Small gas storage cylinder valve transferring mechanical arm

Abstract

The utility model relates to a small gas storage cylinder valve transferring mechanical arm. The small gas storage cylinder valve transferring mechanical arm comprises a swing plate, a grabbing air cylinder, a lifting air cylinder, a rotating air cylinder and a vertical rod. The swing plate is horizontally arranged and provided with a grabbing groove corresponding to a gas storage bottle valve. Grabbing air cylinders are symmetrically arranged below the two sides of the grabbing groove; the fixed end of the grabbing air cylinder is fixedly connected with the swing plate, and the telescopic end is fixedly connected with a U-shaped clamp towards the grabbing groove. An opening of the U-shaped clamp corresponds to a main pipeline of the gas storage bottle valve; the opening end of the U-shaped clamp is provided with an arc-shaped groove matched with a gas storage bottle valve; the upper end of the vertical rod is connected with the swinging plate; the lifting cylinder drives the rotating cylinder to lift. The U-shaped clamp can realize horizontal limiting of the gas storage bottle valve; the arc-shaped groove can realize vertical limiting of the gas storage cylinder valve; the lifting air cylinder can be applied to the scene where the air storage cylinder valve is taken out or the scene where the air storage cylinder valve is installed. The rotary cylinder can be used for transferring the gas cylinder valves from the gas cylinder valve conveying line to the gas cylinder conveying line.

Description

Technical Field

[0001] The utility model relates to the technical field of gas cylinder assembly, in particular to a small gas cylinder valve transfer mechanical arm. Background Art

[0002] The small gas cylinder valve is a component installed on the top of the gas cylinder to control the on-off of the small gas cylinder output gas path. Usually, the gas cylinder valve includes a vertical main pipe, a side pipe extending from the side of the main pipe and connected to the main pipe; the main pipe is connected to the top outlet of the small gas cylinder; some side pipes are connected to measuring instruments, and some side pipes are provided with exhaust ports. Therefore, the appearance of the gas cylinder valve is not uniformly standardized. This increases the difficulty of the automated installation of the gas cylinder valve. It is very difficult to grab the gas cylinder valve; the conventional grabbing mechanism cannot form a stable constraint on the gas cylinder valve, which is not conducive to accurately transferring the small gas cylinder valve to the top of the small gas cylinder conveyor line for installation. Utility Model Content

[0003] The utility model aims to solve the above problems and provides a small gas cylinder valve transfer mechanical arm.

[0004] The technical scheme of the utility model is as follows: a small gas cylinder valve transfer mechanical arm comprises a swing plate, a grabbing cylinder, a lifting cylinder, a rotating cylinder and a vertical rod; the swing plate is horizontally arranged, and a grabbing groove corresponding to the small gas cylinder valve is arranged on the edge; the grabbing groove is in a "convex" shape, which matches and corresponds to the small gas cylinder valve, and is convenient for visually observing the state of the small gas cylinder valve; grabbing cylinders are symmetrically arranged below both sides of the grabbing groove, and are used for grabbing the small gas cylinder valve; the fixed end of the grabbing cylinder is fixedly connected to the swing plate, and the telescopic end is fixedly connected to a horizontal U-shaped card toward the grasping groove; the grabbing cylinder drives the U-shaped card to expand and contract horizontally; the opening size of the U-shaped card corresponds to the outer diameter of the main pipeline of the gas cylinder valve; the two outwardly extending U-shaped cards can The small gas cylinder valve clamp is clamped inside it to achieve horizontal limitation of the main pipeline of the gas cylinder valve; the open end face of the U-shaped clamp is provided with an arc groove matching the side pipeline of the gas cylinder valve, which can achieve vertical limitation of the side pipeline of the gas cylinder valve; the upper end of the vertical rod is connected to the swing plate, and the lower end is connected to the output end of the rotating cylinder; the lifting cylinder drives the rotating cylinder to rise and fall, and the swing plate, the grabbing cylinder and the U-shaped clamp are lifted and lowered vertically through the vertical rod, so as to be applied to the scenario of taking the gas cylinder valve out of the gas cylinder conveyor line, or installing the gas cylinder valve on the top of the gas cylinder; the rotating cylinder drives the swing plate to swing horizontally through the vertical rod, changes the horizontal position of the grabbing cylinder and the U-shaped clamp, thereby achieving horizontal transfer of the gas cylinder valve.

[0005] Preferably, the swing plate is triangular in shape as a whole; the grabbing groove is arranged at the midpoint of one side of the swing plate, and the grabbing cylinder is arranged along the side of the swing plate; the vertical rod is connected to the corner of the swing plate opposite to the grabbing groove; the small gas cylinder valve transfer robot arm can be just set between the gas cylinder conveying line and the gas cylinder valve conveying line.

[0006] Preferably, there are two lifting cylinders, which are stacked relatively to each other, which can increase the lifting stroke of the grabbing cylinder and the U-shaped card; the output ends of the two lifting cylinders are offset and connected, which can increase the lifting stability; the rotating cylinder is installed on the top of the two lifting cylinders.

[0007] Preferably, a connecting sleeve is fixedly connected to the bottom of the swing plate; the connecting sleeve is sleeved outside the vertical rod and connected to the vertical rod by a fastening nail; the upper end of the vertical rod passes through the swing plate; the vertical rod and the swing plate are detachably connected; the vertical height of the swing plate, the grabbing cylinder, and the U-shaped clamp can be adjusted.

[0008] Furthermore, an arcuate annular groove cooperating with the fastening nail is provided at the upper end of the vertical rod; the arcuate annular groove cooperates with the fastening nail, and can improve the locking ability of the fastening nail on the connecting sleeve.

[0009] Preferably, a vertical guide sleeve assembly is provided in the middle of the vertical rod; the guide sleeve assembly includes a guide sleeve and an installation sleeve; sleeve bushings that cooperate with the vertical rod are installed at the upper and lower ends of the guide sleeve; the sleeve bushings can guide the vertical rod to ensure that the vertical rod can be stably lifted vertically and rotated horizontally; the top of the installation sleeve is connected to the bottom of the guide sleeve to lift the guide sleeve to ensure the vertical state of the upper end of the vertical rod.

[0010] Furthermore, a mounting flange is coaxially mounted on the lower end of the mounting sleeve to facilitate installation.

[0011] The beneficial effects of the utility model are as follows: the small gas cylinder valve transfer mechanical arm of the utility model has the following advantages:

[0012] (1) The utility model constrains the valve of a small gas cylinder by a U-shaped clamp driven by a grabbing cylinder; the two outwardly extending U-shaped clamps can clamp the valve of the small gas cylinder therein, thereby realizing the horizontal limit of the main pipeline of the gas cylinder valve; the arc groove can realize the vertical limit of the pipeline on the side of the gas cylinder valve; the lifting cylinder can be used in the scene of taking the gas cylinder valve out of the gas cylinder conveying line, or installing the gas cylinder valve on the top of the gas cylinder; the rotating cylinder can be used for the horizontal transfer of the gas cylinder valve, thereby transferring the gas cylinder valve from the gas cylinder valve conveying line to the gas cylinder conveying line;

[0013] (2) The vertical rod and the swing plate of the utility model are detachably connected through a connecting sleeve; the vertical height of the swing plate, the grabbing cylinder, and the U-shaped clamp can be adjusted. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1It is a three-dimensional diagram of the utility model small gas cylinder valve transfer mechanical arm;

[0015] Figure 2 yes Figure 1 A cutaway perspective view of

[0016] Figure 3 yes Figure 1 Bottom view of

[0017] In the figure: 0. small gas cylinder, 1. swing plate, 11. grabbing groove, 12. U-shaped card, 121. arc groove, 13. connecting sleeve, 131. fastening nail, 2. grabbing cylinder, 3. lifting cylinder, 4. rotating cylinder, 5. vertical rod, 51. arc ring groove, 52. guide sleeve, 521. sleeve lining, 522. mounting ring B, 53. mounting sleeve, 531. mounting flange, 532. mounting ring A. DETAILED DESCRIPTION

[0018] Example 1: See Figure 1-3 A small gas cylinder valve transfer mechanical arm comprises a swing plate 1, a grabbing cylinder 2, a lifting cylinder 3, a rotating cylinder 4, and a vertical rod 5; the swing plate 1 is horizontally arranged, and a grabbing groove 11 corresponding to the valve of the small gas cylinder 0 is arranged on the edge; the grabbing groove 11 is in a "convex" shape, which matches and corresponds to the valve of the small gas cylinder 0, so as to facilitate intuitive observation of the state of the valve of the small gas cylinder 0; grabbing cylinders 2 are symmetrically arranged below the two sides of the grabbing groove 11 for grabbing the valve of the small gas cylinder 0; the fixed end of the grabbing cylinder 2 is fixedly connected to the swing plate 1, and a horizontal U-shaped card 12 is fixedly connected to the telescopic end toward the grabbing groove 11; the grabbing cylinder 2 drives the U-shaped card 12 to telescope horizontally; the grabbing cylinder 2 in this embodiment is a slide cylinder; the opening size of the U-shaped card 12 corresponds to the outer diameter of the main pipeline of the gas cylinder valve; two outwardly extending U The U-shaped card 12 can clamp the valve of the small gas cylinder 0 therein, thereby realizing the horizontal limit of the main pipeline of the gas cylinder valve; the end face of the open end of the U-shaped card 12 is provided with an arc groove 121 matching the side pipeline of the gas cylinder valve, which can realize the vertical limit of the side pipeline of the gas cylinder valve; the upper end of the vertical rod 5 is connected to the swing plate 1, and the lower end is connected to the output end of the rotating cylinder 4; the lifting cylinder 3 drives the rotating cylinder 4 to rise and fall, and the swing plate 1 and the grabbing cylinder 2 and the U-shaped card 12 are lifted and lowered vertically through the vertical rod 5, so as to be applied to the scene of taking the gas cylinder valve out of the gas cylinder conveyor line, or installing the gas cylinder valve on the top of the gas cylinder; the rotating cylinder 4 drives the swing plate 1 to swing horizontally through the vertical rod 5, changes the horizontal position of the grabbing cylinder 2 and the U-shaped card 12, thereby realizing the horizontal transfer of the gas cylinder valve.

[0019] Compared with the prior art, the utility model constrains the valve of the small gas cylinder 0 through the U-shaped card 12 driven by the grabbing cylinder 2; the two protruding U-shaped cards 12 can clamp the valve of the small gas cylinder 0 therein, thereby realizing the horizontal limit of the main pipeline of the gas cylinder valve; the arc groove 121 can realize the vertical limit of the side pipeline of the gas cylinder valve; the lifting cylinder 3 can be used in the scenario of taking the gas cylinder valve out from the gas cylinder conveyor line, or installing the gas cylinder valve on the top of the gas cylinder; the rotating cylinder 4 can be used for the horizontal transfer of the gas cylinder valve, transferring the gas cylinder valve from the gas cylinder valve conveyor line to the gas cylinder conveyor line.

[0020] The swing plate 1 is in a triangular shape as a whole; the grabbing groove 11 is arranged at the midpoint of one side of the swing plate 1, and the grabbing cylinder 2 is arranged along the side of the swing plate 1; the vertical rod 5 is connected to the corner of the swing plate 1 opposite to the grabbing groove 11; the small gas cylinder valve transfer robot arm can be just set between the gas cylinder conveying line and the gas cylinder valve conveying line.

[0021] There are two lifting cylinders 3, which are stacked relatively to each other, which can increase the lifting stroke of the grabbing cylinder 2 and the U-shaped card 12; the output ends of the two lifting cylinders 3 are offset and connected, which can increase the lifting stability; the rotating cylinder 4 is installed on the top of the two lifting cylinders 3.

[0022] A connecting sleeve 13 is fixedly connected to the bottom of the swing plate 1; the connecting sleeve 13 is sleeved outside the vertical rod 5 and connected to the vertical rod 5 by a fastening nail 131; the upper end of the vertical rod 5 passes through the swing plate 1; the vertical rod 5 and the swing plate 1 are detachably connected; the vertical heights of the swing plate 1, the grabbing cylinder 2, and the U-shaped card 12 can be adjusted.

[0023] An arcuate annular groove 51 cooperating with the fastening nail 131 is provided at the upper end of the vertical rod 5 ; the arcuate annular groove 51 cooperates with the fastening nail 131 to improve the locking ability of the fastening nail 131 on the connecting sleeve 13 .

[0024] There are two arc-shaped annular grooves 51 in a group, and there are two groups in total, which respectively correspond to the upper limit position and the lower limit position of the vertical height adjustment of the swing plate 1, so as to facilitate the adjustment of the vertical height of the swing plate 1.

[0025] A vertical guide sleeve assembly is provided in the middle of the vertical rod 5; the guide sleeve assembly includes a guide sleeve 52 and a mounting sleeve 53; sleeve bushings 521 matching the vertical rod 5 are installed at both upper and lower ends of the guide sleeve 52; the sleeve bushing 521 can guide the vertical rod 5 to ensure that the vertical rod 5 can be stably lifted vertically and rotated horizontally; the top of the mounting sleeve 53 is connected to the bottom of the guide sleeve 52 to lift the guide sleeve 52 to ensure the vertical state of the upper end of the vertical rod 5.

[0026] The working process of this embodiment includes the following steps:

[0027] ① Removal of valve of small gas cylinder

[0028] The rotating cylinder 4 controls the swinging of the swing plate 1, so that the grabbing slot 11 is just above the small gas cylinder 0 valve conveying line; the lifting cylinder 3 controls the swing plate 1 to descend, so that the grabbing slot 11 falls to a certain height, just in a suitable position above the small gas cylinder 0 valve conveying line; the grabbing slot 11 is facing the conveying direction of the small gas cylinder 0 valve conveying line;

[0029] The conveying line of the valve of the small gas cylinder 0 flows normally; the valve of the small gas cylinder 0 moves toward the grabbing slot 11; when the top of the valve of the small gas cylinder 0 enters the grabbing slot 11, it no longer flows along the conveying line of the valve of the small gas cylinder 0; the grabbing cylinders 2 on both sides of the grabbing slot 11 output, so that the two U-shaped clamps 12 converge to the middle, and surround the main pipeline of the valve of the small gas cylinder 0 in the middle; the arc groove 121 clamps the side pipeline of the small gas cylinder 0; the valve of the small gas cylinder 0 is completely limited by the U-shaped clamp 12;

[0030] The lifting cylinder 3 controls the swing plate 1 to rise, and the valve of the small gas cylinder 0 leaves the valve conveying line of the small gas cylinder 0;

[0031] ②Small gas cylinder 0 valve horizontal movement

[0032] The rotating cylinder 4 controls the swing of the swing plate 1, so that the grabbing groove 11 is just above the conveying line of the small gas cylinder 0; the valve of the small gas cylinder 0 realizes horizontal movement;

[0033] ③Small gas cylinder 0 valve installation

[0034] The lifting cylinder 3 controls the swing plate 1 to descend, so that the grabbing slot 11 falls to a certain height, just in a suitable position above the conveying line of the small gas cylinder 0; the grabbing slot 11 is facing the conveying direction of the conveying line of the small gas cylinder 0;

[0035] The conveying line of small gas cylinder 0 flows normally; small gas cylinder 0 approaches the grabbing slot 11; when small gas cylinder 0 reaches the bottom of the grabbing slot 11, it stays at this position; the lifting cylinder 3 controls the swing plate 1 to continue to descend, so that the valve of small gas cylinder 0 just falls on the stopped small gas cylinder 0; the grabbing cylinders 2 on both sides of the grabbing slot 11 control the two U-shaped clips 12 to separate to both sides, so that the valve of small gas cylinder 0 accurately falls to the bottle mouth position of small gas cylinder 0.

[0036] Embodiment 2: Embodiment 2 is basically the same as Embodiment 1, and the similarities are not repeated here. The difference is that a mounting flange 531 is coaxially mounted on the lower end of the mounting sleeve 53 to facilitate installation.

[0037] A mounting ring 532 is provided on the top of the mounting sleeve 53; a mounting ring 522 is provided on the bottom of the guide sleeve 52; the mounting ring 532 and the mounting ring 522 are coaxially arranged and connected into one by screws.

Claims

1. A small gas cylinder valve transfer robot, characterized in that: It includes a swing plate, a grabbing cylinder, a lifting cylinder, a rotating cylinder and a vertical rod; the swing plate is horizontally arranged, and a grabbing groove corresponding to the valve of a small gas cylinder is arranged on the edge; grabbing cylinders are symmetrically arranged below both sides of the grabbing groove; the fixed end of the grabbing cylinder is fixedly connected to the swing plate, and a horizontal U-shaped card is fixedly connected to the telescopic end facing the grabbing groove; the opening size of the U-shaped card corresponds to the outer diameter of the main pipeline of the gas cylinder valve; the end face of the opening end of the U-shaped card is provided with an arc groove matching the side pipeline of the gas cylinder valve; the upper end of the vertical rod is connected to the swing plate, and the lower end is connected to the output end of the rotating cylinder; the lifting cylinder drives the rotating cylinder to rise and fall.

2. The small gas cylinder valve transfer robot according to claim 1, characterized in that: There are two lifting cylinders which are stacked relatively to each other; and the rotating cylinder is installed on the top of the two lifting cylinders.

3. The small gas cylinder valve transfer robot according to claim 1, characterized in that: A connecting sleeve is fixedly connected to the bottom of the swing plate; the connecting sleeve is sleeved outside the vertical rod and connected to the vertical rod through fastening nails; the upper end of the vertical rod passes through the swing plate.

4. The small gas cylinder valve transfer robot according to claim 3, characterized in that: The upper end of the vertical rod is provided with an arc-shaped annular groove matched with the fastening nail.

5. The small gas cylinder valve transfer robot according to claim 1, characterized in that: A vertical guide sleeve assembly is arranged in the middle of the vertical rod; the guide sleeve assembly comprises a guide sleeve and an installation sleeve; sleeve bushings matching the vertical rod are arranged at both upper and lower ends of the guide sleeve; the top of the installation sleeve is connected with the bottom of the guide sleeve.

6. The small gas cylinder valve transfer robot according to claim 5, characterized in that: A mounting flange is coaxially mounted on the lower end of the mounting sleeve.

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