阅读说明：本技术 一种用于抛光机的重载防水转台装置 (Heavy-load waterproof turntable device for polishing machine ) 是由 杨佳葳 戴瑜兴 王珲荣 于 2020-04-15 设计创作，主要内容包括：一种用于抛光机的重载防水转台装置,包括工作台,所述工作台内设有旋转轴,所述旋转轴开有通气孔,所述旋转轴的上端和下端分别设有承载台和旋转接头,所述承载台和旋转接头通过通气孔连通,所述工作台的上下两端设有多个轴承,所述轴承套设在旋转轴上；所述工作台由上而下依次设有上防护罩和下防护罩,所述工作台上端和承载台还设有密封机构。与现有技术相比,本发明整体结构简单、设计合理,使用方便,既保证了抛光研磨工作运行的稳定性及其加工精度,又提高了整体的防水性能,增加了使用寿命,降低了故障率。(A heavy-load waterproof rotary table device for a polishing machine comprises a workbench, wherein a rotary shaft is arranged in the workbench, the rotary shaft is provided with an air vent, the upper end and the lower end of the rotary shaft are respectively provided with a bearing table and a rotary joint, the bearing table and the rotary joint are communicated through the air vent, the upper end and the lower end of the workbench are provided with a plurality of bearings, and the bearings are sleeved on the rotary shaft; the workstation from top to bottom is equipped with protection casing and lower protection casing in proper order, workstation upper end and plummer still are equipped with sealing mechanism. Compared with the prior art, the polishing and grinding machine has the advantages of simple integral structure, reasonable design and convenient use, ensures the stability of polishing and grinding operation and the processing precision thereof, improves the integral waterproof performance, prolongs the service life and reduces the failure rate.)

1. A heavy-load waterproof rotary table device for a polishing machine is characterized by comprising a workbench, wherein a rotary shaft is arranged in the workbench, the rotary shaft is provided with an air vent, the upper end and the lower end of the rotary shaft are respectively provided with a bearing table and a rotary joint, the bearing table and the rotary joint are communicated through the air vent, the upper end and the lower end of the workbench are provided with a plurality of bearings, and the bearings are sleeved on the rotary shaft; the workstation from top to bottom is equipped with protection casing and lower protection casing in proper order, workstation upper end and plummer still are equipped with sealing mechanism.

2. The heavy-duty waterproof turntable device for a polishing machine according to claim 1, wherein the upper shield and the table are formed with a limiting groove opened downward, and the lower shield is interposed between the upper shield and the table along the limiting groove.

3. The heavy-load waterproof turntable device for the polishing machine as claimed in claim 2, wherein the carrier table comprises a tray and a carrying tray, the carrying tray is arranged at the upper end of the tray, and the tray is fixedly connected with the rotating shaft.

4. The heavy-duty waterproof turntable device for a polishing machine according to claim 3, wherein the sealing mechanism includes a first seal ring provided between the tray and the carrier disc and a second seal ring provided above a bearing at an upper end of the table.

5. The heavy-duty waterproof turntable device for a polishing machine according to claim 4, wherein a lower end of the bearing of the lower end of the table is provided with a lock nut.

6. The heavy-load waterproof turntable device for the polishing machine as claimed in claim 5, wherein the worktable is provided with a fixed base in which the rotation shaft and the bearing are inserted, an upper protection cover and an outer protection cover are provided on an outer side of the fixed base, and an oil nipple is provided on an upper end of the fixed base.

7. The heavy-duty waterproof turntable device for a polishing machine according to claim 6, wherein the lock nuts are two in number.

8. The heavy-load waterproof turntable device for the polishing machine as claimed in claim 7, wherein a synchronizing wheel or a gear is further sleeved on the rotating shaft, and the synchronizing wheel or the gear is arranged below the locking nut.

9. The heavy-duty waterproof turntable device for a polishing machine according to claim 8, wherein the number of the synchronizing wheels is two or the number of the gears is two.

Technical Field

The invention relates to the technical field of polishing equipment, in particular to a heavy-load waterproof rotary table device for a polishing machine.

Background

Polishing refers to a process of reducing the roughness of a workpiece surface by mechanical, chemical, or electrochemical actions to obtain a bright, flat surface. And (3) performing modification processing on the surface of the workpiece by using grinding powder or other polishing media. Polishing does not improve the dimensional accuracy or geometric accuracy of the workpiece, but aims to obtain a smooth surface or a mirror surface gloss, and sometimes also serves to eliminate gloss (matting).

With the rapid development of intelligent display terminal equipment, various manufacturers continuously push out a new generation of glass screens, wherein 2.5D and 3D curved glass are most fierce, and the market prospect is the best. In the production process of curved glass, grinding and polishing are an important process, but in the existing glass grinding and polishing industry, the traditional equipment process cannot effectively meet the grinding and polishing requirements of 2.5D and 3D curved glass, and the problems of high cost and poor stability generally exist.

Therefore, it is necessary to provide a new heavy-duty waterproof turntable device for a polishing machine to solve the above technical problems.

Disclosure of Invention

The invention aims to solve the technical problem of providing a heavy-load waterproof turntable device for a polishing machine, which has the advantages of simple structure, good stability and long service life.

The invention solves the technical scheme adopted by the technical problem, and provides a heavy-load waterproof turntable device for a polishing machine, which comprises a workbench, wherein a rotating shaft is arranged in the workbench, the rotating shaft is provided with a vent hole, the upper end and the lower end of the rotating shaft are respectively provided with a bearing platform and a rotating joint, the bearing platform is communicated with the rotating joint through the vent hole, the upper end and the lower end of the workbench are provided with a plurality of bearings, and the bearings are sleeved on the rotating shaft; the workstation from top to bottom is equipped with protection casing and lower protection casing in proper order, workstation upper end and plummer still are equipped with sealing mechanism.

Preferably, the upper protection cover and the workbench are provided with limiting grooves with downward openings, and the lower protection cover is inserted between the upper protection cover and the workbench along the limiting grooves.

Preferably, the plummer includes tray and year dish, the upper end of tray is equipped with carries the dish, tray and rotation axis fixed connection.

Preferably, the sealing mechanism comprises a first sealing ring and a second sealing ring, the first sealing ring is arranged between the tray and the carrying disc, and the second sealing ring is arranged above the bearing at the upper end of the workbench.

Preferably, a locking nut is arranged at the lower end of the bearing at the lower end of the workbench.

Preferably, the workstation is equipped with the fixing base, the fixing base is inserted and is equipped with rotation axis and bearing, the outside of fixing base is equipped with protection casing and outer protection casing, the upper end of fixing base is equipped with the glib talker.

Preferably, the number of the locking nuts is two.

Preferably, the rotating shaft is further sleeved with a synchronizing wheel or a gear, and the synchronizing wheel or the gear is arranged below the locking nut.

Preferably, the number of the synchronizing wheels is two or the number of the gears is two.

Compared with the prior art, the polishing and grinding machine has the advantages of simple integral structure, reasonable design and convenient use, ensures the stability of polishing and grinding operation and the processing precision thereof, improves the integral waterproof performance, prolongs the service life and reduces the failure rate.

Drawings

FIG. 1 is a schematic structural diagram of the present invention.

In the figure:

1. the automatic oil-water mixing device comprises a workbench, 1-1 parts of a fixed seat, 2 parts of a rotating shaft, 2-1 parts of an air vent, 3 parts of a bearing table, 3-1 parts of a tray, 3-2 parts of a carrying disc, 4 parts of a rotating joint, 5 parts of a bearing, 6 parts of an upper protective cover, 7 parts of a lower protective cover, 8 parts of a sealing mechanism, 8-1 parts of a first sealing ring, 8-2 parts of a second sealing ring, 9 parts of a locking nut, 10 parts of an oil nozzle and 11 parts of a synchronizing wheel.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the invention and are not intended to limit the invention.

Referring to the attached figure 1, the present embodiment includes a workbench 1, a rotating shaft 2 is arranged in the workbench 1, the rotating shaft 2 is provided with a vent hole 2-1, the upper end and the lower end of the rotating shaft 2 are respectively provided with a bearing platform 3 and a rotating joint 4, the bearing platform 3 and the rotating joint 4 are communicated through the vent hole 2-1, the upper end and the lower end of the workbench 1 are provided with a plurality of bearings 5, and the bearings 5 are sleeved on the rotating shaft 2; the workbench 1 is sequentially provided with an upper protective cover 6 and a lower protective cover 7 from top to bottom, and the upper end of the workbench 1 and the bearing platform 3 are also provided with a sealing mechanism 8.

The upper protective cover 6 and the workbench 1 are formed with limiting grooves with downward openings, and the lower protective cover 7 is inserted between the upper protective cover 6 and the workbench 1 along the limiting grooves. This arrangement enables the upper and lower shrouds 6, 7 to form a labyrinth seal to prevent the grinding fluid from entering the interior of the table 1 and corroding the parts.

The bearing table 3 comprises a tray 3-1 and a carrying tray 3-2, wherein round holes are formed in the middles of the tray 3-1 and the carrying tray 3-2 and communicated with the vent holes 2-1. The upper end of the tray 3-1 is provided with a carrying disc 3-2, a jig can be arranged on the carrying disc 3-2, the jig is also provided with a round hole and is communicated with the rotary joint 4 through an air vent 2-1, a workpiece is placed on the jig, the tray 3-1 is fixedly connected with the rotary shaft 2, and the carrying disc 3-2 is fixed on the tray 3-1 through bolts. The tray 3-1 and the carrying tray 3-2 are designed, so that the carrying tray 3-2 is convenient to replace, and a jig is convenient to install according to the requirements of customers.

The sealing mechanism 8 comprises a first sealing ring 8-1 and a second sealing ring 8-2, the first sealing ring 8-1 is arranged between the tray 3-1 and the carrying disc 3-2, and the second sealing ring 8-2 is arranged above the bearing 5 at the upper end of the workbench 1. By arranging the first sealing ring 8-1, a sealing structure is formed between the carrying disc 3-2 and the tray 3-1, grinding fluid is prevented from entering parts corroded inside the workbench 1 along a gap between the carrying disc 3-2 and the tray 3-1, and by arranging the second sealing ring 8-2, the grinding fluid is prevented from entering the workbench 1 along the bearing 5. The first sealing ring 8-1 and the second sealing ring 8-2 form double protection, and the waterproof performance of the whole device can be effectively improved.

The lower end of the bearing 5 at the lower end of the working platform 1 is provided with a locking nut 9. Set up lock nut 9, effectively eliminate clearance between bearing 5, prevent that lapping liquid from following bearing 5 and getting into 1 inside corruption part of workstation.

The workbench 1 is provided with a fixed seat 1-1, a rotating shaft 2 and a bearing 5 are inserted into the fixed seat 1-1, an upper protective cover 6 and an outer protective cover are arranged on the outer side of the fixed seat 1-1, the upper waterproof cover is fixed on a tray 3-1 through bolts, the lower waterproof cover is fixed on the fixed seat 1-1 through bolts, and the upper end of the fixed seat 1-1 is provided with a nozzle tip 10. The oil nozzle 10 supplies oil to the whole device, so that the lubricating property between parts in the workbench 1 is good, the rotating shaft 2 rotates more stably and accurately, and the quality of a workpiece is effectively improved during polishing.

Two locking nuts 9 are arranged, and the waterproof performance of the device is further improved by arranging the two locking nuts 9.

The rotating shaft 2 is also sleeved with a synchronizing wheel 11 or a gear, and the synchronizing wheel 11 or the gear is arranged below the locking nut 9. The external driving device improves the driving force for the rotation of the rotating shaft 2 through the synchronizing wheel 11 or the gear, and the rotating shaft 2 drives the workpiece to carry out 360 DEG under the driving of the external driving device⁰The front and the back are rotated precisely, thereby meeting the requirement of complex processing technique.

The synchronizing wheels 11 are two or the gears are two, and the arrangement can make the rotation of the rotating shaft 2 smoother.

In the invention, a workpiece to be processed is firstly placed on a jig on a carrying disc 3-2, a rotary joint 4 is communicated with an external negative pressure pump, the workpiece is tightly adsorbed on the jig through an air hole 2-1 which is communicated up and down, and an external driving device is started to drive a rotary shaft 2 and the jig to rotate stably. When the grinding fluid splashes around, the labyrinth seal formed by the upper protective cover 6 and the lower protective cover 7 prevents the grinding fluid from entering parts corroded in the workbench 1 from the outside, and the first sealing ring 8-1, the second sealing ring 8-2 and the locking nut 9 are arranged to further prevent the grinding fluid from entering the parts corroded in the workbench 1 from the outside, so that the failure rate is reduced, and the service life of the device is prolonged. The bearings 5 are arranged at the upper end and the lower end of the workbench 1, so that the whole device has load bearing capacity, can bear larger axial load, can ensure that the rotating shaft 2 rotates more stably, and improves the rotating precision of workpieces.

This application simple structure, reasonable in design, convenient to use had both guaranteed the stability of polishing grinding work operation and machining precision, had improved holistic waterproof performance again, had increased life, had reduced the fault rate.

The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.