CN210969346U - Ceramic body forming device and ceramic body demoulding structure - Google Patents

Abstract

The utility model discloses a ceramic body forming device and ceramic body demoulding structure belongs to carborundum ceramic body preparation technical field. The jacking device comprises a fixed shaft, a column base, a jacking column and a jacking base, wherein the column base drives the jacking column to do circular motion relative to the fixed shaft, and the jacking base is sleeved on the fixed shaft to enable the jacking column to move up and down. The jacking seat comprises an integrally formed jacking area, a complete jacking area and a falling back area, the jacking area and the falling back area are gradually changed slopes, the jacking column rotates to jack up slowly in the jacking area, the jacking state is maintained in the complete jacking area, and the falling back area is descended and recovered, so that the burr damage rate of the ceramic body is reduced. In the process of producing a thin ceramic body, the jumping bulge is arranged on the jacking area, when the jacking column rotates to the jumping bulge along with the column base relative to the fixed shaft, the jumping is instantly carried out, the ceramic body is ejected out of the die, the probability of burr damage of the ceramic body in the process of producing the thin ceramic body is greatly reduced, and the yield is improved to more than 98%.

Description

Ceramic body forming device and ceramic body demoulding structure

Technical Field

The utility model belongs to the technical field of carborundum ceramic body preparation, concretely relates to ceramic body forming device and ceramic body demoulding structure.

Background

Dry pressing is a method for forming ceramic blanks, wherein dry powder blanks are filled into a die cavity, and pressure is applied to the blanks to form compact blanks. The dry pressing molding has the advantages of high efficiency, less labor, low rejection rate, short production period and the like, and the produced ceramic body product has high density and high strength and is suitable for large-scale industrial production.

However, in the prior art, after the ceramic green body is dry-pressed and formed, the edge of the ceramic green body is easily damaged by burrs in the demolding process, and the yield is low. This phenomenon is particularly evident in the process of producing ceramic bodies with thinner thickness by using the existing devices, which causes a great deal of waste of powder.

Disclosure of Invention

In view of this, the utility model provides a high-efficient convenient, collect ceramic body shaping and drawing of patterns ceramic body forming device as an organic whole.

The utility model also provides a can prevent that ceramic body deckle edge from damaging, improve ceramic body yield's ceramic body demoulding structure.

The utility model provides a technical scheme that its technical problem adopted is:

a ceramic body forming device comprises a powder feeding structure, a ceramic body die sleeve, a pressing and binding structure, a transmission structure and a ceramic body demoulding structure, wherein the ceramic body die sleeve is connected with the powder feeding structure, the pressing and binding mechanism is positioned above the ceramic body die sleeve to form a ceramic body by pressing and binding, and the ceramic body demoulding structure is positioned below the ceramic body die sleeve to demould the formed ceramic body; the transmission structure is in transmission connection with the ceramic blank die sleeve, the pressing structure and the ceramic blank demoulding structure so as to enable the ceramic blank die sleeve, the pressing structure and the ceramic blank demoulding structure to do circular motion relative to the fixed shaft;

the ceramic body demoulding structure comprises a fixed shaft, a column base, a jacking column and a jacking seat, wherein the column base is sleeved on the fixed shaft, the jacking column is arranged on the column base in a lifting manner, the column base drives the jacking column to do circular motion relative to the fixed shaft, and the jacking seat is sleeved on the fixed shaft and is positioned at the lower end of the jacking column so as to enable the jacking column to move up and down; the jacking seat comprises a jacking area, a complete jacking area and a falling area which are integrally formed, the jacking area and the falling area are gradually changed slopes, the jacking column rotates to jack up the jacking area slowly, the jacking state is maintained in the complete jacking area, and the falling area is descended and recovered.

Preferably, the upper surface in jack-up district is provided with the jump arch, the jump arch can dismantle connect in the upper surface in jack-up district, the fore-set rotates to jump protruding department, and jack-up makes the ceramic body demould fast in the twinkling of an eye.

Preferably, the jack-up district is last to have seted up the mounting groove, the jump arch includes fixed mounting piece and jump gyro wheel, the jump gyro wheel rotatable install in on the fixed mounting piece, the fixed mounting piece install in the mounting groove, just the upper surface of fixed mounting piece with the upper surface parallel and level in jack-up district.

Preferably, the jumping roller is cylindrical, rotating shafts are arranged at two ends of the jumping roller, a rotating groove is formed in the fixed mounting block, the jumping roller is mounted in the rotating groove and can rotate relative to the rotating shafts, and the highest point of the jumping roller is higher than the upper surface of the fixed mounting block.

A ceramic body demoulding structure comprises a fixed shaft, a column base, a top column and a jacking base, wherein the column base is sleeved on the fixed shaft, the top column is arranged on the column base in a lifting manner, the column base drives the top column to do circular motion relative to the fixed shaft, and the jacking base is sleeved on the fixed shaft and is positioned at the lower end of the top column so as to enable the top column to move up and down; the jacking seat comprises a jacking area, a complete jacking area and a falling area which are integrally formed, the jacking area and the falling area are gradually changed slopes, the jacking column rotates to jack up the jacking area slowly, the jacking state is maintained in the complete jacking area, and the falling area is descended and recovered.

According to the above technical scheme, the utility model provides a ceramic body forming device and ceramic body demoulding structure, its beneficial effect is: through the jacking area, the complete jacking area and the falling area, when the jacking column rotates along with the column base relative to the fixed shaft, the jacking column is jacked slowly in the jacking area, the jacking state is maintained in the complete jacking area, and the falling area descends and recovers, so that the normal demoulding of the ceramic blank after dry pressing forming is ensured, and the burr damage rate of the ceramic blank is reduced. Furthermore, in the process of producing the ceramic body with the thinner thickness, the jump protrusion is arranged on the jacking area, the jacking column moves to the jump protrusion position along with the relative rotation of the column base and the fixed shaft, jumps instantly to eject the ceramic body out of the die, so that the probability of burr damage of the ceramic body is greatly reduced in the process of producing the thinner ceramic body, and the yield is improved to more than 98%.

Drawings

Fig. 1 is a schematic view of a ceramic body demolding structure.

Fig. 2 is a partially enlarged view of a portion a shown in fig. 1.

Fig. 3 is a schematic structural view of a ceramic body molding apparatus.

In the figure: the ceramic blank demoulding structure comprises a ceramic blank demoulding structure 10, a fixed shaft 100, a column base 200, a top column 300, a jacking base 400, a jacking area 410, a jumping bulge 411, a fixed mounting block 4111, a jumping roller 4112, a complete jacking area 420, a falling area 430, a powder feeding structure 30, a ceramic blank mould sleeve 20, a pressing and rolling structure 40 and a transmission structure 50.

Detailed Description

The following combines the utility model discloses an attached drawing is right the technical scheme and the technological effect of the embodiment of the utility model are further elaborated.

Referring to fig. 1 and 3, a ceramic blank demolding structure 10 for demolding a ceramic blank formed by dry pressing on a ceramic blank mold sleeve 20 includes a fixing shaft 100, a column base 200, a top column 300 and a jacking seat 400, wherein the column base 200 is sleeved on the fixing shaft 100, the top column 300 is installed on the column base 200 in a lifting manner, the column base 200 drives the top column 300 to make a circular motion relative to the fixing shaft 100, and the jacking seat 400 is sleeved on the fixing shaft 100 and is located at the lower end of the top column 300 so as to make the top column 300 move up and down;

the jacking seat 400 comprises a jacking area 410, a complete jacking area 420 and a fall-back area 430 which are integrally formed, the jacking area 410 and the fall-back area 430 are gradually inclined planes, the jacking column 300 rotates to jack the jacking area 410 slowly, the complete jacking area 420 maintains a jacking state, the fall-back area 430 descends and recovers to realize the demoulding of the ceramic blank formed by dry pressing on the ceramic blank die sleeve 20, the upward jacking process is mild in the demoulding process, the jacking seat is suitable for the production of thicker ceramic blanks, in addition, the edge of the thick ceramic blank can instantly leave the die in the demoulding process, the damage probability is low, the demoulding efficiency is high, and the finished product rate can be ensured.

In the process of producing thinner ceramic blanks, particularly in the process of producing millimeter-grade ceramic blanks, when demoulding, the contact time of the edge of the ceramic blank and the side wall of the template is longer, so that the burrs of the ceramic blank are easily damaged, and the yield is lower than 65%. In order to solve the technical problem, please refer to fig. 2 together, a jump protrusion 411 is disposed on the upper surface of the jacking region 410, the jump protrusion 411 is detachably connected to the upper surface of the jacking region 410, the ejection column 300 rotates to the jump protrusion 411 to be jacked instantly, so that the ceramic blank is rapidly demolded, the edge of the ceramic blank is prevented from being contacted and rubbed with the side wall of the template for a long time, edge breakage is avoided, and the yield is increased to about 98%.

Further, the mounting groove has been seted up on the district 410 of rising to push up, the jump arch 411 includes fixed mounting piece 4111 and jump gyro wheel 4112, jump gyro wheel 4112 rotatable install in on the fixed mounting piece 4111, fixed mounting piece 4111 install in the mounting groove, just fixed mounting piece 4111's upper surface with the upper surface parallel and level of the district 410 of rising to push up, so that the fore-set 300 is rotatory passing through smooth transition during the protruding 411 of jump avoids the transmission equipment card to die, causes the equipment to damage.

Specifically, jump gyro wheel 4112 is cylindric, and both ends are provided with the rotation axis, the swivelling chute has been seted up on the fixed mounting piece 4111, jump gyro wheel 4112 install in the swivelling chute, and can be relative the rotation axis rotates, jump gyro wheel 4112's peak point is higher than the upper surface of fixed mounting piece 4111.

Referring to fig. 3, in another embodiment, a ceramic body forming apparatus 1 includes a powder feeding structure 30, a ceramic body die sleeve 20, a rolling structure 40, a transmission structure 50, and the ceramic body demolding structure 10 as described above, wherein the ceramic body die sleeve 20 is connected to the powder feeding structure 30, the rolling mechanism 40 is located above the ceramic body template 20 for rolling to form a ceramic body, and the ceramic body demolding structure 10 is located below the ceramic body die sleeve 20 for demolding the formed ceramic body; the transmission structure 50 is in transmission connection with the ceramic blank die sleeve 20, the pressing structure 40 and the ceramic blank demolding structure 10, so that the ceramic blank die sleeve 20, the pressing structure 40 and the ceramic blank demolding structure 10 do circular motion relative to the fixed shaft 100.

While the invention has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and details may be made therein without departing from the spirit and scope of the invention.

Claims (5)

1. A ceramic body forming device is characterized by comprising a powder feeding structure, a ceramic body die sleeve, a pressing and binding structure, a transmission structure and a ceramic body demoulding structure, wherein the ceramic body die sleeve is connected with the powder feeding structure;

the ceramic body demoulding structure comprises a fixed shaft, a column base, a jacking column and a jacking seat, wherein the column base is sleeved on the fixed shaft, the jacking column is arranged on the column base in a lifting manner, the column base drives the jacking column to do circular motion relative to the fixed shaft, and the jacking seat is sleeved on the fixed shaft and is positioned at the lower end of the jacking column so as to enable the jacking column to move up and down;

the transmission structure is in transmission connection with the ceramic blank die sleeve, the pressing structure and the ceramic blank demoulding structure so as to enable the ceramic blank die sleeve, the pressing structure and the ceramic blank demoulding structure to do circular motion relative to the fixed shaft;

the jacking seat comprises a jacking area, a complete jacking area and a falling area which are integrally formed, the jacking area and the falling area are gradually changed slopes, the jacking column rotates to jack up the jacking area slowly, the jacking state is maintained in the complete jacking area, and the falling area is descended and recovered.

2. The ceramic body forming device as claimed in claim 1, wherein a jump protrusion is provided on the upper surface of the jacking region, the jump protrusion is detachably connected to the upper surface of the jacking region, and the ejection column rotates to the jump protrusion to eject the ceramic body instantly, so that the ceramic body is rapidly demolded.

3. The ceramic body forming device as claimed in claim 2, wherein the lifting region has a mounting groove formed thereon, the jumping protrusion includes a fixed mounting block and a jumping roller, the jumping roller is rotatably mounted on the fixed mounting block, the fixed mounting block is mounted in the mounting groove, and an upper surface of the fixed mounting block is flush with an upper surface of the lifting region.

4. The ceramic body forming device as claimed in claim 3, wherein the jumping roller is cylindrical and has a rotation axis at both ends, the fixed mounting block has a rotation slot, the jumping roller is mounted in the rotation slot and can rotate relative to the rotation axis, and the highest point of the jumping roller is higher than the upper surface of the fixed mounting block.

5. A ceramic body demoulding structure is characterized by comprising a fixed shaft, a column base, a jacking column and a jacking seat, wherein the column base is sleeved on the fixed shaft, the jacking column is arranged on the column base in a lifting manner, the column base drives the jacking column to do circular motion relative to the fixed shaft, and the jacking seat is sleeved on the fixed shaft and is positioned at the lower end of the jacking column so as to enable the jacking column to move up and down;

the jacking seat comprises a jacking area, a complete jacking area and a falling area which are integrally formed, the jacking area and the falling area are gradually changed slopes, the jacking column rotates to jack up the jacking area slowly, the jacking state is maintained in the complete jacking area, and the falling area is descended and recovered.

Images