11results about How to "Improve punching effect" patented technology

This utility model relates to the field of nonwoven fabric processing technology, and in particular to a continuous punching device for nonwoven fabric processing. It includes a worktable, with supports fixedly connected to the upper left and upper right sides of the worktable. An unwinding roller and a take-up roller are respectively installed in the upper part of the two supports. A guide adjustment and limiting structure is fixedly connected to the upper left side of the worktable. Several through-holes for punching are opened in the middle of the upper part of the worktable. This continuous punching device for nonwoven fabric processing achieves continuous conveying of nonwoven fabric through the unwinding and take-up rollers. Utilizing the guide adjustment and limiting structure, punching drive device, and tension roller, it precisely controls the movement and punching process of the nonwoven fabric, effectively solving problems such as easy fabric shifting and wrinkling, easy slippage during punching, and low punching accuracy in traditional punching devices. Overall, it improves punching efficiency and nonwoven fabric processing quality, and enhances the applicability and stability of the equipment.

The utility model discloses a combined type spliced anti-slide pile square drill bit, and particularly relates to the technical field of drill bits, the combined type spliced anti-slide pile square drill bit comprises a bottom shell, a top cover, a connecting frame, a fixed flange, a driving mechanism, a shaft bracket, a transmission assembly, a rotating assembly, a first drill body and a second drill body, the driving mechanism is composed of a motor, a driving rod and a driving gear, and the driving mechanism has a driving function; the transmission assembly can transmit the two second drill bodies at the same time. The shaft bracket structure can improve the rotation smoothness; the shifting block on the surface of the drill body facilitates soil drilling and soil cleaning. Square holes punched by the square hole punching device are standard, square hole drilling can be directly carried out, the punching efficiency is high, the square hole punching device is more convenient to use, and the square hole punching device has the advantage of high practicability.

This utility model discloses a punching device for plastic parts. Its structure includes an operating box, a punching head, and a clamping block. By placing the plastic part at the bottom of the processing chamber, the first electric push rods on both sides push the clamping plate inward to clamp the plastic part, preventing displacement during processing that could affect the punching position and effect. During punching, the second electric push rod pushes the force frame, causing the lower clamping block to first be outside the punching position, applying downward pressure to the plastic part. Then, the third electric push rod pushes the punching head downward for punching. This avoids the downward force at the punching position causing side dents, resulting in better punching effect and quality. Furthermore, the first motor drives the first lead screw, causing the upper sliding plate to move the punching head left and right, while the second motor, through the second lead screw, drives the push slider to move the punching head back and forth. This allows for punching at different positions, reducing manual adjustment of the plastic part and increasing efficiency.

The utility model discloses a punching device for a steel lining PTFE pipe. The punching device comprises a bottom plate, a height adjusting assembly is fixedly installed at the top of the bottom plate, a punching assembly is fixedly installed at the top of the height adjusting assembly, and a clamping assembly is fixedly installed at the top of the bottom plate. The height adjusting assembly comprises a fixing frame and a first threaded rod, the fixing frame is fixedly installed on the top of the bottom plate, the first threaded rod is connected to the inner side wall of the fixing frame through a bearing, the bottom end of the first threaded rod is fixedly connected with a first bevel gear, and the side wall of the first threaded rod is connected with a lifting frame through threads. According to the punching device for the steel lining PTFE pipe, through the arrangement of the height adjusting assembly and the punching assembly, punching work can be conducted on a pipe body, punching is easy and convenient, the punching height can be adjusted according to the diameter of the pipe body, the pipe body of any diameter has the good punching effect, and the using effect is better.

The utility model discloses a kind of composite fiber fabric positioning and punching equipment, it is related to fabric punching technical field, including processing table, the top middle part of processing table is equipped with reserved slot, and the top of processing table is also installed with support frame, the upper surface of support frame is connected with U-shaped seat, the lower surface middle part of support frame is installed with hydraulic cylinder, and the telescopic end of hydraulic cylinder is connected with punch head, the lower surface both ends of support frame are transversely slidingly connected with mounting plate, the bottom of two groups of mounting plate is equipped with electric telescopic rod, the telescopic end of two groups of electric telescopic rod is installed with U-shaped frame, and the inner wall of U-shaped frame is rotatably connected with press roll by bearing, U-shaped seat is equipped with adjusting component for adjusting the lateral position of two groups of press roll. The work of two groups of electric telescopic rod can make press roll compress composite fiber fabric, adjusting component can make the composite fiber fabric compressed by press roll be in the state of taut, realize the positioning of composite fiber fabric, improve the punching effect of composite fiber fabric.

The utility model discloses a punching device for clothing manufacturing, and relates to the technical field of punching devices. The punching device comprises a shell, a containing plate is arranged on the bottom face of the inner wall of the shell, a punching mechanism is arranged on the top face of the inner wall of the shell, and a positioning mechanism is arranged on the bottom face of the punching mechanism. The positioning mechanism comprises a first driving mechanism arranged on the top face of the inner wall of the shell, four supporting cylinders arranged at the movable end of the first driving mechanism and rolling shafts rotationally matched between every two adjacent supporting cylinders, and the ends of every two adjacent rolling shafts are meshed with each other. Garment is placed on the placing plate, the first driving mechanism drives the rolling shafts to press the garment downwards, the second driving mechanism is started to drive the four rolling shafts to rotate synchronously, then the garment is driven to be stretched in four directions, the flatness of the stretched garment is improved conveniently, the punching effect is improved, and then the punching mechanism is started to punch the garment.

The invention discloses an alumina carrier and a preparation method thereof. The alumina carrier carbon provided by the invention is non-uniformly distributed in a carrier body phase, the content of a micron-sized pore channel micro-area C of the carrier body phase is 30-55 wt%, and the content of a non-micron-sized pore channel micro-area C is 1.5-6.5 wt%. The preparation method of the alumina carrier comprises the following steps: (1) uniformly mixing flour and an alkaline substance, performing grinding treatment, adding the ground material into an alumina precursor, performing uniform mixing, adding a proper amount of distilled water into the mixed material, performing mixing and kneading, and performing extrusion molding to obtain a molded body; and (2) heating the molded body in a closed container, drying the heated material, and roasting in an inert atmosphere to obtain the alumina carrier. The alumina carrier contains a certain amount of micron-sized pore channels, and the micron-sized pore channels are subjected to carbon modification treatment, so that the alumina carrier has more active sites and is suitable for catalyst carriers, adsorption-separation materials, energy storage materials and the like, the preparation process is simple, and industrial production is easy.

The utility model discloses a kind of honeycomb paperboard punching device, including rack and the workbench being provided thereon and the punching machine main body formed by the stamping head being driven to slide up and down by the cylinder being provided on rack above being placed above workbench, workbench is equipped with through slot and the stamping plate is installed on the top of through slot, the top of stamping plate is provided with outer edge, rack is placed on the side of workbench It is equipped with the storage tank for batch honeycomb paperboard placement and the side wall of storage tank is equipped with discharge port on the top outer edge side of stamping plate, along the other side wall of storage tank away from discharge port It is also provided with the top plate that is driven to slide left and right along discharge port by the second cylinder being provided on rack, the outer edge side of stamping plate adjacent to storage tank above workbench It is also provided with the second top plate that is driven to slide back and forth by the third cylinder being provided on rack, visual inspection camera and second storage tank are respectively installed on the other side of workbench along the direction away from storage tank and second top plate.

The utility model discloses a multi-angle punching assistor which comprises a body, an inclined plane A and an inclined plane B are respectively arranged on two edges of the body, an included angle between the inclined plane A and the bottom surface of the body is an angle A, an included angle between the inclined plane B and the bottom surface of the body is an angle B, and the angle A is not equal to the angle B. A plurality of through holes are formed in a plane, between the inclined plane A and the inclined plane B, of the body. The connecting line of the centers of the through holes is parallel to the length direction of the body. According to the technical scheme, the auxiliary positioning and guiding device is used for auxiliary positioning and guiding when multiple materials are punched, the punching precision is high, and the punching effect is remarkably improved.

The utility model discloses a forming blanking composite die without a forming female die. The forming blanking composite die comprises an upper die and a lower die, the upper die comprises an upper die base and a male die. The male die is fixed to the upper die base through a fixing plate, a discharging plate is further connected to the upper die base in a sliding mode through a discharging screw, and a spring is further arranged between the discharging plate and the upper die base. A guide sleeve is further arranged on the upper die base. The lower die comprises a blanking female die and a lower die base, the upper surface of the blanking female die is matched with the discharging plate, and a female die cutting edge of the blanking female die is matched with the male die. A guide pillar seat and a guide pillar are arranged on the lower die holder, and the guide pillar is in guide fit with the guide sleeve; and a material receiving box is arranged below the material leakage hole of the blanking female die. According to the structure, a process supplement molded surface required by an original forming blanking progressive die structure is removed, so that the material utilization rate is improved. According to the structure, forming and blanking are combined in one die cavity, so that manual operation is more convenient, the production takt is shortened, and the production efficiency is greatly improved.

A composite forming die for a metal bipolar plate is used for processing a metal plate with the thickness of 0.03-0.1 mm under the driving of a press and comprises a die pressing mechanism, a punching mechanism and a blanking mechanism. Wherein the mould pressing mechanism is used for carrying out mould pressing forming on a plate, the punching mechanism is used for punching on the plate to form inlet and outlet holes of hydrogen, air (oxygen) and cooling water at two ends of the bipolar plate, and the blanking mechanism is used for separating the bipolar plate formed by processing the plate from waste materials removed by cutting. The three actions of punching, blanking and forming can be completed on one station when the press moves downwards and returns for one time, so that the production efficiency of the bipolar plate can be improved.