CN113084274A

CN113084274A - Automatic machining equipment for double-end threads of steel pipes

Info

Publication number: CN113084274A
Application number: CN202110411416.2A
Authority: CN
Inventors: 朱小昆
Original assignee: Zhejiang Yuanbo Fire Technology Co ltd
Current assignee: Zhejiang Yuanbo Fire Technology Co ltd
Priority date: 2021-04-16
Filing date: 2021-04-16
Publication date: 2021-07-09

Abstract

The invention discloses automatic machining equipment for double-thread threads of steel pipes, which comprises a roller feeding line, a storage rack and a control system, wherein the roller feeding line is used for receiving and conveying cut steel pipes to the storage rack, the storage rack is used for receiving the steel pipes conveyed by the roller feeding line, and the control system is sequentially arranged. According to the invention, through the correspondingly arranged roller feeding line, automatic conveying and feeding of the steel pipes to be processed are realized, the labor intensity is reduced, the labor cost is saved, the storage rack and the guide rail slider structures on the double-thread processing mechanism are arranged, the storage and processing of the steel pipes with different lengths can be realized, the application range of the equipment is improved, the left and right rotating arm mechanisms and the clamping mechanism are matched for use, the full-automatic feeding, clamping and fixing of the steel pipes are realized, the synchronous thread processing of the two ends of the steel pipes is realized, and the processing efficiency and the processing precision are improved.

Description

Automatic machining equipment for double-end threads of steel pipes

Technical Field

The invention belongs to the technical field of mechanical equipment, and particularly relates to automatic machining equipment for double-thread threads of a steel pipe.

Background

Along with the increase of the application field of steel pipes, the use amount of the steel pipes is larger and larger, the requirements are stricter along with the processing procedure of the steel pipes, the feeding of the steel pipes in the processing procedure is an indispensable link, at present, when the steel pipes are mechanically processed, the steel pipes are put on a conveying roller way in a manual mode, and because the length and the quality of the steel pipes are large, the manual operation is difficult, the labor intensity is high, the feeding time is long, the cost is high, the efficiency is low, and workers frequently work near the roller way, the potential safety hazard is large; the existing steel pipe feeding mechanism is easy to cause the piling of a plurality of steel pipes, the surfaces of the steel pipes are easy to damage, and the machining efficiency is low. Meanwhile, the thread turning process is carried out on the end part of the steel pipe, the thread turning process is also a relatively common machining process of the steel pipe, most of the existing machines for turning threads on the steel pipe adopt a threading machine, then, before the threading machine works, the steel pipe to be turned into threads needs to be placed at a specified position, then the steel pipe is clamped tightly, the steel pipe is most sheathed by driving a plate pressure head by using mechanical equipment, the steel pipe is taken down after the threading is finished, then the steel pipe which is not sheathed with a new thread is replaced for threading again, in the prior art, the equipment for turning threads on the double ends of the steel pipe usually turns one end of the thread firstly, then the position is manually changed, and the other end is turned. Therefore, the threading machine in the prior art is not only troublesome to operate, high in labor intensity, potential safety hazard and low in working efficiency.

Disclosure of Invention

Aiming at the problems in the prior art, the invention aims to provide automatic machining equipment for double-thread threads of steel pipes. This automatic processing equipment realizes automatic transport material loading, and synchronous double-end carries out the threading process, under the improvement work efficiency prerequisite, still can realize reducing intensity of labour, the cost of using manpower sparingly improves a great deal of advantages such as production safety.

The invention is realized by the following technical scheme:

steel pipe double thread automatic processing equipment, its characterized in that includes:

roller material loading line: the steel pipe storage rack is used for receiving and conveying the cut steel pipes to the storage rack;

a material storage rack: the steel pipe receiving and conveying device comprises a material storage frame, a fixed conveying jacking feeding mechanism and a movable conveying jacking feeding mechanism, wherein the fixed conveying jacking feeding mechanism and the movable conveying jacking feeding mechanism are respectively arranged at two ends of the material storage frame;

double thread processing agency: the threading device comprises a working table frame, and a fixed clamp mechanism and a movable clamp mechanism which are arranged on two sides of the upper end surface of the working table frame, wherein the outer sides of the fixed clamp mechanism and the movable clamp mechanism are respectively provided with a cutter unfolding power head mechanism, and the movable clamp mechanism and the corresponding cutter unfolding power head mechanism move on the working table frame through a guide rail slider mechanism;

the control system comprises: the device comprises a controller, a clamping and placing device and a cutter unfolding power head mechanism, wherein the controller is used for controlling the synchronous action of the fixed clamp mechanism and the movable clamp mechanism to complete the clamping and placing of the steel pipe, and controlling the cutter unfolding power head mechanism to complete the thread turning process according to a preset program.

Preferably, the roller feeding line comprises a feeding frame, a plurality of rollers, a roller driving motor and a steel pipe forward pushing mechanism, the rollers are sequentially arranged along the length direction of the feeding frame at intervals, the roller driving motor drives the rollers to rotate through a synchronizing wheel and a synchronizing belt, feeding work of steel pipes on the roller feeding line is completed, the steel pipe forward pushing mechanism comprises a forward pushing cylinder and a forward pushing plate fixedly connected with a cylinder rod of the forward pushing cylinder, the forward pushing plate is arranged on one side, away from the stock frame, of the feeding frame, a discharging side plate is arranged at a position, corresponding to the forward pushing plate, on one side, close to the stock frame, of the feeding frame, and the discharging side plate is higher than the storage frame.

Preferably, the position that corresponds the hold-in range on the material loading frame is provided with the hold-in range safety cover, and the both sides of material loading frame still are provided with the cylinder safety cover, the preceding cylinder passes through the fixed safety cover of cylinder and fixes in one side of material loading frame, the one end that the material loading frame is close to the unloading curb plate still is fixed with the afterbody baffle, still is provided with diffuse reflection sensor on the material loading frame.

Preferably, fixed conveying jacking feeding mechanism and movable conveying jacking feeding mechanism all include: the steel pipe jacking device comprises a conveying mechanism, a jacking mechanism and a feeding mechanism, wherein the conveying mechanism is arranged on the upper end surface of a material storage frame in a matching manner and used for conveying steel pipes to be processed, the jacking mechanism is correspondingly arranged at the end part of the conveying mechanism and used for jacking the conveyed steel pipes positioned at the end part, and the feeding mechanism is correspondingly arranged with the jacking mechanism and used for receiving the steel pipes conveyed by the jacking mechanism and realizing accurate positioning of the steel pipes through a positioning mechanism;

the conveying mechanism comprises a fixed mounting panel, a sliding mounting panel and a slope conveying plate which are symmetrically arranged at two ends of the material storage frame and have the same structure, the fixed mounting panel and the sliding mounting panel are respectively connected with the material storage frame through guide rails, the sliding mounting panel is slidably mounted on the material storage frame through a guide rail slider mechanism so as to adjust the distance between the sliding mounting panel and the fixed mounting panel, and the slope conveying plate is respectively and fixedly mounted on the sliding mounting panel and the fixed mounting panel;

the jacking mechanism comprises a jacking bottom plate, a jacking inclined plate fixed on the jacking bottom plate and a jacking motor used for driving the jacking bottom plate, wherein an output shaft of the jacking motor is fixedly connected with the jacking bottom plate, jacking guide rods are further arranged on two sides of the jacking bottom plate, and the jacking guide rods penetrate through a fixed mounting panel and a sliding mounting panel which are correspondingly arranged;

feeding mechanism is including setting up the pay-off guide rail on the material stock frame, with pay-off guide rail sliding fit's lead screw jacking bottom plate, lead screw jacking push pedal, be used for driving the lead screw cylinder of lead screw jacking push pedal, the fixed jacking layer board and the jacking baffle that is provided with in both sides of lead screw jacking push pedal, be provided with the steel pipe standing groove of V type structure on the jacking layer board, the one end that the jacking baffle corresponds the steel pipe standing groove is provided with steel pipe clamping mechanism.

Preferably, a stop block is vertically and upwards arranged at one end, close to the jacking mechanism, of the slope conveying plate, and is used for preventing the steel pipe from falling; the outer edges of the fixed mounting panel and the sliding mounting panel are vertically provided with baffles along the length direction; the jacking inclined plate is inverted L-shaped, one end of the jacking inclined plate extends towards the direction of the inclined conveying plate and is partially overlapped with the inclined conveying plate, and the highest end of the jacking inclined plate is not higher than the lowest end of the inclined conveying plate in the original state.

Preferably, the steel pipe clamping mechanism comprises a pushing and aligning plate correspondingly arranged on the jacking baffle and a pushing and aligning cylinder used for driving the pushing and aligning plate to do telescopic motion, and an output shaft of the pushing and aligning cylinder penetrates through the jacking baffle and then is fixedly connected with the pushing and aligning plate; the feeding mechanism further comprises a material ejecting guide rod, the lower end of the material ejecting guide rod is fixedly arranged on the screw rod jacking bottom plate, and the upper end of the material ejecting guide rod penetrates out of the screw rod jacking push plate; the screw rod jacking bottom plate is connected with the fixed mounting panel and the sliding mounting panel through connecting plates.

Preferably, the fixed clamp mechanism and the movable clamp mechanism each comprise: the clamping block mechanism is arranged between the left rotating arm mechanism and the right rotating arm mechanism and used for clamping and fixing the steel pipe so that the cutter unfolding power head mechanism can synchronously carry out thread machining on two ends of the steel pipe; the cutter head of exhibition sword unit head mechanism corresponds clamp splice mechanism and is 90 degrees angular settings, left swivel arm mechanism and right swivel arm mechanism move the bottom plate and lead rail slider structural connection through the clamp, the clamp moves the lower bottom surface that moves the bottom plate and fixes and be provided with the slider, the slider uses with the guide rail cooperation, the clamp moves the upper surface that moves the bottom plate and still fixes and be provided with synchronous clamp bottom plate.

Preferably, the left rotating arm mechanism comprises a turning support fixedly arranged at one end of the clamp transferring bottom plate, a left rotating arm motor and a left rotating arm, the left rotating arm motor is connected with the left rotating arm through a left speed reducer, and the left speed reducer is fixedly arranged on the turning support;

the right rotating arm mechanism comprises a fixed plate vertically arranged at one end of the clamp transfer base plate, a right rotating arm motor and a right rotating arm, the right rotating arm motor is connected with the right rotating arm through a right speed reducer, and the right speed reducer is fixedly arranged on the outer side surface of the fixed plate;

the clamp splice mechanism is provided with two, and bilateral symmetry sets up, all includes synchronous clamp bottom plate, synchronous clamp guide rail, synchronous clamp slider, synchronous clamp seat, synchronous clamp, the synchronous clamp actuating mechanism that from the bottom up set gradually, the fixed upper surface that moves the bottom plate that sets up at the clamp of synchronous clamp bottom plate, the synchronous clamp guide rail sets up along synchronous clamp bottom plate length direction, the synchronous clamp slider uses with the cooperation of synchronous clamp guide rail, the fixed setting of synchronous clamp seat is on the upper surface of synchronous clamp slider, the fixed setting of synchronous clamp is on synchronous clamp seat, is provided with the clamp splice that is used for the centre gripping steel pipe on two synchronous clamp correspond the face.

Preferably, the left rotating arm and the right rotating arm both comprise a rotating arm plate, a transverse pushing fixing plate fixedly arranged at one end of the rotating arm plate, a transverse pushing cylinder plate, a clamping jaw cylinder and a clamping jaw, the rotating arm plate is provided with a clamping jaw pushing cylinder, a cylinder rod of the clamping jaw pushing cylinder penetrates through the transverse pushing fixing plate and is fixedly connected with the transverse pushing cylinder plate, the clamping jaw cylinder is fixedly arranged on the transverse pushing cylinder plate, two ends of the clamping jaw cylinder are provided with clamping jaw mounting plates controlled to reciprocate, the clamping jaw is fixedly arranged on the clamping jaw mounting plates, arc-shaped surfaces consistent with the radian of the outer wall of the steel pipe are arranged on the clamping jaw, a guide rod is further arranged between the transverse pushing cylinder plate and the transverse pushing fixing plate, one end of the guide rod is fixed on the transverse pushing cylinder plate, the other end of the guide rod penetrates through the transverse pushing fixing plate and is positioned at two sides of the rotating arm plate, and clamping induction, the clamp induction sheets are respectively and coaxially arranged with the corresponding left rotating arm and the right rotating arm.

Preferably, the synchronous clamp driving mechanism comprises a bidirectional threaded screw rod, a servo motor, a screw rod tailstock and a screw rod bearing seat, the screw rod bearing seat is fixedly arranged at one end of the synchronous clamp bottom plate, a double-diaphragm coupler is arranged in the screw rod bearing seat, the screw rod tailstock is vertically arranged at the other end of the synchronous clamp bottom plate, the servo motor is connected with the bidirectional threaded screw rod through the double-diaphragm coupler, a threaded hole with internal threads is formed in the synchronous clamp, a through hole coaxial with the threaded hole is formed in the screw rod tailstock, and the bidirectional threaded screw rod sequentially penetrates through the two threaded holes and the through hole and then is connected with the bearing seat arranged on the screw rod tailstock; and a sensor is arranged on the side surface of the synchronous clamp through a sensor mounting plate.

According to the invention, through the correspondingly arranged roller feeding line, automatic conveying and feeding of the steel pipes to be processed are realized, the labor intensity is reduced, the labor cost is saved, the storage rack and the guide rail slider structures on the double-thread processing mechanism are arranged, the storage and processing of the steel pipes with different lengths can be realized, the application range of the equipment is improved, the left and right rotating arm mechanisms and the clamping mechanism are matched for use, the full-automatic feeding, clamping and fixing of the steel pipes are realized, the synchronous thread processing of the two ends of the steel pipes is realized, and the processing efficiency and the processing precision are improved.

Drawings

FIG. 1 is a schematic view of a roller loading line according to the present invention;

fig. 2 is a schematic view of the overall structure of the material storage rack of the present invention;

3-4 are assembly structure diagrams of the conveying mechanism and the jacking mechanism;

5-6 are schematic structural views of the feeding mechanism;

FIG. 7 is a schematic view of the overall structure of the double-start thread processing mechanism of the present invention;

FIG. 8 is a schematic structural view of the fixed clamp mechanism;

FIG. 9 is an exploded view of FIG. 8;

FIGS. 10-11 are schematic views of the mounting structure of the swing arm plate;

FIG. 12 is an overall assembly view of the present invention;

in the figure, 1-roller loading line, 101-loading frame, 102-roller, 103-roller driving motor, 104-front push plate, 105-blanking side plate, 106-synchronous belt protective cover, 107-roller protective cover, 108-cylinder fixed protective cover, 109-tail baffle, 110-diffuse reflection sensor, 2-storage material frame, 201-material storage frame, 202-fixed conveying jacking feeding mechanism, 203-movable conveying jacking feeding mechanism, 204-conveying mechanism, 2041-fixed mounting panel, 2042-sliding mounting panel, 2043-slope conveying plate, 205-jacking mechanism, 2051-jacking bottom plate, 2052-jacking sloping plate, 2053-jacking motor, 2054-jacking guide rod, 206-guide rail, 207-feeding mechanism, 2071-feeding guide rail, 2072-screw rod jacking bottom plate, 2073-screw rod jacking push plate, 2074-screw rod cylinder, 2075-jacking support plate, 2076-jacking baffle plate, 2077-steel pipe placing groove, 2078-pushing level plate, 2079-pushing level cylinder, 2080-jacking guide bar, 208-baffle, 209-baffle plate, 210-connecting plate, 3-double thread processing mechanism, 301-workbench, 302-fixed clamp mechanism, 303-moving clamp mechanism, 304-spreader power head mechanism, 305-clamp block mechanism, 3051-synchronous clamp guide rail, 3052-synchronous clamp slide block, 3053-synchronous clamp base, 3054-synchronous clamp, 3055-clamp block, 3056-bidirectional screw thread, 3057-servo motor, 8-screw rod 3057-synchronous clamp, 3059-a screw rod bearing block, 30591-a double-diaphragm coupler, 30592-a bearing block, 30593-a sensor, 306-a left rotating arm mechanism, 3061-a turning support, 3062-a left rotating arm motor, 3063-a left rotating arm, 3064-a left speed reducer, 307-a right rotating arm mechanism, 3071-a fixing plate, 3072-a right rotating arm motor, 3073-a right rotating arm, 3074-a right speed reducer, 308-a clamp transfer base plate, 309-a synchronous clamp base plate, 310-a rotating arm plate, 311-a transverse pushing fixing plate, 312-a transverse pushing cylinder plate, 313-a clamp cylinder, 314-a clamp, 315-a clamp pushing cylinder, 316-a clamp mounting plate, a guide rod-317 and 318-a clamp induction sheet.

Detailed Description

The invention is described in further detail below with reference to the accompanying drawings so that the technical solutions of the invention can be better understood.

As shown in fig. 12, the automatic processing equipment for double-thread of steel pipes of the present invention comprises a roller feeding line, a storage rack, a double-thread processing mechanism and a control system, which are sequentially arranged, wherein the roller feeding line is used for receiving and conveying cut steel pipes to the storage rack; the double-thread processing mechanism is used for clamping and fixing the steel pipes and threading the end parts of the steel pipes; the control system comprises a controller, and the controller is used for controlling the synchronous action of the fixed clamp mechanism and the movable clamp mechanism to complete the clamping and placing of the steel pipe, and controlling the cutter expanding power head mechanism to complete the thread turning process according to a preset program.

As shown in fig. 1, the roller feeding line comprises a feeding frame, a plurality of rollers sequentially arranged along the length direction of the feeding frame at intervals, a roller driving motor and a steel pipe forward pushing mechanism, wherein the roller driving motor drives the rollers to rotate through a synchronous wheel and a synchronous belt, so that the feeding work of the steel pipes on the roller feeding line is completed, in order to avoid the damage of the steel pipes to the synchronous belt and two end parts of the rollers in the conveying process, a synchronous belt protection cover is arranged on the feeding frame at a position corresponding to the synchronous belt, and roller protection covers are also arranged on two sides of the feeding frame; the steel pipe is pushed away the mechanism before including the preceding push pedal that pushes away the cylinder, with the cylinder pole fixed connection of preceding push pedal that pushes away the cylinder, preceding push pedal sets up the one side of keeping away from the stock frame at the last work or material rest, and the preceding push pedal is fixed in one side at the last work or material rest through the fixed safety cover of cylinder, and the position that the last work or material rest is close to the corresponding preceding push pedal in stock frame one side is provided with the unloading curb plate, and the unloading curb plate is higher than the storage work or material rest, is convenient for drop on the stock frame after. In order to realize the positioning of the final moving position of the steel pipe on the roller feeding, a tail baffle is further fixed at one end of the feeding frame, which is close to the discharging side plate, and a diffuse reflection sensor is further arranged on the feeding frame and used for sensing whether the steel pipe exists in the feeding frame or not, so that a limit number is fed back to the controller to control the action of the forward pushing cylinder.

As shown in fig. 2-6, the material storage rack comprises a material storage frame, a fixed conveying jacking feeding mechanism and a movable conveying jacking feeding mechanism which are respectively arranged at two ends of the material storage frame, wherein the movable conveying jacking feeding mechanism is slidably arranged on the material storage frame through a guide rail slider mechanism and is used for adjusting the distance between the movable conveying jacking feeding mechanism and the fixed conveying jacking feeding mechanism according to the length of a steel pipe; the guide rail sliding block mechanism used in the invention is in conventional arrangement, the specific structure is not described in detail, and the fixed conveying jacking feeding mechanism and the movable conveying jacking feeding mechanism both comprise: the cooperation sets up at the up end of material stock frame for treat the conveying mechanism that the processing steel pipe carried, correspond the tip that sets up at conveying mechanism, be used for carrying the steel pipe that comes that is located the tip and carry out the climbing mechanism of jacking, correspond the setting with climbing mechanism, be used for receiving the steel pipe that climbing mechanism carried and realize the feeding mechanism of the accurate location of steel pipe through positioning mechanism.

As shown in fig. 2-4, the conveying mechanism includes a fixed mounting panel and a sliding mounting panel, which are symmetrically arranged at two ends of the stock frame and have the same structure, and a slope conveying plate, the fixed mounting panel and the sliding mounting panel are respectively connected with the stock frame through guide rails, the sliding mounting panel is slidably mounted on the stock frame through a guide rail slider mechanism so as to adjust the distance between the slope conveying plate and the fixed mounting panel, the slope conveying plate is respectively fixedly mounted on the sliding mounting panel and the fixed mounting panel, in order to place the steel pipe to drop, a stop block is vertically arranged on one end of the slope conveying plate close to the jacking mechanism upwards, and a baffle plate is vertically arranged on the outer edges of the fixed mounting panel and the sliding mounting panel along the length direction; jacking mechanism includes jacking bottom plate, fixes the jacking swash plate of the type of falling L structure on jacking bottom plate, is used for driving jacking bottom plate's jacking motor, jacking motor's output shaft and jacking bottom plate fixed connection, for guaranteeing that the jacking is stable goes on, still is provided with the jacking guide arm in jacking bottom plate's both sides, and the jacking guide arm passes corresponding fixed mounting panel and the slidable mounting panel that sets up. One end of the jacking inclined plate extends towards the direction of the inclined conveying plate and is partially overlapped with the inclined conveying plate, and under the original state, the highest end of the jacking inclined plate is not higher than the lowest end of the inclined conveying plate so as to ensure that the steel pipe can be lifted up in the jacking process.

Continuing to refer to fig. 2, fig. 5-fig. 6, the feeding mechanism includes a feeding guide rail disposed on the stock frame, a screw rod jacking bottom plate slidably fitted with the feeding guide rail, a screw rod jacking push plate, and a screw rod cylinder for driving the screw rod jacking push plate, a jacking support plate and a jacking baffle plate are fixedly disposed on two sides of the screw rod jacking push plate, a steel pipe placing groove of a V-shaped structure is disposed on the jacking support plate for receiving and conveying a steel pipe to be processed, and for accurate positioning of the steel pipe, it is ensured that the steel pipe is located at a predetermined position, a steel pipe clamping mechanism is disposed at one end of the jacking baffle plate corresponding to the steel pipe placing groove, the steel pipe clamping mechanism includes a leveling plate correspondingly disposed on the jacking baffle plate and a leveling cylinder for driving the leveling plate to perform a telescopic action, wherein an output shaft of the leveling cylinder penetrates through the jacking baffle plate and.

With continued reference to fig. 5-6, the feeding mechanism further comprises a material ejecting guide rod, which is convenient for the stable operation of the jacking process, the lower end of the material ejecting guide rod is fixedly arranged on the screw rod jacking bottom plate, and the upper end of the material ejecting guide rod penetrates out of the screw rod jacking push plate; the screw rod jacking bottom plate is connected with the fixed mounting panel and the sliding mounting panel through the connecting plate.

As shown in fig. 7, the double-thread machining mechanism comprises a working table frame, and a fixed clamp mechanism and a movable clamp mechanism which are arranged on two sides of the upper end face of the working table frame, wherein the outer sides of the fixed clamp mechanism and the movable clamp mechanism are respectively provided with a cutter unfolding power head mechanism for performing thread machining on two ends of a steel pipe to be machined, and the movable clamp mechanism and the corresponding cutter unfolding power head mechanisms are moved on the working table frame through a guide rail slider mechanism so as to meet the requirement of thread machining on steel pipes with different lengths. Wherein, exhibition sword unit head mechanism is current conventional design, and concrete structure does not describe, and each specific parameter of exhibition sword unit head is: the model of the cutter head is as follows: FS-620, the tool holder is formed: 20mm, effective stroke 16mm, maximum rotation speed: 1200RPM, lead screw gauge: FZ1605, lead screw lead: 5mm, repeated positioning accuracy: 0.005mm or less, maximum feeding speed: 400 mm/min.

Referring to fig. 7 to 8, the fixed clamp mechanism and the movable clamp mechanism each include: the clamping block mechanism is arranged between the left rotating arm mechanism and the right rotating arm mechanism and used for clamping and fixing the steel pipe so that the cutter unfolding power head mechanism can synchronously carry out thread machining on two ends of the steel pipe; the cutter head of the cutter unfolding power head mechanism corresponds to the clamping block mechanism and is arranged at an angle of 90 degrees, the left rotating arm mechanism and the right rotating arm mechanism are connected with the guide rail slide block structure through the clamp transfer bottom plate, the lower bottom surface of the clamp transfer bottom plate is fixedly provided with a slide block, the slide block is matched with the guide rail for use, and the upper surface of the clamp transfer bottom plate is also fixedly provided with a synchronous clamp bottom plate.

As shown in fig. 8-9, the left rotating arm mechanism includes a turning support fixedly disposed at one end of the clamp transfer base plate, a left rotating arm motor, a left rotating arm, and a left speed reducer fixedly disposed on the turning support, and the left rotating arm motor is connected to the left rotating arm through the left speed reducer; the left speed reducer is provided with a clamp induction sheet which is coaxially arranged with the left rotating arm and is respectively arranged at two sides of the left speed reducer; the right rotating arm mechanism comprises a fixed plate vertically arranged at one end of the clamp transfer base plate, a right rotating arm motor, a right rotating arm and a right speed reducer fixedly arranged on the outer side surface of the fixed plate, the right rotating arm motor is connected with the right rotating arm through the right speed reducer, a clamp induction sheet is arranged on the right speed reducer, and the clamp induction sheet and the right rotating arm are coaxially arranged and are respectively arranged on two sides of the right speed reducer. And a sensor is arranged on the side surface of the synchronous clamp through a sensor mounting plate and used for sensing whether the steel pipe exists or not.

Continuing to refer to fig. 8-11, the left rotating arm and the right rotating arm both comprise a rotating arm plate, a transverse pushing fixing plate fixedly arranged at one end of the rotating arm plate, a transverse pushing cylinder plate, a clamping jaw cylinder and a clamping jaw, wherein a clamping jaw pushing cylinder is arranged on the rotating arm plate, a clamping jaw pushing cylinder body is embedded in a hollow groove of the rotating arm plate, so that the purpose of saving volume is achieved, a cylinder rod of the clamping jaw pushing cylinder penetrates through the transverse pushing fixing plate and then is fixedly connected with the transverse pushing cylinder plate, the clamping jaw cylinder is fixedly arranged on the transverse pushing cylinder plate, two ends of the clamping jaw cylinder are provided with clamping jaw mounting plates which control reciprocating motion, the clamping jaw is fixedly mounted on the clamping jaw mounting plates, and arc-shaped surfaces consistent with the radian of the outer wall of the. In order to realize stable pushing of the transverse pushing cylinder plate, a guide rod is further arranged between the transverse pushing cylinder plate and the transverse pushing fixing plate, one end of the guide rod is fixed on the transverse pushing cylinder plate, and the other end of the guide rod penetrates through the transverse pushing fixing plate and then is located on two sides of the rotating arm plate.

With continued reference to fig. 9-10, the two clamping block mechanisms are symmetrically arranged from left to right, and include a synchronous clamp bottom plate, a synchronous clamp guide rail, a synchronous clamp slider, a synchronous clamp seat, a synchronous clamp, and a synchronous clamp driving mechanism, which are sequentially arranged from bottom to top, wherein the synchronous clamp bottom plate is fixedly arranged on the upper surface of the clamp transfer bottom plate, and the synchronous clamp guide rail is arranged along the length direction of the synchronous clamp bottom plate. The synchronous clamp sliding block is matched with the synchronous clamp guide rail for use, the synchronous clamp base is fixedly arranged on the upper surface of the synchronous clamp sliding block, the synchronous clamps are fixedly arranged on the synchronous clamp base, and clamping blocks used for clamping the steel pipe are arranged on the corresponding surfaces of the two synchronous clamps to clamp the steel pipe. The synchronous clamp driving mechanism is used for driving the synchronous clamp to move in the same direction or in the opposite direction, so that the steel pipe is clamped and loosened.

Continuing to refer to fig. 9-10, the synchronous clamp driving mechanism includes a bidirectional threaded lead screw, a servo motor, a lead screw tailstock and a lead screw bearing seat, the lead screw bearing seat is fixedly arranged at one end of the synchronous clamp bottom plate, a double-diaphragm coupler is arranged in the lead screw bearing seat, the lead screw tailstock is vertically arranged at the other end of the synchronous clamp bottom plate, the servo motor is connected with the bidirectional threaded lead screw through the double-diaphragm coupler, a threaded hole with internal threads is arranged on the synchronous clamp, a through hole coaxial with the threaded hole is arranged on the lead screw tailstock, and the bidirectional threaded lead screw sequentially passes through the two threaded holes and the through hole and then is connected with the bearing seat arranged on.

The overall action process of the invention is as follows: the roller driving motor acts to drive the roller on the roller feeding line to rotate, thereby driving the steel pipe after cutting to move along the length direction of the roller feeding line, and after moving to a set position, the steel pipe moves to the set position according to the length of the steel pipe to be processed through the sensing of the diffuse reflection sensor arranged on the feeding frame, the forward push cylinder acts to drive the forward push plate to move, the steel pipe on the feeding frame is pushed to move towards the direction of the material storage frame, and until the steel pipe drops onto the material storage frame, the sliding installation panel on the material storage frame moves to the set position in advance according to the length of the steel pipe to be processed, so that the distance between the steel pipe and the fixed installation panel meets the preset distance, the steel pipe to be processed slides to the lowest end along the slope conveying plate of the conveying mechanism and is blocked by a stop block, a plurality of steel pipes to be processed are sequentially arranged on the slope conveying plate, then the jacking motor of the jacking mechanism acts to drive the jacking inclined plate to move upwards, the steel pipe at The V-shaped placing groove on the steel pipe clamping mechanism is internally provided with a screw rod cylinder, the screw rod cylinder acts to drive the screw rod jacking bottom plate and the screw rod jacking push plate to move upwards to a set height, finally the pushing cylinder of the steel pipe clamping mechanism acts to drive the pushing plate to move towards the end part of the steel pipe until the two pushing plates are contacted with the two ends of the steel pipe, so as to clamp the steel pipe, the clamping of a subsequent double-thread processing mechanism is waited for clamping, the distance between a moving clamp mechanism and a fixed clamp mechanism on the double-thread processing mechanism is adjusted in advance, the rotating arm plates of two correspondingly arranged left-handed rotating arm mechanisms synchronously rotate to the position of the storage rack, the clamping jaw pushing cylinder on the rotating arm plate acts to drive the clamping jaw to move forwards to the upper and lower surfaces of the two ends of the steel pipe of the storage rack, then the clamping jaw cylinder acts to drive the clamping jaw to move inwards to clamp the steel pipe delivered, the sensor senses a steel pipe, the servo motor acts to drive the synchronous clamp to move in opposite directions, so that the two clamping blocks firmly clamp two ends of the steel pipe, after the steel pipe is fixed by the clamping blocks, the clamping jaw pushing cylinder acts again to retract the clamping jaws, the left rotating arm motor works again to drive the rotating arm plate on the side to rotate to a vertical waiting state, meanwhile, thread turning processes are started to be carried out on two ends of the steel pipe, after the thread turning processes are completed, the right rotating arm mechanism acts to take out the steel pipe from the position of the clamping blocks and deliver the steel pipe to subsequent processes, the action process of the right rotating arm mechanism is basically the same as that of the left rotating arm mechanism, and the steel pipe clamp is obvious to technicians in the field, and the specific action process is not described in.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "upper", "lower", "left", "right", "vertical", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

Claims

1. The utility model provides a steel pipe double thread automatic processing equipment which characterized in that includes:

drum charging line (1): the steel pipe storage rack is used for receiving and conveying the cut steel pipes to the storage rack (2);

a material storage rack (2): the steel pipe receiving device comprises a material storage frame (201), a fixed conveying jacking feeding mechanism (202) and a movable conveying jacking feeding mechanism (203), wherein the fixed conveying jacking feeding mechanism (202) and the movable conveying jacking feeding mechanism (203) are respectively arranged at two ends of the material storage frame (201), and the movable conveying jacking feeding mechanism (203) is arranged on the material storage frame (201) in a sliding mode through a guide rail sliding block mechanism and is used for adjusting the distance between the movable conveying jacking feeding mechanism and the fixed conveying jacking feeding mechanism (202) according to the length of the steel pipe;

double thread processing mechanism (3): the threading device comprises a workbench frame (301), and a fixed clamp mechanism (302) and a movable clamp mechanism (303) which are arranged on two sides of the upper end face of the workbench frame (301), wherein the outsides of the fixed clamp mechanism (302) and the movable clamp mechanism (303) are respectively provided with a cutter unfolding power head mechanism (304), and the movable clamp mechanism (303) and the corresponding cutter unfolding power head mechanism (304) move on the workbench frame (301) through a guide rail slider mechanism;

the control system comprises: the device comprises a controller, wherein the controller is used for controlling the synchronous action of a fixed clamp mechanism (302) and a movable clamp mechanism (303) to finish clamping and placing the steel pipe, and controlling a cutter expanding power head mechanism (304) to finish a thread turning process according to a preset program.

2. The automatic processing equipment for the double-thread of the steel pipe as claimed in claim 1, wherein the roller feeding line comprises a feeding frame (101), a plurality of rollers (102) which are sequentially arranged along the length direction of the feeding frame (101) at intervals, a roller driving motor (103), and a steel pipe forward-pushing mechanism, the roller driving motor (103) drives the roller (102) to rotate through a synchronous wheel and a synchronous belt to complete the feeding work of the steel pipe on the roller feeding line (1), the steel pipe forward-pushing mechanism comprises a forward-pushing cylinder and a forward-pushing plate (104) fixedly connected with a cylinder rod of the forward-pushing cylinder, preceding push pedal (104) set up in last work or material rest (101) keep away from one side of material stock frame (201), and the position that goes up work or material rest (101) and is close to material stock frame (201) one side and corresponds preceding push pedal (104) is provided with unloading curb plate (105), unloading curb plate (105) are higher than storage work or material rest (2).

3. The automatic machining equipment for the double-thread screw thread of the steel pipe as claimed in claim 2, wherein a synchronous belt protection cover (106) is arranged on the loading frame (101) at a position corresponding to the synchronous belt, roller protection covers (107) are further arranged on two sides of the loading frame (101), the forward pushing cylinder is fixed on one side of the loading frame (101) through a cylinder fixing protection cover (108), a tail baffle plate (109) is further fixed on one end of the loading frame (101) close to the blanking side plate (105), and a diffuse reflection sensor (110) is further arranged on the loading frame (101).

4. The automatic machining equipment for double-thread of steel pipe according to claim 1, wherein the fixed conveying jacking feeding mechanism (202) and the movable conveying jacking feeding mechanism (203) comprise: the steel pipe storage device comprises a conveying mechanism (204) which is arranged on the upper end face of a material storage frame (201) in a matching mode and used for conveying steel pipes to be processed, a jacking mechanism (205) which is correspondingly arranged at the end part of the conveying mechanism (204) and used for jacking the conveyed steel pipes positioned at the end part, and a feeding mechanism which is correspondingly arranged with the jacking mechanism (205) and used for receiving the steel pipes conveyed by the jacking mechanism (205) and realizing accurate positioning of the steel pipes through a positioning mechanism;

the conveying mechanism (204) comprises fixed mounting panels (2041), sliding mounting panels (2042) and slope conveying plates (2043) which are symmetrically arranged at two ends of the stock frame (201) and have the same structure, the fixed mounting panels (2041) and the sliding mounting panels (2042) are connected with the stock frame (201) through guide rails (206), the sliding mounting panels (2042) are slidably mounted on the stock frame (201) through guide rail slider mechanisms so as to adjust the distance between the sliding mounting panels and the fixed mounting panels (2041), and the slope conveying plates (2043) are fixedly mounted on the sliding mounting panels (2042) and the fixed mounting panels (2041) respectively;

the jacking mechanism (205) comprises a jacking bottom plate (2051), a jacking inclined plate (2052) fixed on the jacking bottom plate (2051) and a jacking motor (2053) used for driving the jacking bottom plate (2051), wherein an output shaft of the jacking motor (2053) is fixedly connected with the jacking bottom plate (2051), jacking guide rods (2054) are further arranged on two sides of the jacking bottom plate (2051), and the jacking guide rods (2054) penetrate through a fixed mounting panel (2041) and a sliding mounting panel (2042) which are correspondingly arranged;

feeding mechanism (207) including set up pay-off guide rail 2071 on material stock frame (201), with pay-off guide rail (2071) sliding fit's lead screw jacking bottom plate (2072), lead screw jacking push pedal (2073), be used for driving lead screw jacking push pedal (2073) lead screw cylinder (2074), the fixed jacking layer board (2075) and jacking baffle (2076) that are provided with in both sides of lead screw jacking push pedal (2073), be provided with steel pipe standing groove (2077) of V type structure on jacking layer board (2075), the one end that jacking baffle (2076) correspond steel pipe standing groove (2077) is provided with steel pipe clamping mechanism.

5. The automatic processing equipment for the double-thread of the steel pipe as claimed in claim 4, wherein a stopper (208) is vertically and upwardly arranged at one end of the slope conveying plate (2043) close to the jacking mechanism (205) for preventing the steel pipe from falling; the outer edges of the fixed mounting panel (2041) and the sliding mounting panel (2042) are vertically provided with a baffle (209) along the length direction; the jacking inclined plate (2052) is of an inverted L shape, one end of the jacking inclined plate (2052) extends towards the direction of the slope conveying plate (2043) and is partially overlapped with the slope conveying plate (2043), and the highest end of the jacking inclined plate (2052) is not higher than the lowest end of the slope conveying plate (2043) in the original state.

6. The automatic processing equipment for the double-thread of the steel pipe as claimed in claim 4, wherein the steel pipe clamping mechanism comprises a push-and-align plate (2078) correspondingly arranged on the lift-up baffle (2076) and a push-and-align cylinder (2079) for driving the push-and-align plate (2078) to perform telescopic action, and an output shaft of the push-and-align cylinder (2079) passes through the lift-up baffle (2076) and then is fixedly connected with the push-and-align plate (2078); the feeding mechanism (207) further comprises a material ejecting guide rod (2080), the lower end of the material ejecting guide rod (2080) is fixedly arranged on the screw rod jacking bottom plate (2072), and the upper end of the material ejecting guide rod (2080) penetrates out of the screw rod jacking push plate (2073); the screw rod jacking bottom plate (2072) is connected with the fixed mounting panel (2041) and the sliding mounting panel (2042) through the connecting plate (210).

7. The automatic machining equipment for the double-thread of the steel pipe as claimed in claim 1, wherein the fixed clamp mechanism (302) and the movable clamp mechanism (303) each comprise: the steel pipe clamping and fixing device comprises a left rotating arm mechanism (306) used for clamping and delivering a steel pipe to be threaded from a storage rack (2) to a clamping block mechanism (305) for clamping, a right rotating arm mechanism (307) used for taking the steel pipe subjected to thread machining out from the clamping block mechanism (305) and delivering the steel pipe to the next procedure, and a clamping block mechanism (305) arranged between the left rotating arm mechanism (306) and the right rotating arm mechanism (307) and used for clamping and fixing the steel pipe so that the cutter expanding power head mechanism (304) can synchronously thread machine the two ends of the steel pipe; the tool bit of exhibition sword unit head mechanism (304) corresponds clamp splice mechanism (305) and is 90 degrees angular settings, left side swinging boom mechanism (306) and right swinging boom mechanism (307) move through the clamp and carry bottom plate (308) and guide rail slider structural connection, the clamp moves the lower bottom surface that carries bottom plate (308) and is fixed and is provided with the slider, the slider uses with the guide rail cooperation, the clamp moves the upper surface that carries bottom plate (308) and still fixes and be provided with synchronous clamp bottom plate (309).

8. The automatic processing equipment for the double-thread of the steel pipe as claimed in claim 7, wherein:

the left rotating arm mechanism (306) comprises a turnover support (3061) fixedly arranged at one end of the clamp transferring base plate (308), a left rotating arm motor (3062) and a left rotating arm (3063), the left rotating arm motor (3062) is connected with the left rotating arm (3063) through a left speed reducer (3064), and the left speed reducer (3064) is fixedly arranged on the turnover support (3061);

the right rotating arm mechanism (307) comprises a fixed plate (3071), a right rotating arm motor (3072) and a right rotating arm (3073), wherein the fixed plate (3071), the right rotating arm motor (3072) and the right rotating arm (3073) are vertically arranged at one end of the clamp transfer base plate (308), the right rotating arm motor (3072) is connected with the right rotating arm (3073) through a right speed reducer (3074), and the right speed reducer (3074) is fixedly arranged on the outer side surface of the fixed plate (3071);

the clamp splice mechanism (305) is provided with two, and bilateral symmetry sets up, all includes synchronous clamp bottom plate (309), synchronous clamp guide rail (3051), synchronous clamp slider (3052), synchronous clamp seat (3053), synchronous clamp (3054), the synchronous clamp actuating mechanism that from the bottom up set gradually, synchronous clamp bottom plate (309) is fixed to be set up at the upper surface that the clamp moved the load bottom plate (308), and synchronous clamp guide rail (3051) sets up along synchronous clamp bottom plate (309) length direction, synchronous clamp slider (3052) uses with synchronous clamp guide rail (3051) cooperation, synchronous clamp seat (3053) is fixed to be set up on the upper surface of synchronous clamp slider (3052), synchronous clamp (3054) is fixed to be set up on synchronous clamp seat (3053), is provided with clamp splice (3055) that are used for the centre gripping steel pipe on two synchronous clamp (3054) correspond the face.

9. The automatic processing equipment for the double-thread of the steel pipe according to claim 8, wherein the left rotating arm (3063) and the right rotating arm (3073) both comprise a rotating arm plate (310), a transverse pushing fixing plate (311) fixedly arranged at one end of the rotating arm plate (310), a transverse pushing cylinder plate (312), a clamping jaw cylinder (313) and a clamping jaw (314), the rotating arm plate (310) is provided with the clamping jaw pushing cylinder (315), a cylinder rod of the clamping jaw pushing cylinder (315) penetrates through the transverse pushing fixing plate (311) and then is fixedly connected with the transverse pushing cylinder plate (312), the clamping jaw cylinder (313) is fixedly arranged on the transverse pushing cylinder plate (312), clamping jaw mounting plates (316) controlled to reciprocate by the clamping jaw cylinder (313) are arranged at two ends of the clamping jaw cylinder (313), the clamping jaw (314) is fixedly arranged on the clamping jaw mounting plates (316), and an arc-shaped surface consistent with the radian of the outer wall of the steel pipe is arranged on the clamping jaw (314), still be provided with guide arm (317) between violently pushing away cylinder board (312) and violently pushing away fixed plate (311), the one end of guide arm (317) is fixed on violently pushing away cylinder board (312), and the other end of guide arm (317) passes and lies in the both sides of rotor arm board (310) behind violently pushing away fixed plate (311), all be provided with clamp response piece (318) on left speed reducer (3064) and the right speed reducer (3074), clamp response piece (318) respectively with corresponding left rotor arm (3063) and the coaxial setting of right rotor arm (3073).

10. The automatic machining equipment for double-thread screw of steel pipe as claimed in claim 8, wherein said synchronous clamp driving mechanism comprises a two-way screw (3056), a servo motor (3057), a screw tail base (3058) and a screw shaft bearing base (3059), the screw rod bearing block (3059) is fixedly arranged at one end of the synchronous clamp bottom plate (309), and a double-diaphragm coupling (30591) is arranged in the synchronous clamp, the screw rod tailstock (3058) is vertically arranged at the other end of the synchronous clamp bottom plate (309), the servo motor (3057) is connected with the bidirectional threaded screw rod (3056) through a double-diaphragm coupling (30591), a threaded hole with internal threads is formed in the synchronous clamp (3054), a through hole coaxial with the threaded hole is formed in the screw rod tailstock (3058), and the bidirectional threaded screw rod (3056) penetrates through the two threaded holes and the through hole in sequence and then is connected with a bearing seat (30592) arranged on the screw rod tailstock (3058); and a sensor (3062) is arranged on the side surface of the synchronous clamp (3054) through a sensor mounting plate.