WO2011074773A2 - 연마용 툴의 탈부착이 용이한 연마 휠 어셈블리 - Google Patents
연마용 툴의 탈부착이 용이한 연마 휠 어셈블리 Download PDFInfo
- Publication number
- WO2011074773A2 WO2011074773A2 PCT/KR2010/007129 KR2010007129W WO2011074773A2 WO 2011074773 A2 WO2011074773 A2 WO 2011074773A2 KR 2010007129 W KR2010007129 W KR 2010007129W WO 2011074773 A2 WO2011074773 A2 WO 2011074773A2
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- WO
- WIPO (PCT)
- Prior art keywords
- polishing
- tool
- pin
- wheel assembly
- plate
- Prior art date
Links
- 238000000227 grinding Methods 0.000 title claims abstract description 20
- 238000005498 polishing Methods 0.000 claims abstract description 306
- 230000002265 prevention Effects 0.000 claims abstract description 8
- 230000005294 ferromagnetic effect Effects 0.000 claims abstract description 5
- 238000000034 method Methods 0.000 claims description 26
- 229910000831 Steel Inorganic materials 0.000 claims description 10
- 239000010959 steel Substances 0.000 claims description 10
- 238000000926 separation method Methods 0.000 claims description 9
- 230000000149 penetrating effect Effects 0.000 claims description 6
- 239000010426 asphalt Substances 0.000 abstract description 2
- 230000008569 process Effects 0.000 description 10
- 239000003302 ferromagnetic material Substances 0.000 description 6
- 230000008878 coupling Effects 0.000 description 5
- 238000010168 coupling process Methods 0.000 description 5
- 238000005859 coupling reaction Methods 0.000 description 5
- 230000001965 increasing effect Effects 0.000 description 5
- XEEYBQQBJWHFJM-UHFFFAOYSA-N Iron Chemical compound [Fe] XEEYBQQBJWHFJM-UHFFFAOYSA-N 0.000 description 4
- 239000000843 powder Substances 0.000 description 4
- 238000005336 cracking Methods 0.000 description 3
- 239000004579 marble Substances 0.000 description 3
- 238000005299 abrasion Methods 0.000 description 2
- 239000011230 binding agent Substances 0.000 description 2
- 230000008859 change Effects 0.000 description 2
- 239000010941 cobalt Substances 0.000 description 2
- 229910017052 cobalt Inorganic materials 0.000 description 2
- GUTLYIVDDKVIGB-UHFFFAOYSA-N cobalt atom Chemical compound [Co] GUTLYIVDDKVIGB-UHFFFAOYSA-N 0.000 description 2
- 229910003460 diamond Inorganic materials 0.000 description 2
- 239000010432 diamond Substances 0.000 description 2
- 239000000428 dust Substances 0.000 description 2
- 238000007730 finishing process Methods 0.000 description 2
- 229910052742 iron Inorganic materials 0.000 description 2
- 229910052751 metal Inorganic materials 0.000 description 2
- 239000002184 metal Substances 0.000 description 2
- 230000035939 shock Effects 0.000 description 2
- WFKWXMTUELFFGS-UHFFFAOYSA-N tungsten Chemical compound [W] WFKWXMTUELFFGS-UHFFFAOYSA-N 0.000 description 2
- 229910052721 tungsten Inorganic materials 0.000 description 2
- 239000010937 tungsten Substances 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 230000006866 deterioration Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000012535 impurity Substances 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005245 sintering Methods 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
Images
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D7/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor
- B24D7/06—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor with inserted abrasive blocks, e.g. segmental
- B24D7/066—Grinding blocks; their mountings or supports
-
- 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
- B24B7/00—Machines or devices designed for grinding plane surfaces on work, including polishing plane glass surfaces; Accessories therefor
- B24B7/10—Single-purpose machines or devices
- B24B7/18—Single-purpose machines or devices for grinding floorings, walls, ceilings or the like
- B24B7/186—Single-purpose machines or devices for grinding floorings, walls, ceilings or the like with disc-type tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B24—GRINDING; POLISHING
- B24D—TOOLS FOR GRINDING, BUFFING OR SHARPENING
- B24D7/00—Bonded abrasive wheels, or wheels with inserted abrasive blocks, designed for acting otherwise than only by their periphery, e.g. by the front face; Bushings or mountings therefor
- B24D7/16—Bushings; Mountings
Definitions
- the present invention relates to an abrasive wheel assembly provided in a polishing machine for finishing surfaces or floors of concrete, asphalt and structures. More particularly, the polishing tool is broken by centrifugal force and frictional heat generated by high-speed rotary polishing.
- the present invention relates to a polishing wheel assembly which can be easily attached and detached from a polishing tool, which is configured to prevent the occurrence of the polishing tool and to facilitate the replacement of the polishing tool.
- the surface of various building interior and exterior materials including stone, such as concrete or marble, is molded to a certain shape, and then subjected to a finishing process to remove fine protrusions or scratches remaining on the surface for enhancing the merchandise and ease of use.
- This finishing process uses an apparatus such as a polishing machine having a polishing tool at the bottom, and performs a polishing operation or a polishing treatment while rotating the polishing tool at a high speed.
- a lower portion of the polishing machine 100 has a polishing portion 102 that rotates at a high speed by the rotational force of the driving portion 101, and the polishing portion 102 rotates by a rotating shaft. Polishing or polishing is performed by the polishing tool 120 provided in the polishing wheel assembly 110.
- the polishing tool 120 is formed by mixing diamond powder with a metal powder such as iron, tungsten, and cobalt as a binder for surface polishing, and then sintering it, and making it according to a work environment such as concrete or marble. And polish or polish.
- a metal powder such as iron, tungsten, and cobalt as a binder for surface polishing, and then sintering it, and making it according to a work environment such as concrete or marble. And polish or polish.
- the polishing tool 120 needs to have a structure that can be easily and quickly mounted in the polishing wheel assembly 110, so that the polishing tool 120 does not break easily without being damaged by friction and centrifugal force while rotating at high speed. There is a need for a structure that is.
- the polishing tool fixing method according to the welding method has a problem that the entire polishing wheel assembly itself needs to be replaced because only the polishing tool can be replaced when the polishing tool wears out for a long time.
- the entire polishing wheel itself needs to be replaced, resulting in deterioration of work efficiency such as economic loss due to waste and time delay due to replacement. there was.
- polishing wheel assembly 110 which is easy to replace the polishing tool 120, has been studied. Referring to FIGS. 2 to 5, the conventional polishing wheel assembly will be described.
- the support pieces 122 protruding from both sides of the bottom surface of the polishing tool 120 may be formed and the support pieces 122 of the polishing tool 120 may be fitted.
- a method of fixing the polishing tool has been devised.
- a fixing groove 123 is formed on the bottom of the polishing tool 120 as opposed to FIG. 2B, and the polishing wheel assembly 110 is forced into the fixing groove 123.
- Protruding fixing protrusion 112c was formed to be fitted.
- the support piece coupling groove (112a) and the fixing groove 123 is guided so that the width is narrowed toward the inside to facilitate the fixing.
- the method of fixing the dovetail structure of the polishing tool 120 may be a hammer from the outside so that the polishing tool 120 may be completely fixed to the polishing wheel assembly 110 according to the interference fit between the grooves and the projections. It is required to fix it by hitting it with a mounting tool such as (H).
- FIGS. 4 and 5 attempt to increase the working efficiency while increasing the coupling force between the polishing tool 120 and the polishing wheel assembly 110 due to structural differences from FIGS. 2 and 3, but still with the coupling groove 112a.
- a mounting tool such as a hammer (H) from the outside.
- the conventional polishing wheel assembly 110 requires a separate mounting tool for the replacement of the polishing tool 120 during the working process, and the replacement time is long, and a problem arises in that a beginner cannot easily perform the work. do.
- the groove- and protrusion-type fixing structure has a high risk of being broken, such as cracking, during high-speed rotary polishing.
- the present invention has been made to solve the above-described problems, the mounting of the polishing tool can be carried out quickly and easily, but once mounted polishing tool is easy to remove and detach the polishing wheel of the polishing tool is configured not to be broken or detached during the polishing operation
- the purpose is to provide an assembly.
- the release prevention pin for fixing the position of the polishing tool on one side of the tool mounting portion
- the polishing wheel assembly which is easy to attach and detach the polishing tool according to the present invention, is a polishing wheel assembly which is mounted on the polishing unit of the polishing machine to perform polishing, and a polishing tool which is a ferromagnetic material. ; It characterized in that the grinding wheel is composed of a disk-shaped polishing wheel having a tool seating portion in which a magnet is built into one side of the groove shape of the size that can be seated.
- the polishing tool is composed of a steel plate having one or more pin through-holes formed on one side and having a size that can be seated on the tool seating portion, and a polishing tip fixed to protrude on the steel plate.
- the tool seating portion is easy to remove and remove the polishing wheel assembly, characterized in that the separation prevention pin further protrudes in a position and number corresponding to the pin through-hole.
- the polishing wheel is a recessed groove for protruding and seating the end of the polishing tool along the outer circumferential surface corresponding to the tool seating portion so as to easily lift the end surface of the polishing tool to be separated from the magnet. This is further formed.
- the tool seating portion further comprises a push mill pin provided through the polishing wheel to push the bottom of the seated polishing tool to be separated from the magnet.
- the polishing wheel assembly which is easy to attach and detach the polishing tool according to the present invention, the replacement of the tool is easy and quick according to the detachable structure of the polishing tool by a magnet, and thus it is not easily broken or detached during the process. Compared to maximizing workability.
- the polishing tool is not easily moved during the operation process by the release preventing pin and the tool seating portion, thereby effectively dispersing the centrifugal force and frictional heat to prevent cracking and damage of the polishing tool.
- the push mill pin and the groove for pushing the bottom of the polishing tool can be easily separated from the polishing wheel according to the user's discretion, so that even beginners can easily change the polishing tool. It works.
- 1 shows a polishing machine for polishing.
- FIG. 6 is a schematic view showing an easy to remove and detach the polishing wheel assembly of the polishing tool according to the present invention.
- Figure 7 is a perspective view showing a detachable abrasive wheel assembly of the abrasive tool according to the present invention.
- FIG. 8 is an exploded perspective view showing the abrasive wheel assembly according to FIG. 7.
- FIG. 9 shows a sectional view of the abrasive wheel assembly according to FIG. 7.
- FIG. 10 is a cross-sectional view of the main portion showing the removal of the polishing tool of the polishing wheel assembly according to FIG. 7.
- 11 and 12 are views showing the locking portion of the abrasive wheel assembly that is easy to attach and detach the polishing tool according to the present invention.
- FIG. 13 shows a replaceable abrasive tool according to the invention.
- Figure 6 is a schematic view showing an easy to remove and remove the polishing wheel assembly of the polishing tool according to the present invention.
- the abrasive wheel assembly 1 which is easy to attach and detach the polishing tool according to the present invention, is detached from the polishing wheel assembly 1 or the work surface even during the polishing operation in which the polishing tool 30 rotates at a high speed. It is characterized in that it is configured not to be damaged by the frictional force and the centrifugal force and the load of the polishing machine and easy to detach and replace the worn polishing tool 30.
- the polishing wheel assembly 1 which is easy to attach and detach the polishing tool, is largely mounted on the polishing unit of the polishing machine to perform polishing, and the polishing tool 30 having a ferromagnetic material and the polishing tool It consists of an abrasive wheel 1a having a tool seat 2 so that the tool 30 can be fixed by a magnet 21.
- the tool seating portion 2 is formed with a predetermined interval on the polishing wheel (1a) in a number corresponding to the polishing tool 30, preferably the size that the polishing tool 30 can be seated
- the magnet 21 is provided on one side of the inner surface of the groove shape.
- the tool seating part 2 may be provided in plural numbers depending on the number of the polishing tools 30 to be seated or the number of the parts to be coupled thereto.
- the polishing wheel (1a) preferably has a disk shape to facilitate high-speed rotation during polishing operations such as a polishing machine.
- the polishing tool 30 is provided in plural as necessary, the polishing tool 30 used in the polishing work is abrasion is severe enough to contact the actual surface while performing the polishing tip 31 portion Diamond powder is mixed with metal powders such as iron, tungsten, and cobalt as a binder, and then molded and sintered. It is manufactured according to the working environment such as concrete or marble to perform polishing or polishing work.
- Such a polishing tool 30 may be provided by replacing with a polishing tool for a separate polishing work to perform a polishing operation that is rotated at a low speed as needed, which will be described in more detail below.
- the polishing tool 30 is seated and fixed by the magnet 21 provided in the tool seating portion 2 of the polishing wheel 1a, and the polishing tool 30 is fixed to the tool seating portion 2. Due to the inner wall surface of the inner wall surface, it is possible to maintain a fixed position without being separated out even after rotation of the polishing operation or the like.
- the tool seating portion 2 forms a trapezoidal groove so that the position of the polishing tool 30 by the magnet 21 is fixed, and the polishing tool 30 is a tool seating portion. Included in (2) will have a shape that can be seated.
- the tool seating part 2 has an anti-separation pin 22 protruding to penetrate one side of the polishing tool 30 so as to prevent separation of the polishing tool and fix its position during the polishing operation. ) are further provided as necessary.
- the polishing tool 30 has one or more pin through holes 32 formed on one side thereof, and a steel plate 33 of a ferromagnetic material having a size that can be seated on the tool seating portion 2, and the It consists of a polishing tip 31 fixed to protrude on the upper portion of the steel sheet (33).
- the tool seating part 2 is further formed such that the separation preventing pin 22 protrudes at a position and a number corresponding to the pin through hole 32 of the polishing tool 30.
- the polishing tool 30 is not separated during the polishing operation by the magnet 21 embedded in the tool seating portion 2, and the release preventing pin 22 is disposed through the polishing tool 30.
- the polishing tool 30 is not separated by this.
- the polishing tool 30, which performs the polishing operation has a radially centrifugal force generated by high-speed rotation, is pushed out of the polishing wheel 1a, and subjected to high load frictional resistance from the ground, so that the polishing tool 30 has a property of being separated. do.
- a magnet 21 and a release preventing pin 22 are provided, and an end of the inner wall forming the tool seating part 2 surrounds the outside of the seated polishing tool 30. (23) is further formed.
- the support protrusion 23 serves as a support for the seated polishing tool 30 and protrudes inwardly in the same direction as the hook shape on both sides of the inner wall end portion of the tool seating portion 2, By blocking the end portion of the polishing tool 30 having a property of being protruded and separated by a more stable positioning of the polishing tool. As a result, the external detachment of the polishing tool 30 can be prevented.
- the polishing tool 30 seated on the tool seating part 2 is formed to have an inner wall of the tool seating part 2 and a microgap a as shown in FIG.
- the minute gap (a) has a gap of about 0.2 mm to 0.3 mm on both sides, and preferably has a gap of 0.25 mm. This is to facilitate the attachment and detachment of the polishing tool 30.
- the polishing wheel assembly 1 according to the present invention has various embodiments as necessary to facilitate attachment and detachment of the polishing tool 30.
- the polishing wheel 1a may be used to easily lift the end surface of the seated polishing tool 30 by hand to separate it from the magnet 21.
- a groove 3 for concave shape is further formed along the outer circumferential surface corresponding to the seating portion 2 so that the end of the polishing tool 30 can be protruded.
- the push groove 3 can push up the end surface of the polishing tool 30 protruding from the top of the push groove 3 when the polishing tool 30 needs to be replaced. It is possible to replace the polishing tool 30 easily by using the finger F as a force.
- FIG. 6B further includes a push mill pin 4 configured to penetrate the polishing wheel 1a so that the polishing tool 30 can be more easily separated.
- the tool seating part 2 further includes a push mill pin 4 penetrating through the polishing wheel 1a to push the bottom of the seated polishing tool 30 to separate from the magnet 21.
- the push rod (Fig. 7, 4b) is raised by the spring (Fig. 7, 4a) provided in the mill pin (4), which pushes the lower end of the push mill pin (4), which is the bottom surface of the polishing tool (30) Push up to separate the polishing tool from the tool seat (2).
- the push mill pin (4) is preferably formed in accordance with the number of the polishing tool 30 and the tool seating portion (2) is provided in the polishing wheel (1a) is a structure in which a double nut is fastened to prevent loosening Have Accordingly, there is no loosening in frequent shocks, and if necessary, the spring portion further comprises a bellows rubber cap (Figs. 7 and 4-1) to prevent dust from infiltrating from the outside.
- the push mill pin 4 wraps the push rod 4b movable through the polishing wheel 1a and the push rod portion protruding downward from the polishing wheel 1a to provide elasticity.
- the main body includes a spring 4a and a mil pin fixing screw 4c for fixing the push rod 4b penetrating the polishing wheel 1a to be fixed.
- the push groove 3 and the push mill pin (4) structure as described above can be formed to facilitate the attachment and detachment of the polishing tool, if necessary, respectively formed or simultaneously provided as shown in Figure 6 (C) and polished It is easier to replace the work tool 30.
- polishing tool 30 of the ferromagnetic material preferably seated on the tool seating portion 2 is preferably configured such that its bottom face does not directly contact the magnet 21 embedded in the tool seating portion.
- the magnet 21 is embedded to have the bottom surface of the tool seating part 2 and a minute gap b.
- the frictional resistance and impact that may occur during the polishing operation are prevented, thereby increasing the effectiveness of the magnet 21 and ultimately increasing the life of the parts.
- a magnet fixing bolt 21-1 for fixing the magnet 21 is provided, and the upper surface of the magnet fixing bolt 21-1 has magnetism by magnets for polishing. There is minimal surface contact with the bottom of the tool 30.
- Figure 7 is a perspective view showing a detachable polishing wheel assembly of the abrasive tool according to the invention
- Figure 8 is an exploded perspective view showing a polishing wheel assembly according to Figure 7
- Figure 9 is a polishing wheel assembly according to Figure 7 It is a cross-sectional view showing.
- FIG. 10 is a cross-sectional view illustrating main parts of a polishing tool detachment and detachment of the polishing wheel assembly according to FIG. 7, and FIGS. 11 and 12 are views illustrating a locking part of the polishing wheel assembly that is easy to attach and detach the polishing tool according to the present invention.
- the polishing wheel assembly 1 forms a tool seating portion 2 on which the polishing tool 30 can be seated so as to facilitate detachment and detachment of the polishing tool 30.
- the polishing tool 30 seated on the magnet 21 is characterized in that it is configured not to be separated by the release preventing pin 22 without falling down even during the working process.
- the polishing wheel assembly 1 which is easy to attach and detach the polishing tool according to the present invention, is easy and quick to replace the polishing tool 30.
- the polishing tool 30, which is seated, is easily detached during the work process. It is not broken or damaged to maximize the workability compared to the prior art.
- the polishing wheel assembly 1 should be configured to facilitate the manufacturing and processing process while performing these basic functions, preferably the mounting wheel plate portion is largely fixedly coupled to the polishing portion of the polishing machine 10 and a replacement wheel plate portion 20 having a tool seating portion 2 on which the mounting wheel plate portion 10 is easily detachable and on which the polishing tool 30 is seated.
- the replacement wheel plate portion 20 is detachably coupled to the locking device portion 5 in a size that can be seated while contacting one surface of the mounting wheel plate portion 10.
- the mounting wheel plate part 10 is a plate-shaped plate having a mounting protrusion 11 at the center of the fixing bolt ( 11a) is fixed to protrude upwards, and is configured such that a locking pin fixing hole 11b is formed on the upper surface.
- the locking device fixing hole (11c) is formed in the center is coupled so that the locking device 5 is rotatably fixed.
- the replacement wheel plate portion 20 consisting of a large three disk-shaped coupling, the structure that can be easily fixed or separated by the locking device portion 5 to the mounting wheel plate portion 10
- the replacement wheel plate portion 20 is a replacement base plate 20-1 in contact with the mounting wheel plate portion 10, and a magnet fixing plate 20-2 fixed to the replacement base plate 20-1.
- a tool guide plate 20-3 fixed to the magnet fixing plate 20-2 and having a tool seating portion 2 on which the polishing tool 30 is located.
- the replacement base plate 20-1 is a disk-shaped plate having a hollow 20-1a through which the mounting protrusion 11 of the mounting wheel plate part 10 penetrates to one surface of the mounting wheel plate. It is seated while contacting the pin groove 20-11 is formed through which the lower body of the separation prevention pin 22 is penetrated.
- the replacement base plate 20-1 serves as a basic plate to which the magnet fixing plate 20-2 and the tool guide plate 20-3, which are seated on the upper part, are fastened and fixed. It is configured to be easily disassembled and assembled by the positioning pin 40a.
- the magnet fixing plate 20-2 is a plate in which the magnet 21 for fixing the polishing tool 30 mounted on the tool seating part 2 is embedded, and the replacement base plate 20-1 is installed.
- the magnet fixing plate 20-2 prevents the polishing tool 30 from falling to the ground while replacing the polishing tool 30 and replaces the polishing tool 30 with dust generated during polishing. It prevents foreign substances such as impurities from entering the magnet, preventing the magnet's contamination and abrasion and extending its life.
- the built-in magnet 21 forms a micro gap (FIG. 6, b) so as not to be in direct contact with the polishing tool 30 to prevent the shock generated during the polishing operation from being transmitted to the magnet. Enhances the effectiveness of the magnet.
- the tool guide plate 20-3 is a plate serving as a guide for preventing separation of the polishing tool 30 mounted by forming the tool seating portion 2, and the polishing tool 30 as necessary.
- the plurality of tool seating parts 2 are formed at intervals and are seated on the upper surface of the magnet fixing plate 20-2 so as to be sequentially spaced and seated.
- the upper surface of the magnet fixing plate 20-2 and the inner wall of the tool seating portion 2 of the tool guide plate 20-3 form a space in which the polishing tool 30 is seated.
- the polishing tool 30 is fixed by the release preventing pin 22 of the magnet fixing plate 20-2 and stably positioned by the tool support protrusion 23 of the tool guide plate 20-3.
- the tool guide plate 20-3 has a hollow 20-3a having a size and a shape in which the bottom surface of the locking device 5 may be seated on the top surface of the mounting protrusion 11.
- the tool seating portion 2 has a tool support protrusion 23 at an end thereof in the same shape as the main steel sheet 33 of the polishing tool 30 to prevent detachment of the polishing tool 30.
- the tool support protrusion 23 is preferably formed to protrude in a hook shape at both ends of the inner wall surface of the tool seating portion 2 to prevent the separation of the tool 30 for polishing.
- the separation prevention pin 22 provided in the present invention is the intermediate screw portion 22b which is screwed into the pin groove 20-11 of the replacement base plate 20-1, and the mounting wheel plate portion below the intermediate screw portion
- the head portion 22c penetratingly positioned in the release preventing pin head hole 12 of (10) and the tool seating portion through the pin grooves 20-22 of the magnet fixing plate 20-2 to the upper portion of the intermediate screw portion. It comprises a support pin part 22a of the length which can be fitted into the pin through-hole 32 of the grinding
- the locking device 5 has a disk shape having a locking blade 5a protruding laterally, and is fixed to the locking device fixing hole 11c of the mounting protrusion 11 of the mounting wheel plate part 10 at the center thereof.
- the locking wing has a 120 ° angle and protrudes radially.
- the hollow 20-2a of the magnet fixing plate is formed by protruding and extending wing seats 20-24 in which the locking blades 5a of the locking device 5 are seated as the rotation is rotated.
- the locking device 5 formed serves to fix the replacement wheel plate 20 to the mounting wheel plate 10 as necessary, and is replaced by the locking blade 5a during the polishing operation.
- the part 20 is prevented from being separated.
- the locking device 5 is coupled to the mounting protrusion 11 of the mounting wheel plate 10 by the center bolt (5d) while maintaining a fixed state rotatably coupled.
- the locking blade 5a of the locking device 5 is configured to be movable in accordance with the user's arbitrary, and its rotation radius is adjusted according to the size of the tapered groove 5c.
- the locking pins 5b are inserted and fixed along the tapered surfaces of both ends of the tape groove 5c, and thus the structure does not depart even from shaking.
- any user may lock the blade 5a of the locking device 5 in order to fix the replacement wheel plate 20 to the mounting wheel plate 10 so as to prevent it from falling downward due to gravity during the polishing operation. Turn) so that the locking blade (5a) is seated on the wing seating portion (20-24).
- the replacement wheel plate portion 20 of the polishing wheel 1a is secured to the mounting wheel plate portion 10 by the locking device portion 5 formed as described above, and is easily replaced, thereby increasing the efficiency of the work.
- polishing tool 30, 30a according to each working process can be selected and replaced by the user.
- FIG. 13 is a view showing a replaceable polishing tool according to the present invention, as shown in the polishing tool 30a for polishing work of the replacement polishing tool 30b on the upper surface in the same shape as the size of the entire polishing wheel Velcro surface 30a-1 for detachment is formed.
- the replacement polishing tool 30b has a tip 31a for polishing on the upper surface thereof, and is detachably fixed to the Velcro surface of the polishing tool 30a by the Velcro surface 30b-1 formed on the bottom surface thereof.
- the steel sheet is integrally formed to protrude.
- the polishing tool 30b is positioned by the magnet 21 as described above, and is pushed by the push mill pin 4 and the push groove as necessary. Easily detachable.
- two or more steel sheets 33 may be formed to be easily seated on the tool seating portion 2.
- the present invention is a polishing wheel assembly that is easy to attach and detach the polishing tool, according to the removable structure of the polishing tool by a magnet, the tool replacement work is easy and fast, but not easily broken or detached during the work process workability compared to the conventional
- the polishing tool is not easily moved during the operation by the release prevention pin and the tool seat, and the centrifugal force and the frictional heat are effectively distributed to prevent the cracking and damage of the polishing tool in advance.
- the polishing tool With the push mill pin and the groove for pushing the bottom surface, the polishing tool can be easily separated from the polishing wheel at the user's discretion, so that even beginners can easily replace the polishing tool. It is justified that availability is acknowledged.
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Abstract
Description
Claims (11)
- 폴리싱 머신의 연마부에 장착되어 연마작업을 수행하는 연마 휠 어셈블리에 있어서,강자성체인 연마용 툴(30)과;상기 연마용 툴(30)이 안착될 수 있는 크기의 홈 형상으로 내면 일측에 자석(21)이 내장된 툴 안착부(2)를 가지는 원판형상의 연마 휠(1a)로 구성되되;상기 툴 안착부(2)는 안착된 연마용 툴(30)의 저면을 밀어 자석(21)과 분리시킬 수 있도록 상기 연마 휠(1a)을 관통하여 구비된 푸쉬 밀핀(4)을 더 포함하여 구성된 것을 특징으로 하는 연마용 툴의 탈부착이 용이한 연마 휠 어셈블리.
- 제 1항에 있어서,상기 연마용 툴(30)은 일측에 하나 이상의 핀 관통공(32)이 형성되고 상기 툴 안착부(2)에 안착될 수 있는 크기를 가지는 강판(33)과, 상기 강판(33)의 상부에 돌출되게 고정된 연마팁(31)으로 구성되고,상기 툴 안착부(2)는 상기 핀 관통공(32)에 대응되는 위치와 개수로 이탈방지핀(22)이 돌출되게 더 포함된 것을 특징으로 하는 연마용 툴의 탈부착이 용이한 연마 휠 어셈블리.
- 제 1항 또는 제 2항에 있어서,상기 연마 휠(1a)은 연마용 툴(30)의 단부면을 들어올려 자석(21)과 분리시키기 용이하도록 상기 툴 안착부(2)에 대응되는 외주면을 따라 상기 연마용 툴(30)의 단부가 돌출 안착되는 오목 형상의 푸쉬용 홈(3)이 더 형성된 것을 특징으로 하는 연마용 툴의 탈부착이 용이한 연마 휠 어셈블리.
- 제 1항에 있어서,상기 푸쉬 밀핀(4)은 연마 휠(1a)을 관통하여 이동가능한 푸쉬봉(4b)과 상기 연마 휠(1a)의 하부로 돌출된 푸쉬봉 부분을 감싸 탄성을 주는 스프링(4a)과, 상기 연마 휠(1a)을 관통한 푸쉬봉(4b)이 위치고정될 수 있도록 고정시키는 밀핀고정나사(4c)를 포함하여 구성된 것을 특징으로 하는 연마용 툴의 탈부착이 용이한 연마 휠 어셈블리.
- 폴리싱 머신의 연마부에 장착되어 연마작업을 수행하는 연마 휠 어셈블리에 있어서,강자성체인 연마용 툴(30)과; 상기 연마용 툴(30)이 안착될 수 있는 크기의 홈 형상으로 내면 일측에 자석(21)이 내장된 툴 안착부(2)를 가지는 원판형상의 연마 휠(1a)로 구성되되;상기 연마 휠(1a)은,상기 연마부에 고정결합되는 장착 휠 플레이트부(10)와,상기 장착 휠 플레이트부(10)의 일면과 접면하면서 안착될 수 있는 크기로 잠금장치부(5)에 의해 탈착가능하게 결합되고 상기 툴 안착부(2)가 형성된 교체 휠 플레이트부(20)로 구성된 것을 특징으로 하는 연마용 툴의 탈부착이 용이한 연마 휠 어셈블리.
- 제 5항에 있어서,상기 장착 휠 플레이트부(10)는, 원판 형상의 플레이트로 중심부에 거치돌부(11)가 고정볼트(11a)에 의해 돌출되게 고정되고, 상면 일측에 걸림핀 고정공(11b)과 중심부에 잠금장치 고정공(11c)이 형성된 것을 특징으로 하는 연마용 툴의 탈부착이 용이한 연마 휠 어셈블리.
- 제 6항에 있어서, 상기 교체 휠 플레이트부(20)는,상기 거치돌부(11)가 관통되는 중공(20-1a)을 가지는 원판 형상의 플레이트로 상기 장착 휠 플레이트부(10)의 일면과 접면하면서 안착되고, 일측에 이탈방지핀(22)이 관통되는 핀홈(20-11)이 형성된 교체 베이스 플레이트(20-1)와,상기 교체 베이스 플레이트(20-1)를 관통한 거치돌부(11)가 상부가 관통되는 중공(20-2a)을 가지는 원판 형상의 플레이트로 상기 교체 베이스 플레이트의 다른 일면과 접면하면서 안착되고, 일측에 자석(21)이 내장되는 자석홈(20-21)과, 상기 교체 베이스 플레이트의 핀홈(20-11)을 관통한 이탈방지핀(22)의 상부가 관통하여 돌출되는 핀홈(20-22)이 형성된 자석고정 플레이트(20-2)와,간격을 가지면서 다수개의 툴 안착부(2)가 형성되고, 상기 자석고정 플레이트(20-2)의 상면에 안착되며, 상기 잠금장치부(5)의 저면이 거치돌부(11)의 상면에 안착될 수 있는 크기와 형상의 중공(20-3a)이 형성되어, 상기 툴 안착부(2)에 구비되는 연마용 툴(30)을 지지하는 툴 가이드 플레이트(20-3)으로 구성된 것을 특징으로 하는 연마용 툴의 탈부착이 용이한 연마 휠 어셈블리.
- 제 7항에 있어서,상기 이탈방지핀(22)은, 교체 베이스 플레이트(20-1)의 핀홈(20-11)에 나사결합되는 중간나사부(22b)와, 상기 중간나사부의 하부로 장착 휠 플레이트부(10)의 이탈방지핀 헤드공(12)에 관통 위치되는 헤드부(22c)와, 상기 중간나사부의 상부로 자석고정 플레이트(20-2)의 핀홈(20-22)을 관통하여 툴 안착부(2)에 위치되는 연마용 툴(30)의 핀 관통공(32)에 끼워질 수 있는 길이의 지지핀부(22a)를 포함하여 구성되는 것을 특징으로 하는 연마용 툴의 탈부착이 용이한 연마 휠 어셈블리.
- 제 7항에 있어서,상기 잠금장치부(5)는 측방향으로 돌출된 잠금날개(5a)를 가지는 원판형상으로, 중심부에 장착 휠 플레이트부(10)의 거치돌부(11) 잠금장치 고정공(11c)에 고정되는 중심볼트(5d)와, 걸림핀 고정공(11b)에 고정되는 걸림핀(5b)를 가지며, 상기 걸림핀(5b)에 의해 잠금날개(5a)의 회전각도를 제어하는 테이퍼홈(5c)이 형성된 것을 특징으로 하는 연마용 툴의 탈부착이 용이한 연마 휠 어셈블리.
- 제 9항에 있어서,상기 잠금날개는 120°각도를 가지며 방사형상으로 돌출된 것을 특징으로 하는 연마용 툴의 탈부착이 용이한 연마 휠 어셈블리.
- 제 9항에 있어서,상기 자석고정 플레이트의 중공(20-2a)에는 잠금장치부(5)의 잠금날개(5a)가 회전에 따라 안착되는 날개안착부(20-24)가 돌출 연장되어 형성된 것을 특징으로 하는 연마용 툴의 탈부착이 용이한 연마 휠 어셈블리.
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US13/515,797 US20120270483A1 (en) | 2009-12-14 | 2010-10-18 | Grinding Wheel Assembly for Facilitating Attachment and Detachment of a Grinding Tool |
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KR1020090123699A KR100987579B1 (ko) | 2009-12-14 | 2009-12-14 | 연마용 툴의 탈부착이 용이한 연마 휠 어셈블리 |
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WO2014055031A1 (en) * | 2012-10-05 | 2014-04-10 | Scanmaskin Sverige Ab | Holder arrangement for grinding tools |
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WO2020104079A1 (en) * | 2018-11-19 | 2020-05-28 | Husqvarna Ab | Releasable tool attachment means for power trowels |
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Publication number | Priority date | Publication date | Assignee | Title |
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KR101392991B1 (ko) | 2011-07-27 | 2014-05-12 | (주)성심 | 바닥 연마용 폴리싱 머신 |
US9149913B2 (en) | 2012-12-31 | 2015-10-06 | Saint-Gobain Abrasives, Inc. | Abrasive article having shaped segments |
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US10710214B2 (en) * | 2018-01-11 | 2020-07-14 | Husqvarna Ab | Polishing or grinding pad with multilayer reinforcement |
JP7137931B2 (ja) * | 2018-01-23 | 2022-09-15 | 株式会社ディスコ | 研削ホイール |
CN108312082B (zh) * | 2018-03-19 | 2019-08-20 | 广州金谷钻石工具有限公司 | 一种消音磨边轮的制造方法 |
WO2019231323A1 (en) * | 2018-05-29 | 2019-12-05 | Lagerwaard Edward Johannes | Floor treatment apparatus |
NL2021007B1 (en) * | 2018-05-29 | 2019-12-04 | Johannes Lagerwaard Edward | Floor treatment apparatus |
CN108500854A (zh) * | 2018-06-03 | 2018-09-07 | 长葛市老城昌宝建筑机械配件厂 | 便于更换磨块的磨盘 |
US10926375B2 (en) * | 2018-06-20 | 2021-02-23 | Gestion Anny Picard Inc. | Pressure-fit grinding pad assembly and method of construction |
US12020946B2 (en) * | 2018-07-31 | 2024-06-25 | Taiwan Semiconductor Manufacturing Co., Ld. | Chemical mechanical polishing apparatus |
CN110040237A (zh) * | 2019-03-25 | 2019-07-23 | 天津大学 | 一种实现快速装配机翼的卡销装置 |
CN112828703B (zh) * | 2021-01-07 | 2021-12-10 | 李建勋 | 一种环氧地坪磨盘 |
CN115106949B (zh) * | 2021-03-17 | 2023-07-28 | 广东博智林机器人有限公司 | 打磨组件及打磨机器人 |
CN113059487A (zh) * | 2021-04-26 | 2021-07-02 | 湖南大敏尚东精密机械有限公司 | 一种多功能磁流变抛光轮快速切换装置及工作方法 |
CN113319721B (zh) * | 2021-06-03 | 2022-07-26 | 苏州贝基电子科技有限公司 | 一种环氧地坪铺装用抛光设备 |
WO2023055649A1 (en) * | 2021-09-29 | 2023-04-06 | Entegris, Inc. | Double-sided pad conditioner |
DE102022201669A1 (de) | 2022-02-17 | 2023-08-17 | Uzin Utz Tools Gmbh & Co. Kg | Schleifmaschine sowie tellervorrichtung für eine derartige schleifmaschine |
ES1296934Y (es) * | 2022-10-24 | 2023-04-28 | Bonastre System S L | Accesorio para maquina pulidora |
Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100816026B1 (ko) * | 2007-01-11 | 2008-03-21 | 주식회사 삼아다이아톱 | 건식연마기의 연마휠 어셈블리 |
KR100853547B1 (ko) * | 2007-05-28 | 2008-08-21 | 새솔다이아몬드공업 주식회사 | 다이아몬드 연마구의 결합구조 |
Family Cites Families (7)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
US4219898A (en) * | 1979-02-14 | 1980-09-02 | Presby Harry A | Floating brush floor cleaner |
JPS5694267U (ko) * | 1979-12-19 | 1981-07-27 | ||
AU654901B2 (en) * | 1992-03-16 | 1994-11-24 | De Beers Industrial Diamond Division (Proprietary) Limited | Polishing pad |
US7033258B2 (en) * | 2003-09-05 | 2006-04-25 | Lite-Prep Surface Preparation Equipment, Llc | Floor resurfacing disks for rotary floor resurfacing machines |
CA2618475A1 (en) * | 2007-01-18 | 2008-07-18 | Nufinish Corporation | Grinding tools and apparatus for securing grinding tools to grinding machines |
US7997960B2 (en) * | 2007-09-13 | 2011-08-16 | Williams Sr Bruce Michael | Floor resurfacing disk |
CA2767313A1 (en) * | 2009-07-15 | 2011-01-20 | Blastrac B.V. | Grinding head for a surface grinding machine |
-
2009
- 2009-12-14 KR KR1020090123699A patent/KR100987579B1/ko not_active IP Right Cessation
-
2010
- 2010-10-18 WO PCT/KR2010/007129 patent/WO2011074773A2/ko active Application Filing
- 2010-10-18 US US13/515,797 patent/US20120270483A1/en not_active Abandoned
Patent Citations (2)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
KR100816026B1 (ko) * | 2007-01-11 | 2008-03-21 | 주식회사 삼아다이아톱 | 건식연마기의 연마휠 어셈블리 |
KR100853547B1 (ko) * | 2007-05-28 | 2008-08-21 | 새솔다이아몬드공업 주식회사 | 다이아몬드 연마구의 결합구조 |
Cited By (11)
Publication number | Priority date | Publication date | Assignee | Title |
---|---|---|---|---|
WO2014055031A1 (en) * | 2012-10-05 | 2014-04-10 | Scanmaskin Sverige Ab | Holder arrangement for grinding tools |
EP2903781A4 (en) * | 2012-10-05 | 2016-06-01 | Scanmaskin Sverige Ab | HOLDER ASSEMBLY FOR GRINDING TOOLS |
CN103350397A (zh) * | 2013-07-19 | 2013-10-16 | 上海鸿宁精密机械有限公司 | 可循环使用的环保型珩磨机磨头组件 |
WO2020104079A1 (en) * | 2018-11-19 | 2020-05-28 | Husqvarna Ab | Releasable tool attachment means for power trowels |
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US11458595B2 (en) | 2018-11-19 | 2022-10-04 | Husqvarna Ab | Tool attachment means for power trowels |
CN111482900A (zh) * | 2019-01-25 | 2020-08-04 | 重庆强泰砂轮制造有限公司 | 一种螺栓紧固砂轮 |
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CN111761438A (zh) * | 2020-07-13 | 2020-10-13 | 福州晋安区格撕图科技有限公司 | 一种用于建筑浇筑后的水泥地面打磨车 |
CN111761438B (zh) * | 2020-07-13 | 2021-03-19 | 湖南教建集团有限公司 | 一种用于建筑浇筑后的水泥地面打磨车 |
Also Published As
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US20120270483A1 (en) | 2012-10-25 |
WO2011074773A3 (ko) | 2011-11-03 |
KR100987579B1 (ko) | 2010-10-12 |
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