CN114474837B - Hot die forging press load monitoring device and monitoring method thereof - Google Patents
Hot die forging press load monitoring device and monitoring method thereof Download PDFInfo
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- CN114474837B CN114474837B CN202111659576.5A CN202111659576A CN114474837B CN 114474837 B CN114474837 B CN 114474837B CN 202111659576 A CN202111659576 A CN 202111659576A CN 114474837 B CN114474837 B CN 114474837B
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- 238000005242 forging Methods 0.000 title claims abstract description 33
- 238000012806 monitoring device Methods 0.000 title claims abstract description 23
- 238000000034 method Methods 0.000 title claims abstract description 17
- 238000012544 monitoring process Methods 0.000 title claims abstract description 15
- 238000007789 sealing Methods 0.000 claims abstract description 47
- 210000004907 gland Anatomy 0.000 claims description 21
- 239000003921 oil Substances 0.000 claims description 18
- 239000010720 hydraulic oil Substances 0.000 claims description 15
- 239000000428 dust Substances 0.000 claims description 13
- 230000007704 transition Effects 0.000 claims description 6
- 230000009467 reduction Effects 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 4
- 241001397809 Hakea leucoptera Species 0.000 claims description 3
- 230000008569 process Effects 0.000 abstract description 11
- 230000009286 beneficial effect Effects 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 6
- 230000015556 catabolic process Effects 0.000 description 2
- 238000006731 degradation reaction Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- FGRBYDKOBBBPOI-UHFFFAOYSA-N 10,10-dioxo-2-[4-(N-phenylanilino)phenyl]thioxanthen-9-one Chemical compound O=C1c2ccccc2S(=O)(=O)c2ccc(cc12)-c1ccc(cc1)N(c1ccccc1)c1ccccc1 FGRBYDKOBBBPOI-UHFFFAOYSA-N 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/28—Arrangements for preventing distortion of, or damage to, presses or parts thereof
- B30B15/281—Arrangements for preventing distortion of, or damage to, presses or parts thereof overload limiting devices
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B21—MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL; PUNCHING METAL
- B21J—FORGING; HAMMERING; PRESSING METAL; RIVETING; FORGE FURNACES
- B21J13/00—Details of machines for forging, pressing, or hammering
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B30—PRESSES
- B30B—PRESSES IN GENERAL
- B30B15/00—Details of, or accessories for, presses; Auxiliary measures in connection with pressing
- B30B15/16—Control arrangements for fluid-driven presses
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Control Of Presses (AREA)
Abstract
The invention discloses a hot die forging press load monitoring device and a monitoring method thereof, wherein the device comprises a sliding block, a sealing cover and a high-pressure pipeline, a connecting rod is arranged at the top of the sliding block, a connecting rod pin bearing bush is connected onto the connecting rod, a connecting rod pin is arranged above the connecting rod pin bearing bush, a sealing height adjusting lever is arranged on the outer side of the connecting rod pin, a nut is arranged at one end of the sealing height adjusting lever, and a sealing height adjusting screw rod is arranged at one side of the sealing height adjusting lever. The beneficial effects are that: the invention has novel structure and convenient operation, by arranging the piston, the limiting plate, the high-pressure pipeline and the pressure gauge, the piston moves downwards under pressure in the working process of the device, the hydraulic rod between the piston and the limiting plate can flow into the high-pressure pipeline, then detect the pressure numerical value to show through the manometer, the staff can make limit load control through watching the manometer prerequisite, and then the protection performance is made in advance to equipment, improves the device practicality.
Description
Technical Field
The invention relates to the technical field of design and manufacture of hot die forging presses, in particular to a hot die forging press load monitoring device and a monitoring method thereof.
Background
The load generated in the hot forging press manufacturing process is an important index for measuring the operation of equipment and the technological state of products, and the load of the hot forging press has the characteristics of impact and real-time change.
However, the existing load monitoring device of the hot forging press can only monitor the maximum load in the use process, can not make limit load control in advance, and can make protection action on equipment in advance, so that the practicability of the device is reduced; secondly, the load monitoring device of the existing hot forging press has the condition that the load of the hot forging press exceeds the rated limit load of equipment in the using process, and the equipment has serious consequences due to the fact that unloading cannot be carried out on the load monitoring device, so that the safety of the device is reduced; in addition, the existing load monitoring device of the hot forging press can cause early degradation failure of a plurality of important components of equipment in the use process such as overload, so that great economic and safety losses are caused, and therefore, the load monitoring device of the hot forging press is urgently needed to solve the existing problems.
Disclosure of Invention
First, the technical problem to be solved
In order to overcome the defects of the prior art, the load monitoring device of the hot forging press machine is provided, the problem that the existing load monitoring device of the hot forging press machine can only monitor the maximum load in the use process and cannot make limit load control in advance, the protection behavior is made on equipment in advance, and the practicability of the device is reduced is solved; secondly, the load monitoring device of the existing hot forging press has the condition that the load of the hot forging press exceeds the rated limit load of equipment in the using process, and the equipment has serious consequences due to the fact that unloading cannot be carried out on the load monitoring device, so that the safety of the device is reduced; in addition, the load monitoring device of the existing hot forging press machine can cause early degradation failure of a plurality of important components of the equipment in the use process, such as overload, so that the problems of great economic and safety loss are caused.
(II) technical scheme
The invention realizes the above purpose through the following technical scheme:
the utility model provides a hot die forging press load monitoring device, includes slider, closing cap and high-pressure pipeline, the connecting rod is installed at the slider top, be connected with the connecting rod pin axle bush on the connecting rod, the connecting rod pin is installed to connecting rod pin axle bush top, the connecting rod pin outside is installed and is sealed high adjusting lever, install the nut on the one end of sealing high adjusting lever, it is provided with and seals high adjusting screw to seal high adjusting lever one side, it installs the dust cover to seal high adjusting screw outside, slider one side is installed and is driven gear, driving gear one side is connected with the gear, the gear outside is installed with the oil blanket, gear top mid-mounting has the connecting key, the connecting key outside is installed the back shaft, back shaft top mid-mounting has spherical support, install the spheroid in the spherical support, the drive pin is installed in the spheroid outside, the spheroid top outside is connected with spherical gland, the back shaft outside is installed the transition cover, the shell outside is installed and is sealed high adjusting screw, be connected with the closing cap, slider bottom is installed to the slider, the slider one side is installed to high adjusting lever, the high pressure sensor is installed to one side, the limit block is installed to seal high pressure sensor, one side is installed to seal high pressure gauge, one side is connected with the high pressure gauge, one side is installed to seal high pressure gauge, and is sealed high pressure gauge is installed to one side, and one side is sealed high pressure gauge has one end, and one side is installed and high pressure gauge, and is sealed, and is high pressure gauge is connected with the one and has the high. The height-sealing adjusting screw rod is welded with the ball body, the ball body is rotationally connected with the spherical support, the spherical support is connected with the supporting shaft through bolts, the bottom of the supporting shaft is in lap joint with the piston, and a cavity is formed between the piston and the limiting block.
Through adopting above-mentioned technical scheme, can make the load that the press bore pass through the connecting rod the slider, the connecting rod round pin with the connecting rod round pin axle bush equivalent effect is in seal one end of high adjusting lever, equivalent effect seal high adjusting lever one end press load according to certain reduction ratio pass through the nut seal high adjusting screw with the spheroid effect on the ball support with the back shaft, can make the load of the reduction ratio of effect in the back shaft upper end pass through the back shaft lower extreme equivalent effect on the piston, this effort will make the hydraulic oil of sealing the cavity between piston and stopper produce certain pressure, and pressure accessible manometer, sensor show and count into electrical control system.
Further, the gland is connected with the shell through the screw, and the spherical gland is connected with the gland through a bolt.
Through adopting above-mentioned technical scheme, can pass through the screw will the gland with the shell is connected, and then makes spherical gland carries out spacingly to the spheroid.
Further, the driving gear is meshed with the gear, and the gear is connected with the supporting shaft through a connecting key.
By adopting the technical scheme, the gear can drive the supporting shaft to rotate through the driving gear.
Further, the dust cover is connected with one end of the spherical gland screw, the other end of the dust cover is connected with the height-sealing adjusting screw rod through a bolt, and the dust cover has certain ductility.
Through adopting above-mentioned technical scheme, can be through the dust cover is right seal high adjusting screw with spheroidal junction protects.
Further, the oil seal is installed between the shell and the gear, and the oil seal is connected with the shell clamping groove.
By adopting the technical scheme, the oil seal can seal the space between the shell and the gear.
Further, the high-pressure pipeline is connected with the sliding block pipe hoop, the pressure gauge is connected with the high-pressure pipeline pipe hoop, the pressure sensor is connected with the high-pressure pipeline pipe hoop, and the overload protection valve is connected with the high-pressure pipeline pipe hoop.
Through adopting above-mentioned technical scheme, hydraulic oil enters into in the high-pressure pipeline can be through the manometer detects, and pass through pressure sensor shows the numerical value, can send alarm information through control system and remind operating personnel to handle simultaneously, on the other hand can make the hydraulic oil that reaches extreme pressure pass through overload protection valve off-load and play protective apparatus's effect, the staff can pass through overload protection valve sets for the protection numerical value.
The invention has the beneficial effects that:
1. in order to solve the problem that the existing hot die forging press load monitoring device can only monitor the maximum load in the use process, can not make limit load control in advance, and can make protection action on equipment in advance, and reduce the practicability of the device, the invention sets the piston, the limiting plate, the high-pressure pipeline 25 and the pressure gauge, and in the working process of the device, the piston moves downwards under pressure, so that a hydraulic rod between the piston and the limiting plate flows into the high-pressure pipeline 25, then the pressure value is detected and displayed through the pressure gauge, and a worker can make limit load control before watching the pressure gauge, so that the equipment can make protection performance in advance, and the practicability of the device is improved;
2. in order to solve the problem that the load monitoring device of the existing hot forging press machine has the condition that the hot forging press machine exceeds the rated limit load of equipment in the use process, because the load monitoring device cannot be unloaded, serious consequences are caused to the equipment, and the safety of the device is reduced.
Drawings
FIG. 1 is a front view of a load monitoring apparatus for a hot forging press according to the present invention;
fig. 2 is an enlarged view of a load monitoring apparatus of a hot forging press according to the present invention.
The reference numerals are explained as follows:
1. a slide block; 2. a connecting rod pin bushing; 3. a link pin; 4. sealing the height adjusting lever; 5. a connecting rod; 6. sealing a height adjusting screw rod; 7. a nut; 8. a drive gear; 9. a cover; 10. a limiting block; 11. a complete set of oil seals; 12. a gear; 13. an oil seal; 14. a connecting key; 15. a screw; 16. a dust cover; 17. a spherical gland; 18. a gland; 19. a drive pin; 20. a transition sleeve; 21. a spherical support; 22. a housing; 23. a support shaft; 24. a piston; 25. a high pressure line; 26. a pressure gauge; 27. a pressure sensor; 28. an overload protection valve; 29. and (3) a sphere.
Detailed Description
The invention is further described below with reference to the accompanying drawings:
as shown in fig. 1-2, a load monitoring device of a hot forging press comprises a sliding block 1, a sealing cover 9 and a high-pressure pipeline 25, wherein a connecting rod 5 is arranged at the top of the sliding block 1, a connecting rod pin bearing bush 2 is connected to the connecting rod 5, the connecting rod pin bearing bush 2 can support a connecting rod pin 3, a connecting rod pin 3 is arranged above the connecting rod pin bearing bush 2, the connecting rod pin 3 can be connected with a sealing height adjusting lever 4, a sealing height adjusting lever 4 is arranged outside the connecting rod pin 3, a nut 7 is arranged at one end of the sealing height adjusting lever 4, the nut 7 can be connected with the sealing height adjusting lever 4 and the sealing height adjusting screw 6, a sealing height adjusting screw 6 is arranged at one side of the sealing height adjusting lever 4, a dust cover 16 is arranged outside the sealing height adjusting screw 6, the dust cover 16 protects the joint of the sealing height adjusting screw 6 and a ball 29, a driving gear 8 is arranged on one side of the sliding block 1, the driving gear 8 can drive the gear 12 to rotate, a gear 12 is connected on one side of the driving gear 8, the gear 12 can drive a supporting shaft 23 to rotate through a connecting key 14, an oil seal 13 is arranged on the outer side of the gear 12, the oil seal 13 can seal between the shell 22 and the gear 12, a connecting key 14 is arranged in the middle of the upper part of the gear 12, the connecting key 14 can be connected with the supporting shaft 23 and the gear 12, a supporting shaft 23 is arranged on the outer side of the connecting key 14, the supporting shaft 23 can support the spherical support 21 and apply force to a piston 24, a spherical support 21 is arranged in the middle of the top end of the supporting shaft 23, the spherical support 21 can bear a sphere 29, a sphere 29 is arranged in the spherical support 21, the ball 29 can drive seal high adjusting screw 6 to work, driving pin 19 is installed in the spheroid 29 outside, spherical gland 17 is connected with in spheroid 29 top outside, spherical gland 17 can carry out spacing to spheroid 29, transition sleeve 20 is installed in the back shaft 23 outside, shell 22 is installed in transition sleeve 20 outside, install in shell 22 top seal 9, be connected with screw 15 on seal 9, screw 15 can be right seal 9 is fixed, slider 1 installs in the bottom seal 9, seal 9 installs the top of seal 9 has stopper 10, piston 24 is installed at stopper 10 top, piston 24 can press hydraulic oil down, set oil blanket 11 is installed in the stopper 10 outside, set oil blanket 11 can be right respectively piston 24 the limiting plate with the junction of slider 1 seals, seal 9 one side is provided with high pressure line 25, high pressure line 25 can carry hydraulic oil, high pressure line 25 installs, high pressure line 25 can be connected with the valve 25, 26 can be through the setting up pressure sensor 26, and the pressure sensor can be connected with the valve pin 25 through the pressure sensor 25, the valve 25 can be carried out the overload value and the overload value is realized to the overload value is set up to the pressure sensor 2, the overload value is connected with the overload protection device 2 through the pressure sensor 2, the pressure sensor is provided with the overload protection valve pin 2, the overload protection device is provided with one side of the overload protection device is provided with the overload valve 2, the overload protection valve is provided with the overload protection pin 28, the overload valve is provided with the overload valve 2, the overload valve is 28, the overload is provided with the overload valve is 28, the overload and the overload is 28, the overload is provided with the overload and is 28, and the overload has the overload and is 28 and is connected with the overload and is 28 and is 28 and the overload The sliding block 1, the connecting rod pin 3 and the connecting rod pin bush 2 are equally acted on one end of the height sealing adjusting lever 4, the other end of the height sealing adjusting lever 4 is connected with the height sealing adjusting screw 6 through the nut 7, the height sealing adjusting screw 6 is welded with the ball 29, the ball 29 is rotationally connected with the spherical support 21, the pressure load equally acted on one end of the height sealing adjusting lever 4 is acted on the spherical support 21 and the supporting shaft 23 through the nut 7, the height sealing adjusting screw 6 and the ball 29 according to a certain reduction ratio, the spherical support 21 is connected with the supporting shaft 23 through bolts, the bottom of the supporting shaft 23 is lapped with the piston 24, a cavity is formed between the piston 24 and the limiting block 10, the reduced-ratio load acted on the upper end of the supporting shaft 23 is equally acted on the piston 24 through the lower end of the supporting shaft 23, the acting force can enable hydraulic oil of the cavity between the piston 24 and the limiting block 10 to be generated to be certain, the pressure gauge 26 and the sensor can display and electrically input into the system.
In this embodiment, the gland 18 is connected to the housing 22 by the screw 15, the spherical gland 17 is connected to the gland 18 by a bolt, and the gland 18 and the housing 22 can be connected by the screw 15, so that the spherical gland 17 limits the sphere 29.
In this embodiment, the driving gear 8 is meshed with the gear 12, and the gear 12 is connected with the supporting shaft 23 through the connecting key 14, so that the gear 12 drives the supporting shaft 23 to rotate through the driving gear 8.
In this embodiment, the dust cover 16 is in bolted connection with the spherical gland 17 at one end, the other end of the dust cover 16 is in bolted connection with the height-sealing adjusting screw rod 6, the dust cover 16 has a certain ductility, and the joint of the height-sealing adjusting screw rod 6 and the sphere 29 can be protected through the dust cover 16.
In this embodiment, the oil seal 13 is installed between the housing 22 and the gear 12, the oil seal 13 is connected with the clamping groove of the housing 22, and the space between the housing 22 and the gear 12 can be sealed by the oil seal 13.
In this embodiment, the high-pressure pipeline 25 is connected with the pipe hoop of the sliding block 1, the pressure gauge 26 is connected with the pipe hoop of the high-pressure pipeline 25, the pressure sensor 27 is connected with the pipe hoop of the high-pressure pipeline 25, the overload protection valve 28 is connected with the pipe hoop of the high-pressure pipeline 25, hydraulic oil enters the high-pressure pipeline 25 and then is detected by the pressure gauge 26, and a numerical value is displayed by the pressure sensor 27, and meanwhile, an operator can be reminded of processing through the alarm information sent by the control system, on the other hand, hydraulic oil reaching the extreme pressure can be unloaded by the overload protection valve 28 to play a role of protecting equipment, and the operator can set the protection numerical value by the overload protection valve 28.
A monitoring method of a hot die forging press load monitoring device comprises the following steps: in use, the load borne by the press acts on one end of the height-sealing adjusting lever 4 through the connecting rod 5, the sliding block 1, the connecting rod pin 3 and the connecting rod pin bush 2 in equal quantity, then the press load acting on one end of the height-sealing adjusting lever 4 in equal quantity acts on the spherical bearing 21 and the supporting shaft 23 according to a certain reduction proportion through the nut 7, the height-sealing adjusting screw 6 and the ball 29, while the reduced proportion of the load acting on the upper end of the supporting shaft 23 acts on the piston 24 in equal quantity through the lower end of the supporting shaft 23, which force will cause the hydraulic oil enclosed in the cavity between the piston 24 and the limiting block 10 to generate a certain pressure, which can be displayed by the pressure gauge 26 and the pressure sensor 27 and counted into an electrical control system, when the actual load of the equipment exceeds a set allowable limit, the load of the equipment acts on the piston 24, at this time, the piston 24 moves downwards, so that the pressure of the hydraulic oil enclosed in the cavity reaches a limit value, the limit pressure is displayed by the pressure gauge 26 and the pressure sensor 27 and is sent out by the control system to remind an operator to process, on the one hand, the hydraulic oil reaching the limit pressure is unloaded by the overload protection valve 28 to play a role in protecting the equipment, the limit value of the pressure of the hydraulic oil in the enclosed cavity and the set value of the overload protection valve 28 are set by the operator according to the use requirement, after the actual load of the equipment reaches the limit value set by the monitoring cylinder, the pressure sensor 27 sends out alarm information by the electrical control system to prompt the operator, and meanwhile, the overload protection valve 28 is controlled to produce unloading action, thereby avoiding overload of equipment and improving the safety of the device.
The foregoing has shown and described the basic principles, principal 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, and that the above embodiments and descriptions are merely illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which is defined in the appended claims. The scope of the invention is defined by the appended claims and their equivalents.
Claims (7)
1. The utility model provides a hot die forging press load monitoring device which characterized in that: including slider (1), closing cap (9) and high-pressure line (25), connecting rod (5) are installed at slider (1) top, be connected with connecting rod pin bushing (2) on connecting rod (5), connecting rod pin (3) are installed to connecting rod pin bushing (2) top, install high adjusting lever (4) in the connecting rod pin (3) outside, install nut (7) on the one end of high adjusting lever (4), be provided with high adjusting screw (6) in high adjusting lever (4) one side of sealing, install dust cover (16) in the outside of high adjusting screw (6), driving gear (8) are installed to slider (1) one side, driving gear (8) one side is connected with gear (12), oil blanket (13) are installed in the gear (12) outside, connecting key (14) top mid-mounting has connecting key (14), supporting shaft (23) top mid-mounting spherical support (21), install spheroid (29) in spherical support (21), spheroid (29) are installed in the outside, spheroid (29) are installed outside ball (29) and are installed outside ball (23), and are connected with spherical cover (20), the transition sleeve (20) is characterized in that the outer side of the transition sleeve (20) is provided with a shell (22), the top of the shell (22) is provided with a sealing cover (9), the sealing cover (9) is connected with a screw (15), the bottom of the sliding block (1) is provided with the sealing cover (9), the upper part of the sealing cover (9) is provided with a limiting block (10), the top of the limiting block (10) is provided with a piston (24), the outer side of the limiting block (10) is provided with a complete oil seal (11), one side of the sealing cover (9) is provided with a high-pressure pipeline (25), the high-pressure pipeline (25) is provided with a pressure gauge (26), one side of the pressure gauge (26) is provided with a pressure sensor (27), an overload protection valve (28) is arranged on one side of the pressure sensor (27), the connecting rod pin bearing bush (2) is connected with the sliding block (1) through a bolt, one end of the height sealing adjusting lever (4) is rotationally connected with the connecting rod pin bearing bush (2), the height sealing adjusting lever (4) has a certain eccentric amount, the other end of the height sealing adjusting lever (4) is connected with the height sealing adjusting screw (6) through the nut (7), the height sealing adjusting screw (6) is welded with the ball body (29), the ball body (29) is rotationally connected with the spherical support (21), the spherical support (21) is connected with the supporting shaft (23) through bolts, the bottom of the supporting shaft (23) is overlapped with the piston (24), and a cavity is formed between the piston (24) and the limiting block (10).
2. A hot forging press load monitoring apparatus as recited in claim 1, wherein: the gland (18) is connected with the shell (22) through the screw (15), and the spherical gland (17) is connected with the gland (18) through bolts.
3. A hot forging press load monitoring apparatus as recited in claim 1, wherein: the driving gear (8) is meshed with the gear (12), and the gear (12) is connected with the supporting shaft (23) through a connecting key (14).
4. A hot forging press load monitoring apparatus as recited in claim 1, wherein: the dustproof cover (16) is connected with one end of the spherical gland (17) through bolts, and the other end of the dustproof cover (16) is connected with the height sealing adjusting screw rod (6) through bolts.
5. A hot forging press load monitoring apparatus as recited in claim 1, wherein: the oil seal (13) is arranged between the shell (22) and the gear (12), and the oil seal (13) is connected with the clamping groove of the shell (22).
6. A hot forging press load monitoring apparatus as recited in claim 1, wherein: the high-pressure pipeline (25) is connected with the pipe hoop of the sliding block (1), the pressure gauge (26) is connected with the pipe hoop of the high-pressure pipeline (25), the pressure sensor (27) is connected with the pipe hoop of the high-pressure pipeline (25), and the overload protection valve (28) is connected with the pipe hoop of the high-pressure pipeline (25).
7. A monitoring method of a hot forging press load monitoring device, applied to the hot forging press load monitoring device as recited in any one of claims 1 to 6, characterized in that: in use, the load born by the press is applied to one end of the sealing adjusting lever (4) through the connecting rod (5), the sliding block (1), the connecting rod pin (3) and the connecting rod pin bush (2) in equal quantity, then the press load applied to one end of the sealing adjusting lever (4) in equal quantity is applied to the spherical support (21) and the supporting shaft (23) through the nut (7), the sealing adjusting screw (6) and the ball (29) according to a certain reduction ratio, the reduced-proportion load applied to the upper end of the supporting shaft (23) is applied to the piston (24) through the lower end of the supporting shaft (23) in equal quantity, the acting force can enable hydraulic oil sealed in a cavity between the piston (24) and the limiting block (10) to generate a certain pressure, the pressure can be displayed through the pressure gauge (26) and the pressure sensor (27) and is counted into an electric control system, when the actual load of equipment exceeds a set allowable limit value, the equipment load is applied to the piston (24), the piston (24) moves to enable the pressure gauge (24) to be controlled to reach the lower limit value through the pressure gauge (27) and the alarm pressure gauge (27) to be displayed by the alarm system on the one hand, on the other hand, the hydraulic oil reaching the limiting pressure is unloaded through the overload protection valve (28) to play a role in protecting equipment, the pressure limiting value of the hydraulic oil in the closed cavity and the set value of the overload protection valve (28) are set by an operator according to the use requirement, when the actual load of the equipment reaches the set limiting value of the monitoring oil cylinder, the pressure sensor (27) sends out alarm information through the electric control system, reminds workers in time, and simultaneously controls the overload protection valve (28) to produce unloading action, so that overload of the equipment is avoided, and the safety of the device is improved.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111659576.5A CN114474837B (en) | 2021-12-30 | 2021-12-30 | Hot die forging press load monitoring device and monitoring method thereof |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202111659576.5A CN114474837B (en) | 2021-12-30 | 2021-12-30 | Hot die forging press load monitoring device and monitoring method thereof |
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| CN114474837A CN114474837A (en) | 2022-05-13 |
| CN114474837B true CN114474837B (en) | 2024-02-09 |
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