阅读说明：本技术 一种可调式四柱液压拉伸机 (Adjustable four-column hydraulic drawing machine ) 是由 柳玉 袁海滨 柳顺喜 田月华 于 2019-11-29 设计创作，主要内容包括：本发明公开了一种可调式四柱液压拉伸机,包括液压箱、工作台、和螺纹块,所述液压箱的下侧安装有第一立柱,所述第一立柱的上下两端上均安装有固定座,所述第一立柱的另一端与中间梁相连接,且中间梁的上端与第一立柱上的固定座相互连接并与其固定,所述中间梁的下侧安装有第二立柱,所述第二立柱的上下两端均安装有固定座,且第二立柱的下端与工作台相互连接,所述中间梁的下侧中部设置有拉伸杆。本发明结构简单,通过安装信号管,可以通过操控台对液压缸进行数控操作,从而在操控台对液压系统进行控制；通过安装液压箱,可以对拉伸杆进行作用力,从而使液压杆进行拉伸运动。(The invention discloses an adjustable four-column hydraulic drawing machine which comprises a hydraulic box, a workbench and a threaded block, wherein a first upright post is arranged on the lower side of the hydraulic box, fixed seats are respectively arranged on the upper end and the lower end of the first upright post, the other end of the first upright post is connected with a middle beam, the upper end of the middle beam is connected with and fixed with the fixed seats on the first upright post, a second upright post is arranged on the lower side of the middle beam, the upper end and the lower end of the second upright post are respectively provided with a fixed seat, the lower end of the second upright post is connected with the workbench, and a drawing rod is arranged in the middle of the lower side of the middle beam. The hydraulic control system is simple in structure, and the hydraulic cylinder can be subjected to numerical control operation through the console by installing the signal tube, so that the hydraulic system is controlled at the console; through the installation hydraulic tank, can carry out the effort to the telescopic link to make the hydraulic stem carry out stretching movement.)

1. The utility model provides a four post hydraulic stretching machines with adjustable, includes hydraulic tank (1), workstation (7) and screw thread piece (14), its characterized in that: the hydraulic pressure tank is characterized in that a first upright post (2) is installed on the lower side of the hydraulic pressure tank (1), fixing seats are installed on the upper end and the lower end of the first upright post (2), the other end of the first upright post (2) is connected with a middle beam (3), the upper end of the middle beam (3) is connected with the fixing seats on the first upright post (2) and fixed with the fixing seats, a second upright post (4) is installed on the lower side of the middle beam (3), the fixing seats are installed on the upper end and the lower end of the second upright post (4), the lower end of the second upright post (4) is connected with a workbench (7), a stretching rod (5) is arranged in the middle of the lower side of the middle beam (3), an upper replacement groove (13) is installed on the other end of the stretching rod (5), a hydraulic cylinder (8) is arranged on the upper side of the hydraulic pressure tank (1), a signal pipe (9) is connected onto the hydraulic cylinder (8), a pressure pipe, and the other end of the pressurization pipe (11) is connected with the console (10), the console (10) is installed on the signal pipe (9), and the console (10) is electrically connected with the hydraulic cylinder (8).

2. The adjustable four-column hydraulic drawing machine according to claim 1, wherein: the quantity of first stand (2) is four, and the structure is the same and the equidistance distributes in the four corners position of hydraulic pressure case (1) downside, the quantity of second stand (4) does, and the structure is the same and the equidistance distributes in the four corners position of centre sill (3) downside, first stand (2) and second stand (4) all set up to extending structure.

3. The adjustable four-column hydraulic drawing machine according to claim 1, wherein: a fixed base (6) is installed in the middle of the upper end of the workbench (7), and a lower replacement groove (12) is formed in the fixed base (6).

4. The adjustable four-column hydraulic drawing machine according to claim 3, wherein: the inner side of the lower replacement groove (12) is provided with a thread block (14), the thread block (14) is provided with an object placing groove (15), and the lower replacement groove (12) and the upper replacement groove (13) have the same structure and are of replaceable structures.

5. The adjustable four-column hydraulic drawing machine according to claim 1, wherein: the upper end of the stretching rod (5) is connected with the hydraulic tank (1), and the stretching rod (5) penetrates through the middle beam (3) to form a telescopic structure with the middle beam.

Technical Field

The invention relates to the technical field of four-column hydraulic presses, in particular to an adjustable four-column hydraulic stretcher.

Background

The four-column hydraulic press is also called an oil press, is a machine which is manufactured by using the Pascal law and is driven by using liquid pressure, has various types, can be used in various ways according to requirements, such as the liquid type for transferring the pressure, and comprises two types of the oil press and the hydraulic press, wherein the hydraulic press has larger total pressure and is commonly used for forging and stamping. The forging hydraulic press is divided into a die forging hydraulic press and a free forging hydraulic press, wherein the die forging hydraulic press needs a die, and the free forging hydraulic press does not need the die.

The protective performance of the existing four-column hydraulic stretching machine to the stretched object is poor when stretching is carried out, the limitation of the size of the stretched object can be received in the stretching process, generally, the stretched object can be damaged by the aid of uniform fixing grooves, cost is increased, and using effect is affected.

Disclosure of Invention

The invention aims to provide an adjustable four-column hydraulic stretcher so as to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme: an adjustable four-column hydraulic stretcher comprises a hydraulic box, a workbench and a thread block, wherein a first upright post is installed on the lower side of the hydraulic box, fixing seats are installed on the upper end and the lower end of the first upright post respectively, the other end of the first upright post is connected with a middle beam, the upper end of the middle beam is connected with and fixed with the fixing seats on the first upright post, a second upright post is installed on the lower side of the middle beam, the upper end and the lower end of the second upright post are both provided with the fixing seats, the lower end of the second upright post is connected with the workbench, a stretching rod is arranged in the middle of the lower side of the middle beam, an upper replacement groove is installed on the other end of the stretching rod, a hydraulic cylinder is arranged on the upper side of the hydraulic box and connected with a signal pipe, the right side of the hydraulic box is connected with a pressure pipe, the other end of the pressure pipe is connected with a control table, the control table, and the control platform is electrically connected with the hydraulic cylinder.

Preferably, the following components: the quantity of first stand is four, and the same and equidistance of structure distributes in the four corners position of hydraulic pressure case downside, the quantity of second stand does, and the same and the equidistance of structure distributes in the four corners position of centre sill downside, first stand and second stand all set up to extending structure.

Preferably, the middle part of the upper end of the workbench is provided with a fixed base, and the fixed base is provided with a lower replacement groove.

Preferably, the inner side of the lower replacement groove is provided with a thread block, the thread block is provided with an object placing groove, and the lower replacement groove has the same structure as the upper replacement groove and is of a replaceable structure.

Preferably, the upper end of the stretching rod is connected with the hydraulic tank, and the stretching rod penetrates through the middle beam to form a telescopic structure with the middle beam.

Compared with the prior art, the invention has the beneficial effects that:

1. the hydraulic control system is simple in structure, and the hydraulic cylinder can be subjected to numerical control operation through the console by installing the signal tube, so that the hydraulic system is controlled at the console; by installing the hydraulic tank, acting force can be applied to the stretching rod, so that the hydraulic rod can perform stretching movement; the hydraulic box and the middle beam can be supported by installing the first upright post and the second upright post, so that the hydraulic stretching device can perform hydraulic stretching work; the supporting effect of the side of the first upright post and the second upright post can be enhanced by respectively arranging the first upright post and the second upright post into four pieces, so that the device is more stable;

2. the first upright post can be fixed between the hydraulic tank and the middle beam, and the second upright post is fixed between the middle beam and the workbench; the first upright post and the second upright post are arranged to be telescopic structures, so that the stretching rod can be effectively matched with the movement of the stretching rod to adjust in time, the stretched object can be effectively and quickly stretched, and the operation safety can be ensured; the lower replacement groove and the upper replacement groove are arranged to be replaceable structures, so that the replacement grooves can be matched with stretching objects of different models, and the replacement grooves can be adjusted and operated.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic diagram of a point a of the present invention.

FIG. 3 is a schematic view of an alternative slot configuration of the present invention.

In the figure: 1. a hydraulic tank; 2. a first upright post; 3. a center sill; 4. a second upright post; 5. a stretch rod; 6. a fixed base; 7. a work table; 8. a hydraulic cylinder; 9. a signal tube; 10. a console; 11. a pressurizing pipe; 12. a lower replacement tank; 13. an upper replacement groove; 14. a thread block; 15. a storage groove.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front", "rear", "both ends", "one end", "the other end", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, such as "connected," which may 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 in specific cases to those skilled in the art.

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, an embodiment of the present invention is shown: an adjustable four-column hydraulic stretcher comprises a hydraulic box 1, a workbench 7 and a thread block 14, wherein a first upright column 2 is installed on the lower side of the hydraulic box 1, the number of the first upright columns 2 is four, the structure is the same, the four corners of the lower side of the hydraulic box 1 are equidistantly distributed, the number of the second upright columns 4 is four, the structure is the same, the four corners of the lower side of a middle beam 3 are equidistantly distributed, the number of the first upright columns 2 and the number of the second upright columns 4 are respectively four, the supporting effects of the two sides of the first upright columns 2 and the second upright columns 4 can be enhanced, so that the device can be more stable, the first upright columns 2 and the second upright columns 4 are respectively arranged to be telescopic structures, the first upright columns 1 and the second upright columns 4 are arranged to be telescopic structures, the device can effectively cooperate with the movement of a stretching rod 5 to perform timely adjustment, the effective and quick stretching of stretched articles, the hydraulic box 1 and the middle beam 3 can be supported by installing the first upright post 2 and the second upright post 4, so that the hydraulic stretching work of the invention is carried out, the upper end and the lower end of the first upright post 2 are both provided with a fixed seat, the upper end and the lower end of the first upright post 2 and the second upright post 4 are both provided with a fixed seat, the first upright post can be fixed between the hydraulic box 1 and the middle beam 3, the other end of the first upright post 2 is connected with the middle beam 3, the upper end of the middle beam 3 is mutually connected with and fixed with the fixed seat on the first upright post 2, the lower side of the middle beam 3 is provided with the second upright post 4, the upper end and the lower end of the second upright post 4 are both provided with a fixed seat, the fixed seat fixes the second upright post 4 between the middle beam 3 and the workbench 7, the lower end of the second upright post 4 is mutually connected with the workbench 7, the middle part of the upper end of the workbench 7, lower replacement groove 12 inboard is provided with screw block 14, install on screw block 14 and put thing groove 15, lower replacement groove 12 is the same with the structure of last replacement groove 13, be replaceable structure, through setting replacement groove 12 and last replacement groove 13 down into replaceable structure, can match the replacement groove to the tensile object of different models, thereby adjust and work the replacement groove, the downside middle part of centre sill 3 is provided with tensile pole 5, through installation hydraulic tank 1, can carry out the effort to tensile pole 5, thereby make the hydraulic rod carry out stretching movement, the upper end and the hydraulic tank 1 interconnect of tensile pole 5. Tensile pole 5 passes centre sill 3 rather than constituting extending structure, install on the other end of tensile pole 5 and replace groove 13, the upside of hydraulic pressure case 1 is provided with pneumatic cylinder 8, be connected with signal pipe 9 on the pneumatic cylinder 8, through installation signal pipe 9, can carry out numerical control operation to pneumatic cylinder 8 through controlling platform 10, thereby controlling platform 10 and controlling hydraulic system, the right side of hydraulic pressure case 1 is connected with the forcing pipe 11, the other end of forcing pipe 11 with control platform 10 interconnect, install on the signal pipe 9 and control platform 10, control platform 10 and pneumatic cylinder 8 and be electric connection.

The working principle is as follows: when the invention is used, the invention needs to be understood by simple structure, firstly, the control platform 10 is electrified, the signal pipe 9 connected with the control platform 10 controls the hydraulic cylinder 8 in a numerical control way, the hydraulic tank 1 connected with the hydraulic cylinder 8 carries out hydraulic pressure on the stretching rod 5, meanwhile, the pressure pipe 11 adjusts the pressure in the stretching rod 5, the first upright posts 2 arranged at four corners of the hydraulic tank 1 stand on the middle beam 3 to support the hydraulic tank 1, the first upright posts 2 carry out rope contraction to match with the stretching rod 5 to carry out hydraulic work, the upper replacement groove 13 arranged at the bottom end of the stretching rod 5 fixes the stretching object, meanwhile, the upper replacement groove 13 is a replaceable structure, the upper replacement groove 13 is replaced when different stretching objects are stretched, then the other end of the stretching object and the thread block 14 on the lower replacement groove 12 are mutually twisted and fixed in the object placing groove 15, the lower replacement groove 12 has the same structure as the upper replacement groove 13, the lower replacement groove 12 is fixed on the workbench 7, the second upright posts 4 arranged at four corners of the workbench 7 support the middle beam 3, and the stretching operation is completed by matching with the stretching rod 5.

The foregoing is merely an example of the present invention and common general knowledge of known specific structures and features of the embodiments is not described herein in any greater detail. It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.