Slewing bearing oiling device with automatic calibration function

Abstract

The utility model discloses a slewing bearing oiling device with an automatic calibration function, and belongs to the technical field of slewing bearing machining. The slewing bearing oil injection device with the automatic calibration function comprises a base plate, a shaft frame is arranged above the base plate and connected with the base plate through bolts, an integrally-formed top shaft is arranged at the top of the shaft frame, a hydraulic assembly is arranged above the top shaft, a supporting shaft is arranged below the hydraulic assembly, and the supporting shaft is connected with the hydraulic assembly in a telescopic mode. In order to solve the problems that a device structure is suitable for oil injection operation of a horizontally-placed slewing bearing, and a supporting structure with a hole site on the side face needs to be vertically placed during oil injection, and deviation is likely to be generated, a supporting shaft and a pneumatic assembly are controlled to descend through a hydraulic assembly; an oil injection valve hole in the bottom of the pneumatic assembly is in butt joint with a lubricating oil hole in the surface of the support to complete oil injection operation, the support can be pre-positioned through the clamping support, and rotation deviation of the support is avoided.

Description

Technical Field

[0001] The utility model relates to the technical field of slewing bearing processing, in particular to an automatic calibrated slewing bearing oiling device. Background Art

[0002] Chinese patent publication number CN206246993U discloses an automatic oil filling device for a slewing bearing. A lubricating oil container connected to an oil filling pump is provided at the center of the oil filling tank. An electromagnetic rotary valve is provided at the liquid outlet of the lubricating oil container. An oil filling pipe runs through the middle of the electromagnetic rotary valve. Sealing gaskets are provided on both sides of the oil filling pipe. The automatic oil filling device for a slewing bearing can achieve the purpose of evenly filling multiple parts of the slewing bearing with oil at one time. It has high production efficiency and is more conducive to the production and manufacturing environment of the slewing bearing.

[0003] In the above patent, the device structure is suitable for oiling a horizontally placed slewing bearing, while the supporting structure with holes on the side needs to be placed vertically during oiling, which is prone to deviation. Utility Model Content

[0004] The purpose of the utility model is to provide an automatically calibrated slewing bearing oiling device, which controls the support shaft and the pneumatic component to descend through the hydraulic component, and connects the oil filling valve hole at the bottom of the pneumatic component with the lubricating oil hole on the support surface to complete the oiling operation. The bracket can pre-position the support to avoid rotational offset of the support, which can solve the problems in the prior art.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automatically calibrated slewing bearing oiling device, comprising a base plate, a shaft frame is provided above the base plate, the shaft frame and the base plate are connected by bolts, an integrally formed top shaft is provided on the top of the shaft frame, wherein a hydraulic component is provided above the top shaft, a support shaft is provided below the hydraulic component, the support shaft and the hydraulic component are telescopically connected, the support shaft and the pneumatic component are controlled to descend by the hydraulic component, the oil filling valve hole at the bottom of the pneumatic component is connected to the lubricating oil hole on the support surface to complete the oil filling operation, and the bracket can pre-position the support to avoid rotational offset of the support.

[0006] Furthermore, a pneumatic component is provided on the outer side of the supporting shaft, and the pneumatic component is connected to the supporting shaft via bolts.

[0007] Furthermore, a rubber disc is provided at the bottom of the top shaft, and the rubber disc is connected to the top shaft through a slot. When the support shaft descends, the rubber disc at the bottom will contact the slewing support, and the support is clamped and fixed by the rubber disc. When fixed, the rubber disc can increase the friction resistance, prevent the support from moving, and avoid damage caused by direct contact between the support shaft and the support surface.

[0008] Furthermore, a pneumatic coupling is provided at the bottom of the pneumatic assembly, and an oil pipe is provided below the pneumatic coupling, wherein the oil pipe and the pneumatic coupling are connected by bolts.

[0009] Furthermore, an oil filling valve hole is provided at one end of the oil pipe, and the oil filling valve hole is connected to the oil pipe through an internal thread.

[0010] Furthermore, a card holder is provided on the surface of the base plate, and the card holder is connected to the base plate by bolts.

[0011] Compared with the prior art, the beneficial effects of the present invention are:

[0012] 1. This utility model uses a hydraulic assembly to control the support shaft and the pneumatic assembly to descend, and connects the oil filling valve hole at the bottom of the pneumatic assembly with the lubricating oil hole on the support surface to complete the oil filling operation. The bracket can pre-position the support to prevent the support from rotating and offsetting.

[0013] 2. In the present invention, the rubber disc at the bottom of the support shaft will come into contact with the slewing support during the descent process, and the support is clamped and fixed by the rubber disc. The rubber disc can increase the friction resistance when fixed, prevent the support from moving, and avoid damage caused by direct contact between the support shaft and the support surface. BRIEF DESCRIPTION OF THE DRAWINGS

[0014] Figure 1 This is the overall front view of the utility model;

[0015] Figure 2 It is an overall side view of the utility model;

[0016] Figure 3 This is a schematic diagram of the pneumatic component structure of the utility model.

[0017] In the figure: 1. Base plate; 2. Shaft frame; 101. Tray; 201. Top shaft; 202. Hydraulic assembly; 203. Support shaft; 204. Pneumatic assembly; 2031. Rubber disc; 2041. Pneumatic connecting shaft; 2042. Oil pipe; 2043. Oil filling valve hole. DETAILED DESCRIPTION

[0018] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the embodiments described are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without making creative efforts are within the scope of protection of the present invention.

[0019] In order to solve the problem that the device structure is suitable for oiling the horizontal slewing bearing, while the supporting structure with holes on the side needs to be placed vertically during oiling, which is prone to deviation; please refer to Figure 1-3 , the utility model provides the following solutions:

[0020] An automatically calibrated slewing bearing oiling device includes a base plate 1, a shaft frame 2 is provided above the base plate 1, the shaft frame 2 and the base plate 1 are connected by bolts, an integrally formed top shaft 201 is provided on the top of the shaft frame 2, wherein a hydraulic assembly 202 is provided above the top shaft 201, a supporting shaft 203 is provided below the hydraulic assembly 202, and the supporting shaft 203 is telescopically connected to the hydraulic assembly 202, and a bracket 101 is provided on the surface of the base plate 1, and the bracket 101 and the base plate 1 are connected by bolts;

[0021] Place the slewing bearing vertically on the base plate 1 and move the slewing bearing to abut against one side of the card holder 101. Then move the card holder 101 to drive the slewing bearing to the bottom of the pneumatic assembly 204. Use the hydraulic assembly 202 to control the support shaft 203 and the pneumatic assembly 204 to descend. Connect the oil filling valve hole 2043 at the bottom of the pneumatic assembly 204 with the lubricating oil hole on the bearing surface to complete the oil filling operation. The card holder 101 can pre-position the bearing to prevent the bearing from rotating and offsetting.

[0022] A pneumatic assembly 204 is provided on the outside of the supporting shaft 203, and the pneumatic assembly 204 is connected to the supporting shaft 203 by bolts. A rubber disc 2031 is provided at the bottom of the top shaft 201, and the rubber disc 2031 is connected to the top shaft 201 by a slot. A pneumatic connecting shaft 2041 is provided at the bottom of the pneumatic assembly 204, and an oil pipe 2042 is provided below the pneumatic connecting shaft 2041, wherein the oil pipe 2042 is connected to the pneumatic connecting shaft 2041 by bolts, and an oil filling valve hole 2043 is provided at one end of the oil pipe 2042, and the oil filling valve hole 2043 is connected to the oil pipe 2042 by an internal thread. One side of the oil pipe 2042 needs to be connected to an external lubricating oil pipeline, and the lubricating oil is pushed into the interior of the slewing bearing through the pneumatic assembly 204;

[0023] During the descent process of the support shaft 203, the rubber disc 2031 at the bottom will contact the slewing support, and the support will be clamped and fixed by the rubber disc 2031. The rubber disc 2031 can increase the friction resistance when fixed to prevent the support from moving and avoid damage caused by direct contact between the support shaft 203 and the support surface.

[0024] Working principle: place the slewing bearing vertically on the base plate 1, and move the slewing bearing to rest against one side of the card holder 101, then move the card holder 101 to drive the slewing bearing to the bottom of the pneumatic component 204, and control the support shaft 203 and the pneumatic component 204 to descend through the hydraulic component 202. A pneumatic connecting shaft 2041 is provided at the bottom of the pneumatic component 204, and an oil pipe 2042 is provided below the pneumatic connecting shaft 2041. One side of the oil pipe 2042 needs to be connected to an external lubricating oil pipeline, and the lubricating oil is pushed into the interior of the slewing bearing through the pneumatic component 204 to complete the oil filling operation.

[0025] It should be noted that, in this document, relational terms such as first and second, etc., are used only to distinguish one entity or operation from another entity or operation, and do not necessarily require or imply any actual relationship or order between these entities or operations. Moreover, the terms "comprises," "comprising," or any other variations thereof are intended to cover non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not explicitly listed, or elements inherent to such process, method, article, or apparatus.

[0026] Although the embodiments of the present invention have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and variations may be made to these embodiments without departing from the principles and spirit of the present invention, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. Automatic calibration slewing bearing oiling device, characterized in that, The invention comprises a base plate (1), an axis frame (2) is arranged above the base plate (1), the axis frame (2) and the base plate (1) are connected by bolts, an integrally formed top shaft (201) is arranged on the top of the axis frame (2), a hydraulic assembly (202) is arranged above the top shaft (201), a supporting shaft (203) is arranged below the hydraulic assembly (202), and the supporting shaft (203) is telescopically connected to the hydraulic assembly (202).

2. The automatic calibration slewing bearing oiling device according to claim 1, characterized in that: A pneumatic assembly (204) is provided on the outer side of the supporting shaft (203), and the pneumatic assembly (204) is connected to the supporting shaft (203) via bolts.

3. The automatic calibration slewing bearing oiling device according to claim 1, characterized in that: A rubber disc (2031) is provided at the bottom of the top shaft (201), and the rubber disc (2031) is connected to the top shaft (201) via a slot.

4. The automatic calibration slewing bearing oiling device according to claim 2, characterized in that: A pneumatic connecting shaft (2041) is provided at the bottom of the pneumatic assembly (204), and an oil pipe (2042) is provided below the pneumatic connecting shaft (2041), wherein the oil pipe (2042) and the pneumatic connecting shaft (2041) are connected via bolts.

5. The automatic calibration slewing bearing oiling device according to claim 4, characterized in that: One end of the oil pipe (2042) is provided with an oil filling valve hole (2043), and the oil filling valve hole (2043) is connected to the oil pipe (2042) via an internal thread.

6. The automatic calibration slewing bearing oiling device according to claim 1, characterized in that: A card holder (101) is provided on the surface of the base plate (1), and the card holder (101) is connected to the base plate (1) via bolts.

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