阅读说明：本技术 内圆磨床的主轴装置 (Main shaft device of internal grinding machine ) 是由 许建林 于 2020-05-28 设计创作，主要内容包括：本发明公开了内圆磨床的主轴装置,具体涉及内圆磨床领域,包括底座,所述底座的顶部固定安装有箱体,所述底座顶部的一侧固定安装有位于箱体内腔的支撑杆,所述支撑杆的外部活动套装有套管,所述套管的外部固定连接有伸缩杆,所述伸缩杆远离于套管的一侧固定连接有缓冲箱,所述缓冲箱内腔远离于套管的一侧固定安装有传导块。本发明通过设置缓冲箱、传导块、弹簧以及缓冲垫,使得内圆磨床在工作的过程中,电动机工作产生的振动以及砂轮作用于工作对象时产生的振动,在经过缓冲箱后,有效的被弹簧以及缓冲垫吸收缓解,避免了因振动长时间作用于主轴上,造成的主轴的损坏,进一步的造成内圆磨床的损坏,体现了该装置的实用性。(The invention discloses a spindle device of an internal grinding machine, and particularly relates to the field of internal grinding machines. According to the invention, by arranging the buffer box, the transmission block, the spring and the buffer cushion, in the working process of the internal grinding machine, the vibration generated by the working of the motor and the vibration generated when the grinding wheel acts on a working object are effectively absorbed and relieved by the spring and the buffer cushion after passing through the buffer box, so that the damage of the main shaft caused by the long-time action of the vibration on the main shaft is avoided, the damage of the internal grinding machine is further avoided, and the practicability of the device is embodied.)

1. Internal grinding machine's spindle unit, including base (1), the top fixed mounting of base (1) has box (2), its characterized in that: a supporting rod (3) positioned in the inner cavity of the box body (2) is fixedly arranged on one side of the top of the base (1), a sleeve (4) is movably sleeved outside the supporting rod (3), a telescopic rod (5) is fixedly connected outside the sleeve (4), one side of the telescopic rod (5) far away from the sleeve (4) is fixedly connected with a buffer box (6), a conducting block (7) is fixedly arranged on one side of the inner cavity of the buffer box (6) far away from the sleeve (4), one side of the conducting block (7) close to the sleeve (4) is fixedly connected with a spring (8), a buffer pad (9) is fixedly connected with one side of the spring (8) close to the sleeve (4), one side of the outer portion of the buffer box (6), which is far away from the sleeve (4), is detachably provided with a main shaft pipe (10) through a bolt (11), and a main shaft (12) is fixedly sleeved in the main shaft pipe (10).

2. The main shaft device of the internal grinding machine according to claim 1, characterized in that: a motor (13) is detachably mounted on one side, far away from the sleeve (4), of the main shaft (12), and a grinding wheel (14) is fixedly connected to the output end of the motor (13).

3. The main shaft device of the internal grinding machine according to claim 1, characterized in that: the top fixed mounting of base (1) has workstation (15) that are located box (2) inner chamber, the top fixed mounting of workstation (15) has fixed case (16).

4. The main shaft device of the internal grinding machine according to claim 1, characterized in that: the top fixed mounting of base (1) has control box (17) that is located box (2) inner chamber, just control box (17) are located the bottom of workstation (15), the inner chamber fixed mounting of control box (17) has controller (18), the outside fixed mounting of control box (17) has button (19).

5. The main shaft device of the internal grinding machine according to claim 1, characterized in that: the telescopic rod (5) is electrically connected with the controller (18), the button (19) is electrically connected with the controller (18), the motor (13) is electrically connected with the controller (18), and the sleeve (4) is electrically connected with the controller (18).

6. The main shaft device of the internal grinding machine according to claim 1, characterized in that: the positive outside demountable installation of box (2) has switch door (20), the quantity of switch door (20) is two, two switch door (20) are located respectively the positive outside both sides of box (2), the outside demountable installation of switch door (20) has handle (21).

Technical Field

The present invention relates to the technical field of internal grinding machines, and more particularly, to a spindle device of an internal grinding machine.

Background

With the development of science and technology and the continuous progress of society, the development of processing technology in production and life has advanced sufficiently, in the modern processing technology, a common device for grinding the surface and the end face of an inner hole which is formed by the development of a cylindrical, conical or other-shaped plain wire, namely, an internal grinding machine, starts to be widely applied to the production and life, generally speaking, the internal grinding machine is divided into a common internal grinding machine and a universal internal grinding machine, the universal internal grinding machine is widely applied, the basic components of the internal grinding machine comprise a machine body, a main shaft, a grinding wheel, a workbench and the like, and the main shaft is the most important part of the whole internal grinding machine.

However, the main shaft of the existing internal grinding machine is often in the using process, after the main shaft is broken down, the main shaft cannot be detached and replaced, the working process of the whole internal grinding machine is stopped, certain influence can be caused on production or life, on the other hand, in the using process of the internal grinding machine, the motor connected with the internal grinding machine vibrates in the working process, certain influence and loss can be caused on the main shaft, after the main shaft is used for a long time, the vibration can cause the damage of the main shaft and further cause the damage of the internal grinding machine, and unnecessary waste and even injury to the personal safety of operators are caused.

Therefore, it is necessary to develop a spindle device of an internal grinding machine, which can effectively reduce the vibration borne by the spindle and is convenient to disassemble and replace.

Disclosure of Invention

In order to overcome the above defects of the prior art, embodiments of the present invention provide a spindle device of an internal grinding machine, in which vibration generated by the operation of a motor and vibration generated when a grinding wheel acts on a work object during the operation of the internal grinding machine are effectively absorbed and relieved by a spring and a cushion pad after passing through the cushion box by arranging the cushion box, so as to prevent damage to the spindle and further damage to the internal grinding machine due to the long-term action of the vibration on the spindle, and by arranging a spindle tube and a bolt, the spindle is detachably mounted on the cushion box through the action of the spindle tube and the bolt, so that the spindle tube can be timely detached to replace the spindle after the spindle fails or is worn, thereby preventing the internal grinding machine from failing to work due to the incapability of replacing the spindle, and reducing the stress of the spindle by increasing the stress area of the spindle tube, the loss of the main shaft is reduced to solve the problems proposed in the background art.

In order to achieve the purpose, the invention provides the following technical scheme: internal grinding machine's spindle unit, the on-line screen storage device comprises a base, the top fixed mounting of base has the box, one side fixed mounting at base top has the bracing piece that is located box inner chamber, the outside movable sleeve of bracing piece is equipped with the sleeve pipe, sheathed tube outside fixedly connected with telescopic link, the telescopic link is kept away from in sheathed tube one side fixedly connected with baffle-box, the baffle-box inner chamber is kept away from in sheathed tube one side fixed mounting and is had the conduction piece, the conduction piece is close to sheathed tube one side fixedly connected with spring, the spring is close to sheathed tube one side fixedly connected with blotter, the baffle-box outside is kept away from in sheathed tube one side and has the main shaft pipe through bolt demountable installation, the fixed cover in inside of main shaft pipe is equipped with the main shaft.

In a preferred embodiment, a motor is detachably mounted on the side of the spindle away from the sleeve, and an output end of the motor is fixedly connected with a grinding wheel.

In a preferred embodiment, a workbench located in the inner cavity of the box body is fixedly mounted at the top of the base, and a fixed box is fixedly mounted at the top of the workbench.

In a preferred embodiment, a control box located in the inner cavity of the box body is fixedly installed at the top of the base, the control box is located at the bottom of the workbench, a controller is fixedly installed in the inner cavity of the control box, and a button is fixedly installed outside the control box.

In a preferred embodiment, the connection mode of the telescopic rod and the controller is electrical connection, the connection mode of the button and the controller is electrical connection, the connection mode of the motor and the controller is electrical connection, and the connection mode of the sleeve and the controller is electrical connection.

In a preferred embodiment, the switch doors are detachably mounted on the outer portion of the front surface of the box body, the number of the switch doors is two, the two switch doors are respectively located on two sides of the outer portion of the front surface of the box body, and the handles are detachably mounted on the outer portions of the switch doors.

The invention has the technical effects and advantages that:

1. according to the invention, by arranging the buffer box, the transmission block, the spring and the buffer cushion, in the working process of the internal grinding machine, the vibration generated by the working of the motor and the vibration generated when the grinding wheel acts on a working object are effectively absorbed and relieved by the spring and the buffer cushion after passing through the buffer box, so that the damage of the main shaft caused by the long-time action of the vibration on the main shaft is avoided, the damage of the internal grinding machine is further caused, and the practicability of the device is embodied;

2. according to the invention, the spindle pipe and the bolt are arranged, so that the spindle can be detachably mounted on the buffer box under the action of the spindle pipe and the bolt, and further, after the spindle is broken down or worn, the spindle pipe can be timely detached to replace the spindle, the problem that the internal grinding machine cannot work due to the fact that the spindle cannot be replaced is avoided, meanwhile, the spindle pipe reduces the stress of the spindle by increasing the stress area, the loss of the spindle is reduced, and the practicability of the device is embodied.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is an enlarged schematic view of fig. 1 at a.

Fig. 3 is a schematic side view of the spindle according to the present invention.

Fig. 4 is an external structural view of the present invention.

Fig. 5 is a block diagram of the system of the present invention.

The reference signs are: 1. a base; 2. a box body; 3. a support bar; 4. a sleeve; 5. a telescopic rod; 6. a buffer tank; 7. a conductive block; 8. a spring; 9. a cushion pad; 10. a main shaft pipe; 11. a bolt; 12. a main shaft; 13. an electric motor; 14. a grinding wheel; 15. a work table; 16. a fixed box; 17. a control box; 18. a controller; 19. a button; 20. opening and closing the door; 21. a handle.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

The main shaft device of the internal grinding machine shown in the attached figures 1-5 comprises a base 1, a box body 2 is fixedly mounted at the top of the base 1, a supporting rod 3 located in the inner cavity of the box body 2 is fixedly mounted at one side of the top of the base 1, a sleeve 4 is sleeved on the outside of the supporting rod 3, an expansion rod 5 is fixedly connected with the outside of the sleeve 4, a buffer box 6 is fixedly connected with one side of the expansion rod 5 far away from the sleeve 4, a transmission block 7 is fixedly mounted at one side of the buffer box 6 far away from the sleeve 4, a spring 8 is fixedly connected with the transmission block 7 close to one side of the sleeve 4, a buffer cushion 9 is fixedly connected with one side of the spring 8 close to the sleeve 4, a main shaft pipe 10 is detachably mounted at one side of the sleeve 4 far away from the outside of the buffer box 6 through a bolt 11, and a main shaft 12 is fixedly mounted in the inside of the main shaft pipe 10.

The implementation mode is specifically as follows: through the arrangement of the buffer box 6, the conducting block 7, the spring 8 and the buffer pad 9, in the working process of the internal grinding machine, vibration generated by the work of the motor 13 and vibration generated when the grinding wheel 14 acts on a working object are effectively absorbed and relieved by the spring 8 and the buffer pad 9 after passing through the buffer box 6, damage to the spindle 12 and further damage to the internal grinding machine due to the fact that the vibration acts on the spindle 12 for a long time are avoided, through the arrangement of the spindle pipe 10 and the bolt 11, the spindle 12 is detachably mounted on the buffer box 6 through the action of the spindle pipe 10 and the bolt 11, and further after the spindle 12 breaks down or is worn, the spindle pipe 10 can be timely dismounted to replace the spindle 12, the problem that the internal grinding machine cannot work due to the fact that the spindle 12 cannot be replaced is avoided, and meanwhile, the spindle pipe 10 also reduces stress of the spindle 12 in a mode of increasing stress area, the loss of the main shaft 12 is reduced;

as shown in fig. 1 and fig. 5, in the spindle device of the internal grinding machine, a motor 13 is detachably mounted on a side of the spindle 12 away from the sleeve 4, and an output end of the motor 13 is fixedly connected with a grinding wheel 14.

The implementation mode is specifically as follows: the grinding wheel 14 is rotated by the motor 13, thereby performing a rounding process on the work object.

As shown in fig. 1, in the spindle device of the internal grinding machine, a table 15 located in an inner cavity of the box body 2 is fixedly installed at the top of the base 1, and a fixing box 16 is fixedly installed at the top of the table 15.

The implementation mode is specifically as follows: through setting up workstation 15 and fixed case 16 for the work object can be effectual be fixed in the fixed case 16 on workstation 15, avoided because of the fixed failure of the processing technology that leads to of work object not well.

As shown in fig. 1 and 5, in the spindle device of the internal grinding machine, a control box 17 located in an inner cavity of the box body 2 is fixedly installed at the top of the base 1, the control box 17 is located at the bottom of the workbench 15, a controller 18 is fixedly installed in the inner cavity of the control box 17, and a button 19 is fixedly installed outside the control box 17.

The implementation mode is specifically as follows: through setting up control box 17, controller 18 and button 19 for internal grinding machine's work process automation degree is higher, has effectually promoted internal grinding machine's work efficiency, has reduced working error.

As shown in fig. 1 and 5, the telescopic rod 5 is electrically connected to the controller 18, the button 19 is electrically connected to the controller 18, the motor 13 is electrically connected to the controller 18, and the sleeve 4 is electrically connected to the controller 18.

The implementation mode is specifically as follows: the connection mode through setting up controller 18 and telescopic link 5, sleeve pipe 4, motor 13 and button 19 is electric connection for what controller 18 can be timely later effectual guarantees going on of internal grinder's normal work through control telescopic link 5, sleeve pipe 4, motor 13.

As shown in fig. 1 and fig. 4, in the spindle device of the internal grinding machine, two switch doors 20 are detachably mounted on the outer portion of the front surface of the box body 2, the two switch doors 20 are respectively located on two sides of the outer portion of the front surface of the box body 2, and a handle 21 is detachably mounted on the outer portion of each switch door 20.

The implementation mode is specifically as follows: through setting up box 2 and switch door 20 in the outside of internal grinding machine for internal grinding machine is idle in-process, and box 2 and switch door 20 can prevent external environment to internal grinding machine's interference and loss effectively.

The working principle of the invention is as follows: firstly, opening a switch door 20, placing an object in a fixed box 16 on a workbench 15, fixing the object firmly, then opening a button 19, controlling a controller 18 to start working by the button 19, controlling the sleeve 4 to reach a corresponding position by the controller 18, controlling the telescopic rod 5 to reach a corresponding position by the controller 18, further controlling a motor 13 to start working by the controller 18, driving the grinding wheel 14 to process the object by the motor 13, wherein vibration generated by the grinding wheel 14 and the motor 13 passes through a buffer box 6, reaches a spring 8 and a buffer pad 9 through a conduction block 7, is relieved and absorbed by the spring 8 and the buffer pad 9, most of stress on a main shaft 12 is absorbed, the stable work is realized, the process is finished, the button 19 is closed, and the switch door 20 is closed.

The points to be finally explained are: first, in the description of the present application, it should be noted that, unless otherwise specified and limited, the terms "mounted," "connected," and "connected" should be understood broadly, and may be a mechanical connection or an electrical connection, or a communication between two elements, and may be a direct connection, and "upper," "lower," "left," and "right" are only used to indicate a relative positional relationship, and when the absolute position of the object to be described is changed, the relative positional relationship may be changed;

secondly, the method comprises the following steps: in the drawings of the disclosed embodiments of the invention, only the structures related to the disclosed embodiments are referred to, other structures can refer to common designs, and the same embodiment and different embodiments of the invention can be combined with each other without conflict;

and finally: 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, improvements and the like that are within the spirit and principle of the present invention are intended to be included in the scope of the present invention.