Rotary working table for heat treatment

Abstract

The utility model discloses a heat treatment rotary working table which comprises a bottom plate, a rotary part is arranged on one side of the top face of the bottom plate, a cooling part is arranged on the other side of the top face of the bottom plate, the cooling part comprises a vertical frame perpendicularly and fixedly connected to the top face of the bottom plate, and a spraying assembly is arranged on the top face of the vertical frame. The spraying assembly comprises a transverse plate fixedly connected to the top end of the vertical frame, the two ends of the transverse plate are fixedly connected with the side walls of the bottom ends of two side plates, a rotating block is rotationally arranged between the two side plates, the inner side of the rotating block is fixedly connected with a main flow air cylinder in a sleeved mode, and the end of the main flow air cylinder is fixedly connected with a necking air cylinder. The cam is arranged in the spraying assembly, the rotating block can generate torsion force towards the cam under the action of the torsion spring, and when the cam rotates, the contact position of the cam and the roller is continuously changed, so that the swinging action of the rotating block is realized, the range of sprayed water mist is increased, and the rotating block is matched with the rotation of a workpiece; the surface of a workpiece can make contact with water mist, and the heat treatment cooling efficiency is improved.

Description

Technical Field

[0001] The utility model relates to the technical field of heat treatment workbenches, in particular to a heat treatment rotary workbench. Background Art

[0002] In the forging field, forgings need to be cooled and need to be treated with a heat treatment work platform. The traditional heat treatment work platform is long and arranged in a line, and the production line is long. Therefore, a rotary heat treatment work table has emerged, which can output different speeds to drive the workpiece to rotate and cool down. For example, the Chinese utility model patent with the authorization announcement number CN204981971U discloses a rotary heat treatment work platform, which belongs to the field of heat treatment. It includes a bracket, a work platform, and a turntable mechanism, and is characterized in that: the work platform is arranged on the bracket and is fixedly connected to the bracket; in order to improve the efficiency of heat treatment, the current rotary heat treatment work table will also be equipped with a water spray device to spray the surface of the workpiece, but the current rotary heat treatment work table has the following defects:

[0003] The current rotary heat treatment workbench equipped with a water mist spraying device has a fixed spraying position, which makes it difficult for the center or edge of the workpiece on the rotary table to be exposed to the water mist. This phenomenon is more obvious when large workpieces are subjected to heat treatment, affecting the cooling efficiency.

[0004] Therefore, we propose a heat treatment rotary worktable to solve the above problems. Utility Model Content

[0005] The purpose of the utility model is to provide a heat treatment rotary worktable to solve the problems raised in the above background technology.

[0006] To achieve the above object, the utility model provides the following technical solutions: a heat treatment rotary worktable, comprising a bottom plate, a rotating component is arranged on one side of the top surface of the bottom plate, a cooling component is arranged on the other side of the top surface of the bottom plate, the cooling component comprises a stand fixed vertically to the top surface of the bottom plate, and a spray assembly is arranged on the top surface of the stand;

[0007] The spray assembly includes a horizontal plate fixedly connected to the top of the vertical frame, and both ends of the horizontal plate are fixedly connected to the side walls of the bottom ends of the two side plates, and a rotating block is rotatably arranged between the two side plates, and the inner side of the rotating block is fixedly sleeved with the mainstream air cylinder, and the end of the mainstream air cylinder is fixedly connected to the shrinkage air cylinder, and the shrinkage air cylinder is fixedly connected to the axial flow air cylinder at one end away from the mainstream air cylinder, and the position between the two side plates below the rotating block is horizontally connected to the horizontal rotating rod, and two cams are fixedly sleeved on the horizontal rotating rod, and the top surface of the horizontal plate is rotatably connected to two rollers, and the cam rolls and contacts the rollers, and two shaft columns are fixedly connected on both sides of the rotating block, and two rotating holes are horizontally opened on the side plates corresponding to the positions of the shaft columns, and the shaft columns are rotatably connected in the rotating holes, and a torsion spring is fixed between the shaft column and the rotating hole.

[0008] Preferably, the rotating block and the mainstream air duct are vertically rotated and connected to the driving vertical rod, the bottom of the rotating block is fixedly connected to the reduction gear box, the bottom end of the driving vertical rod is fixedly connected to the input shaft of the reduction gear box, the bottom end of the output shaft of the reduction gear box is located outside the rotating block and fixedly connected to the first active bevel gear, the first driven bevel gear is fixedly sleeved on the transverse rotating rod, and the first active bevel gear is meshed and connected to the first driven bevel gear.

[0009] Preferably, the inner top surface of the mainstream air duct is vertically fixed to the bracket, the bottom end of the bracket is rotatably connected to the axial flow fan, the end of the axial flow fan shaft is fixed to the second driven bevel gear, the driving vertical rod is fixedly sleeved with the second active bevel gear near the second driven bevel gear, the second active bevel gear is meshed and connected to the second driven bevel gear, the top surface of the rotating block is fixed to the second driving motor, and the end of the rotating shaft of the second driving motor is fixed to the top of the driving vertical rod.

[0010] Preferably, an annular tube is fixedly sleeved on the inner side of the free end of the axial flow air cylinder, the inner side wall of the annular tube is fixedly connected to and connected to a plurality of atomizing nozzles, the bottom surface of the annular tube is fixedly connected to and connected to a water inlet pipe, the inner side of the vertical frame is fixedly connected to a water tank, the top surface of the water tank is fixedly connected to and connected to a water pump, the water pump is fixedly connected to and connected to one end of a hose, and the other end of the hose is fixedly connected to and connected to the water inlet pipe.

[0011] Preferably, the rotating component includes a base fixedly connected to the top surface of the bottom plate, a slewing support bearing is arranged on the top surface of the base plate, a rotating table is arranged on the top surface of the slewing support bearing, and a worm gear reducer is also fixedly connected to the top surface of the bottom plate near the base plate.

[0012] Preferably, the slewing support bearing includes an inner ring and an outer ring, the inner ring is rotatably sleeved on the inner side of the outer ring, the outer side of the outer ring is fixedly sleeved on the external gear, the inner ring is fixedly connected to the top surface of the base, the top surface of the outer ring is fixedly connected to the bottom surface of the rotating table, the side wall of the worm gear reducer is fixedly connected to the first drive motor, the shaft end of the first drive motor is fixedly connected to the input shaft of the worm gear reducer, the top end of the output shaft of the worm gear reducer is fixedly connected to the pinion, and the pinion is meshingly connected to the external gear.

[0013] Compared with the prior art, the beneficial effects of the utility model are:

[0014] A cam is provided in the spray assembly of the utility model, and the rotating block generates a torque in the direction of the cam under the action of the torsion spring. When the cam rotates, the contact position between the cam and the roller is constantly changed, thereby realizing the swinging action of the rotating block, so that the range of spraying water mist is increased, and the rotation of the workpiece can make the surface of the workpiece contact with the water mist, thereby increasing the efficiency of heat treatment cooling. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1It is a schematic diagram of the main structure in the first and second embodiments of the utility model;

[0016] Figure 2 It is a schematic diagram of the structure of the spray assembly in the first and second embodiments of the utility model;

[0017] Figure 3 It is a schematic diagram of the cross-section structure of the spray assembly in the first and second embodiments of the utility model;

[0018] Figure 4 It is a schematic diagram of the cross-section structure of the rotating component in the second embodiment of the utility model.

[0019] In the figure: 1, bottom plate; 2, rotating component; 3, cooling component; 21, bottom platform; 22, slewing support bearing; 23, rotating platform; 24, worm gear reducer; 25, first drive motor; 26, pinion; 221, inner ring; 222, outer ring; 223, outer gear; 31, stand; 32, spray assembly; 33, water tank; 34, water pump; 35, hose; 321, horizontal plate; 322, side plate; 323, rotating block; 324, mainstream air duct; 325, shrinking air duct; 326, axial air duct; 3 27. Driving upright pole; 328. Reduction gear box; 329. Transverse rod; 3210. Cam; 3211. Roller; 3212. First active bevel gear; 3213. First driven bevel gear; 3214. Annular tube; 3215. Atomizing nozzle; 3216. Water inlet pipe; 3217. Second driving motor; 3218. Bracket; 3219. Axial fan; 3220. Second active bevel gear; 3221. Second driven bevel gear; 3222. Shaft column; 3223. Rotating hole; 3224. Torsion spring. DETAILED DESCRIPTION

[0020] 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. Example

[0021] See also Figure 1-3 The utility model provides a technical solution: a heat treatment rotary workbench, comprising a bottom plate 1, a rotating component 2 is arranged on one side of the top surface of the bottom plate 1, a cooling component 3 is arranged on the other side of the top surface of the bottom plate 1, the cooling component 3 comprises a stand 31 vertically fixed to the top surface of the bottom plate 1, and a spray assembly 32 is arranged on the top surface of the stand 31;

[0022] The cooling components 3 may be arranged at multiple locations, for example, three locations, with an interval angle of 120° between each other and evenly distributed, which can increase the cooling efficiency.

[0023] The spray assembly 32 includes a horizontal plate 321 fixedly connected to the top of the stand 31, and the two ends of the horizontal plate 321 are fixedly connected to the bottom side walls of the two side plates 322. A rotating block 323 is rotatably arranged between the two side plates 322. The inner side of the rotating block 323 is fixedly connected to the mainstream air cylinder 324, and the end of the mainstream air cylinder 324 is fixedly connected to the shrinking air cylinder 325. The shrinking air cylinder 325 is fixedly connected to the axial flow air cylinder 326 at one end away from the mainstream air cylinder 324. The position between the two side plates 322 below the rotating block 323 is horizontally rotatably connected to the horizontal rotating rod 329, and two cams 3210 are fixedly sleeved on the horizontal rotating rod 329. The top surface of the horizontal plate 321 is rotatably connected to two rollers 3211, and the cam 3210 rolls and contacts the rollers 3211. The two sides of the rotating block 323 are fixed Two shaft columns 3222 are connected, and two rotating holes 3223 are horizontally opened on the side plate 322 corresponding to the positions of the shaft columns 3222. The shaft column 3222 is rotatably connected in the rotating hole 3223. A torsion spring 3224 is fixedly connected between the shaft column 3222 and the rotating hole 3223. A cam 3210 is provided in the spray assembly 32. The rotating block 323 will generate a torque in the direction of the cam 3210 under the action of the torsion spring 3224. When the cam 3210 rotates, the contact position of the cam 3210 and the roller 3211 is constantly changed, thereby realizing the swinging action of the rotating block 323. In this way, the range of spraying water mist is increased. In conjunction with the rotation of the workpiece, the surface of the workpiece can be exposed to the water mist, thereby increasing the efficiency of heat treatment cooling. Example

[0024] See also Figure 1-4 , which is the second embodiment of the utility model. This embodiment is based on the previous embodiment. The rotating block 323 and the mainstream air duct 324 are vertically rotated and connected to the driving vertical rod 327. The bottom of the rotating block 323 is fixedly connected to the reduction gear box 328. The bottom end of the driving vertical rod 327 is fixedly connected to the input shaft of the reduction gear box 328. The bottom end of the output shaft of the reduction gear box 328 is located outside the rotating block 323 and is fixedly connected to the first active bevel gear 3212. The first driven bevel gear 3213 is fixedly sleeved on the transverse rod 329, and the first active bevel gear 3212 is meshedly connected to the first driven bevel gear 3213.

[0025] The top surface of the interior of the mainstream air cylinder 324 is vertically fixed to the bracket 3218, and the bottom end of the bracket 3218 is rotatably connected to the axial flow fan 3219. The end of the axial flow fan 3219 at the rotating shaft is fixed to the second driven bevel gear 3221, and the driving rod 327 is fixedly sleeved with the second active bevel gear 3220 near the second driven bevel gear 3221. The second active bevel gear 3220 is meshed and connected to the second driven bevel gear 3221. The top surface of the rotating block 323 is fixed to the second driving motor 3217, and the rotating shaft end of the second driving motor 3217 is fixed to the top of the driving rod 327. The second driving motor 3217 drives the driving rod 327 to rotate, and the driving rod 327 can drive the axial flow fan 3219 to rotate, and at the same time drive the reduction gear box 328 to work, and the reduction gear box 328 can drive the cam 3210 to rotate, so as to realize the swinging action of the rotating block 323.

[0026] The inner side of the free end of the axial flow air cylinder 326 is fixedly connected to the annular tube 3214, the inner wall of the annular tube 3214 is fixedly connected to and connected to multiple atomizing nozzles 3215, the bottom surface of the annular tube 3214 is fixedly connected to and connected to the water inlet pipe 3216, the inner side of the vertical frame 31 is fixedly connected to the water tank 33, the top surface of the water tank 33 is fixedly connected to and connected to the water pump 34, the water pump 34 is fixedly connected to and connected to one end of the hose 35, and the other end of the hose 35 is fixedly connected to and connected to the water inlet pipe 3216.

[0027] The rotating component 2 includes a base 21 fixedly connected to the top surface of the bottom plate 1 , a slewing support bearing 22 is arranged on the top surface of the base 21 , a rotating table 23 is arranged on the top surface of the slewing support bearing 22 , and a worm gear reducer 24 is also fixedly connected to the top surface of the bottom plate 1 near the base 21 .

[0028] The slewing support bearing 22 includes an inner ring 221 and an outer ring 222. The inner ring 221 is rotatably sleeved on the inner side of the outer ring 222. The outer side of the outer ring 222 is fixedly sleeved on the outer gear 223. The inner ring 221 is fixedly connected to the top surface of the base 21. The top surface of the outer ring 222 is fixedly connected to the bottom surface of the rotating table 23. The side wall of the worm gear reducer 24 is fixedly connected to the first drive motor 25. The shaft end of the first drive motor 25 is fixedly connected to the input shaft of the worm gear reducer 24. The top end of the output shaft of the worm gear reducer 24 is fixedly connected to the pinion 26. The pinion 26 is meshed and connected to the external gear 223. The rotating table 23 is driven to rotate through the pinion 26. The worm gear reducer 24 can adjust the output speed. Example

[0029] See also Figure 1-4, which is the third embodiment of the utility model. This embodiment is based on the above two embodiments. When the utility model is used, the workpiece is fixed on the surface of the rotating table 23, the first drive motor 25 is started to rotate the workpiece, and the water pump 34 and the second drive motor 3217 are started to spray and cool the surface of the workpiece; a cam 3210 is set in the spray assembly 32 of the utility model, and the rotating block 323 will generate torque in the direction of the cam 3210 under the action of the torsion spring 3224. When the cam 3210 rotates, the contact position of the cam 3210 and the roller 3211 is constantly changed, thereby realizing the swinging action of the rotating block 323, so that the range of the water mist sprayed is increased, and with the rotation of the workpiece, the surface of the workpiece can be exposed to the water mist, thereby increasing the efficiency of heat treatment cooling.

[0030] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A heat treatment rotary worktable, comprising a bottom plate (1), characterized in that: A rotating component (2) is provided on one side of the top surface of the bottom plate (1), and a cooling component (3) is provided on the other side of the top surface of the bottom plate (1), wherein the cooling component (3) comprises a stand (31) vertically fixed to the top surface of the bottom plate (1), and a spray assembly (32) is provided on the top surface of the stand (31); The spray assembly (32) comprises a horizontal plate (321) fixedly connected to the top of the vertical frame (31); the two ends of the horizontal plate (321) are fixedly connected to the bottom side walls of the two side plates (322); a rotating block (323) is rotatably arranged between the two side plates (322); the inner side of the rotating block (323) is fixedly sleeved with a mainstream air duct (324); the end of the mainstream air duct (324) is fixedly connected to a constricted air duct (325); the end of the constricted air duct (325) away from the mainstream air duct (324) is fixedly connected to an axial flow air duct (326); and a position below the rotating block (323) between the two side plates (322) is horizontally rotatably connected. The lateral plate (321) is connected to a lateral rotation rod (329), two cams (3210) are fixedly sleeved on the lateral rotation rod (329), the top surface of the lateral plate (321) is rotatably connected to two rollers (3211), the cams (3210) roll in contact with the rollers (3211), two shaft columns (3222) are fixedly connected to the two sides of the rotation block (323), two rotation holes (3223) are horizontally provided on the side plate (322) corresponding to the positions of the shaft columns (3222), the shaft columns (3222) are rotatably connected in the rotation holes (3223), and a torsion spring (3224) is fixedly connected between the shaft columns (3222) and the rotation holes (3223).

2. A heat treatment rotary table according to claim 1, characterized in that: The rotating block (323) and the mainstream air cylinder (324) are internally connected to the driving vertical rod (327) for vertical rotation; the bottom of the rotating block (323) is internally fixedly connected to the reduction gear box (328); the bottom end of the driving vertical rod (327) is fixedly connected to the input shaft of the reduction gear box (328); the bottom end of the output shaft of the reduction gear box (328) is located outside the rotating block (323) and is fixedly connected to the first active bevel gear (3212); the first driven bevel gear (3213) is fixedly sleeved on the transverse rotating rod (329); and the first active bevel gear (3212) is meshingly connected to the first driven bevel gear (3213).

3. A heat treatment rotary table according to claim 2, characterized in that: The inner top surface of the mainstream air duct (324) is vertically fixed to a bracket (3218); the bottom end of the bracket (3218) is rotatably connected to an axial flow fan (3219); the end of the rotating shaft of the axial flow fan (3219) is fixedly connected to a second driven bevel gear (3221); the driving vertical rod (327) is fixedly sleeved with a second active bevel gear (3220) near the second driven bevel gear (3221); the second active bevel gear (3220) is meshingly connected to the second driven bevel gear (3221); the top surface of the rotating block (323) is fixedly connected to a second driving motor (3217); and the end of the rotating shaft of the second driving motor (3217) is fixedly connected to the top of the driving vertical rod (327).

4. The heat treatment rotary table according to claim 1, characterized in that: The inner side of the free end of the axial flow air cylinder (326) is fixedly sleeved with an annular tube (3214); the inner side wall of the annular tube (3214) is fixedly connected to and connected to a plurality of atomizing nozzles (3215); the bottom surface of the annular tube (3214) is fixedly connected to and connected to a water inlet pipe (3216); the inner side of the vertical frame (31) is fixedly connected to a water tank (33); the top surface of the water tank (33) is fixedly connected to and connected to a water pump (34); the water pump (34) is fixedly connected to and connected to one end of a hose (35); and the other end of the hose (35) is fixedly connected to and connected to the water inlet pipe (3216).

5. The heat treatment rotary table according to claim 1, characterized in that: The rotating component (2) comprises a base (21) fixedly connected to the top surface of the base plate (1); a slewing support bearing (22) is arranged on the top surface of the base (21); a rotating platform (23) is arranged on the top surface of the slewing support bearing (22); and a worm gear reducer (24) is also fixedly connected to the top surface of the base plate (1) near the base (21).

6. The heat treatment rotary table according to claim 5, characterized in that: The slewing support bearing (22) comprises an inner ring (221) and an outer ring (222); the inner ring (221) is rotatably sleeved on the inner side of the outer ring (222); the outer side of the outer ring (222) is fixedly sleeved on the outer gear (223); the inner ring (221) is fixedly connected to the top surface of the base (21); the top surface of the outer ring (222) is fixedly connected to the bottom surface of the rotating platform (23); the side wall of the worm gear reducer (24) is fixedly connected to the first drive motor (25); the rotating shaft end of the first drive motor (25) is fixedly connected to the input shaft of the worm gear reducer (24); the top end of the output shaft of the worm gear reducer (24) is fixedly connected to the pinion gear (26); and the pinion gear (26) is meshingly connected to the external gear (223).

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