CN212174988U

CN212174988U - Workpiece quenching device

Info

Publication number: CN212174988U
Application number: CN202020384921.3U
Authority: CN
Inventors: 马合生
Original assignee: Suzhou Thalenda Engine Parts Co ltd
Current assignee: Suzhou Thalenda Engine Parts Co ltd
Priority date: 2020-03-24
Filing date: 2020-03-24
Publication date: 2020-12-18
Anticipated expiration: 2030-03-24

Abstract

The utility model relates to the technical field of workpiece quenching, in particular to a workpiece quenching device, which comprises a quenching box, wherein the bottom of an inner cavity of the quenching box is rotationally connected with two vertical stirring rods, the left side and the right side of the quenching box are provided with first rotating rods, the first rotating rods are fixed with first bevel gears, a linkage rod is arranged in the bottom wall of the quenching box, the linkage rod is fixed with a second bevel gear, the top end of each first rotating rod is fixed with a screw rod, the screw rods are screwed with screw sleeves, a moving rod is fixed between the screw sleeves, and the bottom of the moving rod is provided with a fixed component and a telescopic component; the linkage rod is arranged, the linkage rod drives the screw rod to rotate, the screw rod rotates to drive the moving rod to move downwards slowly, the speed is stable and stable, the stirring rod is arranged at the bottom of the inner cavity of the quenching box, the spiral stirring piece stirs quenching liquid, the quenching liquid rolls continuously, and the high-temperature quenching liquid near the bar-shaped quenching part is exchanged with the quenching liquid in the whole quenching box in an accelerating mode, so that the quenching temperature is kept stable.

Description

Workpiece quenching device

Technical Field

The utility model relates to a work piece quenching technical field, concretely relates to work piece guenching unit.

Background

Quenching is a heat treatment process method for heating steel to above a critical temperature, preserving heat for a certain time, and then cooling at a speed higher than a critical cooling speed so as to obtain an unbalanced structure (also obtaining bainite or keeping single-phase austenite according to needs) mainly comprising martensite, quenching is a most widely applied work and technique method in the heat treatment process of steel,

in the quenching process, internal stress is caused in the bar-shaped quenching part due to uneven expansion and contraction, and if the cooling speed is too high or too low, the workpiece is easy to deform or crack, so that the quality of the workpiece is seriously influenced.

Based on this, the utility model designs a work piece guenching unit to solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a workpiece quenching device to solve the problems in the prior art.

In order to achieve the above object, the utility model provides a following technical scheme: a workpiece quenching device comprises a quenching box, wherein the bottom of an inner cavity of the quenching box is rotatably connected with two vertical stirring rods, spiral stirring blades are fixed outside the stirring rods, vertical first rotating rods are rotatably connected inside the left side wall and the right side wall of the quenching box, the bottom of each first rotating rod is fixedly provided with a first bevel gear, a horizontal linkage rod is rotatably connected in the bottom wall of the quenching box, the left side and the right side of each linkage rod are fixedly provided with second bevel gears corresponding to the positions of the first bevel gears, the second bevel gears are meshed with the first bevel gears, the outer side of the bottom of the quenching box is fixedly provided with a first motor fixing plate, the top of the first motor fixing plate is fixedly provided with a first motor, one end of each linkage rod extends out of the quenching box and is fixedly connected with an output shaft of the first motor, the top of each first rotating rod is fixedly provided with a screw rod, the screw rod is positioned outside the quenching box and, the bottom of carriage release lever is fixed with two vertical dead levers, and the bottom of dead lever all is equipped with fixed subassembly and flexible subassembly.

Further, flexible subassembly includes the electric telescopic handle that the level set up, electric telescopic handle and dead lever fixed connection, the other end is fixed with vertical catch bar, the catch bar is fixed with second motor fixed plate, the top of second motor fixed plate is fixed with the second motor, the inside rotation in bottom of catch bar is connected with the second dwang, the one end of second dwang is stretched out outside the catch bar and is fixed with the rotor plate, be equipped with the belt chamber in the catch bar, the output shaft of second motor is fixed with the drive wheel, through the belt linkage between drive wheel and the second dwang, the belt is located the belt chamber.

Further, fixed subassembly is including fixed semicircle piece, the top of fixed semicircle piece and the bottom fixed connection of dead lever, the bottom both ends of fixed semicircle piece articulate there is articulated piece, the top both sides articulate there is miniature electric telescopic handle, miniature electric telescopic handle's the other end articulates there is the connecting rod, connecting rod and articulated piece fixed connection, the inboard of fixed semicircle piece and articulated piece is equipped with the clavate and quenches the piece, the inside of fixed semicircle piece and articulated piece evenly is equipped with a plurality of rolling balls, the rolling ball quenches the surface roll connection of piece with the clavate.

Furthermore, the bottom end of the screw rod is fixed with an anti-settling gasket, the top end of the screw rod is fixed with an anti-falling block, and the anti-settling gasket is rotatably connected with the side wall of the quenching box.

Furthermore, two ends of the rod-shaped quenching part are attached to the rotating sheet.

Compared with the prior art, the beneficial effects of the utility model are that: the utility model is provided with a fixing component, the miniature electric telescopic rod is contracted to drive the hinged block to rotate upwards and open, the bar-shaped quenching part is put in, the miniature electric telescopic rod is extended, and the hinged block rotates downwards to conveniently fix the bar-shaped quenching part; the telescopic assembly is arranged, the rotating sheet can push the rod-shaped quenching part to move left and right through synchronous contraction and extension of the electric telescopic rods on the two sides, the second rotating rod can be driven to rotate through the second motor, the rotating rod drives the rotating sheet to rotate, the rotating sheet can drive the rod-shaped quenching part to rotate when being contacted with the rod-shaped quenching part, the telescopic assembly can enable the rod-shaped quenching part to move left and right and rotate at the same time, quenching is more uniform when the quenching part enters quenching liquid, and both sides of the quenching liquid can be contacted with the quenching liquid; the arrangement of the rolling balls can enable the bar-shaped quenching part to move and rotate more smoothly, and the friction between the hinged block and the fixed semicircular block and the bar-shaped quenching part is avoided; the linkage rod is arranged, the linkage rod rotates through the second bevel gear and the first bevel gear to drive the screw to rotate, the screw rotates to drive the moving rod to slowly move downwards, and the speed is stable and stable; the bottom of the inner cavity of the quenching box is provided with the stirring rod, and the spiral stirring piece is used for stirring the quenching liquid in the quenching box, so that the quenching liquid continuously rolls, the exchange of the high-temperature quenching liquid near the bar-shaped quenching part and the quenching liquid in the whole quenching box is accelerated, and the quenching temperature is kept stable.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly introduced below, and it is obvious that the drawings in the following description are only some embodiments of the present invention, and it is obvious for those skilled in the art that other drawings can be obtained according to these drawings without creative efforts.

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic structural view of the telescopic assembly of the present invention;

fig. 3 is a schematic structural view of the fixing assembly of the present invention;

fig. 4 is an opening schematic view of the fixing assembly of the present invention.

In the drawings, the components represented by the respective reference numerals are listed below:

1-a quenching box, 2-a stirring rod, 3-a first rotating rod, 4-a first bevel gear, 5-a linkage rod, 6-a second bevel gear, 7-an anti-settling gasket, 8-a fixed component, 801-a fixed semicircular block, 802-a hinged block, 803-a miniature electric telescopic rod, 804-a rolling ball, 9-a telescopic component, 901-an electric telescopic rod, 902-a pushing rod, 903-a second rotating rod, 904-a rotating sheet, 905-a second motor, 10-a moving rod, 11-a first motor, 12-a fixed rod and 13-a rod-shaped quenching part.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a workpiece quenching device comprises a quenching box 1, the bottom of an inner cavity of the quenching box 1 is rotatably connected with two vertical stirring rods 2, the stirring rods 2 are driven by a motor, spiral stirring blades are fixed outside the stirring rods 2, quenching liquid can continuously roll through the rotation of the stirring rods 2, the exchange of high-temperature quenching liquid near a rod-shaped quenching part 13 and the quenching liquid in the whole quenching box 1 is accelerated, so that the quenching temperature is kept stable, vertical first rotating rods 3 are rotatably connected in the left side wall and the right side wall of the quenching box 1, a first bevel gear 4 is fixed at the bottom of each first rotating rod 3, a horizontal linkage rod 5 is rotatably connected in the bottom wall of the quenching box 1, second bevel gears 6 are fixed at the positions, corresponding to the first bevel gears 4, on the left side and the right side of the linkage rod 5, the second bevel gears 6 are meshed with the first bevel gears 4, a first motor fixing plate is fixed on the outer side of the bottom, the top of first motor fixed plate is fixed with first motor 11, and the one end of gangbar 5 stretches out and quenches 1 outside and with the output shaft fixed connection of first motor 11, and the top of first bull stick 3 is fixed with the screw rod, and the screw rod is located and quenches 1 outside and the spiro union has the swivel nut, is fixed with carriage release lever 10 between two swivel nuts, and the bottom of carriage release lever 10 is fixed with two vertical dead levers 12, and the bottom of dead lever 12 all is equipped with fixed subassembly 8 and flexible subassembly 9.

Telescopic component 9 includes electric telescopic handle 901 that the level set up, electric telescopic handle 901 and dead lever 12 fixed connection, the other end is fixed with vertical catch bar 902, catch bar 902 is fixed with the second motor fixed plate, the top of second motor fixed plate is fixed with second motor 905, the inside rotation in bottom of catch bar 902 is connected with second dwang 903, the one end of second dwang 903 is stretched out catch bar 902 and is outer and be fixed with rotor plate 904, the laminating of clavate quenching piece 13's both ends and rotor plate 904, be equipped with the belt chamber in the catch bar 902, the output shaft of second motor 905 is fixed with the drive wheel, through the belt linkage between drive wheel and the second dwang 903, the belt is located the belt chamber.

The fixed assembly 8 comprises a fixed semicircular block 801, the top of the fixed semicircular block 801 is fixedly connected with the bottom end of a fixed rod 12, two ends of the bottom of the fixed semicircular block 801 are hinged with a hinged block 802, two sides of the top are hinged with a micro electric telescopic rod 803, the other end of the micro electric telescopic rod 803 is hinged with a connecting rod, the connecting rod is fixedly connected with the hinged block 802, the inner sides of the fixed semicircular block 801 and the hinged block 802 are provided with a bar-shaped quenching part 13, a plurality of rolling balls 804 are uniformly arranged inside the fixed semicircular block 801 and the hinged block 802, the rolling balls 804 are in rolling connection with the surface of the bar-shaped quenching part 13, the surface of the rolling balls 804 is in sliding connection with the fixed semicircular block 801 and the hinged block 802, most of the rolling balls 804 are positioned in the fixed semicircular block 801 and the hinged block 802, due to the limitation of the fixed semicircular block 801 and the hinged block 802, the rolling balls 804 can not fall off, the stability is good, the arrangement of the rolling balls 804 can, friction between the articulated block 802 and the fixed semicircular block 801 and the rod-shaped quenching member 13 is avoided.

The bottom of screw rod is fixed with prevents sinking gasket 7, and the top is fixed with the anticreep piece, prevents sinking gasket 7 and quenches the lateral wall of case 1 and rotates and be connected, and the anticreep piece can prevent that the swivel nut from droing from the top, prevents sinking gasket 7 and can play certain supporting role to the screw rod, prevents that it from sinking the rotation that influences gangbar 5.

One specific application of this embodiment is: firstly, starting the micro electric telescopic rod 803, contracting the micro electric telescopic rod 803 to drive the hinge block 802 to rotate upwards and open about a hinge point, then putting the rod-shaped quenching part 13 to be quenched in, extending the micro electric telescopic rod 803, and rotating the hinge block 802 downwards to fix the rod-shaped quenching part 13;

starting the electric telescopic rods 901, the electric telescopic rods 901 on two sides contract and extend synchronously, and when one side extends, the other side contracts, so that the rotating sheet 904 pushes the rod-shaped quenching part 13 to move left and right, then starting the second motor 905, an output shaft of the second motor 905 drives a transmission wheel to rotate, the transmission wheel drives the second rotating rod 903 to rotate through a belt, the rotating rod 903 drives the rotating sheet 904 to rotate, the rotating sheet 904 can drive the rod-shaped quenching part 13 to rotate when contacting with the rod-shaped quenching part 13, at the moment, the rod-shaped quenching part 13 rotates while moving left and right, the rod-shaped quenching part 13 drives the rolling balls 804 to roll, and the rolling balls 804 can enable the rod-shaped quenching part 13 to move and rotate more smoothly, so that friction between the hinge block 802 and the fixed semicircular block;

starting a first motor 11, driving a linkage rod 5 to rotate by an output shaft of the first motor 11, driving a second bevel gear 6 to rotate by the linkage rod 5, driving a first bevel gear 4 to rotate by the second bevel gear 6, driving a first rotating rod 3 to rotate by the first bevel gear 4, driving a screw rod to rotate by the first rotating rod 3, driving a moving rod 10 to slowly move downwards by the screw rod, driving the moving rod 10 to move downwards by the screw rod rotation, wherein the speed is stable and stable, along with the downward movement of the moving rod 10, a rod-shaped quenching part 13 rotates while gradually and slowly entering quenching liquid in a quenching box 1, so that the surface of the rod-shaped quenching part 13 can be fully contacted with the quenching liquid, and the rotation of the rod-shaped quenching part 13 can ensure that each surface can be uniformly heated just after entering the quenching liquid, and the left and right movement of the rod-shaped quenching part 13 can ensure that a rotating sheet 904 can not always, the side surface can also obtain good quenching effect;

meanwhile, the stirring rod 2 at the bottom of the inner cavity of the quenching box 1 rotates, the spiral stirring piece stirs the quenching liquid in the quenching box 1, so that the quenching liquid continuously rolls, the exchange of the high-temperature quenching liquid near the bar-shaped quenching part 13 and the quenching liquid in the whole quenching box 1 is accelerated, and the quenching temperature is kept stable.

It is noted that: electric telescopic handle 901, second motor 905, first motor 11 and miniature electric telescopic handle are through control button to its realization control, because the equipment that control button matches is equipment commonly used, belong to current mature technology, no longer give unnecessary details its electric connection relation and specific circuit structure here.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The preferred embodiments of the present invention disclosed above are intended only to help illustrate the present invention. The preferred embodiments are not exhaustive and do not limit the invention to the precise embodiments disclosed. Obviously, many modifications and variations are possible in light of the above teaching. The embodiments were chosen and described in order to best explain the principles of the invention and its practical applications, to thereby enable others skilled in the art to best understand the invention for and utilize the invention. The present invention is limited only by the claims and their full scope and equivalents.

Claims

1. The utility model provides a work piece guenching unit, includes quenching case (1), its characterized in that: the bottom of an inner cavity of the quenching box (1) is rotatably connected with two vertical stirring rods (2), a spiral stirring sheet is fixed outside each stirring rod (2), vertical first rotating rods (3) are rotatably connected inside the left side wall and the right side wall of the quenching box (1), the bottom of each first rotating rod (3) is fixed with a first bevel gear (4), a horizontal linkage rod (5) is rotatably connected to the bottom wall of the quenching box (1), second bevel gears (6) are fixed on the left side and the right side of each linkage rod (5) corresponding to the positions of the first bevel gears (4), the second bevel gears (6) are meshed with the first bevel gears (4), a first motor fixing plate is fixed on the outer side of the bottom of the quenching box (1), a first motor (11) is fixed on the top of the first motor fixing plate, one end of each linkage rod (5) extends out of the quenching box (1) and is fixedly connected with an output shaft of the first motor (11), the top of first bull stick (3) is fixed with the screw rod, and the screw rod is located quenching case (1) outer and the spiro union has the swivel nut, two be fixed with carriage release lever (10) between the swivel nut, the bottom of carriage release lever (10) is fixed with two vertical dead levers (12), and the bottom of dead lever (12) all is equipped with fixed subassembly (8) and telescopic component (9).

2. The quenching apparatus for a workpiece as set forth in claim 1, wherein: telescopic component (9) are including electric telescopic handle (901) that the level set up, electric telescopic handle (901) and dead lever (12) fixed connection, the other end are fixed with vertical catch bar (902), catch bar (902) are fixed with second motor fixed plate, and the top of second motor fixed plate is fixed with second motor (905), the inside rotation in bottom of catch bar (902) is connected with second dwang (903), and the one end of second dwang (903) is stretched out catch bar (902) and is outer and be fixed with rotor (904), be equipped with the belt chamber in catch bar (902), the output shaft of second motor (905) is fixed with the drive wheel, through the belt linkage between drive wheel and second dwang (903), the belt is located the belt chamber.

3. A workpiece quenching apparatus as claimed in claim 2, characterized in that: fixed subassembly (8) are including fixed semicircle piece (801), the top of fixed semicircle piece (801) and the bottom fixed connection of dead lever (12), the bottom both ends of fixed semicircle piece (801) are articulated to have articulated piece (802), and the top both sides are articulated to have miniature electric telescopic handle (803), and the other end of miniature electric telescopic handle (803) is articulated to have a connecting rod, connecting rod and articulated piece (802) fixed connection, the inboard of fixed semicircle piece (801) and articulated piece (802) is equipped with clavate quenching piece (13), the inside of fixed semicircle piece (801) and articulated piece (802) evenly is equipped with a plurality of rolling balls (804), rolling ball (804) and the surperficial roll connection of clavate quenching piece (13).

4. The quenching apparatus for a workpiece as set forth in claim 1, wherein: the bottom end of the screw rod is fixed with an anti-settling gasket (7), the top end of the screw rod is fixed with an anti-falling block, and the anti-settling gasket (7) is rotatably connected with the side wall of the quenching box (1).

5. A workpiece quenching apparatus as claimed in claim 3, characterized in that: the two ends of the rod-shaped quenching piece (13) are jointed with the rotating sheet (904).