8617results about "Metal working apparatus" patented technology

A stop for use with an electric drill bit, the stop having at least one threaded sleeve for positioning the stop relative to a surface into which the drill bit will extend. The stop may have both an inner and an outer sleeve. The sleeves are mounted coaxially, one inside the other about the drill bit. One of the sleeves, preferably the inner sleeve, provides coarse adjustment of the position of the shoulder relative to the tip of the bit, while the other, preferably the outer sleeve, provides fine adjustment of the position of the shoulder relative to the top of the bit.

An edge guide is provided. A structure includes curved surface over which a print media can travel. The print media includes a first edge and a second edge that is opposite the first edge. A first media guide is contactable with the first edge of the print media. A second media guide is contactable with the second edge of the print media. The second media guide is spaced apart from the first media guide. A relative spacing between the second media guide and the first media guide is adjustable such that a distance between the first media guide and the second media guide is variable. The second media guide includes a mechanism that applies a nesting force to the second edge of the print media to cause the first edge of the print media to move toward and contact the first media guide.

A positioning device used for accurately manufacturing a complex automobile accessory. The positioning device comprises a platform, a base is arranged on the platform, a fixing plate used for limiting Y-axis direction of one end of the accessory is arranged on the base, a retaining plate used for limiting Z-axis direction of one end of the accessory is arranged on the fixing plate, a lateral retaining plate used for limiting X-axis direction of the accessory is arranged on the base, and a limiting part used for limiting Z-axis direction of one end of one side, opposite to the retaining plate, on the accessory is arranged on the base. Through a separated positioning mode, positioning structure is simplified, operation steps are reduced, more convenience in replacement of the automobile accessory is realized, and the positioning device is suitable for large-scale welding operation. In addition, the whole positioning device is simple in structure, firm in positioning and high in accuracy.

A method of making a razor blade by forming a cutting edge on a substrate having an outer bonding surface. A first self-assembled monolayer having a non-fluorinated organic material is deposited on the outer bonding surface of the substrate.

This disclosure provides a nano-silver powder and its preparation method, relating to the field of metal powder preparation technology. The preparation method of the nano-silver powder includes: dissolving a silver source in a first solvent to obtain a first solution with a concentration of 0.01M to 0.5M; dissolving a reducing agent, polyvinylpyrrolidone, and a polysaccharide-containing compound in a second solvent and adjusting the pH to 8 to 9 to obtain a second solution; adding the second solution dropwise to the first solution under stirring conditions at 15°C to 50°C, controlling the dropwise addition time between 30 min and 180 min to obtain a third solution; and sequentially subjecting the third solution to ultrasonic dispersion, centrifugal classification, washing, and drying to obtain the nano-silver powder. This disclosure can improve the quality of the nano-silver powder.

Laser marked articles having a predetermined feature marked onto a wall that is either user readable, machine readable, or both. Also, methods of making the marked articles by laser marking.

A sonotrode for ultrasonically welding a conductive pin to a workpiece is provided. The sonotrode includes a body portion configured to be coupled to an ultrasonic converter. The body portion terminates at a tip portion, the tip portion defining a mating feature configured to mate with a corresponding mating feature of a base portion of the conductive pin. The conductive pin is oriented in a predetermined configuration by mating of the mating feature with the corresponding mating feature of the base portion.

A reusable gift tag with a safety cutter provides for repeated use of a gift tag by including a front surface with an erasable panel, a rear surface with a dual surface tape segment and a perimeter margin having a serrated section for cutting tape, paper and cardboard without causing a potential cutting injury to a person.

The application relates to the technical field of fruit conveying, in particular to an intelligent conveying equipment for fruit raw materials, which comprises a conveying belt support, a driving roller and a chain, a motor and a speed reducer are installed on the conveying belt support, the motor drives the driving roller to rotate, and the driving roller drives the chain to move, and the conveying equipment further comprises a receiving plate connected between the two chains symmetrically distributed and used for receiving fruits, a plate body fixedly connected between the two chains and rotatably connected on the receiving plate, and the plate body is located at the middle part of the receiving plate, a pair of semicircular grooves are symmetrically formed in the plate body, the receiving plate can provide a position for the fruits to stay, the position of the fruits can be adjusted by cooperating with a position adjusting assembly, the position of the fruits is roughly determined by using a flexible capacitive sensor, and the rotation driving of the fruits is stopped when the end of the fruits is upwardly recessed, so that the positioning of the fruits can be realized during the conveying of the fruits.

The present application relates to a kind of automatic assembly mechanism of knife head and knife handle in scalpel production, including the assembly turntable capable of rotating along vertical center, the top of the assembly turntable is provided with two opposite knife handle assembly clamps along the edge of diameter direction two sides, the position of one of the knife handle assembly clamps is the combined station for the assembly of knife head and knife handle, the position of the other knife handle assembly clamp is the feeding station for the feeding of knife handle, and the feeding station for the feeding of knife head and knife handle after assembly, the outside of assembly turntable is provided with three-axis motion module, the free end of three-axis motion module is provided with knife head clamp, the knife head clamp is adjacent to the knife handle assembly clamp at combined station on assembly turntable, and high-frequency induction heating coil is also provided on the side of combined station upper side.In the assembly of knife head and knife handle, knife head is heated by high-frequency induction heating coil, so that knife head can be combined with knife handle to form a solid unit.

The application discloses a quick removal device and method for a bushing of a mounting hole of a fastener of a flap, the quick removal device comprising, from top to bottom, a cutter driving mechanism, a cutter, a supporting mechanism and a guiding and clamping mechanism, one end of the cutter being connected with the cutter driving mechanism, the other end of the cutter penetrating through the supporting mechanism and the guiding and clamping mechanism and extending into the middle part of the bushing, and the cutter being rotationally connected with the supporting mechanism; the guiding and clamping mechanism comprises a vertical guiding mechanism and a clamping and positioning mechanism, the clamping and positioning mechanism being located outside the shaft shoulder of the bushing and used for clamping the bushing; the vertical guiding mechanism is arranged between the clamping and positioning mechanism and the supporting mechanism, and is used for ensuring that the cutter is perpendicular to the plane where the shaft shoulder of the bushing is located. The application realizes the advantages of saving manpower and not damaging the bolt bottom hole of the flap part.

The utility model discloses a kind of trepanning devices for automobile switch plastic production, it is related to the field of automobile switch, including base, four holes are connected in base interior, the air outlet of manual air pump is connected with gas distribution pipe one, both ends of gas distribution pipe one are connected with gas distribution pipe two, gas distribution pipe two port is through connection with hole, the top end of electric push rod is connected with push block, the side of push block is fixed with limit block.The trepanning device for automobile switch plastic production, gas distribution pipe one can be shunted again by gas distribution pipe two and discharged, the gas discharged can blow the processing position of plastic part, accelerate the heat dissipation efficiency after plastic part punching, and the blow during punching process can reduce the adhesion of plastic debris, improve the punching precision indirectly, when top piece moves up to the bottom of plastic part, extrusion can be carried out, plastic part can be separated after being extruded with base, prevent plastic part from sticking on the surface of base and affect discharging efficiency.

A knife including a holder and a blade device which is movable relative to the holder between a safety position and a cutting position. A handle is movable between an inactive position and an active position. The holder provides a contact surface for an actuating finger with which the handle is actuated, within reach of the movement path of the handle.

The utility model relates to high -speed rotary ink -jet printing machine technical field discloses a cutting middle cutter structure of high -speed rotary ink -jet printing machine, including the cutter holder, both sides of cutter holder symmetry are provided with L type board, the side close to cutter holder of L type board is provided with third mounting hole, the side of L type board is fixedly connected in the cutter holder through bolt, the bottom of L type board is provided with guide rod, the inside of L type board is slidably connected in guide rod, the utility model discloses the both sides of cutter holder are fixedly connected with L type board, the inside of L type board is slidably connected with guide rod, the bottom of guide rod is fixedly connected with the pressing plate, the bottom of pressing plate is fixedly connected with the rubber pad, the outside of guide rod is provided with spring, when cutter holder moves down and carries out cutting work, the object to be cut can be effectively pressed by pressing plate, thereby facilitating the subsequent middle cutter body to move down and carry out cutting work, and the stability of cutting is effectively improved.

According to an aspect, there is provided an acne-treatment system comprising a processing unit (40) and an acne-treatment apparatus (46; 52) configured to treat an acne lesion on skin of a subject by means of first treatment light having wavelengths predominantly in a range from 600 to 700 nm and second treatment light having wavelengths predominantly in a range from 400 to 480 nm, the processing unit (40) being configured to: receive one or more measurement signals provided by one or more sensors (42) that are configured and arranged to measure one or more parameters indicative of a degree of inflammation and / or a severity phase of the acne lesion, said one or more measurement signals representing an indicated degree of inflammation and / or an indicated severity phase of the acne lesion; determine a light-intensity ratio of intensity of the first treatment light to intensity of the second treatment light to be applied to the acne lesion based on the indicated degree of inflammation and / or the indicated severity phase of the acne lesion represented by the one or more measurement signals; and control one or more light sources (44) of the acne-treatment apparatus (46; 52) to generate the first treatment light and the second treatment light according to the determined light-intensity ratio for application to the acne lesion.

The refrigerant valve comprises a valve seat, the crystal phase organization of the valve seat is in equiaxed grain distribution, and the forming process of the valve seat comprises a warm upsetting process. The forming process of the valve seat in the refrigerant valve comprises the warm upsetting process. The warm upsetting process can make the base body of the valve seat deform plastically, close the cracks around the inclusions in the base body, and further reduce the leakage of the refrigerant in the refrigerant valve.

A scraper (60) or cleaner tip for a belt (11) of a conveyor belt machine (10) has a holding body (62) made of a first metal or alloy material. The holding body is configured or adapted for connecting to a mounting assembly (20) of the conveyor belt machine. The scraper also has a scraper element (64) joined to the holding body. The scraper element is configured or adapted for scraping from the belt any conveyed material (12) which has adhered to the belt. The scraper element has a single tungsten carbide blade (70) joined by brazing to a backing strip (66). The backing strip is made of a second metal or alloy material which is the same or similar in its thermal properties to the first metal or alloy material of the holding body. The backing strip of the so assembled scraper element (64) is then joined to the holding body. The scraper provided hereby is such that the single tungsten carbide blade extends substantially the length of the holding body.

The application relates to the field of cutting devices, and particularly discloses a release paper production cutting device. The cutting device comprises a conveying frame for conveying release paper, supports installed at two ends of the conveying frame, a swing arm installed on the upper side of the support, and a cutter installed at one end of the swing arm. One end of the swing arm is provided with a locking piece for locking the cutter. One side of the support is provided with a driving piece for driving the swing arm to rotate. The lower end of the swing arm is connected with a hinge. The lower side of the hinge is fixedly connected with a positioning seat. The upper end of the support is fixedly connected with a limiting piece for limiting the positioning seat. The upper side of the support is provided with an adjusting piece for adjusting the position of the positioning seat. The application can quickly fix and loosen the cutter by screwing and unscrewing the knob. The cooperation of the limiting piece and the adjusting piece enables the positioning seat to stably move within a certain range, realizes the quick adjustment of the position of the cutter, and thus can shorten the downtime, improve the practicability and cutting efficiency of the device.

A shaving blade is disclosed. According to one embodiment of the present disclosure, the shaving blade includes a substrate having a cutting edge provided with a sharp substrate tip and at least one coating layer laminated on the substrate and containing one or more of CrB, CrC, and Diamondlike carbon, wherein the cutting edge has a convex shape in a section from the substrate tip to D100 that is 100 micrometers from the substrate tip.

To improve the quality of a completed solar battery by implementing the removal of particles and cracks on a cell.SOLUTION: A solar battery includes a substrate having an electrical conductive polarity, and a first thin film layer formed on the substrate, and a substrate separation portion that separates the substrate into a plurality of unit cells is formed on one surface of the substrate, and is formed to gradually decrease in size in a downward direction, and the first thin film layer includes a first separation member inserted into the substrate separation portion.SELECTED DRAWING: Figure 3E

A dunnage conversion machine includes a drive mechanism configured to deform a stock material into a continuous length of dunnage. The machine also includes a cutting device configured to sever a piece of the dunnage from the continuous length of dunnage. The cutting device includes a grip configured to move to a closed position at which the grip exerts a force on the piece of dunnage to retain the piece on the machine until the piece is pulled away from the machine, at which point the grip moves to an open position and the machine advances the continuous length of dunnage to commence another cutting cycle.

The utility model relates to the technical field of meat slicing, especially to a meat slicing device, which puts meat in a strip cutting mechanism, pushes the meat through a pushing mechanism, cuts the meat into strips by the strip cutting mechanism, and then slices the meat by a slicing mechanism, thereby improving the practicability of the equipment; the device comprises the slicing mechanism; further comprises the strip cutting mechanism and pushing mechanism, and the slicing mechanism and pushing mechanism are both installed on the strip cutting mechanism; the pushing mechanism transports the meat, the strip cutting mechanism cuts the meat into strips, and the slicing mechanism slices the meat.

The utility model discloses a heat dissipation type ultrasonic wave sword belongs to ultrasonic cutting technical field, it includes the support frame, the support frame is fixedly connected with the connector in, is equipped with cutting tool in the connector, one side fixedly connected with the protective shell of support frame, one side fixedly connected with L type board of protective shell, is equipped with the heat dissipation structure in the protective shell, the heat dissipation structure rotation is connected in L type board, is equipped with the limiting structure in the connector, the limiting structure is connected with cutting tool, the heat dissipation structure includes concave board, pivot and fan. The utility model discloses through setting up L type board, heat dissipation structure, protective shell and cutting tool, through the cooperation between half gear, toothed plate and first spring, can carry out cooling treatment to the different position of cutting tool, avoids the phenomenon that cutting tool surface because temperature is too high and takes place damage, thereby has guaranteed the cutting efficiency and service life of subsequent, and has improved the flexibility of this ultrasonic wave sword.

To suppress generation of shrinkage.SOLUTION: The electronic device includes: a first electronic component having a Ni-based electrode; and a second electronic component joined to the Ni-based electrode by a Sn-based solder. There is a (Cu, Ni, Pd)6Sn5 compound layer in the interface of the joint part of the Ni-based electrode and the Sn-based solder. The content of Pd as a (Pd, Ni)Sn4 compound in the mother phase of the Sn-based solder after the joint is smaller than the content of Pd as a (Cu, Ni, Pd)6Sn5 compound layer or is zero.SELECTED DRAWING: Figure 3

The application relates to a manual cutting mold for post-molding defective products, and relates to the technical field of semiconductors. In order to solve the problem that defective products are not removed in time, the mold base is provided with an upper cutter mold group, four sides of the upper cutter mold group are provided with mold guide columns for guiding the up-down movement of the upper cutter mold group, four mold guide columns are vertically fixed on the mold base, the bottom of the upper cutter mold group is provided with a plurality of upper cutters for cutting, a film pressing mechanism for pressing a film is arranged above the upper cutter mold group, a lower cutter cutting opening corresponding to the upper cutter is formed in the bottom of the mold base, a frame tray is further arranged on the mold base, the frame tray is divided into two sections, the two sections of the frame tray are arranged on the two sides of the upper cutter mold group along a feeding direction, and the arrangement position of the frame tray avoids the lower cutter cutting opening. The application has the effect of improving the efficiency of processing post-molding defective products.