CN110935741A - Improved pipe drawing machine - Google Patents

Abstract

The invention discloses an improved pipe stretcher, which belongs to the field of pipe processing equipment, wherein pipes are automatically fed from the side part of the equipment, and the occupied space of the equipment can be saved.

Description

Improved pipe drawing machine

[ technical field ] A method for producing a semiconductor device

The invention relates to the field of pipe processing equipment, in particular to an improved pipe stretcher.

[ background of the invention ]

When long tubular product of production, the thick and short tubular product of general production earlier shortens the process of producing the pipe, reuse stretcher drawing pipe, produce thin and long tubular product, the length of tubular product just can prolong greatly, can coil the back with the tubular product after drawing when producing the coil pipe and store, then can not so deposit during production branch pipe, therefore the production length of equipment is longer, and still need carry out the material loading at the other end of equipment, the equipment of material loading also need occupy not little space. If the material can be fed from the side part of the equipment, the material feeding equipment and the stretching equipment can be arranged side by side to shorten the length of the whole equipment.

[ summary of the invention ]

The technical problem to be solved by the invention is to overcome the defects of the prior art and provide an improved pipe drawing machine, the pipe is automatically fed from the side part of the equipment, and the occupied space of the equipment can be saved.

In order to solve the technical problems, the invention adopts the following technical scheme:

an improved pipe stretching machine comprises a first rack, a second rack and a stretching machine which are arranged side by side, a pipe is placed between the first rack and the second rack, a guide part capable of guiding the pipe to the stretching machine is arranged at the end part of the second rack, and a lifting device for conveying the pipe to the guide part is arranged between the first rack and the second rack.

The pipe stretcher can automatically feed, pipes to be processed are placed between the first rack and the second rack, a large space is reserved between the first rack and the second rack, considerable pipes can be stored, equipment can keep running for a long time without adding the pipes, the pipes can be guided to move by the guide portion and are guided to the stretcher, automatic feeding is achieved, the lifting device transmits the pipes between the first rack and the second rack to the guide portion, and different from traditional equipment, the first rack, the second rack and the stretcher are arranged side by side, and the pipes are fed from the side portion of the stretcher, so that the length of the equipment can be shortened, and the pressure of an equipment placing site is reduced.

Further, the lifting device comprises a belt connected between the ends of the first frame and the second frame and a driving device for controlling the tensioning and loosening of the belt, and the pipe ascends and descends along with the tensioning and loosening of the belt. The belt is comparatively soft, when tubular product was placed on the belt, the belt can be pushed down by the gravity of tubular product, form an curved banding support, and also there is mutual effort between the tubular product, the belt then can block the removal of tubular product under the effort effect each other, along with drive arrangement's start-up, the belt is by tensioning gradually, along with the tensioning of belt, can upwards promote tubular product, when the tubular product lateral part is unobstructed, the tubular product of the top can move to on the guide portion, the automatic conveying of tubular product has been realized, along with the relaxation of belt, tubular product descends gradually.

Further, the driving device comprises a winding wheel for winding the belt and a motor for driving the winding wheel to rotate. The tensioning and the loosening of the belt are controlled by the driving device, when the winding wheel rotates, the belt can be wound on the surface of the winding wheel, the tensioning of the belt and the rising of the pipe are achieved, after the motor rotates reversely, the winding wheel releases the wound belt, the wound belt is loosened, the pipe descends, although the belt can be pulled by using components such as the air cylinder and the like, the stroke is limited after all, and the belt is tightened in a winding mode in the limited height of the first frame.

Furthermore, a roller is arranged on the first frame, and the belt is connected with the winding wheel after bypassing the roller. The belt keeps contact with the roller, and when the belt is loosened or tensioned and moves, the roller can be driven to synchronously move, so that the abrasion of the belt in the loosening or tensioning process can be reduced, the service life is prolonged, and the belt can be wound around the winding wheel more easily.

Further, the first frame is higher than the second frame. Therefore, as the pipe continuously rises, the blocking at the second rack disappears firstly, the moving direction of the pipe is ensured to move towards the guide part certainly, and the arc-shaped belt-shaped support formed by the belt has a high end and a low end, the lowest point of the arc-shaped belt-shaped support is not positioned between the first rack and the second rack but is more deviated to the second rack, so that the pipe is more inclined to move towards the second rack by the acting force between the pipes, the lifting height of the pipe can be lower, and the pipe can move onto the guide part more quickly.

Furthermore, a material blocking device is arranged on the second rack and can block the pipe from moving on the guide part towards the stretcher or block the pipe. The material blocking device can block the pipe, when the pipe is arranged on the stretcher, the pipe is prevented from moving to the stretcher, and after the stretcher is empty, the blocking of the pipe can be removed, so that the automatic feeding of the pipe is realized.

Further, the guiding part is a first guiding surface and a second guiding surface, the first guiding surface can guide the tube to roll into the space between the first frame and the second frame, and the second guiding surface can guide the tube to roll into the stretching machine. Tubular product upwards lifting under hoisting device's effect, partial tubular product can be to second frame direction removal to on moving to the guide portion, after the belt was loosened, tubular product descends along with the belt, and on partial tubular product had just stayed the guide portion, the tubular product that is located first guide face rolls downwards to the belt on, the tubular product that is located the second guide face rolls to the stretcher direction.

Further, the material blocking device can block the pipe on the second guide surface, and if two pipes exist, the second pipe can be blocked on the first guide surface. The material blocking device can keep the pipe on the guide part, but only can keep the pipe, and most of bodies of the other pipe fall onto the first guide surface and are difficult to keep on the guide part, so that when feeding is carried out, only one pipe can be moved at each time.

These features and advantages of the present invention will be disclosed in more detail in the following detailed description and the accompanying drawings.

[ description of the drawings ]

The invention is further described below with reference to the accompanying drawings:

fig. 1 is a schematic side view of a pipe stretcher according to an embodiment of the present invention.

Reference numerals:

a first chassis 100;

a second chassis 200, a guide portion 210, a first guide surface 211, and a second guide surface 212;

the stopping device 220, the lifting cylinder 221 and the stopping block 222;

a stretcher 300;

lifting device 400, belt 410, driving device 420, winding wheel 421, motor 422, and roller 423.

[ detailed description ] embodiments

The technical solutions of the embodiments of the present invention are explained and illustrated below with reference to the drawings of the embodiments of the present invention, but the following embodiments are only preferred embodiments of the present invention, and not all embodiments. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative effort belong to the protection scope of the present invention.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be considered as limiting the present invention.

Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, unless otherwise specified, "a plurality" means two or more unless explicitly defined otherwise.

In the present invention, unless otherwise expressly specified or limited, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can, for example, be fixedly connected, detachably connected, or integrally connected; 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 meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.

In the present invention, unless otherwise expressly stated or limited, "above" or "below" a first feature means that the first and second features are in direct contact, or that the first and second features are not in direct contact but are in contact with each other via another feature therebetween. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

Example one

Referring to fig. 1, the present invention provides an improved pipe stretching machine, which includes a first frame 100, a second frame 200, and a stretching machine 300, which are arranged side by side, wherein a pipe is placed between the first frame 100 and the second frame 200, a guide portion 210 capable of guiding the pipe to the stretching machine 300 is disposed at an end of the second frame 200, and a lifting device 400 for transferring the pipe to the guide portion 210 is disposed between the first frame 100 and the second frame.

The pipe stretcher 300 of the invention can automatically feed, the pipe to be processed is placed between the first frame 100 and the second frame 200, a large space is arranged between the first frame 100 and the second frame 200, a considerable amount of pipes can be stored, so that the equipment can keep running for a long time without adding pipes, the pipe guide part 210 can guide the movement of the pipe and guide the pipe to the stretcher 300, thereby realizing automatic feeding, the lifting device 400 transfers the pipe between the first frame 100 and the second frame 200 to the pipe guide part 210, different from the traditional equipment, because the first frame 100, the second frame 200 and the stretcher 300 are arranged side by side, the pipe is fed from the side part of the stretcher 300, thereby shortening the length of the equipment and reducing the pressure of the place where the equipment is placed.

Wherein, the lifting device 400 comprises a belt 410 and a driving device 420 for controlling the belt 410 to be tensioned and loosened, the belt 410 is connected between the ends of the first frame 100 and the second frame 200, a pipe is placed on the belt 410, the pipe ascends and descends along with the tensioning and loosening of the belt 410, the belt 410 is relatively flexible, when tubing is placed on the belt 410, the belt 410 is forced downward by the weight of the tubing, forming an arcuate, ribbon-like support, there will be mutual acting force between the pipes, the belt 410 will block the pipes from moving under the action of the mutual acting force, the belt 410 will be gradually tensioned along with the start of the driving device 420, and the pipes will be lifted upwards along with the tensioning of the belt 410, when the side of the tube is not blocked, the tube at the top moves to the guiding part 210, so that the tube is automatically conveyed, and the tube gradually descends along with the loosening of the belt 410.

In order to ensure that the pipe will move towards the second rack 200 after being lifted, the height of the first rack 100 is higher than that of the second rack 200, so as to continuously rise along with the pipe, firstly, the blocking of the pipe at the second rack 200 disappears first, the moving direction of the pipe can be ensured to be certainly towards the guide portion 210, and the arc-shaped belt support formed by the belt 410 has a higher end and a lower end, the lowest point of the arc-shaped belt support is not located between the first rack 100 and the second rack 200, but is more inclined towards the second rack 200, so that the pipe is more inclined to move towards the second rack 200 by the acting force between the pipes, the pipe can be more quickly moved onto the guide portion 210, the height required to lift the pipe can be reduced, and the power consumption can be reduced.

The stretcher 300 can stretch only one pipe simultaneously in operation, so that only one pipe can be conveyed when the pipe is conveyed to the stretcher 300, and therefore, in order to achieve the purpose, the material blocking device 220 is arranged on the second rack 200, the material blocking device 220 can block the pipe from moving to the stretcher 300 when the pipe is on the stretcher 300, and the blocking of the pipe can be released after the stretcher 300 is empty, so that the pipe can move to the stretcher 300, and the automatic feeding of the pipe is achieved.

The guide portion 210 is provided with a first guide surface 211 and a second guide surface 212, the first guide surface 211 can guide the tube to roll into between the first frame 100 and the second frame 200, the second guide surface 212 can guide the tube to roll into the stretching machine 300, so that when the tube is lifted upwards by the lifting device 400, a part of the tube moves towards the second frame 200 and moves onto the guide portion 210, when the belt 410 is loosened, the tube descends along with the belt 410, a part of the tube remains on the guide portion 210, the tube on the first guide surface 211 rolls downwards onto the belt 410, the tube on the second guide surface 212 rolls towards the stretching machine 300, and the first guide surface 211 and the second guide surface 212 can be inclined surfaces or arc surfaces.

Under the blocking effect of the material blocking device 220, the pipe can stay on the second guide surface 212 or most of the pipes are located on the second guide surface 212, and keep still under the effect of the material blocking device 220, if two pipes are located on the guide portion 210, the second pipe cannot move continuously under the blocking effect of the first pipe, and can be kept on the first guide surface 211 or most of the pipes are located on the first guide surface 211 and return to the belt 410 along the first guide surface 211, so that the situation that one pipe can be fed is ensured, and the normal operation of the stretcher 300 cannot be hindered.

Example two

This embodiment specifically describes the structure of the driving device 420, and specifically: referring to fig. 1, the driving device 420 includes a winding wheel 421 for winding the belt 410, a motor 422 for driving the winding wheel 421 to rotate, and a roller 423 disposed on the first frame 100. One end of the belt 410 is fixed to the second frame 200, and the other end thereof is fixed to the winding wheel 421 after being wound around the roller 423.

The tension and the release of the belt 410 are controlled by the driving device 420, when the winding wheel 421 rotates, the belt 410 can be wound on the surface of the winding wheel 421, the tension of the belt 410 and the lifting of the pipe are realized, after the motor 422 rotates reversely, the winding wheel 421 releases the wound belt 410 to enable the belt to be released and the pipe to descend, the belt 410 is kept in contact with the roller 423, when the belt 410 moves in a loosening or tensioning way, the roller 423 can be driven to move synchronously, so that the abrasion of the belt 410 in the process of loosening or tensioning can be reduced, the service life is prolonged, and the winding wheel 421 can wind the belt 410 more easily; although the belt 410 can be pulled by using a pneumatic cylinder or the like, the travel is limited, and it is preferable to wind the belt 410 in a winding manner within the limited height of the first frame.

EXAMPLE III

The embodiment specifically describes the structure of the material blocking device 220, specifically: referring to fig. 1, the material blocking device 220 includes a lifting cylinder 221 and a blocking block 222 hinged to an end of a piston rod of the lifting cylinder 221, the blocking block 222 is rotatably fitted to the second frame 200, and the lifting cylinder 221 is fixed to the second frame 200.

Along with the lifting of the piston rod controlled by the lifting cylinder 221, the blocking block 222 is also pushed to rotate around the joint between the blocking block and the second frame 200, so as to block the pipe and release the blocking of the pipe.

In addition, a sensor (not shown) is further arranged at the position of the material blocking device 220, whether a pipe is in contact with the blocking block 222 or not can be sensed, when the pipe is in contact with the blocking block 222, the lifting device 400 stops lifting the pipe (at this time, the blocking portion is located at M1 in fig. 1), and the pipe stops feeding; when no tube is sensed to be in contact with the stopper 222 (the stopper is located at M2 in fig. 1), the lifting device 400 starts to lift the tube and transfer the tube onto the guide portion 210.

While the invention has been described with reference to specific embodiments thereof, it will be understood by those skilled in the art that the invention is not limited thereto, and may be embodied in many different forms without departing from the spirit and scope of the invention as set forth in the following claims. Any modification which does not depart from the functional and structural principles of the present invention is intended to be included within the scope of the claims.

Claims (8)

1. An improved pipe stretcher is characterized in that: the pipe drawing machine comprises a first frame, a second frame and a drawing machine which are arranged side by side, wherein a pipe is placed between the first frame and the second frame, a guide part capable of guiding the pipe to the drawing machine is arranged at the end part of the second frame, and a lifting device capable of conveying the pipe to the guide part is arranged between the first frame and the second frame.

2. An improved pipe stretcher as claimed in claim 1, wherein: the lifting device comprises a belt connected between the end parts of the first frame and the second frame and a driving device for controlling the belt to be tensioned and loosened, and the pipe ascends and descends along with the tensioning and loosening of the belt.

3. An improved pipe stretcher as claimed in claim 2 wherein: the driving device comprises a winding wheel for winding the belt and a motor for driving the winding wheel to rotate.

4. An improved pipe stretcher as claimed in claim 3 wherein: the first frame is provided with a roller, and the belt is connected with the winding wheel after bypassing the roller.

5. An improved pipe stretcher as claimed in claim 1, wherein: the first frame is higher than the second frame.

6. An improved pipe stretcher as claimed in any one of claims 1 to 5, characterized in that: and a material blocking device is arranged on the second rack and can block the pipe from moving on the guide part to the stretcher or release the blocking of the pipe.

7. An improved pipe stretcher as claimed in claim 6, wherein: the guide part is divided into a first guide surface and a second guide surface, the first guide surface can guide the tube to roll into the space between the first machine frame and the second machine frame, and the second guide surface can guide the tube to roll into the stretching machine.

8. An improved pipe stretcher as claimed in claim 7, wherein: the material blocking device can block the pipe on the second guide surface, and if two pipes exist, the second pipe can be blocked on the first guide surface.

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