阅读说明：本技术 一种服装生产用缝纫机的吸风装置 (Air suction device of sewing machine for clothing production ) 是由 杨健 于 2021-08-17 设计创作，主要内容包括：本发明涉及服装生产技术领域,具体为一种服装生产用缝纫机的吸风装置,包括风吸筒,所述风吸筒的顶部固定安装有筒盖,所述筒盖的底部设置有滤网罩。该种服装生产用缝纫机的吸风装置,排气过程中可利用环绕主控电机表面涌动的气流快速带走电机表面的热量,提高电机散热效果,同时利用螺旋状的气道使气流形成涡流,并与气道内壁接触回旋冲击,使气流流速减缓,可有效避免高速气流造成的排放噪音,一定程度上缓解了排风管因排气产生的谐振,且推旋扇叶同步推动滤网罩旋转,并以此利用凸纹刮板将滤网罩表面的线头、碎布刮下落于集筒内,保持了抽排过程中滤网罩的高效通滤性的同时,无需停机清理、保证了加工效率。(The invention relates to the technical field of clothing production, in particular to an air suction device of a sewing machine for clothing production. This kind of sewing machine's device that induced drafts for clothing production, the usable air current that surges around the master control motor surface of exhaust in-process takes away the heat on motor surface fast, the motor radiating effect is improved, utilize spiral helicine air flue to make the air current form the vortex simultaneously, and with the air flue inner wall contact impact of circling round, make the air current velocity of flow slow down, can effectively avoid the noise emission that high-speed air current caused, the resonance of exhaust pipe because of the exhaust production has been alleviated to a certain extent, and it is rotatory to push away the fan blade and promote the screen panel in step, and utilize the end of a thread on screen panel surface with this, the rag is scraped and is fallen in a set section of thick bamboo, when having kept the high-efficient general filtration nature of pump drainage in-process screen panel, need not to shut down the clearance, machining efficiency has been guaranteed.)

1. The utility model provides a clothing production is with sewing machine's device that induced drafts, includes a wind section of thick bamboo (1), its characterized in that: the top of the air suction cylinder (1) is fixedly provided with a cylinder cover (2), the bottom of the cylinder cover (2) is provided with a filter screen cover (3), and the top of the cylinder cover (2) is provided with an air suction mechanism (4) matched with the filter screen cover (3);

the surface of the barrel cover (2) is provided with a communicating port (5) matched with the filter screen cover (3) and the air suction mechanism (4), and the side wall inside the air suction barrel (1) is provided with an anti-blocking mechanism (6) matched with the filter screen cover (3).

2. The suction device of the sewing machine for garment production according to claim 1, characterized in that: the air suction mechanism (4) comprises a top cover (401), the top cover (401) is fixedly installed at the top of the barrel cover (2), a noise reduction sleeve (402) is fixedly installed inside the top cover (401), a main control motor (403) is fixedly installed inside the noise reduction sleeve (402), the top end of a rotating shaft of the main control motor (403) is rotatably connected to the barrel cover (2), and a suction fan blade (404) matched with the filter screen cover (3) is fixedly sleeved on the surface of the rotating shaft of the main control motor (403);

the inner wall of the noise reduction sleeve (402) is provided with a spiral air passage (405) matched with the main control motor (403), the surfaces of the top cover (401) and the cylinder cover (2) are provided with exhaust pipes (406), and one end of each exhaust pipe (406) is fixedly inserted on the top cover (401) and communicated with the spiral air passage (405);

air intake (407) have been seted up to the side on overhead guard (401) surface, the top surface of cover (2) and with air intake (407) department fixed mounting have controller (408), controller (408) are connected with main control motor (403) electricity, be provided with on the top surface of cover (2) and suction fan leaf (404) with controller (408) and matched with dust keeper (409).

3. The suction device of the sewing machine for garment production according to claim 2, characterized in that: the dustproof device (409) comprises a dustproof cover (40901), the dustproof cover (40901) is fixedly mounted on the top surface of the barrel cover (2) and is annularly covered on the controller (408), guide grooves (40902) are symmetrically formed in the top surface of the barrel cover (2) along the dustproof cover (40901), sliding seats (40903) are connected in the two guide grooves (40902) in a sliding manner, push springs (40904) are arranged in the guide grooves (40902), and two ends of each push spring (40904) are fixedly connected with the guide grooves (40902) and the sliding seats (40903) respectively;

the top of the sliding seat (40903) is fixedly connected with magnetic vertical arms (40905), the surfaces of the two magnetic vertical arms (40905) are fixedly connected with hairbrushes (40906) matched with dust covers (40901), the two magnetic vertical arms (40905) are fixedly connected through connecting rods (40907), and the outer side of the surface of the suction fan blade (404) is fixedly connected with magnetic strips (40908) matched with the magnetic vertical arms (40905).

4. The suction device of the sewing machine for garment production according to claim 1, characterized in that: prevent that jam mechanism (6) are including pushing away fan blade (601) soon, push away fan blade (601) fixed mounting in the bottom of screen panel (3) soon, and screen panel (3) rotate and connect on cover (2), one side fixedly connected with of an air suction section of thick bamboo (1) inner wall and screen panel (3) matched with collection section of thick bamboo (602), the relief scraper blade (603) that the rear portion fixedly connected with of collection section of thick bamboo (602) end department and screen panel (3) were laminated mutually.

5. The suction device of the sewing machine for garment production according to claim 2, characterized in that: and side covers matched with the controller (408) are fixedly connected to the surfaces of the top cover (401) and the barrel cover (2).

6. The suction device of the sewing machine for garment production according to claim 2, characterized in that: the outer end of the exhaust pipe (406) is fixedly arranged on the surface of the cylinder cover (2) through a pipe clamp.

7. The suction device of the sewing machine for garment production according to claim 4, characterized in that: and a bearing is embedded at the joint of the filter screen cover (3) and the cylinder cover (2).

8. The suction device of the sewing machine for garment production according to claim 4, characterized in that: the surface of the air suction tube (1) is provided with a trash discharging port matched with the collecting tube (602), and a sealing door is hinged in the trash discharging port.

Technical Field

The invention relates to the technical field of clothing production, in particular to an air suction device of a sewing machine for clothing production.

Background

The dust collecting device that induced drafts is among the sewing machine and one of its important additional set, be used for collecting impurity such as end of a thread and rag, current sewing machine induced draft device divides pneumatics and electronic two kinds, the mounting of pneumatic structure is complicated, the cost is higher, and the suction is adjusted the degree of difficulty great, if induced draft device suction is too big at the sewing in-process, easily with the end of a thread after the trimming suction scattered, cause the suture insecure, if suction is little, the inlet scoop is plugged up easily to the line pigtail, so electronic equipment of induced drafting often more receives the favor in the in-service use.

The prior patent (publication number: CN109778450A) discloses an electric air suction cylinder device of a sewing machine, belonging to the technical field of sewing machines. It has solved the current not good problem of electronic draft fan device to inhaling fan motor radiating effect. The electric air suction cylinder device comprises a cylinder body and an upper cover assembly, wherein the cylinder body is internally provided with a cavity, the upper cover assembly comprises an upper cover plate, a filter screen cover and a driver assembly, and a suction pipe communicated with the cavity is arranged on the upper cover plate. The inventor finds that the prior art has the following problems in the process of realizing the utility model: 1. the motor of the existing equipment is arranged in a closed cavity, so that heat dissipation is difficult in practical use, and the direct exhaust of airflow can generate larger noise and equipment resonance; 2. the controller positioned at the air inlet is easy to be stuck with dust wadding to influence safety; 3. the filtering performance of a filter screen for filtering thread ends and broken cloth in the equipment is linearly reduced, and the equipment needs to be stopped and cleaned regularly.

In view of this, we propose an air suction device of sewing machine for garment production.

Disclosure of Invention

The invention aims to provide an air suction device of a sewing machine for clothing production, which aims to solve the problems that a motor is poor in heat dissipation, a controller is easy to stick dust wadding and the like in the background technology. In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a clothing production is with device that induced drafts of sewing machine, includes a wind suction cylinder, the top fixed mounting of wind suction cylinder has the cover, the bottom of cover is provided with the screen panel, and the top of cover is provided with and inhales the mechanism with screen panel matched with wind.

The surface of the barrel cover is provided with a communication port matched with the filter screen cover and the air suction mechanism, and the side wall inside the air suction barrel is provided with an anti-blocking mechanism matched with the filter screen cover.

Preferably, the air suction mechanism comprises a top cover, the top cover is fixedly installed at the top of the barrel cover, the top cover is fixedly installed inside the barrel cover and provided with a noise reduction sleeve, the main control motor is fixedly installed inside the noise reduction sleeve, the top end of the main control motor rotating shaft is rotatably connected onto the barrel cover, and the surface of the main control motor rotating shaft is fixedly sleeved with an air suction fan blade matched with the filter screen cover.

The inner wall of the noise reduction sleeve is provided with a spiral air passage matched with the main control motor, the surfaces of the top cover and the cylinder cover are provided with exhaust pipes, and one end of each exhaust pipe is fixedly inserted on the top cover and communicated with the spiral air passage.

The side on top cover surface has seted up the air intake, the top surface of cover and with air intake department fixed mounting have the controller, the controller is connected with the main control motor electricity, be provided with on the top surface of cover and the induced draft fan leaf with controller and matched with dust keeper.

Preferably, the dust-proof device comprises a dust cover, the dust cover is fixedly installed on the top surface of the barrel cover and is annularly covered on the controller, guide grooves are symmetrically formed in the top surface of the barrel cover and along the dust cover, a sliding seat is slidably connected inside the guide grooves, a push spring is arranged inside the guide grooves, and two ends of the push spring are respectively fixedly connected with the guide grooves and the sliding seat.

The top fixedly connected with magnetism of slide erects the arm, two the equal fixedly connected with in surface of magnetism perpendicular arm and dust cover matched with brush, and two magnetism erect the arm and pass through connecting rod fixed connection, the outside fixedly connected with on suction fan blade surface erects arm matched with magnetic stripe with magnetism.

Preferably, the anti-clogging mechanism comprises a pushing rotating fan blade, the pushing rotating fan blade is fixedly installed at the bottom of the filter screen cover, the filter screen cover is connected to the barrel cover in a rotating mode, one side of the inner wall of the air suction barrel is fixedly connected with a collecting barrel matched with the filter screen cover, and the rear portion of the end of the collecting barrel is fixedly connected with a convex pattern scraper blade attached to the filter screen cover.

Preferably, the top cover and the surface of the cylinder cover are fixedly connected with side covers matched with the controller.

Preferably, the outer end of the exhaust pipe is fixedly arranged on the surface of the cylinder cover through a pipe clamp.

Preferably, a bearing is embedded at the joint of the filter screen cover and the cylinder cover.

Preferably, the surface of the air suction tube is provided with a trash discharging opening matched with the collecting tube, and a sealing door is hinged in the trash discharging opening.

Compared with the prior art, the invention has the beneficial effects that:

in the invention, the air pumped by the suction fan blade is led into the spiral air passage in the top cover and is exhausted by the exhaust pipe, so that the heat on the surface of the motor can be quickly taken away by utilizing the airflow surging around the surface of the main control motor in the exhaust process, the heat dissipation effect of the motor is improved, meanwhile, the airflow forms vortex by utilizing the spiral air passage and contacts with the inner wall of the air passage to carry out rotary impact, the flow velocity of the airflow is reduced, the exhaust noise caused by high-speed airflow can be effectively avoided, and the resonance of the exhaust pipe caused by exhaust is relieved to a certain extent.

According to the dust-proof device, dust is blocked on the surface of the controller through the dust-proof cover, and the suction fan blade rotates to perform suction and exhaust, the magnetic vertical arm and the sliding seat are intermittently drawn by the magnetic strip on the outer side to guide the inner compression push spring to move, and then the push spring is pushed back to the original position, so that the dust-proof cover surface is cleaned through the hairbrush in a reciprocating sliding manner, dust flocks can be effectively prevented from blocking the dust-proof cover, the suction and exhaust are performed synchronously, and the whole operation is free from manual intervention.

According to the invention, when the air suction mechanism performs pumping drainage, the air flow moves from bottom to top, so that the pushing and rotating fan blades synchronously push the filter screen cover to rotate, and the thread ends and the crushed cloth on the surface of the filter screen cover are scraped down in the collecting cylinder by using the convex pattern scraper plate, so that the efficient filter performance of the filter screen cover in the pumping drainage process is maintained, meanwhile, the filter screen cover does not need to be stopped for cleaning, and the processing efficiency is ensured.

Drawings

FIG. 1 is a schematic perspective view of the present invention;

FIG. 2 is a front sectional view of the present invention;

FIG. 3 is an enlarged view taken at A in FIG. 2 according to the present invention;

FIG. 4 is an enlarged view taken at B in FIG. 2 according to the present invention;

FIG. 5 is a front cross-sectional view of the noise reduction sleeve of FIG. 2 according to the present invention;

fig. 6 is a partial top sectional view of the present invention.

In the figure: 1. a wind suction cylinder; 2. a cylinder cover; 3. a filter screen cover; 4. a wind suction mechanism; 401. a top cover; 402. a noise reduction sleeve; 403. a master control motor; 404. an intake fan blade; 405. a helical air passage; 406. an exhaust duct; 407. an air inlet; 408. a controller; 409. a dust-proof device; 40901. a dust cover; 40902. a guide groove; 40903. a slide base; 40904. pushing a spring; 40905. a magnetic vertical arm; 40906. a brush; 40907. a connecting rod; 40908. a magnetic strip; 5. a communication port; 6. an anti-jamming mechanism; 601. pushing and rotating fan blades; 602. collecting a cylinder; 603. relief scrapers.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by workers skilled in the art without any inventive work based on the embodiments of the present invention, are within the scope of the present invention.

Referring to fig. 1 to 6, the present invention provides a technical solution: an air suction device of a sewing machine for clothing production comprises an air suction cylinder 1, wherein the air suction cylinder 1 is arranged on the sewing machine when in use, the bottom of the air suction cylinder 1 corresponds to a suction position, a cylinder cover 2 is fixedly arranged at the top of the air suction cylinder 1, the cylinder cover 2 and the air suction cylinder 1 are locked through screws or are buckled through metal buckles, a user can conveniently disassemble and assemble the air suction device, a filter screen cover 3 is arranged at the bottom of the cylinder cover 2, and an air suction mechanism 4 matched with the filter screen cover 3 is arranged at the top of the cylinder cover 2;

the surface of the barrel cover 2 is provided with a communication port 5 matched with the filter screen cover 3 and the air suction mechanism 4, the air suction mechanism 4 sucks the thread ends and the rag from the bottom of the air suction barrel 1 by sucking air through the communication port 5, the thread ends and the rag are filtered in the air suction barrel 1 by the filter screen cover 3, meanwhile, the air is discharged from the communication port 5, and the side wall inside the air suction barrel 1 is provided with an anti-blocking mechanism 6 matched with the filter screen cover 3.

In this embodiment, as shown in fig. 1, fig. 2, fig. 3, fig. 5, and fig. 6, the air suction mechanism 4 includes a top cover 401, the top cover 401 is fixedly installed on the top of the cylinder cover 2, a noise reduction sleeve 402 is fixedly installed inside the top cover 401, a main control motor 403 is fixedly installed inside the noise reduction sleeve 402, the top end of a rotating shaft of the main control motor 403 is rotatably connected to the cylinder cover 2, a suction fan blade 404 matched with the filter screen cover 3 is fixedly sleeved on the surface of the rotating shaft of the main control motor 403, and the main control motor 403 starts to drive the suction fan blade to rotate, i.e., to generate pumping from bottom to top, so as to achieve the above-mentioned air suction;

the inner wall of the noise reduction sleeve 402 is provided with a spiral air passage 405 matched with the main control motor 403, the spiral air passage 405 is of a semi-open structure, the surface of the main control motor 403 is exposed in the air passage, the surfaces of the top cover 401 and the cylinder cover 2 are provided with an exhaust pipe 406, one end of the exhaust pipe 406 is fixedly inserted on the top cover 401 and is communicated with the spiral air passage 405, and air pumped out by the suction fan blade 404 enters the spiral air passage 405 in the top cover 401 and is exhausted by the exhaust pipe 406;

an air inlet 407 is formed in the side edge of the surface of the top cover 401, a controller 408 is fixedly mounted on the top surface of the cylinder cover 2 and the air inlet 407, the controller 408 is electrically connected with the main control motor 403, and a dust-proof device 409 matched with the controller 408 is arranged on the top surface of the cylinder cover 2 and the suction fan blade 404.

In this embodiment, as shown in fig. 1, 2, 3, and 6, the dust-proof device 409 includes a dust cover 40901, the dust cover 40901 is fixedly mounted on the top surface of the cylinder cover 2 and annularly covers the controller 408, so that the controller 408 is ensured to obtain good heat dissipation at the air inlet 407 while avoiding potential safety hazards caused by external dust flocks sticking on the surface of the controller 408, guide grooves 40902 are symmetrically formed on the top surface of the cylinder cover 2 along the dust cover 40901, a sliding seat 40903 is slidably connected inside the two guide grooves 40902, a push spring 40904 is arranged inside the guide groove 40902, and two ends of the push spring 40904 are respectively and fixedly connected with the guide grooves 40902 and the sliding seat 40903;

the top of the sliding seat 40903 is fixedly connected with a magnetic vertical arm 40905, the surfaces of the two magnetic vertical arms 40905 are fixedly connected with a brush 40906 matched with the dust cover 40901, the two magnetic vertical arms 40905 are fixedly connected through a connecting rod 40907, the outer side of the surface of the suction fan blade 404 is fixedly connected with a magnetic strip 40908 matched with the magnetic vertical arm 40905, and in the rotating and exhausting process of the suction fan blade 404, the magnetic vertical arm 40905 and the sliding seat 40903 are guided by the outer magnetic strip 40908 to compress the push spring 40904 for displacement and then pushed back to the original position by the push spring 40904, so that the surface of the dust cover 40901 can be cleaned through the brush 40906 in a reciprocating sliding manner.

In this embodiment, as shown in fig. 2 and 4, the anti-clogging mechanism 6 includes a rotation pushing blade 601, the rotation pushing blade 601 is fixedly installed at the bottom of the filter screen cover 3, and the filter screen cover 3 is rotatably connected to the barrel cover 2, one side of the inner wall of the air suction barrel 1 is fixedly connected to a collecting barrel 602 matched with the filter screen cover 3, a relief scraper 603 attached to the filter screen cover 3 is fixedly connected to the rear portion of the end of the collecting barrel 602, the air flow moves from bottom to top when the air suction mechanism 4 exhausts, while ensuring the filtering thread and the rag of the filter screen cover 3, the filter screen cover 3 can be synchronously pushed to rotate by the rotation pushing blade 601, and the thread and the rag on the surface of the filter screen cover 3 can be scraped down into the collecting barrel 602 by the relief scraper 603.

In this embodiment, as shown in fig. 1, fig. 2, fig. 3, and fig. 6, the top cover 401 and the surface of the cover 2 are fixedly connected with a side cover matched with the controller 408, so as to avoid the controller 408 from being collided with by foreign objects in the using process, and improve the use safety.

In this embodiment, as shown in fig. 1 and fig. 2, the outer end of the exhaust pipe 406 is fixedly mounted on the surface of the cylinder cover 2 through a pipe clamp, so that the position of the exhaust pipe 406 can be limited, and the resonance of the exhaust pipe 406 driven in the exhaust process can be reduced.

In this embodiment, as shown in fig. 2 and 4, a bearing is embedded at a joint of the strainer cover 3 and the cylinder cover 2, and the bearing can effectively reduce the friction coefficient of the strainer cover 3 during the movement process, so that the rotation accuracy of the strainer cover can be ensured while the position is limited.

In this embodiment, as shown in fig. 2 and 4, the surface of the wind suction barrel 1 is provided with an impurity discharging port matched with the collecting barrel 602, and a sealing door is hinged in the impurity discharging port for cleaning the thread ends and the rags removed from the discharging filter screen cover 3.

The use method and the advantages of the invention are as follows: when the air suction device of the sewing machine for clothing production is used for air suction and exhaust, the working process is as follows:

as shown in fig. 1, fig. 2, fig. 3, fig. 4, fig. 5 and fig. 6, firstly, the air suction tube 1 is installed on the sewing machine, the bottom of the air suction tube corresponds to the suction position, the main control motor 403 is started to drive the adsorption fan blades to rotate, so as to generate suction and exhaust from bottom to top, the communication port 5 is used to suck the thread ends and the rags from the bottom of the air suction tube 1 through the suction air, the thread ends and the rags are filtered in the air suction tube 1 by the filter screen 3, meanwhile, the air is exhausted from the communication port 5, the air pumped by the suction fan blades 404 enters the spiral air passage 405 in the top cover 401 and is exhausted by the exhaust pipe 406, the air flow surging around the surface of the main control motor 403 can be used to quickly take away the heat on the surface of the motor in the exhaust process, the heat dissipation effect of the motor is improved, meanwhile, the air flow forms a vortex by the spiral air passage and contacts with the inner wall of the air passage to impact in a circle, so as to slow down the flow rate of the air flow, the exhaust noise caused by high-speed airflow can be effectively avoided, the resonance of the exhaust pipe 406 due to exhaust is relieved to a certain extent, and in the process of rotary pumping and exhausting of the suction fan blade 404, the magnetic vertical arm 40905 and the sliding seat 40903 can be intermittently pulled by the magnetic strip 40908 on the outer side to guide and compress the push spring 40904 to displace, and then the push spring 40904 pushes the dust cover 40901 back to the original position, so that the surface of the dust cover 40901 can be cleaned through the brush 40906 in a reciprocating sliding manner, the dust wadding can be effectively prevented from blocking the dust cover 40901, the pumping and cleaning can be synchronously carried out, the whole operation does not need manual intervention, meanwhile, the airflow moves from bottom to top when the air suction mechanism 4 pumps and exhausts, the filter screen cover 3 can be synchronously pushed to rotate by the push rotary fan blade 601 while the filter screen heads and the crushed cloth are filtered by the filter screen cover 3, and the line heads and the crushed cloth on the surface of the filter screen cover 3 can be scraped to fall into the collecting barrel 602 by the convex pattern scraper 603, and the high-efficiency filter screen cover 3 in the pumping and exhausting process is kept, the machine does not need to be stopped for cleaning, and the processing efficiency is ensured.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, and the preferred embodiments of the present invention are described in the above embodiments and the description, and are not intended to limit the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.