54results about How to "Consistent clamping force" patented technology

The invention relates to a grabbing mechanical arm for lead-acid storage batteries. The grabbing mechanical arm comprises a frame, a clamp and a three-way moving mechanism controlling the clamp to move, wherein the three-way moving mechanism is arranged on the frame, and the clamp is arranged below the three-way moving mechanism; the clamp comprises a clamp fixed plate, a clamp movable plate component and a connecting plate, the clamp fixed plate is fixed at one end of the connecting plate, and the clamp movable plate component is slidably arranged on the connecting plate; the clamp movable plate component comprises a slider, a plurality of clamping jaws connected with the slider, a movable plate motor for controlling the slider to drive the whole clamp movable plate component to slide relative to the clamp fixed plate, and a telescoping mechanism for controlling each clamping jaw to slide relative to the clamp fixed plate on the slider. The grabbing mechanical arm has the advantages that the mechanical arm can safely and stably grab the batteries under an acid environment, the clamp movable plate component allows the clamping force of the batteries to be consistent through the primary positioning of the movable plate motor and the secondary positioning of a clamping air cylinder, and battery falling off during battery grabbing is avoided.

The invention discloses a machining technology of a thin-walled and deep-hole air cylinder sleeve. The machining technology comprises the following steps that firstly, the semi-finish turning workingprocedure is conducted, specifically, the outer circle, the two end faces and an inner hole of the air cylinder sleeve are sequentially subjected to semi-finish turning; a large end inner hole is supported through an elastic sleeve, the inner holes is subjected to finish turning through cooperation of a lathe center frame, and the small end face is subjected to finish turning; the lathe center frame is removed, a jacking tool is additionally mounted at a small end inner hole and jacked through a jacking tip, and the outer circle of the cylinder sleeve is subjected to finish turning; and the outer circle and the inner hole are polished through a polishing device. An elastic sleeve clamping tool is used, it can be guaranteed that rigidity is enhanced, and meanwhile it is also guaranteed thatclamping force of a chuck to a workpiece is kept consistent; in order to meet the requirement of the roughness of the outer circle, the polishing device is specially designed, a motor is utilized fordriving, and the special polishing device is designed for mounting a grinding wheel and polishing the outer circle and the inner hole; and the machining technology is high in working efficiency, lowin manufacturing cost, high in product precision and low in scrap rate.

The invention belongs to the technical field of vehicle interior production, and particularly discloses a vehicle-mounted clamping conveying device. The vehicle-mounted clamping conveying device comprises a machine frame, the machine frame is detachably connected with a fixing seat, and the fixing seat is slidably connected with two sliding seats. A plurality of clamping jaws are fixedly arrangedat the bottom ends of the sliding seats, and the multiple clamping jaws are distributed in the length direction of the sliding seats. Bending portions are arranged at the bottom ends of the clamping jaws, and the bending portions of every two clamping jaws are oppositely disposed. A conveyor belt is further arranged on the machine frame below the clamping jaws, and a rotating shaft is rotatably connected to the fixing seat between the two sliding seats. A rotating frame is fixedly arranged on the rotating shaft in a sleeving mode, and first connecting rods are separately hinged between the twoends of the rotating frame and the two sliding seats. A sliding frame is slidably connected to the fixing seat above the rotating frame, and the sliding direction of the sliding frame is parallel with the axial direction of the rotating shaft. A plurality of second connecting rods are hinged between the sliding frame and the rotating frame, and a pressing member is fixedly connected to the bottomof the sliding frame. The operation of the assembly and disassembly process of workpieces of the vehicle-mounted clamping conveying device is simple.

The invention discloses an intelligent precise rolling mill producing bars. The intelligent precise rolling mill comprises a precise adjustable rolling mill, roller guide and guard units and an intelligent adjusting E-SYS operation system. The precise adjustable rolling mill comprises a main rack, multiple sets of eccentric bushing assemblies, long shaft assemblies installed in the eccentric bushing assemblies and first adjusting mechanisms. The eccentric bushing assemblies are arranged at the same angle and are installed in the main rack. The first adjusting mechanisms mesh with cone teeth ofthe eccentric bushing assemblies and are used for adjusting the eccentric bushing assemblies. All the eccentric bushing assemblies achieve meshing through the cone teeth. The roller guide and guard units are located at an output port and an input port of the precise adjustable rolling mill. The precise adjustable rolling mill is composed of a guide and guard body, three sets of support arm transmission assemblies and a second adjusting mechanism. The intelligent adjusting E-SYS operation system comprises a bar foundation database, a hole pattern calculation system, a remote control system anda system control operation interface. The intelligent precise rolling mill is adjustable in hole pattern and wide in adaptability, and different cross sections can be rolled in the same multi-roll hole pattern.

The invention relates to the technical field of positioning mechanisms and discloses a bodywork Y-direction positioning and locking mechanism for a welding assembly line. Mounting seats and an air cylinder are fixedly connected to a fixed operating platform, and two link mechanisms are symmetrically connected to the tail end of an output shaft of the air cylinder. Front ends of each second connecting rod and a corresponding third connecting rod are connected to the tail end of a corresponding first connecting rod through a corresponding rotating point to form one link mechanism along with a tail end structure hinged to the tail end of the corresponding third connecting rod, the front end of each first connecting rod is connected to the tail end of the output shaft of the air cylinder through the corresponding rotating point, and the tail end of each third connecting rod is connected to the fixed operating platform through a fixing point. The bodywork Y-direction positioning and locking mechanism has advantages that two-point positioning and locking can be realized synchronously without synchronism difference, clamping force uniformity is achieved, and high stability and accuracy in positioning are realized; by multi-link dead point clamping, the connection rotating points of the two link mechanisms are collinear in a clamping state, the rotating points of the first connecting rods, the second connecting rods and the third connecting rods of the two link mechanisms are collinear so as to form three interlocked dead point mechanisms, and self-locking performance and locking reliability of the mechanism are guaranteed.

The invention relates to a precise hydraulic clamp. The precise hydraulic clamp comprises a mandrel, an expansion sleeve and a pressurization flow channel. The mandrel is connected with a grinding machine spindle turntable or a center. The expansion sleeve sleeves the outer edge of the mandrel and is used for fixing a workpiece. An expansion space is formed between the expansion sleeve and the mandrel. The expansion space is subjected to oil filling and pressurizing to expand the expansion sleeve, so that the expansion sleeve and the workpiece can be fixed together. The pressurization flow channel is arranged in the mandrel and communicates with the expansion space. A pressurization piston communicating with the expansion space is arranged at the front end of the pressurization flow passage. The precise hydraulic clamp is consistent in clamping force all the time.

The invention discloses a book clamp device of a full-automatic perfect-binding covering machine. The book clamp device comprises a front clamping plate and a rear clamping plate, and a positioning seat and an eccentric mechanism both arranged on the rear clamping plate; the eccentric mechanism comprises an eccentric shaft, a cylindrical gear, a first needle roller bearing, a second needle roller bearing and a pulling plate shaft; the cylindrical gear is arranged on the eccentric shaft; the first needle roller bearing is connected with the cylindrical gear, while the second needle roller bearing is connected with the pulling plate shaft; a front end of the pulling plate shaft is connected with the front clamping plate, while a rear end of the pulling plate shaft is connected with a guide seat assembly through the second needle roller bearing. The book clamp device of the full-automatic perfect-binding covering machine is applied to a full-automatic covering machine, such that remaining of a clamping force of a book clamp to a bookblock is ensured, and conveying speed and accuracy of the bookblock can be guaranteed; additionally, compared with a traditional book clamp, the performance of the book clamp of the present invention is improved, and further the cost is reduced.

The invention relates to a pouring section line body of an iron mould sand coating production line. The pouring section line body comprises an automatic roller bed device, a clamping device and a pouring section line body automatic control integration system. During work, the automatic roller bed device is controlled through the pouring section line body automatic control integration system, and iron moulds which are coated with sand cavities are sequentially transferred to pouring positions; before castings are poured, upper iron moulds and lower iron moulds are firmly clamped through the clamping device, so that the internal textures of the castings are compact during the mould filing process of the castings; and after the castings are cooled, the clamping device loosens, and the iron moulds are transferred to a demoulding process by controlling the automatic roller bed device, so that the castings are taken out. By adopting the pouring section line body, the problem of vibration damage to iron mould cavities caused by long-term unilateral load bearing, deformation of side roller racks and instability during transferring processes is solved; movement of the whole iron mould sand coating production line is stable and reliable; labor intensity of workers is greatly lowered, and consistency of quality of castings can be ensured; and tension-resistance and ductility of the castings can be effectively improved.

The invention discloses a making method of zinc alloy button-typed valve cock, which comprises the following steps: dissolving zinc alloy material; casting; shaping; turning length; drilling; casing the screw; turning cavity; plating zinc on the surface; sulfurizing mouth and rubber; unloading mould; loading core; detecting air impermeability; loading nut; packing; storing.

The invention provides a four-axis multi-directional hydraulic fixture. The four-axis multi-directional hydraulic fixture is characterized in that a transition disc is fixed onto a mounting flange of the four-axis multi-directional hydraulic fixture, a bottom plate is arranged on the transition disc via two transition blocks which are of right trapezoid structures, two V-shaped blocks are symmetrically fixed onto the bottom plate along the center line of the bottom plate, and two lever cylinders are further arranged on the bottom plate; the four-axis multi-directional hydraulic fixture further comprises an auxiliary compressing oil pressure cylinder and a hydraulic pipeline, the auxiliary compressing oil pressure cylinder is arranged in the middle of the transition disc, and a compressing plate is arranged at the tail end of a piston rod of the auxiliary compressing oil pressure cylinder; the hydraulic pipeline comprises an oil pressure sequence valve which are connected with the two lever cylinders and the auxiliary compressing oil pressure cylinder. Two auxiliary positioning devices are symmetrically arranged between the two V-shaped blocks on the bottom plate and comprise auxiliary positioning bases, the auxiliary positioning bases are arranged on the bottom plate, and limiting screws with adjustable heights are arranged on the upper end surfaces of the auxiliary positioning bases. A limiting plate is arranged on the upper end surface of at least one auxiliary positioning base. The four-axis multi-directional hydraulic fixture has the advantages that components can be firmly and reliably clamped by the four-axis multi-directional hydraulic fixture and can be machined in multiple working procedures by the aid of the same tool.

The invention discloses welding and dispensing equipment for inductor production. The welding and dispensing equipment for inductor production comprises a first supporting frame, a coarse distance adjusting mechanism, a first fine distance adjusting mechanism, a clamping mechanism, a heater, a glue storage barrel and a second fine distance adjusting mechanism, the coarse distance adjusting mechanism comprises a cloth rolling mechanism, a distance adjusting box, a distance adjusting lead screw and a first motor, a fourth motor is installed on the lower side of the second fine distance adjusting mechanism, the fourth motor is fixedly connected with a supporting rotary disc, a glue dispenser and a spot welding machine are symmetrically installed on the other side face of the supporting rotary disc, a drying fan is installed between the glue dispenser and the spot welding machine, the heater is installed on one side of the first supporting frame, and the glue storage barrel is installed on the upper side of the heater. A heating wire prevents glue liquid in the glue storage barrel and an elastic hose from being solidified, the clamping force applied to each inductor is kept consistent, so that the inductors in the same batch are prevented from being excessively clamped due to the difference between individuals, the welding and dispensing quality of the inductors is greatly improved, and meanwhile, the energy utilization rate is improved.

A lightweight watertight cover that is easily installed and positively secured in place, which provides a reliable seal to prevent flood water from entering openings such as subway ventilation shaft gratings and other porous openings that serve as entry point for flood water.

The invention relates to the technical field of poultry processing equipment, in particular to an efficient head removal device for poultry processing. The efficient head removal device for poultry processing comprises a cutter, a connecting plate, a fixing frame, a placing bin, a fixed seat, clamping rods, clamping plates and a driving device. The driving device is used for driving the two clamping rods to rotate along the hinge with the fixed seat. The efficient head removal device for poultry processing has the beneficial effects that the placing bin is arranged, poultry to be removed headsare placed into an accommodating cavity in the placing bin in a head-down way, the poultry heads penetrate through a through slot of a protruding part under the action of gravity, and are located inclamping grooves of the two clamping plates; and through the driving device, it is ensured that the avoidance of necks during head removal of the cutter does not occur, the phenomenon of incomplete cutting the poultry heads is avoided, in addition, because arc grooves on the clamping plates are in arc shape, so that the poultry necks of different thickness adapt to be clamp.

An electric defeatherer head belongs to the individual nursing appliance and aims at overcoming the technical deficiencies that in the prior art, a movable cutter blade of a hair removal component is lack of gripping force; the electric defeatherer head comprises a net head, a rotating cylinder and a support base, wherein, the rotating cylinder is provided with at least one hair removal component which is composed of a nipper element that touches the skin when in hair removal and a base component; the electric defeatherer head is characterized in that the rotating cylinder is provided with a straight shaft which goes through vertically and is provided with the hair removal component that is made of plastics and rotates around the straight shaft. The technical proposal adopts the longitudinal straight shaft as a core shaft of the rotating cylinder which is arranged straightly; after being tried out, the electric defeatherer is proved to further improve the contacting comfortableness of the users when the head of the electric defeatherer is touched with the skin; the user feels that the comfortableness is improved in the hair removal process; the speed for removing the hair is accelerated and the cleanliness of hair removal is enhanced; after being removed the hair, the trier generally reports the situation that the pain caused by removing hair is weaken, and the comfortableness is enhanced after hair removal.

The invention relates to yarn guiding mechanism of a computer flat knitting machine and discloses an integrated yarn nozzle base. The integrated yarn nozzle base comprises a yarn nozzle base body andan inclined guide block assembly connected to the integrated yarn nozzle base body; the inclined guide block assembly comprises an inclined guide block pressure spring, an inclined guide block fine-turning locking member, an inclined guide block base connected to the yarn nozzle base and an inclined guide block body movably connected to the inclined guide block base; a groove for the embedding ofthe lower part of the inclined guide block body is installed between the yarn nozzle base body and the inclined guide block base; the inclined guide block pressure spring is installed between the inclined guide block base and the inclined guide block body; one end of the inclined guide block pressure spring is abutted to the lower end of the inclined guide block base and the other end is abutted to the inclined guide block body; the yarn nozzle base body is provided with through holes for the passing through of the inclined guide block fine-turning locking member; the inclined guide block fine-turning locking member passes through the through hole and is threaded with the inclined guide block base. The yarn nozzle base body of the invention is provided with the inclined guide block fine-turning locking member threaded with an adjusting nut; through rotating the inclined guide block fine-turning locking member, the gap between the yarn nozzle base and a top bar.

The invention discloses a high-current soft package battery test needle bed, which comprises a capacity-grading mounting bottom frame, wherein a plurality of supporting and guiding stand columns are fixedly connected to the top side of the capacity-grading mounting bottom frame; a current clamp mounting plate, wherein the current clamp mounting plate is slidably connected with the supporting and guiding stand columns, and the front side of the current clamp mounting plate is fixedly connected with a current clamp mounting base; an insulation clamp assembly, wherein theinsulation clamp assembly is slidably connected with the supporting and guiding stand column, the insulation clamp assembly is provided with a plurality of insulation current clamp bases, which are provided with metal pole pieces, the rear side of the insulation clamp assembly is fixedly connected with a second roller mandrel, the second roller mandrel being provided with a second roller bearing follower in a rolling manner; and a cam mounting vertical plate which is arranged on the capacity-grading mounting bottom frame in a sliding mode, wherein the capacity-grading mounting bottom frame is provided with a clamping driving air cylinder. According to the invention, the tab can be prevented from being damaged in the detection process, the production cost and the maintenance cost can be reduced, and the test efficiency and accuracy are improved.

A rotor assembly for mounting a rotor to a motor shaft having a rotor with a main aperture defined by a first half and a second half. A C-shaped collar is disposed into the second half of the main aperture with the motor shaft passing through the first half of the main aperture and the interior curve of the collar. The collar is secured to the rotor by a plurality of fasteners.