98results about "Portal grinding machines" patented technology

The invention relates to the technical field of cutting and grinding of plate-shaped workpieces, in particular to a cutting and grinding equipment for aluminum alloy plate-shaped materials, which includes a first support device and a second support device, and the first support device and the second support device are provided with There is a grinding device, a cutting device is provided on the side of the grinding device, and the cutting device includes a gantry frame and a first screw mandrel, a cutting assembly is arranged on the slider of the first screw mandrel, the first supporting device and the second screw mandrel The tops of the two supporting devices are respectively provided with a first pressing mechanism and a second pressing mechanism, and the tops of the first supporting device and the second supporting device are respectively provided with a first limiting plate and a second limiting plate. The invention performs cutting and grinding operations on the aluminum alloy plate through the cutting device and the grinding device, and has a simple structure, and can perform grinding operations on the aluminum alloy plate after the cutting operation is completed, and does not require a separate grinding machine for the aluminum alloy plate. The board is polished to reduce the cost of processing equipment.

A linear sander has a base, at least one rough abrasive assembly, at least one fine abrasive assembly and a reciprocating device. The base has two sides and a belt. Each rough abrasive assembly is mounted on the base above the belt and has a rotating axle and an abrasive brush mounted around the rotating axle. Each fine abrasive assembly is rotatable mounted on the base is aligned obliquely to the mounting shafts and has two mounting brackets, two mounting shafts and multiple abrasive rollers. The reciprocating device is connected to the abrasive assembly and has a pivot bracket mounted securely on one of the mounting brackets, two drive bars mounted on move the abrasive rollers linearly along the mounting shafts and a linear driver connected to the drive bar.

The invention relates to a gantry grinder. The gantry grinder comprises a base, wherein a worktable capable of sliding along a length direction of the base is arranged on the upper side of the base; two sides of the base are rotatably connected with swinging arms; a support arm is arranged on sides close to each other of two ends of the two swinging arms; a movable frame is arranged on the lower side of the support arm; a telescopic frame is vertically arranged on the movable frame; the lower end of the telescopic frame is fixedly connected to a driving motor; an output shaft of the driving motor faces down and is detachably connected with a grinding head; sides close to each other of the base are fixedly connected with arc-shaped racks by taking articulation centers between the swinging arms and the base; sides close to each other of the swinging arms are rotatably connected with reversing gears which are engaged with the racks and are capable of swinging along the swinging arms and rolling along the racks; and servo motors III capable of driving the reversing gears to rotate are also fixedly connected in the swinging arms. The gantry grinder has the effect of machining oblique surfaces of workpieces.

A processing technology and processing system of LED ceramic substrates have the beneficial technical effects that the ceramic substrate on the horizontal plane can be polished, and the ceramic substrate on the arc-shaped end face can also be polished. The method comprises the following steps that 1, an angle control mechanism drives a polishing mechanism to rotate upwards by a rotary adjusting seat assembly; 2, the ceramic substrate is fixedly connected between two clamping fixing pieces; 3, the angle control mechanism drives the polishing mechanism to return to a horizontal state; 4, a reciprocating driving mechanism starts to drive the polishing mechanism to horizontally and reciprocally move to polish the horizontal plane of the ceramic substrate through the reciprocating moving mechanism; and 5, after the reciprocating driving mechanism is separated from the reciprocating moving mechanism, a radian adjusting mechanism is adjusted to be connected with the reciprocating moving mechanism, and the radian adjusting mechanism drives the polishing mechanism to slide along an arc-shaped track through the reciprocating moving mechanism to polish the ceramic substrate on the arc-shapedend face.

A robotic surface treatment device includes at least two wheels, at least two electric motors, wherein one electric motor is connected to one corresponding wheel via a motor shaft, at least two treatment pads, wherein at least one treatment pad is attached to a bottom surface of a corresponding wheel, a main controller positioned on top of and in connection with drive controllers positioned on top of each electric motor, a plurality of sensors integrated in the main controller, and a rechargeable battery connected to the main controller. At least one treatment fluid tank may be positioned on the robotic surface treatment device, and at least one treatment fluid tube may extend from a bottom surface of the treatment fluid tank to a bottom surface of the robotic surface treatment device. The sensors may be laser or acoustic sensors configured to create a boundary line for a treatment area.

The invention discloses a ceramic tile polishing machine which comprises a base, supporting legs and a mounting plate; the supporting legs are fixedly and symmetrically installed at the upper end of the base; the base is horizontally provided with the mounting plate and the supporting legs; the lower end of each supporting leg is provided with a longitudinal pulley and a longitudinal pulley groove; a longitudinal sliding plate, a longitudinal screw rod and a longitudinal motor are arranged on the lower right side of the mounting plate; a horizontal motor and a horizontal threaded rod are installed above the mounting plate; a sliding plate is connected to the horizontal threaded rod; a supporting plate is fixedly connected to the lower side of the sliding plate and is provided with a lifting table, a lifting motor and lifting cylinders; a connection device is arranged below the supporting plate; a polishing machine is connected to the lower end of the connection device; the horizontal motor, the longitudinal motor, the lifting motor and the polishing machine are connected with one another through a control panel; the base is provided with a transparent sealing cover; and a collection cavity is arranged below the base. The ceramic tile polishing machine provided by the invention is simple in structure and reasonable in design, can use the polishing machine to perform omnidirectional polishing on a product, is smoother in transmission and is beneficial to improving the quality of the product.

The invention discloses building artificial stone machining equipment with the local reciprocating grinding function. The building artificial stone machining equipment comprises a base. Two support plates are fixedly connected to the upper side of the base in a symmetrical manner. The top ends of the two support plates are jointly and fixedly connected with a mounting plate. A moving groove is formed in the mounting plate, wherein an opening of the moving groove faces downwards. The moving groove is internally provided with a moving block. A horizontal threaded through hole is formed in the moving block. A horizontal threaded rod is connected into the horizontal threaded through hole in a threaded manner. The two ends of the horizontal threaded rod are arranged at the two ends of the mounting plate in an erected manner. The right end of the horizontal threaded rod is fixedly connected with an output shaft of a first motor. The building artificial stone machining equipment has the beneficial effects that when grinding is needed, the magnitude of an introduced current is reduced, the suction force on a magnetic pole is reduced, descending of grinding teeth is achieved, and grinding treatment is conducted on stone; and the two motors drive a rotating shaft to rotate, the rotating shaft drives a gear to rotate, a rack engaged with the gear moves toward the left side, a moving plateis driven to move toward the left side, and thus leftward movement of the grinding teeth is achieved.

The invention discloses a precise composite molding grinding machine for a numerical control linear guide rail. The precise composite molding grinding machine comprises a U-shaped base. The U-shaped base is provided with an embedded grinding workbench which is driven by a drive device and can horizontally move in the longitudinal direction. The embedded grinding workbench is provided with a magnetic clamp used for fixing the guide rail. A portal frame is arranged above the U-shaped base. A beam of the portal frame is provided with a first transverse drive mechanism and a second transverse drive mechanism. The first transverse drive mechanism is connected with a first vertical grinding head mechanism through a first vertical drive mechanism, and the second transverse drive mechanism is connected with a second vertical grinding head mechanism through a second vertical drive mechanism. A vertical bearing frame is arranged in front of the portal frame and provided with a third transverse drive mechanism. The third transverse drive mechanism is connected with a horizontal grinding head mechanism through a third vertical drive mechanism. Due to the fact that the first vertical grinding head mechanism, the second vertical grinding mechanism and the horizontal grinding head mechanism are used for grinding the two side faces and the installing bottom face of the guide rail at the same time, workpieces do not need to be clamped many times, the machining efficiency and the grinding precision can be greatly improved, and the product quality is guaranteed.

A guide for a machine tool or tool drive (7) means for moving a surfacing tool over the substantial surface of a work piece (1), said guide comprising a guide means adapted for positioning over said work piece, said guide means including two horizontal spaced apart guide rails (2) and a gantry (3) adapted for linear travel in an X-axis along said guide rails wherein said gantry includes a gantry rail (4) adapted to bridge said spaced apart guide rails, a pair of gantry arms (5) fitted to either end of said gantry rail each gantry arm having a gantry foot for co-operating with said guide rail wherein said tool drive (7) is fitted to said gantry by a gantry mount adapted for lateral movement along the length of said gantry Y-axis, said mount including a vertical Z-axis height adjustment face plate (9) for mounting said tool drive wherein the fitting of said gantry rail to said guide rails is adjustable about said X-axis and the fitting of said tool drive to said gantry mount is adjustable about said Y-axis such that the cutting face of a tool fitted to said drive can be adjusted to correspond to the surface on planar face of said work piece without the need to clamp said work piece to said guide.

The invention discloses a grinding machine for toughened glass production, and relates to the technical field of toughened glass production. According to the technical scheme, the grinding machine comprises a machine table, an X-direction device, a Y-direction device and a cooling device. The X-direction device comprises a portal frame and an X-direction driving mechanism. The Y-direction device comprises a base and a Y-direction driving mechanism, and a grinding mechanism is arranged on the base and comprises a driving motor and a grinding wheel. A positioning device is installed on the machine table and comprises a fixing mechanism and a positioning mechanism. The fixing mechanism comprises a plurality of through holes, a plurality of negative pressure pipes and a negative pressure assembly which is arranged in the machine table and used for making the negative pressure pipes generate negative pressure. The top of each negative pressure pipe communicates with a suction cup. The positioning mechanism comprises a plurality of air cylinders which are vertically arranged on the top of the machine table and limiting rods which are in threaded connection with the tops of piston rods ofthe air cylinders in a one-to-one correspondence mode. By arranging the positioning device, glass can be conveniently positioned so that the glass can be grinded.

The invention discloses a wood polishing device comprising a working platform. Both the front and the rear of the upper surface of the working platform are provided with baffles; first transverse slides are arranged at the upper surface of the working platform and located at the outer side of each baffle; a first motor-driven trolley is arranged in each of the first transverse slides, the top surfaces of all the first motor-driven trolleys are together connected with a door type bracket, and a vertical slide is arranged at the bottom surface of a beam of the door type bracket. A second motor-driven trolley is arranged in the vertical slide; a first micro motor-driven push rod with a downward driving end is arranged on the lower surface of the second motor-driven trolley, the driving end ofthe first micro motor-driven push rod is provided with a first small-sized rotating motor with a rotating end towards the left; and the rotating end of the first small-sized rotating motor is fixedlyconnected with a second small-sized rotating motor with a forward rotating end. The wood polishing device has the beneficial effects that the corners of wood can be polished, the working platform canbe cleaned and tidied after the polishing is finished, and produced fragments can be removed to avoid cleaning omission.

The invention discloses a longitudinal moving type PCB board grinding device which comprises a base, an X-axis feeding mechanism, a carrying die, a door frame, an air cylinder, a guide rod, a supporting plate, a square pipe, a first support, a rack, a rotating shaft, a servo motor, a gear, a second support, a speed adjusting motor and a board grinding mechanism. A PCB is placed in the carrying die. The air cylinder moves downwards to push a template mechanism to make contact with the PCB. The speed adjusting motor works to drive the board grinding mechanism to conduct board grinding treatment on the PCB. The servo motor works to drive the rotating shaft to rotate, and therefore the gear is driven to rotate. Due to the fact that the gear is engaged with the rack, the servo motor can drive the board grinding mechanism to move longitudinally. Meanwhile, the X-axis feeding mechanism can drive the PCB placed in the carrying die to move transversely, and therefore automatic board grinding can be conducted on the PCB. The longitudinal moving type PCB board grinding device is simple in structure and capable of automatically conducting board grinding treatment on the PCB, meanwhile, abrasive materials make even contact with the PCB, board grinding is even and continuous, and the automation degree is high. Meanwhile, integrated design is adopted, and the cost is effectively reduced.

According to one embodiment, a method for handling congestion in a network includes determining that there is congestion on a first device in a network, setting a congestion indicator in a header of a packet to indicate an amount of congestion at the first device, sending the packet to all devices that send traffic to the first device, receiving the packet having the multi-bit indicator in a header thereof at a device that sends traffic to the first device, and reducing a congestion window by a factor of between about 5% and about 50% based on a severity of the congestion indicated by the multi-bit indicator, wherein the congestion window is reduced by a greater factor when the congestion is indicated as being more severe. Other systems and methods for handling congestion in a network are described according to more embodiments.

The invention discloses a board plane processing device. The board plane processing device comprises a workbench, wherein a fixing and polishing mechanism and a fixing and moving mechanism are arranged on the upper surface of the workbench, and an elastic protective layer is arranged on the side surface of each first clamp plate. The board plane processing device has the beneficial effects that the device can fix a board well when performing plane processing on the board and performs automatic polishing processing, and manpower is liberated well.

The invention relates to the field of furniture, in particular to a furniture panel grinding device facilitating feeding. In order to achieve the technical purposes that time and labor are saved during operation, the polishing efficiency is high, and feeding is facilitated, the furniture panel grinding device facilitating feeding comprises a fixing base, a first motor, a first supporting plate, asecond motor, a first gear, a rack, a fixed block, a polishing machine, an installation plate, a first sliding rail, a first slider, a first bearing pedestal, a first rotary shaft, a second supportingplate, a third supporting plate, a placement plate, an electric conveying roller, a second gear, a second slider, a second sliding rail, a second bearing pedestal, a third gear, a second rotary shaft, a third rotary shaft, a fourth gear, a third bearing pedestal and a fourth supporting plate. The furniture panel grinding device has the advantages that time and labor are saved during operation, the polishing efficiency is high, and feeding is facilitated.

The invention discloses a grinding machine with a single-sided chamfering grinding function. The grinding machine comprises a machine body with supporting posts at two sides, wherein a grinding cavity is arranged in the machine body; a first slide slot is formed in the inner wall at the left side of the grinding cavity; a second slide slot is formed in a position, close to one side of the first slide slot, on the top wall in the grinding cavity; a first slide cavity is arranged in the bottom wall in the grinding cavity; a first threaded rod is arranged in the first slide slot; a first slide block is connected on the first threaded rod in a screw-thread fit mode; a grinding table is arranged at the right side of the first slide block; a fourth slide slot is formed in the bottom end surface of the grinding table; a second slide cavity is arranged in the grinding table; a limiting slide block is connected in the second slide cavity in a sliding fit mode; and a guide slide rod which extends towards the left side is fixedly arranged at the left side end of the limiting slide block. The grinding machine is simple in structure, is reasonable in design, can automatically complete grinding and chamfering-trimming work, can realize regulation on dust-absorbing as well as a chambering-trimming angle, is convenient to operate, saves time and labor, improves working efficiency and reduces labor intensity.