13results about How to "Reduce burrs" patented technology

The invention discloses a hot-melt self-adhesive crochet yarn and a preparation method thereof, and belongs to the technical field of textiles. High-strength yarns are used as core warp yarns, and hot melting yarns are used as chaining warp yarns and weft insertion yarns; the core warp does not perform looping motion; the chaining warp yarns are located on two sides of the core warp yarns and looped to form chaining tissues, and crochet yarns are obtained through weft insertion knitting; and then carrying out hot melting treatment to obtain the hot-melting self-adhesive crochet yarn. The hot-melt self-adhesive crochet yarn prepared by the invention is good in shape retentivity and structural stability, simple in preparation process, low in cost, free of influence on hand feeling and the like.

This invention discloses a permissible electronic control module for coal mines, along with its testing and manufacturing methods. The method includes coding, a first test, and a second test. The first and second tests involve multiple testing items, such as communication ID confirmation, duplicate code detection, resistance detection, current testing, ignition capacitor detection, bridge wire detection, low-voltage detonation testing, high-voltage detonation testing, delay accuracy testing, and diode testing. This invention performs multi-angle testing on the electronic control module, resulting in more precise and detailed testing methods that prevent accidental detonation. The measurement of delay accuracy ensures instantaneous detonation response during detonation, improving product safety. A glue-filled coating is added to the electronic control module to effectively protect and fix components and soldered parts, preventing loosening or detachment under external forces and avoiding interference from external moisture, dust, and static electricity. This electronic control module can be efficiently manufactured through processes such as surface mount technology (SMT), reflow soldering, and encapsulation, resulting in high efficiency.

This utility model discloses a handheld anti-tilting label cutter, including a base. An upwardly extending abutment is integrally formed on the left side of the upper edge of the base, and a pressure plate is hinged to the right side of the upper edge of the base. A downwardly penetrating blade storage cavity is provided within the pressure plate. A transverse plate is slidably connected left and right within the blade storage cavity, and a blade holder is slidably connected up and down within the transverse plate. A cutter is mounted at the lower end of the blade holder. This utility model is used for cutting materials. The cutting method of this utility model is as follows: first, the material is pressed onto the base by the pressure plate, and then the cutting is performed by the cutter. This process can improve cutting accuracy, reduce burrs, and, when not cutting, the cutter inside the pressure plate is hidden to avoid scratching the worker, improving safety. The abutment on the base allows the material to be cut to adhere to the abutment perpendicular to the cutter, ensuring the correct cutting angle.

The utility model belongs to the field of photovoltaic devices, and particularly relates to photovoltaic gasket punching equipment which comprises a supporting seat. Two hydraulic cylinders are fixedly connected to the top of the supporting seat; the output ends of the adjacent hydraulic cylinders are fixedly connected with transverse plates; the bottom of the transverse plate is fixedly connected with a mold body; the top of the supporting seat is fixedly connected with a fixed frame; the inner side wall of the fixed frame is communicated with a plurality of telescopic rods; the end part of the telescopic rod is communicated with a connecting plate; the bottom of the connecting plate is rotationally connected with a first rotating wheel; the end part of the connecting plate is connected with a spring; a plurality of oil bags are fixedly connected to the top of the supporting seat; when the first rotating wheel rubs against the gasket, the first rotating wheel can rotate, and the lubricating oil in the connecting plate is brushed to the surface of the gasket, so that the gasket is lubricated by the device, the smoothness of the surface of the gasket is improved, the friction coefficient of the surface of the gasket is reduced, burrs and deckle edges generated by friction between the gasket and a die body during gasket punching are reduced, and the punching quality of equipment is improved.

The utility model relates to cable cutting technical field, and disclose a kind of cutting device for cable, including workbench and fixedly connected to its top water tank;The utility model is through the setting of pressurizing mechanism and electric telescopic rod, pressurizing mechanism can be pumped out the water in water tank while pressurizing and sent into connecting shell, and the water of pressurized high-speed flow can produce low pressure in connecting shell, thereby generating adsorption effect and pumping out the abrasive in abrasive tank, abrasive and water are sprayed out by spray head, electric telescopic rod pushes connecting shell and spray head to move left and right, thereby realizing water jet to cut cable, can reach the effect that cutting is more level and reduces burr, while temperature can be kept lower, friction temperature is not higher to cause damage to cable, and simultaneously set conveying mechanism, cable can be automatically conveyed to cutting area, subsequent cable can be continuously conveyed after cutting is completed, reduce the trouble of staff, improve the security of work.

A friction stir welding tool and a friction stir welding method that can increase the amount of heat generation, while reducing the amount of escaping heat are provided. The friction stir welding tool (1) has a shoulder portion (7) and a probe portion (5) provided on a bottom surface of the shoulder portion (7). The base material of the friction stir welding tool (1) is a ceramic material whose main phase is silicon nitride or sialon. The shoulder portion (7) has a diameter of 35 mm or greater.

The utility model discloses moxa stick cutting equipment which comprises a rack, a feeding device, a pushing device, a pressing device and a cutting device, and the feeding device is arranged at one end of the rack; the pushing device is arranged above the rack and close to the output end of the feeding device, the pressing device is arranged at one end of the pushing device, and the cutting device is arranged at one end of the pressing device; the pushing device and the pressing device are jointly arranged on a supporting table, a first power mechanism capable of enabling the supporting table to move in the front-back direction is arranged below the supporting table, and a second power mechanism capable of enabling the first power mechanism and the supporting table to move in the left-right direction is arranged below the first power mechanism. According to the moxa stick cutting device, moxa sticks can be rapidly cut in batches, the cut small sections of moxa sticks are smooth and attractive, the probability of the burr phenomenon is greatly reduced, the cutting efficiency of the moxa sticks is effectively improved, the automation degree is high, and the labor cost is reduced.

The invention relates to the technical field of semiconductor preparation, in particular to film cutting equipment and a film cutting method. The film cutting equipment provided by the invention comprises a base table, a fixed seat and a cutting mechanism, the cutting mechanism comprises cutter bodies in one-to-one correspondence with the side edges of the base plate, one end of each cutter body can rotate relative to the base table, automatic cutting of the thin film can be achieved by controlling the cutter bodies to rotate, and meanwhile compared with a cutting mode of a traditional manual vertical flat pressing cutter, the cutting efficiency is greatly improved. Each cutting point can extrude the edge of the substrate in the rotating process of the cutter body, the cutting force is more concentrated, and the traditional vertical cutting is changed into scraping cutting, so that the cutting is smoother, and the cutting precision is improved; meanwhile, burrs generated by cutting can be reduced, and damage to the edge of the film is reduced.

The invention relates to the technical field of floor tile cutting, and particularly discloses a cutting device for floor tile production and processing, which comprises a workbench, the surface of the workbench is connected with a mounting frame through bolts, a vertical shaft is rotatably mounted in the mounting frame, and a swing handle is rotatably mounted on the outer wall of the vertical shaft. The end, away from the vertical shaft, of the swing handle is in threaded connection with a threaded rod, a scratching knife is fixedly installed at the bottom end of the threaded rod, and the driving assembly is used for driving the swing handle to swing in a reciprocating mode with the vertical shaft as the circle center. The driving assembly is matched with the cutter feeding part to drive the swinging handle and the cutter to intermittently deepen a notch in a floor tile in the swinging process, on the premise that the situation that the floor tile cannot be broken along a cutting seam due to the fact that the depth of the cutting seam is insufficient is avoided, burrs or sharp edges at the fracture of the floor tile can be reduced, and the cutter only gradually descends in the swinging process, so that the cutting efficiency is greatly improved. The feeding amount of the cutting knife to the floor tile is uniformly divided into a plurality of steps, so that the instantaneous cutting depth of the floor tile is reduced.

The utility model discloses a hot press forming die for producing a hinge cover, which comprises an upper die, a lower die and a middle plate, and the middle plate is arranged between the upper die and the lower die. A forming boss is arranged on the upper die, a forming die cavity is formed in the middle plate and matched with the forming boss, a groove is formed in the middle of the middle plate, and a protruding block is arranged in the middle of the lower die and matched with the groove. A forming column and a forming through hole are arranged in the forming die cavity, the forming through hole is communicated with the groove, a forming groove is formed in the protruding block, and the position of the forming groove is opposite to the position of the forming through hole. Through the design of the upper die, the lower die and the middle plate, hot press forming of a complex hinge cover is achieved, meanwhile, the product quality is guaranteed, and high economic benefits are achieved.

The utility model relates to a tail roll cutting device which comprises a cutter and a limiting piece used for limiting the sliding direction of the cutter, the limiting piece and the cutter are arranged in a crossed mode, an abutting piece is arranged on the side, facing the cutting edge of the cutter, of the limiting piece, and the abutting piece is arranged at the initial end of the cutting path of the cutter. The abutting piece is movably arranged in the direction towards or away from the limiting piece, and in the moving process of the abutting piece, the abutting piece abuts against or is separated from the limiting piece; the abutting piece comprises a first abutting arm, and the side wall, facing the cutter, of the limiting piece protrudes out of the first abutting arm or is flush with the first abutting arm. In the process of cutting off the diaphragm, the abutting part slides towards the limiting part and abuts against the edge, close to the initial end of the cutter, of the diaphragm under the combined action of the abutting part and the limiting part, cutting of edge notches is facilitated, the diaphragm cutting efficiency is improved, and the conditions of burrs and wrinkles are reduced.

The utility model relates to the technical field of air duct processing, and discloses a cutting mechanism for a spiral air duct machine, which comprises a base, air cylinders are arranged at four corners of the upper end of the base to support a lifting plate, a sliding plate driven by the air cylinders and a servo cutting machine are arranged in the lifting plate, vertical pressure is reduced in a horizontal sliding cutting mode, and cutting burrs of an air duct are effectively reduced. A supporting mechanism is arranged on the base and comprises a supporting frame and an arc-shaped sliding rail stretching across the upper end of the air pipe, and two stabilizing mechanisms capable of moving along an arc-shaped sliding groove are arranged on the sliding rail. The stabilizing mechanism adopts a sliding sleeve, a square rod and a stabilizing head structure with a roller, the roller abuts against the surface of the air pipe to improve the cutting stability, a support head is arranged on the square rod and is in threaded connection fit with an adjusting disc, and the direction of the roller can be flexibly adjusted to adapt to the air pipes with different rotating speeds. The problems that a traditional cutting mechanism is prone to shaking, and burrs are obvious are solved, and the cutting precision and the air duct finished product quality are remarkably improved.

The utility model discloses a cutting device for plastic film production relates to the field of plastic film production, include: support frame, cutting knife, the cutting knife telescopic connection in support frame inside top, the receiving plate is set up in the cutting knife below, is used for receiving plastic film, wherein, the side of cutting knife is provided with first cylinder and second cylinder and rotates up and down, the plastic film is passed between first cylinder and second cylinder, a plurality of extension holes are opened to first cylinder outside, and a plurality of extension holes are all provided with thorn and are telescopic in the inside, in the practical operation of the utility model, when electric push rod drives thorn and extends first cylinder, can stab into the plastic film surface, and the distribution of need cutting is pre -bore, when bore is completed, using cutting knife to bore position again carries out cutting, can further improve the accuracy and efficiency of cutting, reduce the phenomenon that plastic film cutting produces sticky constantly.