429results about How to "Spacing is easy to adjust" patented technology

The invention relates to an apparatus for detecting integrity of foundation piles by using the acoustic transmission method and a detection method used therein, belonging to the technical field of acoustic detection of foundation piles. According to the invention, simultaneous detection of measuring lines at a plurality of directions in the process of one full elevation lifting detection of a profile is realized by arranging at least two tandem radial energy transducers at cable terminals; the method has the advantages of simplified detection procedures and improved detection efficiency, is more favorable for spatial positioning of a defect part and can be extensively used in detection of integrity of foundation piles by using the transmission method.

A unit assembled transfer cart frame comprises two slide-rail sets 10 with identical structure, the slide-rail set 10 comprises two posts 101, five slide-rails 102 between the two posts 101; connectors 201 at two ends of two connecting rods 20 respectively moveably connect with the posts 101 of the slide-rail sets 10; a bearing component 40 for bearing articles is moveably inserted in the slide-rail 102, the bearing component 40 is moveably positioned relative to the slide-rail sets through locking mechanisms. The invention is versatile, widely applicable, shock-proof and absorbing, dustproof and anti-static, easy to collect, and covers little space. The invention is suitable for end-to-end online use in factory, and use during transportation and in storehouse.

The invention discloses a vomit collection device with a function of adjusting the clapping force intensity for medical care. The device comprises a C-shaped rack, a collection case, a water tank, a frame body, an incomplete gear, a complete gear, a clapping board, a collection funnel, a water pipe and a faucet, and the frame body is arranged on the lower portion of an upper side wall body of the C-shaped rack; the clapping board swings back and forth to clap the back of a patient who feels like vomiting and reduce the pain of the patient, the faucet is opened, then water flows out, and the patient conducts cleaning such as gargling conveniently; meanwhile, vomit matters which are vomited by the patient into the collection funnel are convenient to wash, can enter the collection case and are collected conveniently, so that the environment is prevented from being polluted by the vomit matters; by adjusting pretightening adjustment nuts, pretightening force of spiral springs can be adjusted, accordingly when the clapping board claps the back of the patient, the clamping force can be controlled within a certain force intensity range, the situation is avoided that the patient feels uncomfortable when the force intensity is excessively large, and by adjusting position adjustment nuts, the interval between the clapping board and a swing board can be adjusted conveniently.

The invention provides a variable-distance suction mechanical arm and an operation method. A first side plate and a second side plate are arranged on the two sides, where short sides are located, of atop plate correspondingly, a first guide rail and a second guide rail are fixed between the first side plate and the second side plate in parallel, suction nozzle installation bases are installed onthe first guide rail and the second guide rail in a sliding fit mode, suction structures are installed at the bottoms of the suction nozzle installation bases, and the tops of the plurality of suctionnozzle installation bases are connected through telescopic rhombic connecting rod structures in a hinged mode; and a push plate is fixedly installed at the top of one suction nozzle installation baseat an outmost side position, the push plate is connected with a power mechanism for pushing the push plate to move, an end part connecting plate is hinged to the top of the other suction nozzle installation base at the other outmost side position, and the other end of the end part connecting plate is hinged to the second side plate through an end part pin shaft. According to the suction mechanical arm, the distance among suction nozzles can be conveniently adjusted, so that the suction mechanical arm can be adapted to suction of parts with different sizes.

The invention discloses a metal pipe welding device capable of adjusting spacing. The metal pipe welding device comprises a fixing base, a first servo motor, a second servo motor and a welding head; and the first servo motor is fixed to the right side of the fixing base through bolts, the edge side of a transmission rod is connected with a gear through a bearing, a rubber water bag is mounted at the upper end in a working box, an electric push rod is fixed to the middle of the upper end in the working box through bolts, a transverse plate is fixedly mounted at the lower end of the electric push rod, the welding head is mounted in the middle of the lower end of the transverse plate, and a supporting rod is fixed to the edge side of the lower end of the transverse plate through bolts. According to the metal pipe welding device capable of adjusting the spacing, the spacing between a metal pipe and the welding head can be conveniently adjusted, meanwhile collision between the welding headand the metal pipe can be avoided, good limiting and fixing effects on the metal pipe can be achieved, and meanwhile a certain cooling effect on a welded position of the metal pipe can be achieved after welding work is completed.

The invention relates to a household appliance gas stove inner and outer burner cap machining device. The device comprises a paint storage cylinder, a mounting frame, a polishing table and a base; supporting legs are installed at the four corners of the bottom of the base, and a dust collecting box is arranged at the position, among the supporting legs, at the bottom of the base; one side of the dust collecting box is provided with a dust suction pump, and a dust outlet of the dust suction pump is communicated with the interior of the dust collecting box through a guide pipe; the polishing table is arranged on the top, above the dust collecting box, on the top of the base; two sides of the polishing table are provided with dust suction heads respectively. A limiting block is installed, andthe limiting block can horizontally slide in a limiting groove so that the distance between positioning plates can be adjusted conveniently, then outer burner caps or inner burner caps with differentsizes can be conveniently clamped, and the application range is wider; the device is provided with a first grinding head and a second grinding head so that the inner burner caps and the outer burnercaps can be conveniently polished respectively, and the grinding effect is better.

The invention discloses a polishing device for processing auto spare parts. The polishing device comprises an upper support plate, fixed devices, a sliding plate and a rotary shaft, wherein a rotary table is arranged on the inner side of the upper support plate; the upper end of a second gear is connected with a motor; a first telescopic rod is arranged at a corner at the lower end of the upper support plate; the front and rear ends of a transverse rod are connected with a lower support plate; a sliding plate is positioned at the upper end of a sliding rail; the fixed devices are positioned onthe left and right sides of the lower support plate; the rotary shaft is positioned at the lower end of the upper support plate; the lower end of an upper millstone is connected with a lower millstone; the right end of the lower millstone is connected with a first limiting connecting rod; a spring is arranged on the inner side of the upper millstone; and a sharpening piece is connected with the lower end of the spring. The polishing device can uniformly polish auto spare parts to prevent burrs on the surfaces of the auto spare parts from scratching a worker so as to avoid influence to the working progress, can conveniently fix, arrange and detach the polished auto spare parts and improves the working efficiency.

The invention discloses a closed type cantilever scaffold system and a construction method thereof. The closed type cantilever scaffold system comprises a cantilever steel beam through-wall structure,a cantilever steel beam balcony slab placement structure for containing a balcony slab and manufacturing a cantilever balcony, a closed type cantilever scaffold system for building a scaffold, and anoverhead cantilever formwork protective shed for erecting a protective shed, wherein the cantilever steel beam through-wall structure is used for through-wall fixing construction of a structural steel girder; an anchoring device adopting the cantilever steel beam through-wall structure is convenient to install and flexible to disassemble, the turnover utilization rate can be effectively increased, and an integrated high-intensity embedded U-shaped pull ring and an inclined strut steel tube shaping connecting beam piece are adopted, so that the balcony slab is effectively prevented from beingdamage by crushing, an adjustable vertical rod is adopted for compression joint of a fixing rod and a wall column reinforcing type connecting wall rod, the application range of the scaffold is enlarged, the overhead cantilever formwork dual-layer protective shed is adopted, safety risk in external frame erection is reduced, and safety construction is facilitated.

The invention discloses a sweeping wind on-line foreign matter removal device and debug method for an overhead power transmission line. The on-line foreign matter removal device comprises a rectangular rack. The two ends of an upper cross rod of the rectangular rack are respectively provided with a rotation shaft sleeved with a rolling wheel. Each vertical rod of the rectangular rack is sleeved with a sliding sleeve with a compression bolt. A lower rotation shaft sleeved with a compression rolling wheel is arranged on each sliding sleeve. The sliding sleeves are fixedly connected through a connection rod. One end of each rolling wheel is of a conical structure. An extension rod is arranged at one end of the upper cross rod. A blade parallel to the rolling wheels is arranged at the free end of the extension rod. The distance between a cutting edge of the blade and the lower planes of the rolling wheels is 0.05-0.2 mm. A telescopic insulating rod is arranged on a lower cross rod of the rectangular rack. The on-line foreign matter removal device and debug method have the advantages that cleaning is thorough, hot-line work is realized, pole climbing is not needed, and the application range is wide.

The invention discloses a double-sided paint spraying device for furniture plate processing, which comprises a bottom plate, wherein side baffles are arranged on the front side and the rear side of the top of the bottom plate; a top plate corresponding to the bottom plate is arranged at the tops of the side baffles; a plate conveying mechanism is arranged in the center of the top of the bottom plate in the left-right direction; a plurality of vertically-lifting lifting air cylinders are arranged in the middle of the bottom of the top plate at intervals; the top plate is connected with a limiting sliding groove below the top plate through the plurality of lifting air cylinders; and a preheating mechanism, a cleaning mechanism, a paint spraying mechanism, a drying mechanism and a water curtain purifying mechanism are sequentially arranged in a cavity formed by the bottom plate, the side baffles and the top plate from right to left. Continuous preheating, cleaning, paint spraying, drying and purifying treatment can be conducted on the two sides of the plate at the same time, the machining efficiency is high, the painting effect is good, and environment-friendly production is facilitated.

The invention discloses an electric tree test device for a silicone rubber material for cable accessories and a sample manufacturing method. The method includes the steps of adding semi-conductive silicone rubber into xylene, then spraying and curing the surface of a silicone rubber insulation sample, then cutting the silicone rubber insulation sample into a high-voltage electrode with a triangular longitudinal section end part, then adhering the high-voltage electrode to the surface of the silicone rubber insulation sample, and carrying out high-temperature vulcanization to obtain a piezoelectric electrode silicone rubber sample; putting the piezoelectric electrode silicon rubber sample wafer into a mold, injecting glue, and carrying out high-temperature vulcanization to obtain a sample;and cutting at a position 2 mm away from the tip of the high-voltage electrode, and adhering a ground electrode with a flat plate structure to the section. The tip of the high-voltage electrode does not have air gaps and cracks under large mechanical deformation by adopting the test sample provided by the invention. Moreover, an electrical tree in an actual cable accessory is generally developed from semiconduction to insulation, and the semiconductive material as a high-voltage electrode is more similar to the actual working condition of the cable accessory.

The invention relates to the technical field of processing equipment of spiral air pipes, and discloses a clamp for welding of processing joints of spiral air pipes. The clamp comprises a base, wherein a positioning plate is fixedly arranged at the top part of the base; a fixed cylinder is fixedly arranged at the top part of the side surface of the positioning plate; a positioning shaft sleeve isfixedly arranged in the middle part of an inner cavity of the fixed cylinder; a drive shaft is movably sheathed at the middle part of the positioning shaft sleeve; one end of the drive shaft extends to the exterior of the side surface of the positioning plate, and is fixedly provided with a rotary disc II; the other end of the drive shaft is fixedly sheathed with a bearing at the inner wall of thefixed cylinder. The clamp for the welding of the processing joints of the spiral air pipes has the advantages that the inclining angle of a fixed column corresponding to the fixed cylinder is adjusted by using the bolt and the clamping plate, and the distance between the second spiral air pipe fixed on the fixed and the first spiral air pipe on the fixed cylinder is limited by a limiting plate, so as to conveniently adjust the welding angel and position of the two spiral air pipes; the practicality and timeliness in re-processing of the spiral air pipes are improved.

The invention relates to a 3D printer. The 3D printer comprises an installation frame, an extrusion device, a displacement device, a discharge device and a processing platform. The discharge device comprises a wire outlet installation base, an upper wire outlet pipeline, a lower wire outlet pipeline, a wire outlet motor, a wire outlet driving wheel and a wire outlet auxiliary wheel. A wire conveying cavity is formed by the peripheral face of the wire outlet driving wheel and the peripheral face of the wire outlet auxiliary wheel. The wire outlet auxiliary wheel is in running fit with the wire outlet installation base. The wire outlet motor drives the wire outlet driving wheel to rotate. The upper wire outlet pipeline and the lower wire outlet pipeline are used for allowing printing materials to penetrate and are vertically and sequentially arranged on the wire outlet installation base. A wire conveying partition is arranged between the upper wire outlet pipeline and the lower wire outlet pipeline. The position of the wire conveying partition corresponds to the position of the wire conveying cavity. A swing arm is arranged on the wire outlet installation base. An adjustment bolt is arranged on the swing arm in the swinging direction. An adjustment nut limited to the end face of the other end, relative to the swing arm, of the wire outlet installation base and a limiting clamping ring limited to the end face of the other end, relative to the wire outlet installation base, of the swing arm are arranged on the adjustment bolt. Due to the adoption of the scheme, the 3D printer which is stable in printing material discharge is provided.

The invention discloses an auxiliary stent for puncture, and relates to the technical field of auxiliary stents for medical hemostatic balloons. Specifically, the auxiliary stent comprises a clampingplate, a fixed tube sheet and a hemostatic balloon, wherein a first threaded mouth is formed in the bottom of the clamping plate, a first threaded rod penetrates the interior of the first threaded mouth, and a fixing clamping plate is connected to the top of the first threaded rod; a second threaded mouth is formed in the top of the clamping plate, a second threaded rod penetrates the interior ofthe second threaded mouth, and a bearing is connected to the inner end of the second threaded rod; and the fixed tube sheet is fixed to the top of a connecting piece, and the hemostatic balloon is arranged inside the fixed tube sheet. According to the auxiliary stent for puncture, a lower pressing plate can be lifted vertically so as to adjust the distance between the lower pressing plate and thebottom of the inner wall of an arm placing tube, arms of different thickness and size can be clamped conveniently through the arrangement, an observation skylight is formed in the middle of the arm placing tube, the observation skylight can be used for observing the situation of the puncture site of the arms in real time, and meanwhile air circulation inside the arm placing tube can be maintainedconveniently.

The invention relates to the technical field of chemical grinding machines and discloses a three-roller grinder capable of adjusting the drum distance. The three-roller grinder comprises a drum body.A column body I is fixedly installed on the top of the side face of an inner cavity of the drum body. A supporting plate is fixedly installed on the bottom of an inner cavity of the column body I. A spring I is fixedly installed on the side face of the inner cavity of the column body I. One end of the spring I is movably connected with a column body II movably sleeved with the inner cavity of thecolumn body I. A rolling shaft is fixedly installed on the bottom of the column body II. The rolling shaft is movably connected with the upper surface of the supporting plate. According to the three-roller grinder capable of adjusting the drum distance, by means of cooperation among a supporting rod, the column body II and the rolling shaft, materials are ground according to different needs, whenthe distance between drums is adjusted, the distance between the drums does not need to be adjusted manually, resilience of the spring I is utilized, the drums move automatically, and then convenienceof the whole device is improved.

The invention discloses a clamping and feeding device for cable laying in cable trench. The device comprises a vehicle plate, supporting rods and a conveying mechanism. The supporting rods are symmetrically installed on the vehicle plate, supporting seats on the two sides are connected through a transverse rod, a notch is formed in the right side of the vehicle plate, and the upper portion of theconveying mechanism is installed on the lower portion of the vehicle plate through a support; the conveying mechanism comprises a shell and servo motors symmetrically arranged in the shell. Two sets of rollers are arranged on each of the two sides in the shell, one end of each roller on the front portion of the shell is connected with a synchronous belt wheel through a synchronous belt, the rollers on the two sides are connected through conveying belts, and a cable enters the transmission mechanism through a feeding port, is arranged between the conveying belts on the two sides, extends out ofthe shell through a discharging port and is arranged in a cable trench. When the clamping and feeding device is used, the feeding device is arranged on the upper portion of a cable trench, cables arelaid in the cable trench through the conveying mechanism, and the problems that in the prior art, the manual laying speed is low, labor intensity is high, and the laying process effect is poor, so that working efficiency is reduced are solved.

The invention relates to a turning type electrode group fabric atmosphere plasma treatment mechanism which comprises a case, a water cooling type discharge roller and at least one group of turning type ceramic electrode group, wherein the water cooling type discharge roller is arranged inside the case; the turning type ceramic electrode group is arranged at the periphery of the water cooling type discharge roller; a fabric is guided by guide rollers to pass through a fabric inlet, the water cooling type discharge roller and a fabric outlet in sequence; the turning type ceramic electrode group is connected with a cylinder; the turning type ceramic electrode group can be driven by the cylinder to press and hold the water cooling type discharge roller. The discharge roller and the electrode are adopted generate plasmas to treat the surface of a fabric, and waste and pollution caused in the water washing or chemical treatment process can be avoided; due to adoption of a rotary exhaust tube, ozone can be discharged out in time, and thus the plasma treatment effect is not affected; due to adoption of the cylinder, overall turnover of the turning type ceramic electrode group can be achieved, the fabric can be conveniently connected, the distance between the turning type ceramic electrode group and the water cooling type discharge roller can be conveniently adjusted, and the plasma generation position and the ejection direction as well as the ejection speed of plasma can be conveniently adjusted.

The invention discloses an underground comprehensive pipe gallery and an internal communication cable pipe supporting mechanism thereof. A mounting cross beam is welded to the edge end of the mountingwall plate; square slots are formed in the mounting cross beam at equal intervals; a connecting seat is connected with the square slots in the corresponding positions in an inserting manner through square inserting columns at the bottom ends of the connecting seat; a reinforcing support plate is fixedly mounted on one side, close to the square insertion column, of the bottom of the cable support;through mounting wall plates, fastening rivets, a mounting cross beam, the square inserting grooves, the limiting grooves, the connecting bases, the square inserting columns, the limiting blocks, acable support and a reinforcing supporting plate, when the pipe gallery support is mounted, the mounting cross beam can be fixedly connected with the inner wall of the pipe gallery through fixing connection between the mounting wall plates and the inner wall of the pipe gallery; and by means of the mode, the stability is high after installation, meanwhile, the installation mode of a traditional pre-buried welding method and an expansion bolt method is replaced, and the pipe gallery support is easier and more convenient to install.

The invention discloses a movable integrated table and chair. The movable integrated table and chair comprising a tabletop board, a chair and a bottom plate is characterized in that a table drawer ismounted at the bottom of the tabletop board; the table drawer and the chair are respectively mounted on the upper surfaces of a first sliding seat and a second sliding seat through table legs and chair legs installed at the bottom; the inner portions of the first sliding seat and the second sliding seat are internally installed with a first fastening screw and a second fastening screw; a guide rail is mounted on top of the bottom plate; footplates are rotatably mounted on the inner walls of the table legs through a rotating shaft; the first sliding seat and the second sliding seat are in sliding installation to the guide rail respectively through chutes opened at the bottoms thereof. The movable integrated table and chair has the advantages that with a massage matrix installed on a backrest of the chair, the massage matrix is capable of conducting effective massage on the back of a person when the person sits on the chair, thus improving the comfort of the person sitting on the chair;with the table and chair in integrated design and mounted on the guide rail, the distance between the table and the chair is easy to adjust and not easy to get lost.

The invention relates to a method for intercepting materials by using a roll shaft tool. The roll shaft tool is used, and comprises a handheld shell, an adjustable roller, a roller adjusting device, an adjustable tool rest and a tool rest adjusting device. The method for intercepting the materials includes the following steps that firstly, handholding is performed, wherein a handle is held in hand, and then the adjustable roller abuts against the to-be-intercepted materials; and secondly, adjusting is performed, wherein the distance is adjusted, an angle is adjusted, and the materials are taken. According to the method for intercepting the materials by using the roll shaft tool, handheld holding is facilitated, and it is only needed to hold the handle; the distance between a rolling sleeveand a blade can also be conveniently adjusted; and the inclination angle of the blade can be conveniently adjusted and locked.

A double-horizontal axle concrete-mixer comprises a material barrel, mixing shafts in the material barrel and mixing blades which are connected with the mixing shaft. The mixing shaft is connected with the revolving mechanism of speed reducer of main motor. Two mixing shafts are installed in parallel in the material barrel. The mixing blades on two mixing shafts have same installation form and opposite installation directions. The mixing blades are distributed with a spiral form along the axial directions of mixing shafts. The middle part of mixing shaft is connected with middle mixing blades. Two ends of mixing shafts are connected with end mixing blades. The blade surface of middle mixing blade has a sickle shape. The blade surface of end mixing blade has a kitchen knife shape. The end of knife handle is provided with screw thread. The knife handle traverses the radial preserved hole passage of mixing shaft. The screw thread at end of knife handle is connected with the nut. The double-horizontal axle concrete-mixer of the invention has advantages of stronger mixing capability, simpler structure of mixing shaft, and easy changing and regulation of mixing blade.

The invention discloses a plastic product cleaning device with good cleaning effect. The device comprises a cleaning cover, a quick locker, a cleaning box, a linear slide rail, an U-shaped slide block, an adjusting bolt, a guide hopper, an impurity treatment core, a discharge cover, a puller, support legs, an antiskid pad, a rotary extension adjustment clamping clip, a brushing cleaning water spraying nozzle structure and a plastic product internal adjustable brushing disc structure; the cleaning cover is buckled in an upper end inlet of the cleaning box through the quick locker; and a linearslide rail transverse bolt is mounted on the middle lower side in the cleaning box. Through arrangement of a hand ring, an extension adjusting rod, a fixed pipe and a movable base, the rotation is performed according to the cleaning operation demands, or the position of the movable base is randomly adjusted, so that the cleaning effect is guaranteed; and through arrangement of a joint base, a fixed base, a movable clamping base, a cylindrical spring, a pressing rod and an adjusting nut, plastic products with different sizes are clamped.

The invention discloses a dog surgery fixing device for a veterinarian and a using method thereof. The device comprises a bottom plate, wherein a plurality of first telescopic rods are fixedly connected to the top of the bottom plate; the number of the first telescopic rods is four; the four first telescopic rods are symmetrically arranged left and right and front and back with the top of the bottom plate as the center; the top ends of the four first telescopic rods are fixedly connected with an operating table; an opening is formed in the portion, close to the center, of the bottom of an inner cavity of the operating table; a first bearing is movably connected to the opening; an adjusting mechanism is arranged at the portion, close to the upper portion, of the center of the inner cavity of the operating table; a semi-wrapping frame is fixedly connected to the portion, close to the upper portion, of the left side of the operating table; a semi-wrapping storage frame is movably connected to an inner cavity of the semi-wrapping frame; and a pressing block is fixedly connected to the left side of the semi-wrapping storage frame. The device is reasonable in structural design, the height of the operating table is conveniently adjusted, the distance between a second top plate and a first top plate can be adjusted according to needs, and a dog surgery is conveniently carried out.

The invention discloses a pattern-combing traversing device of a warp knitting machine, which includes a bar holder, a covering plate with one end fixedly connected with the bar holder and the other end passing and clamping the wires of a baffling needle, a bar, a guide rail used for arranging the bar and a yarn guide needle arranged on the bar; the guide rails are longitudinally and fixedly arranged on the bar holder with certain space, the bar is a chamfered cylinder with at least one chamfered side along the axis, the guide rail is provided with a groove which matches with the chamfered cylinder in size and shape; the bar can be a chamfered cylinder with chamfered edge at two symmetrical sides along the axis, also a guiding groove for installing the yarn guide needle is arranged on the chamfered plane at both sides and mounting holes with certain space are arranged along the guiding groove. The invention can effectively overcome clamping stagnation and dead clamp when the bar makes transverse movement in the guide rail, and guarantee that the movement of the yarn guide needle is accurate; also the invention is simple in structure and convenient for installation and repair and can be generalized on the warp knitting machine.

The invention relates to a roll shaft tool for skin removing suitable for a burn department. The roll shaft tool for skin removing comprises a handheld shell, an adjustable roller, a roller adjustingdevice, an adjustable tool rest and a tool rest adjusting device. The roll shaft tool for skin removing suitable for the burn department is convenient to hold and grasp, wherein only a handle needs tobe held; moreover, the distance between a rolling sleeve and a blade can be conveniently adjusted; the inclination angle of the blade can be conveniently adjusted and locked.

The invention discloses a special film pasting device for a veneer, which is used for solving the problems of an existing film pasting device that the film pasting quality is poor and is not suitable for veneers with greatly-changed widths and thicknesses. The special film pasting device comprises a rack, wherein the rack is provided with a conveying roller composed of a plurality of rollers and the conveying roller is driven by a driving motor to rotate; the rack is provided with a film pasting mechanism; the film pasting mechanism comprises a material winding roller wound with a thin film, a tension roller for dredging the thin film, an upper film pasting roller and a lower film pasting roller; the upper film pasting roller is arranged above the lower film pasting roller; a gap between the upper film pasting roller and the lower film pasting roller is matched with the thickness of the veneer; the upper film pasting roller is provided with an adjusting device for adjusting the distance between the upper film pasting roller and the lower film pasting roller. The adjusting device is arranged so that the distance between the upper film pasting roller and the lower film pasting roller can be conveniently adjusted so that the special film pasting device is conveniently suitable for pasting the films on the veneers with the different thicknesses and has the characteristics of simple and practical structure. The special film pasting device for the veneer is particularly suitable for pasting the films on the veneers with the greatly-changed widths and thicknesses.

The invention relates to a plastic suspended ceiling frame. The frame comprises a keel and a hanging frame both prepared from plastic through injection molding, wherein a keel chamber is formed in the keel; a hanging frame chamber is formed in the hanging frame; a locating hole is formed in the top of the keel; a locating bolt is arranged in and penetrates through the locating hole; guide grooves are symmetrically formed in the two sides of the keel; a guide link block is arranged on the guide grooves; a threaded hole is formed in the center of the guide link block; a screw rod is connected in the threaded hole in a revolving manner; a joint is arranged at the bottom of the screw rod; the joint is clamped with the hanging frame. According to the plastic suspended ceiling frame, plastic is used as the main processing raw material and is prepared into the plastic suspended ceiling frame through injection molding, so that on the one hand the production and usage costs of the product are reduced and on the other hand the ceiling frame can be prepared into different colors not liable to fade and can be matched with the colors of the ceiling, and the aesthetic property is improved after the suspended ceiling is mounted; besides, the hanging frame and the keel are connected through the screw rod, so that the space between the handing frame and the keel is convenient to adjust, the surface can be guaranteed to be smooth after the suspended ceiling is mounted, and the structure is compact.

The invention discloses an integrated circuit welding spot detection method, which comprises the following steps of: inserting a to-be-detected circuit board into a board inlet of a detection chamber in detection equipment, putting the circuit board on a board conveying mechanism, adjusting the position of the circuit board above a bottom plate by a conveying belt, driving the board conveying mechanism to circularly lift by two mounting chains through a first side plate and a second side plate, and driving the to-be-detected circuit board to ascend to the top by the board conveying mechanism. According to the invention, the arrangement of the board conveying mechanism can ensure that the circuit board can automatically and horizontally enter and exit from the detection chamber so as to achieve high automation degree, and the position of the circuit board on the bottom plate can be adjusted, so that manual adjustment is not needed; the detection equipment can cyclically and sequentially detect the circuit board, so that the detection efficiency is high; and the floor space occupied by the whole detection equipment is small, circuit boards of different sizes can be clamped through the limiting mechanism, the distance between the detection camera and the circuit board can be conveniently adjusted through the arrangement of an air cylinder installed on the detection mechanism, and the detection camera can conveniently shoot and detect welding spots on the circuit board.