CN215517551U - Mesh belt controllable atmosphere continuous furnace - Google Patents

Abstract

The utility model discloses a mesh belt controlled atmosphere continuous furnace, which comprises a conveying mechanism, and a preheating furnace, a tempering furnace and a quenching furnace which are sequentially arranged on the right side of the conveying mechanism, wherein gate mechanisms are fixedly connected to the left sides of the preheating furnace, the tempering furnace and the quenching furnace, and a deviation rectifying mechanism is fixedly connected between the top of a rack of the conveying mechanism and the left side of the left gate mechanism. This controllable atmosphere of guipure continuous furnace, through at the material loading in-process, add the mechanism of rectifying and rectify a deviation, can keep the position of work piece to be in the centre of being positive, and then can avoid blockking up at the thermal treatment equipment entry, or the uneven problem of being heated in the processing procedure, the mechanism of rectifying simultaneously adopts the mode of both sides developments centre gripping rectifying to replace current simple and easy deflector that stews, still can avoid crooked work piece card between the deflector that stews, better effect of rectifying has been guaranteed, and then the quality after having guaranteed the normal clear and the product processing of processing.

Description

Mesh belt controllable atmosphere continuous furnace

Technical Field

The utility model relates to the technical field of heat treatment equipment, in particular to a mesh belt controllable atmosphere continuous furnace.

Background

The metal heat treatment is a process of heating a metal workpiece in a certain medium to a proper temperature, keeping the temperature for a certain time, cooling at different speeds, and controlling the performance of the metal workpiece by changing the structure of the surface or the interior of the metal material. Heat treatment of metals is one of the important processes in mechanical manufacturing, and heat treatment generally does not change the shape and overall chemical composition of the workpiece, but imparts or improves the performance properties of the workpiece by changing the microstructure inside the workpiece, or changing the chemical composition of the surface of the workpiece, as compared to other machining processes. Its feature is to improve the intrinsic quality of the workpiece, which is not normally visible to the naked eye.

The existing metal heat treatment process is divided into multiple steps, multiple devices are required to be operated in sequence, some continuous furnaces adopt a conveyer belt conveying mode to realize feeding, but if the position of materials on the conveyer belt is not correct, the problem of blockage can occur, even if the materials smoothly enter a reaction furnace, the problems of uneven heating caused by the fact that the furnace body is large and the positions of the materials are not correct can be caused, and further the product quality is influenced.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides a mesh belt controlled atmosphere continuous furnace, which solves the problems that the feeding is realized by adopting a conveying belt conveying mode, but if the position of the material on the conveying belt is not correct, the material is likely to be blocked, and even if the material smoothly enters a reaction furnace, the product quality is affected due to uneven heating caused by larger furnace body and incorrect material position.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a controllable atmosphere continuous furnace of guipure, includes preheating furnace, tempering furnace and the hardening furnace that conveying mechanism and right side set gradually, the equal fixedly connected with gate mechanism in left side of preheating furnace, tempering furnace and hardening furnace, fixedly connected with deviation correcting mechanism between the top of conveying mechanism frame and the left side of left side gate mechanism.

The deviation rectifying mechanism comprises an outer box sleeved outside the conveying belt of the conveying mechanism, the left side and the right side of the outer box are respectively provided with an inlet and an outlet, a supporting tube is fixedly connected at the center of the top of the inner wall of the outer box, a rotating handle is rotatably connected outside the upper half section of the supporting tube, two ends of the rotating handle are respectively and reversely rotatably connected with a connecting rod, and one ends of the two connecting rods far away from the rotating handle are respectively and rotatably connected with a sliding frame, the bottoms of the opposite sides of the two sliding frames are respectively and fixedly connected with a clamping deviation-rectifying plate, the clamping deviation correcting plate is positioned at the top of the conveying belt of the conveying mechanism, the inner side of the sliding frame at the front side is fixedly connected with an electric push rod, and the output end of the electric push rod is sleeved outside the lower half section of the supporting tube through a rotating sleeve, two guide rods are fixedly connected to one side of the sliding frame, which deviates from the supporting tube, and one end of each guide rod penetrates through the outer box and is connected with the side wall of the outer box in a sliding manner.

Preferably, the front side and the rear side of the inlet of the outer box are both provided with guide folding edges which are bent inwards, and the identification probe is fixedly connected above the inlet on the left side of the outer box.

Preferably, a heat transfer mechanism is fixedly connected between the tops of the preheating furnace, the tempering furnace and the quenching furnace, the heat transfer mechanism comprises a heat output heat exchange box, a pump body and a heat input heat exchange box which are respectively and fixedly connected to the tops of the preheating furnace, the tempering furnace and the quenching furnace, and the bottoms of the heat output heat exchange box and the heat input heat exchange box are respectively communicated with the tops of the preheating furnace and the quenching furnace.

Preferably, the both sides of the pump body all communicate there is the condenser pipe, and two sets of condenser pipes extend to the inside of heat output heat transfer case and heat input heat transfer case respectively, the both sides of the pump body and the equal fixedly connected with heat preservation guard shield in the outside that just is located the condenser pipe between heat output heat transfer case and the heat input heat transfer case.

Preferably, the heat output heat exchange box and the heat input heat exchange box both comprise heat-insulating shells, the top of the inner wall of each heat-insulating shell is fixedly connected with a fan, and the bottom of each heat-insulating shell, which is located in the condensing pipe, is fixedly connected with a mesh bearing plate.

Preferably, the fan in the heat output heat exchange box exhausts air downwards, the fan in the heat input heat exchange box exhausts air upwards, and the tops of the heat output heat exchange box and the heat input heat exchange box are respectively communicated with the back surfaces of the preheating furnace and the quenching furnace through air guide pipes.

Advantageous effects

The utility model provides a mesh belt controlled atmosphere continuous furnace. Compared with the prior art, the method has the following beneficial effects:

(1) the mesh belt controlled atmosphere continuous furnace is characterized in that a deviation correcting mechanism is fixedly connected between the top of a frame of the conveying mechanism and the left side of the left gate mechanism; the deviation rectifying mechanism comprises an outer box sleeved outside a conveying belt of the conveying mechanism, the left side and the right side of the outer box are respectively provided with an inlet and an outlet, the center of the top of the inner wall of the outer box is fixedly connected with a supporting pipe, the outer part of the upper half section of the supporting pipe is rotatably connected with a rotating handle, the two ends of the rotating handle are respectively and reversely rotatably connected with a connecting rod, one ends of the two connecting rods, which are far away from the rotating handle, are respectively and rotatably connected with a sliding frame, the bottom of the opposite side of the two sliding frames is respectively and fixedly connected with a clamping deviation rectifying plate, the clamping deviation rectifying plate is positioned at the top of the conveying belt of the conveying mechanism, the inner side of the front sliding frame is fixedly connected with an electric push rod, the output end of the electric push rod is sleeved outside the lower half section of the supporting pipe through a rotating sleeve, two guide rods are respectively and fixedly connected with the opposite sides of the two sliding frames, one end of the guide rods penetrates through the outer box and is slidably connected with the side wall of the outer box, the deviation rectifying mechanism is additionally arranged to rectify deviation in the feeding process, the position that can keep the work piece is in the centre of the centre, and then can avoid blockking up at the equipment for heat treatment entry, or the uneven problem of being heated in the processing procedure, the mechanism of rectifying simultaneously adopts the mode of both sides developments centre gripping to rectify to replace current simple and easy deflector that stews, still can avoid crooked work piece card between the deflector that stews, has guaranteed better effect of rectifying, and then has guaranteed the normal clear and the quality after the product processing of processing.

(2) The bottom of the heat output heat exchange box and the bottom of the heat input heat exchange box are respectively communicated with the top of the preheating furnace and the top of the quenching furnace, the two sides of the pump body are respectively communicated with the condensing pipes, the two groups of condensing pipes respectively extend into the heat output heat exchange box and the heat input heat exchange box, the two sides of the pump body, the heat output heat exchange box and the heat input heat exchange box, which are positioned between the two sides of the pump body and the heat output heat exchange box and the heat input heat exchange box, are respectively and fixedly connected with heat preservation shields outside the condensing pipes, the heat output heat exchange box and the heat input heat exchange box respectively comprise heat preservation shells, the top of the inner wall of the heat preservation shell is fixedly connected with a fan, the bottom of the condensing pipe is fixedly connected with a mesh bearing plate inside the heat preservation shell, the fan inside the heat output heat exchange box exhausts downwards, the fan inside the heat input heat exchange box exhausts upwards, and the top of the heat output heat exchange box and the heat input heat exchange box are respectively communicated with the back of the preheating furnace and the quenching furnace through air guide pipes, connect preheater and quenching furnace through heat transfer mechanism, set up two sets of heat transfer mechanisms at heat transfer mechanism both ends, can realize the leading-in preheater of the unnecessary heat that the work piece gived off when quenching in the quenching furnace, realize thermal recycle, both reduced the interior temperature of quenching furnace, also can preheat the work piece before tempering, reduced thermal loss, also be favorable to the operation of equipment.

Drawings

FIG. 1 is a perspective view of the overall structure of the present invention;

FIG. 2 is a perspective view of the external structure of the deviation correcting mechanism of the present invention;

FIG. 3 is a perspective view of the internal structure of the deviation correcting mechanism of the present invention;

fig. 4 is a top sectional view of the heat transport mechanism of the present invention.

In the figure: 1-conveying mechanism, 2-preheating furnace, 3-tempering furnace, 4-quenching furnace, 5-gate mechanism, 6-deviation correcting mechanism, 61-outer box, 62-supporting tube, 63-turning handle, 64-connecting rod, 65-sliding frame, 66-clamping deviation correcting plate, 67-electric push rod, 68-guide rod, 69-guide folding edge, 610-identification probe, 7-heat transmission mechanism, 71-heat output heat exchange box, 72-pump body, 73-heat input heat exchange box, 74-condensing tube, 75-heat preservation shield, 76-air guide tube, 701-heat preservation shell, 702-fan and 703-mesh supporting plate.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: the utility model provides a controllable atmosphere continuous furnace of guipure, including preheating furnace 2 that conveying mechanism 1 and right side set gradually, tempering furnace 3 and quenching furnace 4, the work piece is at preheating furnace 2, the inside conveying of tempering furnace 3 and quenching furnace 4 is prior art, do not describe repeatedly, preheating furnace 2, the equal fixedly connected with gate mechanism 5 in left side of tempering furnace 3 and quenching furnace, gate mechanism 5 realizes the effect of keeping apart each furnace body when not having the work piece to pass through, fixedly connected with mechanism 6 of rectifying between the top of conveying mechanism 1 frame and the left side of left side gate mechanism 5.

The deviation rectifying mechanism 6 comprises an outer box 61 sleeved outside a conveying belt of the conveying mechanism 1, the left side and the right side of the outer box 61 are respectively provided with an inlet and an outlet, the center of the top of the inner wall of the outer box 61 is fixedly connected with a supporting pipe 62, the outer part of the upper half section of the supporting pipe 62 is rotatably connected with a rotating handle 63, two ends of the rotating handle 63 are respectively and reversely rotatably connected with connecting rods 64, one ends of the two connecting rods 64 far away from the rotating handle 63 are respectively and rotatably connected with a sliding frame 65, the bottoms of the opposite sides of the two sliding frames 65 are respectively and fixedly connected with a clamping deviation rectifying plate 66, the clamping deviation rectifying plate 66 is positioned at the top of the conveying belt of the conveying mechanism 1, the inner side of the front sliding frame 65 is fixedly connected with an electric push rod 67, the output end of the electric push rod 67 is sleeved outside the lower half section of the supporting pipe 62 through a rotating sleeve, the side of the two sliding frames 65 are respectively and fixedly connected with two guide rods 68, one end of each guide rod 68 penetrates through the outer box 61 and is slidably connected with the side wall of the outer box, through in the material loading process, add mechanism 6 of rectifying and rectify, can keep the position of work piece to be in the centre of just, and then can avoid blockking up at the equipment for heat treatment entry, or the uneven problem of being heated in the processing procedure, mechanism 6 of rectifying simultaneously adopts the mode of both sides developments centre gripping rectifying to replace current simple and easy deflector that stews, still can avoid crooked work piece card between the deflector that stews, better effect of rectifying has been guaranteed, and then the normal clear and the quality after the product processing of having guaranteed processing, both sides all are provided with the guide hem 69 of inside bending around the outer container 61 import, guide hem 69 can tentatively guide the work piece, the top fixedly connected with identification probe 610 of outer container 61 left side import, identification probe 610 is infrared induction or visual detection probe etc. for current industrial equipment common means, do not describe.

A heat transfer mechanism 7 is fixedly connected among the tops of the preheating furnace 2, the tempering furnace 3 and the quenching furnace 4, the heat transfer mechanism 7 comprises a heat output heat exchange box 71, a pump body 72 and a heat input heat exchange box 73 which are respectively and fixedly connected with the tops of the preheating furnace 2, the tempering furnace 3 and the quenching furnace 4, the bottoms of the heat output heat exchange box 71 and the heat input heat exchange box 73 are respectively communicated with the tops of the preheating furnace 2 and the quenching furnace 4, the preheating furnace 2 and the quenching furnace 4 are connected through the heat transfer mechanism 7, two groups of heat exchange mechanisms are arranged at two ends of the heat transfer mechanism 7, so that redundant heat emitted by a workpiece during quenching in the quenching furnace 4 can be guided into the preheating furnace 2, the heat is recycled, the temperature in the quenching furnace 4 is reduced, the workpiece before tempering can be preheated, the heat loss is reduced, the equipment operation is facilitated, condensing pipes 74 are respectively communicated with two sides of the pump body 72, and two groups of condensation pipes 74 respectively extend to the insides of the heat output heat exchange box 71 and the heat input heat exchange box 73, heat preservation shields 75 are fixedly connected between the two sides of the pump body 72 and the outsides of the heat output heat exchange box 71 and the heat input heat exchange box 73 and positioned outside the condensation pipes 74, the heat output heat exchange box 71 and the heat input heat exchange box 73 respectively comprise heat preservation shells 701, fans 702 are fixedly connected to the tops of the inner walls of the heat preservation shells 701, mesh bearing plates 703 are fixedly connected to the insides of the heat preservation shells 701 and the bottoms of the condensation pipes 74, the fans 702 inside the heat output heat exchange box 71 exhaust air downwards, the fans 702 inside the heat input heat exchange box 73 exhaust air upwards, and the tops of the heat output heat exchange box 71 and the heat input heat exchange box 73 are respectively communicated with the backs of the preheating furnace 2 and the quenching furnace 4 through air guide pipes 76.

Meanwhile, the contents which are not described in detail in the specification belong to the prior art which is known by the person skilled in the art, and the model parameters of each electric appliance are not particularly limited, and conventional equipment can be used.

When the device is used, a workpiece is placed on the conveying mechanism 1 and conveyed rightwards through the conveying belt, when the workpiece enters the conveying mechanism 1, the identification probe 610 senses that the workpiece passes through, the electric push rod 67 is started in a delayed mode through the peripheral control equipment, when the electric push rod 67 contracts, the front sliding frame 65 is pulled to slide forwards, the upper connecting rod 64 is used for pushing the rotating handle 63 to rotate, the other connecting rod 64 is pulled by the other end of the rotating handle 63, the rear sliding frame 65 is indirectly pulled to move forwards, the front clamping correction plate 66 and the rear clamping correction plate 66 are simultaneously closed, the workpiece between the front clamping correction plate and the rear clamping correction plate is pushed towards the middle to be centered, the correction mechanism 6 is reset, the first gate mechanism 5 is opened, and the workpiece is conveyed into subsequent equipment to be sequentially subjected to preheating, tempering and quenching steps.

In the heat treatment process, the pump body 72 drives the condensate in the condensing pipe 74 to circularly flow, the fan 702 in the heat input heat exchange box 73 extracts hot air in the quenching furnace 4, when the hot air passes through the condensing pipe 74, the heat is introduced into the condensate, the condensate carries the heat into the left side heat output heat exchange box 71, the fan 702 in the heat exchange box extracts air in the preheating furnace 2 and blows the air to the condensing pipe 74, the heat in the air is absorbed and returns to the preheating furnace 2, and workpieces in the air are preheated, so that the heat circulation is completed.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 utility model, the scope of which is defined in the appended claims and their equivalents.

Claims (6)

1. The utility model provides a controllable atmosphere continuous furnace of guipure, includes preheating furnace (2), tempering furnace (3) and quenching furnace (4) that conveying mechanism (1) and right side set gradually, its characterized in that: the left sides of the preheating furnace (2), the tempering furnace (3) and the quenching furnace are all fixedly connected with a gate mechanism (5), and a deviation rectifying mechanism (6) is fixedly connected between the top of the rack of the conveying mechanism (1) and the left side of the left gate mechanism (5);

the deviation rectifying mechanism (6) comprises an outer box (61) sleeved outside a conveying belt of the conveying mechanism (1), the left side and the right side of the outer box (61) are respectively provided with an inlet and an outlet, a supporting pipe (62) is fixedly connected to the center of the top of the inner wall of the outer box (61), a rotating handle (63) is rotatably connected to the outer part of the upper half section of the supporting pipe (62), two ends of the rotating handle (63) are respectively and reversely rotatably connected with a connecting rod (64), one ends of the two connecting rods (64) far away from the rotating handle (63) are respectively and rotatably connected with sliding frames (65), the bottoms of the two opposite sides of the sliding frames (65) are respectively and fixedly connected with clamping deviation rectifying plates (66), the clamping deviation rectifying plates (66) are positioned at the top of the conveying belt of the conveying mechanism (1), the inner sides of the sliding frames (65) are fixedly connected with electric push rods (67), and the output ends of the electric push rods (67) are sleeved outside the lower half section of the supporting pipe (62) through rotating sleeves, two equal fixedly connected with two guide bars (68) of one side that carriage (65) deviate from mutually, the one end of guide bar (68) run through outer container (61) and with the lateral wall sliding connection of outer container.

2. The mesh belt controlled atmosphere continuous furnace of claim 1, characterized in that: the front side and the rear side of the inlet of the outer box (61) are both provided with guide folding edges (69) which are bent inwards, and an identification probe (610) is fixedly connected to the upper side of the inlet on the left side of the outer box (61).

3. The mesh belt controlled atmosphere continuous furnace of claim 1, characterized in that: fixedly connected with heat transfer mechanism (7) between the top of preheater (2), tempering furnace (3) and quenching furnace (4), heat transfer mechanism (7) are including heat output heat transfer case (71), the pump body (72) and heat input heat transfer case (73) of fixed connection respectively at preheater (2), tempering furnace (3) and quenching furnace (4) top, and the bottom of heat output heat transfer case (71) and heat input heat transfer case (73) communicates with the top of preheater (2) and quenching furnace (4) respectively.

4. A mesh belt controlled atmosphere continuous furnace according to claim 3, characterized in that: the heat pump is characterized in that two sides of the pump body (72) are communicated with condenser pipes (74), the two groups of condenser pipes (74) respectively extend into the heat output heat exchange box (71) and the heat input heat exchange box (73), and heat preservation shields (75) are fixedly connected between the two sides of the pump body (72) and the outer portions of the heat output heat exchange box (71) and the heat input heat exchange box (73) and located on the condenser pipes (74).

5. A mesh belt controlled atmosphere continuous furnace according to claim 3, characterized in that: the heat output heat exchange box (71) and the heat input heat exchange box (73) both comprise a heat insulation shell (701), the top of the inner wall of the heat insulation shell (701) is fixedly connected with a fan (702), and the inside of the heat insulation shell (701) is fixedly connected with a mesh bearing plate (703) at the bottom of a condensation pipe (74).

6. A mesh belt controlled atmosphere continuous furnace according to claim 5, characterized in that: the fan (702) in the heat output heat exchange box (71) exhausts air downwards, the fan (702) in the heat input heat exchange box (73) exhausts air upwards, and the tops of the heat output heat exchange box (71) and the heat input heat exchange box (73) are respectively communicated with the back surfaces of the preheating furnace (2) and the quenching furnace (4) through air guide pipes (76).

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