CN215115605U

CN215115605U - Hydraulic press with open and stop safeguard function

Info

Publication number: CN215115605U
Application number: CN202120122970.4U
Authority: CN
Inventors: 许浩
Original assignee: Xuzhou Zhongze Machinery Technology Co ltd
Current assignee: Xuzhou Zhongze Machinery Technology Co ltd
Priority date: 2020-04-21
Filing date: 2021-01-18
Publication date: 2021-12-10
Anticipated expiration: 2031-01-18

Abstract

The utility model discloses a hydraulic press with start-stop protection function, which comprises a base, a pipeline, a stand column, a distributor, a hydraulic gauge, a workbench, a pressure plate, a cross beam, an oil tank, an engine, a working cylinder, an oil pipe, a pressure gauge, a safety valve, an electric cabinet, a manual control box, a limit switch, a supercharger, a safety door, a balance cylinder, a return cylinder, a water storage box, a backing plate and a steel pipe, wherein the working cylinder is arranged above the engine, the pressure gauge is arranged at one side of the oil pipe, the manual control box is arranged below the safety valve, and the electric cabinet is arranged at one side of the manual control box. The water filling and pressurizing device can fill water and pressurize the interior of the steel pipe to be detected, and detect the strength and compactness of the steel pipe.

Description

Hydraulic press with open and stop safeguard function

Technical Field

The utility model relates to a hydraulic press technical field specifically is a hydraulic press with open and stop safeguard function.

Background

The hydraulic press is a machine for carrying out hydrostatic test on a steel pipe by utilizing oil-water balance control. It mainly comprises the following parts: steel pipe conveyer, waterway system, oil piping system and control system. The existing full-automatic hydraulic press for the hydraulic test of the pipe comprises a rack, a feeding device, a discharging device, a clamping device, a positioning and supporting device, a left pressure head, a right pressure head, a pressurizing device, a gear pump hydraulic system and a water circulation tower, wherein the feeding device is positioned on the front side of the rack, the discharging device is positioned on the rear side of the rack, the left pressure head and the right pressure head are respectively positioned on the left side and the right side of the rack, the positioning and supporting device and the clamping device are positioned in the rack, and the right pressure head is connected with the pressurizing device through a pipeline; when the device works, a steel pipe on the feeding device falls onto the positioning and supporting device under the driving of the feeding device, the steel pipe is clamped by the clamping device, the left pressure head and the right pressure head are respectively clamped and sleeved on a left pipe opening and a right pipe opening of the steel pipe under the action of a gear pump hydraulic system, the pressurizing device injects water into the steel pipe, after the water is injected for a certain time, the position of the left pressure head clamped and sleeved on the left pipe opening of the steel pipe is locked under the action of the gear pump hydraulic system, air is discharged after the steel pipe is fully injected with the water, the position of the right pressure head clamped and sleeved on the right pipe opening of the steel pipe is locked under the action of the gear pump hydraulic system, the pressurizing device pressurizes the water in the steel pipe to test the bearing capacity of the steel pipe, after the test of the steel pipe is finished, the left pressure head and the right pressure head respectively withdraw from the left pipe opening and the right pipe opening of the steel pipe under the action of the gear pump hydraulic system, the water in the steel pipe flows out of the pipe and then enters the water circulation tower, the steel pipe enters the blanking frame under the action of the blanking device. Because the high-pressure water pump is arranged in the pressurizing device, the pressurizing device is easy to damage in the using process, so that the maintenance cost is high, the production operation cost is increased, the operation is unstable, and the strength and the compactness of the steel pipe cannot be well detected.

SUMMERY OF THE UTILITY MODEL

The utility model provides a hydraulic press with open and stop safeguard function to solve the problem of proposing among the above-mentioned background art.

In order to solve the technical problem, the utility model provides a following technical scheme: a hydraulic press with start-stop protection function comprises a base, a pipeline, a stand column, a distributor, a hydraulic gauge, a workbench, a pressing plate, a cross beam, an oil tank, an engine, a working cylinder, an oil pipe, a pressure gauge, a safety valve, an electric cabinet, a manual control box, a limit switch, a supercharger, a safety door, a balance cylinder, a return cylinder, a water storage box, a base plate and a steel pipe, wherein the stand column is arranged at two side positions above the base, the distributor is arranged at one side of the stand column, the supercharger is arranged at the other side of the stand column, the cross beam is arranged at the top end of the stand column, the oil tank is arranged above the cross beam, the engine is arranged at one side of the oil tank, the working cylinder is arranged above the engine, the oil pipe is connected to one side of the working cylinder, the pressure gauge is arranged at one side of the oil pipe, the safety valve is arranged at one side of the pressure gauge, the manual control box is arranged below the safety valve, the electric cabinet is installed to one side of manual control case, limit switch is installed to the below of electric cabinet, and one side of electric cabinet is located the crossbeam below and installs the return stroke jar, the clamp plate is installed to the below of return stroke jar, the water storage box is installed to the below of clamp plate, the steel pipe has been placed to the below of water storage box, the steel pipe is located the top of workstation, the emergency exit is installed to the below of workstation, the hydraulic pressure table is installed to one side of emergency exit, and the bottom of emergency exit is provided with the backing plate, the balancing cylinder is installed to the below of backing plate, the pipeline is installed to the below of balancing cylinder.

Furthermore, the number of the steel pipes is three, and a limiting block is arranged between each steel pipe and the corresponding workbench.

Furthermore, the working cylinder is of a cylindrical structure and is positioned right above the oil tank.

Furthermore, the outer surface of the workbench is provided with a shockproof cushion pad.

Furthermore, a rubber sealing ring is arranged between the oil pipe and the working cylinder.

Furthermore, the number of the stand columns is two, and the stand columns are connected with the base through welding.

Compared with the prior art, the beneficial effects of the utility model are that: this hydraulic press with open and stop safeguard function, the working cylinder is installed to the top of engine, a side-mounting pressure gauge of oil pipe, the below of relief valve is provided with manual control case, the electric cabinet is installed to one side of manual control case, high durability and convenient use, because replace prior art high pressure water pump with the booster in pressure device, be difficult to damage in the use, long service life, the maintenance cost is low, thereby production operation cost greatly reduced, it opens and stops safeguard function to have, make the hydraulic press steady work, can give the inside pressure boost that fills of awaiting measuring the steel pipe, an intensity and compactness for detecting the steel pipe.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention.

In the drawings:

fig. 1 is a schematic structural diagram of the present invention;

FIG. 2 is a schematic view of the combination structure of the pressing plate of the present invention;

fig. 3 is a schematic view of the combined structure of the safety door of the present invention.

In the figure: 1. a base; 2. a pipeline; 3. a column; 4. a dispenser; 5. a hydraulic gauge; 6. a work table; 7. pressing a plate; 8. a cross beam; 9. an oil tank; 10. an engine; 11. a working cylinder; 12. an oil pipe; 13. a pressure gauge; 14. a safety valve; 15. an electric cabinet; 16. a manual control box; 17. a limit switch; 18. a supercharger; 19. a safety door; 20. a balancing cylinder; 21. a return cylinder; 22. a water storage tank; 23. a base plate; 24. and (5) steel pipes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: a hydraulic press with start-stop protection function comprises a base 1, a pipeline 2, a stand column 3, a distributor 4, a hydraulic pressure meter 5, a workbench 6, a pressure plate 7, a cross beam 8, an oil tank 9, an engine 10, a working cylinder 11, an oil pipe 12, a pressure gauge 13, a safety valve 14, an electric cabinet 15, a manual control box 16, a limit switch 17, a supercharger 18, a safety door 19, a balance cylinder 20, a return cylinder 21, a water storage box 22, a backing plate 23 and a steel pipe 24, wherein the stand column 3 is installed at two sides of the upper portion of the base 1, the distributor 4 is installed at one side of the stand column 3, the supercharger 18 is installed at the other side of the stand column 3, the cross beam 8 is installed at the top end of the stand column 3, the oil tank 9 is arranged above the cross beam 8, the engine 10 is installed at one side of the oil tank 9, the working cylinder 11 is installed above the engine 10, the oil pipe 12 is connected at one side of the working cylinder 11, the pressure gauge 13 is installed at one side of the oil pipe 12, a safety valve 14 is arranged on one side of the pressure gauge 13, a manual control box 16 is arranged below the safety valve 14, an electric control box 15 is arranged on one side of the manual control box 16, a limit switch 17 is arranged below the electric control box 15, a return cylinder 21 is arranged below the cross beam 8 on one side of the electric control box 15, a pressure plate 7 is arranged below the return cylinder 21, a water storage box 22 is arranged below the pressure plate 7, a steel pipe 24 is placed below the water storage box 22, the steel pipe 24 is arranged above the workbench 6, a safety door 19 is arranged below the workbench 6, a hydraulic pressure gauge 5 is arranged on one side of the safety door 19, a backing plate 23 is arranged at the bottom end of the safety door 19, a balance cylinder 20 is arranged below the backing plate 23, pipelines 2 are arranged below the balance cylinder 20, the number of the steel pipes 24 is three, and a limit block is arranged between the steel pipe 24 and the workbench 6, so that the working efficiency and the stability during working are improved, the working cylinder 11 is of a cylindrical structure, the working cylinder 11 is positioned right above the oil tank 9, so that the end socket can be conveniently controlled to realize oil-water pressure balance at the pipe end during a hydrostatic test of the steel pipe 24, a shockproof cushion pad is arranged on the outer surface of the workbench 6, the stability is convenient to be raised, the vibration of the workbench 6 during working is reduced, a rubber sealing ring is arranged between the oil pipe 12 and the working cylinder 11, the sealing performance is convenient to be improved, and the oil leakage phenomenon is prevented, the number of the stand columns 3 is two, and the stand columns 3 are connected with the base 1 through welding, so that the connection is firm and stable; in the actual use process of the hydraulic press with the start-stop protection function, firstly, the hydraulic press mainly comprises four parts: the steel pipe 24 conveying device, the water path system, the oil path system and the control system are characterized in that a distributor 4 is installed on one side of an upright column 3, the number of the upright columns 3 is two, the upright columns 3 are connected with a base 1 through welding, so that connection is firm and stable, a supercharger 18 is installed on the other side of the upright columns 3, an oil tank 9 is arranged above a cross beam 8, a working cylinder 11 is installed above an engine 10, a rubber sealing ring is arranged between an oil pipe 12 and the working cylinder 11, so that sealing performance is improved, oil leakage is prevented, secondly, the oil working cylinder 11 is of a cylindrical structure, the working cylinder 11 is located right above the oil tank 9, so that a seal head is controlled to achieve pipe end oil-water pressure balance during a hydrostatic test of a steel pipe 24, a manual control box 16 is installed on one side of the oil pipe 12, a pressure gauge 17 is installed below a safety valve 14, a pressure gauge 17 is installed below an electric control box 15, and a pressure plate 7 is installed below a return cylinder 21, the steel pipes 24 are placed below the water storage tank 22, the steel pipe 24 conveying device is responsible for conveying the steel pipes 24 in and out, the waterway system is responsible for filling water into the steel pipes 24 and pressurizing the steel pipes 24 when the steel pipes 24 are subjected to hydrostatic tests, the number of the steel pipes 24 is three, a limiting block is arranged between the steel pipes 24 and the workbench 6, the working efficiency is convenient to improve, the stability in working is improved, the steel pipes 24 are positioned above the workbench 6, the outer surface of the workbench 6 is provided with a shockproof buffer cushion, the stability in lifting is convenient, the vibration of the workbench 6 in working is reduced, finally, the control system is responsible for automatic operation control of the whole equipment, automatic storage of test data and management of historical data, the safety door 19 is arranged below the workbench 6, the hydraulic gauge 5 is arranged on one side of the safety door 19, the pressure borne by the workbench 6 is convenient to measure, and the balance cylinder 20 is arranged below the cushion plate 23, pipeline 2 is installed to the below of balance cylinder 20, because replaces prior art high pressure water pump with booster 18 in pressure device, consequently is difficult to damage in the use, and long service life, maintenance cost are low to production operating cost greatly reduced has and stops safeguard function, makes the hydraulic press steady operation, can give the inside pressure boost that fills of waiting to examine steel pipe 24 for detect steel pipe 24's intensity and compactness.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a hydraulic press with open and stop safeguard function, includes base (1), pipeline (2), stand (3), distributor (4), hydraulic pressure table (5), workstation (6), clamp plate (7), crossbeam (8), oil tank (9), engine (10), working cylinder (11), oil pipe (12), pressure gauge (13), relief valve (14), electric cabinet (15), manual control case (16), limit switch (17), booster (18), emergency exit (19), balancing cylinder (20), return stroke jar (21), water storage box (22), backing plate (23) and steel pipe (24), its characterized in that: the automatic oil-water separator is characterized in that a stand column (3) is arranged on two sides of the upper portion of the base (1), a distributor (4) is arranged on one side of the stand column (3), a supercharger (18) is arranged on the other side of the stand column (3), a cross beam (8) is arranged at the top end of the stand column (3), an oil tank (9) is arranged above the cross beam (8), an engine (10) is arranged on one side of the oil tank (9), a working cylinder (11) is arranged above the engine (10), an oil pipe (12) is connected to one side of the working cylinder (11), a pressure gauge (13) is arranged on one side of the oil pipe (12), a safety valve (14) is arranged on one side of the pressure gauge (13), a manual control box (16) is arranged below the safety valve (14), an electric control box (15) is arranged on one side of the manual control box (16), and a limit switch (17) is arranged below the electric control box (15), and one side of electric cabinet (15) is located crossbeam (8) below and installs return cylinder (21), clamp plate (7) are installed to the below of return cylinder (21), water storage box (22) are installed to the below of clamp plate (7), steel pipe (24) have been placed to the below of water storage box (22), steel pipe (24) are located the top of workstation (6), emergency exit (19) are installed to the below of workstation (6), hydraulic pressure table (5) are installed to one side of emergency exit (19), and the bottom of emergency exit (19) is provided with backing plate (23), balance cylinder (20) are installed to the below of backing plate (23), pipeline (2) are installed to the below of balance cylinder (20).

2. The hydraulic press with start-stop protection function of claim 1, characterized in that: the number of the steel pipes (24) is three, and a limiting block is arranged between the steel pipes (24) and the workbench (6).

3. The hydraulic press with start-stop protection function of claim 1, characterized in that: the working cylinder (11) is of a cylindrical structure, and the working cylinder (11) is located right above the oil tank (9).

4. The hydraulic press with start-stop protection function of claim 1, characterized in that: and a shockproof cushion pad is arranged on the outer surface of the workbench (6).

5. The hydraulic press with start-stop protection function of claim 1, characterized in that: and a rubber sealing ring is arranged between the oil pipe (12) and the working cylinder (11).

6. The hydraulic press with start-stop protection function of claim 1, characterized in that: the number of the upright posts (3) is two, and the upright posts (3) are connected with the base (1) through welding.