Automatic oil injection equipment for tool changing arm

Abstract

The utility model belongs to the technical field of mechanical equipment lubrication, and relates to automatic oil injection equipment for a tool changing arm, which comprises a tool changing arm body, one side of the tool changing arm body is connected with an oil can, the oil can is connected with a quantitative oil taking mechanism, and the quantitative oil taking mechanism is connected with an oil injection port arranged on the tool changing arm body through an oil conveying pipe. The oil chamber is arranged at the bottom in the oil can, quantitative lubricating oil introduced into the oil chamber can flow into the tool changing arm body through the oil inlet and outlet control assembly, so that quantitative oil injection is achieved, and the problem that in the prior art, when a timing switch electromagnetic valve is used for control, the oil injection amount is insufficient along with oil pressure reduction is solved.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical equipment lubrication technical field, especially relates to a tool changing arm automatic oil injection equipment. BACKGROUND

[0002] The tool changing arm is the matched component of the tool magazine, and the tool changing arm can realize the positioning, taking out and replacing of the tool. In order to ensure the normal operation of the tool changing arm, the tool changing arm needs to be injected with oil regularly. In the prior art, there are two ways to inject oil into the tool changing arm, that is, manual injection and automatic injection by an automatic oil injection equipment. The manual injection has low efficiency. The existing automatic oil injection equipment generally comprises an oil tank, a pipeline and an electromagnetic valve, and the automatic injection is realized by opening the electromagnetic valve at regular time. However, as the oil amount in the oil tank is small, the hydraulic pressure is small, and the flow of the lubricating oil is small in the same time, so the oil injection is insufficient. Therefore, the utility model provides a tool changing arm automatic oil injection equipment. UTILITY MODEL CONTENTS

[0003] The utility model discloses a kind of tool changing arm automatic oil injection equipment, and the oil chamber is located in the inner bottom of the oil jug, and the quantitative lubricating oil that flows into oil chamber can be made by the oil inlet and outlet control assembly into tool changing arm body, to realize quantitative injection.

[0004] The utility model discloses a kind of tool changing arm automatic oil injection equipment, including tool changing arm body, the side of the tool changing arm body is connected with oil jug, the oil jug is connected with quantitative oil taking mechanism, the quantitative oil taking mechanism is connected with the oil inlet of the tool changing arm body on the oil pipe arrangement.

[0005] Preferably, the quantitative oil taking mechanism includes a closed oil chamber located in the inner bottom of the oil jug, the top and bottom of the closed oil chamber are respectively provided with an oil inlet hole and an oil outlet hole, the oil outlet hole is connected with the tool changing arm body through the oil pipe, and the closed oil chamber is provided with an oil inlet and outlet control assembly.

[0006] Preferably, the oil inlet and outlet control assembly includes a mounting hole provided on the upper end surface of the oil chamber, the oil inlet hole is arranged in the mounting hole, a plug is connected in the mounting hole, a sealing ring is connected between the contact surface of the plug and the mounting hole, one end of a sleeve is connected with the lower end surface of the plug, the other end of the sleeve penetrates into the oil chamber and is connected with a stop block, a spring is sleeved on the sleeve, the spring is located between the stop block and the inner wall of the oil chamber, the spring is in a compressed state, a vertical rod is arranged in the oil chamber, the vertical rod penetrates through the plug and the stop block, the top end of the vertical rod is connected with a lifting cylinder, a baffle is fixed on the vertical rod below the stop block, and a plurality of oil passing grooves are arranged on the circumferential surface of the vertical rod bottom.

[0007] Preferably, the top of the oil can is provided with a filling port, and the side of the oil can is provided with a window.

[0008] The beneficial effects of the technical scheme of the utility model are that the oil chamber is arranged at the bottom of the oil can, the in-out oil control assembly can make the quantitative lubricating oil flowing into the tool changing arm body, thereby realizing quantitative oil injection, and avoiding the problem of insufficient oil injection caused by the decrease of oil pressure in the prior art. BRIEF DESCRIPTION OF DRAWINGS

[0009] Figure 1 It is the layout of the automatic oil injection equipment for the tool changing arm in working.

[0010] Figure 2 It is the structure schematic view of the in-out oil control assembly.

[0011] The figures represent:

[0012] 1, tool changing arm body; 2, oil can; 3, oil delivery pipe; 4, oil injection port; 5, oil chamber; 6, oil inlet hole; 7, oil outlet hole; 8, mounting hole; 9, plug; 10, sleeve; 11, stop block; 12, spring; 13, vertical rod; 14, baffle; 15, oil passing groove; 16, lifting cylinder. DETAILED DESCRIPTION

[0013] The utility model will be further described in detail in combination with specific embodiments.

[0014] Embodiment:

[0015] As shown in Figure 1 and Figure 2 The utility model discloses an automatic oil injection equipment for tool changing arm, which comprises a tool changing arm body 1, one side of the tool changing arm body 1 is connected with an oil can 2, the oil can 2 is connected with a quantitative oil taking mechanism, and the quantitative oil taking mechanism is connected with an oil injection port 4 arranged on the tool changing arm body 1 through an oil delivery pipe 3.

[0016] The quantitative oil taking mechanism comprises a closed oil chamber 5 arranged at the bottom of the oil can 2, the top and bottom of the closed oil chamber 5 are respectively provided with an oil inlet hole 6 and an oil outlet hole 7, the oil outlet hole 7 is connected with the tool changing arm body 1 through the oil delivery pipe 3, and the closed oil chamber 5 is provided with an in-out oil control assembly.

[0017] The oil inlet and outlet control assembly comprises a mounting hole 8 arranged on the upper end surface of the oil chamber 5, the oil inlet hole 6 is arranged in the mounting hole 8, a plug 9 is connected in the mounting hole 8, a sealing ring is arranged between the contact surface of the plug 9 and the mounting hole 8, one end of a sleeve 10 is connected to the lower end surface of the plug 9, the other end of the sleeve 10 penetrates into the oil chamber 5 and is connected with a stop block 11, a spring 12 is sleeved on the sleeve 10, the spring 12 is located between the stop block 11 and the inner wall of the oil chamber 5, the spring 12 is in a compressed state, a vertical rod 13 is arranged in the oil chamber 5, the vertical rod 13 penetrates through the plug 9 and the stop block 11, sealing rings matched with the vertical rod 13 are arranged in the sleeve 10 and the oil outlet hole, a lifting cylinder 16 is connected to the top end of the vertical rod 13, a baffle 14 is fixed on the vertical rod 13 below the stop block 11, and a plurality of oil passing grooves 15 are arranged on the circumferential surface of the bottom of the vertical rod 13 and are axially distributed.

[0018] The top of the oil pot 2 is provided with an oil inlet, and the side surface of the oil pot 2 is provided with a window.

[0019] The working process of the utility model is as follows: initial state, the plug 9 is located in the mounting groove, the oil passing groove 15 is located in the oil chamber 5, the oil chamber 5 is in a sealed state, the baffle 14 abuts against the lower end surface of the stop block 11, the lifting cylinder drives the vertical rod 13 to ascend, the baffle 14 pushes the stop block 11 and then pushes the plug 9 upwards, the oil inlet is opened, the lubricating oil in the oil pot 2 rushes into the oil chamber 5, the lifting cylinder drives the vertical rod 13 to descend, the plug 9 is reset under the action of the spring 12, at this time, the oil chamber 5 is filled with the quantitative lubricating oil, the lifting cylinder continues to drive the vertical rod 13 to descend, the oil passing groove 15 extends out of the oil outlet hole 7, the inside and outside of the oil chamber 5 are communicated, the lubricating oil in the oil chamber 5 flows into the tool changing arm body 1 along the oil conveying pipe 3 and is lubricated.

[0020] The above only describes some embodiments of the utility model. Those skilled in the art can make some modifications and improvements without departing from the creative concept of the utility model, and these all belong to the protection scope of the utility model.

Claims

1. A tool changer arm automatic oiling apparatus characterized by: The tool changing arm body is connected with an oil can on one side, the oil can is connected with a quantitative oil taking mechanism, the quantitative oil taking mechanism is connected with an oil injection opening on the tool changing arm body through an oil delivery pipe, the quantitative oil taking mechanism comprises a closed oil chamber arranged at the bottom of the oil can, the top and bottom of the closed oil chamber are respectively provided with an oil inlet hole and an oil outlet hole, the oil outlet hole is connected with the tool changing arm body through an oil delivery pipe, and an oil inlet and outlet control assembly is arranged in the closed oil chamber.

2. The tool changer arm automatic oiling apparatus according to claim 1, characterized in that: The oil inlet and outlet control assembly comprises a mounting hole arranged on the upper end surface of the oil chamber, the oil inlet hole is arranged in the mounting hole, a plug is connected in the mounting hole, a sealing ring is connected between the contact surface of the plug and the mounting hole, one end of a sleeve is connected with the lower end surface of the plug, the other end of the sleeve penetrates into the oil chamber and is connected with a stop block, a spring is sleeved on the sleeve, the spring is located between the stop block and the inner wall of the oil chamber, the spring is in a compressed state, a vertical rod is arranged in the oil chamber, the vertical rod penetrates through the plug and the stop block, the top end of the vertical rod is connected with a lifting cylinder, a baffle is fixed on the vertical rod below the stop block, and a plurality of oil passing grooves are arranged on the circumferential surface of the bottom of the vertical rod and are along the axial direction.

3. The tool changer arm automatic oiling apparatus according to claim 1, wherein: The top of the oil can is provided with an oil filling opening, and the side of the oil can is provided with a window.

Images