CN112846851A - Machining and positioning method for anti-deformation thin-wall pipe fitting - Google Patents
Machining and positioning method for anti-deformation thin-wall pipe fitting Download PDFInfo
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- CN112846851A CN112846851A CN202110001633.4A CN202110001633A CN112846851A CN 112846851 A CN112846851 A CN 112846851A CN 202110001633 A CN202110001633 A CN 202110001633A CN 112846851 A CN112846851 A CN 112846851A
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- pipe fitting
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- wall pipe
- supporting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/02—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for mounting on a work-table, tool-slide, or analogous part
- B23Q3/06—Work-clamping means
- B23Q3/062—Work-clamping means adapted for holding workpieces having a special form or being made from a special material
- B23Q3/064—Work-clamping means adapted for holding workpieces having a special form or being made from a special material for holding elongated workpieces, e.g. pipes, bars or profiles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/12—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine for securing to a spindle in general
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
- B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
- B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
- B23Q3/15—Devices for holding work using magnetic or electric force acting directly on the work
- B23Q3/154—Stationary devices
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Abstract
The invention discloses a processing and positioning method of an anti-deformation thin-wall pipe fitting, which is characterized in that internal and external supports are carried out during the processing of the thin-wall pipe fitting, and meanwhile, the magnetic connection between an electromagnet and a permanent magnet ensures the clamping force, so that the supporting force of the permanent magnet to the inside of the thin-wall pipe fitting is offset with the supporting force of an electric telescopic rod to the outside of the thin-wall pipe fitting, the coaxial clamping of a device and the thin-wall pipe fitting is realized, the pipe fitting is prevented from deforming during the processing, and the precision of a product and the qualified rate after.
Description
Technical Field
The invention relates to the technical field of machining, in particular to a machining and positioning method for an anti-deformation thin-wall pipe fitting.
Background
With the rapid development of socioeconomic, machining refers to a process of changing the external dimensions or properties of a workpiece by a mechanical device, and can be classified into cutting and pressing according to differences in machining modes, and production types are generally classified into three types: single piece production: products of different structure and different dimensions are produced individually and with few repetitions, in batches: the same product is manufactured in batches in a year, the manufacturing process has certain repeatability, and the mass production is as follows: the manufacturing quantity of products is very large, most working places often repeatedly process a certain procedure of a certain part, and the processing and positioning device for the deformation-preventing thin-wall pipe fitting is a device for positioning when a metal part with a thin outer wall is processed.
However, when the existing thin-wall pipe fitting is processed, the positioning and clamping are inconvenient to carry out, and the pipe fitting is easy to deform during clamping; therefore, the existing requirements are not met, and the machining and positioning device for the deformation-preventing thin-wall pipe fitting is provided for the requirements.
Disclosure of Invention
The invention aims to provide a machining and positioning method of an anti-deformation thin-wall pipe fitting, which aims to solve the problems that the existing thin-wall pipe fitting proposed in the background art is inconvenient to position and clamp when being machined, and the pipe fitting is easy to deform during clamping.
In order to achieve the purpose, the invention provides the following technical scheme: firstly, an adjusting screw rod connected with a threaded sleeve in a supporting and connecting main body extends into the thin-wall pipe, then an adjusting motor is started, the output end of the adjusting motor drives a transmission gear, the transmission gear is meshed with the sleeve gear and drives the sleeve gear to rotate, at the moment, the threaded sleeve penetrating through the sleeve gear rotates, so that the adjusting screw rod moves along the axis, and a connecting block fixedly installed at the outer end of the adjusting screw rod moves along with the adjusting screw rod; step (2), when the thin-wall pipe fitting abuts against an elastic positioning block on the supporting and connecting main body, a pressure sensor on the elastic positioning block detects pressure changes, a plurality of electric telescopic rods distributed along the circumference of the central line of the supporting and connecting main body in an array mode are controlled to extend, and the electric telescopic rods drive the elastic clamping blocks to clamp the outer wall of the thin-wall pipe fitting; and (3) connecting the connecting block with a permanent magnet through a supporting rod, electrifying an electromagnet on the electric telescopic rod when the pressure sensor detects the pressure change, and attracting the permanent magnet on the inner wall of the thin-wall pipe fitting to slide outwards through magnetic force by the electromagnet so that the supporting force of the permanent magnet on the inner part of the thin-wall pipe fitting and the supporting force of the electric telescopic rod on the outer part of the thin-wall pipe fitting are offset.
Preferably, a plurality of spout has been seted up to the inside of connecting block, swing joint has the slider in the spout, one side fixed mounting of slider has the bracing piece, the outer fixed surface of bracing piece installs the pretension spring, the bottom and the slider fixed connection of pretension spring, one side fixed mounting that the slider was kept away from to the bracing piece has the permanent magnet, adjusting screw keeps away from the one end fixed mounting of connecting block has a plurality of connecting plate, one side fixed mounting that the connecting plate is close to the connecting block has the tight piece of elasticity clamp, the tight piece of elasticity clamp inside fixed mounting has electric telescopic handle, one side fixed mounting that electric telescopic handle kept away from the connecting plate has the electro-.
Preferably, the one end activity of threaded sleeve is provided with the equipment piece, threaded sleeve's other end movable mounting has the elastically positioned piece, elastically positioned piece and equipment piece all belong to the part that forms after the laminating of two the same semicircle pieces, elastically positioned piece and equipment piece all pass through the fix with screw with supporting the connecting body.
Preferably, the outer surface of the adjusting screw and the inner side of the threaded sleeve are both provided with threads with the same turning directions, and the adjusting screw is in threaded connection with the threaded sleeve.
Preferably, one side of the elastic clamping block, which is far away from the connecting plate, is fixedly provided with a first elastic rubber pad, and one side of the permanent magnet, which is far away from the connecting block, is fixedly provided with a second elastic rubber pad.
Preferably, ball bearings are arranged on the outer sides of the two ends of the threaded sleeve and in the middle of the elastic positioning block and the assembly block, and the threaded sleeve is connected with the elastic positioning block and the assembly block through the ball bearings.
Preferably, the end part of the adjusting screw inserted in the support connecting body is provided with a limit ring, and the limit ring is square and is in sliding connection with the support connecting body.
Preferably, the outer end of the adjusting screw is completely attached to one side of the connecting block, and the adjusting screw is fixed to the connecting block through welding.
Preferably, the central line of the adjusting screw coincides with the central line of the supporting and connecting body, the electromagnet is located at the center of the elastic clamping block, and the positions and the number of the permanent magnets are the same as those of the electromagnet.
Preferably, the pressure sensor is electrically connected with a plurality of electric telescopic rods and electromagnets, the telescopic lengths of the electric telescopic rods are consistent, and the electrification amounts of the electromagnets are consistent.
Preferably, the permanent magnets and the connecting plates are distributed along the circumference of the central line of the supporting and connecting body in an array mode, the connecting plates and the internal parts are identical in size and shape, and the sliding grooves and the internal parts are identical in size and shape.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, through the interaction of the support connecting main body, the adjusting screw rod, the threaded sleeve, the sleeve gear, the transmission gear, the adjusting motor, the assembling block and other devices, the clamping of thin-wall pipes with different lengths is solved, the power supply of the adjusting motor is switched on and started, the adjusting motor is driven to rotate after being started, so that the sleeve gear and the sleeve gear synchronously rotate through the fixed threaded sleeve, the adjusting screw rod is driven to move along the axis by the friction of threads between the threaded sleeve and the adjusting screw rod when the threaded sleeve rotates, the adjusting screw rod extends out of the support connecting main body, the connecting block at the outer end of the adjusting screw rod is driven to move, the adjusting screw rod can be adjusted according to the positions of the pipes to be processed, the pipes with different sizes can be positioned and supported;
2. the invention solves the problem of clamping thin-wall pipe fittings with different thicknesses by the interaction of the devices such as the elastic positioning block, the pre-tightening spring, the connecting plate, the elastic clamping block, the electric telescopic rod, the electromagnet, the supporting rod, the pressure sensor and the like, when the connecting block is extended to a proper length, the pressure can be exerted on the elastic positioning block by manpower, the elastic positioning block is elastically deformed and transmits the pressure into the pressure sensor, the pressure sensor controls the extension of a plurality of electric telescopic rods to be the same in length by detecting the pressure, the periphery of a plurality of electric telescopic rods distributed in a circumferential array extrudes the thin-wall pipe fittings, the coaxiality of the thin-wall pipe fittings and the adjusting screw rod is ensured, the processing accuracy is convenient, the pressure sensor increases the same energization amount of a plurality of electromagnets distributed in a circumferential array in the clamping process, the method has the advantages that the permanent magnet and the elastic clamping block are used for clamping the thin-wall pipe, when the maximum clamping force is achieved, the fact that the thin-wall pipe cannot continue to apply pressure to the elastic positioning block is guaranteed through the friction force of the elastic rubber pad, the fact that the pressure sensor cannot continue to control the electric telescopic rod to extend is controlled through the feedback effect, and therefore the device is guaranteed to reach a stable value.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a schematic structural view of a support connection body according to the present invention;
FIG. 3 is a schematic view of the connecting block of the present invention;
fig. 4 is a schematic structural view of the elastic positioning block of the present invention.
In the figure: 1. a support connection body; 2. adjusting the screw rod; 3. connecting blocks; 4. a support bar; 5. a permanent magnet; 6. a threaded bushing; 7. a sleeve gear; 8. a transmission gear; 9. adjusting the motor; 10. assembling the blocks; 11. an elastic positioning block; 12. pre-tightening the spring; 13. a chute; 14. a slider; 15. a connecting plate; 16. an elastic clamping block; 17. an electric telescopic rod; 18. an electromagnet; 19. a first elastic rubber pad; 20. the second elastic rubber pad.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments.
Referring to fig. 1 to 4, an embodiment of the present invention includes: firstly, an adjusting screw rod connected with a threaded sleeve in a supporting and connecting main body extends into the thin-wall pipe, then an adjusting motor is started, the output end of the adjusting motor drives a transmission gear, the transmission gear is meshed with the sleeve gear and drives the sleeve gear to rotate, at the moment, the threaded sleeve penetrating through the sleeve gear rotates, so that the adjusting screw rod moves along the axis, and a connecting block fixedly installed at the outer end of the adjusting screw rod moves along with the adjusting screw rod; step (2), when the thin-wall pipe fitting abuts against an elastic positioning block on the supporting and connecting main body, a pressure sensor on the elastic positioning block detects pressure changes, a plurality of electric telescopic rods distributed along the circumference of the central line of the supporting and connecting main body in an array mode are controlled to extend, and the electric telescopic rods drive the elastic clamping blocks to clamp the outer wall of the thin-wall pipe fitting; and (3) connecting the connecting block with a permanent magnet through a supporting rod, electrifying an electromagnet on the electric telescopic rod when the pressure sensor detects the pressure change, and attracting the permanent magnet on the inner wall of the thin-wall pipe fitting to slide outwards through magnetic force by the electromagnet so that the supporting force of the permanent magnet on the inner part of the thin-wall pipe fitting and the supporting force of the electric telescopic rod on the outer part of the thin-wall pipe fitting are offset.
The processing and positioning method relates to a processing and positioning device of an anti-deformation thin-wall pipe fitting, which comprises a supporting and connecting main body 1, wherein an adjusting motor 9 is arranged inside the supporting and connecting main body 1, a transmission gear 8 is fixedly arranged at the output end of the adjusting motor 9, a sleeve gear 7 is arranged on one side of the transmission gear 8, a threaded sleeve 6 is fixedly arranged in the middle of the sleeve gear 7 in a penetrating manner, an assembling block 10 is movably arranged at one end of the threaded sleeve 6, an elastic positioning block 11 is movably arranged at the other end of the threaded sleeve 6, ball bearings are respectively arranged at the outer sides of two ends of the threaded sleeve 6 and between the elastic positioning block 11 and the assembling block 10, the threaded sleeve 6, the elastic positioning block 11 and the assembling block 10 are connected through the ball bearings, the ball bearings are simple in structure and convenient to use, the threaded sleeve 6 is isolated from the assembling block 10, the outer surface of the elastic positioning block 11 is fixedly provided with a pressure sensor, the pressure sensor is electrically connected with an electric telescopic rod 17 and an electromagnet 18, the telescopic lengths of the electric telescopic rods 17 are consistent, the electrification amounts of the electromagnets 18 are consistent, in actual operation, the electric telescopic rods 17 extend for the same length at the same time, the movement of the thin-wall pipe fitting in the device is restrained and gradually moves towards the position coaxial with the device, the coaxiality of the device and the thin-wall pipe fitting is finally realized, the electrification amounts of the electromagnets 18 are consistent, the magnetic force of the electromagnets 18 is consistent, the attraction force of the electromagnets 18 to the permanent magnet 5 is consistent, the permanent magnet 5 supports the thin-wall pipe fitting in the thin-wall pipe fitting, the extending length of the supporting rod 4 is consistent, the coaxiality of the device and the thin-wall pipe fitting can be ensured, the extension and the shortening of the electric telescopic rods 17 and the electrification, thereby controlling the magnetic force of the electromagnet 18, wherein the elastic positioning block 11 and the assembly block 10 both belong to a part formed by two identical semicircular blocks after being attached, the elastic positioning block 11 and the assembly block 10 are fixed with the support connecting main body 1 through screws, the two semicircular parts are attached and assembled with each other, thereby facilitating the assembly and maintenance of the adjusting screw 2 and the threaded sleeve 6, facilitating the assembly and maintenance of the device, the adjusting screw 2 is movably arranged in the middle of the threaded sleeve 6 in a penetrating manner, the end part of the adjusting screw 2 inserted in the support connecting main body 1 is provided with a limit ring, the limit ring is square and is in sliding connection with the support connecting main body 1, the square limit plate can limit the stroke of the adjusting screw 2 and simultaneously avoid the adjusting screw 2 from rotating, so that the threaded sleeve 6 can smoothly drive the adjusting screw 2 to move, the outer surface of the adjusting screw 2 and the inner side of the threaded sleeve 6 are both provided with threads in the same, the adjusting screw 2 is connected with the threaded sleeve 6 through threads, the threaded sleeve 6 can drive the adjusting screw 2 to move along the axis when rotating, the position of the connecting block 3 is adjusted, the outer end of the adjusting screw 2 is fixedly provided with the connecting block 3, the outer end of the adjusting screw 2 is completely attached to one side of the connecting block 3, the adjusting screw 2 is fixed with the connecting block 3 through welding, the welding fixation strengthens the connection performance and the stability of the adjusting screw 2 and the connecting block 3, the adjusting screw has good mechanical strength and cannot be easily damaged, a plurality of sliding grooves 13 are arranged inside the connecting block 3, a sliding block 14 is movably connected in the sliding grooves 13, the sliding effect of the supporting rod 4 can be realized through the arrangement of the sliding grooves 13 and the sliding block 14, the clamping effect on the thin-wall pipe is convenient, and a, the support rod 4 not only has a supporting function, but also can ensure the sliding direction of the permanent magnet 5, the outer surface of the support rod 4 is fixedly provided with the pre-tightening spring 12, the elastic supporting force of the pre-tightening spring 12 can effectively avoid the vibration of the pipe fitting during processing, and ensure the accuracy and the qualification rate of the pipe fitting processing, when the permanent magnet 5 is attracted by the electromagnet 18 to clamp and release the thin-wall pipe fitting, the pre-tightening spring 12 can ensure the permanent magnet 5 to realize the effect of restoring the original position through the self elastic action, the thin-wall pipe fitting is convenient to dismount, the bottom end of the pre-tightening spring 12 is fixedly connected with the sliding block 14, a plurality of support rods 4 and connecting plates 15 are distributed along the circumference of the central line of the support connecting main body 1, a plurality of connecting plates 15 and internal parts are uniform in size and shape, the supporting and connecting main body 1 is a circular piece, the circular array distribution mode is convenient to more accurately position the thin-wall pipe fitting and more conveniently realize coaxiality, the shapes and the sizes of the sliding grooves 13, the connecting plates 15 and the internal parts are consistent, the uniform stress during clamping is ensured, the parts are prevented from being damaged during clamping, a permanent magnet 5 is fixedly arranged on one side of the supporting rod 4 away from the sliding block 14, a second elastic rubber gasket 20 is fixedly arranged on one side of the permanent magnet 5 away from the connecting block 3, the second rubber gasket 20 and the permanent magnet 5 are fixed through an adhesive, the second rubber gasket 20 can prevent the permanent magnet 5 from directly contacting with the inner wall of the pipe fitting and prevent the pipe fitting from being damaged or deformed, meanwhile, the rubber gasket carried by the permanent magnet 5 has certain elasticity, the shape of the permanent magnet can be changed according to different pipe diameters, the clamping effect on the thin-wall pipe fitting is realized, and the permanent, one end of the adjusting screw rod 2, which is far away from the connecting block 3, is fixedly provided with a connecting plate 15, one side of the connecting plate 15, which is close to the connecting block 3, is fixedly provided with an elastic clamping block 16, one side of the elastic clamping block 16, which is far away from the connecting plate 15, is fixedly provided with a first elastic rubber pad 19, the first rubber pad 19 and the elastic clamping block 16 are fixed through an adhesive, the first rubber pad 4 can avoid the direct contact of the elastic clamping block 16 and the outer wall of the pipe fitting, and avoid the damage or the deformation of the pipe fitting, meanwhile, the rubber pad provided by the elastic clamping block has certain elasticity, the shape of the elastic clamping block can be changed according to different pipe diameters, so as to realize the clamping effect on the thin-wall pipe fitting, a plurality of electric telescopic rods 17 are fixedly arranged inside the elastic clamping block 16, one side of the electric telescopic rods, the design of the same quantity and position facilitates the timeliness and accuracy of clamping, meanwhile, the electromagnet 18 is positioned at the central position of the elastic clamping block 16, the symmetry and stability of the electric telescopic rod 17 in controlling the elastic clamping block 16 are facilitated, the elastic clamping block 16 has certain elasticity, and can elastically extend and contract under the action of the electric telescopic rod 17, wherein the electric telescopic rod 17 is electrically controlled by a pressure sensor, the pressure of the thin-wall pipe to the elastic positioning block 11 is higher, the pressure value detected by the pressure sensor is higher, the electric telescopic rod 17 extends to clamp the outer side of the thin-wall pipe, meanwhile, the bottom of the elastic clamping block 16 is arc-shaped, so that the thin-wall pipe can be driven to move in the connecting plate 15 in the clamping process, the coincidence of the axis of the thin-wall pipe and the axis of the device is gradually realized, the device is coaxial, and the device can facilitate the rotation processing or surface processing of the thin-, all improved the machining precision, processing inaccuracy appears because of the disalignment in preventing to process, there is local processing, there is the condition such as local unprocessed, electromagnet 18 receives pressure sensor's electrical control equally simultaneously, with the similar condition of electric telescopic handle 17, the pressure that elastic locating piece 11 received is big more, electromagnet 18 circular telegram volume is big more, then self magnetism is big more, electromagnet 18 can realize the attraction to permanent magnet 5 through magnetism, it is different to the attraction degree of permanent magnet 5 not to need magnetism, then the device is different to the tight degree of clamp of thin wall pipe spare.
The device realizes the extension and contraction of an adjusting screw rod 2 and a connecting plate 15 by driving a crank slider mechanism through an adjusting motor 9, and is used for determining a second clamping point, after the extension length of the device is determined, an operator horizontally inserts a thin-wall pipe and applies pressure to an elastic positioning block 11, a pressure sensor on the elastic positioning block 11 detects pressure change to control the extension of an electric telescopic rod 17, a plurality of electric telescopic rods 17 drive an elastic clamping block 16 to clamp the thin-wall pipe and gradually clamp the thin-wall pipe, and a plurality of electric telescopic rods 17 are distributed along the circumference of a central line of a supporting and connecting main body 1 in an array manner, so that the clamping force of the elastic clamping block 16 on the thin-wall pipe is uniformly distributed, the thin-wall pipe is not easily damaged, the extension and contraction lengths of the plurality of electric telescopic rods 17 are consistent, the thin-wall pipe can move in the device under the supporting, the supporting force to the thin-wall pipe fitting is consistent in size, the thin-wall pipe fitting and the device are coaxial, when the pressure sensor detects pressure change, the pressure sensor controls and increases the electricity-conducting quantity of the electromagnet 18 at the same time, so that the magnetic force of the electromagnet 18 is increased, the electromagnet 18 attracts the permanent magnet 5 to slide outwards through the magnetic force, the supporting rods 4 are fixedly installed at one end of the permanent magnet 5 and are distributed along the circumference of the central line of the supporting and connecting main body 1 in an array mode, the supporting force of the permanent magnet 5 to the interior of the thin-wall pipe fitting and the supporting force of the electric telescopic rod 17 to the thin-wall pipe fitting are offset, the thin-wall pipe fitting cannot be damaged, the attractive force of the electromagnet 18 to the permanent magnet 5 is consistent due to the consistent electricity-conducting quantity of the electromagnets 18, the extending lengths of the supporting rods 4, the supporting rod 4 drives the pre-tightening spring 12 to stretch, the first elastic rubber pad 19 and the second elastic rubber pad 20 realize clamping operation on the thin-wall pipe fitting, the first elastic rubber pad 19 and the second elastic rubber pad 20 have friction force per se and can block the thin-wall pipe fitting from moving to the elastic positioning block 11 along the horizontal direction, when the clamping effect is sufficient and the thin-wall pipe fitting cannot continuously apply pressure to the elastic positioning block 11, the pressure sensor cannot detect the change of the pressure, so that the extension of the electric telescopic rod 17 and the increase of the magnetic force of the electromagnet 18 cannot be continuously controlled, the whole device is in a stable state, the whole device is convenient for operators to carry out various processing operations, when the thin-wall pipe fitting needs to be dismounted, the thin-wall pipe fitting only needs to be pulled outwards, the pressure sensor detects that the pressure value is reduced, and a plurality of electric telescopic rods 17, meanwhile, electromagnets 18 distributed along the circumference of the central line of the supporting and connecting main body 1 are controlled to reduce the same power supply amount, the clamping effect of the device on the thin-wall pipe is reduced, when the device is completely loosened, an electric telescopic rod 17 restores to the original position, the power supply amount of the electromagnets 18 is zero, the permanent magnet 5 restores to the original position under the action of the elastic force of a pre-tightening spring 12, when the thin-wall pipe is too long, two sets of devices can be arranged and are symmetrically distributed on two sides and used for clamping two sides of the thin-wall pipe, so that the clamping on the overlong thin-wall pipe is realized, the phenomenon that one end of the thin-wall pipe, which is far away from the device due to overlong thin-wall pipe, inclines due to self weight and has the same operation overlong operation as the above is avoided, after one end of the thin-wall pipe is clamped and fixed by the device, the positioning device on the other The column distribution electric telescopic rods 17 extend to clamp the thin-wall pipe fitting, electromagnets 18 are distributed along the circumference of the central line of the support connecting main body 1 in an array mode to increase the same energization amount, the permanent magnets 5 are attracted by magnetic force to clamp the inner wall of the thin-wall pipe fitting, the pressure is not increased and stable in arrangement, the thin-wall pipe fitting is not clamped, when the thin-wall pipe fitting is dismounted, only the machine tool controls one side positioning device to move in the opposite direction, the pressure value detected by the pressure sensor can be reduced, and therefore the thin-wall pipe fitting is.
When the device is used, firstly, the pipe fitting is reasonably placed, the device is started, the continuous adjusting screw 2 extends into the pipe fitting to be supported and positioned, the power supply of the adjusting motor 9 is switched on and started, the adjusting motor 9 is started to drive the transmission gear 8 to rotate so that the threaded sleeve 6 which penetrates and is fixed between the sleeve gear 7 and the sleeve gear 7 synchronously rotates, when the threaded sleeve 6 rotates, the adjusting screw 2 is driven to move along the axis by the thread friction between the threaded sleeve and the adjusting screw 2, the adjusting screw 2 extends out of the supporting and connecting main body 1 to drive the connecting block 3 at the outer end of the adjusting screw to move, meanwhile, horizontal acting force is applied to the thin-wall pipe fitting, the elastic positioning block 11 is extruded by the thin-wall pipe fitting, the pressure sensor in the elastic positioning block 11 detects that the pressure is increased, and the pressure sensor controls the electric, when the pressure sensors distributed along the circumference of the center line of the supporting and connecting main body 1 detect the increase of pressure, the device is in a clamping state, an operator can process the thin-wall pipe, when the thin-wall pipe needs to be dismounted, the thin-wall pipe is pulled outwards, the pressure sensors in the elastic positioning block 11 detect the decrease of the pressure value, thereby controlling the electric telescopic rods 17 to contract for the same length, and the same electrification amount of the electromagnets 18 is controlled to be reduced, the attraction force on the permanent magnet 5 is reduced, the clamping effect on the thin-wall pipe fitting is gradually loosened, when the pressure value detected by the pressure sensor is zero, the electric telescopic rod 17 is restored to the original position, the electrification amount of the electromagnets 18 is zero, and the permanent magnet 5 is contracted to the original position by the elasticity of the pre-tightening spring 12, so that the thin-wall pipe fitting is dismounted.
According to the invention, through the interaction of the supporting connecting main body 1, the adjusting screw rod 2, the threaded sleeve 6, the sleeve gear 7, the transmission gear 8, the adjusting motor 9, the assembling block 10 and other devices, the clamping of thin-wall pipes with different lengths is solved, the positions to be processed can be adjusted according to the pipe fittings, the pipe fittings with different sizes can be positioned and supported, and the practicability is strong;
according to the invention, the clamping of thin-wall pipe fittings with different thicknesses is solved through the interaction of the elastic positioning block 11, the pre-tightening spring 12, the connecting plate 15, the elastic clamping block 16, the electric telescopic rod 17, the electromagnet 18, the supporting rod 4, the pressure sensor and other devices.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (10)
1. The machining and positioning method of the anti-deformation thin-wall pipe fitting is characterized by comprising the following steps of: the method comprises the following steps: step (1), firstly, an adjusting screw rod (2) connected with a threaded sleeve (6) in a supporting and connecting main body (1) extends into the thin-wall pipe fitting, then an adjusting motor (9) is started, the output end of the adjusting motor (9) drives a transmission gear (8), the transmission gear (8) is meshed with a sleeve gear (7) and drives the sleeve gear (7) to rotate, at the moment, the threaded sleeve (6) penetrating through the sleeve gear (7) rotates, so that the adjusting screw rod (2) moves along the axis, and a connecting block (3) fixedly installed at the outer end of the adjusting screw rod (2) moves along with the threaded sleeve (6); step (2), when the thin-wall pipe fittings are abutted to elastic positioning blocks (11) on the supporting and connecting main body (1), pressure sensors on the elastic positioning blocks (11) detect pressure changes, a plurality of electric telescopic rods (17) distributed along the circumference of the central line of the supporting and connecting main body (1) are controlled to extend, and the electric telescopic rods (17) drive elastic clamping blocks (16) to clamp the outer walls of the thin-wall pipe fittings; and (3) connecting the connecting block (3) with a permanent magnet (5) through a supporting rod (4), electrifying an electromagnet (18) on the electric telescopic rod (17) when the pressure sensor detects pressure change, and attracting the permanent magnet (5) on the inner wall of the thin-wall pipe fitting to slide outwards through magnetic force by the electromagnet (18) so that the supporting force of the permanent magnet (5) on the inner part of the thin-wall pipe fitting and the supporting force of the electric telescopic rod (17) on the outer part of the thin-wall pipe fitting are offset.
2. The machining and positioning method for the deformation-preventing thin-walled pipe fitting according to claim 1, characterized in that: a plurality of sliding grooves (13) are arranged inside the connecting block (3), sliding blocks (14) are movably connected in the sliding grooves (13), a supporting rod (4) is fixedly arranged on one side of the sliding block (14), a pre-tightening spring (12) is fixedly arranged on the outer surface of the supporting rod (4), the bottom end of the pre-tightening spring (12) is fixedly connected with the sliding block (14), one side of the support rod (4) far away from the sliding block (14) is fixedly provided with a permanent magnet (5), a plurality of connecting plates (15) are fixedly arranged at one end of the adjusting screw rod (2) far away from the connecting block (3), an elastic clamping block (16) is fixedly arranged on one side of the connecting plate (15) close to the connecting block (3), an electric telescopic rod (17) is fixedly arranged in the elastic clamping block (16), and an electromagnet (18) is fixedly arranged on one side of the electric telescopic rod (17) far away from the connecting plate (15).
3. The machining and positioning method for the deformation-preventing thin-walled pipe fitting according to claim 1, characterized in that: the one end activity of screw sleeve pipe (6) is provided with equipment piece (10), the other end movable mounting of screw sleeve pipe (6) has elastic locating piece (11), elastic locating piece (11) and equipment piece (10) all belong to the part that forms after the laminating of two the same semicircle pieces, elastic locating piece (11) and equipment piece (10) all pass through the fix with screw with support connecting body (1).
4. The machining and positioning method for the deformation-preventing thin-walled pipe fitting according to claim 1, characterized in that: the outer surface of the adjusting screw rod (2) and the inner side of the threaded sleeve (6) are provided with threads with the same turning directions, and the adjusting screw rod (2) is in threaded connection with the threaded sleeve (6).
5. The machining and positioning method for the deformation-preventing thin-walled pipe fitting according to claim 1, characterized in that: one side that connecting plate (15) were kept away from in elasticity clamping block (16) is fixed mounting have first elasticity rubber pad (19), one side fixed mounting that connecting block (3) were kept away from in permanent magnet (5) has second elasticity rubber pad (20).
6. The machining and positioning method for the deformation-preventing thin-walled pipe fitting according to claim 1, characterized in that: the thread bushing is characterized in that ball bearings are arranged on the outer sides of two ends of the thread bushing (6) and in the middle of the elastic positioning block (11) and the assembling block (10), and the thread bushing (6) is connected with the elastic positioning block (11) and the assembling block (10) through the ball bearings.
7. The machining and positioning method for the deformation-preventing thin-walled pipe fitting according to claim 1, characterized in that: the adjusting screw rod (2) is inserted into the end part inside the supporting and connecting body (1) and is provided with a limiting ring, and the limiting ring is square and is in sliding connection with the supporting and connecting body (1).
8. The machining and positioning method for the deformation-preventing thin-walled pipe fitting according to claim 1, characterized in that: the outer end of the adjusting screw rod (2) is completely attached to one side of the connecting block (3), and the adjusting screw rod (2) is fixed with the connecting block (3) through welding.
9. The machining and positioning method for the deformation-preventing thin-walled pipe fitting according to claim 1, characterized in that: the center line of the adjusting screw rod (18) is superposed with the center line of the supporting and connecting main body (1), the electromagnet (18) is located at the center of the elastic clamping block (16), and the positions and the number of the permanent magnets (5) are the same as those of the electromagnets (18).
10. The machining and positioning method for the deformation-preventing thin-walled pipe fitting according to claim 1, characterized in that: a plurality of permanent magnet (5) and connecting plate (15) are along supporting the central line circumference array distribution of connecting main part (1), a plurality of connecting plate (15) and the equal size shape of internals are unanimous, a plurality of spout (13) and the equal size shape of internals are unanimous.
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| CN202110001633.4A CN112846851B (en) | 2021-01-04 | 2021-01-04 | Machining and positioning method for anti-deformation thin-wall pipe fitting |
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| CN202110001633.4A CN112846851B (en) | 2021-01-04 | 2021-01-04 | Machining and positioning method for anti-deformation thin-wall pipe fitting |
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| CN112846851B CN112846851B (en) | 2022-05-10 |
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| CN112643584A (en) * | 2020-12-28 | 2021-04-13 | 马永会 | Clamp holder for metal processing of thin-shell cylinder |
| CN113843497A (en) * | 2021-09-23 | 2021-12-28 | 杜玉明 | Welding seam processing system for friction welding of thin-wall pipe |
| CN113878485A (en) * | 2021-11-08 | 2022-01-04 | 张家港中天精密模塑有限公司 | Burnishing machine is used in car plastics production and processing |
| CN114087264A (en) * | 2021-11-16 | 2022-02-25 | 鲁东大学 | Engineering machinery vehicle thin-walled tube package assembly |
| CN114102510A (en) * | 2021-12-07 | 2022-03-01 | 常州市双爱家私股份有限公司 | Magnetic suction type cylinder plug tool for table and chair |
| CN114603195A (en) * | 2022-03-10 | 2022-06-10 | 江苏华东电力冶金机械总厂有限公司 | Synchronous cutting equipment of bellows double-end |
| CN115383649A (en) * | 2022-09-22 | 2022-11-25 | 湖州高林不锈钢管制造有限公司 | Device and process for machining ultra-long thin-walled tube |
| CN115592434A (en) * | 2022-10-27 | 2023-01-13 | 九江海天设备制造有限公司（Cn） | Positioning and supporting device for machining thin-wall shell type parts |
| CN116273601A (en) * | 2023-05-23 | 2023-06-23 | 河北峰诚管道有限公司 | Fixing clamping assembly for spraying and winding insulating pipe |
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| CN112643584A (en) * | 2020-12-28 | 2021-04-13 | 马永会 | Clamp holder for metal processing of thin-shell cylinder |
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| CN116273601A (en) * | 2023-05-23 | 2023-06-23 | 河北峰诚管道有限公司 | Fixing clamping assembly for spraying and winding insulating pipe |
| CN116273601B (en) * | 2023-05-23 | 2023-08-18 | 河北峰诚管道有限公司 | Fixing clamping assembly for spraying and winding insulating pipe |
| CN116674971A (en) * | 2023-08-04 | 2023-09-01 | 常州好力持五金有限公司 | Continuous detection conveying system of hardware sleeve tool |
| CN116674971B (en) * | 2023-08-04 | 2023-10-20 | 常州好力持五金有限公司 | Continuous detection conveying system of hardware sleeve tool |
| CN117584188A (en) * | 2024-01-18 | 2024-02-23 | 希岸新材料(江苏)有限公司 | Large-caliber PVC pipe cutting device |
| CN117584188B (en) * | 2024-01-18 | 2024-03-29 | 希岸新材料(江苏)有限公司 | Large-caliber PVC pipe cutting device |
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Effective date of registration: 20220424 Address after: No.5, Shangang Road, Shandong Taishan steel market, manzhuang Town, Daiyue district, Tai'an City, Shandong Province Applicant after: Shandong Huashun Heavy Industry Group Co.,Ltd. Address before: 710072 4th floor, family building, No.15, East District, Northwest University of technology, 127 Youyi West Road, Beilin District, Xi'an City, Shaanxi Province Applicant before: Zhang Xiaomin |
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