Vacuum welding furnace

Abstract

The utility model provides a vacuum welding furnace which comprises a cavity, a cavity cover, a supporting mechanism, a rotating shaft and a gas spring. The cavity cover is arranged on the cavity through a rotating shaft and an air spring, a supporting mechanism is arranged in the cavity cover, and the supporting mechanism is detachably connected into the cavity. Through mutual cooperation of the supporting mechanism, the cavity and the cavity cover, it can be guaranteed that the cavity cover is not pushed by mistake, and people are prevented from being injured by crashing; through the arrangement of the gas spring, high-pressure gas serves as a working medium, constant jacking force is achieved by inflating corresponding gas pressure, and the cavity cover is supported by the gas spring after being opened in place.

Description

Technical Field

[0001] The utility model relates to the technical field of welding equipment, in particular to a vacuum welding furnace. Background Art

[0002] As a high-end industrial equipment, the main part of the vacuum welding furnace is a rectangular cavity connected by a plate valve. In order to ensure the stability of the reaction environment and vacuum in the cavity and the overall anti-deformation ability, the cavity and the cavity cover are made of thick metal. In daily operation and maintenance, multiple operators are likely to push the cavity cover from the back and injure the operator in front. If the existing cavity cover support mechanism on the market is used, it is large in size and can only be installed on both sides of the cavity cover, which will greatly occupy the main space of the equipment, affect other operations, and damage the overall appearance of the equipment. Utility Model Content

[0003] The technical problem to be solved by the utility model is how to ensure that the cavity cover will not be pushed in by mistake and cause injuries to people.

[0004] The utility model solves the above technical problems through the following technical means:

[0005] A vacuum welding furnace comprises a cavity (1), a cavity cover (2), a support mechanism (3), a rotating shaft (4), and a gas spring (5); the cavity cover (2) is arranged on the cavity (1) via the rotating shaft (4) and the gas spring (5); the cavity cover (2) is provided with a support mechanism (3), and the support mechanism (3) is detachably connected to the cavity (1).

[0006] Beneficial effects: Through the mutual cooperation of the supporting mechanism, the cavity and the cavity cover, it can be ensured that the cavity cover will not be pushed by mistake and cause injuries to people; through the setting of the gas spring, high-pressure gas is used as the working medium, and a constant lifting force is possessed by filling the corresponding gas pressure. After the cavity cover is opened in place, it is supported by the gas spring.

[0007] Furthermore, two rotating shafts (4) are provided, respectively arranged on the left and right sides of the cavity (1); one end of the rotating shaft (4) is fixed on the cavity (1), and the other end of the rotating shaft (4) is fixed on the cavity cover (2); a gas spring (5) is provided between the two rotating shafts (4), one end of the gas spring (5) is fixed on the cavity (1), and the other end of the gas spring (5) is fixed on the cavity cover (2).

[0008] Furthermore, the gas spring (5) comprises a compression chamber and a piston rod, wherein the piston rod is movably connected in the compression chamber, and a gas is arranged in the compression chamber.

[0009] Furthermore, tightening handles (21) are fixed at the four corners of the top wall of the cavity cover (2).

[0010] Furthermore, a sealing ring (11) is fixed at the opening of the cavity (1).

[0011] Furthermore, a placement groove (22) is provided on one side of the bottom wall of the cavity cover (2), and the support mechanism (3) is arranged in the placement groove (22).

[0012] Furthermore, a protrusion (221) is fixed on each of the two sides of the top of the placement groove (22), and a gap is provided between the protrusions (221), so that the support mechanism (3) can be stuck between the two protrusions (221).

[0013] Beneficial effect: Through the setting of the protrusions, the supporting mechanism can be stuck between two protrusions for short-term fixation.

[0014] Furthermore, a guide groove (12) is provided on one side of the cavity (1) close to the placement groove (22), and a pin hole (121) is provided in one end of the guide groove (12) close to the cavity cover (2).

[0015] Furthermore, the support mechanism (3) comprises a support rod (31) and a pin (32); one end of the support rod (31) is fixed to the bottom of the placement groove (22) by a fixing screw (33); the other end of the support rod (31) is hinged with a pin (32), and the pin (32) can be inserted into a pin hole (121) for fixing.

[0016] Beneficial effect: Through the cooperation of the support rod, the pin shaft and the pin shaft hole, the cavity cover can be opened and closed by simply inserting and pulling out the pin shaft into the pin shaft hole. The whole operation method is simple and reliable.

[0017] Furthermore, a mounting hole (23) is reserved at the top of the side wall of the cavity cover (2) close to the placement groove (22), and a threaded hole (321) is correspondingly provided on the pin shaft (32).

[0018] Beneficial effect: by setting the mounting holes and the threaded holes, when the supporting mechanism is not used for a long time, the entire supporting mechanism can be conveniently locked in the placement groove.

[0019] The advantages of the utility model are:

[0020] The utility model can ensure that the cavity cover will not be pushed in error and cause injuries to people through the mutual cooperation of the supporting mechanism, the cavity body and the cavity cover; through the setting of the gas spring, high-pressure gas is used as the working medium, and a constant lifting force is possessed by filling with corresponding gas pressure, and the cavity cover is supported by the gas spring after it is opened in place.

[0021] In the utility model, by setting the protrusions, the support mechanism can be clamped between two protrusions for short-term fixation.

[0022] The utility model cooperates with the support rod, the pin shaft and the pin shaft hole, and when the cavity cover is opened and closed, it only needs to simply insert and pull out the pin shaft into the pin shaft hole, and the whole operation mode is simple and reliable.

[0023] The utility model provides the mounting holes and the threaded holes, so that the entire supporting mechanism can be conveniently locked in the placement groove when the supporting mechanism is not used for a long time. BRIEF DESCRIPTION OF THE DRAWINGS

[0024] Figure 1 This is a three-dimensional diagram of a vacuum welding furnace according to a first embodiment of the present utility model;

[0025] Figure 2 This is a front view of a vacuum welding furnace according to a first embodiment of the present utility model;

[0026] Figure 3 for Figure 2 Middle DD section view;

[0027] Figure 4 It is a right side view of the vacuum welding furnace according to the first embodiment of the present utility model. DETAILED DESCRIPTION

[0028] In order to make the purpose, technical solution and advantages of the embodiments of the utility model clearer, the technical solution in the embodiments of the utility model will be clearly and completely described below in combination with the embodiments of the utility model. Obviously, the described embodiments are part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of 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.

[0029] Embodiment 1

[0030] like Figure 1 As shown, this embodiment provides a vacuum welding furnace, including a cavity 1, a cavity cover 2, a support mechanism 3, a rotating shaft 4, and a gas spring 5.

[0031] like Figure 1 , Figure 2As shown, the chamber cover 2 is fixed to the chamber body 1 through a rotating shaft 4. Two rotating shafts 4 are provided, which are respectively arranged on the left and right sides of the chamber 1; the rotating shaft 4 can rotate, one end of the rotating shaft 4 is fixed to the chamber body 1, and the other end of the rotating shaft 4 is fixed to the chamber cover 2; a gas spring 5 is provided between the two rotating shafts 4, one end of the gas spring 5 is fixed to the chamber body 1, and the other end of the gas spring 5 is fixed to the chamber cover 2, the gas spring 5 includes a compression chamber and a piston rod, the piston rod is movably connected in the compression chamber, gas is provided in the compression chamber, and the chamber cover 2 is opened in place by the gas spring 5 Support; tightening handles 21 are fixed at the four corners of the top wall of the cavity cover 2, a placement groove 22 is opened on one side of the bottom wall of the cavity cover 2, and a protrusion 221 is fixed on both sides of the top of the placement groove 22, and a gap is set between the protrusions 221. When the cavity cover 2 is lowered, the support mechanism 3 can be stuck between the two protrusions 221; a sealing ring 11 is fixed at the opening of the cavity 1, and a guide groove 12 is opened on one side of the cavity 1 close to the placement groove 22, and a pin hole 121 is opened in the guide groove 12 at one end close to the cavity cover 2; a support mechanism 3 is set between the placement groove 22 and the guide groove 12.

[0032] like Figure 1 , Figure 3 , Figure 4 As shown, the support mechanism 3 includes a support rod 31 and a pin 32. One end of the support rod 31 is fixed to the bottom of the placement slot 22 by a fixing screw 33; the other end of the support rod 31 is hinged with the pin 32. In this embodiment, the other end of the support rod 31 is hinged with the pin 32 by a connecting screw 34. When the cavity cover 2 is opened, the pin 32 can be inserted into the pin hole 121 for fixing.

[0033] like Figure 1 , Figure 3 , Figure 4 As shown, a mounting hole 23 is reserved at the top of the side wall of the cavity cover 2 near the placement groove 22, which cooperates with the corresponding threaded hole 321 on the pin shaft 32, so that the entire support mechanism 3 can be conveniently locked in the placement groove 22 when the support mechanism 3 is not used for a long time.

[0034] During use, when the cavity cover 2 is closed, the pin shaft 32 will be guided along the guide groove 12, and then the entire support structure 3 will be guided into the placement groove 22 when the cavity cover 2 is finally closed, and the functions of the sealing ring 11 on the side and the tightening handle 21 when the cavity cover 2 is closed and locked are completely unaffected by the support mechanism 3; when the cavity cover 2 is opened, the pin shaft 32 is inserted into the pin hole 121 and then supported by the support rod 31 to prevent the cavity cover 2 from being pushed accidentally from the back; the entire operation method is simple and reliable, and when the cavity cover 2 is opened and closed, it is only necessary to simply insert and pull out the pin shaft 32 into the pin shaft hole 121; and the short-term fixation and locking of the support mechanism 3 are both achieved in a simple way, which is simple and reliable; at the same time, when the cavity cover 2 is closed, no component of the support mechanism 3 can be seen from the outside, and the entire mechanism is small in size and does not damage the appearance.

[0035] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that the technical solutions described in the aforementioned embodiments may still be modified, or some of the technical features may be replaced by equivalents. However, these modifications or replacements do not deviate the essence of the corresponding technical solutions from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. A vacuum welding furnace, characterized in that: It comprises a cavity (1), a cavity cover (2), a support mechanism (3), a rotating shaft (4), and a gas spring (5); The cavity cover (2) is arranged on the cavity body (1) via a rotating shaft (4) and a gas spring (5); a supporting mechanism (3) is arranged inside the cavity cover (2); and the supporting mechanism (3) is detachably connected inside the cavity body (1).

2. A vacuum welding furnace according to claim 1, characterized in that: Two rotating shafts (4) are provided, respectively arranged on the left and right sides of the cavity (1); one end of the rotating shaft (4) is fixed on the cavity (1), and the other end of the rotating shaft (4) is fixed on the cavity cover (2); a gas spring (5) is provided between the two rotating shafts (4), one end of the gas spring (5) is fixed on the cavity (1), and the other end of the gas spring (5) is fixed on the cavity cover (2).

3. A vacuum welding furnace according to claim 2, characterized in that: The gas spring (5) comprises a compression chamber and a piston rod, wherein the piston rod is movably connected in the compression chamber, and gas is arranged in the compression chamber.

4. A vacuum welding furnace according to claim 1, characterized in that: Tightening handles (21) are fixed at the four corners of the top wall of the cavity cover (2).

5. The vacuum welding furnace according to claim 1, characterized in that: A sealing ring (11) is fixed at the opening of the cavity (1).

6. A vacuum welding furnace according to claim 1, characterized in that: A placement groove (22) is provided on one side of the bottom wall of the cavity cover (2), and the support mechanism (3) is arranged in the placement groove (22).

7. A vacuum welding furnace according to claim 6, characterized in that: A protrusion (221) is fixed on each of the two sides of the top of the placement groove (22), a gap is provided between the protrusions (221), and the support mechanism (3) can be stuck between the two protrusions (221).

8. A vacuum welding furnace according to claim 6, characterized in that: A guide groove (12) is provided on one side of the cavity (1) close to the placement groove (22), and a pin hole (121) is provided in one end of the guide groove (12) close to the cavity cover (2).

9. A vacuum welding furnace according to claim 8, characterized in that: The support mechanism (3) comprises a support rod (31) and a pin (32); one end of the support rod (31) is fixed to the bottom of the placement slot (22) by a fixing screw (33); the other end of the support rod (31) is hinged with a pin (32), and the pin (32) can be inserted into a pin hole (121) for fixing.

10. A vacuum welding furnace according to claim 9, characterized in that: A mounting hole (23) is reserved at the top of the side wall of the cavity cover (2) close to the placement groove (22), and a threaded hole (321) is correspondingly arranged on the pin shaft (32).

Images