CN112454032A

CN112454032A - Be used for seamless steel pipe inner wall of heavy-calibre regulation type equipment of polishing

Info

Publication number: CN112454032A
Application number: CN202011348735.5A
Authority: CN
Inventors: 唐顺茂
Original assignee: Hengyang Hongwei Machinery Co ltd
Current assignee: Hengyang Hongwei Machinery Co ltd
Priority date: 2020-11-26
Filing date: 2020-11-26
Publication date: 2021-03-09

Abstract

The invention discloses a large-diameter seamless steel pipe inner wall adjusting type polishing device which comprises a bottom plate, a mounting plate, a rotating sleeve, a rotating shaft, a translation assembly, a rotating assembly, an adjusting seat, a clamping block, a clamping groove, a mounting seat, a mounting shaft and a grinding wheel, wherein the adjusting assembly comprises an adjusting screw and a clamping block. The invention has the beneficial effects that: through adjusting part, and rotate on adjusting the seat by adjusting screw among the adjusting part, utilize the drive power that the screw thread closed soon, the drive fixture block slides in the draw-in groove, and then the radius of polishing of emery wheel has been adjusted, through coupling assembling, and close soon by the locking cover screw thread on the mount pad among the coupling assembling, make annular lug support a circular cone portion terminal surface, and then drive circular cone portion slides in the taper groove, thereby make the tight installation axle of centre gripping hole inner wall clamp, the quick installation and the dismantlement of the emery wheel of being convenient for.

Description

Be used for seamless steel pipe inner wall of heavy-calibre regulation type equipment of polishing

Technical Field

The invention relates to the technical field of polishing equipment, in particular to adjusting type polishing equipment for an inner wall of a large-diameter seamless steel pipe.

Background

When the seamless steel pipe of heavy-calibre is adding man-hour, in order to improve the smoothness or the roughness of seamless steel pipe inner wall, generally can polish the inner wall of seamless steel pipe, present equipment of polishing generally is rotated by motor drive emery wheel to polish seamless steel pipe, because seamless steel pipe internal diameter size model is more, when polishing the inner wall to the seamless steel pipe of heavy-calibre, need change the emery wheel of corresponding external diameter, and then lead to the emery wheel replacement cost higher, influence enterprise manufacturing cost.

Disclosure of Invention

The invention aims to overcome the problems in the prior art and provides a polishing device for adjusting the inner wall of a large-caliber seamless steel pipe, which can solve the problems in the prior art at least to a certain extent.

In order to achieve the technical purpose and achieve the technical effect, the invention is realized by the following technical scheme:

the utility model provides a be used for big bore seamless steel pipe inner wall regulation type equipment of polishing, includes a bottom plate, the horizontal one end of bottom plate is equipped with a mounting panel, the rotation cover of connection on it is worn to be equipped with to rotate on the mounting panel is improved level, it wears to be equipped with the pivot to rotate the interior coaxial sliding fit of cover, the pivot is through splined connection in rotating the cover, and it is by its horizontal migration of translation subassembly drive, it rotates by rotating assembly drive, the coaxial rigid coupling of pivot one end has the regulation seat, it has the draw-in groove that the longitudinal section becomes the rectangle to be seted up in the regulation seat the draw-in groove internal sliding fit block has the fixture block, the fixture block is driven its free slip radially along the regulation seat in the draw-in groove by the regulation subassembly, coaxial rigid coupling has the mount pad on the fixture block, coaxial mounting axle on the mount pad, the installation axle wears out mount, And the adjusting screw is rotatably connected with the adjusting seat and penetrates through the clamping block through a thread at one end in the clamping groove.

Further, the rotating assembly comprises a driven belt wheel sleeved on the rotating sleeve, a servo motor is installed on the installing plate, a driving belt wheel is connected to the servo motor in a driving mode, and the driving belt wheel is in transmission connection with the driven belt wheel through an installing triangular belt.

Further, the translation subassembly includes the vertical plate of vertical installation on the horizontal other end of bottom plate, horizontal installation has the translation cylinder on the vertical plate, the last drive of translation cylinder is connected with rotary joint, rotary joint coaxial rotation connects in the pivot.

Further, the installation axle passes through coupling assembling demountable installation in the mount pad.

Further, the connecting assembly comprises an elastic chuck, the elastic chuck comprises a cylindrical portion and a conical portion which are integrated and coaxial, the diameter of the conical portion increases gradually from inside to outside along the axial direction of the cylindrical portion, the conical portion is coaxially provided with a blind hole type clamping hole which extends onto the cylindrical portion and is used for inserting and combining the mounting shaft, the conical surface of the conical portion is provided with a plurality of strip-shaped notches which penetrate through the clamping hole along the axial array thereof, the mounting seat is provided with a blind hole type mounting hole which is used for inserting and combining the cylindrical portion and a conical groove which is matched with the conical portion in shape and used for sliding and matching and clamping the conical portion, the mounting seat is coaxially sleeved with a locking sleeve in a threaded manner, the locking sleeve is provided with a through hole which the mounting shaft freely passes through, the end face of the locking sleeve is coaxially provided with an annular convex block which is abutted against the end face of the shaft of the conical portion, and the locking sleeve is screwed, and driving the annular convex block to tightly abut against the shaft end surface of the conical part, and enabling the conical part to slide in the conical groove.

The invention has the beneficial effects that: through adjusting part, and rotate on adjusting the seat by adjusting screw among the adjusting part, utilize the drive power that the screw thread closed soon, the drive fixture block slides in the draw-in groove, and then the radius of polishing of emery wheel has been adjusted, through coupling assembling, and close soon by the locking cover screw thread on the mount pad among the coupling assembling, make annular lug support a circular cone portion terminal surface, and then drive circular cone portion slides in the taper groove, thereby make the tight installation axle of centre gripping hole inner wall clamp, the quick installation and the dismantlement of the emery wheel of being convenient for.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic structural diagram of a large-caliber seamless steel pipe inner wall adjusting type grinding device in the invention;

FIG. 2 is a schematic perspective view of the collet of the present invention;

the reference numerals are explained below:

1-translation cylinder, 2-rotary joint, 3-rotating shaft, 4-vertical plate, 5-bottom plate, 6-mounting plate, 7-rotating sleeve, 8-adjusting seat, 9-clamping block, 10-mounting hole, 11-clamping groove, 12-adjusting screw, 13-mounting seat, 14-servo motor, 15-conical groove, 16-locking sleeve, 17-seamless steel tube, 18-annular lug, 19-mounting shaft, 20-conical part, 21-grinding wheel, 22-cylindrical part, 23-strip notch, 24-clamping hole.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, 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, but not all the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

As shown in fig. 1-2, a polishing apparatus for adjusting the inner wall of a large-diameter seamless steel pipe comprises a bottom plate 5, a mounting plate 6 is arranged at one transverse end of the bottom plate 5, a rotating sleeve 7 rotatably connected to the mounting plate 6 is horizontally arranged in a penetrating manner, a rotating shaft 3 is coaxially arranged in the rotating sleeve 7 in a sliding manner, the rotating shaft 3 is connected in the rotating sleeve 7 through a spline and is driven by a translation assembly to horizontally move, the rotating sleeve 7 is driven by a rotating assembly to rotate, an adjusting seat 8 is coaxially and fixedly connected to one end of the rotating shaft 3, a clamping groove 11 with a rectangular longitudinal section is formed in the adjusting seat 8, a clamping block 9 is clamped in the clamping groove 11 in a sliding manner, the clamping block 9 is driven by the adjusting assembly to freely slide in the clamping groove 11 along the radial direction of the adjusting seat 8, a mounting seat 13 is coaxially and fixedly connected to the clamping block 9, and a mounting shaft 19 is coaxially, the mounting shaft 19 is coaxially provided with a grinding wheel 21 at one end penetrating through the mounting seat 13, the adjusting component comprises an adjusting screw 12 penetrating through the adjusting seat 8 and rotatably connected with the adjusting seat 8, and the adjusting screw 12 penetrates into the clamping groove 11 and penetrates through the clamping block 9 through threads at one end.

The rotating assembly comprises a driven belt wheel sleeved on the rotating sleeve 7, a servo motor 14 is installed on the installing plate 6, a driving belt wheel is connected to the servo motor 14 in a driving mode and is in transmission connection with the driven belt wheel through an installing triangular belt, the driving belt wheel is driven to rotate through the servo motor 14, and then the rotating shaft is rotated.

The translation assembly comprises a vertical plate 4 vertically installed at the other transverse end of the bottom plate 5, a translation cylinder 1 is horizontally installed on the vertical plate 4, a rotary joint 2 is connected to the translation cylinder 1 in a driving mode, and the rotary joint 2 is connected to the rotating shaft 3 in a coaxial rotating mode.

The mounting shaft 19 is detachably mounted in the mounting seat 13 through a connecting assembly, the connecting assembly includes an elastic chuck, the elastic chuck includes an integral and coaxial cylindrical portion 22 and a conical portion 20, the diameter of the conical portion 20 increases gradually from inside to outside along the axial direction of the cylindrical portion 22, a blind hole type clamping hole 24 extending to the cylindrical portion 22 and used for inserting the mounting shaft 19 is coaxially arranged on the conical portion 20, a plurality of strip notches 23 penetrating through the clamping hole 24 are arranged on the conical surface of the conical portion 20 along the axial array thereof, a blind hole type mounting hole 10 used for inserting the cylindrical portion 22 and a conical groove 15 matched with the conical portion 20 in shape and used for sliding fit and clamping of the conical portion 20 are arranged on the mounting seat 13, a locking sleeve 16 is coaxially screwed on the mounting seat 13, and a through hole used for freely passing through the mounting shaft 19 is arranged on the locking sleeve 16, the end face of the locking sleeve is coaxially provided with an annular convex block 18 which is abutted against the shaft end face of the conical part 20, and when the locking sleeve 16 is screwed on the mounting seat 13, the annular convex block 18 is driven to abut against the shaft end face of the conical part 20, and the conical part 20 slides in the conical groove 15.

When the invention is used: when the grinding wheel is installed, firstly, the installation shaft penetrates into the clamping hole of the elastic chuck from the through hole of the locking sleeve, then the locking sleeve is rotated, the locking sleeve is screwed on the installation seat through threads, and further the annular convex block is abutted against the shaft end face of the conical part, so that the conical part slides in the conical groove;

during operation, servo motor rotates, and then the drive pivot rotates, and the rotation of pivot makes the emery wheel rotate (emery wheel itself is non-rotating) around the axle center of adjusting the seat, and then polishes seamless steel pipe 17's inner wall, and again by translation cylinder drive pivot translation, and then polish everywhere seamless steel pipe 17 inner wall.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

The preferred embodiments of the invention disclosed above are intended to be illustrative only. The preferred embodiments are not intended to be exhaustive or to limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and the practical application, to thereby enable others skilled in the art to best utilize the invention. The invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a be used for seamless steel pipe inner wall regulation type equipment of polishing, its characterized in that includes a bottom plate (5), the horizontal one end of bottom plate (5) is equipped with a mounting panel (6), mounting panel (6) are improved level and are worn to be equipped with rotation cover (7) of rotating connection on it, coaxial sliding fit wears to be equipped with pivot (3) in rotation cover (7), pivot (3) pass through the spline connection in rotation cover (7), and its horizontal migration is driven by the translation subassembly, rotation cover (7) are driven its rotation by the rotation subassembly, the coaxial rigid coupling of pivot (3) one end has regulation seat (8), it has draw-in groove (11) that the longitudinal section becomes the rectangle to be seted up in regulation seat (8) draw-in groove (11) the sliding fit block has fixture block (9), fixture block (9) are driven by the regulation subassembly and are along regulation seat (8) radial free slip in draw-in groove (11), the fixture block is characterized in that a mounting seat (13) is coaxially and fixedly connected to the fixture block (9), a mounting shaft (19) is coaxially mounted on the mounting seat (13), a grinding wheel (21) is coaxially mounted at one end, penetrating out of the mounting seat (13), of the mounting shaft (19), the adjusting assembly comprises an adjusting screw (12) which is arranged on the adjusting seat (8) in a penetrating mode and is rotatably connected with the adjusting seat (8), and one end of the adjusting screw (12) penetrates through the fixture block (9) through threads in the clamping groove (11).

2. The grinding equipment for adjusting the inner wall of the large-diameter seamless steel pipe according to claim 1, wherein the rotating assembly comprises a driven belt wheel sleeved on the rotating sleeve (7), the mounting plate (6) is provided with a servo motor (14), the servo motor (14) is provided with a driving belt wheel in driving connection, and the driving belt wheel is in transmission connection with the driven belt wheel through a triangular belt.

3. The device for grinding the inner wall of the large-diameter seamless steel pipe according to claim 1, wherein the translation assembly comprises a vertical plate (4) vertically installed at the other end of the bottom plate (5) in the transverse direction, a translation cylinder (1) is horizontally installed on the vertical plate (4), a rotary joint (2) is connected to the translation cylinder (1) in a driving mode, and the rotary joint (2) is coaxially and rotatably connected to the rotating shaft (3).

4. The grinding equipment for adjusting the inner wall of the large-caliber seamless steel pipe according to claim 1, wherein the mounting shaft (19) is detachably mounted in the mounting seat (13) through a connecting assembly.

5. The equipment for grinding the inner wall of the large-caliber seamless steel pipe according to claim 4, wherein the connecting assembly comprises an elastic chuck, the elastic chuck comprises a cylindrical part (22) and a conical part (20) which are integrated and coaxial, the diameter of the conical part (20) increases from inside to outside in sequence along the axial direction of the cylindrical part (22), the conical part (20) is coaxially provided with a clamping hole (24) which extends to the cylindrical part (22) and is in a blind hole form and is used for inserting the mounting shaft (19), the conical surface of the conical part (20) is provided with a plurality of strip-shaped notches (23) which penetrate through the clamping hole (24) along the axial array thereof, the mounting seat (13) is provided with a mounting hole (10) which is used for inserting the cylindrical part (22) and is in a blind hole form and a conical groove (15) which is matched with the shape of the conical part (20) and is used for sliding fit and clamping of the conical part (20), the mounting seat (13) is coaxially sleeved with a locking sleeve (16) in a threaded manner, the locking sleeve (16) is provided with a through hole for allowing a mounting shaft (19) to freely pass through, the end face of the locking sleeve is coaxially provided with an annular convex block (18) which is abutted against the shaft end face of the conical part (20), and when the locking sleeve (16) is screwed on the mounting seat (13) in a threaded manner, the annular convex block (18) is driven to abut against the shaft end face of the conical part (20), and the conical part (20) is enabled to slide in the conical groove (15).