CN217233938U - Oil pipe loop system of metal hot forging forming machine - Google Patents
Oil pipe loop system of metal hot forging forming machine Download PDFInfo
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- CN217233938U CN217233938U CN202220145765.4U CN202220145765U CN217233938U CN 217233938 U CN217233938 U CN 217233938U CN 202220145765 U CN202220145765 U CN 202220145765U CN 217233938 U CN217233938 U CN 217233938U
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Abstract
The utility model relates to the technical field of metal hot forging forming, in particular to an oil pipe loop system of a metal hot forging forming machine, which comprises a main oil cylinder, an energy accumulator group, an oil pump group and an oil storage tank, wherein an upper cavity port of the main oil cylinder is communicated with an oil discharge port of the energy accumulator group and is provided with an energy storage oil discharge valve, a lower cavity port of the main oil cylinder is provided with a pressure control valve group, a first dead weight fast lower valve and a slow speed lower valve are connected in parallel between the pressure control valve group and the main oil cylinder, an oil inlet end of the energy accumulator group is connected with an output end of the pressure control valve group, a main cylinder oil inlet valve and an upper cavity oil discharge valve are communicated between the output end of the pressure control valve group and the upper cavity port of the main oil cylinder, the lower cavity port of the main oil cylinder is communicated with the output end of the pressure control valve group and is provided with the lower cavity oil inlet valve, the quantity of the oil pump group is greatly reduced by setting the energy accumulator group as an auxiliary power source, thereby reducing the total power and achieving the effects of energy saving and fast production, the production and processing efficiency of the workpiece is greatly improved.
Description
Technical Field
The utility model relates to a metal hot forging shaping technical field, concretely relates to oil pipe loop system of metal hot forging make-up machine.
Background
The metal hot forging forming machine is generally composed of an oil cylinder and a supporting frame, wherein the oil cylinder is arranged on the supporting frame, a forging device or a stamping die is arranged at the output end of the oil cylinder, and the oil cylinder is driven by the oil pump to move up and down, so that a workpiece is forged or stamped.
However, in the prior art, the oil pipeline layout of the metal hot forging forming machine is complex, a large number of oil pump sets are needed for providing power, and the production and processing efficiency of workpieces is low.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an oil pipe loop system of metal hot forging make-up machine solves among the prior art that the oil pipe line layout of metal hot forging make-up machine is more complicated, needs a large amount of oil pump group to provide power, the production machining efficiency low problem of work piece.
In order to achieve the above object, the utility model provides an oil pipe loop system of metal hot forging make-up machine, including master cylinder, energy storage group, oil pump group and batch oil tank, be linked together and be equipped with the energy storage fuel outlet valve between the oil discharge of the last accent of master cylinder and energy storage group, the lower accent of master cylinder is equipped with the pressure control valves group, is equipped with the first dead weight fast valve and the slow down valve that connect in parallel between pressure control valves group and the master cylinder, be linked together and be equipped with the energy storage inlet valve between the oil feed end of energy storage group and the output of pressure control valves group, be linked together and be equipped with master cylinder inlet valve and epicoele oil drain valve between the output of pressure control valves group and the last accent of master cylinder, the lower accent of master cylinder is linked together and is equipped with the lower chamber inlet valve with the output of pressure control valves group.
Preferably, a second dead weight fast descending valve is arranged at a lower cavity opening of the main oil cylinder, and the first dead weight fast descending valve and the slow descending valve are connected between the second dead weight fast descending valve and the pressure control valve group in parallel.
Preferably, a check valve set is arranged between the pressure control valve set and the oil pump set.
Preferably, an oil-filled switch valve is arranged between the output end of the pressure control valve group and the oil inlet end of the energy storage oil inlet valve.
Preferably, the oil pipe loop structure of the metal hot forging forming machine further comprises at least two fast cylinders, and the fast cylinders and the master cylinder run synchronously.
Has the beneficial effects that: the utility model provides an oil pipe loop system of metal hot forging make-up machine, through setting up the energy storage ware group as auxiliary power source, the quantity of the oil pump group that reduces greatly to reduce the effect that total power reaches energy-conservation and quick production and compromise, improved the production machining efficiency of work piece greatly.
Drawings
FIG. 1 is a schematic perspective layout view of an oil pipe loop system of the present metal hot forging forming machine;
FIG. 2 is a block diagram showing the connection of the components of the oil pipe loop system of the present metal hot forging forming machine;
fig. 3 is a block diagram illustrating the connection between the quick acting cylinder and other components according to an embodiment of the present invention.
The reference numbers illustrate: the main oil cylinder 1, the energy storage group 2, the oil pump group 3, the oil storage tank 4, the energy storage oil drain valve 5, the pressure control valve group 6, the first dead weight fast lower valve 7, the slow speed down valve 8, the energy storage oil inlet valve 9, the main cylinder oil inlet valve 10, the upper cavity oil outlet valve 11, the lower cavity oil inlet valve 12, the second dead weight fast lower valve 13, the check valve group 14, the oil filling switch valve 15, and the fast cylinder 16.
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.
It should be noted that if the embodiments of the present invention are described with reference to "first", "second", etc., the description of "first", "second", etc. is only for descriptive purposes and is 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 at least one such feature.
Example (b):
referring to fig. 1 to 3, the present embodiment provides an oil pipe loop system of a metal hot forging forming machine, including a main oil cylinder 1, an energy accumulator group 2, an oil pump group 3 and an oil storage tank 4, an upper cavity port of the main oil cylinder 1 is communicated with an oil discharge port of the energy accumulator group 2 and is provided with an energy storage and oil discharge valve 5, a lower cavity port of the main oil cylinder 1 is provided with a pressure control valve group 6, a first deadweight fast-down valve 7 and a slow-down valve 8 which are connected in parallel are arranged between the pressure control valve group 6 and the main oil cylinder 1, an energy storage and oil inlet valve 9 is communicated between an oil inlet end of the energy accumulator group 2 and an output end of the pressure control valve group 6, an output end of the pressure control valve group 6 is communicated with the upper cavity port of the main oil cylinder 1 and is provided with a main cylinder oil inlet valve 9 and an upper cavity oil discharge valve 10, a lower cavity port of the main oil cylinder 1 is communicated with an output end of the pressure control valve group 6 and is provided with a lower cavity oil inlet valve 11, by arranging the energy accumulator group 2 as an auxiliary power source, the number of the oil pump sets 3 is greatly reduced, so that the total power is reduced, the effects of saving energy and realizing quick production are achieved, and the production and machining efficiency of workpieces is greatly improved.
Specifically, a lower cavity opening of the main oil cylinder 1 is provided with a second dead weight fast lower valve 12, the first dead weight fast lower valve 7 and the slow down valve 8 are connected in parallel between the second dead weight fast lower valve 12 and the pressure control valve group 6, when the first dead weight fast lower valve 7 and the slow down valve 8 are opened simultaneously, the total oil output of the lower cavity opening of the main oil cylinder 1 can be controlled through the second dead weight fast lower valve 12, the flow control mode of hydraulic oil in the lower cavity opening of the main oil cylinder 1 is further increased, and the convenience of oil path control and maintenance is improved.
It should be noted that a check valve group 13 is arranged between the pressure control valve group 6 and the oil pump group 3, and hydraulic oil is prevented from flowing backwards through the check valve group 13, so that the use accuracy of the pressure control valve group 6 is improved.
It should be further noted that an oil-filled switch valve 14 is arranged between the output end of the pressure control valve group 6 and the oil inlet end of the energy-storage oil inlet valve 9, and an oil path between the output end of the pressure control valve group 6 and the oil inlet end of the energy-storage oil inlet valve 9 is timely isolated by the oil-filled switch valve 14, so that the hydraulic oil from the lower cavity port of the main oil cylinder 1 is prevented from being retained in the oil path, and the accuracy of the hydraulic oil flowing from the lower cavity port of the main oil cylinder 1 is prevented from being influenced.
The operation process comprises the following steps:
1) the main oil cylinder 1 is fast descended by self weight: starting a metal hot forging forming machine, electrifying a pressure control valve group 6 to start pressure, electrifying a main cylinder oil inlet valve 10 to open the upper cavity oil inlet of a main oil cylinder 1, electrifying a first dead weight lower valve 7 and a second dead weight lower valve 12 to open the lower cavity of the main oil cylinder 1 to discharge oil, realizing dead weight quick descending of the main oil cylinder, and simultaneously supplementing oil to the upper cavity of the main oil cylinder 1;
2) the main oil cylinder 1 descends at a low speed: the travel switch sends a signal, the pressure control valve group 6 is electrified to start pressure, the main cylinder oil inlet valve 10 is electrified to open the upper cavity of the main oil cylinder 1 to feed oil, the slow down valve 8 and the second dead weight fast down valve 12 are electrified to open the lower cavity of the main oil cylinder 1 to discharge oil, the first dead weight fast down valve 7 is electrified to close, the main oil cylinder realizes slow down, and meanwhile, the upper cavity of the main oil cylinder 1 is replenished with oil;
3) the main oil cylinder 1 rapidly forges a workpiece: the travel switch sends a signal, the pressure control valve group 6 is electrified to start pressure, the main cylinder oil inlet valve 10 is electrified to open the upper cavity of the main oil cylinder 1 to feed oil, the slow speed downlink valve 8 and the second dead weight fast downlink valve 12 are electrified to open the lower cavity of the main oil cylinder 1 to discharge oil, the first dead weight fast downlink valve 7 is electrified to close, the energy storage oil inlet valve 9 is electrified to open, the energy accumulator group 2 discharges oil, the upper cavity of the main oil cylinder 1 simultaneously obtains the oil flow of the oil storage tank 4 and the oil flow of the energy accumulator group 2, and the main oil cylinder 1 rapidly performs downlink forging on a workpiece;
4) and (3) returning the main oil cylinder 1: the travel switch sends a signal, the pressure control valve group 6 is electrified to start pressure, the lower cavity oil inlet valve 12 is electrified to open the lower cavity oil inlet of the main oil cylinder 1, the upper cavity oil outlet valve 11 is electrified to open the upper cavity of the main oil cylinder 1 to discharge oil, and return stroke action is realized until the return stroke action is stopped;
5) the accumulator group 2 is filled with oil: the travel switch sends a signal, the pressure control valve group 6 is electrified to start up the pressure, the energy storage oil inlet valve 9 and the oil charging switch valve 14 are electrified to be opened, the oil storage tank 4 supplies oil to the energy accumulator group 2, the oil supply is stopped after the set pressure is reached, and the oil storage tank 4 recharges high-pressure hydraulic oil to the energy accumulator group 2 by utilizing the clearance time for taking and placing workpieces after the oil discharge action of the energy accumulator group 2 is finished.
As shown in fig. 3, the oil pipe loop structure of the metal hot forging forming machine further comprises at least two fast cylinders 15, the fast cylinders 15 and the master cylinder 1 run synchronously, and the fast cylinders 15 can be independently installed on the metal hot forging forming machine according to actual requirements in the actual installation process to be independently controlled; meanwhile, an input port of the fast cylinder 15 can be communicated with an output port of the energy storage oil drain valve 5, an output port of the fast cylinder 15 is communicated with an input port of the second deadweight fast lower valve 12, when a travel switch sends a signal, the pressure control valve group 6 is electrified and pressurized, the main cylinder oil inlet valve 10 is electrified to open the upper cavity of the main oil cylinder 1 for oil inlet, the slow down valve 8 and the second deadweight fast lower valve 12 are electrified to open the lower cavity of the main oil cylinder 1 for oil drain, the first deadweight fast lower valve 7 is powered off and closed, the energy storage oil inlet valve 9 is electrified and opened, the energy storage group 2 drains oil to the fast cylinder 15 and the upper cavity of the main oil cylinder 1, the upper cavity of the main oil cylinder 1 simultaneously obtains oil flow of the oil storage tank 4 and the energy storage group 2, the fast cylinder 15 further accelerates, the main oil cylinder 1 to more rapidly drain down to forge a workpiece, and further improves forging efficiency.
The above only is the preferred embodiment of the present invention, not so limiting the patent scope of the present invention, all under the concept of the present invention, the equivalent structure transformation made by the contents of the specification and the drawings is utilized, or the direct/indirect application is included in other related technical fields in the patent protection scope of the present invention.
Claims (5)
1. An oil pipe loop system of a metal hot forging forming machine is characterized in that: comprises a main oil cylinder (1), an energy accumulator group (2), an oil pump group (3) and an oil storage tank (4), an upper cavity opening of the main oil cylinder (1) is communicated with an oil discharge opening of the energy accumulator group (2) and is provided with an energy storage and oil discharge valve (5), a lower cavity opening of the main oil cylinder (1) is provided with a pressure control valve group (6), a first dead weight fast lower valve (7) and a slow down valve (8) which are connected in parallel are arranged between the pressure control valve group (6) and the main oil cylinder (1), the energy storage oil inlet valve (9) is communicated and arranged between the oil inlet end of the energy accumulator group (2) and the output end of the pressure control valve group (6), the main cylinder oil inlet valve (10) and the upper cavity oil discharge valve (11) are communicated and arranged between the output end of the pressure control valve group (6) and the upper cavity of the main cylinder (1), and the lower cavity of the main cylinder (1) is communicated and arranged with the output end of the pressure control valve group (6).
2. The oil pipe loop system of the metal hot forging forming machine according to claim 1, wherein: and a lower cavity opening of the main oil cylinder (1) is provided with a second dead weight fast lower valve (13), and the first dead weight fast lower valve (7) and the slow down valve (8) are connected in parallel between the second dead weight fast lower valve (13) and the pressure control valve group (6).
3. The oil pipe loop system of the metal hot forging forming machine according to claim 2, wherein: and a check valve group (14) is arranged between the pressure control valve group (6) and the oil pump group (3).
4. The oil pipe loop system of a metal hot forging forming machine according to any one of claims 1 to 3, wherein: an oil-filled switch valve (15) is arranged between the output end of the pressure control valve group (6) and the oil inlet end of the energy storage oil inlet valve (9).
5. The oil pipe loop system of the metal hot forging forming machine according to claim 1, wherein: the oil pipe loop structure of the metal hot forging forming machine further comprises at least two quick cylinders (16), and the quick cylinders (16) and the main oil cylinder (1) run synchronously.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220145765.4U CN217233938U (en) | 2022-01-20 | 2022-01-20 | Oil pipe loop system of metal hot forging forming machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220145765.4U CN217233938U (en) | 2022-01-20 | 2022-01-20 | Oil pipe loop system of metal hot forging forming machine |
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| Publication Number | Publication Date |
|---|---|
| CN217233938U true CN217233938U (en) | 2022-08-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220145765.4U Active CN217233938U (en) | 2022-01-20 | 2022-01-20 | Oil pipe loop system of metal hot forging forming machine |
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| Country | Link |
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| CN (1) | CN217233938U (en) |
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- 2022-01-20 CN CN202220145765.4U patent/CN217233938U/en active Active
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