497results about How to "Adjustable width" patented technology

The cold rolling bending forming device comprises a bending assembly, an extruding assembly, a cutting assembly and a conveying assembly, and the bending assembly comprises a base, a first support, a second support, a third stepping motor, a lead screw, a first sliding block, a third support, a first shell, a first hydraulic rod, a second lead screw, a second stepping motor and a pressing base. The cutting assembly comprises a second shell, a fourth stepping motor, a third lead screw, a first roller, a second sliding rail, a second direct current motor, a second hydraulic rod and a cutter. The conveying assembly comprises a first lead screw, a first stepping motor, a first sliding rail, a second roller and a fourth support. The width of the bending assembly can be adjusted through the third stepping motor and the lead screw, steel plates of various sizes can be machined, and automatic production is achieved.

The utility model discloses a steel slitting and rolling device convenient to replace and maintain, which relates to the technical field of steel production and processing and comprises a fixing mechanism, a conveying mechanism for slitting is fixedly arranged at the upper end of the fixing mechanism, and one end of the conveying mechanism is in threaded connection with a slitting adjusting mechanism for adjusting the slitting position. The steel slitting and rolling device solves the problems that a slitting roller of an existing steel slitting and rolling device is not easy to detach, and the rolling width cannot be adjusted, the rotating rod and the rotating roller are movably sleeved through the sleeving block, the rotating rod and the rotating roller can be detached, cutters and the like can be replaced, the conveying mechanism and the slitting adjusting mechanism are arranged in a matched mode, and the rolling width can be adjusted. The two sets of rolling knife protection sleeves can synchronously move towards the two ends to adjust the cutting width, the steel can be cut twice at a time, the steel is cut and rolled into three sections, the width can be adjusted, and the device is suitable for rolling steel of different widths and high in practicability.

The invention discloses an intelligent identifying and positioning device for ground lineation and a control method thereof, and relates to the technical field of intelligent equipment.The intelligent identifying and positioning device comprises a mounting base, a controller, a first support and a fixing seat, connecting blocks are welded to the two ends of the mounting base, and a driving motor is mounted on one side of one connecting block through a screw; according to the device, the recognition camera is used for capturing ground lineation images, the ground lineation images are converted into digital signals containing position and angle information, the signal receiving unit in the controller receives the signals, preprocessing and feature extraction are carried out through the image processing unit, and the recognition camera is used for recognizing the ground lineation images and converting the ground lineation images into the digital signals containing the position and angle information. The accurate position and angle of lineation are accurately determined; the control logic unit calculates the required adjustment amount according to the extracted feature information, and outputs a control signal to the executing mechanism through the driving control unit, so that accurate adjustment of the scribing equipment is realized; the closed-loop control mechanism ensures high precision and high efficiency of scribing.

The invention relates to the technical field of semiconductor packaging testing, and discloses a semiconductor packaging testing equipment track width rapid adjusting mechanism which comprises a fixing support, supporting legs fixedly installed at the bottom of the fixing support, a top plate fixedly installed at the top of the fixing support and a stabilizing plate fixedly installed on the inner wall of the fixing support. The machining device comprises a fixing support and a machining assembly arranged at the top position of the fixing support, the machining assembly comprises an adjusting mechanism installed at the top position of the fixing support, a protection mechanism is installed at the top position of the fixing support and connected with the adjusting mechanism, and an auxiliary mechanism is installed at the top position of the fixing support. The invention solves the problems that the width adjustment of the track of the existing equipment is often complicated, a large amount of time needs to be consumed, an adjusting mechanism possibly relates to a plurality of complicated manual operation steps, errors are easy to occur, and the test efficiency and accuracy are influenced.

The utility model provides a material winnowing device. The material winnowing device comprises a box body, an air suction pipe, a suction fan and a discharging pipeline, a feeding port is formed in the top of the box body, the right side of the box body extends out of the box body to form an air suction pipe opening with the caliber gradually reduced from left to right, the air suction pipe is communicated with the air suction pipe opening, the bottom wall of the box body is obliquely arranged downwards from the right side of the box body to the left side wall of the box body, and the tail end of the bottom wall is connected with a right pipe wall arranged downwards. A guide plate which is obliquely arranged towards the lower right side is formed on the lower section of the left side wall, and a left pipe wall which is arranged downwards is connected to the guide plate; the top end of the right pipe wall is higher than the top end of the left pipe wall, and the right pipe wall and the left pipe wall define a discharging pipeline. According to the material winnowing device, by arranging the suction fan, airflow enters the box body through the discharging guide pipe to conduct winnowing on the materials, light materials are discharged through the suction pipe, and therefore the sorting effect and the sorting efficiency are improved, and the efficient production requirement can be met.

The invention belongs to the technical field of paper shredders, and particularly relates to a portable paper shredder special for finance, which comprises a double-roller type driving mechanism, synchronous adjusting type cutting mechanisms, a mechanical door opening and closing mechanism and a toggle type spacing adjusting mechanism, and the synchronous adjusting type cutting mechanisms are arranged on the double-roller type driving mechanism in an array. Through the adjustable large wheel assembly and the adjustable small wheel assembly which can adjust the width, the width of paper slips generated through preliminary crushing can be adjusted according to different working condition requirements; an elastic wing plate capable of elastically deforming is used as a bottom plate for secondary cutting, and a first shearing circular ring and a sharp corner cutting part can slide relative to the elastic wing plate when the elastic wing plate is used as the bottom plate for cutting by utilizing different linear speeds caused by different diameters of an adjustable large wheel assembly and an adjustable small wheel assembly; therefore, the paper shearing effect is optimized.

The present invention discloses a packaging cardboard stacking device, which belongs to the field of automatic palletizing technology. It comprises: a lifting device is fixedly connected to the upper side of a crossbeam, a pair of sliding blocks are slidably installed on the lower side of the crossbeam, and a straightening assembly is fixed under the sliding block. Among them, the straightening assembly comprises: a base frame is fixedly connected to the lower side of the sliding block; the upper optical axis is horizontally arranged and fixedly connected to the base frame at both ends; the middle lead screw is horizontally arranged below the upper optical axis and rotatably connected to the base frame at both ends; the lower rotating shaft is horizontally arranged below the middle lead screw and rotatably connected to the base frame at both ends; a plurality of parallel sliding frames are slidably installed on the upper optical axis, the middle lead screw and the lower rotating shaft respectively; and a straightening belt driven by the lower rotating shaft is installed on the sliding frame. When the present invention is working, the straightening belt gradually rises while rotating, and can gradually straighten the cardboard, so that each cardboard is aligned, thereby improving the neatness and stability of the stacking, and avoiding quality problems such as creases, broken edges and damage caused by direct squeezing of the cardboard by traditional baffles.

The utility model discloses an edge cutting device for geomembrane production, which relates to the technical field of geomembrane production and comprises a bottom plate, a support frame is fixedly mounted in the middle of the top of the bottom plate, four connecting blocks are fixedly mounted on two sides of the support frame, one side of each connecting block is movably connected with a guide roller, and the other side of each connecting block is movably connected with a guide roller. An electric two-way sliding groove is fixedly formed in the top of the interior of the supporting frame, a center block is fixedly installed in the middle of the interior of the electric two-way sliding groove, a measuring scale is fixedly installed on one side of the electric two-way sliding groove, and telescopic columns are fixedly installed on the two sides of the top of the bottom plate. According to the edge cutting device for geomembrane production, tooth washing guiding can be conducted on a geomembrane through guide rollers on one sides of two connecting blocks, two moving blocks can be driven to move towards the two sides or the middle at the same time through operation of an electric two-way sliding groove, the cutting width can be adjusted accordingly, the width can be measured through a measuring ruler, and the cutting efficiency is improved. And therefore, the width can be conveniently adjusted.

The invention relates to a supporting assembly and a bag-shaped structure in the technical field of bath nursing, the supporting assembly is used for supporting a sheet-shaped shielding object so that the shielding object can be bent to form a containing space, and the supporting assembly comprises a first supporting assembly and a second supporting assembly; the first supporting assembly is designed to adjust the width of the bottom of the shelter, the second supporting assembly is designed to adjust the height of the top of the shelter, the shelter forms the containing space under common supporting of the first supporting assembly and the second supporting assembly, and the containing space is adjustable in overall width and height and can be suitable for baths of different body types; the shelter adjusted by the first supporting assembly and the second supporting assembly has a good integrating degree with a bather.

The utility model discloses a size-adjustable steel support hyperbolic truss splicing platform, and belongs to the technical field of steel structure installation. Comprising a prefabricated square steel pipe column, a box beam and an I-shaped steel beam embedded in the box beam. The I-shaped steel beam is detachably connected with the prefabricated square steel pipe column; the prefabricated square steel pipe column is provided with at least one pair of clamping devices with the adjustable height and the adjustable distance. A telescopic device is arranged on the I-shaped steel beam; through cooperation of the telescopic device and the clamping device, fixation of hyperbolic trusses of different sizes is achieved. By means of the whole device, the splicing requirements of trusses with various sizes and angles, especially hyperbolic trusses, can be met, and the application range is wide; aloft work is changed into ground work, deformation of components can be effectively prevented, operation is convenient, the splicing and welding quality is guaranteed, and meanwhile the requirement for safety measures in the construction process is lowered; and the structure is simple, disassembly and assembly are convenient and fast, and repeated use at different positions can be achieved.

The invention relates to coil spring production equipment which comprises a rack, a feeding device internally provided with a metal material strip, a deviation rectifying and oil scraping device, two sets of position-adjustable oil scraping pieces arranged in the deviation rectifying and oil scraping device, a tension adjusting device and a forming device, and the oil scraping pieces can automatically get close to and press the metal material strip along with movement of the metal material strip. And a traction device. By means of an oil scraping piece in the deviation rectifying and oil scraping device, when the metal strip is machined into a coil spring, the deviation rectifying and oil scraping device can adjust the metal strip in the moving direction, meanwhile, in the moving process of the metal strip, oil stains outside the metal strip are scraped through the oil scraping piece, and therefore the metal strip is machined into the coil spring. And meanwhile, the oil scraping piece can automatically detect the positive pressure on the metal material strip, so that when the positive pressure is not enough due to abrasion, the oil scraping piece can automatically deflect to enhance the positive pressure on the metal material strip, and therefore the oil scraping piece continuously keeps extruding the metal material strip, and the oil scraping effect is guaranteed.

The invention relates to a deviation rectifying device and method applied to amorphous strips and relates to the technical field of amorphous strip deviation rectifying, the deviation rectifying device comprises a workbench, an unwinding frame is arranged on one side of the top of the workbench, an unwinding roller is arranged on the top of the unwinding frame, and a winding frame is arranged on the side, away from the unwinding frame, of the workbench; a winding roller is arranged at the top of the winding frame, an adjusting mechanism is arranged between the unwinding frame and the winding frame, and the adjusting mechanism comprises a fixed frame, a movable connector, an adjusting frame, an electric telescopic rod and a guide roller shaft; the servo motor drives the two-way threaded rod to rotate, the two-way threaded rod rotates to drive the two moving blocks to rotate in the opposite directions, and the moving blocks move to drive the connecting rings to do synchronous translational motion so as to drive the adjusting cylinders on the two sides to do translational motion in the opposite directions; therefore, the overall width of the center roller and the adjusting cylinder is adjusted so as to conduct amorphous strips with different widths.

The invention discloses an adjustable centrifugal pump, and belongs to the technical field of centrifugal pumps, the adjustable centrifugal pump comprises a fixed base, a driving motor is fixedly mounted on one side of the top of the fixed base, and a main pump body is fixedly mounted on the other side of the top of the fixed base; a fixing assembly is rotationally connected into the main pump body, and an adjustable impeller is rotationally connected into the fixing assembly. One end of the fixing assembly is fixedly connected with a driving connecting assembly, and an impeller adjusting mechanism used for adjusting the structural state of the adjustable impeller is rotationally connected into the driving connecting assembly. The adjustable impeller is designed, so that the distance between the impeller disc and the fixed disc can be freely adjusted, the multiple main blades on one side of the fixed disc can slide on the impeller disc, the width of the multiple main blades in the working area on one side of the impeller disc is adjusted, and the fluid flow and lift are adjusted.

The invention discloses a box-type glutinous yam cultivation device with clamping grooves, and relates to the technical field of yam cultivation. By arranging the clamping groove assemblies and the fixing clamping grooves, the number of the directional growth plate units can be increased or decreased according to different varieties of Chinese yams, gaps between the directional growth plate units can be adjusted at the same time, and therefore the width of the directional growth groove can be changed, and the directional growth groove with the corresponding width is provided for planting of different varieties of waxy Chinese yams; in each directional growth plate unit, the longitudinal height of the directional growth plate can be increased through a heightening plate, the height requirement for growth of the glutinous Chinese yam is met, the height and width of the directional growth groove in the clamping groove assembly are adjusted, and the application range of the directional growth plate is widened; by arranging the root system growth expansion assembly, a space for growth of the waxy yam root system can be additionally arranged at the bottom of the cultivation box, the path for the waxy yam root system to obtain nutrients is increased, the growth speed of waxy yam can be increased, and the yield of yam planting is increased.

The utility model discloses a clothes rack for clothes production, and belongs to the technical field of clothes racks. Comprising two bases, supporting columns are arranged at the tops of the bases, mounting plates are arranged at the tops of the supporting columns, the bases, the supporting columns and the mounting plates are symmetrically arranged, an adjusting column is arranged between the two supporting columns, a telescopic hanging frame is arranged between the two mounting plates, and supporting legs are slidably arranged at the two ends of the bases through connecting rods; an adjusting assembly is arranged on the base; the height of the supporting columns can be conveniently adjusted through the adjusting assemblies so that clothes of different lengths can be hung, the width of the supporting legs can be adjusted through the matched connecting rod assemblies, supporting of the supporting legs is more stable, and after use, the supporting legs are not prone to falling off. The supporting height and the supporting legs are contracted to the minimum range through the adjusting assemblies, and the whole supporting device is contracted to the minimum size by being matched with the arranged adjusting columns, so that the supporting device is convenient to store, and the occupied space is reduced.

The invention discloses a cassava planter for both flat land and ridge surface, comprising: a frame; a planting device, which is installed at the bottom of the frame, the planting device comprises at least one planting mechanism, each planting mechanism comprises a fertilizing furrowing plow, a planting furrowing plow, a seed cutter and a soil covering device in sequence from front to back, the fertilizing furrowing plow and the planting furrowing plow are staggered front and back; the seed cutter is located above the planting furrowing plow; two ridge protection plates, the two ridge protection plates are symmetrically arranged on the left and right sides of the planting furrowing plow, and the top of each ridge protection plate is hinged to the frame in a way that it can be flipped left and right; and a fertilizing device, which is installed on the frame, and the outlet of the fertilizing device is installed on the rear side of the fertilizing furrowing plow. The cassava planter of the invention integrates fertilization, furrowing, seed cutting, planting and soil covering, can stagger cassava planting and fertilization, and improve the germination rate of cassava; the two ridge protection plates can adapt to ridge surface planting and flat land planting, and has strong practicality.

The utility model discloses an embedded block blank lifting appliance which comprises a lifting ring, a pin shaft assembly, upper pull arms, lower clamping arms and a tong head plate and further comprises a limiting rod assembly, the length of the limiting rod assembly can be adjusted, one end of the limiting rod assembly is rotationally connected to the outer wall of one upper pull arm through a pin shaft, and the other end of the limiting rod assembly is rotationally connected to the other end of the limiting rod assembly. And a limiting pin is arranged on the outer wall of the other opposite upper pulling arm, and the other end of the limiting rod assembly can be clamped to the limiting pin, so that a jaw between the two oppositely-arranged tong head plates is opened, and the opening degree is matched with the width of the head of the steel rail inlaid block. According to the embedded block blank lifting appliance, the width of the opening jaw can be adjusted, so that the embedded block blank lifting appliance is suitable for clamping embedded blocks with different width specifications.

The utility model discloses an envelope bag makes a bag with glue spraying mechanism, including glue spraying pipe, the bottom of glue spraying pipe is fixed with the spray head, the bottom of glue spraying pipe outside is wrapped with shelter casing, the bottom of shelter casing inboard rotates and is installed with two adjusting baffle, the adjusting baffle includes the limiting board, the bottom of limiting board is fixed with the guide plate, the below of guide plate is equipped with the collection frame, the collection frame is connected with shelter casing fixedly. The utility model's advantage lies in: through angle adjustment to two adjusting baffles of being located shelter casing bottom inboard, change the interval between two adjusting baffle bottom, thereby change the width of glue spraying of shelter casing bottom, realize the adjustment to glue spraying width, and this according to the glue spraying demand of different envelope bag adjusts the glue spraying head, avoids the glue overspraying and leads to the envelope bag to appear unexpectedly when bagging.

The invention discloses a positioning device and method for corrugated steel web installation, and the positioning device comprises an angle adjusting assembly, a width adjusting assembly, a spacing adjusting and fixing assembly, a corrugated steel web concave part fixing assembly, a corrugated steel web side face fixing assembly and a supporting plate. Two first hydraulic rods are fixedly connected to the upper side of the supporting plate, first connecting plates are hinged to the two sides of the upper ends of telescopic shafts of the two first hydraulic rods correspondingly, the other ends of the first connecting plates are hinged to the middle of second connecting plates, and the two sides of the supporting plate are hinged to one ends of the second connecting plates correspondingly. The ends of the two second connecting plates on the same side are fixedly connected with transverse plates correspondingly, and the width adjusting assembly comprises two pairs of second hydraulic rods. The positions of the first electromagnet, the second electromagnet and the third electromagnet can be adjusted according to corrugated steel webs of different specifications, the corrugated steel webs are magnetically adsorbed and fixed, and the mounting angle and width of the two corrugated steel webs can also be adjusted.

The invention belongs to the field of agricultural mechanical equipment, and particularly relates to a satellite flat ground operation unit and an operation control method.The satellite flat ground operation unit comprises a frame, first hinge arms are rotationally connected to the two sides of the middle section respectively, a first hinge frame is rotationally connected to each first hinge arm, and a lifting oil cylinder is connected into each first hinge frame; the lifting oil cylinder is connected with a first ball head connecting seat, the bottom of the first ball head connecting seat is connected to a rotating frame, the upper end of the rotating frame is fixedly connected with a connecting frame, the front end of the connecting frame is provided with a connector, the connector is connected to the front section of the frame through a second ball head connecting seat, and a rotating ring is rotationally arranged in the rotating frame; fixing supports are fixedly connected to the two sides of the rotating ring correspondingly, mounting rods are fixedly arranged on the two fixing supports, and a plurality of scraper assemblies are arranged on the mounting rods. The system can cooperate with a satellite sensor and a camera for automatic operation.

The utility model discloses an automatic gluing machine which comprises a rack and is characterized in that a product conveying device, a gluing device, a manipulator device and a discharging device are arranged on the rack, and the product conveying device comprises a mold for bearing products, a mold linear sliding rail and a mold driving structure. The moving path of the mold passes through a gluing area of the gluing device, a product on the mold is glued by the gluing device, the discharging device is arranged at the tail end of the product conveying device, and the mechanical arm device is connected with the product conveying device and the discharging device to transfer and stack the product. The product disclosed by the utility model adopts mold conveying, movable gluing and stacking discharging, so that gluing, stacking and collecting can be quickly completed, and the production efficiency is improved.

The utility model provides gluing equipment which comprises a glue outlet pipe used for being installed at a discharge port of a glue cylinder, a soft rubber sleeve is installed at one end of the glue outlet pipe and is flat, a first supporting lug and a second supporting lug which are symmetrically arranged are fixedly connected to the end, away from the glue outlet pipe, of the soft rubber sleeve, and the first supporting lug and the second supporting lug are fixedly connected to the glue outlet pipe. One side, facing the first support lug, of the second support lug is rotatably connected with a screw rod, the screw rod is arranged along the length direction of the glue outlet end of the soft rubber sleeve, and one end, far away from the second support lug, of the screw rod penetrates through the first support lug and is in threaded connection with the first support lug. The gluing device is suitable for gluing requirements of copper-clad plates with different widths.

The utility model discloses a portable edge protection device, relates to the technical field of building construction protection, and comprises two semi-circular bases, the outer surfaces of the two sides of the two semi-circular bases are movably connected with telescopic mechanisms in a penetrating manner, each telescopic mechanism comprises a supporting seat, and an extension pipe is movably connected in the supporting seat in a penetrating manner; an extension rod is movably connected in the extension pipe in a penetrating mode, a connecting seat is fixedly connected to the top end of the extension rod, buckles are arranged on one side of the outer surface of the supporting seat and one side of the outer surface of the extension pipe, first fixing grooves are formed in the outer surfaces of the two sides of the extension rod, and first limiting grooves are formed in the two sides of the inner walls of the two first fixing grooves. The height of the device can be adjusted through the telescopic mechanisms, the protection mechanism and the two telescopic mechanisms can be rapidly erected and installed, the installation and detachment speed of the device is improved, the construction efficiency is improved, the protection mechanism can be stretched upwards, downwards, leftwards and rightwards, adjustment can be conducted according to the requirements of a foundation pit, and practicability is high.

The utility model relates to the technical field of cutting devices, in particular to a cutting grinding tool which comprises a moving frame, a distance adjusting mechanism is arranged above the moving frame and comprises a double-shaft motor, the double-shaft motor is fixedly connected with the top of the inner wall of an n-shaped mounting frame through bolts, and a front output shaft and a rear output shaft of the double-shaft motor are coaxially connected with threaded rods respectively. The threaded rod is in threaded connection with an adjusting block, the top of the adjusting block is attached to the top of the inner wall of the n-shaped mounting frame, the bottom of the adjusting block is fixedly connected with an n-shaped moving frame through bolts, and the inner side surface of the inner wall of the n-shaped moving frame is fixedly connected with a cutting motor through bolts. According to the cutting grinding tool, the distance adjusting mechanism is arranged, so that the device can meet adjustment of all widths, and the height adjusting mechanism is arranged, so that the height of the device can be conveniently adjusted.

The present invention provides a welding device for an outdoor advertising machine bracket, belonging to the technical field of bracket welding. It comprises a welding table, mounting plates are arranged on both sides of the top of the welding table, each mounting plate is rotatably connected with a rotating shaft, a connecting plate is fixedly connected to one side of the rotating shaft, a second limiting hole is opened on one of the connecting plates, and a pair of clamping blocks are fixedly connected to one of the mounting plates. The present invention can effectively fix the steel pipe when welding the outdoor advertising machine bracket by setting a fixing component, and the steel pipe and the frame are limitedly fixed by using the fixing component. After the front welding is completed, the rotating component can be used to flip the fixing component, the frame and the steel pipe welded to a part of the frame. When the bracket is large in size, only one welding worker is needed to complete the flipping of the bracket, which reduces the difficulty of operation and improves work efficiency.

The utility model discloses a paper box page supporting machine. The paper box page opening machine comprises a workbench, a clamping and conveying mechanism is installed in the middle of the workbench, two lead screw adjusting mechanisms are installed at the two ends of the lower portion of the workbench respectively, a page pressing and folding mechanism is installed on the upper portion of the workbench, and the clamping and conveying mechanism comprises a conveying table and two clamping belts, each lead screw adjusting mechanism comprises an adjusting lead screw extending left and right and two movable supports, the folding pressing mechanism comprises a front folding block and a folding pressing plate, and the front folding block and the folding pressing plate are installed on a lifting beam side by side and located over the conveying table. According to the paper box page opening machine, a paper box can be clamped and conveyed, folds in all directions of the paper box are opened and pressed to a certain angle through the fold pressing mechanism, follow-up stable boxing work is facilitated, meanwhile, the clamping width and the height of the fold pressing mechanism can be adjusted according to needs, and the paper box page opening machine is convenient to use. Therefore, the carton folding device is suitable for folding of cartons of different specifications.

The utility model discloses a grassland vegetation quadrat collection device, and relates to the field of quadrat collection. A second stand column is arranged at the opposite position of the two first stand columns, a first round rod is arranged between the two first stand columns, a second round rod is arranged between the first stand columns and the second stand column, the two ends of the first round rod are open, and first sliding rods are connected to the openings in a sliding mode. The two ends of the second round rod are open, second sliding rods are slidably connected to the openings, a first adjusting mechanism is arranged between the first round rod and the first sliding rods, and a second adjusting mechanism is arranged between the second round rod and the second sliding rods. The first stand column and the second stand column are used for supporting; and a first adjusting mechanism is arranged between the first round rod and the first sliding rod, a second adjusting mechanism is arranged between the second round rod and the second sliding rod, and through the design, adjustment of the length and the width can be achieved, so that the application range is widened, and then the applicability is improved.

The utility model discloses an electroplating clamp which comprises a mounting base, an adjusting mechanism is arranged in the mounting base, the adjusting mechanism is in transmission connection with the mounting base, and the adjusting mechanism is connected with two clamping mechanisms; the clamping mechanism comprises a lower clamping plate, the bottom face of the lower clamping plate is connected with the top face of the adjusting mechanism, the top face of the lower clamping plate and the bottom face of the upper clamping plate are each provided with a plurality of first magnetic blocks and connected with a second magnetic block, and the second magnetic blocks are connected with a rubber plate. The rubber plate is in a plane or a cambered surface or a semicircle shape. The two side walls of the lower clamping plate are connected with connecting plates, and the upper ends of the connecting plates are connected with an upper clamping plate. Mounting holes are formed in the bottom surface of the upper clamping plate and the top surface of the lower clamping plate, mounting blocks are arranged in the mounting holes, and a spring is connected between the mounting blocks; the upper clamping plate is connected with a pressing plate. According to the utility model, the fitting degree with the workpiece can be effectively improved, adjustment is carried out according to the size of the workpiece, and the limitation is reduced.

The present invention discloses a cervical and lumbar meridian spray treatment instrument, comprising a bracket and a Chinese medicine liquid tank, the bracket is provided with a support device adapted to the physiological curvature of the human spine and a multi-channel pipe group arranged along the width direction of the support device, the support device comprises a support body and a cervical vertebra support assembly and a lumbar vertebra support assembly arranged on the support body, the support body, the cervical vertebra support assembly and the lumbar vertebra support assembly are all provided with a plurality of evenly distributed through holes, the through holes are connected to the outlet of the pipe group, and the pipe group is connected to the Chinese medicine liquid tank through a connecting piece. The cervical and lumbar meridian spray treatment instrument of the present invention adopts a spray method from bottom to top, and the spray treatment can be performed while lying down, which is highly comfortable.