TWM328575U - Reflective mirror module - Google Patents

Abstract

A reflective mirror module including a base, a reflective mirror, a carrier, a spring, a supporting shaft, an actuator, at least one first adjusting unit and at least one second adjusting unit is provided. The carrier is disposed on the base and suitable for carrying the reflective mirror, and the spring and the supporting shaft are disposed between the base and the carrier. Wherein, the carrier is suitable for being supported by the spring so as to lean against the supporting shaft. The actuator is disposed on the base and suitable for bringing the carrier to vibrate periodically by using the supporting shaft to be the pivot. The first adjusting unit and the second adjusting unit are both disposed to the base, wherein the first adjusting unit is capable of pushing the supporting shaft to bring the carrier rotating around the first axis, and the second adjusting unit is capable of pushing the spring to bring the carrier rotating around the second axis.

Description

M328575 96-11-7 VIII. New description: [New technical field] This creation is about a reflective mirror module, and especially a mirror module that can improve image resolution. . [Prior Art] In recent years, various display technologies have been widely used in daily life, such as a liquid crystal display panel (LCD panel), a plasma display panel (PDP), and a projection apparatus. )Wait. In terms of the display of large-size images, the projection device is most practical, and therefore, the projection device has gradually become one of the indispensable technologies for large-size display. In general, when a projection is placed on an image, there is often a black area between the pixels in the image, and the black area appears to be meshed as a whole. Since the projection device is mostly applied to a large-sized image display, the black area of the above-mentioned mesh is often perceived by the user, and the user feels that the image quality is not good. / In order to solve the above problem of poor image quality, some conventional techniques have been proposed. These conventional techniques are mainly used to quickly switch the projection position of the image on the screen by using a prism or a projection lens ((4)_(10) lens) in the optical engine to eliminate or reduce the pixel grid. Black area. However, in the projection device, since the weight and the body of the projection lens are large, if the prism or the projection is to be vibrated, the surface mechanism is bound to be #狮 and will occupy a considerable 6 M328575 96-11-7 Space 'Therefore, the viability of vibrating plutonium is low. 4 疋 U master practice in the actual amount [new content] This creation provides a mirror module to switch the imaging position of multiple sub-images in time (frame image quality. The original image of this creation. Projection Other purposes and advantages of the device shadow W can be further understood from the invented features. For the purpose of one of the above two paths, or for other purposes, the crystal or all of the objectives of the creation include - bottom f 2 missing - kind of mirror module, consistent dynamic, at least a first adjustment - r glaze element. The carrier is placed in Ma Cheng μ, early 兀乂 and to the father - second adjustment sheet ± J ^ USF ' ' And adapted to carry the mirror, and the shrapnel 盥= has been placed between the base and the carrier. The carrier is adapted to: by: = to bear on the support shaft. The actuator is disposed on the bottom ΐ The seat is repeatedly oscillated with the support shaft as a fulcrum. The second tuned single/different unit is disposed on the base, and a dome supports the shaft to drive the carrier to adjust the adjustment to the second adjustment. The unit is adapted to rotate the top shaft and rotate to rotate the shaft. The τ movable carrier is - the second shaft The temple ΐΐ has a groove 'and the mirror is adapted to be disposed in the groove. The second mirror is adapted to be fixed to the concave first lock 2 by the rear joint: the concave locking unit' and the mirror is adapted to borrow * the shrapnel has a first connecting portion, a second second portion, a one-four portion and a fourth connecting portion. The ancient one is connected to the second brother of the second brother, the second end of the connecting portion is connected to the first 7 M328575 96-11-7 connection One side of the part, and adjacent to the joint part is arranged parallel to the first connection part, 2 (four). The third connection to the other part of the first connection part = the connection between the two ends. The first connection portion and the second connection connection portion are both rectangular and rectangular. The first long axis direction is parallel to the second station.丄, the younger one is connected to the first direction, and the second connecting portion and the fourth connecting long axis are parallel to the first axial direction. The first connecting portion is connected to the second connecting portion, and the second connecting portion is connected to the second connecting portion Aside from the end of the first connection and the end of the ί connection Deng are respectively connected to the base. A shrapnel has a configuration in the first connection. The opening of the portion passes through the opening so that the carrier wire is supported by the support member. The mirror module further includes a spacer, wherein the spacer is disposed between the nuclear seat fish shrapnel. The mirror module further includes a plurality of second locking units, and the elastic piece is connected to the bottom of the carrier by the first locking unit. The mirror module is further A plurality of third locking units are included, and the spring is coupled to the base by the second locking element. The pivot shaft includes a pivot or a bearing. The actuator includes a voice coil motor (voice c〇il m 〇t〇r, VCM), step motor or piezoelectric ceramic (PZT). The first adjustment unit and the second adjustment unit include bolts. The actuator includes a coil and a magnet, wherein the coil is disposed on one side of the carrier 8 M328575 96-11-7, and the magnet is disposed on the base and adjacent to the coil. The susceptor has a bobbin holder and the base has a accommodating portion in which the coil is wound around the bobbin and the magnet is disposed in the accommodating portion. The housing is made by stamping. The first axial direction is orthogonal to the second axial direction. Mirror molded projection lens.

The embodiment of the present invention uses the actuator to cause the mirror disposed on the carrier to repeatedly vibrate by supporting the (four) fulcrum, so that the vibration can be raised and the practical mass production is highly feasible. In order to make the above features and advantages of the present invention more comprehensible, the preferred embodiments are described below in detail with reference to the accompanying drawings. The contents, features and effects will be clearly presented in the following with reference to the detailed description of the preferred form. Directional terms mentioned in the following examples, such as · up, down, left, right,

Before or after, etc., only refer to the direction of the additional schema. Therefore, the direction of the material is used to illustrate that it is not intended to limit the creation. Referring to FIG. 1 to FIG. 3, the mirror module 1A includes a base 11A, a mirror 120, a carrier 130, a spring 140, a support shaft 15〇, an actuator 160, and at least one An adjustment unit 17〇& and at least a second adjustment unit 170b. The carrier 13 is disposed on the base 11 , and is adapted to carry the mirror 120, and the elastic piece 14 〇 and the support shaft 15 〇 are disposed between the base ι and the socket 130. The carrier 130 is supported by the elastic piece 140 to bear against the support shaft 150. The actuator 16 is disposed on the base 11 , and 9 M328575 96-11-7

Move, seat 13G with branch _ 15G as the fulcrum, the vibration HGa and the second adjustment unit 17% are all arranged in the base brother, the younger brother-light unit HGa is suitable for riding the top township (9), with the seat 130 to - the first axial sound Rotating the shaft for rotation, and the 敕J element is implicitly adapted to push the dome 14 〇 to drive the carrier (10) to rotate with the -=200b as the axis of rotation. In this embodiment, the carrier 13 has a recess 132, a portion 134 and a first locking unit 136, and the mirror 12 is, for example, a recess 132. Wherein, the right side of the mirror 12G is, for example, inserted into the private 4 134, and the first locking unit is, for example, locked to the left side of the mirror (4) to fix the mirror 120 in the groove 132. However, in other embodiments, the mirror 120 and the carrier 13G can be employed; anyway, his feasible attachment. For example, the carrier 13 can be fastened or locked to the at least one side of the reflection by a plurality of splicing portions 134 or a plurality of first locking pieces a 136 to fix the mirror 120 to the mirror 120 In the groove 132. Alternatively, the mirror 120 can be secured in the recess 132 by a frame or adhesive. Further, the elastic piece 140 has, for example, a first connecting portion 141, two, two connecting portions 142, a third connecting portion 143, and a fourth connecting portion 144. One end of the second connecting portion 142 is connected to the right side of the first connecting portion 141 and adjacent to both ends of the first connecting portion 141, respectively. The third connecting portion 143 is disposed parallel to the first connecting portion 141, and both ends of the fourth connecting portion 144 are respectively connected to the middle of the left side of the first connecting portion 141 and the middle of the right side of the third connecting portion ι43. In this embodiment, the first connecting portion 141, the second connecting portion M328575 96-11-7, the third connecting portion 143, and the fourth connecting portion ι44 are all rectangular. The long axis direction of the first connecting portion 141 and the third connecting portion 143 is, for example, parallel to the first axial direction 200a', and the long axis direction of the second connecting portion 142 and the fourth connecting portion 144 is, for example, parallel to the second axis. To this point, the first axial direction 200a is, for example, orthogonal to the second axial direction 2〇〇b. In addition, the mirror module 1 can further include two second locking units 180a and four third locking units 18〇b. The two ends of the first connecting portion 142 of the elastic piece 14 are connected to the bottom of the carrier 130 by the second locking unit 180a, respectively, and the second connecting portion 142 is mixed with the first connecting portion (4) = end and third. The two ends of the connecting portion 143 are closed to the upper surface of the base 11 by the third locking early element 180b. Further, the support shaft 150 is, for example, a pivot or a bearing, and the base 11 has a rectangular opening 146 adapted to carry the groove 112 of the support shaft 15G, and the joint 141. Wherein, the groove (1) is at the opening 146' and the axial direction of the support shaft 15A and the long axis of the opening 146 are in the first axial direction 200a. Moreover, when the support shaft 150 is coupled, the shaft 15 is supported. The bottom of the opening 14= can be supported by the elastic piece 140 to bear against the support shaft 2. It is noted that since the support shaft 15G is disposed between the base 110 and the base 110, the upper surface of the bearing frame 13 is not located. On the same plane. Therefore, when the second locking unit 180a 盥 second 罘 锁 locking 兀 180b is connected between the 11 M328575 96-11-7 carrier 130 and the base 110, the spring 14 形成 will form a chess piece. The shape (as shown in FIG. 1) is such that the carrier 130 can be supported by the elastic piece 14 〇 on the support shaft 150. In addition, the actuator 160 in this embodiment is, for example, a voice coil motor, and is actuated. The state 160 includes a coil 162 and a magnet 164. At the same time, the bottom seat U0 has a receiving portion 114 which is formed by press forming, and the carrier 130 further has a bobbin 138 (the edge is shown in Fig. 1). The accommodating portion U4 is disposed, for example, on the base I10 and located on the right side of the groove 112, and the coil 162 is, for example, wound on the bobbin 138 and disposed in the accommodating portion 114. Moreover, when _2 = When the shrapnel 140 is attached to the upper surface of the base no, the coil 162 is adjacent to the - magnet 164. - According to Famday's law, when the coil 162 receives a current, the coil 162 will be subjected to the magnetic field provided by the magnet 164. Influence the bearing seat 13G to support the shaft 15〇 as the axis, swing-angle Not ^ II. Then, when the coil 162 receives the current in the other direction, the coil _ will be forked to the magnetic field provided by the magnet 164 to drive the carrier 13 〇 to support the shaft 150 as the axis to swing in the opposite direction. Therefore, as can be seen from the above embodiments, the actuator 160 is adapted to drive the carrier 130 to oscillate with the support shaft 15G as a fulcrum by changing the direction of the coil 162 = the current received. 16G is not limited to the voice coil motor described in this section. In other embodiments, the employee lake also enters the motor or piezoelectric ceramics. Furthermore, the actuator lake drives 12 M328575 96-11 -7 When the bearing seat 130 is repeatedly oscillated with the support shaft 150 as a fulcrum, the position of the bearing seat 130 contacting the support shaft 150 is easily worn. In order to prevent the bottom of the bearing base 130 from affecting the whole of the mirror module 1 due to wear The mirror module 100 may further include a spacer 190. The spacer 19 is disposed, for example, between the carrier 130 and the elastic piece 14〇 and covers the opening 146. Then, refer to FIG. Group 1〇〇 is suitable for installation in An L-type projection lens 300 having a plurality of lenses 310, wherein the lens 31 can be divided into a lens group 312 and a second lens group 3H. In a projection device (not shown), the optical engine (not shown) The processed image beam 400a is reflected by the mirror module 1 through the first lens group 312, and the image beam 4〇〇1 reflected by the mirror module 1 passes through the mirror group 314. In the above-mentioned projection lens 300, the actuator 16 is driven to rotate the carrier 130 with the support shaft 150 as a fulcrum, so that the image beam 400b can be projected by the reflection of the mirror 120 to Different bits on the screen are set, which in turn eliminates or reduces the black area of the tilde grid. Therefore, • Module 1, Module 1 (8) can be used to improve the image quality of the projection device. It is to be noted that, since the mirror module 100 is mounted on the projection lens 3, the upper surface of the base 110 is supported by the mounting surface 302 of the projection lens 300. Therefore, the upper surface of the base 11 and the projection lens are The flatness of the mounting surface = 2 will affect the transmission path of the image beam 4〇〇b. In the case of the case, when the flat surface of the upper surface of the base 11 or the mounting surface 3〇2 of the projection lens 3不 is not good, the image beam side deviates from the preset transmission path, and enters 13 M328575 96-11-7 The sharpness of the pupil surface generated when the image beam 4GGb is projected onto the screen is not f. At this time, the user can adjust the relative position of the upper surface of the base ho and the upper surface of the mirror 12 by the first adjustment unit S n〇a or the second adjustment unit 17Gb to adjust the image beam fairy On the path. Got

Then, referring to FIG. 1 to FIG. 4, in this embodiment, the first adjustment unit 170a and the second adjustment unit 17B are, for example, bolts, and the number thereof may be, for example, two and one, respectively. Wherein, when the user adjusts one of the first adjustment units 17^a, the first adjustment unit n〇a pushes one end of the support shaft 15〇 and the support shaft 150 pushes the carrier 13〇 to drive the load. The seat 130 is rotated by the first axial direction 2〇〇a as a rotation axis, and the transmission path of the image light beam 400b is corrected by the rotation of the mirror 12〇. Furthermore, when the user adjusts the second adjustment unit 170b, the second adjustment unit 17〇b pushes

The center of the third connecting portion 143 of the top elastic piece 140. At this time, the center of the third connecting portion 143 is tilted upward, and the third connecting portion 143 is rotated by the fourth connecting portion 144 to rotate the first connecting portion 141 with the second axial direction 2〇〇b as a rotating axis. The carrier 110 is rotated by the second axis 2〇〇b as a rotation axis, and the transmission path of the image beam 400b is corrected by the rotation of the mirror 12〇. It should be noted that since the first adjusting unit 170a and the second adjusting unit 170b can be used to correct the transmission path of the image beam 4〇〇b, the precision and the mirror module 1 of each component in the mirror module 100 are 〇() The assembly precision and time control requirements during assembly are not too cautious and lengthy. In this way, the construction cost of the rework of the mirror module 14 M328575 96-11-7 100 can be reduced, and the yield of the mirror module 100 can be improved due to the easier processing, thereby reducing the mirror module 100. Production costs. In summary, the mirror module of the present invention has the following advantages: 1. The creation can cause the image beam to be projected to different positions on the screen by reflection or transmission of the optical component, thereby eliminating or reducing the occurrence of the mesh black region. . Therefore, this creation can be used to improve the image quality of the projection device. 10 2. The present invention uses an actuator to oscillate the optical element = connecting portion disposed on the carrier as a fulcrum, so that the stability is high and the volume is small. 3. In this creation, the construction precision of the mirror module is low, so it can not only reduce the construction cost of repeated processing when the mirror module is assembled, but also improve the processing of the car owner. The yield of the mirror module reduces the production cost of the mirror module. I1 隹 隹 隹 ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' ' 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四 四Effect changes and modifications, (4) are within the scope of this creation patent. In addition, the scope of the present invention or the scope of the patent application is not required to achieve all of the objects or advantages or features disclosed herein. In addition, the abstract section and the title are only used to assist in the search for patent documents to limit the paste of the _. BRIEF DESCRIPTION OF THE DRAWINGS FIG. 1 is a schematic cross-sectional view of a mirror module according to a preferred embodiment of the present invention. 15 96-11-7 M328575 FIG. 2 is a perspective view of the mirror module of FIG. 3 is an exploded perspective view of the mirror module of FIG. 1. 4 is a side elevational view of an L-shaped projection lens having the mirror module of FIG. 1. [Description of main component symbols] 100: Mirror module 110: Base 112 · · Groove 114 : accommodating portion 120 : Mirror 130 : Carrier 132 · · Groove 134 : Fitting portion 136 , 180a , 180b : Locking Unit 138: bobbin 140: spring pieces 141, 142, 143, 144: connection portion 146: opening 150: support shaft 160: actuator 162: coil 164: magnets 170a, 170b · adjustment unit 190: spacer 16 96- 11-7 M328575 200a: First axial direction 200b · Second axial direction 300: Projection lens 302: Mounting surface 310: Lens 312, 314: Lens group 400a, 400b · Image beam

17

Claims (1)

M328575 96-11-7 IX. Application for patents · · L kinds of mirror modules, including · a base; a mirror; seat 'located on the seat and suitable for carrying the mirror; Between the base and the carrier, between the carrier and the carrier, wherein the bearing spring is supported to bear on the support shaft; an adjustment unit is disposed on the base and is suitable for pushing The top and the (4) the carrier rotates with the H direction as the rotation axis; the spring to the second adjustment unit is disposed on the base, and is adapted to push the month to move the carrier with a second axis as the rotation axis And turn. Spoon 2, as in the mirror module described in claim 1, the second in the bean = point = on the base 'and is suitable for driving a bearing = such as the towel, please refer to the mirror described in the first paragraph of Patent No. 11 a module, wherein the carrier has a recess, and the mirror is adapted to be disposed in the recess. 4. The mirror module according to item 3 of the patent application, wherein the 7 is fixed in the basin and the mirror is adapted to be fixed by the embedded portion. The mirror module of the present invention has a lock-locking unit, and the mirror is adapted to be fixed in the recess by the first lock 7L. 18 M328575 96-12-5 The mirror mode of the second item, wherein the stage U includes a ring motor, a stepping motor or a piezoelectric ceramic. In the mirror module of the second aspect of the invention, the actuator includes a coil and a magnet, the coil is disposed on the side of the body, and the magnet is disposed in the trend, and is closer to the The _. 8. The mirror module of claim 7, wherein the upper carrier has a bobbin, and the base has a receiving portion, the crucible is wound around the bobbin, and the magnetic Na placed in the accommodating towel. Λ ',, entanglement 9 · As claimed in the patent _ _ _ 8 of the mirror mold level, the complex housing is made by stamping. Dan Zhong. 10. As claimed in the scope of the invention, the support shaft includes a pivot or a bearing. /, middle side 11. As claimed in the patent scope of item i, the first adjustment unit and the second adjustment unit comprise a bolt. The mirror module of claim 1, wherein the first axial direction is orthogonal to the second axial direction. 13. The mirror module of claim 1, wherein the mirror module is suitable for an L-shaped projection lens. , 19