155results about How to "Effective clamping and fixing" patented technology

The invention relates to the technical field of medical devices, and discloses a head fixing device for the neurosurgery department. The head fixing device comprises a bottom plate, a fixed barrel ismounted in the middle of the upper end of the bottom plate, a lead screw is mounted in the fixed barrel, a lifting disc connected to the middle of the lead screw through a threaded structure and lifting rods mounted at the two ends of the lifting disc; the lifting rods penetrate through limiting grooves arranged at the middles of the two ends of the fixed barrel and are connected with traction ropes; a fixed plate is arranged on the upper end of the fixed barrel, traction frames are installed at the two sides of the lower end of the fixed plate, a rotating shaft is arranged in the middle of the lower end of each traction frame, and a traction wheel is installed at the middle of each rotating shaft, guide grooves are formed in the upper end of the fixed plate, guide springs are installed atthe bottom ends in the guide grooves, guide columns are installed at the upper ends of the guide springs, the upper ends of the guide columns penetrate through a top plate arranged at the upper end of the fixed plate and are connected with a headrest, the two ends of the top plate are hinged with clamping frames through joint shafts, and side pillows are arranged on the inner sides of the clamping frames. According to the head fixing device, the effective clamping and fixing effect of the clamping frames on the head is achieved, and adaptive adjustment can be conducted according to the headsof different sizes.

The invention discloses a drilling device for processing a ball-milling iron casting. The drilling device comprises a machine body shell, a main support table, a drilling workbench, universal clampingassemblies, an auxiliary support assembly and a drilling assembly, the drilling assembly is mounted on one side of the upper end surface of the main support table, the drilling workbench is arrangedon one side, close to a drill, of the upper surface of the main support table, the universal clamping assemblies and the auxiliary support assembly are both used for balancing and fixing a to-be-processed ball-milling iron casting, the universal clamping assemblies and the auxiliary support assembly are fixed on the main support table through the drilling workbench, the two groups of universal clamping assemblies are provided, and the auxiliary support assembly is fixedly arranged between the two groups of universal clamping assemblies through bolts.

The invention relates to a novel logistics stacking box which comprises a box body. A first partition plate is embedded in the box body. The left side and the right side of the first partition plate are connected with the left wall and the right wall of the box body in a sliding manner respectively. A left bar-shaped locating hole and a right bar-shaped locating hole are formed in the upper portion of the left wall of the box body and the upper portion of the right wall of the box body respectively. A left locating bolt and a right locating bolt are arranged on the left side and the right side of the first partition plate respectively. A second partition plate and a third partition plate are embedded between the front wall of the box body and the first partition plate. At least one telescopic rod is connected between the second partition plate and the third partition plate, wherein the outer portion of the telescopic rod is sleeved with a spiral spring. An upper bar-shaped locating hole and a lower bar-shaped locating hole are formed in the upper portion and the lower portion of the front wall of the box body respectively. An upper locating bolt and a lower locating bolt are arranged on the second partition plate. By means of the structure, cargos placed in the novel logistics stacking box can be effectively clamped and fixed, and therefore the use performance of the stacking box and storage and transportation safety of the cargos are greatly ensured.

The invention relates to the technical field of logistics, and discloses a novel logistics tray. The novel logistics tray comprises a base plate, wherein a driving mechanism is fixedly arranged in the base plate. According to the novel logistics tray, through the arrangement of the base plate, a top plate, movable grooves, a sliding seat, a lower fixing plate, an upper fixing plate, a rolling shaft and other structures, goods are placed on the surface of a cross-shaped bearing plate, and a movable rod moves downwards under the gravity action of the goods; the movable rod moves to enable a threaded rod in the movable rod to drive a driving gear to rotate horizontally, and the driving gear drives a winding roller to rotate through a driven gear, so that a pull rope is wound on the surface of the winding roller; the pull rope drives the sliding seat to move inwards through a connecting plate while being wound, so that the rolling shaft is tightly attached to the outer side of the goods, the goods can be effectively clamped and fixed, and the possibility that the goods slide and fall in the transportation process is reduced; and meanwhile, a worker does not need to manually and actually fix the goods, so that the novel logistics tray is convenient to operate and use by the worker.

The invention discloses a steel coil transfer self-locking lifting appliance. The steel coil transfer self-locking lifting appliance comprises a mounting sliding plate, an adjusting sliding groove is formed in the mounting sliding plate, a sliding limiting plate is slidably connected into the adjusting sliding groove, a clamping limiting mechanism is arranged on the sliding limiting plate, a top limiting plate is welded to the top of the sliding limiting plate, a lifting mounting block is inserted into the upper surface of the top limiting plate, a lifting ring is fixedly connected to the top of the lifting mounting block, a lifting block is inserted into the top of the sliding limiting plate, a T-shaped slot is formed in the position, corresponding to the lifting block, of the top limiting plate, one end of the lifting block is inserted into the T-shaped slot, and the top of the lifting block is fixedly connected with the lower surface of the lifting mounting block; and a clamping groove is welded to the lower surface of the sliding limiting plate. According to the steel coil transfer self-locking lifting appliance, through cooperative arrangement of the adjusting sliding groove, the sliding limiting plate, the clamping limiting mechanism and a locking inserting groove, steel coils with different sizes and specifications can be effectively clamped and fixed in the using process, and the using range is greatly widened.

The invention relates to a novel logistics distribution box. The novel logistics distribution box comprises a box body and a box cover, wherein a sliding rod is arranged at the upper part in the box body; the sliding rod is vertical to the left side wall of the box body; the left end and the right end of the sliding rod are also respectively connected to the left side wall and the right side wall of the box body; a partition plate parallel to the left side wall of the box body is also arranged in the box body; a sliding hole is formed in the partition plate; the partition plate sleeves the sliding rod through the sliding hole and slides left and right along the sliding rod; a threaded through hole which is vertically extended is also formed in the partition plate right above the sliding rod; a locking bolt is also in threaded connection with the interior of the threaded through hole; a plurality of strip-shaped holes are also evenly distributed on the partition plate; a plurality of elastic pads are also respectively arranged on the left side and the right side of the partition plate. Through the adoption of the structure, the novel logistics distribution box is capable of effectively clamping and fixing different-sized objects placed in the box body, thereby effectively ensuring the safety of the objects and the box body.

The invention relates to the technical field of metallographic cutting, in particular to a clamping and positioning device for cutting a metallographic sample and a clamping and positioning method thereof. The clamping and positioning device comprises a support mechanism and a clamp mechanism, wherein the support mechanism comprises a support base, a support, a sliding sleeve, a sliding sleeve adjusting and locking assembly, a sliding block and a locking base, and the clamp mechanism comprises a supporting block, an upper clamping block, a lower clamping block, a jacking screw, two supportingguide rods and a plurality of pressing screws. When a metallographic cutting machine is used for cutting the special-shaped sample, the clamping and positioning device can effectively clamp and fix the special-shaped sample, the sample is firmly locked, thus loosening or falling in the cutting process is avoided, the sample cutting is precise without damaging equipment, the relative positions of the sample and the cutting knife can be conveniently and flexibly adjusted, and precise positioning is realized, so that the required sample part can be cut, the cutting requirement is met without frequently replacing a clamp, the labor intensity is reduced, the cutting efficiency is improved, and the equipment is effectively maintained.

The invention relates to an electric vehicle underground garage center conveying table assembly which comprises two rotating guide rails arranged in parallel. A lifting synchronous belt is installed on the rotating guide rails in a cycle mode. A conveying table driven by the lifting synchronous belt is arranged between the rotating guide rails. The conveying table comprises a transverse frame, a guide rail sliding base and a two-layer vehicle bearing device. The two ends of the transverse frame are provided with a guide rail sliding base running on the rotating guide rails in a guided mode. The two-layer vehicle bearing device is horizontally and perpendicularly installed on the transverse frame. An upper vehicle carrying frame, an upper vehicle trailing frame, a lower vehicle carrying frame and a lower vehicle trailing frame are installed on a two-layer guide rail frame of the two-layer vehicle bearing device, the upper vehicle trailing frame and the lower vehicle trailing frame are hung together or disengaged through a hook mechanism, the upper vehicle carrying frame and the lower vehicle carrying frame are hung together or disengaged through a hook mechanism, and the guide rail sliding base is fixedly connected with the lifting synchronous belt. The electric vehicle underground garage center conveying table assembly of the structure is applicable to storing vehicles such as electric vehicles with large weight, and has the advantages of being large in bearing weight, stable in structure, safe and reliable.

The invention discloses urine stem cell preparation equipment, and particularly relates to the field of stem cell preparation, the urine stem cell preparation equipment comprises a preparation workbench, two partition plates are arranged on the upper surface of the preparation workbench, a preparation mechanism is arranged between the two partition plates, two placement mechanisms are arranged onthe opposite sides of the two partition plates, and the number of the placement mechanisms is two. The preparation mechanism is arranged; a culture dish is placed in the culture barrel; a good preparation environment is provided for stem cell preparation by utilizing the leakproofness of the cavity; meanwhile, the culture dish can be conveniently taken out by pulling the limiting strips; the probability of artificial contact with the culture dish is reduced, the probability of contamination of the culture dish is further reduced, meanwhile, an inclination mechanism is arranged, a pressing threaded rod is rotated, a culture barrel is driven to incline according to the lever principle, a worker can conveniently transfer liquid to a culture medium, culture operation on urine stem cells is facilitated, and actual use is facilitated.

The invention discloses a 5G mobile phone support frame. The 5G mobile phone support frame structurally comprises a flat plate, the upper side of the flat plate is provided with a supporting installation device used for installing a 5G communication mobile phone. Balance supporting devices which are located on the upper side and the lower side of the flat plate and used for adjusting the supporting and installing device and supporting equipment are arranged on the lower side of the supporting installation device. The 5G mobile phone support frame adopts the supporting installation device and the balance supporting devices, so that the 5G mobile phone support frame can efficiently clamp and fix the 5G communication mobile phone to facilitate the use of personnel, and the 5G mobile phone support frame adopts a series of structures convenient to adjust and mount, so that the 5G mobile phone support frame has an efficient mounting and adjusting function, and the practicability of the 5G mobile phone support frame is improved.

The invention relates to the technical field of heat preservation pipe manufacturing, in particular to a polyurethane sprayed polyethylene wound heat preservation pipe manufacturing equipment and process. The polyurethane sprayed polyethylene wound heat preservation pipe manufacturing equipment includes supporting columns, supporting frames, intermittent rotation devices, clamping drive devices, limit rotation devices, a polyurethane spraying structure and a polyethylene spraying structure, the tops of the inner side surfaces of the supporting columns are rotatably connected with the supporting frames, the clamping drive devices are fixedly arranged on the outer sides of the other ends of the supporting frames, the limited rotation devices are fixedly arranged on two sides of the clampingdrive devices, the intermittent rotation devices are arranged on the other sides of the supporting columns on one side, a fixed frame is arranged on the rear sides of the supporting columns, and the polyurethane spraying structure and the polyethylene spraying structure are slidably arranged at the top end of the fixed frame. According to the polyurethane sprayed polyethylene wound heat preservation pipe manufacturing equipment and process, a heat preservation pipe to be processed can be better and effectively clamped and fixed by arranging the clamping drive devices and the limit rotation devices and can be better driven to rotate, so that a coating can be better sprayed on the surface of the heat preservation pipe.

The invention provides a clinical interventional therapy catheter fixing device for medical oncology, and relates to the technical field of medical auxiliary instruments. The clinical interventional therapy catheter fixing device for the medical oncology department comprises a fixing plate, wherein a fixing base is fixedly arranged in the middle of the upper end of the fixing plate, a limiting cylinder is fixedly arranged in the fixing base, four extrusion rings are fixedly connected to the upper end of the limiting cylinder, and extrusion soft cushions are fixedly arranged in the four extrusion rings; a bottom guide ring is fixedly connected to the lower end of the limiting cylinder, a protective soft cushion is fixedly arranged at the lower end of the fixing plate, and connecting rings are fixedly arranged on the two sides of the fixing plate. According to the clinical interventional therapy catheter fixing device for the medical oncology, a catheter can be effectively clamped and fixed, so that the device can be suitable for fixing catheters with different pipe diameters and is convenient to use. The situation that the position, where the catheter is implanted, of a patient is damaged due to shaking of an external catheter can be prevented, and the device can be suitable for patients with different body types and is excellent in adaptability.

The invention discloses a laser welding workstation for a turbine hardware. The laser welding workstation for the turbine hardware comprises a table body, a plastic uptake tray, a mounting frame, a feeding structure, a grabbing structure, a clamping structure, a welding structure and a dust removal structure, supporting legs are fixedly connected to the top of the table body, a fixing disc is fixedly connected to the ends, away from the table body, of the supporting legs, a first motor is fixedly connected to the bottom of the fixing disc, a rotating table is fixedly connected to one end of an output shaft of the first motor, placing grooves distributed at equal intervals are formed in the bottom of the plastic uptake tray, and hardware bodies are placed in the placing grooves. The laser welding workstation has the beneficial effects that the hardware bodies can be subjected to continuous full-automatic welding work through the workstation, so that the welded hardware bodies are uniform in weld joints and free of grooves, cracks and burrs, the welding efficiency of the hardware bodies is greatly improved, and the welding quality of the hardware bodies is also improved.

The invention discloses a woodworking planer. Two sets of support columns are respectively welded on both sides of the top of the support table, a work table is fixedly connected to the top of the support table, and a first knife slot is opened in the middle of the work table. Rollers are movably connected to the front and back of the lower part of both sides of the box body, a clamping device is fixedly connected to the top of the first slider, and a positioning device is fixedly connected to the front and back of both sides of the bottom of the box body. A plurality of through holes are evenly opened in the middle of the top of the support table, and an impurity removal device is fixedly connected to the middle of the top of the inner cavity of the box. In the present invention, the slot, the insertion rod, the first clamping block, the second clamping block, the pressure plate, the first spring, the roller, the threaded sleeve, the threaded rod, the supporting leg, the rubber gasket, the through hole, the miscellaneous groove, the miscellaneous guide Slots, sieves, centrifugal fans and collection boxes make this wood planer practical.

The invention relates to the technical field of computers, and discloses a quick-release computer hard disk shock absorption mounting structure. The quick-release computer hard disk shock absorption mounting structure includes a fixed bottom plate, limiting grooves are formed in two sides of the upper end of the fixed bottom plate; limiting blocks are slidably arranged in the limiting grooves; theupper ends of the two limiting blocks are respectively hinged with a first connecting rod and a second connecting rod which are crossed; the upper ends of the first connecting rod and the second connecting rod are hinged to two sides of the hard disk base; a plurality of damping springs are installed at the upper end in the hard disk base; a damping plate is mounted at the upper ends of the damping springs; a hard disk body is placed at the upper end of the damping plate. Fixing blocks are installed at the upper ends of the two sides of the hard disk base. Fixing shafts are arranged in the middles of the fixing blocks. Sleeves are rotatably connected to the outer sides of the fixing shafts. Rotating columns are installed at the upper ends of the sleeves. Clamping bases are installed at the upper ends of the rotating columns. The installation process is convenient and fast, the hard disk cannot be damaged, meanwhile, through the effects of the first connecting rod, the second connecting rod and the damping springs, the hard disk can bear a certain degree of impact after being installed, and the reliability of the whole quick-release computer hard disk shock absorption mounting structure is further improved.

The invention relates to a wire cable clamping and fixing device used for an X1K type container refrigerator car. The wire cable clamping and fixing device comprises a lower retaining ring, an upper retaining ring and a locking device, wherein the lower retaining ring is used for fixedly arranging the wire cable clamping and fixing device on a door shield of the X1K container car; the first end of the lower retaining ring is rotatably connected to the upper retaining ring; the locking device is arranged on the second end of the lower retaining ring; the upper retaining ring rotates relative to the lower retaining ring, thereby opening or closing the wire cable clamping and fixing device; a lower wire cable groove and an upper wire cable groove which are matched in shape are respectively formed in the middle parts of the lower retaining ring and the upper retaining ring and are used for clamping and fixing wire cables; and the locking device can lock the lower retaining ring and the upper retaining ring. The wire cable clamping and fixing device has the beneficial effects that the wire cables are effectively clamped and fixed by using the upper retaining ring and the lower retaining ring which can rotate relatively and are matched mutually, are ordered and regular, and are convenient to disassemble and manage, thereby avoiding the conditions of wire cable falling or damage and the like; and the wire cable clamping and fixing device can be widely applied to the clamping and fixation of lots of detachable wire cables needed in the container refrigerator car.