Protective device of high-speed hot stamping hydraulic machine

Abstract

The utility model discloses a protective device of a high-speed hot stamping hydraulic machine, and relates to the technical field of hydraulic machines, the protective device is firstly sleeved on a hydraulic oil cylinder of equipment, and a rotary knob is rotated to drive a rotating shaft to rotate, so that a bevel gear I drives a bevel gear II to rotate; a rotating rod is used for driving a third bevel gear to rotate, so that a bevel gear ring drives a threaded sleeve, the threaded sleeve is in threaded connection with a threaded rod in a matched mode, the threaded sleeve drives a fixing frame to move in the direction of a fixing base while rotating, and the installation convenience of the protection device of the stamping hydraulic machine is improved advantageously; the temperature of hydraulic oil in the hydraulic oil cylinder is monitored constantly through the temperature sensor, when the temperature of the hydraulic oil is ultrahigh, the alarm is used for giving an alarm to workers in time, the situation that the working performance of the hydraulic oil is affected and equipment is abraded due to the excessively-high temperature is avoided, and the service life of the high-speed hot stamping hydraulic machine is prolonged advantageously.

Description

Technical Field

[0001] The utility model relates to the technical field of hydraulic presses, in particular to a protective device for a high-speed hot stamping hydraulic press. Background Art

[0002] Stamping hydraulic press is suitable for the pressing process of plastic materials, such as thin plate stretching, bending, flanging, punching, etc. It can also be used for correction, press fitting, grinding wheel forming, cold extrusion of metal parts, and pressing and forming of plastic products and powder products. Stamping hydraulic press has an independent power mechanism and electrical system, and adopts centralized control. It can realize four operation modes: adjustment, manual, semi-automatic and fully automatic. The working pressure, pressing speed and stroke range are adjustable, and it can complete the automatic cycle of three processes: ejection, without ejection and stretching. There are two forming processes: fixed pressure and fixed stroke to choose from. It is a kind of high-speed hot stamping hydraulic press. The equipment is relatively dangerous in operation and usually needs to be operated with protective devices.

[0003] For example, publication number CN213628282U, the utility model relates to the technical field of hydraulic press equipment, and discloses a safety protection device applied to a stamping hydraulic press, including a base, the upper end of the base is fixedly connected to a working box, the front surface of the working box is provided with a working chamber, the upper end of the working box is fixedly connected to a cylinder and a buzzer, the inner upper end of the working chamber is fixedly connected to a hydraulic telescopic rod, the hydraulic telescopic rod and the cylinder are interconnected, the lower end of the hydraulic telescopic rod is fixedly connected to an upper module, the inner bottom surface of the working chamber is fixedly connected to a lower module, the inner bottom surface of the working chamber is provided with a through groove, and a protective mechanism is provided inside the through groove. The safety protection device applied to a stamping hydraulic press can prevent the operator's fingers from being crushed, and can block the collapse of objects and waste generated when stamping objects, thereby improving the safety factor and preventing the operator from being injured.

[0004] There are various types of protective devices for existing high-speed hot stamping hydraulic presses, but most of the protective devices are designed as an integrated unit with the hydraulic press, which makes it inconvenient to install protective devices separately on the original old equipment, and there are certain limitations. Utility Model Content

[0005] In view of the shortcomings of the prior art, the utility model provides a protective device for a high-speed hot stamping hydraulic press to solve the problem mentioned in the above background technology that the existing protective devices for high-speed hot stamping hydraulic presses are of various types, but most of the protective devices are integrated with the hydraulic press, which is not convenient for installing the protective device separately on the original old equipment and has certain limitations.

[0006] To achieve the above objectives, the utility model is implemented through the following technical solutions: a protective device for a high-speed hot stamping hydraulic press, comprising a fixed seat, threaded rods are fixedly installed on the left and right sides of the front end of the fixed seat, the threaded rods are provided with a fixed frame, the fixed frame is rotatably connected with a rotating shaft, the rear end of the rotating shaft extends to the interior of the fixed frame and is fixedly installed with a bevel gear one, the surface of the bevel gear one is provided with a bevel gear two, the rotating rod is fixedly installed on the bevel gear two, the end of the rotating rod away from the bevel gear two is fixedly installed with a bevel gear three, the surface of the bevel gear three is provided with a bevel gear ring, the inner surface of the bevel gear ring is fixedly installed with a threaded sleeve, the upper end of the fixed seat is fixedly installed with an outer sleeve box, the lower end of the inner part of the outer sleeve box is fixedly installed with a shock absorber, the upper end of the shock absorber is fixedly installed with an inner sleeve box, the upper end of the inner sleeve box is fixedly installed with a temperature sensor, and the upper end of the temperature sensor is fixedly installed with an alarm.

[0007] Preferably, both the front and rear sides of the surface of the threaded sleeve are rotatably connected to the fixing frame via bearings, and the surface of the rotating rod is rotatably connected to the fixing frame via bearings.

[0008] Preferably, the bevel gear one is meshedly connected with the bevel gear two, and the bevel gear three is meshedly connected with the bevel gear ring.

[0009] Preferably, the threaded sleeve is threadedly connected to the threaded rod, and the front end of the rotating shaft extends to the outside of the fixing frame and is fixedly mounted with a knob.

[0010] Preferably, a first limiting plate is fixedly installed on the inner side of the outer casing, and a second limiting plate is fixedly installed on the lower end side of the inner casing.

[0011] Preferably, the first limiting plate is slidably connected to the inner casing, and the outer casing is slidably connected to the second limiting plate. Beneficial Effects

[0012] The utility model provides a protective device for a high-speed hot stamping hydraulic press. Compared with the prior art, it has the following beneficial effects:

[0013] 1. The protective device of the high-speed hot stamping hydraulic press is firstly put on the hydraulic cylinder of the equipment, and the rotating shaft is driven to rotate by turning the knob, so that the bevel gear one drives the bevel gear two to rotate, and the bevel gear three is driven to rotate by the rotating rod, so that the bevel gear ring drives the threaded sleeve, and the threaded sleeve is threadedly connected with the threaded rod, so that the threaded sleeve drives the fixing frame to move toward the fixing seat while rotating, until the fixing seat and the fixing frame are tightly fitted with the hydraulic cylinder, thereby completing the stable installation of the protective device, which is beneficial to improving the convenience of installation of the protective device of the stamping hydraulic press and has a wide range of adaptation.

[0014] 2. The protective device of the high-speed hot stamping hydraulic press monitors the temperature of the hydraulic oil inside the hydraulic cylinder through the temperature sensor at all times when the equipment is working. When the temperature of the hydraulic oil is too high, the alarm is used to warn the staff in time to avoid excessive temperature affecting the working performance of the hydraulic oil and causing wear to the equipment, which is beneficial to prolonging the service life of the high-speed hot stamping hydraulic press. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a three-dimensional structural schematic diagram of the utility model.

[0016] Figure 2 This is a schematic diagram of the fixing frame structure of the utility model.

[0017] Figure 3 This is a schematic diagram of the outer jacket box structure of the utility model.

[0018] In the figure: 1. fixing seat; 2. threaded rod; 3. fixing frame; 4. rotating shaft; 5. bevel gear one; 6. bevel gear two; 7. rotating rod; 8. bevel gear three; 9. bevel gear ring; 10. threaded sleeve; 11. outer sleeve box; 12. shock absorber; 13. inner sleeve box; 14. temperature sensor; 15. alarm; 16. knob; 17. limit plate one; 18. limit plate two. DETAILED DESCRIPTION

[0019] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0020] See also Figure 1-3The utility model provides a technical solution: a protective device for a high-speed hot stamping hydraulic press, comprising a fixed seat 1, a threaded rod 2 is fixedly installed on both sides of the front end of the fixed seat 1, a fixed frame 3 is arranged on the threaded rod 2, the fixed frame 3 is rotatably connected with a rotating shaft 4, the rear end of the rotating shaft 4 extends to the inside of the fixed frame 3 and is fixedly installed with a bevel gear 1 5, a bevel gear 2 6 is arranged on the surface of the bevel gear 1 5, a rotating rod 7 is fixedly installed on the bevel gear 2 6, a bevel gear 3 8 is fixedly installed on the end of the rotating rod 7 away from the bevel gear 2 6, a bevel gear ring 9 is arranged on the surface of the bevel gear 3 8, a threaded sleeve 10 is fixedly installed on the inner surface of the bevel gear ring 9, the front and rear sides of the surface of the threaded sleeve 10 are rotatably connected with the fixed frame 3 through bearings, the surface of the rotating rod 7 is rotatably connected with the fixed frame 3 through bearings, the bevel gear 1 5 is connected to the bevel gear 2 6 meshing connection, bevel gear three 8 is meshing connection with bevel gear ring 9, threaded sleeve 10 is threaded connection with threaded rod 2, the front end of rotating shaft 4 extends to the outside of fixed frame 3 and is fixedly installed with knob 16, firstly, the protective device of high-speed hot stamping hydraulic press is put into the hydraulic cylinder of the equipment, and the rotating shaft 4 is driven to rotate by rotating knob 16, so that bevel gear one 5 drives bevel gear two 6 to rotate, and the rotating rod 7 is used to drive bevel gear three 8 to rotate, so that bevel gear ring 9 drives threaded sleeve 10, and threaded sleeve 10 is threadedly connected with threaded rod 2, so that threaded sleeve 10 drives fixed frame 3 to move toward fixed seat 1 while rotating, until fixed seat 1 and fixed frame 3 are tightly fitted with hydraulic cylinder, thereby completing the stable installation of protective device, which is conducive to improving the convenience of installing protective device of stamping hydraulic press, and has a wide range of adaptation;

[0021] An outer sleeve box 11 is fixedly installed on the upper end of the fixing seat 1, a shock absorber 12 is fixedly installed on the lower end of the inner sleeve box 11, an inner sleeve box 13 is fixedly installed on the upper end of the shock absorber 12, a limiting plate 17 is fixedly installed on the side of the inner sleeve box 11, and a limiting plate 2 18 is fixedly installed on the side of the lower end of the inner sleeve box 13, the limiting plate 17 is slidably connected to the inner sleeve box 13, and the outer sleeve box 11 is slidably connected to the limiting plate 2 18. During operation, the vibration generated by the high-speed hot stamping hydraulic press is transmitted to the shock absorber 12 through the inner sleeve box 13 and the outer sleeve box 11, which is conducive to reducing the influence of the vibration on the temperature sensor 14;

[0022] A temperature sensor 14 is fixedly installed on the upper end of the inner sleeve box 13, and an alarm 15 is fixedly installed on the upper end of the temperature sensor 14. When the equipment is working, the temperature of the hydraulic oil inside the hydraulic cylinder is constantly monitored by the temperature sensor 14. When the temperature of the hydraulic oil is too high, the alarm 15 is used in time to warn the staff to avoid excessive temperature affecting the working performance of the hydraulic oil and causing wear to the equipment, which is beneficial to extending the service life of the high-speed hot stamping hydraulic press.

[0023] When working, first put the protective device of the high-speed hot stamping hydraulic press on the hydraulic cylinder of the equipment, and drive the rotating shaft 4 to rotate by turning the knob 16, so that the bevel gear 1 5 drives the bevel gear 2 6 to rotate, and the rotating rod 7 drives the bevel gear 3 8 to rotate, so that the bevel gear ring 9 drives the threaded sleeve 10, and the threaded sleeve 10 is threadedly connected with the threaded rod 2, so that the threaded sleeve 10 drives the fixing frame 3 to move in the direction of the fixing seat 1 while rotating, until the fixing seat 1 and the fixing frame 3 are tightly fitted in the hydraulic cylinder, thereby completing the stable installation of the protective device. When the equipment is working, the temperature of the hydraulic oil inside the hydraulic cylinder is monitored at all times by the temperature sensor 14. When the temperature of the hydraulic oil is too high, the alarm 15 is used in time to sound an alarm to the staff to avoid excessive temperature affecting the working performance of the hydraulic oil and causing wear to the equipment. While working, the vibration generated by the high-speed hot stamping hydraulic press is transmitted to the shock absorber 12 through the inner sleeve box 13 and the outer sleeve box 11.

[0024] Meanwhile, the contents not described in detail in this specification belong to the prior art known to those skilled in the art.

Claims

1. A protective device for a high-speed hot stamping hydraulic press, comprising a fixing seat (1), characterized in that: A threaded rod (2) is fixedly mounted on both left and right sides of the front end of the fixing seat (1); a fixing frame (3) is arranged on the threaded rod (2); the fixing frame (3) is rotatably connected to a rotating shaft (4); a rear end of the rotating shaft (4) extends to the inside of the fixing frame (3) and a bevel gear 1 (5) is fixedly mounted thereon; a bevel gear 2 (6) is arranged on the surface of the bevel gear 1 (5); a rotating rod (7) is fixedly mounted on the bevel gear 2 (6); a bevel gear 3 (8) is fixedly mounted on the end of the rotating rod (7) away from the bevel gear 2 (6) ), a bevel gear ring (9) is provided on the surface of the bevel gear three (8), a threaded sleeve (10) is fixedly mounted on the inner surface of the bevel gear ring (9), an outer sleeve box (11) is fixedly mounted on the upper end of the fixing seat (1), a shock absorber (12) is fixedly mounted on the lower end of the inner portion of the outer sleeve box (11), an inner sleeve box (13) is fixedly mounted on the upper end of the shock absorber (12), a temperature sensor (14) is fixedly mounted on the upper end of the inner sleeve box (13), and an alarm (15) is fixedly mounted on the upper end of the temperature sensor (14).

2. The protective device for a high-speed hot stamping hydraulic press according to claim 1, characterized in that: Both the front and rear sides of the surface of the threaded sleeve (10) are rotatably connected to the fixing frame (3) via bearings, and the surface of the rotating rod (7) is rotatably connected to the fixing frame (3) via bearings.

3. The protective device for a high-speed hot stamping hydraulic press according to claim 1, characterized in that: The bevel gear one (5) is meshedly connected with the bevel gear two (6), and the bevel gear three (8) is meshedly connected with the bevel gear ring (9).

4. The protective device for a high-speed hot stamping hydraulic press according to claim 1, characterized in that: The threaded sleeve (10) is threadedly connected to the threaded rod (2), and the front end of the rotating shaft (4) extends to the outside of the fixing frame (3) where a knob (16) is fixedly mounted.

5. The protective device for a high-speed hot stamping hydraulic press according to claim 1, characterized in that: A first limiting plate (17) is fixedly mounted on the inner side of the outer casing (11), and a second limiting plate (18) is fixedly mounted on the lower side of the inner casing (13).

6. The protective device for a high-speed hot stamping hydraulic press according to claim 5, characterized in that: The first limiting plate (17) is slidably connected to the inner casing (13), and the outer casing (11) is slidably connected to the second limiting plate (18).

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