Bead turning movement positioning clamp
By designing a double V-groove structure and a breathable groove, the problems of V-groove clamping instability and dust accumulation are solved, and more uniform material clamping and higher processing quality are achieved.
Patent Information
- Application Number
- CN202421008625.8
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-05-10
- Publication Date
- 2024-12-20
- Estimated Expiration
- 2034-05-10
AI Technical Summary
When existing V-type fixtures clamp materials during bead processing, there are too many contact points, resulting in uneven stress on the surface of the material, poor stability, and easy to shift and indentation, affecting the quality of the finished product.
A car bead moving positioning fixture is designed, adopting a double V-shaped groove structure of the upper and lower clamping parts, providing clamping positioning at eight points, and leading dust through the upper and lower breathable grooves to improve clamping stability and cleanliness.
It improves the clamping stability of the material, avoids offsets, enhances the quality of the finished product, reduces dust accumulation, and improves the subsequent clamping accuracy.
Smart Images
Figure CN222200282U_ABST
Abstract
Description
Technical Field
[0001] The utility model relates to the technical field of cultural and artistic objects processing, in particular to a bead moving positioning fixture. Background Art
[0002] The processing of ornamental beads usually includes two steps. The first step is spherical processing, that is, the surface of the raw material is processed into a spherical surface by turning equipment; the second step is end surface processing, that is, the two ends of the raw material processed into a spherical surface are cut into regular shapes by processing equipment. After the first step is completed, it is necessary to use a clamp to clamp the beads for end surface processing. The existing clamps are mostly V-shaped clamps, which have the following shortcomings when used: after the clamp clamps the material, there are four contact points, and the force points on the surface of the material are subject to greater force, which is easy to produce indentations on the surface of the material, affecting the quality of the finished product; stability is difficult to guarantee, because the material can only be fixed at four points on a plane, the stability is poor, and the material is prone to offset during processing, resulting in material processing defects. Utility Model Content
[0003] The purpose of the present invention is to provide a bead moving and positioning fixture in order to solve the above-mentioned problem. The preferred technical solution among the many technical solutions provided by the present invention has the following technical effects: good stability, uniform force on the material, high quality of the finished product, etc., as described below for details.
[0004] In order to achieve the above purpose, the utility model provides the following technical solutions:
[0005] The utility model provides a bead moving positioning fixture, comprising an upper clamping part and a lower clamping part, wherein the vertical projections of the upper clamping part and the lower clamping part overlap;
[0006] The upper clamping part is composed of an upper clamping body and an upper clamping head, wherein the upper clamping head is arranged at the lower part of the upper clamping body, and two upper V-shaped groove structures are arranged on the bottom surface of the upper clamping head, and the two upper V-shaped groove structures form an upwardly protruding dome structure; an upper fixing hole is arranged on the upper clamping body;
[0007] The lower clamping part is composed of a lower clamping body and a lower clamping head. The lower clamping head is arranged on the upper part of the lower clamping body and corresponds to the position of the upper clamping head. The top surface of the lower clamping head is provided with two lower V-shaped groove structures, and the two lower V-shaped groove structures form a downwardly concave pit; the lower clamping body is provided with a lower fixing hole.
[0008] Preferably, the upper V-groove structure is respectively arranged on both sides of the bottom of the upper chuck, including an upper first V-groove composed of two upper first inclined clamping plates and an upper second V-groove composed of two upper second inclined clamping plates, and the upper first V-groove and the upper second V-groove are symmetrically distributed on both sides of the bottom of the upper chuck.
[0009] Preferably, an upper positioning hole is provided at the center of the arch structure, and the upper positioning hole passes through the upper clamping body upward.
[0010] Preferably, an upper ventilation groove is provided at the junction of the upper first V-shaped groove and the upper second V-shaped groove, and the upper ventilation groove is a V-shaped groove.
[0011] Preferably, the lower V-groove structure is respectively arranged on both sides of the top of the lower chuck, including a lower first V-groove composed of two lower first inclined clamping plates and a lower second V-groove composed of two lower second inclined clamping plates, and the lower first V-groove and the lower second V-groove are symmetrically distributed on both sides of the bottom of the lower chuck.
[0012] Preferably, a lower positioning hole is provided in the middle of the pit, and the lower positioning hole passes downward through the lower clamping body.
[0013] Preferably, a lower ventilation groove is provided at the junction of the lower first V-shaped groove and the lower second V-shaped groove, and the lower ventilation groove is a V-shaped groove.
[0014] In summary, the beneficial effects of the utility model are as follows: 1. By respectively arranging double V-groove structures on the upper clamping body and the lower clamping body, eight clamping positions can be provided for the material when clamping the material, which greatly improves the clamping stability of the material, can ensure that the material does not deviate during the end surface processing, and improves the processing quality of the material;
[0015] 2. By setting the upper and lower ventilation grooves, the dust generated during the material processing can be quickly discharged to avoid dust accumulation on the surface of the fixture and improve the position accuracy of the subsequent clamping materials. BRIEF DESCRIPTION OF THE DRAWINGS
[0016] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.
[0017] Figure 1 It is a main structural schematic diagram of the utility model;
[0018] Figure 2 It is a three-dimensional structural schematic diagram of the utility model at a first angle;
[0019] Figure 3 It is a schematic diagram of the three-dimensional structure of the utility model from a second angle.
[0020] The following are the descriptions of the reference numerals:
[0021] 1. Upper clamping part; 11. Upper clamping body; 12. Upper positioning hole; 13. Upper fixing hole; 14. Upper clamping head; 15. Upper second inclined clamping plate; 16. Upper ventilating groove; 17. Upper first inclined clamping plate; 2. Lower clamping part; 21. Lower clamping body; 22. Lower fixing hole; 23. Lower first inclined clamping plate; 24. Lower clamping head; 25. Lower ventilating groove; 26. Lower second inclined clamping plate; 27. Lower positioning hole. DETAILED DESCRIPTION
[0022] In order to make the purpose, technical solution and advantages of the utility model clearer, the technical solution of the utility model will be described in detail below. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other implementation methods obtained by ordinary technicians in this field without creative work belong to the scope of protection of the utility model.
[0023] See also Figure 1-Figure 3 As shown, the utility model provides a bead moving and positioning fixture, comprising an upper clamping part 1 and a lower clamping part 2, wherein the vertical projections of the upper clamping part 1 and the lower clamping part 2 coincide with each other;
[0024] The upper clamping part 1 is composed of an upper clamping body 11 and an upper clamping head 14. The upper clamping head 14 is arranged at the lower part of the upper clamping body 11. The bottom surface of the upper clamping head 14 is provided with two upper V-shaped groove structures, and the two upper V-shaped groove structures form an upwardly protruding arch structure. In this way, when the material contacts the arch structure, it can be respectively connected with the side edges of the two upper V-shaped groove structures, that is, there are four contact surfaces; the upper clamping body 11 is provided with an upper fixing hole 13, and the upper fixing hole 13 is used to connect the driving device by screws;
[0025] The lower clamping part 2 is composed of a lower clamping body 21 and a lower clamping head 24. The lower clamping head 24 is arranged on the upper part of the lower clamping body 21 and corresponds to the position of the upper clamping head 14. The top surface of the lower clamping head 24 is provided with two lower V-shaped groove structures. The two lower V-shaped groove structures form a downwardly concave pit. After the material falls into the pit, it can contact the side walls of the two lower V-shaped groove structures respectively, that is, the lower part of the material has four contact surfaces. With the four contact surfaces at the upper part, the clamping points are more uniform, and the force on a single clamping point is smaller, which is conducive to ensuring the integrity of the material surface and reducing processing defects; the lower clamping body 21 is provided with a lower fixing hole 22, and the lower fixing hole 22 is used to connect the driving device by screws;
[0026] The upper V-shaped groove structure is respectively arranged on both sides of the bottom of the upper clamp 14, including an upper first V-shaped groove composed of two upper first inclined clamping plates 17 and an upper second V-shaped groove composed of two upper second inclined clamping plates 15, and the upper first V-shaped groove and the upper second V-shaped groove are symmetrically distributed on both sides of the bottom of the upper clamp 14; when clamping the material, the two upper first inclined clamping plates 17 and the two upper second inclined clamping plates 15 are respectively clamped on both sides of the upper part of the material, that is, four clamping points;
[0027] The lower V-shaped groove structure is respectively arranged on both sides of the top of the lower clamping head 24, including a lower first V-shaped groove composed of two lower first inclined clamping plates 23 and a lower second V-shaped groove composed of two lower second inclined clamping plates 26, and the lower first V-shaped groove and the lower second V-shaped groove are symmetrically distributed on both sides of the bottom of the lower clamping head 24; when clamping the material, the two lower first inclined clamping plates 23 and the two lower second inclined clamping plates 26 are respectively clamped on both sides of the lower part of the material, that is, four clamping points, which cooperate with the four clamping points on the upper part of the material, and the points are evenly distributed, which can improve the material holding stability and effectively avoid boring surface crushing;
[0028] An upper positioning hole 12 is provided at the center of the arch structure, and the upper positioning hole 12 passes through the upper clamping body 11 upward; an upper ventilation groove 16 is provided at the intersection of the upper first V-shaped groove and the upper second V-shaped groove, and the upper ventilation groove 16 is a V-shaped groove; a lower positioning hole 27 is provided in the middle of the pit, and the lower positioning hole 27 passes through the lower clamping body 21 downward; a lower ventilation groove 25 is provided at the intersection of the lower first V-shaped groove and the lower second V-shaped groove, and the lower ventilation groove 25 is a V-shaped groove; the upper ventilation groove 16 and the lower ventilation groove 27 are provided at the intersection of the upper first V-shaped groove and the lower second V-shaped groove. The air grooves 25 are used to discharge the dust generated by material processing. During the material processing, by arranging a negative pressure dust suction air inlet around the clamp, the dust can be discharged and collected through the gap between the upper clamping part 1 and the lower clamping part 2, the upper air permeable groove 16 and the lower air permeable groove 25. The bottoms of the upper air permeable groove 16 and the lower air permeable groove 25 are both flat, compared with ordinary V-shaped grooves, they can better avoid dust accumulation, so as to avoid dust accumulation on the upper chuck 14 or the lower chuck 24, thereby improving the environmental quality of the work site and the cleanliness of the equipment surface.
[0029] By adopting the above structure, double V-groove structures are respectively provided on the upper clamp body 11 and the lower clamp body 21. When clamping materials, four V-groove structures are formed by the two upper first inclined clamping plates 17 and the two upper second inclined clamping plates 15 of the upper clamp body 11, and the two lower first inclined clamping plates 23 and the two lower second inclined clamping plates 26 on the lower clamp body 21, which can provide eight-point clamping and positioning for the material, greatly improving the clamping stability of the material, ensuring that the material does not deviate during the end face processing, and improving the processing quality of the material; by providing the upper air permeable groove 16 and the lower air permeable groove 25, the dust generated by the material processing can be introduced into the above-mentioned air permeable structure to avoid accumulation in the corners of the upper chuck 14 and the lower clamp body 21, thereby improving the cleanliness of the surfaces of the upper chuck 14 and the lower chuck 24, and can quickly export the dust generated during the material processing to avoid dust accumulation on the fixture surface, thereby improving the position accuracy of the subsequent clamping of the material.
[0030] The above is only a specific implementation of the utility model, but the protection scope of the utility model is not limited thereto. Any technician familiar with the technical field can easily think of changes or substitutions within the technical scope disclosed by the utility model, which should be included in the protection scope of the utility model. Therefore, the protection scope of the utility model should be based on the protection scope of the claims.
Claims
1. A bead moving positioning fixture, characterized in that: It comprises an upper clamping portion (1) and a lower clamping portion (2), wherein the vertical projections of the upper clamping portion (1) and the lower clamping portion (2) overlap; The upper clamping portion (1) is composed of an upper clamping body (11) and an upper clamping head (14); the upper clamping head (14) is arranged at the lower part of the upper clamping body (11); the bottom surface of the upper clamping head (14) is provided with two upper V-shaped groove structures, and the two upper V-shaped groove structures form an upwardly protruding dome structure; the upper clamping body (11) is provided with an upper fixing hole (13); The lower clamping portion (2) is composed of a lower clamping body (21) and a lower clamping head (24); the lower clamping head (24) is arranged on the upper part of the lower clamping body (21) and corresponds to the position of the upper clamping head (14); the top surface of the lower clamping head (24) is provided with two lower V-shaped groove structures, and the two lower V-shaped groove structures form a downwardly concave pit; the lower clamping body (21) is provided with a lower fixing hole (22).
2. According to claim 1, a bead moving and positioning fixture, characterized in that: The upper V-shaped groove structure is respectively arranged on both sides of the bottom of the upper chuck (14), including an upper first V-shaped groove composed of two upper first inclined clamping plates (17) and an upper second V-shaped groove composed of two upper second inclined clamping plates (15), and the upper first V-shaped groove and the upper second V-shaped groove are symmetrically distributed on both sides of the bottom of the upper chuck (14).
3. According to claim 2, a bead moving and positioning fixture is characterized in that: An upper positioning hole (12) is provided at the center of the arch structure, and the upper positioning hole (12) penetrates the upper clamping body (11) upwards.
4. The bead moving and positioning fixture according to claim 2, characterized in that: An upper ventilation groove (16) is provided at the junction of the upper first V-shaped groove and the upper second V-shaped groove, and the upper ventilation groove (16) is a V-shaped groove.
5. The bead moving and positioning fixture according to claim 1, characterized in that: The lower V-shaped groove structure is respectively arranged on both sides of the top of the lower clamp (24), including a lower first V-shaped groove composed of two lower first inclined clamping plates (23) and a lower second V-shaped groove composed of two lower second inclined clamping plates (26), and the lower first V-shaped groove and the lower second V-shaped groove are symmetrically distributed on both sides of the bottom of the lower clamp (24).
6. A bead moving and positioning fixture according to claim 5, characterized in that: A lower positioning hole (27) is provided in the middle of the recess, and the lower positioning hole (27) passes through the lower clamping body (21) downwards.
7. The bead moving and positioning fixture according to claim 5, characterized in that: A lower ventilation groove (25) is provided at the junction of the lower first V-shaped groove and the lower second V-shaped groove, and the lower ventilation groove (25) is a V-shaped groove.