36results about How to "Increase punching force" patented technology

The invention provides a cast-in-situ hollow floor with pores formed by a reticular box-shaped component. The cast-in-situ hollow floor comprises a reinforced concrete girder or a profile steel girder, a reinforced concrete ribbed beam, an upper flange plate, a lower flange plate and the reticular box-shaped component, wherein the reticular box-shaped component comprises a box roof, a box body and a box bottom; the box roof is compounded with cement mortar, polyfoam or a panel; the box body and the box bottom are made of reticular bodies; each reticular body comprises a reticular plate, a reinforcing rib and a connecting net, which constitute an integral structure with mutual effect; each of the reinforcing ribs is V-shaped; the reticular box-shaped component comprises at least two reticular bodies; at least two structural slopes are arranged at the corner parts between the box bottom and the box body of the reticular box-shaped component; the reticular bodies of the reticular box-shaped component are made of a steel material or a molding material. The cast-in-situ hollow floor with the pores formed by the reticular box-shaped component adopts the unsealed reticular box-shaped component to substitute the existing fully-sealed hollow fillers and solid fillers as the cast-in-situ hollow floor pore-forming technology. The cast-in-situ hollow floor with the pores formed by the reticular box-shaped component is favorable to realization of building and energy conservation integration and the multifunctional floor.

The present invention relates to a press-forming tool (101) having a top die (103) and a bottom die (104), which can be moved toward one another, forming a forming cavity (105) between the top die (103) and the bottom die (104) when the press-forming tool is closed, wherein a die clamping plate (109) is arranged on a press ram (102) and/or on a press table (108), wherein the top die (103) or the bottom die (104), which can be moved relative to the die clamping plate (109), is supported on said plate while incorporating at least one resilient adjusting element (110).

The invention discloses a hardware stamping component capable of discharging rapidly. The hardware stamping component comprises a stamping device and a discharging device, and the discharging device is arranged beside the stamping device; the stamping device consists of a base, a rear box body, a rotary worktable, a stepping motor, a lower mold, an upper mold, a hydraulic cylinder and a telescopicair cylinder; the discharging device consists of a base body, a supporting vertical plate, a swing air cylinder, a connecting rod, an electromagnet, a low-speed motor, a discharging pipeline, a material receiving trolley and a power supply; and the stamping component further comprises a control system. According to the stamping component, a form of combining the hydraulic cylinder with the telescopic cylinder is adopted, forming can be achieved by one-time stamping, so that the stamping speed is improved; and the discharging device adopts a mode that the electromagnet swings along with the swinging air cylinder, the electromagnet is electrified and sucks a stamped hardware from the lower mold, the control system controls the electromagnet to be powered off so that the hardware on the electromagnet can automatically falls into the discharging pipeline, then slides into a material receiving box, and therefore, automatic discharging is realized, and the discharging strength is greatly reduced.

The invention discloses an arc drilling device, comprising a lifting support post, and a support frame and a drilling unit movably mounted on the lifting support post; a first rotary motor is fixedlymounted in the top end of the lifting support post; an output shaft of the first rotary motor is extended out of the end face of the lifting support post; fixing cross rods are fixedly mounted on theleft and right end faces of the output shaft; fixing vertical rods are symmetrically mounted on the left and right of the fixing cross rods; the fixing vertical rods are fixedly connected with the lower end faces of the fixing cross rods and the upper end face of the support frame respectively; a dovetail groove is arranged in the lower end face of the support frame on the left of the lifting support post, and slide rails extended to left and right are fitted to the inner top wall of the dovetail groove. The arc drilling device can drill holes, in arc distribution and having difference radians, in a workpiece, radian adjusting is convenient, drilling force is great, and drilling speed is high.

The present invention relates to a double forward clearance blanking method. The male die or female die of said die equipment can be made into continuous step form, and its is characterized by that the height h of the step is 1/3-1/2 of the thickness t of material to be blanked, between male die and female die the double forward clearances are formed, clearance C1=(0.125-0.20)t, and the clearance C2=(0.02-1.10)t. Under the condition of general blanking die, general blanking clearance and general pressing machine said invention can raise shearing surface height of blanking piece section in once blanking stroke.

The invention discloses novel arc drilling equipment which comprises a lifting support column and a support frame and a drilling machine which are movably mounted on the lifting support column. A first rotating motor is fixedly mounted in the top end face of the support column, the output shaft of the first rotating shaft extends out of the end face of the lifting support column, a fixing transverse rod is fixedly mounted on left and right end faces of the output shaft, fixing vertical rods are symmetrically mounted on the fixing transverse rod on the left and right sides and are respectivelyand fixedly connected with the lower end face of the fixing transverse rod and the upper end face of the support frame, a dovetail groove is arranged in the lower end face of the support body arrangedon the left side of the lifting support column, and a slide rail extending leftwards and rightwards is mounted in the top wall of the dovetail groove. By the arrangement, a workpiece can be shaped with curved distribution and different radian holes, radians are convenient to adjust, and high drilling strength and rapid drilling speed are achieved.

The invention provides a cast-in-situ hollow floor with pores formed by a combined reticular box-shaped component. The cast-in-situ hollow floor comprises a reinforced concrete girder or a profile steel concrete girder, a reinforced concrete ribbed beam, an upper flange plate, a lower flange plate and the combined reticular box-shaped component, wherein the combined reticular box-shaped component comprises a box roof, a box body and a box bottom; the box body and the box bottom are made of reticular bodies; reinforcing ribs of the reticular bodies are vertically placed; each reticular body comprises a reticular plate, the reinforcing rib and a connecting piece, which constitute an integral structure; the lower flange plate is directly compounded with the reticular bodies at the box bottom of the combined reticular box-shaped component. The cast-in-situ hollow floor with the pores formed by the combined reticular box-shaped component adopts the unsealed combined reticular box-shaped component to substitute the existing fully-sealed hollow fillers and solid fillers as the cast-in-situ hollow floor pore-forming technology. The cast-in-situ hollow floor with the pores formed by the combined reticular box-shaped component is beneficial to realization of energy conservation integration of a building and the multifunctional use of hollow floor.

The invention discloses an improved arc-shaped drilling device. The device comprises a lifting supporting column body, a supporting frame body and a drilling machine body, wherein the supporting framebody and the drilling machine body are movably installed on the lifting supporting column body; a first rotating motor is fixedly installed in the end surface of the top of the supporting column body, an output shaft of the first rotating motor extends out of the end surface of the lifting supporting column body, and a fixed cross rod is fixedly installed on the end surfaces of the left side andthe right side of the output shaft; and fixed vertical rods are symmetrically arranged on the left side and the right side of the fixed cross rod, the fixed vertical rods are fixedly connected to thelower end surface of the fixed cross rod and the upper end surface of the support frame body, a dovetail groove is formed in the lower side end surface of the supporting frame body on the left side ofthe lifting supporting column body, and a sliding rail which extends leftwards and rightwards is arranged on the inner top wall of the dovetail groove. According to the improved arc-shaped drilling device, holes with different radian and distributed in an arc shape can be formed in the workpiece, the radian is convenient to adjust, the punching force is high, and the punching speed is high.

The invention discloses an anti-sliding punching transmission mechanism for a sheet hot forming machine. The anti-sliding punching transmission mechanism comprises a punching motor, a punching speed reducer, a punching upper beam, a punching movable formwork and a column. The punching speed reducer is provided with an output shaft, and a bi-directional backstop is installed between the punching motor and the punching speed reducer. The output shaft is connected with a die-opening and die-assembly pull rod through a rotating swing arm, the die-opening and die-assembly pull rod is connected with a cross connecting rod, two ends of the cross connecting rod are connected with the punching movable formwork respectively through joint connecting rod modules, and the lower portion of the cross connecting rod is connected with the punching movable formwork through a guide rod. According to the anti-sliding punching transmission mechanism, the bi-directional backstop is installed to replace an original electromagnetic brake, the motor rotates in one direction, slippage of a movable forming seat and a forming upper die in the suspension process is avoided, and the anti-sliding punching transmission mechanism has safety; and a connecting mode of the cross connecting rod and the joint connecting rod modules increases punching force and improves hot forming and punching efficiency.

The invention discloses keel cutting and bending equipment, and relates to the technical field of keel machining. The keel cutting and bending equipment comprises a containing body, an inserting channel for allowing an n-shaped keel to be inserted is formed in the containing body, and containing cavities are further formed in the two sides of the inserting channel in the containing body; the keelcutting and bending equipment further comprises a cutting mechanism and a bending mechanism which are sequentially arranged in the containing cavities in the inserting direction of the n-shaped keel;the cutting mechanism comprises a cutting tool, a hydraulic telescopic rod for controlling the cutting tool to move and a cutting controller for controlling the hydraulic telescopic rod to work; the bending mechanism comprises a bending motor and a bending clamp driven by the bending motor to rotate; and the bending clamp comprises a clamping plate piece of an L-shaped structure and a clamping part which is arranged on the end edge of the clamping plate piece and provided with a clamping groove. The invention further discloses a using method of the keel cutting and bending equipment, the usingmethod is used for guiding and implementing cutting and bending operation at the end of the n-shaped keel so as to directly manufacture the lap joint end at the end of the n-shaped keel, convenienceand rapidness are achieved, and the effect is remarkable.

The invention provides a combined tower type thin-wall ring-shaped metal rubber part stamping die with inner reinforcement rib plates and an operation method thereof. The stamping die comprises a cylindrical female die and a cushion block fixedly arranged on the bottom surface of the female die; a cylindrical core shaft is arranged in a female die body in a sleeving mode and is located above the cushion block; a spiral coiled metal wire blank is wound on the periphery of the cylindrical core shaft; four sunken grooves are uniformly formed in the cylinder wall of the cylindrical core shaft; a plurality of cylindrical male dies capable of moving in the axial direction of the cylindrical core shaft are sleeved between the periphery of the cylindrical core shaft and the inner wall of the female die; crossed reinforcement rib plates are fixedly arranged on the inner walls of the cylindrical male dies; the reinforcement rib plates are limited in the sunken grooves and are capable of moving along the axial direction of the cylindrical core shaft. Through the combined tower type thin-wall ring-shaped metal rubber part stamping die with the inner reinforcement rib plates, the problem that the male dies are damaged when the thin-wall ring-shaped metal rubber is stamped and molded can be effectively solved; the deformation of the male dies caused by low rigidity of the male dies in the stamping process can be avoided so as to ensure that the stamping die is not damaged under the condition that the thin-wall ring-shaped metal rubber parts are stamped and molded.