106results about How to "Steady Orientation" patented technology

The invention relates a buffing attachment, in particular to a buffing attachment with high stability for leather shoe factories. The invention aims at solving the technical problem of providing a buffing attachment with high operation stability, sufficient polishing and high work efficiency for leather shoe factories. In order to solve the technical problems above, the invention provides the buffing attachment with high stability for leather shoe factories. The buffing attachment realizes the effects of high operation stability, sufficient polishing and high work efficiency, and an elevator mechanism of the buffing attachment can drive a buffing mechanism to move up and down to provide convenience for adjusting the height of the buffing mechanism.

An integrated imager and camera mounting assembly that allows a single operator to scan the crime scene for prints without assistance, and to attain an optimally illuminated and stably focused recorded image with single handed adjustments. The assembly includes an A-frame stand which carries a pair of UV lights on adjustable arms for single handled adjustment by the operator in the scanning and recording modes. The stand includes a footed base that allows the operator to securely engage the frame against vertical, horizontal and irregular surfaces using the imager handle thereby locating the imager at a fixed distance from the print area and permitting ready focusing of the image with the other hand. The base further includes a sliding scale for placement in the field of view for dimensional referencing.

The invention discloses a working roll bending device of a plate band rolling mill. The device is fixedly arranged on a rolling mill stand, and roll bending devices are arranged on two end parts of an upper working roll and a lower working roll so as to carry out supporting, balancing and roll bending control on the upper working roll and the lower working roll to improve the convexity of a loaded roll gap between the upper working roll and the lower working roll and control the plate shape. The roll bending device comprises a memorial archway, upper roll bending devices and lower roll bending devices, wherein the memorial archway is a framework body, and upright posts at the left side and the right side of the memorial archway are respectively inwards and convexly provided with a waist bump; the upper roll bending devices can be slidably arranged in the memorial archway, positioned above the waist bump and assembled at two ends of the upper working roll; and the lower roll bending devices can be slidably arranged in the memorial archway, positioned below the upper roll bending device and assembled at two ends of the lower working roll. The working roll bending device of the plate band rolling mill can meet the working requirement of a large large-openness plate band rolling mill and has the advantages of reliable rolling quality and long service life.

The invention discloses a bias guiding mechanism of a static pointing type rotary steering well drilling tool and a control method, and belongs to the technical field of petroleum and natural gas welldrilling. The bias guiding mechanism of the static pointing type rotary steering well drilling tool comprises a drill bit connecting shaft and a non-rotary outer cylinder, and further comprises a flexible hose, bias mechanisms and a sliding block connecting piece; the flexible hose is connected with the drill bit connecting shaft, and the bias mechanisms are installed in the non-rotary outer cylinder; the bias mechanisms comprise center adjusting sliding blocks, spiral telescopic mechanisms and control motors; the sliding block connecting piece is arranged on the outer part of the drill bit connecting shaft in a sleeving mode; and the center adjusting sliding blocks are connected with the control motors through the spiral telescopic mechanisms and are installed in the sliding block connecting piece, the center adjusting sliding blocks are driven by the control motors to move forward and backward to push the drill bit connecting shaft, and control over structure bend angles and tool face angles is realized. The disturbance and the load applied on the motors are both small and stable in the process of making a connection, the electric energy requirement of a system is reduced obviously, and the service life of the guiding tool is prolonged; and the scheme is simple and easy to operate, and the structure is compact.

The invention discloses a mechanical rotary steering tool, which comprises an upper joint, a control unit, an execution unit, and a drill bit. According to the technical scheme, the end of a pin is mounted in the outer wall channel of an indexing mechanism, when pump pressure is increased, the indexing mechanism rotates and moves in the axial direction in the meantime to drive a mobile mandrel tomove along the axial direction, so that a radical passage hole at the lower end of the mobile mandrel communicates with a radical passage hole of a guide joint, and a high-pressure drilling fluid enters and pushes a telescopic arm to move outwards in the radial direction to realize a steering function; when the pump pressure is increased again, the limiting point of the cooperation between the indexing mechanism and the pin is switched, the indexing mechanism is reset, the mobile mandrel is reset under the action of the elastic force of a spring a, the drilling fluid is discharged from a bypass valve, and the telescopic arm is retracted under the action of the elastic force of a spring b to stop steering operation. According to the mechanical rotary steering tool, control of a wellbore trajectory and lowering of the cost of the rotary steering tool can be realized, and the mechanical rotary steering tool is suitable for using in structural wells such as horizontal wells and large displacement wells.

A drill provided with coolant holes, comprising: a drill body rotating about the axis thereof; cutting edge sections having top clearance surfaces; cutting debris discharge grooves each having a front groove-wall surface facing forward in the rotational direction of the drill body and also each having a rear groove-wall surface facing rearward in the rotational direction; cutting edges each formed at the ridge at which a front groove-wall surface and a top clearance surface intersect each other; land sections each formed between the cutting debris discharge grooves adjacent to each other in the rotational direction; and coolant holes formed by boring in the land sections and open in the top clearance surfaces. The coolant holes each include: a front hole-wall surface located ahead in the rotational direction and having a constant distance to the front groove-wall surface of a cutting debris discharge groove; a rear hole-wall surface located behind the rotational direction and having a constant distance to the rear groove-wall surface of a cutting debris discharge groove; and an outer peripheral hole-wall surface located on the outer peripheral side of the drill body and having a constant distance to the outer peripheral wall surface of a land section.

The invention relates to a binaural hearing instrument and an earpiece. The binaural hearing instrument and an earpiece for the binaural hearing instrument are enabled for broadband wireless data transmission to a further binaural hearing instrument. Wireless broadband binaural data transmission with high bandwidth and low resource requirement is afforded, while the devices can be manufactured easily and inexpensively. The hearing instrument has a housing, a signal processor, a receiver and an antenna for binaural data transmission. The housing can be worn at least partly in an auditory canal. A distal section houses the signal processor and the receiver. A proximal section adjacent to the eardrum and separated spatially from the proximal section houses the antenna. The antenna is disposed between the receiver and the sound outlet as far in the auditory canal as possible. The distance between the antennas of the two binaural hearing instruments is reduced by 1 to 2cm. regulated minimum distance is guaranteed between the antennas and the earpiece and th hybrid and compared with conventional positioning and the bit error rate is significantly improved.

The invention discloses an automatic feeding tapping machine which has the characteristics of being accurate in alignment and high in machining efficiency. The automatic feeding tapping machine comprises a machine frame, a headpiece and vibrating disks. A tapping drill is mounted on the headpiece. A positioning fixture is mounted on the machine frame. The positioning fixture comprises a bottom template, a push cylinder and a clamping cylinder. The bottom template is provided with guiding grooves and inlet grooves. Push plates are mounted on the push cylinder and are slidably arranged in the corresponding guiding grooves. Each vibrating disk is provided with a guide groove which communicates with the corresponding inlet groove. The clamping cylinder is provided with clamping seats. The clamping seats slide towards and draw close to the centers of the guiding grooves from the two sides. Workpieces are placed in the vibrating disks and slide along the guide grooves to be arranged to the inlet grooves. The push cylinder drives the push plates to slide along the guiding grooves and push the workpieces in the guiding grooves to slide. The sidewalls of the push plates close the inlet grooves until the workpieces are clamped by the clamping seats. The tapping drill moves along the axis and conducts tapping on the workpieces. After completion of tapping, the push plates push the workpieces to fall into a discharge port.

The invention relates to a roof luggage rack for an automobile, which comprises two side rods, two transverse rods, a fixed support frame, a movable support frame and a compressed support frame, wherein one end of the fixed support frame is sheathed and fixed in pipe cavities of the transverse rods, the other end of the fixed support frame is pivoted with the movable support frame, one end of themovable support frame is pivoted on the fixed support frame through a screw sleeve and two socket hexagon screws, the other end of the movable support frame is provided with a C-shaped groove connected with the side rods, a fastening screw hole is arranged in the middle of the screw sleeve in a way of transversely penetrating a sleeve body, a through hole is arranged in the compressed support frame, one end of the compressed support frame is sheathed and fixed in the pipe cavities of the transverse rods, and the other end of the compressed support frame is screwed into the fastening screw hole arranged in the middle part of the screw sleeve after passing through the through hole through a socket hexagon fastening bolt for tightly compressing the side rods. The lower part of the fixed support frame is sealed and decorated through a plastic lower case, the upper part of the compressed support frame is sealed and decorated through a plastic upper case. The extension and contraction of the transverse rods and the relative position of the transverse rods on the side rods can be regulated, and the vehicle load capacity is improved. The transverse rods can be conveniently taken down. An upper rubber pad and a lower rubber pad are adopted, and the buffer effect is realized.

The invention relates to a stable and reliable clean type electric drill. The stable and reliable clean type electric drill comprises a main body, a drill bit, a stabilizing mechanism and a collectingmechanism; the stabilizing mechanism comprises a stabilizing assembly and two clamping assemblies; the stabilizing assembly comprises a first motor, a gear and two stabilizing units; each stabilizingunit comprises a rack, a limiting groove, a first connection rod, a cross rod, a second connection rod and a connection block; the collecting mechanism comprises a collection tank and a telescopic assembly; the telescopic assembly comprises a drive unit, a positioning rod, a slide block, a fixed block, a telescopic frame, a connection board, two positioning blocks and two transmission blocks; anda PLC and a wireless signal receiving and dispatching module are arranged inside the main body. According to the stable and reliable clean type electric drill, stability of the main body is improvedthrough the stabilizing mechanism, shake of the electric drill during drilling is reduced, stability and practicability of the electric drill are higher, metal scraps are collected into the collectiontank through the collecting mechanism and are prevented from being scattered on the ground and hurting people, and accordingly safety and cleaning degree of the electric drill are improved.

The invention discloses an intelligent support sliding bearing device with adjustable clearance and a clearance adjustment method. The intelligent support sliding bearing device comprises a support sliding bearing, an inclined block is arranged under the support sliding bearing, a guide rail is arranged under the inclined block, the bottom surface of the inclined block is matched with the guide rail in a sliding mode, the inclined block moves in the axial direction of the guide rail, the top surface of the inclined block is an inclined plane with a taper of 1 to 125, a pushing mechanism is arranged at one end of the inclined block, the other end of the inclined block is connected with a reset spring, and a vertical displacement sensor and a horizontal displacement sensor are respectively used for detecting the vertical radial displacement and the horizontal radial displacement of a rotor; the vertical displacement sensor and the horizontal displacement sensor are connected with the input end of a monitoring controller, and the output end of the controller is further connected with the control signal input end of a servo motor; when the rotor vibration is too large, signals collected by the sensors are sent to the controller, the controller controls the servo motor to make a certain action, and the clearance between the bearing and the shaft neck is changed, so that the elliptical bearing play a role, the rotor amplitude is reduced, and the whole system has a good effect of vibration reduction and suppression.

The invention discloses a guiding type transmission shaft structure with a cutting knife, which comprises a transmission shaft, a connecting ring, a cutting mechanism, a guiding column and a guiding elastic body. The threading block of the invention realizes the stable guiding function by cooperating and plugging the guide hole and the guide column in the mounting groove, and sleeves the guide elastic body on the guide column, so that the whole cutting knife can more stably carry out the telescopic floating; and the cutting knife of the invention utilizes the driving screw to carry out telescopic floating in the mounting groove of the connecting ring, and adjusts the proper cutting depth. The cutting knife of the invention has ingenious structure design, and the front and back ends of thetwo sides of the connecting block are respectively provided with a blade, so that the double-edged cutting of the two sides is realized, and the cutting efficiency is high; at the same time, a clamping sliding groove is respectively arranged between the blades on both sides of the threading block, which is convenient for sliding connection between the threading block and the mounting groove, realizes telescopic floating adjustment, and is more flexible in use.

To provide a working glove with a storage part so designed as to allow a working article such as a pencil or a cutter to be easily taken out or put in. The working glove with a storage part is structured as follows: forming a storage part 10 in which part or whole of the working article S such as a pencil, a cutter or a snip can be housed at a prescribed portion of a glove body 1; fixing a sheet-state reinforcing member 2 to at least the palm part 4 of the glove body 1 formed of sewn-up knit or the knitted glove body 1 to provide the storage part 10 where part or whole of the working article S such as a pencil, a cutter or a hand clip is detachably inserted to be held, at the back part 3 of the glove body 1. The storage part 10 is formed of material such as polyvinyl chloride or rubber rich in elasticity and having excellent slip-preventive effect.

The invention discloses a preparation method of nano calcium carbonate for anti-sagging PVC (polyvinyl chloride) plastifying paste. The method comprises the following steps of: pretreating suspension liquid by using a phosphoric acid compound; compounding the pretreated suspension liquid into a surfactant by using fatty acid saponification liquid, polyethylene glycol, fatty acid methyl ester sodium sulfonate and alkylphenol polyoxyethylene ether phosphate monoester to obtain a modified nano calcium carbonate suspension; and finally, carrying out filter pressing, drying and sieving to obtain the anti-sagging nano calcium carbonate for the PVC plastifying paste. According to the method, after the PVC accelerating paste is filled with the nano calcium carbonate, the nano calcium carbonate has relatively good sagging performance, flowability, viscoelasticity, dispersity, impact resistance and stability, and the nano calcium carbonate can be used as an excellent automobile chassis filler.

The invention provides a method for manufacturing a liquid crystal electro-optical module. According to the method, liquid crystal alignment is performed in a non-contact manner to provide stable alignment of liquid crystal molecules sealed in the liquid crystal electro-optical module, so that the liquid crystal molecules have a pre-tilt angle defined in a steady state, and thus liquid crystal canbe prevented from defects caused by reverse tilt when an applied field tends to be dynamic. The method includes the steps of providing an optical unit including a hollow space; injecting a liquid crystal mixture into the hollow space; and applying a gradient field to the liquid crystal mixture, wherein the intensity of the gradient field shows a gradient distribution.

The invention discloses an arc-shaped cutting machine for paving marble slabs on roads. The arc-shaped cutting machine comprises a base, a workbench, a power transmission mechanism, a stand column, acutting mechanism and a rotary supporting frame. The stand column is fixed to one end of the base, and the workbench is fixed at the other end of the base; one end of the rotary supporting frame is sleeved with the stand column through a shaft sleeve, the power transmission mechanism is fixed to the other end of the rotary supporting frame, the cutting mechanism is fixed to the bottom of the powertransmission mechanism, the power transmission mechanism comprises a power box and a transmission box, and a motor is mounted in the power box; a cam, a connecting rod, a guide sleeve and a U-shapedsleeve are arranged in the transmission box; the cutting mechanism comprises a knife rest, a cutter and a locking ring; the threaded end of the knife rest is connected into a center threaded hole at the bottom of the U-shaped sleeve through threads, and a cutter clamping groove is formed at the other end of the knife rest; the cutter is arranged in the cutter clamping groove; and the locking ringis sleeved with the cutter clamping groove and fixedly connected to one end of the knife rest. The arc-shaped cutting machine can stably conduct arc cutting on stones, meanwhile, the stones with different thicknesses can be cut, time and labor are saved, and the using requirement is met.

The invention discloses a piston skirt profile line structure which comprises a sealing ring groove (1), an inner ring supporting surface (2), a piston pin hole (3), an outer ring supporting surface (4) and a middle-bulged varying ellipse profile line (5). The sealing ring groove (1) is arranged on a top skirt cylindrical fitting surface; the inner ring supporting surface (2) and the outer ring supporting surface (4) are arranged at the top of a piston skirt; the piston pin hole (3) is formed in the middle of the piston skirt; and the middle-bulged varying ellipse profile line (5) is arranged on the outer cylindrical surface of the piston skirt. The piston skirt profile line structure has the advantages that the excircle of a piston is designed into a special excircle (middle-bulged varying ellipse), so that a cross section perpendicular to the axis of the piston is an ellipse or a modified ellipse, the ellipticity changes in the axis direction according to certain rules, a convex ellipse of the piston shape is different from a common ellipse, the ellipse skirt adopts a structural mode of a convex reducing ellipse, the rules are that a long diameter becomes smaller, bigger and then smaller from the bottom end of the skirt part to the upper part and a short diameter becomes larger and smaller, and the gap between the piston and a cylinder is reduced.