CN117600546B - Uniform circular cutting device for metal pipe fittings - Google Patents

Uniform circular cutting device for metal pipe fittings Download PDF

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Publication number
CN117600546B
CN117600546B CN202410085788.4A CN202410085788A CN117600546B CN 117600546 B CN117600546 B CN 117600546B CN 202410085788 A CN202410085788 A CN 202410085788A CN 117600546 B CN117600546 B CN 117600546B
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plate
side wall
fixedly connected
wall
rod
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CN117600546A (en
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陈晓楠
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Jianzhong Shangyun Shanghai Carbon Engineering Co ltd
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Jianzhong Shangyun Shanghai Carbon Engineering Co ltd
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    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23DPLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D21/00Machines or devices for shearing or cutting tubes
    • BPERFORMING OPERATIONS; TRANSPORTING
    • B23MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23DPLANING; SLOTTING; SHEARING; BROACHING; SAWING; FILING; SCRAPING; LIKE OPERATIONS FOR WORKING METAL BY REMOVING MATERIAL, NOT OTHERWISE PROVIDED FOR
    • B23D33/00Accessories for shearing machines or shearing devices
    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02PCLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
    • Y02P70/00Climate change mitigation technologies in the production process for final industrial or consumer products
    • Y02P70/10Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working

Abstract

The invention belongs to the technical field of metal pipe processing, and particularly relates to a uniform circular cutting device for metal pipes. According to the invention, when the cutting machine is used for cutting the metal pipe fitting, the moving distance of the cutting machine is adjusted according to the wall thickness of the metal pipe fitting, so that the influence on the cutting of the metal pipe fitting caused by the too deep or too shallow cutting distance is prevented, the rotating speed of the cutting machine can be adjusted to be matched with the wall thickness of the metal pipe fitting, and the cutting speed can be ensured to be more uniform and stable on the pipe fitting with different wall thicknesses, thereby being beneficial to reducing the vibration in the cutting process and improving the flatness and consistency of the cut, and further improving the overall cutting quality.

Description

Uniform circular cutting device for metal pipe fittings
Technical Field
The invention belongs to the technical field of metal pipe processing, and particularly relates to a uniform circular cutting device for metal pipe fittings.
Background
The metal pipe fitting is generally made of high-quality steel materials, has the characteristics of high strength, corrosion resistance, high temperature resistance and the like, is suitable for various industrial and civil pipeline systems, and has various connection modes, such as threaded connection, welding connection, clamp connection and the like.
However, after the metal pipe is produced, the metal pipe is required to be annularly cut into a plurality of small sections with the same length, so that the metal pipe is convenient to use, but in the prior art, the wall thickness of the metal pipe with different specifications is not the same in the annular cutting process of the metal pipe, the thinner metal pipe is generally fragile, if the cutting distance is too deep, excessive stress can be caused to the pipe in the cutting process, the pipe is deformed, cracked and even broken, and the structural integrity and strength of the material are affected; an excessively shallow cutting depth may not completely penetrate the thicker metal tubing, resulting in incomplete cuts; the cutting depth cannot be adapted to metal pipelines of different specifications, and the overall structure and circular cutting quality of the pipe are affected.
Therefore, we propose a uniform circular cutting device for metal pipe to solve the above problems.
Disclosure of Invention
The invention aims to solve the problems and provide a uniform circular cutting device for metal pipe fittings.
In order to achieve the above purpose, the present invention adopts the following technical scheme: the utility model provides a metal pipe fitting even circular cutting device, includes the workstation, the installation cavity has been seted up to the inside of workstation, the one end lateral wall of workstation is fixed with forward and backward motor, the both ends inner wall rotation of installation cavity is connected with first screw rod, the output of forward and backward motor runs through the lateral wall of workstation and with the one end fixed connection of first screw rod, first screw rod threaded connection has the movable plate, the bar opening that can supply the movable plate to remove is seted up on the top of workstation, the top fixedly connected with mounting panel of movable plate, the one end lateral wall fixedly connected with fixed plate of mounting panel, the one end lateral wall rotation of fixed plate is connected with fixed establishment, the one end inner wall of installation cavity is still rotated and is connected with reciprocating screw rod, reciprocating screw rod threaded connection has the removal slider, the bar opening that can supply the removal slider to remove is seted up to the upper end lateral wall fixedly connected with processing circular cutting mechanism of workstation, the one end inner wall rotation of installation cavity is connected with drive mechanism;
the fixing mechanism comprises a rotary ring which is rotationally connected with one end side wall of the fixing plate, an installation groove is formed in one end side wall of the rotary ring, a plurality of first hydraulic rods are embedded in an annular array of the outer wall of the rotary ring, clamping plates are fixedly connected to telescopic ends of the first hydraulic rods, a connecting rod is fixedly connected to one end side wall of the installation groove, a plurality of second hydraulic rods are fixedly arranged on an annular array of the outer wall of the connecting rod, and top plates are fixedly connected to telescopic ends of the second hydraulic rods;
the side wall of the mounting groove is also provided with a yielding groove, one side wall of one end of the clamping plate is fixedly connected with a conductive plate, one side wall of one end of the top plate is fixedly connected with a resistance plate, the resistance plate and the conductive plate are both positioned in the yielding groove, the resistance plate is provided with a resistance changing surface, the first hydraulic rod and the second hydraulic rod extend out relatively so as to enable the clamping plate and the top plate to move relatively, the conductive plate and the resistance plate slide relatively, the tail end of the conductive plate and the resistance changing surface of the resistance plate are in the same horizontal plane, one side wall of one end of the fixing plate is provided with a servo motor, and the output end of the servo motor penetrates through the side wall of the fixing plate and is fixedly connected with the side wall of the rotating ring;
the processing ring cuts the L template of mechanism including removing slider upper end lateral wall fixed connection, the one end lateral wall fixed mounting of L template has electromagnetic telescopic handle, the flexible end fixedly connected with push pedal of electromagnetic telescopic handle, the one end lateral wall fixedly connected with cutting machine of push pedal, the bottom lateral wall fixedly connected with pinion rack of push pedal, the upper end lateral wall fixedly connected with backup pad of workstation, the one end lateral wall rotation of backup pad is connected with branch, the fixed ring gear that has cup jointed of pole wall of branch.
Preferably, the transmission mechanism comprises a rotating rod with a rotating inner wall at one end of a mounting cavity, one end of the rotating rod is fixedly connected with one end of a reciprocating screw rod, side rods are rotatably connected with the inner walls at two sides of the mounting cavity, the side rods are in belt transmission connection with a first screw rod through a transmission belt, a first worm is fixedly sleeved on the rod wall of the side rods, a first worm wheel is fixedly sleeved on the rod wall of the rotating rod, and the first worm wheel is meshed with the first worm.
Preferably, the top end side wall fixedly connected with cover shell of workstation, the one end of branch runs through the cover shell setting and rotates with it and be connected, the pole wall that branch is located the cover shell is fixed to be cup jointed second worm, the both ends inner wall of cover shell still rotates and is connected with the second screw rod, second screw rod threaded connection has the rectangular plate, coaxial being fixed with the second worm wheel on the second screw rod, second worm wheel meshes with the second worm mutually.
Preferably, the top end side wall fixedly connected with seal shell of workstation, seal piston is sealed sliding connection in the inside of seal shell, the bar opening that can supply the rectangular plate to remove has been seted up to the one end lateral wall of cover shell, the one end lateral wall fixedly connected with push rod of rectangular plate, the one end of push rod runs through the lateral wall of seal shell and the lateral wall fixed connection of seal piston.
Preferably, the upper end lateral wall fixedly connected with liquid reserve tank of L template, the inside sealed sliding connection of liquid reserve tank has the removal piston, the through-hole has been seted up to the upper end lateral wall of liquid reserve tank, and corresponds the inside fixed check valve that has cup jointed of through-hole, the through-hole has been seted up to the lower extreme lateral wall of liquid reserve tank, and corresponds the inside pressure valve that is provided with of through-hole, the through-hole has all been seted up to the lateral wall of seal shell and liquid reserve tank, and corresponds the inside fixed same spring hose that has cup jointed of through-hole, the same reset spring of fixedly connected with between the lateral wall of removal piston and the lateral wall of liquid reserve tank, the through-hole has been seted up on the top of liquid reserve tank, and corresponds the inside relief valve that is provided with of through-hole.
Compared with the prior art, the metal pipe fitting uniform circular cutting device has the advantages that:
through the mutually supporting of fixed establishment, the resistance board, the cutting machine, electromagnetism telescopic link and the conducting plate that set up, can make the cutting machine cut the metal pipe fitting, the distance that the cutting machine moved is adjusted according to the wall thickness of metal pipe fitting, prevent that the cutting distance from too dark or too shallow results in influencing the cutting to metal pipe fitting, can also adjust the rotational speed of cutting machine, make it and the wall thickness assorted of metal pipe fitting, can guarantee to obtain more even and stable cutting speed on the pipe fitting of different wall thicknesses, this helps reducing the vibration that appears in the cutting process, improves notched roughness and uniformity, thereby improve whole cutting quality.
Through the mutual cooperation of servo motor, pinion rack, round gear, second worm, second screw rod, liquid reserve tank and seal shell that set up, can paint the quantity of coolant liquid on the metal pipe fitting when the distance control ring that stretches out through electromagnetic telescopic link cuts to can adjust the quantity of coolant liquid according to the wall thickness size of metal pipe fitting, can improve cutting efficiency, control warp, extension cutter life-span, and improve cutting quality, this helps improving production efficiency, reduce cost and ensures accuracy and the quality of cutting result.
Through positive and negative rotating electrical machines, drive mechanism, first screw rod, reciprocating screw rod and the removal slider that set up can ensure when cutting metal pipe fitting at every turn, and the distance when cutting keeps unanimous, guarantees that the length between the metal pipe fitting after the cutting is the same, and the follow-up use of being convenient for can also be when carrying out multistage cutting to metal pipe fitting, scribbles the coolant liquid to metal pipe fitting cutting position voluntarily, improves the result of use of device, reduces cutting wear and the emergence of hot brittle fracture simultaneously to the life of extension cutter.
Drawings
FIG. 1 is a schematic perspective view of a uniform circular cutting device for metal pipe fittings;
FIG. 2 is a schematic view of another perspective view of a uniform circular cutting device for metal pipe fittings according to the present invention;
FIG. 3 is a schematic view of another perspective view of a uniform circular cutting device for metal pipe fittings according to the present invention;
FIG. 4 is an enlarged schematic view of the portion A of FIG. 3;
FIG. 5 is a schematic view of another perspective view of a uniform circular cutting device for metal pipe fittings according to the present invention;
FIG. 6 is a schematic view of a partial perspective structure of a uniform circular cutting device for metal pipe fittings according to the present invention;
fig. 7 is a schematic view of a partial perspective structure of a uniform circular cutting device for metal pipe fittings.
In the figure: 1 workbench, 2 mounting cavity, 3 forward and reverse rotation motor, 4 first screw, 5 moving plate, 6 mounting plate, 7 fixing plate, 8 fixing mechanism, 9 reciprocating screw rod, 10 moving slide block, 11 processing circular cutting mechanism, 12 transmission mechanism, 81 rotating circular ring, 82 mounting groove, 83 first hydraulic rod, 84 clamping plate, 85 connecting rod, 86 second hydraulic rod, 87 top plate, 88 abdication groove, 89 conductive plate, 801 resistance plate, 802 servo motor, 121 rotating rod, 122 side rod, 123 driving belt, 124 first worm, 125 first worm wheel, 111L-shaped plate, 112 electromagnetic telescopic rod, 113 push plate, 114 cutter, 115 toothed plate, 116 supporting plate, 117 supporting rod, 118 round gear, 119 sleeve shell, 1121 second worm, 1122 second screw rod, 1123 rectangular plate, 1124 second worm wheel, 1125 sealing shell, 1126 sealing piston, 1127 push rod, 1128 box, 1129 moving piston, 1131 one-way valve, 1132 pressure valve, 1134 spring, 1135 reset spring, 1136 pressure release valve.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments.
As shown in fig. 1-7, a metal pipe uniform circular cutting device comprises a workbench 1, wherein a mounting cavity 2 is formed in the workbench 1, a forward and reverse motor 3 is fixedly arranged on one end side wall of the workbench 1, first screw rods 4 are rotatably connected to two end inner walls of the mounting cavity 2, an output end of the forward and reverse motor 3 penetrates through the side wall of the workbench 1 and is fixedly connected with one end of the first screw rods 4, a moving plate 5 is in threaded connection with the first screw rods 4, a strip-shaped opening for the moving plate 5 to move is formed in the top end of the workbench 1, a mounting plate 6 is fixedly connected to the top end of the moving plate 5, a fixing plate 7 is fixedly connected to one end side wall of the mounting plate 6, a fixing mechanism 8 is rotatably connected to one end side wall of the fixing plate 7, a reciprocating screw rod 9 is rotatably connected to one end inner wall of the mounting cavity 2, a movable slide block 10 is rotatably connected to the upper end side wall of the reciprocating screw rod 9, a strip-shaped opening for the movable slide block 10 to move is fixedly connected to a processing circular cutting mechanism 11, and a transmission mechanism 12 is rotatably connected to one end inner wall of the mounting cavity 2;
the fixing mechanism 8 comprises a rotating ring 81 rotationally connected with one end side wall of the fixing plate 7, an installation groove 82 is formed in one end side wall of the rotating ring 81, a plurality of first hydraulic rods 83 are embedded in an annular array on the outer wall of the rotating ring 81, clamping plates 84 are fixedly connected to telescopic ends of the plurality of first hydraulic rods 83, a connecting rod 85 is fixedly connected to one end side wall of the installation groove 82, a plurality of second hydraulic rods 86 are fixedly arranged on an annular array on the outer wall of the connecting rod 85, top plates 87 are fixedly connected to telescopic ends of the second hydraulic rods 86, a yielding groove 88 is further formed in the side wall of the installation groove 82, a conducting plate 89 is fixedly connected to one end side wall of one clamping plate 84, a resistance plate 801 is fixedly connected to one end side wall of one top plate 87, the resistance plate 801 and the conducting plate 89 are located inside the yielding groove 88, the resistance plate 801 is provided with a resistance surface, the resistance plate 801 extends out of the first hydraulic rods 83 and the second hydraulic rods 86 relatively so that the clamping plates 84 and the top plates 87 move relatively, the conducting plate 89 and the resistance plate 801 slide relatively, the tail end of the conducting plate 89 and the resistance plate 801 are arranged on the same horizontal plane, the motor 802 is fixedly connected to the side wall of the output ring 7, and the side wall of the motor 802 is fixedly connected to the side wall of the rotating ring 81;
by controlling the extending distance of the electromagnetic telescopic rod 112 electrically connected with the resistor plate 801, when the wall thickness of the metal pipe is thinner, the extending distance of the electromagnetic telescopic rod 112 is shorter, so that when the cutter 114 cuts the metal pipe, the moving distance of the cutter 114 is adjusted according to the wall thickness of the metal pipe, the influence on the cutting of the metal pipe caused by the too deep or too shallow cutting distance is prevented, when the resistance of the resistor plate 801 is changed, the rotating speed of a direct current motor inside the cutter 114 is changed according to the wall thickness of the metal pipe, so that the rotating speed of a cutting blade of the cutter 114 is changed, when the wall thickness of the metal pipe is thicker, the rotating speed of the cutting blade of the cutter 114 is faster, and when the wall thickness of the metal pipe is thinner, the rotating speed of the cutting blade of the cutter 114 is reduced, and the rotating speed of the cutting blade of the cutter 114 is matched with the wall thickness of the metal pipe, so that more uniform and stable cutting speeds can be ensured on the pipe with different wall thicknesses, the vibration generated in the cutting process is reduced, the flatness and consistency of the cut are improved, and the whole cutting quality is improved;
because the distance that the electromagnetic telescopic rod 112 stretches out is directly proportional to the amount of the cooling liquid falling at the circular cutting position of the metal pipe fitting, and the distance that the electromagnetic telescopic rod 112 stretches out is related to the wall thickness of the metal pipe fitting, the amount of the cooling liquid smeared on the metal pipe fitting during circular cutting can be controlled through the distance that the electromagnetic telescopic rod 112 stretches out, the amount of the cooling liquid can be regulated according to the wall thickness of the metal pipe fitting, the cutting efficiency can be improved, the deformation can be controlled, the service life of a cutter can be prolonged, the cutting quality can be improved, and the cutting efficiency can be improved, the cost can be reduced, and the accuracy and the quality of the cutting result can be ensured.
The transmission mechanism 12 comprises a rotating rod 121 which is arranged on the inner wall of one end of the cavity 2 and rotates, one end of the rotating rod 121 is fixedly connected with one end of the reciprocating screw rod 9, side rods 122 are rotatably connected on the inner walls of two sides of the cavity 2, the side rods 122 are in belt transmission connection with the first screw rod 4 through a transmission belt 123, a first worm 124 is fixedly sleeved on the rod wall of the side rods 122, a first worm wheel 125 is fixedly sleeved on the rod wall of the rotating rod 121, and the first worm wheel 125 is meshed with the first worm 124;
the processing circular cutting mechanism 11 comprises an L-shaped plate 111 fixedly connected with the side wall of the upper end of the movable slide block 10, an electromagnetic telescopic rod 112 is fixedly arranged on one end side wall of the L-shaped plate 111, a push plate 113 is fixedly connected with the telescopic end of the electromagnetic telescopic rod 112, a cutting machine 114 is fixedly connected with one end side wall of the push plate 113, a toothed plate 115 is fixedly connected with the bottom end side wall of the push plate 113, a supporting plate 116 is fixedly connected with the upper end side wall of the workbench 1, a supporting rod 117 is rotatably connected with one end side wall of the supporting rod 116, a circular gear 118 is fixedly sleeved on the rod wall of the supporting rod 117, the circular gear 118 is meshed with the toothed plate 115, a casing 119 is fixedly connected with the top end side wall of the workbench 1, one end of the supporting rod 117 penetrates through the casing 119 and is rotatably connected with the casing 119, a second worm 1121 is fixedly sleeved on the rod wall of the supporting rod 117 positioned in the casing 119, a second screw 1122 is rotatably connected with the inner walls at the two ends of the casing, a rectangular plate 1123 is in threaded connection with the second screw 1122, a second worm wheel 1124 is coaxially fixed on the second screw 1122, the second worm wheel 1124 is meshed with the second worm 1121, the top end side wall of the workbench 1 is fixedly connected with a sealing shell 1125, the inside of the sealing shell 1125 is in sealing sliding connection with a sealing piston 1126, one end side wall of the jacket 119 is provided with a strip-shaped opening for a rectangular plate 1123 to move, one end side wall of the rectangular plate 1123 is fixedly connected with a push rod 1127, one end of the push rod 1127 penetrates through the side wall of the sealing shell 1125 and the side wall of the sealing piston 1126, the upper end side wall of the L-shaped plate 111 is fixedly connected with a liquid storage tank 1128, the inside of the liquid storage tank 1128 is in sealing sliding connection with a movable piston 1129, the upper end side wall of the liquid storage tank 1128 is provided with a through hole, a one-way valve 1131 is fixedly sleeved in the corresponding through hole, the lower end side wall of the liquid storage tank 1128 is provided with a through hole, the inside of the corresponding through hole is provided with a pressure valve 1132, the side walls of the sealing shell 1125 and the side wall of the liquid storage tank 1128 are provided with through holes, the same spring hose 1134 is fixedly sleeved in the corresponding through hole, the same reset spring 1135 is fixedly connected between the side wall of the movable piston 1129 and the side wall of the liquid storage tank 1128, the through hole is formed in the top end of the liquid storage tank 1128, and a pressure relief valve 1136 is arranged in the corresponding through hole; when the air in the liquid storage tank 1128 can be pumped back, the outside air can be pumped into the sealing shell 1125 through the one-way valve 1131, negative pressure is not generated in the liquid storage tank 1128, the movable piston 1129 moves upwards, the circular gear 118 is driven to rotate continuously when the toothed plate 115 moves towards one end of the metal pipe fitting, air can be continuously conveyed into the liquid storage tank 1128 at the moment, thereby pushing the movable piston 1129 to move downwards continuously, cooling liquid is extruded out, cooling liquid is smeared at the cutting position of the metal pipe fitting which is continuously cut, after the circular cutting of the metal pipe fitting is completed, a pressure release valve 1136 is opened by a worker, the pressure in the liquid storage tank 1128 is released, at the moment, the movable piston 1129 can be pulled back to the initial position under the action of elasticity, the reutilization is facilitated, the cooling liquid can be smeared at the cutting position of the metal pipe fitting automatically when the metal pipe fitting is cut in a multi-section, the service effect of the device is improved, meanwhile, the occurrence of cutting wear and thermal embrittlement is reduced, and the service life of a cutter is prolonged, and the problem of resetting of the piston is not considered.
The principle of operation of the present invention will now be described as follows:
when the metal pipe fitting needs to be circularly cut, firstly, one end of the metal pipe fitting is inserted into the mounting groove 82 by a worker, at the moment, a cavity in the metal pipe fitting is sleeved on the outer wall of the connecting rod 85, then the first hydraulic rod 83 and the second hydraulic rod 86 are started, one end of the metal pipe fitting is clamped and fixed by the clamping plate 84 and the top plate 87, in the moving process of the top plate 87, one of the top plates 87 drives the resistance plate 801 to move along with the movement of the top plate 87, meanwhile, one of the clamping plate 84 drives the conductive plate 89 to move towards the direction of the resistance plate 801, in the fixing process of the metal pipe fitting by the top plate 87 and the clamping plate 84, the conductive plate 89 is contacted with the resistance plate 801, a sliding rheostat is formed between the conductive plate 89 and the resistance plate 801 along with the contact of the conductive plate 89 and the surface of the resistance plate 801, so that the resistance of the resistance plate 801 is continuously changed, after fixing the metal pipe fitting, the greater the distance moved on the surface of the resistor plate 801 when the conductive plate 89 is in contact with the resistor plate 801, the thinner the wall thickness of the metal pipe fitting, the greater the resistance of the resistor plate 801, the smaller the current, and the smaller the distance, the thicker the wall thickness of the metal pipe fitting, the smaller the resistance of the resistor plate 801, the greater the current, thereby controlling the extending distance of the electromagnetic telescopic rod 112 electrically connected with the resistor plate 801, the shorter the extending distance of the electromagnetic telescopic rod 112, thereby enabling the cutter 114 to cut the metal pipe fitting, adjusting the distance moved by the cutter 114 according to the wall thickness of the metal pipe fitting, preventing the cutting distance from being too deep or too shallow to affect the cutting of the metal pipe fitting, and changing the rotating speed of the direct current motor inside the cutter 114 according to the size of the wall thickness of the metal pipe fitting when the resistance of the resistor plate 801 is changed, thus, the rotating speed of the cutting blade of the cutting machine 114 is changed, when the wall thickness of the metal pipe is thicker, the rotating speed of the cutting blade of the cutting machine 114 is faster, and when the wall thickness of the metal pipe is thinner, the rotating speed of the cutting blade of the cutting machine 114 is reduced, the rotating speed of the cutting blade of the cutting machine 114 is adjusted to be matched with the wall thickness of the metal pipe, so that more uniform and stable cutting speeds can be ensured on the pipe with different wall thicknesses, vibration in the cutting process can be reduced, and the flatness and consistency of the cut can be improved, thereby improving the overall cutting quality;
after the metal pipe fitting is fixed, a servo motor 802 is started by a worker to drive a rotary ring 81 to rotate so as to drive the metal pipe fitting to rotate, under the condition that the position of the cutting machine 114 is unchanged after the electromagnetic telescopic rod 112 drives the cutting machine 114 to extend, the cutting machine 114 can cut the metal pipe fitting in a ring mode along with the rotation of the metal pipe fitting, in the extending process of the electromagnetic telescopic rod 112, a push plate 113 is driven to move in a following mode so as to drive a toothed plate 115 fixedly connected with the side wall of the lower end of the push plate 113 to move in a following mode, in the moving process of the toothed plate 115, a supporting rod 117 meshed with a circular gear 118 is driven to rotate in a following mode so as to drive a second worm 1121 to rotate in a following mode, in the rotating process of the second worm 1121, a second worm wheel 1124 meshed with the second worm 1121 is driven to rotate in a following mode, the rectangular plate 1123 which is sleeved on the rod wall of the second screw 1122 in a threaded rotation way is enabled to follow the movement, the movement of the rectangular plate 1123 is utilized to drive the push rod 1127 to move, in the process of moving the push rod 1127, the sealing piston 1126 is pushed to move in the sealing shell 1125, so that air in the sealing shell 1125 is compressed, compressed air is conveyed to the liquid storage tank 1128 through the spring hose 1134, the moving piston 1129 is enabled to move downwards, cooling liquid in the liquid storage tank 1128 is enabled to be extruded downwards, the cooling liquid falls into the circular cutting position of the metal pipe through the pressure valve 1132, the downward moving distance of the moving piston 1129 is in direct proportion to the moving distance of the sealing piston 1126, the moving distance of the sealing piston 1126 is in direct proportion to the rotating circle number of the circular gear 118, the extending distance of the electromagnetic telescopic rod 112 is in direct proportion to the quantity of the cooling liquid falling into the circular cutting position of the metal pipe, the extending distance of the electromagnetic telescopic rod 112 is related to the wall thickness of the metal pipe fitting, so that the extending distance of the electromagnetic telescopic rod 112 can control the quantity of cooling liquid smeared on the metal pipe fitting during circular cutting, the quantity of the cooling liquid can be regulated according to the wall thickness of the metal pipe fitting, the cutting efficiency can be improved, the deformation can be controlled, the service life of a cutter can be prolonged, the cutting quality can be improved, the production efficiency can be improved, the cost can be reduced, and the accuracy and the quality of the cutting result can be ensured;
after the first section of the metal pipe fitting is circularly cut, a worker starts the forward and reverse rotation motor 3 at the moment, so as to drive the first screw 4 to rotate, the moving plate 5 sleeved on the rod wall of the first screw 4 is driven to move through threaded rotation, the mounting plate 6 and the fixing plate 7 are driven to move, the fixed metal pipe fitting is driven to move to one side, the cutting machine 114 can continuously cut other parts of the metal pipe fitting, the rotating rod 121 is driven to rotate in a following manner under the transmission effect of the transmission belt 123 in the rotating process of the first screw 4, the first worm 124 is driven to rotate in a following manner in the rotating process of the rotating rod 121, so that the first worm wheel 125 meshed with the first worm 124 is driven to rotate in a following manner, the side rod 122 is driven to rotate in a following manner, the reciprocating screw 9 is driven to rotate, the moving slide block 10 sleeved on the rod wall of the reciprocating screw 9 through threaded rotation is driven to reciprocate on the rod wall of the reciprocating screw 9, the L-shaped plate 111 is driven to move along, so that the cutter 114 moves along, when the forward and reverse rotation motor 3 is started, at the moment, the moving slide block 10 moves towards the opposite direction of the metal pipe fitting, the cutter 114 is driven to be far away from the metal pipe fitting, the metal pipe fitting can move, when one end of the metal pipe fitting moves to a position needing circular cutting, the forward and reverse rotation motor 3 is closed, at the moment, the moving slide block 10 moves back and forth on the rod wall of the reciprocating screw rod 9 for one cycle, the moving slide block 10 is positioned at the position before the reciprocating screw rod 9 starts rotating, so that the cutter 114 is driven to continuously cut the metal pipe fitting, the distance between the cut metal pipe fittings is kept consistent when the metal pipe fitting is cut each time, the length between the cut metal pipe fittings is ensured to be the same, the subsequent use is convenient, and in the moving process of the moving slide block 10, the toothed plate 115 is driven to move, when the toothed plate 115 moves towards one end far away from the metal pipe fitting, the round gear 118 is driven to move reversely, so that the sealing piston 1126 moves reversely, air which is conveyed into the liquid storage tank 1128 is pumped back through the spring hose 1134, but the one-way valve 1131 arranged in the through hole formed in the side wall of the liquid storage tank 1128 can only enter air from outside to inside, when the air in the liquid storage tank 1128 is pumped back, the air outside is pumped into the sealing shell 1125 through the one-way valve 1131, negative pressure is not generated in the liquid storage tank 1128, the movable piston 1129 moves upwards, when the toothed plate 115 moves towards one end of the metal pipe fitting, the round gear 118 is driven to rotate continuously, and at the moment, the air is conveyed into the liquid storage tank 1128 continuously, thereby promote and remove piston 1129 and continue the downwardly moving, with coolant liquid extrusion, smear coolant liquid to the cutting position of the metal pipe fitting that continues to cut, after accomplishing the ring to cut metal pipe fitting, open relief valve 1136 by the staff, release the pressure in the liquid reserve tank 1128, reset spring 1135 can be with removing piston 1129 and draw back initial position under elastic effect this moment, be convenient for reuse, can carry out multistage cutting to metal pipe fitting when, automatically smear coolant liquid to the metal pipe fitting cutting position, improve the result of use of the device, reduce the emergence of cutting wearing and tearing and thermal embrittlement fracture simultaneously, thereby the life of extension cutter does not take into account the problem of resetting of piston.
The foregoing description of the preferred embodiments of the invention is not intended to limit the invention to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and scope of the invention are intended to be included within the scope of the invention.

Claims (5)

1. The utility model provides a metal pipe fitting even circular cutting device, its characterized in that, including workstation (1), installation cavity (2) have been seted up to the inside of workstation (1), the one end lateral wall fixed mounting of workstation (1) has just reversing motor (3), the both ends inner wall rotation of installation cavity (2) is connected with first screw rod (4), the output of just reversing motor (3) runs through the lateral wall of workstation (1) and with the one end fixed connection of first screw rod (4), first screw rod (4) threaded connection has movable plate (5), the bar opening that can supply movable plate (5) to remove has been seted up on the top of workstation (1), the top fixedly connected with mounting panel (6) of movable plate (5), one end lateral wall fixed connection fixed plate (7) of mounting panel (6), one end lateral wall rotation of fixed plate (7) is connected with fixed establishment (8), one end inner wall of installation cavity (2) still rotates and is connected with reciprocating lead screw (9), reciprocating lead screw (9) threaded connection has movable slide block (10), the movable plate (10) are supplied on the movable plate (10) to cut movable plate (1) the fixed side wall of movable plate (10), the inner wall of one end of the installation cavity (2) is rotationally connected with a transmission mechanism (12);
the fixing mechanism (8) comprises a rotary ring (81) rotationally connected with one end side wall of the fixing plate (7), an installation groove (82) is formed in one end side wall of the rotary ring (81), a plurality of first hydraulic rods (83) are embedded in an annular array on the outer wall of the rotary ring (81), clamping plates (84) are fixedly connected to telescopic ends of the first hydraulic rods (83), a connecting rod (85) is fixedly connected to one end side wall of the installation groove (82), a plurality of second hydraulic rods (86) are fixedly arranged on an annular array on the outer wall of the connecting rod (85), and top plates (87) are fixedly connected to telescopic ends of the second hydraulic rods (86);
the side wall of the mounting groove (82) is also provided with a yielding groove (88), one side wall of one end of the clamping plate (84) is fixedly connected with a conductive plate (89), one side wall of one end of the top plate (87) is fixedly connected with a resistance plate (801), the resistance plate (801) and the conductive plate (89) are both positioned in the yielding groove (88), the resistance plate (801) is provided with a resistance changing surface, the first hydraulic rod (83) and the second hydraulic rod (86) relatively extend out so that the clamping plate (84) and the top plate (87) relatively move, the conductive plate (89) and the resistance plate (801) relatively slide, the tail end of the conductive plate (89) and the resistance changing surface of the resistance plate (801) are in the same horizontal plane, one side wall of the fixed plate (7) is provided with a servo motor (802), and the output end of the servo motor (802) penetrates through the side wall of the fixed plate (7) and is fixedly connected with the side wall of the rotating ring (81);
processing circular cutting mechanism (11) are including removing L template (111) of slider (10) upper end lateral wall fixed connection, the one end lateral wall fixed mounting of L template (111) has electromagnetism telescopic link (112), the flexible end fixedly connected with push pedal (113) of electromagnetism telescopic link (112), the one end lateral wall fixedly connected with cutting machine (114) of push pedal (113), the bottom lateral wall fixedly connected with pinion rack (115) of push pedal (113), the upper end lateral wall fixedly connected with backup pad (116) of workstation (1), the one end lateral wall rotation of backup pad (116) is connected with branch (117), the fixed circular gear (118) that has cup jointed of pole wall of branch (117), circular gear (118) mesh with pinion rack (115).
2. The uniform circular cutting device for metal pipe fittings according to claim 1, wherein the transmission mechanism (12) comprises a rotating rod (121) rotating on the inner wall of one end of the installation cavity (2), one end of the rotating rod (121) is fixedly connected with one end of the reciprocating screw rod (9), side rods (122) are rotatably connected on the inner walls of two sides of the installation cavity (2), the side rods (122) are in belt transmission connection with the first screw rod (4) through a transmission belt (123), a first worm (124) is fixedly sleeved on the rod wall of the side rod (122), a first worm wheel (125) is fixedly sleeved on the rod wall of the rotating rod (121), and the first worm wheel (125) is meshed with the first worm (124).
3. The uniform circular cutting device for metal pipe fittings according to claim 1, wherein the top end side wall of the workbench (1) is fixedly connected with a sleeve (119), one end of the supporting rod (117) penetrates through the sleeve (119) and is rotatably connected with the sleeve, a second worm (1121) is fixedly sleeved on the rod wall of the supporting rod (117) located in the sleeve (119), a second screw (1122) is rotatably connected with the inner walls of the two ends of the sleeve (119), a rectangular plate (1123) is in threaded connection with the second screw (1122), a second worm wheel (1124) is coaxially fixed on the second screw (1122), and the second worm wheel (1124) is meshed with the second worm (1121).
4. The uniform circular cutting device for metal pipe fittings according to claim 3, wherein a sealing shell (1125) is fixedly connected to the top end side wall of the workbench (1), a sealing piston (1126) is connected to the inside of the sealing shell (1125) in a sealing sliding manner, a strip-shaped opening for a rectangular plate (1123) to move is formed in one end side wall of the casing (119), a push rod (1127) is fixedly connected to one end side wall of the rectangular plate (1123), and one end of the push rod (1127) penetrates through the side wall of the sealing shell (1125) and is fixedly connected with the side wall of the sealing piston (1126).
5. The uniform circular cutting device for metal pipe fittings according to claim 4, wherein the upper end side wall of the L-shaped plate (111) is fixedly connected with a liquid storage tank (1128), the inner part of the liquid storage tank (1128) is connected with a movable piston (1129) in a sliding manner, the upper end side wall of the liquid storage tank (1128) is provided with a through hole, a one-way valve (1131) is fixedly sleeved in the corresponding through hole, the lower end side wall of the liquid storage tank (1128) is provided with a through hole, a pressure valve (1132) is arranged in the corresponding through hole, the side walls of the sealing shell (1125) and the liquid storage tank (1128) are provided with through holes, the same spring hose (1134) is fixedly sleeved in the corresponding through holes, the same reset spring (1135) is fixedly connected between the side wall of the movable piston (1129) and the side wall of the liquid storage tank (1128), the top end of the liquid storage tank (1128) is provided with a through hole, and a pressure relief valve (1136) is arranged in the corresponding through hole.
CN202410085788.4A 2024-01-22 2024-01-22 Uniform circular cutting device for metal pipe fittings Active CN117600546B (en)

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CN117600546B true CN117600546B (en) 2024-03-22

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06134613A (en) * 1992-10-26 1994-05-17 Sumitomo Metal Ind Ltd Removing method for inside bead of welded steel pipe and device therefor
CN106903371A (en) * 2016-12-30 2017-06-30 安徽谢佑圣电子科技有限公司 A kind of cutting machine
CN109909538A (en) * 2017-12-13 2019-06-21 陕西百世恒环保科技发展有限公司 A kind of pipe cutting apparatus of water and electricity installation project
CN211101933U (en) * 2019-11-20 2020-07-28 河北冀东管件制造有限公司 Beveling machine for pipe preparation
CN113510296A (en) * 2021-09-10 2021-10-19 南通赫爵金属制品有限公司 Anti-deformation metal pipe cutting device

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
JPH06134613A (en) * 1992-10-26 1994-05-17 Sumitomo Metal Ind Ltd Removing method for inside bead of welded steel pipe and device therefor
CN106903371A (en) * 2016-12-30 2017-06-30 安徽谢佑圣电子科技有限公司 A kind of cutting machine
CN109909538A (en) * 2017-12-13 2019-06-21 陕西百世恒环保科技发展有限公司 A kind of pipe cutting apparatus of water and electricity installation project
CN211101933U (en) * 2019-11-20 2020-07-28 河北冀东管件制造有限公司 Beveling machine for pipe preparation
CN113510296A (en) * 2021-09-10 2021-10-19 南通赫爵金属制品有限公司 Anti-deformation metal pipe cutting device

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