126 results about "Opening - action" patented technology

The invention relates to the field of boxed medicine packaging lines, in particular to an automatic boxed medicine packaging line which comprises a conveying unit, a feeding unit is installed on one side of the conveying unit, a packaging box discharging mechanism is arranged at the upper end of the conveying unit, and a continuous conveying mechanism used for conveying packaging boxes is installed on the side face of the conveying unit. And a filling mechanism for filling the tablets into the packaging boxes is arranged at the lower end of the continuous conveying mechanism. According to the full-automatic packaging machine, grabbing, space transferring and posture keeping of packaging boxes are synchronously achieved through a driving motor, a planetary gear and belt transmission combination, the mechanical box opening action is integrated in the transferring path, the box opening procedure is seamlessly embedded into the continuous conveying process, the production takt is greatly shortened, and the overall packaging speed is increased.

The invention belongs to the technical field of nuclear power, and particularly relates to a pressure self-driving type separation pressure relief device. The device is driven to be opened through unbalanced force caused by medium pressure to the valve rod assembly. The separation structure is arranged, and the bearing bush and the separator can complete the separation action when the required separation pulling force is applied; the protector is of an integrated structure, one end of the protector is designed to be a blind hole, the head of the protector is designed to be a weak area, zero leakage is kept in a closed state under the normal working condition, when medium pressure reaches starting pressure, the disengaging structure is disengaged, the valve rod breaks the protector in a pulling mode, and the opening action is completed. The whole action process does not depend on external energy, signals, manpower and other operations, has the characteristic of high reliability, and can be applied to numerous key parts needing to execute the pressure relief function.

The application relates to a force-amplifying pneumatic clamping jaw, which comprises multiple unit air cylinders, a tail cover, an end cover, a driving rod, a first clamping jaw and a second clamping jaw, the cylinder body and the end cover of each unit air cylinder are provided with first air holes, the piston body of each unit air cylinder is provided with a second air hole; the end cover is provided with a third air hole, one end of the third air hole is communicated with a second air nozzle, and the other end is communicated with the rod cavity of the unit air cylinder closest to the end cover, the cylinder body of each unit air cylinder except the unit air cylinder closest to the end cover is provided with a fourth air hole, one end of the fourth air hole is communicated with the rod cavity of the unit air cylinder, and the other end is communicated with the atmosphere. The application rearranges the air inlet and outlet channels, only has a slight impact on the workpiece once when performing the clamping action, presents a stable clamping phenomenon, and has small vibration; meanwhile, the clamping force is rapidly increased from small; when performing the opening action, a stable opening phenomenon is presented, vibration and noise can be reduced.

The utility model relates to a toy moving device. A shooting toy comprises the toy moving device. On the toy moving device, the driving mechanism drives the moving seat to move relative to the shell and is matched with the guide piece to slide along the guide track, linear motion of a single driving source is converted into rotating motion of the connecting arm, the problem that the manufacturing cost is increased due to a traditional multi-driving-source structure is solved, and therefore balance of function expansion and cost control is achieved. Secondly, through the sliding fit between the guide piece and the guide track on the shell and the rotary connection structure of the connecting arm on the movable seat, the shielding / opening action of the trigger piece and the displacement of the movable seat form linkage, the problem of space occupation caused by an additional transmission mechanism is solved, and therefore the composite motion function is achieved in the limited space; therefore, while the compactness of the product is ensured, the trigger piece can move relative to the shell along with the movable seat on one hand, and can be shielded / opened by the rotating connecting arm on the other hand.

The invention discloses a rapid and reliable reclosing switch, relates to the technical field of vacuum circuit breakers, and aims to solve the problems that an existing vacuum circuit breaker is mainly driven by an electromagnetic operating mechanism to complete closing and opening actions, but the premise of realizing stable closing and opening by the electromagnetic operating mechanism is stable and continuous output of current, and the operation is inconvenient. In order to form a stable magnetic field to maintain switching-on and switching-off actions and solve the technical problem that when current fluctuates, a switch is prone to tripping without permission, the switch comprises symmetrically arranged bases, a U-shaped shell and a frame-shaped connecting piece are detachably connected between the bases, and an insulating substrate is detachably installed at the top of the inner wall of the U-shaped shell. Opening and closing switch assemblies are detachably installed at the bottom of the insulating substrate at equal intervals, an opening and closing indication assembly is fixedly arranged on one side of the bottom of the insulating substrate, and an opening handle assembly is movably installed in one side of the U-shaped shell. The invention has the advantage of improving the stability and reliability of closing.

The application belongs to the technical field of hydraulic control systems of injection molding machines, and provides a hydraulic control unit, a servo control mold locking hydraulic system and an injection molding machine. The control unit comprises a high-frequency response servo valve, a one-way poppet valve, a two-way poppet valve and a controller. One end of the two-way poppet valve is connected to the rod cavity of a mold locking oil cylinder, and the other end is connected to a system oil tank. The controller is electrically connected to the high-frequency response servo valve, and is signal connected to a pressure sensor and a displacement sensor respectively. Compared with the prior art, the application integrates a high-frequency response servo valve, a one-way poppet valve, a two-way poppet valve and a closed-loop sensor controller to construct a high-precision hydraulic control unit, significantly improves the position repeatability and dynamic response speed of micro-opening actions, effectively meets the demand of advanced processes such as foaming injection molding and thin-wall molding for dynamic pressure adjustment of a mold cavity, and avoids problems such as uneven density of products, flash or mold damage.

This utility model provides a mold that utilizes the mold opening force of an injection molding machine to drive the ejection mechanism of the molded product. It relates to the field of mold technology and includes a movable side, a fixed side, an ejection mechanism, and a driving mechanism. The driving mechanism includes a pull plate, a rocker arm, a guide structure, and a rotating shaft. The pull plate is installed on the movable side, and the rocker arm is connected to the ejection mechanism via the rotating shaft. A guide pin guides the rocker arm. Both the pull plate and the rocker arm are equipped with hook structures. This design, by using a driving mechanism composed of a pull plate, rocker arm, guide structure, and rotating shaft, offers a simple and reliable structure with minimal installation space, reducing mold and injection molding costs. After the mold completes the ejection action, the rocker arm can disengage from the pull plate, allowing the movable side to continue performing larger mold opening actions, meeting the needs of a robotic arm to enter the mold and remove the product. The mold opening stroke is not affected by the mold thickness.

This application relates to the field of new energy vehicle charging equipment technology, and discloses a multifunctional mobile vehicle-mounted charging device, including a carrier vehicle. A battery pack and charging module are installed inside the vehicle's cargo compartment. A slide rail is fixedly connected to the top of the cargo compartment, and a support frame is slidably connected to the slide rail. An air extraction component is fixedly connected inside the support frame to extract air from inside the cargo compartment to the outside, thereby accelerating the ventilation efficiency between the inside and outside of the cargo compartment. The bottom end of the support frame facing the rear door of the cargo compartment is connected to the rear door of the cargo compartment via a connecting rod, and the top end is hinged to one end of a drive arm. By directly transmitting the opening action of the rear door of the cargo compartment to the support frame via the connecting rod, the support frame and the air extraction component are driven to slide out of the cargo compartment along the slide rail. This transforms the necessary action of opening the door into the driving force for the deployment of the cooling system and wiring components. The device is ready without additional operating steps, and the linkage process is stable and reliable.

The utility model discloses a medium-voltage circuit breaker handcart execution unit box with a locking mechanism, which is used on an electric execution mechanism of a medium-voltage circuit breaker handcart and comprises a box body, an execution mechanism and the locking mechanism. The box body is provided with a box door; the executing mechanism comprises a motor and a driving assembly, and the driving assembly is provided with a manual connecting part; the locking mechanism comprises a baffle assembly, a buckling block and a travel switch assembly. According to the utility model, the manual connection part is used for being connected with an external crank to realize manual operation, and the external hanging mechanism of the medium-voltage circuit breaker handcart can be ensured to be normally used in combination with electric driving realized by the motor; the baffle assembly is arranged and used for controlling the travel switch assembly to conduct electrical action and controlling the manual connecting part to conduct closing or opening action. Through the cooperation of the clamping groove and the clamping block, an execution mechanism for opening the box door for misoperation is prevented from violating five-prevention, and the use safety is improved.

The utility model discloses an automatic supporting leg unfolding structure of a television remote controller receiver. The automatic supporting leg unfolding structure comprises a shell and a supporting leg assembly, the supporting leg assembly is rotationally arranged on the shell through a torsional spring and is locked through a locking structure. According to the utility model, the sliding button is directly pushed, the buckle is unlocked, and the bounce-off action of the supporting leg is immediately triggered, the whole process is automatic, the conversion from storage to unfolding support can be quickly completed, the convenient experience of taking and using is realized, and the usability of the product is greatly improved.

The utility model relates to the technical field of textile machinery manufacturing, in particular to an active rapier opening device of a rapier loom. The mobile cam mechanism includes a mobile cam and a roller follower assembly. The swing mechanism is driven by the beating-up swing shaft to slightly deflect. And the moving cam performs reciprocating linear displacement motion under the action of the traction force from the swinging mechanism. The roller driven assembly is used as an assembly foundation of the mounting seat. The rapier opening block is used for pressing the rapier receiving head of the rapier so that the rapier receiving head can release yarn and is fixed to the installation base. In the process that the roller driven assembly is controlled by the cam profile of the movable cam to execute reciprocating type linear displacement motion, the mounting base can drive the rapier opening block to be close to / away from the rapier receiving head of the rapier. Thus, on one hand, the displacement precision of the rapier opening block is guaranteed, and then the reliability and accuracy of implementation of the follow-up rapier opening action process are improved; and on the other hand, the service life of the rapier receiving head and the service life of the rapier opening block are greatly prolonged.

The invention provides a gas-driven switch and a gas-driven switch opening and closing method. The gas-driven switch comprises a shell; the movable assembly is movably arranged in the shell; the air chamber is in driving connection with the movable assembly and is fixedly connected to the interior of the shell, and an air inlet hole is connected to the air chamber; the balance assembly is movably connected with the movable assembly and provides downward force for the movable assembly, and the balance assembly is fixedly connected to the interior of the shell; the static contact is fixedly connected with the shell and located at one end of the movable assembly; the expandable side of the air chamber abuts against the movable assembly, when a fault occurs, air pressure is conducted to the air chamber through the air inlet hole, and external force caused by the air pressure enables the air chamber to expand and move to push the movable assembly to damage balance of the balance assembly, so that the movable assembly moves; and finally, the switch is far away from the static contact or is in contact with the static contact, so that the switch completes switching-on or switching-off actions.

The invention belongs to the technical field of injection molding machine hydraulic control systems, and provides a hydraulic control unit, a servo control mold locking hydraulic system and an injection molding machine, the control unit comprises a high-frequency response servo valve, a one-way poppet valve, a two-way poppet valve and a controller; one end of the two-way poppet valve is connected with a rod cavity of the mold locking oil cylinder, and the other end is connected with the system oil tank; the controller is electrically connected with the high-frequency response servo valve and is in signal connection with the pressure sensor and the displacement sensor. Compared with the prior art, the high-precision hydraulic control unit is constructed by integrating the high-frequency response servo valve, the one-way poppet valve, the two-way poppet valve and the closed-loop sensing controller, so that the position repetition precision and the dynamic response speed of micro-opening action are remarkably improved; the requirements of advanced technologies such as foaming injection molding and thin-wall forming on dynamic adjustment of the pressure of the cavity are effectively met, and the problems of uneven density, flash or mold damage of products are avoided.

The utility model relates to the technical field of raw material input devices, and particularly discloses a water-soluble fertilizer processing raw material input device which is characterized in that the outer surface of a feeding hopper is fixedly connected with two triangular mounting seats, the outer surfaces of the two triangular mounting seats are rotationally connected with discharging baffles, and the outer surfaces of the two discharging baffles are fixedly connected with rectangular connecting rods; two arc-surface mounting seats are fixedly connected to the outer surface of the feeding hopper, air cylinders are rotatably connected to the interiors of the two arc-surface mounting seats, output shafts of the two air cylinders extend outwards, and when the output shafts extend out, two rectangular connecting rods connected with the output shafts can be pushed; the two discharging baffles can rotate synchronously under pushing of the rectangular connecting rod, when the discharging baffles rotate to a certain angle, the opening action is achieved, so that a discharging channel in the feeding hopper is opened, and on the contrary, when an output shaft of the air cylinder contracts, the discharging channel is closed again.

This utility model discloses a cryogenic storage box, including a detection hole on the box body, a sealing device for controlling the opening and closing of the detection hole, a sealing cover covering the detection hole, and an opening and closing mechanism for controlling the movement of the sealing cover. This utility model utilizes the existing detection hole structure of the cryogenic storage box, replacing the original rubber plug of the detection hole with a sealing cover that has a certain heat insulation effect. The detection hole balances the pressure inside and outside the storage box, eliminating the need for a separate electric heating balancing device, thus reducing energy consumption and cold leakage. The opening action is detected and judged, and the activation of the transmission sealing device is controlled by a set control method, improving the pressure balancing efficiency and reducing cold leakage. The structure is simple, requiring only the addition of a sealing device next to the detection hole on the back.

The invention relates to the technical field of lifting transportation equipment, in particular to a special clamp type lifting appliance device for a traveling wheel, which comprises a main body frame, a first lifting connecting piece, a second lifting connecting piece, a clamping mechanism and a locking mechanism, the main body frame comprises a first metal arm, a second metal arm, a third metal arm, a fourth metal arm and a pin shaft, through holes for the pin shaft to pass through are formed in two ends of the first metal arm and the second metal arm; through holes for the pin shaft to pass through are formed in one ends and hinging positions of the third metal arm and the fourth metal arm. According to the clamp type lifting appliance device special for the traveling wheel, a four-arm hinged linkage structure is adopted for a lifting appliance, the clamping claws can be driven to complete folding and unfolding actions by means of the lifting action of lifting equipment, an additional power device is not needed, operation is easy and efficient, the hook is hung on the positioning ring, the two clamping claws can be driven to be in an unfolding state all the time, and the lifting appliance is convenient to use. And the travelling wheel can conveniently enter the space between the two clamping claws.

The embodiment of the invention provides a control method and device for a tail wing and a tail door of a vehicle and the vehicle. The control method comprises the steps that in response to a request signal for opening the tail door, the tail wing is controlled to execute the closing action; and when the signal that the closing action of the empennage is completed is not received within the preset time, linkage control over the empennage and the tail door is cut off, and the tail door is controlled to execute the opening action. The time for waiting for opening of the tail door by a user can be shortened, and the vehicle using convenience and user experience of the user are improved.

The product clamping mechanism used on the tray comprises the tray, clamping assemblies are arranged at the four corners of the top side of the tray, each clamping assembly comprises a connecting rod arranged above the tray, two supporting plates are oppositely arranged on the two sides of each connecting rod, the connecting rods are rotationally connected with the two supporting plates through rotating shafts, and the supporting plates are arranged on the supporting plates. An opening mechanism is arranged at the bottom end of one side of the connecting rod; a limiting assembly is arranged on the other side of the connecting rod and comprises a rectangular plate. When the product clamping mechanism used on the tray is used, the clamping action is changed into the rotary motion from the linear motion, the structure is simple and compact, the size of the device is reduced, the opening action is changed into the pushing action from the pulling action, the requirement for the equipment assembling precision is lower, debugging is easier and more convenient, meanwhile, the possibility of overturning of the tray is eradicated by changing the stress direction, and the product clamping efficiency is improved. And the production cost of the device is reduced.

The invention belongs to the technical field of disconnecting switches, and particularly relates to a stable operating mechanism for a disconnecting switch, which comprises a first shell and a second shell, the first shell is arranged on the back face of the second shell, the first shell and the second shell are connected through a bolt, and a pressing shell is installed on the first shell and the second shell. The disconnecting switch is controlled to complete closing and opening actions, in addition, the special locking mechanism is arranged, after closing, the locking plate is pulled to be clamped into the limiting notch of the limiting plate, safe locking of the operation position is achieved, misoperation is prevented, and particularly, the safety of the disconnecting switch is improved. According to the rotating shaft, the upper-lower double-side bearing mode of the first shell and the second shell is adopted, the problem that in the prior art, due to unbalanced bearing force, the rotating shaft deviates or twists is effectively solved, and the stability of the rotating process is remarkably improved; therefore, the stability and the reliability of the switching-on and switching-off process of the isolating switch controlled by the gear bearing disc are ensured.

This application relates to the field of automated storage equipment technology, specifically to a storage bin with an electrically operated lid and its control method. The method includes: receiving an operation command for a target-numbered test tube; locating the target-numbered test tube and its corresponding electrically operated lid mechanism based on identification information, and obtaining the current status information of the target-numbered test tube; performing a logical verification between the operation type and the current status information; if the verification passes, generating a drive command; performing an execution condition compliance check before executing the drive command; when the execution condition compliance check passes, executing the lid-opening action corresponding to the operation type; and confirming the completion of the action and updating the system status record of the target-numbered test tube based on the execution feedback from the electrically operated lid mechanism. This application, through a combination of status verification, process recording, and feedback confirmation, achieves automation, safety, and traceability of test tube lid-opening operations, improving the accuracy and reliability of sample management.

The utility model relates to the technical field of kitchen appliances, in particular to a door body assembly and a dish washing machine. The door body assembly comprises a display panel box, a supporting piece, a handle, a panel and a door lining. The display panel box is installed at the top of the supporting piece, the handle is installed at the top of the display panel box, and the supporting piece, the display panel box and the handle define a door body unit; the panel is installed on one side of the door body unit and covers the supporting piece, the display panel box and the handle. The door lining is mounted on the other side of the door body unit; wherein the handle is located at the top end of the door body assembly, the top of the side, away from the panel, of the handle is an operation face, and the distance between the operation face and the panel is gradually increased from top to bottom. When a user needs to open the door body assembly, the user can open the door by holding the top of the handle, the user can finish the door opening action at a time, the whole door opening process does not need to change hands or change postures, the possibility that the door body makes contact with other limbs except the hands of the user does not exist in the door opening process, and the accidental injury risk is reduced.

The utility model discloses a universal mechanism for receiving silk-screen printing equipment components, which relates to the technical field of silk-screen printing and comprises a support frame, a linkage module and a limit adjusting module. The preset interface area and the positioning characteristic of the supporting frame achieve rapid adaptation of diversified wiper arm assemblies, and the development requirement of a special accepting body is reduced; under the synergistic effect of the linkage module and the limiting adjusting module, the rigid coupling relation between the scraping arm and the screen arm is dynamically controlled through the cam assembly, the printing quality is guaranteed, and meanwhile the rapid opening action is supported so that a screen can be cleaned or replaced; and high-torque output can be achieved in a compact space, the limitation of a traditional matched structure is finally broken through, the research, development and maintenance cost of equipment is remarkably reduced, and the adaptive capacity is expanded.

This utility model relates to the field of medical devices and discloses a quick-release hemostasis structure for a cholangioscope, including a clamp assembly. The clamp assembly includes a first spring, with clamping arms fixedly connected to both ends of the first spring. Two second springs are fixedly connected to one of the clamping arms, and protrusions are fixedly connected to the second springs. The clamp assembly of this utility model is designed with a self-locking function and can repeatedly perform clamping and opening actions. When the clamping arm is clamped, the protrusion will engage in the through hole, keeping the clamping arm in a clamped state. When the clamp assembly is pushed outward, the second wedge will press the protrusion into the through hole, causing the protrusion to disengage from the through hole, thereby unlocking the clamping arm. This design helps to reduce the volume of the clamp component remaining in the patient's body. The mounting sleeve assembly achieves quick installation of the clamp assembly through a snap-fit ​​structure. After the clamp assembly is detached, a new clamp assembly can be replaced on the mounting sleeve assembly, thereby realizing the reuse of the hemostasis clamp delivery component and the operation component.

The utility model belongs to the technical field of food machinery, and particularly relates to a steamed bun blank shaping clamping hand which comprises a supporting frame, a first guide rod and a second guide rod which are arranged in a crossed mode are arranged on the supporting frame, and clamping jaw assemblies are arranged on the two sides of the first guide rod and the two sides of the second guide rod respectively. According to the steamed bun blank shaping clamping hand, the supporting frame is provided with the driving assembly used for driving the clamping jaw assemblies to correspondingly move along the first guide rod or the second guide rod, so that the four clamping jaw assemblies are folded or unfolded, the steamed bun blank shaping clamping hand is provided with the four clamping jaw assemblies, each clamping jaw assembly is provided with the shaping clamping plate, and the inner side face of each shaping clamping plate is the arc-shaped face; therefore, under the driving of the driving assembly, the steamed bun blanks can be folded for final shaping, so that the finally formed steamed bun blanks are more attractive.

The utility model relates to the technical field of door cores, and discloses an intelligent fireproof door core which comprises a shell, the outer wall of the shell is rotationally connected with a wedging block, the outer wall of the wedging block is fixedly connected with a limiting block, the outer wall of the wedging block is fixedly connected with side plates, and a rotating tooth is rotationally connected between every two adjacent side plates. A rotating column is rotatably connected to the outer wall of the shell, a ratchet wheel is fixedly connected to one end of the rotating column, a single gear is fixedly connected to the outer wall of the rotating column, a plurality of auxiliary blocks are fixedly connected to the outer wall of the shell, extrusion columns are slidably connected to the inner walls of the auxiliary blocks, and fixing teeth are fixedly connected to the outer walls of the extrusion columns. According to the automatic lubricating device, the rotating teeth continuously push the ratchet wheel to rotate through the door opening action, then the single gear rotates, the single gear rotates by a circle to push the fixed teeth to enable the extrusion column to ascend to be matched with the pressure pump head, lubricating oil is pumped into the shell, and automatic lubricating is achieved.

This utility model relates to a closing and opening mechanism for a fusion switch, comprising: a pre-charge linkage component, which is coaxially arranged and rotates relative to a pre-charge transmission disk, with a third free travel between the pre-charge linkage component and the pre-charge transmission disk; a pre-charge rotating shaft, which is rotatably connected to the axis of the pre-charge transmission disk and the pre-charge linkage component, with a second free travel between the pre-charge rotating shaft and the pre-charge linkage component; a main charging linkage component, which is coaxially arranged and rotates relative to the main charging transmission disk, with a fifth free travel between the main charging linkage component and the main charging transmission disk; and a main charging rotating shaft, which is rotatably connected to the axis of the main charging linkage component and the main charging transmission disk. The beneficial effects of this utility model are: it ensures that the main charging circuit performs its closing / opening action only after the pre-charge circuit completes the closing / opening action, thus guaranteeing the sequence and timeliness of the actions and improving the safety of the fusion switch.

The invention discloses a reclosing switch and a vacuum circuit breaker, relates to the technical field of vacuum circuit breakers, and aims to solve the problems that an existing vacuum circuit breaker is mainly driven by an electromagnetic operating mechanism to complete switching-on and switching-off actions, but the premise of realizing stable switching-on and switching-off by the electromagnetic operating mechanism is stable and continuous current output; in order to form a stable magnetic field to maintain switching-on and switching-off actions and solve the technical problem that when current fluctuates, a switch is prone to tripping without permission, the switch comprises symmetrically arranged bases, a U-shaped shell and a frame-shaped connecting piece are detachably connected between the bases, and an insulating substrate is detachably installed at the top of the inner wall of the U-shaped shell. Opening and closing switch assemblies are detachably installed at the bottom of the insulating substrate at equal intervals, an opening and closing indication assembly is fixedly arranged on one side of the bottom of the insulating substrate, and an opening handle assembly is movably installed in one side of the U-shaped shell. The device has the advantage that the switch is prevented from tripping without permission after being switched on.

The invention provides a cavity drying control method and device for cooking equipment, and relates to the technical field of intelligent household appliances, and the method comprises the steps: responding to a drying starting instruction, and controlling a heating unit to heat a cavity of the cooking equipment in stages; in the heating process, the temperature of at least one area of the cavity is monitored; stopping heating when the temperature value reaches a preset condition; and after heating is terminated, a door body of the cooking equipment is controlled to execute an automatic opening action and is maintained for a preset time so as to exhaust and dissipate heat, simple timing or constant temperature control is abandoned, and'the temperature of a specific area continuously exceeds a threshold value for a certain time 'is creatively used as a core criterion for drying completion. The contradiction between incomplete drying and excessive drying is fundamentally solved, and accurate control is achieved.

This application discloses a control method, equipment, and storage medium for a two-plate die-casting machine, including: setting a target speed and target pressure for the hammer's follow-out motion; after the injection action is completed, driving the hammer with the target speed and target pressure, while simultaneously limiting the return oil flow of the mold-opening cylinder, so that the hammer pushes the mold plate to perform a mold-opening action; during the process of the hammer pushing the mold plate, controlling the return oil pressure of the mold-opening cylinder by adjusting the opening degree of the pressure relief valve; when the mold plate is detected to have moved to a preset follow-out position, stopping the follow-out driving of the hammer, and completing the subsequent mold-opening action at a preset mold-opening speed until the mold opening is completed. This application achieves the technical effect of improving production safety and stability by simultaneously setting and controlling the target pressure and speed of the hammer's follow-out motion, so that the mold-opening speed is controlled by the hammer's push during the follow-out stage.