Hoisting clamp for machining ball valve shell

Abstract

The utility model belongs to the technical field of machining clamps, and particularly relates to a ball valve shell machining hoisting clamp which comprises a mechanical arm, square grooves which are symmetrically distributed and penetrate to the outer surface of the mechanical arm are formed in the surface of one side of the mechanical arm, and mounting grooves which are symmetrically distributed and penetrate to the lower surface of the mechanical arm are formed in the upper surface of the mechanical arm. Lifting mechanisms are mounted on the inner walls of the mounting grooves and comprise rotating shafts, and the inner wall of each mounting groove is in threaded connection with the outer surface of the corresponding rotating shaft. According to the hoisting clamp for machining of the ball valve shell, by arranging the lifting mechanism and the telescopic mechanism, when the device runs, a motor drives a rotating rod to drive a supporting rod to ascend and descend, starting of an air cylinder drives a telescopic block through an infrared correlation sensor, and the purpose that when a ball valve is machined on different machine tools, the machining efficiency is greatly improved is achieved. The lifting device can be easily and conveniently lifted to a machine tool when the lifting device is lifted, shaking or inclining is reduced, collision is avoided, convenience is brought to lifting operation, and operation risks are reduced.

Description

Technical Field

[0001] The utility model relates to the technical field of processing fixtures, in particular to a processing and hoisting fixture for a ball valve shell. Background Art

[0002] A ball valve processing fixture (publication number CN 208681025U) disclosed on a Chinese patent website realizes simple clamping and disassembly of metal columns by means of a rotating plate, a ratchet and a ratchet bar, reduces the time spent on clamping by the manpower, improves processing efficiency, has great economic benefits and broad market prospects. At present, when ball valves are processed on different machine tools, they need to be hoisted to the machine tool with an aerial crane. The existing devices are all tied with hooks or nylon ropes and then hung on the aerial crane hooks. When hoisted to the machine tool, it is very inconvenient and is prone to shaking or tilting, resulting in bumps, which brings difficulties to the hoisting operation and increases the operation risk. Utility Model Content

[0003] Based on the technical problem that the existing devices are prone to shaking or tilting, resulting in bumps, which brings difficulties to the lifting operation and increases the risk, the utility model proposes a ball valve shell processing and lifting fixture.

[0004] The utility model proposes a ball valve shell processing and lifting fixture, including a mechanical arm, one side surface of the mechanical arm is provided with square grooves which are symmetrically distributed and penetrate to its outer surface, the upper surface of the mechanical arm is provided with mounting grooves which are symmetrically distributed and penetrate to its lower surface, the inner wall of the mounting groove is installed with a lifting mechanism, the lifting mechanism includes a rotating shaft, and the inner wall of each mounting groove is threadedly connected to the outer surface of the rotating shaft.

[0005] Preferably, a motor is fixedly mounted on the upper surface of the robotic arm, and one end surface of the rotating shaft is fixedly connected to the main shaft end of the motor.

[0006] Through the above technical solution, the setting of the motor can drive the operation of the rotating shaft, thereby achieving the purpose of driving the support rod to operate through the rotating shaft.

[0007] Preferably, a support rod is threadedly connected to the peripheral side surface of the rotating shaft, and the inner wall of the square groove is slidably connected to the peripheral side surface of one end of the support rod.

[0008] Through the above technical solution, the setting of the square groove enables it to limit the support rod, thereby achieving a preset lifting effect.

[0009] Preferably, a sliding groove is provided on the relative surface of the lower end of the support rod, and a telescopic mechanism is installed on the inner wall of the sliding groove.

[0010] Through the above technical solution, the addition of the sliding groove enables the telescopic block to be telescoped through the device, thereby achieving the purpose of clamping.

[0011] Preferably, the telescopic mechanism comprises a telescopic block, and the inner wall of the sliding groove is slidably connected to the peripheral side surface of the telescopic block.

[0012] Through the above technical solution, the cooperation between the telescopic block and the sliding groove enables it to be telescopic and clamp the device that needs to be hoisted.

[0013] Preferably, a circular groove is formed on the inner wall of one side of the sliding groove, a cylinder is fixedly sleeved on the inner wall of the circular groove, a telescopic rod is movably sleeved on the inner wall of the cylinder, and one end of the telescopic rod away from the piston is fixedly connected to a side surface of the telescopic block.

[0014] Through the above technical solution, the mutual cooperation between the cylinder and the telescopic rod enables it to drive the telescopic block, thereby achieving the purpose of controlling the movement of the telescopic block.

[0015] Preferably, an auxiliary groove is formed on one side surface of the telescopic block, and an infrared radiation sensor is fixedly mounted on the inner wall of the auxiliary groove.

[0016] Through the above technical solution, the addition of the infrared counter-radiation sensor can make the telescopic block telescope after receiving the signal to achieve a fitting state.

[0017] The beneficial effects of the present invention are:

[0018] By setting up the lifting mechanism and the telescopic mechanism, when the device is running, the motor drives the rotating rod to drive the support rod to rise and fall, and the start of the cylinder drives the telescopic block through the infrared beam sensor. When the ball valve is processed on different machine tools, it can be easily and conveniently hoisted to the machine tool, reducing the occurrence of shaking or tilting, avoiding bumps, bringing convenience to the hoisting operation, and reducing operational risks. BRIEF DESCRIPTION OF THE DRAWINGS

[0019] Figure 1 A schematic diagram of a ball valve housing processing and hoisting fixture proposed by the utility model;

[0020] Figure 2 A three-dimensional diagram of the mechanical arm structure of a ball valve housing processing and lifting fixture proposed by the utility model;

[0021] Figure 3 A three-dimensional diagram of a lifting mechanism of a ball valve housing processing and hoisting fixture proposed by the utility model;

[0022] Figure 4 A three-dimensional diagram of the support rod structure of a ball valve housing processing and hoisting fixture proposed by the utility model;

[0023] Figure 5 The utility model is a three-dimensional diagram of the telescopic mechanism of the ball valve shell processing lifting fixture.

[0024] In the figure: 1. Robotic arm; 2. Square slot; 3. Mounting slot; 31. Rotating shaft; 32. Motor; 33. Support rod; 4. Sliding slot; 41. Telescopic block; 42. Circular slot; 43. Cylinder; 44. Telescopic rod; 45. Auxiliary slot; 46. Infrared counter-radiation sensor. DETAILED DESCRIPTION

[0025] The technical solutions in the embodiments of the present invention will be described clearly and completely below in conjunction with the drawings in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, rather than all of the embodiments.

[0026] Reference Figure 1-Figure 5 A ball valve housing processing and lifting fixture includes a mechanical arm 1, one side surface of the mechanical arm 1 is provided with square grooves 2 which are symmetrically distributed and penetrate to its outer surface, the upper surface of the mechanical arm 1 is provided with mounting grooves 3 which are symmetrically distributed and penetrate to its lower surface, the inner wall of the mounting groove 3 is provided with a lifting mechanism, the lifting mechanism includes a rotating shaft 31, the inner wall of each mounting groove 3 is threadedly connected to the outer surface of the rotating shaft 31, a motor 32 is fixedly installed on the upper surface of the mechanical arm 1, one end surface of the rotating shaft 31 is fixedly connected to the main shaft end of the motor 32, the setting of the motor 32 can drive the operation of the rotating shaft 31, so as to achieve the purpose of driving the support rod 33 to operate through the rotating shaft 31.

[0027] The peripheral side surface of the rotating shaft 31 is threadedly connected with a support rod 33, and the inner wall of the square groove 2 is slidably connected to the peripheral side surface of one end of the support rod 33. The setting of the square groove 2 enables it to limit the support rod 33 to achieve the preset lifting effect. A sliding groove 4 is provided on the relative surface of the lower end of the support rod 33, and a telescopic mechanism is installed on the inner wall of the sliding groove 4. The addition of the sliding groove 4 enables the telescopic block 41 to be telescoped through the device, thereby achieving the purpose of clamping. The telescopic mechanism includes a telescopic block 41, and the inner wall of the sliding groove 4 is slidably connected to the peripheral side surface of the telescopic block 41. The mutual cooperation between the telescopic block 41 and the sliding groove 4 enables it to be telescoped and clamped for the device that needs to be hoisted.

[0028] A circular groove 42 is provided on the inner wall of one side of the sliding groove 4, a cylinder 43 is fixedly sleeved on the inner wall of the circular groove 42, a telescopic rod 44 is movably sleeved on the inner wall of the cylinder 43, and the end of the telescopic rod 44 away from the piston is fixedly connected to the surface of one side of the telescopic block 41. The mutual cooperation between the cylinder 43 and the telescopic rod 44 enables it to drive the telescopic block 41 to achieve the purpose of controlling the movement of the telescopic block 41. An auxiliary groove 45 is provided on the surface of one side of the telescopic block 41, and an infrared counter-radiation sensor 46 is fixedly installed on the inner wall of the auxiliary groove 45. The addition of the infrared counter-radiation sensor 46 enables the telescopic block 41 to extend and retract after receiving the signal to achieve a fitting state.

[0029] By setting up the lifting mechanism and the telescopic mechanism, when the device is running, the motor 32 drives the rotating rod to drive the support rod 33 to rise and fall, and the start of the cylinder 43 drives the telescopic block 41 through the infrared radiation sensor 46. When the ball valve is processed on different machine tools, it can be easily and conveniently hoisted to the machine tool, reducing the occurrence of shaking or tilting, avoiding bumps, bringing convenience to the hoisting operation, and reducing the operation risk.

[0030] Working principle: When the device is running, the motor 32 drives the rotating rod, driving the support rod 33 to rise and fall in the square groove 2. At the same time, the cylinder 43 drives the telescopic block 41 to extend and retract in the sliding groove 4 through the infrared radiation sensor 46. When the ball valve is processed on different machine tools, the device can be used to easily and conveniently lift the ball valve to the machine tool, reduce the occurrence of shaking or tilting, avoid bumps, bring convenience to the lifting operation, and reduce operational risks.

[0031] The above description is only a preferred specific implementation manner of the present invention, but the protection scope of the present invention is not limited thereto. Any technician familiar with the technical field can make equivalent replacements or changes within the technical scope disclosed by the present invention according to the technical scheme and the utility model concept of the present invention, which should be covered by the protection scope of the present invention.

Claims

1. A ball valve housing processing and hoisting fixture, comprising a mechanical arm (1), characterized in that: A square groove (2) is provided on one side surface of the mechanical arm (1) and is symmetrically distributed and extends through its outer surface; a mounting groove (3) is provided on the upper surface of the mechanical arm (1) and is symmetrically distributed and extends through its lower surface; a lifting mechanism is installed on the inner wall of the mounting groove (3); the lifting mechanism comprises a rotating shaft (31); and the inner wall of each mounting groove (3) is threadedly connected to the outer surface of the rotating shaft (31).

2. A ball valve housing processing and hoisting fixture according to claim 1, characterized in that: A motor (32) is fixedly mounted on the upper surface of the mechanical arm (1), and one end surface of the rotating shaft (31) is fixedly connected to the main shaft end of the motor (32).

3. A ball valve housing processing and hoisting fixture according to claim 2, characterized in that: The peripheral side surface of the rotating shaft (31) is threadedly connected to a support rod (33), and the inner wall of the square groove (2) is slidably connected to the peripheral side surface of one end of the support rod (33).

4. A ball valve housing processing and hoisting fixture according to claim 3, characterized in that: A sliding groove (4) is provided on the relative surface of the lower end of the support rod (33), and a telescopic mechanism is installed on the inner wall of the sliding groove (4).

5. A ball valve housing processing and hoisting fixture according to claim 4, characterized in that: The telescopic mechanism comprises a telescopic block (41), and the inner wall of the sliding groove (4) is slidably connected to the peripheral side surface of the telescopic block (41).

6. A ball valve housing processing and hoisting fixture according to claim 5, characterized in that: A circular groove (42) is formed on the inner wall of one side of the sliding groove (4), a cylinder (43) is fixedly sleeved on the inner wall of the circular groove (42), a telescopic rod (44) is movably sleeved on the inner wall of the cylinder (43), and an end of the telescopic rod (44) away from the piston is fixedly connected to a surface of one side of the telescopic block (41).

7. A ball valve housing processing and hoisting fixture according to claim 6, characterized in that: An auxiliary groove (45) is provided on one side surface of the telescopic block (41), and an infrared counter-radiation sensor (46) is fixedly mounted on the inner wall of the auxiliary groove (45).

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