Automatic veneer gluing device for wooden sound box

Abstract

An automatic veneer gluing device for a wooden sound box is provided with a rack, one end of the rack is provided with a stepping motor and a speed reducer connected with the stepping motor, and an output shaft of the speed reducer is provided with a left top plate component; a right top cylinder is arranged at the other end of the rack; a right top plate component is arranged on a piston rod of the right top cylinder; a sound box wooden box to be subjected to veneer pasting is clamped between the left top plate component and the right top plate component; and a hot pressing roller is also arranged above the sound box wooden box. A secondary pressing cloth roll, a rear pressing strip and a material receiving roll are further arranged, and a rear pressing air cylinder used for driving the rear pressing strip to approach or leave the surface of the sound box wooden box so as to simulate the manual action to roll up and down is further arranged. Manual veneer gluing actions can be simulated, the veneer gluing temperature can be automatically controlled through a machine, the veneer gluing pressure of the hot pressing roller can be automatically regulated and controlled, and the temperature can also be systematically set. Therefore, the wooden box with stable quality can be produced under the condition of stable productivity, and the manufacturing cost is reduced; and the same machine can be compatible with processing and veneering of wooden boxes of various specifications, so that the production flexibility is improved.

Description

Technical Field

[0001] The utility model relates to the field of speaker manufacturing, and particularly relates to an automatic veneering device for speaker wooden boxes. Background Art

[0002] In the past, the veneering of the original wooden boxes used in speakers required manual processing. It also needed many years of technical experience to process smoothly. During operation, technicians had to rely on experience to control the veneering temperature and the hand fitting force to veneer the wooden boxes well. Generally speaking, the production efficiency was not high, the quality was not stable enough, and the manufacturing cost was relatively high. Content of the Utility Model

[0003] In view of the above situation, in order to solve the problems existing in the above technology, the utility model provides an automatic veneering device for speaker wooden boxes, which is provided with a frame. One end of the frame is provided with a stepping motor and a speed reducer connected thereto. A left top plate member is arranged on the output shaft of the speed reducer. The other end of the frame is provided with a right top cylinder, and a right top plate member is arranged on the piston rod of the right top cylinder. The speaker wooden box to be veneered is clamped between the left top plate member and the right top plate member. A hot pressing roller is also arranged above the speaker wooden box.

[0004] According to an automatic veneering device for speaker wooden boxes of the present application, it is also provided with a secondary pressing cloth roll, a rear pressing strip and a winding roll. A wet cloth roll is wound on the secondary pressing cloth roll and is wound to the winding roll after being guided by the rear pressing strip. The frame is also provided with a rear pressing cylinder for driving the rear pressing strip to approach or leave the surface of the speaker wooden box to simulate the up-and-down rolling pressing of manual actions. The rear pressing strip is fixedly connected to the piston rod of the rear pressing cylinder through a connecting member.

[0005] According to an automatic veneering device for speaker wooden boxes of the present application, one end of the winding roll is also provided with a winding motor for driving the winding roll to rotate.

[0006] According to an automatic veneering device for speaker wooden boxes of the present application, guiding rounded corners are respectively arranged at the edges of the contact surface between the rear pressing strip and the wet cloth.

[0007] A plurality of water inlet holes are arranged along the length direction in the rear pressing strip. A plurality of water outlet holes communicated with the water inlet holes are arranged on the contact surface between the rear pressing strip and the wet cloth. The water inlet holes are connected with an external water delivery pipe.

[0008] Guiding rollers are respectively arranged on both sides of the rear pressing strip.

[0009] According to an automatic veneering device for speaker wooden boxes of the present application, it is also provided with two hot pressing roller brackets. The middle part of the hot pressing roller brackets is rotatably fixed to the frame. The two ends of the hot pressing roller are respectively rotatably connected to one end of the two hot pressing roller brackets. The other ends of the two hot pressing roller brackets are connected with a hot pressing roller flipping cylinder.

[0010] An automatic veneering device for a speaker wooden box according to the present application, a lifting fixture is further provided below the speaker wooden box, and a V-groove member for carrying the speaker wooden box is provided at the top of the lifting fixture.

[0011] An automatic veneering device for a speaker wooden box according to the present application, several lifting rods for driving the V-groove member to lift are provided below the V-groove member, and the bottom of the lifting rod is connected to a lifting cylinder or a lifting lead screw through a lifting connecting plate and is driven by the lifting cylinder or the lifting lead screw to lift.

[0012] After adopting the technology proposed by the present utility model, the automatic veneering device for a speaker wooden box according to the embodiments of the present utility model has the following beneficial effects: it can imitate the veneering action of manual work, the veneering temperature can be automatically controlled by the machine, the veneering pressure of the hot pressing roller can be automatically adjusted, and the temperature can also be set by the system. Thus, wooden boxes with stable quality can be produced under stable production capacity, and the manufacturing cost is reduced; moreover, the same machine can be compatible with the processing and veneering of wooden boxes of multiple specifications, improving the flexibility of production. Description of the Drawings

[0013] Figure 1 It is a front structural diagram of the automatic veneering device for a speaker wooden box according to the present application. For clear expression of the internal structure, some covers are removed or sectioned;

[0014] Figure 2 It is a rear sectional structural diagram of the automatic veneering device for a speaker wooden box according to the present application;

[0015] Figure 3 It is Figure 2 An enlarged view of part C of

[0016] In the figure,

[0017] Frame 1

[0018] Stepper motor 21

[0019] Reducer 22

[0020] Output shaft 221

[0021] Right top cylinder 23

[0022] Piston rod 231

[0023] Left top plate member 31

[0024] Right top plate member 32

[0025] Hot pressing roller 4

[0026] Hot pressing roller bracket 41

[0027] Hot pressing roller flipping cylinder 42

[0028] Lifting fixture 5

[0029] V-groove member 50

[0030] Lifting rod 51

[0031] Lifting connecting plate 52

[0032] Secondary press-fit cloth roll 61

[0033] Rear pressing strip 62

[0034] Water inlet hole 621

[0035] Rewinding roll 63

[0036] Rear press-fit cylinder 64

[0037] Rewinding motor 65

[0038] Wet cloth 66

[0039] Guide roller 67

[0040] Speaker wooden box 7 Detailed implementation manner

[0041] Hereinafter, various preferred implementation manners of the present utility model will be described with reference to the accompanying drawings. The following description with reference to the accompanying drawings is provided to assist in understanding the exemplary implementation manners of the present utility model defined by the claims and their equivalents. It includes various specific details for the purpose of assisting understanding, but they should only be regarded as exemplary. Therefore, those skilled in the art will recognize that various changes and modifications can be made to the implementation manners described herein without departing from the scope and spirit of the present utility model. Moreover, in order to make the description of the specification clearer and more concise, the detailed descriptions of well-known functions and structures in the art will be omitted.

[0042] As Figures 1 to 3 shown, an automatic skin pasting device for a speaker wooden box is provided with a frame 1. One end of the frame 1 is provided with a stepping motor 21 and a speed reducer 22 connected thereto. A left top plate member 31 is provided on the output shaft 221 of the speed reducer 22. The other end of the frame 1 is provided with a right top cylinder 23. A right top plate member 32 is provided on the piston rod 231 of the right top cylinder 23. The speaker wooden box 7 to be pasted with skin is clamped between the left top plate member 31 and the right top plate member 32. A hot pressing roller 4 is further provided above the speaker wooden box 7.

[0043] There is also a secondary pressing cloth roll 61, a rear pressing strip 62 and a material receiving roll 63. A wet cloth roll is wound on the secondary pressing cloth roll 61 and is wound around the material receiving roll 63 after being guided by the rear pressing strip 62. On the frame 1, there is also a rear pressing cylinder 64 for driving the rear pressing strip 62 to approach or leave the surface of the speaker wooden box 7 to simulate the up-and-down rolling pressure of manual operation. The rear pressing strip 62 is fixedly connected to the piston rod of the rear pressing cylinder 64 through a connecting member.

[0044] One end of the material receiving roll 63 is also provided with a material receiving motor 65 for driving the material receiving roll 63 to rotate.

[0045] Guide round corners are respectively provided at the edges of the contact surface between the rear pressing strip 62 and the wet cloth 66.

[0046] A number of water inlet holes 621 are provided in the rear pressing strip 62 along the length direction. A number of water outlet holes communicating with the water inlet holes 621 are provided on the contact surface between the rear pressing strip 62 and the wet cloth 66. The water inlet holes 621 are connected to an external water delivery pipe.

[0047] Guide rollers 67 are respectively provided on both sides of the rear pressing strip 62.

[0048] There are also two hot pressing roller brackets 41. The middle part of the hot pressing roller brackets 41 is rotatably fixed on the frame 1. Both ends of the hot pressing roller 4 are respectively rotatably connected to one end of the two hot pressing roller brackets 41. The other ends of the two hot pressing roller brackets 41 are connected with a hot pressing roller turning cylinder 42.

[0049] Below the speaker wooden box 7, there is also a lifting fixture 5. The top end of the lifting fixture 5 is provided with a V-shaped groove member 50 for carrying the speaker wooden box 7.

[0050] Below the V-shaped groove member 50, there are a number of lifting rods 51 for driving the V-shaped groove member 50 to lift. The bottom of the lifting rods 51 is connected with a lifting cylinder or a lifting lead screw through a lifting connecting plate 52 and is driven by the lifting cylinder or the lifting lead screw to lift.

[0051] For the automatic leather pasting device for the speaker wooden box according to the present application, its working method is as follows.

[0052] Put the speaker wooden box into the V-shaped groove member 50 on the lifting fixture, raise the V-shaped groove member 50 to the central position, and clamp the wooden box by the left top plate member 31 and the right top plate member 32. Manually position the leather on the wooden box, drive the wooden box to start rotating through the motor, after the hot pressing roller 4 is attached to the wooden box and pressed and rotated for leather pasting, the rear pressing cylinder 64 drives the rear pressing strip 62 to use the wet cloth to heat and imitate the up-and-down rolling pressure of manual operation. After the motor rotates one circle, the leather pasting of the wooden box is completed. The lifting fixture rises to catch the wooden box, the right top cylinder 23 retracts, and the speaker wooden box is taken out manually.

[0053] For the automatic veneering device of the speaker wooden box according to the present application, the heating of the hot pressing roller 4, the secondary pressing cloth roll 61 or the rear pressing strip 62 can adopt the hot pressing roller heating method in the prior art, and the driving of each cylinder is controlled by the existing driving technology, as long as the working method described in the present application can be realized.

[0054] The automatic veneering device of the speaker wooden box according to the present application can imitate the veneering action of manual work. The veneering temperature can be automatically controlled by the machine, the veneering pressure of the hot pressing roller can be automatically regulated, and the temperature can also be set by the system. Thus, wooden boxes with stable quality can be produced under stable production capacity, and the manufacturing cost is reduced; moreover, the same machine can be compatible with the veneering processing of wooden boxes of multiple specifications, improving the flexibility of production.

[0055] The above has introduced the present utility model in detail. Specific examples are used in this article to elaborate on the principle and implementation mode of the present utility model. The description of the above embodiments is only used to help understand the method and its core idea of the present utility model; at the same time, for those of ordinary skill in the art, according to the idea of the present utility model, there will be changes in the specific implementation mode and application scope. In summary, the content of this specification should not be construed as a limitation to the present utility model.

[0056] Through the description of the above embodiments, those skilled in the art can clearly understand that the present utility model is implementable. Of course, the situations listed above are only examples, and the present utility model is not limited thereto. Those skilled in the art should understand that according to other deformations or simplifications of the technical solution of the present utility model, they can be appropriately applied to the present utility model and should be included within the scope of the present utility model.

Claims

1. An automatic skinning device for a sound box wooden box, characterized in that: A frame (1) is provided, one end of the frame (1) is provided with a stepper motor (21) and a reducer (22) connected thereto, a left top plate component (31) is provided on the output shaft (221) of the reducer (22); the other end of the frame (1) is provided with a right top cylinder (23), a right top plate component (32) is provided on the piston rod (231) of the right top cylinder (23); a sound box wooden box (7) to be laminated is clamped and arranged between the left top plate component (31) and the right top plate component (32); a hot pressing roller (4) is also provided above the sound box wooden box (7).

2. The automatic skinning device for a sound box according to claim 1 is characterized in that: A secondary pressing cloth roll (61), a rear pressing strip (62) and a receiving roll (63) are also provided. A wet cloth roll is wound around the secondary pressing cloth roll (61) and is guided by the rear pressing strip (62) and then wound around the receiving roll (63). The frame (1) is also provided with a rear pressing cylinder (64) for driving the rear pressing strip (62) to approach or leave the surface of the sound box wooden box (7) to simulate human action to press up and down. The rear pressing strip (62) is connected and fixed to the piston rod of the rear pressing cylinder (64) through a connecting member.

3. The automatic skinning device for a sound box according to claim 2 is characterized in that: One end of the receiving reel (63) is also provided with a receiving motor (65) for driving the receiving reel (63) to rotate.

4. The automatic skinning device for a sound box according to claim 2 is characterized in that: The edges of the contact surfaces between the rear pressure strip (62) and the wet cloth (66) are respectively provided with guide fillets.

5. The automatic skinning device for a sound box according to claim 2 is characterized in that: The rear pressure strip (62) is provided with a plurality of water inlet holes (621) along the length direction, and the contact surface between the rear pressure strip (62) and the wet cloth (66) is provided with a plurality of water outlet holes connected with the water inlet holes (621), and the water inlet holes (621) are connected with an external water pipe.

6. The automatic skinning device for a sound box according to claim 2 is characterized in that: Guide rollers (67) are also provided on both sides of the rear pressure strip (62).

7. The automatic skinning device for a sound box according to claim 1 is characterized in that: Two hot pressing roller supports (41) are also provided, the middle part of the hot pressing roller supports (41) is relatively rotatably fixed on the frame (1), the two ends of the hot pressing roller (4) are respectively relatively rotatably connected to one end of the two hot pressing roller supports (41), and the other ends of the two hot pressing roller supports (41) are connected to a hot pressing roller turning cylinder (42).

8. The automatic skinning device for a sound box according to claim 1 is characterized in that: A lifting fixture (5) is also provided below the wooden speaker box (7), and a V-shaped groove component (50) for supporting the wooden speaker box (7) is provided at the top of the lifting fixture (5).

9. The automatic skinning device for a sound box according to claim 8, characterized in that: A plurality of lifting rods (51) for driving the V-shaped groove member (50) to be lifted or lowered are provided below the V-shaped groove member (50); a lifting cylinder or a lifting screw is connected to the bottom of the lifting rod (51) via a lifting connection plate (52) and is lifted or lowered by the lifting cylinder or the lifting screw.

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