Microwave sintering cavity structure suitable for stainless steel welded pipes of different specifications

Abstract

The utility model discloses a microwave sintering cavity structure suitable for stainless steel welded pipes of different specifications, and relates to the technical field of microwave sintering equipment. The two driving motors are fixedly arranged on the outer walls of the left side and the right side of the cavity body through motor supports correspondingly. An output shaft of the driving motor is sleeved and fixed with a driving gear; the four transmission gears are opposite in pairs and arranged on the front side and the rear side of the driving gear in a meshed mode. A transmission shaft is fixedly arranged in the transmission gear in a penetrating manner; the four threaded rods are fixedly arranged at the inner ends of the transmission shafts correspondingly, and the threaded rods are sleeved with threaded pipes in a screwed mode through threads. The four moving blocks are fixedly arranged at the inner ends of the threaded pipes correspondingly. The four guide frames are fixedly arranged on the upper sides of the threaded pipes correspondingly. The four guide strips are respectively arranged in the horizontal ends of the guide frame in a penetrating manner; and the movable blocks which are opposite left and right and can be movably adjusted are arranged on the upper side of the supporting block, so that welded pipes with different pipe diameters are limited.

Description

TECHNICAL FIELD

[0001] The utility model relates to microwave sintering equipment technical field, concretely relates to a microwave sintering cavity structure suitable for different specifications stainless steel welded pipe. BACKGROUND

[0002] The microwave sintering cavity is an important component in the microwave sintering equipment, a kind of sintering technology using microwave electromagnetic field to heat material;Main function is to provide a closed space, so that microwave energy can effectively act on the material to be sintered;It is mainly used for preparing stainless steel, steel alloy, copper-zinc alloy, tungsten-copper alloy, nickel-based superalloy, hard alloy and electronic ceramic materials‌;Usually composed of cavity, microwave generator, heat preservation system, temperature control system etc.;Welded pipe exists welding residual stress or microdefect, and internal defects can be reduced by microwave sintering, and density is improved;Welded pipe is placed in the placement module in the microwave cavity, however, the existing placement module is fixed, cannot be adjusted according to the different specifications of welded pipe, cannot be suitable for different specifications of welded pipe, and urgently needs to be improved. SUMMARY

[0003] The utility model discloses a microwave sintering cavity structure suitable for different specifications stainless steel welded pipe, which is simple in structure, reasonable in design and convenient to use, and can limit welded pipes of different diameters by setting movable blocks on the upper side of the supporting blocks.

[0004] To achieve the above object, the utility model adopts the following technical scheme: it contains cavity body, and the upper side of cavity body is provided with temperature measuring hole;The left and right sides of cavity body are both provided with microwave source;The inner bottom surface of cavity body is provided with supporting table;

[0005] It also contains:

[0006] Driving motor, the driving motor is two, and is fixedly set on the outer wall of the left and right sides of cavity body through motor support respectively;Driving gear is sleeved and fixed on the output shaft of driving motor;

[0007] Transmission gear, the transmission gear is four, and is respectively two two groups of opposite, and is meshed and set on the front and back sides of driving gear;Transmission shaft is arranged in the cavity body by being rotatably penetrated through the side wall of cavity body after being rotatably penetrated and fixedly arranged in transmission gear, and transmission shaft is arranged in the cavity body;

[0008] Threaded rod, the threaded rod is four, and is fixedly arranged in the inner end of transmission shaft, and threaded tube is rotatably connected on the threaded rod by thread;

[0009] Moving block, the moving block is four, and is fixedly arranged in the inner end of threaded tube;

[0010] The guide frames are arranged on the upper side of the threaded pipe in an L-shaped structure;

[0011] The guide strips are arranged in the horizontal end of the guide frame, and the outer side of the guide strip is connected with the inner wall of the cavity body;

[0012] Through the above technical scheme, the driving motor on the left and right sides is started to drive the rotation of the driving gear, the transmission gear on the front and rear sides is driven to rotate, the threaded rod is driven to rotate, the threaded pipe is driven to move through the threaded drive, and the moving block is driven to move; the stainless steel welded pipe is placed on the support table, and the moving blocks on the left and right sides are moved to limit and support the left and right sides of the stainless steel welded pipe.

[0013] As a further improvement of the utility model, a reinforcing strip is arranged between the front and rear guide frames on the same side;

[0014] Through the above technical scheme, the stability of the guide frame during movement is improved.

[0015] As a further improvement of the utility model, a connecting block is arranged between the outer sides of the front and rear moving blocks on the same side, and the connecting block is arranged on the lower side of the threaded pipe; a movable block is slidably arranged in the groove on the inner side of the moving block, and the upper sides of the movable blocks are connected by a connecting strip; a boss is arranged on the outer side of the connecting strip, and the boss is arranged on the upper side of the connecting block; a rotating shaft is rotatably arranged in the connecting block through a bearing, an upper end of the rotating shaft is provided with a screw rod, and the screw rod is rotatably arranged in the boss through a thread; a bottom end of the rotating shaft is provided with a circular table, and a bolt is rotatably arranged in the circular table and the connecting block from bottom to top through a thread;

[0016] Through the above technical scheme, the circular table is manually rotated to drive the rotation of the screw rod, the movement of the boss, the movement of the movable block, and the change of the height of the movable block from the support table.

[0017] As a further improvement of the utility model, the inner side of the moving block, the inner side of the movable block and the inner side of the connecting strip are arranged on the same vertical plane;

[0018] Through the above technical scheme, the stainless steel welded pipe is limited.

[0019] As a further improvement of the utility model, an upper end of the screw rod is provided with a limiting table;

[0020] Through the above technical scheme, the movement of the boss is limited.

[0021] As a further improvement of the utility model, the inner bottom surface of the cavity body is fixedly provided with a support rod in a rectangular structure, and the upper end of the support rod is connected with the bottom of the support table.

[0022] Through the technical scheme, the support table is supported.

[0023] The working principle of the utility model is as follows: the stainless steel welded pipe is placed on the support table, the movable block is adjusted according to the specification of the welded pipe, the height of the movable block is changed, the circular table is manually rotated, the screw rod is rotated to drive the convex platform to move, the movable block is driven to move, the height of the movable block from the support table is changed, the height of the movable block is made to satisfy the welded pipe, then the bolt is tightened in the circular table and the connecting block; meanwhile, the driving motors on the left and right sides are started, the driving gears are rotated to mesh with the transmission gears on the front and back sides, the screw rod is rotated, the threaded pipe is moved through the threaded driving, and the moving block is moved; the stainless steel welded pipe is placed on the support table, the moving blocks on the left and right sides are moved, and the left and right sides of the stainless steel welded pipe are limited and supported.

[0024] Compared with the prior art, the utility model has the advantages that:

[0025] 1. The stainless steel welded pipe is placed on the support table, the moving blocks on the left and right sides are moved and adjusted, the welded pipe is limited, and the welded pipe of different specifications can be used, even if the pipe diameter of the welded pipe exceeds the specification of the support table, the moving block can also limit the welded pipe;

[0026] 2. The meshing driving of the driving gear and the transmission gear makes the screw rod rotate, the threaded pipe moves through the threaded driving of the screw rod and the threaded pipe, the moving block moves, and the front and back moving blocks are more stable through the setting of the reinforcing strip;

[0027] 3. The movable block is arranged in the moving block, the height of the movable block is changed through the driving of the movable block, and thus the welded pipe of different specifications can be satisfied. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 is a structural schematic view of the utility model.

[0029] Figure 2 is Figure 1 a structural schematic view of the east-south isometric side of

[0030] Figure 3 is a structural schematic view of the connection of the moving block, the movable block and the driving gear in the utility model.

[0031] Figure 4 is a structural schematic view of the connection of the movable block and the moving block in the utility model.

[0032] Figure 5 yes Figure 4 Enlarged view of part A.

[0033] Explanation of reference numerals in the attached figures:

[0034] 1. Cavity body, 1-1 temperature measuring hole, 2. Microwave source, 3. Support platform, 4. Drive motor, 5. Drive gear, 6. Transmission gear, 7. Threaded rod, 8. Threaded tube, 9. Moving block, 10. Guide frame, 11. Guide bar, 12. Reinforcing bar, 13. Connecting block, 14. Movable block, 15. Connecting bar, 16. Boss, 17. Screw, 18. Frustum, 19. Bolt, 20. Limiting platform, 21. Support rod. Detailed Implementation

[0035] The technical solutions of this utility model will be clearly and completely described below with reference to the accompanying drawings. The preferred embodiments described are only examples. All other embodiments obtained by those skilled in the art without creative effort are within the scope of protection of this utility model. Example 1:

[0036] Please see Figures 1-5 In this embodiment, it includes a cavity body 1, a temperature measuring hole 1-1 is provided on the upper side of the cavity body 1; microwave sources 2 are provided on both the left and right sides of the cavity body 1; a support platform 3 is provided on the inner bottom surface of the cavity body 1; a support rod 21 is fixedly provided on the inner bottom surface of the cavity body 1 in a rectangular structure, and the upper end of the support rod 21 is connected to the bottom of the support platform 3.

[0037] Also includes:

[0038] Two drive motors 4 are respectively fixedly mounted on the outer walls of the left and right sides of the cavity body 1 by motor brackets; the specific model of the drive motor 4 is purchased and installed directly from the market according to the actual use requirements; a drive gear 5 is sleeved and fixed on the output shaft of the drive motor 4.

[0039] The transmission gear 6 consists of four gears, arranged in pairs facing each other and meshing on the front and rear sides of the drive gear 5. A transmission shaft is inserted and fixed inside the transmission gear 6, and the transmission shaft rotates through the side wall of the cavity body 1 via a bearing and is then placed inside the cavity body 1.

[0040] Four threaded rods 7 are fixedly installed on the inner end of the transmission shaft, and threaded tubes 8 are screwed onto the threaded rods 7 by threaded connection.

[0041] Four movable blocks 9 are fixedly installed at the inner end of the threaded tube 8.

[0042] The guide frame 10 consists of four parts, which are fixedly installed on the upper side of the threaded tube 8, and the guide frame 10 is configured in an "L" shape; a reinforcing strip 12 is provided between the front and rear guide frames 10 on the same side.

[0043] Four guide bars 11 are respectively inserted into the horizontal end of the guide frame 10, and the outer side of the guide bar 11 is connected to the inner wall of the cavity body 1.

[0044] Through the above technical solution design, the drive motors 4 on the left and right sides are started, causing the drive gears 5 to rotate, which in turn mesh with the transmission gears 6 on the front and rear sides to rotate, causing the threaded rod 7 to rotate. The threaded rod 8 is moved by the threaded drive, which in turn moves the moving block 9. The stainless steel welded pipe is placed on the support platform 3, and the moving blocks 9 on the left and right sides move to provide limiting support for the left and right sides of the stainless steel welded pipe. Example 2:

[0045] Please see Figures 1-5 Based on Embodiment 1, a further improvement is made: a connecting block 13 is provided between the outer sides of the two moving blocks 9 on the same side, and the connecting block 13 is located on the lower side of the threaded pipe 8; a movable block 14 is slidably passed through the groove on the inner side of the moving block 9, and the upper sides of the movable blocks 14 are connected by a connecting strip 15; the inner sides of the moving block 9, the inner sides of the movable block 14, and the inner sides of the connecting strip 15 are located on the same vertical plane; a boss 16 is provided on the outer side of the connecting strip 15, and the boss 16 is located directly above the connecting block 13; a rotating shaft is screwed into the connecting block 13 through a bearing, and a screw 17 is provided at the upper end of the rotating shaft, and the screw 17 is screwed into the boss 16 through a thread; a limiting platform 20 is provided at the upper end of the screw 17; a frustum 18 is provided at the bottom end of the rotating shaft, and bolts 19 are screwed into the frustum 18 and the connecting block 13 through threads from bottom to top;

[0046] Through the above technical solution design, the frustum 18 is manually rotated, causing the screw 17 to rotate and drive the boss 16 to move, which in turn drives the movable block 14 to move, changing the height of the movable block 14 from the support platform 3.

[0047] When using this utility model, the stainless steel welded pipe is placed on the support platform 3, and the movable block 14 is adjusted according to the specifications of the welded pipe to change its height. The truncated cone 18 is manually rotated, causing the screw 17 to rotate and drive the boss 16 to move, thereby moving the movable block 14 and changing the height of the movable block 14 from the support platform 3 so that the height of the movable block 14 meets the requirements of the welded pipe. Then, the bolt 19 is tightened in the truncated cone 18 and the connecting block 13. At the same time, the drive motors 4 on the left and right sides are started, causing the drive gears 5 to rotate, which in turn mesh with the transmission gears 6 on the front and rear sides to rotate, causing the threaded rod 7 to rotate. Through the threaded drive, the threaded pipe 8 is moved, which in turn moves the movable block 9. The stainless steel welded pipe is placed on the support platform 3, and the movable blocks 9 on the left and right sides move to provide limiting support for the left and right sides of the stainless steel welded pipe.

[0048] Compared with the prior art, the beneficial effects of this utility model are:

[0049] 1. The stainless steel welded pipe is placed on the support platform 3. The welded pipe is limited by moving and adjusting the moving blocks 9 on the left and right sides. It is suitable for welded pipes of different specifications. Even if the diameter of the welded pipe exceeds the specification of the support platform 3 and is exposed on the support platform 3, the moving blocks 9 can still limit the welded pipe.

[0050] 2. The meshing of the drive gear 5 and the transmission gear 6 drives the threaded rod 7 to rotate, and the threaded rod 7 drives the threaded tube 8 to move, thereby moving the moving block 9. The setting of the reinforcing strip 12 makes the movement of the front and rear moving blocks 9 more stable.

[0051] 3. A movable block 14 is set inside the movable block 9. The height of the movable block 14 is changed by driving the movable block 14, so as to meet the requirements of welded pipes of different specifications.

[0052] For those skilled in the art, modifications can be made to the technical solutions described in the foregoing embodiments, and equivalent substitutions can be made to some of the technical features. Any modifications, equivalent substitutions, improvements, etc., made within the spirit and principles of this utility model should be included within the protection scope of this utility model.

Claims

1. A microwave sintering cavity structure suitable for stainless steel welded pipes of different specifications, comprising a cavity body (1), a temperature measuring hole (1-1) is provided on the upper side of the cavity body (1); microwave sources (2) are provided on both the left and right sides of the cavity body (1); and a support platform (3) is provided on the inner bottom surface of the cavity body (1). Its features are, It also includes: Two drive motors (4) are fixedly mounted on the outer walls of the left and right sides of the cavity body (1) by motor brackets respectively; drive gears (5) are sleeved and fixed on the output shaft of the drive motors (4). The transmission gear (6) consists of four gears, which are arranged in pairs and meshed on the front and rear sides of the drive gear (5). A transmission shaft is inserted and fixed inside the transmission gear (6), and the transmission shaft is rotated through the side wall of the cavity body (1) via a bearing and then placed inside the cavity body (1). Four threaded rods (7) are fixedly installed on the inner end of the transmission shaft, and threaded tubes (8) are screwed onto the threaded rods (7) by threaded connection. Four movable blocks (9) are fixedly installed at the inner end of the threaded tube (8); The guide frame (10) consists of four parts, which are fixedly installed on the upper side of the threaded tube (8), and the guide frame (10) is set in an "L" shape. The guide bar (11) consists of four bars, which are respectively inserted into the horizontal end of the guide frame (10), and the outer side of the guide bar (11) is connected to the inner wall of the cavity body (1).

2. The microwave sintering cavity structure applicable to stainless steel welded pipes of different specifications according to claim 1, characterized in that: A reinforcing strip (12) is provided between the front and rear guide frames (10) on the same side.

3. The microwave sintering cavity structure applicable to stainless steel welded pipes of different specifications according to claim 1, characterized in that: A connecting block (13) is provided between the outer sides of the two moving blocks (9) on the same side, and the connecting block (13) is located on the lower side of the threaded pipe (8); a movable block (14) is slidably passed through the groove on the inner side of the moving block (9), and the upper sides of the movable blocks (14) are connected by a connecting strip (15); a boss (16) is provided on the outer side of the connecting strip (15), and the boss (16) is located on the upper side of the connecting block (13); a rotating shaft is provided in the connecting block (13) by a bearing, and a screw (17) is provided at the upper end of the rotating shaft, and the screw (17) is threaded through the boss (16); a frustum (18) is provided at the bottom end of the rotating shaft, and a bolt (19) is threaded through the frustum (18) and the connecting block (13) from bottom to top.

4. The microwave sintering cavity structure applicable to stainless steel welded pipes of different specifications according to claim 3, characterized in that: The inner side of the movable block (9), the inner side of the active block (14), and the inner side of the connecting strip (15) are arranged on the same vertical plane.

5. A microwave sintering cavity structure suitable for stainless steel welded pipes of different specifications according to claim 3, characterized in that: The upper end of the screw (17) is provided with a limiting stage (20).

6. The microwave sintering cavity structure applicable to stainless steel welded pipes of different specifications according to claim 1, characterized in that: The inner bottom surface of the cavity body (1) is fixedly provided with a support rod (21) in a rectangular structure, and the upper end of the support rod (21) is connected to the bottom of the support platform (3).

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