Sewing machine for production of automobile audio wrapping fabric

Abstract

The utility model relates to the technical field of fabric production equipment, in particular to a sewing machine for producing an automobile audio coating fabric, which comprises a workbench, a sewing machine body arranged at the top end of the workbench, an auxiliary component arranged on the side face of the front end of the sewing machine body, and a traction device arranged at the bottom of the front end of the sewing machine body. The auxiliary assembly comprises a positioning block and a sliding rod, a movable hole is formed in the middle of the positioning block, the sliding rod is inserted into the movable hole, a mounting frame is fixed to the bottom end of the sliding rod, a driving wheel is arranged at the bottom end of the mounting frame, a middle table is fixed to the middle of the sliding rod, and a locking ring is arranged at the top end of the sliding rod. The driving wheel drives the sliding rod-middle table to move upwards, and then the spring structure is compressed through the positioning block to react on the driving wheel structure at the bottom end, so that the structure is in close contact with the fabric at the bottom end, the fabric is prevented from deviating, and the effect of reinforcing fixation is achieved.

Description

Technical Field

[0001] The utility model relates to the technical field of fabric production equipment, in particular to a sewing machine for producing automobile audio covering fabrics. Background Art

[0002] A knitting sewing machine is a machine used to sew knitted fabrics and is a common machine for producing knitted fabrics such as knitted sweaters and woolen sweaters. It includes a traditional circular machine (also called a sock knitting machine) and a high-speed needleless sewing machine, which are also applicable to the wrapping materials of automobile fabrics.

[0003] The existing wrapping fabrics generally rely on workers to use a sewing machine to complete this step. However, since the wrapping fabric is in an expanded state and has a large volume, it is not convenient to operate it with a sewing machine, which is time-consuming and laborious and affects production efficiency. Summary of the Utility Model

[0004] Technical Problem to be Solved

[0005] In view of the above-mentioned drawbacks of the prior art, the utility model provides a sewing machine for producing automobile audio covering fabrics, which can effectively solve the problem that the wrapping fabric with a large volume in the prior art is not suitable for manual operation.

[0006] To achieve the above object, the utility model is realized through the following technical solutions:

[0007] The utility model provides a sewing machine for producing automobile audio covering fabrics, including a workbench. A sewing machine body is arranged at the top end of the workbench. An auxiliary component is arranged on the front side of the sewing machine body. A traction device is arranged at the bottom of the front end of the sewing machine body. The auxiliary component includes a positioning block and a sliding rod. An activity hole is formed in the middle of the positioning block. The sliding rod is inserted into the activity hole. An installation frame is fixed at the bottom end of the sliding rod. A driving wheel is arranged at the bottom end of the installation frame. A middle platform is fixed in the middle of the sliding rod. A locking ring is arranged at the top end of the sliding rod. A spring is sleeved on the outer side of the sliding rod. The traction device includes a driving motor, a transmission rod, a transmission gear and a driving cylinder. The output end of the driving motor and the transmission rod are in power transmission through a chain. The transmission gear is sleeved at the tail end of the transmission rod. The transmission gear is meshed with the driving cylinder. The driving cylinder is in line contact with the driving wheel.

[0008] Further, the positioning block is provided with a groove structure in a penetrating manner, and the spring is arranged inside the groove.

[0009] Further, the installation frame is arranged at the bottom of the positioning block, and the two ends of the spring are respectively fixed to the middle platform and the positioning block.

[0010] Further, a positioning plate is provided at the bottom end of the workbench. The driving motor is fixedly connected through the positioning plate. The transmission rod is limited through the positioning plate. The driving cylinder is fixed to the bottom of the workbench through the positioning plate.

[0011] Further, the top end of the sliding rod is a threaded structure, and the locking ring is arranged at the top end of the positioning block.

[0012] Further, a vertical groove is formed at the top end of the workbench, and the top end of the driving cylinder protrudes out of the vertical groove.

[0013] The technical solution provided by the present utility model has the following beneficial effects compared with the known public technology:

[0014] With the auxiliary component provided by the present utility model, the user can process fabric materials of different thicknesses. When operating a thicker fabric, the driving wheel drives the sliding rod-middle platform to move upward, and then compresses the spring structure through the positioning block, reacting on the driving wheel structure at the bottom end, so that this structure is in close contact with the fabric at the bottom end, preventing the fabric from shifting and achieving the effect of strengthening fixation.

[0015] In this device, with the traction device provided, the driving motor at the bottom end can drive the transmission rod to rotate. The transmission rod drives the transmission gear to rotate, and finally the transmission gear drives the driving cylinder to rotate, driving the driving ring at the top end to rotate, realizing power transmission, driving fabrics of different thicknesses to move forward, and cooperating with the sewing machine body to sew the wrapped fabric. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for the description of the embodiments or the prior art. Obviously, the drawings in the following description are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can be obtained based on these drawings.

[0017] Figure 1 It is one of the structural schematic diagrams of the present utility model;

[0018] Figure 2 It is the second structural schematic diagram of the present utility model;

[0019] Figure 3 It is the structural schematic diagram of the sewing machine body and the traction device in the present utility model;

[0020] Figure 4 It is the structural exploded view of the auxiliary component in the present utility model.

[0021] The reference numerals in the figure respectively represent: 1, workbench; 2, sewing machine body; 3, auxiliary component; 31, positioning block; 311, movable hole; 32, mounting bracket; 33, slide bar; 34, middle platform; 35, spring; 36, locking ring; 37, driving wheel; 4, traction device; 41, driving motor; 42, transmission rod; 43, transmission gear; 44, positioning plate; 45, driving cylinder. Detailed implementation manners

[0022] To make the objectives, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are some but not all of the embodiments of the present utility model. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0023] The present utility model will be further described below with reference to the embodiments.

[0024] Embodiment: A sewing machine for producing wrapped fabrics for automotive audio systems, referring to the attached Figure 1 - attached Figure 4 , which includes a workbench 1, a sewing machine body 2 is arranged at the top of the workbench 1, an auxiliary component 3 is arranged on the front side surface of the sewing machine body 2, a traction device 4 is arranged at the bottom of the front end of the sewing machine body 2. The auxiliary component 3 includes a positioning block 31 and a slide bar 33. A movable hole 311 is formed in the middle of the positioning block 31, a slide bar 33 is inserted into the movable hole 311, an installation bracket 32 is fixed at the bottom end of the slide bar 33, a driving wheel 37 is arranged at the bottom end of the installation bracket 32, a middle platform 34 is fixed in the middle of the slide bar 33, a locking ring 36 is arranged at the top end of the slide bar 33, a spring 35 is sleeved outside the slide bar 33. The traction device 4 includes a driving motor 41, a transmission rod 42, a transmission gear 43 and a driving cylinder 45. Power is transmitted between the output end of the driving motor 41 and the transmission rod 42 through a chain. A transmission gear 43 is sleeved at the tail end of the transmission rod 42. The transmission gear 43 is in mesh with the driving cylinder 45. The driving cylinder 45 is in line contact with the driving wheel 37. By arranging the traction device 4, the driving motor 41 at the bottom end can drive the transmission rod 42 to rotate, the transmission rod 42 drives the transmission gear 43 to rotate, and finally the transmission gear 43 drives the driving cylinder 45 to rotate, driving the driving ring at the top end to rotate, realizing power transmission, driving fabrics of different thicknesses to move forward, and cooperating with the sewing machine body 2 to sew the wrapped fabrics.

[0025] The positioning block 31 is provided with a groove structure running through it, and the spring 35 is arranged inside the groove; the mounting bracket 32 is arranged at the bottom of the positioning block 31, and both ends of the spring 35 are respectively fixed to the middle platform 34 and the positioning block 31; a positioning plate 44 is arranged at the bottom end of the workbench 1, the driving motor 41 is fixedly connected through the positioning plate 44, the transmission rod 42 is limited through the positioning plate 44, and the driving cylinder 45 is fixed to the bottom of the workbench 1 through the positioning plate 44; the top end of the sliding rod 33 is a threaded structure, and a locking ring 36 is arranged at the top end of the positioning block 31; a vertical groove is formed at the top end of the workbench 1, and the top end of the driving cylinder 45 protrudes out of the vertical groove; through the arranged auxiliary assembly 3, the user can process fabric materials of different thicknesses. When operating a relatively thick fabric, the driving wheel 37 drives the sliding rod 33 - middle platform 34 to move upward, and then compresses the spring 35 structure through the positioning block 31, reacting on the driving wheel 37 structure at the bottom end, so that this structure is in close contact with the fabric at the bottom end, preventing the fabric from shifting and achieving the effect of strengthening the fixation.

[0026] The above embodiments are only used to illustrate the technical solutions of the present invention, rather than to limit it; although the present invention has been described in detail with reference to the foregoing embodiments, those of ordinary skill in the art should understand that: they can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent replacements on some of the technical features; and these modifications or replacements will not make the essence of the corresponding technical solutions deviate from the protection scope of the technical solutions of the various embodiments of the present invention.

Claims

1. A sewing machine for producing car audio covering fabrics, characterized in that: The invention comprises a workbench (1), wherein a suture machine body (2) is arranged at the top of the workbench (1), an auxiliary component (3) is arranged on the front side of the suture machine body (2), a traction device (4) is arranged at the front bottom of the suture machine body (2), the auxiliary component (3) comprises a positioning block (31) and a slide bar (33), a movable hole (311) is opened in the middle of the positioning block (31), the slide bar (33) is inserted in the movable hole (311), a mounting frame (32) is fixed at the bottom end of the slide bar (33), a driving wheel (37) is arranged at the bottom end of the mounting frame (32), and the slide bar (311) is provided with a plurality of movable holes (311). A middle platform (34) is fixed in the middle of the sliding rod (3), a locking ring (36) is arranged at the top end of the sliding rod (33), a spring (35) is sleeved on the outer side of the sliding rod (33), the traction device (4) comprises a driving motor (41), a transmission rod (42), a transmission tooth (43) and a driving cylinder (45), power is transmitted between the output end of the driving motor (41) and the transmission rod (42) through a chain, a transmission tooth (43) is sleeved on the tail end of the transmission rod (42), the transmission tooth (43) is meshed with the driving cylinder (45), and the driving cylinder (45) is in line contact with the driving wheel (37).

2. A sewing machine for producing car audio covering fabric according to claim 1, characterized in that: The positioning block (31) is provided with a slot structure extending therethrough, and the spring (35) is arranged on the inner side of the slot.

3. A sewing machine for producing car audio covering fabric according to claim 1, characterized in that: The mounting frame (32) is arranged at the bottom of the positioning block (31), and two ends of the spring (35) are respectively fixed to the middle platform (34) and the positioning block (31).

4. A sewing machine for producing car audio covering fabric according to claim 1, characterized in that: A positioning plate (44) is provided at the bottom end of the workbench (1), the driving motor (41) is fixedly connected via the positioning plate (44), the transmission rod (42) is limited by the positioning plate (44), and the driving cylinder (45) is fixed to the bottom of the workbench (1) via the positioning plate (44).

5. A sewing machine for producing car audio covering fabric according to claim 4, characterized in that: The top end of the sliding rod (33) is a threaded structure, and the locking ring (36) is arranged on the top end of the positioning block (31).

6. The sewing machine for producing car audio covering fabric according to claim 1, characterized in that: A vertical groove is formed at the top of the workbench (1), and the top of the driving cylinder (45) protrudes out of the vertical groove.

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