CN220182651U

CN220182651U - Lifting table lifting device for quenching tank

Info

Publication number: CN220182651U
Application number: CN202321684907.5U
Authority: CN
Inventors: 易茂华; 易绍湓; 易文斌; 李南昌
Original assignee: Minhou Jieheng Heat Treatment Co ltd
Current assignee: Minhou Jieheng Heat Treatment Co ltd
Priority date: 2023-06-29
Filing date: 2023-06-29
Publication date: 2023-12-15
Anticipated expiration: 2033-06-29

Abstract

The utility model discloses a lifting table lifting device for a quenching tank, wherein four corners of the upper end of a mounting seat are respectively provided with a window, steel wire ropes are arranged in the windows, the lower parts of the steel wire ropes are connected with the upper parts of the lifting tables, the upper end of the mounting seat is provided with a retracting mechanism connected with the upper parts of the steel wire ropes, large rollers are rotatably connected in the windows and positioned on the left side and the right side of the steel wire ropes, and the large rollers are tightly attached to the steel wire ropes. When the lifting table is lifted or lowered through the four steel wire ropes, the steel wire ropes are in contact with the large idler wheels, so that the large idler wheels roll with the small idler wheels, lubricating oil in the oil box can be coated on the outer wall of the large idler wheels, then the large idler wheels are coated on the outer wall of the steel wire ropes, automatic oiling work can be carried out on the steel wire ropes, the service life of the steel wire ropes is prolonged, in addition, the oil box is convenient to disassemble and assemble, and after the lubricating oil in the oil box is submerged, the lubricating oil can be conveniently replenished to the inside of the oil box.

Description

Lifting table lifting device for quenching tank

Technical Field

The utility model relates to the technical field of lifting table lifting devices, in particular to a lifting table lifting device for a quenching tank.

Background

The lifting quenching tank is of a lifting structure, a product to be quenched is placed on the lifting table and then rapidly descends into the quenching tank, and the tank cover is tightly covered, so that a negative oxygen state is rapidly formed in the tank, the problem of fire cannot occur in the quenching process, and quenching oil smoke can be improved. At present, the lifting platform is lifted by adopting a lifting device, when the lifting platform is lifted, a steel wire rope is adopted to some extent, one of the reasons that the service life of the steel wire rope is shortened at present is that the steel wire rope lacks oil, after a period of use of a new steel wire rope, original grease is extruded and taken away under the action of lifting gravity, so that the oil deficiency is caused, and the oil deficiency steel wire rope exposed in the air is extremely easy to oxidize, so that the service life is shortened.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide a lifting device for a lifting table for a quenching tank, so as to solve the problems in the prior art.

A lifting device of a lifting table for a quenching tank comprises a mounting seat, a driving device arranged at the upper end of the mounting seat and a lifting table arranged below the mounting seat;

the window is all opened in mount pad upper end four corners, all be equipped with wire rope in the window, wire rope lower part is connected with elevating platform upper portion, the retracting mechanism of being connected with wire rope upper portion is installed to the mount pad upper end, the window is inside and be located wire rope left and right sides and all rotate and be connected with big gyro wheel, big gyro wheel is hugged closely with wire rope, the inside joint that just is located big gyro wheel of window has the oil drum under, the inside rotation of oil drum is connected with the small idler wheel, the small idler wheel is hugged closely with big gyro wheel lower part.

Preferably, the retracting mechanism comprises a bearing seat, a first shaft rod, a driving sprocket, a driven sprocket, a chain, a fixed seat, a second shaft rod, a driving bevel gear, a driven bevel gear and a rope pulley, wherein the bearing seats are respectively fixed on the left side and the right side of the middle part of the upper end of the installation seat, the first shaft rod is connected between the upper parts of the bearing seats, the driving sprocket is connected with the power end of the driving device, the driven sprocket is fixed in the middle of the outer part of the first shaft rod, and the chain is connected between the driving sprocket and the driven sprocket.

Preferably, the driving bevel gears are fixed at the left end and the right end of the shaft rod I, the fixing seats are fixed at the front side and the rear side of the left side and the right side of the upper end of the mounting seat, the shaft rod II is connected with an upper bearing between the front side and the rear side of the fixing seats, the driven bevel gears are fixed in the middle of the outer portion of the shaft rod II, and the driving bevel gears are meshed with the driven bevel gears on the same side.

Preferably, the rope pulleys are fixed on the front side and the rear side of the outer part of the shaft lever, and the upper parts of the steel wire ropes are in one-to-one corresponding winding arrangement with the rope pulleys.

Preferably, slots are formed in the left end and the right end of the inner wall of the window, an inserting block is fixed at one end, close to the slots, of the oil box, and the inserting block is inserted into the slots.

Preferably, the lower end of the inner wall of the slot is provided with a clamping hole, the lower end of the insertion block is provided with a spring groove, a clamping block is connected in the spring groove in a sliding manner, a spring is connected between the clamping block and the bottom of the spring groove, and the clamping block is inserted into the clamping hole.

The utility model has the beneficial effects that: when the lifting table is lifted or lowered through the four steel wire ropes, the steel wire ropes are in contact with the large idler wheels, so that the large idler wheels roll with the small idler wheels, lubricating oil in the oil box can be coated on the outer wall of the large idler wheels, then the large idler wheels are coated on the outer wall of the steel wire ropes, automatic oiling work can be carried out on the steel wire ropes, the service life of the steel wire ropes is prolonged, in addition, the oil box is convenient to disassemble and assemble, and after the lubricating oil in the oil box is submerged, the lubricating oil can be conveniently replenished to the inside of the oil box.

Drawings

FIG. 1 is a schematic diagram of the overall structure of the present utility model;

FIG. 2 is a schematic overall cross-sectional view of the present utility model;

fig. 3 is a partial schematic view of fig. 2 according to the present utility model.

In the figure: the device comprises a 1-mounting seat, a 2-driving device, a 3-lifting table, a 4-bearing seat, a 5-first shaft rod, a 6-driving sprocket, a 7-driven sprocket, an 8-chain, a 9-fixing seat, a 10-wire rope, a 11-second shaft rod, a 12-driving bevel gear, a 13-driven bevel gear, a 14-rope pulley, a 15-window, a 16-large roller, a 17-oil box, a 18-small roller, a 19-clamping hole, a 20-slot, a 21-plug block, a 22-spring slot, a 23-spring and a 24-clamping block.

Detailed Description

Referring to fig. 1-3, a lifting table lifting device for a quenching tank comprises a mounting seat 1, a driving device 2 arranged at the upper end of the mounting seat and a lifting table 3 arranged below the mounting seat 1, wherein four corners of the upper end of the mounting seat 1 are respectively provided with a window 15, steel wire ropes 10 are respectively arranged in the windows 15, the lower parts of the steel wire ropes 10 are connected with the upper parts of the lifting table 3, a retracting mechanism connected with the upper parts of the steel wire ropes 10 is arranged at the upper end of the mounting seat 1, the retracting mechanism comprises a bearing seat 4, a first shaft rod 5, a driving chain wheel 6, a driven chain wheel 7, a chain 8, a fixed seat 9, a second shaft rod 11, a driving bevel gear 12, a driven bevel gear 13 and a rope pulley 14, the left side and the right side of the middle part of the upper end of the mounting seat 1 are respectively fixed with the bearing seat 4, a first shaft rod 5 is connected between the upper parts of the bearing seats 4, the power end of the driving device 2 is connected with the driving chain wheel 6, the driven sprocket 7 is fixed in the middle of the outside of the first shaft lever 5, the chain 8 is connected between the driving sprocket 6 and the driven sprocket 7, the driving bevel gears 12 are fixed at the left end and the right end of the first shaft lever 5, the fixed seats 9 are fixed at the front side and the rear side of the left side and the right side of the upper end of the mounting seat 1, the shaft lever two 11 is connected with the upper bearing between the fixed seats 9 which are adjacent in the front and the rear, the driven bevel gears 13 are fixed in the middle of the outside of the shaft lever two 11, the driving bevel gears 12 are meshed with the driven bevel gears 13 on the same side, the sheaves 14 are fixed at the front side and the rear side of the outside of the shaft lever two 11, the upper parts of the steel wire ropes 10 are in one-to-one corresponding winding arrangement with the sheaves 14, the driving sprocket 6 can be driven to rotate through the driving device 2, the driven sprocket 7 can drive the first shaft lever 5 to rotate because the driving sprocket 6 and the driven sprocket 7 synchronously rotate through the chain 8, the first shaft lever 5 can drive the two driving bevel gears 12 to rotate, the driven bevel gears 13 drive the second shaft lever 11 to rotate along with the meshing of the two driving bevel gears 12 and the two driven bevel gears 13, and then the second shaft lever 11 can drive the rope pulley 14 to rotate, so that the rope pulley 14 winds or unwinds the steel wire rope 10, and at the moment, the lifting platform 3 can be lifted or lowered by using the four steel wire ropes 10;

the inside of the window 15 is rotatably connected with a large roller 16 at the left side and the right side of the steel wire rope 10, the large roller 16 is tightly attached to the steel wire rope 10, an oil box 17 is clamped right below the large roller 16 in the inside of the window 15, a small roller 18 is rotatably connected in the oil box 17, the small roller 18 is tightly attached to the lower part of the large roller 16, when the lifting table 3 is lifted or lowered through four steel wire ropes 10, the large roller 16 and the small roller 18 roll through the contact of the steel wire ropes 10 and the large roller 16, so that the small roller 18 can coat lubricating oil in the oil box 17 on the outer wall of the large roller 16, and then the large roller 16 coats the lubricating oil on the outer wall of the steel wire rope 10, so that the steel wire rope 10 can be automatically oiled, and the service life of the steel wire rope 10 is prolonged;

the left end and the right end of the inner wall of the window 15 are both provided with slots 20, one end of the oil box 17, which is close to the slots 20, is fixedly provided with inserting blocks 21, the inserting blocks 21 are inserted into the slots 20, the lower end of the inner wall of the slots 20 is provided with clamping holes 19, the lower end of each inserting block 21 is provided with a spring groove 22, clamping blocks 24 are slidably connected inside the spring grooves 22, springs 23 are connected between the clamping blocks 24 and the bottoms of the spring grooves 22, the clamping blocks 24 are inserted into the clamping holes 19, when lubricating oil is lacking inside the oil box 17, the clamping blocks 24 inserted into the clamping holes 19 are pressed, the clamping blocks 24 are moved into the spring grooves 22 to squeeze the springs 23, the clamping blocks 24 slide out of the clamping holes 19, then the oil box 17 is pulled, the inserting blocks 21 are inserted into the slots 20 after lubricating oil is filled, the clamping blocks 24 are inserted into the clamping holes 19, and the oil box 17 can be assembled and disassembled conveniently, and the lubricating oil can be conveniently replenished inside the oil box 17 after lubricating oil inside the oil box 17 is not filled.

Claims

1. The utility model provides a quenching is elevating platform hoisting device for groove, includes mount pad (1), installs drive arrangement (2) and elevating platform (3) of setting in mount pad (1) below its characterized in that of upper end:

the utility model discloses a lifting device for a steel wire rope, including mount pad (1), window (15) are all opened in mount pad (1) upper end four corners, all be equipped with wire rope (10) in window (15), wire rope (10) lower part is connected with elevating platform (3) upper portion, the retracting mechanism who is connected with wire rope (10) upper portion is installed to mount pad (1) upper end, window (15) are inside and be located wire rope (10) left and right sides and all rotate and be connected with big gyro wheel (16), big gyro wheel (16) are hugged closely with wire rope (10), window (15) are inside and be located big gyro wheel (16) joint and have oil box (17), oil box (17) inside rotation is connected with little gyro wheel (18), little gyro wheel (18) are hugged closely with big gyro wheel (16) lower part.

2. The lifting table lifting device for a quenching tank according to claim 1, wherein: the winding and unwinding mechanism comprises a bearing seat (4), a first shaft rod (5), a driving sprocket (6), a driven sprocket (7), a chain (8), a fixed seat (9), a second shaft rod (11), a driving bevel gear (12), a driven bevel gear (13) and a rope pulley (14), the left side and the right side of the middle of the upper end of the installation seat (1) are respectively fixed with the bearing seat (4), the first shaft rod (5) is connected between the upper parts of the bearing seats (4) in a bearing manner, the driving sprocket (6) is connected with the power end of the driving device (2), the driven sprocket (7) is fixed in the middle of the outer part of the first shaft rod (5), and the chain (8) is connected between the driving sprocket (6) and the driven sprocket (7).

3. The lifting table lifting device for a quenching tank according to claim 2, wherein: the driving bevel gear (12) is fixed at the left end and the right end of the shaft lever I (5), fixing seats (9) are fixed at the front side and the rear side of the left side and the right side of the upper end of the mounting seat (1), a shaft lever II (11) is connected with an upper bearing between the front fixing seat and the rear fixing seat (9), a driven bevel gear (13) is fixed in the middle of the outer portion of the shaft lever II (11), and the driving bevel gear (12) is connected with the driven bevel gear (13) on the same side in a meshed mode.

4. A lifting table lifting device for a quenching tank according to claim 3, characterized in that: rope pulleys (14) are fixed on the front side and the rear side of the outer portion of the second shaft rod (11), and the upper portions of the steel wire ropes (10) are wound in one-to-one correspondence with the rope pulleys (14).

5. The lifting table lifting device for a quenching tank according to claim 1, wherein: the left end and the right end of the inner wall of the window (15) are both provided with slots (20), one end, close to the slots (20), of the oil box (17) is fixed with an inserting block (21), and the inserting block (21) is inserted into the slots (20).

6. The lifting table lifting device for a quenching tank according to claim 5, wherein: the novel socket is characterized in that a clamping hole (19) is formed in the lower end of the inner wall of the slot (20), a spring groove (22) is formed in the lower end of the inserting block (21), a clamping block (24) is connected inside the spring groove (22) in a sliding mode, a spring (23) is connected between the clamping block (24) and the bottom of the spring groove (22), and the clamping block (24) is inserted into the clamping hole (19).