32results about How to "Error-free installation" patented technology

A cylindrical vibration damping apparatus having an elastic body connecting an inner shaft and an outer cylinder member, and a pair of rubber stop plates disposed at axial ends of the inner shaft member. Each rubber stop plate has a mount hole that fits about the outside of the inner shaft member. Pairs of mating projections and mating recesses are provided to an interface between an inner circumferential surface of the mount hole of the each rubber stop plate and an outer circumferential surface of the corresponding axial end of the inner shaft member at three or more different intervals in a circumferential direction so that the pair of rubber stop plates are installed onto the axial ends of the inner shaft member with correct identification of a front and back and a circumferential position about the inner shaft member. A method of manufacturing the same is also disclosed.

The invention discloses a serrated knife for a high-speed carpet textile machine. The serrated knife comprises a knife rest and a blade component, wherein the blade component comprises a plurality ofblade bodies; a plurality of sawteeth are arranged on one side of each blade body; the plurality of sawteeth are arranged at equal intervals; a plurality of mounting holes are formed in one side, farfrom the sawteeth, of each blade body; the plurality of blade bodies are detachably connected with the knife rest through the plurality of mounting holes; the end parts of the plurality of blade bodies are correspondingly spliced with one another; splicing lines are formed in spliced positions; the splicing lines are positioned at the roots of the sawteeth, so that the phenomena that the splicinglines have cracks at cutting edges of the splicing lines and the shearing quality of carpet fabric is reduced are avoided; meanwhile, the invention further discloses a machining method of the serratedknife. The serrated knife machined through the method is high in quality, sharp in cutting edges and long in service life, and improves the shearing efficiency of the carpet fabric.

The present invention relates to a spring base fixing device (10) for a vibration damper, which comprises a spring base (20). The spring base is provided with the following components: a contact segment (21) which warps a vibration damping tube (40) along a circumferential direction, an accommodating segment (22) which is spaced from the contact segment (21) in an axial direction and a radial direction, and a supporting segment (23) which is spaced from the contact segment (21) in the axial direction, wherein, the supporting segment (23) axially supports a suspension spring (50) through a radial extension part that is basically disc-shaped. Furthermore the spring base fixing device (10) comprises an insulating component (60). The insulating component warps the vibration damping tube (40) and is equipped in the accommodating segment (22) of the spring base (20). Furthermore the insulating component is provided with a first outer segment (61c), a second outer segment (61d) and an intermediate segment (62), wherein, the outer segments (61c,61d) at least partially contact a radial inner surface (21a) of the spring base (20) in the contact segment (21) of the spring base through a radial outer surface (61b). The intermediate segment (62) is equipped between the two outer segments (61c,61d) along the axial direction and the intermediate segment (62) of the insulating component (60) at least partially contacts with the vibration damping tube (40) through a radial inner surface (62a). Furthermore the spring base fixing device (10) is provided with a locking component (70) which coils on the vibration damping tube (40). Furthermore the locking component (70) is radially equipped between the vibration damping tube (40) and a radial inner surface (61a) of one selected from the outer segments (61c,61d) of the insulating component (60) and causes the spring base fixing device (10) to resist the axial load and be locked.

The invention discloses a self-heat-preservation prefabricated outer wall board with a frame net rack. The prefabricated outer wall board comprises a heat-preservation sandwich board, steel wire net sheets and inclined inserting bars, wherein a space steel wire net rack is formed by the upper and lower steel wire net sheets and the heat-preservation sandwich board is arranged in the space steel wire net rack; the upper and lower steel wire net sheets are arranged at the peripheral edges along with the heat-preservation sandwich board, are bent inwards by two rows and are additionally provided with tie bars to form a frame steel bar cage; and lightweight concrete wall bodies are arranged on the upper and lower surfaces, and the peripheries of the space steel wire net rack. According to the self-heat-preservation prefabricated outer wall board, industrial prefabrication can be realized and the self weight is light; the periphery can be in flexible connection with a main body so that the anti-seismic effect is better; and meanwhile, the self-heat-preservation prefabricated outer wall board has the characteristics of rapid construction speed, low construction cost, energy conservation and environmental friendliness, safety and reliability and good heat preservation effect.

The invention discloses a tooling used for fixedly connecting a camshaft with a camshaft sprocket. The tooling comprises a upper lifting appliance, a lower clamp hoop and a camshaft sprocket bracket, wherein the upper lifting appliance comprises a lifting bolt, an upper hanger plate, an upper clamp hoop and a plurality of connection screws; the upper clamp hoop is arranged below the upper hanger plate; the upper hanger plate and the upper clamp hoop are fixedly connected into a whole through the connection screws. The connection method of the tooling is that the upper clamp hoop and the lower clamp hoop are radially clamped and fixed on the vertical positioning benchmarks at the upper and lower ends of the camshaft respectively, and then the camshaft sprocket is horizontally supported by the camshaft sprocket bracket after being heated. The camshaft is lifted up vertically, the perpendicularity of the camshaft and the levelness of the camshaft sprocket are adjusted respectively, and finally, the lower end of the camshaft enters a central hole in the camshaft sprocket to fulfill assembling. The tooling and the method have the advantages that the perpendicularity tolerance of the camshaft is controlled; the axial positioning of the camshaft sprocket is accurate; the mounting accuracy and the mounting efficiency of a diesel engine are improved; the mounting cost is reduced.

The invention relates to a faucet handle. The faucet handle comprises a handle shell, a balance weight block and a fixed piece, wherein injection molding is adopted for the handle shell and the fixedpiece; the handle shell is provided with an installing hole, and comprises a handle and a faucet connection portion; the faucet connection portion is provided with a hollow containing portion; the balance weight block is arranged in the containing portion; a valve element connection head is arranged on the outer side of the fixed piece, and a positioning boss is arranged on the inner side; and thefixed piece is arranged in the containing portion on the outer side of the balance weight block and is welded to the handle shell in an interference manner. The faucet shell has the following beneficial effects that firstly, the structure is simplified, the electroplating process is simple, and cost is lower; secondly, the appearance face comprises a visible portion in the handle shell, and bothof them are very bright and clean, and the nearly perfect metal texture is achieved; thirdly, the fixed piece and the handle shell are in interference welding, so that gas tightness between the fixedpiece and the handle shell is better, and connection is more stable and reliable; and fourthly, the fixed piece is provided with an alignment groove, in the process of installing the fixed piece, thealignment groove is aligned with the installing hole, and the fixed piece can be accurately installed in place.

The invention relates to an intelligent installation machine for a hydraulic support and an application method of the intelligent installation machine. The intelligent installation machine comprises an installation implementation system, a hinge pin hole locating assembly and a control system. The control system is electrically connected with the installation implementation system and the hinge pin hole locating assembly and used for intelligently controlling operation of the installation implementation system and the hinge pin hole locating assembly. According to the intelligent installation machine for the hydraulic support and the application method of the intelligent installation machine, coordinate information of hinge-joint holes in a hydraulic support base, a front connection rod and a rear connection rod is obtained through a laser lamp module in the hinge pin hole locating assembly; centering of hinge-joint holes is completed by completing movement of the front connection rod and the rear connection rod in a preset coordinate system through the control system; and after hinge pins at specific positions are grabbed through mechanical arms in the installation implementation system, the hinge pins are inserted into the hinge-joint holes, so that installation of the front connection rod, the rear connection rod and the base as well as installation of a top beam and a shield beam are completed. By means of the intelligent installation machine, traditional hydraulic support installation modes are changed; manpower and material resources are saved; intelligentized control is achieved; installation precision is high; and installation efficiency is improved.

The invention discloses a composite thermal insulation plate for a building. As for the problems that existing composite thermal insulation plates have low safety performance and long installation period, according to the following scheme, the composite thermal insulation plate comprises an inner blade concrete layer, a thermal insulation plate, and an outer blade light panel, one side of the thermal insulation plate is fixedly connected with one side of the inner blade concrete layer, the other side of the thermal insulation plate is fixedly connected with one side of the outer blade light panel, the inner blade concrete layer, the thermal insulation plate and the outer blade light panel are fixedly connected through a plurality of tie parts, a connecting groove and a groove are formed inone side of the inner blade concrete layer, the groove is located in the side, away from the thermal insulation plate, of the connecting groove, and a plurality of spring holes are formed in the bottom of the connecting groove at equal distances. According to the composite thermal insulation plate for the building, the structure is simple, design is ingenious, the attractive degree of an outer wall is improved, the construction speed is high, the construction period is short, the security risks are lowered, construction safety is ensured, and the economic benefits of construction engineeringare improved.

The invention discloses a slider insert to control positional degree of a gear mounting shaft. The slider insert comprises a first fixing plate, a second fixing plate and an I-shaped slider; the firstfixing plate and the second fixing plate are perpendicularly arranged on the two sides of the top of the base respectively; the first fixing plate is horizontally provided with a gear holding channelin penetrating manner. The slider insert has the advantages that the horizontal height of the mounting shaft can be adjusted under telescoping action of a first telescoping rod, the vertical and horizontal position of the mounting shaft can be adjusted until the axis of the mounting shaft and an emitting red point of a laser emitter overlap under sliding action of a sliding sleeve on a limiting sliding rod, the mounting shaft is finally inserted into a gear under the horizontal sliding action of the I-shaped slider on a transverse plate, and mounting is precisely finished; the cooperation ofthe structures enables the axis of the mounting shaft and the center of the gear to be set in a same horizontal line such that the mounting shaft is mounted accurately with no error, and mounting efficiency is effectively improved.

The invention relates to a method for fitting at least one battery module (3) into a battery housing (1) of a traction battery of a vehicle, in which, in a delivery process step, the battery module (3) is introduced into the battery housing (1) in a robot-controlled manner via a delivery path and by means of a delivery force (F), and until reaching an assembled position (A) in which the battery module (3) is in the correct position on a contact contour (17) of a housing base (7) of the battery housing (1), and in a securing process step, the correctly positioned battery module (3) is secured in the battery housing (1). According to the invention, the delivery process step is monitored by a monitoring unit (40), which detects an actual delivery path (zist) and an actual delivery force (Fist) during the delivery process step, and evaluates whether the delivery process step is being carried out error-free or not on this basis.

The invention provides a novel gear-shifting speed-changing executing device and a vehicle gearbox, and belongs to the technical field of automobile production. The novel gear-shifting speed-changingexecuting device comprises an end cover, a plurality of gear shifting cylinders and a plurality of shifting forks, the plurality of shifting forks are arranged below the end cover in a sliding mode, the plurality of gear shifting cylinders are fixedly arranged on the lower end surface of the end cover, are parallel in an axial direction, and are connected with the plurality of shifting forks in aone-to-one correspondence manner, and the gear shifting cylinders are used for driving the shifting forks to drive a change wheel to slide and shift gears. The vehicle gearbox adopts the novel gear-shifting speed-changing executing device, according to the novel gear-shifting speed-changing executing device, the starting point positions and the ending point positions of the strokes of the gear shifting cylinders are used as switching points of gears, the accuracy of executing the gear shifting operation is guaranteed, the plurality of gear shifting cylinders are arranged on the same one end cover, and a gear shifting executing mechanism of an overall structure is formed, so that the gear shifting executing mechanism is convenient to install, compared with a traditional gear-shifting speed-changing executing mechanism, technology is more advanced, the vehicle gearbox is more compact in structure and convenient to install, and the gear switching is accurate.

The invention relates to a shaft seal, in particular a radial shaft seal, having at least one sealing element (5, 5a) made of a polyfluorocarbon, preferably polytetrafluoroethylene. The sealing element (5, 5a) is provided with a sealing lip (4, 4a) which bears against the surface to be sealed under the action of a radial force. The sealing element (5, 5a) is supported by at least one elastomeric element which consists of a sealing ring (7, 7a).