阅读说明：本技术 一种渐进形管道式烧结炉 (Gradual pipeline formula fritting furnace that appears ) 是由 周淼生 华强 季晖 于 2021-07-30 设计创作，主要内容包括：本发明提供一种渐进形管道式烧结炉,包括管道式炉体、沿管道式炉体轴向布置的推送导轨以及配合安装于推送导轨上的渐进式推送件；管道式炉体前后两端分别为炉体进口与炉体出口,管道式炉体的内部由前至后依次为预热段、高温段以及冷却段；推送导轨的表面沿长度方向设有推送槽；渐进式推送件配合安装于推送槽中,包括推送板、推送架以及推送杆。本发明提供了一种新型的连续式烧结炉,具有管道式的炉体,占地面积小；具有创新性的渐进式推送件,通过电生磁原理实现推送板的停留及连续移动,使整体烧结过程更加流程；所具有的功能结构得到有效的简化,并且可直接在现有炉体内进行改装,且改装成本低廉,具有良好的推广实用性。(The invention provides a progressive pipeline type sintering furnace which comprises a pipeline type furnace body, a pushing guide rail and a progressive pushing piece, wherein the pushing guide rail is arranged along the axial direction of the pipeline type furnace body; the front end and the rear end of the pipeline type furnace body are respectively a furnace body inlet and a furnace body outlet, and the interior of the pipeline type furnace body is sequentially provided with a preheating section, a high-temperature section and a cooling section from front to back; a pushing groove is formed in the surface of the pushing guide rail along the length direction; the progressive pushing piece is arranged in the pushing groove in a matched mode and comprises a pushing plate, a pushing frame and a pushing rod. The invention provides a novel continuous sintering furnace, which is provided with a pipeline type furnace body and occupies small area; the progressive pushing piece with innovation realizes the stay and the continuous movement of the pushing plate through the electromagnetic principle, so that the whole sintering process is more flow; the functional structure of having obtains effectual simplification to can directly reequip in current furnace body, and repacking low cost has good popularization practicality.)

1. The utility model provides a gradual pipe type fritting furnace which characterized in that: the device comprises a pipeline type furnace body (1), a pushing guide rail (2) arranged along the axial direction of the pipeline type furnace body (1) and a progressive pushing piece arranged on the pushing guide rail (2) in a matching way;

the front end and the rear end of the pipeline type furnace body (1) are respectively a furnace body inlet and a furnace body outlet, and the interior of the pipeline type furnace body (1) is sequentially provided with a preheating section (3), a high-temperature section (4) and a cooling section (5) from front to back; a pushing groove (6) is formed in the surface of the pushing guide rail (2) along the length direction; the progressive pushing part is arranged in the pushing groove (6) in a matching manner and comprises a pushing plate (7), a pushing frame (8) and a pushing rod (9); the pushing rod (9) is a telescopic rod; the pushing frame (8) is slidably arranged in the pushing groove (6) through a pushing rod (9); the pushing plate (7) is horizontally arranged at the top end of the pushing frame (8).

2. The progressive tube sintering furnace of claim 1 wherein: the pushing rod (9) comprises a fixed section (10), a moving section (11) and a pushing assembly; one end of the fixed section (10) is fixed with the side wall of the pushing groove (6), and the other end of the fixed section is provided with an installation groove (12) inwards along the axial direction; one end of the moving section (11) is arranged in the mounting groove (12) in a sliding manner, and the other end of the moving section is connected with the pushing frame (8); the pushing assembly comprises a fixed plate (13), a moving plate (14), a spring (15), a lead (16), a switch (17) and a power supply (18); the fixed sheet (13) is a silicon steel sheet and is attached to the bottom of the mounting groove (12); the moving piece (14) is an iron piece and is attached to one end, located in the mounting groove (12), of the moving section (11); the spring (15) is arranged in the mounting groove (12), and two ends of the spring are respectively connected with the fixed piece (13) and the movable piece (14); the lead (16) is uniformly wound on the surface of the fixing piece (13) in a spiral shape and is sequentially connected with the switch (17) and the power supply (18) to form a loop; the switch (17) and the power supply (18) are both arranged on the outer wall of the pipeline type furnace body (1).

3. The progressive tube sintering furnace of claim 2 wherein: the quantity of propelling movement pole (9) is two, and the one end that two propelling movement poles (9) kept away from each other is fixed in the both ends lateral wall of propelling movement groove (6) respectively, and the one end that is close to each other is connected respectively in the both ends of propelling movement frame (8).

4. The progressive tube sintering furnace of claim 1 wherein: the two parallel pushing guide rails (2) are arranged; the pushing groove (6) is formed in the bottom surface of the pushing guide rail (2), and the vertical section of the pushing groove (6) is T-shaped; one end of the pushing frame (8) is in sliding fit in the pushing groove (6), and the other end of the pushing frame is upwards provided with a pushing plate (7).

5. A progressive tube sintering furnace according to claim 3 wherein: and a rheostat (19) is also arranged in the loop where the lead (16) is positioned.

6. The progressive tube sintering furnace of claim 5 wherein: the rheostat (19) is a potentiometer, and the potentiometers of the two push rods (9) are connected to the same servo driver.

7. The progressive tube sintering furnace of claim 2 wherein: the surface of the lead (16) is also wrapped with a layer of fireproof leather sheath.

Technical Field

The invention belongs to the technical field of photovoltaics, and particularly relates to a progressive pipeline type sintering furnace.

Background

Sintering furnaces refer to specialized equipment that allows powder compacts to be sintered to achieve desired physical, mechanical properties, and microstructures. The sintering furnace is used for drying slurry on a silicon wafer, removing organic components in the slurry and completing sintering of an aluminum back surface field and a grid line, and is one of important production and processing equipment in the photovoltaic technology.

The existing sintering furnaces can be divided into two categories, namely a continuous sintering furnace and an intermittent sintering furnace according to different moving modes. The common continuous sintering furnace mainly comprises a mesh belt furnace and a push rod type sintering furnace, and the common continuous sintering furnace has larger occupied area and slightly complicated continuous moving mechanism, so that the placing cost and the use cost are higher.

Therefore, it is an urgent problem for those skilled in the art to develop a continuous sintering furnace having a simplified structure and stable and continuous movement in view of the above problems.

Disclosure of Invention

In order to solve the problems, the invention discloses a progressive pipeline type sintering furnace.

In order to achieve the purpose, the invention provides the following technical scheme:

a progressive pipeline type sintering furnace comprises a pipeline type furnace body, a pushing guide rail arranged along the axial direction of the pipeline type furnace body and a progressive pushing piece arranged on the pushing guide rail in a matching mode;

the front end and the rear end of the pipeline type furnace body are respectively a furnace body inlet and a furnace body outlet, and the interior of the pipeline type furnace body is sequentially provided with a preheating section, a high-temperature section and a cooling section from front to back; a pushing groove is formed in the surface of the pushing guide rail along the length direction; the progressive pushing piece is arranged in the pushing groove in a matched mode and comprises a pushing plate, a pushing frame and a pushing rod; the pushing rod is a telescopic rod; the pushing frame is slidably arranged in the pushing groove through a pushing rod; the pushing plate is horizontally arranged at the top end of the pushing frame.

Further, the pushing rod comprises a fixed section, a moving section and a pushing assembly; one end of the fixed section is fixed with the side wall of the pushing groove, and the other end of the fixed section is provided with an installation groove inwards along the axial direction; one end of the moving section is slidably arranged in the mounting groove, and the other end of the moving section is connected with the pushing frame; the pushing assembly comprises a fixed sheet, a movable sheet, a spring, a lead, a switch and a power supply; the fixed sheet is a silicon steel sheet and is attached to the bottom of the mounting groove; the moving piece is an iron piece and is attached to one end of the moving section, which is positioned in the mounting groove; the spring is arranged in the mounting groove, and two ends of the spring are respectively connected with the fixed piece and the movable piece; the lead is uniformly wound on the surface of the fixing piece in a spiral shape and is sequentially connected with the switch and the power supply to form a loop; the switch and the power supply are both arranged on the outer wall of the pipeline type furnace body.

Furthermore, the quantity of push rods is two, and the one end that two push rods kept away from each other is fixed in the both ends lateral wall in propelling movement groove respectively, and the one end that is close to each other is connected respectively in the both ends of propelling movement frame.

Furthermore, the two parallel pushing guide rails are arranged; the pushing groove is arranged on the bottom surface of the pushing guide rail, and the vertical section of the pushing groove is T-shaped; one end of the pushing frame is in sliding fit in the pushing groove, and the other end of the pushing frame is upwards provided with a pushing plate.

Furthermore, a rheostat is also arranged in the loop where the lead is positioned.

Further, the rheostat is a potentiometer, and the potentiometers of the two push rods are connected to the same servo driver.

Furthermore, the surface of the lead is also wrapped with a layer of fireproof leather sheath.

Compared with the prior art, the invention has the following beneficial effects:

1. provides a novel continuous sintering furnace, which is provided with a pipeline type furnace body and occupies small area;

2. the progressive pushing piece with innovation realizes the stay and the continuous movement of the pushing plate through the electromagnetic principle, so that the whole sintering process is more flow;

3. the functional structure of having obtains effectual simplification to can directly reequip in current furnace body, and repacking low cost has good popularization practicality.

Drawings

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

FIG. 2 is a cross-sectional view of the progressive push of the present invention;

fig. 3 is a schematic structural view of the push rod of the present invention.

List of reference numerals: the device comprises a pipeline type furnace body 1, a pushing guide rail 2, a preheating section 3, a high-temperature section 4, a cooling section 5, a pushing groove 6, a pushing plate 7, a pushing frame 8, a pushing rod 9, a fixing section 10, a moving section 11, a mounting groove 12, a fixing sheet 13, a moving sheet 14, a spring 15, a lead 16, a switch 17, a power supply 18 and a rheostat 19.

Detailed Description

The technical solutions provided by the present invention will be described in detail below with reference to specific examples, and it should be understood that the following specific embodiments are only illustrative of the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1, the present invention is a schematic structural diagram of a progressive tube sintering furnace, and the present invention is a progressive tube sintering furnace, including a tube furnace body 1, a push guide rail 2 arranged along an axial direction of the tube furnace body 1, and a progressive push member mounted on the push guide rail 2 in a matching manner.

The front end and the rear end of the pipeline type furnace body 1 are respectively a furnace body inlet and a furnace body outlet, and the interior of the pipeline type furnace body 1 is sequentially provided with a preheating section 3, a high-temperature section 4 and a cooling section 5 from front to back.

The surface of the push guide rail 2 is provided with a push groove 6 along the length direction.

As shown in fig. 2, the progressive pushing member is fittingly installed in the pushing slot 6, and includes a pushing plate 7, a pushing frame 8 and a pushing rod 9; the two parallel pushing guide rails 2 are arranged; the pushing groove 6 is arranged on the bottom surface of the pushing guide rail 2, and the vertical section of the pushing groove 6 is T-shaped; one end of the pushing frame 8 is in sliding fit in the pushing groove 6, and the other end of the pushing frame is upwards provided with a pushing plate 7.

The quantity of push rod 9 is two, and the one end that two push rod 9 kept away from each other is fixed in the both ends lateral wall of propelling movement groove 6 respectively, and the one end that is close to each other is connected respectively in the both ends of propelling movement frame 8. As shown in fig. 3, the pushing rod 9 comprises a fixed section 10, a moving section 11 and a pushing assembly; one end of the fixed section 10 is fixed with the side wall of the pushing groove 6, and the other end is provided with an installation groove 12 inwards along the axial direction; one end of the moving section 11 is slidably arranged in the mounting groove 12, and the other end of the moving section is connected with the pushing frame 8; the pushing assembly comprises a fixed plate 13, a moving plate 14, a spring 15, a lead 16, a switch 17 and a power supply 18; the fixed sheet 13 is a silicon steel sheet and is attached to the bottom of the mounting groove 12; the moving piece 14 is an iron piece and is attached to one end of the moving section 11, which is positioned in the mounting groove 12; the spring 15 is arranged in the mounting groove 12, and two ends of the spring are respectively connected with the fixed piece 13 and the movable piece 14; the lead 16 is uniformly wound on the surface of the fixing sheet 13 in a spiral shape and is sequentially connected with the switch 17 and the power supply 18 to form a loop, and the surface of the lead 16 is also wrapped with a layer of fireproof leather sheath; the switch 17 and the power supply 18 are both arranged on the outer wall of the pipeline type furnace body 1. And the loop of the lead 16 also comprises a rheostat 19, the rheostat 19 is a potentiometer, and the potentiometers of the two push rods 9 are connected to the same servo driver.

In the operation of the embodiment, the pushing rods 9 at the two ends of the pushing frame 8 control the pushing plates 7 to move in the preheating section 3, the high temperature section 4 and the cooling section 5 in the tube furnace body 1 through the change of different lengths.

Specifically, the fixed piece 13 in the push rod 9 is selected to be a silicon steel sheet, and under the action of the electrified lead 16 wound on the surface of the fixed piece, a strong adsorption force is generated on the moving piece 14 of the selected iron sheet through an electromagnetic principle, and a resultant force is generated with the elastic force of the spring 15, and the direction of the resultant force determines the moving direction of the moving section 11 in the push rod 9 and the overall extension and retraction of the push rod 9. The pushing rods 9 at the two ends of the pushing frame 8 keep stretching synchronously so as to realize the stable movement of the pushing plate 7.

Finally, it should be noted that the above embodiments are only used for illustrating the technical solutions of the present invention and not for limiting the technical solutions, and those skilled in the art should understand that modifications or equivalent substitutions can be made on the technical solutions of the present invention without departing from the spirit and scope of the technical solutions, and all the modifications and equivalent substitutions should be covered by the claims of the present invention.