CN210945706U

CN210945706U - Tantalum-niobium annealing furnace with uniform heating

Info

Publication number: CN210945706U
Application number: CN201921590688.8U
Authority: CN
Inventors: 余定海; 余环
Original assignee: Nanchang Keguan Technology Co ltd
Current assignee: Nanchang Keguan Technology Co ltd
Priority date: 2019-09-24
Filing date: 2019-09-24
Publication date: 2020-07-07
Anticipated expiration: 2029-09-24

Abstract

The utility model discloses a tantalum niobium annealing stove that heats evenly, concretely relates to rotate through the cam and drive the platform truck reciprocating motion under resilient means's effect, drive the cylinder simultaneously and rotate, the cylinder rotates and drives the work piece and remove for the position with the cylinder contact in the work piece is variable, the device that can effectively be heated has solved current annealing stove work piece and platform truck or line contact or face contact when using, and the problem that the contact site can not effectively be heated. The front part of the oven box is provided with an opening, the opening is hinged with a box door used for sealing the opening, wherein the upper part of the box door is hinged with the side wall of the oven box, the upper part of the box door is connected with a driving mechanism, and the driving mechanism comprises an air cylinder fixed on the upper part of the oven box, a piston rod connected to the front part of the air cylinder in a sliding manner and a connecting rod used for connecting the upper end of the box door and the front end of the.

Description

Tantalum-niobium annealing furnace with uniform heating

Technical Field

The utility model relates to a heat treatment field specifically is an even tantalum niobium annealing stove of heating.

Background

Annealing furnaces are commonly used for heat treatment of metal workpieces, and the existing annealing furnaces basically comprise two parts, namely a trolley and a furnace body, and are used for heating in cooperation with combustion of flame in an oil furnace.

The trolley is used for placing the workpiece, but the workpiece placed on the trolley inevitably can cause the contact part of the workpiece and the trolley not to be heated effectively when being heated, so that the problem of uneven heating exists.

SUMMERY OF THE UTILITY MODEL

Based on the above mentioned shortcomings in the prior art, the utility model provides a tantalum-niobium annealing furnace with uniform heating.

The utility model discloses an adopt following technical scheme to overcome above technical problem, specifically do:

the utility model provides a tantalum niobium annealing stove that heating is even, includes the stove case, sets up the platform truck in the stove case, rotates the cylinder that sets up on the platform truck, fixes the layer board that is used for bearing cylinder on the stove incasement wall and sets up the moving mechanism in stove bottom of the case portion, stove case front portion is provided with the opening, articulates at the opening part has and is used for the chamber door sealed with the opening, and wherein, the upper portion of chamber door is articulated with the lateral wall of stove case, and chamber door upper portion connects actuating mechanism, actuating mechanism is including being fixed in cylinder, the sliding connection on stove case upper portion at the anterior piston rod of cylinder and being used for connecting the connecting rod of chamber door upper end and piston rod.

As a further aspect of the present invention: an elastic device penetrates through and is fixedly arranged on the box door, and the elastic device is attached to the front portion of the trolley when the box door is closed.

As a further aspect of the present invention: the movable mechanism comprises a motor, a rotating shaft and a cam, wherein the motor is installed on the upper portion of the furnace box and electrically connected with the power supply and the switch through a conducting wire, the rotating shaft is connected with the output end of the motor, the cam is fixed at the lower end of the rotating shaft, and when the box door is closed, the rear portion of the trolley is attached to the cam.

As a further aspect of the present invention: the heating furnace is characterized in that a heater for heating is fixed below the furnace box, supporting legs for supporting are fixed at four corners below the furnace box, a safety valve for pressure relief is installed at the top of the furnace box, an air inlet pipe for air to enter is fixed at the rear of the furnace box, and a check valve is installed at the end of the air inlet pipe.

As a further aspect of the present invention: the inner wall both sides of stove case all are fixed with the draw-in groove with the gomphosis of platform truck both sides, and are fixed with because spacing stopper of restraint in the afterbody both sides of platform truck.

After the structure more than adopting, the utility model discloses compare in prior art, possess following advantage: this annealing stove utilizes the cam to rotate and drives the platform truck reciprocating motion under resilient means's effect, drives the cylinder simultaneously and rotates, and the cylinder rotates and drives the work piece and remove for the position that contacts with the cylinder in the work piece is variable, can effectively be heated, avoids causing the work piece and the platform truck bearing position that contacts to be effectively heated, the not thorough problem of thermal treatment.

Drawings

FIG. 1 is a schematic structural diagram of a tantalum-niobium annealing furnace with uniform heating.

FIG. 2 is a schematic structural diagram of a neck and a support plate in a tantalum-niobium annealing furnace with uniform heating.

FIG. 3 is a schematic structural diagram of a limiting block and a trolley in the tantalum-niobium annealing furnace with uniform heating.

In the figure: 1-a furnace box; 2-trolley; 3-a roller; 4-a heater; 5-a supporting plate; 6-a box door; 7-a cylinder; 8-a piston rod; 9-a connecting rod; 10-a resilient means; 11-a cam; 12-a rotating shaft; 13-an electric motor; 14-a safety valve; 15-air inlet pipe; 16-a leg; 17-a card slot; 18-a limiting block.

Detailed Description

In order to facilitate understanding of the present invention, the present invention will be described more fully hereinafter with reference to the accompanying drawings. The preferred embodiments of the present invention are shown in the drawings. The invention may, however, be embodied in many different forms and should not be construed as limited to the embodiments set forth herein. Rather, these embodiments are provided so that this disclosure will be thorough and complete.

In addition, an element of the present invention may be said to be "secured to" or "disposed on" another element, either directly on the other element or with intervening elements present. When an element is referred to as being "connected" to another element, it can be directly connected to the other element or intervening elements may also be present. The terms "vertical," "horizontal," "left," "right," and the like as used herein are for illustrative purposes only and do not represent the only embodiments.

Example 1

Referring to fig. 1 to 3, in an embodiment of the present invention, a tantalum-niobium annealing furnace with uniform heating includes a furnace box 1, a trolley 2 disposed in the furnace box 1, a roller 3 rotatably disposed on the trolley 2, a supporting plate 5 fixed on an inner wall of the furnace box 1 for supporting the roller 3, and a movable mechanism disposed at a bottom of the furnace box 1;

particularly, stove case 1 front portion is provided with the opening, and it has the chamber door 6 that is used for sealing the opening to articulate at the opening part, and wherein, the upper portion of chamber door 6 is articulated with the lateral wall of

stove case

1, and 6 upper portions of chamber door connect actuating mechanism, actuating mechanism is including being fixed in cylinder 7 on 1 upper portion of stove case, sliding connection at the anterior piston rod 8 of cylinder 7 and being used for connecting 6 upper ends of chamber door and the connecting rod 9 of 8 front ends of piston rod, and connecting rod 9 one end is rotated and is connected on chamber door 6 other end and is rotated and connect at 8 front ends of piston rod, and it is flexible to drive piston rod 8 through the atmospheric pressure in the control cylinder 7, drives chamber door 6 with the help of.

Further, an elastic device is fixedly arranged on the box door 6 in a penetrating manner, the elastic device is attached to the front part of the trolley 2 when the box door 6 is closed, the movable mechanism comprises a motor 13 which is arranged on the upper part of the furnace box 1 and is electrically connected with a power supply and a switch through a lead, a rotating shaft 12 connected with the output end of the motor 13 and a cam 11 fixed at the lower end of the rotating shaft 12, wherein when the box door 6 is closed, the rear part of the trolley 2 is attached to the cam 11, preferably, in order to keep the stability of the rotating shaft 12, a sleeve fixed with the inner wall of the furnace box 1 is sleeved at the lower part of the rotating shaft 12, the rotating shaft 12 penetrates through the top wall of the furnace box 1 and is connected with a sealing bearing, when the box door 6 is closed, the switch connected with the motor 13 is opened to enable the motor 13 to work to drive the rotating shaft 12 to rotate, the workpiece placed on the roller 3 is driven to move, and the workpiece is driven to move relative to the trolley 2 through the rotating roller 3 while moving, so that the contact part of the workpiece and the roller 3 can be heated, and the problem that the contact part cannot be heated effectively due to the fact that the workpiece is in line contact or surface contact with the trolley or the traditional annealing furnace when in use is solved.

Example 2

In order to further optimize the technical scheme in the above embodiment, the present application provides another embodiment, a tantalum-niobium annealing furnace with uniform heating, a heater 4 for heating is fixed below the furnace box 1, supporting legs 16 for supporting are fixed at four corners below the furnace box 1, and a safety valve 14 for pressure relief is installed at the top of the furnace box 1, correspondingly, an air inlet pipe 15 for air to enter is fixed at the rear of the furnace box 1, wherein a check valve is installed at the end of the air inlet pipe 15, so that the problem that the internal heat flows out from the air inlet pipe 15 to cause convection and the heat preservation effect is poor is solved.

Still further, the elastic device comprises a sleeve fixed on the box door 6 in a penetrating manner, a pressure spring arranged in the sleeve in a sitting manner, and a movable rod in sliding fit with the sleeve, wherein one end of the pressure spring is fixed at the bottom of the sleeve, the other end of the pressure spring is fixed at the end part of the movable rod, when the box door 6 is closed, the movable end of the movable rod is abutted against the trolley 2, the trolley is driven by the cam 11 to move towards one side of the box door 6, and then the movable rod is driven by the pressure spring to drive the trolley 2 to move towards one side close to the motor 13.

In order to ensure that the trolley 2 is drawn out of the furnace box 1 when a workpiece is loaded, and the trolley 2 is not separated from the furnace box 1, the two sides of the inner wall of the furnace box 1 are respectively fixed with a clamping groove 17 embedded with the two sides of the trolley 2, the two sides of the tail part of the trolley 2 are respectively fixed with a limiting block 18 limited by limiting, and the clamping groove 17 and the limiting block 18 are mutually constrained to ensure that the roller 3 at the tail end of the trolley 2 is not separated from the supporting plate 5.

According to the detailed description of the above embodiments, it is easy to understand that the working principle of the present invention is: the air pressure in the control cylinder 7 drives the piston rod 8 to stretch, the connecting rod 9 drives the box door 6 to rotate to open and close to seal the opening of the box 1, when the box door 6 is closed, the switch connected with the motor 13 is opened to enable the motor 13 to work to drive the rotating shaft 12 to rotate, the rotating shaft 12 drives the cam 11 to rotate, the cam 11 drives the trolley 2 to move in a reciprocating way through being matched with the elastic device, so as to drive a workpiece placed on the roller 3 to move, the workpiece drives the workpiece to move relative to the trolley 2 through the rotating roller 3 while moving, thereby realizing that the contact part of the workpiece and the roller 3 can be heated, overcoming the problems that the workpiece is in line contact or surface contact with the trolley when the traditional annealing furnace is used, the contact part can not be heated effectively, the check valve prevents the internal heat from flowing out from the air inlet pipe 15 to cause convection, the problem of poor heat preservation effect, and the check, it is ensured that the rollers 3 at the end of the trolley 2 do not separate from the pallet 5.

It should be noted that, the motor is prior art's application in this application, rotate through the cam and drive the platform truck reciprocating motion under resilient means's effect, drive the cylinder simultaneously and rotate, the cylinder rotates and drives the work piece and remove, make in the work piece with the position of cylinder contact variable, can effectively be heated, avoid causing the work piece and the platform truck bearing position that contacts can not effectively be heated, the problem that the thermal treatment is incomplete is the innovation point of this application, it has effectively solved current annealing stove when using work piece and platform truck or line contact or surface contact, the problem that the contact site can not effectively be heated.

The foregoing is illustrative of the preferred embodiments of the present invention only, and is not to be construed as limiting the claims. The present invention is not limited to the above embodiments, and the specific structure thereof is allowed to be changed. However, all changes which come within the scope of the independent claims of the invention are to be embraced therein.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used herein in the description of the invention is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention. As used herein, the term "and/or" includes any and all combinations of one or more of the associated listed items.

Claims

1. A tantalum-niobium annealing furnace with uniform heating comprises a furnace box (1), a trolley (2) arranged in the furnace box (1), a roller (3) rotatably arranged on the trolley (2), a supporting plate (5) fixed on the inner wall of the furnace box (1) and used for supporting the roller (3), and a movable mechanism arranged at the bottom of the furnace box (1), it is characterized in that the front part of the furnace box (1) is provided with an opening, a box door (6) used for sealing the opening is hinged at the opening, wherein the upper part of the box door (6) is hinged with the side wall of the furnace box (1), the upper part of the box door (6) is connected with a driving mechanism, the driving mechanism comprises an air cylinder (7) fixed on the upper part of the oven box (1), a piston rod (8) connected to the front part of the air cylinder (7) in a sliding manner, and a connecting rod (9) used for connecting the upper end of the oven door (6) and the front end of the piston rod (8).

2. The tantalum-niobium annealing furnace with uniform heating as claimed in claim 1, wherein the door (6) is fixedly penetrated with an elastic device which is attached to the front part of the trolley (2) when the door (6) is closed.

3. The tantalum-niobium annealing furnace with uniform heating as claimed in claim 1, wherein the movable mechanism comprises a motor (13) which is arranged at the upper part of the furnace box (1) and is electrically connected with a power supply and a switch through a lead, a rotating shaft (12) which is connected with the output end of the motor (13), and a cam (11) which is fixed at the lower end of the rotating shaft (12), wherein when the furnace door (6) is closed, the rear part of the trolley (2) is attached to the cam (11).

4. The tantalum-niobium annealing furnace with uniform heating of claim 1, wherein a heater (4) for heating is fixed below the furnace box (1), supporting legs (16) for supporting are fixed at four corners below the furnace box (1), a safety valve (14) for pressure relief is installed at the top of the furnace box (1), an air inlet pipe (15) for air inlet is fixed at the rear part of the furnace box (1), and a check valve is installed at the end part of the air inlet pipe (15).

5. The tantalum-niobium annealing furnace with uniform heating according to any one of claims 1 to 4, wherein the two sides of the inner wall of the furnace box (1) are fixed with clamping grooves (17) embedded with the two sides of the trolley (2), and the two sides of the tail part of the trolley (2) are fixed with limiting blocks (18) constrained by limiting.