116 results about "Right lateral position" patented technology

The invention discloses a construction piling machine with a shock absorbing function, which comprises a box body, a horizontal plate is slidingly connected between the two sides of the inner wall of the box, and a moving device is fixedly connected to the inner wall of the top of the box body on the left side above the horizontal plate. The right side of the top of the horizontal plate is fixedly connected with a moving device; both sides of the bottom of the inner wall of the box are fixedly connected with shock absorbing devices. The invention relates to the technical field of construction equipment. The moving device can drive the auger bit to move downward, which facilitates the auger bit to drill the ground; the moving device enables the auger bit to move up and down in a short distance without stopping, reducing the phenomenon of the machine being stuck; shock absorption The device prevents the device from shaking when it is moving and working, which improves the safety factor when the device is working and ensures the safety of workers.

The invention belongs to the field of structural strength tests and particularly relates to a fuselage cabin section structural strength test constraint system. The system comprises a bearing terrace,M stand columns, M fastening structures, M load conversion mechanisms, a fixed base, an adhesive tape and a vertical constraint mechanism, wherein the fixed base is arranged on the bearing terrace, the vertical restraining mechanisms are arranged at two ends of the fixed base and connected with the fuselage cabin section through bolts, the M stand columns are distributed at the front-back headingposition and the left-right lateral position of the fuselage cabin section correspondingly, lower ends of the stand columns are fixed to the force bearing terrace, the adhesive tape is adhered to a skin end frame and two sides of the fuselage cabin section, upper ends of the stand columns are connected with one ends of the load conversion mechanisms through a fastening structure, and the other ends of the load conversion mechanisms are connected with the adhesive tape. The system is advantaged in tht constraints meeting requirements can be provided, the constraint load of a fuselage cabin section end frame and a side wall boundary is effectively reduced, and the boundary is prevented from being damaged earlier than an assessment area.

The invention relates to the technical field of training structures in the rehabilitation department, and discloses leg, waist and shoulder linkage training equipment for bedridden patients. The equipment comprises a shoulder backup plate, wherein a headrest is fixedly connected to the middle position of the left side wall of the shoulder backup plate, a back backup plate is fixedly connected to the middle position of the right side wall of the shoulder backup plate, a breathable plate is arranged on the left side of the upper surface of the back backup plate, an empty groove is formed in the right side of the upper surface of the back backup plate, a shoulder training structure is arranged at the bottom of the shoulder backup plate, and a rotating disc is movably connected to the lower portion of the shoulder training structure. According to the leg, waist and shoulder linkage training equipment based on the bedridden patients in the rehabilitation department, the patient pulls the shoulder training structure in a reciprocating mode, then the leg training structure and the waist training structure are driven to move synchronously, meanwhile, heat dissipation can be conducted on the back and the shoulders of the patient, linkage between the structures is improved, the operation is more convenient, the automation degree is high, and the training effect is improved.

The invention discloses hardware part surface polishing machining equipment which structurally comprises a polishing cylinder, a side fixing plate, a bottom plate, a control electric box and a driver, the side fixing plate is welded to the right side of the bottom plate, the control electric box is installed on the left side of the bottom plate, and the driver is connected with the bottom of the polishing cylinder; and the polishing cylinder is fixed between the inner side of the side fixing plate and the inner side of the control electric box, a hardware part extrudes an extruded plate, the extruded plate can contract inwards along a frame, and therefore an outwards-extending rod can extend outwards till the outwards-extending rod can extend into a hole of the hardware part, so that a rotating rod can drive the polishing surface to polish the inner wall of the hole of the hardware part smoothly, an impact block can generate impact vibration on a suction block through suction force generated by the suction block on the impact block, and therefore hardware chippings on a collecting block and a rotating shaft can be vibrated to be loosened, and the hardware chippings in the rotating cylinder can be conveniently and directly cleaned in the follow-up process.

The invention discloses a supporting tooling for finish machining of a forklift accessory sprocket seat. The supporting tooling comprises a bottom plate; a sliding rail is arranged in the middle of the upper end of the bottom plate; protruding blocks are arranged at the positions, close to the two sides, of the upper end of the sliding rail; a supporting vertical plate I is arranged at the position, close to the right side, of the upper end of the bottom plate; a supporting vertical plate II is arranged on the sliding rail in a sliding mode; a groove I is arranged at the position, close to theupper end, of the side face of the supporting vertical plate II in a penetrating mode; an adjusting gear is arranged between one side wall of the groove I; two sets of vertical supports are arrangedat the position, close to the edge of the groove I, of the upper end of the supporting vertical plate II; and a baffle is arranged between the two sets of vertical supports. According to the supporting tooling for the finish machining of the forklift accessory sprocket seat provided by the invention, sprocket seats of different sizes placed at the upper end of a partition plate can be well clamped, the positions of the sprocket seats are not prone to deviating in the machining process, the height and the inclination angle of a workbench can be adjusted according to work needs, and workers canmachine the sprocket seats conveniently.

The invention discloses feeding equipment in an assembly line. The feeding equipment structurally comprises a conveying belt, supporting frames, a bearing table and a driver. The supporting frames arewelded to the bearing table, the driver is installed on the right side of the bearing table, and the conveying belt is movably clamped to the bearing table. A conical part extrudes two clamping plates to enable the clamping plates to slide and being unfolded towards the two sides along a frame body; then boosting strips extrude the clamping plates to enable the two clamping plates to slide to themiddle part to clamp the conical part; and outer surface of the standing conical part extrudes a stress rod to enable the stress rod to be contracted inwards along the frame. Therefore, a springbackstrip can reversely push the outer surface of the stress rod to be attached to the outer surface of the standing conical part, so that an adsorption disc is adsorbed to the outer surface of the standing conical part, and the stress rod can fix the position of the standing conical part.

The invention discloses a tray abutting assembly line device. The device comprises a feeding conveying belt, wherein a waiting conveying belt is arranged on the right side of the feeding conveying belt, a material receiving conveying belt is placed on the right side of the waiting conveying belt, a second driving wheel is fixed to the left side of the material receiving conveying belt, a third driving wheel is fixed to the right side of the material receiving conveying belt, a second bottom plate is arranged on the left side of the lower portion of the material receiving conveying belt, a second motor support is fixed to the upper surface of the second bottom plate, a second motor is fixed to the middle of the upper end of the second motor support, a third bottom plate is fixed to the right side of the lower portion of the material receiving conveying belt, a third motor support is fixed to the upper surface of the third bottom plate, a third motor is fixed to the upper end of the third motor support, the second driving wheel is connected with the second motor through a second belt, and the third driving wheel is connected with the third motor through a third belt. The device has the beneficial effects of continuous material receiving, high efficiency and simple operation.

The invention relates to a training model for lateral-position buttocks intramuscular injection, which is a buttocks model with parts of thighs. The buttocks model is in a posture with a right lateral position; a left side buttock is a part capable of being punctured and an outer skin covers the outer part of the left side buttock; the inner side of the left side buttock is filled with foaming materials, and a bone landmark and a piece of conductive cloth are arranged between the foaming materials; and an indicator light is arranged at the waist position of the model and is connected with the conductive cloth. The training model can be used for prompting whether the injection part is right or not in the operation process, so that the training model is very helpful to improve operation skills of learners.

The invention discloses an adjustable breathable shoulder-protective pillow, comprising an inner, an air tube and an air pump; the inner includes a front portion and a rear portion; the surface of the front portion includes a shoulder-back area, a left lateral position area, a right lateral position area and a neck-protective area, the neck-protective area is positioned between the left lateral position area and the right lateral position area, a supporting area identical to the physiological curvature of the neck when a human body in supine position, the shoulder-back area is positioned in the front of the neck-protective area, the front portion includes an upper support layer, a lower support layer and an air bag, a gap is maintained between the upper support layer and the lower support layer, the air bag is provided in the gap, the inner is an integrated latex member, and the air bag is communicated with the air pump positioned outside the inner through the air tube. The shoulder and neck supporting front portion of the adjustable breathable shoulder-protective pillow is provided with the air bag that a user may adjust by himself or herself, and height of the pillow is automatically adjustable; the inner is the latex member having moderate softness, and good comfort is provided for a user.

The invention discloses logistics parcel distribution equipment. A containing box is included. An inner cavity is formed in the containing box. The right side position in the inner cavity is providedwith a recycling device facilitating personnel to take parcels and recycling parcels not taken by personnel. A distribution device located in the inner cavity and used for distributing the parcels todifferent layers is arranged on the left side of the recycling device. The lower side of the distribution device is provided with a bottom inner cavity communicating with the inner cavity. The bottominner cavity is internally provided with a bottom conveyor driven by a motor. An overturning plate driven by the motor to rotate is arranged on the left side of the bottom inner cavity and closes thebottom inner cavity. The equipment is simple in structure, the expressage parcels are placed in the equipment in a unified manner, personnel places the expressage parcels into the inner structure of the equipment according to the actual situation, the expressage parcels are distributed to one side of the equipment, and the non-taken expressage parcels can be recycled.

The invention provides adhesive tape packing belt winding equipment capable of achieving quantitative shearing. A driving shaft is arranged in the middle of the interior of a box body, and a driving roller is installed at the left end of the interior of the box body. A connecting gear is arranged at the position, which is located on the left side of a shearing piece, of the interior of the box body, and a mounting vertical rod is arranged at the position, which is located on the right side of the shearing piece, of the interior of the box body. A pressing plate is slidably connected to the middle of the surface of the left side of the mounting vertical rod, and a connecting rope is fixedly connected to the middle of the surface of the right side of the pressing plate. When a winding rollerwinds to a certain thickness, the pressing plate moves downwards due to rightward pushing of the winding roller, then a rotating wheel is driven to rotate, a deflection rod is driven to rotate, a connecting rod is driven to move left and right along a mounting plate, the connecting gear rotates in a reciprocating mode, the connecting gear drives a convex disc on the outer side of the connecting gear to move synchronously, the convex disc rotates to enable the vertical rod to push the shearing piece to rotate with the joint of the shearing piece and the mounting plate as a rotating point, andthe two shearing pieces stretch springs on the outer sides of the shearing pieces to move towards a packing belt for shearing.

The invention discloses an auxiliary battery power supply for a wearable computer. The auxiliary battery power supply comprises a power supply body and a keyboard, wherein the power supply body is used for prolonging the endurance of the wearable computer; the keyboard is used for a standing or walking person to perform an input operation for HCI and includes a left hand keyboard and a right hand keyboard that are respectively used for a left hand and a right hand to perform an HCI operation; the left hand keyboard and / or the right hand keyboard are / is arranged on an outer surface of the power supply body; and the left hand keyboard and the right hand keyboard can be respectively arranged to a left position and a right position at a waist abdomen of a user.

The invention discloses an edema-proof foot support, which comprises a foot support tool and a knee pillow, wherein the foot support tool is used for supporting two feet of a patient; the knee pillow is used for supporting two knees of the patient; two arc-shaped grooves used for accommodating the two feet of the patient are formed in the upper side surface of the foot support tool in parallel and at intervals; and an adjustable belt used for fixing an ankle of the patient is arranged in each of the arc-shaped grooves. According to the edema-proof foot support, a timing edema-proof foot support is applied, so that legs and feet of the patient are supported; at the same time, demands of different body positions are met, limbs are placed in functional positions, and edema of lower limbs are relieved and controlled. A timer for reminding the patient to change the body position is arranged, so that the patient can turn over the body freely, the support is suitable for three body positions (a horizontal position, a left lateral position and a right lateral position), at the same time, materials are breathable, and the patient can use the support comfortably; wrapping cloth is detachable, so that cleaning and sterilizing are facilitated. In short, the edema-proof foot support is simple in structure, can be used and cleaned conveniently, and complicating diseases of pressure sores, venous thrombus and the like caused by lying in the bed for a long time can be prevented simultaneously.

The invention provides a multifunctional environment-friendly welding mechanism capable of treating welding fumes. An adjusting rod is in sliding connection to the middle position of the front surfaceof a mounting rack, and the positions, located on the left side and the right side of the adjusting rod, of the front surface of the mounting rack are fixedly connected with treatment boxes. A variable resistor is mounted at the position, located on the right side of the adjusting rod, of the front end in the mounting rack in an embedded manner. Fans are mounted on the left side and the right side of the front surface of each treatment box. Through rotating of a drive shaft, clamping plates are driven to clamp a welding part, manual operation is saved, and welding heads descend while clampingis achieved, so that operation and machining of workers are convenient; after machining is finished, the clamping plates achieve loosening, the welding heads ascend, and the situation that the welding heads are damaged due to colliding is avoided; and when welding fumes are immersed in treatment liquid, the welding fumes and the treatment liquid react to neutralize harmful substances of the welding fumes, then the welding fumes are exhausted by the fans on the outer side, flowing of air surrounding the welding part is increased while the fans on the two sides run, and the welding part is cooled when air flows.

The invention discloses a wearable computer used for human-computer interaction for a standing or walking person. The computer comprises a computer host and keyboards, the computer host is connected with the mobile or wireless Internet, the keyboards consist of a left-hand keyboard and a right-hand keyboard which are used for human-computer interaction by a left hand or a right hand respectively, the left-hand keyboard and / or the right-hand keyboard are arranged on the outer surface of the computer host, and the left-hand keyboard and the right-hand keyboard are arranged in the left side position and the right side position of the waist of the user respectively.

The invention relates to the technical field of loading and transporting vehicles, and particularly relates to a bulk feed loading and transporting vehicle which comprises a cart body. The cart body is a top opening structure, first fixing plates are fixedly welded to the front surface and the back of the upper portion of the right side of the cart body, and push rods are fixedly welded to the right sides of the first fixing plates and are hollow structures. Idler wheels are installed at the bottom of the cart body, a first fixing lug is welded and fixed to the left side of the cart body and located at the same horizontal position of the push rods, manual pushing is facilitated, and multiple sets can be transported at a time according to needs.

The invention discloses an ultrasonic detection robot for a bridge stay cable. The robot comprises a robot body, wherein a loading and unloading cavity penetrating front and back is formed in an upperside end surface of the robot body, a left groove and a right groove which communicate with a left wall and a right wall of the loading and unloading cavity are formed in the left side and the rightside in the upper end surface of the robot body correspondingly, and an upper bottom plate capable of sealing the upper side end surface of the loading and unloading cavity is arranged between the left groove and the right groove. The robot is advantaged in that the loading and unloading cavity capable of being opened and locked is formed in the robot body, and clamping wheels which are correspondingly arranged in front and rear end surfaces of the robot up and down and left and right and a bridge stay cable are clamped through a clamping device, so the robot body can stably slide on the bridge stay cable, and a transmitting sensor and a receiving sensor for ultrasonic detection and a camera capable of recording can stably work.

The invention discloses a positioning device suitable for industrial robot machining and a using method. The positioning device comprises a support assembly A, a positioning plate assembly A, a positioning frame assembly A, an arc-shaped positioning piece A, a rectangular supporting piece, an arc-shaped positioning piece B, a positioning bottom plate assembly A, a support assembly B, a positioning plate assembly B, a positioning frame assembly B and a positioning bottom plate assembly B, wherein and the positioning plate assembly A is arranged at the top of a manufacturing assembly A and is arranged on the right side of the top of the manufacturing assembly A. According to the device, through cooperation of an arc-shaped notch, a positioning opening and a positioning arc opening, the effect that workpieces in various shapes can be effectively positioned at the same time or separately is achieved, and the problem that the workpieces in various shapes cannot be effectively positioned at the same time and separated in the prior art is solved; and through cooperation of the arc-shaped notch, the positioning opening and the positioning arc opening, the effect of effectively positioning multiple workpieces in the same shape can be achieved, and the problem that the workpieces in the same shape cannot be effectively positioned in the prior art is solved.

The invention provides an adjustable tool sharpener structure easy to use for machining, and relates to the technical field of grinding equipment. The structure solves the problems that an existing tool sharpener is basically ground through a grinding wheel disc, a certain risk exists when a worker operates the grinding wheel disc rotating at a high speed, and meanwhile, when the worker adjusts the position of an object needing to be ground in a close range, ground dust can be adsorbed to clothes of the worker. The structure comprises a supporting mechanism, and the right side position of the supporting mechanism is fixedly connected with the left side position of a grinding mechanism. An adjusting mechanism is rotatably connected to the position below the front end of the supporting mechanism. When the structure is used for fixing materials, the materials are firstly placed in the middle of the top end face of a fixing plate, then the materials are fixed through cooperation of two clamps on the top end face of the fixing plate, and the two clamps can accurately fix the materials according to the width of the materials.

The invention relates to the technical field of steel structures, and discloses a steel structure clamping and fixing device capable of manually adjusting a clamping angle. The steel structure clamping and fixing device capable of manually adjusting the clamping angle comprises a clamping mechanism, an adjusting mechanism, a fixed clamping plate and a movable clamping plate. The clamping mechanismcomprises the fixed clamping plate and the movable clamping plate which are opposite, the left side walls and the right side walls of the fixed clamping plate and the movable clamping plate are connected through two sets of connecting rods with the middles rotationally connected, the bottom ends of the connecting rods are rotationally connected to sliding blocks in two sets of sliding grooves correspondingly, two first adjusting screws are in threaded connection with the interiors of the front and rear lower sides of the fixed clamping plate, and the left ends of the first adjusting screws are fixedly connected with a set of connecting rods with the left ends movably penetrating through the movable clamping plate. The adjusting mechanism is arranged on the right side of the lower portionof the clamping mechanism and comprises an adjusting base of a frame structure, and a supporting block fixed to the left side of the top of the adjusting base is rotationally connected to the bottom middle portion of the fixed clamping plate through a U-shaped supporting block.

The invention provides a pipeline transferring and lifting device for municipal pipeline construction. The pipeline transferring and lifting device comprises a fixing base, and a supporting frame is welded to the right side of the upper portion of the fixing base; a fixing frame is welded to the upper portion of the supporting frame. A fixed pulley is mounted at the right lower part of the fixed frame; a connecting rope is arranged on the lower side of the positioning ring wheel; an adjustable pipeline clamping frame structure is mounted at the lower part of the connecting rope; a hoisting rope is arranged at the upper part of the connecting rope; and the hoisting rope penetrates through the fixed pulley. A limiting sliding block is inserted into the inner side of a positioning open groove, the limiting sliding block can be conveniently used for limiting the extending support inserted into the transverse frame during use, the length of the portion, inserted into the transverse frame, of the extending support can be conveniently adjusted according to needs during use, and the supporting function of the right side of the device can be conveniently increased through universal wheels.

The invention provides an adaptable sliding type textile pay-off device which comprises a frame structure; a swinging structure is mounted in the middle of the bottom of the frame structure in a hingejoint manner; a mounting structure is arranged on the frame structure; a sliding structure is arranged on the right side, close to the rear end, of the mounting structure; a guiding structure is mounted at the due front end of the sliding structure; the sliding structure comprises a positioning plate, a screw rod, a sliding block, a guide pulley and buffering pads; the positioning plate of the sliding structure is mounted on the right side close to a pay-off wheel; the screw rod is rotatably mounted on the side, towards the pay-off wheel, of the positioning plate; the sliding block is mountedon the screw rod in a sleeving joint manner; the guide pulley is rotatably mounted on the position, towards the pay-off wheel, of the sliding block; and the buffering pads are mounted at the uppermost and lowest ends of the screw rod, so that an excellent protective role is played in the limiting positions of upper and lower motion of the sliding block.

The invention provides a vehicle part quick punching device. The vehicle part quick punching device comprises a base plate, a stud B and a nut; a slide rail is arranged on the back side of the top endsurface of the base plate; and a longitudinal fixed plate is formed by welding a first longitudinal fixed plate with a second longitudinal fixed plate. Through arrangement of a transverse fixed structure, (1) a stud A and the stud B are opposite in thread direction, so that the stud B is rotated to adjust left-right positions of two transverse fixed plates more quickly and conveniently; (2) second transverse fixed plates on the transverse fixed plates are of right-angled triangular structures, parts can be pushed to a punching station through two second transverse fixed plates during punching; and (3) a thread is arranged on the right end of a limiting cover plate at the right end of the stud B, and is in threaded connection with a nut, so that the stud B can be fixed through the nut after adjustment of the transverse fixed structure to prevent rotation of the stud B in the punching process.

The invention discloses a traditional Chinese medicine formula and enema method for treating acute radiation proctitis. The traditional Chinese medicine formula comprises an orally-taken formula and an enema formula; the enema method comprises the steps that retention enema is performed with 250 ml of a traditional Chinese medicine preparation in the enema formula, enema liquid is contained in a 250-ml saline bottle in a sealing mode, a disposable infusion tube is inserted into the saline bottle, and the tail end of the infusion tube is connected with a disposable anal tube; a patient is told that excrement is emptied, a left lateral position is adopted, gas in the tubes is exhausted firstly, the anal tube coated with liquid paraffin oil is inserted into the anus by 12-15 cm and fixed with adhesive tape, and a regulator is switched on to regulate the dripping speed to be 75 drips per minute; after the medicine is infused into the intestinal tract, a knee-chest position is kept for 20-30 minutes, the left lateral position and a right lateral position are each kept for 30-40 minutes, a horizontal position is kept for 30-40 minutes, one preparation is used in one day, and seven days serve as a treatment course.

The invention provides a positioning and cutting device for plastic product processing, which relates to the technical field of plastic processing. The positioning and cutting device comprises a discharging structure and a limiting device, wherein the discharging structure is arranged on the right side of the front end of the cutting device, and a mounting device is arranged in the middle of the front end of the top of the cutting device; the limiting device is arranged at the front end position of the bearing structure, the limiting device is connected with the front end of the bearing structure through an adjusting structure, and a measuring assembly is arranged on the left side of the front end of the bearing structure; the limiting device can be rotationally adjusted through an adjusting structure, meanwhile, the measuring assembly is installed on the left side of the limiting device, the limiting device can be more accurate after being adjusted through scales on the measuring assembly. The effect of batch cutting after rapid positioning is conveniently achieved, and the problem that after existing cutting equipment needs to be measured, cutting in a traditional mode is conducted, the working process is tedious and complex, manual measuring and cutting operation is slow, positioning and cutting of plates cannot be rapidly achieved, and the yield is low are solved.

The present invention discloses a squeezing type continuous traditional Chinese medicine extraction device for pharmacy, which comprises a working supporting frame and a squeezing screw rod, wherein asupporting base is arranged on the right side of the upper end of the working supporting frame, an air cylinder is arranged on the upper middle portion of the right end of the supporting base, and asealing cone is connected to the left side of the air cylinder and is close to the left end of the supporting base in a sleeving mode; due to the facts that the bearing sleeve column convenient to disassemble and the adjusting fixing column are installed, the bearing sleeve column convenient to disassemble is fixedly connected with the adjusting fixing column through the fixing nut device, and meanwhile, the four arc bearing sleeve columns are fixedly connected with the rotating bearing on the right side of the squeezing screw rod in a sleeved mode. A worker can disassemble and assemble the bearing sleeve column convenient to disassemble and assemble and the adjusting fixing column, the damaged rotary bearing can be rapidly separated from the bearing sleeve column convenient to disassembleand assemble, the worker can conveniently replace the damaged rotary bearing, and therefore the replacement efficiency of the worker can be improved.

The invention belongs to the permanent centripetal technical field of soft-belt-free slewing bearing quenching inductors, and discloses a moving mechanism of a soft-belt-free slewing bearing intermediate frequency quenching inductor. A driving device is fixedly arranged at the front end of the right side of a bottom plate, a driven device is fixedly arranged on the left side of the rear side of the driving device, a supporting disc is fixedly arranged at the upper parts of four supporting columns, an induction quenching device is fixedly arranged at the central position of the upper part of the supporting disc, a central hole is fixedly formed in the central position of a rotating disc, an radial adjusting device is fixedly arranged at the transverse position on the left side of the rotating disc, a vertical column is vertically and fixedly arranged at the upper part of the radial adjusting device, and a synchronous rotating device is fixedly arranged at the right side of a vertical adjusting device. According to the moving mechanism of the soft-belt-free slewing bearing intermediate frequency quenching inductor, the centering accuracy of the intermediate frequency inductor and theslewing bearing center is improved, and the quenching quality of the soft-belt-free slewing bearing is improved.

The invention discloses an automatic conveying device for welded pipe machining. The automatic conveying device comprises a placing box and a shell, a supporting frame is fixedly arranged at the lower end of the placing box, welded pipe bodies are arranged in the placing box, the shell is arranged at the left side end of the placing box, a motor is fixedly installed on the right side of the front end of the shell, first conveying wheels are movably installed on the two sides of the interior of the shell, a first conveying belt is arranged between the outer sides of the first conveying wheels in a surrounding mode, and a first transmission wheel is fixedly installed in the center of the front end of the first conveying wheel on the right side. When an electromagnet moves to the left side position, the welded pipe body at the lower end is attracted, the welded pipe body moves to the right side to the position above the first conveying belt, transportation work is facilitated, the welded pipe body on the rear side moves to the lower end position of the placing box under the action of gravity till the electromagnet is attracted again next time, so that automatic timing transportation work is carried out, manual operation is not needed, and manpower is greatly saved.