CN217344912U - Pipeline inner wall grinding device - Google Patents

Abstract

The utility model relates to an automatic equipment field of polishing provides a pipeline inner wall grinding device, include: the device comprises a moving vehicle, a long soft shaft and a planet polishing mechanism; the moving vehicle is provided with a driving device, and an output shaft of the driving device is connected with the long flexible shaft; the front end of the long flexible shaft is provided with a planetary polishing mechanism; the planet grinding mechanism comprises: the device comprises a main turntable, a planetary gear set and a plurality of groups of abrasive belt polishing units; the main turntable is arranged on the long flexible shaft, and a planetary gear set is arranged in the main turntable; the planetary gear set includes: a central bull gear and a plurality of pinion gears engaged with the central bull gear; the belt sanding unit comprises: the device comprises a swinging back plate, an abrasive belt, a driving wheel, a driven wheel and a tightening wheel, wherein the driving wheel, the driven wheel and the tightening wheel are arranged on the swinging back plate. The utility model discloses can go deep into the inside automation of return bend and carry out the pipeline inner wall and polish, improve the operating efficiency.

Description

Pipeline inner wall grinding device

Technical Field

The utility model relates to an automatic equipment field of polishing especially relates to a pipeline inner wall grinding device.

Background

The pipeline needs to polish the inner wall to reduce the conveying resistance in the pipeline conveying process.

In the pipeline processing process, carry out bending to the pipeline through child core return bend mode, but the in-process that the intraductal child core was got and is put can cause the mar to the pipeline inner wall, need polish the operation to the pipeline inner wall after pipeline bending finishes, and present bending pipeline inner wall mode of polishing is for artifical polishing, and the manual operation is dangerous, the degree of difficulty is big, intelligent level is low.

SUMMERY OF THE UTILITY MODEL

The utility model discloses mainly solve present crooked pipeline inner wall mode of polishing and be the manual work and polish, the technical problem that manual operation is dangerous, the degree of difficulty is big, intelligent level is low provides a pipeline inner wall grinding device, can go deep into the inside automation of return bend and carry out the pipeline inner wall and polish, improves the operating efficiency, finally realizes intelligent automated production processing management.

The utility model provides a pipeline inner wall grinding device, include: the device comprises a moving vehicle, a long soft shaft and a planet polishing mechanism;

the moving vehicle is provided with a driving device, and an output shaft of the driving device is connected with the long flexible shaft;

the front end of the long flexible shaft is provided with a planetary polishing mechanism;

the planet grinding mechanism comprises: the device comprises a main turntable, a planetary gear set and a plurality of groups of abrasive belt polishing units;

the main turntable is arranged on the long flexible shaft, and a planetary gear set is arranged in the main turntable; the planetary gear set includes: the central gear wheel and a plurality of small gears meshed with the central gear wheel are distributed on the periphery of the central gear wheel; each pinion is connected with a group of abrasive belt grinding units;

the belt sanding unit comprises: the device comprises a swinging back plate, an abrasive belt, a driving wheel, a driven wheel and a tightening wheel, wherein the driving wheel, the driven wheel and the tightening wheel are arranged on the swinging back plate;

the driving wheel is coaxially connected with the pinion; the driving wheel, the driven wheel and the tightening wheel are connected with abrasive belts.

Preferably, the driving device adopts a motor or a hand wheel shaking device.

Preferably, the moving vehicle is arranged on the sliding rail frame.

Preferably, the method further comprises the following steps: the lifting platform comprises a plurality of pipeline supports for placing pipelines;

a plurality of pipe supports are arranged beside the lifting table according to the shape of the pipe to be processed.

Preferably, a soft shaft sleeve is arranged outside the long soft shaft; the soft shaft sleeve is connected with the central gearwheel.

Preferably, the front and the back of the planetary grinding mechanism on the long soft shaft are respectively provided with a supporting wheel frame, and the supporting wheel frames are provided with supporting wheels.

Preferably, the swinging back plate is provided with a long hole for adjusting the position of the tightening wheel, and the tightening wheel is arranged in the long hole.

Preferably, the driven wheel is also rotatably connected with a limit idler wheel.

Preferably, a sliding sleeve is rotatably mounted behind the main turntable;

the back of the swinging back plate is in sliding sleeve joint with the sliding sleeve through a sliding rod, and the sliding rod is sleeved with a supporting spring.

The utility model provides a pair of pipeline inner wall grinding device, its structure is ingenious, and is rationally distributed, when the pipeline inner wall is polished, the pipe that will treat processing is placed on the pipe support, the locomotive is automatic send into the nose portion and is carried out work in the pipeline, polish on one side and send into, because of adopting the spacing depended wheel cooperation of profile modeling to polish the wheel, at the oxide layer in-process of polishing, the mould indentation or the pit of local crushing of pipeline inner wall, crowded indentation, disposable processing is in the same direction as smooth, stupefied edge, the burr, all can directly get rid of. The utility model discloses operating speed is fast, and degree of automation is high, can satisfy the demand that intraductal mar was polished basically, when liberating a large amount of labours, has improved work efficiency, practices thrift the cost, and current situation has all been improved greatly to above-mentioned effect, greatly satisfies customer's demand.

Drawings

FIG. 1 is a schematic structural view of a polishing device for inner walls of pipelines provided by the present invention;

FIG. 2 is a top view of the polishing device for inner wall of pipeline provided by the present invention;

FIG. 3 is a schematic structural diagram of a main body part of the pipeline inner wall polishing device provided by the present invention;

fig. 4 is a schematic front structural view of the planetary grinding mechanism provided by the present invention;

fig. 5 is a schematic back structure diagram of the planetary grinding mechanism provided by the present invention.

Reference numerals: 1. a mobile vehicle; 2. a planetary grinding mechanism; 3. a long flexible shaft; 4. a soft shaft sleeve; 5. a support wheel carrier; 6. a support wheel; 7. a main turntable; 8. a pipe support; 9. a center bull gear; 10. a pinion gear; 11. a lifting platform; 12. swinging the back plate; 13. a driving wheel; 14. a driven wheel; 15. a tightening wheel; 16. an abrasive belt; 17. a limiting idler wheel; 18. a sliding sleeve; 19. a slide bar; 20. a support spring; 21. a sliding track frame.

Detailed Description

In order to make the technical problem solved by the present invention, the technical solution adopted by the present invention and the technical effect achieved by the present invention clearer, the present invention will be further described in detail with reference to the accompanying drawings and the embodiments. It is to be understood that the specific embodiments described herein are merely illustrative of the invention and are not limiting of the invention. It should be further noted that, for the convenience of description, only some but not all of the relevant portions of the present invention are shown in the drawings.

As shown in fig. 1-3, the embodiment of the utility model provides a pipeline inner wall grinding device, include: the device comprises a moving vehicle 1, a long soft shaft 3 and a planetary grinding mechanism 2.

The moving vehicle 1 is arranged on the sliding track frame 21, and the moving vehicle 1 can move linearly. The moving vehicle 1 is provided with a driving device, and an output shaft of the driving device is connected with the long flexible shaft 3; the driving device is driven by a motor, and the motor is arranged on the moving vehicle 1. The movement of the carriage 1 on the sliding rail carrier 21 can be driven by means of an electric motor or by means of hand-operated wheels.

The front end of the long flexible shaft 3 is provided with a planetary grinding mechanism 2. In this embodiment, the front end of the long flexible shaft 3 can be provided with heads with different functions, and besides the planetary grinding mechanism, a canvas grinding wheel, a steel wire grinding wheel, a camera head and the like can be arranged.

As shown in fig. 4 and 5, the planetary grinding mechanism 2 includes: the main turntable 7, the planetary gear set and a plurality of groups of abrasive belt polishing units; the main turntable 7 is arranged on the long flexible shaft 3, and a planetary gear set is arranged in the main turntable 7; the planetary gear set includes: a central gearwheel 9 and a plurality of pinions 10 engaged with the central gearwheel 9, the plurality of pinions 10 being distributed around the periphery of the central gearwheel 9; each pinion 10 is connected to a set of belt sanding units; wherein, the multiple groups of abrasive belt grinding units are uniformly distributed on the periphery of the main turntable 7. The abrasive belt grinding units are circumferentially distributed on one side of the main turntable 7.

The belt sanding unit comprises: a swinging back plate 12, an abrasive belt 16, a driving wheel 13, a driven wheel 14 and a tightening wheel 15 which are arranged on the swinging back plate 12; the driving wheel 13 is coaxially connected with the pinion 10; and abrasive belts 16 are connected to the driving wheels 13, the driven wheels 14 and the tightening wheels 15. The swing back plate 12 is provided with a long hole for adjusting the position of the tightening wheel 15, the tightening wheel 15 is arranged in the long hole, and the position of the tightening wheel 15 is adjusted through the long hole.

The outer part of the driven wheel 14 is also rotatably connected with a limit idler wheel 17, and the outer diameter of the limit idler wheel 17 is a little lower than the outer surface of the abrasive belt 16. A sliding sleeve 18 is rotatably arranged behind the main turntable 7; the back of the swinging back plate 12 is in sliding sleeve connection with a sliding sleeve 18 through a sliding rod 19, and a supporting spring 20 is sleeved on the sliding rod 19. The supporting spring 20 plays a supporting role, and elastically supports the swing back plate 12 through the connection relation between the sliding sleeve 18 and the sliding rod 19, so that the abrasive belt 16 outside the driven wheel 14 is always elastically attached to the inner wall of the pipeline to provide radial pressure for polishing, and the limiting idler wheel 17 can play a limiting role to ensure that excessive polishing cannot be performed.

Further, a soft shaft sleeve 4 is arranged outside the long flexible shaft 3; the soft shaft sleeve 4 is connected with a central gearwheel 9. In addition, support wheel frames 5 are respectively arranged on the long soft shaft 3 in front of and behind the planet grinding mechanism 2, and support wheels 6 are installed on the support wheel frames 5.

On the basis of above-mentioned scheme, pipeline inner wall grinding device still includes: a lifting platform 11 and a plurality of pipeline supports 8 for placing pipelines; the plurality of pipe supports 8 are arranged beside the elevating platform 11 according to the shape of the pipe to be processed, and the arrangement position is adjustable. The plurality of pipe brackets 8 may be L-shaped for placing elbows.

Additionally, the utility model discloses a pipeline inner wall grinding device still includes the numerical control operation case. The driving device of the vehicle 1, the traveling mechanism of the vehicle 1, and the like are controlled by a control system provided in the numerical control console box.

The utility model discloses a pipeline inner wall grinding device's working process: when the inner wall of the pipeline is polished, the pipe to be processed is placed on the pipeline bracket 8; the moving vehicle 1 is adjusted to the working position, the moving vehicle 1 automatically sends the head part (the planetary grinding mechanism and the supporting wheel carrier) into the pipeline to work, the driving device works to drive the long flexible shaft 3 to rotate, the long flexible shaft 3 rotates to drive the planetary grinding mechanism to rotate, the abrasive belt 16 on the planetary grinding mechanism grinds the inner wall of the pipeline, and grinding of the inner wall of the pipeline is achieved. The planet grinding mechanism can be used for grinding and feeding at the same time. The profiling limiting idler wheel is matched with the planetary grinding mechanism, in the process of grinding the oxide layer, the impression of a mould on the inner wall of the pipeline or the locally crushed pit and extruded impression are processed smoothly at one time, and the edge and the burr can be directly removed.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: it is to be understood that modifications may be made to the technical solutions described in the foregoing embodiments, or some or all of the technical features may be equivalently replaced, without substantially departing from the scope of the technical solutions of the embodiments of the present invention.

Claims (9)

1. The utility model provides a pipeline inner wall grinding device which characterized in that includes: the device comprises a moving vehicle (1), a long flexible shaft (3) and a planetary grinding mechanism (2);

the moving vehicle (1) is provided with a driving device, and an output shaft of the driving device is connected with the long soft shaft (3);

the front end of the long flexible shaft (3) is provided with a planetary grinding mechanism (2);

the planetary grinding mechanism (2) comprises: the main turntable (7), the planetary gear set and a plurality of groups of abrasive belt polishing units;

the main turntable (7) is arranged on the long flexible shaft (3), and a planetary gear set is arranged in the main turntable (7); the planetary gear set includes: the gear transmission mechanism comprises a central large gear (9) and a plurality of small gears (10) meshed with the central large gear (9), wherein the small gears (10) are distributed on the periphery of the central large gear (9); each pinion (10) is connected with a group of belt sanding units;

the belt sanding unit comprises: the device comprises a swinging back plate (12), an abrasive belt (16), a driving wheel (13), a driven wheel (14) and a tightening wheel (15), wherein the driving wheel, the driven wheel and the tightening wheel are arranged on the swinging back plate (12);

the driving wheel (13) is coaxially connected with the pinion (10); the driving wheel (13), the driven wheel (14) and the tightening wheel (15) are connected with an abrasive belt (16).

2. The grinding device for the inner wall of the pipeline is characterized in that the driving device adopts a motor, and the motor is installed on the moving vehicle (1).

3. The pipe inner wall grinding device according to claim 2, wherein the moving vehicle (1) is provided on a sliding rail frame (21).

4. The pipe inner wall grinding device according to claim 3, further comprising: the lifting platform (11) and a plurality of pipeline supports (8) are used for placing pipelines;

a plurality of pipe supports (8) are arranged next to the lifting table (11) according to the shape of the pipe to be processed.

5. The grinding device for the inner wall of the pipeline is characterized in that a soft shaft sleeve (4) is arranged outside the long flexible shaft (3); the soft shaft sleeve (4) is connected with the central gearwheel (9).

6. The pipeline inner wall grinding device according to any one of claims 1-5, characterized in that a support wheel carrier (5) is respectively arranged on the long flexible shaft (3) in front of and behind the planetary grinding mechanism (2), and a support wheel (6) is arranged on the support wheel carrier (5).

7. The grinding device for the inner wall of the pipeline as claimed in any one of claims 1 to 5, wherein the swinging back plate (12) is provided with a long hole for adjusting the position of the tightening wheel (15), and the tightening wheel (15) is arranged in the long hole.

8. The grinding device for the inner wall of the pipeline as claimed in any one of claims 1-5, wherein a limit idler wheel (17) is further rotatably connected to the outer portion of the driven wheel (14).

9. The grinding device for the inner wall of the pipeline is characterized in that a sliding sleeve (18) is rotatably mounted behind the main turntable (7);

the rear of the swing back plate (12) is in sliding sleeve connection with a sliding sleeve (18) through a sliding rod (19), and a supporting spring (20) is sleeved on the sliding rod (19).

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