CN210500718U

CN210500718U - Low-creep refractory brick production stamping and discharging device

Info

Publication number: CN210500718U
Application number: CN201921201030.3U
Authority: CN
Inventors: 孙超雷; 黄跃卿; 宋聚海; 孙超钢; 张彩玲; 王珊珊
Original assignee: Zhengzhou Zhongkeda Refractory Co Ltd
Current assignee: Zhengzhou Zhongkeda Refractory Co Ltd
Priority date: 2019-07-29
Filing date: 2019-07-29
Publication date: 2020-05-12
Anticipated expiration: 2029-07-29

Abstract

The utility model relates to a low-creep refractory brick production stamping discharging device, including a stamping machine working table plate, the working table plate is provided with a first opening matched with a forming die, the formed refractory brick is ejected upwards from the first opening, the working table plate is provided with a second opening in front of the first opening, the second opening is provided with an auxiliary discharging device, the auxiliary discharging device comprises a roller group, the roller group comprises a plurality of rollers arranged in parallel, the axis of the roller extends along the left and right direction, the upper side surface of the roller is exposed upwards from the second opening, and the upper side surface of the roller is higher than the upper side surface of the working table plate; a guide structure is arranged behind the roller group and provided with a guide inclined surface.

Description

Low-creep refractory brick production stamping and discharging device

Technical Field

The utility model relates to a resistant firebrick production facility technical field, concretely relates to resistant firebrick production of low creep is with punching press discharging device.

Background

The refractory brick is called firebrick for short, is made of refractory clay or other refractory raw materials by firing and is made of refractory materials with certain shape and size. The refractory brick is mainly used for bricking smelting furnaces and can resist the high temperature of 1580-1770 ℃. The brick can be divided into fired brick, unfired brick, fused cast brick and refractory heat-insulating brick according to the preparation process; can be divided into standard bricks, common bricks, special shaped bricks, etc. according to the shape and size.

The refractory bricks used in graphite furnaces and other furnaces are subjected to long-term high-temperature load and large temperature change, so that the refractory bricks with low creep and high thermal shock resistance are required to be adopted, and the service life is prolonged. Creep, which is a phenomenon that strain of a solid material increases with time under the condition of keeping stress unchanged, so that the refractory brick also has low creep property, thereby improving the safety and the service life of the furnace. For example, the invention patent with the publication number of CN103373856B discloses a refractory brick with high refractoriness under load, low creep and high thermal shock resistance and a manufacturing method thereof.

The firebricks are generally formed by punching with a punch, and the semi-finished bricks are transported to a brick furnace for firing. After the refractory bricks are pressed and formed in the forming groove of the punching machine, the punch rises, the formed refractory bricks are ejected to the table top by the ejection structure, and then the refractory bricks are taken away manually and loaded and conveyed. A press mold for refractory bricks as disclosed in the patent application publication No. CN 104128985A. For example, the utility model with the publication number of CN203901502U discloses an energy-saving ejection device of a refractory brick hydraulic forming machine.

For standard refractory bricks with small specifications, after stamping forming, the refractory bricks can be directly taken away manually and are easy to realize without great difficulty. And to some nonstandard resistant firebricks, the forming groove size of the forming die of resistant firebrick also increases relatively, the specification grow of resistant firebrick, and the weight of resistant firebrick improves several times, and tens kilograms are heavy, need the manual work more than two to lift to the travelling bogie on, and the operation is inconvenient, and intensity of labour is big, and two people directly lift resistant firebrick both ends moreover, lead to the middle part unsettled, after all be just fashioned semi-manufactured goods, have the possibility of middle part crackle.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a low creep is able to bear or endure firebrick production and is used punching press discharging device to solve among the prior art when the resistant firebrick stamping forming to big specification, the inconvenience of existence shifts the problem on transporting the dolly with resistant firebrick.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the stamping and discharging device for producing the low-creep refractory bricks comprises a stamping machine working table plate, wherein a first opening matched with a forming die is formed in the working table plate, the shaped refractory bricks are upwards ejected out from the first opening, a second opening is formed in the front of the first opening in the working table plate, an auxiliary discharging device is arranged at the second opening and comprises a roller group, the roller group comprises a plurality of rollers which are arranged in parallel, the axes of the rollers extend in the left-right direction, the upper side surfaces of the rollers are upwards exposed out of the second opening, and the upper side surfaces of the rollers are higher than the upper side surfaces of the working table plate;

a guide structure is arranged behind the roller group and provided with a guide inclined surface.

Further, an apex of the guide ramp is immediately adjacent a rearward most one of the rollers of the roller set.

Further, the apex of the lead ramp is disposed coplanar with the upper side line of the roller.

Further, the guide slope gradually inclines upwards from the first port to the second port, and the inclination angle does not exceed 30 degrees.

Further, the axis of each roller is positioned below the working table plate, and two ends of each roller are assembled with bearing seats fixed on the lower side of the working table plate.

Further, the distance between the axes of two adjacent rollers is smaller than the width of the refractory bricks.

The utility model has the advantages that:

the utility model discloses production of resistant firebrick of low creep is with punching press discharging device when using, and the good resistant firebrick of shaping is ejecting to the work platen on the side after, and the drift of punching machine shifts up, then the manual work will be able to bear or endure firebrick to the roller composition to pass, utilizes the guide inclined plane of guide structure, passes to roller department relatively easily, and translation is able to bear or endure firebrick just more laborsavingly on the roller, and resistant firebrick's middle part is no longer unsettled moreover, is difficult to appear middle part crackle cracked problem. The firebricks are pushed to the last roller, one end of each firebrick is lifted by two workers, and the firebricks are unloaded to a conveying trolley stopped beside a punch. The method is suitable for producing large-size non-standard refractory bricks, so that the labor intensity of workers is reduced, and the rejection rate of the refractory bricks is also reduced.

Drawings

FIG. 1 is a schematic structural view of a punching and discharging device for producing low-creep refractory bricks;

FIG. 2 is a side view of the auxiliary discharge device of FIG. 1;

FIG. 3 is a cross-sectional view of FIG. 2;

FIG. 4 is a schematic view showing the movement of the formed firebricks on the auxiliary discharging device.

Names corresponding to the marks in the figure:

1. the working table plate, 2, the punch, 3, the guide structure, 31, the guide inclined surface, 4, the roller, 5, the bearing seat, 6, the refractory brick, 11, the first port, 12 and the second port.

Detailed Description

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 all belong to the protection scope of the present invention.

The embodiment of the utility model provides a:

as shown in fig. 1-4, the punching and discharging device for producing low-creep refractory bricks comprises a punch table plate, wherein the punch table plate belongs to a structure in the prior art and is a part of a punching machine, a frame, a forming die and a punch of the punching machine are not shown in the drawing one by one, and only relevant parts of the improvement are shown in the embodiment for facilitating understanding.

The working table plate is provided with a first port matched with the forming mold, and the forming mold is positioned below the first port and the first port. The punch of the punch is matched with the forming groove of the forming die, and refractory materials filled into the forming groove can be punched into a refractory brick shape. The formed refractory brick is ejected upwards from the first opening, and the ejection principle belongs to the prior art and is not described in detail.

A second opening is formed in the working table plate in front of the first opening, an auxiliary discharging device is arranged at the second opening and comprises a roller group, the roller group comprises a plurality of rollers which are arranged in parallel, and 5 rollers are arranged in the embodiment; of course, in other embodiments, the number of rollers may vary depending on the size of the diameter of the rollers.

The axis of the roller extends along the left-right direction, the upper side surface of the roller is upwards exposed from the second opening, and the upper side surface of the roller is higher than the upper side surface of the working table plate. One part of the roller shaft is exposed out of the working table plate, and when the roller shaft is rolled and conveyed, an interval is reserved between the refractory brick and the working table plate, so that an operator can stretch the refractory brick into the working table plate to apply force better.

A guide structure is arranged behind the roller group and provided with a guide inclined surface. The guiding structure adopts a guiding block with a triangular cross section, and in the embodiment, the guiding block is a right-angled triangular block. The ramp forms said guide ramp.

The apex of the leading ramp is immediately adjacent the rearmost one of the rollers of the roller set. The top point of the guide inclined plane and the upper side line of the roller are arranged in a coplanar manner, so that the transition transfer of the refractory bricks is facilitated.

The direction that the guiding inclined plane upwards inclines gradually from first mouthful to second mouthful, and inclination does not exceed 30 degrees, adopts inclination in this embodiment to be 10 degrees, and inclination is little, more does benefit to on pushing away the guiding inclined plane with the good firebrick that is ejected of shaping, then further transition to on the roller group is also easy.

The axis of each roller is positioned below the working table plate, and two ends of each roller are assembled with bearing seats fixed on the lower side of the working table plate. The large-diameter section in the middle of the roller is a rolling support part and is of a hollow structure, rotating shafts are arranged at two ends of the roller, and the rotating shafts are rotatably assembled with bearings in the bearing seats. The bearing seat is fixed on the lower side of the working table plate through bolts. The bearing seat is arranged below, so that interference influence on other operations such as transfer of refractory bricks is avoided, and the length of the roller is designed to be smaller than that of the refractory bricks.

The distance between the axes of two adjacent rollers is less than the width of the refractory bricks, so that the operation is smoother during the transfer.

As shown in figure 4, after the formed refractory brick is ejected to the upper side face of the workbench plate, the punch of the punching machine moves upwards, then the refractory brick is manually pushed towards the roller group, the refractory brick is easily pushed to the roller by utilizing the guide inclined face of the guide structure, the refractory brick is more labor-saving to move on the roller in a translation mode, the middle of the refractory brick is not suspended, and the problem of middle cracks and even breakage is not easy to occur. The firebricks are pushed to the last roller, one end of each firebrick is lifted by two workers, and the firebricks are unloaded to a conveying trolley stopped beside a punch.

The stamping and discharging device for producing the low-creep refractory bricks is suitable for producing large-specification non-standard refractory bricks so as to reduce the labor intensity of workers and reduce the rejection rate of the refractory bricks. Although the process still uses manpower, the process has good effect to a certain extent, and after all, for small and medium-sized enterprises, a production line with high automation degree cannot be purchased to replace the manpower.

Claims

1. Low resistant firebrick production of creeping is with punching press discharging device, its characterized in that: the forming die comprises a punch working table plate, wherein a first opening used for being matched with a forming die is formed in the working table plate, a formed refractory brick is upwards ejected out from the first opening, a second opening is formed in the front of the first opening in the working table plate, an auxiliary discharging device is arranged at the second opening and comprises a roller group, the roller group comprises a plurality of rollers arranged in parallel, the axes of the rollers extend along the left-right direction, the upper side surfaces of the rollers are upwards exposed out from the second opening, and the upper side surfaces of the rollers are higher than the upper side surfaces of the working table plate;

2. The punch press tap for low creep refractory brick production of claim 1 further comprising: the apex of the leading ramp is immediately adjacent the rearmost one of the rollers of the roller set.

3. The punch press tap for low creep refractory brick production of claim 2, wherein: the apex of the leading bevel is disposed coplanar with the upper side line of the roller.

4. The punch press tap for low creep refractory brick production of claim 2, wherein: the guide inclined plane is gradually inclined upwards from the first port to the second port, and the inclination angle is not more than 30 degrees.

5. The punch press tap for low creep refractory brick production of claim 1 further comprising: the axis of each roller is positioned below the working table plate, and two ends of each roller are assembled with bearing seats fixed on the lower side of the working table plate.

6. The punch press tap for low creep refractory brick production of claim 1 further comprising: the distance between the axes of two adjacent rollers is smaller than the width of the refractory bricks.