Hydraulic reaming device of casting valve body

Abstract

The utility model discloses a hydraulic chambering device of a casting valve body, which comprises a fixing plate and a clamping tool, the upper surface of the fixing plate is fixedly connected with protective frames, the inner side walls of the two protective frames are jointly and fixedly connected with a machining table, and the upper surface of the clamping tool is fixedly mounted on the upper surface of the machining table through mounting nails. According to the device, a valve body is placed in a mounting groove, a positioning column is used for positioning the valve body, a locking piece is pressed down through the weight of the valve body, the top end of the locking piece makes contact with the valve body in cooperation with a pin shaft, and then the purpose of clamping the valve body is achieved, and the telescopic end of an electric push rod pushes a stamping plate and a reaming device body to move; the locking piece can return to the original point by pulling the valve body upwards and utilizing the tensile force of the tension spring, so that the machining efficiency of the valve body is improved, the operation process is simplified through the automatic reset function, and the reusability of equipment is improved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical processing technical field especially a kind of hydraulic hole expanding device of casting valve body. BACKGROUND

[0002] Mechanical processing refers to the process of changing the shape size or performance of workpiece by a kind of mechanical equipment, and can be divided into cutting and pressure processing according to processing mode difference, and the production process of machine refers to the whole process from raw material or semi-finished product to product, and it includes the transportation and storage of raw materials, production preparation, blank manufacturing, part processing and heat treatment, product assembly and debugging, painting and packaging and other contents for machine production, and the content of production process is very extensive.

[0003] Casting valve body is one of the key components in hydraulic system, and its machining precision directly affects the performance and reliability of hydraulic system, and in the machining process of casting valve body, hole expanding process is an important link to ensure valve body hole diameter precision and surface quality, and the traditional hydraulic hole expanding device is inconvenient to install casting valve body when in use, needs to be adjusted for many times, so that operation is more cumbersome, and it cannot meet the needs of users, therefore, we provide a kind of hydraulic hole expanding device of casting valve body to solve the above problems. UTILITY MODEL CONTENT

[0004] The utility model aims at providing a kind of hydraulic hole expanding device of casting valve body to solve the problems raised in the above background technology.

[0005] To achieve the above object, the utility model provides the following technical scheme:

[0006] A kind of hydraulic hole expanding device of casting valve body, including fixed plate and clamping tool, the upper surface of the fixed plate is fixedly connected with protective frame, the inner side wall of two protective frames is fixedly connected with processing table, the upper surface of the clamping tool is fixedly installed with the upper surface of processing table by mounting nail, the upper surface of the protective frame is fixedly installed with two electric push rods, the telescopic end of two electric push rods is fixedly connected with punch plate, the bottom surface of the punch plate is fixedly connected with hole expanding device main body, the inside of the clamping tool is hollow, the upper surface of the clamping tool is equipped with two first connecting grooves, the upper surface of the clamping tool is equipped with installation groove, the inner bottom wall of the installation groove is equipped with second connecting groove, the upper surface of the installation groove is fixedly connected with the positioning column of annular arrangement, locking piece is arranged in the inside of two first connecting grooves and the inside of second connecting groove, the inner side wall of the cavity is hinged with locking piece by pin shaft, and installation groove is matched with valve body.

[0007] In further embodiments, the upper surface of the fixed plate is provided with two groups of mounting holes, and the upper surface of the fixed plate is fixedly connected with two supporting blocks, and the upper surface of each supporting block is fixedly connected with the bottom surface of the machining table.

[0008] In further embodiments, the upper surface of the fixed plate is fixedly connected with two groups of right-angle plates, and the side surface of each right-angle plate close to each other is fixedly connected with the outer surface of the protective frame.

[0009] In further embodiments, the outer surface of each electric push rod is fixedly connected with a reinforcing ring, and the bottom surface of each reinforcing ring is fixedly connected with the upper surface of the protective frame.

[0010] In further embodiments, the inner side wall of the protective frame is provided with two guide grooves, the inner side wall of each guide groove is slidingly connected with a guide block, and the side surface of each guide block close to each other is fixedly connected with the left and right side surfaces of the stamping plate.

[0011] In further embodiments, the upper surface of the clamping tool is fixedly connected with two positioning plates, the side surface of each locking piece away from each other is fixedly connected with a stabilizing plate, the side surface of each stabilizing plate close to each other is fixedly connected with a tension spring, and the end of each tension spring away from each other is fixedly connected with the side surface of the positioning plate close to each other.

[0012] Compared with the prior art, the device has the advantages that:

[0013] The device can position the valve body by placing the valve body in the installation groove and using the positioning column, and the valve body is clamped by the weight of the valve body itself pressing the locking piece and the top end of the locking piece contacting the valve body through the pin shaft, so as to achieve the purpose of clamping the valve body. The electric push rod moves the stamping plate and the main body of the reaming device by the extension end, so as to complete the purpose of reaming the valve body. The locking piece returns to the original position by pulling the valve body upward and using the tension of the tension spring, so as to improve the processing efficiency. The automatic reset function simplifies the operation process and improves the reusability of the equipment. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is a protective frame three-dimensional structure diagram of the hydraulic reaming device for the valve body of the casting.

[0015] Figure 2 It is a top view structure diagram of the machining table in the hydraulic reaming device for the valve body of the casting.

[0016] Figure 3 It is a vertical section structure diagram of the protective frame in the hydraulic reaming device for the valve body of the casting.

[0017] Figure 4It is a schematic view of the vertical section structure of the clamping tool in the hydraulic hole expanding device of the casting valve body.

[0018] In the figure: 1, fixed plate; 2, processing table; 3, clamping tool; 301, positioning plate; 302, cavity; 303, first connecting groove; 304, mounting groove; 305, second connecting groove; 306, locking piece; 307, positioning column; 308, tension spring; 309, stabilizing plate; 4, supporting block; 5, mounting hole; 6, protective frame; 7, right-angle plate; 8, electric push rod; 9, reinforcing ring; 10, stamping plate; 11, hole expanding device main body; 12, guide groove; 13, guide block. DETAILED DESCRIPTION

[0019] In the description of the present application, it is to be understood that the terms "center", "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and the like indicate the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the present application and simplifying the description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore cannot be understood as limiting the present application. In addition, the terms "first", "second" and the like are only for the purpose of description, and cannot be understood as indicating or implying relative importance or implicitly indicating the number of the technical features indicated. Therefore, the features limited by "first", "second" and the like can explicitly or implicitly include one or more of the features. In the description of the present application, unless otherwise specified, the meaning of "a plurality of" is two or more.

[0020] In the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounting", "connecting", "connecting" should be understood broadly, for example, it can be fixedly connected, or it can be detachably connected, or integrally connected; it can be mechanically connected, or it can be electrically connected; it can be directly connected, or it can be indirectly connected through an intermediate medium; it can be the communication between two elements. For ordinary skilled in the art, the specific meaning of the above terms in the present application can be understood according to the specific circumstances.

[0021] The technical scheme in the embodiments of the present application will be described clearly and completely in the following description of the embodiments of the present application, obviously, the described embodiments are only a part of the embodiments of the present application, not all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by ordinary skilled in the art without creative labor are within the scope of protection of the present application.

[0022] Please refer to Figures 1-4The utility model discloses a hydraulic hole expanding device of casting valve body, including fixed plate 1 and clamping tool 3, the upper surface fixed connection of fixed plate 1 has the protection frame 6, the inner side wall of two protection frames 6 is fixedly connected with processing table 2, the upper surface of clamping tool 3 is fixedly installed with the upper surface of processing table 2 through the installation peg, the upper surface fixed mounting of protection frame 6 has two electric push rods 8, the telescopic end of two electric push rods 8 is fixedly connected with the punch plate 10 in common, the bottom of punch plate 10 is fixedly connected with hole expanding device main part 11, the inside of clamping tool 3 is provided with cavity 302, the upper surface of clamping tool 3 is provided with two first connecting grooves 303, the upper surface of clamping tool 3 is provided with installation groove 304, the inner bottom wall of installation groove 304 is provided with second connecting groove 305, the upper surface of installation groove 304 is fixedly connected with the positioning column 307 of annular arrangement, the inside of two first connecting grooves 303 and the inside of second connecting groove 305 are all equipped with locking piece 306, the inner side wall of cavity 302 is hinged with locking piece 306 through the pin shaft, and installation groove 304 is adapted to valve body, by placing valve body in the inside of installation groove 304, and utilizing positioning column 307, can position valve body, by the weight of valve body and press locking piece 306, locking piece 306's top end is approached each other through the pin shaft simultaneously, and then reach the purpose of clamping valve body, and the telescopic end of electric push rod 8 pushes punch plate 10 and hole expanding device main part 11 to move, and the purpose of expanding the hole of valve body is completed, by pulling valve body upwards, and utilizing the tension of tension spring 308, can make locking piece 306 return to the original point, and then improve processing efficiency, simplify the operation process through the automatic reset function, and improve the reusability of equipment.

[0023] The upper surface of fixed plate 1 is provided with two groups of mounting holes 5, the upper surface of fixed plate 1 is fixedly connected with two support blocks 4, the upper surface of each support block 4 is fixedly connected with the bottom surface of processing table 2, the mounting hole 5 can be installed on the fixed plate 1, the upper surface of fixed plate 1 is fixedly connected with two groups of right angle plates 7, the side surface of two right angle plates 7 is fixedly connected with the outer surface of protection frame 6, the right angle plate 7 can be used for reinforcing the protection frame 6, the outer surface of each electric push rod 8 is fixedly connected with a reinforcing ring 9, the bottom surface of each reinforcing ring 9 is fixedly connected with the upper surface of protection frame 6, and the reinforcing ring 9 can be used for reinforcing the electric push rod 8.

[0024] The inner side wall of the protection frame 6 is provided with two guide grooves 12, the inner side wall of each guide groove 12 is slidably connected with a guide block 13, and the side face of the two guide blocks 13 away from each other is fixedly connected with the left and right side faces of the stamping plate 10, and through the cooperation of the guide grooves 12 and the guide blocks 13, the stamping plate 10 is more stable when sliding, the upper surface of the clamping tool 3 is fixedly connected with two positioning plates 301, the side face of the two locking pieces 306 away from each other is fixedly connected with a stable plate 309, the side face of the two stable plates 309 close to each other is fixedly connected with a tension spring 308, and the end of the two tension springs 308 away from each other is fixedly connected with the side face of the positioning plate 301 close to each other, and through the tension spring 308, the locking piece 306 can be reset.

[0025] The working principle of the utility model is:

[0026] In use, first, the electric push rod 8 is communicated with the power supply, and is controlled through the control switch, then the valve body is placed in the installation groove 304, and is positioned by the positioning column 307, the valve body is pressed down by the locking piece 306, at the same time, the top of the locking piece 306 is close to each other by the pin shaft, the valve body is clamped, the expansion hole device main part 11 is moved by the extension end of the electric push rod 8, and the valve body is expanded, when the processing is completed, the locking piece 306 returns to the original point by the tension of the tension spring 308, and the valve body is installed next time.

[0027] For those skilled in the art, it is obvious that the utility model is not limited to the details of the above-mentioned exemplary embodiments, and can be realized in other specific forms without departing from the spirit or basic characteristics of the utility model. Therefore, from any point of view, the embodiments should be regarded as exemplary and non-limiting, the scope of the utility model is defined by the appended claims rather than the above description, and therefore all changes falling within the meaning and scope of the equivalent elements of the claims are intended to be included in the utility model. Any reference signs in the claims should not be regarded as limiting the claims.

[0028] In addition, it should be understood that although the present specification is described in terms of embodiments, not every embodiment contains only one independent technical solution, and the description of the specification is only for the sake of clarity, and those skilled in the art should consider the specification as a whole, and the technical solutions in each embodiment can be combined appropriately to form other embodiments that those skilled in the art can understand.

Claims

1. A hydraulic reaming device for a cast valve body, characterized in that: The fixture includes a fixed plate (1) and a clamping fixture (3). A protective frame (6) is fixedly connected to the upper surface of the fixed plate (1). A processing table (2) is fixedly connected to the inner sidewalls of the two protective frames (6). The upper surface of the clamping fixture (3) is fixedly installed to the upper surface of the processing table (2) by mounting nails. Two electric push rods (8) are fixedly installed on the upper surface of the protective frame (6). A stamping plate (10) is fixedly connected to the telescopic ends of the two electric push rods (8). A hole-expanding device body (11) is fixedly connected to the bottom surface of the stamping plate (10). A cavity (3) is opened inside the clamping fixture (3). 02), the upper surface of the clamping fixture (3) has two first connecting grooves (303), the upper surface of the clamping fixture (3) has an installation groove (304), the inner bottom wall of the installation groove (304) has a second connecting groove (305), the upper surface of the installation groove (304) is fixedly connected with a ring-shaped positioning column (307), the interior of the two first connecting grooves (303) and the interior of the second connecting groove (305) are both provided with locking members (306), the inner sidewall of the cavity (302) is hinged to the locking member (306) by a pin, and the installation groove (304) is adapted to the valve body.

2. The hydraulic reaming device for a cast valve body according to claim 1, characterized in that: The upper surface of the fixing plate (1) is provided with two sets of mounting holes (5), and two support blocks (4) are fixedly connected to the upper surface of the fixing plate (1). The upper surface of each support block (4) is fixedly connected to the bottom surface of the processing table (2).

3. The hydraulic reaming device for a cast valve body according to claim 1, characterized in that: Two sets of right-angle plates (7) are fixedly connected to the upper surface of the fixing plate (1), and the two right-angle plates (7) are fixedly connected to the outer surface of the protective frame (6) on the side that is close to each other.

4. The hydraulic reaming device for a cast valve body according to claim 1, characterized in that: Each of the electric push rods (8) has a reinforcing ring (9) fixedly connected to its outer surface, and the bottom surface of each reinforcing ring (9) is fixedly connected to the upper surface of the protective frame (6).

5. The hydraulic reaming device for a cast valve body according to claim 1, characterized in that: The inner wall of the protective frame (6) has two guide grooves (12), and each guide groove (12) has a guide block (13) slidably connected to its inner wall. The two guide blocks (13) are fixedly connected to the left and right sides of the stamping plate (10) on their respective sides.

6. The hydraulic reaming device for a cast valve body according to claim 1, characterized in that: The upper surface of the clamping fixture (3) is fixedly connected to two positioning plates (301), and the two locking parts (306) are fixedly connected to a stabilizing plate (309) on the side away from each other. The two stabilizing plates (309) are fixedly connected to a tension spring (308) on the side close to each other. The ends of the two tension springs (308) that are away from each other are fixedly connected to the side of the positioning plate (301) that is close to each other.

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