33results about How to "Affect the clamping effect" patented technology

The invention discloses a lifting assembly mechanism for graphite boat loading and unloading wafers. The lifting assembly mechanism comprises a base, wherein support upright posts are symmetrically arranged on the top surface of the base; a lifting guide groove is formed in each support upright post; a lifting mechanism is movably connected with the inside of each lifting guide groove; a screw and auxiliary guide rods are arranged in each lifting guide groove; a synchronous motor is arranged at the bottom of each screw; positioning clamping grooves are formed in the top surface of the base; a mobile slide groove is formed in the side of the top surface of each positioning clamping groove; a support guide block is arranged in each mobile slide groove; boosters are arranged at two sides of each mobile slide groove and are connected with each support guide block through a first boosting block; each support guide block is rotationally connected with an assembly mechanism; and a damping device is arranged at the bottom of the base. The lifting assembly mechanism is simple in structure and high in practicability, and can meet the assembly requirements of the graphite boat loading and unloading wafers with different shapes and sizes; the assembly accuracy and quality of the loading and unloading wafers can be improved; the production technology is simplified; and the assembly efficiency is improved.

The invention discloses a simple elastic collet chuck which solves the problem in the existing collet chucks of being complex in structure. The collet chuck comprises a cylinder and a collet chuck body. An expanding sleeve is arranged at one end of the cylinder, the inner wall of the expanding sleeve is conical, the collet chuck body is attached to the inner wall of the expanding sleeve, sliding grooves are formed in the inner wall of the expanding sleeve and the outer wall of the collet chuck body, guiding pins are arranged in the two sliding grooves, the end portion of the collet chuck body is connected with one end of a cylinder piston, the other end of the cylinder piston rod is connected with a collet chuck pull rod, and a clamping adjusting nut is arranged on the collet chuck pull rod. The simple elastic collet chuck is simple in structure and convenient to operate.

The invention discloses a garment shearing machine cloth negative pressure clamping device, which comprises a case, wherein a work cavity is arranged inside the case. The garment shearing machine cloth negative pressure clamping device is characterized in that the cloth is clamped by using the negative pressure piston pulling principle; a device main body uses a first branch pipe, a second branchpipe and a work cavity for matching with a compression cavity for operation; through controlling the communication of the compression cavity with the first branch pipe or the second branch pipe, the movement mode of a piston inside the compression cavity is realized; when the pressure intensity inside the compression cavity is reduced, the piston can pull a pull rod to drive the press plate to move the work cavity; the spring is compressed; next, the press plate and the operation table are matched; the cloth can be fixed; when the pressure intensity inside the compression cavity starts to increase, the spring can extend; the spring an push the piston to a direction leaving far away from the work cavity; the extrusion of the press plate on the cloth can be relieved; an air extraction machine aims at completely extracting the air inside the compression cavity to make the negative pressure state; the rubber ring can be matched with the movable baffle plate; the air leakage is prevented; the structure and the principle are simple; the popularization and the use are facilitated.

The invention discloses a polishing device capable of protecting materials for die machining, and belongs to the field of die machining. The polishing device capable of protecting the materials for die machining comprises a base, a polished piece and a polishing mechanism, wherein a supporting base is fixedly connected to the base; a connecting rod and a second threaded rod are rotatably connectedinto the base, and are rotatably connected with a driving mechanism; a first threaded rod is rotatably connected onto the connecting rod; a rotating sleeve is in threaded connection onto the first threaded rod; a jacket is fixedly connected onto the rotating sleeve; and a protective glass plate is fixedly connected onto the jacket. The polishing device capable of protecting the materials for diemachining provided by the invention is easy to use and convenient to operate; the stability of the polished piece is improved by fixing the polished piece, so that the movement of the polished piece in the polishing process is reduced; and meanwhile, the polishing process is protected, so that damage to the body of a worker due to splashing of chippings is reduced, and the operation safety of theworker is improved.

The invention discloses automatic detection equipment for the inner diameter of a bearing, and belongs to the technical field of bearing detection. The automatic detection equipment for the inner diameter of the bearing comprises a workbench, the top of the workbench is rotatably connected with a storage table, a storage groove is dug in the outer wall of the storage table, the inner wall of the storage groove is connected with a bearing body, the outer wall of the workbench is connected with a fixing base, and a concave hole matched with the fixing base is dug in the inner wall of the storagegroove. The central axes of the fixing base and the storage groove are in the same straight line. The outer wall of the fixing base is connected with a detection mechanism and a recording mechanism,the top of the workbench is connected with a supporting base, the top of the supporting base is connected with a driving motor, the output end of the driving motor is connected with a rotating shaft,and the end, away from the driving motor, of the rotating shaft penetrates through the supporting base and is connected with a first gear. The bearing main body is detected through the detection mechanism, the detection efficiency and the detection precision are improved, the inner diameter detection condition can be converted into a fluctuation image through the recording mechanism, and visual understanding and observation are facilitated.

The invention relates to the technical field of rotary table clamps, in particular to a rotary table tool clamp. The clamp comprises a device body, the device body comprises a rotary table body, a transmission shaft is installed at one end of the rotary table body, and the outer side of the transmission shaft is sleeved with a main bevel gear through a bearing. Through the arrangement of the transmission shaft, the main bevel gear, auxiliary bevel gears, threaded rods, movable lantern rings and chucks, the four auxiliary bevel gears are driven to rotate when the main bevel gear rotates, so that the four threaded rods can rotate at the same time, namely, the four chucks are driven to clamp a machined workpiece at the same time; and in addition, due to the fact that the four chucks move at the same time, it can be guaranteed that the four chucks can make contact with the workpiece at the same time, the situation that the workpiece generates a certain displacement stroke due to the fact that a single chuck makes contact with the workpiece is avoided, therefore the situation that the initial machining center of the workpiece is changed in the clamping process is avoided, and the workpiece machining quality of the device is guaranteed to a certain extent.

The invention relates to forceps. The forceps comprise a first forceps body and a second forceps body, wherein the first forceps body comprises a first jaw section, a first forceps handle section and a first connecting part; the second forceps body comprises a second jaw section, a second forceps handle section and a second connecting part; a first clamping block and a second clamping block are respectively arranged on the first jaw section and the second jaw section; the first clamping block is connected with the first jaw section in a fastened manner by a screw; the second clamping block is also connected with the second jaw section in a fastened manner by a screw; the width of the first clamping block is greater than that of the first jaw section; the width of the second clamping block is greater than that of the second jaw section; a first shearing opening is formed in the first connecting part; a second shearing opening which is matched with the first shearing opening is formed in the corresponding position of the second connecting part; and a thumb sleeve is arranged on the second forceps handle section. The forceps have the beneficial effects that an object is clamped tightly, and is prevented from loosening, costs are saved, and waste of resources is reduced; and the forceps are multifunctional, and are convenient to grasp and convenient to open and close.

The invention discloses a modified composite textile fabric and a preparation method thereof.The composite textile fabric comprises a skin-friendly layer fabric and a reinforcing layer fabric which are bonded and compounded, the reinforcing layer fabric is formed by evenly mixing modified polyester fibers, spandex fibers and cotton fibers, spinning the mixture into yarn and then spinning the yarn, and when the yarn is compounded through a compounding device, the composite fabric is formed by blending the modified polyester fibers, the spandex fibers and the cotton fibers. Firstly, an enhancement layer fabric is unwound through an unwinding structure, the enhancement layer fabric is guided by a first guide roller and a second guide roller and then conveyed into a heating structure, and the enhancement layer fabric is heated through an electric heating pipe fixedly arranged on a pressing cover; according to the device, curing of adhesive particles can be accelerated, the situation that the adhesive particles are transferred in a large range, and the hand feeling of a formed fabric is affected is avoided, meanwhile, high-temperature and high-pressure gas is blown upwards from the hot air box, the adhesive particles can be prevented from being transferred downwards to the skin-friendly layer fabric under the influence of gravity, and the surface quality of the fabric is improved. Therefore, the softness of the composite textile fabric can be improved.

The multifunctional clamp for mechanical manufacturing comprises a base, a sliding plate is arranged on the base in a sliding mode, two first telescopic rods are symmetrically and fixedly arranged on the sliding plate, side plates are fixedly arranged on the two first telescopic rods, a sliding groove corresponding to the sliding plate is formed in the base, and the side plates are fixedly arranged on the sliding plate. The sliding plate is provided with a fixing mechanism corresponding to the sliding plate, the side walls of the sides, close to each other, of the two side plates are each rotationally provided with a rotating base, the two rotating bases are each provided with a clamping mechanism, the two side plates are each provided with a rotating groove corresponding to the rotating base, and the two rotating grooves are each internally provided with a limiting mechanism corresponding to the rotating base. Workpieces of different sizes can be rapidly clamped, the clamping height and position can be rapidly adjusted according to needs, the adaptability of the device is greatly improved, the workpieces can be rotated according to needs, and the production efficiency of mechanical manufacturing is greatly improved.

The invention relates to the field of robot assembling and forming, in particular to a robot base welding and forming fixing tool clamp which comprises a base, a supporting frame, a workbench and a clamping and limiting mechanism. In the clamping and limiting mechanism, a winding motor is started to drive a winding roller to rotate, so that the winding roller drives a clamping rack to move through a traction rope; and then the clamping block is driven to enter a rectangular groove in the lower portion of the robot base, and therefore the robot base is limited and fixed through the clamping branch chains. In the supporting branch chains, an electric sliding block pushes a supporting plate to be opened through an adjusting block, a rotating lead screw drives the supporting plate to move in the opposite direction, and therefore the supporting plate can support the vertical section of the robot base, and the situation that the welding precision of the robot base is affected due to the fact that the robot base shakes in the welding process is avoided.

The invention discloses feeding equipment used for conveying and clamping short strips. The feeding equipment comprises a first rack body, a first material clamping device for clamping one end of a material, a second material clamping device which is matched with the first material clamping device for clamping the other end of the material, and a third material clamping device which is arranged between the first material clamping device and the second material clamping device for clamping the middle part of the material, wherein when the third material clamping device clamps the middle part ofthe material, the first or second material clamping device loosens the material and moves backwards. The feeding equipment increases the utilization rate of the whole material, reduces material wasteamount, reduces the production cost under the same yield, realizes full and automatic feeding, prevents the material from being manually moved or turned over in a stamping process, reduces labour intensity and labour cost of a worker, improves stamping efficiency, on the material, of a stamping machine, and improves production efficiency.

The invention relates to the technical field of agricultural equipment manufacturing, and discloses a workpiece clamping device for manufacturing of mechanized agricultural equipment. The workpiece clamping device comprises a bottom plate, wherein a first supporting frame is fixedly connected to the left side of the top of the bottom plate; a second supporting frame is fixedly connected to the right side of the top of the bottom plate; a first pressing plate is arranged at the end, close to the second supporting frame, of the first supporting frame; a rotating piece is arranged in the second supporting frame; a second pressing plate is arranged on the left side of the rotating piece; an air blowing mechanism is fixedly connected to the top of the bottom plate; and the first pressing plate and the second pressing plate are consistent in size, shape and structure. When the second pressing plate is away from the first pressing plate, a rubber ball is extruded out through the elastic force of a third spring, and therefore an arc-shaped plate can be opened to drive a rotating plate to rotate, a baffle drives a second spring to be stressed to make contact with the inner wall of a plate body for vibration, dust on the rotating plate can be vibrated down, cleaning of the rotating plate is completed, and the situation that the clamping effect on a workpiece is affected due to excessive dust accumulation is avoided.

The invention belongs to the technical field of industrial design steel structure machining platforms, and specifically relates to a steel structure machining platform for industrial design machining.The steel structure machining platform comprises a machining table; a first annular groove is formed in the inner wall of the machining table; first through grooves are evenly formed in the side, opposite to the first annular groove, of the inner wall of the machining table; a first through pipe is rotatably connected into each first through groove; each first through pipe partially extends intothe first annular groove; and the outer surface of the side, extending into the first annular groove, of each first through pipe is fixedly connected with a first gear disc. The steel structure machining platform is mainly used for solving the problems that most existing industrial design machining platforms can only clamp workpieces with fixed shapes and specifications, other clamps need to be replaced when other types of workpieces need to be clamped, and when irregular workpieces need to be clamped, due to point contact between a workbench and the workpieces, the workpieces are not firmly clamped, and therefore the machining process of the workpieces is influenced.