CN211079552U

CN211079552U - Five-thread overlock machine for medical protective clothing

Info

Publication number: CN211079552U
Application number: CN201921854999.0U
Authority: CN
Inventors: 高桂莲; 邓诚; 施火咏
Original assignee: Wuhan Xinyuanjia Textile Co ltd
Current assignee: Wuhan Xinyuanjia Textile Co ltd
Priority date: 2019-10-30
Filing date: 2019-10-30
Publication date: 2020-07-24
Anticipated expiration: 2029-10-30

Abstract

The utility model discloses a medical protection is five line hemming machines of clothes, the technical field who relates to cloth sewing equipment, it includes the board, the board up end is provided with the hemming machine body, the vertical rigid coupling of up end that the board is close to presser foot one side in the hemming machine body has the stand, it is provided with the guide rail that the level set up to go up and down on the stand, the guide rail below is provided with two extension boards that slide along its length direction, the extension board sets up along the advancing direction of cloth, the extension board lateral wall is provided with the conveyer belt, be provided with the drive arrangement who is used for driving the drive belt lower extreme along cloth advancing direction conveying on the extension board. The utility model discloses a conveyer belt drives the cloth at the uniform velocity for the workman need not to continuously hold the cloth and pull the cloth, has reduced workman's work load, and the cloth can remain the uniform motion throughout simultaneously, has reduced the probability of jump needle, broken string, has ensured the overseam quality and the efficiency of cloth.

Description

Five-thread overlock machine for medical protective clothing

Technical Field

The utility model belongs to the technical field of cloth sewing machine's technique and specifically relates to a five-thread overedger for medical protective clothing is related to.

Background

Overedgers, also known as hemming machines and plaiting machines, generally divide into three, four and five threads, and generally have the main function of preventing the ends of garments from fluffing. The overedger can be used for edge wrapping, and can also be used for sewing fabrics such as T-shirts, sportswear, underwear and knitting. The overedger can cut and sew at the same time, the stitch is like a mesh, and the overedger is also suitable for elastic fabrics. The five-thread overlock is a double-needle five-thread stitch, the fastness and the production efficiency of the stitch are further improved, the elasticity is better than that of a four-thread overlock, and the five-thread overlock is commonly used for sewing outer garments and repaired underclothes.

The patent publication is CN 208632782U's chinese patent, a five-wire overlock machine is proposed, which comprises a bod, top one side of organism is provided with makes up the platform, the surface of organism is provided with the oil mass viewing aperture, one side below of organism is provided with switch and socket respectively, and switch is located the below of socket, be provided with the hand wheel in the middle of one side of organism, this kind of five-wire overlock machine, be provided with the spring, and the height of spring is 0.5-0.7 lm, a plurality of springs are "rectangle array form" and arrange simultaneously, at the in-process that the organism used, because the operation of each part can lead to the fact certain vibrations to the organism, when the organism shakes, the spring of its bottom can be with the power conduction of organism vibrations to the desk, and weaken the power of organism vibrations, the during operation organism production vibrations have been solved, thereby influence the problem of workman's work.

The above prior art solutions have the following drawbacks: the overedger needs the worker to manually press the cloth and perform uniform motion to match the overedger to sew the side line of the cloth in the process of overedgeing the cloth, so that the worker has high workload and is easy to fatigue, and the overedger is not beneficial to ensuring the overedged quality of the cloth.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a convenient medical protection of carrying treating the overedged cloth is with five line overedgers.

The utility model aims at realizing through the following technical scheme:

the upper end face of the machine table is provided with a hemming machine body, an upright post is fixedly connected to the upper end face of the machine table, which is close to one side of a presser foot in the hemming machine body, in a vertical mode, a guide rail is horizontally arranged in an ascending and descending mode, two support plates sliding along the length direction of the guide rail are arranged below the guide rail, the support plates are arranged along the advancing direction of cloth, a conveying belt is arranged on the side walls of the support plates, and a driving device used for driving the lower end of the conveying belt to convey along the advancing direction of the cloth is arranged on each support plate.

By adopting the technical scheme, the cloth to be wrapped is placed on the upper end face of the frame, the distance between the two conveyor belts is adjusted, the two conveyor belts are respectively aligned to the edges of the cloth, the guide rail is driven to descend to enable the two conveyor belts to compress the cloth on the upper end face of the frame, the conveyor belts are driven to advance through the driving device to realize uniform-speed driving of the cloth, and then the cloth is sewn and wrapped by the body of the wrapping machine in the process of uniform-speed advancing of the cloth on the upper end face of the frame, so that workers do not need to continuously hold the cloth and pull the cloth, the workload of the workers is reduced, meanwhile, the cloth can always keep uniform-speed motion under the transmission of the conveyor belts, the needle skipping and the thread breakage probability are reduced, and.

Further setting the following steps: the lower end face of the guide rail is provided with a T-shaped groove along the length direction of the guide rail, two sliding blocks are connected in the T-shaped groove in a sliding mode, and the two support plates are fixedly connected with the lower end face of each sliding block respectively.

Through adopting above-mentioned technical scheme, when two sliders slided in T type groove, can realize the adjustment of interval between two conveyer belts, two conveyer belts of being convenient for carry out complete compressing tightly to the cloth, and then the conveyer belt of being convenient for is to the accurate transmission of cloth for five-line hemming machine can compress tightly the transport to not unidimensional cloth.

Further setting the following steps: and the support plate is provided with an adjusting device for adjusting the tension degree of the conveyor belt.

Through adopting above-mentioned technical scheme, need support the cloth tightly at the bench up end for a long time when the conveyer belt uses, the conveyer belt takes place to relax easily and then leads to the conveyer belt to skid, can lead to the cloth fold to wait even to cup joint position to take place the skew when two conveyer belts advancing speed is inconsistent, carries out the phenomenon of skidding that the conveyer belt can effectively be avoided to the conveyer belt tensioning through adjusting device.

Further setting the following steps: the adjusting device comprises a plurality of abutting rollers arranged on one side, close to the conveyor belt, of the support plate in a lifting mode, the outer peripheral wall of the arc surface of each abutting roller is in contact with the inner side wall of the conveyor belt, and a lifting mechanism for driving the abutting rollers to lift synchronously is arranged on the support plate.

Through adopting above-mentioned technical scheme, support tight roller and promote the conveyer belt when keeping away from the motion of driving roller axis direction under elevating system's drive, the conveyer belt is stretched to tightly the cladding is at driving roller and driven voller periphery wall, can effectively avoid driving roller and driven voller to take place the phenomenon of skidding at the conveyer belt inner wall when rotatory.

Further setting the following steps: the lifting mechanism comprises an adjusting plate arranged on one side, far away from the conveyor belt, of the support plate, the abutting rollers are connected to the adjusting plate in a rotating mode, a plurality of long grooves matched with the abutting roller shafts in a sliding mode are vertically formed in the support plate in a penetrating mode, and the adjusting plate is arranged on the support plate in an elastic lifting mode.

By adopting the technical scheme, when the adjusting plate is displaced in the vertical direction, synchronous lifting of the plurality of resisting rollers can be realized, and common tensioning adjustment of the plurality of resisting rollers on the conveyor belt can be further realized; and the adjusting plate is elastically lifted and arranged on the support plate, so that the elastic adjustment of the tension degree of the conveyor belt by the tightening roller is realized, and the influence of the excessive tension of the conveyor belt on the service life of the conveyor belt is avoided.

Further setting the following steps: the one end that the extension board kept away from support tight roller is fixed with along its length direction's locating piece, wear to be equipped with two lower tip on the locating piece respectively with regulating plate both ends up end threaded connection's adjusting bolt, the locating piece with be provided with a plurality of elastic component that are in compression state between the regulating plate.

Through adopting above-mentioned technical scheme, the locating piece is kept away from to the elastic component's of compression state deformation power promotion regulating plate, and when rotatory adjusting bolt made the regulating plate continue to keep away from the locating piece, the elastic component slightly stretched, and the regulating plate then drives a plurality of tight rollers of supporting and carries out the elasticity tensioning to the conveyer belt.

Further setting the following steps: the driving device comprises a driving roller and a driven roller which are respectively connected to the side walls of the supporting plate in a rotating mode, the conveying belt is tensioned and coated on the peripheral walls of the driving roller and the driven roller, and a motor used for driving the driving roller to rotate is arranged on the supporting plate.

By adopting the technical scheme, the motor is started, and the motor drives the driving roller to rotate, and then the driven roller is driven to rotate through the transmission connection of the conveyor belt, so that the effective conveying of the conveyor belt to the cloth is realized, and the uniform speed advancing of the cloth on the upper end surface of the machine table is realized.

Further setting the following steps: the stand is close to the lift groove along its length direction is seted up to one side of guide rail, the lift inslot internal rotation is connected with the lifting screw rod along its length direction, the lifting screw rod screw thread runs through the guide rail tip, the lifting screw rod upper end extends to stand up end and rigid coupling have the hand wheel.

Through adopting above-mentioned technical scheme, rotatory hand wheel drives the lifting screw rotatory, and the lifting screw drives the guide rail and slides in the lift inslot when rotatory to carry the degree of supporting tightly of conveyer belt and board up end and adjust.

To sum up, the utility model discloses a beneficial technological effect does:

1. the cloth is sewn and covered by the body of the overedger in the process that the conveyer belt drives the cloth to move on the upper end surface of the frame at a constant speed, so that workers do not need to continuously pull the cloth and drag the cloth, and the workload of the workers is reduced; meanwhile, the cloth can always keep uniform motion, the probability of needle skipping and thread breakage of the five-thread overlock machine is reduced, and the overlock quality and efficiency of the cloth are ensured;

2. when the resisting roller pushes the conveying belt to move towards the direction far away from the axis of the driving roller, the conveying belt is stretched so as to tightly coat the outer peripheral walls of the driving roller and the driven roller, and the phenomenon that the driving roller and the driven roller slip on the inner wall of the conveying belt when rotating can be effectively avoided;

3. an elastic part is arranged between the adjusting plate and the support plate, so that the elastic adjustment of the tension degree of the conveyor belt by the abutting roller is realized, and the influence on the service life of the conveyor belt due to the excessive tension of the conveyor belt is avoided.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged partial schematic view of portion A of FIG. 1;

FIG. 3 is a schematic view of the overall structure of the conveyer belt of the present invention when the conveyer belt compresses cloth;

fig. 4 is a partially enlarged schematic view of a portion B in fig. 3.

Reference numerals: 1. a machine platform; 2. an overedger body; 3. a column; 4. a guide rail; 5. a support plate; 6. a conveyor belt; 7. a T-shaped groove; 8. a tightening roller; 9. an adjusting plate; 10. a long groove; 11. positioning blocks; 12. adjusting the bolt; 13. an elastic member; 14. a drive roll; 15. a driven roller; 16. a motor; 17. a lifting screw; 18. a hand wheel; 19. a lifting groove; 20. a support rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a five-thread overedger for medical protective clothing, including board 1, board 1 up end is provided with overedger body 2, board 1 is close to the vertical rigid coupling of up end on presser foot one side in overedger body 2 and has stand 3, stand 3 goes up and down to be provided with the guide rail 4 that sets up horizontally, be provided with two extension boards 5 that slide along its length direction below guide rail 4, the terminal surface is seted up along its length direction's T type groove 7 under the guide rail 4, sliding connection has two sliders (not shown in the figure) in the T type groove 7, vertical rigid coupling has branch 20 between extension board 5 and the slider, extension board 5 sets up along the direction of travel of cloth; the side wall of the support plate 5 is provided with a conveyor belt 6, the support plate 5 is provided with a driving device for driving the lower end of the conveyor belt to convey along the cloth advancing direction, the driving device comprises a driving roller 14 and a driven roller 15 which are respectively connected to the side wall of the support plate 5 in a rotating mode, the conveyor belt 6 is tightly wrapped on the peripheral walls of the driving roller 14 and the driven roller 15, the support plate 5 is provided with a motor 16 for driving the driving roller 14 to rotate, and the output end of the motor 16 is coaxially and fixedly connected with.

The cloth to be wrapped is placed on the upper end face of the frame, the distance between the two conveyor belts 6 is adjusted, the two conveyor belts 6 are aligned to the edges of the cloth respectively, the guide rail 4 is driven to descend to enable the two conveyor belts 6 to press the cloth on the upper end face of the frame, the motor 16 is started, the motor 16 drives the driving roller 14 to rotate, the driven roller 15 is driven to rotate through the transmission connection of the conveyor belts 6, and therefore the cloth is effectively conveyed at a constant speed by the conveyor belts 6, wrapping is sewn by the wrapping machine body 2 in the process that the cloth advances at a constant speed on the upper end face of the frame, workers do not need to continuously hold the cloth and pull the cloth, the workload of the workers is reduced, meanwhile, the cloth can always keep moving at a constant speed under the transmission of the conveyor belts 6, the probability of needle skipping and broken threads; when the cloth to unidimensional carries out the overseam and sews up, can slide the slider in T type groove 7 in order to adjust the interval between two sliders to change the interval between two conveyer belts 6, be convenient for conveyer belt 6 to the accurate transmission of unidimensional cloth, realized the automatic overseam of five-thread overseam machine to unidimensional cloth.

Referring to fig. 3 and 4, an adjusting device for adjusting the tension of the conveyor belt 6 is arranged on the support plate 5, the adjusting device comprises a plurality of tightening rollers 8 which are arranged on one side, close to the conveyor belt 6, of the support plate 5 in a lifting mode, the tightening rollers 8 are preferably two and are respectively close to the driving roller 14 and the driven roller 15, the tightening rollers 8 are arranged at the lower end of the support plate 5, the outer circumferential wall of the arc surface of each tightening roller 8 is in contact with the inner side wall of the conveyor belt 6, and a lifting mechanism for driving the tightening rollers 8 to lift synchronously is arranged on the support plate 5; the lifting mechanism comprises an adjusting plate 9 arranged on one side, far away from the conveyor belt 6, of the support plate 5, a plurality of long grooves 10 which are matched with the roll shafts of the plurality of tightening rollers 8 in a sliding mode are vertically formed in the support plate 5 in a penetrating mode, the long grooves 10 are preferably waist-shaped grooves, and the roll shafts of the plurality of tightening rollers 8 penetrate through the long grooves 10 and are connected to one side, close to the support plate 5, of the adjusting plate 9 in a rotating mode.

Referring to fig. 4, the adjusting plate 9 is elastically lifted and lowered on one side of the supporting plate 5 away from the conveyor belt 6, a positioning block 11 along the length direction of the supporting plate 5 is fixed on the side wall of the supporting plate 5 above the adjusting plate 9, two adjusting bolts 12 with lower end portions respectively in threaded connection with the upper end faces of two ends of the adjusting plate 9 penetrate through the positioning block 11, a plurality of elastic members 13 in a compressed state are arranged between the positioning block 11 and the adjusting plate 9, and the elastic members 13 are preferably springs sleeved on the outer peripheral wall of the adjusting bolts 12.

The deformation force of the elastic part 13 in a compressed state pushes the adjusting plate 9 to be far away from the positioning block 11, so that the adjusting plate 9 drives the plurality of abutting rollers 8 to synchronously move downwards, the conveying belt 6 is pushed to move towards the direction of the axis far away from the driving roller 14 when the abutting rollers 8 move downwards, the conveying belt 6 is stretched, and the conveying belt 6 is tightly coated on the peripheral walls of the driving roller 14 and the driven roller 15, so that the phenomenon that the driving roller 14 and the driven roller 15 slip on the inner wall of the conveying belt 6 during rotation can be effectively avoided, and cloth wrinkles and even the part to be stitched are prevented from deviating when the advancing speeds of the two conveying belts 6 are inconsistent; and the adjusting plate 9 is elastically lifted and lowered on the support plate 5 through a plurality of elastic pieces 13, namely a plurality of tightening rollers 8 are also elastically lifted and lowered on the support plate 5, so that the elastic adjustment of the tightening roller 8 on the tension degree of the conveyor belt 6 is realized, and the influence of the excessive tightening of the conveyor belt 6 on the service life of the conveyor belt 6 is avoided.

The abutting rollers 8 are arranged at the lower ends of the supporting plates 5, so that when the guide rail 4 drives the conveyor belt 6 to move downwards, the part of the conveyor belt 6 between the two abutting rollers 8 elastically abuts against the upper end face of the machine table 1 at first, and is in contact with the upper end face of the machine table 1 at first compared with the part of the conveyor belt 6 below the driving roller 14 and the driven roller 15, the excessive rigid abutting of the driving roller 14 and the driven roller 15 with the upper end face of the machine table 1 is effectively prevented, and the mechanical life of the driving roller 14 and the driven roller 15 is ensured as much as possible; when the conveyer belt 6 takes place to relax after using a short time, rotatable adjusting bolt 12 shortens the distance of adjusting screw rod lower extreme surface apart from the adjusting plate 9 up end, and adjusting plate 9 continues to move down under the drive of elastic component 13 deformation power, and then drives a plurality of tight rollers 8 of supporting and shifts down and carry out the tensioning to conveyer belt 6, has realized adjusting device to the elastic adjustment of conveyer belt 6 rate of tension.

Referring to fig. 1 and 2, a lifting groove 19 is formed in one side of the upright post 3 close to the guide rail 4 along the length direction of the upright post, a lifting screw 17 is rotatably connected in the lifting groove 19 along the length direction of the upright post, the lifting screw 17 penetrates through the end of the guide rail 4 in a threaded manner, and the upper end of the lifting screw 17 extends to the upper end face of the upright post 3 and is fixedly connected with a hand wheel 18. The rotating hand wheel 18 drives the lifting screw 17 to rotate, and the lifting screw 17 drives the guide rail 4 to slide in the lifting groove 19 when rotating, so that the abutting degree of the conveying belt 6 and the upper end surface of the machine table 1 is adjusted.

The implementation principle and the beneficial effects of the embodiment are as follows:

the cloth to be edged is placed on the upper end face of the frame, the two sliders slide in the T-shaped groove 7 to adjust the distance between the two conveyor belts 6, the two conveyor belts 6 are aligned to the edges of the cloth respectively, the guide rail 4 is driven to descend to enable the two conveyor belts 6 to compress the cloth on the upper end face of the frame, the conveyor belts 6 are driven to advance through the driving device to realize uniform-speed driving of the cloth, and then the cloth is sewn and edged by the overedger body 2 in the uniform-speed advancing process of the upper end face of the frame, so that workers do not need to continuously hold the cloth and pull the cloth, the workload of the workers is reduced, meanwhile, the cloth can always keep uniform-speed motion under the transmission of the conveyor belts 6, the probability of needle skipping and broken threads is reduced, and the overe.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a five-thread overlock machine for medical protective clothing, includes board (1), board (1) up end is provided with overlock machine body (2), its characterized in that: the upper end face, close to one side of a presser foot in the overedger body (2), of the machine table (1) is vertically and fixedly connected with an upright post (3), a guide rail (4) which is horizontally arranged is arranged in the upward and downward directions of the upright post (3), two support plates (5) which slide along the length direction of the guide rail (4) are arranged below the guide rail (4), the support plates (5) are arranged along the advancing direction of cloth, a conveying belt (6) is arranged on the side walls of the support plates (5), and a driving device used for driving the lower end of the conveying belt (6) to convey along the advancing direction of the cloth is arranged on the support plates (.

2. The five-thread overlock machine for medical protective clothing according to claim 1, characterized in that: the lower end face of the guide rail (4) is provided with a T-shaped groove (7) along the length direction of the guide rail, two sliding blocks are connected in the T-shaped groove (7) in a sliding mode, and the support plates (5) are fixedly connected with the lower end face of each sliding block respectively.

3. The five-thread overlock machine for medical protective clothing according to claim 2, characterized in that: and the support plate (5) is provided with an adjusting device for adjusting the tension of the conveyor belt (6).

4. The five-thread overlock machine for medical protective clothing according to claim 3, wherein: adjusting device is in including going up and down to set up a plurality of rollers (8) that support board (5) are close to conveyer belt (6) one side, support roller (8) cambered surface periphery wall with conveyer belt (6) inside wall contact, be provided with the drive on support board (5) and a plurality of the elevating system who goes up and down in step of supporting roller (8).

5. The five-thread overlock machine for medical protective clothing according to claim 4, wherein: the lifting mechanism comprises an adjusting plate (9) arranged on one side, far away from the conveyor belt (6), of the support plate (5), the resisting rollers (8) are connected to the adjusting plate (9) in a rotating mode, the support plate (5) is vertically penetrated and provided with a plurality of long grooves (10) matched with the sliding of the roller shafts of the resisting rollers (8), and the adjusting plate (9) is elastically lifted and lowered on the support plate (5).

6. The five-thread overlock machine for medical protective clothing according to claim 5, wherein: one end of the supporting plate (5) far away from the abutting roller (8) is fixed with a positioning block (11) along the length direction of the supporting plate, two lower end parts of the positioning block (11) are respectively penetrated with an adjusting bolt (12) which is in threaded connection with the upper end faces of two ends of the adjusting plate (9), and a plurality of elastic pieces (13) in a compression state are arranged between the positioning block (11) and the adjusting plate (9).

7. The five-thread overlock machine for medical protective clothing according to claim 6, wherein: the driving device comprises a driving roller (14) and a driven roller (15) which are respectively connected to the side walls of the support plate (5) in a rotating mode, the conveying belt (6) is tensioned and wrapped on the peripheral walls of the driving roller (14) and the driven roller (15), and a motor (16) used for driving the driving roller (14) to rotate is arranged on the support plate (5).

8. The five-thread overlock machine for medical protective clothing according to claim 1, characterized in that: stand (3) are close to lift groove (19) along its length direction are seted up to one side of guide rail (4), lift groove (19) internal rotation is connected with lifting screw (17) along its length direction, lifting screw (17) screw thread runs through guide rail (4) tip, lifting screw (17) upper end extends to stand (3) up end and rigid coupling have hand wheel (18).