41 results about "Hand Plate" patented technology

The utility model discloses an anti-collision structure for a hand plate model, and relates to the technical field of anti-collision structures. The buffering device comprises a buffering plate and further comprises a clamping part, a clamping part and a clamping part, and the clamping part is arranged on the buffering plate; the buffer part is arranged at the bottom of the buffer plate; the clamping part comprises a clamping assembly; the clamping assembly is mounted at the top of the buffer plate; the driving assembly is mounted on the clamping assembly; the clamping assembly comprises a first sliding rail fixedly connected to the top of the buffer plate, a sliding plate is slidably connected to the outer surface of the first sliding rail, two sliding grooves are formed in the top of the sliding plate, and a second sliding rail is fixedly connected to the front face of the buffer plate. According to the anti-collision device disclosed by the utility model, the clamping part is arranged, so that the problems that the hand plate model is difficult to effectively fix in a fixing mode, the hand plate model is easy to fall off due to infirm fixation once being collided, and the protection effect of the anti-collision device is further influenced are solved.

The utility model provides a plastic hand plate model spraying device, which relates to the technical field of hand plate processing, and comprises a spraying device main body, the spraying device main body consists of a magnet seat and a tray, the tray is placed above the magnet seat, the outer wall of one side of the magnet seat is in threaded connection with a quick connector, and the top end of the quick connector is connected with a spraying head; the iron sheet at the bottom of the tray is quickly attracted to the cylindrical magnet in the magnet base, single-hand second disassembly and second assembly are achieved, tedious operation of traditional bolt fixing is omitted, meanwhile, the rotating shaft is matched with the T-shaped second groove of the tray, stable transmission during rotation is guaranteed, the problem of slipping possibly caused by magnetic attraction connection is solved, and the service life of the tray is prolonged. The driving motor drives the magnet seat and the tray to synchronously rotate through the rotating shaft, so that all surfaces of the model are uniformly painted, the problem of uneven coating caused by manual overturning is avoided, in addition, the micro motor drives the nozzle to rotate, and precise spraying of a plane, a curved surface and a concave structure is needed.

The utility model provides a kind of 3D printing hand plate mould with cooling runner belongs to 3D printing mould field, including support base, work bench and hand plate mould ontology, work bench is set in the top of support base, the surface of support base is provided with anti-blocking component, the top of support base is provided with reciprocating component.The utility model, by the way of moving work bench of pressing down, will make movable rod push sealing gasket move in the inside of shell, make the lubricating oil in the inside of shell under the action of air pressure, by inner groove, connecting port and oil port be transported to the surface of hand plate mould, and complete oiling operation, simple and convenient to operate, and solve the problem that the existing hand plate mould in the process of using, need by staff manually oiling, leading to the problem of work efficiency decline, work bench is moved, will slide on the surface of slide rod, by setting slide rod ensure the stability of work bench in the process of moving.

The utility model relates to the technical field of medical instruments, and provides a microscopic hand plate which comprises a top plate, a clamping mechanism is installed on one face of the top plate, the clamping mechanism comprises a shell, a sliding block is arranged in the shell, at least one second limiting rod is arranged in the sliding block in a sleeved mode, the second limiting rod is fixedly connected with an inner cavity of the shell, and a clamping groove is formed in the shell. And an elastic piece is arranged at the bottom of the sliding block, a rotating block is arranged above the sliding block, the rotating block is sleeved with a connecting rod, and the connecting rod is rotationally connected with the shell. According to the utility model, the connecting rod is manually rotated to drive the rotating block to rotate, and downward force is applied to the sliding block, so that the sliding block can smoothly enter a mounting position; and after the connecting rod is loosened, the restoring force of the elastic piece pushes the sliding block to move upwards, so that the connecting piece is embedded into a corresponding structure in the mounting position, and final fixation is completed. The process does not need extra tools, the operation is simple and quick, and the convenience of mounting and dismounting is greatly improved.

The utility model discloses a connecting structure convenient for a screen to rotate, which belongs to the technical field of furniture and comprises a plurality of groups of vertical frames and a plurality of groups of transverse frames, every two groups of vertical frames and every two groups of transverse frames are combined into a square frame, a panel is arranged in each square frame, supporting legs are fixedly connected to the bottoms of the transverse frames, and moving wheels are arranged on two sides of the bottoms of the supporting legs. A plurality of connecting buckles are connected between the two sets of connecting pipes in a clamped mode, the two sets of connecting pipes are connected through the connecting buckles, due to the clamping design of the connecting buckles and the connecting pipes, the screen units can be easily rotated and detached, and the problem that in the prior art, connection is rigid is solved; a positioning groove is matched to ensure that the joint is high in impact resistance and not easy to loosen; and the short hand blocking plates and the long hand blocking plates are arranged in a staggered mode, the gaps are fully covered, clamping connection of the alignment grooves is combined, the hand clamping risk is remarkably reduced, and the user safety is improved.

The utility model provides an antioxidation aluminum alloy hand plate, relates to the hand plate technical field, including hand plate body and bracing frame, the lower surface of bracing frame is fixedly equipped with the bottom block, the surface of bracing frame is provided with the chute, the side face of hand plate body is fixedly connected with the slider, the inside of bracing frame is slidingly connected with the limit rod, the limit rod is fixed on the side face of hand plate body. Limiting blocks are fixedly installed on the surfaces of the limiting rods, the surfaces of the limiting rods are sleeved with tension springs, limiting holes are formed in the side faces of the sliding blocks, and non-slip mats are arranged on the lower surfaces of the bottom blocks. By overcoming the tension of the tension spring, the limiting rod is pulled out of the limiting hole, the hand plate body can be easily taken out along the sliding groove in a sliding mode, the whole mounting and dismounting process is easy, convenient and rapid to operate, the trouble that a large number of screws are needed for assembly in transmission is omitted, the whole dismounting and mounting can be completed without any tool, the working efficiency is improved, and the cost is reduced.

The application discloses a firebrick cooling frame which comprises a fixing frame and an upper cover body. The fixing frame comprises a pair of end plates, a plurality of bottom liquid cooling modules arranged in a linear array are fixed to the lower ends of the two end plates, and a plurality of pairs of side liquid cooling modules are arranged above the two sides of the bottom liquid cooling modules between the two end plates. The upper cover body is assembled to the upper end of the fixing frame and comprises an H-shaped hand plate, a plurality of top liquid cooling modules are arranged at the lower end of the H-shaped hand plate, a plurality of pairs of end liquid cooling modules are fixed to the lower ends of the top liquid cooling modules, and each firebrick is arranged between a bottom liquid cooling module, a top liquid cooling module, a pair of side liquid cooling modules and a pair of end liquid cooling modules when the firebrick is cooled. The firebrick cooling frame can fully cool six surfaces of a plurality of firebricks at the same time, and the cooling speed can be improved.

The utility model discloses a hand wheel of a non-light-load lever block, and relates to the technical field of lever blocks. Comprising a hand wheel and a long shaft, the long shaft is sequentially sleeved with a gear cover, a first machine shell, a hoisting chain wheel, a second machine shell, a first friction plate, a ratchet wheel, a second friction plate and a brake base from inside to outside, a pawl is fixed to the second machine shell and connected with the ratchet wheel in a clamped mode, and the center of the hand wheel is fixedly connected with the long shaft; a first friction plate and a second friction plate are fixedly attached to the two side faces of the ratchet wheel respectively, and the second friction plate is attached to the end face of the brake base. A spline is arranged on the circumferential wall of the long shaft in a protruding mode, a spline groove is formed in the inner circumferential wall of the brake base in a concave mode, and the spline is embedded into the spline groove to form clamping and fixed connection. According to the hand wheel of the non-light-load lever block with the structure, the problems that when a traditional lever block is in light load, a hand wheel idles, operation is not smooth, the structure is complex, and maintenance is inconvenient are solved.

The utility model provides hand plate model polishing equipment, which relates to the technical field of polishing equipment, and comprises a polishing table, the polishing table is arranged on a polishing production line, a side plate is arranged between pools of the polishing table and the polishing production line, a pool groove is arranged below the side plate, and a crank sliding block connecting rod mechanism is arranged on one side of the polishing table; the crank sliding block connecting rod mechanism comprises a crank, a connecting rod and a polishing support, the connecting rod is connected with the crank and the polishing support, the back face of the polishing support is connected to the side plate in a sliding mode, a polishing frame is installed at the other end of the polishing support, and polishing abrasive paper is installed on the periphery of the polishing frame. According to the design of the small hand plate model, a producer only needs to hold the hand plate model by hand and abut against polishing abrasive paper for operation, the small hand plate model can be held by two hands, the angle is convenient to change, the problem that most polishing equipment is poor in adaptability to the small hand plate model is solved, and the polishing requirement of the small hand plate model can be met.

The invention relates to the field of manipulators, in particular to a multi-joint precise dexterous hand which comprises a left hand plate, a thumb unit, an index finger unit, a middle finger unit, a ring finger unit and a little finger unit are sequentially and rotationally arranged on the left hand plate, and each of the index finger unit, the middle finger unit, the ring finger unit and the little finger unit is composed of a long plate, a proximal phalanx, a middle phalanx and a fingertip. A double-output-shaft motor is adopted to drive a plurality of tendon ropes, actions of more than 15 joints can be achieved only through six motors, the complexity and cost of the system are remarkably reduced, a reasonably-designed tendon rope guide structure is achieved through a first guide rod and a second guide rod, and flexible switching between fingertip pinching and wrapping grabbing is achieved in cooperation with radius configuration of an underactuated pulley. The second motor drives the rotating shaft to drive the metacarpal bone plate to rotate, multi-angle finger aligning actions of the thumb unit are achieved, the grabbing type diversity is improved, all the finger units are independently detachable, tendon ropes are rapidly installed and replaced through wire binding holes and wire pulling grooves, and the maintainability of the system is improved.

The utility model discloses an auxiliary device convenient for blood drawing, which relates to the technical field of medical instruments and comprises a box body and a fitting groove arranged in the middle of the upper surface of the box body, the inner surface of the fitting groove is rotatably connected with a hand supporting plate, and the left side of the upper surface of the box body is provided with a functional groove. A storage groove is formed in the right side of the upper surface of the box body, a rotating seat is rotationally connected to the rear side of the inner surface of the functional groove, and a deformable rod is fixedly connected to the outer surface of the rotating seat. Compared with an existing common auxiliary device facilitating blood drawing, when the auxiliary device facilitating blood drawing is used for assisting blood drawing, the elbow of a person receiving blood drawing can be placed on the hand supporting plate and the attaching groove, the arm of the person receiving blood drawing can be conveniently placed at a proper position, the blood vessel developing lamp can irradiate the blood drawing part, and the blood drawing effect is improved. And the locking mechanism can achieve better fixing and storage effects, and the auxiliary blood drawing device is convenient to transfer, store and unfold for use.

The utility model relates to a novel pre-clamping fixator which comprises a clamp body, a movable part, a locking bolt, a spring and an ejector rod. A connecting groove is formed in the lower end of the clamp body, the two mounting holes are formed in the connecting groove, and the springs and the ejector rods are mounted in the mounting holes; a connector is arranged at one end of the movable part, two clamping grooves matched with the ejector rods are formed in the side face of the connector, the connector is clamped in the connecting groove, and the ejector rods abut against the clamping grooves; a threaded hole is formed in the middle of the clamp body, the locking bolt is connected to the threaded hole in a threaded mode, an accessory installation groove is formed in the front face of the clamp body, and the accessory installation groove is perpendicular to the length direction of the clamp body. The clamp has the advantages that the technical problems that an existing clamp can only be sleeved from the heads of a leg plate, a hand plate and the like, and use scenes are limited are solved; the technical problem that an opening of an existing clamp is fixed in size and prone to slipping off from a leg plate, a hand plate and the like is solved.

The application relates to the technical field of robot bionic actuators, and relates to an underactuated manipulator which comprises a hand plate structure, a flexion and extension joint device, a thumb device and a finger device; the flexion and extension joint device comprises a joint mechanism and a flexion and extension mechanism, the number of the flexion and extension joint devices is multiple groups, and the multiple groups of flexion and extension joint devices comprise a thumb mechanism and a finger mechanism; the thumb device comprises a rotating mechanism and a thumb mechanism, the rotating mechanism is used for driving the thumb mechanism to rotate relative to the hand plate structure; and the finger device comprises a side swing mechanism and multiple groups of finger mechanisms, the side swing mechanism is used for driving the multiple groups of finger mechanisms to rotate towards the direction of approaching or moving away from each other. In the underactuated manipulator of the embodiment, the flexion and extension movements of the fingers and the thumb are realized through the multiple groups of flexion and extension joint devices, the thumb mechanism is driven to rotate relative to the hand plate structure through the rotating mechanism, and the multiple groups of finger mechanisms are driven to swing laterally through the side swing mechanism, so that the gripping performance of the manipulator is effectively improved, and the structure is simple.

The utility model provides a hand plate model fixing device, which relates to the technical field of hand plate model processing and comprises a processing table, the structure of the processing table is divided into an upper layer and a lower layer, first cylinders are arranged on two sides of the top end of the upper layer of the processing table along the length direction, and the output ends of the first cylinders face the interior of the processing table and are provided with adjusting plates; a plurality of inserting grooves are formed in the top ends of the corresponding faces of the two adjusting plates at equal intervals in the length direction, the inserting grooves are vertically formed, sealing plates or partition plates are inserted into the inserting grooves, and the partition plates are inserted into the corresponding inserting grooves of the two adjusting plates; the adjusting plate is driven by the first air cylinder to move and is matched with the inserting sealing plate or the inserting partition plate in the inserting groove, so that the silica gel mold copying requirements of hand models of different sizes (inserting of the inserting partition plate position is carried out according to different requirements) are met, the problem that the size of an existing vertical plate is inconvenient to adjust is solved, and the production efficiency and the model precision are improved.

The utility model discloses a kind of drying device for facilitating hand plate model spraying, it is related to hand plate model technical field.The utility model includes cabinet, and further include: anti-falling part, the anti-falling part is set to several, several The anti-falling part is all set in cabinet;Mobile part, the mobile part is located in cabinet;The anti-falling part includes opening and closing component, and the opening and closing component is set in cabinet;And blocking component, the blocking component is provided with three, three The blocking component is all located in cabinet;The opening and closing component includes the support rod being set in cabinet, and the top of the support rod is fixedly connected with lifting platform.The utility model is set to anti-falling part, solved the drying device in the use process of existing, it is inconvenient to limit the hand plate model that has been sprayed on lifting platform, leading to hand plate model when moving, it will fall from lifting platform, leading to hand plate model is damaged, to cause the problem of economic loss.

The utility model discloses a positioning mechanism for machining a hand plate model, and relates to the technical field of hand plate model machining equipment. The device comprises a bottom plate, and further comprises a supporting part which is mounted at the top of the bottom plate; the locking part is arranged on the bottom plate; the positioning part is arranged above the bottom plate; the locking part comprises a buckle assembly, and the buckle assembly is installed on the bottom plate. The elastic assembly is arranged on the bottom plate; the buckle assembly comprises a fixing block arranged above the bottom plate, and a cylindrical groove is formed in the fixing block. According to the positioning mechanism, the locking part is arranged, so that the problems that when an existing positioning mechanism is used, the positioning mechanism is inconvenient to lock, the positioning mechanism is accidentally loosened due to machining force and vibration generated during machining when a hand plate model is machined, the stability of the machining process is influenced, and a reliable fixing foundation is difficult to provide for machining operation are solved.

The utility model relates to the technical field of building boards, in particular to a detachable ceiling accessory of a handwork board for a clean room, which comprises a section bar shaped like a Chinese character'zhong ', and the section bar shaped like the Chinese character'zhong' comprises a first section bar and a second section bar, each of the first profile and the second profile comprises a lower supporting plate, a U-shaped plate and an upper supporting plate which are sequentially arranged from bottom to top and integrally formed, the two lower supporting plates are attached to each other, the two U-shaped plates are in butt joint to form a square frame, and a gap is formed between the two upper supporting plates to form a vertical insertion space; the lower half part of a top plate is inserted into the insertion space, and the upper end of the top plate is provided with a folded edge; the top plate and the two upper supporting plates are detachably fixed through bolts. The middle of the upper supporting plate is provided with an inserting opening penetrating through the upper supporting plate in the thickness direction, and a transversely-arranged limiting plate is inserted into the inserting opening and is perpendicular to the upper supporting plate and the lower supporting plate.

The utility model relates to the technical field of hand supporting plates, and provides a portable arteriovenous puncture hand supporting plate which comprises a base, a lifting module and a hand supporting plate body, the base is used for being adjacent to a bed, the lifting module is arranged on the base, the hand supporting plate body is arranged on the lifting module, and the hand supporting plate body is driven by the lifting module to move towards or away from the base. The hand supporting plate is used for supporting the upper limbs and has the length direction arranged in the bed head and bed tail direction of the bed. The hand supporting plate is arranged on the base through the lifting module, the hand supporting plate can be used without being fixed to an operating bed through fixing devices such as a rail lock, the height of the hand supporting plate is adjusted through the lifting module, the hand supporting plate can be matched with operating beds of different heights to be used, the hand supporting plate can be independently used without being matched with the operating bed in the using process, and flexibility is high.

A system comprising an arm board and a restraining device for positioning and restraining a patient's arm during a medical or surgical procedure is disclosed. The arm board includes rotation joint such as a hirth joint to which a clamp is attached. The clamp allows the arm board to be clamped to a patient support apparatus such as a table or chair, while the hirth joint allows an angle between the arm board and the patient support apparatus to be set. The restraining device includes an adjustable hand plate to affix the hand and / or fingers of the affected arm. The restraining device is clamped to the arm board, and is adjustable in several different manners to allow the arm to be restrained and tensioned as necessary for the procedure being performed.

The invention relates to the technical field of automobile electronic manufacturing, in particular to an intelligent brake controller PCBA board full-process automatic testing and surface coating integrated line which comprises an automatic testing unit and an automatic surface coating unit. A first product positioning jig matched with the automatic testing unit and a second product positioning jig matched with the automatic surface coating unit (20) are arranged; the automatic testing unit is in butt joint with a first line switching unit, and the automatic surface coating unit is in butt joint with a second line switching unit. By integrating the automatic testing unit, the automatic surface coating unit and the double-rotating-line unit, the problem that all links depend on manual connection in the prior art is solved, the production efficiency is remarkably improved, and the large-scale mass production requirement is met; by means of collaborative design of a manipulator feeding mechanism, a manipulator rotating plate mechanism and a jig return line, secondary defects such as product collision and positioning deviation caused by manual transfer are avoided, and a double checking mechanism of multi-round AOI detection and manual confirmation is matched.

The utility model discloses a combined type construction engineering climbing frame relates to climbing frame technical field, including: first support pillar, scaffold board, second support pillar and climbing frame protective net, first support pillar outside is equipped with scaffold board through bolt, scaffold board outside is far away from first support pillar through bolt is equipped with second support pillar, climbing frame protective net is equipped with second support pillar outside through bolt, climbing frame protective net is equipped with second support pillar outside through bolt, climbing frame protective net is equipped with second support pillar outside through bolt, climbing frame protective net is equipped with second support pillar outside through bolt. A climbing frame protection net is arranged on the outer sides of the two second supporting columns. According to the combined climbing frame for the construction engineering, a first connecting block on a climbing frame protection net can firstly penetrate through a fixing block, then an inserting block is pushed in the direction close to the first connecting block, when the inserting block moves, a limiting block can be driven to move, and when the inserting block moves, the inclined face of a clamping block can be extruded through a clamping groove, so that the clamping block is clamped in the clamping groove, and the clamping block is clamped in the clamping groove; when two adjacent groups of climbing frame protective nets are mounted, the two adjacent groups of climbing frame protective nets can be connected and fixed through the two groups of positioning blocks, so that the stability of connection between the adjacent climbing frame protective nets is improved.

The utility model provides a hand plate model manufacturing workbench, and relates to the technical field of workbench structures, the hand plate model manufacturing workbench comprises a workbench, the top end of the workbench is provided with a manufacturing space, a processing table top is arranged in the manufacturing space, a waste collecting groove is formed between the periphery of the processing table top and the workbench, and one end of the waste collecting groove in the shorter direction is provided with a discharging groove; an air draft frame is arranged on the side, close to the center and the length direction, of the machining table top. A rotating table is arranged in the middle of the top end of the processing table surface close to the air draft frame; clamping plates are arranged on the two sides of the rotating table; the exhaust frame is arranged at the top end of the workbench and connected to the exhaust fan at the bottom, so that poisonous gas and harmful particles generated in the manufacturing process of the hand plate model can be effectively exhausted, potential threats to the health of workers are remarkably reduced, and the safety of the working environment is improved.

The utility model discloses a visual hand fixing device, and belongs to the technical field of hand treatment instruments. The top of the fixing plate is provided with a hand supporting plate; the first finger plate is rotationally mounted on the periphery of one end of the hand supporting plate; a first angle limiting piece; the second finger plate is rotationally mounted at one end, far away from the hand supporting plate, of the first finger plate; the third fingerboard is rotationally mounted at one end, far away from the first fingerboard, of the second fingerboard; a second angle limiting piece; and a limiting belt. The fingers are limited on the first finger plate, the second finger plate and / or the third finger plate through the limiting belts, so that the fingers can form required specific body positions and postures accordingly, various different surgical treatment requirements are met, the safety and accuracy of treatment are guaranteed, the experience feeling of a patient is improved, the hand B-ultrasonic visual guide standard body position is achieved, and the operation cost is reduced. And the device can assist the operation process of the hand, facilitates the operation, and improves the operation efficiency and success rate.

The utility model provides a splicable hand plate model, which comprises a hand plate model main body, the outer side of the hand plate model main body is provided with a first plug-in mechanism and a second plug-in mechanism, the first plug-in mechanism comprises a first plug-in groove and a first plug-in plate, and the second plug-in mechanism comprises a second plug-in groove and a second plug-in plate. And the first inserting groove and the first inserting plate are symmetrically arranged on the outer walls of the right end and the left end of the hand plate model main body respectively. Through the first inserting groove and the first inserting plate which are symmetrically arranged and the second inserting plate and the second inserting groove which are symmetrically arranged, splicing of the hand plate model main body is facilitated, the situation of breakage is not likely to happen, and therefore the stability of the hand plate model is improved; limiting rods can extrude clamping rods under the elastic force of first springs, first inserting grooves and first inserting plates can be conveniently fixed through the clamping rods and limiting grooves, meanwhile, second inserting grooves and second inserting plates can be conveniently fixed through the top ends of the limiting rods, the hand plate model body can be conveniently and rapidly supported, and practicability is high.

The utility model provides a high-strength plastic hand plate, which relates to the technical field of hand plates and comprises a guide rail body and an upper cover, two positioning blocks are fixedly connected to the bottom of the upper cover, a lower cover is movably sleeved between the outer surface walls of the two positioning blocks, and two positioning grooves are formed in the top of the lower cover. The outer surface walls of the two positioning blocks are movably inserted into the two positioning grooves, and four clamping blocks are fixedly connected to the bottom of the upper cover. According to the utility model, under the interaction of all the components of the device, the function of quickly disassembling and assembling the upper cover and the lower cover is practically achieved, so that the product is more efficient and convenient in installation, debugging, performance detection and other operations, the defects of complexity and time consumption in the traditional screw fixing operation process are effectively avoided, and the working efficiency is greatly improved; in the fixing process, the upper cover and the lower cover can form a stable mortise and tenon joint structure, and firmness and stability of connection of the upper cover and the lower cover are powerfully guaranteed.

The utility model discloses a reciprocating hand plate punching machine, which belongs to the technical field of hand plate punching machines and comprises a base, a support column is fixedly connected to the top of the base, a pair of guide rails is fixedly connected to one side of the support column, and a workbench is slidably connected to each guide rail. By arranging the guide rail, the transmission assembly and the lifting assembly, adjustment of the height of the workbench is achieved, the transmission assembly drives the lifting assembly to work, the lifting assembly drives the workbench to slide and ascend and descend on the guide rail, different dies and materials are flexibly adapted, and it is avoided that an operator smoothly rotates a hand disc due to adjustment of the height of the punching machine body; by arranging the fixing assemblies, the fixing grooves and the positioning columns, rapid positioning and mounting of the mold can be achieved, the positioning columns at the bottom of the mold are inserted into the corresponding positioning holes in the top of the workbench, the fixing assemblies are inserted into the fixing grooves in the corresponding sides of the mold to fix the mold, the mold replacement time is greatly shortened, the shutdown duration is shortened, and the production efficiency is improved.

The utility model discloses a spraying device for a hand plate model, and relates to the technical field of hand plate model processing. The clamping device comprises a base, a rotating mechanism and a clamping mechanism are arranged on the base, the rotating mechanism comprises a rectangular cover fixedly connected to the top of the base, a rotating shaft penetrates through the middle axis of the base and is rotationally connected with the base, and a motor is fixedly connected to the bottom of the base. The clamping mechanism comprises a rectangular box arranged at the top of the base, fixing rods are rotationally connected to the inner wall of the left side and the inner wall of the right side of the rectangular box correspondingly, and two hinge rods are hinged to the two fixing rods correspondingly. According to the spraying device for the hand plate model, the clamping mechanism is arranged, so that the problems that in the using process of an existing spraying device for the hand plate model, the position of the hand plate model is prone to shifting, the spraying uniformity of the hand plate model is affected, the spraying efficiency of the hand plate model is reduced, and the machining efficiency of the hand plate model is affected are solved.

The utility model relates to the technical field of wire coils, in particular to a wire take-up and pay-off device convenient to carry, which comprises a mandrel, discs are fixedly connected to the upper end and the lower end of the mandrel, an adjusting groove is formed in the center of each disc, a fixing plate is fixedly connected in each adjusting groove, a round hole is formed in the center of each fixing plate, and the adjusting grooves are communicated with the round holes. And handle plates are arranged on the left side and the right side of the fixing plate. The handle has the advantages that when the device needs to be carried, the two handle plates on the two sides of the fixing plate are turned upwards by 90 degrees, the first soft plate can conveniently rotate the handle plates, the two handle plates are combined into a complete handle, the device can be carried by holding the handle by hand, and therefore the purpose of conveniently carrying the device is achieved; the wire hanging plate can be bent by pressing the wire hanging plate, one end of a thread-shaped object penetrates through the wire hole in the wire hanging plate to complete installation, and the thread-shaped object can penetrate through the inclined wire hanging plate and the wire hole more conveniently.