32results about How to "Avoid cosmetic damage" patented technology

A tamper-evident container generally includes a tray having an opening with a step section formed around the opening and including a first protrusion section that is provided with a first coupling unit with a first perforation line formed therebetween. The first coupling unit includes a coupling trough. A cover includes a concave groove having a bottom and an outside surface engageable with the step section to close the opening. The cover includes a second protrusion section and a second coupling unit between which a second perforation line is formed and projecting beyond the first perforation line. The second coupling unit has a coupling member receivable in and engageable with the coupling trough. Tearing off the first and second perforation lines allows the first and second coupling units to detach from the tray and the cover, respectively with the second protrusion section projecting outside the tray for easy gripping.

The invention discloses a manufacture method of a light-cured composite resin film, comprising the following steps of: (1) providing a plastic substrate, light-cured composite resin, a printing ink layer and plastic, wherein the plastic substrate is provided with an upper surface and a lower surface; (2) coating the upper surface of the plastic substrate with the light-cured composite resin; (3) impressing and solidifying the light-cured composite resin to form a plurality of patterns; (4) forming the plastic substrate and the plurality of patterns; (5) coating the printing ink layer on the lower surface of the plastic substrate; and (6) ejecting and attaching the plastic on the printing ink layer.

The invention discloses a rapid cylinder bar ranking device. The rapid cylinder bar ranking device comprises a workbench. The workbench is provided with two transmission devices. A synchronous belt isarranged between the two transmission devices in a sleeving manner. The two transmission devices can be driven by a power device to drive the synchronous belt to move. Ranking grooves are formed in the upper surface of the synchronous belt in the motion direction of the synchronous belt at equal intervals. The ranking grooves are perpendicular to the motion direction of the synchronous belt. A feeding hopper is arranged above the synchronous belt. The bottom of the feeding hopper is provided with a long groove, wherein one thin and long cylinder bar is only allowed to pass through the long groove at the same time due to the width of the long groove, and the long groove is parallel to the ranking grooves. According to the ranking device, through cooperation of discharging grooves and the synchronous belt, rapid cylinder bar ranking is achieved, the running simulating synchronous belt is adopted, the reasonable mechanical mechanism is designed, rapid and reliable sequential ranking of cylinder bars can be effectively guaranteed, meanwhile, friction can be reduced as much as possible, and appearance damage is avoided.

The present invention relates to a transferring film for manufacturing a decorative laminate sheet having an excellent weatherability, scratch resistance and moldability, a laminate sheet manufactured therefrom and a method for manufacturing thereof. The transferring film and the laminate sheet of the present invention combine an excellent scratch resistance and thermo-formability, since a surface treatment layer comprising a modified acrylic resin and vinyl acetate is formed thereon, and thus may be effectively applied to protect and decorate plastic molded articles such as household appliances, furniture and automobile parts, especially, molded articles having a three-dimensional complicated shape.

The invention discloses a method for installing an electrical reserved wire box in a secondary structure wall, and the method is characterized in that the method comprises the following steps: a, marking a center position and bottom position of the wire box in the secondary structure wall according to the layout of the electrical wire box after the construction of a civil engineering secondary structure wall; b, making an opening in the secondary structure wall according to the center position of the wire box in the secondary structure wall and the size of the wire box; c, making a template; d, placing the wire box into the opening in the wall after the plastering of the periphery of the wire box, enabling the template to be attached to the secondary structure wall, fixing the periphery through bolts to guarantee that a central line of the template and a bottom line of the template coincide with the center position in the wall body, and timely removing a die after the initial setting of cement mortar. According to the invention, the method is scientific and reasonable in installation steps and design of the reserved wire box, is simple in implementation, is high in operability, guarantees the installation and elevation of the wire box, guarantees that the mouth of the box is aligned with the wall surface after the plastering of the wall, reduces the rework rate, saves the manpower and material resources, and reduces the engineering cost.

The invention relates to the technical field of centrifugal casting, and discloses casting equipment for automatically flattening the inner wall of a pipe based on centrifugal force. The casting equipment for automatically flattening the inner wall of a pipe based on centrifugal force comprises a frame body, the top of the frame body is rotatably connected with a rotating frame, the left end of the rotating frame is in transmission connection with a first motor, the interior of the left side of the rotating frame is slidably connected with a hinge block, and a first connecting rod is hinged to the middle of the hinge block; a push block is hinged to the end, close to the center of the rotating frame, of the second connecting rod. According to the casting equipment for automatically flattening the inner wall of the pipe based on the centrifugal force, a second centrifugal block abuts against a contact point on the basis of the centrifugal force effect, an electromagnet attracts a first magnetic block to enable annular blocks to be unfolded mutually to extrude the inner hole face of a casting, the first centrifugal blocks are far away from each other under the centrifugal force effect, a push block moves leftwards to compress a first spring, and a first motor is closed after the casting is formed; a pushing block pushes the casting rightwards under the elastic action of the first spring, and appearance damage of the casting in the casting taking-out process is avoided.

The present invention relates to a drag tool, in particular to a drag tool for profiled plates, including a hook frame, a bottom plate, a baffle plate, a lower drag system, a locking system, a slot, a fixing table, a motor box, a rotating shaft, a transmission Shafts, connecting plates, hooks, lifting systems, and dragging systems; the lower support system includes track grooves, moon-shaped plates, guide rods, wrench switches, pulley blocks, and pulleys; the locking system includes positioning slots and positioning rods , engaging block, knob switch, fixed buckle, rope buckle, fixed rope, rope cover; the described lifting system includes a three-stage hydraulic shaft, a hand rocker, and a grab table; the described lifting system includes a fixed wheel group, a positioning Wheels and axles; the beneficial effects are: (1) It can meet the needs of vertical and horizontal handling operations at the same time, and can switch between the two, so that the handling efficiency is improved; (2) It can be adjusted for different sizes of profiled plate products The appearance of the device improves the fit between the product and the device; (3) It can reduce the difficulty and time-consuming of loading and unloading operations.

The invention discloses an easy-pulled bottle cap pull ring riveting edges gapless cutting and molding method. A pull ring comprises an annular pull handle portion and a riveting portion connected with the inner side of the annular pull handle portion and used for riveting and being matched with a bottle cap. A specific molding method comprises the steps that a pull ring blank plate of which a contour is cut of the edges and molded is disposed between an upper die and a lower die of a stamping die, and the edges of the contour trimming edge of the pull ring blank plate are folded through declining and stamping of the lower die; the upper die cooperates with the lower die, a transition between a profiling inner depression of the annular pull handle portion, the lower end edge of the profiling inner depression of the riveting portion and an upper die main body is an arc-shaped chamfering transition, and the transition between a profiling protrusion of the annular pull handle portion, theupper end face edge of the profiling protrusion of the riveting portion and a lower die main body is an arc-shaped chamfering transition, so that when the upper die and the lower die cooperate with each other, the dies are not prone to be scraped and noticeable scratch marks are not prone to be left on the surface of the contour trimming edge of the pull ring blank plate.

The invention relates to a galvanized steel pipe blue band identification packer. The galvanized steel pipe blue band identification packer comprises a connecting frame, chain transmission devices, a conveyor, blue application machines, a conveying frame and a packing frame. The connecting frame is of an inclined square frame structure; the two symmetrical chain transmission devices are connected to the tail end of the connecting frame and convey galvanized steel pipes onto the conveyor in a chain transmission mode; the blue application machines are arranged on the two sides of the conveyor in a mirror symmetry mode correspondingly; the galvanized steel pipes obtained after blue application are ferried onto the conveying frame through the conveyor, and the conveying frame is of an inclined square frame structure; and the packing frame is arranged at the tail end of the conveying frame, and the galvanized steel pipes are packed on the packing frame. The whole process is structurally reasonable and smooth, automatic operation is achieved, the production efficiency is high, and the automatic production level of the galvanized steel pipes is greatly improved.

The invention discloses a pellet feed grease spraying machine in the field of feed production. The device comprises a base, an atomizer is fixedly connected to the upper surface of the base, and a connecting pipe is fixedly connected to one side of the atomizer. A one-way valve is arranged on the outer surface of the connecting pipe, a supporting frame is fixedly connected to the top of the base,and a spraying box is fixedly connected to the top of the supporting frame. The top of the spraying box is fixedly connected with an air inlet pipe, and the inner top wall of the spraying box is fixedly connected with a mounting base. A sleeve is fixedly connected to the bottom of the mounting base, and a moving rod is inserted into the inner wall of the sleeve. A piston is fixedly connected to the bottom of the moving rod, an air pump is fixedly connected to the top of the supporting frame, and a connecting air pipe is fixedly connected to the output end of the air pump. According to the invention, through the arrangement of the atomizer, the connecting pipe, the one-way valve, the spraying box, the air inlet pipe, the sleeve, the moving rod, the piston, the air pump and the connecting air pipe, animal and vegetable oil is injected into the granulated feed, meanwhile, the complete appearance of the feed is ensured, and the appearance damage in the grease spraying process is avoided.

The invention relates to an object thickness measuring method, device and system based on ultrasonic waves, equipment and a medium. The method comprises the following steps: obtaining the primary echotime and secondary echo time of the ultrasonic waves after the ultrasonic waves are transmitted in a target measured object, wherein the target measured object is a measured object of which the target measured material is covered with a covering object or a measured object of which the target measured material is not covered with a covering object; and determining the thickness of the target measured material according to the time difference between the primary echo time and the secondary echo time and the preset propagation speed of the ultrasonic wave in the target measured material. The coating influence can be eliminated, the thickness of an object can be accurately measured, and nondestructive testing is truly achieved.

The invention provides a nail-free clamp for an electrical aging test, and belongs to the technical field of aging tests of discrete semiconductor devices, the nail-free clamp comprises a fixing part, a pressing block assembly and two groups of buckles, the pressing block assembly is clamped and fixed at the upper end of the fixing part by using the two groups of buckles, and meanwhile, a to-be-tested product is fixed at the upper end of an aging plate. The connection mode of the two groups of buckles, the fixing part and the pressing block assembly is simple, the to-be-tested product is fixed without using screws and pressing strips, and the fixing operation efficiency of the product is high. The nail-free clamp for the electrical aging test solves the technical problems that in the aging test in the prior art, the mode of fastening a product to be tested is large in workload and large in occupied labor force, and has the technical effects that the universality is high, appearance damage is avoided, the workload and labor force are reduced, and the operation efficiency is improved by about 3.5 times.

The invention relates to a manufacturing process of a soft printed circuit board with different appearances at upper and lower layers, which is used for manufacturing a first stack and a second stack of the soft printed circuit board with different appearances at upper and lower layers. The manufacturing process comprises the following steps of: (1) adding an auxiliary layer between the first stack and the second stack, wherein the auxiliary layer is provided with hollow dodging areas in identical-appearance areas of the first stack and the second stack; (2) after the first stack and the second stack having duplicate layers are manufactured based on a general flow, unfolding edge area cavities of the identical-appearance areas of the first stack and the second stack; (3) die cutting the first stack and the second stack according to the appearances of the first stack and the second stack respectively; and (4) drawing out the auxiliary layer to obtain the soft printed circuit board withdifferent appearances at upper and lower layers. Since the auxiliary layer is added between the stacks with different appearances in the invention, appearance damage caused by mutual interference of the appearances is avoided, and soft circuit boards with different appearances are integrated together to reduce the cost and assembly space of adapting parts.

The invention discloses a connector encapsulation tool, which comprises a base, a positioning mechanism arranged on the base, and a cable fixing support arranged on the base. The positioning mechanismcomprises a fixing block arranged on the base, a fixing fence arranged on the base and spaced apart from the fixing block, and an elastic assembly arranged on the fixing fence. Compared with the prior art, the connector encapsulation tool has the following beneficial effects: (1) convenience, safety and reliability in encapsulation operation of a connector can be ensured; and (2) the applicability is relatively wide.

The invention relates to the technical field of intelligent equipment, and particularly discloses a shaft part packing line which comprises a feeding device, a feeding device and a packing device, the feeding device is used for pushing parts fed by the feeding device to the packing device for packing, the feeding device comprises an inclined frame, a limiting piece and a pushing-out mechanism, and the limiting piece protrudes out of the inclined frame; the push-out mechanism comprises a push plate capable of ascending and descending, the push plate is provided with a guide face with the inclined direction the same as that of the inclined frame, the device further comprises a quantity limiting piece, the quantity limiting piece is located above the inclined frame before the push plate is ejected out, and only a single row of parts can pass through the distance between the quantity limiting piece and the inclined frame. According to the scheme, the problem that in the prior art, the feeding quantity is unstable during part feeding in the procedure before part packaging is solved.

The invention provides an optical fiber color ring tinting machine which comprises a conveying device, a tinting system, a color ring printing system and a controller, the conveying device is used for conveying optical fibers, so that the optical fibers sequentially pass through the tinting system and the color ring printing system; the controller is used for controlling the working states of the coloring system and the color ring printing system; the color ring printing system comprises a first spraying device, a color ring detection device, a second spraying device and a color ring curing device which are sequentially arranged at intervals in the conveying direction of the optical fiber, the first spraying device is used for coating a preset part of the optical fiber with a color ring, and the color ring curing device is used for fixing the color ring coated on the optical fiber; and the controller is also used for controlling the second spraying device to coat the color ring when the color ring detection device detects that the color ring coated on the preset part of the optical fiber is abnormal. The problem of color ring printing missing can be solved, and the quality of optical fiber color ring printing is improved.

The invention relates to a single crystal furnace mounting bracket, which is welded by angle iron, the surface of the angle iron is covered with a rubber protector. The single crystal furnace mounting bracket has the advantages of simple structure, low cost, manpower saving, and safety and reliability, and is used for installing, dismounting and transporting of a single crystal furnace.