CN210620864U

CN210620864U - Preheating device for mechanical heat treatment

Info

Publication number: CN210620864U
Application number: CN201921587812.5U
Authority: CN
Inventors: 不公告发明人
Original assignee: Nanchang Qinghua Material Engineering Co Ltd
Current assignee: Nanchang Qinghua Material Engineering Co Ltd
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-05-26
Anticipated expiration: 2029-09-24

Abstract

The utility model discloses a preheating device for mechanical heat treatment, which comprises a placing table and a lifting mechanism, the placing table is fixedly arranged on the ground, the upper end of the placing table is provided with a lifting mechanism, one side of the upper end of the placing table, which is far away from the lifting mechanism, is fixedly provided with a cylinder, a piston rod of the cylinder is fixedly connected with a lifting mechanism, a heating box is arranged at the top end of the lifting mechanism, the lifting mechanism comprises two first connecting rods and two second connecting rods, the two first connecting rods and the two second connecting rods are respectively arranged on two sides of the heating box in parallel, the two first connecting rods are respectively hinged with the middle parts of the two second connecting rods, one sides, close to the sliding blocks of the air cylinders, close to each other are fixedly connected through a connecting shaft, the middle part fixed mounting of the piston rod of cylinder and connecting axle, the utility model provides a part transportation inconvenience and the inefficiency problem when heat treatment preheats.

Description

Preheating device for mechanical heat treatment

Technical Field

The utility model relates to a heat treatment preheats technical field, specifically is a mechanical heat treatment preheating device.

Background

High alloy steel work piece, and large-scale structural steel forging, heat transfer performance is relatively poor, easily form great thermal stress in the thermal treatment heating process, cause the work piece to warp seriously, in order to reduce the thermal stress when thermal treatment is heated, make the inside and outside of work piece respond to the stress and reduce by a wide margin, can carry out once or many times of preheating of raising the temperature gradually before heating to required temperature, make the inside and outside samming of work piece required time under the reduction high temperature, and reducible deformation, when preheating large-scale part, need set up special plummer in the preheater, still need corresponding lifting device to transport the part to the preheater simultaneously, some parts are because its appearance is special simultaneously, hoist and mount inconvenience, this just need consume a large amount of manpower and material resources, influence work efficiency.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mechanical heat treatment preheating device to solve the inconvenient and inefficient problem of part transportation when the heat treatment that proposes in the above-mentioned background art preheats.

In order to solve the technical problem, the utility model provides a following technical scheme: the utility model provides a mechanical heat treatment preheating device, is including placing platform and elevating system, place platform fixed mounting on ground, the upper end of placing the platform is provided with elevating system, one side fixed mounting that elevating system was kept away from to the upper end of placing the platform has the cylinder, the piston rod and the elevating system fixed connection of cylinder, elevating system's top is provided with the heating cabinet.

Preferably, the lifting mechanism comprises two first connecting rods and two second connecting rods, the two first connecting rods and the two second connecting rods are respectively arranged on two sides of the heating box in parallel, and the two first connecting rods are respectively hinged with the middle parts of the two second connecting rods.

Preferably, one end of each of the two first connecting rods below is rotatably connected with the placing table, one end of each of the two first connecting rods above is slidably connected with the outer side wall of the heating box, one end of each of the two second connecting rods below is rotatably connected with the placing table, and one end of each of the two second connecting rods above is slidably mounted on the outer side wall of the heating box.

Preferably, the upper end of the placing table and the outer side wall of the heating box are far away from the first connecting rod and the second connecting rod, the sliding rails are fixedly arranged at one ends of the placing table which are rotatably connected with the second connecting rod respectively in parallel, and sliding blocks are connected onto the sliding rails in a sliding mode and are fixedly connected with the first connecting rod and the second connecting rod respectively.

Preferably, one end of the sliding rail close to the cylinder is fixedly provided with a limiting block.

Preferably, the side, close to the cylinder, of the sliding block, close to each other, is fixedly connected through a connecting shaft, and a piston rod of the cylinder is fixedly installed in the middle of the connecting shaft.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses, through setting up the cylinder, can provide power through external equipment, drive first connecting rod and second connecting rod and slide for mutual articulated first connecting rod and second connecting rod are stretched or are shrunk, thereby realize elevating system's decline or rise.

2. Through setting up the slider, make things convenient for first connecting rod and second connecting rod horizontal slip, set up the stopper, can prevent slider and slide rail and break away from when the slider horizontal slip.

Drawings

Fig. 1 is a schematic structural diagram of an embodiment of the present invention;

fig. 2 is a schematic sectional top view of an embodiment of the present invention.

In the figure: 1. a placing table; 2. a lifting mechanism; 21. a first link; 22. a second link; 3. a cylinder; 4. a heating box; 5. a slide rail; 6. a slider; 7. a limiting block; 8. and (7) connecting the shafts.

Detailed Description

In order to solve the problem that the transportation of parts is inconvenient and the inefficiency when heat treatment preheats, the embodiment of the utility model provides a mechanical heat treatment preheating device. 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 in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Please refer to fig. 1-2, this embodiment provides a preheating device for mechanical heat treatment, which includes a placing table 1 and a lifting mechanism 2, the placing table 1 is fixedly installed on the ground, the lifting mechanism 2 is disposed on the upper end of the placing table 1, a cylinder 3 is fixedly installed on one side of the upper end of the placing table 1 far away from the lifting mechanism 2, a piston rod of the cylinder 3 is fixedly connected with the lifting mechanism 2, power is provided for the cylinder 3 through an external power device, so as to drive the piston rod to move in a left-side telescopic manner, so that the lifting mechanism 2 can ascend or descend as required, a heating box 4 is disposed on the top end of the lifting mechanism 2, an electric heating wire or an electromagnetic coil is fixedly installed on the inner side wall of the heating box 4, and after.

In this embodiment, the lifting mechanism 2 includes two first connecting rods 21 and two second connecting rods 22, the two first connecting rods 21 and the two second connecting rods 22 are respectively disposed at two sides of the heating box 4 in parallel, the two first connecting rods 21 are respectively hinged to the middle portions of the two second connecting rods 22, one end of the two first connecting rods 21 located below is rotatably connected to the placing table 1, one end of the two first connecting rods 21 located above is slidably connected to the outer sidewall of the heating box 4, one end of the two second connecting rods 22 located below is rotatably connected to the placing table 1, one end of the two second connecting rods 22 located above is slidably mounted to the outer sidewall of the heating box 4, the piston rod pushes the first connecting rod 21 and the second connecting rod 22 to slide left and right, so that the first connecting rod 21 and the second connecting rod 22 hinged to each other are stretched or compressed, thereby realizing the lowering or raising of the lifting mechanism 2 and driving the heating box 4 to lower or raise, realize the heating to mechanical part.

Example 2

Referring to fig. 2, a further improvement is made on the basis of embodiment 1: place the upper end of platform 1 and the lateral wall of heating cabinet 4 and keep away from first connecting rod 21, second connecting rod 22 respectively with place 1 one end fixed mounting who rotates the connection have parallel arrangement's slide rail 5, sliding connection has slider 6 on slide rail 5, slider 6 respectively with first connecting rod 21 and second connecting rod 22 fixed connection, the slider 6 that is close to cylinder 3 passes through connecting axle 8 fixed connection in the one side that is close to each other, the piston rod of cylinder 3 and the middle part fixed mounting of connecting axle 8, make things convenient for cylinder 3 when receiving external power, make things convenient for the piston rod to promote connecting axle 8, connecting axle 8 promotes slider 6, slider 6 drives first connecting rod 21 and the horizontal slip of second connecting rod 22, make heating cabinet 4 rise or descend.

Wherein, the slide rail 5 is close to the one end fixed mounting of cylinder 3 has stopper 7, prevents that slider 6 from breaking away from with slide rail 5 when sliding on slide rail 5.

The type of the cylinder 3 is: SC 32-25-S.

In the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

In the description of the present invention, it should be further noted that, unless explicitly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected, mechanically connected, electrically connected, directly connected, connected through an intermediate medium, or connected to the inside of two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a mechanical heat treatment preheating device, is including placing platform (1) and elevating system (2), its characterized in that: the heating device is characterized in that the placing table (1) is fixedly installed on the ground, a lifting mechanism (2) is arranged at the upper end of the placing table (1), an air cylinder (3) is fixedly installed at one side, away from the lifting mechanism (2), of the upper end of the placing table (1), a piston rod of the air cylinder (3) is fixedly connected with the lifting mechanism (2), and a heating box (4) is arranged at the top end of the lifting mechanism (2).

2. The preheat apparatus of claim 1, wherein: the lifting mechanism (2) comprises two first connecting rods (21) and two second connecting rods (22), the two first connecting rods (21) and the two second connecting rods (22) are respectively arranged on two sides of the heating box (4) in parallel, and the two first connecting rods (21) are respectively hinged with the middle parts of the two second connecting rods (22).

3. The preheat apparatus of claim 2, wherein: two one end that first connecting rod (21) are located the below is rotated with placing platform (1) and is connected, two one end that first connecting rod (21) are located the top is connected with the lateral wall sliding connection of heating cabinet (4), two one end that second connecting rod (22) are located the below is rotated with placing platform (1) and is connected, two one end that second connecting rod (22) are located the top is installed with the lateral wall sliding of heating cabinet (4).

4. The preheat apparatus of claim 3, wherein: the utility model discloses a heating cabinet, including placing platform (1), placing the upper end of platform (1) and the lateral wall of heating cabinet (4) and keeping away from first connecting rod (21), second connecting rod (22) respectively with place platform (1) and rotate the one end fixed mounting who is connected have parallel arrangement's slide rail (5), sliding connection has slider (6) on slide rail (5), slider (6) respectively with first connecting rod (21) and second connecting rod (22) fixed connection.

5. The preheat apparatus of claim 4, wherein: and a limiting block (7) is fixedly mounted at one end of the sliding rail (5) close to the cylinder (3).

6. The preheat apparatus of claim 4, wherein: one side, close to the cylinder (3), of the sliding block (6) close to each other is fixedly connected through a connecting shaft (8), and a piston rod of the cylinder (3) is fixedly installed in the middle of the connecting shaft (8).