cantilever shaft 33 is fixedly connected with a plurality of friction discs 34 (3 friction discs 34 in the embodiment), the other end of the cantilever shaft 33 is fixedly connected with the driven sprocket 35, the driving sprocket is fixedly arranged on the output shaft of the driver 32, and the driving sprocket is connected with the driven sprocket 35 through chain transmission; in this embodiment, if the driver 32 is started, the driving sprocket drives the driven sprocket 35 to rotate, the driven sprocket 35 drives the coaxially and fixedly mounted friction disc 34 to rotate, and the friction disc 34 can be inserted into the inner hole of the pipe 100 and attached to the inner wall of the pipe 100 after the driver 32 moves axially.
The bottom support plate 36 is fixedly installed at the bottom of the extension plate 311, the bottom support plate 36 is located between the driven sprocket 35 and the friction disc 34, and the bottom support plate 36 is close to the friction disc 34.
The auxiliary support plate 15 is fixedly installed on the support frame 1, and the bottom support plate 36 can be placed on the auxiliary support plate 15 when the friction disc 34 is idle, so that the service life of the cantilever shaft 33 is prevented from being influenced due to the fact that the cantilever shaft 33 is in a long-term cantilever state. In addition, in order to avoid that the auxiliary support plate 15 influences the placement of the friction disk 34 into the inner hole of the pipe 100, the projection of the auxiliary support plate 15 onto the cross section of the pipe 100 is arranged to be identical to the reinforcing plate 12, i.e. the auxiliary support plate 15 is also provided with a middle clearance section.
In order to make the movement of the cantilever plate 31 more labor-saving, a lifting handle 37 is fixed at the cantilever end of the cantilever plate 31, a supporting frame 16 is fixed on the supporting frame 1, and when the cantilever plate 31 with the driver 32 and the friction disc 34 is lifted to move, one hand is supported on the supporting frame 16, and the other hand is acted on the lifting handle 37.
The specific procedure of this embodiment is as follows:
when the pipe 100 is installed by adopting the embodiment, as the driver 32 and the friction disc 34 are both positioned above the rolling bodies, and the supporting frame 1 can move by virtue of the rollers 13, the upper parts of the rolling bodies can be completely free of shielding before the pipe 100 is placed by the supporting frame 1, and the pipe 100 can be conveniently and directly hoisted by using hoisting equipment; in the occasion without hoisting equipment, because the rolling bodies are arranged on the support frame 1, the height of the support frame 1 is not limited by the sizes of the driver 32 and the friction disc 34, so that the height of the support frame 1 can be set relatively shorter, and a worker can conveniently and directly roll the large-caliber pipe 100 on the support frame 1 to cut the pipe 100.
After the pipe 100 is placed, the handle 37 is manually carried to drive the cantilever plate 31 and the driver 32 and the friction disc 34 on the cantilever plate 31 to move to one side of the pipe 100, and meanwhile, the friction disc 34 is inserted into an inner hole of the pipe 100; after the handle 37 is lowered, the friction disk 34 is pressed against the bottom wall of the inner bore of the pipe 100 under the action of gravity.
When the pipe 100 is placed and cutting is started, the pipe 100 is started through the driver 32, so that power reaches the friction disc 34 after passing through the driven sprocket 35 and the cantilever shaft 33 from the driving sprocket, and the pipe 100 is driven to rotate between the left rolling body 21 and the right rolling body 22 through the friction disc 34 by friction force.
In this embodiment, the pipe 100 is a large-caliber pipe 100 with a failed design, and when there is a small change in the pipe diameter of the pipe 100, the pipe 100 processed by the method is a plastic pipe 100 with a certain deformation capability, so even if the pipe diameter is changed, the wall thickness of the pipe 100 is changed, the friction disc 34 cannot be completely located between the left rolling element 21 and the right rolling element 22, but the friction disc 34 still can be attached to the inner wall of the pipe 100 to drive the pipe 100 to rotate due to a certain elastic deformation force of the plastic pipe, and the rotation energy consumption is greatly reduced compared with the prior art.
Example two
Referring to fig. 7 and 8, in a second embodiment, the cutting machine adopting the rotating mechanism of the large-caliber pipe 100 in the first embodiment further includes a cutting knife 5 and a moving driver 41 for driving the support frame 1 to move, the cutting machine further includes a fixed rail 42 fixed on the ground, a rack 43 axially installed along the pipe 100 is fixed on the fixed rail 42, the moving driver 41 is a motor, a gear is fixedly installed on an output shaft of the moving driver 41, and the gear can be meshed with the rack 43, so that after the moving driver 41 is started, the rotating mechanism including the support frame 1 is driven to axially move along the pipe 100 by the movement of the gear on the rack 43, so that the pipe 100 can be conveniently cut into multiple sections by moving the moving frame to be close to the cutting knife 5 without using lifting equipment.
The foregoing is merely exemplary of the present utility model, and specific technical solutions and/or features that are well known in the art have not been described in detail herein. It should be noted that, for those skilled in the art, several variations and modifications can be made without departing from the technical solution of the present utility model, and these should also be regarded as the protection scope of the present utility model, which does not affect the effect of the implementation of the present utility model and the practical applicability of the patent. The protection scope of the present application shall be subject to the content of the claims, and the description of the specific embodiments and the like in the specification can be used for explaining the content of the claims.
Claims (10)
1. The large-caliber pipe rotating mechanism is used for driving a pipe supported by the rolling bodies to rotate and is characterized by comprising a driver and a friction disk, wherein the driver can axially move along the pipe, the driver is used for driving the friction disk to rotate, and the friction disk can be inserted into an inner hole of the pipe and is attached to the inner wall of the pipe after the driver axially moves.
2. The large diameter pipe rotation mechanism of claim 1, wherein: the device also comprises a cantilever plate, the cantilever plate is rotationally connected to a supporting frame, and a driver is arranged at the cantilever end of the supporting frame.
3. The large-caliber pipe rotating mechanism according to claim 2, wherein: the support frame is equipped with the slide rail along tubular product axial, and sliding connection has the backup pad that is the U type on the slide rail, and the cantilever plate rotates to be connected on the lateral wall of backup pad, and the driver is located the U type structure top of backup pad.
4. A large diameter pipe rotation mechanism according to claim 3, wherein: a cantilever shaft is arranged between the friction disc and the driver, the driver drives the cantilever shaft to rotate, one end of the cantilever shaft is rotationally connected to the cantilever plate, the friction disc is fixedly arranged at the other end of the cantilever shaft, and a downward bottom support plate is arranged on a part, close to the friction disc, on the cantilever shaft.
5. The large diameter pipe rotating mechanism according to claim 4, wherein: be equipped with supplementary extension board on the support frame, the bottom extension board can be placed on supplementary extension board.
6. A large diameter pipe rotation mechanism according to claim 3, wherein: the cantilever end of cantilever board is fixed with the handle, is fixed with the braced frame on the support frame.
7. The large-caliber pipe rotating mechanism according to claim 2, wherein: the bottom of the supporting frame is provided with rollers.
8. The large diameter pipe rotation mechanism of claim 7, wherein: the rolling bodies comprise left rolling bodies and right rolling bodies, the support frame is provided with at least two rows of left mounting holes and at least two rows of right mounting holes, each row of mounting holes is axially parallel to the pipe, each row of mounting holes is provided with a plurality of mounting holes, axially adjacent left mounting holes are used for mounting the left rolling bodies, and axially adjacent right mounting holes are used for mounting the right rolling bodies.
9. A cutting machine comprising a large diameter pipe rotating mechanism according to any one of claims 2 to 8.
10. The cutting machine of claim 9, wherein: the support frame can axially move along the pipe and further comprises a moving driver for driving the support frame to move.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
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CN202321554213.XU CN220362650U (en) | 2023-06-16 | 2023-06-16 | Heavy-calibre tubular product rotary mechanism and cutting machine thereof |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
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CN202321554213.XU CN220362650U (en) | 2023-06-16 | 2023-06-16 | Heavy-calibre tubular product rotary mechanism and cutting machine thereof |
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CN220362650U true CN220362650U (en) | 2024-01-19 |
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CN202321554213.XU Active CN220362650U (en) | 2023-06-16 | 2023-06-16 | Heavy-calibre tubular product rotary mechanism and cutting machine thereof |
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2023
- 2023-06-16 CN CN202321554213.XU patent/CN220362650U/en active Active
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