CN212352356U - Automatic forming device for ceramic pot blank top edge internal corner - Google Patents

Abstract

An automatic forming device for a ceramic tank blank top edge internal corner comprises a rotary base and a rotary driving mechanism for driving the rotary base to rotate; the scraper is further provided with a scraper, a scraper support used for mounting the scraper, a circular plastic pressing block and a vertical cylinder, the circular plastic pressing block is mounted at the lower end of the piston rod, a bearing is further arranged between the circular plastic pressing block and the lower end of the piston rod, a cutting edge of the scraper is L-shaped and comprises a vertical cutting edge section and a horizontal cutting edge section, the cutting edge of the scraper faces the tangential direction of the circular plastic pressing block, the vertical cutting edge section is attached to the circumferential side face of the upper portion of the circular plastic pressing block, and the horizontal distance between the vertical cutting edge section and the central axis of the circular plastic pressing block is 1-3 mm larger than the inner diameter of the top edge of a ceramic; the scraper support is connected with the piston rod, and a screw rod mechanism for driving the scraper to vertically move is further mounted on the scraper support. The utility model discloses can make the pottery jar base top automatically and follow formation reentrant corner, degree of automation is high, saves the cost of labor.

Description

Automatic forming device for ceramic pot blank top edge internal corner

Technical Field

The utility model belongs to a ceramic manufacture equipment especially relates to a pottery jar base pushes up along reentrant corner automatic molding device.

Background

The ceramic jar may be used to contain food. In order to prevent the lid 81 from slipping off when the can lid 81 is inverted over the top edge of the can body 8, the top edge of the can body 8 is usually provided with a reentrant corner 80 as shown in fig. 1 and 2, which means that the top edge of the green ceramic can that has not been sintered to form the reentrant corner.

The existing automatic forming device for the top edge inside corner of the ceramic tank blank comprises a scraper and a rotary workbench, a semi-automatic and semi-manual mode is mainly adopted in the working process, the left hand of a worker presses the ceramic tank blank on the rotary workbench with strength, the ceramic tank blank is rotated along with the workbench, and the right hand of the worker holds the scraper to scrape the ceramic tank blank. The automatic degree of the existing operation mode is low, two hands of workers who operate repeatedly ceaselessly are acid and tired, the shapes of the tops of ceramic pot blanks scraped out are not standard along the internal corners, the depths are inconsistent, the production efficiency is lower, and the forming quality is unstable.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to overcome above-mentioned shortcoming and provide a pottery jar base pushes up along reentrant corner automatic molding device, and it can make pottery jar base push up along forming the reentrant corner automatically, and degree of automation is high, saves the cost of labor.

The purpose can be realized according to the following scheme: an automatic forming device for a ceramic tank blank top edge internal corner comprises a rotary base and a rotary driving mechanism for driving the rotary base to rotate; the ceramic pot blank scraper is characterized by also comprising a circular plastic pressing block and a vertical cylinder, wherein the circular plastic pressing block is positioned right above the rotating base, the upper part of the circular plastic pressing block is cylindrical, the lower part of the circular plastic pressing block is in a circular truncated cone shape with a large upper part and a small lower part, the diameter of the upper part of the circular plastic pressing block is 1-3 mm larger than the inner diameter of the top edge of a ceramic pot blank, and the diameter of the bottom end of the circular plastic pressing block is smaller than the inner diameter of the top edge of the ceramic pot blank;

the extension direction of a piston rod of the vertical cylinder is downward, the circular plastic pressing block is installed at the lower end of the piston rod and vertically moves along with the piston rod, a bearing is further arranged between the circular plastic pressing block and the lower end of the piston rod, the outer ring of the bearing is fixedly connected with the upper part of the circular plastic pressing block, and the inner ring of the bearing is fixedly connected with the lower end of the piston rod; the central axis of the circular plastic pressing block, the central axis of the rotating base and the central axis of the bearing are positioned on the same vertical straight line;

the cutting edge of the scraper is L-shaped and comprises a vertical cutting edge section and a horizontal cutting edge section, the cutting edge of the scraper faces the tangential direction of the circular plastic pressing block, the vertical cutting edge section is attached to the circumferential side surface of the upper part of the circular plastic pressing block, and the horizontal distance between the vertical cutting edge section and the central axis of the circular plastic pressing block is 1-3 mm larger than the inner diameter of the top edge of the ceramic pot blank to be scraped; the scraper support is connected with the piston rod, a screw rod mechanism for driving the scraper to move vertically is further mounted on the scraper support, the scraper support and the screw rod mechanism form a scraper assembly mechanism, and the scraper assembly mechanism moves vertically along with the piston rod.

The utility model has the advantages of it is following and effect:

the utility model discloses a, the utility model discloses the during operation, the pottery jar base is put on rotating base, the piston rod of vertical cylinder stretches out downwards, it moves down to drive circular plastic briquetting and scraper assembly mechanism, make the round table face of circular plastic briquetting press and follow at pottery jar base top, make the cutting edge horizontal segment contact pottery jar base top of scraper follow, it begins rotatoryly to drive rotating base next, the pottery jar base rotates thereupon, lead screw mechanism drive scraper descends slowly next, then pottery jar base top is along leaning on outer position by the cutting gradually, only leave the position (thickness is about 1 ~ 3 mm) that leans on in, from this the realization is along forming the reentrant corner at pottery jar base top.

And the lower part of the circular plastic pressing block is in a truncated cone shape with a large upper part and a small lower part, so that after the truncated cone shape lower part of the circular plastic pressing block tightly presses the ceramic pot blank, the ceramic pot blank can be accurately positioned, the central axis of the ceramic pot blank is accurately aligned to the central axis of the rotating base, the ceramic pot blank in the scraping process is prevented from deviating, and the forming quality of the internal corner is ensured.

And thirdly, the automation degree is high, and the labor cost is saved.

Drawings

Fig. 1 is a schematic view of the structure of a ceramic tank.

FIG. 2 is a schematic view of the structure of the inside corner of the top edge of a ceramic can body

Fig. 3 is a schematic structural diagram of an embodiment of the present invention.

Fig. 4 is a partially enlarged schematic view of the structure shown in fig. 3.

Fig. 5 is a perspective view of the scraper of fig. 4.

Fig. 6 is a schematic view of the connection structure of both the circular plastic compact and the piston rod in fig. 4.

Fig. 7 is a schematic view showing a state after the ceramic can is placed on the rotating base in fig. 3.

Fig. 8 is a schematic view of the piston rod of fig. 7 after being extended downward.

Fig. 9 is a schematic view of the ceramic can body of fig. 8 after the top edge has been subjected to a doctor blade cut.

Detailed Description

The automatic forming device for the ceramic pot blank top edge internal corner shown in fig. 3 and 4 comprises a rotating base 1 and a rotating driving mechanism 11 for driving the rotating base to rotate; the scraper is further provided with a scraper 2, a scraper support 20 for mounting the scraper, a round plastic pressing block 4 and a vertical cylinder 3, wherein the round plastic pressing block 4 is positioned right above the rotating base 1. As shown in fig. 6 and 4, the upper portion 41 of the circular plastic press block 4 is cylindrical, the lower portion 42 of the circular plastic press block (a portion within the range of the connection line of the four points EF MN in fig. 6) is truncated cone-shaped with a large upper portion and a small lower portion, the diameter of the upper portion 41 of the circular plastic press block (corresponding to the length of EF in fig. 6) is 2mm larger than the inner diameter of the top edge of the ceramic pot blank, and the diameter of the bottom end of the circular plastic press block (corresponding to the length of MN in fig. 6) is smaller than the inner diameter of the top edge of the ceramic pot blank 8, as shown in fig. 6 and.

As shown in fig. 3 and 4, the extending direction of the piston rod 30 of the vertical cylinder is downward, the circular plastic pressing block 4 is installed at the lower end of the piston rod 30 and moves vertically along with the piston rod 30, a bearing 5 is further arranged between the circular plastic pressing block 4 and the lower end of the piston rod 30, an outer ring 51 of the bearing is fixedly connected with the upper part 41 of the circular plastic pressing block, an inner ring 52 of the bearing is fixedly connected with the lower end of the piston rod 39, and the central axis of the circular plastic pressing block 4, the central axis of the rotating base 1 and the central axis of the bearing 5 are located on the same vertical straight line m;

as shown in fig. 5, 3 and 4, the cutting edge of the scraper 2 is L-shaped, and comprises a vertical cutting edge section (shown as section AB in fig. 5) and a horizontal cutting edge section (shown as section BC in fig. 5), the vertical cutting edge section (shown as section AB in fig. 5) is attached to the circumferential side surface of the upper part 42 of the circular plastic pressing block, and the horizontal distance between the vertical cutting edge section AB and the central axis m of the circular plastic pressing block is 2mm larger than the inner diameter of the top edge of the ceramic pot blank 8 to be scraped;

as shown in fig. 6, 3 and 4, the edge of the scraper 2 is oriented tangentially to the circular plastic compact 4; the scraper support 20 is also provided with a screw rod mechanism 6 for driving the scraper to vertically move, the screw rod mechanism 6 comprises a screw rod 61, a nut 62 and a motor 63, the motor 63 drives the screw rod 61 to rotate, the nut 62 is sleeved on the screw rod 61 to generate vertical linear movement, the scraper 2 is fixedly connected with the nut 62 and vertically linearly moves along with the nut 62, and the scraper 2, the scraper support 20 and the screw rod mechanism (comprising the screw rod 61, the nut 62 and the motor 63) form a scraper assembly mechanism; the doctor blade support 20 is attached to the piston rod 30 and the doctor assembly mechanism moves vertically along with the piston rod 30.

When the embodiment works, the ceramic pot blank 8 is firstly placed on the rotating base 1, as shown in fig. 7, then the piston rod 30 of the vertical cylinder extends downwards to drive the circular plastic pressing block 4 and the scraper assembly mechanism to move downwards, so that the circular table surface (such as the surface where the EM/FN in fig. 6 is located) of the circular plastic pressing block 4 is pressed on the top edge of the ceramic pot blank 8, as shown in fig. 8, then the rotating driving mechanism 11 drives the rotating base 1 to rotate, the ceramic pot blank 8 and the circular plastic pressing block 4 rotate along with the rotation (the piston rod 30 does not rotate), the screw rod mechanism 6 is started, the nut 62 slowly descends to drive the scraper 2 to slowly descend, so that the part close to the outer side of the top edge of the ceramic pot blank 8 is gradually cut, and only the part close to the inner side (the thickness is about 2 mm) is left, thereby automatically forming the internal corner 80 on the top edge of the ceramic pot blank 8. After the forming, the rotary driving mechanism 11 stops driving the rotary base 1 to rotate, the piston rod 30 of the vertical cylinder retracts upwards to drive the circular plastic pressing block 4 and the scraper assembly mechanism to move upwards, and thus the formed ceramic pot blank 8 can be taken away.

In the above embodiment, the diameter of the upper portion 41 of the circular plastic press block may be changed to be 1 mm or 3mm larger than the inner diameter of the top edge of the ceramic pot blank, and accordingly, the horizontal distance between the vertical section of the blade (section AB in fig. 4 and 5) and the central axis m of the circular plastic press block 4 may be changed to be 1 mm or 3mm larger than the inner diameter of the top edge of the ceramic pot blank 8.

Claims (1)

1. An automatic forming device for a ceramic tank blank top edge internal corner comprises a rotary base and a rotary driving mechanism for driving the rotary base to rotate; the ceramic pot blank scraper is characterized by also comprising a circular plastic pressing block and a vertical cylinder, wherein the circular plastic pressing block is positioned right above the rotating base, the upper part of the circular plastic pressing block is cylindrical, the lower part of the circular plastic pressing block is in a circular truncated cone shape with a large upper part and a small lower part, the diameter of the upper part of the circular plastic pressing block is 1-3 mm larger than the inner diameter of the top edge of a ceramic pot blank, and the diameter of the bottom end of the circular plastic pressing block is smaller than the inner diameter of the top edge of the ceramic pot blank;

the extension direction of a piston rod of the vertical cylinder is downward, the circular plastic pressing block is installed at the lower end of the piston rod and vertically moves along with the piston rod, a bearing is further arranged between the circular plastic pressing block and the lower end of the piston rod, the outer ring of the bearing is fixedly connected with the upper part of the circular plastic pressing block, and the inner ring of the bearing is fixedly connected with the lower end of the piston rod; the central axis of the circular plastic pressing block, the central axis of the rotating base and the central axis of the bearing are positioned on the same vertical straight line;

the cutting edge of the scraper is L-shaped and comprises a vertical cutting edge section and a horizontal cutting edge section, the cutting edge of the scraper faces the tangential direction of the circular plastic pressing block, the vertical cutting edge section is attached to the circumferential side surface of the upper part of the circular plastic pressing block, and the horizontal distance between the vertical cutting edge section and the central axis of the circular plastic pressing block is 1-3 mm larger than the inner diameter of the top edge of the ceramic pot blank to be scraped; the scraper support is connected with the piston rod, a screw rod mechanism for driving the scraper to move vertically is further mounted on the scraper support, the scraper support and the screw rod mechanism form a scraper assembly mechanism, and the scraper assembly mechanism moves vertically along with the piston rod.

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