Positioning device for simultaneously machining three surfaces of ball valve body

Abstract

The utility model discloses a positioning device for simultaneously processing three surfaces of a ball valve body, which comprises a base, a front positioning plate and a rear positioning plate are vertically arranged on the base, the front positioning plate and the rear positioning plate are arranged in parallel, the front positioning plate is provided with a penetrating hole for the ball valve body to penetrate through, and the rear positioning plate is provided with a through hole for the ball valve body to penetrate through. A positioning hole for positioning the ball valve body is formed in the rear positioning plate; a fixing plate used for fixing the ball valve body between the front positioning plate and the rear positioning plate is arranged on the outer side of the front positioning plate, an operation hole used for machining the front end of the ball valve body is formed in the center of the fixing plate, and the diameter of the operation hole is smaller than that of the penetrating hole. A ball valve body is positioned through the front positioning plate and the rear positioning plate, three-face machining is conducted on the ball valve body through the front positioning plate, the rear positioning plate and the upper opening between the two positioning plates, the time for repeatedly positioning the ball valve is saved, the machining efficiency of the ball valve body is improved, and meanwhile labor cost is saved.

Description

TECHNICAL FIELD

[0001] The utility model relates to ball valve processing technical field more particularly to a positioning device for three -surface machining of ball valve body. BACKGROUND

[0002] In the process of ball valve processing, the ball valve needs to be positioned by a positioning device to avoid shaking during processing and affecting processing.

[0003] In the prior art, the positioning device for ball valve is complicated in positioning operation, and can only process one side. After one side is processed, the ball valve needs to be taken out, positioned again, and then processed. The positioning needs to be repeated multiple times during the whole processing, which consumes a lot of time, increases labor cost, and reduces the processing efficiency of the ball valve. UTILITY MODEL CONTENT

[0004] The utility model needs to solve the technical problem of providing a positioning device for three -surface machining of ball valve body, which can process three sides of the ball valve, save the positioning time of the ball valve, improve the processing efficiency of the ball valve, and save labor cost.

[0005] To solve the above technical problems, the technical scheme adopted by the utility model is as follows.

[0006] The positioning device for three -surface machining of ball valve body comprises a base, a front positioning plate and a rear positioning plate vertically arranged on the base, the front positioning plate and the rear positioning plate are arranged in parallel, a penetrating hole for penetrating the ball valve body is formed in the front positioning plate, and a positioning hole for positioning the ball valve body is formed in the rear positioning plate; a fixing plate for fixing the ball valve body between the front and rear positioning plates is arranged on the outer side of the front positioning plate, an operation hole for processing the front end of the ball valve body is formed in the center of the fixing plate, and the diameter of the operation hole is smaller than that of the penetrating hole.

[0007] Further optimize the technical scheme, the positioning hole is a stepped hole, the hole diameter of the front end is the same as the diameter of the end part of the ball valve body, and the hole diameter of the rear end is smaller than that of the front end.

[0008] Further optimize the technical scheme, a plurality of mounting holes for mounting the fixing plate are formed in the circumferential side of the penetrating hole in the front positioning plate, and mounting holes corresponding to the mounting holes in the front positioning plate are formed in the fixing plate.

[0009] Further optimize the technical scheme, the side end top and the edge of the top of the front and rear positioning plates are provided with connecting plates for strengthening the stability of the positioning device.

[0010] Further optimize the technical scheme, a positioning column for positioning the upper end of the ball valve body is penetratingly arranged on the connecting plate at the top.

[0011] Due to the adoption of the above technical scheme, the technical progress achieved by the utility model is as follows.

[0012] The positioning device for three-face machining of a ball valve body has the advantages that the ball valve body is positioned by the front positioning plate and the rear positioning plate, the ball valve body is machined on three faces through the front positioning plate, the rear positioning plate and the upper opening between the two positioning plates, the time for repeated positioning of the ball valve is saved, the efficiency of machining of the ball valve body is improved, and the labor cost is also saved. BRIEF DESCRIPTION OF DRAWINGS

[0013] Fig. 1 It is a structural schematic view of the utility model;

[0014] Fig. 2 It is a structural schematic view of the utility model.

[0015] Among them: 1. base, 2. front positioning plate, 3. rear positioning plate, 4. through hole, 5. mounting hole, 6. positioning hole, 7. connecting plate, 8. positioning column, 9. fixed plate, 10. operation hole. DETAILED DESCRIPTION

[0016] The utility model will be further explained in detail in combination with the drawings and specific embodiments.

[0017] The positioning device for three-face machining of a ball valve body has the advantages that the ball valve body is positioned by the front positioning plate and the rear positioning plate, the ball valve body is machined on three faces through the front positioning plate, the rear positioning plate and the upper opening between the two positioning plates, the time for repeated positioning of the ball valve is saved, the efficiency of machining of the ball valve body is improved, and the labor cost is also saved. Figs. 1-2 As shown in the figure, it comprises a base 1, the base 1 is vertically provided with a front positioning plate 2 and a rear positioning plate 3, the front positioning plate 2 and the rear positioning plate 3 are arranged in parallel, the front positioning plate 2 is provided with a through hole 4 for passing through the ball valve body, the rear positioning plate 3 is provided with a positioning hole 6 for positioning the rear end of the ball valve body, and the ball valve body is supported and positioned through the through hole 4 on the front positioning plate 2 and the positioning hole 6 on the rear positioning plate 3.

[0018] The outer side of the front positioning plate 2 is provided with a fixed plate 9 for fixing the ball valve body between the two positioning plates, the center of the fixed plate 9 is provided with an operation hole 10 for machining the front end of the ball valve body, the diameter of the operation hole 10 is smaller than that of the through hole 4, and the ball valve body can be fixed between the front and rear positioning plates.

[0019] A plurality of mounting holes 5 are formed in the circumferential side of the through hole 4 on the front positioning plate 2 for mounting the fixed plate, the fixed plate 9 is also provided with mounting holes 5 corresponding to the mounting holes of the front positioning plate for mounting the fixed plate 9 on the front positioning plate through bolts, so that the ball valve body is positioned.

[0020] The positioning hole 6 on the rear positioning plate 3 is a stepped hole, the front end hole diameter is same as the diameter of the end of the ball valve body, and the rear end hole diameter is smaller than the front end hole diameter, the rear end of the ball valve body is inserted into the positioning hole, and is supported by the positioning hole, and meanwhile, the rear end of the ball valve body is convenient to operate.

[0021] The side end top and the top edge of the front positioning plate 2 and the rear positioning plate 3 are provided with the connecting plate 7, which is used for strengthening the stability of the positioning device.

[0022] When the ball valve body is machined, the fixing plate at the front end of the front positioning plate is disassembled by bolts, the upper end operation part of the ball valve body is upward, is pushed into the insertion hole on the front positioning plate, until the rear end of the ball valve body is inserted into the positioning hole of the rear positioning plate, the fixing plate is installed on the front positioning plate by bolts, at this time, the front end and the rear end and the upper end of the ball valve body can be machined at the same time, and the machining efficiency is improved.

Claims

1. A positioning device for simultaneous machining of three sides of a ball valve body, characterized in that: The utility model relates to a ball valve positioning device, including base (1), the vertical setting of base (1) has front locating plate (2) and rear locating plate (3), front locating plate (2) and rear locating plate (3) are arranged in parallel, and the in -thread hole (4) for passing through ball valve body is set up on front locating plate (2), and the locating hole (6) for positioning ball valve body is set up on rear locating plate (3), the outside of front locating plate (2) is provided with the fixed plate (9) for fixing ball valve body between front and rear two locating plates, and the center of fixed plate (9) is provided with the operating hole (10) for processing the front end of ball valve body, and the diameter of operating hole (10) is less than the diameter of in -thread hole (4).

2. The positioning device for machining three surfaces of a ball valve body at the same time according to claim 1, characterized in that: The locating hole (6) is a stepped hole, the hole diameter of the front end is same with the diameter of the end of ball valve body, and the hole diameter of the rear end is less than the hole diameter of the front end.

3. The positioning device for machining three surfaces of a ball valve body at the same time according to claim 1, characterized in that: The periphery of in -thread hole (4) on front locating plate (2) is provided with a plurality of mounting holes (5) for installing fixed plate, and fixed plate (9) is provided with mounting hole (5) corresponding to the mounting hole on front locating plate.

4. The positioning device for machining three surfaces of a ball valve body at the same time according to claim 1, characterized in that: The side end top of front locating plate (2) and rear locating plate (3) and the edge of top are all provided with connecting plate (7) for strengthening the stability of positioning device.

5. The positioning device for machining three surfaces of a ball valve body at the same time according to claim 1, characterized in that: The connecting plate (7) on top is provided with locating column (9) for positioning the upper end of ball valve body.

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