A round ceramic drill jig and a method of using the same

Abstract

The present application relates to a kind of round ceramic drilling clamps and its using method;The clamp includes support platform, clamping assembly;Support platform is provided with the positioning groove and adjusting through slot matched with round ceramic;Side and the positioning groove of resistance touch cooperation round ceramic one half of the slot mouth is separated;Adjusting through slot and the positioning groove slot mouth are corresponding, and install clamping assembly;Clamping assembly includes bolt, slider, nut;Slider side surface extends and presses out spring piece, and the side surface of the part of round ceramic beyond is resistance touch cooperation;When round ceramic is drilled, support platform is supported behind round ceramic, to avoid round ceramic breakage;And the using method of the clamp is simple structure with the help of clamp, positioning and clamping process are very simple and efficient, effectively improve the clamping operation efficiency of round ceramic.

Description

TECHNICAL FIELD

[0001] The present application relates to the technical field of machining of circular ceramic pieces, and particularly to a circular ceramic drilling clamp and a method for using the same. BACKGROUND

[0002] High-temperature and high-pressure method for synthesizing diamond needs to drill different specifications of the original and auxiliary materials of the synthesis block in batches; in the drilling process, the original and auxiliary materials of the synthesis block are mainly subjected to lateral rotating force, so the lateral surface of the original and auxiliary materials of the synthesis block is generally positioned and clamped; the existing technology usually uses a three-jaw chuck to clamp the original and auxiliary materials of the synthesis block; the original and auxiliary materials of the synthesis block include a circular ceramic material; the three-jaw chuck used in the prior art has two problems for the ceramic material; problem 1, the three-jaw chuck is suitable for clamping various diameter workpieces, so it has a complex structure and is cumbersome to operate; and the three-jaw chuck is cumbersome to use; this greatly reduces the clamping efficiency of the circular ceramic material; problem 2, when the three-jaw chuck is used to clamp the circular ceramic material, the other side of the circular ceramic material opposite to the drill is hollow; the back of the circular ceramic material cannot be supported to resist the pressure of the drill; for the ceramic material which has high hardness, low strength and high brittleness, the drill processing is easy to cause damage to the circular ceramic material, thereby affecting the processing quality of the circular ceramic material. SUMMARY

[0003] The present application aims to solve the above problems, and provides a circular ceramic drilling clamp and a method for using the same.

[0004] The technical scheme of the present application is: a circular ceramic drilling clamp, comprising a support table and a clamping assembly; the support table comprises a protrusion and a depression arranged adjacently; the protrusion and the depression form a step; the upper surface of the depression is horizontal and flat, and is used for supporting the circular ceramic; the protrusion is provided with a positioning groove for positioning the circular ceramic; the positioning groove is arranged at the position where the protrusion and the depression meet, and the groove opening faces the depression; the positioning groove embraces the circular ceramic to achieve positioning; the bottom surface of the positioning groove is flush with the upper surface of the depression; the bottom surface of the positioning groove and the upper surface of the depression together support the circular ceramic; the groove wall of the positioning groove is in abutting fit with the side surface of the circular ceramic to embrace and position the circular ceramic; the depression is provided with an adjusting through groove in the shape of a long hole; the position of the adjusting through groove corresponds to the position of the groove opening of the positioning groove; the clamping assembly is installed in the adjusting through groove; the clamping assembly can be adjusted in position along the adjusting through groove, so that the clamping assembly is installed at a position where the clamping effect on the circular ceramic is good; the clamping assembly comprises a bolt, a sliding block, a compression spring and a nut; the sliding block is provided with a vertical mounting hole; the side surface of the sliding block is provided with the compression spring in abutting fit with the circular ceramic; the length of the compression spring corresponds to the width of the groove opening of the positioning groove, so that the compression spring can have more points in abutting fit with the side surface of the circular ceramic which is not covered by the groove wall of the positioning groove; in this way, the installation position of the clamping assembly and the deflection angle of the compression spring can be selected more; the threaded section of the bolt is vertically passed through the mounting hole, the adjusting through groove and the nut in sequence and is in threaded fit with the nut; the diameter of the mounting hole is larger than the diameter of the threaded section of the bolt; in this way, in the state that the bolt is not completely tightened, the sliding block can be deflected by an angle around the bolt axis, so that the compression spring can be in abutting fit with the circular ceramic; the head of the bolt is in abutting fit with the top surface of the sliding block; the bottom surface of the sliding block is in abutting fit with the upper surface of the depression; the nut is in abutting fit with the bottom surface of the support table; in this way, the position of the clamping assembly is determined, and the deflection angle of the compression spring for clamping the circular ceramic is also determined; the clamping assembly achieves clamping of the circular ceramic; the part of the compression spring in abutting fit with the circular ceramic is elastically deformed.

[0005] Preferably, support feet are arranged at the four corners of the bottom of the support table, and are used for supporting the support table.

[0006] Preferably, a taking groove is further arranged on the protrusion; the taking groove is arranged at the center position of the inner edge of the positioning groove, and is in communication with the positioning groove; the bottom surface of the taking groove is flush with the positioning groove.

[0007] Preferably, a taking groove is further arranged on the protrusion; the taking groove is arranged at the center position of the inner edge of the positioning groove, and is in communication with the positioning groove; the bottom surface of the taking groove is flush with the positioning groove; the taking groove can facilitate taking out the circular ceramic from the taking groove by using a tool such as a tweezer.

[0008] Preferably, the horizontal section of the positioning groove is semicircular; the diameter of the positioning groove is consistent with the diameter of the circular ceramic.

[0009] Preferably, the horizontal section of the positioning groove is triangular; the angle at the apex of the triangle is equivalent to the pickup groove in Embodiment One.

[0010] Preferably, the number of positioning grooves and clamping assemblies is several; the positioning grooves are arranged in an array; the clamping assemblies are correspondingly arranged.

[0011] A method for using the above-mentioned circular ceramic drilling jig, comprising the following steps:

[0012] ①Positioning

[0013] Take out a circular ceramic; the side surface of the circular ceramic is in contact with the positioning groove; the circular ceramic is in contact with the positioning groove at two or more points, and both sides of the circular ceramic have;

[0014] ②First clamping and processing

[0015] The bolt passes through the sliding block and the adjusting through groove from top to bottom; the sliding block and the bolt are above the support table; the thread cooperation between the bolt and the nut is established below the support table, so that the sliding block and the bolt are restricted; the position of the bolt is adjusted along the adjusting through groove, the sliding block is rotated around the bolt axis to make the compression spring in contact with the circular ceramic, until the circular ceramic is clamped; at this time, the contact point between the compression spring and the circular ceramic has a certain elastic deformation; the nut is tightened, the sliding block is clamped by the bolt head of the bolt and the support table, and the position of the sliding block and the compression spring on the sliding block remains unchanged; the drill bit processes the circular ceramic from top to bottom, and the support table provides stable support for the circular ceramic;

[0016] ③Disassembly of the processed circular ceramic

[0017] The nut is rotated in the opposite direction to relax the clamping state of the sliding block by the bolt; the processed circular ceramic can be taken out from the positioning groove;

[0018] ④Processing of the next circular ceramic

[0019] Repeat step ①; rotate the sliding block around the bolt axis to make the compression spring in contact with the circular ceramic, until the circular ceramic is clamped; at this time, the contact point between the compression spring and the circular ceramic has a certain elastic deformation; the nut is tightened, the sliding block is clamped by the bolt head of the bolt and the support table, and the position of the sliding block and the compression spring on the sliding block remains unchanged; the drill bit processes the circular ceramic from top to bottom, and the support table provides stable support for the circular ceramic;

[0020] ⑤Repeat steps ③ and ④ until all the circular ceramics are drilled.

[0021] Preferably, in step ③, the compression spring is pushed away in the opposite direction to relax the clamping state of the sliding block; the circular ceramic can be taken out from the positioning groove;

[0022] In step IV, the pressing elastic piece is pushed away reversely, the circular ceramic to be processed is inserted into the positioning groove, the pressing elastic piece is loosened to clamp the circular ceramic, and the drill bit processes the circular ceramic from top to bottom, and the supporting table provides stable support for the circular ceramic.

[0023] The circular ceramic drilling clamp has the following advantages.

[0024] (1) The positioning groove and the clamping assembly are simple in structure and convenient to operate, and can effectively improve the clamping operation efficiency; the clamping assembly can adjust the installation position of the adjusting through groove and the deflection angle of the pressing elastic piece, so that the clamping assembly can achieve good clamping effect; on the other hand, the supporting table also provides support for the circular ceramic, so as to avoid damage of the circular ceramic due to drilling;

[0025] (2) The taking groove arranged at the center of the inner edge of the positioning groove can improve the dismounting speed of the circular ceramic, thereby improving the clamping operation efficiency of the circular ceramic;

[0026] (3) The positioning groove and the clamping assembly can be arranged in an array to realize simultaneous clamping and processing of multiple circular ceramics, thereby improving the production efficiency;

[0027] The use method of the clamp can realize simple and efficient positioning and clamping by means of the simple structure of the clamp after the position of the clamping assembly is adjusted for the first time, thereby effectively improving the clamping operation efficiency. BRIEF DESCRIPTION OF DRAWINGS

[0028] Figure 1 is a perspective view of the circular ceramic drilling clamp in Example One when clamping;

[0029] Figure 2 is a perspective view of the circular ceramic drilling clamp in Example One;

[0030] Figure 3 is a top view of Figure 2 ;

[0031] Figure 4 is an A-A sectional view of Figure 3 ;

[0032] Figure 5 is a perspective view of the clamping assembly;

[0033] Figure 6 is a perspective view of the circular ceramic drilling clamp in Example Two;

[0034] Figure 7 is a perspective view of the circular ceramic drilling clamp in Example Three Figure 1 ;

[0035] Figure 8 is a perspective view of the round ceramic drilling jig of the present invention in example three Figure 2 ;

[0036] Figure 9 is a flow chart of the method of using the round ceramic drilling jig in example four;

[0037] In the figure: 1. support table, 11. protrusion, 111. positioning groove, 112. piece taking groove, 12. low concave, 121. adjusting through slot, 13. support column, 2. clamping assembly, 21. bolt, 22. sliding block, 221. mounting hole, 23. compression spring, 24. nut, 3. round ceramic. DETAILED DESCRIPTION

[0038] Example one: see Figures 1-5The utility model provides a kind of round ceramic drilling fixture, including support platform 1, clamping assembly 2;Support platform 1 includes adjacent setting protrusion 11 and low concave 12;Protrusion 11 and low concave 12 form a step;The upper surface of low concave 12 is horizontal and flat, for supporting round ceramic 3;Protrusion 11 is equipped with positioning slot 111, for the positioning of round ceramic 3;Positioning slot 111 is arranged in the position where protrusion 11 meets low concave 12, and the slot mouth is towards low concave 12;Positioning slot 111 embraces round ceramic 3 to realize positioning;The bottom surface of positioning slot 111 is flush with the upper surface of low concave 12;The bottom surface of positioning slot 111 and the upper surface of low concave 12 support round ceramic 3 together;The slot wall of positioning slot 111 and the side of round ceramic 3 are in contact and cooperate, and round ceramic 3 is positioned by embracing;Low concave 12 is equipped with long-hole-shaped adjusting through slot 121;The position of the adjusting through slot 121 corresponds to the position of the slot mouth of the positioning slot 111;Clamping assembly 2 is installed in adjusting through slot 121;Clamping assembly 2 can be adjusted in position along adjusting through slot 121, so that clamping assembly 2 is installed in a position where the clamping effect on round ceramic 3 is good;Clamping assembly 2 includes bolt 21, sliding block 22, compression spring 23 and nut 24;Sliding block 22 is equipped with vertical mounting hole 221;The side of sliding block 22 is installed with compression spring 23 in contact and cooperation with round ceramic 3;The length of compression spring 23 corresponds to the width of the slot mouth of positioning slot 111, so that compression spring 23 can have more contact points on the side of round ceramic 3 that is not covered by the slot wall of positioning slot 111;In this way, the installation position of clamping assembly 2 and the deflection angle of compression spring 23 are selected more, so that round ceramic 3 with a certain deviation in diameter size can be clamped and matched;The round ceramic 3 includes round ceramic 3 within the size difference allowable tolerance range and round ceramic 3 with little difference in size specification;The threaded section of bolt 21 vertically passes through mounting hole 221, adjusting through slot 121 and nut 24 in sequence and is threadedly connected with nut 24;The diameter of mounting hole 221 is larger than the diameter of the threaded section of bolt 21;In this way, in the state that bolt 21 is not completely tightened, sliding block 22 can be deflected by an angle around the axis of bolt 21, so that compression spring 23 can be in contact and cooperation with round ceramic 3;The head of bolt 21 is in contact and cooperation with the top surface of sliding block 22;The bottom surface of sliding block 22 is in contact and cooperation with the upper surface of low concave 12;Nut 24 is in contact and cooperation with the bottom surface of support platform 1;In this way, the position of clamping assembly 2 is determined, and the deflection angle of compression spring 23 for clamping round ceramic 3 is also determined;Clamping assembly 2 clamps round ceramic 3;Compression spring 23 and the part in contact and cooperation with round ceramic 3 are elastically deformed.

[0039] In the present application, the positioning groove 111 is used for positioning the circular ceramic 3; the clamping assembly 2 is used for clamping the circular ceramic 3; compared with the prior art, the back of the circular ceramic 3 after positioning and clamping is supported by the support table 1; the circular ceramic 3 can effectively resist the top pressure during the operation of the drill bit, and the breakage is avoided; on the other hand, the use condition faced by the present application is that the diameter of the circular ceramic 3 ranges from 3 to 5 cm; the drill bit required for drilling is 0.6 to 1 mm; the power of the drilling machine is 1.5 kw, and the voltage is 220 V; therefore, the required clamping force of the circular ceramic 3 is small; the elastic force of the compression spring 23 is sufficient to clamp the circular ceramic 3; and the elastic force of the compression spring 23 can also be overcome by hand; therefore, during the clamping process of the circular ceramic 3, the compression spring 23 can be directly manually actuated to release the clamping of the circular ceramic 3 by the compression spring 23, and the clamping and unclamping are very convenient and efficient; and the elastic property of the compression spring 23 can compensate for the size difference of the circular ceramic 3 to a certain extent, and the same positioning, clamping and drilling are achieved.

[0040] The support table 1 is provided with support columns 13 at the four corners of the bottom for supporting the support table 1.

[0041] The convex 11 is further provided with a taking groove 112; the taking groove 112 is arranged at the center position of the inner edge of the positioning groove 111 and is communicated with the positioning groove 111; the bottom surface of the taking groove 112 is flush with the positioning groove 111; the taking groove 112 is arranged to facilitate the taking out of the circular ceramic 3 from the taking groove 112 by using tools such as tweezers.

[0042] The horizontal section of the positioning groove 111 is semicircular; the diameter of the positioning groove 111 is consistent with the diameter of the circular ceramic 3, so as to facilitate the disassembly of the circular ceramic 3.

[0043] The number of the positioning groove 111 and the clamping assembly 2 in the present embodiment is one; the clamp in the present embodiment is suitable for the drilling machining of a single circular ceramic 3.

[0044] The working principle of the present embodiment is as follows:

[0045] After the circular ceramic 3 is positioned and clamped by the clamp of the present embodiment, the support from the support table 1 is obtained, so as to effectively resist the top pressure of the drill bit; on the other hand, there are two ways for the clamping and positioning and disassembly of the circular ceramic 3: one is to tighten or loosen the nut 24; the other is to manually actuate the compression spring 23; both ways can quickly and conveniently clamp and position and disassemble the circular ceramic 3, and the positioning and clamping operation of the three-jaw open disc of the prior art is simple and efficient.

[0046] Embodiment two: see Figure 6, the embodiment two is basically same with the embodiment one, the same place is not repeated, the different place is: the horizontal section of the positioning groove 111 is triangle; the angle of the triangle vertex is equal to the pickup groove 112 in the embodiment one; the embodiment two has less contact with the circular ceramic 3 at the positioning groove 111 than the embodiment one; but the embodiment two can ensure that there is a contact position between the two edges of the triangle of the positioning groove 111 and the circular ceramic 3, which also meets the positioning requirement of the positioning groove 111 to the circular ceramic 3; the difference is that the circular ceramic 3 in the embodiment one is closer to being buckled into the positioning groove 111; while the circular ceramic 3 in the embodiment two is closer to being pushed into the positioning groove 111.

[0047] Embodiment three: see Figures 7-8 , the embodiment three is basically same with the embodiment one, the same place is not repeated, the different place is: the number of the positioning groove 111 and the clamping assembly 2 is several; the several positioning grooves 111 are arranged in array. The number of the positioning groove 111 in this embodiment is 16, which is arranged in 4 rows and 4 columns; the clamping assembly 2 is correspondingly arranged; the arrangement and combination of the several positioning grooves 111 and the clamping assembly 2 can realize the simultaneous clamping of multiple circular ceramics 3, and the efficiency is improved.

[0048] Embodiment four: see Figure 9 A method for using the circular ceramic drilling clamp in the embodiment one, comprising the following steps:

[0049] ①Positioning

[0050] Take out a circular ceramic 3; the side surface of the circular ceramic 3 is in contact with the positioning groove 111; the circular ceramic 3 has more than two contact points with the positioning groove 111, and both sides of the circular ceramic 3 have

[0051] ②First clamping and processing

[0052] The bolt 21 passes through the sliding block 22 and the adjusting through groove 121 from top to bottom; the sliding block 22 and the bolt 21 are above the support table 1; the thread cooperation between the bolt 21 and the nut 24 is established below the support table 1, so that the sliding block 22 and the bolt 21 are limited; the position of the bolt 21 is adjusted along the adjusting through groove 121, the sliding block 22 is rotated around the axis of the bolt 21 to make the compression spring 23 in contact with the circular ceramic 3, until the circular ceramic 3 is clamped; at this time, the contact point between the compression spring 23 and the circular ceramic 3 has a certain elastic deformation; the nut 24 is tightened, so that the sliding block 22 is clamped by the bolt head of the bolt 21 and the support table 1, and the position of the sliding block 22 and the compression spring 23 on the sliding block 22 remains unchanged; the drill bit processes the circular ceramic 3 from top to bottom, and the support table 1 provides stable support for the circular ceramic 3, thereby avoiding the risk of damage to the circular ceramic 3;

[0053] ③Dismounting the processed circular ceramic 3

[0054] Reverse rotation nut 24, relaxation bolt 21 to the clamping state of the slider 22; the processed circular ceramic 3 can be taken out from the positioning groove 111;

[0055] ④ Next, the processing of the circular ceramic 3

[0056] Repeat step ①; rotate the slider 22 around the bolt 21 axis to make the compression spring 23 contact with the circular ceramic 3, until the circular ceramic 3 is clamped; At this time, the contact point between the compression spring 23 and the circular ceramic 3 has a certain elastic deformation; Tighten the nut 24, so that the slider 22 is clamped by the bolt 21 head and the support table 1, and the slider 22 and the compression spring 23 on the slider 22 remain in place; The drill bit processes the circular ceramic 3 from top to bottom, and the support table 1 provides stable support for the circular ceramic 3;

[0057] ⑤ Repeat steps ③ and ④ until all the circular ceramics 3 are drilled.

[0058] In the clamping method of the embodiment, in addition to the need to adjust the position of the clamping assembly 2 when the clamp is used for the first time, subsequent processing is no longer required; The positioning process of the circular ceramic 3 is simple and efficient; In combination, the use method of the embodiment can improve the clamping operation efficiency of the circular ceramic 3.

[0059] Embodiment four: Embodiment four is basically the same as embodiment three, and the same parts will not be repeated. The difference is that in step ③, the compression spring 23 is reversed to loosen the clamping state of the slider 22; The circular ceramic 3 can be taken out from the positioning groove 111;

[0060] In step ④, reverse the compression spring 23 and insert the circular ceramic 3 to be processed into the positioning groove 111; Loosen the compression spring 23 to clamp the circular ceramic 3; The drill bit processes the circular ceramic 3 from top to bottom, and the support table 1 provides stable support for the circular ceramic 3.

Claims

1. A round ceramic drill jig characterized by, The support table comprises adjacent convex and concave; the upper surface of the concave is horizontal and flat; the convex is provided with a positioning groove; the positioning groove is arranged at the position where the convex and the concave meet, and the groove opening faces the concave; the bottom surface of the positioning groove is flush with the upper surface of the concave; the groove wall of the positioning groove is in abutting fit with the side surface of the circular ceramic; the concave is provided with an adjusting through groove in the shape of a long hole; the adjusting through groove is located opposite to the position of the groove opening of the positioning groove; the clamping assembly is installed in the adjusting through groove; the clamping assembly comprises a bolt, a sliding block, a compression spring and a nut; the sliding block is provided with a vertical mounting hole; the side surface of the sliding block is provided with the compression spring in abutting fit with the circular ceramic; the threaded section of the bolt is vertically passed through the mounting hole, the adjusting through groove and the nut in sequence and is in threaded fit with the nut; the diameter of the mounting hole is larger than the diameter of the threaded section of the bolt; the head of the bolt is in abutting fit with the top surface of the sliding block; the bottom surface of the sliding block is in abutting fit with the upper surface of the concave; and the nut is in abutting fit with the bottom surface of the support table.

2. The circular ceramic drill jig of claim 1, wherein: The support table is provided with support columns at four corners of the bottom.

3. The circular ceramic drill jig of claim 1, wherein: The convex is further provided with a taking groove; the taking groove is arranged at the center position of the inner edge of the positioning groove and is in communication with the positioning groove; and the bottom surface of the taking groove is flush with the positioning groove.

4. The circular ceramic drill jig of claim 1, wherein: The horizontal section of the positioning groove is semicircular.

5. The circular ceramic drill jig of claim 1, wherein: The horizontal section of the positioning groove is triangular.

6. The circular ceramic drill jig of claim 1, wherein: The number of the positioning grooves and the clamping assemblies is several; and the positioning grooves are arranged in an array.

7. A method of using the round ceramic drill jig of claim 1, wherein: The method comprises the following steps: ①Positioning A circular ceramic is taken out; the side surface of the circular ceramic is in abutting fit with the positioning groove; the circular ceramic is in abutting fit with the positioning groove at two or more points, and the two sides of the circular ceramic are both in abutting fit with the positioning groove; ②First clamping and processing The bolt is passed through the sliding block and the adjusting through groove from top to bottom; the sliding block and the bolt are above the support table; the threaded fit between the bolt and the nut is established below the support table, so that the sliding block and the bolt are limited; the position of the bolt is adjusted along the adjusting through groove; the sliding block is rotated around the bolt axis, so that the compression spring is in abutting fit with the circular ceramic; until the circular ceramic is clamped; at this time, the contact point between the compression spring and the circular ceramic has a certain elastic deformation; the nut is tightened, so that the sliding block is clamped by the head of the bolt and the support table, and the position of the sliding block and the compression spring on the sliding block is kept unchanged; the drill bit processes the circular ceramic from top to bottom, and the support table provides stable support for the circular ceramic; ③Disassembling the processed circular ceramic The nut is reversely rotated, so that the clamping state of the bolt on the sliding block is relaxed; the circular ceramic can be taken out from the positioning groove; ④Processing of the next circular ceramic Step ① is repeated; the sliding block is rotated around the bolt axis, so that the compression spring is in abutting fit with the circular ceramic; until the circular ceramic is clamped; at this time, the contact point between the compression spring and the circular ceramic has a certain elastic deformation; the nut is tightened, so that the sliding block is clamped by the head of the bolt and the support table, and the position of the sliding block and the compression spring on the sliding block is kept unchanged; the drill bit processes the circular ceramic from top to bottom, and the support table provides stable support for the circular ceramic; ⑤Steps ③ and ④ are repeated, until all the circular ceramics are drilled.

8. The use method according to claim 7, characterized in that: In step ③, the compression spring is reversely pushed away, so that the clamping state of the bolt on the sliding block is relaxed; the circular ceramic can be taken out from the positioning groove; In step IV, the pressing elastic sheet is pushed back, the circular ceramic to be processed is inserted into the positioning groove, the pressing elastic sheet is loosened to clamp the circular ceramic, and the drill bit processes the circular ceramic from top to bottom, and the supporting table provides stable support for the circular ceramic.

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