CN212800451U

CN212800451U - Tempering heating device

Info

Publication number: CN212800451U
Application number: CN202021681482.9U
Authority: CN
Inventors: 肖兴学
Original assignee: Wuhan Xingjiaxing Heat Treatment Co ltd
Current assignee: Wuhan Xingjiaxing Heat Treatment Co ltd
Priority date: 2020-08-13
Filing date: 2020-08-13
Publication date: 2021-03-26
Anticipated expiration: 2030-08-13

Abstract

The utility model discloses a tempering heating device, including first heating cabinet, first heating cabinet inner wall is equipped with the fixed plate, and is fixed with gear motor bottom the fixed plate, gear motor output shaft has the bearing plate, and bearing plate top outer wall opens and have the spacing groove, the product body is installed at the spacing groove top, and product body outside is equipped with the second heating cabinet, the heating unit that the equidistance distributes is installed to second heating cabinet inner wall, and product body top is equipped with the pressure strip, the dead lever that has the bearing is connected to pressure strip axle center department, and dead lever top outer wall spiro union has the connecting plate. The utility model discloses an install inside the second heating cabinet heating unit equidistance to utilize gear motor's rotation, drive the product body and carry out slow rotation, thereby realize letting the product be heated evenly, accelerate the programming rate of product body, accelerate production efficiency.

Description

Tempering heating device

Technical Field

The utility model relates to a metal heat treatment technical field especially relates to a tempering heating device.

Background

Tempering refers to a metal heat treatment process in which a quenched workpiece is reheated to a suitable temperature below the lower critical temperature Ac1 (the starting temperature of pearlite transformation to austenite during heating), and cooled in a medium such as air, water, oil, or the like after holding for a certain period of time (or the quenched alloy workpiece is heated to a suitable temperature, held for a certain period of time, and then slowly or rapidly cooled). Tempering is generally used to reduce or eliminate internal stresses in a quenched steel part, or to reduce its hardness and strength, to improve its ductility or toughness. However, in the conventional tempering device, the fixing of the product is troublesome, and the surface of the tempered product is unevenly heated in the heating process, so that the tempering time is prolonged, and the quality of the product is reduced.

For this reason, chinese patent (application No. 201822189951.4) discloses "a high temperature tempering furnace auxiliary heating device", this heating device adds hot water through using the heater strip, become water vapor, let in the inside of furnace body, preheat the inside of furnace body, and can not cause the pollution to the air, fixed plate and preheating cabinet both sides sliding connection through being equipped with the preheating cabinet both sides are fixed, and be equipped with the baffle in the bottom of two fixed plates, this structure is convenient to be installed and is dismantled the preheating cabinet, make things convenient for the staff to maintain the inside component of preheating cabinet. But the device uses high-temperature steam to preheat before the heating, and this can make the surface of product glue the water stain, when product high temperature preheats, can produce the reaction with steam, influences the product quality in later stage.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a tempering heating device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a tempering heating device comprises a first heating box, wherein a fixing plate is arranged on the inner wall of the first heating box, a speed reducing motor is fixed at the bottom of the fixed plate, an output shaft of the speed reducing motor is connected with a bearing plate, a limiting groove is formed in the outer wall of the top of the bearing plate, a product body is installed at the top of the limiting groove, and a second heating box is arranged outside the product body, heating units which are distributed at equal intervals are arranged on the inner wall of the second heating box, and the top of the product body is provided with a pressing plate, the axis of the pressing plate is connected with a fixed rod with a bearing, and the outer wall of the top of the fixed rod is connected with a connecting plate in a screw way, the outer walls of the two ends of the bottom of the connecting plate are both connected with electric hydraulic rods, and the inner wall of one side of the second heating box is provided with a mounting port, the inner wall of the mounting port is hinged with a sealing plate, the inner walls of two sides of the bottom of the first heating box are provided with symmetrically distributed ventilation fans, and the inner wall of one side of the first heating box is hinged with a box door.

Preferably, the speed reduction motor, the heating unit, the electric hydraulic rod and the ventilation fan are all connected with a switch through wires, and the switch is connected with an external power supply.

Preferably, the size of the inner wall of the limiting groove is matched with the size of the product body, and the limiting groove is tightly matched with the product body.

Preferably, the outer wall of the second heating box is bonded with a heat insulation plate.

Preferably, the outer wall of the box door is welded with a handle, and the outer wall of the handle is bonded with an anti-slip pad.

Preferably, the pressing plate is located above the product body, and the pressing plate and the product body form a rotating fit.

Preferably, the size of the second heating box is matched with the size of the inner wall of the first heating box, and the second heating box is fixed at the top of the fixing plate through a fastening bolt.

The utility model has the advantages that:

1. according to the tempering heating device, the heating units are arranged in the second heating box at equal intervals, and the product body is driven to rotate slowly by the rotation of the speed reducing motor, so that the product is heated uniformly, the temperature rising speed of the product body is increased, and the production efficiency is increased;

2. this design's a tempering heating device, set up the heat insulating board through the outer wall at the second heating cabinet, can effectively less heat run off, thereby can let the inside temperature of second heating cabinet keep at the temperature of relative invariant, and set up the scavenger fan in the bottom both sides of first heating cabinet, can accelerate the circulation of air around the gear motor, thereby effectively cool down gear motor, and the electronic hydraulic stem drive pressure strip that the top set up removes, can make the multiple not unidimensional product body of device adaptation, and electronic hydraulic stem pushes down fixedly, it is more convenient also to make the installation of product body and take.

Drawings

FIG. 1 is a sectional view of the overall structure of a tempering heating apparatus according to the present invention;

fig. 2 is a sectional view of the internal structure of a second heating box of the tempering heating device according to the present invention;

fig. 3 is a schematic view of an internal structure of a first heating box of the tempering heating device according to the present invention;

fig. 4 is a schematic view of the overall structure of a tempering heating apparatus provided by the present invention.

In the figure: the device comprises a first heating box 1, a fixing plate 2, a speed reducing motor 3, a bearing plate 4, a limiting groove 5, a product body 6, a second heating box 7, a heating unit 8, a heat insulation plate 9, a pressing plate 10, a fixing rod 11, a connecting plate 12, an electric hydraulic rod 13, a sealing plate 14, a ventilation fan 15 and a box door 16.

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.

Referring to fig. 1-4, a tempering heating device comprises a first heating box 1, a fixed plate 2 is arranged on the inner wall of the first heating box 1, a speed reducing motor 3 is fixed on the bottom of the fixed plate 2, an output shaft of the speed reducing motor 3 is connected with a bearing plate 4, a limiting groove 5 is arranged on the outer wall of the top of the bearing plate 4, the size of the inner wall of the limiting groove 5 is matched with that of a product body 6, the limiting groove 5 is in fastening fit with the product body 6, the product body 6 is arranged on the top of the limiting groove 5, a second heating box 7 is arranged on the outer portion of the product body 6, the size of the second heating box 7 is matched with that of the inner wall of the first heating box 1, the second heating box 7 is fixed on the top of the fixed plate 2 through fastening bolts, heating units 8 are equidistantly arranged on the inner wall of the second heating box 7, a pressing plate 10 is arranged on the top of the product, the rotation of the speed reducing motor 3 is utilized to drive the product body 6 to rotate slowly, so that the product is heated uniformly, the temperature rising speed of the product body 6 is increased, and the production efficiency is increased;

the outer wall of the second heating box 7 is bonded with a heat insulation board 9, a pressure strip 10 is positioned above the product body 6, the pressure strip 10 and the product body 6 form a rotating fit, the axle center of the pressure strip 10 is connected with a fixed rod 11 with a bearing, the outer wall of the top of the fixed rod 11 is in threaded connection with a connecting plate 12, the outer walls of two ends of the bottom of the connecting plate 12 are both connected with an electric hydraulic rod 13, the inner wall of one side of the second heating box 7 is provided with a mounting port, the inner wall of the mounting port is hinged with a sealing plate 14, the inner walls of two sides of the bottom of the first heating box 1 are provided with symmetrically distributed ventilation fans 15, the inner wall of one side of the first heating box 1 is hinged with a box door 16, the speed reducing motor 3, the heating unit 8, the electric hydraulic rod 13 and the ventilation fan 15 are all connected with switches through wires, the switches are, can effectively less heat run off, thereby can let 7 inside temperatures of second heating cabinet keep at the temperature of invariable relatively, and set up scavenger fan 15 in the bottom both sides of first heating cabinet 1, can accelerate the circulation of air around gear motor 3, thereby effectively cool down gear motor 3, and electronic hydraulic stem 13 that the top set up drives pressure strip 10 and removes, can be so that the multiple not unidimensional product body 6 of device adaptation, and electronic hydraulic stem 13 pushes down fixedly, it is more convenient also to make the installation of product body 6 and take.

The working principle is as follows: when using this kind of tempering heating device, at first place the spacing groove 5 at 4 tops of bearing plate with the product body 6 that needs the heating and fix, then start electronic hydraulic stem 13, let electronic hydraulic stem 13 shrink, descend pressure strip 10, compress tightly product body 6 fixedly, close closing plate 14 after fixed finishing, then close chamber door 16, open scavenger fan 15, gear motor 3 and heating unit 8's external switch, gear motor 3 drives product body 6 and slowly rotates, and heating unit 8 can carry out the tempering heating to product body 6, and scavenger fan 15 of bottom can flow gear motor 3's air, dispel the heat to gear motor 3.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. A tempering heating device comprises a first heating box (1) and is characterized in that a fixing plate (2) is arranged on the inner wall of the first heating box (1), a speed reducing motor (3) is fixed at the bottom of the fixing plate (2), an output shaft of the speed reducing motor (3) is connected with a bearing plate (4), a limiting groove (5) is formed in the outer wall of the top of the bearing plate (4), a product body (6) is installed at the top of the limiting groove (5), a second heating box (7) is arranged outside the product body (6), heating units (8) distributed at equal intervals are installed on the inner wall of the second heating box (7), a pressing plate (10) is arranged at the top of the product body (6), a fixing rod (11) with a bearing is connected to the axis of the pressing plate (10), a connecting plate (12) is screwed to the outer wall of the top of the fixing rod (11), electric hydraulic rods (13) are connected to the outer walls, and the inner wall of one side of the second heating box (7) is provided with a mounting opening, the inner wall of the mounting opening is hinged with a sealing plate (14), the inner walls of two sides of the bottom of the first heating box (1) are provided with symmetrically distributed ventilation fans (15), and the inner wall of one side of the first heating box (1) is hinged with a box door (16).

2. The tempering heating device according to claim 1, wherein the speed reduction motor (3), the heating unit (8), the electro-hydraulic rod (13) and the ventilation fan (15) are all connected with a switch through wires, and the switch is connected with an external power supply.

3. The tempering heating device according to claim 1, wherein the size of the inner wall of the limiting groove (5) is adapted to the size of the product body (6), and the limiting groove (5) and the product body (6) form a tight fit.

4. A temper heating device according to claim 1, wherein a heat insulating plate (9) is bonded to the outer wall of said second heating chamber (7).

5. The tempering heating device according to claim 1, wherein a handle is welded to the outer wall of the box door (16), and a non-slip pad is adhered to the outer wall of the handle.

6. A tempering heating arrangement according to claim 1, characterized in that said compacting plate (10) is located above the product body (6) and that the compacting plate (10) forms a rotating fit with the product body (6).

7. A tempering heating device according to claim 1, characterized in that said second heating chamber (7) is dimensioned to fit the inner wall of the first heating chamber (1) and that the second heating chamber (7) is fastened to the top of the stationary plate (2) by means of fastening bolts.