阅读说明：本技术 一种自动修剪裤腿的设备 (Equipment for automatically trimming trouser legs ) 是由 陈发益 于 2020-05-29 设计创作，主要内容包括：本发明公开了一种自动修剪裤腿的设备,包括转动台,所述转动台上设有翻折机构,所述翻折机构包括以转动台为中心,设有四个第一滑轨,所述转动台上内设有滑槽,所述第一滑轨靠近所述转动台端固定设有第一滑块支架,所述第一滑块支架靠近所述转动台端固定设有第一滑块,本发明可以对需要修剪长度的裤子自动修剪,而且修剪完之后,可以自动的对修剪完的裤子进行裤脚的缝合,全程由机器自动进行,无需劳动人员的手动参与,降低了劳动人员的体力的支出,还降低了劳动人员的技能要求。(The invention discloses equipment for automatically trimming trouser legs, which comprises a rotating table, wherein a turnover mechanism is arranged on the rotating table, the turnover mechanism comprises four first sliding rails which are arranged by taking the rotating table as the center, a sliding groove is arranged in the rotating table, a first sliding block bracket is fixedly arranged on the first sliding rail close to the end of the rotating table, and a first sliding block is fixedly arranged on the first sliding block bracket close to the end of the rotating table.)

1. The utility model provides an automatic prune equipment of trouser legs, includes the rotation platform, its characterized in that: the turning table is provided with a turning mechanism, the turning mechanism comprises four first slide rails which are arranged by taking the turning table as the center, a chute is arranged in the turning table, a first slide block bracket is fixedly arranged at the end of the first slide rail close to the turning table, a first slide block is fixedly arranged at the end of the first slide block bracket close to the turning table, the first slide block is in sliding connection with the chute, a first motor is fixedly arranged on the left end surface of the turning table and controls a first motor shaft, a first gear is fixedly arranged at the left end of the first motor shaft, a second gear is fixedly arranged on the left end surface of the first slide rail and is in meshing connection with the first gear, a second motor is fixedly arranged on the first slide rail and controls a second motor shaft to rotate, a second slide block is slidably arranged on the first slide rail, and the second motor shaft is in threaded connection with the second slide block, a hydraulic cylinder is fixedly arranged at the end, away from the rotating table, of the second sliding block, the hydraulic cylinder controls a hydraulic ejector rod to move, a support plate support is fixedly arranged at the end, away from the rotating table, of the hydraulic ejector rod, a support plate is fixedly arranged at the right end of the support plate support, the second motor is started to drive a second motor shaft to rotate, and the second sliding block is driven to move rightwards through threaded connection between the second motor shaft and the second sliding block; the turning table is provided with a turning mechanism, the turning mechanism comprises four first slide rails which are arranged by taking the turning table as the center, a chute is arranged in the turning table, a first slide block bracket is fixedly arranged at the end of the first slide rail close to the turning table, a first slide block is fixedly arranged at the end of the first slide block bracket close to the turning table, the first slide block is in sliding connection with the chute, a first motor is fixedly arranged on the left end surface of the turning table and controls a first motor shaft, a first gear is fixedly arranged at the left end of the first motor shaft, a second gear is fixedly arranged on the left end surface of the first slide rail and is in meshing connection with the first gear, a second motor is fixedly arranged on the first slide rail and controls a second motor shaft to rotate, a second slide block is slidably arranged on the first slide rail, and the second motor shaft is in threaded connection with the second slide block, a hydraulic cylinder is fixedly arranged at the end, away from the rotating table, of the second sliding block, the hydraulic cylinder controls a hydraulic ejector rod to move, a support plate support is fixedly arranged at the end, away from the rotating table, of the hydraulic ejector rod, a support plate is fixedly arranged at the right end of the support plate support, the second motor is started to drive a second motor shaft to rotate, and the second sliding block is driven to move rightwards through threaded connection between the second motor shaft and the second sliding block; the sewing machine is characterized in that the sewing mechanism is arranged on the left side of the rotating table, the cutting mechanism comprises a placement block, a placement cavity is formed in the placement block, a fourth motor is fixedly arranged on the inner wall of the right side of the placement cavity, a fourth motor is controlled by the fourth motor to rotate, a third sliding rail is fixedly arranged between the inner walls of the left side and the right side of the placement cavity, the third sliding rail is arranged on the upper side of the fourth motor shaft, a fourth sliding block is arranged on the third sliding rail in a sliding mode, the fourth motor shaft is connected with the fourth sliding block through threads, a fifth motor is fixedly arranged on the right end face of the fourth sliding block, the fifth motor is controlled by the fifth motor to rotate, and the fifth motor shaft is fixedly connected.

2. The apparatus for automatically trimming the legs of pants according to claim 1, wherein: the turnover mechanism further comprises a turbine cavity, a turbine is fixedly arranged on the inner wall of the lower side of the turbine cavity, a sixth motor cavity is arranged in the turbine, a sixth motor is fixedly arranged on the inner wall of the lower side of the sixth motor cavity, a sixth motor shaft is controlled by the sixth motor to rotate, a fan cavity is formed in the turbine, the upper side of the sixth motor cavity is provided with the fan cavity, the sixth motor shaft penetrates through the sixth motor cavity and the fan cavity, a fan support is fixedly arranged at the upper end of the sixth motor shaft, four fans are fixedly arranged on the fan support, an air bag is fixedly arranged on the rotating table, an air bag support is fixedly arranged on the air bag, and the turbine is connected with the air bag through an air pipe.

3. The apparatus for automatically trimming the legs of pants according to claim 1, wherein: the cutting mechanism further comprises a cutting machine shell, the cutting machine shell is fixedly connected with the left end face of the third gear, a seventh motor cavity with an opening facing left is arranged in the cutting machine shell, a seventh motor is fixedly arranged on the inner wall of the lower side of the seventh motor cavity, the seventh motor controls a seventh motor shaft to rotate, a fourth sliding rail is fixedly arranged between the inner wall of the upper side and the inner wall of the lower side of the seventh motor cavity, a fifth sliding block is arranged on the fourth sliding rail in a sliding mode, the fifth sliding block is connected with the seventh motor shaft through threads, an eighth motor is fixedly arranged on the left end face of the fifth sliding block, the eighth motor controls an eighth motor shaft to rotate, and a cutting blade is fixedly arranged at the left end of the eighth motor shaft.

4. The apparatus for automatically trimming the legs of pants according to claim 1, wherein: the sewing mechanism also comprises a sewing machine which is fixedly connected with the right end face of the mounting block, a sewing machine cavity is arranged in the sewing machine, a ninth motor is fixedly arranged on the inner wall of the left side of the sewing machine cavity, the ninth motor controls the rotation of a ninth motor shaft, a fifth sliding rail is fixedly arranged on the end surface of the right side of the sewing machine cavity, a sixth sliding block is arranged on the fifth sliding rail in a sliding manner, a sewing needle bracket is fixedly arranged at the left end of the sixth sliding block, a sixth sliding rail is fixedly arranged at the left end of the third motor, a seventh sliding block is arranged on the sixth sliding rail in a sliding manner, a seventh slide block shaft is fixedly arranged on the left end surface of the seventh slide block, the seventh slide block shaft is rotationally connected with the ninth motor shaft through a connecting rod, the sewing needle support lower extreme is fixed to be equipped with the sewing needle, settle a fixed sewing plate that is equipped with of right-hand member face, the sewing plate is in the sewing machine downside.

Technical Field

The invention relates to the field of cloth processing, in particular to equipment for automatically trimming trouser legs.

Background

The trousers need to be cut with the cloth of unnecessary length in the production manufacturing process, that is the cutting of bottom of a trouser leg cloth, and the current bottom of a trouser leg pruning in-process needs the participation of staff to process, and also needs training staff's skill, because the staff is manual, the pruning of trousers still can produce the error.

Disclosure of Invention

The invention aims to provide equipment for automatically trimming trouser legs, which overcomes the defects of inconvenience in processing the conventional trouser legs and the like.

The invention is realized by the following technical scheme.

The invention relates to equipment for automatically trimming trouser legs, which comprises a rotating table, wherein a turnover mechanism is arranged on the rotating table, the turnover mechanism comprises four first slide rails which are arranged by taking the rotating table as the center, a slide groove is arranged in the rotating table, a first slide block bracket is fixedly arranged at the position, close to the rotating table end, of each first slide rail, a first slide block is fixedly arranged at the position, close to the rotating table end, of each first slide block bracket, each first slide block is connected with the slide groove in a sliding manner, a first motor is fixedly arranged on the left end surface of the rotating table, the first motor controls a first motor shaft, a first gear is fixedly arranged at the left end of the first motor shaft, a second gear is fixedly arranged on the left end surface of each first slide rail, the second gear is connected with the first gear in a meshing manner, a second motor is fixedly arranged on the first slide rail, and the second motor controls the second motor shaft, a second sliding block is arranged on the first sliding rail in a sliding mode, a second motor shaft is connected with the second sliding block through threads, a hydraulic cylinder is fixedly arranged at the end, away from the rotating table, of the second sliding block, the hydraulic cylinder controls a hydraulic ejector rod to move, a supporting plate support is fixedly arranged at the end, away from the rotating table, of the hydraulic ejector rod, a supporting plate support is fixedly arranged at the right end of the supporting plate support, the second motor is started to drive the second motor shaft to rotate, and the second sliding block is driven to move rightwards through threaded connection of the second motor shaft and the second sliding block; the turning table is provided with a turning mechanism, the turning mechanism comprises four first slide rails which are arranged by taking the turning table as the center, a chute is arranged in the turning table, a first slide block bracket is fixedly arranged at the end of the first slide rail close to the turning table, a first slide block is fixedly arranged at the end of the first slide block bracket close to the turning table, the first slide block is in sliding connection with the chute, a first motor is fixedly arranged on the left end surface of the turning table and controls a first motor shaft, a first gear is fixedly arranged at the left end of the first motor shaft, a second gear is fixedly arranged on the left end surface of the first slide rail and is in meshing connection with the first gear, a second motor is fixedly arranged on the first slide rail and controls a second motor shaft to rotate, a second slide block is slidably arranged on the first slide rail, and the second motor shaft is in threaded connection with the second slide block, a hydraulic cylinder is fixedly arranged at the end, away from the rotating table, of the second sliding block, the hydraulic cylinder controls a hydraulic ejector rod to move, a support plate support is fixedly arranged at the end, away from the rotating table, of the hydraulic ejector rod, a support plate is fixedly arranged at the right end of the support plate support, the second motor is started to drive a second motor shaft to rotate, and the second sliding block is driven to move rightwards through threaded connection between the second motor shaft and the second sliding block; the sewing machine is characterized in that the sewing mechanism is arranged on the left side of the rotating table, the cutting mechanism comprises a placement block, a placement cavity is formed in the placement block, a fourth motor is fixedly arranged on the inner wall of the right side of the placement cavity, a fourth motor is controlled by the fourth motor to rotate, a third sliding rail is fixedly arranged between the inner walls of the left side and the right side of the placement cavity, the third sliding rail is arranged on the upper side of the fourth motor shaft, a fourth sliding block is arranged on the third sliding rail in a sliding mode, the fourth motor shaft is connected with the fourth sliding block through threads, a fifth motor is fixedly arranged on the right end face of the fourth sliding block, the fifth motor is controlled by the fifth motor to rotate, and the fifth motor shaft is fixedly connected.

Preferably, turn over a mechanism and still include the turbine chamber, the fixed turbine that is equipped with of turbine chamber downside inner wall, be equipped with the sixth motor chamber in the turbine, the fixed sixth motor that is equipped with of sixth motor chamber downside inner wall, sixth motor control sixth motor shaft rotates, be equipped with fan chamber in the turbine, fan chamber is in sixth motor chamber upside, the sixth motor shaft runs through sixth motor chamber with fan chamber, the fixed fan support that is equipped with in sixth motor shaft upper end, four fixed fans on the fan support, it is equipped with the gasbag to rotate the bench fixed, fixed gasbag support on the gasbag, be connected through the tuber pipe between turbine and the gasbag.

Preferably, the cutting mechanism further comprises a cutter housing, the cutter housing is fixedly connected with the left end face of the third gear, a seventh motor cavity with an opening facing left is arranged in the cutter housing, a seventh motor is fixedly arranged on the inner wall of the lower side of the seventh motor cavity, the seventh motor controls the seventh motor shaft to rotate, a fourth sliding rail is fixedly arranged between the inner walls of the upper side and the lower side of the seventh motor cavity, a fifth sliding block is arranged on the fourth sliding rail in a sliding manner, the fifth sliding block is connected with the seventh motor shaft through threads, an eighth motor is fixedly arranged on the left end face of the fifth sliding block, the eighth motor controls the eighth motor shaft to rotate, and a cutting blade is fixedly arranged at the left end of the eighth motor shaft.

Preferably, the sewing mechanism further comprises a sewing machine, the sewing machine is fixedly connected with the right end face of the mounting block, a sewing machine cavity is arranged in the sewing machine, a ninth motor is fixedly arranged on the inner wall of the left side of the sewing machine cavity, the ninth motor controls the rotation of a ninth motor shaft, a fifth sliding rail is fixedly arranged on the end surface of the right side of the sewing machine cavity, a sixth sliding block is arranged on the fifth sliding rail in a sliding manner, a sewing needle bracket is fixedly arranged at the left end of the sixth sliding block, a sixth sliding rail is fixedly arranged at the left end of the third motor, a seventh sliding block is arranged on the sixth sliding rail in a sliding manner, a seventh slide block shaft is fixedly arranged on the left end surface of the seventh slide block, the seventh slide block shaft is rotationally connected with the ninth motor shaft through a connecting rod, the sewing needle support lower extreme is fixed to be equipped with the sewing needle, settle a fixed sewing plate that is equipped with of right-hand member face, the sewing plate is in the sewing machine downside.

The invention has the beneficial effects that: the invention can automatically trim the trousers with the length required to be trimmed, and can automatically sew the trouser legs of the trimmed trousers after trimming, the whole process is automatically carried out by a machine, manual participation of labor personnel is not needed, the physical expenditure of the labor personnel is reduced, and the skill requirement of the labor personnel is also reduced.

Drawings

In order to more clearly illustrate the embodiments of the invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments of the invention, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.

FIG. 1 is a schematic structural diagram of an embodiment of the present invention;

FIG. 2 is an enlarged schematic view of the embodiment of the present invention at A in FIG. 1;

FIG. 3 is an enlarged schematic view of the embodiment of the present invention at B in FIG. 1;

FIG. 4 is an enlarged schematic view of the embodiment of the present invention at C in FIG. 1;

FIG. 5 is a schematic view of the embodiment of the present invention in the direction D-D in FIG. 1;

FIG. 6 is a schematic view of the embodiment of the present invention in the direction E-E of FIG. 1;

FIG. 7 is a schematic view of the embodiment of the present invention in the direction F-F in FIG. 4;

FIG. 8 is a schematic view of the embodiment of the present invention in the direction of G-G in FIG. 1.

Detailed Description

The invention will now be described in detail with reference to fig. 1-8, wherein for ease of description the orientations described below are now defined as follows: the up, down, left, right, and front-back directions described below correspond to the up, down, left, right, and front-back directions in the projection relationship of fig. 1 itself.

The device for automatically trimming trouser legs, which is described with reference to fig. 1-8, comprises a rotating table 22, wherein a folding mechanism 80 is arranged on the rotating table 22, the folding mechanism 80 comprises four first slide rails 26 centered on the rotating table 22, a slide groove 31 is arranged in the rotating table 22, a first slide rail support 33 is fixedly arranged on the first slide rail 26 near the rotating table 22, a first slide block 32 is fixedly arranged on the first slide block support 33 near the rotating table 22, the first slide block 32 is slidably connected with the slide groove 31, a first motor 25 is fixedly arranged on the left end surface of the rotating table 22, the first motor 25 controls a first motor shaft 24, a first gear 23 is fixedly arranged on the left end of the first motor shaft 24, a second gear 21 is fixedly arranged on the left end surface of the first slide rail 26, and the second gear 21 is connected with the first gear 23 by meshing, a second motor 27 is fixedly arranged on the first slide rail 26, the second motor 27 controls a second motor shaft 28 to rotate, a second slide block 29 is arranged on the first slide rail 26 in a sliding manner, the second motor shaft 28 is connected with the second slide block 29 through threads, a hydraulic cylinder 30 is fixedly arranged on the second slide block 29 far away from the rotating table 22, the hydraulic cylinder 30 controls a hydraulic ejector rod 35 to move, a support plate support 34 is fixedly arranged on the hydraulic ejector rod 35 far away from the rotating table 22, a support plate 36 is fixedly arranged at the right end of the support plate support 34, the second motor 27 is started to drive the second motor shaft 28 to rotate, and the second slide block 29 is driven to move to the right through the threaded connection of the second motor shaft 28 and the second slide block 29; the right side of the hydraulic ejector rod 35 is provided with a cutting mechanism 81, the cutting mechanism 81 comprises a cutter cavity 73, the inner wall of the right side of the cutter cavity 73 is fixedly provided with a second slide rail 45, the second slide rail 45 is provided with two third slide blocks 46 which are vertically symmetrical with respect to the rotating table 22 in a sliding manner, the left end surface of each third slide block 46 is fixedly provided with a third slide block bracket 47, the left end surface of each third slide block bracket 47 is fixedly provided with a third gear 48, the inner wall of the right side of the cutter cavity 73 is fixedly provided with a third motor 49, the third motor 49 is arranged on the side, close to the rotating table 22, of the second slide rail 45, the third motor 49 controls the rotation of a third motor shaft 50, the left end of the third motor shaft 50 is fixedly provided with a fourth gear 51, and the fourth gear 51 is connected with the third gear 48 through gear; rotating table 22 left side is equipped with sewing mechanism 82, cutting mechanism 81 is including settling a 11, it is equipped with arrangement chamber 13 in the piece 11 to settle, it is equipped with fourth motor 16 to settle chamber 13 right side inner wall fixed, fourth motor 16 controls fourth motor shaft 12 and rotates, it is fixed between the inner wall of the side of controlling to settle chamber 13 and is equipped with third slide rail 14, third slide rail 14 is in fourth motor shaft 12 upside, it is equipped with fourth slider 15 to slide on the third slide rail 14, fourth motor shaft 12 with fourth slider 15 passes through threaded connection, fourth slider 15 right-hand member face is fixed and is equipped with fifth motor 17, fifth motor 17 controls fifth motor shaft 18 and rotates, fifth motor shaft 18 with rotating table 22 left end face fixed connection.

Beneficially, the turnover mechanism 80 further includes a turbine cavity 55, a turbine 56 is fixedly disposed on an inner wall of a lower side of the turbine cavity 55, a sixth motor cavity 61 is disposed in the turbine 56, a sixth motor 60 is fixedly disposed on an inner wall of a lower side of the sixth motor cavity 61, the sixth motor 60 controls a sixth motor shaft 59 to rotate, a fan cavity 74 is disposed in the turbine 56, the fan cavity 74 is disposed on an upper side of the sixth motor cavity 61, the sixth motor shaft 59 penetrates through the sixth motor cavity 61 and the fan cavity 74, a fan bracket 58 is fixedly disposed at an upper end of the sixth motor shaft 59, four fans 57 are fixed on the fan bracket 58, an air bag 52 is fixedly disposed on the rotating table 22, an air bag bracket 53 is fixed on the air bag 52, and the turbine 56 is connected with the air bag 52 through an air pipe 54.

The cutting mechanism 81 further comprises a cutting machine shell 75, the cutting machine shell 75 is fixedly connected with the left end face of the third gear 48, a seventh motor cavity 43 with an opening facing left is arranged in the cutting machine shell 75, a seventh motor 44 is fixedly arranged on the inner wall of the lower side of the seventh motor cavity 43, the seventh motor 44 controls the seventh motor shaft 42 to rotate, a fourth sliding rail 41 is fixedly arranged between the inner wall of the upper side and the inner wall of the lower side of the seventh motor cavity 43, a fifth sliding block 40 is arranged on the fourth sliding rail 41 in a sliding manner, the fifth sliding block 40 is connected with the seventh motor shaft 42 through threads, an eighth motor 39 is fixedly arranged on the left end face of the fifth sliding block 40, the eighth motor 39 controls the eighth motor shaft 38 to rotate, and a cutting blade 37 is fixedly arranged on the left end of the eighth motor shaft 38.

The sewing mechanism 82 further comprises a sewing machine 19, the sewing machine 19 is fixedly connected with the right end face of the mounting block 11, a sewing machine cavity 62 is arranged in the sewing machine 19, a ninth motor 63 is fixedly arranged on the inner wall of the left side of the sewing machine cavity 62, the ninth motor 63 controls the ninth motor shaft 64 to rotate, a fifth slide rail 70 is fixedly arranged on the right end face of the sewing machine cavity 62, a sixth slide block 71 is arranged on the fifth slide rail 70 in a sliding manner, a sewing needle support 69 is fixedly arranged at the left end of the sixth slide block 71, a sixth slide rail 68 is fixedly arranged at the left end of the third motor 49, a seventh slide block 67 is arranged on the sixth slide rail 68 in a sliding manner, a seventh slide block shaft 66 is fixedly arranged on the left end face of the seventh slide block 67, the seventh slide block shaft 66 is rotatably connected with the ninth motor shaft 64 through a connecting rod 65, a sewing needle 72 is fixedly arranged at the lower end of the sewing needle support 69, a sewing plate 20 is fixedly, the sewing plate 20 is under the sewing machine 19.

When trousers need to be trimmed, the trousers are sleeved on the supporting plate 36, the hydraulic cylinder 30 drives the hydraulic push rod 35 to move away from the rotating table 22, the supporting plate bracket 34 is driven to move away from the rotating table 22 through the fixed connection of the hydraulic push rod 35 and the supporting plate bracket 34, the supporting plate 36 is driven to move away from the rotating table 22 through the fixed connection of the supporting plate bracket 34 and the supporting plate 36, the second motor 27 is started to drive the second motor shaft 28 to rotate, the second slider 29 is driven to move left through the threaded connection of the second motor shaft 28 and the second slider 29, the hydraulic cylinder 30 is driven to move left through the fixed connection of the second slider 29 and the hydraulic cylinder 30, so as to drive the supporting plate 36 to move left, the sixth motor 60 is started to drive the sixth motor shaft 59 to rotate, and the fan bracket 58 is driven to rotate through the fixed connection of the sixth motor shaft 59 and the fan bracket 58, the fan bracket 58 is fixedly connected with the fan 57 to drive the fan 57 to rotate, the turbine 56 is connected with the air bag 52 through the air pipe 54 to inflate the air bag 52 to drive the air bag 52 to expand towards the side far away from the rotating table 22, the air bag bracket 53 is driven to expand towards the side far away from the rotating table 22 through the fixed connection of the air bag bracket 53 and the air bag 52, the air bag bracket 53 is used for supporting the trouser legs, the eighth motor 39 is started to drive the eighth motor shaft 38 to rotate, the cutting blade 37 is driven to rotate through the fixed connection of the eighth motor shaft 38 and the cutting blade 37, the seventh motor 44 is started to drive the seventh motor shaft 42 to rotate, the fifth slider 40 is driven to move upwards through the sliding connection of the seventh motor shaft 42 and the fifth slider 40, the eighth motor 39 is driven to move upwards through the fixed connection of the fifth slider 40 and the eighth motor 39, so as to drive the cutting blade 37 to move upwards, the third motor 49 is started, the third motor shaft 50 is driven to rotate, the fourth gear 51 is driven to rotate through the fixed connection between the third motor shaft 50 and the fourth gear 51, the third gear 48 is driven to rotate through the meshed connection between the fourth gear 51 and the third gear 48, the cutter housing 75 is driven to rotate by taking the rotating table 22 as a shaft through the fixed connection between the third gear 48 and the cutter housing 75, and therefore the cutting blade 37 is driven to rotate by taking the rotating table 22 as a rotating center.

When trousers need to be sewn, the second motor 27 is started to drive the second motor shaft 28 to rotate, the second sliding block 29 is driven to move through the threaded connection between the second motor shaft 28 and the second sliding block 29, the hydraulic cylinder 30 is driven to move right through the fixed connection between the second sliding block 29 and the hydraulic cylinder 30, so that the supporting plate 36 is driven to move right, when the right end of the supporting plate 36 is close to the air bag bracket 53, the hydraulic cylinder 30 drives the hydraulic ejector rod 35 to move close to the rotating table 22, the supporting plate bracket 34 is driven to move close to the rotating table 22 through the fixed connection between the hydraulic ejector rod 35 and the supporting plate bracket 34, the supporting plate 36 is driven to move close to the rotating table 22 through the fixed connection between the supporting plate bracket 34 and the supporting plate 36, when the upper end face of the first slide rail 26 is moved to the same height as the lower end face of the air bag bracket 53, the second motor 27 is started to drive the, the second slide block 29 is driven to move through the threaded connection between the second motor shaft 28 and the second slide block 29, the hydraulic cylinder 30 is driven to move to the right through the fixed connection between the second slide block 29 and the hydraulic cylinder 30, so that the support plate 36 is driven to move to the right, the fifth motor 17 is started to drive the fifth motor shaft 18 to rotate, the rotating table 22 is driven to rotate through the fixed connection between the fifth motor shaft 18 and the rotating table 22, so that the air bag bracket 53 is driven to rotate, the fourth motor 16 is started to drive the fourth motor shaft 12 to rotate, the fourth slide block 15 is driven to move to the left through the threaded connection between the fourth motor shaft 12 and the fourth slide block 15, the fifth motor 17 is driven to move to the left through the fixed connection between the fourth slide block 15 and the fifth motor 17, so that the air bag bracket 53 is driven to move to the left, the ninth motor 63 is started to drive the ninth motor shaft 64 to rotate, and the ninth motor shaft 64 is connected with the seventh slide block shaft 66 through, the seventh slide block shaft 66 is driven to rotate, the seventh slide block 67 is driven to rotate through the fixed connection between the seventh slide block shaft 66 and the seventh slide block 67, the sixth slide rail 68 is driven to move up and down through the sliding connection between the sixth slide rail 68 and the seventh slide block 67, the sewing needle support 69 is driven to move up and down through the fixed connection between the sixth slide rail 68 and the sewing needle support 69, the sewing needle 72 is driven to move up and down through the fixed connection between the sewing needle support 69 and the sewing needle 72, the fourth motor 16 is started to drive the fourth motor shaft 12 to rotate, the fourth slide block 15 is driven to move right through the threaded connection between the fourth motor shaft 12 and the fourth slide block 15, the fifth motor 17 is driven to move right through the fixed connection between the fourth slide block 15 and the fifth motor 17, so that the air bag support 53 is driven to move right, the first motor 25 is started to drive the first motor shaft 24 to rotate, the first gear 23 is driven to rotate by the fixed connection of the first motor shaft 24 and the first gear 23, the second gear 21 is driven to rotate by the meshed connection of the first gear 23 and the second gear 21, the first slide rail 26 is driven to rotate by the fixed connection of the second gear 21 and the first slide rail 26, so as to drive the support plate 36 to rotate, the hydraulic cylinder 30 drives the hydraulic ejector rod 35 to move towards the side far from the rotating table 22, the support plate bracket 34 is driven to move towards the side far from the rotating table 22 by the fixed connection of the hydraulic ejector rod 35 and the support plate bracket 34, the support plate 36 is driven to move towards the side far from the rotating table 22 by the fixed connection of the support plate bracket 34 and the support plate 36, trousers are supported by the support plate 36, the sixth motor 60 stops working, the second motor 27 is started to drive the second motor shaft 28 to rotate, and the second slide block 29 is driven to move towards the left by the threaded connection of the second motor shaft 28 and, the hydraulic cylinder 30 is driven to move leftwards through the fixed connection of the second sliding block 29 and the hydraulic cylinder 30, so as to drive the supporting plate 36 to move leftwards, the sixth motor 60 is started to drive the sixth motor shaft 59 to rotate, the fan bracket 58 is driven to rotate through the fixed connection of the sixth motor shaft 59 and the fan bracket 58, the fan bracket 57 is driven to rotate through the fixed connection of the fan bracket 58 and the fan, the turbine 56 is connected with the air bag 52 through the air pipe 54 to inflate the air bag 52, so as to drive the air bag 52 to expand towards the side far away from the rotating table 22, the air bag bracket 53 is driven to expand towards the side far away from the rotating table 22 through the fixed connection of the air bag bracket 53 and the air bag 52, so as to support trouser legs, the hydraulic cylinder 30 drives the hydraulic mandril 35 to move towards the side near the rotating table 22, and drives the supporting plate bracket 34 to move towards the rotating table 22 through the, the support plate bracket 34 is fixedly connected with the support plate 36 to drive the support plate 36 to move towards the side close to the rotating table 22, the fourth motor 16 is started to drive the fourth motor shaft 12 to rotate, the fourth slider 15 is driven to move towards the left through the threaded connection between the fourth motor shaft 12 and the fourth slider 15, the fifth motor 17 is driven to move towards the left through the fixed connection between the fourth slider 15 and the fifth motor 17 so as to drive the air bag bracket 53 to move towards the left, the ninth motor 63 is started to drive the ninth motor shaft 64 to rotate, the ninth motor shaft 64 is connected with the seventh slider shaft 66 through the connecting rod 65 to rotate, the seventh slider shaft 66 is driven to rotate, the seventh slider 67 is driven to rotate through the fixed connection between the seventh slider shaft 66 and the seventh slider 67, the sixth slide rail 68 is driven to move up and down through the sliding connection between the sixth slide rail 68 and the seventh slider 67, and the sewing needle bracket 69 is fixedly connected through the sixth slide rail 68, the sewing needle bracket 69 is driven to move up and down, and the sewing needle 72 is driven to move up and down through the fixed connection of the sewing needle bracket 69 and the sewing needle 72, so that the trouser legs are sewn.

The above embodiments are merely illustrative of the technical ideas and features of the present invention, and the purpose thereof is to enable those skilled in the art to understand the contents of the present invention and implement the present invention, and not to limit the protection scope of the present invention. All equivalent changes and modifications made according to the spirit of the present invention should be covered within the protection scope of the present invention.