Quick-release type self-centering angle valve body turning tool

Abstract

The utility model relates to a quick-release type turning tool for a self-centering angle valve body. The inclined die comprises an inclined die, a first positioning plane and a second positioning plane which form a second included angle, the second included angle is equal to the first included angle, the first positioning plane is provided with a second connecting hole and a second positioning hole corresponding to a first connecting hole and a first positioning hole respectively, and the second positioning plane is provided with a third connecting hole. After the angle valve body is installed on the inclined die, the axis of the inclined flange center runner is perpendicular to the second positioning plane. The fixed bottom plate comprises a third positioning plane attached to the second positioning plane, and a fourth connecting hole corresponding to the third connecting hole is formed in the third positioning plane; the first connecting piece is detachably connected between the first connecting hole and the second connecting hole; the second connecting piece is detachably connected between the third connecting hole and the fourth connecting hole; and the positioning column is mounted in the first positioning hole and is matched with the second positioning hole in a positioning and inserting manner. The device is convenient to disassemble and reliable in positioning.

Description

Technical Field

[0001] The utility model relates to the technical field of tooling, in particular to a quick-detachable self-centering angle valve body turning tooling. Background Art

[0002] At present, it is difficult to ensure the angle control between the center axis of the valve body and the center axis of the bevel flange end for the angled (60°) bevel flange of the angle valve body. In addition, the precision dimension requirements of the flow channel flange distance and the end face sealing groove of the bevel flange are high, and it is inconvenient to clamp and position, and the processing and correction are difficult and inefficient. Due to the existence of these problems, the processing of the 60° bevel flange in the angle valve body has become a technical difficulty faced by manufacturers. Summary of the invention

[0003] To this end, the utility model provides a quick-release self-centering angle valve body turning tooling, which can realize batch production and processing of the valve body oblique flange of the angle valve by one-time clamping and fixing of the angle valve by the tooling, and has convenient disassembly and reliable positioning, thereby improving processing efficiency.

[0004] In order to solve the above technical problems, the utility model provides a quick-detachable self-centering angle valve body turning tool, the angle valve body comprises a main valve body and an oblique flange extending from the side end of the main valve body, the central flow channel axis of the oblique flange and the main valve body axis form a first angle, the bottom end surface of the main valve body is provided with a first connecting hole and a first positioning hole, the tool comprises:

[0005] The oblique mold is provided with a first positioning plane and a second positioning plane at a second angle, the second angle is equal to the first angle, the first positioning plane is provided with a second connecting hole and a second positioning hole respectively corresponding to the first connecting hole and the first positioning hole, the second positioning plane is provided with a third connecting hole, and after the angle valve body is installed on the oblique mold, the central flow channel axis of the oblique flange is perpendicular to the second positioning plane;

[0006] A fixed bottom plate, comprising a third positioning plane abutting against the second positioning plane, wherein a fourth connecting hole is arranged on the third positioning plane corresponding to the third connecting hole;

[0007] A first connecting member, detachably connected between the first connecting hole and the second connecting hole;

[0008] A second connecting member, detachably connected between the third connecting hole and the fourth connecting hole;

[0009] A positioning column is installed in the first positioning hole and is positioned and plugged with the second positioning hole.

[0010] In one embodiment of the utility model, a cylinder is defined, and the inclined mold is constructed so that the cylinder is cut by a first cutting plane parallel to the bottom surface of the cylinder and a second cutting plane at the first angle to the bottom surface of the cylinder, and the inclined mold includes a base and an inclined block extending from the base, the first positioning plane is constructed on the inclined block, and the second positioning plane is constructed on the bottom surface of the base.

[0011] In an embodiment of the present invention, a plurality of the first connection holes are circumferentially distributed around the first positioning hole as the center.

[0012] In an implementation manner of the present invention, the center of the first positioning hole passes through a symmetrical section of the first positioning plane.

[0013] In one implementation manner of the present invention, the first angle and the second angle are both 60°.

[0014] In an embodiment of the present utility model, the fixed base plate has a square structure, and the fourth connecting hole is arranged through two opposite sides of the fixed base plate.

[0015] In one embodiment of the utility model, the first connecting hole and / or the fourth connecting hole is a through hole, the second connecting hole and / or the third connecting hole is a bolt hole, the first connecting member is a hexagonal head bolt, and the second connecting member is a hexagon socket head screw.

[0016] In one embodiment of the present utility model, the first positioning hole is a countersunk hole, and after the positioning column is matched with the countersunk hole, its end surface protrudes from the first positioning plane and is loosely matched with the second positioning hole.

[0017] The above technical solution of the utility model has the following advantages compared with the prior art:

[0018] The utility model describes a quick-release self-centering angle valve body turning tool, which can clamp and fix the valve body oblique flange of the angle valve at one time, and quickly and firmly cooperate between the fixed base plate and the workpiece through connecting parts and positioning columns, so that the workpiece can be quickly installed and removed, which greatly simplifies the operating process, shortens the clamping and disassembly time of the tool, can realize the production and processing of batch parts, and has convenient disassembly and reliable positioning, thereby improving processing efficiency.

[0019] The utility model ensures that the angle valve body bevel flange can be accurately and quickly positioned. The precise matching of the centering angle makes the positioning of the workpiece both fast and reliable. Considering the characteristics of the 60° bevel flange of the angle valve body, the tooling is designed with a matching positioning plane to facilitate precise turning. BRIEF DESCRIPTION OF THE DRAWINGS

[0020] In order to make the content of the utility model more clearly understood, the utility model is further described in detail below based on specific embodiments of the utility model in combination with the accompanying drawings.

[0021] Figure 1 It is a schematic diagram of the main view of the quick-detachable self-centering angle valve body turning tool and the angle valve body being clamped together.

[0022] Figure 2 It is a schematic diagram of the axis side of the quick-detachable self-centering angle valve body turning tooling and the angle valve body clamping cooperation.

[0023] Figure 3 This is a schematic diagram of the valve body structure of this angle valve.

[0024] Figure 4 It is a schematic diagram of the main structure of the valve body turning tooling of the quick-detachable self-centering angle valve of the utility model.

[0025] Figure 5 This is a schematic diagram of the main structure of the inclined mold and the fixed base plate of the utility model.

[0026] Figure 6 It is a side view structural schematic diagram of the cooperation between the inclined mold and the fixed bottom plate of the utility model.

[0027] Figure 7 This is a schematic diagram of the main structure of the fixed base plate of the tooling of the utility model.

[0028] Figure 8 It is a schematic diagram of the top view of the fixed bottom plate of the tooling of the utility model.

[0029] Description of the Figures in the Specification:

[0030] 1. Angle valve body; 11. Main valve body; 11a. First connecting hole; 11b. First positioning hole; 12. Oblique flange; 13. Base; 14. Oblique block;

[0031] 2, oblique mold; 2a, first positioning plane; 21a, second connecting hole; 21b, second positioning hole; 21c, third connecting hole; 2b, second positioning plane;

[0032] 3. Fixed bottom plate; 31. Third positioning plane; 31a. Fourth connecting hole;

[0033] 4. A first connecting member;

[0034] 5. Second connecting piece;

[0035] 6. Positioning column. DETAILED DESCRIPTION

[0036] The present invention will be further described below in conjunction with the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and implement it, but the embodiments are not intended to limit the present invention.

[0037] In the present invention, if directions (up, down, left, right, front and back) are described, it is only for the convenience of describing the technical solution of the present invention, and does not indicate or imply that the technical features referred to must have a specific orientation, be constructed and operate in a specific orientation. Therefore, it cannot be understood as a limitation on the present invention.

[0038] In the present utility model, "several" means one or more, "multiple" means more than two, "greater than", "less than", "exceed" and the like are understood to exclude the number itself; "above", "below", "within" and the like are understood to include the number itself. In the description of the present utility model, if there is a description of "first" or "second", it is only used for the purpose of distinguishing technical features, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features or implicitly indicating the order of the indicated technical features.

[0039] In the present invention, unless otherwise clearly defined, the words "set", "install", "connect" and the like should be understood in a broad sense, for example, they can be directly connected or indirectly connected through an intermediate medium; they can be fixedly connected or detachably connected or integrally formed; they can be mechanically connected or electrically connected or able to communicate with each other; they can be the internal connection of two elements or the interaction relationship between two elements. Those skilled in the art can reasonably determine the specific meanings of the above words in the present invention in combination with the specific content of the technical solution.

[0040] Reference Figures 1 to 8 As shown, a quick-detachable self-centering angle valve body turning tool of the utility model, the angle valve body 1 includes a main valve body 11 and an oblique flange 12 extending from the side end of the main valve body 11, the central flow channel axis of the oblique flange 12 and the axis of the main valve body 11 form a first angle, the bottom end surface of the main valve body 11 is provided with a first connecting hole 11a and a first positioning hole 11b, the tool includes:

[0041] The oblique mold 2 is provided with a first positioning plane 2a and a second positioning plane 2b at a second angle, the second angle is equal to the first angle, the first positioning plane 2a is provided with a second connecting hole 21a and a second positioning hole 21b corresponding to the first connecting hole 11a and the first positioning hole 11b respectively, the second positioning plane 2b is provided with a third connecting hole 21c, and after the angle valve body 1 is installed on the oblique mold 2, the central flow channel axis of the oblique flange 12 is perpendicular to the second positioning plane 2b;

[0042] The fixed bottom plate 3 comprises a third positioning plane 31 which is in contact with the second positioning plane 2b, and a fourth connecting hole 31a is provided on the third positioning plane 31 corresponding to the third connecting hole 21c;

[0043] A first connecting member 4 is detachably connected between the first connecting hole 11a and the second connecting hole 21a;

[0044] A second connecting member 5 is detachably connected between the third connecting hole 21c and the fourth connecting hole 31a;

[0045] The positioning column 6 is installed between the first positioning hole 11b and the second positioning hole 21b, and is positioned and plugged with the second positioning hole 21b.

[0046] In some embodiments, reference Figure 6 As shown, a cylinder is defined, and the inclined mold 2 is constructed so that the cylinder is cut by a first cutting plane parallel to the bottom surface of the cylinder and a second cutting plane forming the first angle with the bottom surface of the cylinder. The inclined mold 2 includes a base 13 and an inclined block 14 extending from the base 13, the first positioning plane 2a is constructed on the inclined block 14, and the second positioning plane 2b is constructed on the bottom surface of the base 13.

[0047] Through the above arrangement, the oblique mold 2 is composed of a base 13 and an extended oblique block 14, a second positioning plane 2b is constructed on the base 13, and a first positioning plane 2a is constructed on the oblique block 14. The oblique mold 2 is constructed in the shape of a cylinder, and is obtained by cutting through a first cutting plane parallel to the bottom surface of the cylinder and a second cutting plane at the first angle to the bottom surface, which makes the manufacture of the oblique mold 2 simple, and ensures the connection and angle control accuracy between the oblique mold 2 and the angle valve body 1, thereby accurately positioning the position of the angle valve body 1. In addition, the structure of the base 13 and the oblique block 14 enables the oblique mold 2 to fit with the bottom end surface of the angle valve body 1. By placing the angle valve body 1 on the oblique mold 2 and cooperating with the positioning column 6 to achieve preliminary positioning, the stability and firmness of the tooling can be ensured, thereby improving processing efficiency and safety.

[0048] Specifically, refer to Figure 6 As shown, the plurality of first connection holes 11a are circumferentially distributed around the first positioning hole 11b as the center. The center of the first positioning hole 11b passes through the symmetrical section of the first positioning plane 2a.

[0049] In some embodiments, reference Figure 7 and Figure 8 As shown, the fixed base plate 3 is a square structure, and the fourth connecting holes 31 a are arranged through two opposite sides of the fixed base plate 3 .

[0050] In some embodiments, the first connecting hole 11a and / or the fourth connecting hole 31a is a through hole, the second connecting hole 21a and / or the third connecting hole 21c is a bolt hole, the first connecting member 4 is a hexagonal head bolt, and the second connecting member 5 is a hexagon socket head screw.

[0051] Reference Figure 4 As shown, the first positioning hole 11b is a countersunk hole, and after the positioning column 6 is matched with the countersunk hole, its end face protrudes from the first positioning plane 2a, and is in clearance with the second positioning hole 21b. It is convenient for batch processing to achieve quick disassembly, with reliable clamping and convenient and quick disassembly, which improves overall efficiency and reduces costs.

[0052] The first angle and the second angle are both 60°, which is applicable to the angle valve body 1 with a 60° angled flange 12. The first positioning plane 2a and the second positioning plane 2b are 60°, ensuring that they form 30° with the rotation axis of the valve body.

[0053] When in use, place the positioning column 6 into the first positioning hole 11b to ensure that the clearance between the positioning column 6 and the second positioning hole 21b is matched; place the angle valve body 1 to be processed on the inclined die 2, so that the bottom end face of the valve body fits with the inclined surface of the first positioning plane 2a, and the preliminary positioning is achieved through the positioning column 6; adjust the position of the angle valve body 1 so that the axis of the central flow channel of the valve body inclined flange 12 is perpendicular to the third positioning plane 31 on the fixed base plate 3; lock the first connecting piece 4 (hexagonal head bolt) and the second connecting piece 5 (hexagon socket cylindrical head screw) to firmly connect the angle valve body 1 to the inclined die 2 and the fixed base plate 3; use a four-jaw chuck to clamp the fixed base plate 3 on the lathe, and rotate the chuck so that the central flow channel of the valve body inclined flange 12 is coaxial with the rotation center of the lathe spindle; start turning the workpiece, loosen the connecting piece after the processing is completed, quickly remove the workpiece from the tooling, and proceed to the next round of processing.

[0054] Finally, it should be noted that the above specific implementation methods are only used to illustrate the technical solution of the utility model rather than to limit it. Although the utility model has been described in detail with reference to examples, ordinary technicians in the field should understand that the technical solution of the utility model can be modified or replaced by equivalents without departing from the spirit and scope of the technical solution of the utility model, which should be included in the scope of the claims of the utility model.

Claims

1. A quick-release self-centering angle valve body turning tool, the angle valve body (1) comprising a main valve body (11) and an oblique flange (12) extending from a side end of the main valve body (11), the central flow channel axis of the oblique flange (12) and the axis of the main valve body (11) forming a first included angle, the bottom end surface of the main valve body (11) being provided with a first connecting hole (11a) and a first positioning hole (11b), characterized in that: The tooling includes: The oblique mold (2) is provided with a first positioning plane (2a) and a second positioning plane (2b) which are formed at a second angle, the second angle being equal to the first angle, the first positioning plane (2a) being provided with a second connecting hole (21a) and a second positioning hole (21b) corresponding to the first connecting hole (11a) and the first positioning hole (11b), respectively, the second positioning plane (2b) being provided with a third connecting hole (21c), and after the angle valve body (1) is mounted on the oblique mold (2), the central flow channel axis of the oblique flange (12) is perpendicular to the second positioning plane (2b); A fixed bottom plate (3) comprising a third positioning plane (31) abutting against the second positioning plane (2b), wherein a fourth connection hole (31a) is provided on the third positioning plane (31) corresponding to the third connection hole (21c); A first connecting member (4) detachably connected between the first connecting hole (11a) and the second connecting hole (21a); A second connecting member (5) detachably connected between the third connecting hole (21c) and the fourth connecting hole (31a); A positioning column (6) is installed in the first positioning hole (11b) and is positioned and plugged with the second positioning hole (21b).

2. The quick-release self-centering angle valve body turning tool according to claim 1, characterized in that: A cylinder is defined, wherein the inclined mold (2) is constructed such that the cylinder is cut through a first cutting plane parallel to the bottom surface of the cylinder and a second cutting plane forming the first angle with the bottom surface of the cylinder, the inclined mold (2) comprises a base (13) and an inclined block (14) extending from the base (13), the first positioning plane (2a) is constructed on the inclined block (14), and the second positioning plane (2b) is constructed on the bottom surface of the base (13).

3. The quick-release self-centering angle valve body turning tool according to claim 1, characterized in that: The plurality of first connection holes (11a) are circumferentially distributed around the first positioning hole (11b) as a center.

4. A quick-release self-centering angle valve body turning tool as claimed in claim 3, characterized in that: The center of the first positioning hole (11b) passes through a symmetrical section of the first positioning plane (2a).

5. The quick-release self-centering angle valve body turning tool according to claim 1, characterized in that: The first angle and the second angle are both 60°.

6. The quick-release self-centering angle valve body turning tool according to claim 1, characterized in that: The fixed bottom plate (3) has a square structure, and the fourth connection hole (31a) is arranged through two opposite sides of the fixed bottom plate (3).

7. The quick-release self-centering angle valve body turning tool according to claim 1, characterized in that: The first connecting hole (11a) and / or the fourth connecting hole (31a) are through holes, the second connecting hole (21a) and / or the third connecting hole (21c) are bolt holes, the first connecting member (4) is a hexagonal head bolt, and the second connecting member (5) is a hexagon socket head screw.

8. The quick-release self-centering angle valve body turning tool according to claim 1, characterized in that: The first positioning hole (11b) is a countersunk hole, and the positioning column (6) is interference-fitted in the countersunk hole and protrudes out of the first positioning plane (2a), and is clearance-fitted with the second positioning hole (21b).

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