CN117325066B - Automatic polishing machine for inner wall of steel pipe - Google Patents
Automatic polishing machine for inner wall of steel pipe Download PDFInfo
- Publication number
- CN117325066B CN117325066B CN202311443790.6A CN202311443790A CN117325066B CN 117325066 B CN117325066 B CN 117325066B CN 202311443790 A CN202311443790 A CN 202311443790A CN 117325066 B CN117325066 B CN 117325066B
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- Prior art keywords
- rod
- polishing
- plate
- sleeve
- control
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- 238000005498 polishing Methods 0.000 title claims abstract description 191
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 38
- 239000010959 steel Substances 0.000 title claims abstract description 38
- 238000011084 recovery Methods 0.000 claims abstract description 99
- 238000004064 recycling Methods 0.000 claims abstract description 63
- 230000008878 coupling Effects 0.000 claims abstract description 12
- 238000010168 coupling process Methods 0.000 claims abstract description 12
- 238000005859 coupling reaction Methods 0.000 claims abstract description 12
- 238000009434 installation Methods 0.000 claims description 3
- 239000000463 material Substances 0.000 description 9
- 238000010586 diagram Methods 0.000 description 5
- 238000002347 injection Methods 0.000 description 5
- 239000007924 injection Substances 0.000 description 5
- 239000003082 abrasive agent Substances 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 230000003746 surface roughness Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003795 chemical substances by application Substances 0.000 description 1
- 230000003670 easy-to-clean Effects 0.000 description 1
- 230000005518 electrochemistry Effects 0.000 description 1
- 239000004519 grease Substances 0.000 description 1
- 239000010985 leather Substances 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 230000002093 peripheral effect Effects 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000003672 processing method Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Classifications
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
- B24B29/06—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces for elongated workpieces having uniform cross-section in one main direction
- B24B29/08—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces for elongated workpieces having uniform cross-section in one main direction the cross-section being circular, e.g. tubes, wires, needles
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B29/00—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents
- B24B29/02—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces
- B24B29/04—Machines or devices for polishing surfaces on work by means of tools made of soft or flexible material with or without the application of solid or liquid polishing agents designed for particular workpieces for rotationally symmetrical workpieces, e.g. ball-, cylinder- or cone-shaped workpieces
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B51/00—Arrangements for automatic control of a series of individual steps in grinding a workpiece
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24B—MACHINES, DEVICES, OR PROCESSES FOR GRINDING OR POLISHING; DRESSING OR CONDITIONING OF ABRADING SURFACES; FEEDING OF GRINDING, POLISHING, OR LAPPING AGENTS
- B24B55/00—Safety devices for grinding or polishing machines; Accessories fitted to grinding or polishing machines for keeping tools or parts of the machine in good working condition
Abstract
The invention relates to the technical field of polishing machines, in particular to an automatic polishing machine for the inner wall of a steel pipe, which comprises a moving part, a polishing part and a universal coupling, wherein the moving part is arranged on the inner wall of the steel pipe; the moving part includes: the support rod recycling box, the support sleeve, the support rod, the moving rod recycling box and the moving rod; the outer wall of the support rod recovery box is provided with a plurality of sliding grooves which are in a circumferential array; the support sleeve is slidably arranged in a chute on the outer wall of the support rod recovery box; the support rod is slidably arranged in the support sleeve; the shaft of the movable rod recovery box is rotatably arranged in a hole in the middle of the support rod recovery box; a plurality of sliding grooves in a circumferential array are formed in the outer wall of the movable rod recovery box; the movable rod is slidably arranged in a chute on the outer wall of the movable rod recovery box; a lug with an inclined plane is arranged on one side of the movable rod, which is close to the support rod recovery box; the movable rod drives the equipment to move in the steel pipe, so that the steel pipes with different lengths can be polished.
Description
Technical Field
The invention relates to the technical field of polishing machines, in particular to an automatic polishing machine for the inner wall of a steel pipe.
Background
Polishing refers to a processing method for reducing the surface roughness of a workpiece by utilizing the action of machinery, chemistry or electrochemistry so as to obtain a bright and flat surface; the polishing tool and abrasive particles or other polishing media are used for modifying the surface of the workpiece;
polishing does not improve dimensional accuracy or geometric accuracy of a workpiece, but is sometimes used to eliminate gloss (matting) for the purpose of obtaining a smooth surface or specular gloss. Polishing wheels are generally used as polishing tools; the polishing wheel is generally formed by stacking a plurality of layers of canvas, felt or leather, two sides of the polishing wheel are clamped by metal round plates, and the rim of the polishing wheel is coated with polishing agent formed by uniformly mixing micro powder abrasive materials, grease and the like;
when polishing, a polishing wheel (the circumferential speed is more than 20 m/s) rotating at a high speed is pressed against a workpiece, so that an abrasive material rolls and micro-cuts the surface of the workpiece, thereby obtaining a bright processing surface, wherein the surface roughness can generally reach Ra0.63-0.01 mu m; when bearing steel balls are produced in a large scale, a roller polishing method is often adopted;
the polished surface of the bright tube has bright and clean appearance, is easy to clean, has an intangible protective film, can prevent the surface of the tube from being corroded, is not easy to scale, and has longer service life;
the application number is: the Chinese patent of CN201910254028.0 discloses a polishing device for the inner wall of a steel pipe, which comprises a clamp seat, one end of the clamp seat is slidingly connected with a movable seat, one end of the movable seat, which is close to the clamp seat, is rotationally connected with a push rod, one end of the push rod, which is close to the clamp seat, is fixedly connected with a grinding column, one end, which is far away from the push rod, of the grinding column is fixedly connected with a conical head, the surface of the conical head is uniformly provided with a first spiral groove, the surface of the grinding column is uniformly provided with a second spiral groove, the middle part of the push rod is provided with an air injection cavity, the grinding column is internally provided with a first air injection cavity, the inner part of the conical head is provided with a second air injection cavity, the peripheral surface of the end of the conical head is provided with a plurality of first air injection channels which are inclined towards the pipe wall and inject air towards the direction far away from the conical head, the second spiral groove is internally provided with a plurality of second air injection channels which are inclined towards the pipe wall and inject air towards the direction far away from the grinding column and away from the conical head, and a driving mechanism capable of driving the push rod to rotate is further arranged on the movable seat.
The invention adopts a mode of moving the inner wall of the steel pipe to polish and move, thereby overcoming the problem that the longer steel pipe cannot be polished in the comparison document, and the invention can polish the inner wall of the steel pipe with a certain radian.
Disclosure of Invention
According to the automatic polishing machine for the inner wall of the steel pipe, disclosed by the invention, equipment is driven to move in the steel pipe through the moving rod, so that the steel pipes with different lengths can be polished, the size of the equipment is not limited, the polishing rods can be used for polishing for multiple times in different degrees, the polishing is better, and the steel pipes with certain bending degree can be polished by using the universal coupling.
The technical scheme adopted by the invention is as follows: an automatic polishing machine for the inner wall of a steel pipe comprises a moving part, a polishing part and a universal coupling; the moving part is characterized by comprising: the support rod recycling box, the support sleeve, the support rod, the moving rod recycling box and the moving rod; the outer wall of the support rod recovery box is provided with a plurality of sliding grooves which are in a circumferential array; the support sleeve is slidably arranged in a chute on the outer wall of the support rod recovery box; the support rod is slidably arranged in the support sleeve; the shaft of the movable rod recovery box is rotatably arranged in a hole in the middle of the support rod recovery box; a plurality of sliding grooves in a circumferential array are formed in the outer wall of the movable rod recovery box; the movable rod is slidably arranged in a chute on the outer wall of the movable rod recovery box; one side of the movable rod, which is close to the support rod recovery box, is provided with a lug with an inclined plane.
Preferably, the polishing section includes: polishing rod recycling box A, polishing rod recycling box B, polishing rod B, cover plate, timing plate, controller and internal thread sleeve;
the polishing rod recycling box A and the polishing rod recycling box B are fixedly installed; the polishing rod A is slidably arranged in a chute on the outer wall of the polishing rod recovery box A; a bump is arranged on one side of the polishing rod A, which is close to the polishing rod recycling box B; a bump is arranged on one side of the polished rod B, which is close to the polished rod recovery box A; the convex block of the polishing rod A is fixedly arranged with the convex block of the polishing rod B; the polishing rod B is slidably arranged in a chute arranged on the outer wall of the polishing rod recycling box B; the cover plate is fixedly arranged with the polishing rod recycling box B; the threaded rod of the timing plate is in threaded installation with the internal thread sleeve; two ends of the internal thread sleeve are respectively rotatably installed with the polishing rod recycling box B and the cover plate; the outer wall of the internal thread sleeve is provided with a coil spring, and the other end of the coil spring is fixedly arranged on the outer wall of a cylindrical space formed by the polished rod recovery box B and the cover plate; the limiting lantern ring is fixedly arranged with the polishing rod recycling box B; the inner side of the limiting lantern ring is provided with a lug which is slidably arranged in a sliding groove on a threaded rod of the timing plate; the clamping block B is slidably arranged in a rectangular sleeve of the controller; the other side of the clamping block B is provided with an inclined plane.
Preferably, the controller includes: control panel, rectangular sleeve, control lever; two control rods are fixedly arranged on two sides of the control plate, and a rectangular sleeve is fixedly arranged in the middle of the control plate; the control rod passes through the hole on the side surface of the polishing rod recycling box A, the hole on the side surface of the polishing rod recycling box B and the hole on the side surface of the cover plate; the outside of one side of the control rod, which is close to the control plate, is provided with a spring, and two ends of the spring are respectively and fixedly arranged on the control plate and the polishing rod recycling box A.
Preferably, one end of the universal coupling is fixedly arranged on the movable rod recovery box; the other end of the universal coupling is fixedly arranged with the polishing rod recycling box A.
Preferably, the moving part further includes: a power switching mechanism and a control mechanism; the power switching mechanism is fixedly arranged with the supporting rod; the power switching mechanism is rotatably arranged with the movable rod recycling box; the control mechanism is rotatably arranged with the support rod recovery box.
Preferably, the power switching mechanism of the moving part includes: the device comprises a circular plate, a rectangular plate, a control slide plate and a trapezoid block;
the annular plate is rotatably arranged in a groove on the side surface of the movable rod recycling box; two springs which are symmetrically arranged are arranged on the annular plate, and the other ends of the two springs are fixedly connected with the rectangular plate; the control slide plate is slidably arranged in a rectangular hole of the rectangular plate, and the groove on the control slide plate baffle is slidably arranged on the support sleeve; the trapezoid block is fixedly arranged on the supporting rod through the baffle plate.
Preferably, the power switching mechanism of the moving part further includes: the device comprises an internal gear, a control sleeve, a long gear and a semicircular plate;
the internal gear is fixedly arranged with the thread plate; the control gear is rotatably arranged with the control sleeve; the control sleeve is slidably arranged on one shaft of the support rod recovery box, which is arranged on a baffle plate on one side of the support rod recovery box, which is close to the movable rod recovery box; the long gear is fixedly arranged on the other shaft of the support rod recovery box, which is arranged on the baffle plate at one side of the support rod recovery box, which is close to the movable rod recovery box; the control gear is meshed with the long gear; one end of the semicircular plate is fixedly arranged with the annular plate; the other end of the semicircular plate is contacted with the control sleeve.
Preferably, the control mechanism of the moving part includes: screw plate, sleeve and clamping block A
The screw plate and the support rod recovery box are rotatably arranged; a vortex-shaped bulge is arranged on one side of the threaded plate, which is contacted with the supporting sleeve; the sleeve is fixedly arranged with the annular sleeve of the thread plate; a plurality of grooves which are arranged in a circumferential array are formed in one side of the sleeve, which is close to the movable rod recovery box; the plurality of clamping blocks A are distributed in a circumferential array; the clamping block A is slidably arranged in the groove of the sleeve.
Compared with the prior art, the invention has the beneficial effects that:
1. the movable rod drives the equipment to move in the steel pipe, so that the steel pipes with different lengths can be polished, and the size of the equipment is not limited.
2. The polishing rod can be polished for a plurality of times to different degrees by using a plurality of polished rods, so that the polishing is better.
3. The universal coupling can be used for polishing steel pipes with certain bending degree.
Drawings
Fig. 1 is a schematic diagram of the overall structure of the present invention.
Fig. 2 is a schematic diagram of the overall (two) structure of the present invention.
Fig. 3 is a schematic diagram of the overall (three) structure of the present invention.
Fig. 4 is a schematic diagram of the overall structure of the moving part according to the present invention.
Fig. 5 is a schematic view of a structure of a moving part according to the present invention.
Fig. 6 is a schematic diagram of a moving part power structure of the present invention.
Fig. 7 is a schematic view of a part of the structure of a moving part side of the present invention.
Fig. 8 is a schematic cross-sectional view of a portion of a moving part according to the present invention.
Fig. 9 is a schematic view of another side structure of the moving part of the present invention.
Fig. 10 is a schematic view of another side cross-sectional structure of the moving part of the present invention.
Fig. 11 is a schematic view of the internal structure of the moving part according to the present invention.
Fig. 12 is a schematic view showing the overall structure of the moving part at one side and the middle position of the present invention.
Fig. 13 is a schematic view of the middle position structure of the moving part of the present invention.
Fig. 14 is a schematic view showing a cross-sectional structure of a middle position of a moving part according to the present invention.
Fig. 15 is a schematic view of the polishing section structure of the present invention.
FIG. 16 is a schematic cross-sectional view of a polishing section according to the present invention.
FIG. 17 is a schematic view of a polishing part timing plate structure of the present invention.
Fig. 18 is a schematic view of the polishing section controller of the present invention.
Fig. 19 is a schematic cross-sectional view of a polishing section controller according to the present invention.
Fig. 20 is a schematic view of the structure of the universal joint of the present invention.
Reference numerals: 1-a moving part; 2-a polishing section; 3-universal couplings; 101-a support rod recovery box; 102-supporting the sleeve; 103-supporting rods; 104-a thread plate; 105-sleeve; 106-clamping block A; 107-a mobile rod recovery box; 108-moving the rod; 109-a circular plate; 110-rectangular plate; 111-control slide plate; 112-trapezoidal blocks; 113-an internal gear; 114-control gear; 115-a control sleeve; 116-long gear; 117-semicircular plate; 201-a polishing rod recovery box A; 202-polishing rod a; 203-a polishing rod recovery box B; 204-polishing rod B; 205-cover plate; 206-a timing plate; 207-controller; 208-an internally threaded sleeve; 209-restraining collar; 210-latch B.
Detailed Description
The technical scheme of the invention is further specifically described below through examples and with reference to the accompanying drawings. In the following description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. The invention may be embodied in many other forms than described herein and similarly modified by those skilled in the art without departing from the spirit or scope of the invention, which is therefore not limited to the specific embodiments disclosed below.
In the description of the present invention, it should be noted that, directions or positional relationships indicated by terms such as "upper", "lower", "front", "rear", "left", "right", etc. are based on directions or positional relationships shown in the drawings, or directions or positional relationships in which the inventive product is conventionally put in use, are merely for convenience in describing the simplified description of the present invention patent, and are not indicative or implying that the apparatus or element to be referred to must have a specific direction, be configured and operated in a specific direction, and thus should not be construed as limiting the present invention patent. Further, spatially relative terms, such as "below," "beneath," "above," "over," and the like, may be used herein for ease of description to describe one element or feature's relationship to another element or feature as illustrated. Spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. The device may have other orientations (rotated 90 degrees or at other orientations), and the spatially relative descriptors used herein interpreted accordingly. It should be noted that, in this document, some connection modes, such as "fixed connection and fixed installation", refer to, but not limited to, fixing two parts between each other, such as welding, screw-nut fixing, sticking, riveting, and interference fit.
1-20, an automatic polishing machine for the inner wall of a steel pipe comprises a moving part 1, a polishing part 2 and a universal coupling 3; the moving part 1 includes: a support rod recovery box 101, a support sleeve 102, a support rod 103, a moving rod recovery box 107, and a moving rod 108; the outer wall of the support rod recovery box 101 is provided with a plurality of sliding grooves which are in a circumferential array; a baffle plate on one side of the support rod recovery box 101, which is close to the movable rod recovery box 107, is provided with a plurality of shafts; a circular groove is formed in the contact position between the support rod recovery box 101 and the support sleeve 102 at one side of the support sleeve, which is close to the movable rod recovery box 107, and a groove penetrating through the support rod recovery box 101 towards the movable rod recovery box 107 is formed in the edge of the circular groove; the plurality of support sleeves 102 are arranged in a circumferential array; the support sleeve 102 is slidably arranged in a chute on the outer wall of the support rod recovery box 101; a vortex-shaped groove is formed on one side of the support sleeve 102, which is close to the movable rod recovery box 107; a plurality of support rods 103 are arranged in a circumferential array; the support rod 103 is slidably mounted in the support sleeve 102; one end of the supporting rod 103 in the supporting sleeve 102 is provided with a spring, and the other end of the spring is fixedly connected with the supporting sleeve 102; the other end of the supporting rod 103 is provided with a roller box, and a roller is rotatably arranged in the roller box; the shaft of the movable rod recovery box 107 is rotatably installed in a hole in the middle of the support rod recovery box 101; a plurality of sliding grooves which are in a circumferential array are arranged on the outer wall of the movable rod recycling box 107; the plurality of the movable rods 108 are arranged in a circumferential array; the moving rod 108 is slidably installed in a chute of the outer wall of the moving rod recovery box 107; the moving rod 108 is provided with a spring at one end inside the moving rod recovery box 107, and the other end of the spring is fixedly arranged with the moving rod recovery box 107; the other end of the moving rod 108 is provided with an inclined rectangular box in which a friction block is arranged; the movable rod 108 is provided with a projection with an inclined surface on the side close to the support rod recovery box 101.
In an alternative implementation of the embodiment of the present invention, the polishing section 2 includes, in addition to the same parts as the previous embodiment: polishing rod recycling box A201, polishing rod A202, polishing rod recycling box B203, polishing rod B204, cover plate 205, timing plate 206, controller 207, internal thread sleeve 208;
the polishing rod recycling box A201 and the polishing rod recycling box B203 are fixedly installed; the side surface of the polishing rod recycling box A201 is provided with a plurality of holes in a circumferential array; a plurality of sliding grooves in a circumferential array are formed in the inner side of the polished rod recovery box A201; the outer wall of the polished rod recovery box A201 is provided with a plurality of sliding grooves which are in a circumferential array; the side surface of the polishing rod recycling box B203 is provided with a plurality of holes in a circumferential array; a plurality of sliding grooves in a circumferential array are formed in the inner side of the polished rod recycling box B203; the outer wall of the polished rod recycling box B203 is provided with a plurality of sliding grooves which are in a circumferential array; a plurality of polished rods A202 are arranged in a circumferential array; the polishing rod A202 is slidably arranged in a chute on the outer wall of the polishing rod recovery box A201; one end of the polishing rod A202 inside the polishing rod recovery box A201 is provided with a spring, and the other end of the spring is fixedly installed with the polishing rod recovery box A201; the other end of the polishing rod A202 is provided with a placing box in which polishing materials are placed; a bump is arranged on one side of the polishing rod A202, which is close to the polishing rod recycling box B203; a rectangular groove is formed in one side, far away from the polished rod recovery box B203, of the polished rod A202; a bump is arranged on one side of the polishing rod B204, which is close to the polishing rod recycling box A201; the convex block of the polishing rod A202 is fixedly arranged with the convex block of the polishing rod B204; a plurality of polished rods B204 are arranged in a circumferential array; the polishing rod B204 is slidably arranged in a chute arranged on the outer wall of the polishing rod recycling box B203; one end of the polishing rod B204 in the polishing rod recycling box B203 is provided with a spring, and the other end of the spring is fixedly installed with the polishing rod recycling box B203; the other end of the polished rod B204 is provided with a placing box in which polishing materials are placed; polishing rod A202 and polishing rod B204 are placed in the box with different polishing materials, so that polishing is performed for a plurality of times in different degrees, and the polishing effect is better; the cover plate 205 is fixedly installed with the polishing rod recycling box B203; a groove is arranged in the middle of the contact side of the polishing rod recycling box B203 and the cover plate 205; a groove is formed in the middle of the contact side of the cover plate 205 and the polishing rod recycling box B203, and a cylindrical space is formed by the two grooves; the cover 205 is provided with a plurality of holes on the side surface; a threaded rod is arranged on one side of the timing plate 206, and a sliding groove is arranged on the threaded rod; the threaded rod of the timing plate 206 is threadedly mounted with the internally threaded sleeve 208; both ends of the internal thread sleeve 208 are respectively rotatably installed with the polishing rod recycling box B203 and the cover plate 205; the outer wall of the internal thread sleeve 208 is provided with a coil spring, and the other end of the coil spring is fixedly arranged on the outer wall of a cylindrical space formed by the polished rod recycling box B203 and the cover plate 205; the limiting collar 209 is fixedly mounted with the polishing rod recycling box B203; the inner side of the limiting collar 209 is provided with a lug which is slidably arranged in a sliding groove on a threaded rod of the timing plate 206; the clamping block B210 is slidably arranged in a rectangular sleeve of the controller 207, a spring is arranged on one side of the rectangular sleeve of the controller 207 by the clamping block B210, and the other end of the spring is fixedly arranged with the controller 207; the other side of the clamping block B210 is provided with an inclined plane.
In an alternative implementation of the embodiment of the present invention, the controller 207 includes, in addition to the same components as the previous embodiment: control panel, rectangular sleeve, control lever; two control rods are fixedly arranged on two sides of the control plate, and a rectangular sleeve is fixedly arranged in the middle of the control plate; the control rod passes through the hole on the side surface of the polishing rod recycling box A201, the hole on the side surface of the polishing rod recycling box B203 and the hole on the side surface of the cover plate 205; a spring is arranged on the outer side of one side of the control rod, which is close to the control plate, and two ends of the spring are respectively and fixedly arranged on the control plate and the polishing rod recovery box A201; specifically, the timing plate 206 is manually pulled to move away from the cover plate 205, the threaded rod of the timing plate 206 drives the internal threaded sleeve 208 to rotate, so that the coil spring of the internal threaded sleeve 208 is rolled up, the coil spring is stressed and generates elastic force, after the timing plate 206 is moved to a specified position, the polishing rod B204 is pushed to move, then the convex block on the side surface of the polishing rod B204 is driven to move, then the convex block on the side surface of the polishing rod A202 is driven to move, so that the polishing rod A202 is driven to move, then the polishing rod B204 and the polishing rod A202 are moved to the polishing rod recovery box A201 and the polishing rod recovery box B203, when the polishing rod A202 moves to the specified position, the polishing rod A202 contacts with the side surface of the clamping block B210, so that the clamping block B210 is pushed into the groove on the side surface of the polishing rod A202 and the clamping block B210 after the polishing rod A202 moves for a certain distance, and the clamping block B210 is ejected under the action of the spring, so that the polishing rod A202 is fixed, and then the polishing rod B204 is fixed;
then, the timing plate 206 is loosened, the internal thread sleeve 208 reversely rotates under the action of the coil spring, so that the threaded rod of the timing plate 206 is driven to move towards the cover plate 205 under the limit of the limiting collar 209, after a period of time, the timing plate 206 is contacted with the control rod of the controller 207, the timing plate 206 is then moved to drive the control rod of the controller 207 to move, so that the controller 207 is driven to move, the clamping block B210 is separated from the groove of the polishing rod A202, under the action of the spring of the polishing rod A202 and the polishing rod B204, the polishing rod A202 and the polishing rod B204 are popped up, polishing materials placed on the polishing rod A202 are contacted with the inner wall of the steel pipe, and polishing materials placed on the polishing rod B204 are contacted with the inner wall of the steel pipe.
In an alternative implementation of the embodiment of the present invention, except for the parts the same as the previous embodiment, one end of the universal joint 3 is fixedly mounted on the movable rod recovery box 107; the other end of the universal coupling 3 is fixedly mounted with the polishing rod recovery box a 201.
In an alternative embodiment of the present invention, the moving part 1 includes, in addition to the same parts as in the previous example: a power switching mechanism and a control mechanism; the power switching mechanism is fixedly arranged with the supporting rod 103; the power switching mechanism is rotatably installed with the moving rod recycling box 107; the control mechanism is rotatably mounted with the support rod recovery box 101.
In an alternative implementation of the embodiment of the present invention, the power switching mechanism of the moving part 1 includes, in addition to the same parts as the previous embodiment: a circular plate 109, a rectangular plate 110, a control slide 111, and a trapezoidal block 112;
the annular plate 109 is rotatably mounted in a recess in the side of the transfer lever recovery box 107; two springs which are symmetrically arranged are arranged on the circular plate 109, and the other ends of the two springs are fixedly connected with the rectangular plate 110; grooves are formed in two ends of the rectangular plate 110 and are sleeved on the two clamping blocks A106; the side surface of the rectangular plate 110 is provided with a through rectangular hole; two control slide plates 111 are arranged in a mirror image manner; the control slide plate 111 is slidably mounted in the rectangular hole of the rectangular plate 110, one end of the control slide plate 111 in the rectangular plate 110 is provided with a spring, and the other end of the spring is fixedly mounted with the protruding block in the rectangular plate 110; the other end of the control slide plate 111 is provided with a fixed block with an inclined plane; the other end of the control slide plate 111 is provided with a baffle plate with a groove; the grooves on the baffle plate of the control slide plate 111 are slidably arranged on the support sleeve 102; the inclined surface of the trapezoid block 112 is contacted with the inclined surface of the fixed block of the control slide plate 111; the trapezoid block 112 is fixedly installed on the supporting rod 103 through a baffle plate.
In an alternative implementation of the embodiment of the present invention, the power switching mechanism of the moving part 1 further includes, in addition to the same parts as those of the previous embodiment: an internal gear 113, a control gear 114, a control sleeve 115, a long gear 116, and a semicircular plate 117;
the internal gear 113 is fixedly installed with the thread plate 104; the control gear 114 is rotatably mounted with the control sleeve 115; the control sleeve 115 is slidably mounted on one of the shafts mounted on the baffle on the side of the support rod recovery box 101 adjacent to the moving rod recovery box 107; the long gear 116 is fixedly arranged on the other shaft of the support rod recovery box 101, which is arranged on a baffle plate on one side of the support rod recovery box 107 close to the moving rod recovery box; the control gear 114 meshes with the long gear 116; two gears with different height positions are arranged on two sides of the control gear 114; the shaft of one gear is rotatably installed with the support rod recovery box 101, and this gear is meshed with the internal gear 113; the other gear is fixedly installed on the shaft of the moving rod recovery box 107; the long gear 116 is meshed with a gear mounted on the shaft of the motor; the motor is fixedly arranged on the side surface of the support rod recovery box 101; two semicircular plates 117 are in mirror symmetry; one end of the semicircular plate 117 is fixedly arranged with the annular plate 109; the other end of the semicircular plate 117 is in contact with the control sleeve 115; specifically, the motor drives the gear to rotate, thereby driving the long gear 116 to rotate, then driving the control gear 114 to rotate, thereby driving the gear meshed with the internal gear 113 on one side of the control gear 114 to rotate, then driving the internal gear 113 to rotate, thereby driving the threaded plate 104 to rotate, then driving the support sleeve 102 to move outwards, thereby driving the support rod 103 to move, and the support sleeve 102 to move drives the control slide plate 111 to slide in the rectangular plate 110;
when the supporting sleeve 102 and the supporting rod 103 move to a designated position, the roller on the supporting rod 103 is in contact with the inner wall of the steel pipe, the supporting sleeve 102 moves to drive the supporting rod 103 to move, so that the supporting rod 103 is pressed into the supporting sleeve 102, the supporting rod 103 drives the trapezoid block 112 to move when being pressed into the supporting sleeve 102, so that the inclined surface of the trapezoid block 112 slides on the inclined surface of the fixed block of the control sliding plate 111, then the rectangular plate 110 is pulled to move under the action of the spring of the annular plate 109, so that the semicircular plate 117 is driven to move, and the control sleeve 115 drives the control gear 114 to move under the action of the spring, so that the control gear 114 is disengaged from the gear meshed with the inner gear 113 and meshed with the gear arranged on the shaft of the moving rod recovery box 107;
the control gear 114 rotates to drive a gear mounted on the shaft of the movable rod recycling box 107 to rotate, and then drives the movable rod recycling box 107 to rotate, so as to drive the movable rod 108 to rotate, and then drives equipment to move through the rotation of the inclined friction block on the movable rod 108 in the steel pipe.
In an alternative implementation of the embodiment of the present invention, the control mechanism of the moving part 1 includes, in addition to the same parts as the previous embodiment: screw plate 104, sleeve 105 and clamping block A106
The screw plate 104 is rotatably installed with the support rod recovery box 101; the screw plate 104 is rotatably installed in the circular groove of the support rod recovery box 101; the edge of one side of the threaded plate 104, which is close to the movable rod recovery box 107, is provided with a circular ring sleeve, and the circular ring sleeve of the threaded plate 104 is rotatably arranged in a groove of one side of the support rod recovery box 101, which is close to the movable rod recovery box 107; the side of the thread plate 104, which is contacted with the support sleeve 102, is provided with a vortex-shaped bulge; the swirl projections of the thread plate 104 cooperate with the swirl grooves of the support sleeve 102; the sleeve 105 is fixedly arranged with the annular sleeve of the thread plate 104; a plurality of grooves which are arranged in a circumferential array are formed on one side of the sleeve 105 close to the movable rod recovery box 107; the clamping blocks A106 are distributed in a circumferential array; the clamping block A106 is slidably arranged in the groove of the sleeve 105; the latch a106 may latch the bump on the side of the moving lever 108, thereby latching the moving lever 108; inclined planes are arranged on both sides and the outer side of the clamping block A106; specifically, the threaded plate 104 rotates to drive the sleeve 105 to rotate, thereby driving the fixture block a106 to rotate.
Working principle: when the inner wall of the steel pipe needs to be polished, the mobile part 1 of the equipment is firstly put into the steel pipe, the universal coupler 3 is held by a hand, the coordination of all parts is controlled by a remote control, a motor is firstly started, the motor drives a gear to rotate, so that the long gear 116 is driven to rotate, then the control gear 114 is driven to rotate, one side of the control gear 114 is driven to rotate, the gear meshed with the internal gear 113 is driven to rotate, then the internal gear 113 is driven to rotate, so that the threaded plate 104 is driven to rotate, then the support sleeve 102 is driven to move outwards, the support rod 103 is driven to move, and the support sleeve 102 is driven to move so that the control slide plate 111 slides in the rectangular plate 110;
when the threaded plate 104 rotates, the sleeve 105 is driven to rotate, the clamping block A106 is driven to rotate away from the convex block on the side surface of the moving rod 108, the moving rod 108 is separated from the clamping block A106, the moving rod 108 is ejected under the action of a spring, and a friction block arranged on the moving rod 108 is in contact with the inner wall of the steel pipe;
when the supporting sleeve 102 and the supporting rod 103 move to a designated position, the roller on the supporting rod 103 is in contact with the inner wall of the steel tube, the supporting sleeve 102 moves to drive the supporting rod 103 to move, so that the supporting rod 103 is pressed into the supporting sleeve 102, the supporting rod 103 drives the trapezoid block 112 to move when being pressed into the supporting sleeve 102, so that the inclined surface of the trapezoid block 112 slides on the inclined surface of the fixed block of the control slide plate 111, then the rectangular plate 110 is pulled to move under the action of the spring of the annular plate 109, the semicircular plate 117 is driven to move, the control sleeve 115 drives the control gear 114 to move under the action of the spring, the control gear 114 is disengaged from the gear engaged with the inner gear 113 and is engaged with the gear mounted on the shaft of the movable rod recovery box 107, at the moment, the supporting sleeve 102 and the supporting rod 103 support equipment in the steel tube, and the motor stops rotating;
manually pulling the timing plate 206 to move away from the cover plate 205, wherein a threaded rod of the timing plate 206 drives the internal thread sleeve 208 to rotate, so that the coil spring of the internal thread sleeve 208 is rolled up, then the coil spring is stressed and generates elastic force, after the timing plate 206 is moved to a specified position, the polishing rod B204 is pushed to move, then the bump on the side surface of the polishing rod B204 is driven to move, then the bump on the side surface of the polishing rod A202 is driven to move, so that the polishing rod A202 is driven to move, then the polishing rod B204 and the polishing rod A202 are moved into the polishing rod recovery box A201 and the polishing rod recovery box B203, when the polishing rod A202 is moved to the specified position, the polishing rod A202 is contacted with the side surface of the clamping block B210, so that the clamping block B210 is pushed into the rectangular sleeve of the controller 207, then the polishing rod A202 is moved, and after the polishing rod A202 is moved to a certain distance, the groove on the side surface of the polishing rod A202 is ejected under the action of the spring, so that the clamping block B210 is clamped into the groove on the side surface of the polishing rod A202, so that the polishing rod A202 is fixed, and then the polishing rod B204 is fixed;
the motor is started to drive the gear to rotate, so that the long gear 116 is driven to rotate, the control gear 114 is driven to rotate, the gear mounted on the shaft of the movable rod recycling box 107 is driven to rotate, the movable rod 108 is driven to rotate, the inclined friction block on the movable rod 108 rotates in the steel pipe, and the equipment is driven to move;
then loosening the timing plate 206, reversely rotating the internally threaded sleeve 208 under the action of the coil spring, so as to drive the threaded rod of the timing plate 206 to move towards the cover plate 205 under the limit of the limiting collar 209, after a period of time, the moving rod 108 drives the equipment to integrally move into the steel pipe, at this time, the timing plate 206 contacts with the control rod of the controller 207, the timing plate 206 then moves to drive the control rod of the controller 207 to move, thereby driving the controller 207 to move, and then driving the clamping block B210 to move, and then enabling the clamping block B210 to be separated from the groove of the polishing rod A202, under the action of the spring of the polishing rod A202 and the polishing rod B204, the polishing rod A202 is popped up with the polishing rod B204, the polishing material placed on the polishing rod A202 contacts with the inner wall of the steel pipe, the polishing material placed on the polishing rod B204 contacts with the inner wall of the steel pipe, and the moving rod recovery box 107 drives the universal coupling 3 to rotate, and then drives the polishing rod recovery box A201 to rotate, and then drives the polishing rod recovery box B203 to rotate, thereby driving the polishing rod A202 and the polishing rod B204 to rotate, and the polishing material mounted on the polishing rod B204 to polish the inner wall.
After polishing is finished, the moving part 1 moves out of the steel pipe, the motor is stopped, the equipment is manually taken out, and the equipment is manually reset, so that the next use is convenient;
therefore, the inner wall of the steel pipe can be automatically polished, and two different polishing materials are used for polishing, so that the polishing effect is better.
Claims (2)
1. An automatic polishing machine for the inner wall of a steel pipe is characterized by comprising a moving part (1), a polishing part (2) and a universal coupling (3); the moving part (1) is characterized by comprising: a support rod recovery box (101), a support sleeve (102), a support rod (103), a moving rod recovery box (107) and a moving rod (108); the outer wall of the support rod recovery box (101) is provided with a plurality of sliding grooves which are in a circumferential array; the support sleeve (102) is slidably arranged in a chute on the outer wall of the support rod recovery box (101); the support rod (103) is slidably arranged in the support sleeve (102); the shaft of the movable rod recovery box (107) is rotatably arranged in a hole in the middle of the support rod recovery box (101); a plurality of sliding grooves which are in a circumferential array are arranged on the outer wall of the movable rod recovery box (107); the moving rod (108) is slidably arranged in a chute on the outer wall of the moving rod recycling box (107); a lug with an inclined plane is arranged on one side of the movable rod (108) close to the support rod recovery box (101);
the polishing section (2) comprises: polishing rod recycling box A (201), polishing rod A (202), polishing rod recycling box B (203), polishing rod B (204); the polishing rod recycling box A (201) and the polishing rod recycling box B (203) are fixedly installed; the polishing rod A (202) is slidably arranged in a chute on the outer wall of the polishing rod recycling box A (201); a bump is arranged on one side of the polishing rod A (202) close to the polishing rod recycling box B (203); a bump is arranged on one side of the polishing rod B (204) close to the polishing rod recycling box A (201); the convex block of the polishing rod A (202) is fixedly connected with the convex block of the polishing rod B (204); the polishing rod B (204) is slidably arranged in a chute arranged on the outer wall of the polishing rod recycling box B (203);
the polishing part (2) further comprises: a cover plate (205), a timing plate (206), a controller (207) and an internal thread sleeve (208);
the cover plate (205) is fixedly arranged with the polishing rod recycling box B (203); the threaded rod of the timing plate (206) is in threaded installation with the internal thread sleeve (208); both ends of the internal thread sleeve (208) are respectively rotatably installed with the polishing rod recycling box B (203) and the cover plate (205); a coil spring is arranged on the outer wall of the internal thread sleeve (208), and the other end of the coil spring is fixedly arranged on the outer wall of a cylindrical space formed by the polished rod recycling box B (203) and the cover plate (205); the limiting lantern ring (209) is fixedly arranged with the polishing rod recycling box B (203); the inner side of the limiting lantern ring (209) is provided with a lug which is slidably arranged in a sliding groove on a threaded rod of the timing plate (206); the clamping block B (210) is slidably arranged in a rectangular sleeve of the controller (207); the other side of the clamping block B (210) is provided with an inclined plane;
one end of the universal coupler (3) is fixedly arranged on the movable rod recovery box (107); the other end of the universal coupling (3) is fixedly arranged with the polishing rod recycling box A (201);
the moving part (1) further comprises: a power switching mechanism and a control mechanism; the power switching mechanism is fixedly arranged with the supporting rod (103); the power switching mechanism is rotatably arranged with the movable rod recovery box (107); the control mechanism is rotatably arranged with the support rod recovery box (101);
the power switching mechanism of the moving part (1) comprises: a circular plate (109), a rectangular plate (110), a control slide plate (111) and a trapezoid block (112); the annular plate (109) is rotatably arranged in a groove on the side surface of the movable rod recycling box (107); two springs which are symmetrically arranged are arranged on the annular plate (109), and the other ends of the two springs are fixedly connected with the rectangular plate (110); the control sliding plate (111) is slidably arranged in a rectangular hole of the rectangular plate (110), and a groove on a baffle of the control sliding plate (111) is slidably arranged on the support sleeve (102); the trapezoid block (112) is fixedly arranged on the supporting rod (103) through a baffle plate;
the power switching mechanism of the moving part (1) further comprises: an internal gear (113), a control gear (114), a control sleeve (115), a long gear (116) and a semicircular plate (117); the internal gear (113) is fixedly arranged with the thread plate (104); the control gear (114) is rotatably arranged with the control sleeve (115); the control sleeve (115) is slidably arranged on one shaft of the support rod recovery box (101) which is arranged on a baffle plate at one side close to the movable rod recovery box (107); the long gear (116) is fixedly arranged on the other shaft of the support rod recovery box (101) which is arranged on a baffle plate at one side close to the movable rod recovery box (107); the control gear (114) is meshed with the long gear (116); one end of the semicircular plate (117) is fixedly arranged with the annular plate (109); the other end of the semicircular plate (117) is in contact with the control sleeve (115);
the control mechanism of the moving part (1) comprises: a thread plate (104), a sleeve (105) and a clamping block A (106); the thread plate (104) is rotatably arranged with the support rod recovery box (101); a vortex-shaped bulge is arranged on one side of the threaded plate (104) contacted with the supporting sleeve (102); the sleeve (105) is fixedly arranged with the annular sleeve of the thread plate (104); a plurality of grooves which are distributed in a circumferential array are arranged on one side of the sleeve (105) close to the movable rod recovery box (107); the clamping blocks A (106) are distributed in a circumferential array manner; the clamping block A (106) is slidably arranged in the groove of the sleeve (105).
2. An automatic polishing machine for inner walls of steel pipes according to claim 1, characterized in that said controller (207) comprises: control panel, rectangular sleeve, control lever;
two control rods are fixedly arranged on two sides of the control plate, and a rectangular sleeve is fixedly arranged in the middle of the control plate; the control rod passes through the hole on the side surface of the polishing rod recycling box A (201), the hole on the side surface of the polishing rod recycling box B (203) and the hole on the side surface of the cover plate (205); the outside of one side of the control rod, which is close to the control plate, is provided with a spring, and two ends of the spring are respectively and fixedly arranged on the control plate and the polishing rod recycling box A (201).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311443790.6A CN117325066B (en) | 2023-11-02 | 2023-11-02 | Automatic polishing machine for inner wall of steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202311443790.6A CN117325066B (en) | 2023-11-02 | 2023-11-02 | Automatic polishing machine for inner wall of steel pipe |
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| CN117325066A CN117325066A (en) | 2024-01-02 |
| CN117325066B true CN117325066B (en) | 2024-03-19 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202311443790.6A Active CN117325066B (en) | 2023-11-02 | 2023-11-02 | Automatic polishing machine for inner wall of steel pipe |
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| CN117325066A (en) | 2024-01-02 |
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