WO2023193519A1

WO2023193519A1 - Automatic ceramic blank finishing and polishing apparatus

Info

Publication number: WO2023193519A1
Application number: PCT/CN2023/075357
Authority: WO
Inventors: 苏晨义; 苏尧政; 刘文渐
Original assignee: 福建省佳美集团公司
Priority date: 2022-04-08
Filing date: 2023-02-10
Publication date: 2023-10-12
Also published as: CN114750010A

Abstract

An automatic ceramic blank finishing and polishing apparatus, comprising a machine frame (1), a workbench (2), and a support frame (3), wherein the workbench (2) and the support frame (3) are both arranged on the machine frame (1), and the support frame (3) is positioned on one side of the workbench (2); a top end of the workbench (2) is rotatably provided with a fixing seat (4) for placing a ceramic blank, an electric motor for driving the fixing seat (4) to rotate is arranged inside the workbench (2), a top end of the support frame (3) is provided with a polishing assembly (5), the top of the machine frame (1) is provided with a mounting frame (6), and a fixing device (7) for limiting the ceramic blank from moving is arranged on the mounting frame (6) in a lifting manner; and the polishing assembly (5) comprises a plurality of self-adjustable polishers (51) and an assembly frame (52), wherein the plurality of self-adjustable polishers (51) are arranged in the assembly frame (52) in sequence in a vertical direction. The telescopic and adjustable polishing assembly is employed to polish the ceramic blank, and the shape can be automatically changed along with the contour of the ceramic blank before polishing, such that the problem that a polishing block needs to be frequently replaced in a traditional machine is solved, the production cost is reduced, time and labor are saved on, and the production efficiency is effectively improved.

Description

A kind of automatic ceramic blank sharpening equipment

Technical field

The invention is a ceramic automatic billet sharpening and grinding equipment, belonging to the technical field of ceramic processing.

Background technique

Ceramics are various products made from natural clay and various natural minerals as main raw materials through crushing, mixing, shaping and calcining. In the ceramic production process, the surface of the formed ceramic body needs to be polished to make the surface smooth and burr-free.

The patent with patent authorization announcement number CN111687718B discloses a mud grinding device for ceramic processing, which includes: a frame; a workbench, installed on the frame; a first support frame, installed on the frame; and a rotating frame, which rotates The grinding block is slidably installed on the workbench; the first spring is installed between the grinding block and the workbench; the power component is installed on the first support frame, and the power component provides power through the motor; The clamping component is slidably installed on the power component, and the clamping component clamps the clay embryo through elastic parts; the above-mentioned clay embryo grinding device for ceramic processing uses a grinding block with the same curvature as the surface of the ceramic embryo body when polishing the surface. Grinding, but this device needs to replace the corresponding grinding block every time it grinds ceramic bodies of different shapes, which not only increases the process steps and wastes production time, but also generally produces ceramic products. The large number of styles requires a large number of different grinding blocks, which greatly increases production costs. The above devices are time-consuming and labor-intensive, and the production efficiency is not high, which affects the porcelain making process.

Contents of the invention

In view of the shortcomings of the existing technology, the purpose of the present invention is to provide an automatic ceramic billet sharpening and grinding equipment to solve the existing problems.

In order to achieve the above objects, the present invention is achieved through the following technical solutions: a ceramic automatic sharpening and grinding equipment, including a frame, a workbench and a support frame, the workbench and the support frame are both arranged on the frame, so The support frame is located on the side of the workbench. The top of the workbench is rotatably provided with a fixed seat for placing the ceramic body. The inside of the workbench is provided with a motor for driving the fixed seat to rotate. The top of the support frame is provided with a The grinding assembly is provided with a mounting frame on the top of the frame, and the mounting frame is raised and lowered with a fixing device for limiting the movement of the ceramic body; the grinding assembly includes a plurality of self-adjusting grinders and an assembly frame, and a plurality of self-adjusting The grinders are arranged and installed in the assembly frame in sequence along the vertical direction. The bottom of the assembly frame is slidably arranged on the top surface of the support frame in the horizontal direction. The movement of the assembly frame drives the self-adjusting grinder to contact the surface of the ceramic embryonic body; The self-adjusting grinder includes a grinding head, an adjusting rod and a fixed cylinder. One end of the adjusting rod is fixedly equipped with a grinding head. The other end of the adjusting rod slides into the fixed cylinder and is provided with a limiting block at the end. The outer surface of the part of the rod located in the fixed cylinder is covered with a spring. The fixed cylinder is fixedly assembled on the assembly frame. The grinding head is located on the outside of the end of the assembly frame close to the workbench.

Further, the fixing device includes a fixing plate, a gas delivery part and an air bag. The gas delivery part is arranged in the middle of the bottom surface of the fixing plate. The gas delivery part is used to extend into the mud embryo mouth of the ceramic embryo body. The outside of the gas delivery part is surrounded by an air bag, and the side end of the gas delivery part is provided with several gas delivery ports. The air delivery ports are connected to the inside of the air bag and inflate the air bag. The top of the gas delivery part is provided with a The air inlet pipe connected to the gas supply equipment is used to provide gas to the gas delivery port.

Furthermore, an air pressure detection sensor is provided in the air delivery port.

Further, the mounting frame is equipped with a cylinder, and the piston rod of the cylinder extends below the mounting frame and is connected to the top surface of the fixed plate through a rotating member.

Further, a chute is provided on the top surface of the support frame, the bottom of the assembly frame is located in the chute and moves horizontally, and a handle is provided on one end of the assembly frame away from the workbench.

Furthermore, the bottom end of the handle is rotatably mounted on the outer wall of the assembly frame, and the top end of the handle is not in contact with the assembly frame. There are convex blocks inside the side ends of the assembly frame, and the bottom rotating shaft of the handle is in contact with the convex block. The block is connected, the protrusion of the bump is at an angle of 90° to the holding part of the handle, a fixed leg is provided below the bump, the bottom of the fixed leg extends to the bottom of the assembly frame, and the fixed leg is located on the assembly frame. The inner part of the frame is covered with a second spring. When the protruding part of the bump rotates downward, it pushes the fixed leg to move downward and contact the bottom of the chute.

Further, the top surface of the support frame is provided with a slide rail, and the bottom of the assembly frame moves horizontally along the slide rail. The support frame is also equipped with a second cylinder for driving the assembly frame to move.

Further, the grinding assembly also includes an air pump and a scanning mechanism for scanning the outline of the ceramic embryo. The scanning mechanism is located behind the workbench. A micro-solenoid valve is provided at the bottom of the fixed barrel. The micro-electromagnetic valve The valve is connected to the space below the limit block. The other end of the micro solenoid valve is connected to the air port of the air pump through the air pipe. The air pump provides gas into the fixed cylinder to push the adjusting rod. The scanning mechanism is connected with the second cylinder and the micro The solenoid valve and the air pump are electrically connected.

Furthermore, a grinding strip is movably connected between the grinding head of the uppermost self-adjusting grinder and the grinding head of the lowermost self-adjusting grinder, and the grinding heads of other self-adjusting grinders are movably embedded with the inside of the grinding strip. connect.

Further, the grinding head is threadedly connected to the end of the adjusting rod.

Further, the left and right ends of the fixed barrel are detachably mounted on the assembly frame through bolts.

Further, the grinding surface of the grinding head is in an arc shape.

Further, the thickness of the grinding head is the same as the thickness of the fixed barrel.

The beneficial effects of the present invention are:

The invention can realize automatic polishing of ceramic blanks, is conducive to improving the polishing effect and polishing efficiency of ceramic blanks, and solves the problems of traditional ceramic polishing processes that rely on manual methods, low production efficiency, and uneven product quality.

The invention uses a telescopically adjustable grinding assembly to polish the ceramic body, which can automatically change shape following the contour of the ceramic body before polishing, thereby solving the problem of frequent replacement of grinding blocks on traditional machines and reducing production costs;

The invention is designed with two types of machines: manual adjustment type and fully automatic adjustment type. Manufacturers can purchase the required machines according to their own funds, which effectively expands the scope of application of the device.

Description of the drawings

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

Figure 1 is a schematic structural diagram of Embodiment 1 of the present invention;

Figure 2 is a schematic structural diagram of Embodiment 2 of the present invention;

Figure 3 is a front view of an automatic ceramic billet sharpening and grinding equipment according to the present invention;

Figure 4 is a schematic diagram of the working state of the grinding component of the automatic ceramic blank sharpening and grinding equipment of the present invention;

Figure 5 is a cross-sectional view of the fixing device of an automatic ceramic billet sharpening and grinding equipment according to the present invention;

Figure 6 is a schematic diagram of the rear end of the assembly rack according to Embodiment 1 of the present invention;

Figure 7 is a structural diagram of a self-adjusting grinder according to Embodiment 2 of the present invention;

In the picture: Rack-1, Workbench-2, Support Frame-3, Fixed Base-4, Grinding Component-5, Mounting Rack-6, Fixing Device-7, Self-adjusting Grinder-51, Assembly Rack-52, Grinding head-511, adjusting rod-512, fixed cylinder-513, spring-514, fixed plate-71, gas transmission part-72, air bag-73, gas transmission port-74, cylinder-8, chute-521, handle -522, bump-523, fixed foot-524, second spring-525, slide rail-526, second cylinder-9, scanning mechanism-10, micro solenoid valve-527, air pump-11, sanding strip-12.

Implementation

In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention will be further elaborated below in conjunction with specific implementation modes.

Example

Please refer to Figure 1, Figure 3 and Figure 4. A technical solution for automatic ceramic billet grinding equipment: including a frame 1, a workbench 2 and a support frame 3. The workbench 2 and the support frame 3 are both arranged on the frame 1. The support frame 3 is located on the side of the workbench 2. The top of the workbench 2 is rotatably provided with a fixed base 4 for placing the ceramic embryonic body. The inside of the workbench 2 is provided with a motor for driving the fixed base 4 to rotate. The top of the support frame 3 is provided with a The grinding assembly 5 is provided with a mounting frame 6 on the top of the frame 1, and the mounting frame 6 is raised and lowered with a fixing device 7 for restricting the movement of the ceramic body; the grinding assembly 5 includes a plurality of self-adjusting grinders 51 and assembly frames 52, a plurality of The self-adjusting grinders 51 are arranged and installed in the assembly frame 52 sequentially along the vertical direction. The bottom of the assembly frame 52 is slidably disposed on the top surface of the support frame 3 along the horizontal direction. The movement of the assembly frame 52 drives the self-adjusting grinders 51 to contact the surface of the ceramic body. Contact; the self-adjusting grinder 51 includes a grinding head 511, an adjusting rod 512 and a fixed cylinder 513. One end of the adjusting rod 512 is fixedly equipped with the grinding head 511, and the other end of the adjusting rod 512 slides into the fixed cylinder 513 and has a limited end setting. Block, the outer surface of the adjusting rod 512 located in the fixed cylinder 513 is covered with a spring 514. The fixed cylinder 513 is fixedly assembled on the assembly frame 52, and the grinding head 511 is located on the outside of the end of the assembly frame 52 close to the workbench 2.

Referring to Figure 5, the fixing device 7 includes a fixing plate 71, a gas delivery part 72 and an air bag 73. The gas delivery part 72 is arranged in the middle of the bottom surface of the fixing plate 71. The gas delivery part 72 is used to extend into the mud embryo mouth of the ceramic embryo body. An air bag 73 is arranged around the outside of the air delivery part 72. A number of air delivery ports 74 are provided at the side ends of the air delivery part 72. The air delivery ports 74 are connected to the inside of the air bag 73 and inflate the air bag 73. The top of the air delivery part 72 An air inlet pipe connected to the air supply equipment is provided for providing gas to the air delivery port 74. The mounting frame 6 is equipped with a cylinder 8. The piston rod of the cylinder 8 extends to the bottom of the mounting frame 6 and passes through the rotating member and the fixed plate 71. Top connection.

Referring to Figures 2 and 7, the top surface of the support frame 3 is provided with a slide rail 526. The bottom of the assembly frame 52 moves horizontally along the slide rail 526. The support frame 3 is also equipped with a second cylinder 98 for driving the movement of the assembly frame 52. The grinding assembly 5 also includes an air pump 11 and a scanning mechanism 10 for scanning the outline of the ceramic embryo. The scanning mechanism 10 is located behind the workbench 2. A micro-solenoid valve 527 is provided at the bottom of the fixed cylinder 513. The micro-solenoid valve 527 is connected to the limiter. The space below the bit block is connected. The other end of the micro solenoid valve 527 is connected to the air port of the air pump 11 through the air pipe. The air pump 11 provides gas into the fixed cylinder 513 to push the adjusting rod 512. The scanning mechanism 10 is connected with the second cylinder 98 and the micro solenoid valve. 527 is electrically connected to the air pump 11.

In this embodiment, a grinding strip 12 is movably connected between the grinding head 511 of the uppermost self-adjusting grinder 51 and the grinding head 511 of the lowermost self-adjusting grinder 51 , and the grinding heads of other self-adjusting grinders 51 511 are all connected with the inner side of the grinding bar 12, and the flexible grinding bar is used to fill the gap between the grinding heads, so that the grinding range is more comprehensive. The length of the grinding bar is greater than the length of a row of self-adjusting grinders 51. In the self-adjusting When the sander 51 changes its contour, the sanding strip will also slide and bend accordingly.

In this embodiment, the grinding head 511 is threadedly connected to the end of the adjusting rod 512, and the left and right ends of the fixed barrel 513 are detachably mounted on the assembly frame 52 through bolts to facilitate the maintenance and replacement of the grinding assembly.

The working principle of this embodiment is as follows:

When using this device to polish the clay body, place the ceramic body on the fixing base 4, and then control the operation of the cylinder 8 to drive the fixing device 7 down, so that the gas transmission part 72 enters the clay body opening on the ceramic body, and The fixed plate 71 covers the mouth of the mud embryo, and then ventilates the air bag 73, so that the air bag 73 is inflated and expanded. The inflated air bag 73 contacts the inner wall of the mud embryo and blocks the mouth of the mud embryo, and then performs the upper part of the mud embryo. The limit is fixed. When the ceramic body rotates for grinding work, the fixed plate 71 will follow the rotation. On the contrary, to remove the ceramic body, you only need to deflate the air bag 73, and then let the fixed plate 71 rise;

After completing the fixation of the ceramic body, the staff holds the handle 522 and pushes the assembly frame 52 closer to the ceramic body. When the self-adjusting grinder 51 contacts the surface of the ceramic body, the grinding head 511 will be forced backward. As the staff continues to push, the last row of self-adjusting grinders 51 will shrink back into the arc of the surface shape of the ceramic body. At this time, the staff only need to push the handle 522 downward to let the internal The bump 523 presses down the fixed leg 524 so that the fixed leg 524 contacts the bottom of the chute 521 to complete the position fixation of the assembly frame 52. Then the outer wall of the ceramic body can be polished with a grinding block. After the polishing is completed, The assembly frame 52 is opened, the grinding block is reset under the tension of the spring 514, and the next use can be continued.

Example

Please refer to Figure 2, Figure 3 and Figure 4. A technical solution for automatic ceramic blank grinding equipment: including a frame 1, a workbench 2 and a support frame 3. The workbench 2 and the support frame 3 are both arranged on the frame 1. The support frame 3 is located on the side of the workbench 2. The top of the workbench 2 is rotatably provided with a fixed base 4 for placing the ceramic embryonic body. The inside of the workbench 2 is provided with a motor for driving the fixed base 4 to rotate. The top of the support frame 3 is provided with a The grinding assembly 5 is provided with a mounting frame 6 on the top of the frame 1, and the mounting frame 6 is raised and lowered with a fixing device 7 for restricting the movement of the ceramic body; the grinding assembly 5 includes a plurality of self-adjusting grinders 51 and assembly frames 52, a plurality of The self-adjusting grinders 51 are arranged and installed in the assembly frame 52 sequentially along the vertical direction. The bottom of the assembly frame 52 is slidably disposed on the top surface of the support frame 3 along the horizontal direction. The movement of the assembly frame 52 drives the self-adjusting grinders 51 to contact the surface of the ceramic body. Contact; the self-adjusting grinder 51 includes a grinding head 511, an adjusting rod 512 and a fixed cylinder 513. One end of the adjusting rod 512 is fixedly equipped with the grinding head 511, and the other end of the adjusting rod 512 slides into the fixed cylinder 513 and has a limited end setting. Block, the outer surface of the adjusting rod 512 located in the fixed cylinder 513 is covered with a spring 514. The fixed cylinder 513 is fixedly assembled on the assembly frame 52, and the grinding head 511 is located on the outside of the end of the assembly frame 52 close to the workbench 2.

Referring to Figure 5, the fixing device 7 includes a fixing plate 71, a gas delivery part 72 and an air bag 73. The gas delivery part 72 is arranged in the middle of the bottom surface of the fixing plate 71. The gas delivery part 72 is used to extend into the mud embryo mouth of the ceramic embryo body. There is an air bag 73 surrounding the outside of the air delivery part 72. A number of air delivery ports 74 are provided at the side ends of the air delivery part 72. The air delivery ports 74 are connected to the inside of the air bag 73 and inflate the air bag 73. The top of the air delivery part 72 An air inlet pipe connected to the air supply equipment is provided for providing gas to the air delivery port 74. The mounting frame 6 is equipped with a cylinder 8. The piston rod of the cylinder 8 extends to the bottom of the mounting frame 6 and passes through the rotating member and the fixed plate 71. Top connection.

Referring to Figures 1 and 6, a chute 521 is provided on the top surface of the support frame 3. The bottom of the assembly frame 52 is located in the chute 521 and moves horizontally. A handle 522 is provided on the end of the assembly frame 52 away from the workbench 2. The handle 522 is The bottom end is rotated on the outer wall of the assembly frame 52. The top end of the handle 522 is not in contact with the assembly frame 52. A bump 523 is provided inside the side end of the assembly frame 52. The bottom rotating shaft of the handle 522 is connected to the bump 523. The bump 523 The protruding part of the handle 522 is at an angle of 90°. A fixed leg 524 is provided below the bump 523. The bottom of the fixed leg 524 extends to below the bottom of the assembly frame 52. The fixed leg 524 is located in the inner part of the assembly frame 52. With the second spring 525514, when the protruding portion of the bump 523 rotates downward, it pushes the fixed leg 524 to move downward and contact the bottom of the chute 521.

In this embodiment, a grinding strip 12 is movably connected between the grinding head 511 of the uppermost self-adjusting grinder 51 and the grinding head 511 of the lowermost self-adjusting grinder 51 , and the grinding heads of other self-adjusting grinders 51 511 are all connected with the inner side of the grinding strip 12 in a movable embedded manner.

In this embodiment, the grinding head 511 is threadedly connected to the end of the adjusting rod 512, and the left and right ends of the fixed barrel 513 are detachably installed on the assembly frame 52 through bolts.

The working principle of this embodiment is as follows:

On the basis of Embodiment 1, the grinding assembly 5 of this embodiment is improved to a fully automated design. After the ceramic body is placed on the fixed base 4, the scanning mechanism 10 scans the outline of the ceramic body at the first time, and The information is sent to the air pump 11. Through the switch control of the micro solenoid valve 527 on each self-adjusting grinder 51 and the gas exchange of the air pump 11, when the air pump 11 inflates the fixed cylinder 513, the gas will push the grinding head 511 to move forward. When the air pump 11 pumps air into the fixed cylinder 513, the rebound force of the spring 514 will drive the grinding head 511 to move backward. Through the above steps, a row of grinding heads 511 will automatically adjust to the same contour radian after receiving the contour information, and then The second cylinder 98 works to push the assembly frame 52 closer to the ceramic body, so that the adjusted grinding head 511 contacts the surface of the ceramic body, and the grinding work can be performed;

Compared with Embodiment 1, although the improvements in this Embodiment increase the equipment cost to a certain extent, the design of the fully automatic program not only saves time and effort, but also reduces the number of pairs of ceramic blanks pushed by the grinding head 511 in Embodiment 1. pressure loss on the body surface.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. It is obvious to those skilled in the art that the present invention is not limited to the details of the above exemplary embodiments without departing from the spirit or basics of the present invention. In the case of specific features, the present invention can be implemented in other specific forms. Therefore, the embodiments should be regarded as illustrative and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is therefore intended that all claims falling within the claims All changes within the meaning and scope of equivalent elements are included in the present invention. Any reference signs in the claims shall not be construed as limiting the claim in question.

In addition, it should be understood that although this specification is described in terms of implementations, not each implementation only contains an independent technical solution. This description of the specification is only for the sake of clarity, and those skilled in the art should take the specification as a whole. , the technical solutions in each embodiment can also be appropriately combined to form other implementations that can be understood by those skilled in the art.

Claims

An automatic ceramic blank sharpening equipment, characterized by: including a frame, a workbench and a support frame. The workbench and the support frame are both arranged on the frame. The support frame is located on the side of the workbench. The workbench The top of the table is rotatably provided with a fixed seat for placing the ceramic embryonic body. The inside of the workbench is provided with a motor for driving the rotation of the fixed seat. The top of the support frame is provided with a grinding component, and the top of the frame is provided with a mounting bracket. , the mounting frame is raised and lowered with a fixing device for limiting the movement of the ceramic body;

The grinding assembly includes a plurality of self-adjusting grinders and an assembly frame. The plurality of self-adjusting grinders are arranged and installed in the assembly frame in a vertical direction. The bottom of the assembly frame is slidably mounted on the top surface of the support frame in a horizontal direction. The movement of the assembly frame drives the self-adjusting grinder to contact the surface of the ceramic embryonic body;

The self-adjusting grinder includes a grinding head, an adjusting rod and a fixed cylinder. One end of the adjusting rod is fixedly equipped with a grinding head, and the other end of the adjusting rod slides into the fixed cylinder and is provided with a limiting block at the end. The part of the outer surface of the adjusting rod located in the fixed cylinder is covered with a spring. The fixed cylinder is fixedly assembled on the assembly frame. The grinding head is located on the outside of the end of the assembly frame close to the workbench.
An automatic ceramic billet sharpening and grinding equipment according to claim 1, characterized in that: the fixing device includes a fixing plate, a gas delivery part and an air bag, the gas delivery part is arranged in the middle of the bottom surface of the fixing plate, and the gas delivery part The gas part is used to extend into the clay mouth of the ceramic body. An air bag is arranged around the outside of the gas transport part. Several gas transport ports are provided at the side ends of the gas transport part. The gas transport ports are connected with The inside of the air bag is connected and inflated into the air bag. An air inlet pipe connected to the air supply device is provided on the top of the air delivery part for providing gas to the air delivery port.
An automatic ceramic billet grinding equipment according to claim 2, characterized in that: the mounting frame is equipped with a cylinder, and the piston rod of the cylinder extends below the mounting frame and passes through the rotating member and the top surface of the fixed plate. connect.
An automatic ceramic blank sharpening and grinding equipment according to claim 1, characterized in that: the top surface of the support frame is provided with a chute, the bottom of the assembly frame is located in the chute and moves horizontally, and the assembly frame is away from A handle is provided on one end of the workbench.
An automatic ceramic blank sharpening equipment according to claim 4, characterized in that: the bottom end of the handle is rotated and arranged on the outer wall of the assembly frame, the top end of the handle is not in contact with the assembly frame, and the assembly frame A bump is provided inside the side end. The bottom rotating shaft of the handle is connected to the bump. The protrusion of the bump is at an angle of 90° to the gripping part of the handle. A fixed foot is provided below the bump. The bottom of the leg extends below the bottom of the assembly frame. The part of the fixed leg located inside the assembly frame is covered with a second spring. When the protruding part of the bump rotates downward, the fixed leg is pushed downward to contact the bottom of the chute. .
An automatic ceramic billet sharpening equipment according to claim 1, characterized in that: the top surface of the support frame is provided with a slide rail, the bottom of the assembly frame moves horizontally along the slide rail, and there is also a slide rail on the support frame. Equipped with a second cylinder for driving the movement of the assembly frame.
An automatic ceramic billet grinding equipment according to claim 6, characterized in that: the grinding assembly further includes an air pump and a scanning mechanism for scanning the outer contour of the ceramic embryo, and the scanning mechanism is located behind the workbench. The bottom end of the fixed cylinder is equipped with a micro solenoid valve. The micro solenoid valve is connected to the space below the limiting block. The other end of the micro solenoid valve is connected to the air port of the air pump through the trachea. The air pump moves into the fixed cylinder. Gas is provided to push the adjusting rod, and the scanning mechanism is electrically connected to the second cylinder, the micro solenoid valve and the air pump.
A ceramic automatic billet grinding equipment according to any one of claims 1 to 7, characterized in that: the grinding head of the uppermost self-adjusting grinder and the grinding head of the lowermost self-adjusting grinder are movably connected with each other. The grinding bar, and the grinding heads of other self-adjusting grinders are all movable and embedded in the inner side of the grinding bar.
The automatic ceramic blank sharpening and grinding equipment according to claim 8, characterized in that: the grinding head is threadedly connected to the end of the adjusting rod.
The automatic ceramic blank sharpening and grinding equipment according to claim 9, characterized in that: the left and right ends of the fixed cylinder are detachably installed on the assembly frame through bolts.