121results about "Support wheels" patented technology

A robotic system for modifying a surface is presented. The system includes a motive robot arm with an arm movement mechanism. The system also includes a tool coupled to the arm movement mechanism. The tool is configured to removably couple to an article configured to contact the surface. The system also includes a first actuator that causes the arm movement mechanism to move the tool into a pickup position with respect to the article. The system also includes a second actuator that causes a shearing motion, during an article attachment step, between the article and the tool. The coupling between the article and the tool comprises a hook and loop system.

The invention discloses a wall polishing device for placement house building construction, and belongs to the field of wall polishing devices.The wall polishing device comprises a base used for supporting the whole equipment, a lifting module, a polishing module and a dust removal module, and a moving assembly used for moving the equipment is arranged at the bottom of the base; the top of the base is connected with the grinding module through the lifting module, the grinding module comprises a sand disc used for grinding a wall, the lifting module is used for adjusting the height of the sand disc, and the dust removal mechanism is used for removing dust generated by grinding the wall. The wall polishing device has the effect of achieving efficient, accurate and low-dust wall polishing operation.

The invention relates to a grinding and / or polishing pad (48b; 48c) for a grinding and / or polishing machine (12a), with an abrasive interface (80a; 80b; 80c) and with at least one extraction opening (46b; 46c) arranged on a side facing away from the abrasive interface (80a; 80b; 80c). It is proposed that the grinding and / or polishing pad (48b; 48c) has at least one intake opening (78b; 78c) for drawing in ambient air, located on the side facing away from the abrasive interface (80a; 80b; 80c) and in particular on the side surface (110b).

The present invention discloses a soft dry-wet dual-purpose abrasive cloth and its installation structure, including an installation structure. The installation structure includes an abrasive cloth wheel, above which there is an abrasive cloth pressing disc, and above the abrasive cloth pressing disc there is a covering pressing disc. At the middle position of the top of the abrasive cloth wheel, there is an installation screw pipe, and at the edge position of the installation screw pipe, there is a second anti-slip rubber washer. The present invention is equipped with an abrasive cloth body, and on the abrasive cloth body, there are a water-absorbing cotton layer, a first abrasive cloth grinding layer, a second abrasive cloth grinding layer, and water seepage holes. The water-absorbing cotton layer can improve the toughness of the abrasive cloth body and can adsorb moisture. During the grinding process, the moisture can flow out through the water seepage holes. The characteristics are that it replaces the defects of short lifespan, non-abrasion resistance, and high cost of paper, and gives full play to the advantages of uniform cloth surface, strong toughness and adhesion, anti-static, anti-blocking, good abrasion resistance, long service life, and the performance is 2-3 times higher than that of paper products.

The invention relates to a grinding and / or polishing pad arrangement, a grinding and / or polishing machine and a method for producing a grinding and / or polishing pad arrangement. A grinding and / or polishing pad arrangement (10a; 10a ') for a grinding and / or polishing machine (12a). 10b) comprises a carrier unit (14a; 14b), according to the invention, the carrier unit (14a; 14b) on the machine side has at least one carrier unit (14a; 16b) to the main normal (14a; 18b) extending transversely to the air passage (18a; 18b, 76b), in particular a suction air channel.

The present application provides a grinding disc and a substrate cleaning device. The grinding disc includes a thickness self-adaptive layer and a base layer and a grinding plate fixed on two opposite surfaces of the thickness self-adaptive layer respectively. The base layer is connected to the grinding head. The grinding plate contacts a product to grind and clean the product. The thickness self-adaptive layer can deform based on a pressure applied by the grinding disc to the product to be cleaned such that the grinding disc completely contacts a surface of the product to be cleaned to make a cleaning area of the grinding disc achieve 100%, which can improve a cleaning rate of the product.

A grinding and / or polishing pad device for a grinding and / or polishing machine with a carrier unit is disclosed. The carrier unit on the machine side has at least one air duct, in particular an exhaust air duct, which runs transversely with respect to a main normal of the carrier unit.

Surface treatment tool, comprising an annular carrier substrate and a plurality of abrasive lamellae (4) connected to the carrier substrate (2) by a narrow side (6) in a contacting juxtaposition of their flat sides (7), at least some of which are nonwoven lamellae (4), characterized in that the carrier substrate is a flexible band (2), the ends of which point in the longitudinal extension of the band (2) are connected to one another to form a ring shape, and in that the nonwoven lamellae (4) are connected to the outwardly facing surface of the flexible band (2) by means of an adhesive connection with flexible material properties in a state in which their thickness is elastically compressed.

The invention discloses a grinding and polishing assembly and a grinding and polishing device. The grinding and polishing assembly comprises a connecting disc, a polishing disc and a connecting assembly. Wherein the connecting disc is provided with a plurality of mounting parts and a plurality of first avoiding holes, the mounting parts and the first avoiding holes are arranged in a one-to-one correspondence mode, the first avoiding holes are arranged in a penetrating mode in the thickness direction of the connecting disc, the mounting parts are arranged on the top face of the connecting disc and are close to the first avoiding holes, and each mounting part is provided with a first unthreaded hole; a plurality of connecting parts are arranged on the polishing disc, the connecting parts and the first receding holes are arranged in a one-to-one correspondence mode, and second unthreaded holes are formed in the connecting parts; each connecting part is arranged in the corresponding first receding hole in a penetrating mode, and the connecting assemblies are sequentially arranged in the second unthreaded holes and the first unthreaded holes in a penetrating mode so that the polishing disc can be detachably connected to the connecting disc. By means of the grinding and polishing assembly and the grinding and polishing device, the problems that in the prior art, the dismounting and mounting process of a polishing disc is tedious, efficiency is low, and threads loosen and lose efficacy can be solved.

A disc tool for a processing machine for grinding and / or polishing a workpiece (W); wherein the disc tool (10A, 10B, 10B) has a carrier (20) for attachment to an output (85) of the processing machine (80); wherein a cushion element (40A, 40B, 40C) made of elastic material and a retaining wall element (41A, 41B, 41C, 41D) for retaining the cushion element (40A, 40B, 40C, 61) are arranged on the carrier (20); wherein the retaining wall element (41A, 41B, 41C, 41D) is held on the carrier (20) by means of retaining bolts (35); wherein retaining bolt passage openings (48) of the retaining wall element (41A, 41B, 41C, 41D) extending through retaining mounts (28), of the carrier (20) are accommodated along bolt sections (36) of the retaining bolts (35) extending along the bolt longitudinal axes (BL), and the retaining wall element (41A, 41B, 41C, 41D) is held between bolt heads (37) of the retaining bolts (35) and the carrier (20); and wherein an adhesive layer (50) is arranged on a side of the retaining wall element (41A, 41B, 41C, 41D) opposite the carrier (20), on which adhesive layer a processing means (70) for grinding and / or polishing the workpiece (W) can be releasably attached to the disc tool (10A, 10B, 10B). The adhesive layer (50) has recesses (52) assigned to the bolt heads (37).

The invention relates to a sanding and / or polishing pad device (10a; 10b; 10d) for a sanding and / or polishing machine (12a, 12d), in particular for an eccentric or orbital sander, preferably having a support unit (14a; 14b; 14d). According to the invention, a cushion unit (34b; 34d) is provided, which is preferably mounted on the support unit (14b; 14d) and the radial end face or lateral surface (42b; 42d) of which has depressions and / or profiles (44b; 44d) which are spaced apart from one another along the circumferential direction (112d) and differ from axial openings.

The invention is based on a support plate device, in particular for mounting on a hand-held power tool (12), in particular an angle grinder, with a base support (14) which has a central fastening region (16), an edge region (18) which adjoins the fastening region (16) radially outwards and extends as a ring around the fastening region (16), and at least one air guide channel (20) which extends at least partially radially outwards at least in the edge region (18) and is provided for cooling the base support (14) in at least one operating state, with an interface unit (22) for connection to an output shaft of the hand-held power tool (12), in particular of the angle grinder, and with a connecting unit (24) for fastening a fiber grinding disc (26a; 26b) to the base support (14). It is proposed that the at least one air guide channel (20) has a, in particular curved, course (30) in a plane perpendicular to the axis of rotation (28) of the base support (14), the radially outer initial vector (a) of which has a substantial circumferential direction component (a'') which runs parallel to a circumferential direction at a point of the initial vector (a).

The invention relates to components of a replacement station for the automated replacement of grinding elements (grinding discs) of a robot-assisted grinding device, as well as to an associated method for mounting grinding elements on a grinding machine, and to an associated method for pulling out worn grinding elements from a grinding machine.

A grinding and / or polishing pad device for a grinding and / or polishing pad for a grinding and / or polishing machine has a drive interface unit for connecting a carrier unit of the grinding and / or polishing pad to the grinding and / or polishing machine. The drive interface unit has an offset shape and / or the drive interface unit is designed like a sprocket.

A wafer edge polishing drum is disclosed. The edge polishing drum includes a main body portion having a disc shape and a polishing portion extending obliquely from an edge of the main body portion toward a first face of the main body portion. The polishing portion includes an inner surface surrounding a polishing region adjacent the first face of the body portion. The inner surface of the polishing portion includes a first surface extending from the first face of the body portion and a second surface configured to contact an edge region of a wafer to be polished. The second surface includes a first region having a 2-1 angle with respect to the first surface of the body portion, and a second region having a 2-2 angle with respect to the first surface of the body portion. The first region is disposed between the first face of the body portion and the second region.

An abrasive article includes a backing, abrasive particles secured to the backing, and a size coat provided over the abrasive particles, the size coat comprises a binder resin, at least one filler material and at least one lubricant material having a melting temperature of at least about 200 degrees F. A method of grinding aluminum using such an abrasive article is also described.

The invention relates to a grinding disc (40) for a grinding machine (15), with a drive bracket (49) arranged on its machine side (41) for rotationally fixed attachment to an output (26) of the grinding machine (15), so that the grinding disc (40) can be driven by the grinding machine into a grinding motion suitable for grinding a workpiece (W), in particular a rotary and / or eccentric motion, wherein the grinding disc has a machining side (42) opposite the machine side (41) with a machining surface (45) on which an abrasive (90) for abrasive machining of a workpiece (W) can be fixedly or detachably arranged by means of an adhesive layer (66), wherein inlet openings (48) for the inflow of dust-laden air (S) are arranged on the machining surface (45) and outlet openings (43) connected to these via through channels (59) are arranged on the machine side (41).wherein the outlet openings (43) are arranged in an extraction zone (44) within an annular sealing element (80) arranged on the machine side (41) for sealing against a counter-seal element (36) of the grinding machine, wherein the grinding disc has a plate body (50) which has a support wall (54) provided for carrying the grinding medium (90), which is stiffened by a rib structure (55) whose ribs (56) project in front of the support wall (54) towards the machine side (41), wherein the ribs (56) define cavities (57) towards the machining side (42) which are closed by the support wall (54) and open towards the machine side (41). The invention further relates to a grinding machine which has such a grinding disc. It is provided that the sealing element (80) covers at least a part of the cavities (57) towards the machine side (41).

A sanding system is presented that includes a tool with a motor which, when actuated, drives movement of a drive shaft. The system also includes a backup pad coupled to the drive shaft. The backup pad is configured to receive an abrasive article. Movement of the drive shaft causes movement of the abrasive article. The system also includes a compliant damping unit configured to provide variable compliance for the tool when the abrasive article contacting a worksurface. The system also includes an electronic controller that receives a system operating condition and sends a signal to the compliant damping unit based on the system operating condition.

The invention relates to a tool for machining an object, which tool has a plurality of fingers arranged in layers, the fingers being spaced apart from one another within the layers.

A buffing pad assembly having a buffing pad, an attachment means, and an insert (e.g., plastic ring) is provided. In one embodiment, a channel is cut into a side of the buffing pad, creating first and second side portions. The attachment means is then affixed (glued) to a back surface of the buffing pad and the insert is centered on an upper surface of the attachment means. The insert is then heated, affixing it to the upper surface of the attachment means. The insert is then deformed (while it is still pliable) into an L-shape, forming a cavity on the backside of the buffing pad assembly. And because the insert is affixed to the attachment means, and the attachment means is affixed to the buffing pad, deforming the insert results in deforming the back surface of the buffing pad, while maintaining a flat front surface.

A sander flex pad suitable for use with a rotary floor sander, wherein the sander flex pad comprises a flat circular disc with a center opening and an intact circular peripheral edge; wherein the disc has at least 2 cuts through the disc, the at least 2 cuts are non-circular, the cut terminates before the peripheral edge, and the cuts are spaced evenly to allow the disc to balance when rotating.

The invention relates to the technical field of polishing jigs, in particular to an embedded type cavity polishing jig and a manufacturing method. In the industry, CNC carving is adopted for producing a polishing jig, burrs and knife patterns are prone to being generated and need to be removed through manual grinding, and the machining efficiency is low; a fiber rubber plate is generally adopted as a polishing jig, the rigidity is too high, the flexibility is insufficient, and when brittle materials are polished, the defects of edge breakage, scratches, edge raised grains and the like are prone to occurring. According to the embedded type cavity polishing jig and the manufacturing method, the jig base plate is manufactured through the punch forming process, burrs and knife lines are avoided, manual grinding is not needed, and the machining efficiency is improved. The jig base plate is provided with the cavity, the flexible inlay strip is tightly attached to the inner wall of the cavity, and the flexible inlay strip can absorb collision energy during polishing, so that the defects of edge breakage, scratching, edge raised grains and the like of the polishing piece made of the fragile material are reduced, and the yield of the polishing piece is increased.

A method includes: accessing a toolpath and processing parameters—including a target force and feed rate—assigned to a region of a workpiece; and accessing a wear model representing abrasive degradation of a sanding pad arranged on a sanding head. The method also includes, during a processing cycle: accessing force values output by a force sensor 199 coupled to the sanding head; navigating the sanding head across the workpiece region according to the toolpath and, based on the force values deviating the sanding head from the toolpath to maintain forces of the sanding head on the workpiece region proximal the target force; accessing contact characteristics representing contact between the sanding pad and the workpiece; estimating abrasive degradation of the sanding pad based on the wear model and the sequence of contact characteristics; and modifying the set of processing parameters based on the abrasive degradation.

To provide a grinding disk that is configured to be detachably attached to an electric grinder for a table, which is frequently used for various types of work such as woodworking, and is excellent in adhesion efficiency and use efficiency.SOLUTION: The grinding disk comprises: a plate part made of a circular metal plate; a sanding part on which a grinding member is formed such that a grinding surface is formed on one side of the plate part; and a fastening part provided in a form of a through hole at a central axis of the plate part to be easily fastened to the electric grinder. The plate part has a gradual curvature K such that a convex surface is formed on the sanding part side where the grinding surface is formed. The grinding disk elastically adheres to the electric grinder when fastened thereto.SELECTED DRAWING: Figure 2

A polishing device includes a plurality of elastic thin teeth (2), a substrate (1) having an annular structure, and a pressing plate (3). The plurality of elastic thin teeth (2) is sequentially spliced and stacked to form the annular structure. Every two adjacent elastic thin teeth (2) are closely abutted. An upper end face or an annular side surface of the annular structure is a grinding working surface (4). The grinding working surface (4) is of an annular saw-toothed structure. A manufacturing method of the polishing device includes: S1, manufacturing a plurality of elastic thin teeth (2) according to a set structure, and sequentially splicing and stacking the plurality of elastic thin teeth (2) to form an annular structure, so that every two adjacent elastic thin teeth (2) are closely abutted; and S2, rotating the annular structure, and shaping and sharpening a grinding working surface (4) of the annular structure, so that the grinding working surface (4) is of an annular saw-toothed structure.

The utility model is applicable to the field of flannelette abrasive paper, and provides anti-slip flannelette abrasive paper, which comprises an abrasive paper layer and a flannelette layer arranged above the abrasive paper layer, a first adhesive layer is fixedly arranged between the abrasive paper layer and the flannelette layer, the abrasive paper layer comprises a base cloth layer and a frosted layer, the flannelette layer comprises a limiting plate, a plurality of inserting plates and a flocking layer, and the limiting plate is fixedly arranged on the flannelette layer. By means of the arranged inserting plate, when the angle grinder rotates, part of rotation torque can be borne, damage to the flocking layer caused by high-speed rotation is reduced, the abrasive paper is prevented from slipping, the arranged limiting plate also plays a role in fixing and supporting, and the base cloth layer is arranged in a matched mode, so that the overall strength of the abrasive paper is improved, and the abrasive paper is prevented from being torn due to high-speed rotation.

The invention relates to a grinding and / or polishing pad device (10a; 10b) for a grinding and / or polishing pad (48a; 48b) for a grinding and / or polishing machine (12a), with a drive interface unit (36a; 36b) for a connection of a carrier unit (14a; 14b) of the grinding and / or polishing pad (48a; 48b) with the grinding and / or polishing machine (12a). It is proposed that the drive interface unit (36a; 36b) has a cranked shape and / or that the drive interface unit (36a; 36b) is sprocket-like.

A method for adjusting contact pressure across an abrasive disc is presented. The method includes coupling an abrasive disc to a back-up pad with pressure-regulating features that equalize the pressure experienced by the work surface across the radius of the abrasive disc. The method also includes abrading the work surface by contacting the abrasive disc with the work surface. The back-up pad produces an abrasive disc with a cut rate that is substantially uniform across the surface of the abrasive disc, compared to an abrasive disc on a back-up pad that does not have the pressure-regulating features.