24results about How to "Guaranteed bonding quality" patented technology

The invention discloses an intelligent temperature control system and method for hot-pressing compounding equipment, and belongs to the technical field of hot-pressing compounding, and the system establishes a functional relationship between the temperature of an internal adhesive layer of a part and the temperatures of the upper and lower surfaces of the part, the temperature of a mold, the environment temperature and the heating time. According to the takt time needed by production, the temperature and heating time needed by the upper mold and the lower mold are automatically calculated, the temperature of the upper surface and the lower surface of a part is monitored in real time, and when the heating time is up, the temperature of an adhesive layer just reaches a set value, so that product quality defects caused by insufficient heating are avoided, and energy loss caused by excessive heating is avoided. Therefore, on-demand heat supply is achieved, energy waste is reduced, the production period is shortened, and the production efficiency and the quality stability of the hot-pressing composite technology are improved.

The invention belongs to the technical field of wafer bonding, and discloses a wafer alignment and bonding device, a wafer bonding method and a precision compensation method. The wafer aligning and bonding device comprises a base, a first bearing assembly, a second bearing assembly and a camera assembly, the first bearing assembly is used for bearing a first wafer and driving the first wafer to translate along an X axis, translate along a Y axis and rotate around a Z axis, so that the relative position of the first wafer is adjustable; the second bearing assembly is used for bearing a second wafer and driving the second wafer to translate along the Z axis so as to realize bonding of the second wafer and the first wafer; the camera assembly comprises a CCD camera, and the CCD camera is used for identifying the mark points on the first wafer and the second wafer respectively so as to assist the alignment of the first wafer and the second wafer. According to the wafer alignment and bonding device, alignment and bonding are designed at the same position, the movement stroke to the bonding position is omitted after alignment is completed, errors are reduced, and the bonding quality and the product yield are guaranteed.

The invention provides a preparation method of a solid rocket engine heat insulation layer structure. The preparation method comprises the following steps that S1, a first heat insulation layer bottom layer prefabricated part is prefabricated through a mold pressing method; the outer side of the first heat insulation layer bottom layer prefabricated part is connected with a metal connector; s2, a second heat insulation layer bottom layer prefabricated part is prefabricated through a mold pressing method; s3, the first heat insulation layer bottom layer prefabricated part, the anti-ablation layer and the second heat insulation layer bottom layer prefabricated part are bonded, and then in a mold, a heat insulation layer bottom layer is prepared through an autoclave vulcanization technology; s4, forming a heat insulation layer cover layer prefabricated part by adopting an integral one-step vulcanization process; and S5, putting the heat insulation layer bottom layer prefabricated part and the heat insulation layer cover layer prefabricated part into a mold, and molding through an autoclave vulcanization process to obtain the solid rocket engine heat insulation layer structure. According to the heat insulation layer structure manufactured through the method, the thickness requirement of each heat insulation layer can be met, the size is accurate, and the product quality is remarkably improved.

The application relates to the technical field of glass processing, in particular to a glass accessory bonding device. The glass accessory bonding device comprises a lifting mechanism, a positioning mechanism, an edge blocking mechanism and a first profiling and pressing mechanism. The lifting mechanism comprises a suction disc and a first jacking device, the suction disc is connected to the first jacking device, and the suction disc is used for adsorbing a glass to be bonded. The positioning mechanism comprises a conical positioning piece which is used for being inserted into a through hole on the glass to be bonded to position. The edge blocking mechanism is used for abutting against the edge of the glass to be bonded to circumferentially limit the glass to be bonded. The first profiling and pressing mechanism comprises a first shape adapting assembly and a first moving mechanism, the first moving mechanism is connected to the first shape adapting assembly, the first moving mechanism drives the first shape adapting assembly to move, and the first shape adapting assembly has a first matching surface used for carrying a glass accessory. The application is beneficial to improving bonding consistency and positioning stability and guaranteeing bonding quality.

This utility model discloses an extrusion-type UV-curable adhesive applicator, comprising: an adhesive cartridge; a limiting sleeve fixedly connected to the left side of the cartridge; a micro motor fitted and fixedly located at the center of the left side of the limiting sleeve; a rotating drum fixedly connected to the right output end of the micro motor; a threaded extrusion rod threadedly connected to the inner side of the rotating drum; a piston fixedly connected to the right end of the threaded extrusion rod extending into the inner side of the cartridge; the piston slidingly engaging with the cartridge; an extrusion head fitted and fixedly located on the inner right end of the cartridge; an insertion rod engaged and fixedly located on the inner right end of the extrusion head; and several combined applicators fitted and fixedly located on the outer right end of the insertion rod. This allows the adhesive to be extruded at the same rate, accurately controlling the extrusion volume. Compared to manual extrusion from the bottle, this method is more stable and efficient. Furthermore, different shapes and sizes of applicators can be replaced according to different coating tasks to adapt to various complex coating patterns and surfaces.

The utility model discloses a lap joint shear sample preparation tool which comprises a first base, first check blocks are arranged on the two sides of the upper surface of the first base, a first installation groove is defined between the two first check blocks and the upper surface of the first base, and the first installation groove is used for installing a first sample to be bonded; the second base is arranged opposite to the first base, second check blocks are arranged on the two sides of the upper surface of the second base, a second mounting groove is defined between the two second check blocks and the upper surface of the second base, and a second to-be-bonded sample is mounted in the second mounting groove; the first cover plate covers the two first check blocks so as to press the first to-be-bonded sample, after the first to-be-bonded sample and the second to-be-bonded sample are bonded together through the adhesive, a sample preparation worker can use a scraper blade and other tools to scrape off overflowing glue in a bonding area, and therefore rapid sample preparation of the lap joint shear sample is achieved, the sample preparation quality is guaranteed, and meanwhile the sample preparation efficiency is improved. And the sample preparation efficiency is also improved.

The utility model relates to a kind of pressure maintaining device for PCB, including base, product fixture connected on base, presser plate being set above product fixture by support and lifting assembly for driving presser plate lifting connected on support, installation slot is equipped on product fixture, back glue support block is equipped in installation slot, glue pad support boss is fixed on base, the top end of glue pad support boss is penetrated into installation slot, product fixture is liftable by guide rod and set on base, second lifting assembly for driving product fixture lifting is connected on base.When product fixture is in low position, glue pad support boss cooperates with presser plate to maintain pressure on the glue pad area of PCB, after second lifting assembly drives product fixture to rise, glue pad support boss exits installation slot, back glue support block cooperates with presser plate, and the back glue area of PCB is maintained pressure, and by twice pressure maintaining, it can ensure that the back glue and glue pad of PCB are well pressed, so as to ensure the bonding quality of PCB and glass.

The utility model provides a device for cleaning and collecting bulk materials in front of a crawler belt of a paver, which relates to the technical field of pavement structure layer paver construction and comprises a cleaning device, a cleaning device support frame, a collecting box, a steel column and a fixing device. The method has the advantages of avoiding unqualified quality acceptance and reducing the cost increase caused by rework delay, collecting the bulk materials by using the collecting box, enabling the collected bulk materials to be used for construction of other parts of a project, being beneficial to reuse, improving the paving quality and precision and reducing the rework frequency so as to save the cost, and being beneficial to popularization and application. The problem that in the prior art, spreading flatness and the combination quality effect are easily affected when scattered spreading materials fall to a crawler belt running area is solved. And disqualified quality such as segregation of scattered materials is easy to occur.

The utility model discloses a kind of solve the mechanism of the unstability of conveying caused by chain conveying polygon effect, including conveying chain in baking equipment;It also includes toothed sprocket and toothless sprocket, conveying chain is arranged on the outside of toothed sprocket and toothless sprocket, toothed sprocket is engaged with conveying chain;Toothless sprocket is arranged in at least one end of conveying chain conveying section;Toothless sprocket side is equipped with auxiliary support wheel with its coaxial line arrangement and common rotation, auxiliary support wheel is located in the side of conveying chain, the top of wheel surface of auxiliary support wheel and the top surface of conveying chain conveying section are located on the same plane.The utility model provides the mechanism of the unstability of conveying caused by chain conveying polygon effect, can greatly reduce the shaking in product conveying process, ensure the bonding quality of glue to product.

This application relates to the technical field of floor slab casting, and in particular to a method for layered and multi-stage casting of recycled block-aggregate concrete floor slabs, comprising the following steps: S1: Erecting supports and prefabricated assembled frame modules, wherein the frame modules are integrally formed with floor slab reinforcement mesh, including bottom and top reinforcement mesh; S2: Pouring the first layer of recycled aggregate concrete and vibrating it to evenly cover the entire frame module with the first layer of recycled aggregate concrete; S3: Placing the recycled blocks; S4: Pouring the second layer of recycled aggregate concrete, which should be completed before the initial setting of the first layer of recycled aggregate concrete; S5: Concrete curing. This application has the effect of improving the quality and efficiency of floor slab casting.

The utility model discloses a waterproof volume hot melt construction auxiliary vehicle, include: auxiliary vehicle frame, one end installation vertical frame, roll rubber cylinder, install one side of vertical frame, and even distribution electric heating box, install on auxiliary vehicle frame, support cylinder, set up in both sides of electric heating box, volume placement seat, install in vertical frame other side surface left and right two ends, clamping locking seat, set up on volume placement seat top, volume rotating shaft, set up in the placement recess on two volume placement seats, install inflatable rubber cylinder on it. The utility model discloses utilize the even movement of roll rubber cylinder, make it drive waterproof volume to carry out uniform speed release, and through the synchronous heating of electric heating box to waterproof volume, make waterproof volume can even speed lay on the ground, reduce manual labor intensity, and effectively improve the laying efficiency of waterproof volume.

The present invention discloses a belt drum for molding a tread assembly, the tread assembly includes a belt layer and a tread layer, the belt drum can rotate to sequentially fit the belt layer and the tread layer, the width of the tread layer is greater than the width of the belt layer, and the belt drum includes: a drum shaft assembly including a drum shaft; a drum shoe assembly installed radially outside the drum shaft, including a plurality of drum shoes, the plurality of drum shoes can move radially relative to the drum shaft; a support unit is arranged on one of the plurality of drum shoes, the support unit includes a plurality of groups of support blocks, each group of support blocks includes two support blocks symmetrically arranged along the central plane of the width of the belt drum, at least one group of support blocks located axially outside the belt layer and radially inside the tread layer can be moved to a lifting position, and is used to support the parts of the tread layer on both sides of the head and tail overlap that exceed the belt layer on both sides. A high-quality tread assembly can be obtained by the belt drum. The present invention discloses a tire molding machine having the above-mentioned belt drum and a tread assembly molding method.

An uncovering tool for a hole blocking patch of a vehicle body relates to the technical field of vehicle body manufacturing tools and comprises an upper sleeve, a lower sleeve is mounted at the bottom of the upper sleeve, a first opening is formed in the bottom of the lower sleeve, a suction cup capable of being adsorbed with the hole blocking patch is mounted in the first opening, a second opening is formed in the top of the upper sleeve, and the lower sleeve is mounted in the second opening. A second opening is formed in the upper sleeve, a boss is installed in the second opening, a plunger connected in a fastened mode is arranged between the boss and the suction cup, a spring is arranged on the periphery of the plunger, the top end of the spring is fixedly connected with the bottom face of the boss, and the plunger and the spring are both arranged in an inner cavity of the upper sleeve and an inner cavity of the lower sleeve. According to the utility model, the acrylic acid adhesive surface of the hole-blocking patch cannot be touched by mistake when the hole-blocking patch is manually pasted, and the adhesive surface is prevented from being polluted, so that the bonding force of the hole-blocking patch is ensured, the bonding quality of the hole-blocking patch is ensured, and the overall sealing performance of a vehicle body is further improved.

The invention provides a formwork-free constructional column and a construction method thereof.The formwork-free constructional column comprises a plurality of prefabricated hollow bricks arranged in a stacked mode from top to bottom, and every two adjacent prefabricated hollow bricks are spliced through rabbets to form a vertically-through cavity used for pouring constructional column concrete; the prefabricated hollow bricks comprise top-layer hollow bricks, middle-layer hollow bricks and bottom-layer hollow bricks, and the top-layer hollow bricks are provided with pouring openings used for pouring concrete. A cleaning opening is formed in the bottom hollow brick and used for cleaning the cavity; the middle hollow bricks are provided with connecting holes used for allowing tie bars to penetrate through so as to be connected with the masonry wall. The structure is simple, operation is convenient, the constructional column is formed by stacking the prefabricated hollow bricks in a wall building mode, constructional column formworks do not need to be additionally arranged, the construction technology is simplified, and the construction efficiency is improved; the prefabricated hollow brick is simple in manufacturing process and high in production efficiency, and the manufacturing cost is remarkably reduced; the overall structure is stable in connection and accurate in positioning, and the appearance quality of the constructional column is ensured.

The utility model discloses an automatic bonding machine for ceramic product bottle mouths, which comprises a rack, a rotary clamping device and a bonding device, the rotary clamping device comprises a motor, a clamping jaw rotary joint and a clamping jaw assembly which are coaxially arranged, the motor is fixedly arranged in the rack, two ends of the clamping jaw rotary joint are respectively in transmission connection with the motor and the clamping jaw assembly, and the bonding device is arranged on the rack. The clamping jaw assembly is located above a working table top of the rack and provided with a clamp used for clamping and fixing a bottle blank, the bonding device comprises a vertical rod, a gluing mechanism and a pneumatic stirring barrel, the vertical rod and the pneumatic stirring barrel are fixedly arranged on the working table top, the pneumatic stirring barrel is provided with a metering pump, the gluing mechanism is fixedly arranged on the vertical rod, and the pneumatic stirring barrel is provided with a metering pump. The gluing mechanism is provided with a cylinder and a pneumatic dispensing gun, the pneumatic dispensing gun is fixedly connected with the driving end of the cylinder, and the pneumatic dispensing gun is connected with the metering pump. The bottle opening and bottle blank bonding device is easy to operate, the bonding efficiency of a bottle opening and a bottle blank is greatly improved, and meanwhile the labor intensity of operators and the requirement for the skill level are lowered.

The utility model relates to the technical field of paper product bonding, and discloses a water-based adhesive bonding device for paper product packaging, which solves the problems that the bonding efficiency is influenced due to the fact that the solidification time required by the bonding of the water-based adhesive for paper product packaging is longer at present, and comprises a base, and placing grooves are formed in the periphery of the upper end of the base; a placement groove is formed in the base, a sliding rod is connected to one side of the interior of the placement groove, a fixing plate is arranged on one side of the outer portion of the sliding rod in a sleeved mode, a spring is arranged on the outer portion of the sliding rod in a sleeved mode, and one end of the spring is connected with one end of the fixing plate. The flattening roller rolls and extrudes the exteriors of the paper products, so that the attaching effect between the paper products is better, meanwhile, under the cooperation of the blowing cover, the solidification speed of the water-based adhesive smeared at the adhering positions of the paper products can be increased, the adhering efficiency is improved, and the adhering quality between the paper products is guaranteed.

The invention discloses an automobile swing arm injection mold which comprises a floating compensation mechanism, the floating compensation mechanism comprises a hot nozzle sleeve and a floating glue sealing insert, the floating glue sealing insert is arranged on the periphery of the hot nozzle sleeve in a floating mode and floats, and the floating glue sealing insert presses a ball seat to adjust a gap between the floating glue sealing insert and the ball seat. Therefore, the melt is prevented from flowing into the gap. According to the automobile swing arm injection mold, the floating glue sealing insert is arranged to adjust the gap in a self-adaptive mode, the burr problem caused by machining tolerance is solved, and the appearance quality of a ball bowl is improved.

The present invention discloses a film bonding device, which includes a fixing frame, a film discharging device, a product discharging device, and an adjusting mechanism and a bonding mechanism arranged on the side of the fixing frame. The film discharging device is used to convey the film, the product discharging device is used to convey the long strip product, the bonding mechanism is used to bond the film and the product, and is also used to drive the finished product to move after bonding; the bonding mechanism includes an upper bonding mechanism and a lower bonding mechanism arranged below the upper bonding mechanism, and the film and the product pass through between the upper bonding mechanism and the lower bonding mechanism for bonding; the adjusting mechanism is used to adjust the spacing between the upper bonding mechanism and the lower bonding mechanism to be suitable for films and products of different thicknesses. The film bonding device provided by the present invention adjusts the spacing and pressure between the upper bonding mechanism and the lower bonding mechanism through the adjusting mechanism to be suitable for product fabrics and films of different thicknesses, and can ensure the stability of the extrusion pressure during the conveying process, and ensure the bonding quality of the film and the product.

The utility model relates to the technical field of pressing stabilizing equipment, in particular to a pressing stabilizing device for a multi-layer wood board after gluing, which comprises an operation table, a mounting frame is welded on the rear side of the upper surface of the operation table, a motor is fixedly connected to the right surface of the mounting frame, and a rotating shaft is fixedly connected to the output shaft end of the motor. A plurality of layers of glued boards are placed on the upper surface of an operation table, a motor is started to drive a rotating shaft and a gear to rotate, a rack meshed with the gear drives a toothed plate to move downwards, the toothed plate drives a sliding plate to move downwards along a sliding rod, the sliding plate drives a connecting block and a pressing column to move downwards, and the pressing column drives a pressing plate to move downwards. The stable pressing work is completed by being close to the multiple layers of wood boards on the operation table, the pressing work does not need to be conducted by manually holding a pressure plate with hands, the influence of human factors is avoided, the pressing force can not be controlled through a motor, the stable pressing effect is controlled accordingly, and the bonding quality of the multiple layers of wood boards can be guaranteed.

The utility model relates to the technical field of carton processing, in particular to a high-efficiency carton gluing machine which comprises a workbench, a supporting plate is fixedly connected to the left portion of the upper end of the workbench, a pushing device is fixedly connected to the upper end of the supporting plate, and a side plate is fixedly connected to the upper portion of the right end of the supporting plate. A glue dipping device is fixedly connected to the middle of the upper end of the side plate, a concave bearing plate is placed in the middle of the upper end of the workbench, a control panel is arranged at the front end of the supporting plate, and a baffle is jointly and fixedly connected between the lower portion of the front plate wall and the lower portion of the rear plate wall of the supporting plate. A sliding groove is formed between the middle of the front plate wall and the rear plate wall of each supporting plate, and a connecting plate is jointly and fixedly connected between the middle of the front plate wall and the rear plate wall of each supporting plate. According to the high-efficiency carton gluing machine, the pushing device and the gluing device are arranged, so that glue supply and dipping can be controlled, the carton positioning and operation process is stabilized, the carton gluing efficiency and quality are improved, and the defective rate is reduced.

The utility model belongs to the technical field of bridge construction, and particularly provides a pre-bending construction device of a steel-concrete composite beam, which comprises a counter-force device, two tensioning pieces and a steel wire rope, the left end and the right end of a steel beam are connected with one end of one tensioning piece, the counter-force piece is connected with the middle of the steel beam, and the other ends of the two tensioning pieces are connected through the steel wire rope penetrating through the counter-force device. The problems that an existing self-balancing type pre-bending method is limited in effect and affected by the weight of a structure and distribution of the internal force state of a steel beam is solved, cable penetrating jacks on the two sides are adopted for symmetrical tensioning in the overall pre-bending construction process, a midspan counter-force jack is used for counteracting the dead weight of bridge deck concrete, overall pre-bending of the steel beam is achieved, and the construction efficiency is improved. The stress continuity of the steel beam is ensured, the pre-bending state of the steel beam is not influenced by the concrete pouring process, and the combination quality of the steel-concrete composite beam is effectively ensured.

The utility model relates to a copper column convenient to weld, which comprises a copper column body, and an annular wave disc base is coaxially arranged at the lower end of the copper column body. Firstly, the contact area of the circular-ring-shaped wave disc base is increased by more than 40% through a multi-peak-valley structure (wave crests and wave troughs are alternated), the solder attachment area is remarkably increased, and the welding firmness is improved; in addition, the wave-shaped outline forms a capillary effect, the welding flux is promoted to be evenly spread along wave crests, air holes or welding flux accumulation is avoided, and the metallurgical bonding quality is ensured.