57results about How to "Guaranteed clamping force" patented technology

The present invention relates to an automatic light bulb assembly device, comprising: a light bulb conveying mechanism, which is used to convey light bulbs; a light bulb feeding mechanism, which clamps light bulbs from the light bulb conveying mechanism and assembles the light bulbs to a lamp holder; the light bulb feeding mechanism comprises an X-axis moving component, a Z-axis moving component, a rotating clamping component and a chuck, wherein the Z-axis moving component is connected to the X-axis moving component, the rotating clamping component is connected to the Z-axis moving component, and the chuck is connected to the rotating clamping component, wherein the chuck comprises two clamping jaws arranged opposite to each other, the clamping jaws are elastic blocks, and a reinforcing column is embedded in the clamping jaws. The automatic assembly of light bulbs to the lamp holder is realized, the degree of automation is high, time and labor are saved, it is beneficial to improve the assembly efficiency of vehicle lights, and reduce production costs, the clamping jaws of the chuck are elastic blocks, which effectively prevent the light bulbs from being damaged when clamping the light bulbs, and at the same time, a reinforcing column is embedded in the clamping jaws of the chuck, which effectively enhances the rigidity of the chuck, ensures the clamping force when the chuck clamps the light bulbs, and prevents the light bulbs from slipping off the chuck.

The utility model discloses a novel floating contact pin mechanism, which relates to the technical field of flat wire motor stator manufacturing for new energy automobiles and comprises a quick-change contact pin disc bottom plate, a quick-change contact pin disc positioning plate, a quick-change contact pin disc rotation driving part, a rotation power part and a quick-change contact pin disc. The floating contact pin mechanism provided by the utility model is used for copper wire head twisting in flat wire motor stator production, a plurality of clamping contact pins are synchronously driven to move by using the rotary disk, and each contact pin is compressed and floated by using the belleville spring to ensure that each contact pin can be tightly attached to a copper wire in each groove, so that the occurrence of virtual leaning is effectively prevented, and the production efficiency is improved. Clamping force is applied to the copper wires in the grooves to prevent the copper wires from moving in the axial direction of the iron core during head twisting, and the structure fixes the copper wires and the iron core to guarantee the clamping effect of all the copper wire grooves; and the use of the quick-change contact pin disc solves the problem of quick change of contact pin structures of multi-model flat wire motors on head turning equipment, can realize quick change of the contact pin structures of different products, realizes multiple purposes in one machine, and ensures the compatibility of multiple models.

The invention belongs to the technical field, and particularly relates to chip processing and screening equipment which comprises a protection component, a transportation device is arranged on the front portion of the protection component, the protection component comprises a protection shell, a guide sliding rail is arranged on the outer surface of the protection shell, and a collection box is arranged at the end, away from the protection shell, of the guide sliding rail. A transfer device is arranged at the axis of the inner wall of the protective shell, a burning device is arranged on the right side of the inner wall of the protective shell, the transfer device comprises a fixed bearing, and rotating twisting machines are evenly arranged in an inner cavity of the fixed bearing through clamping grooves. According to the device, automatic transfer, automatic burning detection and automatic classification work of the chips can be achieved, the chips qualified in burning test and the chips unqualified in burning test are transferred in a distinguished mode, then the test efficiency is remarkably improved, the labor cost is reduced, and due to the fact that the chips are transferred in a mechanical arm clamping mode, the accuracy and reliability of the test result can be ensured.

The utility model discloses an anti-extrusion injection molding lithium battery shell. The anti-extrusion injection molding lithium battery shell comprises a shell and a bottom plate, the bottom plate is mounted at the bottom of the shell so as to form a mounting space for mounting a battery cell together with the shell; a partition box is mounted in the mounting space of the shell in an embedded manner; partition plates are formed in the partition box. A plurality of convex ribs used for abutting against the battery cells inserted into the mounting space are correspondingly formed on two sides of the partition plate; the partition box is made of an aluminum alloy material; the bottom plate is made of an aluminum alloy material; the bottom plate is fixed to the bottom of the partition box through screws. The shell is made of plastic with flexible performance; the shell and the partition box are integrally formed through injection molding; slots for inserting the partition plates and the bottoms of the partition boxes are formed in the bottom plate; the side edge of the slot is provided with an abutting protrusion used for abutting against and limiting the battery cell. According to the anti-extrusion injection molding lithium battery shell disclosed by the utility model, the insulating property is ensured by adopting the shell made of plastics, and meanwhile, extremely strong anti-compression protection can be provided by utilizing the embedded partition box.

The utility model relates to the technical field of machine tool tools, in particular to a numerical control machine tool part rapid clamping device which comprises a workbench, a threaded groove is formed in the workbench, a clamping mechanism is arranged in the threaded groove, and clamping plates are arranged on the two sides of the top end of the workbench and located above the clamping mechanism. A fixed groove is formed in one side of the clamping plate, and a movable groove is formed in the top end of the interior of the fixed groove. According to the clamping device, machine tool parts can be effectively and rapidly clamped, the stability of the parts on the surface of the workbench is kept, under the arrangement of a threaded rod and a movable plate, the clamping force of a clamping plate can be effectively kept, the practicability is improved, meanwhile, replacement operation can be conveniently conducted on the mounting plate, and the parts can be conveniently and rapidly clamped according to different types of machine tool parts. And the matched mounting plate is replaced, so that the contact area between the mounting plate and the machine tool part is increased, the clamping stability is improved, and meanwhile, the overall applicability of the equipment is enhanced.

The utility model provides a tower body segment hanging type construction device which comprises a device body capable of being hooked at the top of a segment, the device body comprises a manned frame body with the top in an opening shape, two sleeve rods are symmetrically arranged at the top of the manned frame body, a telescopic frame is arranged in the two sleeve rods in a telescopic mode, and a hooking frame extending downwards is arranged at the front end of the telescopic frame. The device body is hooked to the top of the duct piece through a gap formed between the hooking frame and the manned frame body, anti-skid wheels are arranged at the bottoms of the sides, opposite to the manned frame body, of the hooking frame and the bottom of the telescopic frame, and a driving mechanism for controlling the telescopic frame to stretch out and draw back is further arranged on the back face of the manned frame body. The device body can be hooked at the top of the duct piece through the gap formed between the hooking frame and the manned frame body, so that a convenient construction platform is provided for constructors at the top of the duct piece, the constructors are prevented from working at high altitude through a sling rigging, and the construction safety and flexibility are effectively improved.

The utility model relates to the technical field of sealing structures, in particular to a sealing structure for preventing leakage of a curtain wall, which is arranged between two adjacent curtain wall plates and comprises a keel, weather-proof sealant and clamping plates, the weather-proof sealant is fixed between the two curtain wall plates, and the clamping plates are fixed at two ends of the weather-proof sealant. The two sides of the clamping plates extend to the surface of the curtain wall plate and abut against the curtain wall plate. The bottom of the clamping plate below the curtain wall plate is fixed with the keel; rubber strips are arranged between the clamping plates and the curtain wall plate and tightly abut against the curtain wall plate and the clamping plates, a drainage cavity is formed between the two rubber strips, the bottom of the bolt sequentially penetrates through the clamping plates at the top of the curtain wall plate, the weather-proof sealant, the clamping plates at the bottom of the curtain wall plate and the keel and then is in threaded connection with the nut, the top of the nut abuts against the keel, and a gasket abuts against the position between the nut and the keel. Rubber gaskets are connected between the gaskets and the keels in an abutting mode, rubber strips are fixed between the curtain wall plate and the clamping plates, so that gaps between the curtain wall plate and the clamping plates are reduced, and meanwhile drainage cavities are formed between the rubber strips.

The utility model relates to the technical field of auxiliary medical instruments, and discloses a foldable eyedrop dripping assist device which comprises a fixing box, a connecting assembly is arranged on the upper surface of the fixing box, and a clamping assembly is arranged in the fixing box. The connecting assembly comprises a hinge, a supporting cover is arranged on the side wall of the fixing box, one side of the hinge is fixedly connected to the side wall of the fixing box, the other side of the hinge is fixedly connected to the side wall of the supporting cover, a rubber pad is fixedly connected to the side wall of the supporting cover, a first neodymium iron boron magnet is fixedly connected into the supporting cover, and a second neodymium iron boron magnet is fixedly connected into the first neodymium iron boron magnet. A second neodymium iron boron magnet is fixedly connected into the fixing box, the clamping assembly comprises a rubber plate, and the rubber plate is arranged in the fixing box. According to the auxiliary device, the supporting cover is unfolded through rotation of the hinge, the first neodymium iron boron magnet and the second neodymium iron boron magnet attract to lock the position, the rubber pad is matched to make contact with eyelids to provide friction force, the problem that a traditional auxiliary device is inconvenient to store is solved, and the using stability of the auxiliary device is improved.

The utility model discloses a coiled material fixing assembly of an automatic coil cutting machine and the automatic coil cutting machine, and relates to the technical field of coil cutting equipment. The coiled material fixing assembly of the automatic roll cutting machine comprises a folding cylinder and a clamping piece, the folding cylinder is connected with a rotary driving assembly of the automatic roll cutting machine, the folding cylinder is in a circular groove shape, and the opening end of the folding cylinder is in butt joint with a rotary mandrel of the automatic roll cutting machine. The clamping piece comprises a piston, an elastic ring and a plurality of clamping jaws; the piston is arranged in an inner cavity of the folding cylinder, and an annular clamping groove is formed in the side wall of the piston in the circumferential direction. The multiple clamping jaws are arranged on the side wall of the opening end of the involution cylinder at intervals in the circumferential direction of the involution cylinder, the middles of the clamping jaws are rotationally connected with the side wall of the involution cylinder, inclined faces are arranged at the front ends of the clamping jaws, clamping bayonets used for fixing the coiled materials are formed between the front ends and the middles of the clamping jaws, and rolling wheels are rotationally connected to the inner sides of the rear ends of the clamping jaws, extend into an inner cavity of the involution cylinder and are arranged in the annular clamping grooves; and the elastic ring sleeves the outer wall of the folding cylinder and is fixedly connected to the outer side of the rear end of the clamping jaw. The long winding drum material slitting device can fix a long winding drum material to be slit in the machining process.

The utility model relates to the technical field of mechanical part machining, and discloses a mechanical part electroplating machining device which comprises an electroplating pool, a rotating frame is arranged on the top side of the electroplating pool, the rotating frame is connected with the electroplating pool through a lifting mechanism, and a second motor is installed on the right side of the electroplating pool. The driving end of the second motor is fixedly connected to the right side of the rotating frame, the side section of the rotating frame is in a regular octagon shape, the periphery of the outer wall of the rotating frame is connected with a plurality of part clamps through dismounting and mounting assemblies, and the ends, away from the rotating frame, of the part clamps are provided with first clamping parts. According to the electroplating clamp, the part clamp and the first clamping part and the second clamping part which are arranged on the part clamp are made of the metal wires with certain thickness, so that the contact area with the part is reduced, the clamping force is kept, the part is clamped, and the contact area between the part and electroplating liquid is increased; and the part can be normally electroplated in the electroplating liquid, so that the electroplating quality is improved.

The utility model discloses a paper box capable of automatically feeding paper, which relates to the technical field of printing equipment and comprises a paper delivery mechanism and a paper feeding mechanism connected with the paper delivery mechanism, and the paper feeding mechanism comprises a standby box body and a sliding plate slidably mounted on the standby box body. The paper outlet mechanism comprises a separating assembly and a main box body installed on the standby box body, and a paper taking opening is formed in the main box body. A placing plate is slidably mounted on the sliding plate, the placing plate is fixedly connected with the sliding door, and a paper placing plate is inserted into the placing plate in a normal state; according to the utility model, the paper delivery mechanism and the paper supply mechanism are designed, so that after the paper in the paper delivery mechanism is used up, the paper is automatically conveyed into the paper delivery mechanism, and the normal work of the printer is ensured.

The invention relates to the technical field of pesticide production equipment, in particular to filling equipment for pesticide production and a filling method thereof. A containing plate is arranged on the inner side wall of the base and is in an annular shape. A group of placing grooves are formed in the top end of the outer wall of the placing plate; a supporting column is fixedly connected to the bottom end of the inner wall of the base, one side of the inner wall of the supporting column is fixedly connected to the outer side wall of the base, and the supporting column is in an inverted U shape; when a medicine barrel moves downwards, the medicine barrel can make contact with the inclined face of a trapezoidal block, at the moment, the trapezoidal block and a first spring can contract, a collecting cover is driven to contract and move, filling is not affected by the collecting cover, when the medicine barrel moves upwards, the trapezoidal block and the collecting cover can pop out under the elastic force of the first spring, and the collecting cover is located below a liquid outlet pipe; and residual pesticide in the liquid outlet pipe can be collected by the collecting cover when dripping, so that the dripping pesticide residue is not easy to influence the body health of workers, and is not easy to pollute the working environment.

The invention relates to the technical field of tire processing, in particular to a tire blank unloading device which mainly comprises a moving device, a moving frame and a fixing mechanism are movably mounted on the moving device, the fixing mechanism is arranged on one side of the moving frame, the fixing mechanism comprises a circular frame plate located in the moving frame, and a moving rod and an anti-falling mechanism are arranged on one side of the circular frame plate. The fixed roller is arranged on one side of the round frame plate, and the push-out mechanism is arranged below the fixed roller. The air cylinder is started to drive the frame body and the cylinder to move, the cylinder drives the adjusting rod to rotate through the adjusting groove, the adjusting rod drives the round frame plate and the arc-shaped groove to rotate, and the arc-shaped groove is matched with the moving groove to drive the multiple moving blocks and the moving rod to move, so that the multiple fixing rollers are driven to clamp and fix the outer contour of the tire blank; the tire blank has multiple supporting points or clamping force, so that the tire blank is not prone to sliding or falling in the taking-out process, the tire blank is not prone to being damaged, and the production efficiency is improved.

The invention discloses a broken wire detection device for steel wire rope production, and belongs to the technical field of steel wire rope detection. A broken wire detection device for steel wire rope production is used for broken wire detection of a steel wire rope and comprises a rack and a placing plate. The placing plate is fixedly connected with the rack; the driving plate is positioned above the rack; the clamping piece is mounted on the driving plate and is used for clamping the steel wire rope; the connecting disc is fixedly connected with the driving plate; the transmission part is installed on the connecting disc and used for driving the clamping part to move so that the clamping part can clamp the steel wire rope; the adjusting piece is installed on the driving plate and used for adjusting the position of the clamping piece so that the clamping piece can adapt to clamping of steel wire ropes with different outer diameters; the driving part is used for driving the transmission part to move; and the driving plate is fixedly connected with the first push block. The broken wire detection device for steel wire rope production has the beneficial effect that the broken wire detection device for steel wire rope production is convenient to fix.

The utility model discloses an electroplating cathode conductive seat, which comprises a seat body, an electroplating cathode, an electroplating cathode and an electroplating cathode, one end of the first main copper bar is arranged at the bottom of the groove; one ends of the two conductive side plates are selectively and symmetrically arranged in the groove in a manner of being close to or far away from each other, and the other ends of the two conductive side plates are connected with a power supply; and the conductive hanger can be inserted between the two conductive side plates and is in contact with the first main copper bar. The utility model has the characteristics that the conductivity is improved and the service life is prolonged.

The utility model discloses a diamond roller with uniformly distributed molded surfaces, and relates to the technical field of finishing tools provided with rotary rollers or cutters, the diamond roller with uniformly distributed molded surfaces comprises a diamond roller, and the surface of the diamond roller is fixedly connected with two limiting round rods; wherein a roller assembly is arranged on the surface of the diamond roller, the surface of the roller assembly makes contact with the surface of the diamond roller, and the surface of the roller assembly is fixedly connected with a connecting piece; according to the diamond roller dismounting device, the two pushing sheets are pushed through external force to drive the corresponding sliding parts to enter the corresponding limiting grooves to be limited, and therefore the effect of fixing the diamond roller is achieved, the diamond roller is dismounted by shifting the two pushing sheets, and compared with bolt mounting and dismounting, the dismounting efficiency is greatly improved. According to the diamond roller, the phenomenon that the roller is scrapped due to the fact that the bolt slips is avoided, so that the service life of the whole roller is effectively guaranteed, and the use cost is effectively reduced.

The utility model discloses a kind of block winding machines, belong to motor stator winding technical field, including conveying module and wire feeding module, conveying module includes the feeding conveying line and the unloading conveying line for conveying the tray with motor stator is placed, feeding conveying line, unloading conveying line are evenly provided with the lifting mechanism for lifting tray, lifting mechanism top is provided with the line changing mechanism for pushing tray, the stator clamping moving mechanism is provided above line changing mechanism, stator clamping moving mechanism is set on bracket, bracket is provided with pressure mechanism, and rotating winding mechanism is provided below pressure mechanism;Wire feeding module includes the tension frame mechanism for wire initial conveying and tension control, wire stripping component.The utility model uses above-mentioned a kind of block winding machine, can solve the problem that block winding process exists manual participation, winding path consistency is poor, wire package tightness and cannot adapt to different block stator special-shaped structure.

The utility model relates to the technical field of electric connectors, and particularly discloses an elastic sheet type electric connector which comprises a shell and a terminal assembly arranged in the shell, the terminal assembly comprises a terminal and an elastic sheet elastically abutting against the terminal, and the elastic sheet is arranged in the shell. The elastic sheet can be separated from the terminal under the action of external force to form a clamping space for clamping a wire harness entering the shell, and an elastic sheet stopping part for stopping the elastic sheet is arranged on a separation path of the elastic sheet. Compared with the prior art, the elastic sheet type electric connector has the advantages that the elastic sheet stopping part is arranged on the separation path of the elastic sheet to protect the elastic sheet, so that the problem of elasticity damage caused by excessive separation of the elastic sheet is prevented, the elasticity of the elastic sheet is further ensured, the clamping force between the elastic sheet and the terminal is ensured, and the stable performance of the electric connector is improved.

The utility model discloses a composite clamp for edge rolling of a disc-shaped workpiece. The composite clamp comprises an inner bottom face fixing mechanism used for fixing the inner bottom face of the disc-shaped workpiece and an inner side face fixing mechanism used for fixing the inner side face of the disc-shaped workpiece. The inner bottom surface fixing mechanism comprises an inner bottom surface vacuum negative pressure hole or / and an inner bottom surface vacuum negative pressure groove; the inner bottom surface vacuum negative pressure hole or the inner bottom surface vacuum negative pressure groove is communicated with a negative pressure device for providing negative pressure through a vacuum negative pressure channel; the inner side face fixing mechanism comprises an inner side face ejecting block and an ejecting block driving mechanism used for driving the inner side face ejecting block to be close to or away from the inner side face of the disc-shaped workpiece. According to the composite clamp, the clamping mode is optimized, the operation difficulty is reduced, the clamping and material changing efficiency is improved, and therefore the production capacity efficiency is improved.

The utility model discloses a feeding and discharging jig for a clutch shell, which is characterized by comprising a jig body with a connecting flange, a fixed base plate, a three-jaw cylinder, three lengthened clamping jaws and three groups of guide mechanisms, the fixed base plate is fixedly arranged on one side of the jig body, the three-jaw cylinder is fixedly arranged on the fixed base plate, and the three lengthened clamping jaws are fixedly arranged on the three groups of guide mechanisms. Each lengthened clamping jaw is outwards and fixedly arranged on one movable pneumatic claw on the three-claw air cylinder in the radial direction, and each lengthened clamping jaw is arranged on the fixed base plate in a sliding manner through a group of guide mechanisms; the fixture has the advantages that the mode that the lengthened clamping jaws are additionally arranged on the three-jaw air cylinder is adopted, light-weight and large-size clutch shell parts can be clamped, the three-jaw air cylinder of the small specification can be selected to clamp larger-size workpieces, the overall cost of the fixture is reduced, the economical efficiency of the fixture is improved, meanwhile, the overall weight of the fixture can be reduced, and the production efficiency is improved. And the load requirement on the robot is reduced.

The circuit board clamping mechanism comprises a mounting rack, a circuit board clamp and a supporting seat, connecting ends are arranged at the two ends of the circuit board clamp, the end portions of the connecting ends are rotationally connected with the middle of the mounting rack through connecting shafts, a placing opening is formed in the middle of the circuit board clamp, and the supporting seat is arranged on the mounting rack. The circuit board is clamped and fixed in the placing opening through a circuit board clamp. The circuit board clamping device is provided with the circuit board clamp, the electric push rod is arranged in the circuit board clamp, the placing opening is formed in the middle of the circuit board clamp, the clamping head can be controlled through the electric push rod to clamp and fix a circuit board, the fixing mode is flexible in control and convenient to use, the clamping force can be guaranteed through control of the electric push rod, and the circuit board clamping device is convenient to use. The circuit board is prevented from being damaged; the circuit board clamp is rotationally connected with the mounting frame through the connecting shaft, and rotation is controlled through the motor, so that the circuit board can be controlled by the circuit board clamp to turn over automatically, and double-face machining control can be conducted on the circuit board.

The utility model discloses a four linkage PP combination moves and carries the machine, including frame, the frame top fixed mounting has the top frame, the top frame inside fixed mounting has reciprocating transmission mechanism and is through reciprocating transmission mechanism respectively transmission installation PP separation mechanism and B fixed stand, B fixed stand bottom fixed mounting has sandwich superposition mechanism, copper foil board superposition mechanism and film superposition mechanism, PP separation mechanism The sandwich superposition mechanism The copper foil board superposition mechanism And Film superposition mechanism All through elevating system elevating moves and carries, be equipped with PP superposition platform between PP separation mechanism and sandwich superposition mechanism. The utility model carries out synchronous moves and carries to three groups of different superposition materials by B fixed stand, and separates PP material to superposition platform by cooperation PP separation mechanism and moves and carries, can complete multiple moves and carries superposition work in the same time period, shortens the time of layer by layer superposition to PP material, improves the efficiency of the moves and carries machine for electronic circuit substrate production and processing.

The utility model discloses a kind of self-adaptive flexible grabbing devices, including mounting plate, the mounting plate is circular plate, four connecting plates are fixedly connected on the side wall of the mounting plate, the below of four The connecting plate is uniformly provided with claw body, the side of the claw body close to mounting plate axle is fixedly connected with clamping plate, the clamping plate adopts silica gel material, two pressure sensors are provided on the clamping end surface of the clamping plate, the utility model controls the height of adjusting block by drive mechanism, to drive driving arm to move, driving arm will drive one transmission arm to rotate, when one transmission arm rotates downward, four claw bodies will gather to workpiece and be grabbed, when one transmission arm rotates upward, four claw bodies will be scattered to workpiece and be released, the clamping force can be detected in real time by the pressure sensor set on clamping plate, to ensure that the device can self-adaptively guarantee clamping force when grabbing different workpieces.

The quick-change clamp for machining comprises an operation platform, a sliding fixing structure is arranged at the upper end of the operation platform, a driving adjusting structure is arranged at the lower end of the operation platform, and the two ends of the driving adjusting structure are connected with the two ends of the sliding fixing structure; the sliding fixing structure comprises two sliding installation grooves, two operation grooves, two sliding blocks, two installation frames, two installation plates, four fixing sleeves and two clamping plates. According to the technical field of machining, the sliding fixing structure and the driving adjusting structure are adopted, when a workpiece is fixed, the workpiece can be fixed through the sliding fixing structure, and therefore the workpiece can be fixed conveniently. A connecting sleeve is pushed to move downwards through a built-in driving air cylinder, two sliding blocks are made to move towards the center through angle change of a connecting rod, finally, a workpiece is clamped and fixed through an arranged clamping plate, the overall fixing step is simple, and parts can be fixed only through contraction of a single driving air cylinder.

The utility model discloses an automatic clamping device of a numerical control milling machine. The automatic clamping device comprises a large bottom plate, a front-end material conveying mechanism, a left-end clamping mechanism, a rear-end material pushing mechanism and a right-end jacking mechanism, the front-end material conveying mechanism comprises a rodless air cylinder with a material conveying disc arranged on the upper portion. The rear-end material pushing mechanism comprises a material pushing air cylinder connected with the rodless air cylinder; the right end jacking mechanism comprises a jacking air cylinder connected with a jacking block, and a sliding groove in the jacking block is connected with the material conveying disc. The left end clamping mechanism comprises a T-shaped block, a clamping block and a pull rod. The T-shaped block is connected with the sliding groove. The other end of the pull rod is hinged with the T-shaped block; the clamping block is connected with the pull rod through the sliding block which is connected with the inner end of the extension spring, and the outer end of the extension spring is connected with the spring fixing column. The front-end material conveying mechanism, the left-end clamping mechanism, the rear-end material pushing mechanism and the right-end jacking mechanism which are distributed in a cross mode are used for achieving front-back and left-right movement of a blank, so that the four sides of the blank are fixed, displacement is avoided in the machining process, and a guarantee is provided for machining precision.

The utility model belongs to the field of injection molding machines, and relates to an electric injection molding machine with a hydraulic pressurizing cylinder high-pressure mold locking, which comprises an injection molding device, a mold, a mold closing device and a pressurizing device, the pressurizing device comprises a mold opening and closing oil cylinder, a piston rod is arranged in an oil cavity and divides the oil cavity into a liquid inlet cavity and a liquid outlet cavity, the electric injection molding machine further comprises a pressurizing cylinder, and the pressurizing cavity is divided into an oil return cavity and a pressurizing cavity. The oil return cavity is communicated with a liquid outlet cavity of the mold opening and closing oil cylinder, the pressurizing cavity is communicated with a liquid inlet cavity of the mold opening and closing oil cylinder, a pressurizing push rod is arranged in the pressurizing cavity, a circulation section is arranged at the front end of the pressurizing push rod, an oil groove is formed in the circulation section, the oil groove is opened towards the front end and communicated with the pressurizing cavity, and a plurality of circulation through holes are formed in the peripheral side of the rear end of the circulation section. The pressure maintaining device has the advantages that the pressure maintaining is realized through the pressure cylinder, the occupied volume can be reduced, and the mold clamping force can be ensured.

The utility model discloses an efficient glass tube bottom sealing machine which comprises a base and a mounting frame welded to one end of the base, a feeding mechanism is arranged on one side of the base, and the feeding mechanism comprises an electric telescopic rod A, a mounting base, a supporting groove, a cross beam, an electric telescopic rod B, a lifting frame, a fixing shaft, a hub motor and a roller. A rotating mechanism is arranged at one end of the mounting frame, and a vacuum mechanism is arranged in the rotating mechanism; an electric telescopic rod A is arranged, the electric telescopic rod A extends to drive a supporting groove to ascend and descend so as to lift a glass tube, an electric telescopic rod B is arranged, the electric telescopic rod B drives a fixing shaft to ascend and descend through a lifting frame so as to press the glass tube, a hub motor is arranged, the hub motor drives a roller to rotate, and the glass tube is automatically fed into a rotating mechanism through friction force. Meanwhile, the bottom-sealed glass tube is drawn out from the rotating mechanism, so that the bottom-sealing continuity of the glass tube is improved, and the bottom-sealing efficiency of the glass tube is ensured.

The utility model relates to the technical field of clamp, the utility model provides a kind of hot-pressing sintering furnace sample taking and placing clamp, it includes clamp A, the lateral surface of clamp A is penetrated and rotationally connected with main shaft, the circumferential surface of main shaft is rotationally connected with clamp B, the top end of clamp A is provided with rotation stabilizing device, the lateral surface of main plate one is provided with protective auxiliary device, the protective auxiliary device includes connecting column one, one end of connecting column one is fixedly connected in the lateral surface of main plate one, the end, away from main plate one, of connecting column one is fixedly connected with guard plate one, the fixed block, the lateral surface of main plate two is fixedly connected with connecting column two. By the above technical scheme, the technical problem that poor stability in the prior art, sample is damaged easily is solved.