CN111730428A

CN111730428A - Pipe fitting self-adaptation inner wall polishing device based on machining

Info

Publication number: CN111730428A
Application number: CN202010654455.0A
Authority: CN
Inventors: 王秀美
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-07-09
Filing date: 2020-07-09
Publication date: 2020-10-02

Abstract

The invention discloses a pipe fitting self-adaptive inner wall polishing device based on machining, relates to the technical field of machining, and solves the problems that the existing polishing device is limited in machining length, a machining part is fixed, and the function of lengthening the working length according to the use requirement is not achieved. A self-adaptive inner wall polishing device for a pipe fitting based on machining comprises a base; the fixed slide that is provided with in the middle of the front side top of base, and the both sides integral type of slide is provided with four groups of draw runners, the draw runner all slides outward and is provided with the locking frame, the draw runner avris is all fixed to be provided with simultaneously and keeps off the frame, through being provided with the polishing hollow shaft, can go deep into the inside of pipe fitting and polish to the pipe fitting inner wall, the rear end of polishing the hollow shaft is provided with supplementary hollow shaft, can assist the equilibrium that promotes polishing device, and the rear side of supplementary hollow shaft is provided with the connection hollow shaft, it can increase length through the concatenation to connect the hollow shaft, the degree of depth of polishing that can increase polishing device through the.

Description

Pipe fitting self-adaptation inner wall polishing device based on machining

Technical Field

The invention relates to the technical field of machining, in particular to a pipe fitting self-adaptive inner wall polishing device based on machining.

Background

A pipeline is a device for transporting a gas, liquid or fluid with solid particles, connected by pipes, pipe couplings, valves, etc. Generally, a fluid is pressurized by a blower, a compressor, a pump, a boiler, etc., and then flows from a high pressure portion to a low pressure portion of a pipe, or is transported by the pressure or gravity of the fluid itself. The pipeline has wide application range, and is mainly used for water supply, water drainage, heat supply, gas supply, long-distance petroleum and natural gas transmission, agricultural irrigation, hydraulic engineering and various industrial devices; the inner wall of the pipe is typically ground with a tool.

Through retrieval, for example, patent with patent number CN110355628A discloses a pipeline inner wall grinding device, which comprises a base and a frame, wherein the frame is mounted on the base, a grinding cylinder is rotatably mounted on the frame, the grinding cylinder is driven by a driving mechanism to rotate, two lantern rings are sleeved on the grinding cylinder in a matching manner, a plurality of second telescopic cylinders are circumferentially distributed and mounted at the outer sides of the two lantern rings, a grinding plate is mounted at the outer end of each second telescopic cylinder, a movable plate extending into a cavity is fixedly mounted at the inner sides of the two lantern rings, an elastic part is connected between the two movable plates, a steel wire rope is fixed on the movable plate at the right side, and the steel wire rope is connected and fixed with the movable plate at the left side after bypassing a; the left side of the grinding cylinder is fixedly provided with a first telescopic cylinder, and the end part of a piston rod of the first telescopic cylinder is connected with a movable plate on the left side through a rotating body. The grinding device is novel in structure and reasonable in design, can be used for quickly and dynamically grinding the inner wall of the pipeline, and is beneficial to popularization.

For another example, patent No. CN107081644B discloses a pipe fitting inner wall grinding device, which comprises a base, a first push rod motor is installed to base top one side, installs first slider on the output shaft of first push rod motor, and first spout has been seted up on the base top, and first slider slidable mounting is in first spout, and outside first slider extended to first spout, first slider was located the outer for the one end screw fixation of first spout has first servo motor, installs the carousel on first servo motor's the output shaft, the carousel was kept away from the one end of first servo motor output shaft and has been seted up the second spout. The double-grinding-head pipe fitting polishing device has the advantages that the inner wall of the pipe fitting is polished by the double cylindrical grinding heads, the polishing efficiency is greatly improved, the grinding heads can be controlled to polish more accurately by adjusting the positions of the polishing motors on the discs, the polishing precision is higher, and meanwhile, the clamping blocks are adjustable, so that the double-grinding-head pipe fitting polishing device is suitable for pipe fittings with various diameters.

However, the currently used polishing device has limited processing length, fixed processing components and no function of lengthening the working length according to the use requirement, and meanwhile, the polishing device does not have a cleaning structure and cannot perform blowing cleaning on the inner wall of the pipeline before polishing the inner wall of the pipeline, so that the prior requirement is not met, and the pipe fitting self-adaptive inner wall polishing device based on machining is provided.

Disclosure of Invention

Problem (A)

The invention aims to provide a pipe fitting self-adaptive inner wall polishing device based on machining, which aims to solve the problems that the currently used polishing device in the background technology has limited processing length, fixed processing parts and no function of lengthening the working length according to the use requirement, and meanwhile, the polishing device does not have a cleaning structure and cannot perform blowing cleaning on the inner wall of a pipeline before the inner wall of the pipeline is polished.

(II) technical scheme

In order to achieve the purpose, the invention provides the following technical scheme: a self-adaptive inner wall polishing device for a pipe fitting based on machining comprises a base; the base also comprises a sliding seat, a blocking frame, a sliding connecting frame, a screw rod and an assembling rod; a sliding seat is fixedly arranged in the middle of the top of the front side of the base, four groups of sliding strips are integrally arranged on two sides of the sliding seat, locking frames are arranged outside the sliding strips in a sliding mode, and meanwhile blocking frames are fixedly arranged on the sides of the sliding strips; the middle of the top of the sliding seat is provided with a sliding connecting frame in a sliding way through a guide rail, and both sides of the sliding connecting frame are rotatably connected with the inner sides of the four groups of locking frames through connecting rod pieces arranged in a hinged way; the front side of the sliding seat extends upwards and is rotatably provided with a screw rod through a bearing, and the screw rod is in threaded connection with the middle of the front end of the sliding connection frame; an assembly rod is rotatably arranged on one side of the front end of the sliding seat through a shaft bracket structure, a bevel gear is arranged between the assembly rod and the screw rod for transmission connection, and a hand wheel is integrally arranged at the outer end of the assembly rod; the top of the rear side of the base is provided with a transmission seat in a sliding manner through a guide rail, the top of the transmission seat is of an empty bin structure, and the inner side of the top of the transmission seat is provided with a transmission shaft in a rotating manner through two groups of bearings; an iron cylinder is fixedly arranged in the middle of the front side of the transmission seat; two groups of air boxes are fixedly arranged at two ends of the transmission seat; and the middle top of the base is provided with an auxiliary sliding frame in a sliding manner through a guide rail.

Preferably, the locking frame further comprises a pipeline clamping strip; pipeline clamping strips are welded on the inner sides of the tops of the two groups on the same side of the locking frame; the pipeline clamping strips are of corner structures, the center positions of the corners are horizontal, and the center positions of the corners and the circle center of the transmission shaft are located at the same horizontal height.

Preferably, the transmission shaft further comprises an air inlet hole and a transmission gear; the middle of the transmission shaft penetrates through the front end and is provided with a circular groove, and the rear end of the outer side of the transmission shaft penetrates through the circular groove and is provided with an air inlet; a transmission shaft is fixedly arranged at the outer end of the front side of the transmission shaft; a motor is fixedly arranged at the top of the rear side of the transmission seat, and a coupler is arranged at the rear end of a rotating shaft of the motor and the rear end of the transmission shaft for transmission connection; a connecting pipe shaft is fixedly arranged at the front end of the transmission shaft; the front end of the connecting pipe shaft is fixedly provided with an auxiliary pipe shaft; and the front end of the auxiliary pipe shaft is fixedly provided with a polishing pipe shaft through flange connection.

Preferably, the air box further comprises a driven gear, a connecting plate, a piston plate and a strip-shaped frame; the top end of the front side of the air box is rotatably provided with a driven gear through a rotating shaft, and the inner sides of the driven gears are all meshed with the transmission gear; piston rods are arranged in the middle of the bottom of the air box in a sliding mode, connecting plates are fixedly arranged at the bottoms of the piston rods, and piston plates are fixedly arranged at the tops of the piston rods; the front sides of the driven gears are eccentrically provided with shaft rod structures, and the shaft rod structures of the two groups of driven gears are staggered in position; the front side top of connecting plate all is provided with the bar frame through the connecting rod is fixed, and the bar frame all with driven gear's axostylus axostyle structure sliding connection.

Preferably, the connecting pipe shaft further comprises a shaft groove; six groups of shaft grooves are formed in the outer end of the front side of the connecting tubular shaft, and through holes are formed in the front ends of the shaft grooves; the middle of the front end of the connecting pipe shaft is of a conical protruding structure; the middle of the rear end of the connecting pipe shaft is of a conical sunken structure, and six groups of screw holes are formed in the rear side edge of the connecting pipe shaft; the connecting pipe shafts can penetrate through the shaft grooves through the hexagon socket head cap screws and are inserted into the rear end screw holes of the other group of connecting pipe shafts and are fixedly connected by the connecting device; the front end of the connecting pipe shaft is consistent with the front end structure of the transmission shaft; the rear end of the connecting pipe shaft is consistent with the rear end structure of the auxiliary pipe shaft; the connecting device also comprises a hexagonal block; the main body of the connecting device is of a handle structure, one side of the bottom of the connecting device is integrally provided with an inserting plate structure, and the inserting plate structure can be inserted and matched in the shaft groove; a hexagonal block is rotationally arranged on the outer side of the plug board structure of the connecting device through a rotating shaft; a rotating shaft is rotatably arranged in the middle of the connecting device, and a handle is fixedly arranged at the top of the rotating shaft; the bottom of the middle rotating shaft of the connecting device is provided with a bevel gear which is in transmission connection with the inner end of the hexagonal block rotating shaft.

Preferably, the auxiliary pipe shaft further comprises a rotating frame, an auxiliary connecting rod, a spring telescopic rod and an auxiliary pulley; the outer sides of the second group of rotating frames and the fourth group of rotating frames are respectively rotatably provided with six groups of spring telescopic rods through hinge connection, and the outer ends of the auxiliary connecting rods and the spring telescopic rods are respectively rotatably connected through a rotating shaft; and auxiliary pulleys are rotationally arranged on the outer sides of the joints of the auxiliary connecting rods and the spring telescopic rods.

Preferably, the polishing tubular shaft further comprises a shoulder, a support connecting rod, a grinding stone groove, a grinding stone chute, a grinding stone, an adjusting bolt and a sliding shaft frame ring; a shoulder is integrally arranged outside the rear side of the polishing tubular shaft; three groups of supporting connecting rods are rotatably arranged on the outer side of the front end of the polishing tubular shaft through a hinge connection, and the other ends of the supporting connecting rods are rotatably provided with a grinding stone groove through the hinge connection; the middle of the outer side of each grindstone groove is provided with a grindstone chute in a sliding manner, and the outer side of each grindstone chute is provided with a grindstone in a sliding manner; two ends of the inner side of the grinding stone chute penetrate through the grinding stone chute and are provided with return rods, and springs are sleeved outside the return rods; the middle of the inner side of the grindstone groove is fixedly provided with an adjusting bolt through threaded connection; the rear side of the grindstone groove is rotatably provided with a sliding shaft bracket ring through a hinge connection; the shoulder front side is provided with a T-shaped sliding pipe in a sliding manner, the outer end of the front side of the T-shaped sliding pipe is fixedly provided with an adjusting sleeve through threaded connection, and a spring is sleeved between the adjusting sleeve and the sliding shaft frame ring; the middle of the front end of the polishing tubular shaft is rotatably provided with an exhaust wheel through a bearing, the main body of the exhaust wheel is of a conical trapezoid structure, and six groups of exhaust outlets are obliquely formed in the outer side of the exhaust wheel.

Preferably, the auxiliary sliding frame further comprises a magnetic block and a magnetic sheet; the rear ends of two sides of the auxiliary sliding frame are fixedly provided with magnetic blocks; two groups of iron blocks are fixedly arranged on two sides of the top of the base, and the magnetic blocks can be attached to the front sides of the iron blocks and are magnetically fixed; the middle of the rear side of the auxiliary sliding frame is embedded with a magnetic sheet, and the magnetic sheet can be attached to the iron cylinder and is fixed in magnetic mode.

(III) advantageous effects

The invention provides a self-adaptive inner wall polishing device for a pipe fitting based on machining, which is characterized in that a polishing tubular shaft is arranged, so that the inner wall of the pipe fitting can be polished deeply into the pipe fitting, an auxiliary tubular shaft is arranged at the rear end of the polishing tubular shaft, so that the balance of the polishing device can be improved in an auxiliary mode, a connecting tubular shaft is arranged on the rear side of the auxiliary tubular shaft, the connecting tubular shaft can be spliced to increase the length, the polishing depth of the polishing device can be increased in a splicing mode, and convenience is brought to the polishing device.

Secondly, supplementary balladeur train's setting can be for connecting the tubular shaft and providing the function of auxiliary stay, when connecting the tubular shaft overlength, can assist through supplementary balladeur train's top pulley to lift connecting the tubular shaft, produces the consequence that lever principle leads to the bending when avoiding connecting the tubular shaft and bearing and polish the tubular shaft, supplementary balladeur train can follow the removal cooperation of transmission seat and move simultaneously, has self-adaptation's function, can fix in different positions through magnetic path and magnetic sheet.

Moreover, the setting of gas tank provides the pressure boost function for polishing the device, and the piston in the gas tank can follow the transmission of transmission shaft and last reciprocating motion, produces atmospheric pressure and passes the transmission shaft, connects hollow shaft, supplementary hollow shaft and polish the hollow shaft and discharge from the exhaust wheel, through the slope structure reverse rotation of air exit, continuously blows in the pipeline and cleans the inner wall of pipeline in advance, and the impurity in the pipeline is too much when avoiding polishing influences the effect of polishing.

Drawings

FIG. 1 is a schematic perspective view of an embodiment of the present invention;

FIG. 2 is a schematic axial side view of an embodiment of the present invention;

FIG. 3 is a schematic perspective view of a transmission shaft according to an embodiment of the present invention;

FIG. 4 is a schematic perspective view of an air box according to an embodiment of the present invention;

FIG. 5 is a schematic perspective view of a connecting pipe shaft according to an embodiment of the present invention;

FIG. 6 is a schematic perspective view of an auxiliary tube shaft according to an embodiment of the present invention;

FIG. 7 is a schematic perspective view of a polished pipe shaft according to an embodiment of the present invention;

FIG. 8 is an enlarged partial structural view of part A in the embodiment of the present invention;

FIG. 9 is an enlarged partial structural view of a portion B in the embodiment of the present invention;

in fig. 1 to 9, the correspondence between the part names or lines and the reference numbers is:

1. a base; 101. a slide base; 102. a blocking frame; 103. a sliding connection frame; 104. a screw; 105. assembling a rod; 2. a locking frame; 201. pipe clamping strips; 3. a transmission seat; 301. an iron cylinder; 4. a drive shaft; 401. an air inlet; 402. a transmission gear; 5. a motor; 6. a gas tank; 601. a driven gear; 602. a connecting plate; 603. a piston plate; 604. a bar frame; 7. connecting a tubular shaft; 701. a shaft groove; 8. an auxiliary pipe shaft; 801. rotating the frame; 802. an auxiliary link; 803. a spring telescopic rod; 804. an auxiliary pulley; 9. a connecting device; 901. a hexagonal block; 10. polishing the tubular shaft; 1001. a shoulder; 1002. a support link; 1003. grinding a stone groove; 1004. a grindstone chute; 1005. grinding stone; 1006. adjusting the bolt; 1007. a sliding pedestal ring; 11. a T-shaped slide pipe; 12. an adjusting sleeve; 13. a wind discharging wheel; 1301. an air outlet; 14. an iron block; 15. an auxiliary carriage; 1501. a magnetic block; 1502. a magnetic sheet.

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 9, an embodiment of the present invention includes: a self-adaptive inner wall polishing device for a pipe fitting based on machining comprises a base 1; the base 1 further comprises a sliding seat 101, a blocking frame 102, a sliding connecting frame 103, a screw 104 and an assembling rod 105; a sliding seat 101 is fixedly arranged in the middle of the top of the front side of the base 1, four groups of sliding strips are integrally arranged on two sides of the sliding seat 101, a locking frame 2 is arranged outside each sliding strip in a sliding mode, and meanwhile a blocking frame 102 is fixedly arranged on the side of each sliding strip; wherein, the locking frame 2 also comprises a pipeline clamping strip 201; the inner sides of the tops of the two groups on the same side of the locking frame 2 are welded with pipeline clamping strips 201; the pipeline clamping strips 201 are all of corner structures, the center positions of the corners are horizontal, and the centers of the corners and the circle center of the transmission shaft 4 are located at the same horizontal height; the middle of the top of the sliding seat 101 is provided with a sliding connecting frame 103 in a sliding way through a guide rail, and both sides of the sliding connecting frame 103 are rotatably connected with the inner sides of the four groups of locking frames 2 through connecting rod pieces arranged in a hinged way; the front side of the sliding seat 101 extends upwards and is rotatably provided with a screw 104 through a bearing, and the screw 104 is in threaded connection with the middle of the front end of the sliding connection frame 103; an assembly rod 105 is rotatably arranged on one side of the front end of the sliding seat 101 through a shaft bracket structure, a bevel gear is arranged between the assembly rod 105 and the screw 104 for transmission connection, and a hand wheel is integrally arranged at the outer end of the assembly rod 105; the top of the rear side of the base 1 is provided with a transmission seat 3 in a sliding manner through a guide rail, the top of the transmission seat 3 is of an empty bin structure, and the inner side of the top of the transmission seat 3 is provided with a transmission shaft 4 in a rotating manner through two groups of bearings; wherein, the transmission shaft 4 also comprises an air inlet 401 and a transmission gear 402; the middle of the transmission shaft 4 penetrates through the front end and is provided with a circular groove, and the rear end of the outer side of the transmission shaft 4 penetrates through the circular groove and is provided with an air inlet 401; the outer end of the front side of the transmission shaft 4 is fixedly provided with the transmission shaft 4; a motor 5 is fixedly arranged at the top of the rear side of the transmission seat 3, and a shaft coupling is arranged at the rear end of a rotating shaft of the motor 5 and the rear end of the transmission shaft 4 for transmission connection; the front end of the transmission shaft 4 is fixedly provided with a connecting pipe shaft 7; wherein, the connecting pipe shaft 7 also comprises a shaft groove 701; six groups of shaft grooves 701 are formed in the outer end of the front side of the connecting tubular shaft 7, and through holes are formed in the front ends of the shaft grooves 701; the middle of the front end of the connecting pipe shaft 7 is of a conical protruding structure; the middle of the rear end of the connecting tubular shaft 7 is of a conical concave structure, and six groups of screw holes are formed in the rear side edge of the connecting tubular shaft 7; the connecting pipe shaft 7 can pass through the shaft slot 701 through an inner hexagon bolt and be inserted into the rear end screw hole of the other group of connecting pipe shafts 7 and is fixedly connected by the connecting device 9; the front end of the connecting pipe shaft 7 is consistent with the front end structure of the transmission shaft 4; the rear end of the connecting pipe shaft 7 is consistent with the rear end structure of the auxiliary pipe shaft 8; the connecting device 9 further comprises a hexagonal block 901; the main body of the connecting device 9 is of a handle structure, one side of the bottom of the connecting device 9 is integrally provided with an inserting plate structure, and the inserting plate structure can be inserted and matched in the shaft groove 701; a hexagonal block 901 is rotationally arranged outside the plug board structure of the connecting device 9 through a rotating shaft; a rotating shaft is rotatably arranged in the middle of the connecting device 9, and a handle is fixedly arranged at the top of the rotating shaft; the bottom of the middle rotating shaft of the connecting device 9 is provided with a bevel gear which is in transmission connection with the inner end of the rotating shaft of the hexagonal block 901; the front end of the connecting pipe shaft 7 is fixedly provided with an auxiliary pipe shaft 8; wherein, the auxiliary pipe shaft 8 further comprises a rotating frame 801, an auxiliary connecting rod 802, a spring telescopic rod 803 and an auxiliary pulley 804; four groups of rotating frames 801 are rotatably arranged on the auxiliary pipe shaft 8 through bearings, six groups of auxiliary connecting rods 802 are rotatably arranged on the outer sides of the first group of rotating frames 801 and the outer sides of the third group of rotating frames 801 through hinges, six groups of spring telescopic rods 803 are rotatably arranged on the outer sides of the second group of rotating frames 801 and the outer ends of the auxiliary connecting rods 802 and the spring telescopic rods 803 through hinges; the outer sides of the joints of the auxiliary connecting rods 802 and the spring telescopic rods 803 are respectively rotatably provided with an auxiliary pulley 804; the front end of the auxiliary tubular shaft 8 is fixedly provided with a polishing tubular shaft 10 through flange connection; an iron cylinder 301 is fixedly arranged in the middle of the front side of the transmission seat 3; two groups of air boxes 6 are fixedly arranged at two ends of the transmission seat 3; wherein, the air box 6 also comprises a driven gear 601, a connecting plate 602, a piston plate 603 and a strip-shaped frame 604; the top end of the front side of the air box 6 is rotatably provided with a driven gear 601 through a rotating shaft, and the inner sides of the driven gears 601 are all meshed with the transmission gear 402; piston rods are arranged in the middle of the bottom of the air box 6 in a sliding mode, connecting plates 602 are fixedly arranged at the bottoms of the piston rods, and piston plates 603 are fixedly arranged at the tops of the piston rods; the front sides of the driven gears 601 are eccentrically provided with shaft rod structures, and the shaft rod structures of the two groups of driven gears 601 are staggered in position; the top of the front side of the connecting plate 602 is fixedly provided with a bar-shaped frame 604 through a connecting rod, and the bar-shaped frames 604 are in sliding connection with the shaft rod structure of the driven gear 601; the two sides of the top of the air box 6 are both connected with one-way valves, the one-way valve on the outer side of the air box 6 can intake air inwards, and the one-way valve on the inner side of the air box 6 can exhaust air into the transmission seat 3; the middle top of the base 1 is slidably provided with an auxiliary carriage 15 through a guide rail.

Wherein, the polished pipe shaft 10 further comprises a shoulder 1001, a support connecting rod 1002, a grindstone groove 1003, a grindstone chute 1004, a grindstone 1005, an adjusting bolt 1006 and a sliding shaft bracket ring 1007; a shoulder 1001 is integrally arranged outside the rear side of the polishing tubular shaft 10; three groups of support connecting rods 1002 are rotatably arranged on the outer side of the front end of the polishing tubular shaft 10 through a hinge connection, and the other ends of the support connecting rods 1002 are rotatably provided with a grinding stone groove 1003 through a hinge connection; a grinding stone chute 1004 is arranged in the middle of the outer side of the grinding stone groove 1003 in a sliding mode, and grinding stones 1005 are arranged on the outer side of the grinding stone chute 1004 in a sliding mode; two ends of the inner side of the grindstone chute 1004 are provided with a reset rod through the grindstone chute 1003, and springs are sleeved outside the reset rods; the middle of the inner side of the grindstone groove 1003 is fixedly provided with an adjusting bolt 1006 through threaded connection; a sliding shaft bracket ring 1007 is rotatably arranged at the rear side of the grindstone groove 1003 through a hinge connection; a T-shaped sliding pipe 11 is slidably arranged on the front side of the shoulder 1001, an adjusting sleeve 12 is fixedly arranged at the outer end of the front side of the T-shaped sliding pipe 11 through threaded connection, and a spring is sleeved between the adjusting sleeve 12 and the sliding shaft frame ring 1007; the middle of the front end of the polishing tubular shaft 10 is rotatably provided with a wind exhaust wheel 13 through a bearing, the main body of the wind exhaust wheel 13 is of a conical trapezoid structure, and six groups of air outlets 1301 are obliquely arranged on the outer side of the wind exhaust wheel 13.

The auxiliary sliding frame 15 further comprises a magnetic block 1501 and a magnetic sheet 1502; the rear ends of two sides of the auxiliary sliding frame 15 are respectively fixedly provided with a magnetic block 1501; two groups of iron blocks 14 are fixedly arranged on two sides of the top of the base 1, and the magnetic blocks 1501 can be attached to the front sides of the iron blocks 14 and are magnetically fixed; a magnetic sheet 1502 is embedded in the middle of the rear side of the auxiliary sliding frame 15, and the magnetic sheet 1502 can be attached to the iron cylinder 301 for magnetic fixation; the top of the sub carriage 15 is provided with a pulley.

The working principle is as follows: during the use, rotate assembly pole 105 and pass through bevel gear drive screw 104 rotatory, utilize screw transmission to make both sides locking frame 2 inwards draw close with the taut connecting rod of sliding connection frame 103, both sides pipeline card strip 201 is inwards close to simultaneously, fixes the pipe fitting that needs processing and can accomplish fixedly in both sides pipeline card strip 201.

Arranging a handle on one side of the transmission seat 3, pushing the transmission seat 3 forward, inserting the polishing tubular shaft 10 into the pipe fitting, rotating the adjusting sleeve 12 to jack the spring, pushing the sliding shaft frame ring 1007 forward to the front end to prop up the polishing groove 1003 attached to the inner wall of the pipe fitting, and simultaneously attaching the polishing stone 1005 to the inner wall of the pipe fitting; starting the motor 5, the motor 5 drives the transmission shaft 4 to rotate, the transmission shaft 4 drives the connecting pipe shaft 7, the auxiliary pipe shaft 8 and the polishing pipe shaft 10 to synchronously rotate, the inner wall of the pipe fitting is polished, and the transmission seat 3 is continuously pushed to continuously polish the pipe shaft 10 to continuously go deep into the pipe fitting to polish the inner wall of the pipe fitting.

The transmission gear 402 is used for driving the two groups of driven gears 601 to continuously rotate while the transmission shaft 4 rotates, the shaft rod structure on the outer side of the driven gears 601 is matched with the bar-shaped frame 604 to drive the piston plate 603 to continuously reciprocate, air is sucked in through the one-way valve and is extruded to be discharged into the air inlet 401, the air sequentially passes through the transmission shaft 4, the connecting pipe shaft 7, the auxiliary pipe shaft 8 and the polishing pipe shaft 10 and is discharged from the air outlet 1301 to blow the inner wall of the pipe fitting, and meanwhile, the wind exhaust wheel 13 continuously rotates through recoil force to remove dust on the inner wall of the.

When the iron cylinder 301 moves to be attached with the magnetic sheet 1502, the auxiliary sliding frame 15 is pushed forwards to separate the magnetic sheet 1501 from the iron block 14, and when the iron cylinder 301 is reset, the magnetic sheet 1502 is pulled by the iron cylinder 301 to drive the auxiliary sliding frame 15 to be pushed backwards to the position of the iron block 14 to be fixed again.

After the grindstone 1005 wears, the adjustment bolt 1006 can be turned to eject the grindstone groove 1003 outward, pushing the grindstone 1005 outward by a small thickness to continue grinding.

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

1. The utility model provides a pipe fitting self-adaptation inner wall polishing device based on machining which characterized in that: comprises a base (1); the base (1) further comprises a sliding seat (101), a blocking frame (102), a sliding connection frame (103), a screw rod (104) and an assembling rod (105); a sliding seat (101) is fixedly arranged in the middle of the top of the front side of the base (1), four groups of sliding strips are integrally arranged on two sides of the sliding seat (101), locking frames (2) are arranged outside the sliding strips in a sliding mode, and meanwhile blocking frames (102) are fixedly arranged on the sides of the sliding strips; the middle of the top of the sliding seat (101) is provided with a sliding connection frame (103) in a sliding way through a guide rail, and both sides of the sliding connection frame (103) are rotatably connected with the inner sides of the four groups of locking frames (2) through connecting rod components arranged in a hinged way; the front side of the sliding seat (101) extends upwards and is rotatably provided with a screw rod (104) through a bearing, and the screw rod (104) is in threaded connection with the middle of the front end of the sliding connection frame (103); an assembly rod (105) is rotatably arranged on one side of the front end of the sliding seat (101) through a shaft bracket structure, a bevel gear is arranged between the assembly rod (105) and the screw rod (104) for transmission connection, and a hand wheel is integrally arranged at the outer end of the assembly rod (105); the top of the rear side of the base (1) is provided with a transmission seat (3) in a sliding manner through a guide rail, the top of the transmission seat (3) is of an empty bin structure, and the inner side of the top of the transmission seat (3) is rotatably provided with a transmission shaft (4) through two groups of bearings; an iron cylinder (301) is fixedly arranged in the middle of the front side of the transmission seat (3); two groups of air boxes (6) are fixedly arranged at two ends of the transmission seat (3); the middle top of the base (1) is provided with an auxiliary sliding frame (15) in a sliding mode through a guide rail.

2. The adaptive inner wall polishing device for pipe fittings based on machining according to claim 1, wherein: the locking frame (2) also comprises a pipeline clamping strip (201); pipeline clamping strips (201) are welded on the inner sides of the tops of the two groups on the same side of the locking frame (2); the pipeline clamping strips (201) are all of corner structures, the center positions of the corners are horizontal, and the centers of the corners and the circle center of the transmission shaft (4) are located at the same horizontal height.

3. The adaptive inner wall polishing device for pipe fittings based on machining according to claim 1, wherein: the transmission shaft (4) also comprises an air inlet hole (401) and a transmission gear (402); a circular groove is formed in the middle of the transmission shaft (4) in a penetrating mode, and an air inlet hole (401) is formed in the rear end of the outer side of the transmission shaft (4) in a penetrating mode; a transmission shaft (4) is fixedly arranged at the outer end of the front side of the transmission shaft (4); a motor (5) is fixedly arranged at the top of the rear side of the transmission seat (3), and a rotating shaft of the motor (5) is in transmission connection with a coupler arranged at the rear end of the transmission shaft (4); a connecting pipe shaft (7) is fixedly arranged at the front end of the transmission shaft (4); an auxiliary pipe shaft (8) is fixedly arranged at the front end of the connecting pipe shaft (7); the front end of the auxiliary pipe shaft (8) is fixedly provided with a polishing pipe shaft (10) through flange connection.

4. The adaptive inner wall polishing device for pipe fittings based on machining according to claim 1, wherein: the air box (6) further comprises a driven gear (601), a connecting plate (602), a piston plate (603) and a strip-shaped frame (604); the top end of the front side of the air box (6) is rotatably provided with a driven gear (601) through a rotating shaft, and the inner sides of the driven gears (601) are meshed with the transmission gear (402); piston rods are arranged in the middle of the bottom of the air box (6) in a sliding mode, connecting plates (602) are fixedly arranged at the bottoms of the piston rods, and piston plates (603) are fixedly arranged at the tops of the piston rods; shaft rod structures are eccentrically arranged on the front sides of the driven gears (601), and the shaft rod structures of the two groups of driven gears (601) are staggered in position; the top of the front side of the connecting plate (602) is fixedly provided with a bar-shaped frame (604) through a connecting rod, and the bar-shaped frame (604) is in sliding connection with a shaft rod structure of the driven gear (601).

5. The adaptive inner wall polishing device for pipe fittings based on machining according to claim 3, wherein: the connecting pipe shaft (7) also comprises a shaft groove (701); six groups of shaft grooves (701) are formed in the outer end of the front side of the connecting pipe shaft (7), and through holes are formed in the front ends of the shaft grooves (701); the middle of the front end of the connecting pipe shaft (7) is of a conical protruding structure; the middle of the rear end of the connecting tubular shaft (7) is of a conical concave structure, and six groups of screw holes are formed in the rear side edge of the connecting tubular shaft (7); the connecting pipe shaft (7) can pass through the shaft groove (701) through an inner hexagon bolt and be inserted into the rear end screw hole of the other group of connecting pipe shafts (7) and is fixedly connected by using a connecting device (9); the front end of the connecting pipe shaft (7) is consistent with the front end structure of the transmission shaft (4); the rear end of the connecting pipe shaft (7) is consistent with the rear end structure of the auxiliary pipe shaft (8); the connecting device (9) further comprises a hexagonal block (901); the main body of the connecting device (9) is of a handle structure, one side of the bottom of the connecting device (9) is integrally provided with an inserting plate structure, and the inserting plate structure can be inserted and matched in the shaft groove (701); a hexagonal block (901) is rotationally arranged on the outer side of the plug board structure of the connecting device (9) through a rotating shaft; a rotating shaft is rotatably arranged in the middle of the connecting device (9), and a handle is fixedly arranged at the top of the rotating shaft; the bottom of the middle rotating shaft of the connecting device (9) is provided with a bevel gear which is in transmission connection with the inner end of the rotating shaft of the hexagonal block (901).

6. The adaptive inner wall polishing device for pipe fittings based on machining according to claim 3, wherein: the auxiliary pipe shaft (8) further comprises a rotating frame (801), an auxiliary connecting rod (802), a spring telescopic rod (803) and an auxiliary pulley (804); four groups of rotating frames (801) are rotatably arranged on the auxiliary pipe shaft (8) through bearings, six groups of auxiliary connecting rods (802) are rotatably arranged on the outer sides of the first group of rotating frames (801) and the third group of rotating frames (801) through hinges, six groups of spring telescopic rods (803) are rotatably arranged on the outer sides of the second group of rotating frames (801) and the fourth group of rotating frames (801) through hinges, and the outer ends of the auxiliary connecting rods (802) and the outer ends of the spring telescopic rods (803) are rotatably connected through rotating shafts; and auxiliary pulleys (804) are rotatably arranged on the outer sides of the joints of the auxiliary connecting rods (802) and the spring telescopic rods (803).

7. The adaptive inner wall polishing device for pipe fittings based on machining according to claim 3, wherein: the polishing pipe shaft (10) further comprises a shoulder (1001), a supporting connecting rod (1002), a grindstone groove (1003), a grindstone sliding groove (1004), a grindstone (1005), an adjusting bolt (1006) and a sliding shaft frame ring (1007); a shoulder (1001) is integrally arranged outside the rear side of the polishing pipe shaft (10); the outer side of the front end of the polishing pipe shaft (10) is rotatably provided with three groups of supporting connecting rods (1002) through a hinge joint, and the other ends of the supporting connecting rods (1002) are rotatably provided with a grinding stone groove (1003) through a hinge joint; the middle of the outer side of each grindstone groove (1003) is provided with a grindstone sliding groove (1004) in a sliding manner, and the outer side of each grindstone sliding groove (1004) is provided with a grindstone (1005) in a sliding manner; two ends of the inner side of the grindstone sliding groove (1004) are provided with a reset rod through the grindstone groove (1003), and springs are sleeved outside the reset rods; the middle of the inner side of the grindstone groove (1003) is fixedly provided with an adjusting bolt (1006) through threaded connection; the rear side of the grindstone groove (1003) is rotatably provided with a sliding shaft frame ring (1007) through a hinge connection; the front side of the shoulder (1001) is provided with a T-shaped sliding pipe (11) in a sliding manner, the outer end of the front side of the T-shaped sliding pipe (11) is fixedly provided with an adjusting sleeve (12) through threaded connection, and a spring is sleeved between the adjusting sleeve (12) and the sliding shaft frame ring (1007); the middle of the front end of the polishing pipe shaft (10) is rotatably provided with an exhaust wheel (13) through a bearing, the main body of the exhaust wheel (13) is of a conical trapezoid structure, and six groups of exhaust outlets (1301) are obliquely formed in the outer side of the exhaust wheel (13).

8. The adaptive inner wall polishing device for pipe fittings based on machining according to claim 1, wherein: the auxiliary sliding frame (15) also comprises a magnetic block (1501) and a magnetic sheet (1502); the rear ends of two sides of the auxiliary sliding frame (15) are respectively fixedly provided with a magnetic block (1501); two groups of iron blocks (14) are fixedly arranged on two sides of the top of the base (1), and the magnetic blocks (1501) can be attached to the front sides of the iron blocks (14) and are magnetically fixed; the middle of the rear side of the auxiliary sliding frame (15) is embedded with a magnetic sheet (1502), and the magnetic sheet (1502) can be attached to an iron cylinder (301) for magnetic fixation.