Rubber bushing surface oiling device

Abstract

The utility model relates to the technical field of machinery, in particular to a rubber bushing surface oiling device which comprises a mounting plate, a rotating wheel, a rotating air cylinder, a butt clamp air cylinder, a connecting support, a mounting rod, a floating pressing mechanism, a felt wheel and an oiling pipeline. The mounting plate is connected with the center of the rotating wheel, transverse holes are formed in the mounting plate on the left side and the right side of the rotating wheel, a butt clamp air cylinder is mounted below the rotating air cylinder, two piston rods of the butt clamp air cylinder are each provided with a connecting support, and mounting rods on the front sides of the connecting supports are sleeved with rubber bushings after penetrating through the transverse holes of the mounting plate. And the floating pressing mechanism is mounted above the rotating wheel. Compared with the prior art, the rotating wheel, the felt wheel and the rubber bushing are matched, so that the working environment can be prevented from being polluted by grease when the grease is coated, occupational hazards caused by oil injection are eliminated, and the use amount of lubricating oil is also reduced.

Description

TECHNICAL FIELD

[0001] The utility model relates to mechanical technical field, concretely is a kind of rubber bushing surface oiling device. BACKGROUND

[0002] Rubber bushing of steering machine is the rubber component of connecting steering machine and auxiliary frame.Rubber bushing is pressed in steering machine, then bolt passes through rubber bushing hole and is fixed on auxiliary frame, in the process of automobile travel, vibration brought by ground is inevitably transmitted to vehicle body, at this time, it can drive steering machine vibration, if there is rubber bushing between auxiliary frame and steering machine, the friction between steering machine metal shell and frame can be effectively reduced, metal impact sound is avoided, shock-absorbing, vibration noise reduction effect is played, and the whole vehicle NVH performance can be improved.

[0003] Due to the fact that the outer diameter of the rubber bushing is greater than the inner diameter of the steering machine shell hole, the outer side of the rubber bushing is deformed by friction with the shell during assembly, which can easily cause the rubber bushing edge to be squeezed inside the shell. Applying lubricating oil to the surface of the rubber bushing before assembly can effectively reduce the probability of failure.

[0004] Currently, the main methods for applying lubricating oil to the surface of the rubber bushing are immersion and spraying. However, both methods have their own problems. The immersion method has the problems of large oil application amount and pollution of the working environment, and the pollution of the ground by lubricating oil can cause the operator to fall and get hurt. The fine oil droplets sprayed by the spraying method exist in the air and can be inhaled by the operator, causing occupational hazards.

[0005] Therefore, it is necessary to design a rubber bushing surface oiling device that can automatically apply oil to the surface of the rubber bushing to meet the assembly requirements of the rubber bushing, while avoiding the impact of lubricating oil on the surrounding environment and reducing the operation risk of the operator. SUMMARY

[0006] The utility model aims at overcoming the shortcomings of the prior art and provides a rubber bushing surface oiling device that can automatically apply oil to the surface of the rubber bushing to meet the assembly requirements of the rubber bushing, while avoiding the impact of lubricating oil on the surrounding environment and reducing the operation risk of the operator.

[0007] In order to achieve the above object, the utility model relates to a rubber bushing surface oiling device, including mounting plate, rotating wheel, rotary cylinder, pair of clamping cylinder, connecting support, mounting rod, floating pressure mechanism, felt wheel, oil injection pipeline, the central installation of mounting plate is equipped with rotary cylinder, the axle of rotary cylinder is passed through mounting plate and is connected with the central of rotating wheel, the left and right sides of rotating wheel are equipped with horizontal hole on the mounting plate, the lower portion of rotary cylinder is equipped with pair of clamping cylinder, two piston rods of pair of clamping cylinder are equipped with a connecting support respectively, the mounting rod of connecting support front side is passed through the horizontal hole of mounting plate and is equipped with rubber bushing, the upper portion of rotating wheel is installed floating pressure mechanism, the bottom of floating pressure mechanism is equipped with a rotating bearing respectively, the surface of oil injection pipeline in rotating bearing is equipped with oil injection hole, the felt wheel is equipped in rotating bearing out, and the lower surface of felt wheel is lower than the upper surface of rubber bushing or the lower surface of felt wheel is in contact with the upper surface of rubber bushing.

[0008] The surface of the rotating wheel is provided with knurling structure.

[0009] The pair of clamping cylinder is fixed on the back of the mounting plate by the cylinder base.

[0010] One end of the oil injection pipeline is arranged in the rotating bearing, and the other end of the oil injection pipeline is connected with the lubricating oil storage device after passing through the longitudinal hole on the surface of the mounting plate.

[0011] The floating pressure mechanism comprises a mechanism mounting plate, springs, a floating bracket, linear bearings and a connecting bracket.

[0012] An oil receiving disc is arranged below the rotating wheel and the rubber bushing, and an oil discharge valve is arranged at the bottom of the oil receiving disc.

[0013] A position detection sensor is arranged on the upper side and the front side of the upper end of the mounting plate.

[0014] Compared with the prior art, the rubber bushing is coated with oil while avoiding grease pollution of the working environment, eliminating the occupational hazards caused by oil spraying, and reducing the amount of lubricating oil. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 FIG. 1 is a front view of the structure of the utility model.

[0016] Figure 2The structure diagram of the rear side view angle of the utility model.

[0017] Figure 3 The installation structure diagram of the pair of clamping air cylinders, the connecting support and the mounting rod of the utility model.

[0018] Figure 4 The installation structure diagram of the rotary air cylinder and the rotary wheel of the utility model.

[0019] Figure 5 The installation structure diagram of the oil injection pipeline and the felt wheel of the utility model.

[0020] Figure 6 The structure diagram of the floating pressing mechanism of the utility model.

[0021] Figure 7 The structure diagram of the mounting plate of the utility model.

[0022] Figure 8 The front view of the non-working state of the utility model.

[0023] Figure 9 The front view of the working state of the utility model. DETAILED DESCRIPTION

[0024] The utility model will be further described in combination with the drawings.

[0025] Referring to Figures 1-5 and Figure 7 , the utility model is a rubber bushing surface oiling device, including mounting plate, rotary wheel, rotary air cylinder, pair of clamping air cylinders, connecting support, mounting rod, floating pressing mechanism, felt wheel, oil injection pipeline, the central installation of mounting plate 1 has rotary air cylinder 3, the axle of rotary air cylinder 3 passes through mounting plate 1 and is connected with the central of rotary wheel 2, the lateral hole 11 is equipped on the mounting plate 1 of rotary wheel 2 left and right sides, the pair of clamping air cylinders 4 is installed below rotary air cylinder 3, and one connecting support 6 is installed on the two piston rods of pair of clamping air cylinders 4 respectively, the mounting rod 61 of the front side of connecting support 6 passes through the lateral hole 11 of mounting plate 1 and is sleeved with rubber bushing 7, floating pressing mechanism 9 is installed above rotary wheel 2, and one rotary bearing is installed at the bottom of floating pressing mechanism 9 respectively, the surface of oil injection pipeline 8 in rotary bearing is equipped with oil injection hole, felt wheel 10 is sleeved outside rotary bearing to avoid felt wheel 10 from being stuck when rotating, and the lower surface of felt wheel 10 is lower than the upper surface of rubber bushing 7 or the lower surface of felt wheel 10 contacts the upper surface of rubber bushing 7.

[0026] The surface of rotary wheel 2 is equipped with knurl structure.

[0027] Pair of clamping air cylinders 4 is fixed on the back of mounting plate 1 using air cylinder base 5.

[0028] One end of the oil injection pipe 8 is arranged in the rotating bearing, and the other end of the oil injection pipe 8 is connected with the lubricating oil storage device after passing through the longitudinal hole 12 on the surface of the mounting plate 1. The lubricating oil enters the felt wheel 10 through the oil injection hole on the surface of the oil injection pipe 8, and the oil injection time is generally 400 ms, and the amount of lubricating oil can be controlled by controlling the oil injection time each time if necessary. The felt wheel 10 can be processed to adapt to the surface shape of the different rubber bushings 7.

[0029] Referring to Figure 6 The floating pressing mechanism 9 comprises a mechanism mounting plate 91, a spring 92, a floating bracket 93, a linear bearing 94 and a connecting bracket 95. The mechanism mounting plate 91 is fixed with the mounting plate 1, and the two ends of the mechanism mounting plate 91 are respectively provided with a linear bearing 94. The two vertical rods of the floating bracket 93 respectively pass through the linear bearings 94, so that the floating bracket 93 is prevented from being stuck when moving in the up-down direction. The spring 92 is arranged between the top horizontal rod of the floating bracket 93 and the mechanism mounting plate 91, and the bottom horizontal rod of the floating bracket 93 is connected with the connecting bracket 95. The two ends of the connecting bracket 95 are respectively provided with a rotating bearing. The spring 92 is arranged to provide a force to the floating bracket 93 when the felt wheel 10 is lifted, so that the friction between the felt wheel 10 and the rubber bushing 7 is sufficient.

[0030] The rotating wheel 2 and the rubber bushing 7 are provided below with an oil receiving disc 13, and the bottom of the oil receiving disc 13 is provided with an oil discharge valve 14. The excess lubricating oil that drops can be received by the oil receiving disc 13, and the oil discharge valve 14 can quickly discharge the waste oil in the oil receiving disc 13.

[0031] In order to further ensure that the axial direction of the rubber bushing can completely cover the lubricating oil, the upper end of the mounting plate 1 is provided with an in-place detection sensor 15 on the front side, which is used for detecting the position of the rubber bushing. The device can normally work only when the signal of the in-place detection sensor 15 changes from yes to no.

[0032] In the working process of the device, the operator puts the two rubber bushings 7 into the mounting rods 61 respectively. Figure 8 Before the device starts to work, the rubber bushing 7 is located away from the rotating wheel 2, and the lower surface of the felt wheel 10 is lower than the upper surface of the rubber bushing 7.

[0033] Referring to Figure 9When the operator starts the device, the air clamping cylinder 4 clamps and drives the rubber bushing 7 to move towards the rotating wheel 2, in the process, the rubber bushing 7 will lift the felt wheel 10 upwards, under the action of the spring 92 and gravity, the felt wheel 10 is tightly attached to the surface of the rubber bushing 7, under the action of friction, the felt wheel 10 can rotate with the rubber bushing 7. The rubber bushing 7 continues to move towards the rotating wheel 2 until the rubber bushing 7 is in contact with the rotating wheel. Then, the rotating cylinder 3 drives the rotating wheel 2 to rotate, the rubber bushing 7 rotates with the rotating wheel 2, and the felt wheel 10 rotates with the rubber bushing 7 to coat lubricating oil on the surface of the rubber bushing 7. The rotating cylinder 3 can drive the rotating wheel 2 to rotate 360 degrees in the positive direction and 360 degrees in the negative direction, so that the lubricating oil can be completely coated. After the surface of the rubber bushing 7 is coated with oil, the rotating cylinder 3 stops working, the air clamping cylinder 4 is loosened, and the rubber bushing 7 returns to the initial position, and the operator can take down the rubber bushing 7 to perform subsequent assembly actions.

[0034] The utility model discloses a rotating wheel, felt wheel and rubber bushing cooperate, can avoid grease pollution working environment while coating grease, has eliminated the professional hazards that oil sprays, also has reduced the use amount of lubricating oil. The utility model discloses have the advantages of uniform coating, oil quantity stability, reliable structure, equipment cost low.

Claims

1. A rubber bushing surface oiling device, comprising a mounting plate, a rotating wheel, a rotating cylinder, a clamping cylinder, a connecting support, a mounting rod, a floating pressing mechanism, a felt wheel, an oil injection pipeline, characterized in that: The central installation plate (1) is provided with a rotating cylinder (3), the shaft of the rotating cylinder (3) penetrates the installation plate (1) and is connected with the center of the rotating wheel (2), the left and right sides of the rotating wheel (2) are provided with horizontal holes (11) in the installation plate (1), the lower part of the rotating cylinder (3) is provided with a clamping cylinder (4), the two piston rods of the clamping cylinder (4) are respectively provided with a connecting support (6), the installation rod (61) of the front side of the connecting support (6) penetrates the horizontal hole (11) of the installation plate (1) and is provided with a rubber bushing (7), the floating pressing mechanism (9) is installed above the rotating wheel (2), the bottom of the floating pressing mechanism (9) is respectively provided with a rotating bearing, the surface of the oil injection pipeline (8) in the rotating bearing is provided with an oil injection hole, the felt wheel (10) is sleeved outside the rotating bearing, the lower surface of the felt wheel (10) is lower than the upper surface of the rubber bushing (7) or the lower surface of the felt wheel (10) is in contact with the upper surface of the rubber bushing (7).

2. A device for applying oil to the surface of a rubber bushing as defined in claim 1, wherein: The surface of the rotating wheel (2) is provided with a knurled structure.

3. A device for applying oil to the surface of a rubber bushing as defined in claim 1, wherein: The clamping cylinder (4) is fixed on the back of the installation plate (1) by a cylinder base (5).

4. The rubber bushing surface oiling device of claim 1, wherein: One end of the oil injection pipeline (8) is arranged in the rotating bearing, and the other end of the oil injection pipeline (8) penetrates the longitudinal hole (12) on the surface of the installation plate (1) and is connected with a lubricating oil storage device.

5. The rubber bushing surface oiling device of claim 1, wherein: The floating pressing mechanism (9) comprises a mechanism mounting plate (91), a spring (92), a floating bracket (93), a linear bearing (94) and a connecting bracket (95), the mechanism mounting plate (91) is fixed on the installation plate (1), the two ends of the mechanism mounting plate (91) are respectively provided with a linear bearing (94), the two vertical rods of the floating bracket (93) penetrate the linear bearings (94), the spring (92) is arranged between the top horizontal rod of the floating bracket (93) and the mechanism mounting plate (91), the bottom horizontal rod of the floating bracket (93) is connected with the connecting bracket (95), and the two ends of the connecting bracket (95) are respectively provided with a rotating bearing.

6. A device for applying oil to the surface of a rubber bushing as defined in claim 1, wherein: The lower part of the rotating wheel (2) and the rubber bushing (7) is provided with an oil receiving disc (13), and the bottom of the oil receiving disc (13) is provided with an oil discharge valve (14).

7. A device for applying oil to the surface of a rubber bushing as defined in claim 1, wherein: The upper part of the installation plate (1) is provided with an in-place detection sensor (15).

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