CN115325401A - Facial expression control feedback device for lectures - Google Patents

Abstract

The invention discloses a facial expression control feedback device for lectures, which comprises an installation bottom plate, a fixing component, a first electric telescopic rod, a support frame, an adjusting component, a display frame, an observation lens and a cleaning component, wherein the fixing component is arranged on two sides of the other end of the installation bottom plate; the facial expression control feedback device for the lecture has a simple structure and is convenient to assemble and disassemble; the mounting and adsorption effect can be firm, and the connection is firm; moreover, the angle adjusting device has a good angle adjusting function, and can change the display angle of the lens, so that the facial expression can be conveniently observed by a user during speech; meanwhile, the lens has a good cleaning and dustproof function, and can clean dust and stains adsorbed on the surface of the lens, so that the feedback effect is effectively improved.

Description

A facial expression control feedback device for speech

technical field

The invention relates to the technical field of speech equipment, in particular to a facial expression control feedback device for speech.

Background technique

Speech is also called speech or speech, which refers to clearly and completely expressing one's own opinions and opinions on a specific issue, clarifying the truth or expressing emotions in public places, with vocal language as the main means and body language as the auxiliary means. A language communication activity for publicity and agitation; in order to improve the quality of speeches, speakers are usually allowed to adjust their facial expressions in time during speech training, and adjust the speaker's speech status by controlling facial expressions.

When performing facial expression control, it is necessary to use an expression feedback device so that the speaker can accurately understand his expression state in time; the feedback device in the prior art has a relatively simple structure, mostly a simple lens structure, which is not only inconvenient to install, but also It is easy to fall over, and when in use, the angle of use of the lens cannot be adjusted or the adjustment and fixing effect is poor, which makes the lens easy to reset and makes it inconvenient for users to observe; at the same time, the lens is easy to absorb dust and stains, which affects the display effect of the lens, so , it is necessary to design a facial expression control feedback device for speech.

Contents of the invention

The problem solved by the present invention is to provide a facial expression control feedback device for speech, which has a simple structure and is convenient to disassemble; when in use, it can have a firm installation and adsorption effect, and the connection is fast; moreover, it has a good angle adjustment function and can The display angle of the lens is changed, so that it is convenient for the user to observe the facial expression when giving a speech; at the same time, it has a good cleaning and dustproof function, which can clean the dust and stains adsorbed on the surface of the lens, thereby effectively improving the feedback effect.

In order to achieve the above object, the present invention adopts the following technical solutions:

A facial expression control feedback device for speech, including a mounting base plate, a fixing component, a first electric telescopic rod, a support frame, an adjusting component, a display stand, an observation lens and a cleaning component, and the other end of the mounting base plate is provided with fixed Assemblies, the first electric telescopic rod is fixedly installed in the center of one end of the installation base plate, and one end of the first electric telescopic rod is fixedly installed with a support frame, one end of the support frame is provided with an adjustment assembly, and the outside of the adjustment assembly is provided with A display rack, the center of the end face of the display rack is fixed with an observation lens, and a cleaning component is arranged on one side of the end face of the display rack, and the cleaning component is located outside the observation lens;

The cleaning assembly includes a roll material cover, a guide rod, a folding cloth curtain, a guide ring, a second electric guide rail, a second electric slide seat, a guide seat, a linkage frame, a cleaning frame, a cleaning top plate, a third electric telescopic rod and a cleaning Brush, the roll material cover is fixedly installed on the outer wall side of the display rack, and the inside of the roll material cover is folded and installed with a folding cloth curtain, and the inner top and bottom inner positions of the roll material cover are fixedly installed with guide rods, The outer side of the guide bar is sleeved with several guide rings, and the top and bottom of the folded cloth curtain are connected to the guide rings, and the inner top and bottom edges of the roll cover are fixedly installed with a second electric guide rail , and a second electric sliding seat is installed on the outside of the second electric guide rail, a guide seat is fixedly installed in the center of one end of the second electric sliding seat, and a linkage frame is fixedly installed on one side of the end face of the guide seat, and the linkage The other side of the frame is fixedly connected with the outermost guide ring outer wall of the folding cloth curtain, the other side of the end faces of the two guide seats is fixedly installed with a cleaning frame, one side of the cleaning frame is fixedly mounted with a cleaning top plate, and Two third electric telescopic rods are fixedly installed on the end face of the cleaning top plate, and one end of the third electric telescopic rod passes through the cleaning top plate and is connected with a cleaning brush, and the cleaning brush is located outside the end face of the observation lens.

As a further solution of the present invention: a light frame is fixedly installed on the top and bottom end surfaces of the display stand, and a supplementary light is fixedly installed on one side of the light frame.

As a further solution of the present invention: several extension struts are fixedly installed on the top and bottom of the folded cloth curtain, and the other ends of the extension struts are fixedly connected to the outer wall of the guide ring.

As a further solution of the present invention: a cleaning sponge is attached to the inner end surface of the cleaning brush, and the cleaning sponge is attached to and connected to the end surface of the observation lens.

As a further solution of the present invention: the fixed assembly includes a positioning frame, an adsorption rubber plate, a positioning pillar and a fixed suction cup, the positioning frame is fixedly installed in the center of the other end of the installation base plate, and the center of the end face of the positioning frame is plugged with an adsorption Rubber sheet, the other end of the installation base plate is plugged with positioning pillars on both sides, and one end of the positioning pillar is fixedly installed with a fixed suction cup.

As a further solution of the present invention: positioning grooves are provided on both sides of one end of the installation base plate, and one end of the positioning pillar passes through the positioning groove and is connected with a positioning plate, and the positioning plate is fixedly connected to the positioning groove by screws.

As a further solution of the present invention: the adjustment assembly includes a first electric guide rail, a first electric slide seat, an adjustment frame, a driving motor, an adjustment swivel seat, a follower gear and a locking tooth plate, and the first electric guide rail is fixedly installed In the center of one end of the support frame, and the outside of the first electric guide rail is provided with a first electric slide seat, an adjustment frame is fixedly installed in the center of the end face of the first electric slide seat, and an adjustment swivel seat is arranged in the center of the end face of the adjustment frame , and the other end of the display stand is fixedly connected to the end face of the adjusting swivel seat, the center of the end face of the adjusting swivel seat is fixedly equipped with a follower gear, and the outer side of the follower gear is provided with a locking tooth plate, the outer wall of the adjustment frame A drive motor is fixedly installed in the center of one side, and the motor shaft of the drive motor passes through the adjustment frame and is fixedly connected with the adjustment swivel seat.

As a further solution of the present invention: a locking groove is opened in the center of the inner end surface of the adjustment frame, and a second electric telescopic rod is fixedly installed inside the locking groove, and one end of the second electric telescopic rod is connected to the locking tooth plate. The end faces are fixedly connected, and one end of the locking tooth plate is provided with several locking tooth blocks.

As a further solution of the present invention: both sides of the adjustment frame are provided with adjustment grooves, and a fixed bearing is fixedly installed in the center of the end surface of the adjustment groove, and the outer wall of the motor shaft of the driving motor is connected to the inner wall of the fixed bearing.

As a further solution of the present invention: a limit rod is fixedly installed on one side of the outer wall of the adjusting swivel seat, and a wear-resistant bushing is installed on one end of the stop rod, and the end surface of one side of the adjustment frame is located at the end of the wear-resistant bushing. A limiting groove is provided on the outer side, and the outer wall of the wear-resistant bushing is fitted and connected with the inner wall of the limiting groove.

The beneficial effects of the present invention are: the facial expression control feedback device for lectures has a simple structure and is convenient to disassemble and assemble; when in use, the fixing component can have a firm installation adsorption effect on the installation base plate, which is convenient for fixing the installation base plate on the lecture platform The connection is fastened on the inner side; moreover, the display stand has a good angle adjustment function through the first electric telescopic rod and the adjustment component, which can change the display angle of the lens, so that it is convenient for the user to observe the lens and the supplementary light when giving a speech Display feedback on facial expressions, and prevent the failure of angle adjustment, effectively improve the stability of the display; at the same time, the cleaning component has a good cleaning and dustproof function, which can clean the dust and stains adsorbed on the surface of the lens. Observe the display quality of the lens to effectively improve the feedback effect.

Description of drawings

Fig. 1 is the first overall structure schematic diagram of the present invention;

Fig. 2 is the second overall structure schematic diagram of the present invention;

Fig. 3 is the overall front view of the present invention;

Figure 4 is an overall side view of the present invention;

Figure 5 is an overall top view of the present invention;

Figure 6 is a partial sectional view of the cleaning assembly of the present invention;

Legend: 1. Install the bottom plate; 2. Fixed components; 3. The first electric telescopic rod; 4. Support frame; 5. Adjustment components; 6. Display rack; 7. Observation lens; 8. Cleaning components; Light; 21. Positioning frame; 22. Adsorption rubber plate; 23. Positioning pillar; 24. Fixed suction cup; 51. The first electric guide rail; 52. The first electric slide seat; 53. Adjustment frame; 54. Driving motor; 55. Limit rod; 56, wear-resistant shaft sleeve; 57, adjusting swivel seat; 58, follower gear; 59, second electric telescopic rod; 510, locking tooth plate; 511, limit slot; 81, coil cover; 82. Guide rod; 83. Folding cloth curtain; 84. Extension rod; 85. Guide ring; 86. Second electric guide rail; 87. Second electric slide seat; 88. Guide seat; 89. Linkage frame; 810. Cleaning rack; 811, cleaning top plate; 812, the third electric telescopic rod; 813, cleaning brush.

Detailed ways

The following will clearly and completely describe the technical solutions in the embodiments of the present invention with reference to the accompanying drawings in the embodiments of the present invention. Obviously, the described embodiments are only some, not all, embodiments of the present invention. Based on the embodiments of the present invention, all other embodiments obtained by persons of ordinary skill in the art without creative efforts fall within the protection scope of the present invention.

Specific examples are given below.

Referring to Figures 1-6, a facial expression control feedback device for speech, including a mounting base 1, a fixing component 2, a first electric telescopic rod 3, a support frame 4, an adjusting component 5, a display stand 6, an observation lens 7 and a cleaning component 8. There are fixed components 2 on both sides of the other end of the installation base plate 1, the first electric telescopic rod 3 is fixedly installed in the center of one end of the installation base plate 1, and one end of the first electric telescopic rod 3 is fixedly installed with a support frame 4, the support frame One end of 4 is provided with an adjustment assembly 5, and the outside of the adjustment assembly 5 is provided with a display frame 6, the center of the end face of the display frame 6 is fixedly mounted with an observation lens 7, and one side of the end face of the display frame 6 is provided with a cleaning assembly 8, and the cleaning assembly 8 is located on the outside of the observation lens 7;

The cleaning assembly 8 includes a roll material cover 81, a guide rod 82, a folding cloth curtain 83, a guide ring 85, a second electric guide rail 86, a second electric slide seat 87, a guide seat 88, a moving frame 89, a cleaning frame 810, and a cleaning top plate 811, the third electric telescopic rod 812 and the cleaning brush 813, the roll material cover 81 is fixedly installed on the outer wall side of the display stand 6, and the inside of the roll material cover 81 is folded and installed with a folding cloth curtain 83, the inner top of the roll material cover 81 Guide rods 82 are fixedly installed at the inner side of the bottom and bottom, and several guide rings 85 are installed on the outside of the guide rods 82, and the top and bottom of the folded cloth curtain 83 are connected with the guide rings 85. A second electric guide rail 86 is fixedly installed at the top and bottom edge positions, and a second electric slide seat 87 is installed on the outside of the second electric guide rail 86, and a guide seat 88 is fixedly installed in the center of one end of the second electric slide seat 87, guiding One side of the end face of the seat 88 is fixedly equipped with a link frame 89, and the other side of the link frame 89 is fixedly connected with the outer wall of the outermost guide ring 85 of the folded cloth curtain 83, and the other side of the end faces of the two guide seats 88 is fixed. A cleaning frame 810 is installed, and one side of the cleaning frame 810 is fixedly equipped with a cleaning top plate 811, and the end face of the cleaning top plate 811 is fixedly installed with two third electric telescopic rods 812, and one end of the third electric telescopic rods 812 passes through the cleaning top plate 811 A cleaning brush 813 is connected and installed, and the cleaning brush 813 is located outside the end surface of the observation lens 7 .

The top and bottom end surfaces of the display stand 6 are fixedly equipped with a light frame, and one side of the light frame is fixedly installed with a supplementary light 9; it can have the function of supplementary lighting.

Several extension poles 84 are fixedly installed on the top and bottom of the folded cloth curtain 83, and the other end of the extension pole 84 is fixedly connected with the outer wall of the guide ring 85, and the folded cloth curtain can be driven by the extension pole 84 through the guide ring 85. 83 moves.

The inner end surface of the cleaning brush 813 is fitted with a cleaning sponge, and the cleaning sponge is connected to the end surface of the observation lens 7; as the cleaning brush 813 moves on the surface of the observation lens 7, the observation lens 7 can be wiped and cleaned by the cleaning sponge .

The fixed component 2 includes a positioning frame 21, an adsorption rubber plate 22, a positioning pillar 23 and a fixed suction cup 24. The positioning frame 21 is fixedly installed in the center of the other end of the installation base plate 1, and the center of the end face of the positioning frame 21 is plugged with an adsorption rubber plate 22. , both sides of the other end of the installation base plate 1 are plugged with positioning pillars 23, and one end of the positioning pillar 23 is fixedly installed with a fixed suction cup 24; A positioning plate is installed through the connection of the positioning slot, and the positioning plate is fixedly connected with the positioning slot through screws; the installation base plate 1 can be adsorbed and bonded to the inner end surface of the podium through the fixing component 2, which is firmly adsorbed and easy to disassemble and assemble, which greatly improves the installation efficiency. convenience.

The adjustment assembly 5 includes a first electric guide rail 51, a first electric slide seat 52, an adjustment frame 53, a drive motor 54, an adjustment swivel base 57, a follower gear 58 and a locking tooth plate 510, and the first electric guide rail 51 is fixedly installed on the support In the center of one end of the frame 4, a first electric slide 52 is arranged on the outside of the first electric guide rail 51, an adjustment frame 53 is fixedly installed in the center of the end face of the first electric slide 52, and an adjustment swivel seat is arranged in the center of the end face of the adjustment frame 53 57, and the other end of the display stand 6 is fixedly connected with the end face of the adjustment swivel seat 57, the center of the end face of the adjustment swivel seat 57 is fixedly equipped with a follower gear 58, and the outer side of the follower gear 58 is provided with a locking tooth plate 510, adjusting A drive motor 54 is fixedly installed in the center of one side of the outer wall of the frame 53, and the motor shaft of the drive motor 54 passes through the adjustment frame 53 and is fixedly connected with the adjustment swivel seat 57; The inside of the groove is fixedly equipped with a second electric telescopic rod 59, and one end of the second electric telescopic rod 59 is fixedly connected to the end face of the locking tooth plate 510, and one end of the locking tooth plate 510 is provided with several locking tooth blocks, through The second electric telescopic rod 59 can adjust the position of the locking tooth plate 510, so that a locking tooth block at one end of the locking tooth plate 510 is engaged with the tooth bar of the follower gear 58, and the follower gear 58 has a limiting effect; Both sides end faces of frame 53 are all provided with adjusting groove, and the center of the end face of adjusting groove is fixedly installed with fixed bearing, and the motor shaft outer wall of drive motor 54 is fitted and connected with the inner wall of fixed bearing, is convenient to transmission; The side is fixedly installed with a limit rod 55, and one end of the limit rod 55 is sleeved with a wear-resistant shaft sleeve 56, and the end surface of one side of the adjustment frame 53 is located at the outer side of the wear-resistant shaft sleeve 56 to provide a limit groove 511, and the wear-resistant shaft sleeve The outer wall of 56 is fitly connected with the inner wall of the limit groove 511; it can have a limit effect on the rotation of the adjustment swivel seat 57, and the wear of the limit rod 55 can be reduced through the wear-resistant bushing 56; the display can be adjusted through the adjustment assembly 5 The angle of the frame 6, so that the viewing angle of the viewing glass 7 can be changed.

The working principle of the present invention: when in use, the installation base plate 1 is installed on the inner side of the podium through the fixing assembly 2, the positioning pillar 23 is inserted into the positioning groove, and the positioning plate is fixed and installed inside the positioning groove with screws, and then the fixed suction cup 24 is fixed Installed at one end of the positioning pillar 23, attach the adsorption rubber plate 22 on the end face of the positioning frame 21 to the inner end surface of the podium, bond through the adsorption rubber plate 22, and adsorb to the inner end surface of the podium through the fixed suction cup 24 fixed, so that the installation base plate 1 is installed and fixed; the distance between the support frame 4 and the installation base plate 1 can be adjusted through the first electric telescopic rod 3, and the angle of the display rack 6 can be adjusted through the adjustment component 5, so that the observation Glasses 7 can be convenient for users to observe. When the first electric guide rail 51 works, the first electric slide seat 52 slides on the surface of the first electric guide rail 51, so that the positions of the display rack 6 and the observation mirror 7 can be adjusted, and one end of the frame 53 can be adjusted. When the drive motor 54 is working, the motor shaft rotates inside the fixed bearing at the center of the two ends of the adjustment frame 53, which can drive the adjustment swivel seat 57 and the follower gear 58 to rotate inside the adjustment frame 53. When the adjustment swivel seat 57 rotates, It can drive the limit rod 55 to rotate, so that the wear-resistant bushing 56 rolls inside the limit groove 511, so that the rotation of the adjusting swivel seat 57 can be limited, so that the display angle of the display frame 6 and the observation lens 7 can be adjusted. Change, after turning to a suitable angle, the drive motor 54 stops working, and at the same time, the second electric telescopic rod 59 works, which can push the locking tooth plate 510 to move until a locking tooth block at one end of the locking tooth plate 510 and the follow-up The gear racks of the gear 58 engage, thereby locking the adjusting swivel base 57 inside the adjusting frame 53, so that the rotation angle of the display stand 6 is fixed, and the facial expressions of the user can be fed back by observing the lens 7, and the user can be fed back through the supplementary light. Lamp 9 has the function of supplementary lighting, which can improve the feedback effect, so that it is convenient for the user to adjust the expression according to the feedback facial expression; after use, the observation lens 7 is cleaned and covered by the cleaning component 8, and the second electric guide rail 86 works , the second electric sliding seat 87 can be driven to move outside the second electric guide rail 86, and as the position of the second electric sliding seat 87 changes, the connecting frame 89 and the cleaning frame 810 can be driven by the guide seat 88 to move, cleaning When the frame 810 moves, the third electric telescopic rod 812 on the end face of the cleaning top plate 811 works, and the cleaning sponge on one side of the cleaning brush 813 is pushed to contact the surface of the observation lens 7. With the movement of the cleaning frame 810, the surface of the observation lens 7 can be cleaned. Carry out wiping cleaning, because linking frame 89 is connected with guide ring 85, when linking frame 89 moves, can pull guide ring 85 to slide on the outside of guide rod 82, guide ring 85 can pull folded cloth curtain 83 by extending pole 84, The folding cloth curtain 83 in the folded state is moved out from the inside of the roll material cover 81 to stretch, and the folding cloth curtain 83 in the stretched state can cover and shield the observation lens 7, thereby avoiding dust and stains during daily storage. Adsorbed on the surface of the observation lens 7, which affects the feedback effect during use; when the observation lens 7 needs to be used, the second electric slide 87 moves in reverse on the outside of the second electric guide rail 86, so that the linkage frame 89 pushes the guide ring 85 Sliding on the outside of the guide rod 82, the folded cloth curtain 83 in the stretched state can be stacked in the roll material cover 81 through the extension rod 84 for storage, thereby exposing the observation lens 7 for easy use.

The above is only a preferred embodiment of the present invention, but the scope of protection of the present invention is not limited thereto, any person familiar with the technical field within the technical scope disclosed in the present invention, according to the technical solution of the present invention Any equivalent replacement or change of the inventive concepts thereof shall fall within the protection scope of the present invention.

Claims (10)

1. A kind of facial expression control feedback device for speech, it is characterized in that, comprises installation base plate (1), fixed assembly (2), the first electric telescopic link (3), support frame (4), adjustment assembly (5), Display rack (6), viewing lens (7) and cleaning component (8), the other end of the installation base plate (1) is provided with fixing components (2) on both sides, and the center of one end of the installation base plate (1) is fixedly installed There is a first electric telescopic rod (3), and one end of the first electric telescopic rod (3) is fixedly installed with a support frame (4), and one end of the support frame (4) is provided with an adjustment assembly (5), and the adjustment assembly The outer side of (5) is provided with display stand (6), and the center of end face of described display stand (6) is fixedly installed with viewing glass (7), and the end face side of described display stand (6) is provided with cleaning assembly (8) , and the cleaning assembly (8) is located on the outside of the observation lens (7); The cleaning assembly (8) includes a coil cover (81), a guide rod (82), a folding curtain (83), a guide ring (85), a second electric guide rail (86), a second electric slide (87) , guide seat (88), linkage frame (89), cleaning frame (810), cleaning top plate (811), third electric telescopic rod (812) and cleaning brush (813), the coil cover (81) is fixed Installed on one side of the outer wall of the display rack (6), and the inside of the roll material cover (81) is folded and installed with a folding cloth curtain (83), and the inside top and bottom inside positions of the roll material cover (81) are all fixedly installed There are guide rods (82), and several guide rings (85) are installed in the outer sleeve of the guide rods (82), and the top and bottom of the folded cloth curtain (83) are connected with the guide rings (85). A second electric guide rail (86) is fixedly installed at the inboard top and bottom edge positions of the coil cover (81), and a second electric slide seat (87) is installed on the outside of the second electric guide rail (86). A guide seat (88) is fixedly installed in the center of one end of the two electric sliding seats (87), and a linkage frame (89) is fixedly installed on one side of the end face of the guide seat (88), and the other side of the linkage frame (89) The side is fixedly connected with the outermost guide ring (85) outer wall of the folding cloth curtain (83), and the other side of the end faces of the two guide seats (88) is fixedly equipped with a cleaning frame (810), and the cleaning frame (810 ) is fixedly installed with a cleaning top plate (811), and the end face of the cleaning top plate (811) is fixedly equipped with two third electric telescopic rods (812), and one end of the third electric telescopic rods (812) passes through the cleaning The top plate (811) is connected with a cleaning brush (813), and the cleaning brush (813) is located outside the end surface of the observation lens (7). 2. The facial expression control feedback device for speech according to claim 1, characterized in that, the top and bottom end faces of the display stand (6) are all fixedly equipped with a lamp holder, and one side of the lamp holder is fixedly installed with a complementary lights (9). 3. The facial expression control feedback device for speech according to claim 1, characterized in that, the top and the bottom of the folded cloth curtain (83) are fixedly equipped with several extension struts (84), and the extension struts The other end of (84) is fixedly connected with the outer wall of guide ring (85). 4. speech according to claim 1 uses facial expression control feedback device, it is characterized in that, the inboard end face of described cleaning brush (813) is fitted with cleaning sponge, and the end face of cleaning sponge and observation lens (7) sticks combined connection. 5. The facial expression control feedback device for speech according to claim 1, characterized in that, the fixed assembly (2) includes a positioning frame (21), an adsorption rubber plate (22), a positioning pillar (23) and a fixed suction cup (24), the positioning frame (21) is fixedly installed in the center of the other end of the installation base plate (1), and the center of the end face of the positioning frame (21) is plugged with an adsorption rubber plate (22), and the installation base plate (1 ) on both sides of the other end are plugged with a positioning pillar (23), and one end of the positioning pillar (23) is fixedly equipped with a fixed suction cup (24). 6. The facial expression control feedback device for speech according to claim 5, wherein a positioning groove is provided on both sides of one end of the installation base plate (1), and one end of the positioning pillar (23) is connected through the positioning groove A positioning plate is installed, and the positioning plate is fixedly connected with the positioning groove through screws. 7. The facial expression control feedback device for speech according to claim 1, characterized in that, the adjustment assembly (5) comprises a first electric guide rail (51), a first electric slide seat (52), an adjustment frame (53 ), the driving motor (54), the adjusting swivel seat (57), the follower gear (58) and the locking tooth plate (510), the first electric guide rail (51) is fixedly installed in the center of one end of the support frame (4) , and the outside of the first electric guide rail (51) is provided with a first electric slide (52), the center of the end face of the first electric slide (52) is fixedly installed with an adjustment frame (53), and the adjustment frame (53 ) is provided with an adjusting swivel seat (57) at the center of the end face, and the other end of the display stand (6) is fixedly connected with the end face of the adjusting swivel seat (57), and the end face center of the adjusting swivel seat (57) is fixedly installed with a follower gear (58), and the outer side of the follower gear (58) is provided with a locking tooth plate (510), and the center of one side of the outer wall of the adjustment frame (53) is fixedly installed with a driving motor (54), and the driving motor (54 ) is fixedly connected with the adjustment swivel seat (57) through the adjustment frame (53). 8. The facial expression control feedback device for speech according to claim 7, characterized in that, a locking groove is provided in the center of the inner end surface of the adjustment frame (53), and a second electric motor is fixedly installed inside the locking groove. A telescopic rod (59), and one end of the second electric telescopic rod (59) is fixedly connected to the end face of the locking tooth plate (510), and one end of the locking tooth plate (510) is provided with several locking tooth blocks. 9. speech according to claim 7 uses facial expression control feedback device, it is characterized in that, the both sides end faces of described adjustment frame (53) all offer adjustment groove, and the end face center of adjustment groove is fixedly installed with fixed bearing, The outer wall of the motor shaft of the drive motor (54) is bonded and connected with the inner wall of the fixed bearing. 10. The facial expression control feedback device for speech according to claim 7, characterized in that, one side of the outer wall of the adjustment swivel seat (57) is fixedly installed with a limit lever (55), and the limit lever (55) One end is sleeved with a wear-resistant bushing (56), and the end surface of one side of the adjustment frame (53) is located on the outer side of the wear-resistant bushing (56) to open a limiting groove (511), and the wear-resistant bushing (56) The outer wall is fitted and connected with the inner wall of the limiting groove (511).

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