188 results about "Hand injury" patented technology

The utility model discloses a wire harness cutting device for wire harness production, which comprises a support, a cabling rack mounted at the top of the support, vertical plates mounted on two sides of the support, a transverse plate mounted on opposite surfaces of the two vertical plates, an electric push rod mounted at the bottom of the transverse plate, and a cutting blade fixedly connected with a piston rod of the electric push rod. A wedge-shaped block is fixedly connected to one side of the cutting blade, a rod body is rotationally installed in the annular shell, a movable plate is fixedly connected to the outer wall of the rod body, a coil spring is fixedly connected to the interior of the annular shell, and the inner ring of the coil spring is fixedly connected to the outer wall of the rod body; the electric push rod is used for controlling the cutting piece to descend to cut the wire harness, meanwhile, the wedge-shaped block on the cutting piece and the arc-shaped block can move cooperatively to achieve inclination and resetting of the movable plate, automatic falling and recycling of the cut wire harness are facilitated, manual intervention is not needed for recycling after the wire harness is cut off, and the cutting efficiency is improved; and the situation that the hands are accidentally injured is reduced.

The utility model discloses a paint scraping knife for building decoration, which comprises a handle and a main knife head, the handle is provided with a storage groove, a spare paint scraping assembly is detachably installed in the storage groove, the surface of the handle is provided with a protection assembly, the spare paint scraping assembly comprises a cylinder in threaded fit with the storage groove, and the cylinder is provided with a rod body. The protective assembly comprises a pair of connecting rings which are in interference fit with the surface of the handle, circular rings are rotationally matched with the pair of connecting rings respectively, a protective frame is connected to the two circular rings, and by means of the structural design of the connecting rings, the circular rings and the protective frame, the protective effect on the hands of a worker is achieved through the protective frame, and meanwhile the protective effect on the hands of the worker is achieved. The rotatable protective frame is designed, so that the paint scraper can flexibly adapt to the operation habits of workers during use, and the protective frame can effectively protect the hands no matter the paint scraper is used on the front side or the back side, so that the risk that the hands of the workers are injured is greatly reduced, and the construction safety is improved.

The invention belongs to the technical field of gravity casting, and particularly relates to thin-wall alloy casting gravity casting equipment and a casting technology.The thin-wall alloy casting gravity casting equipment comprises a workbench, a lower die is fixedly connected to one side of the upper end face of the workbench, a top plate is fixedly connected to the upper end face of the workbench, and a feeding port is formed in one side of an upper die and used for injecting metal raw materials; the workbench is provided with a transfer stacking type ejection mechanism used for enabling the formed gear to be separated from the lower die cavity. By means of the transfer stacking type ejection mechanism, after the thin-wall gear is formed, the thin-wall gear can be ejected out of the mold cavity, the thin-wall gear is placed on the tray, tidy stacking of the multiple formed thin-wall gears is achieved, subsequent unified transfer of the multiple thin-wall gears is facilitated, and the production efficiency is improved. And the process of manually taking the mold out of the mold cavity by a worker is omitted, so that the labor intensity of the worker is reduced, and the situation that fingers of the worker are clamped by the mold and the hand is injured is also avoided.

The invention discloses a biological specimen pathological tissue slicing device, and relates to the technical field of pathological tissue slicing, the biological specimen pathological tissue slicing device comprises a waste box and a slicing machine body, the top of the waste box is provided with a protection assembly, and the protection assembly is internally provided with a cleaning assembly; and the protection assembly comprises a forward and reverse motor, a first rotating strip is fixedly installed at the output end of the forward and reverse motor, a first fixing rod is fixedly installed on the outer surface of the first rotating strip, a protection cover is fixedly installed at one end of the first fixing rod, and a second fixing rod is fixedly installed on the outer surface of one side of the protection cover. When the device is used, the positive and negative motor is started to drive the first rotating strip and the first fixing rod to rotate, so that the protective cover is driven to rotate to the top of the slicing knife, the cutting edge of the slicing knife is protected, workers are prevented from accidentally touching the cutting edge of the slicing knife when replacing other pathological tissues, accidental injury and hand injury are prevented, and the safety is improved.

The utility model provides a clamp type grain surface sealing device. The clamp type grain surface sealing device mainly comprises a base and an extrusion component, and a pincerlike structure is formed through the hinge. The jaw can stably clamp an operated object (a U-shaped groove, a hose and a film). By pinching and pressing the handle, the extrusion part of the jaw can extrude the hose, and the hose and the film are pressed into the U-shaped groove together, so that sealing operation is realized. When the handle is released, the handle and the extrusion component automatically reset under the elastic action of the spring. And when the device is moved to the next position, the sealing operation can be continued. Automatic processing of the grain surface sealing process is achieved, operation is easy, and the working efficiency is effectively improved; the extrusion effect on the thin film and the hose can be reduced, and the service life of related facilities is prolonged; and the safety is good, and hands of operators can be prevented from being hurt in the construction process.

The utility model discloses a portable sampling test tube for laboratories, which comprises an armored protective sleeve, a protective mechanism is arranged on the inner side of the armored protective sleeve, an uncovering mechanism is arranged on the upper side of the protective mechanism, the uncovering mechanism comprises a cover body movably arranged at the upper end of the protective mechanism, a push rod is movably arranged on the inner side of the cover body, and the push rod is movably arranged on the outer side of the armored protective sleeve. The upper end of the push rod is fixedly connected with a pressing block, the lower end of the push rod is fixedly provided with a top block, and a reset spring is fixedly connected between the lower end of the armored protective sleeve and the upper end of the top block. According to the portable sampling test tube for the laboratory, the inner side of the fixing ring is not supported, the friction force between the fixing ring and the test tube body is very small, and the cover body can be directly taken down conveniently, so that the test tube body can be conveniently sealed and opened, and dangerous chemical detection samples are prevented from being splashed on hands of workers due to excessive force; and therefore, the hand injury of the worker is reduced, and the use is convenient.

The utility model discloses a portable folding knife. The portable folding knife comprises a handle part and a blade part, the blade part is rotationally connected with the handle part; one side of the connecting end of the blade part is provided with an integrally-formed pressing piece in an extending mode. In the unfolded state, the blade part can be stored and folded by one hand by pressing the pressing piece. The folding knife is simple and compact in structure, through the design of the blade side pressing piece and the design of the knife back side pressing position, the knife can be folded with one hand, and use is more convenient. According to the utility model, the characteristic of hand force application is considered, and the blade and the pressing sheet are designed to form an obtuse angle, thereby avoiding hand injury in the folding process. In addition, a double-locking structure is further designed, so that the blade part can be fixedly locked in the unfolded and folded states, and the use stability is improved.

The utility model provides a saw changing mechanism for a sawing machine, which belongs to the technical field of sawing machine saw changing equipment and comprises a supporting plate, a movable column is mounted at the axis of the supporting plate, a hexagonal block is fixedly connected to the end of the movable column, a plurality of groups of connecting pipes are mounted on the supporting plate, suckers are arranged at the ends of the connecting pipes, and a connecting piece is further fixedly connected to the supporting plate. The connecting pipe and the suction cup are arranged on the supporting plate, the supporting plate is adsorbed on the saw blade through the action of the suction cup, and therefore the rotation direction of the saw blade is consistent with the rotation direction of the supporting plate; and anticlockwise force can be applied to the saw blade by applying anticlockwise force to the supporting plate by holding the grip, so that the hand of an operator is prevented from being in direct contact with the saw blade, the risk of hand injury is reduced, and the problem that the hand of the operator is easily injured when the saw blade is mounted in the prior art is solved.

The utility model discloses a grafting device for citrus reiculata Blanco planting, and relates to the technical field of forest tree grafting. The cutting device comprises a mounting frame, a baffle is fixedly connected to the left end of the mounting frame, a mounting block is arranged on the inner side of the mounting frame, an adjusting assembly used for controlling the position of the mounting block is arranged on the surface of the mounting frame, a cutting assembly is vertically and movably mounted on the surface of the mounting block, and a positioning assembly is arranged on the surface of the cutting assembly. The positioning assembly is used for controlling the descending height of the cutting assembly, the adjusting assembly comprises a lead screw, the lead screw is rotationally connected with the inner wall of the mounting frame and is in threaded connection with the mounting block, and one end of the lead screw is fixedly connected with a rotary knob. The cutting depth can be accurately controlled, the cutting process is more stable, hands are not prone to being injured, and using is safer.

The utility model discloses a microswitch elastic piece riveting device, and particularly relates to the technical field of microswitch elastic piece riveting, the microswitch elastic piece riveting device comprises a main body assembly, an elastic piece feeding assembly and a feeding clamping assembly are arranged on the two sides of the front face of the main body assembly respectively, and the main body assembly comprises a bottom plate; a vertical plate is fixedly installed on the edge of the rear portion of the top face of the bottom plate, and a top plate is fixedly installed on one side of the top of the front face of the vertical plate. The situation that the hands of workers are injured in the riveting process can be effectively avoided, meanwhile, elastic pieces with different lengths can be placed between the two storage half shells by adjusting the distance between the two storage half shells, an electronic plate can be further fixed in an abutting mode through a second magnetic plate under the repulsive action of a first magnetic plate, and the riveting efficiency is improved. Therefore, feeding and discharging of the electronic board can be facilitated, and the practicability is higher.

The utility model provides an improved restraining bat which comprises a bat body and an elastic restraining ball, the front end of the bat body is oval, and the bat body is used for placing and restraining the hand of a patient; the racket body comprises an upper covering piece and a lower covering piece, and the front portion of the upper covering piece and the front portion of the lower covering piece are connected through a first zipper, so that medical staff can conveniently observe hand skin and conduct operations such as finger pulse oxygen monitoring on a patient; the elastic constraint ball is arranged in the palm placing area, and through the arrangement of the elastic constraint ball, the elastic constraint ball can be grabbed when the hand of a patient is placed in the bat, so that the functions of hand injury rehabilitation, hand consciousness exercising and the like are realized, and the hand rehabilitation training of the patient is improved; meanwhile, when the patient is impatient, decompression can be conducted by grabbing the elastic constraint ball, and attention is distracted; in this way, the improved restraining hand bat which can conduct exercise and rehabilitation on the consciousness of the hand while restraining the hand of the patient is constructed, and the functionality and the comfort degree of the hand restraining device are improved.

The utility model discloses a winding tool for a small and special motor winding, relates to the technical field of winding of windings, and aims at solving the technical problems that in the current manual winding process, due to the fact that the diameter of a coil is small, the contact area between the coil and the hand is small during manual winding, the coil is not easy to control, and meanwhile the hand is prone to being injured. Comprising a support assembly internally provided with a winding assembly, the winding assembly comprises a control assembly internally symmetrically and movably connected with rocker arm assemblies, the support assembly comprises a fixing seat with connecting arms symmetrically arranged on one side, extension arms are formed on the upper surface and the lower surface of each connecting arm, and a shaft hole is formed in the fixing seat; the control assembly comprises a grip with a connecting rod arranged in the middle of one end, the connecting rod is rotatably installed in the shaft hole, and the end, away from the grip, of the connecting rod is connected with a lead screw. The winding machine has the advantage of stably winding the winding of the small and special motor.

The utility model relates to an automatic sea cucumber slicing device, which belongs to the technical field of sea cucumber processing equipment, has a simpler integral structure, is convenient to slice sea cucumbers, can prevent hands of a user from being hurt, is convenient to collect the sliced sea cucumbers, has better comprehensive practicability and is favorable for popularization and use compared with the prior art. The two electric-hydraulic push rods are arranged in the base through the mounting grooves, and the output ends of the electric-hydraulic push rods are fixedly connected with mounting seats; the two strip-shaped plates are detachably connected with the mounting base, and a cutting blade is fixedly connected between the two strip-shaped plates; the rectangular seat is fixedly mounted on the base, a placement groove is formed in the rectangular seat, a rectangular plate is hinged to the rectangular seat through two hinges, and three strip-shaped holes are formed in the rectangular plate; the three sliding blocks are connected with the rectangular plate in a sliding mode through the strip-shaped holes.

The utility model discloses a mouse fixing device which comprises a limiter and a support, and regulators are arranged on the two sides of the limiter respectively. One end of the regulator is hinged with the limiter, and the other end is hinged with the bracket; the end, away from the adjuster, of the support is hinged to the limiter. The device has the advantages that after the head of a mouse is limited, medicine injection is carried out, and the hand of an experimenter is effectively prevented from being injured; after the mouse enters the limiter, the angle of the limiter is adjusted, so that the head of the mouse inclines downwards, the abdomen of the mouse is exposed while the mouse is prevented from escaping, and medicine can be conveniently injected into the abdomen of the mouse; the inclination angle of the limiter can be freely selected, so that mice can be kept in a fixed posture for a long time, and injection is facilitated.

This utility model discloses a single-pitch shift fork mechanism for sign assembly, relating to the field of sign assembly technology. It includes a mounting plate with a mounting rod fixedly connected to the top, and a guide plate three fixedly connected to the top of the mounting rod. In this utility model, the insertion rod is slidably connected to an auxiliary component, and the guide plate two is slidably connected to the guide plate one. A shift fork pitch cylinder drives the shift fork body to move, and the insertion rod slides along the auxiliary component, achieving distance adjustment between the two shift fork bodies. The shift fork cylinder drives the shift fork body and guide plate two to move, and the shift fork mechanism transfer cylinder drives the guide plate one to move along the guide rail, enabling the insertion and movement of signs, thereby assisting in sign assembly, reducing manual labor, preventing hand injuries, and ensuring assembly safety. A buffer plate is used to cushion and protect the sides of the guide plate one and limit its movement range, preventing the bottom of the guide plate one from separating from the guide rail.

The utility model belongs to the technical field of traditional Chinese medicine slicing, and particularly relates to a slicing machine for slicing traditional Chinese medicine, which comprises a body, a blade and a discharging groove, the discharging groove is arranged on the surface of the body, the blade is arranged in the discharging groove through an electric telescopic rod and reciprocates up and down, an empty groove is arranged in the discharging groove, and the blade is arranged in the empty groove. Two empty grooves are formed, a pair of the empty grooves are symmetrically arranged about the center axis of the discharging groove, the push plate is arranged between the two empty grooves, the two ends of the push plate penetrate through the empty grooves, the push plate is slidably connected in the empty grooves through springs, and a pressing plate is arranged on the surface of the push plate through a fixing mechanism and used for pressing traditional Chinese medicinal materials. The traditional Chinese medicinal materials can be fixed through cooperation of the push plate and the pressing plate, manual pushing is replaced, the feeding stability is guaranteed, the problem that the slicing thickness is not uniform easily is solved, and meanwhile the situation that the hands of workers are too close to the blades, and consequently the hands of the workers are injured easily is avoided.

The utility model relates to the technical field of positioning structures, and discloses a massager movement gear shaft press-in positioning structure which comprises a base, two limiting sliding columns are symmetrically and fixedly installed on the upper surface of the base, sliding sleeves are installed on the outer surfaces of the two limiting sliding columns in a sliding mode, and a sliding plate is fixedly installed between the two sliding sleeves. When the pressing head moves upwards, the sliding plate moves upwards through the acting force of the first spring, the sliding plate drives the bevel angle of the L-shaped support to leave the chamfer angle, at the moment, the V-shaped clamping plate clamps the movement gear shaft again, and the movement gear and the movement gear shaft are brought out of the positioning circular groove through the sliding plate. And the movement gear and the movement gear shaft can be brought out of the positioning circular groove, so that the hand injury caused by manually taking the assembly body by an operator is avoided, and the use safety of the operator is ensured.

A magic cover combination toy modeling disassembly and assembly tool, characterized in that: it includes a gripping rod and a first disassembly and assembly unit, the first disassembly and assembly unit is arranged at the left end of the gripping rod; the first disassembly and assembly unit includes a support plate and an axial inner cover extrusion piece, the support plate is connected to the gripping rod, and the top end of the axial inner cover extrusion piece is connected to the bottom surface of the support plate. Compared with the prior art, the beneficial effect of the present invention is that due to the provision of the first disassembly and assembly unit, it can be used for the installation and disassembly of magic covers or parts located at the edge; and the second disassembly and assembly unit can be used for the installation and disassembly of magic covers or parts located at the edge or middle of the modeling; the user operates the first disassembly and assembly unit or the second disassembly and assembly unit to assist in completing the installation and disassembly of the magic cover or parts, which can greatly reduce the wear and tear of the hands, avoid hand injuries after long-term use, and can effectively speed up the installation and disassembly speed, ensuring that the splicing and disassembly can be completed smoothly.

The utility model provides a stamping device for manufacturing mining equipment, which belongs to the technical field of stamping protection and comprises a workbench, an upper die arranged on the upper surface of a placing frame workbench, supporting frames arranged on the two sides of the placing frame workbench, sliding grooves formed in the two sides of the supporting frames of the placing frame, and supporting plates arranged in the sliding grooves of the placing frame. A lower mold is arranged at the bottom of the placing frame supporting plate, an inclined plate in the protection assembly is arranged at the side end of the placing frame supporting plate, and an arc-shaped protection handle is arranged at the end of the inclined plate of the placing frame. According to the utility model, the hands of personnel can be prevented from being injured in the stamping process.

The utility model discloses a DVI connecting line with an auxiliary pull-out function, which relates to the technical field of connecting lines and comprises a connecting line, joints at two ends of the connecting line, a top plate at one side end of each joint and an interface on the top plate. Fixing columns are arranged at the four corners of the side end, away from the connector, of the top plate, movable grooves are formed in the side ends, facing the top plate, of the fixing columns, ejector rods are arranged in the movable grooves, penetrating holes allowing the ejector rods to stretch out are formed in the four corners of the top plate, and elastic pieces are arranged between the ejector rods and the inner walls of the movable grooves; when the connector needs to be pulled out of the inserting opening, the elastic piece pushes the ejector rod through elastic force, the ejector plate exerts thrust on the bottom plate at the inserting opening end to generate counter-acting force, and therefore force needed by separation of the connector and the inserting opening is reduced, and pulling-out force needed by a user is reduced. And a user is assisted to pull out the interface of the connector from the socket, so that the risk of equipment damage or hand injury caused by overexertion is avoided.

The utility model relates to the technical field of nursing materials, and discloses a hand injury prevention ampoule bottle opener for nursing, which comprises a device main body, a positioning circular ring arranged on the inner side of the device main body, a frosted ring arranged in the middle of the positioning circular ring, a connecting groove arranged on the surface of one side of the device main body, and a device auxiliary block arranged on one side of the device main body. The other side of the device body and the other side of the device auxiliary block are each provided with a fixing ring, the inner side of each fixing ring is provided with an anti-skid soft face, one side of each fixing ring is provided with a connecting block, the top end of the device body is provided with a supporting block, and the top end of each supporting block is provided with a protection soft block. According to the ampoule bottle opening device, through the arrangement of the device main body, the device auxiliary block and the supporting block, the ampoule bottle opening device can conveniently and rapidly open an ampoule bottle, and meanwhile the situation that the hands of medical staff are cut when the ampoule bottle is opened is conveniently reduced.

The invention discloses an environment-friendly hairpin assembly machine, and relates to the technical field of hairpin assembly, the environment-friendly hairpin assembly machine comprises a conveying assembly, the conveying assembly comprises a mounting table, and a second rotating motor is mounted at the top of the mounting table. By arranging the conveying assembly, multi-station assembling of the environment-friendly hairpins can be achieved, different stations can be switched for efficient assembling, the environment-friendly hairpins can be clamped and fixed through a buffer pad, unnecessary displacement of the hairpins in the assembling process is avoided, the assembling precision can be effectively improved, flaws are avoided in the assembling process, and the assembling efficiency is improved. The problem that the environment-friendly hairpin needs to be manually supported to be assembled is solved, the requirement for manpower is reduced, the assembling efficiency is greatly improved, meanwhile, potential safety hazards are reduced, the situation that the hand is injured during supporting is avoided, the buffering protection effect can be achieved when the environment-friendly hairpin is clamped and fixed through a buffering pad made of silica gel, and the environment-friendly hairpin is convenient to assemble. And damage to the hairpin due to large clamping force is avoided.

The invention discloses a hand injury monitoring system, which comprises a multi-mode acquisition device, a signal processing unit, a signal processing unit, a signal processing unit, a signal processing unit, a signal processing unit and a signal processing unit, and is characterized in that the multi-mode acquisition device comprises a finger data acquisition device and a myoelectricity acquisition device; the finger data acquisition device acquires a finger curvature signal; the myoelectricity acquisition device adopts a myoelectricity electrode to acquire a myoelectricity signal; the signal processing unit carries out amplification, filtering and digital conversion on the electromyographic signals to obtain processed electromyographic signals, and carries out resistance voltage division on the finger curvature signals to obtain processed finger curvature signals; and the data processing device preprocesses the processed electromyographic signals to obtain frequency spectrum features, preprocesses the processed finger curvature signals to obtain time sequence features, performs cross-modal fusion on the frequency spectrum features and the time sequence features, and outputs a hand motion function recognition result. And the data processing device fuses myoelectricity and kinematics information, so that cross-modal feature complementary enhancement is realized, and the robustness of the model for identifying the hand motion function is improved.

The chisel comprises a chisel head, a grab handle and a chisel head, a first baffle is fixedly arranged at the upper end of the grab handle, a second baffle is fixedly arranged at the lower end of the grab handle, and an anti-falling finger ring is fixedly arranged on the side face of the grab handle. The chisel has the beneficial effects that the high-strength and impact-resistant steel plates are arranged on the two sides of the holding part, and the edges of the steel plates are finely polished, so that the impact force can be effectively blocked and dispersed even if the chisel suddenly deviates or rebounds in a vigorous knocking process, the hand of a user is prevented from being directly injured, and the service life of the chisel is prolonged. And the risk of occupational injury is greatly reduced.

The utility model relates to a meat cutter capable of preventing hand injury, which comprises a cutting knife row, a model capable of containing meat and a base capable of being placed on a table top, the model is arranged on the base, the cutting knife row comprises a plurality of long-strip-shaped blades which are arranged side by side at intervals, the model is provided with a placing cavity, and the placing cavity is provided with a handle. A plurality of cutter grooves which are arranged side by side at intervals are vertically formed in the front side wall and the rear side wall, opposite to each other, of the containing cavity. During normal use, the blades can enter the corresponding cutter grooves and slide back and forth to cut meat in the containing cavity; the chair is characterized in that the base is provided with a handrail part which extends laterally and is used for a hand to hold. The handrail part is arranged on the base and is separated from the blade, so that the blade is effectively prevented from scratching a hand, the holding force when the blade is held by the hand cannot act on the model, the model cannot be driven by the holding force to shake, deformation and deviation of the groove wall of the cutter groove are avoided, a cutter row is not easily clamped by the groove wall of the cutter groove when entering the model, and cutter feeding is smooth; when the blade is pulled, clamping stagnation is avoided, and meat cutting is easy.

A dish-washing machine capable of automatically opening a door and preventing hands from being pinched comprises a machine body of the dish-washing machine, a controller installed in the machine body, a door plate installed on the front side of the machine body, a telescopic mechanism installed on the top of the machine body, a lock catch arranged at the front end of the telescopic mechanism, and a lock body arranged on the door plate. After receiving a door opening instruction, the controller firstly controls the telescopic mechanism to drive the lock catch to retract, so that the lock cylinder in the lock body unlocks the lock catch, and the lock catch leaves the lock body; the damping force at the hinged position of the door plate is small, the door plate is pushed to be opened after the lock catch makes contact with the lock cylinder, and finally the controller controls the telescopic mechanism to retract, and the lock catch is reset to the initial position. According to the utility model, the door can be automatically opened by knocking the door plate or the control button, the lock catch is separated from the lock cylinder when the door is opened, the door plate is pulled in a more labor-saving manner by hand, and meanwhile, the hand injury caused by the fact that the door plate is pulled back by the lock catch accidentally and the door plate is suddenly closed when a user pulls the door by hand is avoided.

The utility model relates to a stay wire binding device for binding a steel wire rope, and belongs to the technical field of electric power. The aluminum coil winding device mainly comprises an aluminum coil limiting shell, a supporting column, a winding handle, a winding reel and a connecting rod, the connecting rod is arranged at the end of the limiting shell, the limiting shell is installed on the winding handle through the connecting rod, the limiting shell is of a hollow structure with an opening in the bottom, the supporting column is arranged on one side of the limiting shell, and the supporting column is sleeved with the rotatable winding reel. A wire inlet hole for a steel wire rope to penetrate is formed in the top end of the limiting shell. According to the utility model, an operator can conveniently, quickly and uniformly bind a steel wire rope on a wire, the tightness of a wire joint and the stability in a tension test process are ensured, the problems of repeated operation and non-uniformity during manual binding are avoided, the working efficiency is greatly improved, the labor intensity is effectively reduced, the binding effect is ensured, and in addition, the labor intensity is reduced. And the risk of hand injury is reduced, and the working safety is improved.

The utility model relates to the technical field of envelope tube installation, in particular to a rapid envelope tube penetrating device, which comprises two hinged support lugs, connecting plates are arranged at the front ends of the support lugs, a through hole is formed between the two connecting plates and used for penetrating an electric wire, notches are formed at the front ends of the two connecting plates, and guide parts are arranged at the front ends of the connecting plates and used for guiding the electric wire to penetrate through. The two guide parts also form a notch; a groove is formed in the supporting lug, an elastic steel wire penetrates through the groove, and the two ends of the elastic steel wire are connected with the connecting plates on the two sides respectively; according to the utility model, the wire covering pipe can be quickly sleeved on the battery lead-out wire, and the work is efficient, convenient and quick; and the risks of hand injury and cut injury when the wire pipe is manually sleeved by a worker are avoided, and the safe operation of the worker is ensured.

The present invention relates to the field of mechanical processing technology, and discloses a tapping device for nut processing, including a feeding assembly, including a material storage box, a push plate, a sliding frame, an arc panel, a transmission bin, a feed pipe and a baffle, wherein the push plate is located in the material storage box, the sliding frame is fixed to the top of the material storage box, the arc panel is fixed to the top of the sliding frame, the transmission bin is fixed to one end of the sliding frame, and the feed pipe is fixed to one side of the transmission bin. The beneficial effects of the present invention are as follows: when processing screws, the screws can be moved to the bottom of the tapping machine and fixed, and then tapped, and the screws can be removed after the tapping is completed, and this reciprocating operation does not require manual intervention, which avoids the operator's hand from being close to the running tapping tool, greatly reduces the risk of hand injury, and does not require time for manual placement and removal of screws, and can achieve continuous operation, greatly improving the tapping speed and overall processing efficiency.