CN117532470A - Main drive sealing runway laser cladding repair self-adaptive cutting polishing device - Google Patents
Main drive sealing runway laser cladding repair self-adaptive cutting polishing device Download PDFInfo
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- CN117532470A CN117532470A CN202410021584.4A CN202410021584A CN117532470A CN 117532470 A CN117532470 A CN 117532470A CN 202410021584 A CN202410021584 A CN 202410021584A CN 117532470 A CN117532470 A CN 117532470A
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- clamping
- sealing runway
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- wedge block
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- 238000005498 polishing Methods 0.000 title claims abstract description 107
- 238000007789 sealing Methods 0.000 title claims abstract description 84
- 238000005520 cutting process Methods 0.000 title claims abstract description 44
- 238000004372 laser cladding Methods 0.000 title claims abstract description 23
- 230000008439 repair process Effects 0.000 title claims description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 23
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 10
- 239000010959 steel Substances 0.000 claims abstract description 10
- 239000003638 chemical reducing agent Substances 0.000 claims description 8
- 230000005540 biological transmission Effects 0.000 claims description 5
- 239000013013 elastic material Substances 0.000 claims description 3
- 238000001125 extrusion Methods 0.000 claims description 3
- 230000000149 penetrating effect Effects 0.000 claims description 3
- 230000002093 peripheral effect Effects 0.000 claims description 3
- 230000009471 action Effects 0.000 description 4
- 239000002699 waste material Substances 0.000 description 4
- 238000005299 abrasion Methods 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 238000005253 cladding Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000003044 adaptive effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000011159 matrix material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 238000007517 polishing process 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
- B24B27/00—Other grinding machines or devices
- B24B27/0076—Other grinding machines or devices grinding machines comprising two or more grinding tools
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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
- B24B27/0092—Grinding attachments for lathes or the like
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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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
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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
- B24B41/00—Component parts such as frames, beds, carriages, headstocks
- B24B41/06—Work supports, e.g. adjustable steadies
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Grinding And Polishing Of Tertiary Curved Surfaces And Surfaces With Complex Shapes (AREA)
Abstract
The invention relates to the technical field of polishing and repairing, and discloses a self-adaptive cutting and polishing device for laser cladding and repairing of a main driving sealing runway, which comprises a bearing, wherein a controller is fixedly arranged at the front end of the bearing, a plurality of rows of steel balls are circumferentially arranged on the edge of the surface of the bearing, a working groove is formed in the left side of the bearing, negative suction grooves are formed in two sides of the working groove, a three-jaw positioning mechanism is arranged at the top of the bearing, and the three-jaw positioning mechanism can automatically rotate. According to the invention, the normal inner diameter, outer diameter and thickness data of the sealing runway are obtained in advance through the controller, after the centering and fixing of the sealing runway are controlled, the controller automatically adjusts the extension length of the polishing strip according to the calculated point positions of each part of the sealing runway, controls and adjusts the relative positions of the polishing disc, the polishing strip and the polishing roller and the cutting and polishing of the sealing runway, and subsequently simultaneously controls the polishing roller and the polishing disc to rotate, so that the self-adaptive cutting and polishing of the upper surface, the lower surface and the side surface of the sealing runway with different specifications can be simultaneously carried out, and the repairing efficiency is improved.
Description
Technical Field
The invention relates to the technical field of polishing and repairing, in particular to a self-adaptive cutting and polishing device for laser cladding repairing of a main driving sealing runway.
Background
When the shield machine is tunneled in a tunnel, the main bearing sealing runway and the lip-shaped sealing ring are in relative rotation friction, hard particles are inevitably permeated into the main bearing sealing system due to severe construction conditions, and abrasion grooves are often formed in the outer ring of the sealing runway due to high linear speed of the outer ring of the sealing runway, when the grooves reach a certain depth, the main bearing sealing runway and the lip-shaped sealing ring cannot be in close contact, the main bearing sealing fails, the whole shield machine cannot continue to serve, the replacement cost of the sealing runway of the shield machine is high, and remanufacturing and repairing are one of important ways for protecting and increasing value due to single damaged form of the sealing runway of the shield machine.
Because the laser cladding technology has the advantages of concentrated energy, small heat affected zone, high material utilization rate, high bonding strength of a coating and a matrix and the like, after the conventional shield machine sealing runway is worn, the technology is often used for repairing, after the damaged sealing runway is subjected to laser cladding, the rough surface and the redundant part of the sealing runway are required to be cut and polished, when the general main driving sealing runway laser cladding repairing cutting and polishing device is used, after the sealing runway is positioned, the upper surface, the lower surface and the lateral surface of the same area of the sealing runway cannot be cut and polished at the same time, the surfaces in all directions are required to be cut and polished step by step, and the upper surface and the lower surface of the sealing runway are required to be turned and replaced in the cutting and polishing process, so that the operation is inconvenient, and the polishing and repairing efficiency is seriously influenced.
Disclosure of Invention
The invention aims at: the invention provides a self-adaptive cutting and polishing device for laser cladding repairing of a main driving sealing runway, which aims to solve the problem that when a general cutting and polishing device for laser cladding repairing of a main driving sealing runway is used, multiple surfaces of the main driving sealing runway are difficult to cut and polish at the same time, so that the repairing efficiency is low.
The invention adopts the following technical scheme for realizing the purposes:
the self-adaptive cutting and polishing device for laser cladding repair of the main driving sealing runway comprises a bearing seat, wherein a controller is fixedly arranged at the front end of the bearing seat, a plurality of rows of steel balls are circumferentially arranged on the edge of the surface of the bearing seat, a working groove is formed in the left side of the bearing seat, negative suction grooves are formed in the two sides of the working groove, a three-jaw positioning mechanism is arranged at the top of the bearing seat, and the three-jaw positioning mechanism can automatically rotate;
the clamping frame is slidably mounted in the working groove, a telescopic cylinder A is movably hinged between the front side and the rear side of the clamping frame and the side wall of the bearing seat, the upper side and the lower side of the inner wall of the clamping frame are slidably connected with a movable frame capable of automatically moving along the up-down direction, a clamping block capable of automatically moving along the left-right direction is slidably mounted on the inner wall of the movable frame, a polishing roller is movably inserted between the clamping blocks, a rotating roller is rotatably connected to the right side of the movable frame, the rotating roller can synchronously operate with the polishing roller, a polishing disc is fixedly connected to the bottom of the rotating roller, polishing strips are slidably clamped at the bottom of the polishing disc, and a circle formed by the rotation outer diameter of the polishing strips is tangent to the surface of the polishing roller;
the inner cavity of the bearing seat is provided with a driving worm in a driving way, and the driving worm is connected between the three-jaw positioning machine and the rotating roller in a driving way.
Further, the three-jaw positioning mechanism comprises a chuck rotatably mounted at the top of the bearing seat, the chuck is coaxial with the bearing seat, a pushing piece is slidably mounted at the edge of the chuck, a hydraulic cylinder is fixedly mounted at the center of the chuck, a connecting rod is movably hinged between the telescopic end of the hydraulic cylinder and the pushing piece, and a worm wheel shaft movably penetrating through the bearing seat is fixedly connected at the center of the bottom of the chuck.
Further, the pushing piece is used for extruding and centering the sealing runway, the pushing piece is T-shaped, the outer end surface of the pushing piece comprises a layer of elastic material for increasing the surface friction coefficient, and the number of the pushing pieces is three and the pushing pieces are circumferentially arrayed.
Further, the negative suction groove extends to the peripheral surface of the bearing seat, and the outer end of the negative suction groove is connected with the waste chip suction mechanism.
Further, an adjusting screw A and an adjusting screw B are in driving connection in the clamping frame, the adjusting screw A is in threaded connection with the movable frame on the upper side, and the adjusting screw B is in threaded connection with the movable frame on the lower side;
the adjusting screw rod A movably penetrates through the movable frame on the lower side, and the adjusting screw rod B movably penetrates through the movable frame on the upper side.
Further, the movable frame is connected with a clamping ring in a sliding clamping mode, the clamping ring is movably sleeved on the periphery of the rotary roller, a first hinge rod is movably connected between the clamping ring and the clamping block, and a telescopic cylinder B is fixedly connected between the clamping ring and the side wall of the movable frame.
Further, the left wall of the rotating roller is slidably connected with a movable strip, a second hinge rod is movably connected between the movable strip and the polishing strip, and the movable strip is rotatably clamped on the inner wall of the clamping ring.
Further, a gear reducer is slidably mounted at the bottom of the clamping frame, the upper side and the lower side of the gear reducer respectively comprise two coaxial output ends, wherein the upper output end is fixedly connected with the polishing roller, the lower output end is a deceleration output end, and the deceleration output end is fixedly connected with a worm gear;
the driving worm is respectively connected with the worm gear and the worm wheel shaft in a meshed manner.
Further, the upper wall and the lower wall of the inner cavity of the clamping frame are both slidably provided with a transverse wedge block and a longitudinal wedge block, the transverse wedge block can move along the left-right direction, the longitudinal wedge block can move along the front-back direction, inclined planes which are mutually movably abutted are arranged between the transverse wedge block and the longitudinal wedge block, the transverse wedge block is movably clamped with the longitudinal wedge block, and one sides, close to the inclined planes of the transverse wedge block, of the upper wall and the lower wall of the inner cavity of the clamping frame are rotationally connected with a clamping sleeve;
the transverse wedge block is rotationally connected with the polishing roller, the clamping sleeve is in sliding clamping connection with the rotating roller, the bottom of the longitudinal wedge block is rotationally connected with a protruding shaft, and a transmission belt is movably sleeved between the protruding shaft, the polishing roller and the clamping sleeve.
Further, the controller is electrically connected with the adjusting screw a, the adjusting screw B and the driving source of the driving worm respectively, and the controller is electrically connected with the telescopic cylinder a and the telescopic cylinder B respectively.
The beneficial effects of the invention are as follows:
1. according to the invention, the normal inner diameter, outer diameter and thickness data of the sealing runway are obtained in advance through the controller, the sealing runway is controlled to be hoisted to the bearing surface, after the sealing runway is centered and fixed by the three-jaw positioning mechanism, the controller can automatically adjust the extension length of the polishing strip according to the calculated point positions of each part of the sealing runway, the relative positions of the polishing disc, the polishing strip, the polishing roller and the sealing runway cutting and polishing are controlled, and then the polishing roller and the polishing disc are simultaneously controlled to rotate, so that the sealing runways with different specifications can be simultaneously subjected to self-adaptive cutting and polishing of the upper surface, the lower surface and the side surfaces, and the repairing efficiency is improved.
2. According to the invention, after the sealing runway is positioned by the three-jaw positioning mechanism, the driving worm is utilized to simultaneously drive the three-jaw positioning machine and the rotating roller, and the rotating roller and the polishing roller are matched to synchronously operate, so that the sealing runway can be controlled to automatically rotate while simultaneously cutting and polishing the multiple sides of the sealing runway, and the cutting and polishing area is adjusted, so that the sealing runway is convenient and quick to use.
3. According to the invention, the grinding roller is tightly attached to the grinding strip to realize cutting and grinding of the sealing runway, and redundant cladding materials in the corner connection areas of the upper surface, the lower surface and the outer surface of the sealing runway can be acted by the cutting and grinding actions in two directions simultaneously, so that the full and reliable cutting repair is ensured, and the existence of redundant cladding materials is avoided.
4. According to the invention, by utilizing the design of the circumferential array of the steel balls, after the sealing runway is lifted to the steel balls on the surface of the bearing seat, when the sealing runway is centered and fixed by utilizing the three-jaw positioning mechanism, the sealing runway can rapidly move with small resistance in any direction along the surface of the bearing seat under the action of extrusion force, so that the positioning abrasion of the sealing runway is reduced, and the convenience in positioning the sealing runway is improved.
Drawings
FIG. 1 is a perspective view of a cutting and grinding apparatus of the present invention;
FIG. 2 is a partial perspective cutaway view of the cutting and grinding apparatus of the present invention;
FIG. 3 is a block diagram of a three-dimensional structure of the cutting and polishing device of the present invention;
FIG. 4 is a perspective cut-away view of a clamping frame of the cutting and polishing device of the present invention;
FIG. 5 is a perspective cutaway view of a movable frame of the cutting and polishing device of the present invention;
FIG. 6 is a perspective view of the cross wedge and the longitudinal wedge of the cutting and polishing device of the present invention;
fig. 7 is a perspective view of the clasp of the cutting and polishing device of the present invention.
Reference numerals: 1. a bearing seat; 11. a controller; 12. steel balls; 13. a working groove; 14. a negative suction groove; 15. driving a worm; 2. a chuck; 21. a pushing member; 22. a hydraulic cylinder; 23. a connecting rod; 24. a worm wheel shaft; 3. a clamping frame; 31. a telescopic cylinder A; 32. adjusting the screw rod A; 33. an adjusting screw rod B; 34. a transverse wedge block; 35. a longitudinal wedge; 36. a protruding shaft; 37. a cutting sleeve; 38. a transmission belt; 39. a gear reducer; 310. a worm gear; 4. a movable frame; 41. a clamping block; 42. a grinding roller; 43. a rotating roller; 44. polishing the grinding disc; 45. polishing the strip; 46. a movable bar; 47. a second hinge rod; 48. a clasp; 49. a first hinge rod; 410. and a telescopic cylinder B.
Detailed Description
In order to make the objects, technical solutions and advantages of the embodiments of the present invention more clear, the technical solutions of the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.
A laser cladding repair adaptive cutting and grinding device for a primary drive seal runway in accordance with a preferred embodiment of the present invention will be described in detail below.
Example 1
As shown in fig. 1-7, the self-adaptive cutting and polishing device for laser cladding repair of a main driving sealing runway comprises a bearing seat 1, wherein a controller 11 is fixedly arranged at the front end of the bearing seat 1, a plurality of rows of steel balls 12 are circumferentially arranged on the edge of the surface of the bearing seat 1, a working groove 13 is formed in the left side of the bearing seat 1, negative suction grooves 14 are formed in two sides of the working groove 13, a three-jaw positioning mechanism is arranged at the top of the bearing seat 1, and the three-jaw positioning mechanism can automatically rotate;
the clamping frame 3 is slidably mounted in the working groove 13, a telescopic cylinder A31 is movably hinged between the front side and the rear side of the clamping frame 3 and the side wall of the bearing seat 1, the upper side and the lower side of the inner wall of the clamping frame 3 are slidably connected with a movable frame 4 capable of automatically moving along the up-down direction, the inner wall of the movable frame 4 is slidably mounted with a clamping block 41 capable of automatically moving along the left-right direction, a polishing roller 42 is movably inserted between the clamping blocks 41, the right side of the movable frame 4 is rotatably connected with a rotary roller 43, the rotary roller 43 can synchronously operate with the polishing roller 42, the bottom of the rotary roller 43 is fixedly connected with a polishing disc 44, the bottom of the polishing disc 44 is slidably clamped with a polishing strip 45, and a circle formed by the rotating outer diameter of the polishing strip 45 is tangent with the surface of the polishing roller 42;
the driving worm 15 is arranged in the inner cavity of the bearing seat 1 in a driving way, and the driving worm 15 is connected between the three-jaw positioning machine and the rotating roller 43 in a driving way.
Further, the negative suction groove 14 extends to the outer peripheral surface of the bearing seat 1, and the outer end of the negative suction groove 14 is connected with a waste chip suction mechanism, so that waste chips generated in and near the working groove 13 can be collected intensively by the design that the negative suction groove 14 is hidden in the working groove 13.
When cutting and polishing the sealing runway, hoisting the sealing runway after laser cladding repair onto steel balls 12 on the surface of a bearing seat 1, centering and fixing the sealing runway by utilizing a three-jaw positioning mechanism, wherein the sealing runway can be quickly moved and adjusted with small resistance in any direction along the surface of the bearing seat 1 under the action of the extrusion force of the three-jaw positioning mechanism by utilizing the design of a plurality of rows of steel balls 12 in a circumferential array in the fixing process, so that the positioning abrasion of the sealing runway is reduced, the positioning convenience of the sealing runway is improved, and after the centering positioning of the sealing runway is finished, a controller 11 is used for controlling a driving worm 15 to simultaneously drive a three-jaw positioning machine and a rotating roller 43, and simultaneously controlling a polishing roller 42 to drive a polishing strip 45 to rotate;
the operation is to the controller 11 to input the data of the inner diameter, the outer diameter and the thickness of the sealing runway under the unworn state, because the height corresponding to the top point of the steel ball 12 is known, the controller 11 can correspondingly calculate the point positions of the sealing runway on each area of the bearing 1 according to the thickness information of the upper surface and the lower surface of the sealing runway and the distance information of the inner surface and the outer surface relative to the axle center of the bearing 1, then the controller 11 automatically controls the telescopic cylinders A31 on two sides to quantitatively shrink, the clamping frame 3 is pulled to move towards the inside of the working groove 13, the rotating roller 43 automatically moves to the corresponding side of the upper surface and the lower surface of the sealing runway, the axle center of the rotating roller 43 is positioned on the center between the inner side and the outer side of the sealing runway, meanwhile, the controller 11 controls the polishing roller 42 to automatically lean against the periphery of the sealing runway, until the circle formed by the periphery of the polishing roller 42 is just tangential to the circle formed by the normal outer diameter of the sealing runway, the rotating range of the polishing strip 45 just covers the upper surface and the lower surface of the sealing runway, the follow-up controller 11 continues to control the movable frames 4 on the upper side and the lower side to adaptively move close to each other, the surfaces of the polishing discs 44 on the two sides can just coincide with the normal upper surface and the lower surface of the sealing runway, the polishing roller 42 and the polishing discs 44 are continuously operated and matched with the polishing strip 45, so that the upper surface, the lower surface and the side of the sealing runway can be cut and polished simultaneously, the repairing efficiency is improved, waste scraps can be collected intensively by utilizing the negative suction groove 14, and the sealing runway can automatically rotate along with the three-jaw positioning mechanism during the process, thereby adjusting the cutting and polishing area, and the use is convenient and quick.
In a second embodiment, based on the above embodiment, a three-jaw positioning mechanism is provided;
as shown in fig. 1-2, the three-jaw positioning mechanism comprises a chuck 2 rotatably mounted at the top of a bearing seat 1, the chuck 2 is coaxial with the bearing seat 1, a pushing piece 21 is slidably mounted at the edge of the chuck 2, a hydraulic cylinder 22 is fixedly mounted at the center of the chuck 2, a connecting rod 23 is movably hinged between the telescopic end of the hydraulic cylinder 22 and the pushing piece 21, and a worm wheel shaft 24 movably penetrating through the bearing seat 1 is fixedly connected at the center of the bottom of the chuck 2.
Further, the pushing element 21 is used for extruding and centering the sealing runway, the pushing element 21 is in a T shape, the outer end surface of the pushing element 21 comprises a layer of elastic material for increasing the surface friction coefficient, and the number of the pushing elements 21 is three and the circumference is arrayed.
Specifically, when the sealing runway is located on the surface of the bearing seat 1, the hydraulic cylinder 22 contracts and pulls the connecting rod 23, and the uniformly arranged pushing pieces 21 are utilized, so that the sealing runway can be centered and positioned, and the subsequent determination of the point positions of all parts of the sealing runway is facilitated.
An embodiment III provides an adjusting mechanism for cutting and polishing points on the basis of the embodiment;
as shown in fig. 3-5, an adjusting screw A32 and an adjusting screw B33 are in driving connection in the clamping frame 3, the adjusting screw A32 is in threaded connection with the upper movable frame 4, and the adjusting screw B33 is in threaded connection with the lower movable frame 4;
the adjusting screw A32 is movably penetrated with the movable frame 4 at the lower side, and the adjusting screw B33 is movably penetrated with the movable frame 4 at the upper side.
Specifically, the movable frame 4 on the upper side is adjusted up and down by using the adjusting screw a32, and the movable frame 4 on the lower side is adjusted up and down by using the adjusting screw B33, so that the polishing disc 44 can be controlled to drive the polishing strips 45 to abut against the upper side and the lower side of the sealing runway for cutting and polishing.
Further, a snap ring 48 is slidably clamped on the movable frame 4, the snap ring 48 is movably sleeved on the periphery of the rotary roller 43, a first hinge rod 49 is movably connected between the snap ring 48 and the clamping block 41, and a telescopic cylinder B410 is fixedly connected between the snap ring 48 and the side wall of the movable frame 4.
Further, a movable bar 46 is slidably connected to the left wall of the rotating roller 43, a second hinge rod 47 is movably connected between the movable bar 46 and the polishing bar 45, and the movable bar 46 is rotatably clamped to the inner wall of the clamping ring 48.
Further, the controller 11 is electrically connected to the driving sources of the adjusting screw a32, the adjusting screw B33 and the driving worm 15, and the controller 11 is electrically connected to the telescopic cylinder a31 and the telescopic cylinder B410.
Specifically, when the controller 11 controls the two telescopic cylinders B410 to drive the snap ring 48 to move up and down respectively, the movable bar 46 clamped with the snap ring 48 in a rotating way moves up and down synchronously, and the second hinge rod 47 is utilized to drive, so that the extension length of the polishing bar 45 relative to the polishing disc 44 can be adjusted, the polishing disc 44 and the polishing bar 45 can automatically change the polishing range according to the width of an actual sealing runway, meanwhile, the first hinge rod 49 and the second hinge rod 47 perform the same action when the snap ring 48 moves, so that the clamping block 41 is driven to drive the polishing roller 42 to move in the same direction and the same distance relative to the polishing bar 45, the circle formed by the rotating outer diameter of the polishing bar 45 is ensured to be tangent to the surface of the polishing roller 42, and the cutting polishing effect is improved.
An embodiment IV provides a transmission mechanism for cutting and polishing based on the embodiment above;
as shown in fig. 1-7, a gear reducer 39 is slidably mounted at the bottom of the clamping frame 3, and two coaxial output ends are respectively arranged at the upper side and the lower side of the gear reducer 39, wherein the upper output end is fixedly connected with a grinding roller 42, the lower output end is a deceleration output end, and the deceleration output end is fixedly connected with a worm gear 310;
the drive worm 15 is engaged with the worm gear 310 and the worm wheel shaft 24, respectively.
Specifically, by using the gear reducer 39, the chuck 2 can drive the sealing runway to rotate at a slower speed on the basis of using the driving worm 15 as a main output source, and the polishing roller 42, the polishing disc 44 and the polishing strip 45 can rotate at a faster speed, so that the polishing reliability and stability as well as connectivity are ensured.
Further, the upper wall and the lower wall of the inner cavity of the clamping frame 3 are respectively provided with a transverse wedge block 34 and a longitudinal wedge block 35 in a sliding manner, the transverse wedge block 34 can move along the left-right direction, the longitudinal wedge block 35 can move along the front-back direction, inclined planes which are mutually movably abutted are arranged between the transverse wedge block 34 and the longitudinal wedge block 35, the transverse wedge block 34 is movably clamped with the longitudinal wedge block 35, and one sides, close to the inclined planes of the transverse wedge block 34, of the upper wall and the lower wall of the inner cavity of the clamping frame 3 are rotatably connected with a clamping sleeve 37;
the transverse wedge block 34 is rotationally connected with the grinding roller 42, the clamping sleeve 37 is in sliding clamping connection with the rotating roller 43, the bottom of the longitudinal wedge block 35 is rotationally connected with the protruding shaft 36, and the driving belt 38 is movably sleeved among the protruding shaft 36, the grinding roller 42 and the clamping sleeve 37.
Specifically, when the grinding roller 42 is indirectly driven to rotate by the driving worm 15, the driving belt 38 is utilized to drive the clamping sleeve 37 to synchronously rotate, the corresponding clamping sleeve 37 drives the rotating roller 43 to enable the grinding disc 44 and the grinding strip 45 to rotate, when the distance between the grinding roller 42 and the rotating roller 43 is changed, the grinding roller 42 drives the transverse wedge block 34 to shift, and the corresponding longitudinal wedge block 35 is adaptively shifted under the clamping effect of the transverse wedge block 34, so that the driving belt 38 is automatically adjusted to ensure stable transmission.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (10)
1. The utility model provides a self-adaptation cutting grinding device is restoreed in main drive seal runway laser cladding, includes bearing (1), its characterized in that, bearing (1) front end is fixed with controller (11), bearing (1) surface edge circumference array has many rows of steel balls (12), work groove (13) have been seted up in bearing (1) left side, negative suction groove (14) have been seted up in work groove (13) both sides, bearing (1) top is provided with three-jaw positioning mechanism, three-jaw positioning mechanism can autogiration;
the automatic polishing device is characterized in that a clamping frame (3) is slidably arranged in the working groove (13), a telescopic cylinder A (31) is movably hinged between the front side and the rear side of the clamping frame (3) and the side wall of the bearing seat (1), a movable frame (4) capable of automatically moving along the up-down direction is slidably connected to the upper side and the lower side of the inner wall of the clamping frame (3), a clamping block (41) capable of automatically moving along the left-right direction is slidably arranged on the inner wall of the movable frame (4), a polishing roller (42) is movably inserted between the clamping blocks (41), a rotating roller (43) is rotatably connected to the right side of the movable frame (4), a polishing disc (44) is fixedly connected to the bottom of the rotating roller (43), a polishing strip (45) is slidably clamped at the bottom of the polishing disc (44), and a circle formed by the outer diameter of the polishing strip (45) is tangent to the surface of the polishing roller (42).
The inner cavity of the bearing seat (1) is provided with a driving worm (15) in a driving mode, and the driving worm (15) is connected between the three-jaw positioning machine and the rotating roller (43) in a driving mode.
2. The self-adaptive cutting and polishing device for laser cladding repair of a main driving sealing runway according to claim 1, wherein the three-jaw positioning mechanism comprises a chuck (2) rotatably mounted at the top of the bearing seat (1), the chuck (2) is coaxial with the bearing seat (1), a pushing piece (21) is slidably mounted at the edge of the chuck (2), a hydraulic cylinder (22) is fixedly mounted at the center of the chuck (2), a connecting rod (23) is movably hinged between the telescopic end of the hydraulic cylinder (22) and the pushing piece (21), and a worm wheel shaft (24) movably penetrating through the bearing seat (1) is fixedly connected at the center of the bottom of the chuck (2).
3. The self-adaptive cutting and polishing device for laser cladding repair of a main driving sealing runway according to claim 2, wherein the pushing pieces (21) are used for extrusion centering of the sealing runway, the pushing pieces (21) are of a T shape, the outer end surfaces of the pushing pieces comprise a layer of elastic material for increasing the surface friction coefficient, and the number of the pushing pieces (21) is three and the circumference is arrayed.
4. A main driving sealing runway laser cladding repair self-adaptive cutting and polishing device according to claim 1, characterized in that the negative suction groove (14) extends to the peripheral surface of the bearing seat (1), and the outer end of the negative suction groove (14) is connected with a scrap suction mechanism.
5. The self-adaptive cutting and polishing device for laser cladding repair of the main driving sealing runway according to claim 1, wherein an adjusting screw A (32) and an adjusting screw B (33) are in driving connection in the clamping frame (3), the adjusting screw A (32) is in threaded connection with the movable frame (4) on the upper side, and the adjusting screw B (33) is in threaded connection with the movable frame (4) on the lower side;
the adjusting screw rod A (32) movably penetrates through the movable frame (4) at the lower side, and the adjusting screw rod B (33) movably penetrates through the movable frame (4) at the upper side.
6. The self-adaptive cutting and polishing device for laser cladding repair of a main driving sealing runway according to claim 5, wherein a clamping ring (48) is connected to the movable frame (4) in a sliding clamping manner, the clamping ring (48) is movably sleeved on the periphery of the rotating roller (43), a first hinge rod (49) is movably connected between the clamping ring (48) and the clamping block (41), and a telescopic cylinder B (410) is fixedly connected between the clamping ring (48) and the side wall of the movable frame (4).
7. The self-adaptive cutting and polishing device for laser cladding repair of a main driving sealing runway according to claim 6, wherein a movable bar (46) is slidably connected to the left wall of the rotating roller (43), a second hinge rod (47) is movably connected between the movable bar (46) and the polishing bar (45), and the movable bar (46) is rotatably clamped to the inner wall of the clamping ring (48).
8. The self-adaptive cutting and polishing device for laser cladding repair of the main driving sealing runway according to claim 2, wherein a gear reducer (39) is slidably mounted at the bottom of the clamping frame (3), the upper side and the lower side of the gear reducer (39) respectively comprise two coaxial output ends, wherein the upper output end is fixedly connected with the polishing roller (42), the lower output end is a deceleration output end, and the deceleration output end is fixedly connected with a worm gear (310);
the driving worm (15) is respectively meshed with the worm gear (310) and the worm wheel shaft (24).
9. The self-adaptive cutting and polishing device for laser cladding repair of a main driving sealing runway according to claim 1, wherein a transverse wedge block (34) and a longitudinal wedge block (35) are slidably arranged on the upper wall and the lower wall of an inner cavity of the clamping frame (3), the transverse wedge block (34) can move along the left-right direction, the longitudinal wedge block (35) can move along the front-back direction, inclined planes which are mutually movably abutted are included between the transverse wedge block (34) and the longitudinal wedge block (35), the transverse wedge block (34) is movably clamped with the longitudinal wedge block (35), and one sides, close to the inclined planes of the transverse wedge block (34), of the upper wall and the lower wall of the inner cavity of the clamping frame (3) are rotatably connected with a clamping sleeve (37);
the transverse wedge block (34) is rotationally connected with the polishing roller (42), the clamping sleeve (37) is in sliding clamping connection with the rotating roller (43), the bottom of the longitudinal wedge block (35) is rotationally connected with the protruding shaft (36), and a transmission belt (38) is movably sleeved between the protruding shaft (36), the polishing roller (42) and the clamping sleeve (37).
10. The self-adaptive cutting and polishing device for laser cladding repair of a main driving sealing runway according to claim 6, wherein the controller (11) is electrically connected with the driving sources of the adjusting screw a (32), the adjusting screw B (33) and the driving worm (15) respectively, and the controller (11) is electrically connected with the telescopic cylinder a (31) and the telescopic cylinder B (410) respectively.
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| CN202410021584.4A CN117532470B (en) | 2024-01-08 | 2024-01-08 | Main drive sealing runway laser cladding repair self-adaptive cutting polishing device |
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| CN202410021584.4A CN117532470B (en) | 2024-01-08 | 2024-01-08 | Main drive sealing runway laser cladding repair self-adaptive cutting polishing device |
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| CN117532470B CN117532470B (en) | 2024-03-19 |
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| CN116872022A (en) * | 2023-08-21 | 2023-10-13 | 江苏福港石英科技有限公司 | Sheet rounding device for quartz sheet production and implementation method thereof |
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| JP2007290125A (en) * | 2007-06-06 | 2007-11-08 | Central Glass Co Ltd | Polishing method and device for glass plate |
| CN109648411A (en) * | 2019-01-22 | 2019-04-19 | 马鞍山市粤美金属制品科技实业有限公司 | A kind of rotating disc type bearing machining inner ring equipment for grinding and method for grinding |
| CN213164579U (en) * | 2020-09-16 | 2021-05-11 | 河南联强实业发展有限公司 | Deburring device for strip steel processing |
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| CN117532470B (en) | 2024-03-19 |
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