CN209836234U

CN209836234U - Bulldozer knife angle quenching device

Info

Publication number: CN209836234U
Application number: CN201920613487.9U
Authority: CN
Inventors: 张永信; 梁兆君; 朱帅; 刘克强
Original assignee: Shandong Hongyue Heavy Industry Technology Co Ltd
Current assignee: Shandong Hongyue Heavy Industry Technology Co Ltd
Priority date: 2019-04-30
Filing date: 2019-04-30
Publication date: 2019-12-24
Anticipated expiration: 2029-04-30

Abstract

The utility model provides a bull-dozer knife angle guenching unit, the knife angle is behind hydraulic press hot briquetting, the rollgang that sets up through the slope slides to the basin direction, and get into the below of movable support through cylinder II, finally block through keeping off the roller, support actuating mechanism drive movable support up-and-down motion, make the knife angle quench repeatedly in basin 1, make its quenching even, ensure the quenching hardness, after quenching, movable support moves down to bottommost, because each cylinder II sets up with each cylinder I is crisscross, consequently, cylinder II inserts between two adjacent cylinders I after the movable support moves down, cylinder II highly will be less than cylinder I, consequently, the knife angle shifts to cylinder I on, cylinder power device drive each cylinder I rotates, thereby make the knife angle outwards carry, conveniently take out from the basin.

Description

Bulldozer knife angle quenching device

Technical Field

The utility model relates to the technical field of bulldozer cutter angle part manufacturing, in particular to a bulldozer cutter angle quenching device.

Background

The cutter angle of the bulldozer is heated to 900 ℃ after machining in the traditional manufacturing process, is subjected to hot press molding by an oil press, is placed in a steel bar basket and is placed in a water tank by a crown block for quenching, the cutter angle is driven to move in quenching liquid by the movement of the crown block in the quenching process to achieve the purpose of quenching, and then a workpiece is lifted by the crown block to finish quenching. The quenching water tank is large in size, the construction amount of the water tank in a workshop is large, the cost is high, the operation of a vehicle is slow, the time from hot press molding to water entry of a knife angle is long, the temperature drop is high, the water entry temperature of the knife angle is difficult to control, the movement of the quenching liquid phase to the knife angle after water entry is too slow, the quenching quality of the knife angle is uneven, the quality cannot be guaranteed, and unsafe factors exist on site due to the fact that the depth of the water tank is deep and the water tank is filled with water at ordinary times.

Disclosure of Invention

The utility model provides a bulldozer blade angle quenching device which can improve the quenching hardness and uniformity of the blade angle in order to overcome the defects of the prior art.

The utility model overcomes the technical scheme that its technical problem adopted is:

a bulldozer blade angle quenching device comprises:

a water tank filled with brine for quenching;

the conveying roller way is obliquely arranged, the upper end of the conveying roller way is positioned in the oil press, and the lower end of the conveying roller way is positioned above the front end of the water tank;

the support is arranged on the water tank, a movable support is arranged in the support, a support driving mechanism is arranged on the support and used for driving the movable support to move up and down, N rollers II are arranged at the lower end of the support along the left and right directions at intervals respectively, two ends of each roller II are rotatably arranged on a hanging bracket through bearings II respectively, the upper end of the hanging bracket is welded and fixed at the lower end of the movable support 6, the horizontal height of each roller II is reduced from front to back in sequence, a stop roller is arranged at the rear end of the movable support, a bulldozer knife angle conveyed from a conveying roller way falls into each roller II through the conveying roller way, the tail end of the bulldozer knife angle is contacted with the stop roller, and N is a positive integer; and

n +1 cylinder I, it level respectively sets up in the basin, and the both ends of cylinder I are rotated through bearing I respectively and are installed in the basin, is provided with cylinder power device on the basin, and it drives each cylinder I and rotates, and when moving down to the bottom when support actuating mechanism drive movable support, cylinder II is located between per two adjacent cylinder I, and the last roll surface that goes up of cylinder II is less than the last roll surface of cylinder I.

Further, the support driving mechanism is a cylinder vertically mounted on the support, and the head end of a piston rod of the cylinder is connected with the movable support.

Furthermore, above-mentioned cylinder power device is including installing motor on the basin, installing sprocket I on the motor output shaft and installing sprocket III on one of them cylinder I, be connected through I transmission of chain between sprocket III and the sprocket I, install sprocket II on every cylinder I, all sprocket II are connected through II transmissions of chain.

In order to move the knife angle out conveniently, the device further comprises a lifting machine arranged at the rear end of the water tank, the front end of the lifting machine is flush with the roller I, the rear end of the lifting machine is located above the water tank, and the roller I conveys the knife angle to the lifting machine.

In order to make the water circulation more uniform, the water circulation device further comprises a spray head arranged at the front end of the water tank, the spray head is connected to a water outlet of the water pump through a water pipe, and a water inlet of the water pump is connected to the water tank through a water pipe.

The utility model has the advantages that: after the knife angle is subjected to hot press forming by an oil press, the knife angle slides towards the water tank direction through the conveying roller way which is obliquely arranged, the knife angle enters the lower part of the movable support through the roller II and is finally blocked by the blocking roller, the support driving mechanism drives the movable support to move up and down, so that the knife angle is repeatedly quenched in the water tank 1, the quenching is uniform, the quenching hardness is ensured, after the quenching is finished, the movable support moves downwards to the bottommost part, the rollers II and the rollers I are staggered, so that the rollers II are inserted between the two adjacent rollers I after the movable support moves downwards, the height of the rollers II is lower than that of the rollers I, the knife angle is transferred onto the rollers I, the rollers I are driven by the roller power device to rotate, the knife angle is conveyed outwards, and the knife angle is conveniently taken out.

Drawings

Fig. 1 is a schematic view of the structure of the present invention;

fig. 2 is a schematic top view of the hanging bracket of the present invention;

fig. 3 is a schematic front view of the hanger of the present invention;

in the figure, 1, a water tank 2, a lifting machine 3, an oil press 4, a conveying roller table 5, a support 6, a movable support 7, a cylinder 8, a motor 9, a chain wheel I10, a baffle roller 11, a chain I12, a spray head 13, a water pipe 14, a roller I15, a bearing I16, a hanging bracket 17, a bearing II 18, a roller II 19, a chain wheel II 20, a chain II 21 and a chain wheel III.

Detailed Description

The present invention will be further explained with reference to fig. 1, fig. 2 and fig. 3.

A bulldozer blade angle quenching device comprises: a water tank 1 in which brine for quenching is filled; the conveying roller way 4 is obliquely arranged, the upper end of the conveying roller way is positioned in the oil press 3, and the lower end of the conveying roller way is positioned above the front end of the water tank 1; the device comprises a bracket 5, a movable bracket 6, a bracket driving mechanism, a support frame driving mechanism and a supporting frame driving mechanism, wherein the bracket 5 is arranged on a water tank 1, the bracket driving mechanism is arranged on the bracket 5 and used for driving the movable bracket 6 to move up and down, the lower end of the bracket 5 is respectively provided with N rollers II 18 at intervals along the left and right direction, two ends of each roller II 18 are respectively rotatably arranged on a hanging bracket 16 through bearings II 17, the upper end of the hanging bracket 16 is fixedly welded at the lower end of the movable bracket 6, the horizontal heights of the rollers II 18 are sequentially reduced from front to back, the rear end of the movable bracket 6 is provided with a baffle roller 10, a bulldozer knife corner conveyed from a conveying roller way 4 falls into each roller II 18 through the conveying roller way 4, the tail end of; and N +1 rollers I14 which are horizontally arranged in the water tank 1 respectively, two ends of each roller I14 are rotatably arranged in the water tank 1 through bearings I15 respectively, a roller power device is arranged on the water tank 1 and drives each roller I14 to rotate, when the movable support 6 is driven by the support driving mechanism to move downwards to the lowest end, the rollers II 18 are positioned between every two adjacent rollers I14, and the upper roller surface of each roller II 18 is lower than the upper roller surface of the roller I14. After the knife angle is subjected to hot press molding by an oil press 3, the knife angle slides towards the water tank 1 through an obliquely arranged conveying roller way 4, enters the lower part of a movable support 6 through a roller II 18, and is finally blocked by a blocking roller 10, a support driving mechanism drives the movable support 6 to move up and down, so that the knife angle is repeatedly quenched in the water tank 1, the quenching is uniform, the quenching hardness is ensured, after the quenching is finished, the movable support 6 moves down to the bottommost part, because each roller II 18 and each roller I14 are arranged in a staggered mode, the roller II 18 is inserted between two adjacent rollers I14 after the movable support 6 moves down, the height of the roller II 18 is lower than that of the roller I14, the knife angle is transferred onto the roller I14, and a roller power device drives each roller I14 to rotate, so that the knife angle is conveyed outwards, and is convenient to take out of the water tank 1.

Further, the support driving mechanism is a cylinder 7 vertically mounted on the support 5, and a piston rod end of the cylinder 7 is connected with the movable support 6. When the piston rod of the air cylinder 7 extends, the movable support 6 is driven to move downwards, and when the piston rod of the air cylinder 7 retracts inwards, the movable support 6 is driven to move upwards, and each roller II 18 is positioned above the roller I14.

Further, the roller power device can be in a structure comprising a motor 8 arranged on the water tank 1, chain wheels I9 arranged on an output shaft of the motor 8 and chain wheels III 21 arranged on one of the rollers I14, the chain wheels III 21 and the chain wheels I9 are in transmission connection through a chain I11, a chain wheel II 19 is arranged on each roller I14, and all the chain wheels II 19 are in transmission connection through a chain II 20. Motor 8 drive sprocket I9 rotates, and sprocket I9 rotates and drives sprocket III 21 through I11 drive sprocket of chain and drive I14 rotations that correspond, and this cylinder I14 drives sprocket II 19 through II 20 of chain and makes each cylinder I14 rotate, carries the bull-dozer sword angle after will quenching outwards.

Preferably, still include the lifting machine 2 that sets up in basin 1 rear end, the front end of lifting machine 2 is parallel and level mutually with cylinder I14, and the rear end of lifting machine 2 is located the top of basin 1, and cylinder I14 carries the sword angle to lifting machine 2 on. The quenched bulldozer blade angle conveyed outwards by each roller I14 is conveyed to the elevator 2, and the elevator 2 conveys the blade angle out of the water tank 1.

Preferably, the water tank further comprises a spray head 12 arranged at the front end of the water tank 1, the spray head 12 is connected to a water outlet of the water pump through a water pipe 13, and a water inlet of the water pump is connected to the water tank 1 through a water pipe. The saline water in the water tank 1 is pumped by the water pump and then is conveyed to the spray head 12 through the water pipe 13, the spray head 12 sprays the water to form water flow in the water tank 1, so that the mobility of the water in the water tank 1 is improved, and the quenching uniformity of a bulldozer blade angle is further improved when the movable support 6 moves up and down.

Claims

1. A bulldozer knife angle quenching device is characterized by comprising:

a water tank (1) filled with brine for quenching;

the conveying roller way (4) is obliquely arranged, the upper end of the conveying roller way is positioned in the oil press (3), and the lower end of the conveying roller way is positioned above the front end of the water tank (1);

a bracket (5) arranged on the water tank (1), a movable bracket (6) arranged in the bracket (5), a bracket driving mechanism arranged on the bracket (5), which is used for driving a movable bracket (6) to move up and down, N rollers II (18) are respectively arranged at the lower end of the bracket (5) along the left and right directions at intervals, two ends of the roller II (18) are respectively rotatably arranged on the hanging bracket (16) through a bearing II (17), the upper end of the hanger (16) is welded and fixed at the lower end of the movable bracket (6), the horizontal heights of the rollers II (18) are sequentially reduced from front to back, the rear end of the movable bracket (6) is provided with a baffle roller (10), a bulldozer blade angle conveyed from the conveying roller way (4) falls into the rollers II (18) through the conveying roller way (4), the tail end of the blade angle of the bulldozer is in contact with the stop roller (10), and N is a positive integer greater than or equal to 3; and

n +1 cylinder I (14), it is respectively the level setting in basin (1), the both ends of cylinder I (14) are rotated through bearing I (15) respectively and are installed in basin (1), be provided with cylinder power device on basin (1), it drives each cylinder I (14) and rotates, when support actuating mechanism drive movable support (6) move down to the bottom, cylinder II (18) are located between per two adjacent cylinder I (14), the last roll surface of cylinder II (18) is less than the last roll surface of cylinder I (14).

2. The bulldozer blade angle quenching device defined in claim 1, wherein: the support driving mechanism is a cylinder (7) vertically arranged on the support (5), and the head end of a piston rod of the cylinder (7) is connected with the movable support (6).

3. The bulldozer blade angle quenching device defined in claim 1, wherein: the roller power device comprises a motor (8) arranged on a water tank (1), a chain wheel I (9) arranged on an output shaft of the motor (8) and a chain wheel III (21) arranged on one of rollers I (14), the chain wheel III (21) is in transmission connection with the chain wheel I (9) through a chain I (11), a chain wheel II (19) is arranged on each roller I (14), and all the chain wheels II (19) are in transmission connection through chains II (20).

4. A bulldozer blade angle quenching apparatus according to claim 1, 2 or 3, characterized in that: still including setting up in lifting machine (2) of basin (1) rear end, the front end and the I (14) looks parallel and level of cylinder of lifting machine (2), the rear end of lifting machine (2) is located the top of basin (1), and I (14) of cylinder carry the sword angle to lifting machine (2) on.

5. The bulldozer blade angle quenching device defined in claim 4, wherein: the water pump is characterized by further comprising a spray head (12) arranged at the front end of the water tank (1), wherein the spray head (12) is connected to a water outlet of the water pump through a water pipe (13), and a water inlet of the water pump is connected to the water tank (1) through a water pipe.