CN109693151A

CN109693151A - A kind of precision inner wall of the pipe high-precision grinding apparatus

Info

Publication number: CN109693151A
Application number: CN201910114464.8A
Authority: CN
Inventors: 不公告发明人
Original assignee: 陈岩
Current assignee: ANHUI HAODING METAL PRODUCT LIMED Co.
Priority date: 2019-02-14
Filing date: 2019-02-14
Publication date: 2019-04-30
Anticipated expiration: 2039-02-14
Also published as: CN109693151B

Abstract

The invention belongs to inner wall of the pipe grinding technology fields, specifically a kind of accurate inner wall of the pipe high-precision grinding apparatus, including pedestal, rotation axis, polishing module and position adjustment block, the top of pedestal is equipped with No.1 outer magnetic ring and two extra magnet rings, and No.1 outer magnetic ring and two extra magnet rings are located at the front end and end of pedestal；One end of rotation axis runs through No.1 outer magnetic ring and extends to the outside of No.1 outer magnetic ring；The both ends of rotation axis are respectively equipped with No.1 internal magnetic ring and No. two internal magnetic rings, and No.1 internal magnetic ring is located at the inside of No.1 outer magnetic ring；It is connected firmly at the top of pedestal there are two support base, pipeline is placed on support base；Polishing module is located at the outside of rotation axis；Polishing module includes that lantern ring, polishing blade, No.1 hydraulic cylinder, No. two hydraulic cylinders and No.1 pump；One end of four groups of polishing blades is hinged with the No.1 connecting rod being symmetrical set and No. two connecting rods respectively；Rotation axis is equipped with position adjustment block；The outside of pedestal is equipped with controller.

Description

A kind of precision inner wall of the pipe high-precision grinding apparatus

Technical field

The invention belongs to inner wall of the pipe grinding technology field, specifically a kind of accurate inner wall of the pipe high-precision polishing is set It is standby.

Background technique

Pipeline refers to be used to convey gas, liquid or with solid with what pipe, pipe connector and valve etc. were connected into The device of the fluid of grain, pipeline during processing, need to polish to the inner wall of pipeline, therefore a kind of inner wall of the pipe is needed to beat Equipment is ground, for existing pipeline when carrying out inner wall polishing, polishing fineness is poor, control bad for the weight of polishing, together When polishing polishing module inconvenience moved, it is inconvenient.

Summary of the invention

In order to make up for the deficiencies of the prior art, a kind of accurate inner wall of the pipe high-precision grinding apparatus proposed by the present invention.This Invention is mainly used for solving the problems, such as that grinding apparatus grinding accuracy is poor.

The technical solution adopted by the present invention to solve the technical problems is: a kind of accurate inner wall of the pipe of the present invention is high Precision grinding apparatus, including pedestal, rotation axis, polishing module and position adjustment block, the top of the pedestal are equipped with an extra Magnet ring and two extra magnet rings, No.1 outer magnetic ring and two extra magnet rings are located at the front end and end of pedestal, No.1 outer magnetic ring with The inside of two extra magnet rings, which is run through, rotation axis；One end of the rotation axis is through No.1 outer magnetic ring and extends to No.1 outer magnetic ring Outside, the other end of rotation axis is located at the inside of two extra magnet rings, and the bottom of two extra magnet rings is fixedly connected with link block, link block It is hinged with pedestal by hinged seat；The both ends of the rotation axis are respectively equipped with No.1 internal magnetic ring and No. two internal magnetic rings, magnetic in No.1 Ring is located at the inside of No.1 outer magnetic ring, and No.1 internal magnetic ring and No.1 outer magnetic ring are mutually exclusive, and No. two internal magnetic rings are located at two extra magnetic The inside of ring, No. two internal magnetic rings and two extra magnet rings are mutually exclusive；The rotation axis is driven by motor, and one end of motor is fixedly connected with Motor cabinet is fixedly connected with fixed plate at the top of pedestal, and fixed plate is equidistantly connect by multiple No.1 springs with motor cabinet；The pedestal Top connect firmly there are two support base, pipeline is placed on support base, and pipeline is located in No.1 outer magnetic ring and two extra magnet rings Between at position, and rotation axis runs through pipeline；The inside of the rotation axis is equipped with interior magnetic patch, and interior magnetic patch attracts each other with outer magnetic patch； The polishing module is located at the outside of rotation axis；The polishing module includes lantern ring, polishing blade, No.1 hydraulic cylinder, No. two liquid Cylinder pressure and No.1 pump, and the outside of rotation axis is connect by multiple outer magnetic patch with lantern ring, there are four the outside of lantern ring angularly connects firmly No. three connecting rods, one end of No. three connecting rods are hinged with polishing blade, and the side for blade of polishing angularly offers multiple grooves, groove It is set as the arc structure that one end to the other end of radius from sharpening sheet is sequentially reduced；One end of four groups of polishing blades is divided equally It is not hinged with the No.1 connecting rod being symmetrical set and No. two connecting rods, the outside of rotation axis is located at the centre of every two polishing blade It is fixedly connected with soft pedestal at position, the No.1 hydraulic cylinder being symmetrical set and No. two hydraulic cylinders, No.1 are fixedly connected on soft pedestal The other end of hydraulic cylinder is connected firmly with No.1 connecting rod, and the other end of No. two hydraulic cylinders is connected firmly with No. two connecting rods, three groups of No.1 hydraulic cylinders Bottom end be connected with the bottom end of No. two hydraulic cylinders, one group of No.1 hydraulic cylinder is connected to No. two hydraulic cylinders by No.1 petroleum pipeline, No.1 petroleum pipeline is equipped with No.1 pump and No.1 valve；The rotation axis is equipped with position adjustment block, and position adjustment block is used for Adjust the position of polishing blade；The outside of the pedestal is equipped with controller, and controller is for controlling motor, No.1 pump and No. two pumps Work.

When work, since No.1 outer magnetic ring and No.1 internal magnetic ring are mutually exclusive, two extra magnet rings and No. two internal magnetic rings are mutual Repel, so that rotation axis is suspended in the air, is rotatablely connected block, two extra magnet rings is driven to rotate, by pipeline from the tail end of rotation axis It injects, and covers in the outside of rotation axis, while the bottom of pipeline is rotatablely connected block and two extra magnet rings by support seat supports again Perpendicular to two extra magnet rings and pedestal, No. two internal magnetic rings are located at the inside of two extra magnet rings, so that the tail end of rotation axis is stablized It is suspended in aerial, controller control motor work, motor drive rotation axis rotation drives lantern ring to rotate, to drive polishing knife Piece rotation, polishes to the inside of pipeline, and controller controls No.1 pump work, No.1 valve is opened, by No.1 petroleum pipeline one end Hydraulic oil before the No.1 hydraulic cylinder of connection in cavity is delivered to the preceding sky of No. two hydraulic cylinders of No.1 petroleum pipeline other end connection It is intracavitary, so that No. two connecting rods connecting with No. two hydraulic cylinder one end be driven to forward extend out, and by the one end for blade of polishing to being pushed forward It is dynamic, cause the other end of polishing blade to retract backward, so that the groove contacted on polishing blade with inner wall of the pipe changes, beats simultaneously The No.1 connecting rod of the sharpening sheet other end inwardly retracts so that the preceding cavity of No.1 hydraulic cylinder is extruded, due to No.1 hydraulic cylinder with The bottom end of No. two hydraulic cylinders on adjacent one group is connected, and the preceding cavity of No.1 hydraulic cylinder is extruded, so that the two was connected Cavity is equally extruded afterwards, and then the preceding cavity of No. two hydraulic cylinders on adjacent one group is squeezed forward, to drive adjacent one The No.1 connecting rod of No. two hydraulic cylinders in group pushes forward, then one end of the polishing blade on adjacent one group is pushed forward, draws The other end for playing polishing blade retracts backward, so that the groove contacted on adjacent one group of polishing blade with inner wall of the pipe is therewith Change, so recycle, while the groove contacted on polishing blade with inner wall of the pipe on other two groups is also accordingly changed, due to The radius of groove is different, different from the point of a knife angle that polishing blade is formed, and the polishing fineness to pipeline can be changed, to realize Control to the fineness of inner wall of the pipe polishing, facilitates polishing, by the size for the oil inlet that No.1 valve is opened, to control polishing The angular dimension that blade changes, to be adjustable to desired position, when polish blade adjustment to desired position when, closing one Number valve guarantees stability when polishing so that polishing blade is fixed on the position.

The position adjustment block includes outer oil transportation chamber, No. two pumps and No. two springs, and the outside of rotation axis is equipped with outer oil transportation The internal cavity of chamber, outer oil transportation chamber is connected by oil guiding hole with the internal cavity of rotation axis；The outside of the outer oil transportation chamber is communicated with No. two petroleum pipelines, No. two petroleum pipelines are equipped with No. two pumps and No. two valves；One end of the interior magnetic patch passes through No. two springs and rotation Axis connection, No. two springs are located in the cavity of rotation axis, and controller controls No. two pump works, No. two valves are opened, by No. two oil transportations Hydraulic oil inside pipe is squeezed to the inside of outer oil transportation chamber, and is entered in the cavity of rotation axis by oil guiding hole, and hydraulic oil is to the right Magnetic patch in squeezing, so that interior magnetic patch moves right, and squeezes to the right No. two springs, since interior magnetic patch and outer magnetic patch attract each other, It drives outer magnetic patch to move right together, while lantern ring being driven to move right, and polishing blade is driven to move right, thus change pair No. two valves are closed when blade of polishing moves right to required position in the polishing position of inner wall of the pipe, so that polishing blade stability The required position that rests on polish, then controller control No. two pumps the hydraulic oil inside petroleum pipeline is sucked back, interior magnetic patch It is no longer influenced by the promotion of hydraulic oil, under the elastic reaction of No. two springs, interior magnetic patch is rebounded to the left, to drive polishing blade It is moved to the left, any adjusting of polishing blade left-right position is realized, and by the size of No. two valve oil inlets of control, to control Into or suck back the amount of hydraulic oil, so that the mobile distance of magnetic patch in controlling, the mobile distance of control polishing blade, are realized to pipe The control of road inner wall polishing position.

The inside of the polishing blade offers chip space, and each groove passes through chip-removal hole and is connected with chip space, row One end to the other end for considering the radius from sharpening sheet in hole to be worth doing is sequentially reduced；The side of the polishing blade is fixedly connected with protrusion, polishes The scrap generated in the bruting process of blade is concentrated by chip-removal hole into inside grooves and enters chip space, can not only prevent from giving up Bits are splashed to during the grinding process at the blade of polishing blade, and air exercise sharpening sheet damages, and play the work of protection polishing blade With, guarantee grinding effect, while conveniently focusing on to scrap, it is raised to polish the weld seam of pipeline, prevent weldering The case where inconvenience is polished at seam.

The inside of the chip space is connect by No. three springs with No.1 spin, and it is soft that multiple No.1s are fixedly connected in No.1 spin The other end of axis, each No.1 flexible axle extends through chip-removal hole and extends to the inside of groove, and the other end of No.1 flexible axle is solid It is associated with No. two spin, when blade rotation of polishing, No.1 spin is mobile in the inside of chip space therewith, makees in the elasticity of No. three springs Under, No.1 spin is vibrated, and No.1 flexible axle is driven to twitch, and drives No. two spin mobile in the inside of groove, to groove Internal scrap plays the role of stirring, thus groove is dredged, while No.1 flexible axle is twitched in the inside of chip-removal hole, it can It prevents scrap from resulting in blockage at chip-removal hole, guarantees that chip removal is normal.

The outer diameter of No. two springs differs in size, since the outer diameter of No. two springs differs in size, No. two springs and rotation The contact area of axis reduces, so that the frictional force of No. two springs and rotation axis reduces, facilitates the flexible of No. two springs, reduces No. two The abrasion of spring and rotation axis, while convenient for heat dissipation, play the role of protecting No. two springs and rotation axis.

The support base is set as the unclosed body structure in top, and the inside of support base is equipped with No. two flexible axles, and No. two soft Multiple balls are fixedly connected on axis, when pipeline is placed on support base, the bottom of pipeline is in contact with No. two flexible axles, due to No. two Flexible axle has certain flexibility, is suitable for the placement of different-diameter and pipeline of different shapes, while working as and being placed on pipeline When on support base, due to the setting of ball, so that the sliding friction between pipeline and support base is changed into rolling friction, reduction rubs It wipes, facilitates the placement of pipeline, and have floating when pipeline placement, cooperation grinding device is facilitated to polish.

Beneficial effects of the present invention are as follows:

1. the present invention polishes to inner wall of the pipe by setting polishing module, by adjusting polishing knife in bruting process Piece selects the groove of different radii to contact with inner wall of the pipe, and the radius of groove is different, so that polishing blade is contacted with inner wall of the pipe Point of a knife angle it is different, so that the polishing of different finenesses can be realized, polishing fineness is high, while position adjustment block pair is arranged Polishing module is adjusted, convenient to polish the inner wall of the pipe of different location, and polishing is convenient.

Detailed description of the invention

Fig. 1 is main view of the invention；

Fig. 2 is the schematic diagram of internal structure of support base of the present invention；

Fig. 3 is the structural schematic diagram of present invention polishing module；

Fig. 4 is the schematic diagram of internal structure of present invention polishing blade；

In figure: pedestal 1, fixed plate 2, motor cabinet 3, motor 4, No.1 spring 5, No.1 outer magnetic ring 6, two extra magnet rings 7, one Number 8, No. two internal magnetic rings 9 of internal magnetic ring, rotation axis 10, support base 11, pipeline 12, polishing module 13, lantern ring 131, polishing blade 132, No.1 hydraulic cylinder 133, No.1 connecting rod 134, two hydraulic cylinder 135, two connecting rod 136, No. three connecting rods 137, soft pedestals 138, groove 139, No.1 petroleum pipeline 1310, No.1 pump 1311, No.1 valve 1312, protrusion 1313, interior magnetic patch 14, outer magnetic patch 15, Position adjustment block 16, the petroleum pipeline 162, two of outer oil transportation chamber 161, two pump 163, No. two springs 165, three of valve 164, two 17, No. two spin 18 of spring, 19, No. two flexible axles 20 of No.1 spin, ball 21, chip-removal hole 22, chip space 23, No.1 flexible axle 24, Link block 25.

Specific embodiment

It is carried out using a kind of accurate inner wall of the pipe high-precision grinding apparatus of Fig. 1-Fig. 4 to an embodiment of the present invention as follows Explanation.

As shown in Figures 1 and 3, a kind of accurate inner wall of the pipe high-precision grinding apparatus of the present invention, including pedestal 1, The top of rotation axis 10, polishing module 13 and position adjustment block 16, the pedestal 1 is equipped with No.1 outer magnetic ring 6 and two extra magnetic Ring 7, No.1 outer magnetic ring 6 and two extra magnet rings 7 are located at the front end and end of pedestal 1, No.1 outer magnetic ring 6 and two extra magnet rings 7 inside, which is run through, rotation axis 10；One end of the rotation axis 10 is through No.1 outer magnetic ring 6 and extends to No.1 outer magnetic ring 6 Outside, the other end of rotation axis 10 are located at the inside of two extra magnet rings 7, and the bottom of two extra magnet rings 7 is fixedly connected with link block 25, even It is hinged by hinged seat and pedestal 1 to connect block 25；The both ends of the rotation axis 10 are respectively equipped with No.1 internal magnetic ring 8 and No. two internal magnetic rings 9, No.1 internal magnetic ring 8 is located at the inside of No.1 outer magnetic ring 6, and No.1 internal magnetic ring 8 and No.1 outer magnetic ring 6 are mutually exclusive, magnetic in No. two Ring 9 is located at the inside of two extra magnet rings 7, and No. two internal magnetic rings 9 and two extra magnet rings 7 are mutually exclusive；The rotation axis 10 is by motor 4 Driving, one end of motor 4 are fixedly connected with motor cabinet 3, and the top of pedestal 1 is fixedly connected with fixed plate 2, and fixed plate 2 equidistantly passes through multiple one Number spring 5 is connect with motor cabinet 3；The top of the pedestal 1 is connected firmly there are two support base 11, and pipeline 12 is placed in support base 11 On, pipeline 12 is located at the middle position of No.1 outer magnetic ring 6 and two extra magnet rings 7, and rotation axis 10 runs through pipeline 12；Described turn The inside of moving axis 10 is equipped with interior magnetic patch 14, and interior magnetic patch 14 attracts each other with outer magnetic patch 15；The polishing module 13 is located at rotation axis 10 outside；The polishing module 13 include lantern ring 131, polishing blade 132,133, No. two hydraulic cylinders 135 of No.1 hydraulic cylinder with The outside of No.1 pump 1311, rotation axis 10 is connect by multiple outer magnetic patch 15 with lantern ring 131, and the outside of lantern ring 131 is angularly solid For connection there are four No. three connecting rods 137, one end of No. three connecting rods 137 is hinged with polishing blade 132, the side isogonism for blade 132 of polishing Degree offers multiple grooves 139, and groove 139 is set as the circular arc that one end to the other end of radius from sharpening sheet 132 is sequentially reduced Structure；One end of four groups of polishing blades 132 is hinged with the No.1 connecting rod 134 being symmetrical set and No. two connecting rods respectively 136, the middle position that the outside of rotation axis 10 is located at every two polishing blade 132 is fixedly connected with soft pedestal 138, soft pedestal Be fixedly connected with the No.1 hydraulic cylinder 133 being symmetrical set and No. two hydraulic cylinders 135 on 138, the other end of No.1 hydraulic cylinder 133 with No.1 connecting rod 134 connects firmly, and the other end of No. two hydraulic cylinders 135 is connected firmly with No. two connecting rods 136, the bottom of three groups of No.1 hydraulic cylinders 133 End is connected with the bottom end of No. two hydraulic cylinders 135, and one group of No.1 hydraulic cylinder 133 and No. two hydraulic cylinders 135 pass through No.1 petroleum pipeline 1310 connections, No.1 petroleum pipeline 1310 are equipped with No.1 pump 1311 and No.1 valve 1312；The rotation axis 10 is equipped with position tune Module 16 is saved, position adjustment block 16 is used to adjust the position of polishing blade 132；The outside of the pedestal 1 is equipped with controller, control Device processed is used to control the work of motor 4, No.1 pump 1311 and No. two pumps 163.

When work, since No.1 outer magnetic ring 6 and No.1 internal magnetic ring 8 are mutually exclusive, two extra magnet rings 7 and No. two internal magnetic rings 9 It is mutually exclusive so that rotation axis 10 be suspended in the air, be rotatablely connected block 25, drive two extra magnet rings 7 rotation, by pipeline 12 from turn The tail end of moving axis 10 injects, and covers in the outside of rotation axis 10, while the bottom of pipeline 12 is supported by support base 11, is rotated again Link block 25 and two extra magnet rings, 7 to two extra magnet ring 7 and pedestal 1 are perpendicular, and No. two internal magnetic rings 9 are located at two extra magnet rings 7 Inside, so that the tail end stable suspersion of rotation axis 10 is in aerial, the controller control work of motor 4,10 turns of rotation axis of the drive of motor 4 It is dynamic, it drives lantern ring 131 to rotate, so that polishing blade 132 be driven to rotate, polishes the inside of pipeline 12, controller control 1311 work of No.1 pump, opens No.1 valve 1312, will be in cavity before the No.1 hydraulic cylinder 133 of 1310 one end of No.1 petroleum pipeline connection Hydraulic oil No. two hydraulic cylinders 135 being delivered to the connection of 1310 other end of No.1 petroleum pipeline preceding cavity in, to drive with two No. two connecting rods 136 of number 135 one end of hydraulic cylinder connection forward extend out, and the one end for blade 132 of polishing is pushed forward, cause to beat The other end of sharpening sheet 132 retracts backward, so that the groove 139 contacted on polishing blade 132 with 12 inner wall of pipeline changes, simultaneously The No.1 connecting rod 134 of polishing 132 other end of blade inwardly retracts, so that the preceding cavity of No.1 hydraulic cylinder 133 is extruded, due to one Number hydraulic cylinder 133 is connected with the bottom end of No. two hydraulic cylinders 135 on adjacent one group, and the preceding cavity of No.1 hydraulic cylinder 133 is squeezed Pressure so that the rear cavity that the two is connected equally is extruded, then the preceding cavity of No. two hydraulic cylinders 135 on adjacent one group by Preceding extruding, to drive the No.1 connecting rod 134 of No. two hydraulic cylinders 135 on adjacent one group to push forward, then will be on adjacent one group One end of polishing blade 132 push forward, the other end for the blade 132 that causes to polish retracts backward, so that adjacent one group The groove 139 contacted on polishing blade 132 with 12 inner wall of pipeline changes correspondingly, and so recycles, while to beat on other two groups The groove 139 contacted on sharpening sheet 132 with 12 inner wall of pipeline is also corresponding to be changed, since the radius of groove 139 is different, with polishing knife The point of a knife angle that piece 132 is formed is different, and the polishing fineness to pipeline 12 can be changed, thus what realization polished to 12 inner wall of pipeline The control of fineness facilitates polishing, by the size for the oil inlet that No.1 valve 1312 is opened, changes to control polishing blade 132 Angular dimension when blade 132 of polishing is adjusted to desired position, close No.1 valve to be adjustable to desired position 1312, so that polishing blade 132 is fixed on the position, guarantee stability when polishing.

As shown in Figure 1, the position adjustment block 16 includes outer oil transportation chamber 161, two pumps 163 and No. two springs 165, turn The outside of moving axis 10 is equipped with outer oil transportation chamber 161, and the internal cavity of outer oil transportation chamber 161 passes through the internal cavity phase of oil guiding hole and rotation axis 10 Connection；The outside of the outer oil transportation chamber 161 is communicated with No. two petroleum pipelines 162, No. two petroleum pipelines 162 be equipped with No. two pumps 163 with No. two valves 164；One end of the interior magnetic patch 14 is connect by No. two springs 165 with rotation axis 10, and No. two springs 165 are located at rotation In the cavity of axis 10, controller controls 163 work of No. two pumps, opens No. two valves 164, will be hydraulic inside No. two petroleum pipelines 162 Oil is squeezed to the inside of outer oil transportation chamber 161, and is entered by oil guiding hole in the cavity of rotation axis 10, and hydraulic oil squeezes to the right interior magnetic Block 14, so that interior magnetic patch 14 moves right, and squeezes to the right No. two springs 165, since interior magnetic patch 14 and outer magnetic patch 15 are mutually inhaled Draw, drive outer magnetic patch 15 to move right together, while lantern ring 131 being driven to move right, and polishing blade 132 is driven to move right It is dynamic, to change the polishing position to 12 inner wall of pipeline, when blade 132 of polishing moves right to required position, close No. two Valve 164, so that the stable required position that rests on of blade 132 of polishing is polished, then No. two pumps 163 of controller control will be defeated Hydraulic oil inside oil pipe sucks back, and interior magnetic patch 14 is no longer influenced by the promotion of hydraulic oil, under the elastic reaction of No. two springs 165, Interior magnetic patch 14 is rebounded to the left, so that polishing blade 132 be driven to be moved to the left, realizes any of polishing 132 left-right position of blade It adjusts, and by the size of No. two 164 oil inlets of valve of control, to control the amount for entering or sucking back hydraulic oil, thus in control The mobile distance of magnetic patch 14, the mobile distance of control polishing blade 132, realizes the control to 12 inner wall of pipeline polishing position.

As shown in figure 4, the inside of the polishing blade 132 offers chip space 23, each groove 139 passes through chip-removal hole 22 are connected with chip space 23, and one end to the other end of the radius of chip-removal hole 22 from sharpening sheet 132 is sequentially reduced；The polishing The side of blade 132 is fixedly connected with protrusion 1313, the scrap generated in the bruting process for blade 132 of polishing, into groove 139 Portion is concentrated by chip-removal hole 22 and enters chip space 23, can not only prevent scrap from splashing to polishing blade 132 during the grinding process At blade, air exercise sharpening sheet 132 is damaged, and is played the role of protection polishing blade 132, is guaranteed grinding effect, while conveniently Scrap is focused on, protrusion 1313 can polish to the weld seam of pipeline 12, prevent the case where commissure inconvenience is polished.

As shown in figure 4, the inside of the chip space 23 is connect by No. three springs 17 with No.1 spin 19, No.1 spin 19 On be fixedly connected with multiple No.1 flexible axles 24, the other end of each No.1 flexible axle 24 extends through chip-removal hole 22 and extends to groove 139 inside, the other end of No.1 flexible axle 24 are fixedly connected with No. two spin 18, and when polishing blade 132 rotates, No.1 spin 19 is therewith Mobile in the inside of chip space 23, under the elastic reaction of No. three springs 17, No.1 spin 19 is vibrated, and drives No.1 flexible axle 24 twitch, and drive No. two spin 18 mobile in the inside of groove 139, play the role of stirring to the scrap inside groove 139, To dredge to groove 139, while No.1 flexible axle 24 is twitched in the inside of chip-removal hole 22, and scrap can be prevented in chip-removal hole 22 Place results in blockage, and guarantees that chip removal is normal.

As shown in Figure 1, the outer diameter of No. two springs 165 differs in size, due to No. two springs 165 outer diameter size not Deng, the contact area of No. two springs 165 and rotation axis 10 reduces, so that the frictional force of No. two springs 165 and rotation axis 10 reduces, Facilitate the flexible of No. two springs 165, reduce the abrasion of No. two springs 165 and rotation axis 10, while convenient for heat dissipation, playing protection two The effect of number spring 165 and rotation axis 10.

As shown in Fig. 2, the support base 11 is set as the unclosed body structure in top, and the inside of support base 11 is equipped with two Number flexible axle 20 is fixedly connected with multiple balls 21 on No. two flexible axles 20, when pipeline 12 is placed on support base 11, the bottom of pipeline 12 It is in contact with No. two flexible axles 20, since No. two flexible axles 20 have certain flexibility, is suitable for different-diameter and of different shapes The placement of pipeline 12, while when pipeline 12 to be placed on support base 11, due to the setting of ball 21, so that pipeline 12 and branch Sliding friction between support seat 11 is changed into rolling friction, reduces friction, facilitates the placement of pipeline 12, and when the placement of pipeline 12 There is floating, cooperation grinding device is facilitated to polish.

Specific workflow is as follows:

The above description is only an embodiment of the present invention, is not intended to limit the scope of the invention, all to utilize this hair Equivalent structure or equivalent flow shift made by bright specification and accompanying drawing content is applied directly or indirectly in other relevant skills Art field similarly includes in scope of patent protection of the invention.

Claims

1. a kind of precision inner wall of the pipe high-precision grinding apparatus, it is characterised in that: including pedestal (1), rotation axis (10), polishing mould Block (13) and position adjustment block (16), the top of the pedestal (1) are equipped with No.1 outer magnetic ring (6) and two extra magnet rings (7), and one Extra magnet ring (6) and two extra magnet rings (7) are located at the front end and end of pedestal (1), No.1 outer magnetic ring (6) and two extra magnetic The inside of ring (7), which is run through, rotation axis (10)；One end of the rotation axis (10) is through No.1 outer magnetic ring (6) and extends to No.1 The outside of outer magnetic ring (6), the other end of rotation axis (10) are located at the inside of two extra magnet rings (7), the bottom of two extra magnet rings (7) It is fixedly connected with link block (25), link block (25) is hinged by hinged seat and pedestal (1)；The both ends of the rotation axis (10) are set respectively There are No.1 internal magnetic ring (8) and No. two internal magnetic rings (9), No.1 internal magnetic ring (8) is located at the inside of No.1 outer magnetic ring (6), magnetic in No.1 Ring (8) and No.1 outer magnetic ring (6) are mutually exclusive, and No. two internal magnetic rings (9) are located at the inside of two extra magnet rings (7), No. two internal magnetic rings (9) mutually exclusive with two extra magnet rings (7)；The rotation axis (10) is driven by motor (4), and one end of motor (4) is fixedly connected with electricity Base (3) is fixedly connected with fixed plate (2) at the top of pedestal (1), and fixed plate (2) equidistantly passes through multiple No.1 springs (5) and motor cabinet (3) it connects；It is connected firmly at the top of the pedestal (1) there are two support base (11), pipeline (12) is placed on support base (11), pipeline (12) it is located at the middle position of No.1 outer magnetic ring (6) and two extra magnet rings (7), and rotation axis (10) runs through pipeline (12)；Institute The inside for stating rotation axis (10) is equipped with interior magnetic patch (14), and interior magnetic patch (14) attracts each other with outer magnetic patch (15)；The polishing module (13) it is located at the outside of rotation axis (10)；The polishing module (13) includes that lantern ring (131), polishing blade (132), No.1 are hydraulic The outside of cylinder (133), No. two hydraulic cylinders (135) and No.1 pump (1311), rotation axis (10) passes through multiple outer magnetic patch (15) and set Ring (131) connection, the outside of lantern ring (131) are angularly connected firmly there are four No. three connecting rods (137), one end of No. three connecting rods (137) It is hinged with polishing blade (132), the side of polishing blade (132) angularly offers multiple grooves (139), and groove (139) is set The arc structure being sequentially reduced for one end to the other end of radius from sharpening sheet (132)；Four groups of polishing blades (132) One end is hinged with the No.1 connecting rod (134) being symmetrical set and No. two connecting rods (136), the outer position of rotation axis (10) respectively It is fixedly connected with soft pedestal (138) in the middle position of every two polishing blade (132), left and right is fixedly connected on soft pedestal (138) Symmetrically arranged No.1 hydraulic cylinder (133) and No. two hydraulic cylinders (135), the other end and No.1 connecting rod of No.1 hydraulic cylinder (133) (134) it connects firmly, the other end of No. two hydraulic cylinders (135) is connected firmly with No. two connecting rods (136), the bottom of three groups of No.1 hydraulic cylinders (133) End is connected with the bottom end of No. two hydraulic cylinders (135), and one group of No.1 hydraulic cylinder (133) and No. two hydraulic cylinders (135) pass through No.1 Petroleum pipeline (1310) connection, No.1 petroleum pipeline (1310) are equipped with No.1 pump (1311) and No.1 valve (1312)；The rotation axis (10) position adjustment block (16) are equipped with, position adjustment block (16) is used to adjust the position of polishing blade (132)；The bottom The outside of seat (1) is equipped with controller, and controller is used to control the work of motor (4), No.1 pump (1311) and No. two pumps (163).

2. a kind of accurate inner wall of the pipe high-precision grinding apparatus according to claim 1, it is characterised in that: the position tune Section module (16) includes outer oil transportation chamber (161), No. two pumps (163) and No. two springs (165), and the outside of rotation axis (10) is equipped with outer The internal cavity of oil transportation chamber (161), outer oil transportation chamber (161) is connected by oil guiding hole with the internal cavity of rotation axis (10)；It is described outer The outside of oil transportation chamber (161) is communicated with No. two petroleum pipelines (162), and No. two petroleum pipelines (162) are equipped with No. two pumps (163) and No. two Valve (164)；One end of the interior magnetic patch (14) is connect by No. two springs (165) with rotation axis (10), No. two spring (165) positions In in the cavity of rotation axis (10).

3. a kind of accurate inner wall of the pipe high-precision grinding apparatus according to claim 1, it is characterised in that: the polishing knife The inside of piece (132) offers chip space (23), and each groove (139) is connected by chip-removal hole (22) with chip space (23) Logical, one end to the other end of the radius of chip-removal hole (22) from sharpening sheet (132) is sequentially reduced；Polishing blade (132) Side is fixedly connected with raised (1313).

4. a kind of accurate inner wall of the pipe high-precision grinding apparatus according to claim 3, it is characterised in that: the chip space (23) inside is connect by No. three springs (17) with No.1 spin (19), and multiple No.1 flexible axles are fixedly connected in No.1 spin (19) (24), the other end of each No.1 flexible axle (24) extends through chip-removal hole (22) and extends to the inside of groove (139), No.1 The other end of flexible axle (24) is fixedly connected with No. two spin (18).

5. a kind of accurate inner wall of the pipe high-precision grinding apparatus according to claim 2, it is characterised in that: No. two bullets The outer diameter of spring (165) differs in size.

6. a kind of accurate inner wall of the pipe high-precision grinding apparatus according to claim 1, it is characterised in that: the support base (11) it is set as the unclosed body structure in top, and the inside of support base (11) is equipped with No. two flexible axles (20), No. two flexible axles (20) On be fixedly connected with multiple balls (21).