CN115091010B - Rotary high-efficiency sleeve cutting tool - Google Patents
Rotary high-efficiency sleeve cutting tool Download PDFInfo
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- CN115091010B CN115091010B CN202210637013.4A CN202210637013A CN115091010B CN 115091010 B CN115091010 B CN 115091010B CN 202210637013 A CN202210637013 A CN 202210637013A CN 115091010 B CN115091010 B CN 115091010B
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- Prior art keywords
- speed reducer
- fixedly connected
- sleeve
- plate
- cutting
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- 239000003638 chemical reducing agent Substances 0.000 claims abstract description 57
- 230000005540 biological transmission Effects 0.000 claims abstract description 10
- 230000005484 gravity Effects 0.000 description 6
- 230000001681 protective effect Effects 0.000 description 6
- 238000007790 scraping Methods 0.000 description 5
- 238000005096 rolling process Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 238000007493 shaping process Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K10/00—Welding or cutting by means of a plasma
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K37/00—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass
- B23K37/04—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work
- B23K37/053—Auxiliary devices or processes, not specially adapted for a procedure covered by only one of the other main groups of this subclass for holding or positioning work aligning cylindrical work; Clamping devices therefor
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23K—SOLDERING OR UNSOLDERING; WELDING; CLADDING OR PLATING BY SOLDERING OR WELDING; CUTTING BY APPLYING HEAT LOCALLY, e.g. FLAME CUTTING; WORKING BY LASER BEAM
- B23K2101/00—Articles made by soldering, welding or cutting
- B23K2101/04—Tubular or hollow articles
- B23K2101/06—Tubes
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Mechanical Engineering (AREA)
- Plasma & Fusion (AREA)
- Optics & Photonics (AREA)
- Arc Welding In General (AREA)
- Sawing (AREA)
Abstract
The invention discloses a rotary high-efficiency sleeve cutting tool in the technical field of sleeve cutting, which comprises a bottom plate, wherein an asynchronous motor is fixedly arranged on the bottom plate through a motor base; the base plate is fixedly connected with a speed reducer base, a first-stage speed reducer and a second-stage speed reducer are fixedly installed on the speed reducer base, the first-stage speed reducer is positioned on the right side of the second-stage speed reducer, the first-stage speed reducer is connected with an asynchronous motor, and the second-stage speed reducer is connected with the first-stage speed reducer; the two-stage speed reducer is in transmission connection with a triangular chuck; the bottom plate is connected with a sliding plate in a sliding manner in the left-right direction, a limiting chuck is rotationally connected to the sliding plate, and the limiting chuck and the triangular chuck are coaxially arranged; a V-shaped supporting plate is arranged on the right side of the limiting chuck; the V-shaped supporting plate is fixedly connected with a first air cylinder, and the bottom end of the first air cylinder is fixedly connected with the sliding plate; the invention can make the cutting of the sleeve more uniform and can better ensure the smoothness of the cutting surface of the sleeve.
Description
Technical Field
The invention relates to the technical field of casing cutting, in particular to a rotary high-efficiency casing cutting tool.
Background
The open parking garage has lower net height, and the electromechanical installation prohibits the laying under the beam, and the pipeline is laid through the beam entirely, so a large number of beam penetrating sleeves are needed.
Because the diameter and the length of the required sleeve have various specifications, and the section of the sleeve needs to be smooth and flat, the existing sleeve is usually processed manually, and the processing quality of the sleeve is poor; and the sleeve pipe length is longer before the cutting, and the condition of slope appears easily at the short end after the cutting can lead to the sleeve pipe tangent plane unevenness, and because the sleeve pipe that is located the cutting plane both sides all need to fix, need artifical manual with fixed tool move the cutting position side next after cutting the sleeve pipe unloading of shaping section, the continuity is relatively poor.
Based on the above, the invention designs a rotary high-efficiency sleeve cutting tool to solve the above problems.
Disclosure of Invention
The present invention is directed to a rotary high-efficiency casing cutting tool, which solves the above-mentioned problems.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides a rotatory high efficiency cutting sleeve's instrument, includes the bottom plate, the bottom plate is through motor base fixed mounting asynchronous motor; the base plate is fixedly connected with a speed reducer base, a first-stage speed reducer and a second-stage speed reducer are fixedly installed on the speed reducer base, the first-stage speed reducer is positioned on the right side of the second-stage speed reducer, the first-stage speed reducer is connected with an asynchronous motor, and the second-stage speed reducer is connected with the first-stage speed reducer; the two-stage speed reducer is in transmission connection with a triangular chuck; the bottom plate is connected with a sliding plate in a sliding manner in the left-right direction, a limiting chuck is rotationally connected to the sliding plate, and the limiting chuck and the triangular chuck are coaxially arranged; a V-shaped supporting plate is arranged on the right side of the limiting chuck; the V-shaped supporting plate is fixedly connected with a first air cylinder, and the bottom end of the first air cylinder is fixedly connected with the sliding plate; the side edge of the sliding plate is provided with a driving assembly which is used for driving the sliding plate to move in the left-right direction; the slide plate is also provided with a cutting assembly for cutting the sleeve.
As a further scheme of the invention, the limit chuck consists of a mounting ring, clamping jaws, rollers and a second air cylinder, wherein the mounting ring is rotationally connected with the sliding plate, the clamping jaws are arranged to be distributed in a circumferential array relative to the mounting ring, the clamping jaws are rotationally connected with each other, the second air cylinder is arranged to be three, and the output ends of the three second air cylinders are respectively and fixedly connected with the three clamping jaws.
As a further scheme of the invention, the driving assembly comprises a third air cylinder, the third air cylinder is fixedly connected with the bottom plate, and the output end of the third air cylinder is fixedly connected with the sliding plate.
As a further scheme of the invention, the top of the bottom plate is rotatably connected with a first rotating shaft, the right end of the first rotating shaft is fixedly connected with a first sprocket, the rear side of the first sprocket is provided with a second sprocket, the second sprocket is concentrically arranged with the triangular chuck and is fixedly connected with the triangular chuck, and the first sprocket and the second sprocket are in transmission connection through a first chain; the first rotating shaft is connected with a third sprocket in a sliding manner in the left-right direction, the third sprocket is rotationally connected with the sliding plate, a fourth sprocket is arranged at the rear side of the third sprocket, and the fourth sprocket is concentrically arranged with the mounting ring and fixedly connected with the mounting ring; the third chain wheel and the fourth chain wheel are in transmission connection through a second chain; the diameters of the first sprocket and the third sprocket are the same, and the diameters of the third sprocket and the fourth sprocket are the same.
As a further scheme of the invention, the cutting assembly comprises a mounting plate, the mounting plate is fixedly connected with the sliding plate, a fourth cylinder is fixedly connected to the mounting plate, a plasma cutting gun head is fixedly connected to the output end of the fourth cylinder, and the plasma cutting gun head is positioned above the V-shaped supporting plate.
As a further scheme of the invention, a fixed block is fixedly connected to the plasma cutting gun head, two rotating rollers are rotatably connected to the fixed block, and the two rotating rollers are respectively positioned at the left side and the right side of the plasma cutting gun head.
As a further scheme of the invention, the top of the bottom plate is fixedly connected with a protective cover, and the protective cover is used for protecting the asynchronous motor, the primary speed reducer and the secondary speed reducer.
As a further scheme of the invention, a telescopic rod is fixedly connected to the V-shaped supporting plate, and the bottom end of the telescopic rod is fixedly connected with the sliding plate.
Compared with the prior art, the invention has the beneficial effects that:
according to the invention, through the arrangement of the limiting chuck and the V-shaped supporting plate, the V-shaped supporting plate can support two ends of the cutting surface of the sleeve, so that the cutting end cannot drop down when the sleeve is cut, and if the sleeve is not supported when the length of the sleeve is too long, the sleeve can drop down due to gravity when the sleeve is cut, and thus the cutting surface is cut, and the cutting surface is uneven; the limiting chuck can fix the short-section sleeve, so that the sleeve can be ensured to be always in a coaxial line state with the long section when being cut, the short section of the sleeve can not be tilted due to gravity when being cut, and the cutting surface of the sleeve can be better ensured to be flat; in addition, when the secondary cutting is carried out, the limiting chuck can directly slide from the short section to the long section, and before the cutting is carried out, a worker is not required to centralize the sleeve, so that the sleeve cutting continuity is higher, and the sleeve cutting efficiency can be greatly improved; in the scheme, the V-shaped supporting plate and the limiting chuck can be suitable for clamping and supporting the sleeves with different diameters through the arrangement of the first cylinder, so that the practicability is higher; and through the arrangement of the clamping jaw and the roller, the friction force generated when the limiting chuck moves on the sleeve is roller friction, and the scraping of the clamping jaw on the sleeve can be reduced.
Drawings
FIG. 1 is a schematic diagram of the overall structure of the present invention;
FIG. 2 is a schematic diagram of the connection relationship between an asynchronous motor, a primary speed reducer, a secondary speed reducer and a bottom plate;
FIG. 3 is a schematic view of a portion of the structure of the present invention;
FIG. 4 is a schematic view of a spacing chuck according to the present invention;
fig. 5 is a schematic diagram of the connection relationship and the position relationship between the telescopic rod and the V-shaped support plate.
In the drawings, the list of components represented by the various numbers is as follows:
the plasma cutting machine comprises a base plate 1, a motor base 2, an asynchronous motor 3, a speed reducer base 4, a primary speed reducer 5, a secondary speed reducer 6, a triangular chuck 7, a sliding plate 8, a limit chuck 9, a mounting ring 901, clamping jaws 902, rollers 903, a second cylinder 904, a V-shaped supporting plate 10, a first cylinder 11, a third cylinder 12, a first rotating shaft 13, a first chain wheel 14, a second chain wheel 15, a first chain 16, a third chain wheel 17, a fourth chain wheel 18, a second chain wheel 19, a mounting plate 20, a fourth cylinder 21, a telescopic rod 22, a plasma cutting gun head 23, a fixed block 24, a rotating roller 25 and a protective cover 26.
Detailed Description
Referring to fig. 1-5, the present invention provides a technical solution: the rotary high-efficiency sleeve cutting tool comprises a bottom plate 1, wherein an asynchronous motor 3 is fixedly arranged on the bottom plate 1 through a motor base 2; the base plate 1 is fixedly connected with a speed reducer base 4, a primary speed reducer 5 and a secondary speed reducer 6 are fixedly installed on the speed reducer base 4, the primary speed reducer 5 is positioned on the right side of the secondary speed reducer 6, the primary speed reducer 5 is connected with the asynchronous motor 3, and the secondary speed reducer 6 is connected with the primary speed reducer 5; the two-stage speed reducer 6 is in transmission connection with a triangular chuck 7; the bottom plate 1 is connected with a sliding plate 8 in a sliding manner in the left-right direction, a limiting chuck 9 is connected onto the sliding plate 8 in a rotating manner, and the limiting chuck 9 and the triangular chuck 7 are coaxially arranged; a V-shaped supporting plate 10 is arranged on the right side of the limiting chuck 9; the V-shaped supporting plate 10 is fixedly connected with a first air cylinder 11, and the bottom end of the first air cylinder 11 is fixedly connected with the sliding plate 8; the side edge of the sliding plate 8 is provided with a driving component which is used for driving the sliding plate 8 to move in the left-right direction; the slide plate 8 is also provided with a cutting assembly for cutting the casing.
The limiting chuck 9 comprises a mounting ring 901, clamping jaws 902, rollers 903 and a second air cylinder 904, wherein the mounting ring 901 is rotationally connected with the sliding plate 8, the clamping jaws 902 are arranged to be distributed in a circumferential array relative to the mounting ring 901, the clamping jaws 902 are rotationally connected with the clamping jaws 902, the second air cylinders 904 are arranged to be three and are fixedly connected with the mounting ring 901, and the output ends of the three second air cylinders 904 are respectively fixedly connected with the three clamping jaws 902.
When the scheme is put into practical use, one end of the sleeve is firstly placed on the V-shaped supporting plate 10, then the driving assembly is started to drive the sliding plate 8 to move rightwards for a certain distance until the limit chuck is sleeved outside the sleeve, meanwhile, the right end of the sleeve is attached to the triangular chuck 7, the triangular chuck 7 and the limit chuck 9 are simultaneously tightened, the triangular chuck 7 can clamp the right end of the sleeve, and the limit chuck 9 can clamp the left end of the circumferential side wall of the sleeve; when the limiting chuck 9 works, three second air cylinders 904 extend simultaneously, the second air cylinders 904 can drive the clamping jaws 902 to move towards one side close to the sleeve, and the clamping jaws 902 can drive the rollers 903 to synchronously move towards one side close to the sleeve until the rollers 903 are attached to the circumferential side wall of the sleeve; then, the first cylinder 11 is started to drive the V-shaped supporting plate 10 to move upwards until two opposite inner walls of the V-shaped supporting plate 10 are attached to the sleeve, and the V-shaped supporting plate 10 can play a role in supporting the sleeve; then, the driving assembly is started again to drive the sliding plate 8 to move rightwards until the cutting assembly moves to a specified cutting position, then, the cutting assembly is started again to cut the sleeve, and meanwhile, the asynchronous motor 3 is started, so that the asynchronous motor 3 drives the triangular chuck 7 to rotate through the primary speed reducer 5 and the secondary speed reducer 6, the triangular chuck 7 can drive the sleeve to synchronously rotate, the sleeve rotates and simultaneously cuts the sleeve by the cutting assembly, after the cutting is completed, the sleeve is divided into two parts, a finished part is positioned on the left side of the cutting assembly, and a part to be cut is positioned on the right side of the cutting assembly; the finished sleeve is clamped by the limiting chuck 9 at the moment, and the limiting chuck 9 and the triangular chuck 7 are in a concentric state, so that two cutting surfaces of the sleeve are in a close fit state; then the driving component drives the sliding plate 8 to move rightwards for a certain distance (the distance of the sliding plate 8 moving is equal to the length required by the sleeve); the sliding plate 8 can drive the mounting ring 901 to synchronously move rightwards, the mounting ring 901 can drive the second air cylinder 904 and the clamping jaw 902 to synchronously move rightwards, and the clamping jaw 902 can drive the roller 903 to synchronously move rightwards; as shown in fig. 4, the axis of the roller 903 is perpendicular to the axis of the mounting ring 901, and the rolling direction of the roller 903 is the same as the axis of the mounting ring 901, so that when the limit chuck 9 moves to the right, rolling friction is generated between the roller 903 and the sleeve; the limiting chuck 9 can move rightwards on the sleeve more smoothly, the scraping of the clamping jaw 902 on the sleeve can be reduced, as the two parts of the sleeve are in a close-fitting state and the axes of the two parts of the sleeve are in a collinear state, the roller 903 can easily slide onto the sleeve to be cut from the finished sleeve, the finished sleeve automatically drops after the clamping of the limiting chuck 9 is lost, and then a worker can take the finished sleeve; after the cutting assembly moves to the position above the next cutting position, the asynchronous motor 3 can be started again to drive the sleeve to rotate, the cutting assembly cuts the sleeve, and the above actions are repeated in sequence until the sleeve is cut; according to the invention, through the arrangement of the limiting chuck 9 and the V-shaped supporting plate 10, the V-shaped supporting plate 10 can support two ends of a cutting surface of the sleeve, so that the cutting end cannot drop down during cutting of the sleeve, and if the length of the sleeve is too long, the sleeve cannot drop down due to gravity during cutting, and thus the cutting surface is cut and is uneven; the limiting chuck 9 can fix the short-section sleeve, so that the sleeve can be ensured to be always kept in a coaxial line state with the long section when being cut, the short section of the sleeve can not be tilted due to gravity when being cut, and the cutting surface of the sleeve can be better ensured to be flat; in addition, when the second cutting is carried out, the limiting chuck 9 can directly slide from the short section to the long section, and the sleeve is not required to be righted by a worker before the cutting is carried out, so that the cutting continuity of the sleeve is higher, and the cutting efficiency of the sleeve can be greatly improved; in the scheme, through the arrangement of the first air cylinder 11, the V-shaped supporting plate 10 and the limiting chuck 9 can be suitable for clamping and supporting sleeves with different diameters, so that the practicability is higher; and through the arrangement of the clamping jaw 902 and the roller 903, the friction force generated when the limit chuck 9 moves on the sleeve can be roller friction, and the scraping of the clamping jaw 902 on the sleeve can be reduced.
As a further scheme of the invention, the driving assembly comprises a third air cylinder 12, the third air cylinder 12 is fixedly connected with the bottom plate 1, and the output end of the third air cylinder 12 is fixedly connected with the sliding plate 8.
When the driving assembly is actually operated, the sliding plate 8 can be driven to move in the left-right direction through the extension and retraction of the air cylinder.
As a further scheme of the invention, the top of the bottom plate 1 is rotatably connected with a first rotating shaft 13, the right end of the first rotating shaft 13 is fixedly connected with a first chain wheel 14, the rear side of the first chain wheel 14 is provided with a second chain wheel 15, the second chain wheel 15 is concentrically arranged with the triangular chuck 7, the second chain wheel 15 is fixedly connected with the triangular chuck 7, and the first chain wheel 14 and the second chain wheel 15 are in transmission connection through a first chain 16; the first rotating shaft 13 is slidably connected with a third sprocket 17 in the left-right direction, the third sprocket 17 is rotationally connected with the sliding plate 8, a fourth sprocket 18 is arranged at the rear side of the third sprocket 17, and the fourth sprocket 18 is concentrically arranged with the mounting ring 901 and fixedly connected with the mounting ring 901; the third chain wheel 17 and the fourth chain wheel 18 are in transmission connection through a second chain 19; the first sprocket 14 and the third sprocket 17 have the same diameter, and the third sprocket 17 and the fourth sprocket 18 have the same diameter.
When the sleeve is driven to rotate by the triangular chuck 7 in actual use, the triangular chuck drives the second sprocket 15 to synchronously rotate, the second sprocket 15 drives the first sprocket 14 to synchronously rotate through the first chain 16, the first sprocket 14 drives the first rotating shaft 13 to rotate, the first rotating shaft 13 drives the third sprocket 17 to rotate, the third sprocket 17 drives the fourth sprocket 18 to rotate through the second chain 19, the fourth sprocket 18 drives the mounting ring 901 to rotate, and the mounting ring 901 drives the clamping jaw 902 and the roller 903 to rotate; since the diameters of the first chain wheel 14 and the third chain wheel 17 are the same, and the diameters of the third chain wheel 17 and the fourth chain wheel 18 are the same, the rotation speeds of the triangular chuck 7 and the limit chuck 9 are equal; the limiting chuck 9 and the triangular chuck 7 can drive the sleeve to rotate for cutting together, when the initial length of the sleeve is longer, the sleeve can be cut more stably, two ends of the sleeve can be supported, the third chain wheel 17 and the fourth chain wheel 18 can move rightwards along with the sliding plate 8, the limiting chuck 9 can rotate when changing the cutting position, the sleeve can be cut better, and the cutting surface of the sleeve is smoother.
As a further scheme of the invention, the cutting assembly comprises a mounting plate 20, the mounting plate 20 is fixedly connected with the sliding plate 8, a fourth air cylinder 21 is fixedly connected to the mounting plate 20, the output end of the fourth air cylinder 21 is fixedly connected with a plasma cutting gun head 23, and the plasma cutting gun head 23 is positioned above the V-shaped supporting plate 10.
Above-mentioned cutting assembly is when carrying out work, when needs cutting the sleeve pipe, start fourth cylinder 21 drive plasma cutting rifle head 23 and remove downwards, make plasma cutting rifle head 23 evenly cut the sleeve pipe, plasma cutting rifle head 23 volume is less, through rotating the sleeve pipe when cutting, plasma cutting rifle head 23 only need cut a sheathed tube thickness can, need not large-scale cutting blade, can guarantee staff's safety better, and plasma cutting rifle head 23 can be applicable to the cutting of the sheathed tube of different diameters, the practicality is higher.
As a further scheme of the invention, a fixed block 24 is fixedly connected to the plasma cutting gun head 23, two rotating rollers 25 are rotatably connected to the fixed block 24, and the two rotating rollers 25 are respectively positioned at the left side and the right side of the plasma cutting gun head 23.
When the scheme is put into practical use, the rotating roller 25 is attached to the outer wall of the sleeve when the plasma cutting gun head 23 cuts the sleeve; the rotating roller 25 can keep the optimal distance between the plasma cutting gun head 23 and the sleeve all the time, so that the sleeve can be cut better.
As a further scheme of the invention, a protective cover 26 is fixedly connected to the top of the bottom plate 1, and the protective cover 26 is used for protecting the asynchronous motor 3, the primary speed reducer 5 and the secondary speed reducer 6.
When the scheme is put into practical use, through the arrangement of the protective cover 26, workers can be prevented from touching the asynchronous motor 3, the primary speed reducer 5 or the secondary speed reducer 6 by mistake, and the workers can be better protected.
As a further scheme of the invention, a telescopic rod 22 is fixedly connected to the V-shaped supporting plate 10, and the bottom end of the telescopic rod 22 is fixedly connected with the sliding plate 8.
When the scheme is put into practical use, the V-shaped supporting plate 10 can be stably moved upwards through the arrangement of the telescopic rod 22.
Working principle: firstly, one end of a sleeve is placed on a V-shaped supporting plate 10, then a driving assembly is started to drive a sliding plate 8 to move rightwards for a certain distance until a limit chuck is sleeved outside the sleeve, meanwhile, the right end of the sleeve is attached to a triangular chuck 7, then the triangular chuck 7 and the limit chuck 9 are simultaneously tightened, the triangular chuck 7 can clamp the right end of the sleeve, and the limit chuck 9 can clamp the left end of the circumferential side wall of the sleeve; when the limiting chuck 9 works, three second air cylinders 904 extend simultaneously, the second air cylinders 904 can drive the clamping jaws 902 to move towards one side close to the sleeve, and the clamping jaws 902 can drive the rollers 903 to synchronously move towards one side close to the sleeve until the rollers 903 are attached to the circumferential side wall of the sleeve; then, the first cylinder 11 is started to drive the V-shaped supporting plate 10 to move upwards until two opposite inner walls of the V-shaped supporting plate 10 are attached to the sleeve, and the V-shaped supporting plate 10 can play a role in supporting the sleeve; then, the driving assembly is started again to drive the sliding plate 8 to move rightwards until the cutting assembly moves to a specified cutting position, then, the cutting assembly is started again to cut the sleeve, and meanwhile, the asynchronous motor 3 is started, so that the asynchronous motor 3 drives the triangular chuck 7 to rotate through the primary speed reducer 5 and the secondary speed reducer 6, the triangular chuck 7 can drive the sleeve to synchronously rotate, the sleeve rotates and simultaneously cuts the sleeve by the cutting assembly, after the cutting is completed, the sleeve is divided into two parts, a finished part is positioned on the left side of the cutting assembly, and a part to be cut is positioned on the right side of the cutting assembly; the finished sleeve is clamped by the limiting chuck 9 at the moment, and the limiting chuck 9 and the triangular chuck 7 are in a concentric state, so that two cutting surfaces of the sleeve are in a close fit state; then the driving component drives the sliding plate 8 to move rightwards for a certain distance (the distance of the sliding plate 8 moving is equal to the length required by the sleeve); the sliding plate 8 can drive the mounting ring 901 to synchronously move rightwards, the mounting ring 901 can drive the second air cylinder 904 and the clamping jaw 902 to synchronously move rightwards, and the clamping jaw 902 can drive the roller 903 to synchronously move rightwards; as shown in fig. 4, the axis of the roller 903 is perpendicular to the axis of the mounting ring 901, and the rolling direction of the roller 903 is the same as the axis of the mounting ring 901, so that when the limit chuck 9 moves to the right, rolling friction is generated between the roller 903 and the sleeve; the limiting chuck 9 can move rightwards on the sleeve more smoothly, the scraping of the clamping jaw 902 on the sleeve can be reduced, as the two parts of the sleeve are in a close-fitting state and the axes of the two parts of the sleeve are in a collinear state, the roller 903 can easily slide onto the sleeve to be cut from the finished sleeve, the finished sleeve automatically drops after the clamping of the limiting chuck 9 is lost, and then a worker can take the finished sleeve; after the cutting assembly moves to the position above the next cutting position, the asynchronous motor 3 can be started again to drive the sleeve to rotate, the cutting assembly cuts the sleeve, and the above actions are repeated in sequence until the sleeve is cut; according to the invention, through the arrangement of the limiting chuck 9 and the V-shaped supporting plate 10, the V-shaped supporting plate 10 can support two ends of a cutting surface of the sleeve, so that the cutting end cannot drop down during cutting of the sleeve, and if the length of the sleeve is too long, the sleeve cannot drop down due to gravity during cutting, and thus the cutting surface is cut and is uneven; the limiting chuck 9 can fix the short-section sleeve, so that the sleeve can be ensured to be always kept in a coaxial line state with the long section when being cut, the short section of the sleeve can not be tilted due to gravity when being cut, and the cutting surface of the sleeve can be better ensured to be flat; in addition, when the second cutting is carried out, the limiting chuck 9 can directly slide from the short section to the long section, and the sleeve is not required to be righted by a worker before the cutting is carried out, so that the cutting continuity of the sleeve is higher, and the cutting efficiency of the sleeve can be greatly improved; in the scheme, through the arrangement of the first air cylinder 11, the V-shaped supporting plate 10 and the limiting chuck 9 can be suitable for clamping and supporting sleeves with different diameters, so that the practicability is higher; and through the arrangement of the clamping jaw 902 and the roller 903, the friction force generated when the limit chuck 9 moves on the sleeve can be roller friction, and the scraping of the clamping jaw 902 on the sleeve can be reduced.
Claims (6)
1. A tool for rotary high efficiency cutting of bushings, comprising a base plate (1), characterized in that: the base plate (1) is fixedly provided with an asynchronous motor (3) through a motor base (2); the device comprises a base plate (1), a speed reducer base (4) and a first-stage speed reducer (5) and a second-stage speed reducer (6) which are fixedly arranged on the speed reducer base (4), wherein the first-stage speed reducer (5) is positioned on the right side of the second-stage speed reducer (6), the first-stage speed reducer (5) is connected with an asynchronous motor (3), and the second-stage speed reducer (6) is connected with the first-stage speed reducer (5); the two-stage speed reducer (6) is in transmission connection with a triangular chuck (7); the bottom plate (1) is connected with a sliding plate (8) in a sliding manner in the left-right direction, a limiting chuck (9) is connected to the sliding plate (8) in a rotating manner, and the limiting chuck (9) and the triangular chuck (7) are coaxially arranged; a V-shaped supporting plate (10) is arranged on the right side of the limiting chuck (9); a first air cylinder (11) is fixedly connected to the V-shaped supporting plate (10), and the bottom end of the first air cylinder (11) is fixedly connected with the sliding plate (8); the side edge of the sliding plate (8) is provided with a driving assembly, and the driving assembly is used for driving the sliding plate (8) to move in the left-right direction; the sliding plate (8) is also provided with a cutting assembly for cutting the sleeve;
the limiting chuck (9) consists of a mounting ring (901), clamping jaws (902), rollers (903) and second air cylinders (904), wherein the mounting ring (901) is rotationally connected with a sliding plate (8), the clamping jaws (902) are arranged to be distributed in a circumferential array relative to the mounting ring (901), the clamping jaws (902) are rotationally connected with the clamping jaws (902), the second air cylinders (904) are arranged to be three and are fixedly connected with the mounting ring (901), and the output ends of the three second air cylinders (904) are respectively fixedly connected with the three clamping jaws (902);
the top of the bottom plate (1) is rotationally connected with a first rotating shaft (13), the right end of the first rotating shaft (13) is fixedly connected with a first chain wheel (14), the rear side of the first chain wheel (14) is provided with a second chain wheel (15), the second chain wheel (15) is concentrically arranged with the triangular chuck (7), the second chain wheel (15) is fixedly connected with the triangular chuck (7), and the first chain wheel (14) and the second chain wheel (15) are in transmission connection through a first chain (16); the first rotating shaft (13) is connected with a third sprocket (17) in a sliding manner in the left-right direction, the third sprocket (17) is rotationally connected with the sliding plate (8), a fourth sprocket (18) is arranged at the rear side of the third sprocket (17), and the fourth sprocket (18) is concentrically arranged with the mounting ring (901) and fixedly connected with the mounting ring (901); the third chain wheel (17) and the fourth chain wheel (18) are in transmission connection through a second chain (19); the diameters of the first sprocket (14) and the third sprocket (17) are the same, and the diameters of the third sprocket (17) and the fourth sprocket (18) are the same.
2. A rotary high efficiency cutting cannula tool as defined in claim 1, wherein: the driving assembly comprises a third air cylinder (12), the third air cylinder (12) is fixedly connected with the bottom plate (1), and the output end of the third air cylinder (12) is fixedly connected with the sliding plate (8).
3. A rotary high efficiency cutting cannula tool as defined in claim 1, wherein: the cutting assembly comprises a mounting plate (20), the mounting plate (20) is fixedly connected with the sliding plate (8), a fourth air cylinder (21) is fixedly connected to the mounting plate (20), a plasma cutting gun head (23) is fixedly connected to the output end of the fourth air cylinder (21), and the plasma cutting gun head (23) is located above the V-shaped supporting plate (10).
4. A rotary high efficiency cutting cannula tool as defined in claim 3, wherein: the plasma cutting gun head (23) is fixedly connected with a fixed block (24), two rotating rollers (25) are rotatably connected to the fixed block (24), and the two rotating rollers (25) are respectively positioned on the left side and the right side of the plasma cutting gun head (23).
5. A rotary high efficiency cutting cannula tool as defined in claim 1, wherein: the top of bottom plate (1) fixedly connected with protection casing (26), protection casing (26) are used for protecting asynchronous motor (3), one-level speed reducer (5) and second grade speed reducer (6).
6. A rotary high efficiency cutting cannula tool as defined in claim 1, wherein: the V-shaped supporting plate (10) is fixedly connected with a telescopic rod (22), and the bottom end of the telescopic rod (22) is fixedly connected with the sliding plate (8).
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| CN115091010B true CN115091010B (en) | 2023-11-21 |
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| CN116278019A (en) * | 2023-02-22 | 2023-06-23 | 中建新疆建工（集团）有限公司 | A support device for preventing pipe scratches and reducing construction resistance |
| CN117206706A (en) * | 2023-10-13 | 2023-12-12 | 济南金威刻科技发展有限公司 | A pipe fixed cutting head rotary laser pipe cutting machine |
| CN118081088B (en) * | 2024-04-26 | 2024-07-02 | 江苏觅科激光设备有限公司 | Laser processing equipment for workpiece |
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