Automatic arm lifting and rotating movement mechanism of vinyl record player

Abstract

The utility model belongs to the technical field of audio and video equipment, and particularly relates to an automatic arm-lifting and arm-rotating movement mechanism of a vinyl record player, which comprises a first driving piece, a horizontal push rod, an arm-lifting assembly, a shaft sleeve, a second driving piece and an optocoupler rotating plate, the horizontal push rod is used for pushing the lifting arm assembly and the shaft sleeve to move upwards, the lifting arm assembly is used for pushing the singing arm to be lifted upwards, the shaft sleeve is used for pushing the second driving part to be connected with the optocoupler rotating plate, the optocoupler rotating plate is connected with the singing arm, and the second driving part is used for driving the optocoupler rotating plate to rotate. The first driving part drives the lifting arm assembly through the horizontal push rod to drive the singing arm to be lifted, the second driving part is connected with the optocoupler rotating plate through the shaft sleeve, the optocoupler rotating plate and the singing arm are driven by the second driving part to rotate, automatic starting and stopping of the vinyl disc player are facilitated, remote control by a user is facilitated, and the user experience is improved. And the use is relatively convenient.

Description

Technical Field

[0001] The utility model belongs to the technical field of audio-visual equipment, and particularly relates to an automatic arm-lifting and arm-rotating motion mechanism for a vinyl record player. Background Art

[0002] A record player is a music player used to play vinyl records.

[0003] However, in the prior art, the vinyl record player needs to be manually lifted and rotated, which is difficult to operate remotely and inconvenient to use. Therefore, it is necessary to design an automatic arm lifting and rotating arm movement mechanism for a vinyl record player to solve the above problems. Utility Model Content

[0004] In view of the above problems, the utility model provides an automatic arm lifting and arm rotating movement mechanism for a vinyl record player to solve the problems raised in the above background technology.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: an automatic arm lifting and arm rotating movement mechanism of a vinyl record player, including an arm lifting structure and an arm rotating structure, the arm lifting structure including a first driving member, a horizontal push rod and an arm lifting assembly, the arm rotating structure including a shaft sleeve, a second driving member and an optical coupling rotating plate, the first driving member is connected to the horizontal push rod, the horizontal push rod moves in the left and right directions, the horizontal push rod is used to push the arm lifting assembly and the shaft sleeve to move upward, the arm lifting assembly is used to push the tonearm to lift upward, the shaft sleeve is used to push the second driving member to connect with the optical coupling rotating plate, the optical coupling rotating plate is connected to the tonearm, and the second driving member is used to drive the optical coupling rotating plate to rotate.

[0006] Furthermore, the first driving member includes a first motor and a first worm, the horizontal push rod includes an inner worm wheel and a push rod, the output end of the first motor is connected to the first worm, the first worm is meshed with the inner worm wheel, the inner worm wheel is connected to the push rod, the axial direction of the first worm is toward the left and right directions, the upper surface of the push rod gradually increases in height from right to left, and the upper surface of the push rod abuts against the lifting arm assembly and the bushing.

[0007] Furthermore, the rotating arm structure also includes a helical worm gear and a three-claw turntable assembly, the second driving member includes a second motor and a second worm, the output end of the second motor is connected to the second worm, the second worm is meshed with the helical worm gear, the helical worm gear is connected to the three-claw turntable assembly, the bushing, the three-claw turntable assembly and the optical coupling rotating plate are arranged in sequence from bottom to top, and the three-claw turntable assembly is used to connect to the optical coupling rotating plate.

[0008] Furthermore, the three-claw turntable assembly includes a three-claw disc and an elastic friction claw, the helical worm gear is connected to the three-claw disc, the sleeve is used to push the three-claw disc close to the optical coupling rotating plate, and the three-claw disc is connected to the optical coupling rotating plate through the elastic friction claw.

[0009] Furthermore, the arm lifting structure also includes an in-position switch, two of which are provided, and the push rod is used to abut against the two in-position switches.

[0010] Technical effects and advantages of the utility model:

[0011] 1. The first driving member is used to drive the arm lifting assembly through the horizontal push rod to drive the tonearm to lift up, and the second driving member is connected to the optical coupling rotating plate through the shaft sleeve. The second driving member is used to drive the optical coupling rotating plate and the tonearm to rotate, which is conducive to automatically opening and closing the vinyl record player, facilitating users to perform remote control, and is more convenient to use.

[0012] Other features and advantages of the utility model will be described in the following description, and partly become apparent from the description, or understood by implementing the utility model. The purpose and other advantages of the utility model can be realized and obtained by the structures indicated in the description and the drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on these drawings without paying creative work.

[0014] Figure 1 A schematic diagram of the exploded structure of the automatic arm lifting and rotating arm movement mechanism of the vinyl record player according to the embodiment of the utility model is shown;

[0015] Figure 2 It shows a schematic diagram of the internal structure of the automatic arm lifting and rotating arm movement mechanism of the vinyl record player of the embodiment of the utility model;

[0016] Figure 3 A cross-sectional view of the automatic arm lifting and rotating arm movement mechanism of the vinyl record player according to the embodiment of the utility model is shown;

[0017] Figure 4 A cross-sectional view from another perspective of the automatic arm lifting and rotating arm movement mechanism of the vinyl record player according to the embodiment of the utility model is shown;

[0018] Figure 5 A schematic structural diagram of a second driving member in an embodiment of the utility model is shown.

[0019] Figure numerals: 11, first driving member; 111, first motor; 112, first worm; 12, horizontal push rod; 121, inner worm gear; 122, push rod; 13, arm lifting assembly; 21, bushing; 22, second driving member; 221, second motor; 222, second worm; 23, optical coupling rotating plate; 24, helical worm gear; 25, three-claw turntable assembly; 251, three-claw disc; 252, elastic friction claw; 3, in-position switch; 41, transmission box body; 42, transmission box upper cover; 43, box body screws; 5, main control board; 6, tonearm; 7, turntable body. DETAILED DESCRIPTION

[0020] In order to make the purpose, technical solution and advantages of the embodiment of the utility model clearer, the technical solution in the embodiment of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiment of the utility model. Obviously, the described embodiment is a part of the embodiment of the utility model, not all of the embodiments. Based on the embodiment of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] like Figures 1 to 4 As shown, an automatic arm lifting and arm rotating movement mechanism of a vinyl record player according to an embodiment of the utility model includes an arm lifting structure and an arm rotating structure, the arm lifting structure includes a first driving member 11, a horizontal push rod 12 and an arm lifting assembly 13, the arm rotating structure includes a sleeve 21, a second driving member 22 and an optical coupling rotating plate 23, the first driving member 11 is connected to the horizontal push rod 12, the horizontal push rod 12 moves in the left and right directions, the horizontal push rod 12 is used to push the arm lifting assembly 13 and the sleeve 21 to move upward, the arm lifting assembly 13 is used to push the tonearm 6 to lift upward, the sleeve 21 is used to push the second driving member 22 to connect with the optical coupling rotating plate 23, the optical coupling rotating plate 23 is connected to the tonearm 6, and the second driving member 22 is used to drive the optical coupling rotating plate 23 to rotate.

[0022] Specifically, the arm lifting structure and the arm rotating structure are both arranged in the transmission box body 41, and the main control board 5 is arranged in the transmission box body 41, and the transmission box upper cover 42 is arranged above the transmission box body 41, and the transmission box upper cover 42 is fastened to the transmission box body 41 by the box screws 43, and the transmission box body 41 is installed on the record player body 7. Secondly, the arm lifting assembly 13 and the shaft sleeve 21 are arranged in sequence along the left and right directions.

[0023] In this embodiment, by setting the arm lifting structure and the arm rotating structure, the first driving member 11 is started to drive the horizontal push rod 12 to move rightward, and the horizontal push rod 12 can push the arm lifting assembly 13 to move upward during the rightward movement, and the arm lifting assembly 13 is used to push the tonearm 6 to move upward. Secondly, the horizontal push rod 12 can push the sleeve 21 to move upward during the rightward movement, and the sleeve 21 pushes the second driving member 22 to connect with the optical coupling rotating plate 23 during the upward movement, and the optical coupling rotating plate 23 is used to connect with the tonearm 6, and the optical coupling rotating plate 23 and the tonearm 6 are driven to rotate by starting the second driving member 22. Therefore, the first driving member 11 drives the arm lifting assembly 13 through the horizontal push rod 12 to drive the tonearm 6 to lift, and the second driving member 22 is connected to the optical coupling rotating plate 23 through the sleeve 21, and the optical coupling rotating plate 23 and the tonearm 6 are driven to rotate by the second driving member 22, which is conducive to realizing the automatic opening and closing of the vinyl record player, which is convenient for users to perform remote control and is more convenient to use.

[0024] Alternatively, if Figure 3 As shown, the first driving member 11 includes a first motor 111 and a first worm 112, and the horizontal push rod 12 includes an inner worm wheel 121 and a push rod 122. The output end of the first motor 111 is connected to the first worm 112, the first worm 112 is meshed with the inner worm wheel 121, and the inner worm wheel 121 is connected to the push rod 122. The axial direction of the first worm 112 is toward the left and right directions, and the upper surface of the push rod 122 gradually increases in height from right to left, and the upper surface of the push rod 122 abuts against the lifting arm assembly 13 and the shaft sleeve 21.

[0025] Specifically, the inner worm gear 121 is connected to the left end of the push rod 122 .

[0026] In this embodiment, by starting the first motor 111, the first worm 112 is driven to rotate, and the first worm 112 is meshed with the inner worm wheel 121 to drive the inner worm wheel 121 to move along the axial direction of the first worm 112, and the inner worm wheel 121 is connected to the push rod 122, which can drive the push rod 122 to move along the axial direction of the first worm 112, and the axial direction of the first worm 112 is oriented to the left and right direction, so the push rod 122 also moves in the left and right direction. Specifically, when the push rod 122 moves to the right, the height of the push rod 122 below the arm lift assembly 13 gradually increases, and the push rod 122 can push the arm lift assembly 13 to move upward; secondly, when the push rod 122 moves to the right, the height of the push rod 122 below the sleeve 21 gradually increases, pushing the sleeve 21 to move upward.

[0027] Alternatively, if Figure 1 , Figure 4 as well as Figure 5As shown, the rotating arm structure also includes a helical worm gear 24 and a three-claw turntable assembly 25, the second driving member 22 includes a second motor 221 and a second worm 222, the output end of the second motor 221 is connected to the second worm 222, the second worm 222 is meshed with the helical worm gear 24, the helical worm gear 24 is connected to the three-claw turntable assembly 25, the shaft sleeve 21, the three-claw turntable assembly 25 and the optical coupling rotating plate 23 are arranged in sequence from bottom to top, and the three-claw turntable assembly 25 is used to connect to the optical coupling rotating plate 23.

[0028] In this embodiment, the push rod 122 pushes the sleeve 21 to move upward, driving the sleeve 21 to push the three-claw turntable assembly 25 to connect with the optical coupling rotating plate 23. By starting the second motor 221, the second worm 222 is driven to rotate, and the second worm 222 is engaged with the helical worm gear 24 to drive the helical worm gear 24 to rotate, and the helical worm gear 24 is connected to the three-claw turntable assembly 25, and the optical coupling rotating plate 23 is connected to the tonearm 6, which can drive the tonearm 6 to rotate, so as to adjust the tonearm 6 to the starting position of the tonearm 6, the 12" turntable, the 7" turntable, and the end position of the tonearm 6, etc.

[0029] Alternatively, if Figure 1 and Figure 4 As shown, the three-claw turntable assembly 25 includes a three-claw disc 251 and an elastic friction claw 252, the helical worm gear 24 is connected to the three-claw disc 251, the sleeve 21 is used to push the three-claw disc 251 close to the optical coupling rotating plate 23, and the three-claw disc 251 is connected to the optical coupling rotating plate 23 through the elastic friction claw 252.

[0030] Specifically, the helical worm gear 24 locks the three-claw disc 251 through three locking grooves.

[0031] In this embodiment, by setting the three-claw turntable assembly 25 to a structure including a three-claw disc 251 and an elastic friction claw 252, wherein the elastic friction claw 252 includes a spring, a fixed shaft, an E-type card and a silicone cap, the three-claw disc 251 can be connected to the optical coupling rotating plate 23 through the elastic friction claw 252.

[0032] Alternatively, if Figure 1 As shown, the arm lifting structure further includes an in-position switch 3 , two of which are provided, and the push rod 122 is used to abut against the two in-position switches 3 .

[0033] Specifically, the two in-position switches 3 are both connected to the transmission box body 41 .

[0034] In this embodiment, a push block is provided on the upper surface of the left end of the push rod 122, and the push block is provided between the two in-position switches 3. When the push rod 122 moves to the right, the push block abuts against the right in-position switch 3, indicating that the push rod 122 has moved to the right and the push block abuts against the left in-position switch 3, indicating that the push rod 122 has moved to the left and has moved to the left.

[0035] Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art should understand that they can still modify the technical solutions described in the aforementioned embodiments, or make equivalent replacements for some of the technical features therein; and these modifications or replacements do not make the essence of the corresponding technical solutions deviate from the spirit and scope of the technical solutions of the embodiments of the present invention.

Claims

1. An automatic arm lifting and rotating arm movement mechanism for a vinyl record player, characterized in that: The invention comprises an arm lifting structure and an arm rotating structure, wherein the arm lifting structure comprises a first driving member (11), a horizontal push rod (12) and an arm lifting assembly (13), and the arm rotating structure comprises a shaft sleeve (21), a second driving member (22) and an optical coupling rotating plate (23), wherein the first driving member (11) is connected to the horizontal push rod (12), and the horizontal push rod (12) moves in the left and right directions, and the horizontal push rod (12) is used to push the arm lifting assembly (13) and the shaft sleeve (21) to move upward, and the arm lifting assembly (13) is used to push the tonearm (6) to lift upward, and the shaft sleeve (21) is used to push the second driving member (22) to connect with the optical coupling rotating plate (23), and the optical coupling rotating plate (23) is connected to the tonearm (6), and the second driving member (22) is used to drive the optical coupling rotating plate (23) to rotate.

2. The automatic arm lifting and rotating arm movement mechanism of a vinyl record player according to claim 1 is characterized in that: The first driving member (11) includes a first motor (111) and a first worm gear (112), and the horizontal push rod (12) includes an inner worm gear (121) and a push rod (122). The output end of the first motor (111) is connected to the first worm gear (112), the first worm gear (112) is meshed with the inner worm gear (121), and the inner worm gear (121) is connected to the push rod (122). The axial direction of the first worm gear (112) is oriented to the left and right directions, and the upper surface of the push rod (122) gradually increases in height from right to left, and the upper surface of the push rod (122) is in contact with the lifting arm assembly (13) and the shaft sleeve (21).

3. The automatic arm lifting and rotating arm movement mechanism of a vinyl record player according to claim 2 is characterized in that: The rotating arm structure also includes a helical worm gear (24) and a three-claw rotating disk assembly (25); the second driving member (22) includes a second motor (221) and a second worm (222); the output end of the second motor (221) is connected to the second worm (222); the second worm (222) is meshed with the helical worm gear (24); the helical worm gear (24) is connected to the three-claw rotating disk assembly (25); the shaft sleeve (21), the three-claw rotating disk assembly (25) and the optical coupling rotating plate (23) are arranged in sequence from bottom to top; the three-claw rotating disk assembly (25) is used to be connected to the optical coupling rotating plate (23).

4. The automatic arm lifting and rotating arm movement mechanism of a vinyl record player according to claim 3 is characterized in that: The three-claw rotating disk assembly (25) comprises a three-claw circular disk (251) and an elastic friction claw (252); the helical worm gear (24) is connected to the three-claw circular disk (251); the shaft sleeve (21) is used to push the three-claw circular disk (251) close to the optical coupling rotating plate (23); and the three-claw circular disk (251) is connected to the optical coupling rotating plate (23) via the elastic friction claw (252).

5. The automatic arm lifting and rotating arm movement mechanism of a vinyl record player according to claim 2 is characterized in that: The arm lifting structure also includes an in-position switch (3), two of which are provided, and the push rod (122) is used to abut against the two in-position switches (3).

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