Horizontal precision drawing forming hydraulic press

Abstract

This utility model discloses a horizontal precision drawing hydraulic press, including a machine body and a power mechanism. The machine body has a laterally moving slider, on which an extrusion rod is mounted. Along the movement path of the extrusion rod are sequentially arranged a centering device, an adaptive material support device, a mold assembly, and a material removal device. The advantages of this utility model are: it realizes an automated production process for the entire cylinder drawing process, from automatic feeding and drawing to automatic unloading, meeting the quality and performance requirements of various industries for cylinders, improving feeding efficiency, and avoiding hazards. A reliable centering device ensures that the extrusion rod remains accurately centered during the drawing process, improving the dimensional accuracy and quality stability of the cylinders, reducing the scrap rate, and extending the service life of the equipment.

Description

Technical Field

[0001] This utility model relates to the field of hydraulic press technology, specifically a horizontal precision drawing forming hydraulic press. Background Technology

[0002] Cold drawing refers to a processing method in which a metal billet is subjected to tensile force through a die at room temperature, causing plastic deformation to obtain the desired shape and size. In steel cylinder production, cold drawing is commonly used to process steel pipes or billets into cylinder bodies with specific wall thicknesses, diameters, and lengths. This process results in a denser microstructure, improved strength and toughness, and superior surface quality for the steel cylinder. Current drawing processes suffer from the following problems: manual feeding is inefficient, the cylinders are heavy and prone to accidents; the single extrusion rod centering device requires adjustment for different extrusion rods and is structurally large and difficult to arrange; manual adjustment of the material support device is inefficient and unsuitable for automated production; and manual replacement of the stripper plate is inefficient and unsuitable for automated production. Utility Model Content

[0003] The purpose of this invention is to solve the existing problems by providing a horizontal precision drawing forming hydraulic press.

[0004] The technical solution of this utility model is as follows: A horizontal precision drawing hydraulic press includes a machine body and a power mechanism. The machine body has a transversely moving slider, and an extrusion rod is mounted on the slider. A centering device, an adaptive material support device, a mold assembly, and a stripping device are arranged sequentially along the movement path of the extrusion rod. A handling robot and a secondary positioning frame are arranged on one side of the adaptive material support device. The centering device lifts the extrusion rod and finely adjusts its center position. The adaptive material support device automatically centers the steel cylinder preform with the extrusion rod through lifting. The mold assembly is installed at the left end of the machine body and is used to draw and change the diameter of the steel cylinder preform.

[0005] Preferably, the unloading device is located on the outer side of the left end of the machine body, and includes an unloading seat, an unloading plate, a guide plate and a first hydraulic cylinder. The guide plate is arranged vertically opposite to each other. A sliding seat is fixed on the unloading seat. The sliding seat cooperates with the guide plate. The unloading seat is arranged horizontally opposite to each other and is driven by the first hydraulic cylinder. The unloading plate is fixed in the arc-shaped notch of the unloading seat.

[0006] Preferably, the centering device includes a V-shaped idler roller, a second hydraulic cylinder, a displacement sensor, a first guide column, and a servo control system. The second hydraulic cylinder is mounted on the machine body, the first guide column is vertically mounted on the machine body, and the V-shaped idler roller is fixed to the upper part of the guide column.

[0007] Preferably, the centering device can be interlocked with the limiting device of the slider.

[0008] Preferably, the adaptive material support device includes a V-shaped roller, a third hydraulic cylinder and a second guide column, and is equipped with a displacement sensor and a servo control system. It automatically centers the cylinder blanks according to preset different cylinder sizes.

[0009] Preferably, the mold assembly includes a mold core and a mold base. The mold base is fixed to the inner side of the left end of the machine body, and the mold core is installed in the mold base, on which an inner hole with a larger inner diameter and a smaller outer diameter is formed.

[0010] Preferably, a discharge roller conveyor is provided on the outside of the descrambling device.

[0011] Preferably, a water collection box is installed on the machine body above the mold assembly, which contains lubricating fluid for lubrication during the drawing of the cylinder blank.

[0012] Preferably, the transport robot also includes a fixed bracket installed at the bottom of the transport robot and a clamping device for gripping the gas cylinder blank, the clamping device being two V-shaped electromagnets.

[0013] Preferably, the secondary positioning frame is positioned between the handling robot and the robot body, and consists of two V-shaped blocks arranged opposite each other.

[0014] The beneficial effects of this utility model are as follows: 1. To realize the automation of the entire gas cylinder drawing production process from automatic feeding, drawing and forming to automatic discharge, to meet the quality and performance requirements of various industries for gas cylinders, improve feeding efficiency and avoid danger.

[0015] 2. A reliable centering device ensures that the extrusion rod is always in the accurate center position during the drawing process, improving the dimensional accuracy and quality stability of the cylinder, reducing the scrap rate, and extending the service life of the equipment.

[0016] 3. The adaptive material support system, combined with high-precision displacement sensors and servo control, can automatically center the gas cylinder blanks according to different preset cylinder sizes, eliminating the need for manual adjustment of the material support device and improving work efficiency.

[0017] 4. The stripping plates in the stripping device move relative to each other, clamping the pulled-out steel cylinder, and then the squeezing rod retracts, thus automatically completing the stripping process. Attached Figure Description

[0018] Figure 1 This is a front view schematic diagram of the present invention after removing the handling robot and the secondary positioning frame; Figure 2 This is a top view of the present invention after the gas cylinder blank has been removed; Figure 3 This is a schematic diagram of the material removal device of this utility model; Figure 4This is a schematic diagram of the centering device and the adaptive material support device of this utility model; Figure 5 for Figure 1 A cross-sectional view along direction A; In the attached diagram: 1. Machine body; 2. Power mechanism; 3. Slider; 4. Extrusion rod; 5. Centering device; 6. Adaptive material support device; 7. Mold assembly; 8. Stripping device; 9. Handling robot; 10. Secondary positioning frame; 11. Steel cylinder blank; 12. Stripping seat; 13. Stripping plate; 14. Guide plate; 15. First hydraulic cylinder; 16. Sliding seat; 17. V-shaped roller; 18. Second hydraulic cylinder; 19. First guide column; 20. Third hydraulic cylinder; 21. Mold core; 22. Mold base; 23. Discharge roller conveyor; 24. Water collection box; 25. Fixed bracket; 26. Second guide column. Detailed Implementation

[0019] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0020] In the description of this utility model, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "clockwise", "counterclockwise", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0021] Furthermore, the terms "first" and "second" are used for descriptive purposes only and should not be construed as indicating or implying relative importance or implicitly specifying the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of this utility model, unless otherwise stated, "a plurality of" means two or more, unless otherwise expressly defined.

[0022] In this utility model, unless otherwise explicitly specified and limited, the terms "installation," "connection," "linking," and "fixing," etc., should be interpreted broadly. For example, they can refer to a fixed connection, a detachable connection, or an integral connection; they can refer to a mechanical connection or an electrical connection; they can refer to a direct connection or an indirect connection through an intermediate medium; and they can refer to the internal connection of two components. Those skilled in the art can understand the specific meaning of the above terms in this utility model according to the specific circumstances.

[0023] In this invention, unless otherwise explicitly specified and limited, "above" or "below" the second feature can include direct contact between the first and second features, or contact between the first and second features through another feature between them. Furthermore, "above," "over," and "on top" of the second feature includes the first feature directly above or diagonally above the second feature, or simply indicates that the first feature is at a higher horizontal level than the second feature. "Below," "below," and "under" the second feature includes the first feature directly below or diagonally below the second feature, or simply indicates that the first feature is at a lower horizontal level than the second feature.

[0024] like Figure 1-5 As shown, a horizontal precision drawing hydraulic press includes a machine body 1 and a power mechanism 2. The machine body 1 is provided with a transversely moving slider 3. An extrusion rod 4 is installed on the slider 3. A centering device 5, an adaptive material support device 6, a mold assembly 7, and a stripping device 8 are arranged sequentially along the movement path of the extrusion rod 4. A handling robot 9 and a secondary positioning frame 10 are arranged on one side of the adaptive material support device 6. The centering device 5 lifts the extrusion rod 4 and finely adjusts its center position. The adaptive material support device 6 automatically centers the steel cylinder blank 11 with the extrusion rod 4 through lifting. The mold assembly 7 is installed at the left end of the machine body 1 and is used to draw the steel cylinder blank 11 to change its diameter.

[0025] Specifically, the unloading device 8 is located on the outer side of the left end of the machine body 1, and includes an unloading seat 12, an unloading plate 13, a guide plate 14 and a first oil cylinder 15. The guide plate 14 is arranged vertically opposite each other. A sliding seat 16 is fixed on the unloading seat 12. The sliding seat 16 cooperates with the guide plate 14. The unloading seat 12 is arranged horizontally opposite each other and is driven by the first oil cylinder 15. The unloading plate 13 is fixed in the arc-shaped notch of the unloading seat 12.

[0026] Specifically, the centering device 5 includes a V-shaped roller 17, a second hydraulic cylinder 18, a displacement sensor, a first guide column 19, and a servo control system. The second hydraulic cylinder 18 is mounted on the machine body 1, and the first guide column 19 is vertically and vertically mounted on the machine body 1. The V-shaped roller 17 is fixed to the upper part of the guide column 19. The centering device 5 uses a high-precision displacement sensor combined with servo control to achieve PID control. During the extrusion process, the lifting and lowering are automatically adjusted according to the position of the extrusion rod 4 to ensure the center position of the extrusion rod 4. It is also interlocked with the limiting device of the slider 3. When the slider 3 is about to reach its position, the centering device 5 automatically lowers to avoid interference with the slider 3.

[0027] Specifically, the centering device 5 can be interlocked with the limiting device of the slider 3.

[0028] Specifically, the adaptive material support device includes a V-shaped roller 17, a second guide column 26 and a third hydraulic cylinder 20, and is equipped with a displacement sensor and a servo control system. It automatically centers the steel cylinder blank 11 according to different preset steel cylinder sizes.

[0029] Specifically, the mold assembly 7 includes a mold core 21 and a mold base 22. The mold base 22 is fixed to the inner side of the left end of the machine body 1. The mold core 21 is installed in the mold base 22 and has an inner hole with a larger inner diameter and a smaller outer diameter formed thereon.

[0030] Specifically, a discharge roller conveyor 23 is provided on the outside of the unloading device 8.

[0031] Specifically, a water collection box 24 is installed on the body 1 above the mold assembly 7, which contains lubricating fluid for lubrication during the drawing of the steel cylinder blank 11.

[0032] Specifically, the transport robot 9 also includes a fixed bracket 25 installed at the bottom of the transport robot 9 and a clamping device for gripping the steel cylinder blank 11, the clamping device being two V-shaped electromagnets.

[0033] Specifically, the secondary positioning frame 10 is set between the transport robot 9 and the body 1, and is composed of two V-shaped blocks arranged opposite each other.

[0034] During operation, the handling robot 9 takes the steel cylinder blank from the basket, adjusts and precisely positions the suction angle in the secondary positioning frame 10, and the V-shaped electromagnet grabs the steel cylinder blank and places it on the V-shaped roller 17 of the adaptive material support device 6. The adaptive material support device 6 automatically raises and lowers to center the steel cylinder according to the preset steel cylinder size. The slider 3 drives the extrusion rod 4 to move to the left to pull it out. The centering device 5 automatically raises and lowers according to the fluctuation of the extrusion rod 4 during its movement. When the slider 3 moves close to the centering device 5, the centering device 5 descends. When the slider 3 moves close to the adaptive material support device 6, the adaptive material support device 6 descends. The finished steel cylinder is completely pulled out. The first hydraulic cylinder 15 is activated to drive the stripping plate 13 to move relative to each other, clamping the pulled steel cylinder. The slider 3 drives the extrusion rod 4 to retract and disengage. The finished steel cylinder enters the discharge roller conveyor 23.

[0035] Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions described in the foregoing embodiments or make equivalent substitutions for some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of the present invention should be included within the protection scope of the present invention.

Claims

1. A horizontal precision drawing forming hydraulic press, comprising a machine body and a power mechanism, characterized in that: The machine body is equipped with a horizontally moving slider, on which an extrusion rod is mounted. Along the movement path of the extrusion rod are arranged a centering device, an adaptive material support device, a mold assembly, and a stripping device. A handling robot and a secondary positioning frame are arranged on one side of the adaptive material support device. The centering device lifts the extrusion rod and finely adjusts its center position. The adaptive material support device automatically centers the cylinder blank with the extrusion rod through lifting and lowering. The mold assembly is installed at the left end of the machine body and is used to draw and change the diameter of the cylinder blank.

2. The horizontal precision drawing forming hydraulic press according to claim 1, characterized in that: The unloading device is located on the outer side of the left end of the machine body and includes an unloading seat, an unloading plate, a guide plate and a first oil cylinder. The guide plate is arranged vertically opposite each other. A sliding seat is fixed on the unloading seat. The sliding seat cooperates with the guide plate. The unloading seat is arranged horizontally opposite each other and is driven by the first oil cylinder. The unloading plate is fixed in the arc-shaped notch of the unloading seat.

3. The horizontal precision drawing forming hydraulic press according to claim 1, characterized in that: The centering device includes a V-shaped idler roller, a second hydraulic cylinder, a displacement sensor, a first guide column, and a servo control system. The second hydraulic cylinder is mounted on the machine body, the first guide column is vertically mounted on the machine body, and the V-shaped idler roller is fixed to the upper part of the guide column.

4. The horizontal precision drawing forming hydraulic press according to claim 1, characterized in that: The centering device can be interlocked with the limiting device of the slider.

5. The horizontal precision drawing forming hydraulic press according to claim 1, characterized in that: The adaptive material support device includes a V-shaped roller, a third hydraulic cylinder, and a second guide column. It is equipped with a displacement sensor and a servo control system, and automatically centers the steel cylinder blanks according to preset different steel cylinder sizes.

6. The horizontal precision drawing forming hydraulic press according to claim 1, characterized in that: The mold assembly includes a mold core and a mold base. The mold base is fixed to the inner side of the left end of the machine body. The mold core is installed in the mold base and has an inner hole with a larger inner diameter and a smaller outer diameter formed on it.

7. The horizontal precision drawing forming hydraulic press according to claim 1, characterized in that: The outer side of the unloading device is provided with a discharge roller track.

8. The horizontal precision drawing forming hydraulic press according to claim 1, characterized in that: A water collection box is installed on the machine body above the mold assembly. The box contains lubricating fluid for lubrication during the drawing of the cylinder blank.

9. The horizontal precision drawing forming hydraulic press according to claim 1, characterized in that: The transport robot also includes a fixed bracket installed at the bottom of the transport robot and a clamping device for gripping the steel cylinder blanks, the clamping device being two V-shaped electromagnets.

10. The horizontal precision drawing forming hydraulic press according to claim 1, characterized in that: The secondary positioning frame is set between the handling robot and the robot body, and consists of two V-shaped blocks arranged opposite each other.

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