CN221415412U - Main spindle box of infrared cutting machine - Google Patents

Main spindle box of infrared cutting machine Download PDF

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Publication number
CN221415412U
CN221415412U CN202421543234.6U CN202421543234U CN221415412U CN 221415412 U CN221415412 U CN 221415412U CN 202421543234 U CN202421543234 U CN 202421543234U CN 221415412 U CN221415412 U CN 221415412U
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CN
China
Prior art keywords
main shaft
shaft
end cover
spindle
cutter head
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Application number
CN202421543234.6U
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Chinese (zh)
Inventor
段永琴
张海玉
张燕群
朱智灿
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Xinxiang Kunyu Machinery Equipment Co ltd
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Xinxiang Kunyu Machinery Equipment Co ltd
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Priority to CN202421543234.6U priority Critical patent/CN221415412U/en
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Abstract

The utility model discloses a spindle box of an infrared cutting machine, which relates to the technical field of spindle boxes and aims at solving the problems of jumping and inconvenient maintenance of a spindle in the operation of the existing spindle box.

Description

Main spindle box of infrared cutting machine
Technical Field
The utility model relates to the technical field of spindle boxes, in particular to an infrared cutting machine spindle box.
Background
The infrared cutting machine is a material cutting device widely applied to the processing of stone, glass, plastics and other materials, is mainly used for infrared cutting of stone, numerical control infrared cutting, infrared glass cutting and infrared plastic cutting, is used for cutting polished rough plates, plastics, glass, cement plates and the like, and is used for rapidly, accurately and continuously cutting required standard specification plates according to requirements, and a main shaft box is used as a main transmission part for driving a blade to feed, so that the stability requirement is high.
The main shaft box of the infrared cutting machine is a key component, the cutting precision and the working efficiency of the machine are directly affected, so that the main shaft can be stably operated, the long-term stable operation of the machine can be ensured, the main shaft box of the existing infrared cutting machine is short in service life and easy to damage, the main shaft and the bearing are axially positioned only by virtue of the end cover, the main shaft is unstable in axial positioning due to high assembly precision requirement in actual production and the poor assembly bearing is loose, the jumping phenomenon is easy to occur when the main shaft operates, the stability and the continuity of material cutting are affected, in addition, after long-time operation, lubrication in the main shaft box is not smooth, the main shaft box is inconvenient to inject lubricating oil into the main shaft box due to the existing structure, and the maintenance is inconvenient.
Therefore, the application provides the spindle box of the infrared cutting machine to meet the requirements.
Disclosure of utility model
The application aims to provide a spindle box of an infrared cutting machine, which is used for positioning and fixing a bearing on a spindle through a nut, so that the spindle is conveniently positioned axially, the spindle is enabled to run stably, and a lubrication hole is formed, so that lubricating oil is conveniently discharged.
In order to achieve the above purpose, the present application provides the following technical solutions: the main shaft box of the infrared cutting machine comprises a main shaft box and a main shaft, wherein the main shaft box is a front-back transparent shell, the front end and the rear end of an inner cavity of the main shaft box are respectively in rotary connection with the main shaft through a front bearing and a rear bearing, a front positioning nut is in threaded connection with the main shaft, the front end face of the front positioning nut is in butt joint with the rear end face of the front bearing, and the front bearing can be positioned and fixed;
the front end and the rear end of the main shaft box are respectively connected with a front end cover and a rear end cover through bolts, and the front end cover and the rear end cover are sleeved on the main shaft;
The bottom of the main shaft box is provided with a first lubricating oil nozzle, and the first lubricating oil nozzle is communicated with the inner cavity of the main shaft box through a first lubricating hole;
The bottom edge of rear end cover is equipped with the second lubrication oil nozzle, be equipped with the second lubrication hole intercommunication on the rear end cover the second lubrication oil nozzle with the inner chamber of headstock, the port of second lubrication hole just right the rear bearing can be convenient for lubricate the rear bearing, easily right the headstock maintains.
Preferably, the front bearings are provided with two groups, a shaft sleeve is arranged between the front bearings, the shaft sleeve is sleeved on the main shaft, and the first lubrication holes correspond to the shaft sleeve in position, so that the two groups of front bearings can be lubricated conveniently.
Preferably, the front positioning nuts are provided with two groups, and a front stop washer is pressed between the two groups of the front positioning nuts, so that the stability of the front positioning nuts is improved.
Preferably, a front oil seal is pressed between the front end cover and the main shaft, and a rear oil seal is pressed between the rear end cover and the main shaft.
Preferably, the front bearing and the rear bearing are deep groove ball bearings.
Preferably, the front end of the main shaft is provided with a front shaft head, the front shaft head is sequentially sleeved with an inner pressure cutter head and an outer pressure cutter head from inside to outside, the tail end of the front shaft head is in threaded connection with a main shaft nut, and the main shaft nut is used for limiting the outer pressure cutter head.
Preferably, the rear end of the main shaft is provided with a rear shaft head, the rear shaft head is sleeved with a belt wheel, the tail end of the rear shaft head is in threaded connection with rear positioning nuts, and two groups of rear positioning nuts are provided with rear stop washers in a pressing mode.
In summary, the utility model has the technical effects and advantages that:
According to the utility model, the nut is used for positioning and fixing the bearing in the axial direction on the spindle, so that the requirement on the assembly precision is low compared with the axial positioning of the bearing by only relying on the end cover, the processing cost can be reduced, the anti-skid stop effect of the nut is achieved by using the stop washer, the running stability of the bearing is enhanced, the looseness of the bearing and the spindle in the running process of the spindle box can be effectively prevented, the jump of the spindle in the running process is effectively avoided, and the stability and the continuity of material cutting are improved.
According to the utility model, the lubricating oil nozzle is arranged on the main shaft box to continuously lubricate the bearing, so that the long-term normal operation of the main shaft box can be effectively ensured, the later maintenance is reduced, and the use cost is reduced.
Drawings
In order to more clearly illustrate the embodiments of the application or the technical solutions in the prior art, the drawings that are required in the embodiments or the description of the prior art will be briefly described, it being obvious that the drawings in the following description are only some embodiments of the application, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic diagram of the overall structure of the present utility model;
FIG. 2 is a schematic diagram of a front view of the present utility model;
FIG. 3 is a schematic view of a cross-sectional structure of A-A of the present utility model;
FIG. 4 is an enlarged schematic view of the structure of the present utility model at B;
fig. 5 is an enlarged schematic view of the structure of the present utility model at C.
In the figure: 1. a spindle box; 2. a main shaft; 3. a rear bearing; 4. a front bearing; 5. a rear end cover; 6. a front end cover; 7. a belt wheel; 8. internal pressure cutterhead; 9. an external pressure cutter head; 10. a first lubrication hole; 11. a first lubricating nipple; 20. a front axle head; 21. a rear axle head; 22. a spindle nut; 40. a shaft sleeve; 41. a front positioning nut; 42. a front stop washer; 50. a rear oil seal; 51. a second lubrication hole; 52. a second lubricating nipple; 60. and a front oil seal.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Examples: referring to fig. 1-5, as shown in fig. 1, the spindle box of the infrared cutting machine in this embodiment includes a spindle box 1 and a spindle 2, the spindle box 1 is a front-back transparent shell, front and back ends of an inner cavity of the spindle box 1 are respectively rotatably connected with the spindle 2 through a front bearing 4 and a back bearing 3, a front positioning nut 41 is in threaded connection with the spindle 2, and a front end face of the front positioning nut 41 is abutted with a back end face of the front bearing 4;
The front end and the rear end of the spindle box 1 are respectively connected with a front end cover 6 and a rear end cover 5 through bolts, and the front end cover 6 and the rear end cover 5 are respectively sleeved on the spindle 2;
The bottom of the main shaft box 1 is provided with a first lubricating oil nozzle 11, and the first lubricating oil nozzle 11 is communicated with the inner cavity of the main shaft box 1 through a first lubricating hole 10;
The bottom edge of the rear end cover 5 is provided with a second lubricating oil nozzle 52, the rear end cover 5 is provided with a second lubricating hole 51 which is communicated with the second lubricating oil nozzle 52 and the inner cavity of the main shaft box 1, and the port of the second lubricating hole 51 is opposite to the rear bearing 3.
As an implementation manner in this embodiment, in order to improve the rotation stability of the spindle 2, as shown in fig. 3, there are two sets of front bearings 4, and a shaft sleeve 40 is disposed between the front bearings 4, the shaft sleeve 40 is sleeved on the spindle 2, and the first lubrication hole 10 corresponds to the position of the shaft sleeve 40.
As an implementation manner in this embodiment, to enhance the stability of the limit of the front positioning nuts 41, as shown in fig. 4, there are two sets of front positioning nuts 41, and a front stop washer 42 is pressed between the two sets of front positioning nuts 41.
As an embodiment of the present embodiment, in order to maintain good sealing performance in the headstock 1, as shown in fig. 4 and 5, a front oil seal 60 is pressed between the front end cover 6 and the main shaft 2, and a rear oil seal 50 is pressed between the rear end cover 5 and the main shaft 2.
As an implementation manner in this embodiment, in order to adapt to the rotation speed and stability requirements of the spindle 2, as shown in fig. 3 to 5, deep groove ball bearings are adopted for the front bearing 4 and the rear bearing 3.
As an embodiment in this embodiment, in order to install the cutting blade conveniently, as shown in fig. 2 to 4, the front end of the spindle 2 is provided with a front spindle head 20, the front spindle head 20 is sequentially sleeved with an inner pressure cutter 8 and an outer pressure cutter 9 from inside to outside, the tail end of the front spindle head 20 is in threaded connection with a spindle nut 22, and the spindle nut 22 is used for limiting the outer pressure cutter 9.
As an implementation manner in this embodiment, in order to facilitate connection with a power source, as shown in fig. 3 and 5, a rear axle head 21 is disposed at a rear end of the main axle 2, a belt wheel 7 is sleeved on the rear axle head 21, rear positioning nuts are screwed at an end of the rear axle head 21, and two sets of rear positioning nuts are provided and a rear stop washer is pressed between the two sets of rear positioning nuts.
The working principle of the utility model is as follows: the spindle box 1 is arranged on a cutting machine, a belt wheel 7 is firstly arranged on a rear shaft head 21 at the rear end of a spindle 2, the belt wheel 7 is connected with a power source, a rear positioning nut and a rear stop washer are used for limiting and fixing, an inner pressure cutter head 8, a blade and an outer pressure cutter head 9 are sleeved on a front shaft head 20 at the front end of the spindle 2 in sequence, a spindle nut 22 is used for being arranged at the tail end of the front shaft head 20, the inner pressure cutter head 8 and the outer pressure cutter head 9 clamp and fix the blade, when the infrared cutting machine works and cuts, the power source drives the spindle 2 to rotate through the belt wheel 7, a rear end cover 5 and a front end cover 6 seal the front end and the rear end of the spindle box 1, a front oil seal 60 and a rear oil seal 50 keep the inside of the spindle box 1 sealed, the inside of the spindle box 1 is filled with lubricating oil, the front bearings 4 and the rear bearings 3 are lubricated, the rotating stability of the main shaft 2 can be enhanced by the two groups of front bearings 4, the front bearings 4 and the shaft sleeve 40 are separated by the shaft sleeve 40 between the two groups of front bearings 4, heat dissipation is facilitated, the front positioning nuts 41 compress the front bearings 4 and the shaft sleeve 40, looseness is prevented, the double nuts and the front stop washers 42 can prevent the front positioning nuts 41 from loosening, limit stability is enhanced, the main shaft 2 is prevented from jumping in the operation process, the first lubricating nipple 11 and the second lubricating nipple 52 are connected with a lubricating grease gun or a lubricating grease pump, lubricating oil can be conveyed to the positions of the front bearings 4 and the rear bearings 3 along the first lubricating holes 10 and the second lubricating holes 51, continuous lubrication is performed on the bearings, and the main shaft box 1 is convenient to maintain.
The mechanical connection according to the utility model is a customary practice adopted by the person skilled in the art, and the technical teaching can be obtained by a limited number of tests, which belongs to the common general knowledge.
The components not described in detail herein are prior art.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.

Claims (7)

1. The utility model provides an infrared ray cutting machine headstock, includes headstock (1), main shaft (2), its characterized in that: the spindle box (1) is a front-back transparent shell, the front end and the rear end of the inner cavity of the spindle box (1) are respectively in rotary connection with the spindle (2) through a front bearing (4) and a rear bearing (3), a front positioning nut (41) is in threaded connection with the spindle (2), and the front end face of the front positioning nut (41) is in butt joint with the rear end face of the front bearing (4);
The front end and the rear end of the main shaft box (1) are respectively connected with a front end cover (6) and a rear end cover (5) through bolts, and the front end cover (6) and the rear end cover (5) are sleeved on the main shaft (2);
the bottom of the main shaft box (1) is provided with a first lubricating nipple (11), and the first lubricating nipple (11) is communicated with the inner cavity of the main shaft box (1) through a first lubricating hole (10);
The bottom edge of rear end cover (5) is equipped with second lubrication oil nozzle (52), be equipped with second lubrication hole (51) on rear end cover (5) and communicate second lubrication oil nozzle (52) with the inner chamber of headstock (1), the port of second lubrication hole (51) with the position of rear bearing (3) is corresponding.
2. An infrared cutter head stock as defined in claim 1, wherein: the front bearings (4) are provided with two groups, a shaft sleeve (40) is arranged between the front bearings (4), the shaft sleeve (40) is sleeved on the main shaft (2), and the first lubrication holes (10) correspond to the shaft sleeve (40) in position.
3. An infrared cutter head stock as claimed in claim 2, wherein: the front positioning nuts (41) are provided with two groups, and a front stop washer (42) is pressed between the two groups of the front positioning nuts (41).
4. An infrared cutter head stock as defined in claim 1, wherein: a front oil seal (60) is pressed between the front end cover (6) and the main shaft (2), and a rear oil seal (50) is pressed between the rear end cover (5) and the main shaft (2).
5. An infrared cutter head stock as defined in claim 1, wherein: the front bearing (4) and the rear bearing (3) are deep groove ball bearings.
6. An infrared cutter head stock as defined in claim 1, wherein: the front end of the main shaft (2) is provided with a front shaft head (20), the front shaft head (20) is sequentially sleeved with an inner pressure cutter head (8) and an outer pressure cutter head (9) from inside to outside, the tail end of the front shaft head (20) is in threaded connection with a main shaft nut (22), and the main shaft nut (22) is used for limiting the outer pressure cutter head (9).
7. An infrared cutter head stock as defined in claim 1, wherein: the rear end of the main shaft (2) is provided with a rear shaft head (21), the rear shaft head (21) is sleeved with a belt wheel (7), the tail end of the rear shaft head (21) is connected with rear positioning nuts in a threaded manner, and two groups of rear positioning nuts are provided with rear stop washers in a pressing manner.
CN202421543234.6U 2024-07-02 2024-07-02 Main spindle box of infrared cutting machine Active CN221415412U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202421543234.6U CN221415412U (en) 2024-07-02 2024-07-02 Main spindle box of infrared cutting machine

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202421543234.6U CN221415412U (en) 2024-07-02 2024-07-02 Main spindle box of infrared cutting machine

Publications (1)

Publication Number Publication Date
CN221415412U true CN221415412U (en) 2024-07-26

Family

ID=91981448

Family Applications (1)

Application Number Title Priority Date Filing Date
CN202421543234.6U Active CN221415412U (en) 2024-07-02 2024-07-02 Main spindle box of infrared cutting machine

Country Status (1)

Country Link
CN (1) CN221415412U (en)

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