44results about How to "Change bend angle" patented technology

The invention relates to the technical field of bending devices, and discloses a copper pipe continuous bending device with a discharging ejection device. The copper pipe continuous bending device comprises a machine body; a right supporting rod is fixedly installed on the right side of the top of the machine body, a motor is fixedly installed at the bottom of an inner cavity of the machine body,and a master gear is fixedly arranged on an output shaft of the motor in a sleeve mode; and the bottom end of the main gear is connected to a sub-gear in a meshed mode, a screw rod is fixedly arrangedin the middle of the sub-gear in a sleeve mode, the top end of the screw rod penetrates through the right supporting rod to extend into the interior of the right supporting rod, and a connecting rodpositioned inside the right supporting rod is arranged on the outer surface of the screw rod in a threaded mode. According to the copper pipe continuous bending device with the discharging ejection device, an ejection rod, an ejection head and an ejection spring are arranged, when the bending is completed, an upper bending head is separated from a copper pipe, the acting force of the ejection spring pushes the ejection rod and the ejection head to rise, so that the copper pipe is ejected out, and the labor intensity of workers is reduced.

The invention relates to an iron accessory multi-angle bending method. The method comprises the following steps that angle adjustment is conducted, and a pin is inserted into a corresponding limiting hole according to the bending angle so as to change the height of a limiting frame matched with the pin on a support; an iron sheet a is bent, a fixing plate moves downwards, pressing plates make contact with the iron sheet a, and then ejector rods drive the pressing plates and bottom plates to rotate at the same time to bend the iron sheet a till the bottom plates abut against the limiting frame; bending and pressure maintaining are conducted, the fixing plate continues to move downwards, the ejector rods rotate, and the ends move along the upper surfaces of the pressing plates; an iron sheet b is welded, a transmission assembly a acts to drive a swing arm to rotate, a gripper places the iron sheet b on the iron sheet a, and then the iron sheet a and the iron sheet b are welded to form an iron accessory; a welded part is demolded, the fixing plate moves upwards, the pressing plates and the swing arm rotate and reset, and then a roll shaft rotates to drive the iron sheet a to move to the bottom plate and eject the iron accessory away; and the iron sheet b is fed, and an air cylinder drives the iron sheet b to be clamped into the gripper. By means of the iron accessory multi-angle bending method, continuous production of the iron accessory can be achieved.

The invention relates to a driving belt fatigue testing tool, a fatigue testing machine, and a fatigue testing method, and the tool, machine and method are used for the fatigue testing of a driving belt. The tool comprises a supporting frame, a belt pulley, and a tension pulley. The supporting frame comprises an installation part, and the tension pulley and/or the belt pulley are/is connected to the installation part in an adjustable manner. The axis of the belt pulley and the axis of the tension pulley are parallel to each other, and the bending angle of a to-be-tested driving belt wound around the belt pulley and/or the tension pulley can be adjusted. Through the adjustment of the belt pulley and/or the tension pulley, the tool can change the bending angle of the to-be-tested driving belt wound around the belt pulley and/or the tension pulley, and can meet the demands of the testing of fatigue characteristics and service life of the driving belt in different bending force states.

The invention relates to a conductive core wire harness moulding tool and a moulding method. The tool comprises a substrate, at least two position-limiting seats arranged on the substrate, and at least one column of folding positioning columns arranged between adjacent position-limiting seats. Each of the position-limiting seats is provided with at least two position-limiting grooves. Each column of folding positioning columns is between the adjacent position-limiting seats and comprises at least two position-limiting seats, and the number of the folding positioning columns of each column of folding positioning columns is not smaller than the number of the position-limiting grooves of each position-limiting seat. The invention aims to solve the defects of large space occupation and difficult adjustment of a bending angle of an existing core wire harness and realize the purpose of the small space occupation and adjustment of the bending angle of a conductive core wire harness, the conductive core wire harness moulding tool and a moulding method are simple, the manufacture cost is low, and the conductive core wire harness moulding tool and a moulding method are easy to realize.

The invention relates to bending equipment, in particular to simple manual multi-angle circular tube bending equipment. The equipment does not require electric power but is easy to operate manually, small in size and lightweight. A position adjusting shaft installed on a lifting support frame can be used for adjusting the height, and therefore the bending angle is changed; a molding tool combination can be dismantled, the bending radius of each bent tube is changed, and a manual operation combination is in bolted connection with a support frame combination; the support frame combination is installed on the left side of a lifting combination and is in bolted connection with the lifting combination, the manual operation combination is in shaft connection with the lifting combination and is installed on the left side of the lifting combination, and the molding tool combination is installed at the portion, on the upper side of the lifting combination, of the upper side of the support framecombination and is in bolted connection with the support frame combination. A circular steel tube is installed on the upper portion of the lifting combination, connected with the lifting combinationand disposed at the portion, at the lower portion of the molding tool combination, of the side face of the support frame combination.

The invention discloses a bending-angle-adjustable hardware punching die structure. The bending-angle-adjustable hardware punching die structure comprises an upper die base and a lower die base. The lower end of the upper die base is fixedly provided with a mounting base, the lower end of the mounting base is provided with an upper die in a matched manner, the lower end of the mounting base is provided with dovetail grooves, two sides of the upper end of the upper die are fixedly provided with dovetail-shaped sliding blocks, and the sliding blocks of the upper die are mounted in the dovetail grooves of the mounting base in a matched manner. The upper die is of a C-shaped structure, the front end of a lower arm of the upper die is provided with an adjusting plate, the tip of the front end of the lower arm of the upper die is provided with a through hole, and the lower end of the adjusting plate is fixedly provided with a rotating shaft. By means of the bending-angle-adjustable hardwarepunching die structure, the bending angle of an abrasive tool can be adjusted in a stepless manner, and the adjustment manner is simple and quick, beneficial to reducing the experiment expense and accelerating the experiment progress.

The invention discloses a bus duct corner connecting device. The bus duct corner connecting device comprises a connecting groove, an end groove and a first copper bar group. According to the bus duct corner connecting device, connecting grooves and end grooves which are in sliding connection are formed and spliced to form an arc-shaped bus duct with a central angle capable of being changed within 80-100 degrees, and the first copper bar set used for being connected with a circuit is installed in the bus duct. The sleeving depth between the connecting grooves and the end grooves is variable, so that the bending angle of the bus duct corner connecting device can be changed to a certain extent, and the bus duct corner connecting device can be more flexibly applied to various non-right-angle scenes. Compared with an existing right-angle bus duct or non-standard angle bus duct, the bus duct corner connecting device can adjust the angle according to the actual application scene, the restriction is reduced, and the applicability is greatly improved.

A kind of functional shorts (1) comprises a thigh section (2), a waist-shaping section (3), an abdomen-shaping section (4), and an adjusting band (7). The majority of the waist-shaping section (3) may be above an umbilicus. The waist-shaping section (3) may exert more force than the adjusting band (7). The waist-shaping section (3), the abdomen-shaping section (4), and the adjusting band (7) assist in correcting one's center of gravity and realigning one's vertical access.

The invention discloses a bending mechanism for stainless steel product production, and relates to the technical field of stainless steel products. The bending mechanism for stainless steel product production comprises a frame mechanism, the frame mechanism comprises a frame plate, a rear stand column is fixedly connected to the middle of the rear side of the upper surface of the frame plate, an upper plate is fixedly connected to the upper surface of the rear stand column, a bottom plate mechanism is arranged above the frame mechanism, and the bottom plate mechanism comprises a bottom plate; the lower surface of the bottom plate is fixedly connected to the middle of the front side of the upper surface of the upper plate, a pressing groove is formed in the middle of the lower surface of the bottom plate and penetrates through the bottom plate front and back, an adjusting mechanism is arranged in the pressing groove and comprises a first pressing plate, a second pressing plate and a third pressing plate, and the first pressing plate is fixedly embedded in the pressing groove and matched with the pressing groove; the second pressing plate is connected to the upper portion of the first pressing plate in a clamped mode and matched with the first pressing plate. According to the bending mechanism for stainless steel product production, a stainless steel plate cannot be broken by the force of a device, and therefore the yield and the percent of pass of the device are effectively guaranteed.

The invention provides a steel wire rope bending tool which comprises a fixing flat plate, an auxiliary rotating wheel, a fixing block, an arc-shaped positioning plate, a connecting plate, a connecting rod, a rotating nut and a thrust bearing. Bending operation of the steel wire rope can be simplified, strand loosening of the steel wire rope is avoided, and the strength requirement is met. The bending angle of the steel wire rope can be changed by replacing the arc-shaped positioning plates in different shapes and adjusting the distance between the two auxiliary rotating wheels, and the connecting plate can be prevented from being separated from the fixed flat plate during moving through cooperation of the fixed flat plate, the connecting plate and the sliding block.

The invention discloses a clothing arching testing device and a clothing arching testing method. At present, a common fabric arching test method is a steel ball jacking test sample method, and although the method measures arching residual deformation, arching deformation generated in the actual wearing process of clothes cannot be completely simulated. The device comprises a flexion and extensiondriving module, a rack and a leg simulation mechanism, the flexion and extension driving module comprises a single-side flexion and extension assembly, an air cylinder and a driving rod. The leg simulation mechanism comprises a flexible sleeve, a shank supporting rod, a thigh supporting rod, an inflatable air bag and a hook-and-loop fastener. The flexible sleeve is sleeved on the shank supportingrod and the thigh supporting rod and consists of a shank sleeve, a thigh sleeve and a connecting sleeve which are connected in sequence; knee movement can be simulated, and the arching condition of the fabric when the fabric is subjected to various external forces can be reproduced. According to the method for evaluating the arching performance of the fabric, a plurality of indexes capable of reflecting the arching degree are obtained through an image processing technology, and the arching grade can be predicted according to the established linear model.