CN218963637U - Drawing machine for metal pipe material - Google Patents

Abstract

The utility model belongs to the technical field of processing of new energy battery shells, and particularly relates to a drawing machine for a metal pipe material, which comprises a first drawing mechanism, a second drawing mechanism and a third drawing mechanism, wherein a first transfer mechanism is arranged between the first drawing mechanism and the second drawing mechanism, the first drawing mechanism is used for primarily drawing a pipe, the first transfer mechanism is used for transferring the primarily drawn pipe to the second drawing mechanism, the second drawing mechanism is used for secondarily drawing the drawn pipe, the third drawing mechanism is used for transferring the secondarily drawn pipe to the third drawing mechanism, the third drawing mechanism is used for secondarily drawing the secondarily drawn pipe, the pipe diameter of the pipe is reduced by the third drawing mechanism, meanwhile, the hardness of the formed pipe is further enhanced, and the first, second and third drawing mechanisms can be used for gradually reducing the pipe diameter of the pipe and gradually enhancing the hardness of the pipe, so that the pipe has better mechanical property.

Description

Drawing machine for metal pipe material

Technical Field

The utility model belongs to the technical field of new energy battery shell processing, and particularly relates to a drawing machine for a metal tube material.

Background

The hot rolling method for the seamless pipe is a main mode for producing the current seamless pipe, but the hot rolling method produces the pipe with low dimensional accuracy, even has concave surfaces, straight-through, indentation and other defects, and in order to obtain the seamless pipe with smooth surface, higher dimensional accuracy and less defects, a drawing method is usually adopted, and a drawing machine is equipment for drawing the metal material.

In the drawing deformation process of the pipe for producing the battery shell, as the deformation degree is increased, the deformation resistance is increased, and the strength and the hardness of the pipe are increased, so that the battery shell has good mechanical properties; however, as the requirements for battery safety increase, the strength and hardness of the battery case are difficult to meet the existing requirements. Therefore, there is a need for a device that can further increase the hardness of tubing.

Disclosure of Invention

The utility model aims to provide a drawing machine for a metal pipe material, which aims to solve the technical problem that the strength and the hardness of a battery shell are difficult to meet the existing requirements along with the improvement of the requirements on the safety of a battery in the prior art.

In order to achieve the above object, the drawing machine for metal tube materials provided by the embodiments of the present utility model includes a first drawing mechanism and a second drawing mechanism, a first transfer mechanism disposed between the first drawing mechanism and the second drawing mechanism, the first transfer mechanism transferring the first drawn tube to the second drawing mechanism, the second drawing mechanism transferring the second drawn tube to the third drawing mechanism, and the third drawing mechanism transferring the second drawn tube to the third drawing mechanism, so as to strengthen the hardness of the formed tube.

Further, the drawing machine further comprises a head shrinking mechanism and a first feeding mechanism, wherein the head shrinking mechanism is arranged on one side, far away from the second drawing mechanism, of the first drawing mechanism, the first feeding mechanism is arranged between the head shrinking mechanism and the first drawing mechanism, and the first feeding mechanism is used for transferring the pipe subjected to head shrinking to the first drawing mechanism.

Further, the first feeding mechanism comprises a first transition material rack positioned between the shrinkage head mechanism and the first drawing mechanism, a shrinkage head lifter used for transferring the pipe on the shrinkage head mechanism to the first transition material rack, a first feeding component used for transferring the pipe on the first transition material rack to the first drawing mechanism, wherein the height of one side of the first transition material rack, which is close to the shrinkage head mechanism, is higher than that of one side of the first transition material rack, which is close to the first drawing mechanism, and the first feeding component is arranged on the right side of the first transition material rack.

Further, the first feeding assembly comprises a first driving piece, a first transmission shaft, a plurality of first driving wheels, a first driven wheel and a first conveyor belt; the first driving piece and the first transmission shaft are both arranged on the first transition material rack; the first driving piece is connected with the first transmission shaft, each first driving wheel is connected with the first transmission shaft, each first driven wheel is mounted on the first transition work or material rest, the height of each first driven wheel is higher than that of the corresponding first driving wheel, the first conveyor belt is sleeved between the corresponding first driving wheel and the corresponding first driven wheel, and feeding teeth are arranged on the surface of each first conveyor belt.

Further, the drawing machine further comprises a raw material frame and a feeding mechanism, wherein the raw material frame is used for storing the pipes, the feeding mechanism is arranged on the raw material frame, and the feeding mechanism is used for transferring the pipes on the raw material frame to the head shrinking mechanism.

Further, the height of one side of the raw material frame, which is close to the head shrinking mechanism, is lower than that of the opposite side of the raw material frame, the feeding mechanism comprises a raw material limiting part which is arranged on one side of the raw material frame, which is close to the head shrinking mechanism, and the top surface of the raw material limiting part is inclined to extend towards the direction of the head shrinking mechanism; the raw material jacking block is arranged on the raw material frame, can move up and down in a driving manner on the raw material frame and is used for transferring the pipe on the raw material frame to the top surface of the raw material limiting part.

Further, the first transfer mechanism comprises a second transition material frame, a pipe on the second transition material frame is transferred to a second feeding component of the second drawing mechanism, the first drawing mechanism transfers the pipe to the second transition material frame, the height of one side of the second transition material frame, which is close to the first drawing mechanism, is higher than that of one side of the second transition material frame, which is close to the second drawing mechanism, and the second feeding component is arranged on the right side of the first transition material frame.

Further, the second feeding assembly comprises a second driving piece, a second transmission shaft, a plurality of second driving wheels, a second driven wheel and a second conveyor belt; the second driving piece and the second transmission shaft are both arranged on the second transition material rack; the second driving piece is connected with a second transmission shaft, each second driving wheel is connected with the second transmission shaft, each second driven wheel is mounted on the second transition work or material rest, the height of each second driven wheel is higher than that of the corresponding second driving wheel, the second conveyor belt is sleeved between the corresponding second driving wheel and the corresponding second driven wheel, and feeding teeth are arranged on the surface of each second conveyor belt.

Further, the drawing machine further comprises a straightening mechanism, the straightening mechanism is located on one side of the third drawing mechanism, and the straightening mechanism straightens the pipe after three times of drawing.

Further, the drawing machine also comprises a third feeding mechanism, wherein the third feeding mechanism is arranged between the second drawing mechanism and the straightening mechanism, the third feeding mechanism comprises a drawing and straightening material rack, a third feeding assembly and a jacking assembly, and the third feeding assembly comprises a third driving piece, a third transmission shaft, a plurality of third driving wheels, a third driven wheel and a third conveying belt; the drawing and straightening material rack is characterized in that third transmission shafts are respectively arranged on two sides of the drawing and straightening material rack, a third driving wheel and a third driven wheel are respectively arranged on the corresponding third transmission shafts, a third transmission belt is sleeved between the third driving wheel and the third driven wheel, a third driving piece is connected with one of the third transmission shafts, and feeding teeth are respectively arranged on the surface of the third transmission belt.

The above technical solutions in the drawing machine for metal tube materials provided by the embodiments of the present utility model at least have one of the following technical effects: the third drawing mechanism carries out third drawing on the pipe subjected to the second drawing, the pipe diameter of the pipe is reduced by the third drawing, the hardness of the formed pipe is further enhanced at the same time, and the first drawing mechanism, the second drawing mechanism and the third drawing mechanism can gradually reduce the pipe diameter of the pipe and gradually enhance the hardness of the pipe, so that the pipe has better mechanical property.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings that are needed in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

Fig. 1 is a schematic perspective view of an embodiment of the present utility model.

Fig. 2 is a schematic perspective view of a feeding mechanism according to the present utility model.

Fig. 3 is a schematic perspective view of the head retracting mechanism of the present utility model.

Fig. 4 is a schematic perspective view of a first feeding mechanism according to the present utility model.

Fig. 5 is a schematic perspective view of a second feeding mechanism according to the present utility model.

Fig. 6 is a schematic view of a first perspective structure of the drawing mechanism of the present utility model.

Fig. 7 is a schematic view of a second perspective structure of the drawing mechanism of the present utility model.

Fig. 8 is a schematic view of a part of the structure of the present utility model.

Fig. 9 is a schematic perspective view of a third feeding mechanism according to the present utility model.

Fig. 10 is an enlarged view of section a of the present utility model.

FIG. 11 is a schematic view showing a first perspective structure of the straightening mechanism according to the present utility model.

FIG. 12 is a schematic view showing a second perspective structure of the straightening mechanism according to the present utility model.

Wherein, each reference sign in the figure:

1-raw material frame 11-raw material limiting part 12-raw material lifter

13-raw material top block 2-head shrinking mechanism 21-head shrinking material rack

22-head-shrinking roller 23-head-shrinking lifter 24-head-shrinking assembly

241-head retracting slide 2411-clamping piece 242-head retracting mould

3-first feeding mechanism 31-first transition material rack 32-first feeding assembly

321-first driving part 322-first transmission shaft 323-first driving wheel

324-first driven wheel 325-first conveyor belt 4-first drawing mechanism

40-second drawing mechanism 41-material transferring component 411-material transferring frame

412-material turning piece 413-material pushing piece 42-core pulling assembly

421-core pulling frame 422-core pulling pipe fitting 423-core pulling lifter

424-core-pulling rod 425-core-pulling material returning member 426-fixing frame

43-drawing assembly 431-drawing frame 432-drawing trolley

433-drawing die 434-drawing driving member 436-discharging member

5-third feeding mechanism 51-drawing-straightening material rack 511-feeding limit part

512-jacking component 5122-jacking block 52-third feeding component

521-third driving part 522-third transmission shaft 523-third driving wheel

524-third driven wheel 525-third conveyor belt 6-straightening mechanism

61-straightening automatic feeding frame 611-straightening cylinder 612-straightening driving piece

613-straightening support 614-straightening transmission shaft 615-straightening material wheel

616-limiting piece 62-straightener 63-straightening discharge rack

631-discharge portion 8-second transfer mechanism 7-second transition material rack

71-second feeding assembly 711-second driving member 712-second transmission shaft

713-a second drive wheel 714-a second driven wheel 715-a second conveyor belt.

9-third drawing mechanism 10-sawing stage.

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein like or similar reference numerals refer to like or similar elements or elements having like or similar functions throughout. The embodiments described below by reference to fig. 1-12 are exemplary and intended to be illustrative of embodiments of the present utility model and should not be construed as limiting the utility model.

In the description of the embodiments of the present utility model, it should be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like indicate orientations or positional relationships based on the orientation or positional relationships shown in the drawings, merely to facilitate description of the embodiments of the present utility model and simplify description, and do not indicate or imply that the devices or elements referred to must have a specific orientation, be configured and operated in a specific orientation, and thus should not be construed as limiting the present utility model.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more such feature. In the description of the embodiments of the present utility model, the meaning of "plurality" is two or more, unless explicitly defined otherwise.

In the embodiments of the present utility model, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "secured" and the like are to be construed broadly and include, for example, either permanently connected, removably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the embodiments of the present utility model will be understood by those of ordinary skill in the art according to specific circumstances.

In one embodiment of the present utility model, as shown in fig. 1 to 12, a drawing machine for metal pipe material is provided, which includes a first drawing mechanism 4, a second drawing mechanism 40 and a third drawing mechanism 9, wherein the first drawing mechanism 4 performs primary drawing on the pipe, the surface of the pipe is hardened after the pipe is drawn by the first drawing mechanism 4, the hardness of the formed pipe is enhanced, the second drawing mechanism 40 performs secondary drawing on the pipe after the primary drawing, the hardness of the formed pipe is further enhanced while the pipe diameter is reduced, the third drawing mechanism 9 performs tertiary drawing on the pipe after the secondary drawing, the hardness of the formed pipe is further enhanced while the pipe diameter of the pipe is reduced by the tertiary drawing, and the first, second and third drawing mechanisms can gradually reduce the pipe diameter and gradually enhance the hardness of the pipe, so that the pipe has better mechanical properties.

A first transfer mechanism is arranged between the first drawing mechanism 4 and the second drawing mechanism 40, the first transfer mechanism is used for transferring the primarily drawn pipe to the second drawing mechanism 40, a second transfer mechanism 8 is arranged between the second drawing mechanism 40 and the third drawing mechanism 9, and the second transfer mechanism 8 is used for transferring the secondarily drawn pipe to the third drawing mechanism 9.

The drawing process of the pipe is not limited to the first, second and third drawing mechanisms, the number of drawing processes is flexible, and the drawing processes can be set in a targeted manner according to the pipe diameter of the finished pipe, the surface hardness of the pipe and other material properties and requirements, for example, in other embodiments, the drawing machine is further provided with fourth and fifth drawing mechanisms; of course, when the fourth and fifth drawing mechanisms are provided, a corresponding transfer mechanism should be provided.

The drawing machine further comprises a raw material frame 1, a feeding mechanism and a head shrinking mechanism 2, wherein the raw material frame 1 is used for storing pipes, the feeding mechanism is arranged on the raw material frame 1, and the head shrinking mechanism 2 is arranged on one side, far away from the second drawing mechanism 40, of the first drawing mechanism 4; the feeding mechanism is used for transferring the pipe on the raw material frame 1 to the head shrinking mechanism 2, and the head shrinking mechanism 2 shrinks the end part of the pipe so that the pipe meets the requirement of the drawing process of the drawing mechanism.

The side that above-mentioned raw materials frame 1 is close to shrink first mechanism 2 is the right side, and the left side height of raw materials frame 1 is higher than the height on its right side, and the right side of raw materials frame 1 is provided with raw materials spacing portion 11, and the top surface slope of raw materials spacing portion 11 extends to shrink first mechanism 2 direction, and the right side of raw materials frame 1 still is provided with raw materials riser 12 and raw materials kicking block 13, and raw materials riser 12 installs on raw materials frame 1, and raw materials kicking block 13 installs in the output of raw materials riser 12, and raw materials kicking block 13 is used for transferring the tubular product on the raw materials frame 1 to the top surface of raw materials spacing portion 11.

Specifically, the pipe is placed on the raw material frame 1, because the left side of the raw material frame 1 is higher than the right side of the raw material frame 1, the pipe rolls to the right of the raw material frame 1, because the right side of the raw material frame 1 is provided with the raw material limiting part 11, the pipe stays on the right side of the raw material frame 1, and then the raw material lifter 12 drives the raw material jacking block 13 to move upwards, so that the pipe is lifted to the top surface of the raw material lifting part along the side wall of the raw material limiting part 11, the upper end surface of the raw material jacking block 13 is higher than the upper end surface of the raw material limiting block, the pipe falls into the head shrinking mechanism 2 along the upper end surface of the raw material limiting block, and the pipe on the raw material frame 1 is sequentially transferred to the head shrinking mechanism 2.

The left side of the upper end surface of the raw material top block 13 is higher than the right side, and the raw material top block 13 is arranged adjacent to the raw material limiting part 11.

Specifically, since the left side height of the upper end surface of the raw material jacking block 13 is higher than the right side height, when the raw material jacking block 13 jacks up the pipe, the pipe cannot fall from the left side of the raw material jacking block 13, so that the pipe is kept between the raw material jacking block 13 and the raw material limiting part 11 in the lifting process, and the stability of transferring the pipe is improved.

The head retracting mechanism 2 comprises a head retracting material frame 21, a head retracting roller 22, a head retracting lifter 23 and a head retracting assembly 24; the head shrinking rollers 22 are arranged on the head shrinking material frame 21 at intervals, head shrinking lifters 23 are arranged between the head shrinking rollers 22, and a head shrinking assembly 24 is arranged at one end of the head shrinking material frame 21;

specifically, the pipe falls onto each shrinkage head roller 22 from the raw material frame 1, the shrinkage head assembly 24 performs shrinkage head on one end of the pipe, and then the shrinkage head lifter 23 jacks up the pipe after shrinkage head and moves the pipe onto the first feeding mechanism 3, so that automatic transfer of the pipe after shrinkage head to the first feeding mechanism 3 is realized, manual carrying is not required, and labor cost is reduced.

The head retracting assembly 24 comprises a head retracting slide seat 241 and a head retracting mold 242; the head retracting slide seat 241 is slidably disposed on the head retracting material frame 21, the head retracting slide seat 241 is provided with a clamping member 2411, and the head retracting mold 242 is mounted at one end of the head retracting material frame 21. Specifically, the shrinkage slide 241 moves towards the pipe, after the clamping piece 2411 located on the shrinkage slide 241 clamps the pipe, the shrinkage slide 241 moves towards the shrinkage mold 242, so that one end of the pipe stretches into the shrinkage mold 242, the shrinkage mold 242 shrinks the pipe, and then the shrinkage slide 241 takes out the pipe after shrinkage from the shrinkage mold 242 and releases the pipe, thereby realizing the process of moving the pipe to shrink the pipe.

The shrinkage die 242 adopts four dies, six dies or a circular tube die, and adopts the four dies, the six dies or the circular tube die to shrink the round tube according to different production procedures, thereby meeting the production requirements.

The drawing machine further comprises a first feeding mechanism 3, the first feeding mechanism 3 is arranged between the head shrinking mechanism 2 and the first drawing mechanism 4, and the first feeding mechanism 3 is used for transferring the pipe subjected to head shrinking to the first drawing mechanism 4.

The first feeding mechanism 3 comprises a first transition material frame 31 positioned between the head shrinking mechanism 2 and the first drawing mechanism 4, a head shrinking lifter 23 for transferring the pipe on the head shrinking mechanism 2 to the first transition material frame 31, a first feeding component 32 for transferring the pipe on the first transition material frame 31 to the first drawing mechanism 4, wherein the right side of the first transition material frame 31 is lower than the left side of the first transition material frame 31, and the first feeding component 32 is arranged on the right side of the first transition material frame 31 and is used for transferring the pipe on the first transition material frame 31 to the drawing mechanism.

The first feeding assembly 32 includes a first driving member 321, a first driving shaft 322, a plurality of first driving wheels 323, a first driven wheel 324, and a first conveyor belt 325; the first driving piece 321 and the first transmission shaft 322 are both installed on the first transition material rack 31; the first driving piece 321 is connected with the first transmission shaft 322, each first driving wheel 323 is connected with the first transmission shaft 322, each first driven wheel 324 is arranged on the upper part of the first transition material rack 31, the height of each first driven wheel 324 is higher than that of the first driving wheel 323, the first driving wheel 323 and the first driven wheel 324 are obliquely arranged, the first conveyor belt 325 is sleeved between the corresponding first driving wheel 323 and the first driven wheel 324, and feeding teeth are arranged on the surface of each first conveyor belt 325; the first drawing mechanism 4 described above is located below one side of the conveying direction of the first conveyor 325.

Specifically, the shrinkage lifter 23 transfers the pipe after shrinkage onto the first transition material frame 31, the pipe rolls to the right side of the first transition material frame 31, the first driving member 321 drives the first transmission shaft 322 to rotate, thereby driving the first conveyor belt 325 to rotate, and the pipe is transferred onto the drawing mechanism under the driving of the feeding teeth, and because the first driving wheel 323 and the first driven wheel 324 are obliquely arranged, that is, the first conveyor belt 325 is obliquely arranged, the pipe is ensured to be kept on the first conveyor belt 325 when being transferred, and the transfer is more stable. And the first driving piece 321 drives the first driving shaft 322 to rotate, and the first driving shaft 322 drives the plurality of first driving wheels 323 simultaneously, so that each first conveyor belt 325 synchronously moves, and the stability of transferring the pipe is improved.

The first conveyer belt adopts a belt or a chain according to the production process of different pipes, so that the conveyer belt is suitable for processing pipes with different specifications, and the practicability is improved.

The first drawing mechanism 4, the second drawing mechanism 40 and the third drawing mechanism 9 have the same structure and comprise a material rotating component 41, a core pulling component 42 and a drawing component 43, wherein the material rotating component 41 is arranged above the drawing component 43, and the core pulling component 42 is arranged at one end of the drawing component 43. Specifically, the pipe is transferred to the material transferring component 41, then falls to the core pulling component 42, and enters the drawing component 43 for drawing, so that automatic drawing from the shrinking head is realized, and the material transferring component 41 is arranged above the drawing component 43, so that the occupation of space is reduced, and the utilization rate of the space is improved.

The material transferring assembly 41 comprises a material transferring frame 411, a material transferring member 412 and a material pushing member 413, wherein the material transferring frame 411 is installed on the drawing assembly 43, the material transferring frame 411 is located below one side of the conveying direction of the first conveying belt 325, the material transferring member 412 is installed on the material transferring frame 411, the first conveying belt 325 conveys the pipe to the material transferring member 412, and the material pushing member 413 is installed at one end of the material transferring member 412 opposite to the core pulling assembly 42. Specifically, the conveyor belt transfers the pipe with the contracted head to the material transferring member 412, and then the material pushing member 413 pushes the pipe to move towards the core pulling assembly 42, so that the pipe is sleeved on the core pulling assembly 42.

The height of the material transferring member 412 gradually decreases toward the core back assembly 42. Specifically, the height of the material transferring member 412 gradually decreases towards the core pulling assembly 42, so that the difficulty in pushing the pipe by the material pushing member 413 is reduced, and the stability of processing the pipe is improved.

The material transferring member 412 is in an obtuse angle structure with an upward opening, and the top surface of the material transferring member 412 in the obtuse angle structure forms a groove inclined towards the center of the material transferring member, so that the pipe material entering the material transferring member 412 is always positioned at the center of the material transferring member 412, the pipe material can be prevented from shaking in the material transferring member 412, and the follow-up core pulling assembly 42 can work conveniently; likewise, the obtuse angle structure can also be suitable for carrying pipes of different types, thereby improving the practicability of the material transferring part 412.

The core-pulling assembly 42 comprises a core-pulling frame 421, a core-pulling pipe fitting 422 and a core-pulling lifter 423; the core pulling frame 421 is mounted at one end of the drawing assembly 43, one end of the core pulling frame 421 away from the drawing assembly 43 is a first end, and one end of the core pulling frame 421 close to the drawing assembly 43 is a second end; the core-pulling pipe fitting 422 is rotatably connected with the first end of the core-pulling frame 421, and the core-pulling lifter 423 is located at the second end of the core-pulling frame 421 and is connected with the core-pulling pipe fitting 422. Specifically, the core-pulling lifter 423 drives one end of the core-pulling pipe 422 to rise and then to be parallel to the material transferring member 412, the pushing member 413 pushes the pipe onto the core-pulling pipe 422, and the core-pulling lifter 423 then descends and resets, so that the pipe is placed horizontally and is convenient to enter the drawing assembly 43.

The core-pulling assembly 42 further includes a core-pulling rod 424 and a core-pulling returning member 425, wherein the core-pulling rod 424 is mounted at the first end of the core-pulling frame 421, and the core-pulling rod 424 is connected with the core-pulling returning member 425 and located above the core-pulling pipe 422. Specifically, the core pulling rod 424 is inserted into the through hole of the pipe, the core pulling and returning member 425 moves the pipe towards the drawing assembly 43, and the drawing assembly 43 draws the pipe, so that the step of automatically drawing the pipe is realized.

In another embodiment of the present utility model, the core back assembly 42 further includes a fixing frame 426, where the fixing frame 426 is installed at the first end of the core back frame 421 and is located at the connection between the core rod 424 and the core back material discharging member 425. Specifically, the fixing frame 426 improves the connection stability between the core-pulling rod 424 and the core-pulling material returning member 425, thereby improving the function of positioning the pipe.

In another embodiment of the present utility model, the drawing assembly 43 includes a drawing frame 431, a drawing trolley 432, a drawing die 433, a drawing drive 434; the drawing die 433 is fixedly installed at one end of the drawing frame 431 close to the core pulling frame 421, the drawing trolley 432 is slidably installed on the drawing frame, and the drawing driving piece 434 drives the drawing trolley 432 to reciprocate on the drawing frame. Specifically, the core pulling rod 424 moves the pipe against the drawing die 433, one end of the pipe passing through the shrinking head passes through the drawing die 433, the drawing driving piece 434 drives the drawing trolley 432 to move towards the drawing die 433, the drawing trolley 432 clamps the shrinking head pipe, and then the drawing driving piece 434 drives the drawing trolley 432 to move, so that drawing of the pipe is achieved.

In another embodiment of the present utility model, the drawing driving member 434 is a chain type or a hydraulic type, and the stability of production is improved by using a chain type or a hydraulic type according to pipes of different specifications.

In another embodiment of the present utility model, the drawing assembly 43 further includes a plurality of discharge cylinders 435 and a discharge member 436; the discharge cylinders 435 are arranged at intervals on the side of the drawing frame 431, and discharge elements 436 are arranged on the discharge cylinders 435. Specifically, after the drawing trolley 432 pulls the pipe, the unloading cylinder 435 drives the unloading members 436 to move to the lower part of the pipe, and after the drawing trolley 432 loosens the pipe, the pipe falls onto each unloading member 436 and falls onto the second feeding mechanism along the unloading member 436, so that the pipe after drawing is automatically moved onto a transfer mechanism described below, and the transfer efficiency is improved.

The discharge cylinder 435 may be a rotary cylinder or a linear cylinder.

The first transfer mechanism includes a second transition material frame 7, a second feeding component 71 for transferring the pipe on the second transition material frame 7 to the second drawing mechanism 40, the first drawing mechanism 4 transfers the pipe on the second transition material frame 7 through the unloading member 436 and the unloading cylinder 435, the height of one side of the second transition material frame 7 close to the first drawing mechanism 4 is higher than the height of one side thereof close to the second drawing mechanism 40, and the second feeding component 71 is mounted on the right side of the first transition material frame 31.

The second feeding assembly 71 includes a second driving member 711, a second driving shaft 712, a plurality of second driving wheels 713, a second driven wheel 714, and a second conveyor belt 715; the second driving piece 711 and the second transmission shaft 712 are both installed on the second transition material frame 7; the second driving piece 711 is connected with the second transmission shaft 712, each second driving wheel 713 is connected with the second transmission shaft 712, each second driven wheel 714 is mounted on the second transition material rack 7, the height of each second driven wheel 714 is higher than that of the second driving wheel 713, the second conveyor belt 715 is sleeved between the corresponding second driving wheel 713 and the corresponding second driven wheel 714, and feeding teeth are arranged on the surface of each second conveyor belt 715. The second feeding assembly 71 has the same structure as the first feeding assembly 32, and the principle thereof will not be described herein.

The structure of the second transfer mechanism 8 is the same as that of the first transfer mechanism, and the structure and principle of the second transfer mechanism 8 are referred to as the first transfer mechanism, which is not described herein.

The drawing machine further comprises a straightening mechanism 6, the straightening mechanism 6 is located on one side of the third drawing mechanism 9, and the straightening mechanism 6 straightens the pipe after three times of drawing.

The drawing machine further comprises a third feeding mechanism 5, the third feeding mechanism 5 is arranged between the second drawing mechanism 40 and the straightening mechanism 6, and the third feeding mechanism 5 comprises a drawing-straightening material rack 51 and a third feeding assembly 52; the right side of the drawing-straightening work-piece frame 51 far away from the drawing frame 431 is provided with third feeding components 52 which are arranged on the drawing-straightening work-piece frame 51 at intervals, the right side of the drawing-straightening work-piece frame 51 is provided with a feeding limit part 511, and the upper end of the feeding limit part 511 extends obliquely towards the straightening mechanism 6; the right side of the drawing-straightening work or material rest 51 is also provided with a jacking component 512, and the jacking component 512 is used for jacking up the pipe positioned on the right side of the drawing-straightening work or material rest 51, and the pipe rolls into the straightening mechanism 6 along the upper end of feeding.

The third feeding assembly 52 comprises a third driving member 521, a third transmission shaft 522, a plurality of third driving wheels 523, a third driven wheel 524 and a third conveyor belt 525; the drawing and straightening material frame 51 is provided with a third transmission shaft 522 on two sides respectively, a third driving wheel 523 and a third driven wheel 524 are respectively arranged on the corresponding third transmission shafts 522, a third conveying belt 525 is sleeved between the third driving wheel 523 and the third driven wheel 524, a third driving piece 521 is connected with one of the third transmission shafts 522, and feeding teeth are arranged on the surface of the third conveying belt 525.

The jack-up assembly 512 includes a jack-up lifter and a jack-up block 5122, and an upper end surface of the jack-up block 5122 is inclined. Specifically, the height of the upper end surface of the jacking block 5122 gradually decreases toward the right, so that the pipe can be kept between the jacking member and the feeding limiting portion 511 during jacking, and the stability of the jacked pipe is ensured.

The straightening mechanism 6 comprises a straightening automatic feeding frame 61, a straightening machine 62 and a straightening discharging frame 63 which are sequentially arranged; the straightening automatic feeding frame 61 is positioned at one side of the drawing and straightening work or material frame 51;

the straightening automatic feeding frame 61 and the straightening discharging frame 63 are respectively provided with a straightening cylinder 611, a straightening driving piece 612, a straightening bracket 613, a straightening transmission shaft 614 and a straightening material wheel 615; the straightening support 613 is rotatably connected with the straightening automatic feeding frame 61/the straightening discharging frame 63; the straightening transmission shaft 614 is connected with the lower end of each straightening bracket 613, the straightening wheels 615 are arranged at the upper ends of the straightening brackets 613, and the straightening driving piece 612 is connected with each straightening wheel. Specifically, the pipe falls onto each straightening wheel 615 from the drawing and straightening frame 51, the straightening cylinder 611 drives the straightening transmission shaft 614 to rotate the straightening support 613, so that the straightening wheels 615 move up and down, the pipe is the same as the inlet of the straightener 62 in height, then the straightening driving piece 612 drives each straightening wheel 615 to work, the pipe is transferred onto the straightener 62, and the straightener 62 straightens the pipe and then moves out along the straightening discharge frame.

The straightening automatic feeding rack 61 is also provided with a limiting member 616. Specifically, the limiting piece 616 is located above the straightening wheel 615, so that the pipe is prevented from falling out in the straightening process, and the processing safety is ensured.

The straightening discharging frame 63 is also provided with a discharging part 631, and the upper end surface of the discharging part 631 is obliquely arranged. Specifically, the straightening cylinder 611 drives the straightening support 613 to be lowered, and the pipe falls onto the discharge portion 631 and rolls along the top surface of the discharge portion 631.

The drawing machine further comprises a sawing table 10, wherein the sawing table 10 is arranged on one side of the output end of the straightening discharging rack 63, and the sawing table 10 cuts the pipe along with the pipe moving out of the output end of the straightening discharging rack 63.

The foregoing description of the preferred embodiments of the utility model is not intended to be limiting, but rather is intended to cover all modifications, equivalents, and alternatives falling within the spirit and principles of the utility model.

Claims (10)

1. The utility model provides a drawbench of tubular metal resonator material, including first drawing mechanism and second drawing mechanism, set up the first transfer mechanism between first drawing mechanism and second drawing mechanism, first drawing mechanism carries out primary drawing to tubular product, first transfer mechanism is with primary drawing's tubular product forward to second drawing mechanism, second drawing mechanism carries out the secondary to tubular product after drawing and draws, a serial communication port, still include third drawing mechanism and second transfer mechanism, second transfer mechanism is with the tubular product of secondary drawing to third drawing mechanism, third drawing mechanism carries out the tertiary drawing to tubular product, in order to strengthen the hardness of shaping tubular product.

2. A drawing machine for a metal pipe material according to claim 1, wherein: the pipe drawing machine further comprises a head shrinking mechanism and a first feeding mechanism, wherein the head shrinking mechanism is arranged on one side, far away from the second drawing mechanism, of the first drawing mechanism, the first feeding mechanism is arranged between the head shrinking mechanism and the first drawing mechanism, and the first feeding mechanism is used for transferring the pipe subjected to head shrinking to the first drawing mechanism.

3. A drawing machine for a metal pipe material according to claim 1, wherein: the first feeding mechanism comprises a first transition material rack positioned between the shrinkage head mechanism and the first drawing mechanism, a shrinkage head lifter used for transferring the pipe on the shrinkage head mechanism to the first transition material rack, a first feeding component used for transferring the pipe on the first transition material rack to the first drawing mechanism, wherein the height of one side of the first transition material rack, which is close to the shrinkage head mechanism, is higher than that of one side of the first transition material rack, which is close to the first drawing mechanism, and the first feeding component is arranged on the right side of the first transition material rack.

4. A drawing machine for a metal tube material according to claim 3, wherein: the first feeding assembly comprises a first driving piece, a first transmission shaft, a plurality of first driving wheels, a first driven wheel and a first conveyor belt; the first driving piece and the first transmission shaft are both arranged on the first transition material rack; the first driving piece is connected with the first transmission shaft, each first driving wheel is connected with the first transmission shaft, each first driven wheel is mounted on the first transition work or material rest, the height of each first driven wheel is higher than that of the corresponding first driving wheel, the first conveyor belt is sleeved between the corresponding first driving wheel and the corresponding first driven wheel, and feeding teeth are arranged on the surface of each first conveyor belt.

5. A drawing machine for a metal pipe material according to claim 2, wherein: still include raw materials frame and feed mechanism, raw materials frame is used for depositing tubular product, and feed mechanism sets up on raw materials frame, and feed mechanism is used for transferring the tubular product on the raw materials frame to the head mechanism that contracts.

6. The drawing machine for metal pipe material according to claim 5, wherein: the feeding mechanism comprises a raw material limiting part arranged on one side of the raw material frame, which is close to the head shrinking mechanism, and the top surface of the raw material limiting part is inclined to extend in the direction of the head shrinking mechanism; the raw material jacking block is arranged on the raw material frame, can move up and down in a driving manner on the raw material frame and is used for transferring the pipe on the raw material frame to the top surface of the raw material limiting part.

7. A drawing machine for a metal pipe material according to claim 1, wherein: the first transfer mechanism comprises a second transition material frame, a second feeding component for transferring the pipe on the second transition material frame to the second drawing mechanism, the first drawing mechanism transfers the pipe to the second transition material frame, the height of one side of the second transition material frame, which is close to the first drawing mechanism, is higher than that of one side of the second transition material frame, which is close to the second drawing mechanism, and the second feeding component is arranged on the right side of the first transition material frame.

8. The drawing machine for metal pipe material according to claim 7, wherein: the second feeding assembly comprises a second driving piece, a second transmission shaft, a plurality of second driving wheels, a second driven wheel and a second conveyor belt; the second driving piece and the second transmission shaft are both arranged on the second transition material rack; the second driving piece is connected with a second transmission shaft, each second driving wheel is connected with the second transmission shaft, each second driven wheel is mounted on the second transition work or material rest, the height of each second driven wheel is higher than that of the corresponding second driving wheel, the second conveyor belt is sleeved between the corresponding second driving wheel and the corresponding second driven wheel, and feeding teeth are arranged on the surface of each second conveyor belt.

9. A drawing machine for a metal pipe material according to claim 1, wherein: the straightening mechanism is positioned at one side of the third drawing mechanism and is used for straightening the pipe subjected to three times of drawing.

10. A drawing machine for a metal pipe material according to claim 9, wherein: the third feeding mechanism is arranged between the second drawing mechanism and the straightening mechanism and comprises a drawing straightening material rack, a third feeding assembly and a jacking assembly, wherein the third feeding assembly comprises a third driving piece, a third transmission shaft, a plurality of third driving wheels, a third driven wheel and a third conveying belt; the drawing and straightening material rack is characterized in that third transmission shafts are respectively arranged on two sides of the drawing and straightening material rack, a third driving wheel and a third driven wheel are respectively arranged on the corresponding third transmission shafts, a third transmission belt is sleeved between the third driving wheel and the third driven wheel, a third driving piece is connected with one of the third transmission shafts, and feeding teeth are respectively arranged on the surface of the third transmission belt.

Images