CN217572382U

CN217572382U - Multi-axis optical element composite polishing equipment

Info

Publication number: CN217572382U
Application number: CN202221586489.1U
Authority: CN
Inventors: 蔡爽; 其他发明人请求不公开姓名
Original assignee: Hunan Norbest Technology Co ltd
Current assignee: Hunan Norbest Technology Co ltd
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-10-14
Anticipated expiration: 2032-06-16

Abstract

The utility model discloses a multi-axis optical element composite polishing device, which comprises a base, wherein a lower bearing platform is arranged above the base in a sliding manner along the X axial direction, and an upper bearing platform is arranged above the lower bearing platform in a sliding manner along the Y axial direction; a vertical frame is vertically fixed on one side of the base upwards, a sliding plate is movably arranged on the vertical frame along the Z-axis direction, and a polishing mechanism is detachably arranged on one side of the sliding plate, which faces the base; the X axial direction, the Y axial direction and the Z axial direction are vertical to each other. Set to between the fuselage system and the grinding machanism that constitute by base, lower cushion cap, last cushion cap, grudging post and slide and to dismantling the connection, when carrying out the task of polishing, the operator can select the grinding machanism of different grade type to install in order to form different grinding device on the fuselage system according to actual need, thereby one set of fuselage has had the ability of connecting different grade type grinding machanism and forming different grinding device.

Description

Multi-axis optical element composite polishing equipment

Technical Field

The utility model mainly relates to a polishing equipment technical field especially relates to a multiaxis optical element composite polishing equipment.

Background

In recent years, with the development of related fields of modern optics, microelectronics, solid electronics and the like, the requirement on the surface quality precision of optical parts in optical systems is more and more strict, and the ultra-smooth surface polishing technology of the optical parts also becomes one of the important fields of optical processing at present. The magnetorheological polishing head or the small grinding head polishing head can be used for polishing different workpieces, and the workpieces with special polishing requirements can be processed by two polishing heads. The existing polishing equipment can only be adapted to one polishing head, that is, when a workpiece needs to be polished by different polishing heads, two polishing equipments must be equipped, and the workpiece is transferred once in the processing process, which not only greatly increases the processing cost, but also may damage the workpiece in the transferring process. Therefore, a polishing apparatus that accommodates a variety of polishing heads is needed.

SUMMERY OF THE UTILITY MODEL

The to-be-solved technical problem of the utility model is to overcome prior art's not enough, provide a multiaxis optical element composite polishing equipment of the multiple rubbing head of adaptation.

In order to solve the technical problem, the utility model discloses a following technical scheme:

a multi-axis optical element composite polishing device comprises a base, wherein a lower bearing platform is arranged above the base in an X-axis sliding manner, and an upper bearing platform is arranged above the lower bearing platform in a Y-axis sliding manner; a vertical frame is vertically fixed on one side of the base upwards, a sliding plate is movably arranged on the vertical frame along the Z-axis direction, and a polishing mechanism is detachably arranged on one side of the sliding plate, which faces the base; the X axial direction, the Y axial direction and the Z axial direction are vertical to each other.

As a further improvement of the technical scheme:

a pair of X-direction slide rails is formed on the base, and an X-direction screw rod is arranged between the X-direction slide rails; the lower bearing platform is arranged on the X-direction slide rail in an overlapping mode and is formed with a thread structure matched with the X-direction screw rod, and the lower bearing platform can move under the pushing of the X-direction screw rod.

A pair of Y-direction slide rails are formed on the lower bearing platform, and a Y-direction screw rod is arranged between the Y-direction slide rails; the upper bearing platform is erected on the Y-direction slide rail and is formed with a thread structure matched with the Y-direction screw rod, and the upper bearing platform can move under the pushing of the Y-direction screw rod.

The upper bearing platform is provided with a first rotating disc, and a rotating shaft of the first rotating disc is parallel to the Z-axis.

A pair of Z-direction slide rails are formed on the vertical frame, and a Z-direction screw rod is arranged between the Z-direction slide rails; the sliding plate is slidably mounted on the Z-direction sliding rail and is formed with a thread structure matched with the Z-direction screw rod, and the sliding plate can move under the pushing of the Z-direction screw rod.

The top end of the sliding plate is connected with a traction rope, and the other end of the traction rope is connected with a balancing weight after bypassing a steering wheel arranged at the top of the vertical frame.

The grudging post shaping has the hollow chamber that is used for holding the balancing weight.

The slide is equipped with carousel two towards base one side, carousel two deviates from slide one side detachably and installs grinding machanism, the rotation axis and the X axial direction parallel of carousel two.

The polishing mechanism comprises a groove-shaped base, the back side of the base is connected with the sliding plate, a driving shaft penetrates through a notch, and a polishing head is fixedly arranged on the driving shaft; the rotation axis of the drive shaft is parallel to the Y-axis.

The polishing head comprises a magnetorheological polishing head and a small grinding head polishing head.

Compared with the prior art, the utility model has the advantages of:

set to between the fuselage system and the grinding machanism that constitute by base, lower cushion cap, last cushion cap, grudging post and slide and to dismantling the connection, when carrying out the task of polishing, the operator can select the grinding machanism of different grade type to install in order to form different grinding device on the fuselage system according to actual need, thereby one set of fuselage has had the ability of connecting different grade type grinding machanism and forming different grinding device. Compared with the prior art that one set of fuselage can only adapt to a grinding mechanism, the technical scheme disclosed in the application has stronger adaptability, can form grinding devices of different forms through changing the grinding mechanism without additionally configuring the fuselage, also does not need to transfer workpieces in the grinding process, greatly reduces the cost and improves the convenience of operation.

Drawings

FIG. 1 is a schematic view of the structure of a composite polishing apparatus (first view);

FIG. 2 is a schematic view of the structure of the composite polishing apparatus (second perspective view);

FIG. 3 is a schematic view of the construction of the composite polishing apparatus (unassembled grinding mechanism);

FIG. 4 is a schematic view of a configuration of a magnetorheological polishing head;

fig. 5 is a schematic view of the structure of the small grinding stone polishing head.

The reference numerals in the figures denote: 1. a base; 11. an X-direction slide rail; 12. an X-direction screw rod; 2. a lower bearing platform; 21. a Y-direction slide rail; 22. a Y-direction screw rod; 3. an upper bearing platform; 4. erecting a frame; 41. a Z-direction slide rail; 42. a Z-direction screw rod; 43. a steering wheel; 44. a hollow cavity; 5. a slide plate; 51. a hauling rope; 52. a balancing weight; 6. a polishing mechanism; 61. a base; 62. a drive shaft; 63. a polishing head; 7. a first rotating disc; 8. and a second rotating disc.

Detailed Description

The invention will be described in further detail with reference to the drawings and specific examples.

As shown in fig. 1 to 5, the multi-axis optical element composite polishing apparatus of the present embodiment includes a base 1, a lower platform 2 is slidably mounted above the base 1 along an X axis, and an upper platform 3 is slidably mounted above the lower platform 2 along a Y axis; a vertical frame 4 is vertically fixed on one side of the base 1 upwards, a sliding plate 5 is movably arranged on the vertical frame 4 along the Z-axis direction, and a polishing mechanism 6 is detachably arranged on one side of the sliding plate 5 facing the base 1; the X axial direction, the Y axial direction and the Z axial direction are vertical to each other. The workpiece is fixed on the upper bearing platform 3, and the workpiece obtains the capability of reciprocating along the X-axis direction and the Y-axis direction along with the upper bearing platform 3 through the Y-axis sliding assembly between the upper bearing platform 3 and the lower bearing platform 2 and the X-axis sliding assembly between the lower bearing platform 2 and the base 1. Meanwhile, the grinding mechanism 6 is connected to the sliding plate 5, and the sliding plate 5 and the stand 4 are assembled in a sliding mode along the Z-axis direction, so that the workpiece can obtain the capability of reciprocating movement in the Z-axis direction relative to the grinding mechanism 6. Moreover, the machine body system consisting of the base 1, the lower bearing platform 2, the upper bearing platform 3, the stand 4 and the sliding plate 5 is detachably connected with the polishing mechanisms 6, when a polishing task is executed, operators can select different types of polishing mechanisms 6 to be installed on the machine body system according to actual needs to form different polishing devices, namely, one set of machine body has the capacity of connecting different types of polishing mechanisms 6 to form different polishing devices. Compared with the prior art that one set of fuselage can only adapt to a grinding mechanism 6, the technical scheme suitability disclosed in this application is stronger, through changing grinding mechanism 6 alright form different forms of grinding device and need not additionally to dispose the fuselage, also need not to shift the work piece in the process of polishing, greatly reduced the cost to the convenience of operation has been improved.

In the embodiment, a pair of X-direction slide rails 11 are formed on the base 1, and an X-direction screw rod 12 is arranged between the X-direction slide rails 11; the lower bearing platform 2 is arranged on the X-direction slide rail 11 in an overlapping mode, a thread structure matched with the X-direction screw rod 12 is formed, and the lower bearing platform 2 can move under the pushing of the X-direction screw rod 12. And a thread structure matched with the X-direction screw rod 12 is formed at the bottom of the lower bearing platform 2, and under the condition that the X-direction screw rod 12 and the thread structure rotate relatively, the X-direction screw rod 12 and the thread structure generate thrust along the axial direction, so that the lower bearing platform 2 is driven to move along the X axial direction. Specifically, the X-direction screw 12 may be configured to rotate alone, the screw structure may be configured to rotate alone, or the X-direction screw 12 and the screw structure may be configured to rotate separately. Further, the driver is fixedly mounted on the base 1 in a state where the X-direction screw 12 is rotated.

In the embodiment, the lower bearing platform 2 is formed with a pair of Y-direction slide rails 21, and a Y-direction screw rod 22 is arranged between the Y-direction slide rails 21; the upper bearing platform 3 is erected on the Y-direction slide rail 21 and is formed with a thread structure matched with the Y-direction screw rod 22, and the upper bearing platform 3 can move under the pushing of the Y-direction screw rod 22. The bottom of the upper bearing platform 3 is formed with a thread structure matched with the Y-direction screw rod 22, and under the condition that the Y-direction screw rod 22 and the thread structure rotate relatively, the Y-direction screw rod 22 and the thread structure generate thrust along the axial direction, so that the upper bearing platform 3 is driven to move along the Y-direction. Specifically, the Y-direction screw 22 may be configured to rotate alone, the screw structure may be configured to rotate alone, or the Y-direction screw 22 and the screw structure may be configured to rotate separately. Further, the driver is fixedly mounted on the lower deck 2 with the Y-lead screw 22 rotated.

In this embodiment, the upper stage 3 carries the first turntable 7, and the rotation axis of the first turntable 7 is parallel to the Z-axis. The first rotating disc 7 rotates around the axis A, the axis A is parallel to the axis Z, and in the machining process, a workpiece is placed on the first rotating disc 7 and rotates along with the first rotating disc 7, so that more adjusting angles can be obtained.

In this embodiment, the stand 4 is formed with a pair of Z-directional slide rails 41, and a Z-directional screw rod 42 is disposed between the Z-directional slide rails 41; the sliding plate 5 is slidably mounted on the Z-direction slide rail 41, and a thread structure adapted to the Z-direction screw rod 42 is formed, and the sliding plate 5 can move under the pushing of the Z-direction screw rod 42. The sliding plate 5 is formed with a thread structure matched with the Z-direction screw rod 42, and under the condition that the Z-direction screw rod 42 and the thread structure rotate relatively, thrust is generated in the axial direction, so that the sliding plate 5 is driven to move in the Z-direction. Specifically, the Z-direction screw rod 42 may be configured to rotate alone, the screw structure may be configured to rotate alone, or the Z-direction screw rod 42 and the screw structure may be configured to rotate separately. Further, the driver is fixedly attached to the stand 4 in a state where the Z-direction lead screw 42 is rotated.

In this embodiment, the top end of the sliding plate 5 is connected with a pulling rope 51, and the other end of the pulling rope 51 bypasses the steering wheel 43 arranged at the top of the stand 4 and then is connected with a counterweight 52. The integral gravity center formed by the sliding plate 5 and the grinding mechanism 6 is positioned at the front side of the sliding plate 5, the sliding plate 5 has a forward tilting trend under the action of gravity, and in order to balance the forward tilting trend, a traction rope 51 is arranged at the top end of the sliding plate 5 to apply vertical tension to the sliding plate 5. Meanwhile, in order to save space, the vertical frame 4 is formed with a hollow cavity 44 for accommodating the weight block 52, and the weight block 52 vertically moves in the hollow cavity 44 of the vertical frame 4 and applies force to the sliding plate 5 through the traction rope 51.

In this embodiment, slide 5 is equipped with two 8 of carousel towards base 1 one side, and two 8 of carousel deviate from slide 5 one side detachably and install grinding machanism 6, two 8 rotation axes of carousel and X axial direction parallel. The second rotary table 8 rotates around the B shaft, the B shaft is parallel to the X shaft, and the grinding mechanism 6 is fixed on the second rotary table 8 and rotates along with the second rotary table 8 in the machining process, so that more adjusting angles are obtained.

In this embodiment, the polishing mechanism 6 includes a trough-shaped base 61, the back side of the base 61 is connected to the sliding plate 5, a driving shaft 62 is arranged in the notch, and a polishing head 63 is fixedly arranged on the driving shaft 62; the rotational axis of the drive shaft 62 is parallel to the Y-axis. A pair of mounting holes are formed in the notch of the base 61, and the driving shaft 62 penetrates through the mounting holes; the fixed portion of the driving shaft 62 is connected to the base 61, and the rotating portion is connected to the polishing head 63, and the rotating portion of the driving shaft 62 drives the polishing head 63 to rotate around the central axis (i.e., C-axis) relative to the fixed portion by the driving of the motor, so that the polishing head 63 obtains more adjustment angles. Wherein the polishing head 63 comprises a magnetorheological polishing head and a small-grinding-head polishing head.

Although the present invention has been described with reference to the preferred embodiments, it is not intended to limit the present invention. The technical solution of the present invention can be used by anyone skilled in the art to make many possible variations and modifications, or to modify equivalent embodiments, without departing from the scope of the technical solution of the present invention, using the technical content disclosed above. Therefore, any simple modification, equivalent change and modification made to the above embodiments by the technical entity of the present invention should fall within the protection scope of the technical solution of the present invention.

Claims

1. A multi-axis optical element composite polishing device is characterized in that: the device comprises a base (1), wherein a lower bearing platform (2) is arranged above the base (1) in a sliding manner along the X axial direction, and an upper bearing platform (3) is arranged above the lower bearing platform (2) in a sliding manner along the Y axial direction; a vertical frame (4) is vertically fixed on one side of the base (1) upwards, a sliding plate (5) is movably arranged on the vertical frame (4) along the Z-axis direction, and a polishing mechanism (6) is detachably arranged on one side, facing the base (1), of the sliding plate (5); the X axial direction, the Y axial direction and the Z axial direction are vertical to each other.

2. The multi-axis optical element composite polishing apparatus according to claim 1, wherein: a pair of X-direction sliding rails (11) are formed on the base (1), and an X-direction screw rod (12) is arranged between the X-direction sliding rails (11); the lower bearing platform (2) is erected on the X-direction sliding rail (11) and is formed with a thread structure matched with the X-direction screw rod (12), and the lower bearing platform (2) can move under the pushing of the X-direction screw rod (12).

3. The multi-axis optical element composite polishing apparatus according to claim 1, wherein: a pair of Y-direction slide rails (21) are formed on the lower bearing platform (2), and a Y-direction screw rod (22) is arranged between the Y-direction slide rails (21); the upper bearing platform (3) is erected on the Y-direction slide rail (21) and is formed with a thread structure matched with the Y-direction screw rod (22), and the upper bearing platform (3) can move under the pushing of the Y-direction screw rod (22).

4. The multi-axis optical element composite polishing apparatus according to claim 1, wherein: and the upper bearing platform (3) is provided with a first rotating disc (7), and the rotating shaft of the first rotating disc (7) is parallel to the Z-axis.

5. The multi-axis optical element composite polishing apparatus according to claim 1, wherein: a pair of Z-direction sliding rails (41) are formed on the vertical frame (4), and a Z-direction screw rod (42) is arranged between the Z-direction sliding rails (41); the sliding plate (5) is slidably mounted on the Z-direction sliding rail (41) and is formed with a thread structure matched with the Z-direction screw rod (42), and the sliding plate (5) can move under the pushing of the Z-direction screw rod (42).

6. The multi-axis optical element composite polishing apparatus according to claim 5, wherein: the top end of the sliding plate (5) is connected with a traction rope (51), and the other end of the traction rope (51) is connected with a balancing weight (52) after bypassing a steering wheel (43) arranged at the top of the stand (4).

7. The multi-axis optical element composite polishing apparatus according to claim 6, wherein: the vertical frame (4) is formed with a hollow cavity (44) for accommodating a balancing weight (52).

8. The multi-axis optical element composite polishing apparatus according to claim 1, wherein: slide (5) are equipped with carousel two (8) towards base (1) one side, carousel two (8) deviate from slide (5) one side detachably and install grinding machanism (6), the rotation axis and the X axial direction parallel of carousel two (8).

9. The multi-axis optical element composite polishing apparatus according to any one of claims 1 to 8, wherein: the polishing mechanism (6) comprises a groove-shaped base (61), the back side of the base (61) is connected with the sliding plate (5), a driving shaft (62) penetrates through a notch, and a polishing head (63) is fixedly arranged on the driving shaft (62); the rotation axis of the drive shaft (62) is parallel to the Y-axis.

10. The multi-axis optical element composite polishing apparatus according to claim 9, wherein: the polishing head (63) comprises a magnetorheological polishing head and a small grinding head polishing head.