31results about How to "Precise hole position" patented technology

The invention relates to a process for drilling the side of a furniture plate. The process is characterized by comprising the following steps of: (a) flatly placing the plate on a horizontal platform, wherein the unprocessed end leans against an L-shaped positioning block on the horizontal platform; (b) driving a vertically lifting main pressing block and an auxiliary pressing block so as to press the upper surfaces of the unprocessed end and the processed end and prevent the unprocessed end from jumping during processing; (c) driving a plurality of drills positioned on the side of the processed end of the plate so as to feed towards the plate end and drill the side of the plate; and (d) after the drilling process is finished, returning the drills, lifting the pressing blocks, manually taking out the plate and finishing the process of drilling the side of the plate. The process is simple, and convenient and fast to implement; and processing equipment is simple in structure and convenient and fast to operate, can effectively improve the drilling efficiency, guarantee accuracy of the hole position and guarantee success of subsequent production of products.

The invention discloses a drilling automatic positioning device and method for a tunneling and drilling jumbo. The device comprises a drilling supporter, a distance measuring sensor, an advancing beam positioner, displacement sensors, an angle sensor, a laser alignment part, an interactive display terminal, a controller and a handle. The distance measuring sensor is used for determining a position relation among the tunneling and drilling jumbo, an advancing beam and an operation roadway face; the displacement sensors are respectively arranged on a near-slope oil cylinder, a telescopic oil cylinder, a pitch oil cylinder, a compensating cylinder and a lift cylinder; the angle sensor is arranged on a rotary oil cylinder; the interactive display terminal is used for the display of data and the selection and setting of a hole arrangement mode; the controller is used for receiving an instruction and driving a hydraulic valve, controlling strokes of oil cylinders, calculating the position and pose of the advancing beam by the measured data of the sensors, and finally determining the position of a drill; the handle is used for controlling the operation of the jumbo. According to the device and the method, drilling automatic positioning is realized according to the hole arrangement mode, the automation degree of the drilling jumbo is improved, the technical requirements on operators are reduced, the efficiency of tunnel operation is improved and the service lives of a drill pipe and the drill are prolonged.

The invention relates to the industry of axle manufacturing, in particular to a turning hole making device which comprises a drilling device and a compressing device. A drilling part is fixed on the drilling device and is connected through a rotary shaft. The compressing device is fixed to a body and the drilling part through studs. The turning hole making device is simple in structure, is more convenient than the traditional machining methods for workpiece clamping and is reliable in positioning. The position of made holes is accurate. Changing the original structure of parts is not needed, detaching a pattern plate and the compressing device is not needed, tool utilization rate can be increased effectively, operation is facilitated for operators, and labor intensity is reduced to a certain degree for workers, time and tool waste is reduced, and cost saving and productivity increasing are combined effectively.

The invention provides a piercing die for piercing in a sidewall of a round tube and belongs to the field of dies. The piercing die comprises an upper die holder and a lower die holder; the upper die holder is connected with the lower die holder through a guide column; the bottom of the upper die holder is connected with an upper terrace die; a round tube holding portion is longitudinally arranged on the lower die holder; the lower die holder is further connected with a positioning mechanism; the positioning mechanism comprises a driving assembly, a transmission assembly and a positioning assembly, all of which are orderly connected with each other; the positioning assembly comprises a columnar positioning rod that can be driven by the driving assembly to move in a longitudinal direction; when the round tube is placed on the round tube holding portion, the positioning rod can be inserted into the round tube while moving. Such a piercing die is capable of quickly and accurately piercing the sidewall of the round tube; a machined workpiece has the characteristics of high quality and high accuracy and is capable of meeting the requirements of modern production.

The invention discloses a wiring hidden box machining tool, and belongs to the field of wiring hidden box manufacturing. The wiring hidden box machining tool comprises an upper mounting seat and a lower mounting seat which are mounted on a rack. A punching and tapping mold set, a stamping mold set and a forming mold set are sequentially mounted in the upper mounting seat and the lower mounting seat in the feeding direction. The punching and tapping mold set is used for machining mounting holes, lug seats, connecting holes and knock-off holes on plates. The stamping die set is used for machining buckles and clamp grooves on the plates, and gaps used for subsequent forming and splicing are punched on the two sides, in the width direction, of each plate. The forming die set is used for bending the plates after the plates are shorn off to form finished hidden boxes. By means of the wiring hidden box machining tool, one-time machining of wiring hidden boxes can be continuously completed, the machined wiring hidden boxes are precise in shape and accurate in hole position, and the machining efficiency is extremely high.

The invention relates to a punching device for positioned processing and opening cutting and trimming of a micromotor support plate. The punching device comprises a punching driving device, an upper die plate, a punching head and a clamping device positioned at a position below the punching head, wherein the micromotor support plate is arranged in the clamping device; the punching device also comprises a main unit, a controller, a pressure control valve and an ultrasonic crack detector positioned below the micromotor support plate; an optoelectronic switch is arranged in the punching head; the micromotor support plate is coated with a film; a color mark for detection of the optoelectronic switch is arranged on the film; the clamping device is arranged on a support; the ultrasonic crack detector is arranged at one side of the lower surface of the support by means of a connecting rod; a laser opening cutting device is arranged at the other side of the lower surface of the support by means of a bending frame; and an indicating lamp connected with the main unit is arranged on the front side face of the upper die plate. According to the punching device disclosed by the invention, pinching processing of sheet metal is realized by combining laser opening cutting with punching of the punching head; the punching device is high in processing efficiency and fewer in punching burrs; and the punching device has the characteristics of accuracy in positioning, convenience in operation and small deformation.

The invention provides a punching die with an opposite-punching mechanism, and belongs to the field of dies. The punching die with the opposite-punching mechanism comprises an upper die seat and a lower die seat which are connected by a guide column, wherein the bottom of the upper die seat is connected with an upper convex die; the top of the lower die seat is also connected with a lower convex die; a middle die seat is arranged between the upper die seat and the lower die seat and is connected with the lower die seat by a rest spring; the rest spring is arranged on the outer part of the guide column in a sleeving manner; a round pipe placing part is arranged on the middle die seat and is in an arc-shaped sinking groove structure; and the bottom of the arc-shaped sinking grove is provided with a round hole communicated with the bottom of the middle die seat. The punching die can punch a round pipe from two directions of the round pipe so as to finish the punching on two side hole positions of the round pipe, so that the working efficiency is improved, the device input is reduced, the workpiece accuracy is improved, and enterprise benefits can be promoted directly.

The invention provides a leather carving closestool cover process, and belongs to the technical field of bathroom products machining. The process comprises the following steps of (1) carving, specifically, placing a density plate on a workbench of a carving machine, carving and molding an inner contour and an outer contour according to an arrangement program; (2), edge trimming, specifically, placing the density plate on a working disc of the automatic edge trimmer in the middle, driving the density plate to rotate to be close to a rotating abrasive belt, starting automatic edge trimming; (3),spraying, specifically, uniformly coating the back surface of the cover, the front surface of the ring and the back surface of the ring; (4),embossing, specifically, carrying out an embossing processon the leather on the surface of the closestool cover by using an embossing machine; (5), finishing, specifically, cutting off redundant leather and edge sealing; and (6), polishing. According to theprocess, an autonomous improved CNC machining technology and a trimming technology are utilized, so that the production efficiency and the processing quality are improved, in addition, the hand feeling of the leather carving is excellent, the pattern is fine and graceful, and leather carving closestool cover has the functions of flame retardancy, sound absorption, sound insulation, moisture prevention, mildew prevention, anti-bacteria, water-proof, oil-proof, dust-proof, anti-fouling, anti-static and anti-collision.

The invention discloses an explosion-proof motor base wiring hole combined machining device and a machining method and belongs to the technical field of explosion-proof motor machining. The explosion-proof motor base wiring hole combined machining device comprises a bearing platform. A milling mechanism, a punching mechanism and a turning mechanism are sequentially arranged on the bearing platform. A translation mechanism is arranged on the bearing platform. A pressing and positioning mechanism is arranged on the translation mechanism. The milling mechanism, the punching mechanism, the turningmechanism and the translation mechanism are all connected with a controller. By the adoption of the explosion-proof motor base wiring hole combined machining device and the machining method, during combined machining of an explosion-proof motor base, milling, drilling and tapping of mounting screw holes and drilling of wiring holes can be carried out continuously by means of one-time clamping, sothat the precision of combined drilling is improved, and the machining efficiency is high.

The invention relates to a non-woven fabric bag trepanning machine. A rack is included and provided with a feeding platform, a bag body expanding mechanism and a trepanning mechanism. The bag body expanding mechanism comprises a transmission assembly and a tight expanding assembly. The transmission assembly comprises a horizontal sliding frame, a lead screw, a horizontal drive motor, an upper negative pressure suction pipe, a lower negative pressure suction pipe, an upper drive air cylinder and a lower drive air cylinder. The rack is provided with a horizontal track. A vertical track is arranged on the horizontal sliding frame. The lead screw is rotationally arranged on the rack. The horizontal sliding frame is in threaded connection to the lead screw. The vertical downward side of the upper negative pressure suction pipe is provided with an upper adsorption port, and the vertical upward side of the lower negative pressure suction pipe is provided with a lower adsorption port. The tight expanding assembly comprises a tight expanding module, and the tight expanding module is provided with hole-position-corresponding die hole positions. By adoption of the above scheme, the non-wovenfabric bag trepanning machine is provided, sewn non-woven fabric bags can be expanded, the parts needing trepanning are directly punched, and quantitative and high-precision production of non-woven fabric bags is achieved.

The invention relates to the field of plug-in machining equipment, and discloses a columnar plug-in screw turning machine which comprises a rack, a conveying platform, a screw turning device and a plug-in direction adjusting device are arranged on the rack, the plug-in direction adjusting device comprises a limiting mechanism, a plug-in fixing mechanism is arranged on the conveying platform, and a limiting hole allowing a plug-in to axially pass through is formed in the plug-in fixing mechanism. The inserting piece can rotate in the limiting hole in the circumferential direction, the inserting piece direction adjusting device is provided with a matching part in transmission connection with the rotating power source, and the matching part is connected with the inserting piece. The limiting mechanism comprises a coordination needle in transmission connection with the positioning power source, and when the matching part is connected with the inserting piece, the center axis of the coordination needle is located in the plane where the center axis of the bolt hole is located; the plug-in is conveyed through the conveying platform, the plug-in direction adjusting device and the limiting mechanism are respectively matched with the plug-in so as to adjust the direction of the plug-in to the correct direction of screwing a screw, and then the plug-in with the adjusted direction is automatically conveyed to the screw screwing device to be automatically screwed into the screw.

The invention provides a device for guaranteeing coaxiality of multiple lug piece holes. The device comprises a positioning tool and a U-shaped clamp. The positioning tool is attached to the positioning face of a part to determine the hole position of a single lug piece hole, the U-shaped clamp is used for clamping the part and the positioning tool, bolts are fastened, the hole positions are fixed, and hole forming is achieved through a guide hole in the positioning tool. When a multi-lug-piece coaxial hole is manufactured, the corresponding positioning face on the part is selected, and a moving device is used for clamping, so that the coaxiality of the multiple lug piece holes can be realized. By selecting the corresponding positioning face on the part, the device is horizontally moved for clamping, coaxiality of the multiple lug piece holes is achieved, positioning is accurate, operation is easy, implementation is easy, the multiple coaxial guide holes can be correspondingly formed in different positions, special tools are saved, cost is reduced, and the efficiency is improved.