Clamp for earphone production

Abstract

The invention relates to the technical field of earphone production, and discloses an earphone production clamp which comprises a workbench, a clamping mechanism is arranged at the top of the workbench, and the clamping mechanism comprises a rotating disc, an electric push rod, a hinge block, a hinge rod, a sliding frame, a placing disc, a sliding block, a moving rod and an elastic sleeve; the rotating disc is rotationally connected to the top of the workbench, the electric push rod is fixedly installed on the top of the rotating disc, the hinge block is fixedly connected with the movable end of the electric push rod, one end of the hinge rod is hinged to the hinge block, and the other end of the hinge rod is hinged to the sliding frame. According to the welding device, the electric push rods, the hinge rods, the hinge blocks and the sliding frames are arranged, so that the four moving rods can be driven to move inwards under the action of the sliding grooves, the elastic sleeves are extruded to fix and clamp the oval horns, the oval horns of different sizes can be clamped conveniently, and the welding stability of the oval horns is improved.

Description

Technical Field

[0001] The invention relates to the technical field of earphone production, in particular to a clamp for earphone production. Background Art

[0002] Headphones are a pair of conversion units that receive electrical signals from a media player or receiver and convert them into audible sound waves using speakers close to the ears. Headphones are usually detachable from media players and connected using a plug. Headphones are mainly composed of speakers, plugs, and wires. During the production process, the speaker and wires are welded to the speaker. During the welding process, the speaker and wire need to be fixed separately, and then soldered to the speaker and wire.

[0003] According to a Chinese patent with the announcement number "CN210388132U", a clamp for producing headphones is disclosed, which includes a base and a fixing table. The fixing table is fixed to the upper end of the base by a support rod, and the fixing table is located directly above the base. The surface of the fixing table is provided with a first fixing groove, a second fixing groove and a third fixing groove from left to right, and the inner diameters of the first fixing groove, the second fixing groove and the third fixing groove are reduced in sequence. The inner surfaces of the first fixing groove, the second fixing groove and the third fixing groove are all fixed with a first rubber block, and there are multiple first rubber blocks. The utility model arranges the first fixing groove, the second fixing groove and the third fixing groove with different inner diameters on the fixing table, and fixes a wire fixing device on the fixing table on the front side thereof. The speaker and the wire can be fixed in the fixing groove and the wire fixing device respectively, and it is convenient to fix speakers and wires of different sizes in the corresponding fixing grooves and wire fixing devices, so as to facilitate the welding operation of the headphones.

[0004] When in use, the above patent fixes the headphone speaker by setting three fixing grooves, which is only applicable to circular speakers and is not convenient for fixing elliptical speakers, thereby affecting the welding effect of the elliptical headphone speaker. Therefore, a headphone production fixture is proposed to solve the above-mentioned problems. Summary of the invention

[0005] The technical problem to be solved by the present invention is to provide a clamp for producing earphones in view of the deficiencies in the above-mentioned prior art.

[0006] In order to solve the above technical problems, the technical solution adopted by the present invention is: a clamp for producing earphones, comprising a workbench, a clamping mechanism is arranged on the top of the workbench, and the clamping mechanism comprises a rotating disk, an electric push rod, a hinge block, a hinge rod, a sliding frame, a placement disk, a slider, a moving rod, and an elastic sleeve; The rotating disk is rotatably connected to the top of the workbench, the electric push rod is fixedly installed on the top of the rotating disk, the hinge block is fixedly connected to the movable end of the electric push rod, one end of the hinge rod is hinged to the hinge block, and the other end of the hinge rod is hinged to the slide frame; The placement plate is fixedly connected to the top of the fixed end of the electric push rod, and a sliding groove is opened on the top of the placement plate. The slider is slidably connected to the top of the rotating plate and the top of the sliding frame. The moving rod is fixedly connected to the top of the slider. The moving rod passes through the inner wall of the sliding frame and the inner wall of the sliding groove, and the moving rod is slidably connected to the inner wall of the sliding frame and the inner wall of the sliding groove. The elastic sleeve is fixedly sleeved on the top of the moving rod.

[0007] Preferably, the inner wall of the movable rod is fixedly connected to a first spring, the inner wall of the movable rod is slidably connected to a movable rod, the bottom of the movable rod is fixedly connected to the other end of the first spring, and the top of the movable rod is fixedly connected to a pressure block.

[0008] Preferably, a limiting groove is provided on the side of the movable rod, the outer wall of the movable rod is fixedly connected to a limiting block, and the limiting block is slidably connected to the inner wall of the limiting groove, and a slope is provided on the bottom of one side of the pressing block.

[0009] Preferably, a mounting groove is provided on the top of the placement plate, a magnet block is fixedly connected to the inner wall of the mounting groove, and the magnet block is located at the center of the placement plate.

[0010] Preferably, a positioning block is fixedly connected to the side of the rotating disk, and the number of the positioning blocks is eight. The eight positioning blocks are arranged around the rotating disk, and a positioning hole is opened on the top of the workbench. A positioning pin is provided on one of the positioning blocks, and the positioning pin passes through the positioning block and is slidably connected to the inner wall of the positioning hole.

[0011] Preferably, an elliptical speaker is provided on the top of the placement plate, and the elliptical speaker is magnetically connected to the magnet block.

[0012] Preferably, a fixing mechanism is provided on the top of the workbench, and the fixing mechanism includes a frame, a threaded rod, a knob, a moving block, and a socket. The frame is fixedly connected to the top of the workbench, one end of the threaded rod passes through the side of the frame and is rotatably connected to the inner wall of the frame, the knob is fixedly connected to the other end of the threaded rod, the moving block is threadedly sleeved on the threaded rod and is slidably connected to the inner wall of the frame, and the socket is fixedly connected to the top of the moving block.

[0013] Preferably, two card slots are opened on the top of the card seat, and the inner walls of the card slots are provided with elastic cards, the upper half of the elastic card is fixedly connected to the inner wall of the card slot, and the lower half of the elastic card is movably connected to the inner wall of the card slot.

[0014] Preferably, a detection mechanism is provided on the frame, and the detection mechanism includes a side plate, a limit rod, a second spring, a lifting plate, and a top plate. The side plate is fixedly connected to the front side of the frame, and a movable groove is opened on the side plate. The limit rod is fixedly connected to the top and top of the inner wall of the movable groove. The second spring is sleeved on the limit rod, and one end of the second spring is fixedly connected to the bottom of the inner wall of the movable groove. The lifting plate is movably sleeved on the limit rod, and the bottom of the lifting plate is fixedly connected to the other end of the second spring, and the top plate is fixedly connected to the top of the lifting plate.

[0015] Preferably, a base plate is provided below the workbench, and an anti-slip pad is provided at the bottom of the base plate, an electric telescopic rod is fixedly connected to the top of the base plate, and the top of the movable end of the electric telescopic rod is fixedly connected to the bottom of the workbench.

[0016] The present invention adopts the above technical solution to bring the following beneficial effects: 1. This headphone production fixture, by arranging an electric push rod, a hinged rod, a hinged block and a sliding frame, can drive four moving rods to move inward under the action of a sliding groove, thereby squeezing an elastic sleeve to fix and clamp the elliptical speaker, making it easy to clamp elliptical speakers of different sizes and improving the stability of the elliptical speaker during welding.

[0017] 2. This headphone production fixture, by providing a first spring, a movable rod, and a pressure block, can press the top of the elliptical speaker when clamping and fixing the side of the elliptical speaker, thereby preventing the elliptical speaker from tilting during welding, thereby further improving the stability of the elliptical speaker during welding.

[0018] 3. This headphone production fixture can fix the welded wires by setting a card seat, a card slot and an elastic card to prevent the wires from shaking when welding with the elliptical speaker, which affects the welding effect. The position of the wires can be adjusted by setting a threaded rod, a knob and a moving block so that the wires can better contact the welding points on the elliptical speaker, thereby improving the stability during welding.

[0019] 4. This headphone production fixture can drive the rotating disk to rotate by setting a positioning block, so that the welding point on the elliptical speaker corresponds to one end of the wire, thereby facilitating welding of the two. The rotating disk can be fixed by setting positioning holes and positioning pins to avoid shaking of the rotating disk during welding, which affects the welding effect.

[0020] 5. This headphone production fixture, by setting side plates, a second spring, a lifting plate and a limit rod, can drive the top plate to swing up and down reciprocatingly, and pull the welded wires to check whether the soldering points are firm, whether there are loose or desoldering phenomena, and ensure the reliability of the connection between the wires and the elliptical speakers. BRIEF DESCRIPTION OF THE DRAWINGS

[0021] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 It is a front schematic diagram of the present invention; Figure 3 It is a schematic diagram of the clamping mechanism of the present invention; Figure 4 It is a schematic diagram of the partial structure of the clamping mechanism of the present invention; Figure 5 It is a side schematic diagram of the fixing mechanism of the present invention; Figure 6 It is a top schematic diagram of the fixing mechanism of the present invention; Figure 7 It is a schematic diagram of the mobile rod of the present invention; Figure 8 This is a schematic diagram of the interior of the mobile rod of the present invention; Fig. 9 It is a schematic diagram of the elastic card of the present invention.

[0022] In the figure: 1. workbench; 2. clamping mechanism; 21. rotating disk; 22. electric push rod; 23. hinge block; 24. hinge rod; 25. slide frame; 26. placement plate; 27. slider; 28. moving rod; 29. ​​elastic sleeve; 210. first spring; 211. movable rod; 212. pressure block; 213. magnet block; 214. positioning block; 215. positioning pin; 3. fixing mechanism; 31. frame; 32. threaded rod; 33. knob; 34. moving block; 35. card seat; 36. elastic card; 4. detection mechanism; 41. side panel; 42. limit rod; 43. second spring; 44. lifting plate; 45. top plate; 5. elliptical speaker; 6. bottom plate; 7. electric telescopic rod. DETAILED DESCRIPTION

[0023] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0024] In the description of the present invention, it is necessary to understand that the terms "upper", "lower", "front", "back", "left", "right", "top", "bottom", "inside", "outside", etc., indicating the orientation or position relationship are based on the orientation or position relationship shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, rather than indicating or implying that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present invention.

[0025] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installation", "connection" and "setting" should be understood in a broad sense, for example, they can be fixedly connected or set, or detachably connected or set, or integrally connected or set. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0026] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of the present invention, the meaning of "several" is two or more, unless otherwise clearly and specifically defined.

[0027] See also Figure 1-9 One embodiment of the present invention is: a clamp for producing earphones, comprising a workbench 1, a clamping mechanism 2 is arranged on the top of the workbench 1, and the clamping mechanism 2 comprises a rotating disk 21, an electric push rod 22, a hinge block 23, a hinge rod 24, a slide frame 25, a placement disk 26, a slider 27, a moving rod 28, and an elastic sleeve 29; The rotating disk 21 is rotatably connected to the top of the workbench 1, the electric push rod 22 is fixedly installed on the top of the rotating disk 21, the hinge block 23 is fixedly connected to the movable end of the electric push rod 22, one end of the hinge rod 24 is hinged to the hinge block 23, and the other end of the hinge rod 24 is hinged to the slide frame 25; The placement plate 26 is fixedly connected to the top of the fixed end of the electric push rod 22, and a sliding groove is opened on the top of the placement plate 26. The slider 27 is slidably connected to the top of the rotating plate 21 and the top of the slide frame 25. The moving rod 28 is fixedly connected to the top of the slider 27. The moving rod 28 penetrates the inner wall of the slide frame 25 and the inner wall of the sliding groove, and the moving rod 28 is slidably connected to the inner wall of the slide frame 25 and the inner wall of the sliding groove. The elastic sleeve 29 is fixedly sleeved on the top of the moving rod 28.

[0028] Preferably, the inner wall of the movable rod 28 is fixedly connected with the first spring 210, the inner wall of the movable rod 28 is slidably connected with the movable rod 211, the bottom of the movable rod 211 is fixedly connected to the other end of the first spring 210, and the top of the movable rod 211 is fixedly connected with the pressure block 212.

[0029] Preferably, a limiting groove is provided on the side of the movable rod 28 , the outer wall of the movable rod 211 is fixedly connected to a limiting block, and the limiting block is slidably connected to the inner wall of the limiting groove, and a slope is provided on the bottom of one side of the pressing block 212 .

[0030] Preferably, a mounting groove is provided on the top of the placement plate 26 , and a magnet block 213 is fixedly connected to the inner wall of the mounting groove, and the magnet block 213 is located at the center of the placement plate 26 .

[0031] Preferably, a positioning block 214 is fixedly connected to the side of the rotating disk 21, and the number of the positioning blocks 214 is eight, and the eight positioning blocks 214 are arranged around the rotating disk 21, and a positioning hole is opened on the top of the workbench 1, and a positioning pin 215 is arranged on one of the positioning blocks 214, and the positioning pin 215 passes through the positioning block 214 and is slidably connected to the inner wall of the positioning hole.

[0032] Preferably, an elliptical speaker 5 is disposed on the top of the placement plate 26 , and the elliptical speaker 5 is magnetically connected to the magnet block 213 .

[0033] Preferably, a fixing mechanism 3 is provided on the top of the workbench 1, and the fixing mechanism 3 includes a frame 31, a threaded rod 32, a knob 33, a moving block 34, and a socket 35. The frame 31 is fixedly connected to the top of the workbench 1, one end of the threaded rod 32 passes through the side of the frame 31 and is rotatably connected to the inner wall of the frame 31, the knob 33 is fixedly connected to the other end of the threaded rod 32, the moving block 34 is threadedly sleeved on the threaded rod 32 and is slidably connected to the inner wall of the frame 31, and the socket 35 is fixedly connected to the top of the moving block 34.

[0034] Preferably, two card slots are provided on the top of the card holder 35, and elastic cards 36 are provided on the inner walls of the card slots. The upper half of the elastic card 36 is fixedly connected to the inner walls of the card slots, and the lower half of the elastic card 36 is movably connected to the inner walls of the card slots.

[0035] Working principle: Place the elliptical speaker 5 on the placement plate 26, and absorb the elliptical speaker 5 through the magnet block 213, then start the electric push rod 22, the electric push rod 22 drives the hinge block 23 to move, thereby driving the two slide frames 25 to move inward through the hinge rod 24, thereby driving the four moving rods 28 to move along the direction of the sliding groove, so that the elliptical speaker 5 is clamped and fixed by the elastic sleeves 29 on the four moving rods 28, and at the same time, when the moving rod 28 moves, the upper pressure block 212 will first contact the top of the elliptical speaker 5, and the inclined surface below the pressure block 212 will drive the pressure block 212 to rise until the pressure block 212 The bottom plane contacts the top of the elliptical speaker 5, and the top of the elliptical speaker 5 is fixed by the elastic force of the first spring 210. After the fixation is completed, remove the positioning pin 215, and then rotate the positioning block 214 to rotate the rotating disk 21, and the welding point on the elliptical speaker 5 is facing the frame 31, and then the positioning pin 215 is inserted into the positioning hole through the positioning block 214 to fix the rotating disk 21, and the wire is placed in the slot on the holder 35, and the wire is fixed by the elastic card 36 in the slot, so that one end of the wire contacts the welding point on the elliptical speaker 5, and then use a welding gun to weld the elliptical speaker 5 and the wire.

[0036] See also Figure 1-9On the basis of the above embodiment, in another embodiment of the present invention, preferably, a detection mechanism 4 is provided on the frame 31, and the detection mechanism 4 includes a side plate 41, a limit rod 42, a second spring 43, a lifting plate 44, and a top plate 45. The side plate 41 is fixedly connected to the front side of the frame 31, and a movable groove is opened on the side plate 41, the limit rod 42 is fixedly connected to the top and top of the inner wall of the movable groove, the second spring 43 is sleeved on the limit rod 42, and one end of the second spring 43 is fixedly connected to the bottom of the inner wall of the movable groove, the lifting plate 44 is movably sleeved on the limit rod 42, and the bottom of the lifting plate 44 is fixedly connected to the other end of the second spring 43, and the top plate 45 is fixedly connected to the top of the lifting plate 44.

[0037] Preferably, a base plate 6 is provided below the workbench 1 , and an anti-slip pad is provided at the bottom of the base plate 6 , an electric telescopic rod 7 is fixedly connected to the top of the base plate 6 , and the top of the movable end of the electric telescopic rod 7 is fixedly connected to the bottom of the workbench 1 .

[0038] Working principle: After the elliptical speaker 5 and the wire are welded, the lifting plate 44 is pressed downward and then released. The lifting plate 44 is driven to vibrate under the action of the second spring 43, thereby driving the top plate 45 to vibrate. The wire after welding is pulled by the up and down shaking of the top plate 45, so as to check whether the welding point is firm, whether there is looseness, desoldering, etc., to ensure the reliability of the connection between the wire and the elliptical speaker 5.

[0039] The present invention provides a fixture for producing headphones. There are many methods and ways to implement the technical solution. The above is only a preferred embodiment of the present invention. It should be pointed out that for ordinary technicians in this technical field, several improvements and modifications can be made without departing from the principle of the present invention. These improvements and modifications should also be considered as the protection scope of the present invention. All components not specified in this embodiment can be implemented by existing technologies.

Claims

1. A fixture for producing headphones, comprising a workbench (1), characterized in that: A clamping mechanism (2) is provided on the top of the workbench (1), and the clamping mechanism (2) comprises a rotating disk (21), an electric push rod (22), a hinge block (23), a hinge rod (24), a slide frame (25), a placement disk (26), a slide block (27), a moving rod (28), and an elastic sleeve (29); The rotating disk (21) is rotatably connected to the top of the workbench (1), the electric push rod (22) is fixedly installed on the top of the rotating disk (21), the hinge block (23) is fixedly connected to the movable end of the electric push rod (22), one end of the hinge rod (24) is hinged to the hinge block (23), and the other end of the hinge rod (24) is hinged to the slide frame (25); The placement plate (26) is fixedly connected to the top of the fixed end of the electric push rod (22), and a sliding groove is opened on the top of the placement plate (26). The sliding block (27) is slidably connected to the top of the rotating plate (21) and the top of the sliding frame (25). The moving rod (28) is fixedly connected to the top of the sliding block (27). The moving rod (28) penetrates the inner wall of the sliding frame (25) and the inner wall of the sliding groove, and the moving rod (28) is slidably connected to the inner wall of the sliding frame (25) and the inner wall of the sliding groove. The elastic sleeve (29) is fixedly sleeved on the top of the moving rod (28).

2. The headphone production fixture according to claim 1, characterized in that: The inner wall of the movable rod (28) is fixedly connected to a first spring (210), the inner wall of the movable rod (28) is slidably connected to a movable rod (211), the bottom of the movable rod (211) is fixedly connected to the other end of the first spring (210), and the top of the movable rod (211) is fixedly connected to a pressure block (212).

3. The headphone production fixture according to claim 2, characterized in that: A limiting groove is provided on the side of the moving rod (28); a limiting block is fixedly connected to the outer wall of the movable rod (211); the limiting block is slidably connected to the inner wall of the limiting groove; and a slope is provided on the bottom of one side of the pressing block (212).

4. The headphone production fixture according to claim 3, characterized in that: A mounting groove is provided on the top of the placement plate (26), a magnet block (213) is fixedly connected to the inner wall of the mounting groove, and the magnet block (213) is located at the center of the placement plate (26).

5. The headphone production fixture according to claim 4, characterized in that: A positioning block (214) is fixedly connected to the side of the rotating disk (21), and the number of the positioning blocks (214) is eight. The eight positioning blocks (214) are arranged around the rotating disk (21). A positioning hole is opened on the top of the workbench (1), and a positioning pin (215) is arranged on one of the positioning blocks (214). The positioning pin (215) passes through the positioning block (214) and is slidably connected to the inner wall of the positioning hole.

6. The headphone production fixture according to claim 5, characterized in that: An elliptical speaker (5) is provided on the top of the placement plate (26), and the elliptical speaker (5) is magnetically connected to the magnet block (213).

7. The headphone production fixture according to claim 6, characterized in that: A fixing mechanism (3) is provided on the top of the workbench (1), and the fixing mechanism (3) comprises a frame (31), a threaded rod (32), a knob (33), a moving block (34), and a holder (35); the frame (31) is fixedly connected to the top of the workbench (1); one end of the threaded rod (32) passes through the side of the frame (31) and is rotatably connected to the inner wall of the frame (31); the knob (33) is fixedly connected to the other end of the threaded rod (32); the moving block (34) is threadedly sleeved on the threaded rod (32) and is slidably connected to the inner wall of the frame (31); and the holder (35) is fixedly connected to the top of the moving block (34).

8. The headphone production fixture according to claim 7, characterized in that: Two card slots are provided on the top of the card seat (35), and the inner walls of the card slots are provided with elastic cards (36), the upper half of the elastic card (36) is fixedly connected to the inner wall of the card slot, and the lower half of the elastic card (36) is movably connected to the inner wall of the card slot.

9. The headphone production fixture according to claim 8, characterized in that: The frame (31) is provided with a detection mechanism (4), the detection mechanism (4) comprising a side plate (41), a limiting rod (42), a second spring (43), a lifting plate (44), and a top plate (45); the side plate (41) is fixedly connected to the front side of the frame (31), and a movable groove is provided on the side plate (41); the limiting rod (42) is fixedly connected to the top of the inner wall and the top of the movable groove; the second spring (43) is sleeved on the limiting rod (42), and one end of the second spring (43) is fixedly connected to the bottom of the inner wall of the movable groove; the lifting plate (44) is movably sleeved on the limiting rod (42), and the bottom of the lifting plate (44) is fixedly connected to the other end of the second spring (43); and the top plate (45) is fixedly connected to the top of the lifting plate (44).

10. The headphone production fixture according to claim 9, characterized in that: A bottom plate (6) is provided below the workbench (1), and a non-slip pad is provided at the bottom of the bottom plate (6); an electric telescopic rod (7) is fixedly connected to the top of the bottom plate (6), and the top of the movable end of the electric telescopic rod (7) is fixedly connected to the bottom of the workbench (1).

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