CN114029810A - Metal machine parts product processing grinding device - Google Patents
Metal machine parts product processing grinding device Download PDFInfo
- Publication number
- CN114029810A CN114029810A CN202111362736.XA CN202111362736A CN114029810A CN 114029810 A CN114029810 A CN 114029810A CN 202111362736 A CN202111362736 A CN 202111362736A CN 114029810 A CN114029810 A CN 114029810A
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- China
- Prior art keywords
- polishing
- grinding
- frame body
- support body
- motor
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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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
- B24B9/00—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor
- B24B9/02—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground
- B24B9/04—Machines or devices designed for grinding edges or bevels on work or for removing burrs; Accessories therefor characterised by a special design with respect to properties of materials specific to articles to be ground of metal, e.g. skate blades
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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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/002—Machines or devices using grinding or polishing belts; Accessories therefor for grinding edges or bevels
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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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/008—Machines comprising two or more tools or having several working posts
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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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
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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
- B24B21/00—Machines or devices using grinding or polishing belts; Accessories therefor
- B24B21/18—Accessories
- B24B21/20—Accessories for controlling or adjusting the tracking or the tension of the grinding belt
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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
- B24B47/00—Drives or gearings; Equipment therefor
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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
- B24B47/00—Drives or gearings; Equipment therefor
- B24B47/10—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces
- B24B47/12—Drives or gearings; Equipment therefor for rotating or reciprocating working-spindles carrying grinding wheels or workpieces by mechanical gearing or electric power
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Finish Polishing, Edge Sharpening, And Grinding By Specific Grinding Devices (AREA)
Abstract
The invention discloses a metal mechanical part product processing and polishing device, which belongs to the technical field of polishing equipment and comprises a frame body, wherein a plurality of mounting rollers which are rotatably connected to the frame body are arranged at two ends of the frame body, at least one group of mounting rollers at each end is positioned below the frame body, a first motor is also arranged on the frame body, a driving shaft of the first motor is in transmission connection with one of the mounting rollers at each end of the frame body through a gear and a driving shaft, a polishing belt is sleeved between the mounting rollers at each end of the frame body, two groups of first guide wheels are arranged at two ends of the bottom of the frame body, and a fine grinding part is arranged between the two groups of polishing belts at the bottom of the frame body. According to the invention, the polishing device is arranged into a polishing structure comprising the polishing belt and the fine polishing part, the polishing belt is initially positioned under the action of the guide wheel, the thicker burrs are polished to be close to the surface of a product, and then the fine polishing part is used for performing fine polishing, so that excessive polishing is avoided, and the polishing efficiency is not influenced.
Description
Technical Field
The invention relates to the technical field of polishing equipment, in particular to a metal mechanical part product processing and polishing device.
Background
Most of the moulds used for pouring are formed by splicing a plurality of parts, the positions of seams cannot be absolutely smooth, small gaps exist, and when the poured fittings are produced, small edge protrusions, namely parting lines, exist at the positions. In popular terms, plastic parts and die casting parts need to be formed by being divided into a plurality of parts, all the parts are spliced together to form a closed space, and then lines among all the parts are parting lines.
The burr that the moulding line was just the mould product and produced, burr treatment mode to the product in the mill all is polished, the mode of polishing is mostly artifical, even be the same kind because the product, but different models all have the difference, polish through electronic short when polishing, electronic short's advantage lies in that the volume of polishing at every turn is few, generally can not excessively polish, the shortcoming is inefficiency, polish through the polisher in addition, on being close the grindstone of polisher with product moulding line, this mode is efficient, but excessively polish easily and cause the meat deficiency, still be through hand-held type polisher, rotatory abrasive paper piece polishes, this mode is higher to efficiency when the burr on the moulding line is thinner, and be difficult for excessively, but just the effect is not obvious when to thicker burr.
Disclosure of Invention
Aiming at the technical defects, the invention aims to provide a metal mechanical part product processing and polishing device which is provided with two polishing mechanisms, wherein the two polishing mechanisms are divided into coarse polishing and fine polishing, and excessive polishing is avoided.
In order to solve the technical problems, the invention adopts the following technical scheme: the invention provides a metal mechanical part product processing and polishing device which comprises a frame body, wherein a plurality of mounting rollers which are rotatably connected to the frame body are arranged at two ends of the frame body, at least one group of mounting rollers at each end is positioned below the frame body, a first motor is further arranged on the frame body, a driving shaft of the first motor is in transmission connection with one mounting roller at each end of the frame body through a gear and a transmission shaft, a polishing belt is sleeved between the mounting rollers at each end of the frame body, two groups of first guide wheels are arranged at two ends of the bottom of the frame body, the first guide wheels are elastically connected to the frame body in a sliding manner from top to bottom, a fine grinding part is arranged between the two groups of polishing belts at the bottom of the frame body, and the fine grinding part performs secondary polishing after the polishing belts are polished.
Preferably, the fine grinding part comprises an installation cylinder fixedly connected to the frame body, a rotating shaft is connected to the installation cylinder in a rotating mode, a rotary disc is arranged at the bottom of the rotating shaft, and the rotary disc is used for installing abrasive paper sheets.
Preferably, two sets of supports are installed to the lateral wall of an installation section of thick bamboo, fixedly connected with fixed axle on the support, from one end to the other end elasticity rotation in proper order on the fixed axle and be connected with a plurality of check bars, the check bar is used for detecting the burr thickness of polishing the area after polishing, fixedly connected with second motor on the installation section of thick bamboo, it has the removal dish to rotate in the pivot, rotate at least on the installation section of thick bamboo and be connected with two sets of tip and removal dish threaded connection's lead screw, the outer wall of an installation section of thick bamboo rotates and installs first drive gear, the top of second motor tip and lead screw all is equipped with the second drive gear with first drive gear.
Preferably, the turntable is composed of a plurality of concentric rings, axial movement between each two adjacent rings is limited, and an elastic telescopic rod is arranged between the upper surface of each ring and the rotating shaft.
Preferably, the end of the bracket is further provided with a shielding plate, and the shielding plate is arranged between the adjacent polishing belt and the detection rod and used for shielding waste scraps generated by polishing the polishing belt.
Preferably, the shielding plate is a flexible shielding structure, and the bottom of the shielding plate is not higher than the lowest position of the grinding belt.
Preferably, the bottom of support body is equipped with the mounting bracket that is used for installing earlier guide pulley, the axial both ends of earlier guide pulley all are equipped with the sphere body, and the guide pulley passes through the sphere body and is connected with the mounting bracket rotation, and the distance between the lateral wall that is located guide pulley both ends of mounting bracket is greater than the width of the axial both sides wall of earlier guide pulley.
Preferably, the first motor is a dual-shaft motor.
The invention has the beneficial effects that: according to the invention, the polishing device is set into a polishing structure comprising the polishing belt and the fine polishing part, the polishing belt is initially positioned under the action of the guide wheel, the thicker burrs are polished to be close to the surface of a product, and then the fine polishing part is used for performing fine polishing, so that excessive polishing is avoided, and the polishing efficiency is not influenced.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a machining and polishing device for metal mechanical part products according to an embodiment of the present invention.
Fig. 2 is a partial schematic view of the bottom structure of the shelf body.
Fig. 3 is a schematic half-sectional structure view of the mounting bracket.
FIG. 4 is a schematic view of a fine grinding portion.
Fig. 5 is an enlarged view of the part a in fig. 4.
Fig. 6 is a schematic view of the overall structure of the detection lever.
Fig. 7 is a schematic structural view between the turntable and the rotating shaft.
Description of reference numerals: the device comprises a frame body, a mounting roller, a first motor, a 4-grinding belt, a 5-first guide wheel, a 6-fine grinding part, an elastic telescopic rod, an 8-baffle plate, a 9-mounting frame, a 10-spherical body, a 601-mounting cylinder, a 602-rotating shaft, a 603-rotating disc, a 604-bracket, a 605-fixed shaft, a 606-detection rod, a 607-second motor, a 608-moving disc, a 609-screw rod, a 6010-first transmission gear and a 6011-second transmission gear.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example (b): as shown in figures 1 to 7, the invention provides a metal mechanical part product processing and polishing device, which comprises a frame body 1, wherein a plurality of mounting rollers 2 rotatably connected to the frame body 1 are arranged at two ends of the frame body 1, at least one group of mounting rollers 2 is arranged at each end and is positioned below the frame body 1, a first motor 3 is further arranged on the frame body 1, a driving shaft of the first motor 3 is in transmission connection with one mounting roller 2 at each end of the frame body 1 through a gear and a driving shaft, a polishing belt 4 is sleeved between the mounting rollers at each end of the frame body 1, two groups of first guide wheels 5 are arranged at two ends of the bottom of the frame body 1, the guide wheels 5 are elastically and slidably connected to the frame body 1 up and down, a fine grinding part 6 is arranged between the two groups of polishing belts 4 at the bottom of the frame body 1, the fine grinding part 6 performs secondary grinding after the polishing belts 4 are polished, specifically, the mounting rollers 2 are used for supporting the rotation of the polishing belts 4, at least one installation roller 2 is arranged below and is convenient for abutting against a grinding belt to enable the grinding belt to grind a burr belt, the elastic sliding connection of the guide wheel 5 is that the elastic sliding connection can move up and down, and the elastic sliding connection can elastically move within a range under the action of an elastic piece, because in an initial state, the guide wheel 5 is in contact with the surface of a part firstly and then is compressed under the action of external pressure, the grinding belt 4 is in contact with burrs to start grinding, a gear is arranged at the end part of one of the installation rollers 2 at one end of the frame body 1, the gear is arranged at the end part of the transmission shaft to be meshed with the gear at the end parts of the first motor 3 and the installation roller 2, and a handle and other structures (not shown) are further arranged on the frame body 1.
The bottom of the frame body 1 is provided with an installation frame 9 for installing the first guide wheel 5, both axial ends of the guide wheel 5 are provided with spherical bodies 10, the spherical bodies 10 are incomplete spheres and only have parts, the two spherical bodies 10 are concentric, the first guide wheel 5 is rotationally connected with the installation frame 9 through the spherical bodies 10, the side walls of the installation frame 9 are matched with the spherical bodies 10, namely spherical grooves are arranged, the distance between the side walls of the installation frame 9 positioned at both ends of the first guide wheel 5 is larger than the width of the two axial side walls of the first guide wheel 5, namely, a gap is arranged between the side wall of the installation frame 9 and the adjacent side of the guide wheel 5, the gap is arranged to facilitate the rotation of the first guide wheel 5, because products at both sides of a parting line have certain larger die drawing angles, and the guide wheel 5 can rotate to better adhere to the surfaces of the products at both sides of the parting line to slide, so as to be more stable, and the local stress of the first guide wheel 5 is avoided, lead to whole unstability, first motor 3 is double-shaft motor, because the both ends of support body 1 all are equipped with the area of polishing 4, consequently two all need rotate, set up double-shaft motor and can make the both ends of installation roller 2 all rotate, the better 4 areas of polishing of drive and two areas of polishing can keep synchronous rotation, and the direction can be adjusted through gear engagement's direction, as in figure 1, the meshing of two bevel gears, the axial that changes one of them bevel gear makes its complete opposition can make the transmission direction change.
Further, fine grinding portion 6 includes mounting cylinder 601 of fixed connection on support body 1, the installation cylinder 601 internal rotation is connected with pivot 602, the bottom of pivot 602 is equipped with carousel 603, carousel 603 is used for installing abrasive paper piece, only can carry out a coarse grinding for polishing belt 4, when the burr area is very close to the product surface, if still polish through polishing belt 4 very easily and cause the excess, and guide wheel 5 is exactly the volume of polishing of restriction polishing belt 4, but to very little amount guide wheel 5 be uncontrollable, because polishing belt 4 itself has great stirring, and the roughness of the polishing belt of coarse grinding is great, be unfavorable for fine grinding, and fine grinding adopts the big polishing of mesh number, and the mesh number is big just need often to be changed, consequently set up carousel 603 alone and both be convenient for change abrasive paper piece and more do benefit to the effect of polishing.
Further, two sets of brackets 604 are mounted on the side wall of the mounting cylinder 601, a fixed shaft 605 is fixedly connected to the brackets 604, a plurality of detection rods 606 are sequentially and elastically and rotatably connected to the fixed shaft 605 from one end to the other end, the detection rods 606 are used for detecting the thickness of burrs of the polishing belt 4 after polishing, a second motor 607 is fixedly connected to the mounting cylinder 601, a moving disc 608 is rotatably connected to the rotating shaft 602, at least two sets of lead screws 609 with end portions in threaded connection with the moving disc 608 are rotatably connected to the mounting cylinder 601, a first transmission gear 6010 is rotatably mounted on the outer wall of the mounting cylinder 601, a second transmission gear 6011 corresponding to the first transmission gear 6010 is respectively arranged at the end portion of the second motor 607 and at the top end portion of the lead screw 609, specifically, the detection rods 606 are formed by a circle sleeved on the rotating shaft 602 at the end portion of one rod, and the circle and the rotating shaft 602 are elastically rotated in angle through elastic structures such as a torsion spring or a clockwork spring, the arrangement in a row is that the burrs cannot be kept straight all the time when the hand is operated, so a wider detection range is set, when the burrs are detected, the burrs can drive one or more detection rods 606 to be pushed, so that the burrs are determined to be arranged at the position, a signal device (similar to a sliding rheostat structure in principle) is arranged in the circle, a second motor 607 is used for generating a signal through the rotation of the detection rods 606, so that the second motor 607 rotates, when the second motor 607 rotates, a first transmission gear 6010 is driven by a second transmission gear 6011 at the end part of the second motor, the first transmission gear 6010 drives another second transmission gear 6011 to rotate, so that a screw 609 rotates to drive a moving plate 608 to generate axial displacement, and further, a rotating plate 603 changes the position, the detection rods 606 are arranged to detect, the advantages that the grinding can be carried out when needed, and the retraction when not needed, because the burrs of the parting line are few in a partial area, some areas even do not have, and there is the junction of waste material and product in some areas, then can produce thicker burr area when separating, distinguishes through the detection, can effectively utilize single abrasive paper piece.
Further, carousel 603 comprises a plurality of concentric rings, and it is spacing each other to move between the axial between every adjacent ring, be equipped with elasticity telescopic link 7 between the upper surface of every ring and the pivot 602, because the product surface of parting line department is not necessarily planar structure, also can be the arc surface, consequently, be convenient for single ring through setting up elasticity telescopic link 7 can be in certain extent adjusting position, and single ring has certain toughness, be convenient for can the microbending, elasticity telescopic link 7 is equipped with the elastic component for two rods that establish of overlapping each other.
Furthermore, the end of the bracket 604 is further provided with a shielding plate 8, the shielding plate 8 is disposed between the adjacent polishing belt 4 and the detection rod 606, and is used for shielding the waste cutting generated by polishing the polishing belt 4, the rotation of the detection rod 606 is not necessarily the height of the burr to make it rotate, or the waste cutting splashes to make the detection rod 606 rotate when being impacted, thereby causing false detection, the shielding plate 8 is disposed to shield, thereby avoiding the possibility of false detection as much as possible, and thus being better used, the shielding plate 8 is of a flexible shielding structure, and the bottom of the shielding plate 8 is not higher than the lowest position of the polishing belt 4, because the rigid shielding plate 8 needs to be slightly higher than the lowest position of the guide wheel 5, the shielding plate 8 is prevented from directly sliding friction with the surface of the product, therefore, a gap exists, and the friction is extremely small when the flexible belt is disposed, or the bottom of the shielding plate 8 is also provided with a wheel disposed the same as the guide wheel 5, can slide elastically, thereby completely shielding.
It will be apparent to those skilled in the art that various changes and modifications may be made in the present invention without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims of the present invention and their equivalents, the present invention is also intended to include such modifications and variations.
Claims (8)
1. The utility model provides a metal machinery spare part product processing grinding device, its characterized in that, includes support body (1), the both ends of support body (1) all are equipped with a plurality of installation rollers (2) of rotating and connecting on support body (1), and every end has at least a set of installation roller (2) to be located the below of support body (1), still be equipped with first motor (3) on support body (1), carry out the transmission through gear and transmission shaft between the drive shaft of first motor (3) and one of them installation roller (2) in each end of support body (1) and be connected, support body (1) every end the cover is equipped with between the installation roller and polishes area (4), the bottom both ends of support body (1) all are equipped with two sets of guide pulley (5) earlier, guide pulley (5) elasticity sliding connection is on support body (1) from top to bottom, just the bottom of support body (1) is located and is equipped with fine grinding portion (6) between two sets of polishing area (4), the fine grinding part (6) is used for secondary grinding after the grinding belt (4) is used for grinding.
2. The processing and polishing device for the metal mechanical part products as recited in claim 1, wherein the fine polishing part (6) comprises a mounting cylinder (601) fixedly connected to the frame body (1), a rotating shaft (602) is rotatably connected to the mounting cylinder (601), a rotating disc (603) is arranged at the bottom of the rotating shaft (602), and the rotating disc (603) is used for mounting abrasive paper sheets.
3. The machining and grinding device for the metal mechanical part product as claimed in claim 2, two groups of brackets (604) are arranged on the side wall of the mounting cylinder (601), a fixed shaft (605) is fixedly connected on each bracket (604), a plurality of detection rods (606) are sequentially and elastically and rotatably connected to the fixed shaft (605) from one end to the other end, the detection rods (606) are used for detecting the thickness of the burrs of the grinding belt (4) after grinding, a second motor (607) is fixedly connected to the mounting cylinder (601), a moving disc (608) is rotatably connected to the rotating shaft (602), at least two groups of screw rods (609) with the ends in threaded connection with the movable disc (608) are rotatably connected to the mounting cylinder (601), a first transmission gear (6010) is rotatably arranged on the outer wall of the mounting cylinder (601), and a second transmission gear (6011) which is connected with the first transmission gear (6010) is arranged at the end part of the second motor (607) and the top end of the screw rod (609).
4. A grinding device for machining metal mechanical parts and products according to claim 2 or 3, characterized in that the rotary table (603) is composed of a plurality of concentric rings, the axial movement between each adjacent ring is mutually limited, and an elastic telescopic rod (7) is arranged between the upper surface of each ring and the rotating shaft (602).
5. The machining and grinding device for the metal mechanical part products as claimed in claim 3, wherein the end of the bracket (604) is further provided with a shielding plate (8), and the shielding plate (8) is arranged between the adjacent grinding belt (4) and the detection rod (606) and used for shielding waste generated by grinding of the grinding belt (4).
6. A grinding device for machining metal mechanical parts according to claim 5, characterized in that the shielding plate (8) is a flexible shielding structure and the bottom of the shielding plate is not higher than the lowest position of the grinding belt (4).
7. The metal mechanical part product processing and polishing device as recited in claim 1, wherein the bottom of the frame body (1) is provided with a mounting frame (9) for mounting the first guide wheel (5), the first guide wheel (5) is provided with spherical bodies (10) at two axial ends, the guide wheel (5) is rotatably connected with the mounting frame (9) through the spherical bodies (10), and the distance between the side walls of the mounting frame (9) at the two ends of the first guide wheel (5) is greater than the width of the two axial side walls of the first guide wheel (5).
8. The machining and grinding device for the metal mechanical part products as claimed in claim 1, characterized in that the first motor (3) is a double-shaft motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111362736.XA CN114029810B (en) | 2021-11-17 | 2021-11-17 | Metal machine parts product processing grinding device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111362736.XA CN114029810B (en) | 2021-11-17 | 2021-11-17 | Metal machine parts product processing grinding device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN114029810A true CN114029810A (en) | 2022-02-11 |
| CN114029810B CN114029810B (en) | 2022-09-27 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202111362736.XA Active CN114029810B (en) | 2021-11-17 | 2021-11-17 | Metal machine parts product processing grinding device |
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| Country | Link |
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| CN (1) | CN114029810B (en) |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070190914A1 (en) * | 2005-03-24 | 2007-08-16 | Wall Daniel P | Belt sander |
| CN103506921A (en) * | 2013-05-21 | 2014-01-15 | 吴江市美晟机械设备有限公司 | Cylinder paper polisher |
| CN108067984A (en) * | 2016-11-07 | 2018-05-25 | 天津市千艺达木业有限公司 | A kind of hand-held sanding apparatus |
| CN211940326U (en) * | 2020-01-02 | 2020-11-17 | 广东轻工职业技术学院 | Grinding device for table type universal full-grinding tool |
| CN213561762U (en) * | 2020-10-26 | 2021-06-29 | 青岛豪中豪木工机械有限责任公司 | Sander convenient to adjust angle of polishing |
-
2021
- 2021-11-17 CN CN202111362736.XA patent/CN114029810B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20070190914A1 (en) * | 2005-03-24 | 2007-08-16 | Wall Daniel P | Belt sander |
| CN103506921A (en) * | 2013-05-21 | 2014-01-15 | 吴江市美晟机械设备有限公司 | Cylinder paper polisher |
| CN108067984A (en) * | 2016-11-07 | 2018-05-25 | 天津市千艺达木业有限公司 | A kind of hand-held sanding apparatus |
| CN211940326U (en) * | 2020-01-02 | 2020-11-17 | 广东轻工职业技术学院 | Grinding device for table type universal full-grinding tool |
| CN213561762U (en) * | 2020-10-26 | 2021-06-29 | 青岛豪中豪木工机械有限责任公司 | Sander convenient to adjust angle of polishing |
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|---|---|
| CN114029810B (en) | 2022-09-27 |
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