CN209754126U - Horizontal plate shearing machine with automatic shearing angle adjustment function - Google Patents
Horizontal plate shearing machine with automatic shearing angle adjustment function Download PDFInfo
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- CN209754126U CN209754126U CN201920428645.3U CN201920428645U CN209754126U CN 209754126 U CN209754126 U CN 209754126U CN 201920428645 U CN201920428645 U CN 201920428645U CN 209754126 U CN209754126 U CN 209754126U
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Abstract
The utility model discloses a horizontal plate shearing machine of shearing angle automatic adjustment belongs to forging and pressing lathe technical field. The utility model discloses a horizontal plate shearing machine of shearing angle automatic adjustment, which comprises a frame, be equipped with in the frame along the knife rest and the workstation of horizontal direction distribution, be equipped with quiet sword on the workstation, be equipped with on the knife rest with quiet sword complex move the sword, the frame left side is equipped with the side fulcrum, and the side fulcrum passes through the dish spring and links to each other with the gyro wheel, the knife rest left side correspondence is equipped with the guide rail board, the knife rest right side is located the frame inner wall and installs first attaching plate and second attaching plate, installs first inductor, second inductor and third inductor on side fulcrum, first attaching plate and the second attaching plate respectively. Adopt the technical scheme of the utility model can carry out automatically regulated to the shearing angle of above-mentioned horizontal plate shearing machine to guarantee the fixed of shearing angle.
Description
Technical Field
The utility model belongs to the technical field of the plate shearing machine, more specifically say, relate to a horizontal plate shearing machine of shearing angle automatic adjustment.
Background
A plate shearing machine belongs to one of forging and pressing machines, is widely used equipment, is mainly used for the metal processing industry, fixes a steel plate through a material pressing frame of the plate shearing machine, and applies shearing force to metal plates with various thicknesses by utilizing relative motion between an upper blade and a lower blade so as to fracture and separate the plates according to required sizes. The plate shearing machine processed product is widely suitable for providing required special machinery and complete equipment in the industries of aviation, light industry, metallurgy, chemical industry, construction, ships, automobiles, electric power, electric appliances, decoration and the like.
The automobile beam is a U-shaped channel steel structure, two side edges of the automobile beam comprise a straight line section and an inclined section, namely, the side edge of the automobile beam is composed of two non-parallel side edges (namely, the straight line section and the inclined section, and an angle theta exists between the straight line section and the inclined section). Therefore, the processing procedures are more, the processing efficiency is low, and the processing requirements of enterprises cannot be met.
Based on the above disadvantages, the applicant developed a double-station horizontal plate shearing machine (application No. 201010605818.8), in which the structure of the horizontal plate shearing machine is optimally designed, and the shapes of the cutting edge of the fixed blade and the cutting edge of the movable blade are consistent with the cut of the side edge of the U-shaped channel steel, so that the two side edges of the U-shaped channel steel can be cut and formed at one time, the cutting efficiency is high, and the position of the U-shaped channel steel does not need to be readjusted. As shown in fig. 1, the movable blade of the horizontal plate shearing machine is formed by splicing a first movable blade and a second movable blade to form a V-shaped structure, and a shearing angle α exists between the movable blade and the stationary blade. If the shearing angle is increased or the shearing is small, the shearing force on two sides is different, the shearing effect is influenced, the knife edge gap at the joint between the shearing surfaces of the two movable knives is changed, the precision of the knife edge gap is high, the quality of a shearing workpiece is influenced if the knife edge gap is too large, the upper and lower groups of knife edges are directly sheared to be damaged if the knife edge gap is too small, and even a waste machine is reported in severe cases.
In practical application, however, the horizontal plate shearing machine may change the shearing angle due to various factors such as machining errors, thereby affecting the shearing quality and the service life of the blade.
SUMMERY OF THE UTILITY MODEL
1. Technical problem to be solved by the utility model
The utility model aims to overcome and adopt horizontal plate shearing machine to add man-hour to automotive frame both sides airfoil, the shearing angle of blade easily changes to influence the not enough of shearing quality, provide a horizontal plate shearing machine of shearing angle automatic adjustment. Adopt the technical scheme of the utility model can carry out automatically regulated to the shearing angle of above-mentioned horizontal plate shearing machine to guarantee the fixed of shearing angle.
2. Technical scheme
In order to achieve the above purpose, the utility model provides a technical scheme does:
The utility model discloses a horizontal plate shearing machine of shearing angle automatic adjustment, which comprises a frame, be equipped with in the frame along the knife rest and the workstation of horizontal direction distribution, be equipped with quiet sword on the workstation, be equipped with on the knife rest with quiet sword complex move the sword, the frame left side is equipped with the side fulcrum, and the side fulcrum passes through the dish spring and links to each other with the gyro wheel, the knife rest left side correspondence is equipped with the guide rail board, the knife rest right side is located the frame inner wall and installs first attaching plate and second attaching plate, installs first inductor, second inductor and third inductor on side fulcrum, first attaching plate and the second attaching plate respectively.
Furthermore, the first inductor is located on a central axis of the second inductor and the third inductor.
Furthermore, the first inductor, the second inductor and the third inductor are all connected with an electric control system.
Furthermore, two ends of the tool rest are respectively connected with the main oil cylinder and the auxiliary oil cylinder, specifically, two groups of tool rests and movable tool sets which are symmetrically distributed are arranged on two sides of the workbench, wherein two ends of the left tool rest are respectively connected with the left main cylinder and the left auxiliary cylinder, and two ends of the right tool rest are respectively connected with the right main cylinder and the right auxiliary cylinder.
Furthermore, the hydraulic system of the plate shearing machine comprises an oil tank, an oil pump and an electro-hydraulic reversing valve, wherein an oil inlet of the oil pump is connected with the oil tank, and an oil outlet of the oil pump is connected with a port P of the electro-hydraulic reversing valve on one hand and is connected with the oil tank through an electromagnetic overflow valve on the other hand; the port A of the electro-hydraulic directional valve is connected with the rodless cavity of the left main cylinder, the port B of the electro-hydraulic directional valve is connected with the rodless cavity of the right main cylinder, the rod cavities of the left main cylinder and the right main cylinder are respectively correspondingly connected with the rodless cavities of the left auxiliary cylinder and the right auxiliary cylinder, and the rod cavities of the left auxiliary cylinder and the right auxiliary cylinder are respectively connected with the first electromagnetic directional valve and the second electromagnetic directional valve.
Furthermore, a needle valve and an energy accumulator are arranged on a pipeline between an oil outlet of the oil pump and the rod cavities of the left auxiliary cylinder and the right auxiliary cylinder; the oil outlet of the oil pump is also respectively connected with the oil inlets of the first electromagnetic directional valve and the second electromagnetic directional valve, the oil control port of the first electromagnetic directional valve is connected with the rod cavity of the left main cylinder and the rodless cavity of the left auxiliary cylinder, and the oil control port of the second electromagnetic directional valve is connected with the rod cavity of the right main cylinder and the rodless cavity of the right auxiliary cylinder.
Furthermore, an A port pipeline of the electro-hydraulic reversing valve is connected with the upper left material pressing cylinder and the left material pressing cylinder, and a B port pipeline of the electro-hydraulic reversing valve is connected with the upper right material pressing cylinder and the right material pressing cylinder.
3. Advantageous effects
Adopt the technical scheme provided by the utility model, compare with prior art, have following effect of showing:
(1) The utility model discloses a horizontal plate shearing machine of shearing angle automatic adjustment through being equipped with the side fulcrum in the frame left side, makes the gyro wheel promote the guide rail board through promoting the side fulcrum to can make the knife rest paste tight first attaching plate and second attaching plate right, carry out horizontal shear along first attaching plate and second attaching plate, and then be favorable to improving the holistic stability of knife rest, prevent that it from taking place the slope. Meanwhile, whether the tool rest is in a horizontal state or not can be judged according to the distance between the first sensor and the distance measured by the second sensor and the third sensor, and then the tool rest can be controlled to act when inclined, so that the tool rest can be adjusted, and the fixing property of the shearing angle is ensured.
(2) The utility model discloses a horizontal plate shearing machine of shearing angle automatic adjustment is through carrying out optimal design to hydraulic system to can satisfy horizontal duplex position plate shearing machine's plate shearing demand, and it can control the shearing of left and right two sets of hydro-cylinders and four actions of returning journey respectively through a set of motor oil pump and a tribit cross valve (electricity liquid switching-over valve), this hydraulic system simple structure, the cost is lower, has realized that horizontal plate shearing machine is to the accurate shearing processing of automobile beam left and right sides.
(3) The utility model discloses a horizontal plate shearing machine of automatic adjustment of shearing angle uses an energy storage ware to supply the left and right two sets of hydro-cylinders to return, thereby can effectively ensure that the magnitude of two sets of hydro-cylinders return the strength the same, and then can guarantee that equipment operation action is more coordinated and reliable; additionally, the utility model discloses a structure to hydraulic system optimizes to can guarantee that two sets of hydro-cylinder shearing work does not go on simultaneously, have the interlocking function, and then be favorable to guaranteeing the shearing effect on the one hand, on the other hand can also prevent effectively that it influences the hydro-cylinder return because of the energy storage ware fuel feeding is not enough.
(4) The utility model discloses a horizontal plate shearing machine of shearing angle automatic adjustment all has to press material and side pressure material hydro-cylinder to fix a position for being sheared two directions of work piece respectively about two sets of hydro-cylinders when shearing the action, and press the face to the side in the past when pressing the material, the side presses the material back knife rest that targets in place and just shears work to the fixed fastness of work piece when can effectively improve shearing is favorable to guaranteeing to shear the quality. Meanwhile, when the right tool rest needs to be sheared, the left tool rest returns to the original stroke, and the right tool rest starts to shear after the upper right material pressing cylinder and the right material pressing cylinder work in place, so that the sequence of returning before shearing is met.
Drawings
Fig. 1 is a schematic structural view of a horizontal plate shearing machine with an automatic shearing angle adjustment function according to the present invention;
Fig. 2 is a schematic structural diagram of the hydraulic system of the present invention.
The reference numerals in the figures illustrate:
1. a frame; 201. a left master cylinder; 202. a left auxiliary cylinder; 301. a right master cylinder; 302. a right auxiliary cylinder; 4. a tool holder; 501. a left-hand knife; 502. a right knife; 601. a left stationary knife; 602. a right stationary knife; 7. a work table; 8. a side fulcrum; 9. a disc spring; 10. a roller; 11. a guide rail plate; 12. a first inductor; 1301. a second inductor; 1302. a third inductor; 1401. a first attachment plate; 1402. a second attachment panel; 15. an oil tank; 16. an oil pump; 17. a pressure gauge; 1801. a left upper material pressing cylinder; 1802. a right upper material pressing cylinder; 19. an electromagnetic spill valve; 20. an electro-hydraulic directional valve; 2101. a first one-way sequence valve; 2102. a second one-way sequence valve; 2201. a left material pressing cylinder; 2202. a right material pressing cylinder; 23. a first electromagnetic directional valve; 24. a second electromagnetic directional valve; 25. a needle valve; 26. an accumulator.
Detailed Description
For a further understanding of the present invention, reference will now be made in detail to the present invention, examples of which are illustrated in the accompanying drawings.
Example 1
As shown in fig. 1, the horizontal plate shearing machine with the automatic shearing angle adjustment function of this embodiment includes a frame 1, a tool rest 4 and a workbench 7 which are distributed along the horizontal direction are arranged in the frame 1, a stationary knife (a left stationary knife 601 and a right stationary knife 602) is arranged on the workbench 7, a moving knife (a left moving knife 501 and a right moving knife 502) matched with the stationary knife is arranged on the tool rest 4, a lateral fulcrum 8 is arranged on the left side of the frame 1, the lateral fulcrum 8 is connected with a roller 10 through a disc spring 9, a guide rail plate 11 is correspondingly arranged on the left side of the tool rest 4, a first attaching plate 1401 and a second attaching plate 1402 are arranged on the inner wall of the frame 1 on the right side of the tool rest 4, and a first inductor 12, a second inductor 1301 and a third inductor 1302 are respectively arranged on the lateral fulcrum 8, the first attaching plate 1401 and the second attaching plate. The first inductor 12 is located on the central axis of the second inductor 1301 and the third inductor 1302, and the first inductor 12, the second inductor 1301 and the third inductor 1302 are all connected with an electrical control system.
This embodiment makes gyro wheel 10 promote the guide rail board through promoting side fulcrum 8 through being equipped with side fulcrum 8 in the frame 4 left side to can make knife rest 4 paste tight first attaching plate 1401 and second attaching plate 1402 right, carry out horizontal shear along first attaching plate 1401 and second attaching plate 1402, and then be favorable to improving the holistic stability of knife rest 4, prevent that it from taking place the slope. At this time, the shearing angle α between the left blade 501 and the left stationary blade 601 is the same as the shearing angle between the right stationary blade 602 and the right blade 502, and the force for shearing the sheet is also the same.
However, if the upper and lower positions of the left and right oil cylinders (which refer to the left and right directions in fig. 1, actually, the main cylinder and the auxiliary cylinder) connected to the tool rest are not consistent, the tool rest will be unparallel, so that the two attachment plates on the right side of the tool rest cannot be completely attached to the machine frame, and the moving blade will be shifted, resulting in the change of the blade gap, such as too large shift, the blade gap will be dislocated to shear the blade, and even the machine will be discarded in severe cases. Because the horizontal plate shearing machine adopts the hydraulic oil cylinder as shearing power, the shearing angle can be changed in the shearing process due to various factors, for example, oil leakage is generated in the path from the lower cavity of the main cylinder to the upper cavity of the auxiliary cylinder, or the upper cavity and the lower cavity in the two oil cylinders are simultaneously connected with oil.
Based on the above problem, in this embodiment, through the setting of three sensors, whether the tool holder is in the horizontal state can be judged according to the distance between the first sensor and the distance measured by the second sensor 1301 and the third sensor 1302, and then the hydraulic system can be controlled to act (oil supplement and oil discharge control of different oil cylinders) when the tool holder inclines, so that the adjustment of the tool holder is realized, and the fixity of the shearing angle is ensured.
Example 2
The structure of the horizontal plate shearing machine with the automatic shearing angle adjustment function in the embodiment is basically the same as that in the embodiment 1, and the difference is mainly as follows: in this embodiment, two ends of the tool post 4 are respectively connected to the main cylinder and the auxiliary cylinder, specifically, two sets of tool posts 4 and moving tool sets are symmetrically disposed on two sides of the working table 7 in this embodiment, wherein two ends of the left tool post 4 are respectively connected to the left main cylinder 201 and the left auxiliary cylinder 202, two ends of the right tool post 4 are respectively connected to the right main cylinder 301 and the right auxiliary cylinder 302, and only one tool post is shown in fig. 1.
Referring to fig. 2, the hydraulic system of the plate shearing machine includes an oil tank 15, an oil pump 16 and an electro-hydraulic directional valve 20, wherein an oil inlet of the oil pump 16 is connected to the oil tank 15, and an oil outlet thereof is connected to a port P of the electro-hydraulic directional valve 20 on one hand, and is connected to the oil tank 15 through an electromagnetic overflow valve 19 on the other hand. The port A of the electro-hydraulic directional valve 20 is connected with the rodless cavities of the upper left material pressing cylinder 1801, the first one-way sequence valve 2101, the left material pressing cylinder 2201 and the left main cylinder 201, the port B thereof is connected with the rodless cavities of the upper right material pressing cylinder 1802, the second one-way sequence valve 2102, the right material pressing cylinder 2202 and the right main cylinder 301, and the port T thereof is connected with the oil tank. The rod cavities of the left main cylinder 201 and the right main cylinder 301 are respectively and correspondingly connected with the rodless cavities of the left auxiliary cylinder 202 and the right auxiliary cylinder 302, and the rod cavities of the left auxiliary cylinder 202 and the right auxiliary cylinder 302 are respectively connected with the first electromagnetic directional valve 23 and the second electromagnetic directional valve 24 and are connected with the oil inlet of the electromagnetic overflow valve 19 through the needle valve 25. And an accumulator 26 is also arranged on a pipeline between an oil outlet of the oil pump 16 and the rod cavities of the left auxiliary cylinder 202 and the right auxiliary cylinder 302. The material pressing cylinders are self-resetting spring cylinders, and the charging pressure of the energy accumulator 26 is greater than the spring resetting force of the left material pressing cylinder and the right material pressing cylinder.
The oil outlet of the oil pump 16 is also connected with the oil inlets of the first electromagnetic directional valve 23 and the second electromagnetic directional valve 24, the oil control port of the first electromagnetic directional valve 23 is connected with the rod cavity of the left main cylinder 201 and the rodless cavity of the left auxiliary cylinder 202, the oil control port of the second electromagnetic directional valve 24 is connected with the rod cavity of the right main cylinder 301 and the rodless cavity of the right auxiliary cylinder 302, and the oil outlets of the first electromagnetic directional valve 23 and the second electromagnetic directional valve 24 are connected with the oil tank. The oil pump 16 is connected with the motor, and an oil outlet of the oil pump is connected with the pressure gauge 17 and the pressure gauge switch.
Example 3
The structure of the horizontal plate shearing machine with the automatic shearing angle adjustment function in this embodiment is the same as that in embodiment 2, and the shearing angle adjustment control method in this embodiment specifically includes the following steps: the workpiece to be sheared is placed on a stationary knife of a workbench, a roller 10 is pushed to exert force rightwards through a side fulcrum 8, so that a knife rest 4 is integrally attached to a first attaching plate 1401 and a second attaching plate 1402 rightwards of the inner wall of the right side of the knife rest, the knife rest 4 is driven to horizontally cut along the attaching plates through a left oil cylinder 2 and a right oil cylinder 3, whether the knife rest 4 belongs to a horizontal state or not is detected in the cutting process (whether the knife rest is in the horizontal state or not is detected through the distance between the induction measurement of a second inductor 1301 and a third inductor 1302 and a first inductor 12), the action of a hydraulic system is controlled according to the detection result (the oil supplementing and oil discharging operations of different oil cylinders are realized), and the horizontal adjustment of the knife rest and the control.
Specifically, when the piston of the master cylinder is lower than the piston of the slave cylinder (here, the left tool rest is inclined, that is, the piston of the left master cylinder 201 is lower than the piston of the left slave cylinder 202 is taken as an example for explanation), when the tool rest 4 is inclined to the left (the left side is lower than the right side), that is, the left shear angle is larger than the right shear angle, it is detected by the second sensor 1301 that the first attachment plate 1401 is not attached to the frame, and at this time, the hydraulic system is controlled to perform the following operations: when the motor oil pump is started, YV1 and YV4 are electrified, the control port of the electromagnetic overflow valve 19 is not communicated with the oil tank to play a role of a common overflow valve, the first electromagnetic directional valve 23 is communicated with an oil path, oil supplied by the oil pump 16 directly enters the lower cavity of the left main cylinder 201 and the upper cavity of the left auxiliary cylinder 202 through the first electromagnetic directional valve 23 to realize oil supplement and knife rest 4 adjustment.
When the tool rest inclines to the right side, that is, the right side shearing angle is larger than the left side shearing angle, the third sensor 1302 detects that the first attaching plate 1402 is not attached to the frame, and then the hydraulic system is controlled to perform the following actions: the motor oil pump is started, YV4 is electrified, the first electromagnetic directional valve 23 is communicated with the lower cavity of the left main cylinder 201 and the upper cavity of the left auxiliary cylinder 202, oil discharge is achieved, and the cutter frame is adjusted.
The present invention and its embodiments have been described above schematically, and the description is not limited thereto, and what is shown in the drawings is only one of the embodiments of the present invention, and the actual structure is not limited thereto. Therefore, if the person skilled in the art receives the teaching of the present invention, without departing from the inventive spirit of the present invention, the person skilled in the art should also design the similar structural modes and embodiments without creativity to the technical solution, and all shall fall within the protection scope of the present invention.
Claims (6)
1. the utility model provides a horizontal plate shearing machine of shearing angle automatic adjustment, includes frame (1), be equipped with in frame (1) along knife rest (4) and workstation (7) that the horizontal direction distributes, be equipped with quiet sword on workstation (7), be equipped with on knife rest (4) with quiet sword complex move sword, its characterized in that: frame (1) left side is equipped with side fulcrum (8), and side fulcrum (8) link to each other with gyro wheel (10) through dish spring (9), knife rest (4) left side correspondence is equipped with guide rail board (11), knife rest (4) right side is located frame (1) inner wall and installs first binding plate (1401) and second binding plate (1402), installs first inductor (12), second inductor (1301) and third inductor (1302) on side fulcrum (8), first binding plate (1401) and second binding plate (1402) respectively.
2. The horizontal plate shearing machine with the automatic adjustment of the shearing angle as claimed in claim 1, is characterized in that: the first inductor (12) is located on the central axis of the second inductor (1301) and the third inductor (1302).
3. The horizontal plate shearing machine with the automatic adjustment of the shearing angle as claimed in claim 1, is characterized in that: the first inductor (12), the second inductor (1301) and the third inductor (1302) are all connected with an electric control system.
4. The horizontal plate shearing machine with the automatic adjustment of the shearing angle as claimed in any one of claims 1 to 3, wherein: two groups of tool rests (4) and movable tool sets which are symmetrically distributed are arranged on two sides of the workbench (7), wherein two ends of the left tool rest (4) are respectively connected with the left main cylinder (201) and the left auxiliary cylinder (202), and two ends of the right tool rest (4) are respectively connected with the right main cylinder (301) and the right auxiliary cylinder (302).
5. The horizontal plate shearing machine with the automatic adjustment of the shearing angle as claimed in claim 4, wherein: the hydraulic system of the plate shearing machine comprises an oil tank (15), an oil pump (16) and an electro-hydraulic reversing valve (20), wherein an oil inlet of the oil pump (16) is connected with the oil tank (15), and an oil outlet of the oil pump is connected with a port P of the electro-hydraulic reversing valve (20) on one hand, and is connected with the oil tank (15) through an electromagnetic overflow valve (19) on the other hand; the port A of the electro-hydraulic directional valve (20) is connected with a rodless cavity of the left main cylinder (201), the port B of the electro-hydraulic directional valve is connected with a rodless cavity of the right main cylinder (301), rod cavities of the left main cylinder (201) and the right main cylinder (301) are correspondingly connected with the rodless cavities of the left auxiliary cylinder (202) and the right auxiliary cylinder (302) respectively, and the rod cavities of the left auxiliary cylinder (202) and the right auxiliary cylinder (302) are connected with the first electromagnetic directional valve (23) and the second electromagnetic directional valve (24) respectively.
6. The horizontal plate shearing machine with the automatic adjustment of the shearing angle as claimed in claim 5, wherein: a needle valve (25) and an energy accumulator (26) are further arranged on a pipeline between an oil outlet of the oil pump (16) and rod cavities of the left auxiliary cylinder (202) and the right auxiliary cylinder (302); the oil outlet of the oil pump (16) is also respectively connected with the oil inlets of the first electromagnetic directional valve (23) and the second electromagnetic directional valve (24), the oil control port of the first electromagnetic directional valve (23) is connected with the rod cavity of the left main cylinder (201) and the rodless cavity of the left auxiliary cylinder (202), and the oil control port of the second electromagnetic directional valve (24) is connected with the rod cavity of the right main cylinder (301) and the rodless cavity of the right auxiliary cylinder (302).
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920428645.3U CN209754126U (en) | 2019-03-29 | 2019-03-29 | Horizontal plate shearing machine with automatic shearing angle adjustment function |
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| CN201920428645.3U CN209754126U (en) | 2019-03-29 | 2019-03-29 | Horizontal plate shearing machine with automatic shearing angle adjustment function |
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| CN209754126U true CN209754126U (en) | 2019-12-10 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109848474A (en) * | 2019-03-29 | 2019-06-07 | 安徽东海机床制造有限公司 | A kind of horizontal plate shearing machine and its shearing inclination adjustment control method of shearing inclination adjust automatically |
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2019
- 2019-03-29 CN CN201920428645.3U patent/CN209754126U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109848474A (en) * | 2019-03-29 | 2019-06-07 | 安徽东海机床制造有限公司 | A kind of horizontal plate shearing machine and its shearing inclination adjustment control method of shearing inclination adjust automatically |
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