Grinding thickness control ring device

Abstract

The utility model discloses a grinding thickness control ring device which comprises a grinding table, a base is arranged below the grinding table through a stand column, the outer side of the grinding table is sleeved with a pressure plate and a ceramic control ring in a sliding mode, the ceramic control ring is arranged on the upper side of the pressure plate through a pressure sensor, a sliding hole is formed in the stand column, and a lifting plate is arranged in the sliding hole through a lead screw. After a product is pasted on the ground of the grinding table, the height of the ceramic control ring is adjusted, the height of the product is made to be larger than that of the ceramic control ring, the height difference between the ceramic control ring and the product is the height needing to be ground away, and therefore the product can be ground away through the ceramic control ring. When the grinding disc grinds to be flush with the height of the ceramic control ring, the pressure sensor senses pressure and transmits a signal to the controller at the moment, the controller controls the grinding disc to move upwards to stop grinding, the purpose of automatic fixed-height grinding is achieved, and the grinding efficiency and precision of products can be improved easily.

Description

Technical Field

[0001] The utility model relates to the technical field of grinding machines, in particular to a grinding thickness control ring device. Background Art

[0002] A grinder is a machine that grinds the surface of a workpiece using a grinding tool coated or embedded with abrasives. It is mainly used to grind high-precision planes, internal and external cylindrical surfaces, conical surfaces, spherical surfaces, threaded surfaces and other surfaces in workpieces. It is used for single-sided grinding and polishing of materials. In order to improve the grinding accuracy, the grinder is often equipped with a grinding thickness control mechanism to ensure the accuracy of the grinding thickness.

[0003] A wafer high-precision thickness grinding online control device with application number 202222499365.6 in the prior art relates to the field of wafer grinding, and includes a rotating placement table, a grinding head unit and a controller. The rotating placement table includes a vacuum suction cup with adsorption holes and located in the inner cavity of a limit plate. A dual laser thickness gauge is provided to realize real-time online detection of wafer grinding thickness, so that personnel can adjust the equipment in time to achieve high-precision grinding of the wafer thickness. A wafer lifting unit is provided to raise the lifting rod to lift the wafer out of the inner cavity of the limit plate. At this time, the wafer can be directly removed. The operation is convenient and simple. However, it is difficult to achieve the purpose of automatic height-fixed grinding, thereby improving the efficiency and accuracy of product grinding. Utility Model Content

[0004] The utility model aims to provide a grinding thickness control ring device to solve the problem that it is difficult to achieve the purpose of automatic height-fixed grinding in the prior art, thereby improving the efficiency and precision of product grinding.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a grinding thickness control ring device, comprising a grinding table, a base is provided on the lower side of the grinding table through a column, a sliding sleeve on the outer side of the grinding table is provided with a pressure plate and a ceramic control ring, the ceramic control ring is arranged on the upper side of the pressure plate through a pressure sensor, a sliding hole is opened in the middle part of the column, and a lifting plate is provided inside the sliding hole through a screw, support rods are provided on the upper sides of both ends of the lifting plate, and the upper end of the support rod is fixedly connected to the lower side of the pressure plate.

[0006] Furthermore, the grinding table is configured as a circular table, and the pressure plate and the ceramic control ring are both configured as annular plates.

[0007] Furthermore, the lifting plate is a rectangular plate, and the two side walls of the lifting plate are slidably arranged with the sliding holes.

[0008] Furthermore, the lead screw includes a lead screw rotatably arranged in the middle of the sliding hole, the middle of the lifting plate is threadedly connected to the lead screw through a threaded hole, and one end of the lead screw is connected to the motor through a gear set.

[0009] Furthermore, the gear set includes a driven gear arranged at the lower part of the screw rod, and one end of the motor is transmission-connected to a driving gear meshing with the driven gear.

[0010] Furthermore, a guide rod is provided on the inner wall of the sliding hole, and the middle parts of both sides of the lifting plate are slidably arranged with the guide rod.

[0011] Furthermore, the outer side wall of the sliding hole is also provided with scale lines, and the accuracy of the scale lines is 0.5 mm.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] The utility model sticks the product on the ground of the grinding table, adjusts the height of the ceramic control ring, and makes the height of the product higher than the height of the ceramic control ring. The height difference between the ceramic control ring and the product is the height to be ground off. When the grinding disc is ground to be flush with the height of the ceramic control ring, the pressure sensor senses the pressure. At this time, the pressure sensor transmits a signal to the controller, and the controller controls the grinding disc to move up and stop grinding, thereby achieving the purpose of automatic fixed height grinding, which is beneficial to improving the efficiency and accuracy of product grinding.

[0014] The utility model has a sliding hole in the middle of the column, and a lifting plate is arranged inside the sliding hole through a screw, support rods are arranged on the upper sides of both ends of the lifting plate, and the lower side of a pressure plate on one side of the upper end of the support rod is fixedly connected, so that the lifting plate can be driven to rise and fall through the screw, thereby adjusting the height of the ceramic control ring, and the adjustment is convenient and quick with high precision.

[0015] The utility model also provides scale lines on the outer side wall of the sliding hole, and the accuracy of the scale lines is 0.5 mm, which is convenient for accurately adjusting the use height of the lifting plate and the ceramic control ring. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0017] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0018] Figure 2 This is a main cross-sectional view of the overall structure of the utility model;

[0019] Figure 3 This is a schematic diagram of the lifting plate structure of the utility model.

[0020] In the figure: 1. Grinding table; 2. Column; 3. Base; 4. Pressure plate; 5. Ceramic control ring; 6. Grinding product; 7. Support rod; 8. Lifting plate; 9. Sliding hole; 10. Scale line; 11. Pressure sensor; 12. Screw; 13. Driven gear; 14. Driving gear; 15. Motor; 16. Threaded hole; 17. Controller; 18. Guide rod. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] See also Figure 1 , Figure 2 , Figure 3 In an embodiment of the utility model, a grinding thickness control ring device includes a grinding table 1, a base 3 is provided on the lower side of the grinding table 1 through a column 2, a pressure plate 4 and a ceramic control ring 5 are provided on the outer sliding sleeve of the grinding table 1, and the ceramic control ring 5 is arranged on the upper side of the pressure plate 4 through a pressure sensor 11. The grinding table 1 is arranged as a circular table, and the pressure plate 4 and the ceramic control ring 5 are both arranged as annular plates. The height of the ceramic control ring 5 is adjusted, and the height of the ground product 6 is made higher than the height of the ceramic control ring 5. At this time, the height difference between the ceramic control ring 5 and the ground product 6 is the height to be ground off. When the grinding disc is ground to the same height as the ceramic control ring 5, the outer diameter of the grinding disc is larger than the outer diameter of the ceramic control ring 5, and the pressure sensor 11 senses the pressure. At this time, the pressure sensor 11 transmits a signal to the controller 17 on the upper part of the base 3, and the controller 17 controls the grinding disc to move up and stop grinding, thereby achieving the purpose of automatic height-fixed grinding.

[0023] like Figure 1 and Figure 2In order to quickly adjust the height of the ceramic control ring 5, a sliding hole 9 is opened in the middle part of the column 2, and a lifting plate 8 is arranged inside the sliding hole 9 through a screw. The lifting plate 8 adopts a rectangular plate, and the two side walls of the lifting plate 8 are slidably arranged with the sliding hole 9. A guide rod 18 is also provided on the inner wall of the sliding hole 9, and the middle part of the two sides of the lifting plate 8 is slidably arranged with the guide rod 18, which is convenient for improving the stability of the lifting and lowering adjustment of the lifting plate 8. Support rods 7 are provided on the upper sides of both ends of the lifting plate 8, and the lower side of the pressure plate 4 on one side of the upper end of the support rod 7 is fixedly connected. The screw includes a screw rod 12 rotatably arranged in the middle part of the sliding hole 9, and the middle part of the lifting plate 8 is threadedly connected with the screw rod 12 through a threaded hole 16. One end of the screw rod 12 is connected to the motor 15 through a gear set. The gear set includes a driven gear 13 arranged at the lower part of the screw rod 12, and one end of the motor 15 is connected to a driving gear 14 meshing with the driven gear 13, so that the lifting plate 8 can be driven to rise and fall through the screw, so that the height of the ceramic control ring 5 can be adjusted, and the adjustment is convenient and fast with high precision.

[0024] like Figure 1 As shown, in order to improve the accuracy of the lifting and lowering adjustment of the ceramic control ring 5, a scale line 10 is further provided on the outer wall of the sliding hole 9, and the accuracy of the scale line 10 is 0.5 mm, which is convenient for accurately adjusting the use height of the lifting plate 8 and the ceramic control ring 5.

[0025] The working principle and use process of the utility model are as follows: when in use, after the product is pasted on the grinding table 1, the height of the ceramic control ring 5 is adjusted by the screw, and the height of the ground product 6 is made higher than the height of the ceramic control ring 5. At this time, the height difference between the ceramic control ring 5 and the ground product 6 is the height to be ground away. When the grinding disc is ground to be flush with the height of the ceramic control ring 5, the outer diameter of the grinding disc is larger than the outer diameter of the ceramic control ring 5, and the pressure sensor 11 senses the pressure. At this time, the pressure sensor 11 transmits the signal to the controller 17, and the controller 17 controls the grinding disc to move up and stop grinding, thereby achieving the purpose of automatic fixed height grinding, which is beneficial to improving the efficiency and accuracy of product grinding.

[0026] Finally, it should be noted that the above description is only a preferred embodiment of the utility model and is not intended to limit the utility model. Although the utility model is described in detail with reference to the above embodiments, those skilled in the art can still modify the technical solutions recorded in the above embodiments or replace some of the technical features therein by equivalents. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the utility model shall be included in the protection scope of the utility model.

Claims

1. A grinding thickness control ring device, comprising a grinding table (1), characterized in that: The lower side of the grinding table (1) is provided with a base (3) through a column (2); the outer sliding sleeve of the grinding table (1) is provided with a pressure plate (4) and a ceramic control ring (5); the ceramic control ring (5) is arranged on the upper side of the pressure plate (4) through a pressure sensor (11); a sliding hole (9) is opened in the middle of the column (2); a lifting plate (8) is arranged inside the sliding hole (9) through a lead screw; support rods (7) are provided on the upper sides of both ends of the lifting plate (8); and one side of the upper end of the support rod (7) is fixedly connected to the lower side of the pressure plate (4).

2. A grinding thickness control ring device according to claim 1, characterized in that: The grinding table (1) is configured as a circular table, and the pressure plate (4) and the ceramic control ring (5) are both configured as annular plates.

3. A grinding thickness control ring device according to claim 1, characterized in that: The lifting plate (8) is a rectangular plate, and two side walls of the lifting plate (8) are slidably arranged with the sliding holes (9).

4. A grinding thickness control ring device according to claim 1, characterized in that: The lead screw comprises a lead screw (12) rotatably arranged in the middle of the slide hole (9); the middle of the lifting plate (8) is threadedly connected to the lead screw (12) via a threaded hole (16); one end of the lead screw (12) is connected to a motor (15) via a gear set.

5. A grinding thickness control ring device according to claim 4, characterized in that: The gear set comprises a driven gear (13) arranged at the bottom of the screw rod (12), and one end of the motor (15) is drivingly connected to a driving gear (14) meshingly connected to the driven gear (13).

6. A grinding thickness control ring device according to claim 4, characterized in that: The inner wall of the sliding hole (9) is also provided with a guide rod (18), and the middle parts of both sides of the lifting plate (8) are slidably arranged with the guide rod (18).

7. A grinding thickness control ring device according to claim 1, characterized in that: The outer side wall of the sliding hole (9) is also provided with a scale line (10), and the accuracy of the scale line (10) is 0.5 mm.

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