Valve machining positioning device

Abstract

The utility model relates to the technical field of valve machining, and discloses a valve machining positioning device which comprises a base, two symmetrical receding grooves are formed in the upper surface of the base, two symmetrical sliding frames are connected in the two receding grooves in a sliding mode, square pipes are fixedly connected to the two ends of the upper surface of each sliding frame, and the square pipes are fixedly connected to the two ends of the upper surface of each sliding frame. The two square pipes are internally connected with frame bodies in a sliding mode, one side of each frame body is rotationally connected with a chuck, one side of one frame body is fixedly connected with a first driving motor which enables the chuck on the frame body to rotate, and one side of each chuck is provided with a square opening. By means of the positioning ring and the square opening, when a valve workpiece is clamped, the two ends of the valve workpiece can be positioned, deflection is prevented, the positioning ring can be detached, the valve workpiece can be replaced according to the size of the valve workpiece, the applicability of the device is improved, and the valve workpiece clamping device can position and clamp the valve workpieces of different sizes.

Description

TECHNICAL FIELD

[0001] The utility model relates to valve machining technical field more particularly to a valve machining positioning device. BACKGROUND

[0002] In the petroleum industry, as the core component of fluid control, the machining precision and reliability of the valve are directly related to the safety and efficiency of the oil and gas conveying system, and the petroleum valve usually needs to be operated for a long time under complex working conditions such as high temperature, high pressure and corrosive medium, so that the machining precision of key components such as valve body, valve seat and sealing surface is extremely high.

[0003] Through the search, the patent with the publication number CN221314152U discloses a valve machining positioning device, which realizes the lifting of the clamping plate, makes the distance between the clamping plate and the adjusting box larger, thereby facilitating the overturning of the valve, and further does not need to disassemble and re-fix the valve, so that the operation is simple and the machining efficiency is improved, but when the valve workpiece is clamped and fixed, the device only clamps and fixes it through the clamping plate, and since the two ends of the workpiece are not positioned, sliding is prone to occur in the machining process, thereby affecting the machining of the valve workpiece. SUMMARY

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a valve machining positioning device to solve the problems existing in the above-mentioned background art.

[0005] The utility model provides the following technical scheme: a valve machining positioning device, including the base, the upper surface of base is equipped with two symmetrical position avoidance grooves, two position avoidance grooves are connected with two symmetrical sliding frames, the upper surface of sliding frame is fixedly connected with square tube at both ends, two square tubes are connected with the frame body in sliding, one side of two frame bodies is rotatably connected with chuck, one side of chuck is equipped with square mouth, the square mouth is equipped with two symmetrical screws, one end of two screws is connected with the positioning ring of square mouth in screw thread, and the inner diameter of positioning ring is matched with the outer diameter of two ports of valve workpiece, one side of one frame body and chuck is equipped with the limiting assembly that limits chuck.

[0006] As a further scheme of the utility model, the upper surface of base is equipped with position avoidance mouth in the middle position, the lower surface of two sliding frames is fixedly connected with sliding block, and the sliding block slides in the position avoidance mouth, the inner wall between the two sides of position avoidance mouth is rotatably connected with the two-way screw rod through the bearing, and the two-way screw rod passes through two sliding blocks and is connected with them in screw thread, one side of base is fixedly connected with the drive motor no.

[0007] As a further scheme of the utility model, the limiting assembly comprises a square box fixedly connected to the upper surface of one of the frame bodies, a plurality of clamping grooves with equal intervals are formed in the circumferential outer wall of one of the chuck plates, a moving block is slidably connected in the square box, a clamping rod is fixedly connected to one side of the moving block, and the circumferential outer wall of one end of the clamping rod is embedded into one of the clamping grooves.

[0008] As a further scheme of the utility model, a pull rod is fixedly connected to the upper surface of the moving block, a pull block is fixedly connected to the top outer wall of the square box through the top end of the pull rod, a spring is fixedly connected to the upper surface of the moving block, and the other end of the spring is fixed to the top inner wall of the square box, and the spring is sleeved outside the pull rod.

[0009] As a further scheme of the utility model, an electric push rod is fixedly connected to the upper surface of each of the two sliding frames, and the other end of the electric push rod is fixed to the top inner wall of the frame body.

[0010] As a further scheme of the utility model, a sliding rod is fixedly connected between the inner walls on the two sides of each of the two avoiding grooves, and the two sliding rods pass through the two ends of the two sliding frames and are slidably connected thereto.

[0011] The utility model discloses a technical effect and advantage:

[0012] 1. The utility model discloses a positioning ring and square mouth can be positioned to both ends of valve workpiece when clamping, prevent the deflection from happening, and can dismantle the positioning ring, and then according to the size of valve workpiece, it is replaced, increase the applicability of device, make it can position and clamp valve workpiece of different size.

[0013] 2. The utility model discloses a drive motor one can make chuck rotate, and then can make valve workpiece get the overturn, can work to its different position, be more convenient, and through the electric push rod of being equipped with can lift valve workpiece, make valve workpiece can get better overturn.

[0014] 3. The utility model discloses a limiting assembly, can fix the position of workpiece after overturning, prevent chuck from rotating automatically in the working process, and then cause valve workpiece to rotate, influence work. ACCURATE DRAWING

[0015] Figure 1 It is the three-dimensional structure schematic diagram of the utility model.

[0016] Figure 2 It is the partial explosion structure schematic diagram of the utility model. Figure 1

[0017] Figure 3 ​The enlarged structural schematic view of the frame body of the utility model.

[0018] Figure 4 The enlarged structural schematic view of the frame body of the utility model.

[0019] Figure 5 The enlarged structural schematic view of the frame body of the utility model Figure 3 The enlarged structural schematic view of the frame body of the utility model.

[0020] The signs are: 1, base; 2, avoid location groove; 3, avoid location mouth; 4, slide frame; 5, square tube; 6, frame body; 7, chuck; 8, drive motor one; 9, limit component; 10, electric push rod; 11, two-way screw; 12, drive motor two; 13, sliding block; 14, positioning ring; 15, clamping groove; 16, square mouth; 17, screw; 18, square frame; 19, moving block; 20, clamping rod; 21, spring; 22, pull rod. DETAILED DESCRIPTION

[0021] The technical scheme in the utility model will be described clearly and completely in combination with the drawings in the utility model, and additionally, the form of each structure recorded in the following implementation is only an example, and the utility model is not limited to each structure recorded in the following implementation, and all other implementation obtained by the ordinary skill in the art without making creative labor belongs to the range of the utility model protection.

[0022] Refer to Figures 1-5The utility model provides a valve processing positioning device, including base 1, the upper surface of base 1 is equipped with the symmetrical two of avoiding groove 2, two avoiding groove 2 are slidably connected with the symmetrical two of slide 4, the both ends of slide 4 upper surface are all connected with square tube 5 through bolt fixedly, two square tube 5 are slidably connected with the frame body 6 of two, the one side of two frame bodies 6 is all rotatably connected with chuck 7, the one side of one frame body 6 is connected with the drive motor no. 8 of making its upper chuck 7 rotate through bolt fixedly, the one side of chuck 7 is equipped with square mouth 16, square mouth 16 is equipped with the symmetrical two of screw 17, one end of two screw 17 is connected with the locating ring 14 of positioning of square mouth 16 screw thread, and the inside diameter of locating ring 14 is matched with the outer diameter of valve workpiece two ports, and the limiting assembly 9 of being equipped with between one frame body 6 and its chuck 7 is positioned to chuck 7, the upper surface of two slide 4 is all connected with electric push rod 10 through bolt fixedly, and the other end of electric push rod 10 is fixed with the top inner wall of frame body 6, the upper surface middle position of base 1 is equipped with avoiding mouth 3, the lower surface of two slide 4 is all connected with sliding block 13 through bolt fixedly, and sliding block 13 is slid in avoiding mouth 3, the inner wall between the both sides of avoiding mouth 3 is rotatably connected with two -way screw rod 11 through bearing, and two -way screw rod 11 passes through two sliding blocks 13 and is connected with screw thread, the one side of base 1 is connected with the drive motor no. 2 of making two -way screw rod 11 along the axial rotation of bolt fixedly, when needing to place workpiece to the device, first with the locating ring 14 of valve workpiece matching is installed to the square mouth 16 of chuck 7 through two screw 17, subsequently valve workpiece is placed between two chucks 7, by starting drive motor no. 2 and then driving two -way screw rod 11 rotates, so as to drive two slide 4 and frame body 6 to move mutually close, by two chuck 7 to the both ends of valve workpiece clamping and fixing, by the locating ring 14 and square mouth 16 of being equipped with, the locating ring 14 is detached, and then according to the size of valve workpiece is replaced, increase the applicability of device, so that it can position the valve workpiece of different size and hold, need to start electric push rod 10 and elongate before needing to turn over valve workpiece, along with the elongation of electric push rod 10 can make frame body 6 move upwards along the inner wall of square tube 5, and then valve workpiece is lifted, when starting drive motor no. 8 and driving chuck 7 to rotate slowly when needing to turn over valve workpiece, in the slow rotation process of chuck 7 will make the valve workpiece between the synchronous rotation of both, by the drive motor no. 8 of being equipped with can make chuck 7 rotate, and then can make valve workpiece get turned over, can work at its different positions, it is more convenient, and by the electric push rod 10 of being equipped with can lift valve workpiece, so that valve workpiece can get better turn over.

[0023] In this utility model, the limiting component 9 includes a square frame 18 fixedly connected to the upper surface of one of the frame bodies 6 by bolts. A plurality of equally spaced slots 15 are formed on the outer circumferential wall of one of the clamping plates 7. A movable block 19 is slidably connected inside the square frame 18. A locking rod 20 is fixedly connected to one side of the movable block 19 by bolts, and the outer circumferential wall of one end of the locking rod 20 is embedded in one of the slots 15. A pull rod 22 is fixedly connected to the upper surface of the movable block 19 by bolts, and a pull block is fixedly connected to the top of the pull rod 22 through the top outer wall of the square frame 18 by bolts. A spring 21 is welded to the upper surface of the movable block 19. The other side of the spring 21... The end is fixed to the top inner wall of the frame 18, and the spring 21 is sleeved on the outside of the pull rod 22. The upper surfaces of the two slides 4 are fixed with electric push rods 10 by bolts, and the other end of the electric push rod 10 is fixed to the top inner wall of the frame 6. Before flipping, pull rod 22 is pulled upward until the locking rod 20 is completely disengaged from the locking groove 15. After flipping, one end of the locking rod 20 is re-embedded into one of the locking grooves 15. Through the provided limiting component 9, the position of the workpiece can be fixed after flipping, preventing the clamping plate 7 from rotating on its own during the operation, which would cause the valve workpiece to rotate and affect the operation.

[0024] In this utility model, the inner walls on both sides of the two clearance grooves 2 are fixedly connected with sliding rods by bolts, and the two sliding rods pass through the two ends of the two slides 4 and are slidably connected to them.

[0025] The use of this utility model involves the following steps:

[0026] S1: When it is necessary to place the workpiece on the device, first install the positioning ring 14 that matches the valve workpiece into the square opening 16 on the clamping plate 7 with two screws 17. Then place the valve workpiece between the two clamping plates 7. Start the drive motor 12 to drive the bidirectional lead screw 11 to rotate, thereby driving the two slides 4 and the frame 6 to move closer to each other. The two clamping plates 7 clamp and fix the two ends of the valve workpiece.

[0027] S2: Before the valve workpiece needs to be flipped, pull the lever 22 upward before flipping until the locking lever 20 is completely disengaged from the locking groove 15. Then, start the electric push rod 10 to extend. As the electric push rod 10 extends, the frame 6 can move upward along the inner wall of the square tube 5, thereby lifting the valve workpiece.

[0028] S3: When it is necessary to flip the valve workpiece, start the drive motor 8 to drive the clamp 7 to rotate slowly. During the slow rotation of the clamp 7, the valve workpiece between the two will rotate synchronously. After the flipping is completed, one end of the clamp 20 is re-embedded into one of the clamp slots 15.

[0029] Finally, the following points should be noted: In the description of this application, it should be noted that, unless otherwise specified and limited, the terms "installation", "connection" and "linkage" should be interpreted broadly, and can be mechanical or electrical connection, or internal connection between two components, or direct connection. "Up", "down", "left", "right", etc. are only used to indicate relative positional relationship. When the absolute position of the described object changes, the relative positional relationship may change.

[0030] The accompanying drawings of the embodiments disclosed in this utility model only involve the structures involved in the embodiments disclosed in this utility model. Other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of this utility model can be combined with each other.

Claims

1. A valve processing positioning device, comprising a base (1), characterized in that: The upper surface of the base (1) is provided with two symmetrical clearance grooves (2), and two symmetrical slides (4) are slidably connected in the two clearance grooves (2). Square tubes (5) are fixedly connected at both ends of the upper surface of the slides (4). Frames (6) are slidably connected in the two square tubes (5). A clamp (7) is rotatably connected to one side of each of the two frames (6). A drive motor (8) is fixedly connected to one side of one of the frames (6) to rotate the clamp (7). A square opening (16) is provided on one side of the clamp (7). Two symmetrical screws (17) are provided in the square opening (16). One end of the two screws (17) passes through the square opening (16) and is threaded to a positioning ring (14). The inner diameter of the positioning ring (14) matches the outer diameter of the two ports of the valve workpiece. A limiting component (9) is provided between one of the frames (6) and the clamp (7) on it to limit the clamp (7).

2. The valve processing positioning device according to claim 1, characterized in that: A clearance opening (3) is provided in the middle of the upper surface of the base (1). A slider (13) is fixedly connected to the lower surface of the two slides (4), and the slider (13) slides in the clearance opening (3). A double-acting screw (11) is rotatably connected between the inner walls of the two sides of the clearance opening (3) through a bearing. The double-acting screw (11) passes through the two sliders (13) and is threadedly connected to them. A second drive motor (12) is fixedly connected to one side of the base (1) to make the double-acting screw (11) rotate axially.

3. The valve processing positioning device according to claim 1, characterized in that: The limiting component (9) includes a square frame (18) fixedly connected to the upper surface of one of the frames (6), and a plurality of equally spaced slots (15) are provided on the outer circumferential wall of one of the clamps (7). A movable block (19) is slidably connected inside the square frame (18), and a locking rod (20) is fixedly connected to one side of the movable block (19), and the outer circumferential wall of one end of the locking rod (20) is embedded in one of the slots (15).

4. The valve processing positioning device according to claim 3, characterized in that: A pull rod (22) is fixedly connected to the upper surface of the movable block (19), and the top end of the pull rod (22) passes through the top outer wall of the frame (18) and is fixedly connected to a pull block. A spring (21) is fixedly connected to the upper surface of the movable block (19), and the other end of the spring (21) is fixed to the top inner wall of the frame (18), and the spring (21) is sleeved on the outside of the pull rod (22).

5. A valve processing positioning device according to claim 2, characterized in that: Electric push rods (10) are fixedly connected to the upper surfaces of both carriages (4), and the other end of the electric push rods (10) is fixed to the top inner wall of the frame (6).

6. The valve processing positioning device according to claim 1, characterized in that: A sliding rod is fixedly connected between the inner walls of the two side clearance grooves (2), and the two sliding rods pass through the two ends of the two slides (4) and are slidably connected to them.

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