50results about How to "Stretch out smoothly" patented technology

The invention discloses a rotatable and selectable push type multinational power source adapter, which comprises a shell, a socket and pins with at least two of standards, wherein the socket and the pins are arranged in the shell; the shell comprises an upper cover and base; the base is rotatablely assembled on the upper cover relative to a center rotation shaft; the socket is arranged in the upper cover; the pins with different standards are arranged in the base and synchronously rotates therewith; the pins with different standards are peripherally distributed around the center rotation shaft; each pin can be arranged relative to the center rotation shaft by means of parallel sliding, so that each pin has a work position which is extended out of the shell in a sliding way and a hidden position which is retracted into the shell in a sliding way; the side wall of the upper cover is provided with a positioning slidable groove which is extended parallel with the extension direction of the pins; a sliding component which can freely slide along the positioning slidable groove is arranged correspondingly to the positioning slidable groove; and the sliding component pushes one pin to be extended at a work position which is out of the shell when the pin is rotated into a function region thereof.

The invention relates to the technical field of petroleum equipment, in particular to an intelligent racking-platform discharging pipe system. The intelligent racking-platform discharging pipe system comprises a supporting seat, a rotary table, a rotary driving mechanism, a clamping claw, a linear movement mechanism, a mechanical arm and a controller, wherein the mechanical arm mainly consists of a fixing seat, a front arm, a rear arm, a front arm connecting rod, a rear arm connecting rod, a front arm oil cylinder, a rear arm oil cylinder and a connecting plate. Horizontal movements of the intelligent racking-platform discharging pipe system can be achieved through the linear movement mechanism. The rotary driving mechanism adopts a rotary speed reducer with an encoder, is reliable and compact in structure and can accurately control a rotary angle. A clamping claw can be always kept in a horizontal state, the travel relation between the front arm oil cylinder and the rear arm oil cylinder can be controlled through a first angle measurement device, a second angle measurement device and the controller to achieve horizontal-linear movements of the clamping claw so that extending and retraction of the mechanical arm can be more stable. The clamping claw is compact in structure and small in occupied space, and fingerboard locks and fingerboard pneumatic stop rods can play a safe protection role and prevent a tubular column from dropping out.

The invention relates to a horizontal compressor which comprises a shell, a lower flange, an air cylinder, an upper flange and a motor. The lower flange, the air cylinder, the upper flange and the motor are sequentially arranged in the shell. An oil storage cavity is formed by the lower flange and the shell. A rotor is rotationally arranged in the air cylinder through a main shaft. The horizontal compressor further comprises a center oil hole penetrating the main shaft, a radial hole formed in the main shaft and communicating with the center oil hole, an oiling pipe fixedly connected to the end, located in the oil storage cavity, of the main shaft and communicating with the center oil hole, a lower flange back pressure groove formed in the lower flange and communicating with a sliding piece installation groove of the rotor, a groove for communicating the lower flange back pressure groove and the radial hole of the main shaft, an exhaust cavity communicating with an exhaust hole of the air cylinder and the center oil hole of the main shaft, and a fan installed at the other end of the fan, wherein the bottom end of the oiling pipe is close to the bottom of the oil storage cavity. According to the horizontal compressor, smooth stretching-out of a sliding piece during starting of the compressor and attachment between the sliding piece and the air cylinder during normal running of the compressor are effectively ensured. The invention further discloses a temperature adjusting device comprising the horizontal compressor.

The invention discloses an integrated wire discharge and guide mechanism and a rebar tying machine and belongs to the field of rebar tying devices. According to the technical scheme, in order to solve the problems that in the prior art, the number of component parts of a guide structure of a rebar tying machine is large, machining is complex, dimension error accumulation and installation position deviation are liable to occur, and the steel wire circle formation dimension is not stable or steel wires cannot extend out, the integrated wire discharge and guide mechanism comprises a curved wire discharge part and a wire guide part, wherein the curved wire discharge part and the wire guide part are transversely formed on a sheet substrate in a front-and-back mode, a longitudinal groove is formed between the curved wire discharge part and the wire guide part, the curved wire discharge part is provided with a boss, the arc wall of the boss and the surface area of the curved wire discharge part form a guide part which is used for guiding the steel wires to move, and at least one guide piece is arranged in the guide part. The wire discharge part and the wire guide part are integrally formed, the number of the parts is small, machining and formation are convenient, dimension error accumulation and installation position deviation are reduced, the steel wire circle formation dimension is stable, and the steel wires can extend out smoothly.

A binding device on sewing machine comprises a binding forming element and a flattening element with the front end fixed on the back end of the binding forming element, wherein the binding forming element is provided with a U-shaped forming slot for a binding cloth piece passing through; the outer surface of the binding forming element is provided with a guide slot extending along the length direction of the binding forming element; and the guide slot is communicated with the forming slot. When the binding cloth piece enters from the back part of the forming slot, a user can push the binding cloth piece forwards through the guide slot by using foreign object, such as a needle, so as to smoothly extend outside from the front part of the forming slot.

The invention discloses a nail cartridge connection structure for a skin suturing device, which is used in the technical field of surgical instruments and includes a mother body and a nail cartridge. The nail cartridge is installed on the mother body through a quick-release structure. The structure includes guide protrusions and card protrusions on the positioning connection part of the mother body and guide grooves and card slots on the mother body. There is a nail storage bin inside the nail bin, and the nail outlet is provided at the front end of the nail storage bin. , the nail magazine is provided with a nail presser plate passing groove above the nail outlet, and the front end of the positioning connection part of the mother body is provided with a nail presser plate guide surface that can guide the nail presser plate into the nail presser plate passage groove. The mother body and the staple cartridge adopt a detachable split structure design. The staple cartridge can be designed for one-time use, and the mother body is designed to be reusable. The mother body can be used repeatedly after cleaning and sterilization, which not only reduces the cost input of the skin stapler , but also reduce the amount of medical waste. At the same time, it can ensure that the nail plate can be smoothly guided to protrude after the connection, so as to realize the nail pushing.

The invention provides a bending and flattening mold and relates to the technical field of forging and pressing molds. The bending and flattening mold comprises an upper mold body and a lower mold body. The upper mold body comprises a bending upper mold body, a pressing mold body and an upper mold drive component. The lower mold body comprises a bending lower mold body, a flattening mold body, a lower mold drive component and a lower mold switching component. The pressing mold is used for pressing a plate located between the upper mold body and the lower mold body. The bending upper mold body is in cooperation with the bending lower mold body to complete the bending process of the plate. The upper mold drive component is used for driving the bending upper mold body to move up and down. The flattening mold body is used for completing the flattening process of the plate. The lower mold drive assembly is used for driving the flattening mold body to complete the flattening process. The lower mold switching assembly is used for enabling the bending lower mold body to keep away from the flattening mold body when the flattening mold body completes the flattening process. The bending and flattening mold solves the problems that by means of the prior art, when the plate is bent and flattened, the number of the production processes is large, and the production tact is large.

The invention discloses a composite material winding pipe, an inflation core mold and a composite material winding pipe machining method. The composite material winding pipe comprises a first structural layer, a second structural layer and shear keys, the second structural layer is connected to the outside of the first structural layer, each shear key comprises a matching part and a fixing part, the matching parts are connected between the first structural layer and the second structural layer, one ends of the fixing parts are connected with the matching parts, and the other ends extends out of the first structural layer in the direction away from the second structural layer. The composite material winding pipe is used for internally pouring concrete to form a composite material winding pipe-concrete combined member, the shear keys arranged in the interior of the composite material winding pipe-concrete combined member improve the integrity and the mechanical property of the composite material winding pipe-concrete combined member, parts of structures of the shear keys extend out of the first structural layer and is solidified together with the first structural layer, the shear keys cannot damage the composite material winding pipe in the assembling process, the shear keys are tightly combined with the composite material winding pipe, and the structural strength of the winding pipe is improved.

The invention discloses a guiding pipe, which comprises a pipe body, a mandrel, an upper joint and a lower joint. The pipe body is located between the upper joint and the lower joint, and a measurement and control pipe nipple sleeving the mandrel is arranged between the upper end of the pipe body and the upper joint; a measurement and control instrument is arranged between the measurement and control pipe nipple and the mandrel, and three or more guiding blocks are arranged on the lower part of the pipe body and pushed by a hydraulic system to stretch out in the radial direction of the pipe body; the hydraulic system comprises a power assembly, a piston assembly and a hydraulic oil cavity; the power assembly comprises three or more sets of power components, and the piston assembly comprises three or more sets of piston components; the piston components are located in piston cavities which are mutually independent, and the hydraulic oil cavity comprises three or more mutually independent sub hydraulic oil cavities; and the piston components are driven by the power components, and the lower ends of the sub hydraulic oil cavities communicate with cavities through hydraulic oil channels correspondingly, wherein the lower parts of the guiding blocks are located in the cavities. The guiding pipe is relatively simple in structure and relatively low in manufacturing cost and maintenance cost.

The invention relates to the technical field of material conveying, and provides a horizontal material conveying device which comprises a material conveying table and a pushing device arranged on one side of the material conveying table, the pushing device is used for pushing materials on the material conveying table and comprises a telescopic part arranged on a support, and the telescopic part comprises a plurality of telescopic arms with different diameters; the telescopic arm with the largest diameter is a connecting arm, the telescopic arm with the smallest diameter is a pushing arm, the other telescopic arms are transmission arms, after the first driving mechanism drives the rigid chain to move through the chain wheel, the encoder collects rotation information of the chain wheel, the rigid chain drives the pushing arm and the transmission arms to move in sequence, and the rigid chain stretches out in the horizontal downward direction; the bracket is rotationally arranged at the tail end of each stage of telescopic arm in the telescopic direction, the rigid chain is lapped on the bracket, and the pushing disc is arranged at the end of the pushing arm through the push-pull force sensor. According to the technical scheme, the problem that the material position accuracy is not high when a conveying device conveys materials in the related technology is solved.