CN107774727B - Puller for round steel drawing traction device - Google Patents
Puller for round steel drawing traction device Download PDFInfo
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- CN107774727B CN107774727B CN201710996272.5A CN201710996272A CN107774727B CN 107774727 B CN107774727 B CN 107774727B CN 201710996272 A CN201710996272 A CN 201710996272A CN 107774727 B CN107774727 B CN 107774727B
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- round steel
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 57
- 239000010959 steel Substances 0.000 title claims abstract description 57
- 239000000463 material Substances 0.000 claims abstract description 86
- 230000007246 mechanism Effects 0.000 claims abstract description 63
- 238000004804 winding Methods 0.000 claims abstract description 53
- 238000005520 cutting process Methods 0.000 claims abstract description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 25
- 238000001816 cooling Methods 0.000 claims description 22
- 238000005491 wire drawing Methods 0.000 claims description 14
- 239000010720 hydraulic oil Substances 0.000 claims description 11
- 230000009471 action Effects 0.000 claims description 6
- 238000007789 sealing Methods 0.000 claims description 6
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 230000005484 gravity Effects 0.000 claims description 3
- 238000003860 storage Methods 0.000 claims description 3
- 230000006835 compression Effects 0.000 claims description 2
- 238000007906 compression Methods 0.000 claims description 2
- 238000007599 discharging Methods 0.000 claims description 2
- 238000003754 machining Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 claims description 2
- 238000013461 design Methods 0.000 abstract description 2
- 230000035945 sensitivity Effects 0.000 abstract description 2
- 208000027418 Wounds and injury Diseases 0.000 description 6
- 239000003921 oil Substances 0.000 description 6
- 230000006378 damage Effects 0.000 description 5
- 230000000694 effects Effects 0.000 description 4
- 238000001514 detection method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 230000013011 mating Effects 0.000 description 3
- 239000002994 raw material Substances 0.000 description 3
- 239000003638 chemical reducing agent Substances 0.000 description 2
- 208000014674 injury Diseases 0.000 description 2
- 238000003825 pressing Methods 0.000 description 2
- 238000012545 processing Methods 0.000 description 2
- 230000002441 reversible effect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 241000277275 Oncorhynchus mykiss Species 0.000 description 1
- 238000013459 approach Methods 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000000498 cooling water Substances 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000012840 feeding operation Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000010030 laminating Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/02—Drawing metal wire or like flexible metallic material by drawing machines or apparatus in which the drawing action is effected by drums
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21C—MANUFACTURE OF METAL SHEETS, WIRE, RODS, TUBES OR PROFILES, OTHERWISE THAN BY ROLLING; AUXILIARY OPERATIONS USED IN CONNECTION WITH METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL
- B21C1/00—Manufacture of metal sheets, metal wire, metal rods, metal tubes by drawing
- B21C1/02—Drawing metal wire or like flexible metallic material by drawing machines or apparatus in which the drawing action is effected by drums
- B21C1/14—Drums, e.g. capstans; Connection of grippers thereto; Grippers specially adapted for drawing machines or apparatus of the drum type; Couplings specially adapted for these drums
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Metal Extraction Processes (AREA)
- Forging (AREA)
Abstract
The invention discloses a puller for a round steel drawing traction device, which comprises a rotary winding drum for winding materials and a manipulator mechanism, wherein the puller is movably connected to the rotary winding drum, can clamp the materials to be processed in a matched manner with the manipulator mechanism and pull the materials to be processed to be wound on the rotary winding drum, and can release the clamping of the materials when the materials to be processed are stably wound on the rotary winding drum, so that the processed materials automatically fall; the puller comprises a chain composed of a plurality of chain links which can be attached to the side wall of the rotary drum, a clamp assembly arranged on the chain and a cutting face formed on the side wall of the rotary drum. The invention has reasonable structural design, realizes full-automatic operation, reduces labor cost, and has higher safety performance, high sensitivity, high drawing efficiency and long service life.
Description
Technical Field
The invention belongs to the field of steel bar treatment machinery, and particularly relates to a puller for a round steel drawing traction device.
Background
The steel is usually processed by forcing the steel blank through a die orifice under external tension to obtain the desired shape, size and mechanical properties of the finished steel. The drawing device in the current market needs manual feeding, the raw materials that manual chain-guiding feeding consumed are more, the cost is increased, manual discharging is needed after processing is completed, personal injury is easily caused due to the fact that the weight of steel is large and difficult to control, the labor cost is high, the machine is required to be stopped for operation, and when drawing is performed again, the change of linear velocity is caused due to the stop rotation and restarting of the rotary winding drum, and the outer diameter of the head end of the machine is not in accordance with the requirement.
Disclosure of Invention
In order to overcome the defects of the prior art, the invention provides the puller for the round steel drawing traction device, which has the advantages of high automation degree, high safety performance, less waste of raw materials, high drawing efficiency and good drawing effect.
The technical scheme adopted for solving the technical problems is as follows: the round steel drawing traction device comprises a rotary winding drum used for winding materials and a manipulator mechanism, wherein the drawing device is movably connected to the rotary winding drum, can clamp the materials to be processed in a matched manner with the manipulator mechanism and drag the materials to be processed to be wound on the rotary winding drum, and can release the clamping of the materials when the materials to be processed are stably wound on the rotary winding drum, so that the processed materials automatically fall; the puller comprises a chain composed of a plurality of chain links which can be attached to the side wall of the rotary drum, a clamp assembly arranged on the chain and a cutting face formed on the side wall of the rotary drum.
The existing drawing device needs to pull out the whole steel pipe, the torque is increased, the materials clamped by the head are longer, the number of scrapped materials is more, and the production cost is increased; the invention realizes full-automatic feeding work without stopping machine for feeding operation, thereby not only reducing labor cost, but also realizing continuous operation, reducing lost raw materials and improving safety performance; the setting of cutting face makes the steel after accomplishing the processing relax the clamp of clamp assembly and get it after, pops out from rotatory reel lateral wall under the effect of elasticity automatically, drops to the work or material rest under the effect of gravity, need not to shut down the back manual work and carry out the unloading operation to the steel of centre gripping, avoids steel resilience to cause personal injury to the workman.
Further, the cutting surface is an involute groove structure which gradually reduces along the circumferential direction of the rotary drum from one side close to the clamp assembly, and the involute groove extends to the side wall of the rotary drum part.
Further, the clamp assembly comprises a body connected with the chain, an upper chuck and a lower chuck movably connected in the body, a track is formed in the body, and the track can be matched with the upper chuck and the lower chuck to form a working position for clamping a material to be processed by the clamp assembly and a storage position for releasing the clamping of the clamp assembly to the material by the clamp assembly.
Further, the track is a right-angle trapezoid groove structure formed on the inner wall of the body in an up-down symmetrical mode. The upper clamping head and the lower clamping head are driven by the oil way control, the synchronous outward or inward movement of the upper clamping head and the lower clamping head is realized by changing the driving direction of the oil way, the track of the right-angle trapezoid groove structure is arranged, so that the steel materials are firmly clamped when the upper clamping head and the lower clamping head synchronously move outwards, the clamping of the steel materials is released when the upper clamping head and the lower clamping head synchronously move inwards, and the control is flexible.
Further, a limiting column is arranged on the upper chuck, and a limiting groove matched with the limiting column for limiting the movable stroke of the upper chuck is arranged on the body. The upper clamping head is prevented from shifting, and the clamping of materials is more stable.
Further, the body is provided with a magnetic piece which can attract the rotary winding drum mutually. The magnetic piece realizes the connection positioning of the body and the rotary winding drum, and avoids the body from separating from the side wall of the rotary winding drum.
Further, the body is provided with a traction column which can be matched with the manipulator mechanism.
Further, the manipulator mechanism comprises a mounting seat, a rotating arm rotatably connected to the mounting seat and a mechanical hook rotatably connected with the rotating arm, and a clamping groove matched with the traction column is formed in the mechanical hook.
Further, the rotary winding drum is provided with a cooling system which comprises a baffle plate, a disc arranged around the rotary winding drum and a water cooling cavity, wherein the top of the water cooling cavity is communicated with the disc, a water inlet pipe is arranged at the position, opposite to the water cooling cavity, of the baffle plate, and a drain pipe is arranged at the bottom of the disc. The temperature of the outer wall of the rotary winding drum can be reduced by cold water entering the water cooling cavity through the water inlet pipe, the rotary winding drum is prevented from being damaged by high temperature of steel, water in the water cooling cavity overflows to the disc through the top after being heated and is discharged through the drain pipe, water circulation in the water cooling cavity is realized, the cooling effect is good, damage to the device is reduced, and the yield of finished round steel is improved.
Furthermore, a hydraulic oil way is arranged in the rotary winding drum and is connected with a slip ring, and the slip ring can synchronously rotate with the rotary winding drum along with the hydraulic oil way. The hydraulic oil way is prevented from winding caused by continuous rotation of the rotary winding drum.
The invention has the beneficial effects of reasonable structural design, realization of full-automatic operation, reduced labor cost, higher safety performance, high sensitivity, high drawing efficiency and long service life.
Drawings
Fig. 1 is a schematic perspective view of a drawing traction device for round steel according to the present invention.
Fig. 2 is a schematic view of a part of a three-dimensional structure of a drawing traction device for round steel according to the present invention.
Fig. 3 is a schematic diagram of a part of a three-dimensional structure of the round steel drawing traction device.
Fig. 4 is a schematic view of a part of a three-dimensional structure of the round steel drawing traction device.
Fig. 5 is a schematic diagram of a part of a three-dimensional structure of the round steel drawing traction device of the invention.
Fig. 6 is a schematic top view of the drawing traction device for round steel of the present invention.
Fig. 7 is a side view, partly in section, of a round steel drawing traction device of the invention.
Fig. 8 is a side view of the round steel drawing traction device of the present invention.
Fig. 9 is a side view, partially in cross-section, of a round steel drawing traction device of the present invention.
Fig. 10 is a second side view of the round steel drawing traction device of the present invention.
Fig. 11 is a schematic perspective view showing a state that the clamp assembly is enclosed on the outer wall of the rotary drum.
Fig. 12 is a schematic perspective view of the clamp assembly being stretched to a feed mechanism take-out position.
Fig. 13 is a schematic diagram of a front view structure of the body.
Fig. 14 is a schematic perspective view of the body.
Fig. 15 is a schematic perspective view of a second embodiment of the body.
Fig. 16 is a schematic cross-sectional structure of the body.
Fig. 17 is a schematic top view of the body.
Fig. 18 is a schematic perspective view of a rotary drum.
Fig. 19 is a schematic perspective view of a rotary drum.
Fig. 20 is a schematic view of a partial cross-sectional structure of a rotary drum.
Fig. 21 is a schematic perspective view of a manipulator mechanism.
Fig. 22 is a schematic view showing three operation states of the manipulator mechanism.
Fig. 23 is a cross-sectional view of the mating structure of the mold assembly and the feed mechanism.
Fig. 24 is a cross-sectional view of a mating structure of the mold assembly and the feed mechanism.
Fig. 25 is an exploded view of the mating structure of the mold assembly and the feed mechanism.
Detailed Description
In order to make the present invention better understood by those skilled in the art, the following description will make clear and complete descriptions of the technical solutions of the embodiments of the present invention with reference to the accompanying drawings in which it is apparent that the described embodiments are only some embodiments of the present invention, not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the present invention without making any inventive effort, shall fall within the scope of the present invention.
As shown in fig. 1 to 10, a drawing traction device for round steel comprises a feeding mechanism 1 for fixing a material to be drawn, a rotary drum 2 for winding the material, a drawing device 5 movably connected to the rotary drum 2, a manipulator mechanism 3 for drawing the drawing device 5 from the rotary drum 2 to the feeding mechanism 1 to clamp the material, and a material rack 4 arranged below the rotary drum 2 for receiving the processed material. The material racks 4 with different outer diameters are selected, so that the rolling diameter of the round steel which is processed can be controlled, and the material racks 4 with different heights are selected, so that the rolling height of the round steel which is processed can be controlled. The pulley is installed to the bottom of work or material rest 4, and it just is placed in the bottom of rotatory reel 2, and the lateral wall encloses and is equipped with a plurality of reverse U type supports, conveniently dispels the heat.
As shown in fig. 11-18, the puller 5 includes a chain 51 and a cutting face 21 formed in the bottom side wall of the rotating drum 2. One end of the chain 51 is fixedly connected to the side wall of the rotary drum 2, and the other end of the chain 51 is fixedly connected with a clamp assembly. In order to ensure a tight fitting of the chain 51 on the outer wall of the rotating drum 2, and also to increase the flexibility of the chain 51, it is composed of a plurality of block links 511. The clamp assembly includes a body 521 formed with a cavity, an upper chuck 522 and a lower chuck 523 installed in parallel up and down in the cavity, a rail 524 formed in a right-angled trapezoidal groove structure in the cavity, a hydraulic pump installed in the body 521, and a moving direction of the upper chuck 522 and the lower chuck 523 controlled through two oil paths connected to the hydraulic pump. The magnetic piece is installed on the body 521, and when the laminating of anchor clamps subassembly is on the outer wall of rotatory reel 2, the magnetic piece attracts each other with rotatory reel 2, guarantees the firm cooperation of anchor clamps subassembly and rotatory reel 2 and is connected.
When the clamp assembly is required to clamp materials, the materials are inserted into the gap between the upper clamp 522 and the lower clamp 523, the oil circuit provides hydraulic pressure to drive the upper clamp 522 and the lower clamp 523 to move outwards of the body 521 simultaneously, the gap between the upper clamp 522 and the lower clamp 523 is reduced due to the extrusion action of the trapezoid inclined planes, the materials are clamped firmly, and the clamp assembly is in a working position. To ensure stability of clamping, saw tooth structures are formed on the opposite faces of the upper clamp 522 and the lower clamp 523.
When the clamping of the material needs to be released, the upper clamp 522 and the lower clamp 523 are driven by the reverse oil paths to move into the body 521 simultaneously, the gap between the upper clamp 522 and the lower clamp 523 is enlarged, the material is loosened, and the clamp assembly is in the storage position.
In order to ensure that the upper chuck 522 and the lower chuck 523 do not deviate when working, a limit column 527 is formed on the upper chuck 522, a limit groove 525 is formed on the body 521, and the limit column 527 can be fixed by screws after penetrating out of the limit groove 525, so that the limit column 527 can only move along the limit groove 525. The bottom of the body 521 is also formed with an "I" shaped pull post 526.
The cutting surface 21 has an involute groove structure that gradually decreases from the body 521 side along the circumferential direction of the rotary drum 2, and the cutting surface 21 extends only partially along the side wall. In order to avoid the excessive bending amplitude of the steel, a groove for accommodating the body 521 is formed on the outer wall of the rotary drum 2, and the maximum depth of the involute groove structure is smaller than the depth of the groove.
In order to ensure that the steel material wound on the rotary drum 2 is attached to the outer wall of the rotary drum 2, a plurality of pinch roller mechanisms 6 are circumferentially distributed on the outer wall of the upper portion of the rotary drum 2, and in this embodiment, three pinch roller mechanisms are provided, each of which includes two pinch rollers axially mounted along the rotary drum 2. The pinch roller mechanism 6 can clamp round steel on the rotary drum 2 to prevent slipping when the pulled round steel does not reach enough turns yet.
The rotary drum 2 is driven to rotate by a motor, a hydraulic oil path 25 for inputting and outputting hydraulic oil to and from the puller 5 is installed in the rotary drum 2, and in order to prevent the hydraulic oil path 25 from curling and winding along with the rotation of the rotary drum 2, a slip ring 26 is connected to the hydraulic oil path 25, and the slip ring 26 can synchronously rotate along with the hydraulic oil path 25 and the rotary drum 2 without curling.
As shown in fig. 19 to 20, a cooling system is installed on the rotary drum 2, and comprises an annular water cooling cavity 24 arranged on the rotary drum 2, a circular disk 23 connected to the side wall of the water cooling cavity 24 and a baffle 22 connected to the top of the circular disk 23, wherein a water inlet pipe 221 is installed at the position of the baffle 22 at the top of the water cooling cavity 24, and a water outlet pipe 231 is installed at the bottom of the circular disk 23. During operation, cold water enters the water cooling cavity 24 through the water inlet pipe 221, the side wall A of the rotary winding drum 2 is cooled, water in the water cooling cavity 24 overflows to the disc 23 from the top after being heated, and finally is discharged through the water discharge pipe 231, the temperature of the rotary winding drum 2 is reduced continuously and circularly, so that the temperature of the device is controlled, the damage to the device is reduced, and the yield of finished round steel is improved.
As shown in fig. 21, the manipulator mechanism 3 includes a mounting seat 31 fixedly mounted on a side wall of a housing of the drawing traction device for round steel of the present invention, a rotating arm 32 horizontally rotatably connected to the mounting seat 31, and a mechanical hook 33 horizontally rotatably connected to one end of the rotating arm 32, and a locking groove 331 capable of locking into the traction column 526 is formed in the mechanical hook 33. The rotating arm 32 is connected with a servo motor 34 through a planetary reducer 35, and the mechanical hook 33 is connected with a servo motor 37 through a corner planetary reducer 36.
As shown in fig. 22, when the manipulator mechanism 3 is in a standby state, that is, as shown in B1, the rotating arm 32 and the mechanical hook 33 are on the same horizontal line and are disposed against the side wall of the housing, that is, the manipulator mechanism 3 does not interfere with the drawing operation; when the manipulator mechanism 3 is in a state of pulling the clamp assembly, namely as shown in a drawing B2, the rotating arm 32 and the mechanical hook 33 are arranged at an angle, and the clamping groove 331 is clamped into the pulling column 526; when the manipulator mechanism 3 is in a state of pulling the clamp assembly, namely, as shown in B2 in the figure, the mechanical hook 33 pulls the clamp assembly to the position of the discharge port 12 of the feeding mechanism 1.
As shown in fig. 23 to 25, the feed mechanism 1 includes a housing 13 provided with a feed port 11 and a discharge port 12, a die assembly 14 mounted in the housing 13, and a positioning assembly for lifting the housing 13. The die assembly 14 is closely attached to the discharge hole 12, the die assembly sequentially comprises a compression nut 141, a first sealing gasket 142, a first wire drawing die 143 for controlling the outer diameter of a finished product after machining, a second sealing gasket 144, a sleeve 145, a second wire drawing die 146 for supporting materials to be machined and a third sealing gasket from left to right, the outer diameter of the second wire drawing die 146 is larger than that of the first wire drawing die 143, the sleeve 145 is of a hollow cylindrical structure with a handle, the first wire drawing die 143 and the second wire drawing die 146 are arranged to protrude out of openings at two ends of the sleeve 145, an arc cooling groove 147 extending along the axial direction is formed in the inner wall of the sleeve 145, cooling water can flow in the cooling groove 147 to achieve the purpose of cooling, and the first wire drawing die 143 and the second wire drawing die 146 are prevented from being damaged by heating.
The box 13 is provided with a hollow cavity 16 capable of supporting steel to be processed, the other end of the cavity 16 is provided with a feed inlet 11, the feed inlet 11 is provided with four guide rollers 111, two guide rollers are vertically arranged, the other two guide rollers are horizontally arranged, and the steel passes through the centers of the four guide rollers.
A positioning assembly is connected below the box 13, and comprises a square column 151, a sliding block 152 connected with the box 13, a driving piece 153 for driving the sliding block 152 to move, and a guide seat 154 for controlling the sliding block 152 to translate up and down along the square column 151. The square column 151 is of a hollow structure, the sliding block 152 is arranged in the square column 151 in a penetrating manner, the driving piece 153 is a telescopic oil cylinder connected to the bottom of the sliding block 152, the guide seats 154 are of vertical flat plate structures arranged on two sides of the square column 151, and the driving piece 153 drives the sliding block 152 to move up and down along the guide seats 154 when the sliding block 152 moves up and down in the square column 151.
In order to ensure the drawing quality of the steel, the steel is detected before being processed, a detection mechanism is arranged on the discharge hole 12 of the feeding mechanism 1, the detection mechanism comprises three industrial cameras arranged on the discharge hole 12, the appearance detection judgment is carried out on the steel in the discharge hole 12, if the line diameter of the steel does not meet the requirement or the surface of the steel has a damage, the machine is immediately stopped for replacement, and the loss is reduced to the minimum.
The invention also comprises a control system which comprises a sensor arranged on the feeding mechanism and used for sensing whether the material to be processed is arranged at a discharge hole of the feeding mechanism;
The controller is used for receiving the signals sent by the sensor and transmitting the signals to the manipulator mechanism;
The first sensor is arranged on the manipulator mechanism and is used for receiving signals sent by the controller and dragging the clamp assembly attached to the rotary winding drum to the discharge port;
The counting module is used for recording the rotation number of the rotary winding drum and transmitting a signal to the pinch roller mechanism through the controller when the rotation number reaches a set value;
The second sensor is arranged on the pinch roller mechanism and used for receiving signals sent by the controller and controlling the pinch roller mechanism to apply external force to the material to limit the material to the outer wall of the rotary winding drum;
The third sensor is arranged on the puller and is used for receiving signals sent by the controller, and when the number of rotation turns reaches a set value, the clamp assembly is controlled to release clamping of materials;
And the fourth sensor is arranged on the feeding mechanism and used for receiving signals sent by the controller and controlling the feeding mechanism to rise along with the winding rise of the materials along the outer wall of the rotary winding drum.
The invention also discloses an operation method of the round steel drawing traction device, which comprises the following steps:
1) Forming a binding head at the end part of the material to be processed, then installing the binding head in a feeding mechanism, and penetrating the end part out of a discharge hole;
2) The height position of the feeding mechanism is adjusted through the positioning assembly, so that the feeding port and the clamp assembly are arranged at the same height;
3) Controlling a mechanical arm mechanism to pull the clamp assembly to a discharge port, and inserting a material to be processed into the clamp assembly;
4) The upper clamping head and the lower clamping head move outwards along the track, and the material to be processed is stably clamped;
5) The puller sends a signal to the controller, the rotary winding drum rotates to drive the material to rotate and wind to the outer wall of the rotary winding drum, and the feeding mechanism rises after receiving the signal, so that the material is in a horizontal state;
6) After the material is wound to the set number of turns, the material is 8-10 turns in the embodiment, and the pinch roller mechanism is controlled to apply external force to the material wound to the outer wall of the rotary winding drum so as to limit the material to the outer wall of the rotary winding drum;
7) The upper clamping head and the lower clamping head are controlled to move towards the body along the track, the clamping of the materials is released by the clamp assembly, the end parts of the materials are automatically separated from the rotary winding drum under the action of the cutting surface, and the materials which are processed are driven to fall to the material frame under the action of gravity;
8) When the load current on the rotary drum is smaller than the set value 55-60A, the rotary drum stops rotating.
The working principle of the invention is as follows: firstly, lifting the feeding mechanism to the highest position, and inserting round steel with one end passing through the binding head into a discharge hole of the feeding mechanism; the height position of the feeding mechanism is adjusted, so that the feeding port and the clamp assembly are arranged at the same height, and the round steel head is prevented from being broken; after the sensor on the feeding mechanism senses the existence of materials, signals are sent to the controller, the controller receives the signals and then sends signals to the manipulator mechanism, the first sensor on the manipulator mechanism receives the signals and then moves to the clamp assembly, the mechanical hook is sleeved on the traction column to move the puller to the discharge port, the clamp assembly is sleeved with round steel, the round steel is placed between the upper chuck and the lower chuck, the hydraulic pump provides hydraulic drive to move the upper chuck and the lower chuck outwards to firmly clamp the materials, meanwhile, the manipulator mechanism is controlled by the servo motor to return to the original position, the hydraulic pump sends signals to the controller, the rotary drum starts to rotate clockwise, the fourth sensor on the feeding mechanism receives the signals and then synchronously rises with the materials, the flatness of the finished round steel is guaranteed, after 8-10 circles of rotation, the counting module sends signals to the controller, the controller transmits the signals to the pressing wheel mechanism, the second sensor on the pressing wheel mechanism receives the signals and then approaches to the rotary drum, the rotary drum is applied with external force to squeeze the materials to the rotary drum, the materials are prevented from falling off from the rotary drum, the interval time signals are firmly clamped, meanwhile, the third sensor is controlled to pull the puller to move upwards, the hydraulic pump and the hydraulic drive to move the hydraulic pump downwards to the hydraulic drive the hydraulic pump to move down the chuck to the upper chuck to the material, the material is free to move down, the material clamping and the material is ejected from the upper chuck to finish the action of the clamping, the material is automatically and the clamping and the material is ejected from the clamping and down.
The foregoing detailed description is provided to illustrate the present invention and not to limit the invention, and any modifications and changes made to the present invention within the spirit of the present invention and the scope of the appended claims fall within the scope of the present invention.
Claims (6)
1. The utility model provides a draw traction device is drawn to round steel, including the feed mechanism that is used for fixed material, be used for winding rotatory reel (2) of material, swing joint's puller, manipulator mechanism (3) on rotatory reel (2), its characterized in that: the puller can be matched with the mechanical arm mechanism (3) to clamp materials and pull and wind the materials onto the rotary winding drum (2), and when the materials are stably wound onto the rotary winding drum (2), the puller can release the clamping of the materials, so that the processed materials automatically fall off; the puller comprises a chain (51) composed of a plurality of chain links (511) which can be attached to the side wall of the rotary winding drum (2), a clamp assembly arranged on the chain (51) and a cutting surface (21) formed on the side wall of the rotary winding drum (2); the cutting surface (21) is of an involute groove structure which gradually reduces along the circumferential direction of the rotary winding drum (2) from one side close to the clamp assembly, and the involute groove extends to the side wall of part of the rotary winding drum (2); the clamp assembly comprises a body (521) connected with the chain (51), an upper clamp head (522) and a lower clamp head (523) which are movably connected in the body (521), wherein a track (524) is formed in the body (521), and the track (524) can be matched with the upper clamp head (522) and the lower clamp head (523) to form a working position for clamping materials by the clamp assembly and a storage position for releasing the clamping of the materials by the clamp assembly; the body (521) is provided with a traction column (526) which can be matched with the manipulator mechanism (3); the manipulator mechanism (3) comprises a mounting seat (31), a rotating arm (32) rotatably connected to the mounting seat (31) and a mechanical hook (33) rotatably connected with the rotating arm (32), wherein a clamping groove (331) capable of being matched with the traction column (526) is formed in the mechanical hook (33); a groove for accommodating the body is formed on the outer wall of the rotary winding drum (2), and the maximum depth of the involute groove structure is smaller than the depth of the groove;
The feeding mechanism comprises a box body (13) provided with a feeding hole (11) and a discharging hole (12), a die assembly (14) arranged in the box body (13) and a positioning assembly for lifting the box body (13); the die assembly (14) is tightly attached to the discharge hole (12), and sequentially comprises a compression nut (141), a first sealing gasket (142), a first wire drawing die (143) for controlling the outer diameter of a finished product after machining, a second sealing gasket (144), a sleeve (145), a second wire drawing die (146) for supporting materials and a third sealing gasket from left to right, wherein the outer diameter of the second wire drawing die (146) is larger than that of the first wire drawing die (143), the sleeve (145) is of a hollow cylindrical structure with a handle, the first wire drawing die (143) and the second wire drawing die (146) are arranged to protrude out of openings at two ends of the sleeve (145), and an arc cooling groove (147) extending along the axial direction is formed in the inner wall of the sleeve (145);
the operation method of the round steel drawing traction device comprises the following steps:
1) Forming a binding head at the end part of the material, then installing the binding head in a feeding mechanism, and penetrating out the end part from a discharge hole;
2) The height position of the feeding mechanism is adjusted through the positioning assembly, so that the feeding port and the clamp assembly are arranged at the same height;
3) Controlling a mechanical arm mechanism to pull the clamp assembly to a discharge port, and inserting materials into the clamp assembly;
4) The upper clamping head and the lower clamping head move outwards along the track, and the materials are stably clamped;
5) The puller sends a signal to the controller, the rotary winding drum rotates to drive the material to rotate and wind to the outer wall of the rotary winding drum, and the feeding mechanism rises after receiving the signal, so that the material is in a horizontal state;
6) After the material is wound to the set number of turns, the pinch roller mechanism is controlled to apply external force to the material wound to the outer wall of the rotary winding drum so as to limit the material to the outer wall of the rotary winding drum;
7) The upper clamping head and the lower clamping head are controlled to move towards the body along the track, the clamping of the materials is released by the clamp assembly, the end parts of the materials are automatically separated from the rotary winding drum under the action of the cutting surface, and the materials which are processed are driven to fall to the material frame under the action of gravity;
8) When the load current on the rotary drum is smaller than the set value 55-60A, the rotary drum stops rotating.
2. Round steel drawing traction device according to claim 1, characterized in that: the track (524) is a right-angle trapezoid-shaped groove structure which is formed on the inner wall of the body (521) in an up-down symmetrical mode.
3. Round steel drawing traction device according to claim 1, characterized in that: the upper clamping head (522) is provided with a limiting column (527), and the body (521) is provided with a limiting groove (525) which is matched with the limiting column (527) and used for limiting the movable travel of the upper clamping head (522).
4. Round steel drawing traction device according to claim 1, characterized in that: the main body (521) is provided with a magnetic member which can attract the rotary drum (2) mutually.
5. Round steel drawing traction device according to claim 1, characterized in that: the rotary winding drum (2) is provided with a cooling system, the cooling system comprises a baffle plate (22), a disc (23) which surrounds the rotary winding drum (2) and a water cooling cavity (24) which is communicated with the disc (23) at the top, a water inlet pipe (221) is arranged at the position, opposite to the water cooling cavity (24), of the baffle plate (22), and a drain pipe (231) is arranged at the bottom of the disc (23).
6. Round steel drawing traction device according to claim 1, characterized in that: the rotary winding drum (2) is internally provided with a hydraulic oil circuit (25), the hydraulic oil circuit (25) is connected with a slip ring (26), and the slip ring (26) can synchronously rotate with the rotary winding drum (2) along with the hydraulic oil circuit (25).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710996272.5A CN107774727B (en) | 2017-10-24 | 2017-10-24 | Puller for round steel drawing traction device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710996272.5A CN107774727B (en) | 2017-10-24 | 2017-10-24 | Puller for round steel drawing traction device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107774727A CN107774727A (en) | 2018-03-09 |
| CN107774727B true CN107774727B (en) | 2024-05-10 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201710996272.5A Active CN107774727B (en) | 2017-10-24 | 2017-10-24 | Puller for round steel drawing traction device |
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| GB551252A (en) * | 1941-08-11 | 1943-02-15 | Pyrotenax Ltd | Improvements in or relating to machines for drawing wire, tubes and the like |
| GB1505001A (en) * | 1975-07-24 | 1978-03-22 | Kabel Metallwerke Ghh | Apparatus for drawing metal tubing |
| GB1571164A (en) * | 1977-03-02 | 1980-07-09 | Kabel Metallwerke Ghh | Method and apparatus for drawing linearly extended material |
| CN201997552U (en) * | 2011-01-30 | 2011-10-05 | 浙江强力焊锡材料有限公司 | Wire drawing device for solder wire drawing machine |
| CN104043663A (en) * | 2014-06-09 | 2014-09-17 | 无锡康斯达机械电器有限公司 | Wire drawing machine coiling block with water cooling device |
| CN204074754U (en) * | 2014-08-11 | 2015-01-07 | 吴江市中信科技有限公司 | A kind of pneumatic jaw type drawbench |
| CN204602835U (en) * | 2015-05-12 | 2015-09-02 | 山东腾达不锈钢制品有限公司 | Lead-in wire chain |
| CN207494218U (en) * | 2017-10-24 | 2018-06-15 | 海盐宝利机械有限公司 | A kind of drawbench for round steel drawing draft gear |
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2017
- 2017-10-24 CN CN201710996272.5A patent/CN107774727B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB551252A (en) * | 1941-08-11 | 1943-02-15 | Pyrotenax Ltd | Improvements in or relating to machines for drawing wire, tubes and the like |
| GB1505001A (en) * | 1975-07-24 | 1978-03-22 | Kabel Metallwerke Ghh | Apparatus for drawing metal tubing |
| GB1571164A (en) * | 1977-03-02 | 1980-07-09 | Kabel Metallwerke Ghh | Method and apparatus for drawing linearly extended material |
| CN201997552U (en) * | 2011-01-30 | 2011-10-05 | 浙江强力焊锡材料有限公司 | Wire drawing device for solder wire drawing machine |
| CN104043663A (en) * | 2014-06-09 | 2014-09-17 | 无锡康斯达机械电器有限公司 | Wire drawing machine coiling block with water cooling device |
| CN204074754U (en) * | 2014-08-11 | 2015-01-07 | 吴江市中信科技有限公司 | A kind of pneumatic jaw type drawbench |
| CN204602835U (en) * | 2015-05-12 | 2015-09-02 | 山东腾达不锈钢制品有限公司 | Lead-in wire chain |
| CN207494218U (en) * | 2017-10-24 | 2018-06-15 | 海盐宝利机械有限公司 | A kind of drawbench for round steel drawing draft gear |
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|---|---|
| CN107774727A (en) | 2018-03-09 |
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