57results about How to "Avoid repeated deformation" patented technology

The invention discloses a panel processing method using vacuum chucks, a left limiting sensor and a right limiting sensor. Devices used in the panel processing method comprise an underbed, a left rack and a right rack, wherein the left rack is arranged at the left end of the underbed, the right rack is arranged at the right end of the underbed, a panel conveying device and a rolling device are arranged between the left end and the right end of the underbed, panels borne by the panel conveying device can move on the underbed in the front and back direction through the panel conveying device, the rolling device can slide on the underbed in the left and right direction, and the front and back direction is the direction which is perpendicular to the left and right direction in a horizontal plane; the panel conveying device comprises a bearing frame, a lifting device and a front and back direction sliding device, and when processing is carried out, the bearing frame is used for bearing the panels, the bearing frame is connected with the lifting device, the bearing frame can ascend and descend through the lifting device, and therefore the vertical positions of the panels can be adjusted when the panels are borne by the bearing frame.

Disclosed is a plate machining method using a left-and-right moving lead screw and being capable of pressing lines. Devices used in the method comprise a base frame, a left machine frame and a right machine frame, the left machine frame is arranged at the left end of the base frame, the right machine frame is arranged at the right end of the base frame, a plate conveying device and a rolling device are arranged between the left end and the right end of the base frame, the plate conveying device enables borne plates to move on the base frame in the front-and-back direction, the rolling device can slide on the base frame in the left-and-right direction, and the front-and-back direction is perpendicular to the left-and-right direction in the horizontal plane. The plate conveying device comprises a bearing frame, a lifting device and a front-and-back sliding device, in the machining process, the bearing frame is used for bearing plates, the bearing frame is connected with the lifting device, the lifting device can lift the bearing frame, and therefore when the plates are borne, the vertical positions of the plates can be adjusted.

The invention provides a tire. An apex of a bead has excellent durability. A regular rim (48) equipped with a tire (2) is provided with a rim (54). A buckling peripheral face (60) is formed on the rim (54), is arranged on a radial outer side edge abutted against an apex part (8) and bends with a curvature radius R. A straight line which passes a central point Pr of the curvature radius R and axially extends is set as a first datum line L1. An angle between a straight line which extends via the central point Pr and a front end (36a) of an apex (36) and the first datum line L1 is set as a position angle alpha of the front end (36a) of the apex (36). Thus, when the tire is assembled on the regular rim (48) and is provided with regular internal pressure and loaded with load of 120% of regular load, the position angle alpha is larger than 0 degree and smaller than 90 degrees.

The invention discloses a left-and-right movement lead screw and front-and-back movement lead screw used board machining method. A device for achieving the board machining method comprises an under frame, a left machine frame and a right machine frame, wherein the left machine frame is arranged at the left end of the under frame, the right machine frame is arranged at the right end of the under frame, and a board conveying device and a rolling device are arranged between the left end and the right end of the under frame. The board conveying device enables a borne board to move on the under frame in the front-and-back direction, the rolling device can slide on the under frame in the left-and-right direction, and the front-and-back direction is the direction perpendicular to the left-and-right direction in the horizontal plane. The board conveying device comprises bearing frames, a lifting device and a front-and-back direction sliding device, when machining is carried out, the bearing frames are used for bearing the board, are connected with the lifting device, and can be lifted through the lifting device, and therefore the up-and-down position of the board can be adjusted when the board is borne.

The invention discloses a panel processing method adopting a clamping head limiting sensor and capable of embossing lines. A device used in the method comprises an under frame, a left frame and a right frame, wherein the left frame is arranged at the left end of the udder frame; the right frame is arranged at the right end of the under frame; a panel conveying device and a rolling device are arranged between the left end and the right end of the under frame; the panel conveying device can ensure that panels born on the panel conveying device can move in forward and rearward directions on the under frame; the rolling device can slide in the leftward and rightward directions on the under frame; the forward and rearward direction is perpendicular to the leftward and rightward direction in a horizontal plane; the panel conveying device comprises a bearing frame, a lifting device and a forward and rearward direction sliding device; the bearing frame is used for bearing the panels during processing; the bearing frame is connected with the lifting device; the lifting device can lift the bearing frame, thereby being capable to adjust longitudinal positions of the panels when bearing the panels.

The invention discloses a method for machining a panel through a clamping head limiting sensor and a back-and-front moving lead screw. A panel machining device comprises a bottom frame, a left machine frame and a right machine frame, the left machine frame is arranged at the left end of the bottom frame, the right machine frame is arranged at the right end of the bottom frame, a panel conveying device and a rolling device are arranged between the left end of the bottom frame and the right end of the bottom frame, the panel conveying device can enable the borne panel to move on the bottom frame in the front-and-back direction, the rolling device can slide on the bottom frame in the left-and-right direction, and the front-and-back direction is the direction perpendicular to the left-and-right direction in a horizontal plane. The panel conveying device comprises a bearing frame, a lifting device and a front-and-back sliding device, and in the process of machining, the bearing frame is used for bearing the panel and connected with the lifting device, and the lifting device can enable the bearing frame to ascend and descend so that the bearing frame can adjust the vertical position of the panel when bearing the panel.

The invention relates to an excavation method for a foundation pit above an operation railway tunnel. According to the size of the foundation pit, the outline (1) of the foundation pit is determined, the relative position relation between a foundation pit division region and the railway tunnel is determined, and according to the method, the foundation pit is divided into five regions which include a foundation pit body I (4), a foundation pit body II (8), a foundation pit body III (14), a foundation pit body IV (16) and a foundation pit body V (17). In this way, before the foundation pit is excavated, a concrete protection shell is formed around the tunnel in advance, and influences on the operation tunnel by excavation of the foundation pit are reduced to the maximum degree. The purpose is to overcome the defects and excavate the foundation pit above an operation railway, and the excavation and tunnel protection method for the foundation pit above the operation railway achieves the effect that the operation railway tunnel is closed before the foundation pit above the operation railway tunnel is excavated, so that the operation railway tunnel is not disturbed by excavation of the foundation pit at all.

The invention relates to a panel processing device using a screw rod moving leftwards and rightwards and a screw rod moving forwards and backwards. The panel processing device comprises an underframe, a panel conveyor and a rolling device. The panel conveyor can enable borne panels to move forwards and backwards on the underframe. The rolling device can slide leftwards and rightwards on the underframe. The panel conveyor comprises a carrier, a lifter and a forward-backward sliding device. The carrier is used for carrying the panels and is connected with the lifter. The lifter can lift the carrier to adjust upper and lower positions of the panels during carrying of the panels, and is connected with the forward-backward sliding device. The rolling device comprises an upper cantilever roller and a lower cantilever roller. The panels can extend into a space between the two cantilever rollers under the drive of the panel conveyor, the cantilever rollers can apply clamp force to the panels, and the rolling device performs roll finishing on the panels when sliding leftwards and rightwards.

This present invention relates to a warhead continuum figuration pressing craft. It solves the vice of anneal in the present process. This process is as follow. Blank and draw the feed to get a columnar workpiece which is thin as parietal and thick as bottom. Then gradually reduce the diameter of the bottom by one or more thin drawing. Respectively shape up the arc cone surface, finally finishing. There is no need of anneal at the mid of this process. Also this invention has the virtues of high efficiency and low cost.

The invention discloses an arch bridge construction cable tower crane frame displacement control system and a using method. The arch bridge construction cable tower crane frame displacement control system comprises a displacement detection device, a tension device and a controller, the displacement detection device is arranged at the top of a tower frame, the tension device is arranged at the ground anchor end of a wind cable, and the controller controls the magnitude of tension applied to the wind cable by the tension device according to tower frame displacement data fed back by the displacement detection device. When the tower frame is displaced, the tension device can apply the tension to the wind cable, therefore it is ensured that the tower frame is in a perpendicular state or a smalldisplacement deflection state, and since the wind cable can be timely tightened according to the displacement of the tower frame, the wind cable with large rigidity and the large diameter is not needed. The arch bridge construction cable tower crane frame displacement control system can achieve active control of the displacement of the tower frame, optimal control can be achieved according to actual displacement conditions of the tower frame, the safety of the tower frame when the stress is high is ensured, the control effect of the system is good, construction materials are saved, and largedisplacement and repeated deformation of an arch rib are avoided.

The invention relates to a plate machining method using a vacuum chuck and a left-right moving screw rod of a rolling device. A device used for the method comprises a bottom frame, a left rack and a right rack, wherein the left rack is arranged at the left end of the bottom frame, the right rack is arranged at the right end of the bottom frame, a plate conveying device and a rolling device are arranged between the left end and the right end of the bottom frame, the plate conveying device enables borne plates to move in the front and back direction on the bottom frame, the rolling device can slide in the left and right direction of the bottom frame, and the front and back direction is perpendicular to the left and right direction in the horizontal plane; the plate conveying device comprises a bearing frame, a lifting device and a front and back sliding device, in the machining process, the bearing frame is used for bearing the plates and connected with the lifting device, and the lifting device can ascend or descend the bearing frame, so that up and down positions of the plates are adjusted when the plates are borne.

The invention discloses a left limiting sensor and right limiting sensor used board machining method capable of suppressing grains. A used device comprises an under frame, a left machine frame and a right machine frame, wherein the left machine frame is arranged at the left end of the under frame, the right machine frame is arranged at the right end of the under frame, and a board conveying device and a rolling device are arranged between the left end and the right end of the under frame. The board conveying device enables a borne board to move on the under frame in the front-and-back direction, the rolling device can slide on the under frame in the left-and-right direction, and the front-and-back direction is the direction perpendicular to the left-and-right direction in the horizontal plane. The board conveying device comprises bearing frames, a lifting device and a front-and-back direction sliding device, when machining is carried out, the bearing frames are used for bearing the board, are connected with the lifting device, and can be lifted through the lifting device, and therefore the up-and-down position of the board can be adjusted when the board is borne.

The invention provides a panel processing method utilizing a left limiting sensor, a right limiting senor and a clamping head limiting sensor. An adopted device comprises an underframe, a left rack and a right rack, wherein the left rack is arranged at the left end of the underframe, the right rack is arranged at the right end of the underframe, a panel conveying device and a rolling device are arranged between the left end of the underframe and the right end of the underframe. The panel conveying device can enable carried panels to move on the underframe in the forward and backward direction. The rolling device can slide on the underframe in the left-right direction. The forward and backward direction is perpendicular to the left-right direction in the horizontal plane. The panel conveying device comprises bearing brackets, a lifting device and a front-and-back sliding device. In the processing process, the bearing brackets are used for carrying the panels and are connected with the lifting device. The lifting device can enable the bearing brackets to ascend and descend so that the vertical position of the panels can be adjusted when the panels are carried.

The invention discloses a vacuum sucking disc and clamping head limiting sensor used board machining method. A device for achieving the board machining method comprises an under frame, a left machine frame and a right machine frame, wherein the left machine frame is arranged at the left end of the under frame, the right machine frame is arranged at the right end of the under frame, and a board conveying device and a rolling device are arranged between the left end and the right end of the under frame. The board conveying device enables a borne board to move on the under frame in the front-and-back direction, the rolling device can slide on the under frame in the left-and-right direction, and the front-and-back direction is the direction perpendicular to the left-and-right direction in the horizontal plane. The board conveying device comprises bearing frames, a lifting device and a front-and-back direction sliding device, when machining is carried out, the bearing frames are used for bearing the board, are connected with the lifting device, and can be lifted through the lifting device, and therefore the up-and-down position of the board can be adjusted when the board is borne.

The invention discloses a left limiting sensor and right limiting sensor used method for machining a board capable of being sprayed with coating materials. A device for achieving the method comprises an under frame, a left machine frame and a right machine frame, wherein the left machine frame is arranged at the left end of the under frame, the right machine frame is arranged at the right end of the under frame, and a board conveying device and a rolling device are arranged between the left end and the right end of the under frame. The board conveying device enables a borne board to move on the under frame in the front-and-back direction, the rolling device can slide on the under frame in the left-and-right direction, and the front-and-back direction is the direction perpendicular to the left-and-right direction in the horizontal plane. The board conveying device comprises bearing frames, a lifting device and a front-and-back direction sliding device, when machining is carried out, the bearing frames are used for bearing the board, are connected with the lifting device, and can be lifted through the lifting device, and therefore the up-and-down position of the board can be adjusted when the board is borne.

The invention discloses a left-and-right movement lead screw used method for machining a board capable of being sprayed with coating materials. A device for achieving the method comprises an under frame, a left machine frame and a right machine frame, wherein the left machine frame is arranged at the left end of the under frame, the right machine frame is arranged at the right end of the under frame, and a board conveying device and a rolling device are arranged between the left end and the right end of the under frame. The board conveying device enables a borne board to move on the under frame in the front-and-back direction, the rolling device can slide on the under frame in the left-and-right direction, and the front-and-back direction is the direction perpendicular to the left-and-right direction in the horizontal plane. The board conveying device comprises bearing frames, a lifting device and a front-and-back direction sliding device, when machining is carried out, the bearing frames are used for bearing the board, are connected with the lifting device, and can be lifted through the lifting device, and therefore the up-and-down position of the board can be adjusted when the board is borne.

This present invention relates to a warhead continuum figuration pressing craft. It solves the vice of anneal in the present process. This process is as follow. Blank and draw the feed to get a columnar workpiece which is thin as parietal and thick as bottom. Then gradually reduce the diameter of the bottom by one or more thin drawing. Respectively shape up the arc cone surface, finally finishing. There is no need of anneal at the mid of this process. Also this invention has the virtues of high efficiency and low cost.

The invention relates to a plate processing device. The plate processing device comprises a bottom rack, a plate conveying device and a rolling device, wherein plates on the plate conveying device can move on the bottom rack along the front-back direction with the aid of the plate conveying device; the rolling device can slide on the bottom rack along the left-right direction; the plate conveying device comprises a bearing rack, a lifting device and a front-back direction sliding device; the bearing rack is used for bearing the plates and is connected with the lifting device; the bearing rack can ascend or descend with the aid of the lifting device, so that the up-down positions of the plates can be adjusted when the plates are placed on the bearing rack; the lifting device is connected with the front-back direction sliding device; the rolling device comprises an upper cantilever roll and a lower cantilever roll; the plates can be driven by the plate conveying device to extend in space between the upper cantilever roll and the lower cantilever roll; the two cantilever rolls can apply a clamping force on the plates; and the plates can be subjected to rolling processing when the rolling device slides along the left-right direction.

The invention relates to a sheet machining device and a working method thereof. The sheet machining device comprises a bottom frame, a sheet conveying device and a rolling device, wherein the sheet conveying device can drive a carried sheet to move back and forth on the bottom frame; the rolling device can slide on the bottom frame in the left-right direction; the sheet conveying device comprises a carrying frame, a lifting device and a forward-backward sliding device; the carrying frame is used for carrying the sheet and is connected with the lifting device; the lifting device can lift the carrying frame so as to adjust the vertical position of the sheet during carrying of the sheet and is connected with the forward-backward sliding device; the rolling device comprises upper and lower cantilever rolls; the sheet can extend into the space between the upper and lower cantilever rolls under the driving of the sheet conveying device; the two cantilever rolls can apply clamping force to the sheet and can be used for rolling the sheet when the rolling device slides along the left-right direction.

The invention discloses a panel processing method adopting a clamping head limiting sensor and capable of embossing lines. A device used in the method comprises an under frame, a left frame and a right frame, wherein the left frame is arranged at the left end of the udder frame; the right frame is arranged at the right end of the under frame; a panel conveying device and a rolling device are arranged between the left end and the right end of the under frame; the panel conveying device can ensure that panels born on the panel conveying device can move in forward and rearward directions on the under frame; the rolling device can slide in the leftward and rightward directions on the under frame; the forward and rearward direction is perpendicular to the leftward and rightward direction in a horizontal plane; the panel conveying device comprises a bearing frame, a lifting device and a forward and rearward direction sliding device; the bearing frame is used for bearing the panels during processing; the bearing frame is connected with the lifting device; the lifting device can lift the bearing frame, thereby being capable to adjust longitudinal positions of the panels when bearing the panels.