CN209736733U - Efficient hydraulic power mechanism for gantry scissors - Google Patents
Efficient hydraulic power mechanism for gantry scissors Download PDFInfo
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- CN209736733U CN209736733U CN201920079824.0U CN201920079824U CN209736733U CN 209736733 U CN209736733 U CN 209736733U CN 201920079824 U CN201920079824 U CN 201920079824U CN 209736733 U CN209736733 U CN 209736733U
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Abstract
The utility model discloses an efficient gantry shear hydraulic power unit, including outer box of gantry shear and hydraulic power control system, the last fixed permanent magnet synchronous servo motor who is provided with the same and synchronization action of a plurality of specification of hydraulic power control system, install the axial plunger oil pump on permanent magnet synchronous servo motor's the output shaft, and the quantity of axial plunger oil pump is a plurality of, and one side fixed mounting at hydraulic power control system top has multi-functional cartridge valve, has the protection rail through the bolt fastening on the outer wall at outer box top of gantry shear. The utility model discloses a 3 synchronous servo motor of permanent magnetism and axial plunger oil pump reunion multi-functional cartridge valve hydraulic pressure oil piping system as hydraulic power source, shear pressure is big, and the return stroke is fast, reaches automatic quick return stroke effect, strengthens the wear-resisting type between guide rail and the total foundry goods of crop, effectively reaches the movable block on the total foundry goods of crop and does not wear and tear, does not fall the effect.
Description
Technical Field
the utility model relates to a longmen shearing machine technical field especially relates to an efficient longmen cuts hydraulic power unit.
Background
800 tonne longmen of old type is cut hydraulic power unit adopts 4 asynchronous AC motor of 45KW to drive 4A 7V160 oil pumps, and produced hydraulic power drives presses the material hydro-cylinder, cuts the circulation work of material hydro-cylinder, and the pay-off is by the spacing pay-off of chain mechanical transmission, and the theory of operation is: the chain mechanically drives the limiting feeding, the single oil cylinder compresses the materials, then the double main cylinders shear the materials, after the shearing is finished, the double main cylinders drive the shearing head to return upwards, the material pressing device returns, and the chain mechanically drives the feeding to continue the actions of the limiting feeding circulation.
The main disadvantages are:
1. By means of material shearing and return of the double main cylinders, in order to ensure effective shearing force of the shearing machine, the main cylinders have large relative volumes, return liquid filling is slow, the overall cycle working efficiency is 3 times/minute, and the power consumption of a shift is large;
2. When in shearing, because thick and thin materials are mixed and sheared, the phenomenon of knife clamping is very easy to occur, and the slide block pressing plate needs to be detached for adjustment when the knife clamping fault is treated, so that the time is consumed;
3. The movable sliding block on the shear head is easy to wear and drop off, and the maintenance rate is high.
Therefore, it is desirable to design an efficient hydraulic power mechanism for a pair of gantry scissors to solve the above problems.
SUMMERY OF THE UTILITY MODEL
the utility model aims at solving the defects existing in the prior art and providing an efficient hydraulic power mechanism for gantry shears.
in order to achieve the above purpose, the utility model adopts the following technical scheme:
The efficient gantry shear hydraulic power mechanism comprises an outer gantry shear box body and a hydraulic power control system, wherein a plurality of permanent magnet synchronous servo motors with the same specification and synchronous action are fixedly arranged on the hydraulic power control system, an axial plunger oil pump is mounted on an output shaft of each permanent magnet synchronous servo motor, the number of the axial plunger oil pumps is a plurality of, a multifunctional cartridge valve is fixedly mounted on one side of the top of the hydraulic power control system, a protective fence is fixed on the outer wall of the top of the outer gantry shear box body through bolts, an oil tank located inside the protective fence is fixedly mounted on the outer wall of the top of the outer gantry shear box body, a first main hydraulic cylinder and a second main hydraulic cylinder which are symmetrically distributed are fixedly mounted on the inner wall of the top of the outer gantry shear box body, the first main hydraulic cylinder and the second main hydraulic cylinder are vertically placed, and the lower side of the top of the outer gantry shear box body is mounted on the lower portion and is parallel to the first main hydraulic cylinder and the second main hydraulic cylinder The quick hydraulic cylinder fixed on the outer box body of the gantry shearing machine is fixedly installed at the middle position of the first main hydraulic cylinder and the second main hydraulic cylinder, the bottom ends of the first main hydraulic cylinder, the second main hydraulic cylinder and the quick hydraulic cylinder are fixedly provided with a same shearing head total casting, a palm pressing box is fixed on the outer wall of the bottom end of the material pressing cylinder through bolts, a lower cutter holder panel is fixed on the inner wall of the bottom of the outer box body of the gantry shearing machine, a lower cutter holder is fixed on the top of the lower cutter holder panel through bolts, an upper cutter is fixed at the bottom of the shearing head total casting through bolts, the upper cutter and the lower cutter are twisted, guide rails are arranged on the outer walls of two sides of the shearing head total casting, and wear-resistant belts are fixedly arranged on the outer walls of two sides of the guide rails.
Furthermore, the overlooking shape of the guide rail is a convex shape, and the wear-resistant belts are respectively arranged on the two waists.
Furthermore, the hydraulic power control system comprises an underframe panel fixedly placed on the ground, a main oil tank arranged on the underframe panel, an oil filter arranged on a pressure pipeline, a multifunctional cartridge valve and an oil way flange switch.
Furthermore, the oil tank is communicated with the first main hydraulic cylinder and the second main hydraulic cylinder through the bevel steel pipe, the bending angle of the bevel steel pipe is ninety degrees, and the diameter of the bevel steel pipe is six inches.
Furthermore, the rapid hydraulic cylinder and the material pressing cylinder are both connected with seamless steel pipes, and one ends of the seamless steel pipes are communicated with the hydraulic power control system.
Furthermore, the inner walls of two sides of the outer box body of the gantry shearing machine are provided with sliding grooves, and the guide rails are embedded in the sliding grooves in a sliding mode.
furthermore, the palm pressing box is composed of an upper palm pressing plate, a lower palm pressing plate and peripheral side plates, and the palm pressing box is slidably embedded in palm pressing guide rails fixedly mounted on the inner walls of the two sides of the outer box body of the gantry shearing machine.
The utility model has the advantages that:
1. Through the quick pneumatic cylinder and the main hydraulic cylinder that set up for the efficiency of moving part action has improved the shearing force of integrated device to the material, lets the return stroke that the moving part can be quick simultaneously, realizes better shearing to the material.
2. 3 permanent magnet synchronous servo motors and axial plunger oil pumps are used as hydraulic power sources, and a multifunctional cartridge valve hydraulic oil circuit system is combined, so that the shearing pressure is high, the return speed is high, and the automatic and quick return effect is achieved, the single-time cycle efficiency of shearing is improved to 4 times/minute after the technology of the patent is adopted, and the production efficiency of a shift is effectively improved by more than 20%; the power consumption of the daily production is saved by about 30 percent.
3. Through setting up the wear-resisting area that the model is NM450, strengthen the wear-resisting type between guide rail and the total foundry goods of cutting head, effectively reach the activity slider on the total foundry goods of cutting head and do not wear and tear, do not fall the effect.
Drawings
fig. 1 is a schematic view of a hydraulic power mechanism of a high-efficiency gantry shear of the present invention;
Fig. 2 is a schematic structural view of a hydraulic power control system of a hydraulic power mechanism of the efficient gantry shear provided by the utility model;
Fig. 3 is a back side structure perspective view of the gantry shears of the hydraulic power mechanism of the efficient gantry shears provided by the utility model;
Fig. 4 is a perspective view of the front structure of the gantry shearing machine of the hydraulic power mechanism of the efficient gantry shearing machine of the present invention.
In the figure: the device comprises a main shearing machine outer box body 1, a hydraulic power control system 2, a permanent magnet synchronous servo motor 3, an axial plunger oil pump 4, a multifunctional cartridge valve 5, a protective fence 6, an oil tank 7, a first main hydraulic cylinder 8, a second main hydraulic cylinder 9, a material pressing cylinder 10, a shearing head total casting 11, a palm pressing box 12, a lower tool apron panel 13, a guide rail 14, a wear-resistant belt 15, a quick hydraulic cylinder 16, an upper tool 17, a lower tool 18 and a seamless steel pipe 19.
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 will be understood that when an element is referred to as being "secured to" another element, it can be directly on the other element or intervening elements may also be present. When a component is referred to as being "connected" to another component, it can be directly connected to the other component or intervening components may also be present. When a component is referred to as being "disposed on" another component, it can be directly on the other component or intervening components may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only.
Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.
Referring to fig. 1 to 4, a high-efficiency hydraulic power mechanism for gantry shears comprises a gantry shear outer case 1 and a hydraulic power control system 2, wherein a plurality of permanent magnet synchronous servo motors 3 with the same specification and synchronous action are fixedly arranged on the hydraulic power control system 2, axial plunger oil pumps 4 are arranged on output shafts of the permanent magnet synchronous servo motors 3, the number of the axial plunger oil pumps 4 is several, a multifunctional cartridge valve 5 is fixedly arranged on one side of the top of the hydraulic power control system 2, so that connection between a moving part inside the gantry shear outer case 1 and the hydraulic power control system 2 is facilitated, a protective fence 6 is fixedly arranged on the outer wall of the top of the gantry shear outer case 1 through bolts, a good protective effect is achieved, an oil tank 7 positioned inside the protective fence 6 is fixedly arranged on the outer wall of the top of the gantry shear outer case 1 and serves as a reserve oil tank, the hydraulic oil can be timely conveyed to enable moving parts to rapidly move and return, a first main hydraulic cylinder 8 and a second main hydraulic cylinder 9 which are symmetrically distributed are fixedly arranged on the inner wall of the top of a gantry shear outer box 1, the first main hydraulic cylinder 8 and the second main hydraulic cylinder 9 are vertically arranged, a material pressing cylinder 10 which is parallel to the first main hydraulic cylinder 8 and the second main hydraulic cylinder 9 is arranged below the top of the gantry shear outer box 1, a quick hydraulic cylinder 16 which is fixed on the gantry shear outer box 1 is fixedly arranged at the position between the first main hydraulic cylinder 8 and the second main hydraulic cylinder 9, the bottom ends of the first main hydraulic cylinder 8, the second main hydraulic cylinder 9 and the quick hydraulic cylinder 16 are fixedly provided with a same shear head main casting 11, the quick hydraulic cylinder 16, the first main hydraulic cylinder 8 and the second main hydraulic cylinder 9 move to drive the shear head main casting 11 to move up and down, a pressure palm 12 is fixed on the outer wall of the bottom end of the material pressing cylinder 10 through bolts, the material pressing cylinder 10 acts to drive the presser foot box 12 to move up and down, a lower knife holder panel 13 is fixed on the inner wall of the bottom of the outer box body 1 of the gantry shearing machine, a lower knife 18 is fixed on the top of the lower knife holder panel 13 through a bolt, an upper knife 17 is fixed on the bottom of the shearing head total casting 11 through a bolt, the upper knife 17 is twisted with the lower knife 18, guide rails 14 are arranged on the outer walls of two sides of the shearing head total casting 11, wear-resistant belts 15 are fixedly arranged on the outer walls of two sides of the guide rails 14, the shearing head total casting 11 drives the upper knife 17 on the shearing head total casting to descend and is twisted with the lower knife 18, and shearing of materials is achieved.
Furthermore, the overlooking shape of the guide rail 14 is a convex shape, and the wear-resistant belts 15 are respectively arranged on the two waists, so that the wear resistance of the movable slide block on the head total casting is improved.
Furthermore, the hydraulic power control system 2 comprises an underframe panel fixedly placed on the ground, a main oil tank arranged on the underframe panel, an oil filter arranged on a pressure pipeline, a multifunctional cartridge valve 5 and an oil way flange switch, and the permanent magnet synchronous servo motor 3 is started to drive the axial plunger oil pump 4 to work.
Further, the oil tank 7 is communicated with the first main hydraulic cylinder 8 and the second main hydraulic cylinder 9 through a bottom steel pipe, the bending angle of the steel pipe is ninety degrees, the diameter of the steel pipe is six inches, hydraulic oil in the oil tank 7 can be conveyed to the first main hydraulic cylinder 8 and the second main hydraulic cylinder 9 timely, and the quick oiling effect is achieved.
Furthermore, seamless steel pipes 19 are connected to the fast hydraulic cylinder 16, the first master hydraulic cylinder 8, the second master hydraulic cylinder 9 and the material pressing cylinder 10, one end of each seamless steel pipe 19 is communicated with the hydraulic power control system 2, the axial plunger oil pump 4 conveys hydraulic oil in the master oil tank to the fast hydraulic cylinder 16, the first master hydraulic cylinder 8, the second master hydraulic cylinder 9 and the material pressing cylinder 10 through the seamless steel pipes 19, the hydraulic oil in the first master hydraulic cylinder 8 and the second master hydraulic cylinder 9 during the return stroke of the work directly enters the oil tank 7, the hydraulic oil in the oil tank 7 can be quickly supplemented to the first master hydraulic cylinder 8 and the second master hydraulic cylinder 9 during the shearing work of the first master hydraulic cylinder 8 and the second master hydraulic cylinder 9, and then the axial plunger oil pump 4 pressurizes the hydraulic oil in the master oil tank through the seamless steel pipes 19 to realize the shearing work of the first master hydraulic cylinder 8 and the second master hydraulic cylinder 9, the efficiency of motion of the moving part is improved.
Furthermore, the inner walls of the two sides of the outer box body 1 of the gantry shearing machine are provided with sliding grooves, and the guide rails 14 are embedded in the sliding grooves in a sliding manner, so that the movement of the shearing head total casting 11 can be well controlled.
furthermore, the palm pressing box 12 is composed of an upper palm pressing plate, a lower palm pressing plate and peripheral side plates, and the palm pressing box 12 is embedded in palm pressing guide rails fixedly mounted on the inner walls of the two sides of the outer box body 1 of the gantry shearing machine in a sliding mode, so that a good positioning effect is achieved for materials, and the phenomenon of cutter clamping is avoided.
The working principle is as follows: when in use, the permanent magnet synchronous servo motor 3 is started to drive the axial plunger oil pump 4 to work, the axial plunger oil pump 4 conveys the hydraulic oil in the main oil tank to the multifunctional cartridge valve 5 through an oil pipe, the multifunctional cartridge valve 5 controls the hydraulic automatic switching function to distribute hydraulic power sources required by each action, the hydraulic power sources are conveyed to the interior of the material pressing cylinder 10 through the seamless steel pipe 19, the material pressing cylinder works to press the material, and the hydraulic oil is conveyed to the first main hydraulic cylinder 8 and the second main hydraulic cylinder 9 through the seamless steel pipe 19 to drive the shearing head total casting 11 to move downwards, the shearing head total casting 11 drives the upper knife 17 on the shearing head total casting to descend, the material is twisted with the lower knife 18 to realize the shearing of the material, the hydraulic oil is conveyed into the quick cylinder 16 by the seamless steel pipe 19 after the shearing is finished, the rapid cylinder 16 drives the shear head total casting 11 to move upwards to realize rapid return stroke, and the load pressure of the first main hydraulic cylinder 8 and the second main hydraulic cylinder 9 is 20MPa when working; when the shear head total casting 11 returns, the single-cylinder return of the quick hydraulic cylinder 16 is adopted, the return speed is high, when the material clamping condition of the shear head total casting 11 occurs, and the load pressure of the quick hydraulic cylinder 16 reaches 9MPa, the multifunctional cartridge valve 5 controls the hydraulic automatic conversion function to start to be converted into the load pressurization return of the quick hydraulic cylinder 16, the first main hydraulic cylinder 8 and the second main hydraulic cylinder 9 at the same time, so that the return pressure is increased, and the effect of automatically removing the cutter clamping fault is achieved; the single-shearing circulation efficiency is improved to 4 times/minute, and the shift efficiency is effectively improved by more than 20%; the power consumption of the daily production is saved by about 30 percent.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (7)
1. The utility model provides an efficient gantry shear hydraulic power unit, includes gantry shear outer box (1) and hydraulic power control system (2), a serial communication port, the fixed permanent magnetism synchronous servo motor (3) that is provided with the same and synchronous action of a plurality of specification on hydraulic power control system (2), install axial plunger oil pump (4) on the output shaft of permanent magnetism synchronous servo motor (3), and the quantity of axial plunger oil pump (4) is a plurality of, one side fixed mounting at hydraulic power control system (2) top has multi-functional cartridge valve (5), there are protection rail (6) through the bolt fastening on the outer wall at gantry shear outer box (1) top, fixed mounting has oil tank (7) that are located protection rail (6) inside on the outer wall at gantry shear outer box (1) top, fixed mounting has first main hydraulic cylinder (8) and the second main hydraulic cylinder (8) of symmetric distribution on the inner wall at gantry shear outer box (1) top The hydraulic cylinder (9), the first main hydraulic cylinder (8) and the second main hydraulic cylinder (9) are vertically arranged, a quick hydraulic cylinder (16) parallel to the first main hydraulic cylinder (8) and the second main hydraulic cylinder (9) is installed below the top of the outer box body (1) of the gantry shear, a material pressing cylinder (10) fixed on the outer box body (1) of the gantry shear is fixedly installed at a position between the first main hydraulic cylinder (8) and the second main hydraulic cylinder (9), the bottom ends of the first main hydraulic cylinder (8), the second main hydraulic cylinder (9) and the quick hydraulic cylinder (16) are fixedly provided with a same shear head main casting (11), a material pressing palm box (12) is fixed on the outer wall of the bottom end of the material pressing cylinder (10) through bolts, a lower cutter seat panel (13) is fixed on the inner wall of the bottom of the outer box body (1), and a lower cutter (18) is fixed on the top of the lower cutter seat panel (13) through bolts, the bottom of the shear head total casting (11) is fixed with an upper knife (17) through a bolt, the upper knife (17) and a lower knife (18) are twisted, guide rails (14) are welded on the outer walls of the two sides of the shear head total casting (11), and wear-resistant belts (15) are fixedly arranged on the outer walls of the two sides of the guide rails (14).
2. The efficient hydraulic power mechanism of the gantry shears according to claim 1, wherein the guide rail (14) is in a convex shape in a plan view, and the wear-resistant belts (15) are respectively arranged on two waists.
3. The efficient hydraulic power mechanism of the gantry shears according to claim 1, wherein the hydraulic power control system (2) comprises an underframe panel fixedly placed on the ground, a main oil tank arranged on the underframe panel, an oil filter arranged on a pressure pipeline, a multifunctional cartridge valve (5) and an oil way flange switch.
4. The efficient hydraulic power mechanism for the gantry shears according to claim 1, wherein the oil tank (7) is communicated with the first main hydraulic cylinder (8) and the second main hydraulic cylinder (9) through a bottom steel pipe, the bending angle of the bottom steel pipe is ninety degrees, and the diameter of the steel pipe is six inches.
5. The efficient hydraulic power mechanism of the gantry shears is characterized in that the first main hydraulic cylinder (8), the second main hydraulic cylinder (9), the fast hydraulic cylinder (16) and the material pressing cylinder (10) are connected with seamless steel pipes (19), and one end of each seamless steel pipe (19) is communicated with the hydraulic power control system (2).
6. the efficient gantry shear hydraulic power mechanism is characterized in that sliding grooves are formed in the inner walls of two sides of the outer box body (1) of the gantry shear, and the guide rails (14) are embedded in the sliding grooves in a sliding mode.
7. The efficient hydraulic power mechanism of the gantry shears according to claim 1, wherein the palm pressing box (12) is composed of an upper palm pressing plate, a lower palm pressing plate and peripheral side plates, and the palm pressing box (12) is slidably embedded in palm pressing guide rails fixedly installed on the inner walls of the two sides of the outer box body (1) of the gantry shears.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920079824.0U CN209736733U (en) | 2019-01-17 | 2019-01-17 | Efficient hydraulic power mechanism for gantry scissors |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920079824.0U CN209736733U (en) | 2019-01-17 | 2019-01-17 | Efficient hydraulic power mechanism for gantry scissors |
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| Publication Number | Publication Date |
|---|---|
| CN209736733U true CN209736733U (en) | 2019-12-06 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920079824.0U Active CN209736733U (en) | 2019-01-17 | 2019-01-17 | Efficient hydraulic power mechanism for gantry scissors |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116021083A (en) * | 2023-03-30 | 2023-04-28 | 泉州市范特西智能科技有限公司 | Trimming equipment for machining mechanical steel plate |
-
2019
- 2019-01-17 CN CN201920079824.0U patent/CN209736733U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN116021083A (en) * | 2023-03-30 | 2023-04-28 | 泉州市范特西智能科技有限公司 | Trimming equipment for machining mechanical steel plate |
| CN116021083B (en) * | 2023-03-30 | 2023-08-22 | 泉州市范特西智能科技有限公司 | Trimming equipment for machining mechanical steel plate |
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Effective date of registration: 20230602 Address after: 528200 Yanbu Bay Creek Industrial Zone, Dali Town, Nanhai District, Foshan City, Guangdong Province (self compiled North 11 and North 12) Factory Building (Residence Declaration) Patentee after: Guangdong Keshang Hydraulic Technology Co.,Ltd. Address before: No. 38, Dongyue East Second Lane, Guicheng Street, Nanhai District, Foshan City, Guangdong Province, 528200 Patentee before: Liang Yanqiang |