CN218614615U

CN218614615U - Prepressing device before curtain coating unburned bricks binder removal

Info

Publication number: CN218614615U
Application number: CN202222637829.5U
Authority: CN
Inventors: 沈嘉伟; 贺贤汉; 葛荘; 何竟宇; 崔梦德; 丁颖颖
Original assignee: Jiangsu Fulehua Power Semiconductor Research Institute Co ltd
Current assignee: Jiangsu Fulehua Power Semiconductor Research Institute Co ltd
Priority date: 2022-10-09
Filing date: 2022-10-09
Publication date: 2023-03-14
Anticipated expiration: 2032-10-09

Abstract

The utility model provides a pre-compaction device before curtain coating unburned bricks binder removal, the on-line screen storage device comprises a base, the rectangular channel just has been seted up to the intermediate position of base the inside of rectangular channel is provided with the transmission band, one side position connection of base up end is fixed with the pre-compaction assembly jig, the intermediate position of pre-compaction assembly jig upper end is provided with installs the hydraulic stem, just the hydraulic stem passes the pre-compaction assembly jig and is fixed mutually with the pre-compaction structure, the lower extreme of pre-compaction structure is provided with the drive roll, the drive roll is connected with the driven voller via drive chain, just the drive roll is located the transmission band directly over, is provided with the hydraulic stem at the upside of pre-compaction assembly jig, drives the pre-compaction structure through the hydraulic stem and removes to the downside, and driving motor rotates the drive roll, and then the drive roll drives the driven voller and rotates, and then makes curtain coating unburned bricks and driven voller and the drive roll contact that is located the transmission band, and then can reach the purpose of suppression curtain coating unburned bricks.

Description

Prepressing device before curtain coating unburned bricks binder removal

Technical Field

The utility model relates to a pre-compaction device before curtain coating unburned bricks binder removal relates to electron ceramic processing equipment field.

Background

The ceramic tape casting method is an important technological method for preparing thin large-area ceramic, the thin ceramic prepared by the method has the advantages of high quality, good processing technological performance of biscuit diaphragms and the like, is suitable for large-scale industrial production, and is internationally and mature to adopt the tape casting method to produce ceramic capacitors and integrated circuit substrates.

Due to the limitation of the preparation process of the casting film, the solid content of the slurry is low, although the solid content of the slurry and the density of the biscuit are improved by increasing the particle size through granulation or heat treatment of powder and other means, if the particle size of the powder particle is too large, the sintering performance of the powder particle is reduced, and the density of the sintered blank is reduced. On the other hand, in the drying process of the casting film biscuit, the plasticizer and the binder are difficult to fill air holes left by solvent volatilization before drying due to solvent volatilization, so that a plurality of pits and holes are left on the surface and inside of the biscuit, the structure of the biscuit film is loose, the density is low, and a large amount of organic additives are burnt out in the sintering process, so that a compact sintered sheet is difficult to obtain. Casting film biscuit density is lower, but the structure is loose but ductility is better, consequently utilize isostatic pressing technique to compress the unburned bricks before the unburned bricks binder, will obtain the higher unburned bricks of density, make sintering body density obtain better promotion, but to the low body of compactedness, the required time of isostatic pressing unburned bricks can increase in a large number, very big improvement time cost, and traditional compact structure carries out the too thin of pressing the curtain coating unburned bricks suppression easily if the pressurization structure exerts the effort too big in the pressing process, so need a new compact structure to prevent the appearance of this condition.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art exists, the utility model aims at providing a pre-compaction device before curtain coating unburned bricks binder to solve the problem that provides in the above-mentioned background art.

In order to achieve the above purpose, the present invention is realized by the following technical solution: the utility model provides a pre-compaction device before curtain coating unburned bricks binder removal, includes the base, the rectangular channel has been seted up to the intermediate position of base just the inside of rectangular channel is provided with the transmission band, one side position connection of base up end is fixed with the pre-compaction assembly jig, the intermediate position of pre-compaction assembly jig upper end is provided with installs the hydraulic stem, just the hydraulic stem passes the pre-compaction assembly jig and fixes mutually with the pre-compaction structure, the lower extreme of pre-compaction structure is provided with the drive roll, the drive roll is connected with the driven voller via drive chain, just the drive roll is located the transmission band directly over.

Further, the position between pre-compaction assembly jig and the base is provided with the strengthening rib, the strengthening rib is provided with polylith and polylith strengthening rib and sets up in parallel to each other.

Furthermore, a through hole is formed in one side of the upper end of the prepressing assembly frame, a retaining rod is connected inside the through hole in a sliding mode, and the bottom of the retaining rod is fixed to the upper end face of the prepressing structure.

Further, pre-compaction structure includes the installing frame, the installing frame is fixed with the bottom of hydraulic stem, the inside equidistance of installing frame is provided with a plurality of buffer spring, buffer spring's lower extreme is fixed mutually with the up end of lifter plate, the lower extreme of lifter plate is connected fixedly with the assembly frame, be provided with drive roll and driven voller on the assembly frame.

Furthermore, a contact switch is arranged in the middle of the upper end face of the lifting plate and is located right below the mounting frame.

Furthermore, the edge position of lifter plate up end is provided with the bearer bar, the bearer bar is the frame structure that the cross-section is the font of returning, the edge of bearer bar laminates with the inner wall of installing frame mutually.

Furthermore, screw holes are arranged at four corners of the upper end surface of the base and penetrate through the screw holes through bolts to be fixed with the mounting table top.

Furthermore, the side position of installing frame installs laser range finder, and laser range finder is connected with the controller of control hydraulic stem via the connecting wire.

The utility model has the advantages that: a hydraulic rod is arranged on the upper side of the prepressing assembly frame, the prepressing structure is driven to move towards the lower side through the hydraulic rod, the driving motor rotates the driving roller to rotate, the driving roller drives the driven roller to rotate, and then the casting green bodies on the transmission belt are in contact with the driven roller and the driving roller, so that the purpose of pressing the casting green bodies can be achieved;

in the process of pressing the casting green body, acting force exerted on the driving roller and the driven roller acts on the buffer spring, and then the buffer spring is compressed to deform, so that the condition that the casting green body is pressed to be too thin due to overlarge acting force exerted by the hydraulic rod can be prevented through the design;

the protective frame positioned at the edge of the lifting plate can ensure that the lifting plate can only move in the vertical direction and cannot relatively tilt in the moving process;

drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

fig. 1 is a schematic structural view of a prepressing device before the binder removal of a casting green body according to the present invention;

FIG. 2 is a cross-sectional view of a pre-pressing structure in a pre-pressing device before the strip of the tape casting green body of the present invention;

FIG. 3 is a schematic view showing the distribution of a protective frame in a pre-pressing device before the discharging of the casting green body of the present invention;

in the figure: 1-hydraulic rod, 2-prepressing assembly frame, 3-prepressing structure, 4-driving roller, 5-driven roller, 6-base, 7-transmission belt, 8-reinforcing rib, 9-retaining rod, 31-mounting frame, 32-buffer spring, 33-contact switch, 34-lifting plate, 35-assembly frame and 36-protection frame.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

Referring to fig. 1, the present invention provides a technical solution: a prepressing device before tape casting green body binder removal comprises a base 6, a rectangular groove is arranged in the middle of the base 6, a transmission belt 7 is arranged in the rectangular groove, a prepressing assembly frame 2 is fixedly connected to one side of the upper end surface of the base 6, a hydraulic rod 1 is arranged in the middle of the upper end of the prepressing assembly frame 2, the hydraulic rod 1 penetrates through the prepressing assembly frame 2 and is fixed with a prepressing structure 3, a driving roller 4 is arranged at the lower end of the prepressing structure 3, the driving roller 4 is connected with a driven roller 5 through a transmission chain, the driving roller 4 is positioned right above the transmission belt 7, a reinforcing rib 8 is arranged between the prepressing assembly frame 2 and the base 6, strengthening rib 8 is provided with polylith and the mutual parallel of polylith strengthening rib 8 and sets up, make holistic joint strength promotion by a wide margin between the two through this design, upside at pre-compaction assembly jig 2 is provided with hydraulic stem 1, it removes to the downside to drive pre-compaction structure 3 through hydraulic stem 1, and driving motor rotates drive roll 4 and rotates, and then drive roll 4 drives driven voller 5 and rotates, and then make the curtain coating unburned bricks that are located on transmission band 7 and driven voller 5 and drive roll 4 contact, and then can reach the purpose of suppression curtain coating unburned bricks, the four corners position of base 6 up end is provided with the screw and the screw passes and is fixed mutually with the installation mesa via the bolt, reach unable adjustment base 6's purpose

One side of the upper end of the prepressing assembly frame 2 is provided with a through hole, the inside of the through hole is slidably connected with a retaining rod 9, the bottom of the retaining rod 9 is fixed with the upper end face of the prepressing structure 3, and the stability of the prepressing structure 3 in the vertical direction is greatly improved through the retaining rod 9.

Referring to fig. 2, the pre-pressing structure 3 includes an installation frame 31, the installation frame 31 is fixed to the bottom of the hydraulic rod 1, a plurality of buffer springs 32 are equidistantly arranged inside the installation frame 31, the lower ends of the buffer springs 32 are fixed to the upper end face of the lifting plate 34, the lower end of the lifting plate 34 is connected and fixed to the installation frame 35, a driving roller 4 and a driven roller 5 are arranged on the installation frame 35, in the process of pressing the casting blank, the acting force exerted on the driving roller 4 and the driven roller 5 acts on the buffer springs 32, and then the buffer springs 32 are compressed to deform, and the casting blank can be prevented from being pressed too thin by the excessive acting force exerted on the hydraulic rod 1 through the design.

A contact switch 33 is arranged at the middle position of the upper end face of the lifting plate 34, the contact switch 33 is positioned under the mounting frame 31, the contact switch 33 can prevent the applied acting force from being too large, the contact switch 33 acts on the surface of the mounting frame 31 after the applied acting force exceeds a certain degree, and then the hydraulic rod 1 is closed through the contact switch 33.

Referring to fig. 3, a protective frame 36 is disposed at an edge of an upper end surface of the lifting plate 34, the protective frame 36 is a frame structure with a square-shaped cross section, an edge of the protective frame 36 is attached to an inner wall of the mounting frame 31, and the protective frame 36 can enable the lifting plate 34 to move only in a vertical direction and cannot tilt relatively in a moving process.

The side position of installing frame 31 installs laser range finder, and laser range finder is connected with the controller of control hydraulic stem 1 via the connecting wire, and laser range finder can confirm the effort that the curtain coating unburned bricks bore through measuring and the distance between the curtain coating unburned bricks, stops hydraulic stem 1 under the too big condition of this effort.

The specific implementation mode is as follows: the casting green compact is placed on the transmission band 7 in the processing process, the casting green compact is driven to move through the transmission band 7, meanwhile, the hydraulic rod 1 is started, the hydraulic rod 1 drives the pre-pressing structure 3 to move towards the lower side, the driving motor rotates the driving roller 4, the driving roller 4 drives the driven roller 5 to rotate, the casting green compact on the transmission band 7 is in contact with the driven roller 5 and the driving roller 4, the purpose of pressing the casting green compact can be achieved, in the process of pressing the casting green compact, acting force exerted on the driving roller 4 and the driven roller 5 acts on the buffer spring 32, the buffer spring 32 is compressed to deform, the situation that the casting green compact is too thin due to the fact that the acting force exerted on the hydraulic rod 1 is too large can be prevented through the design, the protection frame 36 on the edge of the lifting plate 34 can enable the lifting plate 34 to only move in the vertical direction, relative inclination of the lifting plate in the moving process can not occur, and the acting force borne by the casting green compact can be determined through measuring the distance between the laser range finder and the casting green compact, and the hydraulic rod 1 is stopped under the situation that the acting force is too large.

Furthermore, it should be understood that although the present specification describes embodiments, not every embodiment includes only a single embodiment, and such description is for clarity purposes only, and it is to be understood that all embodiments may be combined as appropriate by one of ordinary skill in the art to form other embodiments as will be apparent to those of skill in the art from the description herein.

Claims

1. The utility model provides a pre-compaction device before curtain coating unburned bricks binder removal, includes base (6), its characterized in that: the rectangular channel has been seted up to the intermediate position of base (6) just the inside of rectangular channel is provided with transmission band (7), one side position connection of base (6) up end is fixed with pre-compaction assembly jig (2), the intermediate position of pre-compaction assembly jig (2) upper end is provided with installs hydraulic stem (1), just hydraulic stem (1) passes pre-compaction assembly jig (2) and is fixed mutually with pre-compaction structure (3), the lower extreme of pre-compaction structure (3) is provided with drive roll (4), drive roll (4) are connected with driven voller (5) via drive chain, just drive roll (4) are located transmission band (7) directly over.

2. The pre-compaction device before curtain coating green body binder removal of claim 1, characterized in that: position between pre-compaction assembly jig (2) and base (6) is provided with strengthening rib (8), strengthening rib (8) are provided with polylith and polylith strengthening rib (8) and set up in parallel to each other.

3. The pre-compaction device before curtain coating green body binder removal of claim 1, characterized in that: one side of the upper end of the prepressing assembly frame (2) is provided with a through hole, a retaining rod (9) is connected inside the through hole in a sliding mode, and the bottom of the retaining rod (9) is fixed to the upper end face of the prepressing structure (3).

4. The pre-compaction device before curtain coating green body binder removal of claim 1, characterized in that: pre-compaction structure (3) are including installing frame (31), installing frame (31) are fixed with the bottom of hydraulic stem (1), the inside equidistance of installing frame (31) is provided with a plurality of buffer spring (32), the lower extreme of buffer spring (32) is fixed mutually with the up end of lifter plate (34), the lower extreme of lifter plate (34) is connected fixedly with assembly frame (35), be provided with drive roll (4) and driven voller (5) on assembly frame (35).

5. The pre-compaction apparatus before curtain coating green body binder removal of claim 4, characterized in that: a contact switch (33) is arranged in the middle of the upper end face of the lifting plate (34), and the contact switch (33) is located right below the mounting frame (31).

6. The pre-compaction device before casting green body binder removal of claim 5, characterized in that: the border position of lifter plate (34) up end is provided with bearer bar (36), bearer bar (36) are the frame structure of font back for the cross-section, the edge of bearer bar (36) is laminated mutually with the inner wall of installing frame (31).

7. The pre-compaction device before casting green body binder removal of claim 1, characterized in that: screw holes are arranged at four corners of the upper end face of the base (6), and the screw holes penetrate through the bolt to be fixed with the mounting table top.

8. The pre-compaction device before casting green body binder removal of claim 4, characterized in that: the side position of installing frame (31) installs laser range finder, and laser range finder is connected with the controller of control hydraulic stem (1) via the connecting wire.