18results about How to "The same thickness" patented technology

The invention provides a batch straight pipe outer wall spraying device with a water-based paint recycling function. The batch straight pipe outer wall spraying device comprises a sealed cabin, a spraying mechanism, a drying mechanism, a liquid supply mechanism, a recycling mechanism and a numerical control module. The spraying mechanism and the recycling mechanism are both arranged in the sealed cabin, and the recycling mechanism communicates with the spraying mechanism; the spraying mechanism comprises a spraying rod and a centrifugal roller, a to-be-sprayed pipe fitting is installed in the spraying direction of the spraying rod through pipe fitting fixing assemblies, and the pipe fitting fixing assemblies are distributed on the inner wall of the centrifugal roller in an arc shape; the drying mechanism is used for drying a to-be-sprayed pipe fitting, and the liquid supply mechanism is connected with the spraying mechanism and the recycling mechanism; the numerical control module is in signal connection with each mechanism; by means of the spraying mechanism, the drying mechanism and the recycling mechanism, the spraying, recycling and drying integrated function is achieved, the pipe fittings are subjected to batch high-quality spraying, meanwhile, coating recycling is achieved, the situation that the surrounding environment is polluted due to the fact that the coating escapes is prevented, and the production efficiency is greatly improved.

The utility model relates to a quantitative adjusting device for a coating die head gasket, which comprises a positioning base plate, a fixing base plate, a fixing base plate, a fixing base plate and a fixing base plate, the positioning base plate is provided with a reference surface parallel to the coating die head gasket, and the reference surface is provided with a positioning pin connected with the coating die head gasket; and the positioning backup plate is located at one end of the positioning base plate and provided with a lap joint face attached to the coating die head lip, and the lap joint face is perpendicular to the reference face. The coating die head gasket and the coating die head are subjected to high-precision pre-positioning through the quantitative adjusting device, and then the coating die head gasket and the coating die head are mounted, so that the coating die head gasket is kept to be shrunk into the coating die head lip according to the set size, the mounting precision and the mounting efficiency of the coating die head gasket are improved, and the mounting efficiency of the coating die head gasket is improved. And the manual positioning difficulty is reduced.

The present invention discloses a micro LED chip and a control substrate eutectic structure and a preparation method thereof. The structure is obtained by welding a micro LED chip (1) and a control substrate (2) together simultaneously by using a laser. The micro LED chip (1) comprises a chip substrate (14) and a plurality of LED chips (11) fixed on the chip substrate (14). The plurality of LED chips (11) have a common first negative electrode (12), and the plurality of LED chips (11) respectively have an independent first positive electrode (13). The control substrate (2) is located below the micro LED chip (1) and comprises a control substrate body. (21) and a plurality of second positive electrodes (22) and a second negative electrode (23) located on the control substrate body (21); wherein the longitudinal thickness of the first negative electrode (12) is equal to the longitudinal thickness of the first positive electrode (13); the longitudinal thickness of the second negative electrode (23) is equal to the sum of the longitudinal thickness of the second positive electrode (22) and the longitudinal thickness of the LED chip (11), and this thickness allows the welding to be completed with the same heating time during eutectic welding, thereby solving the problem that during laser eutectic welding, the first positive electrode (13) has melted, while the first negative electrode (12) is too thick and has not melted.

The invention discloses transparent adhesive tape production equipment and a production process thereof, and belongs to the technical field of transparent adhesive tape production. Comprising a supporting frame, an unwinding roller and a winding roller are rotationally connected to the inner sides of the two ends of the supporting frame respectively, a plurality of first conveying rollers and a plurality of second conveying rollers are rotationally connected to the positions, between the unwinding roller and the winding roller, of the inner side of the supporting frame, and during use, an adhesive tape is unwound through the unwinding roller, bypasses the first conveying rollers and the second conveying rollers and then is wound through the winding roller; the supporting frame is sequentially provided with a glue coating mechanism, a glue spraying mechanism and a glue spraying mechanism in the direction from the unwinding roller to the winding roller. A drying mechanism; a cutting mechanism; a cutter cleaning mechanism; through the structural design of the cutting mechanism, the distance between cutters can be conveniently adjusted under the condition that a mounting block does not need to be disassembled during use, so that the equipment can produce adhesive tapes with different specifications at the same time, and through the structural design of the glue coating mechanism, glue can be uniformly coated on the surfaces of the adhesive tapes, so that the thicknesses of the glue are the same.

The utility model relates to a wear-resistant block for an aluminum-based track shoe of a tank vehicle and the track shoe, and the wear-resistant block applied to the aluminum-based track shoe of the tank vehicle is used for being arranged in a landing tooth of the track shoe and is characterized by comprising a wear-resistant main body, two opposite wall surfaces of the wear-resistant main body are inclined surfaces which gradually incline towards each other from top to bottom, and at least two opposite wall surfaces of the wear-resistant main body are provided with limiting grooves which are restrained with a track shoe. The wear-resistant main body is prevented from being separated from the track shoe, and the wear resistance of the subsequent track shoe is improved due to the arrangement of the wear-resistant main body.

This invention belongs to the field of brazing materials technology, and relates to a composite structure welding strip, its preparation method, and its application. A composite structure welding strip is prepared by ultrasonic welding or ultrasonic hot rolling of a first surface layer, a core layer, and a second surface layer. The first and second surface layers are metal alloy foil strips prepared by a strip spinning method. The first and second surface layers, by mass percentage, consist of the following components: Si 11-13%, Eu 0.05-2%, with the balance being Al. The core layer is porous foamed copper, accounting for 4-20% of the total mass of the composite structure welding strip. The thickness of the porous foamed copper is 30-60 μm. The thickness of the composite structure welding strip is 80-120 μm. This composite structure welding strip, as a thin-strip welding material, has a low melting point, good flexibility, can be prepared into rolls, exhibits strong interfacial bonding, a short welding stroke, good fluidity, and high spread rate, thus improving the performance of brazed joints.

This invention relates to the field of semiconductor manufacturing and discloses a method for depositing carbon film on a trench device and the trench device itself. The method includes spin-coating a photoresist layer on the wafer surface of the trench device to form a first wafer; depositing a first carbon film of thickness T1 on the first wafer to form a second wafer; removing the photoresist layer and carbon film layer deposited on the surface of the second wafer to form a third wafer; and depositing a second carbon film of thickness T2 on the third wafer to form a target wafer, where c is the step coverage of the trench device. Through these two carbon film depositions, the carbon film thickness is made the same on the wafer surface, trench sidewalls, and trench bottom of the trench device, resulting in the same carbon protection capability and ensuring the consistency of carbon protection capability at different locations of the trench device.

A negative pressure quantitative adsorption tobacco shred extraction system comprises a linear reciprocating driving mechanism, a tobacco shred storage box with an opening in the top, an adsorption assembly, a lifting mechanism, a tobacco shred beating and flat cutting mechanism and a weighing tray, and the tobacco shred storage box, the tobacco shred beating and flat cutting mechanism and the weighing tray are linearly arranged on the same side of the linear reciprocating driving mechanism at intervals. The straight line where the tobacco shred storage box, the tobacco beating and flat cutting mechanism and the weighing tray are located is parallel to the linear reciprocating driving mechanism, the adsorption assembly is installed on the lifting mechanism and is driven by the lifting mechanism to ascend and descend, the lifting mechanism is installed on the linear reciprocating driving mechanism, and the linear reciprocating driving mechanism drives the lifting mechanism to do linear reciprocating motion. The lifting mechanism drives the adsorption assembly to move back and forth between the tobacco shred storage box and the weighing tray, and the adsorption assembly is externally connected with a negative pressure suction device. The tobacco shred extraction device is high in tobacco shred extraction efficiency, high in tobacco shred extraction weight precision, capable of improving tobacco filling efficiency, high in mechanization degree, low in labor intensity and low in labor cost, tobacco shred pollution is avoided, and test results are guaranteed.

The utility model provides a high-precision adjustment-free aluminum extrusion coating die which comprises a male die and a female die, the male die and the female die are independently arranged and are parallel to each other, a certain gap is reserved between the male die and the female die, a gap channel between the male die and the female die is a die stripping position, and the gap between the male die and the female die is the thickness of an aluminum sheath. One end of the die body is provided with a die nozzle, the other end of the die body is fixedly connected with the base, a section opening is formed in one side, close to the die nozzle, of the die body of the male die, and in the aluminum sheath manufacturing process, the size of an upper side runner is increased through the section opening formed in one side of the die body, so that the thickness of the upper end aluminum sheath is increased; the consistency of the thickness of the aluminum sheath at the upper end and the overall thickness of the aluminum sheath is guaranteed, the eccentricity of the aluminum sheath is reduced, and the purpose of mold adjustment-free is achieved.

This invention discloses an electroplating apparatus and an electroplating production line, comprising: an electroplating tank and a clamping and conveying structure; wherein, the clamping and conveying structure is disposed on the open side of the electroplating tank; the clamping and conveying structure conveys the film to be coated along the conveying direction, and the clamping and conveying structure includes at least two sets of clamping and conveying mechanisms; each clamping and conveying mechanism includes an electroplating clamp, a closing clamp assembly, and an opening clamp assembly; on one clamping and conveying mechanism, the closing clamp assembly and the opening clamp assembly are disposed at both ends of the clamping and conveying mechanism along the conveying direction; along the conveying direction of the film to be coated, the closing clamp assembly and the opening clamp assembly of two adjacent clamping and conveying mechanisms are spaced apart and form an adjustable interval. This structure, by providing an adjustable interval, corrects the error caused by the asynchronous electroplating clamps in the previous clamping and conveying mechanism when the film to be coated enters the next stage of the clamping and conveying mechanism; thus greatly solving the synchronization problem.

The present invention discloses a graphite heating element and a crystal growth furnace, comprising a graphite body and at least two electrode parts, wherein the graphite body comprises a heating bottom wall and a heating side wall. The heating side wall comprises at least four heating side plates, and every two heating side plates of the at least four heating side plates constitute a side wall heating part. The heating bottom wall comprises at least two heating bottom plates, and each of the at least two heating bottom plates is spaced apart from each other, and the second ends of two adjacent side wall heating parts are connected through the heating bottom plate. At least two electrode parts are respectively arranged on different side wall heating parts. The technical solution of the present application can be used to solve the problem of high cost of KY crystal growth process.

The invention discloses a fresh vegetable processing equipment, comprising a base, a second slide and a lower hopper, wherein a first support column is installed at one end of the top of the base; the invention drives a driving wheel to rotate through the operation of a servo motor on a gear box, and drives a first driven wheel, a second driven wheel, a third driven wheel and a fourth driven wheel through gear meshing transmission, wherein the driving wheel drives the first driven wheel to rotate 1 circle, the second driven wheel to rotate 2 circles, the third driven wheel to rotate 3 circles, and the fourth driven wheel to rotate 4 circles, thereby driving the first threaded rod, the second threaded rod, the third threaded rod and the fourth threaded rod to move along with the rotating sleeve, and the distance ratio of the first slide, the second slide, the third slide and the fourth slide to move simultaneously is 3:4:6:12, that is, the spacing between adjacent cutters is always kept the same, so that the slicing width can be adjusted quickly and conveniently, and the thickness of the cut vegetables can be ensured to be the same, which greatly shortens the subsequent drying time.

The invention provides a preparation method of a multi-profile bulletproof shell, which comprises the following steps: cutting a flat plate prepared in advance to obtain profile blocks and long strips, and then splicing and combining on a single male die. The mold is low in cost; each molded surface of the special-shaped bulletproof shell can be ensured to have the same thickness and bulletproof performance; and special-shaped shells with various thicknesses can be formed according to requirements by utilizing one male mold, the quality of formed products is high, the protection performance is good, and batch production can be realized.

This invention relates to the field of plasma chemistry and discloses a high-throughput plasma reaction device and a method for decomposing hydrogen sulfide, comprising: an inner cylinder (1) containing reaction tubes (14); an outer cylinder (2) nested outside the inner cylinder (1); a central high-voltage electrode (3); grounding electrodes (4) respectively surrounding or forming sidewalls on the outer walls of each of the reaction tubes (14); a blocking medium (6) disposed on at least a portion of the outer surface of the central high-voltage electrode (3); the ratio between the distance L1 between the outer wall of the blocking medium and the inner wall of the grounding electrode and the length L2 of the discharge region is: L1:L2 = 1:(0.5~6000). The high-throughput plasma reaction device provided by this invention can achieve continuous and stable hydrogen sulfide decomposition process at a significantly higher hydrogen sulfide conversion rate, and the device can achieve long-term operation.

The invention relates to the technical field of automobile part machining, in particular to a guide bushing lubricating mechanism for an automobile steering gear, which comprises a workbench, the workbench is fixedly mounted on the ground, the top surface of the workbench is fixedly connected with a stand column, the top surface of the stand column is rotatably connected with a cross-shaped fixing plate I, the top surface of the workbench is fixedly connected with a fixing frame, and the cross-shaped fixing plate I is rotatably connected with the top surface of the stand column. The four smearing mechanisms are distributed in a rectangular shape, penetrate through the four ends of the bottom face of the first cross-shaped fixing plate in a sliding mode and are used for evenly smearing lubricating grease on the outer side of the lining, and each smearing mechanism comprises a connecting rod which penetrates through the first cross-shaped fixing plate in a sliding mode. According to the lining clamping device, the multiple clamping rods are arranged on the fixing disc, then the rubber rings are used in cooperation with the conical blocks at the corresponding positions, the lining can be clamped or released, the clamping rods are sleeved with the rubber sleeves, and friction between the clamping rods and the lining can be increased; and the multiple clamping rods at the opposite positions can clamp or release the bushings more stably.

The invention relates to the technical field of sludge treatment equipment, in particular to sludge drying equipment for sewage treatment, which comprises a drying box provided with a feed inlet and a conveyor belt arranged in the drying box, and the conveyor belt is used for conveying sludge; a blocking assembly is further arranged in the drying box and comprises a driving structure and a blocking piece, the driving structure is connected with one set of conveying rollers of the conveying belt, when the conveying belt acts, the driving structure can drive the blocking piece to act to open the feeding port, and when the conveying belt acts, the blocking piece can drive the feeding port to open the feeding port. A drying assembly arranged in the drying box can be used for drying the sludge on the conveying belt; the sludge drying device further comprises a loosening assembly, the loosening assembly is connected with the conveying rollers, and when the conveying belt acts, the loosening assembly can scatter sludge on the conveying belt, so that sludge drying is accelerated.

The invention provides a display panel and a display device.The display panel is provided with a first display area, a bending area and a second display area which are sequentially arranged in the first direction, the display panel comprises a plurality of data signal lines arranged in the second direction, and the data signal lines extend from the first display area to the second display area in the first direction; the first direction intersects with the second direction; the open hole is located in the first display area or the second display area, and the multiple data signal lines comprise at least one first data signal line partially surrounding the open hole and at least one second data signal line not surrounding the open hole; in the second direction, the width of at least part of the first data signal line in the bending area is larger than the width of the second data signal line in the bending area. According to the technical scheme, the problem of uneven display, especially mura at low gray scale, can be improved.

The sintering method of the aluminum nitride thin-wall pipe comprises the following steps that an aluminum nitride thin-wall pipe green body part and a bottom lining plate green body part are prepared, and the aluminum nitride thin-wall pipe green body part and the bottom lining plate green body part are the same in density and component; boron nitride powder is evenly sprayed on the surfaces of the bottom lining plate green body part and the pipe green body part, glue discharging is conducted, and a bottom lining plate glue discharging part and a pipe glue discharging part are obtained; putting the bottom lining plate glue discharging piece into a container, and putting the aluminum nitride thin-wall pipe glue discharging piece on the bottom lining plate glue discharging piece; pouring buried burning powder into the container so as to fill a gap between the aluminum nitride thin-wall pipe glue discharging piece and the container; and putting the container in which the adhesive discharging piece for the aluminum nitride thin-wall pipe is placed into a sintering furnace, and sintering to obtain the aluminum nitride thin-wall pipe. The invention further provides a sintering device for the aluminum nitride thin-wall pipe. The sintering device comprises a pipe box and a box cover, wherein the pipe box comprises a plurality of mold cavities and mold cores.