CN111660358B - Anti-deformation cutting device for pipe production - Google Patents
Anti-deformation cutting device for pipe production Download PDFInfo
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- CN111660358B CN111660358B CN202010435956.XA CN202010435956A CN111660358B CN 111660358 B CN111660358 B CN 111660358B CN 202010435956 A CN202010435956 A CN 202010435956A CN 111660358 B CN111660358 B CN 111660358B
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- rod
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- 238000005520 cutting process Methods 0.000 title claims abstract description 74
- 238000004519 manufacturing process Methods 0.000 title claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 26
- 230000001105 regulatory effect Effects 0.000 claims abstract description 25
- 238000007789 sealing Methods 0.000 claims abstract description 13
- 230000005540 biological transmission Effects 0.000 claims description 49
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 description 10
- 239000004033 plastic Substances 0.000 description 10
- 238000004140 cleaning Methods 0.000 description 7
- 230000009471 action Effects 0.000 description 3
- 238000001816 cooling Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 206010040007 Sense of oppression Diseases 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000009699 differential effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D1/00—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor
- B26D1/01—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work
- B26D1/12—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis
- B26D1/14—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter
- B26D1/157—Cutting through work characterised by the nature or movement of the cutting member or particular materials not otherwise provided for; Apparatus or machines therefor; Cutting members therefor involving a cutting member which does not travel with the work having a cutting member moving about an axis with a circular cutting member, e.g. disc cutter rotating about a movable axis
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D5/00—Arrangements for operating and controlling machines or devices for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D5/08—Means for actuating the cutting member to effect the cut
- B26D5/086—Electric, magnetic, piezoelectric, electro-magnetic means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D7/02—Means for holding or positioning work with clamping means
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/08—Means for treating work or cutting member to facilitate cutting
- B26D7/088—Means for treating work or cutting member to facilitate cutting by cleaning or lubricating
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B26—HAND CUTTING TOOLS; CUTTING; SEVERING
- B26D—CUTTING; DETAILS COMMON TO MACHINES FOR PERFORATING, PUNCHING, CUTTING-OUT, STAMPING-OUT OR SEVERING
- B26D7/00—Details of apparatus for cutting, cutting-out, stamping-out, punching, perforating, or severing by means other than cutting
- B26D7/01—Means for holding or positioning work
- B26D2007/013—Means for holding or positioning work the work being tubes, rods or logs
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- Life Sciences & Earth Sciences (AREA)
- Forests & Forestry (AREA)
- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Turning (AREA)
Abstract
The invention provides an anti-deformation cutting device for pipe production, which relates to the field of pipe production and comprises a sliding frame, wherein the inner side of the sliding frame is connected with a fixed sleeve through a pneumatic telescopic rod, two groups of fixed sleeves are sleeved, each group of fixed sleeves comprises two semicircular sleeves with the end parts attached, the insides of the semicircular sleeves are hollow, a plurality of through holes are formed in the concave surfaces of the outsides of the semicircular sleeves, sealing gaskets are fixedly connected on the concave surfaces of the outsides of the semicircular sleeves, a fixed cylinder is fixedly connected at the top end of the sliding frame and is driven by the pneumatic telescopic rod through an air passage, the pneumatic telescopic rod is communicated with a pressure regulating mechanism through a hose, and a knife rest in sliding connection with the sliding frame is arranged on the inner side of the sliding frame. The pipe is prevented from deforming under the pressure of the cutter by utilizing the pressure difference, so that the cutting port is more regular, and the product quality is improved.
Description
Technical Field
The invention relates to the field of pipe production, in particular to an anti-deformation cutting device for pipe production.
Background
When the existing cutting machine is used for cutting a plastic pipe, if the cut plastic pipe is a small-diameter pipe with insufficient strength, burrs or burrs are easily generated at the notch of the small-diameter pipe, and if the cut plastic pipe is a large-diameter pipe, the notch of the large-diameter pipe also has the defect of being broken, so that the appearance quality of the pipe is influenced, the notch of the plastic pipe is always required to be manually repaired, the production efficiency is greatly influenced, and the production cost is increased.
The patent number is CN104308885B discloses a pipe cutting machine for cutting plastics tubular product, including the frame, establish cutting device in the frame and divide first clamp bracket and the second clamp bracket of establishing in the cutting device both sides, be equipped with first clamping device and second clamping device on first every clamp bracket and second clamp bracket respectively, be equipped with on the first clamp bracket first catch bar and with the parallel first guide rail of plastics tubular product, first clamping device sliding connection is on first guide rail, and the both ends of first catch bar are connected respectively first clamp bracket with first clamping device and can with first clamping device is to keeping away from cutting device's direction promotes. This cutting machine pulls open plastics tubular product when plastics tubular product is cut off, reduces plastics tubular product and to cutting device's clamp tightly and collision, has reduced cutting device's deformation, has improved the quality of plastics tubular product incision department, need not do the secondary with the manual work and repaiies, has improved production efficiency, has reduced manufacturing cost.
But because current cutting device produces pressure to tubular product when the cutter gets into, and the tubular product that is cut is in the primary cooling and accomplishes the stage, for improving production efficiency in the current production, only with tubular product cooling to can bear self gravity and not the deformation can, the inside cavity of tubular product, under the circumstances that does not have the support, tubular product receives cutter pressure local easy inwards sunken, leads to the shrink of tubular product port.
Disclosure of Invention
The invention aims to provide an anti-deformation cutting device for pipe production, which aims to solve the technical problems.
In order to solve the technical problems, the invention adopts the following technical scheme: an anti-deformation cutting device for pipe production comprises a sliding frame, wherein the inner side of the sliding frame is connected with a fixing sleeve through a pneumatic telescopic rod, the fixing sleeve is provided with two groups, each group of fixing sleeve comprises two semicircular sleeves with the end parts attached, the semicircular sleeves are hollow, a plurality of through holes are formed in the concave surfaces of the outer sides of the semicircular sleeves, sealing gaskets are fixedly connected on the concave surfaces of the outer sides of the semicircular sleeves, a fixing cylinder is fixedly connected to the top end of the sliding frame and is in transmission with the pneumatic telescopic rod through an air passage, the pneumatic telescopic rod is communicated with a pressure regulating mechanism through a hose, and a tool rest in sliding connection with the pneumatic telescopic rod is arranged on;
set up semicircle cover at the balladeur train and be used for fixed tubular product, and the semicircle cover of inside hollow passes through the air flue and is connected with fixed cylinder, drives pressure regulating mechanism through fixed cylinder, makes the inside pressure reduction of semicircle cover, under the pressure differential effect of pipe wall both sides, strengthens the local strength of tubular product, avoids leading to the deformation of tubular product port because cutter pressure in cutting process.
Preferably, the end parts of the semicircular sleeves are fixedly connected with baffle plates extending outwards, and the bottom end baffle plates and the top end baffle plates of the two semicircular sleeves in the same group are respectively connected through a pressure regulating mechanism.
Preferably, the pressure regulating mechanism comprises a first sliding cylinder fixedly connected with one of the semicircular sleeves, one end of the first sliding cylinder, which is far away from the semicircular sleeve, is communicated with the hose, a first piston is arranged inside the first sliding cylinder, and the first piston is fixedly connected with a second piston, which is slidably connected inside the second sliding cylinder, through a sliding rod penetrating through the baffle plate.
Preferably, the first sliding cylinder at the bottom end of the semicircular sleeve is provided with an air hole at the end, connected with the sliding rod, of the first piston, the second sliding cylinder is communicated with the interior of the semicircular sleeve at the end, connected with the inserted link, of the second piston, and the pressure regulating mechanisms at the bottom end and the top end of the semicircular sleeve in the same group are arranged in a reverse mode;
the upper end and the lower end of the same group of semicircular sleeves are respectively connected with the pressure regulating mechanisms, the two pressure regulating mechanisms are respectively communicated with one semicircular sleeve in the same group of two semicircular sleeves to realize pressure regulation, and the pressure regulating mechanisms and the pneumatic telescopic rod are communicated with the air passage, so that the external pressure of the pipe wall can be reduced while the pneumatic telescopic rod is driven by the fixing air cylinder to fix the pipe, and the pressure difference is generated inside and outside the pipe wall.
Preferably, the pneumatic telescopic rod comprises a rod sleeve fixedly connected with the inner side of the sliding frame, the outer end of the rod sleeve is communicated with the air passage, a sliding shaft penetrating through the inner end of the rod sleeve and connected with the inner wall of the rod sleeve in a sealing and sliding mode is arranged inside the rod sleeve, and the other end of the sliding shaft is fixedly connected with the outer side of the semicircular sleeve.
Preferably, the sliding frame is annular, a sliding block is fixedly connected to the bottom end of the sliding frame, the sliding block is connected with a sliding rail in a sliding manner, and a return spring connected with the sliding frame is arranged on the sliding rail;
the sliding block is arranged at the bottom of the sliding frame and is in sliding connection with the sliding rail, and the sliding rail is fixedly connected with the reset spring, so that after the sliding frame is fixed with the pipe, the whole cutting device can move along with the pipe, and can automatically reset under the action of the reset spring after the cutting is finished.
Preferably, an annular guide rail is arranged in the middle of the inner side of the sliding frame and is in sliding connection with the tool rest, a gear ring is arranged on the inner side of the annular guide rail and is meshed with a transmission gear which is connected with the tool rest in a rotating manner, the transmission gear is in transmission connection with a first servo motor through a transmission case, and the transmission case is in transmission connection with the cutting blade through a transmission shaft;
the annular guide rail is internally provided with a gear ring, the gear ring is provided with a tool rest in sliding connection with the gear ring, the tool rest is rotatably connected with a transmission gear, the transmission gear is driven by a servo motor to rotate, so that the tool rest can be driven to slide relative to the annular guide rail, and the tool can rotate around the pipe to cut.
Preferably, the tool rest comprises an arc plate which slides between the annular guide rail and the sliding frame, the arc plate is rotatably connected with a frame plate fixedly connected with a first servo motor, the first servo motor is respectively in transmission connection with a transmission gear and a cutting blade through a transmission box, and the connecting rod is connected with a second servo motor fixed on the arc plate through a threaded sleeve and a screw rod;
the frame plate is connected and fixed with the first servo motor in a rotating mode through the connecting rod, and the second servo motor is connected with the connecting rod through the threaded sleeve and the screw rod, so that the frame plate can rotate along with the rotating rod, and the cutting blade is in contact with or separated from the pipe.
Preferably, a torsion spring is arranged at the joint of the connecting rod and the frame plate, and a limiting block is arranged on the side surface of the connecting rod;
the junction of frame plate and connecting rod sets up torsion spring, makes the power of cutting blade effect on tubular product increase gradually, avoids the too big tubular product deformation that leads to of pressure of cutter oppression tubular product.
Preferably, the frame plate is fixedly connected with a cleaning plate attached to the side face of the cutting blade, and the end part of the cleaning plate is an inclined plane.
The invention has the beneficial effects that:
1. the pipe cutting machine is characterized in that an annular sliding frame is arranged, the sliding frame is connected with a semicircular sleeve through a pneumatic telescopic rod, the semicircular sleeve is hollow, a through hole is formed in one side of a concave surface of the semicircular sleeve, a sealing sleeve is fixed outside the semicircular sleeve, and the semicircular sleeve is connected with a fixed cylinder through a pressure regulating mechanism, so that when the pipe is fixed by the semicircular sleeve, the local pressure outside the pipe can be reduced by changing the air pressure in the semicircular sleeve, the pipe is prevented from deforming under the pressure of a cutter by utilizing pressure difference, the cutting port is more regular, and the product;
2. the adjusting mechanism is formed by connecting a first sliding cylinder and a second sliding cylinder through a first piston, a second piston and a sliding rod, and the inner space of the second piston communicated with the semicircular sleeve is enlarged by utilizing the driving of a fixed cylinder, so that the aim of reducing the air pressure inside the semicircular sleeve is fulfilled;
3. an annular guide rail is arranged in the sliding frame, a tool rest in sliding connection is arranged on the guide rail, so that a tool can be used for cutting around the pipe groove for one circle by taking the annular guide rail as a path, and in the cutting process, the whole sliding frame slides relative to the sliding rail through a sliding block, so that the tool is parallel to the cutting plane of the pipe, and the cutting plane is flat;
4. the connecting rod is driven to rotate through the rotation of the second servo motor, the frame plate connected with the connecting rod is inclined, so that the cutting blade is contacted with the pipe, and meanwhile, the worm at the bottom end of the transmission box is matched with the transmission gear, so that the transmission gear rotates relative to the gear ring meshed with the transmission gear;
5. fixedly connected cleaning plate on the frame plate makes cleaning plate and cutting blade laminate mutually, avoids because the piece on the cutting blade is overheated to melt and the adhesion on the blade because the blade.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic perspective view of the carriage of the present invention;
fig. 3 is a schematic perspective view of the fixing sleeve of the present invention;
FIG. 4 is a cross-sectional view of a half round sleeve of the present invention;
FIG. 5 is a front view block diagram of the tool holder of the present invention;
FIG. 6 is a rear view block diagram of the tool holder of the present invention;
FIG. 7 is a schematic view of a connecting rod according to the present invention;
reference numerals: 1. a carriage; 101. an annular guide rail; 102. a ring gear; 2. an airway; 3. a pneumatic telescopic rod; 301. a rod sleeve; 302. a slide shaft; 4. a hose; 5. a pressure regulating mechanism; 501. a first slide drum; 502. a slide bar; 503. a second slide drum; 504. a first piston; 505. a second piston; 6. fixing a sleeve; 601. a semicircular sleeve; 602. a baffle plate; 603. a through hole; 7. a gasket; 8. a tool holder; 9. fixing the air cylinder; 10. a slider; 11. a slide rail; 12. a guide shaft; 13. a return spring; 14. an arc plate; 15. a second servo motor; 16. a transmission gear; 17. a connecting rod; 18. a first servo motor; 19. a frame plate; 20. a transmission case; 21. a cutting blade; 22. a worm; 23. a bevel gear; 24. a pin; 25. a screw rod; 26. a threaded sleeve; 27. a limiting block; 28. a torsion spring.
Detailed Description
In order to make the technical means, the original characteristics, the achieved purposes and the effects of the invention easily understood, the invention is further described below with reference to the specific embodiments and the attached drawings, but the following embodiments are only the preferred embodiments of the invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative efforts belong to the protection scope of the present invention.
Specific embodiments of the present invention are described below with reference to the accompanying drawings.
Example 1
As shown in fig. 1-3, a pipe production is with cutting device that preapres for an unfavorable turn of events shape, including balladeur train 1, 1 inboard of balladeur train is connected with fixed cover 6 through pneumatic telescopic rod 3, fixed cover 6 has two sets ofly, every fixed cover 6 of group includes the semicircle cover 601 of two tip laminatings, the inside cavity of semicircle cover 601, the concave surface in the semicircle cover 601 outside is provided with a plurality of through-holes 603, fixedly connected with sealed pad 7 on the concave surface in the semicircle cover 601 outside, be located 1 top fixedly connected with fixed cylinder 9 of balladeur train, fixed cylinder 9 passes through air flue 2 and 3 transmissions of pneumatic telescopic rod, pneumatic telescopic rod 3 passes through hose 4 and pressure regulating mechanism 5 intercommunication, 1 inboard of balladeur.
When the pipe is produced, the pipe after preliminary cooling passes through the center of the sliding frame 1, when the pipe is fixed, the inside of the fixed cylinder 9 is pressurized, so that the internal pressure of the air passage 2 communicated with the fixed cylinder 9 is increased, the pneumatic telescopic rod 3 communicated with the air passage 2 moves under the action of air pressure, so that two semicircular sleeves 601 in the same group are attached, the inner sides of the semicircular sleeves 601 are attached to the outer wall of the pipe, the internal pressure of the pressure regulating mechanism 5 communicated with the air passage 2 is changed, the pressure inside the semicircular sleeves 601 is changed due to the communication between the pressure regulating mechanism 5 and the semicircular sleeves 601, when the pipe is subjected to knife pressure by utilizing the pressure difference, the inner wall of the pipe has an outward local air pressure, the local outer side bearing strength of the pipe is enhanced, the pipe is prevented from being pressed and deformed during cutting, the sealing gasket 7 ensures the sealing of the semicircular sleeves 601 on one hand, on the other hand, the friction force between the semicircular sleeves 601 and, during cutting, the tube is cut by a knife holder 8 slidingly connected inside the carriage 1.
Example 2
As shown in fig. 1-4, an anti-deformation cutting device for pipe production comprises a carriage 1, the inner side of the carriage 1 is connected with a fixed sleeve 6 through a pneumatic telescopic rod 3, there are two groups of fixed sleeves 6, each group of fixed sleeves 6 comprises two semicircular sleeves 601 with end portions attached, the semicircular sleeves 601 are hollow, the concave surface of the outer side of each semicircular sleeve 601 is provided with a plurality of through holes 603, the concave surface of the outer side of each semicircular sleeve 601 is fixedly connected with a sealing gasket 7, the top end of the carriage 1 is fixedly connected with a fixed cylinder 9, the fixed cylinder 9 is in transmission with the pneumatic telescopic rod 3 through an air passage 2, the pneumatic telescopic rod 3 is communicated with a pressure regulating mechanism 5 through a hose 4, the inner side of the carriage 1 is provided with a knife rest 8 in sliding connection with the carriage, the end portions of the semicircular sleeves 601 are fixedly connected with baffles 602 extending outwards, the bottom ends and the top end baffles 602 of the two semicircular sleeves 601 of the same group are respectively connected through a pressure, one end, far away from semicircular sleeve 601, of first sliding barrel 501 is communicated with hose 4, first piston 504 is arranged inside first sliding barrel 501, first piston 504 is fixedly connected with second piston 505 of sliding barrel 503 through sliding rod 502 penetrating baffle 602, the end, connected with sliding rod 502, of first sliding barrel 501, located at the bottom end of semicircular sleeve 601, is provided with an air hole at one end, connected with sliding rod 502, of first piston 504, second sliding barrel 503 is located at one end, connected with an inserted link, of second piston 505, is communicated with semicircular sleeve 601, and pressure regulating mechanism 5 at the bottom end and the top end of semicircular sleeve 601 in the same group is arranged in a reverse direction.
When the fixed cylinder 9 is pressurized, the air passage 2 is communicated with the first sliding barrel 501 in the pressure regulating mechanism 5 through the hose 4, so that the first piston 504 in the first sliding barrel 501 is pressurized, the first piston 504 slides towards one side connected with the sliding rod 502 relative to the first sliding barrel 501, the first piston 504 and the second piston 505 are fixedly connected through the sliding rod 502, the second piston 505 can slide relative to the second sliding barrel 503, and the second sliding barrel 503 is communicated with the interior of the semicircular sleeve 601, so that the volume can be increased under the condition that the gas quantity in the semicircular sleeve 601 connected with the second sliding barrel 503 is not changed, the internal air pressure is reduced, the pressure difference at two sides of the pipe jointed with the sealing gasket 7 is changed, the bottom end and the top end of the two semicircular sleeves 601 in the same group are respectively connected with the pressure regulating mechanism 5, the negative pressure can be generated in the two semicircular sleeves 601, and the pipes can be tightly fixed under the action of the pneumatic telescopic rod 3, the two sets of semicircular sleeves 601 are arranged in parallel, so that the two sets of semicircular sleeves 601 are respectively positioned at two sides of the pipe cutting position, and two ports of the cut pipe are kept regular.
Example 3
As shown in fig. 1-5, an anti-deformation cutting device for pipe production comprises a carriage 1, the inner side of the carriage 1 is connected with a fixed sleeve 6 through a pneumatic telescopic rod 3, there are two groups of fixed sleeves 6, each group of fixed sleeves 6 comprises two semicircular sleeves 601 with end portions attached, the insides of the semicircular sleeves 601 are hollow, the concaves on the outsides of the semicircular sleeves 601 are provided with a plurality of through holes 603, the concaves on the outsides of the semicircular sleeves 601 are fixedly connected with a sealing gasket 7, the top end of the carriage 1 is fixedly connected with a fixed cylinder 9, the fixed cylinder 9 is in transmission with the pneumatic telescopic rod 3 through an air passage 2, the pneumatic telescopic rod 3 is communicated with a pressure regulating mechanism 5 through a hose 4, the inside of the carriage 1 is provided with a knife rest 8 in sliding connection with the carriage, the pneumatic telescopic rod 3 comprises a rod sleeve 301 fixedly connected with the inside of the carriage 1, the outer end of the rod sleeve 301 is communicated with, the other end of the sliding shaft 302 is fixedly connected with the outer side of the semicircular sleeve 601, the sliding frame 1 is annular, a sliding block 10 is fixedly connected to the bottom end of the sliding frame 1, the sliding block 10 is slidably connected with a sliding rail 11, and a return spring 13 connected with the sliding frame 1 is arranged on the sliding rail 11. .
Example 4
As shown in fig. 1-7, an anti-deformation cutting device for pipe production comprises a carriage 1, the inner side of the carriage 1 is connected with a fixed sleeve 6 through a pneumatic telescopic rod 3, the fixed sleeve 6 has two groups, each group of fixed sleeve 6 comprises two semicircular sleeves 601 with the ends attached, the semicircular sleeves 601 are hollow, the concave surface of the outer side of each semicircular sleeve 601 is provided with a plurality of through holes 603, the concave surface of the outer side of each semicircular sleeve 601 is fixedly connected with a sealing gasket 7, the top end of the carriage 1 is fixedly connected with a fixed cylinder 9, the fixed cylinder 9 is in transmission with the pneumatic telescopic rod 3 through an air passage 2, the pneumatic telescopic rod 3 is communicated with a pressure regulating mechanism 5 through a hose 4, the inner side of the carriage 1 is provided with a knife rest 8 in sliding connection with the carriage, the middle part of the inner side of the carriage 1 is provided with an annular guide rail 101, the annular guide rail 101, the transmission gear 16 is in transmission connection with the first servo motor 18 through a transmission box 20, the transmission box 20 is in transmission connection with the cutting blade 21 through a transmission shaft, the tool rest 8 comprises an arc plate 14 located between the annular guide rail 101 and the sliding frame 1 in a sliding mode, the arc plate 14 is in rotation connection with a frame plate 19 fixedly connected with the first servo motor 18, the first servo motor 18 is in transmission connection with the transmission gear 16 and the cutting blade 21 through the transmission box 20 respectively, the connecting rod 17 is connected with a second servo motor 15 fixed on the arc plate 14 through a threaded sleeve 26 and a lead screw 25, a torsion spring 28 is arranged at the connection position of the connecting rod 17 and the frame plate 19, a limiting block 27 is arranged on the side face of the connecting rod 17, a cleaning plate fixedly connected with the side face of the cutting blade 21 is fixedly connected.
After the fixed sleeve 6 fixes the pipe, at this time, the second servo motor 15 rotates, the screw rod 25 fixedly connected with the output shaft of the second servo motor 15 rotates, the screw rod 25 is in threaded connection with the threaded sleeve 26, the threaded sleeve 26 is in rotational connection with the connecting rod 17 through the pin 24, when the screw rod 25 rotates to enable the threaded sleeve 26 to move axially relative to the screw rod 25, the threaded sleeve 26 pulls the connecting rod 17 to rotate relative to the arc plate 14, under the elastic force of the torsion spring 28, the frame plate 19 rotatably connected with the top end of the connecting rod 17 rotates along with the connecting rod 17, the first servo motor 18 and the second servo motor 15 fixedly connected on the frame plate 19 rotate along with the frame plate 19, the second servo motor 15 is respectively connected with the cutting blade 21 and the transmission gear 16 through the transmission case 20, the output shaft at the top of the transmission case 20 is meshed with the bevel gear 23 fixed on the shaft connected with the cutting blade 21 through the bevel gear 23, during the rotation of the connecting rod 17, the output shaft at the bottom end of the transmission case 20 is inclined continuously, when the worm 22 fixedly connected to the output shaft at the bottom end of the transmission case 20 is in contact with the worm wheel coaxially and fixedly connected to the middle of the transmission gear 16, the transmission gear 16 can be rotated relative to the gear ring 102, because the transmission gear 16 is rotatably connected with the arc plate 14, the arc plate 14 slides with the annular guide rail 101, the arc plate 14 can rotate around the annular guide rail 101 under the driving of the transmission gear 16, simultaneously, the cutting blade 21 rotatably connected to the inclined frame plate 19 is in contact with the pipe, the pipe is cut, after the arc plate 14 rotates a circle around the annular guide rail 101, the pipe can be completely cut, when the cutting blade 21 is in contact with the pipe, because the frame plate 19 is connected with the connecting rod 17 through the torsion spring 28, the frame plate 19 can rotate relative to the connecting rod 17, and under the elastic force of the torsion spring, compare in the mode of current cylinder drive cutter oppression on tubular product, cutting blade 21 can increase gradually to the pressure of tubular product in this embodiment, it causes the tubular product to warp to avoid cutting blade 21 directly oppress tubular product under the condition of not cutting completely, set up stopper 27 in connecting rod 17 both sides and be used for restricting frame plate 19 for the pivoted limit angle of connecting rod 17, fixed connection cleaning plate on the frame plate 19, cleaning plate is tangent with cutting blade 21 side, can clear up the debris on cutting blade 21, avoid cutting blade 21 to rotate in-process and generate heat and lead to the piece to melt the adhesion on cutting blade 21.
Principle of operation
When a pipe is cut, firstly, the fixing cylinder 9 moves to drive the pneumatic telescopic rod 3 communicated with the air passage 2 to move, so that two semicircular sleeves 601 in the same group move oppositely to clamp the pipe, meanwhile, the pressure inside the semicircular sleeves 601 is reduced through the pressure regulating mechanism 5, the through holes 603 are formed in the concave surfaces of the semicircular sleeves 601, the sealing gaskets 7 are attached to the pipe, the pressure on the inner wall of the pipe is greater than the pressure on the outer side, so that the supporting force from inside to outside is generated, the pipe is prevented from deforming after being subjected to the pressure of the cutting blade 21, the cut is more regular, in the cutting process, the tool rest 8 rotates around the annular guide rail 101, the cutting blade 21 rotatably connected to the tool rest 8 cuts around the pipe for one circle, the pipe is completely cut, after the cutting is completed, the fixing cylinder 9 moves to reduce the air pressure inside the air passage 2, so.
In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.
Claims (6)
1. The utility model provides a tubular product production is with preapring for an unfavorable turn of events shape cutting device, includes balladeur train (1), its characterized in that: the inner side of the sliding frame (1) is connected with a fixed sleeve (6) through a pneumatic telescopic rod (3), the fixed sleeve (6) is divided into two groups, each group of fixed sleeve (6) comprises two semicircular sleeves (601) with the ends attached to each other, each semicircular sleeve (601) is hollow, a plurality of through holes (603) are formed in the concave surface of the outer side of each semicircular sleeve (601), a sealing gasket (7) is fixedly connected to the concave surface of the outer side of each semicircular sleeve (601), a fixed cylinder (9) is fixedly connected to the top end of the sliding frame (1), the fixed cylinder (9) is in transmission with the pneumatic telescopic rod (3) through an air passage (2), the pneumatic telescopic rod (3) is communicated with a pressure regulating mechanism (5) through a hose (4), and a tool rest (8) in sliding connection with the sliding telescopic rod is arranged on the inner;
the end parts of the semicircular sleeves (601) are fixedly connected with baffle plates (602) extending outwards, and the baffle plates (602) at the bottom ends and the top ends of the two semicircular sleeves (601) in the same group are respectively connected through a pressure regulating mechanism (5);
the pressure regulating mechanism (5) comprises a first sliding barrel (501) fixedly connected with one of a group of semicircular sleeves (601), one end, far away from the semicircular sleeves (601), of the first sliding barrel (501) is communicated with a hose (4), a first piston (504) is arranged inside the first sliding barrel (501), and the first piston (504) is fixedly connected with a second piston (505) which is in sliding connection with the inside of the second sliding barrel (503) through a sliding rod (502) penetrating through a baffle (602);
the first sliding cylinder (501) positioned at the bottom end of the semicircular sleeve (601) is provided with an air hole at the end, connected with the sliding rod (502), of the first piston (504), the second sliding cylinder (503) is positioned at the end, connected with the inserted link, of the second piston (505) and communicated with the interior of the semicircular sleeve (601), and the pressure regulating mechanisms (5) at the bottom end and the top end of the semicircular sleeve (601) in the same group are reversely arranged;
pneumatic telescopic link (3) include with carriage (1) inboard fixed connection's rod cover (301), rod cover (301) outer end and air flue (2) intercommunication, rod cover (301) inside be provided with run through rod cover (301) inner and with rod cover (301) inner wall sealing sliding connection's slide shaft (302), slide shaft (302) other end and semicircle cover (601) outside fixed connection.
2. The anti-deformation cutting device for pipe production according to claim 1, characterized in that: the sliding frame (1) is annular and is located a sliding block (10) fixedly connected to the bottom end of the sliding frame (1), the sliding block (10) is connected with a sliding rail (11) in a sliding mode, and a return spring (13) connected with the sliding frame (1) is arranged on the sliding rail (11).
3. The anti-deformation cutting device for pipe production according to claim 1, characterized in that: the utility model discloses a cutting blade of a cutting machine, including carriage (1), ring rail (101) and knife rest (8), ring rail (101) inboard is provided with ring gear (102), rotate drive gear (16) the meshing of being connected on ring gear (102) and knife rest (8), drive gear (16) are connected through transmission case (20) transmission with first servo motor (18), transmission case (20) are connected through the transmission shaft transmission with cutting blade (21).
4. The anti-deformation cutting device for pipe production according to claim 3, characterized in that: knife rest (8) are including lieing in gliding arc board (14) between ring rail (101) and balladeur train (1), arc board (14) rotate with frame plate (19) of the first servo motor (18) of fixedly connected with and are connected, first servo motor (18) are connected with drive gear (16), cutting blade (21) transmission respectively through transmission case (20), and connecting rod (17) are connected with second servo motor (15) of fixing on arc board (14) through thread bush (26), lead screw (25).
5. The anti-deformation cutting device for pipe production according to claim 4, wherein: a torsion spring (28) is arranged at the joint of the connecting rod (17) and the frame plate (19), and a limiting block (27) is arranged on the side face of the connecting rod (17).
6. The anti-deformation cutting device for pipe production according to claim 5, wherein: fixedly connected with and cutting blade (21) side laminating's clearance board on frame plate (19), clearance board tip is the inclined plane.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010435956.XA CN111660358B (en) | 2020-05-21 | 2020-05-21 | Anti-deformation cutting device for pipe production |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202010435956.XA CN111660358B (en) | 2020-05-21 | 2020-05-21 | Anti-deformation cutting device for pipe production |
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| CN111660358A CN111660358A (en) | 2020-09-15 |
| CN111660358B true CN111660358B (en) | 2021-05-18 |
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Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112317750A (en) * | 2020-10-16 | 2021-02-05 | 苏州敏发科精密电子科技有限公司 | Metal injection molding finished product correcting and shaping device and correcting and shaping process thereof |
| CN114799322A (en) * | 2022-05-05 | 2022-07-29 | 界首市宏达塑业有限公司 | Cutting and deburring equipment for pipeline production |
| CN115235852B (en) * | 2022-09-15 | 2022-12-20 | 河南国铁轨道设备有限公司 | Equipment for detecting dotting precision of steel rail dotting machine |
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