32results about How to "Avoid secondary wear" patented technology

The present invention relates to a system of preparing a one of a kind artificial or biological implant to repair or replace a bone or a tissue part in a living individual, the system comprising: pre-operatively constructing an anatomically correct, affected area 7-unique scan implants geometry, wherein the implants geometry is unknown before the acquisition of the individual's data; and using a process derived from rapid prototyping to construct a geometrically and anatomically correct duplication of the functional attributes of the bone or tissue part to be replaced from the dataset created by scans of the recipients scans. This system can also be used to modify, pre-operatively, existing FDA approved implants.

The invention provides an anti-blockage oil filter. The anti-blockage oil filter comprises a shell, a bottom plate, a first filtering mechanism and a second filtering mechanism. A partition board divides an inner cavity of the shell into a first chamber and a second chamber. The first filtering mechanism is arranged in the first chamber. The first filtering mechanism comprises a first magnetic adsorption device and a first filter element. The second filtering mechanism is arranged in the second chamber. The second filtering mechanism comprises a second magnetic adsorption device and a second filter element. The anti-blockage oil filter adsorbs and filters out different sizes of metal impurities in engine oil through the first magnetic adsorption device and the second magnetic adsorption device so as to reduce the filter pressure of the first filter element and the second filter element, prolong the service cycle of the first filter element and the second filter element and improve the filtering effect of the first filter element and the second filter element. Metal impurities adsorbed by the first magnetic adsorption device can completely stay in a first filtering chamber. Metal impurities adsorbed by the second magnetic adsorption device can be adsorbed onto a second barrel and cannot go into a fourth filtering chamber and a second filtering chamber.

The invention provides a cable erection assisting device, cable erection device and cable erecting and bundling method. In a cable erection device, the cable erection assisting device can be mounted between any two cross supports of a cable tray in a dismountable manner and includes a support and a plurality of rollers. The support includes a pair of support pieces arranged in parallel. Two ends of each support piece are provided with mounting parts used for detachable connection with the cross supports. The interval between the two support pieces is smaller than the width of the cable tray. The rollers are arranged at intervals along the length direction of the support pieces. The two ends of each roller are connected to the two support pieces respectively. The rollers can rotate around their rotary axes which are perpendicular to the length direction of the support pieces. By adopting the devices and the method provided by the invention, simple and convenient operation is achieved, abrasion of cables is reduced and labor strength is reduced greatly, labor power is saved and working efficiency is improved.

The invention provides an anti-blockage engine oil filter for an automobile. The anti-blockage engine oil filter comprises a shell, a bottom plate and a transverse partition plate. The transverse partition plate is arranged in the shell and divides the interior of the shell into a first filtering cavity and a second filtering cavity. The transverse partition plate is provided with a first oil conducting port communicating with the first filtering cavity and the second filtering cavity, and a plurality of first through holes communicating with the first filtering cavity and the second filtering cavity. A first filter element is arranged in the first filtering cavity, an annular containing cavity is formed in a second barrel of the first filter element, and the annular containing cavity is filled with metal impurity adsorption materials. The second filtering cavity is internally provided with a second filter element, a bypass valve is arranged on a second end cover of the second filter element, an inlet of the bypass valve communicates with the second filtering cavity, and an outlet of the bypass valve communicates with an inner cavity of a third barrel. According to the anti-blockage engine oil filter, the metal impurity adsorption materials are used for adsorbing and filtering out large-particle metal impurities in engine oil, the filtering pressure of filter paper is reduced, the using cycle of the second filter element is prolonged, and the filtering effect of the second filter element is improved.

The invention provides an automobile magnetic oil pan, and belongs to the technical field of engines. The automobile magnetic oil pan solves the technical problems that an existing oil pan is poor in scrap iron removal effect, cannot perform magnetization on engine oil and the like. According to the automobile magnetic oil pan, a magnetic layer is arranged on the inner wall of the oil pan, an oil baffle is arranged on the upper portion of the oil pan, and an antimagnetic structure used for shielding a magnetic field generated by the magnetic layer is arranged between the oil baffle and the bottom of the oil pan. The automobile magnetic oil pan has the advantages of being good in scrap iron removal effect, can perform magnetization on engine oil and the like.

The invention provides an oil filter with multiple filter elements. The oil filter comprises a shell, a bottom plate, a first filter element and multiple second filter elements. Oil in an engine can respectively flow in second central pipes of multiple second filter elements from multiple oil inlets; after metal filling is magnetically adsorbed by magnetic filtration modules of the second central pipes, the oil is filtered for the second time by a second filter paper group and then flows in the inner chamber of the shell; after being filtered by a first filter paper group, the oil flows in a first central pipe through a first through hole and finally flows back into the engine through a first oil guide hole and an oil outlet. The metal impurities of varying sizes are filtered in an adsorbing mode by multiple magnetic filtration modules in multiple second filter elements, therefore the filtration pressure of the first filter paper group and the second filter paper group is reduced, the service cycle of the first filter paper group and the second filter paper group is prolonged, and the filtration effect of the first filter element and the second filter elements is improved. The metal impurities adsorbed by the magnetic filtration modules can completely stay in the second central pipes and cannot flow in the inner chamber of the shell along with the oil.

The invention belongs to the technical field of machining, and discloses a punching and discharging all-in-one machine. The punching and discharging all-in-one machine comprises a base and a rack, wherein a punching mechanism is installed in the middle of the top of the rack; moving devices are installed at the positions, positioned on the two sides of the punching mechanism, of the top of the rack; lifting air cylinders are installed at the bottoms of the two moving devices; an upper pressing plate is connected to the bottoms of the two lifting air cylinders; a guide hole and two limiting grooves are formed in the upper pressing plate; the two limiting grooves are symmetrically positioned in the two sides of the guide hole; a movable lower pressing plate is arranged at the top of the base; limiting blocks are vertically fixed to the two sides of the lower pressing plate; and the limiting blocks correspond to the limiting grooves. According to the punching and discharging all-in-one machine, an automatic discharging structure of a workpiece is arranged, and therefore automatic discharging can be effectively formed after punching of the workpiece is completed; and the automatic discharging structure is composed of the movable lower pressing plate and a plurality of discharging rollers, and the punching and discharging all-in-one machine has the beneficial effects of being simplein structure and low in cost.

The invention provides an engine oil filter used for an automobile engine. The engine oil filter comprises a shell, a bottom plate, a first filter element and a second filter element. A transverse partition plate divides the interior of the shell into a first filtering cavity and a second filtering cavity. The filter element is arranged in the first filtering cavity and comprises a first central pipe, a first filter paper set, a first end cover, a second end cover and a plurality of second central pipes. The multiple second central pipes are circumferentially distributed around the first central pipe with the first central pipe being the center. A plurality of filtering assemblies are arranged in each second central pipe at intervals in the vertical direction. Each filtering assembly comprises two filtering nets arranged oppositely. A plurality of magnet blocks are arranged between every two filtering nets. The second filtering element is arranged in the second filtering cavity. Metal impurities with various sizes are attached and filtered through of the multiple filtering assemblies in the second central pipes, so that the filtering pressure of the first filter paper set and a second filter paper set is reduced, the using periods of the first filter element and the second filter element are prolonged, and the filtering effects of the first filter element and the second filter element are improved.

The invention belongs to the field of injection molding machine maintenance equipment, and relates to injection molding machine screw maintenance equipment which comprises a rack base, a driving box is fixedly arranged on one side of the rack base, a clamping box is slidably arranged on one side of the driving box on the rack base, a roller is rotatably arranged on the face, adjacent to the driving box, of the clamping box, and a clamping conical barrel is slidably arranged on the outward side of the roller. Clamping conical heads used for clamping screws are arranged on the end face of the clamping conical barrel in a sliding mode, two first sliding rails are arranged on the portion, between the two clamping conical heads, of the rack base, second sliding blocks are arranged on the first sliding rails in a sliding mode, a limiting ring is fixedly arranged at the adjacent position of the two second sliding blocks, and a grinding bin is rotationally arranged in the limiting ring. A plurality of polishing blocks are evenly arranged on the inner wall of the polishing bin in the circumferential direction, a horn-shaped second oil spraying opening is formed in the center of the end face of each polishing block, and the bottom of each second oil spraying opening is connected with an oil pipe. The surface lubrication protection of the screw rod can be completed in the screw rod surface derusting and polishing process.

The invention discloses a part grinding device based on industrial machinery. The part grinding device comprises a base, wherein a driving box and an outer barrel are welded to the top end of the base, the driving box is located on one side of the outer barrel, a driving gear is installed in the driving box, a first motor is installed on the top end of the driving box, the first motor is rotatablyconnected with the driving gear by virtue of a rotating shaft, a discharge hopper is welded to the top end of the outer barrel, a positioning ring is welded to the inner wall of the outer barrel, aninner barrel is connected to the interior of the positioning ring in a sliding mode by virtue of a sliding block and a chute, and a driven gear is welded to the bottom end of the inner barrel. In order to solve the problems of inconvenience in continuous grinding and large grinding error of a traditional grinding device in a grinding process, the invention provides the design of power driven automatic grinding, a workpiece is automatically ground by automatically rotating the inner barrel, and the grinding precision of the workpiece is limited by arranging grinding steel balls of different accuracy gradients.

The invention discloses a deslagging device of a fan coal mill, and belongs to the technical field of machinery. The deslagging device comprises a deslagging pipeline, a deslagging pneumatic door, a material box, a weighing device and a transfer device; the deslagging pipeline is arranged below an iron accumulation groove of a shell, the deslagging pneumatic door is connected to the deslagging pipeline, the material box is connected to the lower part of the deslagging pipeline, and the weighing device is arranged on the material box; when the weighing device gives out a full box alarm, the deslagging pneumatic door is controlled to act, the material box is conveyed to a dumping place through the transfer device, and dumping of materials is completed. Compared with an original deslagging mode that slag is stacked in an iron accumulation groove, the deslagging device device of the fan coal mill achieves the function of discharging slag such as iron blocks and coal gangue which cannot be ground in the coal mill out of the machine shell in time, and secondary abrasion of the slag, which cannot be ground, to a beating wheel and a lining plate is avoided; and in addition, the deslagging device of the fan coal mill can easily transfer materials through the transfer device, and the problem that an iron accumulation groove of an original fan coal mill is difficult to clean is solved.

The present invention provides an oil filter for an engine. The oil filter comprises a housing, a bottom plate, a first filter member, a second filter member and a bypass valve. A diaphragm plate is arranged inside the housing and divides the inside of the housing into a first filter cavity and a second filter cavity, the first filter member is arranged inside the first filter cavity, a metal impurity adsorbing material and a first filter paper are arranged between a first barrel body and a second barrel body of the first filter member, the second filter member is arranged inside the second filter cavity, an entrance of the bypass valve is communicated with a second working cavity, and an exit of the bypass valve is communicated with the inner cavity of a third barrel body. According to the oil filter provided by the invention, large-grain metal impurities in the oil are first filtered out by the metal impurity adsorbing material, so as to reduce filtering pressure of the first filter paper and a second filter paper, prolonging a service cycle of the first filter member and the second filter member, and raising the filter effect of the first filter member and the second filter member. And when the metal impurities adsorbed by the metal impurity adsorbing material reach a certain amount, a user only needs to directly replace the metal impurity adsorbing material.