阅读说明：本技术 一种安全型框架式液压机控制装置 (Safe frame type hydraulic machine control device ) 是由 杨思锋 陶文中 于 2020-04-25 设计创作，主要内容包括：本发明公开一种安全型框架式液压机控制装置,其中包括液压模块、安全防护模块、液压油罐、气缸和输液管。液压模块包括上横梁、工作台、立柱、液压件和液压缸；安全防护模块包括第一丝杠、第一电机、导杆、基座、第二丝杠、第二电机、支撑板、缓冲座和固定块。本发明采用液压油抽取的方式对液压机进行施压控制,出现紧急情况时仅需要停止抽取即可使得液压机停止工作,而且设有安全防护模块,二者结合在紧急情况下能够保护操作人员的安全,避免事故的发生；各个模块相互配合,整体性强,实用范围广,能广泛应用于液压领域。解决了现有技术中液压机没有安全防护,存在安全隐患需要急停时难以控制的问题。(The invention discloses a safe frame type hydraulic machine control device which comprises a hydraulic module, a safety protection module, a hydraulic oil tank, an air cylinder and a liquid conveying pipe. The hydraulic module comprises an upper cross beam, a workbench, a stand column, a hydraulic part and a hydraulic cylinder; the safety protection module comprises a first lead screw, a first motor, a guide rod, a base, a second lead screw, a second motor, a supporting plate, a buffer seat and a fixing block. According to the hydraulic machine pressure-applying control device, the hydraulic machine is controlled to apply pressure in a hydraulic oil extraction mode, the hydraulic machine can stop working only by stopping extraction in case of emergency, and the safety protection module is arranged and combined to protect the safety of operators in case of emergency, so that accidents are avoided; each module mutually supports, and the wholeness is strong, and practical range is wide, can wide application in the hydraulic pressure field. The problem of among the prior art hydraulic press do not have safety protection, be difficult to control when having the potential safety hazard and need scram is solved.)

1. A safe frame type hydraulic machine control device comprises a hydraulic module (1) and a safety protection module (2), and is characterized in that the hydraulic module (1) is arranged in the safety protection module (2);

the safety protection module (2) comprises a base (21), a first lead screw (23) is arranged on the base (21), a first motor (22) is arranged at one end of the base (21), a rotating shaft (29) is arranged in the base (21), a first helical gear (210) is arranged on the rotating shaft (29), the output end of the first motor (22) is communicated with the base (21) and fixedly connected with the rotating shaft (29), the first lead screw (23) is communicated with the base (21) and a second helical gear (211) is arranged at the lower end of the first lead screw, and the first helical gear (210) is meshed with the second helical gear (211);

first lead screw (23) run through backup pad (212) and with backup pad (212) screw-thread fit, be equipped with fixed block (213) on backup pad (212), be equipped with stopper (216) in fixed block (213), the lower extreme of stopper (216) is equipped with spliced pole (214) that runs through backup pad (212) and fixed block (213), the fixed buffer seat (215) that is equipped with of lower extreme of spliced pole (214), be equipped with spring (217) in fixed block (213), the side and spliced pole (214) of spring (217) encircle the laminating, the upper end and the stopper (216) fixed connection of spring (217), lower extreme and fixed block (213) fixed connection.

2. The safety frame type hydraulic machine control device according to claim 1, wherein a base (3) is arranged on one side of the hydraulic module (1), a hydraulic oil tank (4) and a cylinder (5) are arranged on the base (3), the upper end of the hydraulic oil tank (4) is communicated with one end of a liquid conveying pipe (8), the other end of the liquid conveying pipe (8) is communicated with a hydraulic cylinder (14), the output end of the cylinder (5) is fixedly connected with a piston end of an inflator (6), the inflator (6) is communicated with one end of a communicating pipe (7), the other end of the communicating pipe (7) is communicated with the liquid conveying pipe (8), and an electromagnetic valve (9) is arranged on the liquid conveying pipe (8).

3. The safety type frame type hydraulic machine control device according to claim 1, wherein the hydraulic module (1) comprises an upper beam (11) and a workbench (12), the workbench (12) is arranged below the upper beam (11), a vertical column (13) is arranged between the upper beam (11) and the workbench (12), the vertical column (13) penetrates through a hydraulic part (15), the hydraulic part (15) can freely slide along the vertical column (13), the hydraulic cylinder (14) penetrates through the upper beam (11), and the output end of the hydraulic cylinder (14) is fixedly connected with the upper end of the hydraulic part (15).

4. A safety frame hydraulic machine control device according to claim 1, characterized in that the base (21) and the table (12) are penetrated by a guide rod (24), the base (21) being freely movable along the guide rod (24).

5. The safety frame type hydraulic machine control device according to claim 4, wherein the other end of the base (21) is rotatably connected with one end of a connecting rod (26), the other end of the connecting rod (26) is rotatably connected with a connecting block (25), the connecting block (25) is penetrated by a second lead screw (27) and is in threaded fit with the second lead screw (27), and one end of the second lead screw (27) is fixedly connected with an output end of a second motor (28).

Technical Field

The invention belongs to the field of frame type hydraulic presses, and particularly relates to a safety frame type hydraulic press control device.

Background

The hydraulic press is a machine for processing products such as metal, plastic, rubber, wood, powder and the like by using hydrostatic pressure. It is commonly used in press processes and press forming processes, such as: forging, stamping, cold extruding, straightening, bending, flanging, sheet drawing, powder metallurgy, press fitting and the like. The principle of the hydraulic transmission mechanism is that the hydraulic transmission mechanism is made by using the Pascal law and has a plurality of types. Of course, the use is also diverse as required. For example, the pressure-transmitting fluid may be classified into two types, i.e., an oil press and a water press.

Most of the existing hydraulic machines are not provided with safety protection, safety accidents are very easy to occur in the actual work, and in the pressurizing process of the hydraulic machines, the hydraulic oil is generally only controlled and extracted by a pump, so that the hydraulic machines are difficult to control when the hydraulic machines need to be stopped urgently when potential safety hazards exist in the actual operation.

In order to solve the problems, a safe frame type hydraulic machine control device is designed.

Disclosure of Invention

Aiming at the defects in the prior art, the invention aims to provide a safe frame type hydraulic machine control device, which solves the problems that the hydraulic machine in the prior art has no safety protection and is difficult to control when potential safety hazards need to be suddenly stopped.

The purpose of the invention can be realized by the following technical scheme:

the safe frame type hydraulic machine control device comprises a hydraulic module and a safety protection module, wherein the hydraulic module is arranged in the safety protection module.

The safety protection module comprises a base, wherein a first lead screw is arranged on the base, a first motor is arranged at one end of the base, a rotating shaft is arranged in the base, a first helical gear is arranged on the rotating shaft, the output end of the first motor is communicated with the base and fixedly connected with the rotating shaft, a second helical gear is arranged at the lower end of the first lead screw communicated with the base, and the first helical gear is meshed with the second helical gear.

First lead screw run through the backup pad and with backup pad screw-thread fit, be equipped with the fixed block in the backup pad, be equipped with the stopper in the fixed block, the lower extreme of stopper is equipped with the spliced pole that runs through backup pad and fixed block, the fixed cushion socket that is equipped with of lower extreme of spliced pole, be equipped with the spring in the fixed block, the side and the spliced pole of spring encircle the laminating, the upper end and the stopper fixed connection of spring, lower extreme and fixed block fixed connection.

The hydraulic module is characterized in that a base is arranged on one side of the hydraulic module, a hydraulic oil tank and an air cylinder are arranged on the base, the upper end of the hydraulic oil tank is communicated with one end of a liquid conveying pipe, the other end of the liquid conveying pipe is communicated with a hydraulic cylinder, the output end of the air cylinder is fixedly connected with the piston end of an inflator, the inflator is communicated with one end of a communicating pipe, the other end of the communicating pipe is communicated with the liquid conveying pipe, and an electromagnetic valve is arranged on.

The hydraulic module comprises an upper cross beam and a workbench, the workbench is arranged below the upper cross beam, a stand column is arranged between the upper cross beam and the workbench, the stand column penetrates through a hydraulic part, the hydraulic part can freely slide along the stand column, a hydraulic cylinder penetrates through the upper cross beam, and the output end of the hydraulic cylinder is fixedly connected with the upper end of the hydraulic part.

The base and the workbench are penetrated through by the guide rod, and the base can freely move along the guide rod.

The other end of base is rotated with the one end of connecting rod and is connected, the other end of connecting rod is rotated with the connecting block and is connected, the connecting block is run through by the second lead screw to with second lead screw thread fit, the one end of second lead screw and the output fixed connection of second motor.

The invention has the beneficial effects that:

1. according to the hydraulic machine pressure-applying control device, the hydraulic machine is controlled to apply pressure in a hydraulic oil extraction mode, the hydraulic machine can stop working only by stopping extraction in case of emergency, and the safety protection module is arranged and combined to protect the safety of operators in case of emergency, so that accidents are avoided;

2. the hydraulic control system has the advantages that the modules are mutually matched, the integrity is strong, the practical range is wide, and the hydraulic control system can be widely applied to the hydraulic field.

Drawings

In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present invention, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic diagram of the overall structure of an embodiment of the present invention;

FIG. 2 is a schematic diagram of a hydraulic module of an embodiment of the present invention;

FIG. 3 is a schematic diagram of a security module of an embodiment of the present invention;

FIG. 4 is a schematic view of a connection mode between a first motor and a first lead screw according to an embodiment of the present invention;

fig. 5 is an enlarged view of fig. 3 at a.

Detailed Description

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.

In the description of the present invention, it is to be understood that the terms "opening," "upper," "lower," "thickness," "top," "middle," "length," "inner," "peripheral," and the like are used in an orientation or positional relationship that is merely for convenience in describing and simplifying the description, and do not indicate or imply that the referenced component or element must have a particular orientation, be constructed and operated in a particular orientation, and thus should not be considered as limiting the present invention.

As shown in fig. 1, the safety frame type hydraulic machine control device comprises a hydraulic module 1 and a safety protection module 2, wherein the hydraulic module 1 is arranged in the safety protection module 2. One side of the hydraulic module 1 is provided with a base 3, the base 3 is provided with a hydraulic oil tank 4 and a cylinder 5, the upper end of the hydraulic oil tank 4 is communicated with one end of a liquid conveying pipe 8, and the other end of the liquid conveying pipe 8 is communicated with a hydraulic cylinder 14. The output end of the air cylinder 5 is fixedly connected with the piston end of an inflator 6, the inflator 6 is communicated with one end of a communicating pipe 7, and the other end of the communicating pipe 7 is communicated with an infusion pipe 8. The infusion tube 8 is provided with an electromagnetic valve 9.

As shown in fig. 2, the hydraulic module 1 includes an upper beam 11 and a workbench 12, the workbench 12 is disposed below the upper beam 11, a column 13 is disposed between the upper beam 11 and the workbench 12, the column 13 penetrates through a hydraulic part 15, and the hydraulic part 15 can freely slide along the column 13. The hydraulic cylinder 14 penetrates through the upper cross beam 11, and the output end of the hydraulic cylinder 14 is fixedly connected with the upper end of the hydraulic part 15.

As shown in fig. 3 and 4, the safety protection module 2 includes a base 21, a first lead screw 23 is disposed on the base 21, and a first motor 22 is disposed at one end of the base 21. A rotating shaft 29 is arranged in the base 21, a first helical gear 210 is arranged on the rotating shaft 29, and the output end of the first motor 22 is communicated with the base 21 and fixedly connected with the rotating shaft 29. The first lead screw 23 is communicated with the base 21, the lower end of the first lead screw is provided with a second bevel gear 211, and the first bevel gear 210 is meshed with the second bevel gear 211. The base 21 and the table 12 are penetrated by guide rods 24, and the base 21 can freely move along the guide rods 24. The other end of the base 21 is rotatably connected with one end of a connecting rod 26, and the other end of the connecting rod 26 is rotatably connected with the connecting block 25. The connecting block 25 is penetrated by a second lead screw 27 and is in threaded fit with the second lead screw 27. One end of the second lead screw 27 is fixedly connected with the output end of the second motor 28.

As shown in fig. 5, the first lead screw 23 penetrates through the supporting plate 212 and is in threaded fit with the supporting plate 212, a fixing block 213 is arranged on the supporting plate 212, a limiting block 216 is arranged in the fixing block 213, a connecting column 214 penetrating through the supporting plate 212 and the fixing block 213 is arranged at the lower end of the limiting block 216, a buffer seat 215 is fixedly arranged at the lower end of the connecting column 214, a spring 217 is arranged in the fixing block 213, the side end of the spring 217 is attached to the connecting column 214 in a surrounding mode, the upper end of the spring 217 is fixedly connected with the limiting block 216, and the lower end of the.

During normal use, to treat that the processing device is placed on workstation 12, then open solenoid valve 9 and control cylinder 5's output is flexible, and then pours into hydraulic cylinder 14 with the hydraulic oil in the hydraulic tank 4 into through transfer line 8, and then control cylinder 14's output stretches out and drives hydraulic part 15 downstream, closes solenoid valve 9 and stops cylinder 5's output activity after waiting hydraulic pressure processing to accomplish.

In case of emergency, the first motor 22 and the second motor 28 are started while the solenoid valve 9 is closed and the output end of the air cylinder 5 is stopped, so that the first lead screw 23 and the second lead screw 27 are rotated, and the base 21 is moved along the guide rod 24, and the buffer seat 215 is moved along the first lead screw 23. The first motor 22 and the second motor 28 are turned off when the buffer base 215 is in contact with the lower end of the hydraulic unit 15. At this time, the hydraulic member 15 still moves downward along the upright 13, and then the buffer seat 215 is driven to move downward, but the spring 217 is compressed due to the movement of the buffer seat 215, and the kinetic energy is converted into elastic potential energy, so that the hydraulic member 15 is prevented from further moving downward.

In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.