CN114406771B - Shutdown mechanism for pipe fitting cutting machine - Google Patents
Shutdown mechanism for pipe fitting cutting machine Download PDFInfo
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- CN114406771B CN114406771B CN202111679973.9A CN202111679973A CN114406771B CN 114406771 B CN114406771 B CN 114406771B CN 202111679973 A CN202111679973 A CN 202111679973A CN 114406771 B CN114406771 B CN 114406771B
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- blade mounting
- blade
- mounting shaft
- cutting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q11/00—Accessories fitted to machine tools for keeping tools or parts of the machine in good working condition or for cooling work; Safety devices specially combined with or arranged in, or specially adapted for use in connection with, machine tools
- B23Q11/0032—Arrangements for preventing or isolating vibrations in parts of the machine
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Sawing (AREA)
Abstract
The invention relates to a cutting mechanism for a pipe fitting cutting machine, which comprises a blade mounting shaft, wherein a plurality of fixing keys are respectively arranged on two sides of the blade mounting shaft; the blade mounting shaft is movably mounted on the blade mounting shaft, the blade mounting shaft is provided with a plurality of fixing grooves, the blade mounting shaft is provided with a plurality of inserting pipe fittings, the inserting pipe fittings are movably mounted on two sides of the blade mounting shaft respectively in a key groove matching mode, the inner ends of the inserting pipe fittings are integrally formed between the two adjacent fixing grooves respectively, corresponding limiting blocks are outwards arranged, and the outer end parts of the limiting blocks are arranged in an inclined plane shape; the cutting blade, the center department of cutting blade is equipped with the blade mounting panel, the center department of blade mounting panel is equipped with the mounting hole, the mounting hole is equipped with corresponding groove of stepping down respectively on the position that corresponds with the fixed key, the both sides in groove of stepping down set to with the inclined plane form of stopper looks adaptation, a set of plug-in pipe fittings is fixed to be received the both sides of cutting blade, the stopper pushes up tightly respectively on the inclined plane of groove both sides of stepping down. The invention has sufficient integral assembly stability and can effectively and greatly improve the cutting precision of the pipe fitting.
Description
Technical Field
The invention relates to a cutting mechanism for a pipe fitting cutting machine, which is mainly used for cutting pipe fittings.
Background
The pipe cutting machine is a device for cutting off pipes as the name implies, and a cutting mechanism is the most important component in the pipe cutting machine. The cutting-off mechanism for the existing pipe fitting cutting machine mainly comprises a cutter shaft driven by a driving motor, and a cutting blade is fixedly assembled on the cutter shaft through a corresponding blade locking and positioning mechanism.
Current blade locking positioning mechanism generally contains the fixed side fender spare that sets up in arbor one side, then has retaining member, in the assembly process in the opposite side demountable installation of arbor: the cutter blade is assembled on the side blocking piece, the locking piece is locked in place, and then the cutter blade can be fixed. The assembly mode has a great defect that the cutting driving force is easily concentrated on one side of the cutter shaft provided with the side blocking piece, so that the stress is uneven, a blade in the cutting process has a large vibration amount, the cutting precision of a pipe fitting cannot meet the design requirement, and the pipe fitting is frequently polished manually after the cutting is finished.
Therefore, the invention aims to design the cutting mechanism for the pipe cutting machine, which can effectively ensure the assembly stability of the cutting blade, can effectively uniformly disperse the cutting force on the whole cutter shaft, and can effectively and actively generate the vibration reduction effect on the basis of not influencing the cutting operation, thereby effectively and greatly improving the cutting precision of the pipe.
Disclosure of Invention
In view of the technical problems in the prior art, the present invention provides a cutting mechanism for a pipe cutting machine, which can effectively solve the technical problems in the prior art.
The technical scheme of the invention is as follows:
a cutting mechanism for a pipe cutting machine comprises
The two sides of the blade mounting shaft are respectively and integrally formed and are outwards provided with a plurality of fixed keys which are arranged at equal angles;
the inner side wall of the insertion pipe fitting is respectively provided with corresponding fixed grooves at positions corresponding to the fixed keys, the insertion pipe fittings are respectively movably mounted on two sides of the blade mounting shaft in a key groove matching mode, the insertion pipe fittings are respectively fixedly locked by corresponding fixed locking mechanisms, the inner end of each insertion pipe fitting is respectively and integrally formed between every two adjacent fixed grooves and is outwards provided with corresponding limiting blocks, the width of each limiting block is consistent with the width of each fixed key, and the outer end parts of the limiting blocks are arranged in an inclined plane shape;
the cutting blade, the integrated shaping of cutting blade's center department is equipped with thickness and is greater than cutting blade's blade mounting panel, the center department of blade mounting panel is equipped with the mounting hole, the mounting hole with be equipped with corresponding groove of stepping down on the position that the fixed key corresponds respectively, the both sides in groove of stepping down set to with the inclined plane form of stopper looks adaptation, cutting blade assemble in the middle part of blade installation axle, a set of grafting pipe fitting is fixed to be received cutting blade's both sides, just the stopper pushes up tightly respectively on the inclined plane of groove both sides of stepping down.
Still include damping mechanism, contain the rigid coupling in a set of plug pipe spare outlying a set of retainer plate, the cross-section of retainer plate is the shape setting of falling U, the retainer plate intussuseption is filled with corresponding damping particle, just the opening part of retainer plate is connected with corresponding closed crown plate respectively, the medial surface of retainer plate pushes up respectively tightly on the blade mounting panel of cutting blade.
The fixed locking mechanism comprises a fixed barrel, the fixed barrel is fixedly arranged outside two sides of the blade mounting shaft in a threaded connection mode, the inner end parts of the fixed barrel are respectively tightly propped against the outer end parts of corresponding plug-in pipe fittings, the outer side walls of the fixed barrel are respectively provided with corresponding limiting barrels in an integrated forming mode, the inner end parts of the limiting barrels respectively extend to the inner sides of the fixed barrel, and the inner end parts of the limiting barrels are respectively tightly propped against the closed ring plates of corresponding vibration reduction mechanisms.
And the blade mounting shafts on the outer sides of the fixed cylinders are respectively connected with corresponding reinforcing nuts, and the inner end parts of the reinforcing nuts are respectively tightly propped against the outer end parts of the corresponding fixed cylinders.
The screwing direction of the fixed cylinder and the reinforcing nut is consistent with the rotating direction of the blade mounting shaft.
The two ends of the blade mounting shaft are respectively rotatably mounted on the corresponding tool rests, and one end of the blade mounting shaft extends to the outer sides of the tool rests and is connected to the corresponding driving motors in a belt transmission mode.
The extended ends of the blade mounting shafts are pivotally mounted to the respective reinforcing supports.
And the reinforcing support piece and the corresponding tool rest are respectively and upwards provided with corresponding pipe fitting jacking plates, and the top end parts of the pipe fitting jacking plates are downwards turned over and arranged and rotatably provided with corresponding rolling rollers for pipe fitting jacking.
And corresponding traction fixing rods are fixedly connected between the pipe fitting jacking plates.
The invention has the advantages that:
1) In the assembling process, the cutter blade is assembled to the middle part of the blade installation shaft through the installation hole arranged at the center of the cutter blade and the cooperation of the abdicating groove, the blade installation shaft and the fixed key; then, respectively assembling a group of plug-in pipe fittings to two sides of the blade mounting shaft through the matching of the fixing grooves on the plug-in pipe fittings and the fixing keys on the blade mounting shaft; then, the cutting blade is rotated by a certain angle, so that the abdicating grooves on the cutting blade correspond to the limiting blocks on the inserting pipe fitting respectively, the inserting pipe fitting is pushed, the limiting blocks are inserted into the abdicating grooves of the cutting blade respectively, and the locking, jacking, inserting and fixing of the cutting blade are effectively realized; and finally, fixing and locking the inserted pipe fitting through a fixing and locking mechanism.
The inserted pipe fitting is a locking end (an inner end face of the inserted pipe fitting) and a driving end (a limiting block), and the cutting blade can be effectively locked and clamped simultaneously under the action of a group of inserted pipe fittings, so that the assembly stability of the cutting blade can be effectively ensured while the assembly is convenient and fast. In the drive process, the atress of cutting blade can be in time, the homodisperse to the both sides of blade installation axle through a plurality of stoppers of evenly arranging and the locking terminal surface of plug-in pipe fitting to can be under the prerequisite that assembly and assembly stability are sufficient convenient for, effectively install epaxial whole blade installation with cutting force homodisperse, with the reduction cutting vibration volume, thereby effectively promote the incision precision of pipe fitting by a wide margin.
2) The outer end parts of the limiting blocks on the inserting pipe pieces are all arranged in an inclined plane shape, and two sides of the corresponding abdicating grooves are arranged in an inclined plane shape matched with the limiting blocks, so that after assembly is completed, the limiting blocks are embedded and tightly propped against two sides of the abdicating grooves in a propping state, and when a group of inserting pipe pieces clamp and clamp the cutting blades, the limiting blocks can effectively radially prop and tightly clamp the abdicating grooves, so that the clamping effect of the cutting blades is effectively and greatly improved, the assembling firmness between the limiting blocks and the abdicating grooves is ensured, and the assembling and running stability of the cutting blades is effectively and further improved.
3) The invention also comprises a vibration reduction mechanism which comprises a group of fixing rings fixedly connected to the periphery of the group of insertion pipe fittings, the cross sections of the fixing rings are arranged in an inverted U shape, corresponding vibration reduction damping particles are filled in the fixing rings, corresponding closed ring plates are respectively connected to the openings of the fixing rings, and the inner side surfaces of the fixing rings are respectively tightly propped against the blade mounting plate of the cutting blade. Under the jacking action of the fixing ring, the assembly stability of the cutting blade can be effectively further improved, and an obvious vibration damping effect can be effectively formed under the action of vibration damping particles filled in the fixing ring, so that the vibration damping device can effectively and actively generate the vibration damping effect on the basis of not influencing the cutting operation, and further improve the cutting precision of the pipe fitting.
4) The fixed locking mechanism comprises a fixed cylinder, wherein the fixed cylinder is fixedly arranged outside two sides of a blade mounting shaft in a threaded connection mode, the inner end parts of the fixed cylinder are respectively tightly propped against the outer end parts of corresponding plug-in pipe fittings, meanwhile, the outer side walls of the fixed cylinder are respectively provided with corresponding limiting cylinders in an integrated forming mode, the inner end parts of the limiting cylinders respectively extend to the inner sides of the fixed cylinder, and the inner end parts of the limiting cylinders are respectively tightly propped against the closed ring plates of corresponding vibration reduction mechanisms. Namely, the locking installation of the inserting pipe fitting and the vibration damping mechanism can be synchronously completed through single locking operation of the fixed cylinder, so that the assembly operation convenience degree of the invention is effectively improved on the basis of the assembly stability.
5) The two ends of the blade mounting shaft are respectively and rotatably mounted on the corresponding tool rests, one end of the blade mounting shaft extends to the outer sides of the tool rests and is connected to the corresponding driving motor in a belt transmission mode, and the extending end of the blade mounting shaft is rotatably mounted on the corresponding reinforcing support. Through the arrangement of the reinforcing support piece, the extension end of the blade mounting shaft, namely the driving end of the blade mounting shaft can be effectively and stably supported by the two ends, so that the integral assembly and the operation stability of the invention are effectively further improved while the driving effect is ensured.
As the cut progresses, the connection between the cut portion and the pipe member becomes smaller and smaller, which results in the securing effect thereof not being secured, and thus the amount of vibration, bounce, when the pipe member is cut nearly is relatively large. Therefore, the invention respectively upwards arranges corresponding pipe fitting jacking plates on the reinforcing supporting piece and the corresponding knife rest, turns the top end part of the pipe fitting jacking plate downwards, and then installs the roller for pipe fitting jacking at the end part of the pipe fitting jacking plate in a rotating installation mode. Therefore, the jumping and vibration quantity of the cut part of the pipe fitting can be effectively reduced, the rotation stability of the cut part of the pipe fitting is ensured, and the notch precision of the pipe fitting is further greatly improved.
Drawings
FIG. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the cutter blade assembly on the blade mounting shaft.
Fig. 3-4 are cross-sectional views of fig. 2, respectively.
Fig. 5 is an exploded view of a portion of the present invention.
Fig. 6 is a schematic structural view of the socket pipe.
Fig. 7 is a schematic view of the structure of the cutting blade.
Fig. 8 is a sectional view of the vibration damping mechanism.
Fig. 9 is a use state diagram of the invention.
Detailed Description
To facilitate understanding of those skilled in the art, the structure of the present invention will now be described in further detail by way of examples in conjunction with the accompanying drawings:
referring to fig. 1-9, a cutoff mechanism for a pipe cutter includes
The cutter blade mounting structure comprises a cutter blade mounting shaft 1, wherein a plurality of fixing keys 101 which are arranged at equal angles are outwards arranged on two sides of the cutter blade mounting shaft 1 in an integrated forming mode;
a set of plug-in pipe fittings 2, the inner side wall of the plug-in pipe fittings 2 is respectively provided with corresponding fixing grooves 201 at positions corresponding to the fixing keys 101, the plug-in pipe fittings 2 are respectively movably mounted at two sides of the blade mounting shaft 1 in a key slot matching manner, the plug-in pipe fittings 2 are respectively and fixedly locked by corresponding fixing and locking mechanisms, the inner ends of the plug-in pipe fittings 2 are respectively and integrally formed between two adjacent fixing grooves 201 and are outwards provided with corresponding limiting blocks 202, the width of each limiting block 202 is consistent with that of the fixing key 101, and the outer end parts of the limiting blocks 202 are all arranged in an inclined plane shape;
In the assembly process, the cutting blade 3 is assembled to the middle part of the blade mounting shaft 1 through the mounting hole 4 arranged at the center of the cutting blade 3 and the cooperation of the abdicating groove 401 with the blade mounting shaft 1 and the fixed key 101; thereafter, a set of the bayonet fittings 2 are respectively assembled to both sides of the blade mounting shaft 1 by the fixing grooves 201 on the bayonet fittings 2 being engaged with the fixing keys 101 on the blade mounting shaft 1; then, the cutting blade 3 is rotated by a certain angle, so that the yielding grooves 401 on the cutting blade 3 respectively correspond to the limiting blocks 202 on the inserting pipe fitting 2, then the inserting pipe fitting 2 is pushed, the limiting blocks 202 are respectively inserted into the yielding grooves 401 of the cutting blade 3, and locking, jacking, inserting and fixing of the cutting blade 3 are effectively achieved; and finally, fixing and locking the inserted pipe fitting through a fixing and locking mechanism.
The inserting pipe fitting 2 is a locking end (an inner end face of the inserting pipe fitting 2) and a driving end (a limiting block 202), and the cutting blade 3 can be effectively locked and clamped in a driving mode at the same time under the action of the inserting pipe fitting 2, so that the assembly stability of the cutting blade 3 can be effectively guaranteed when the assembly is convenient and fast. In the drive process, the atress of cutting blade 3 can be in time, the homodisperse is to the both sides of blade installation axle 1 through a plurality of stopper 202 of evenly arranging and the locking terminal surface of plug-in pipe fitting 2 to can be under the prerequisite that assembly and assembly stability are sufficient convenient for, effectively with cutting force homodisperse to whole blade installation axle 1 on, in order to reduce the cutting vibration volume, thereby effectively promote the incision precision of pipe fitting by a wide margin.
The outer end parts of the limiting blocks 202 on the inserting pipe pieces 2 are arranged in the inclined plane shape, and the two sides of the corresponding abdicating grooves 401 are arranged in the inclined plane shape matched with the limiting blocks, so that after assembly is completed, the limiting blocks 202 are embedded and tightly pressed on the two sides of the abdicating grooves 401 in a tightly pressed state, and when a group of inserting pipe pieces 2 form clamping and clamping on the cutter blades 3, the limiting blocks 202 can effectively radially tightly press the abdicating grooves 401, so that the radial propping and clamping are effectively increased on the basis of clamping and clamping, the clamping effect of the cutter blades 3 is effectively and greatly improved, the assembling firmness between the limiting blocks 202 and the abdicating grooves 401 is ensured, and the assembling and running stability of the cutter blades 3 is effectively and further improved.
The invention also comprises a vibration reduction mechanism 5 which comprises a group of fixing rings 501 fixedly connected to the periphery of the group of plug-in pipe fittings 2, the cross sections of the fixing rings 501 are arranged in an inverted U shape, corresponding vibration reduction damping particles 502 are filled in the fixing rings 501, the openings of the fixing rings 501 are respectively connected with corresponding closed ring plates 503, and the inner side surfaces of the fixing rings 501 are respectively tightly propped against the blade mounting plates 301 of the cutting blades 3. The damping particles used in this embodiment are spherical steel particles, which are conventional products and are not described herein again.
Under the jacking action of the fixing ring 501, the assembly stability of the cutting blade 3 can be effectively further improved, and an obvious vibration damping effect can be effectively formed under the action of the vibration damping particles 502 filled in the fixing ring 501, so that the vibration damping device can effectively and actively generate the vibration damping effect on the basis of not influencing the cutting operation, and further improve the cutting precision of the pipe fitting.
The fixed locking mechanism comprises a fixed cylinder 6, the fixed cylinder 6 is fixedly arranged outside two sides of the blade mounting shaft 1 in a threaded connection mode, the inner end parts of the fixed cylinder 6 are respectively tightly propped against the outer end parts of the corresponding insertion pipe fittings 2, the outer side walls of the fixed cylinder 6 are respectively provided with corresponding limiting cylinders 7 in an integrated forming mode, the inner end parts of the limiting cylinders 7 respectively extend to the inner sides of the fixed cylinder 6, and the inner end parts of the limiting cylinders 7 are respectively tightly propped against the closed annular plates 503 of the corresponding vibration reduction mechanisms 5.
The locking installation of the inserting pipe fitting 2 and the vibration damping mechanism 5 can be synchronously completed through single locking operation of the fixing barrel 6, so that the assembly operation convenience degree of the invention is effectively improved on the basis of the assembly stability.
The blade mounting shaft 1 at the outer side of the fixed cylinder 6 is also respectively connected with corresponding reinforcing nuts 8, and the inner end parts of the reinforcing nuts 8 are respectively tightly propped against the outer end parts of the corresponding fixed cylinders 6. The screwing direction of the fixed cylinder 6 and the reinforcing nut 8 is consistent with the rotating direction of the blade mounting shaft 1.
The both ends of blade installation axle 1 rotate respectively and install on corresponding knife rest 9, the one end of blade installation axle 1 extends to the outside of knife rest 9 and is connected to on the corresponding driving motor 10 through taking transmission mode. The extended ends of the blade mounting shafts 1 are pivotally mounted to respective reinforcing supports 11.
Through the arrangement of the reinforcing support piece 11, the extension end of the blade mounting shaft 1, namely the driving end of the blade mounting shaft 1 can be effectively and stably supported by the double ends, so that the driving effect is ensured, and the overall assembly and operation stability of the invention are effectively and further improved.
And the reinforcing support piece 11 and the corresponding tool rest 9 are respectively provided with a corresponding pipe jacking plate 12 upwards, and the top end part of the pipe jacking plate 12 is downwards turned over and provided with a corresponding pipe jacking roller 13 in a rotating mode. And corresponding traction fixing rods 14 are fixedly connected between the pipe fitting jacking plates 12.
As the cut progresses, the connecting portion between the cut portion and the pipe member becomes smaller and smaller, which results in the securing effect thereof not being secured, and therefore, the vibration and the amount of bounce at the time of the pipe member being cut are relatively large. Therefore, the invention respectively upwards arranges corresponding pipe fitting jacking plates 12 on the reinforcing supporting piece 11 and the corresponding knife rest 9, the top end parts of the pipe fitting jacking plates 12 are downwards folded, and then the roller 13 for jacking the pipe fitting is arranged at the end parts of the pipe fitting jacking plates in a rotating installation mode. In the cutting process, the roller 13 for controlling the pipe fitting to be tightly pushed and the pipe fitting are arranged at intervals, when the pipe fitting is close to cutting, for example, when the cutting seam of the pipe fitting reaches 2/3 of the diameter of the pipe fitting, the roller 13 for controlling the pipe fitting to be tightly pushed and tightly pushed to the cut part of the pipe fitting is controlled, so that the jumping and vibration quantity of the cut part of the pipe fitting at the moment is effectively reduced, the rotation stability of the cut part of the pipe fitting is ensured, and the cutting precision of the pipe fitting is effectively and greatly improved.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, various modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (7)
1. The utility model provides a shutdown mechanism for pipe fitting cutting machine which characterized in that: comprises that
The cutter blade mounting structure comprises a cutter blade mounting shaft (1), wherein a plurality of fixed keys (101) which are arranged at equal angles are outwards and integrally formed on two sides of the cutter blade mounting shaft (1) respectively;
the assembly structure comprises a group of insertion pipe fittings (2), corresponding fixing grooves (201) are respectively formed in the positions, corresponding to the fixing keys (101), of the inner side walls of the insertion pipe fittings (2), the group of insertion pipe fittings (2) are movably mounted on the two sides of a blade mounting shaft (1) in a key groove matching mode respectively, the group of insertion pipe fittings (2) are fixedly locked by corresponding fixing locking mechanisms respectively, corresponding limiting blocks (202) are integrally formed between every two adjacent fixing grooves (201) at the inner ends of the insertion pipe fittings (2) outwards, the width of each limiting block (202) is consistent with that of the corresponding fixing key (101), and the outer end portions of the limiting blocks (202) are arranged in an inclined plane shape;
the cutting blade (3), the integrated forming of the center of the cutting blade (3) is provided with a blade mounting plate (301) with the thickness larger than that of the cutting blade (3), the center of the blade mounting plate (301) is provided with a mounting hole (4), the mounting hole (4) is provided with a corresponding abdicating groove (401) at the position corresponding to the fixed key (101), the two sides of the abdicating groove (401) are arranged to be inclined planes matched with the limiting block (202), the cutting blade (3) is assembled at the middle part of the blade mounting shaft (1), the group of plug-in pipe fittings (2) is fixedly abutted to the two sides of the cutting blade (3), and the limiting block (202) is respectively abutted to the inclined planes at the two sides of the abdicating groove (401);
the vibration reduction device is characterized by further comprising a vibration reduction mechanism (5) which comprises a group of fixing rings (501) fixedly connected to the periphery of the group of plug-in pipe fittings (2), the cross sections of the fixing rings (501) are arranged in an inverted U shape, corresponding vibration reduction damping particles (502) are filled in the fixing rings (501), corresponding closed ring plates (503) are connected to openings of the fixing rings (501) respectively, and the inner side surfaces of the fixing rings (501) are tightly propped against the blade mounting plate (301) of the cutting blade (3) respectively;
the fixed locking mechanism comprises a fixed barrel (6), the fixed barrel (6) is fixedly arranged outside two sides of the blade mounting shaft (1) in a threaded connection mode, the inner end parts of the fixed barrel (6) are respectively tightly propped against the outer end parts of the corresponding insertion pipe fittings (2), the outer side wall of the fixed barrel (6) is respectively provided with a corresponding limiting barrel (7) in an integrated forming mode, the inner end parts of the limiting barrels (7) respectively extend to the inner side of the fixed barrel (6), and the inner end parts of the limiting barrels (7) are respectively tightly propped against the closed annular plate (503) of the corresponding vibration reduction mechanism (5).
2. The pipe cutting mechanism of claim 1, wherein: the blade mounting shaft (1) on the outer side of the fixed cylinder (6) is also respectively connected with corresponding reinforcing nuts (8), and the inner end parts of the reinforcing nuts (8) are respectively tightly propped against the outer end parts of the corresponding fixed cylinder (6).
3. The cutoff mechanism for the pipe cutter according to claim 2, wherein: the screwing direction of the fixed cylinder (6) and the reinforcing nut (8) is consistent with the rotating direction of the blade mounting shaft (1).
4. The pipe cutting mechanism of claim 1, wherein: the two ends of the blade mounting shaft (1) are respectively rotatably mounted on the corresponding tool rests (9), and one end of the blade mounting shaft (1) extends to the outer sides of the tool rests (9) and is connected to the corresponding driving motors (10) in a belt transmission mode.
5. The pipe cutting mechanism of claim 4, wherein: the extending ends of the blade mounting shafts (1) are rotatably mounted on the corresponding reinforcing supports (11).
6. The pipe cutting mechanism of claim 5, wherein: strengthen support piece (11) and corresponding knife rest (9) and upwards be equipped with corresponding pipe fitting top tight board (12) respectively, the top portion of pipe fitting top tight board (12) turns over the setting downwards and rotates and install corresponding pipe fitting top tight roller (13) with using.
7. The pipe cutting mechanism of claim 6, wherein: and corresponding traction fixing rods (14) are fixedly connected between the pipe fitting jacking plates (12).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111679973.9A CN114406771B (en) | 2021-12-31 | 2021-12-31 | Shutdown mechanism for pipe fitting cutting machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111679973.9A CN114406771B (en) | 2021-12-31 | 2021-12-31 | Shutdown mechanism for pipe fitting cutting machine |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114406771A CN114406771A (en) | 2022-04-29 |
| CN114406771B true CN114406771B (en) | 2023-02-10 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111679973.9A Active CN114406771B (en) | 2021-12-31 | 2021-12-31 | Shutdown mechanism for pipe fitting cutting machine |
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| CN (1) | CN114406771B (en) |
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| US6340022B1 (en) * | 1999-10-01 | 2002-01-22 | Daniel J. Schroer | Blade and arbor adaptor for circular saw |
| CN2740332Y (en) * | 2004-11-05 | 2005-11-16 | 张兵 | Electric saw with muffler |
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| CN114406771A (en) | 2022-04-29 |
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