Anti-clamping-crack lathe tool for ceramic green body

Abstract

The utility model provides a ceramic green body anti-cracking lathe tool, which relates to the technical field of ceramic flange lining processing, and comprises a base, a locking ring and a positioning ring, the base is arranged in a plurality of groups of movably adjustable clamping jaws on a lathe chuck, the base is provided with a mounting hole, the locking ring is arranged in the mounting hole in a thread fit manner, and the positioning ring is arranged in the locking ring. A positioning ring is arranged in an inner hole of the locking ring, the outer circle face of the positioning ring is in a conical surface shape, the inner hole of the locking ring is of a conical surface structure, the conical surface shape of the outer circle face of the positioning ring is matched with the inner hole of the conical surface structure of the locking ring, the locking ring is matched with the height of the positioning ring, and a driving part is detachably arranged on the outer wall of the locking ring. When the locking ring continuously rotates inwards through the threads, the positioning ring can be driven to clamp the ceramic green body, and the inner hole of the conical surface structure of the locking ring is matched with the conical surface of the outer circular surface of the positioning ring, so that the positioning ring has free adjustment quantity when locking the ceramic green body, and the ceramic green body clamped by the positioning ring is prevented from being cracked; and the quality of ceramic green bodies can be effectively ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to ceramic flange lining processing technical field especially relates to a kind of ceramic green body anti-cracking lathe frock. BACKGROUND

[0002] The cooperation between ceramic flange lining and valve is crucial for sealing performance. Due to the high hardness and high wear resistance of ceramic material, it can effectively resist the erosion and wear of medium, thereby ensuring the tight sealing between valve and flange.

[0003] During the production and processing of ceramic flange lining, the ceramic flange lining green body (ceramic green body) produced has low strength, and needs to be clamped using a lathe frock during subsequent processing. However, the existing lathe frock is hard and cannot be adjusted, which can easily cause the ceramic green body to be cracked, reducing the pass rate of products and being not conducive to enterprise development. Therefore, the utility model provides a ceramic green body anti-cracking lathe frock to solve the deficiencies in the prior art. SUMMARY

[0004] To solve the above problems, the utility model provides a ceramic green body anti-cracking lathe frock. When the locking ring is continuously rotated inward by threads, it can drive the positioning ring to clamp the ceramic green body. The inner hole of the locking ring with a conical surface shape is matched with the conical surface of the outer circle of the positioning ring. This matching allows the positioning ring to have a free adjustment amount when locking the ceramic green body, thereby preventing the ceramic green body clamped by the positioning ring from being cracked and effectively ensuring the quality of the ceramic green body.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical scheme:

[0006] A ceramic green body anti-cracking lathe frock includes a base, a locking ring, and a positioning ring. The base is installed in a plurality of groups of movable adjusting clamping claws on the lathe chuck. The base is provided with a mounting hole. The mounting hole is threadedly fitted with a locking ring. One end of the locking ring extends out of the mounting hole. The inner hole of the locking ring is provided with a positioning ring. The outer circular surface of the positioning ring is conical. The inner hole of the locking ring is conical in structure. The conical shape of the outer circular surface of the positioning ring is matched with the inner hole of the conical structure of the locking ring. The locking ring and the positioning ring are height-matched. A driving member is detachably provided on the outer wall of the locking ring.

[0007] Further improvement lies in that the mounting hole is provided with internal threads. One end of the outer wall of the locking ring is provided with external threads. The locking ring is threadedly fitted with the internal threads in the mounting hole through the external threads.

[0008] Further improvement lies in that the driving member is a handle. Two groups of handles are provided. The two groups of handles are symmetrically and detachably arranged on the outer wall of one end of the locking ring away from the external threads.

[0009] Further improvement lies in that screw thread connection holes are symmetrically arranged on the outer wall of one end of the locking ring away from the external thread, the handle is threadedly and adaptively installed at one end of the screw thread connection hole, and the handle extends out of one side of the base.

[0010] Further improvement lies in that the inside of the lathe chuck is provided with an adjusting driving mechanism, and a plurality of sets of the clamping jaws are installed on the adjusting driving mechanism.

[0011] Further improvement lies in that the base, the locking ring and the positioning ring are concentrically arranged.

[0012] The beneficial effects of the present application are as follows: the ceramic green body anti-cracking lathe tool is composed of a base, a locking ring and a positioning ring, the locking ring is threadedly and adaptively installed on the mounting hole of the base, the positioning ring is arranged in the inner hole of the conical surface structure of the locking ring, the outer circular surface of the positioning ring is conical, the positioning ring can clamp the ceramic green body when the locking ring is continuously rotated inward, the conical surface structure of the inner hole of the locking ring is adapted to the conical surface of the outer circular surface of the positioning ring, the positioning ring has a free adjustment amount when clamping the ceramic green body, the ceramic green body clamped by the positioning ring is prevented from being cracked, and the quality of the ceramic green body can be effectively ensured. BRIEF DESCRIPTION OF DRAWINGS

[0013] Figure 1 It is a main view of the base structure of the present application;

[0014] Figure 2 It is a main view of the base structure of the present application;

[0015] Figure 3 It is a main view of the locking ring structure of the present application;

[0016] Figure 4 It is a main view of the positioning ring structure of the present application.

[0017] Wherein: 1, base; 2, locking ring; 3, positioning ring; 4, lathe chuck; 5, clamping jaw; 6, mounting hole; 7, handle. DETAILED DESCRIPTION

[0018] In order to deepen the understanding of the present application, the present application will be further described in combination with the embodiments below, and the present embodiments are only used to explain the present application and do not constitute a limitation on the protection scope of the present application.

[0019] According to Figures 1-4As shown, the embodiment provides a ceramic green body anti-cracking lathe tool, which comprises a base 1, a locking ring 2 and a positioning ring 3, the base 1 is movably adjusted in a plurality of sets of clamping jaws 5 installed on a lathe chuck 4, the base 1 is provided with a mounting hole 6, the locking ring 2 is screw fitted and installed in the mounting hole 6, one end of the locking ring 2 extends out of the inside of the mounting hole 6, the positioning ring 3 is arranged in the inner hole of the locking ring 2, the outer circular surface of the positioning ring 3 is a conical surface, the inner hole of the locking ring 2 is a conical surface structure, the conical surface of the outer circular surface of the positioning ring 3 is matched with the inner hole of the conical surface structure of the locking ring 2, and the locking ring 2 and the positioning ring 3 are matched in height, and the outer wall of the locking ring 2 is detachably provided with a driving member.

[0020] The ceramic green body anti-cracking lathe tool of the utility model can fix the ceramic green body, first, the base 1 is installed in the plurality of sets of clamping jaws 5 movably adjusted on the lathe chuck 4, then the ceramic green body is placed in the fixing hole of the positioning ring 3, the locking ring 2 is rotated by rotating the driving member, and the inner hole of the locking ring conical surface structure drives the positioning ring 3 with the outer circular surface of the conical surface to fix the ceramic green body synchronously in the process of rotating the locking ring 2.

[0021] The mounting hole 6 is provided with internal threads, one end of the outer wall of the locking ring 2 is provided with external threads, and the locking ring 2 is screw fitted and installed in the internal threads of the mounting hole 6 through the external threads.

[0022] The driving member is a handle 7, two sets of the handle 7 are symmetrically and detachably arranged on one end of the outer wall of the locking ring 2 away from the external threads, and the handle 7 has the advantages of labor saving, high efficiency and convenient control of the rotation of the locking ring 2.

[0023] One end of the handle 7 is screw fitted and installed in the threaded connection hole, and one end of the handle 7 extends out of one side of the base 1. The detachably installed handle 7 is convenient to disassemble and replace.

[0024] The lathe chuck 4 is provided with an adjusting driving mechanism, and the plurality of sets of clamping jaws 5 are installed on the adjusting driving mechanism. The lathe chuck 4, the adjusting driving mechanism and the plurality of sets of clamping jaws 5 constitute a three-jaw chuck structure, and the three-jaw chuck structure is prior art, so the specific structure of the adjusting driving mechanism is not disclosed.

[0025] The base 1, the locking ring 2 and the positioning ring 3 are concentrically arranged, so that the fixing stability of the ceramic green body can be ensured.

[0026] The utility model discloses a ceramic green body anti -cracking lathe frock is provided with base 1, locking ring 2 and positioning ring 3, wherein locking ring 2 is screw thread matched with the installation hole 6 on base 1, and positioning ring 3 is arranged in the inner hole of the taper surface shape structure of locking ring 2, and the outer circular surface of positioning ring 3 is the taper surface shape matched with the inner hole of the taper surface shape structure, so that when locking ring 2 rotates inwardly through screw thread, positioning ring 3 can drive ceramic green body clamping, and the taper surface shape matching of the inner hole of the taper surface shape structure of locking ring 2 and the taper surface shape of the outer circular surface of positioning ring 3 can make positioning ring 3 have free adjustment amount when locking ceramic green body, thereby preventing the ceramic green body clamped by positioning ring 3 from being cracked, and the quality of ceramic green body can be effectively ensured.

[0027] The basic principle, main features and advantages of the utility model are shown and described above. The skilled in the art should understand that the utility model is not limited by the above-mentioned embodiments, and the above-mentioned embodiments and the description in the specification are only to illustrate the principle of the utility model, and various changes and improvements can be made to the utility model without departing from the spirit and scope of the utility model, and these changes and improvements all fall within the scope of the utility model claimed. The scope of protection of the utility model is defined by the appended claims and their equivalents.

Claims

1. A ceramic green body anti-cracking lathe tool, characterized in that: Including base (1), locking ring (2) and positioning ring (3), the base (1) is installed in the movable adjusting multiple sets of jaws (5) in the lathe chuck (4), the base (1) is provided with mounting hole (6), the mounting hole (6) is screw thread fitted with locking ring (2), the locking ring (2) one end extends out the inside of mounting hole (6), the inner hole of locking ring (2) is equipped with positioning ring (3), the outer circular surface of positioning ring (3) is the taper surface shape, the inner hole of locking ring (2) is the taper surface structure, the taper surface shape of the outer circular surface of positioning ring (3) is adapted to the inner hole of the taper surface structure of locking ring (2), and the locking ring (2) and positioning ring (3) height adaptation, the outer wall of locking ring (2) is detachably provided with driving element.

2. The ceramic green body anti-cracking lathe tooling of claim 1, wherein: The mounting hole (6) is provided with internal thread, the outer wall of one end of the locking ring (2) is provided with external thread, the locking ring (2) is screw thread fitted with the internal thread in the mounting hole (6) by external thread.

3. The ceramic green body anti-cracking lathe tooling of claim 2, wherein: The driving element is handle (7), the handle (7) is provided with two groups, two groups the handle (7) is symmetric and detachably arranged on the outer wall of one end of the locking ring (2) away from the external thread side.

4. The ceramic green body anti-cracking lathe tooling of claim 3, wherein: The outer wall of one end of the locking ring (2) away from the external thread side is symmetrically provided with threaded connection hole, one end of the handle (7) is screw thread fitted with threaded connection hole, one end of the handle (7) extends out one side of the base (1).

5. The ceramic green body anti-cracking lathe tooling of claim 1, wherein: The inside of the lathe chuck (4) is provided with adjusting drive mechanism, and multiple sets of the jaw (5) are installed on the adjusting drive mechanism.

6. The ceramic green body anti-cracking lathe tooling of claim 1, wherein: The base (1), locking ring (2) and positioning ring (3) are concentrically arranged.

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