CN112301611A

CN112301611A - Spreading machine

Info

Publication number: CN112301611A
Application number: CN202011280707.4A
Authority: CN
Inventors: 舒玉民; 李娇娆; 张爱华
Original assignee: Tongchuan Xuanzhou Clothing Co ltd
Current assignee: Tongchuan Xuanzhou Clothing Co ltd
Priority date: 2020-11-16
Filing date: 2020-11-16
Publication date: 2021-02-02
Anticipated expiration: 2040-11-16
Also published as: CN112301611B

Abstract

The utility model relates to a tailoring equipment field discloses a granny rag machine, it includes work platform and slides the granny rag machine body that sets up at the work platform top, still including setting up the swing exhibition cloth device in granny rag machine body exit slot one side, the bilateral symmetry that granny rag machine body discharge gate is relative is equipped with the fixed plate, swing exhibition cloth device is including setting up the mounting panel between two fixed plates, rotate the swing scraper blade that sets up on the mounting panel and control swing scraper blade pivoted connecting rod actuating mechanism, the swing scraper blade is parallel with the work platform top surface, be equipped with the high adjusting device who is used for adjusting swing exhibition cloth device height on the fixed plate. The cloth spreading machine is used for spreading and flattening cloth by swinging the cloth spreading device in the process of stretching and stacking the cloth, and the condition of cloth wrinkles in the work engineering of the cloth spreading machine is effectively improved.

Description

Spreading machine

Technical Field

The application relates to the field of garment processing equipment, in particular to a cloth spreading machine.

Background

In the clothing production industry, the cloth pulling and cutting have the vital function, the clothing meeting the specification can be sewn only through regular cut pieces, and if the cut pieces are irregular, even if a sewing machine and a sewing worker with excellent sewing quality are used, the high-quality clothing is difficult to sew. The cloth drawing is the first process of garment making, and the quality of the cloth drawing determines the quality of the whole production. The cloth spreading machine is an important cloth spreading and folding device, is mainly used for spreading and cutting cloth, cuts and cuts the whole roll of cloth after being pulled out by a proper length, and stacks the cloth in order, thereby saving a large amount of manpower.

Current application number is 201610757985.1's chinese patent discloses a stereoplasm surface fabric granny rag machine, including the workstation and install the granny rag device on the workstation, cutter cloth pressing device and pneumatic fixture device, cutter cloth pressing device includes swift current fabric board and fly leaf, pneumatic fixture device includes the cartridge assembly, the fly leaf has first comb chi structure towards the side shaping on pneumatic fixture device one side, the cartridge assembly includes lower plate and punch holder, the lower plate is the second broach structure, move to under the state that links up mutually with pneumatic fixture device at cutter cloth pressing device, the broach of fly leaf and the broach of lower plate are inserted each other and are joined in marriage, and the broach of punch holder and fly leaf staggers each other in vertical. After the movable plate and the lower clamping plate form comb tooth matching, the pneumatic clamp cannot press the comb teeth of the movable plate while clamping cloth, so that the cloth pressing device of the cutter can return smoothly.

In view of the above-mentioned related art, the inventors consider that the tenter easily forms wrinkles in the cloth during the process of stretching and stacking the cloth.

Disclosure of Invention

In order to improve the condition of cloth fold in the work process of the spreading machine, the application provides the spreading machine.

The technical scheme adopted by the cloth spreading machine is as follows:

the utility model provides a granny rag machine, includes work platform, slides and sets up the granny rag machine body at the work platform top and set up the swing exhibition cloth device in granny rag machine body exit slot one side, the bilateral symmetry that granny rag machine body discharge gate is relative is equipped with the fixed plate, swing exhibition cloth device is including setting up the mounting panel between two fixed plates, rotating the swing scraper blade that sets up on the mounting panel and control swing scraper blade pivoted link drive mechanism, the swing scraper blade with the work platform top surface is parallel, be equipped with on the fixed plate and be used for adjusting the high adjusting device of swing exhibition cloth device height.

Through adopting above-mentioned technical scheme, the in-process that the cloth spreading machine body reciprocating motion granny rag spread cloth on work platform, start the fold exhibition flat on the cloth that connecting rod actuating mechanism control swing scraper blade swing will be laid, the holistic height of swing exhibition cloth device is once adjusted in the every one deck cloth height adjusting device operation of cloth spreading machine body to adjust the distance between swing scraper blade and the cloth, the fold on the cloth that the follow-up work exhibition flat newly laid of being convenient for, simple structure, easy operation, convenience of customers uses.

Optionally, the swing scraper blade includes first scraper blade and second scraper blade, connecting rod actuating mechanism is including setting up the driving motor on the fixed plate, driving motor's output shaft with the fixed plate is perpendicular, driving motor's the coaxial fixedly connected with initiative actuating lever of output shaft, the initiative actuating lever other end articulates there is first connecting rod, the first connecting rod other end articulates there is the third connecting rod, first connecting rod middle part articulates there is the second connecting rod, be fixed with first pendulum rod on the first scraper blade, first pendulum rod with the fixed plate is parallel, first pendulum rod is close to first scraper blade one end fixedly connected with second pendulum rod, the second pendulum rod with contained angle between the first pendulum rod is the obtuse angle, the third connecting rod is kept away from the one end of initiative actuating lever articulates first pendulum rod with the junction of second pendulum rod, the second connecting rod is kept away from the one end of first connecting rod articulates first pendulum rod is kept away from the second pendulum rod One end of the second swing rod is far away from one end of the first swing rod, a fourth connecting rod is hinged to the other end of the fourth connecting rod, a third swing rod is hinged to the other end of the fourth connecting rod, the third swing rod is parallel to the second swing rod, and the other end of the third swing rod is fixedly connected with the second scraper.

Through adopting above-mentioned technical scheme, start driving motor and make its output shaft rotate, driving motor's output shaft rotates and drives first connecting rod and rotate, first connecting rod rotates and drives first pendulum rod and the swing of second pendulum rod jointly through third connecting rod and second connecting rod, first pendulum rod and the swing of second pendulum rod jointly drive the swing of first scraper blade, drive second scraper blade and the same-direction swing of first scraper blade through fourth connecting rod and third pendulum rod simultaneously, the fold on the cloth is screeded in the swing of first scraper blade and second scraper blade, moreover, the steam generator is simple in structure, and convenience of customers uses.

Optionally, the first scraper blade and the second scraper blade are both provided with a brush on one side close to the top surface of the working platform.

Through adopting above-mentioned technical scheme, first scraper blade and second scraper blade bottom are through brush and cloth direct contact, detach debris such as fine hair, the pompon that adhere on the cloth when floating the fold on the cloth.

Optionally, the first scraper blade is close to work platform top surface one side is followed the long limit of first scraper blade has been seted up the mounting groove, the brush includes body and brush hair, the body slidable mounting be in the mounting groove, the second scraper blade with first scraper blade structure is the same.

Through adopting above-mentioned technical scheme, brush sliding connection is in the mounting groove of first scraper blade and second scraper blade bottom, and the user of being convenient for changes new brush.

Optionally, the body is close to the one end of mounting groove with the mounting groove is close to one side of driving motor can dismantle the joint.

Through adopting above-mentioned technical scheme, the joint can be dismantled in the mounting groove to the body of brush, is convenient for fix the brush, and convenience of customers uses.

Optionally, one end of the body, which is far away from the mounting groove, is provided with a pull ring in a protruding manner.

Through adopting above-mentioned technical scheme, the pull ring convenience of customers application of force dismantles the brush, and convenience of customers uses.

Optionally, height adjusting device sets up two including the symmetry rectangular hole on the fixed plate, the first screw rod of connection on the rectangular hole is rotated to vertical, the thread bush is equipped with first slider on the first screw rod, first slider is followed the rectangular hole slides from top to bottom, the mounting panel is fixed two between the first slider, rectangular hole top is equipped with the drive first screw rod pivoted actuating mechanism.

Through adopting above-mentioned technical scheme, when adjusting swing exhibition cloth device height, start first screw rod of first actuating mechanism control and rotate, first screw rod rotates and drives first slider upwards or the lapse along rectangular hole direction, and then drives swing exhibition cloth device and rise or descend, simple structure, convenience of customers operation.

Optionally, a strip-shaped through groove is formed in the middle of the working platform, a conveyor belt is arranged at the position of the strip-shaped through groove, and the conveyor belt conveying surface is flush with the top surface of the working platform.

Through adopting above-mentioned technical scheme, when the cloth spreading machine body reciprocating motion granny rag was spread cloth on work platform, laid the cloth on the conveyer belt surface, ended the granny rag and spread cloth operation after, start the conveyer belt and directly convey the next process with the cloth of laying, replaced artifical transport unloading through the conveyer belt conveying, not only reduced staff's work load, reduced unloading in-process cloth moreover and formed the fold.

In summary, the present application includes at least one of the following beneficial technical effects:

1. in the process that the cloth spreading machine body reciprocates on the working platform to spread and spread cloth, the connecting rod driving mechanism is started to control the swinging scraper blade to swing to flatten folds on the spread cloth, and the height of the swinging cloth spreading device is adjusted once when the cloth spreading machine body is used for spreading one layer of cloth height adjusting device, so that the distance between the swinging scraper blade and the cloth is adjusted, the folds on the newly spread cloth can be conveniently flattened in the subsequent work, and the cloth spreading machine is simple in structure, simple to operate and convenient for a user to use;

2. the bottoms of the first scraper and the second scraper are directly contacted with the cloth through a hairbrush, so that the wrinkles on the cloth are smoothed, and meanwhile, impurities such as fluff, hair balls and the like adhered to the cloth are removed;

3. the conveying of the conveying belt replaces manual conveying of the blanking, so that the workload of workers is reduced, and the wrinkles formed by cloth in the blanking process are reduced.

Drawings

Fig. 1 is a schematic view of the overall structure of a spreader according to an embodiment of the present application;

FIG. 2 is a partial perspective cross-sectional view of a spreader in an embodiment of the present application

FIG. 3 is a schematic structural diagram of a swinging cloth spreading device according to an embodiment of the present application;

FIG. 4 is a perspective cross-sectional view of an oscillating spreader device according to an embodiment of the present application;

fig. 5 is an exploded view of the first squeegee and the brush according to the embodiment of the present application.

Description of reference numerals: 1. a working platform; 11. a support leg; 12. an operation surface; 2. a cloth spreading machine body; 3. a fixing plate; 4. swinging the cloth spreading device; 41. mounting a plate; 42. swinging the scraper; 421. a first squeegee; 4211. mounting grooves; 4212. pulling the pull ring; 4213. a strip bump; 4214. a chute; 4215. positioning a fixture block; 4216. positioning the clamping groove; 422. a second squeegee; 43. a link drive mechanism; 431. a drive motor; 432. an active drive rod; 433. a first link; 434. a third link; 435. a second link; 436. a first swing link; 437. a second swing link; 438. a fourth link; 439. a third swing link; 5. a height adjustment device; 51. a strip hole; 52. a first screw; 53. a first slider; 54. a first drive mechanism; 541. a first rotating shaft; 542. a first drive motor; 543. a drive bevel gear; 544. a driven bevel gear; 6. a brush; 61. a body; 62. brushing; 7. a strip through groove; 8. a conveyor belt; 81. a driving roller; 82. a conveyor belt; 83. a tension roller; 84. a strip through hole; 841. a second screw; 842. a second slider; 843. a second rotating shaft; 844. a hand wheel; 845. a worm gear; 846. a worm.

Detailed Description

The present application is described in further detail below with reference to figures 1-5.

The embodiment of the application discloses a cloth spreading machine. Referring to fig. 1, the spreading machine includes a working platform 1, a spreading machine body 2 slidably disposed on the top of the working platform 1, and a swinging cloth spreading device 4 disposed on one side of a cloth outlet of the spreading machine body 2. A strip through groove 7 is formed in the middle of the working platform 1, a conveying belt 8 is placed at the position of the strip through groove 7, and the conveying surface of the conveying belt 8 is flush with the top surface of the working platform 1. When spreading cloth, spreading machine body 2 lays the cloth on 8 surfaces of conveyer belt with the cloth when reciprocating motion spreading cloth is spread on work platform 1, finishes the spreading cloth and spreads cloth operation after, starts the cloth that conveyer belt 8 will spread and directly conveys next process, replaces artifical transport unloading through the conveying of conveyer belt 8, has not only reduced staff's work load, reduces unloading in-process cloth moreover and forms the fold.

As shown in fig. 1 and 2, in the present embodiment, the work platform 1 includes a leg 11 and an operation surface 12 welded to a top surface of the leg 11. The conveyor belt 8 comprises two driving rollers 81 and a conveyor belt 82 wound outside the two driving rollers 81, a tensioning roller 83 is arranged below the driving rollers 81 and between the two driving rollers 81, the conveyor belt 82 is wound outside the tensioning roller 83, and the tensioning roller 83 is arranged on the two support legs 11 in a vertical sliding mode. The user control driving roller 81 rotates to drive the conveying belt 82 to rotate, the conveying belt 82 rotates to drive the forward conveying laid on the conveying belt 82, the conveying belt 82 is tensioned through the tensioning roller 83, and the normal use of the conveying belt 8 is guaranteed.

As shown in fig. 1 and fig. 2, rectangular through-hole 84 has been seted up to the symmetry on two relative landing legs 11, vertical rotation is equipped with second screw 841 on the rectangular through-hole 84, the threaded sleeve is equipped with second slider 842 on the second screw 841, second slider 842 slides from top to bottom along rectangular through-hole 84, tensioning roller 83 welds between two second sliders 842, tensioning roller 83 below parallel is equipped with second pivot 843, second pivot 843 rotates and wears to establish on two landing legs 11 of symmetry, the coaxial fixed hand wheel 844 of second pivot 843 one end, the coaxial fixed worm wheel 845 that is equipped with in second screw 841 bottom, coaxial fixed worm 846 with worm wheel 845 meshing on the second pivot 843. When the height of tensioning roller 83 needs to be adjusted by a user, the rotating hand wheel 844 drives the second rotating shaft 843 to rotate, the second rotating shaft 843 rotates to drive the second screw 841 to rotate through the worm 846 and the worm wheel 845 meshed with the worm 846, the second screw 841 rotates to drive the second slider 842 to move downwards along the strip-shaped through hole 84, and the second slider 842 moves downwards to drive the tensioning roller 83 to move downwards to tension the conveying belt 82.

As shown in fig. 1 and 3, the fixed plates 3 are symmetrically welded on two opposite sides of the discharge port of the spreader body 2, the swinging spreading device 4 includes a mounting plate 41 disposed between the two fixed plates 3, a swinging scraper 42 rotatably disposed on the mounting plate 41, and a link driving mechanism 43 for controlling the swinging scraper 42 to rotate, the swinging scraper 42 is parallel to the top surface of the working platform 1, and the fixed plates 3 are provided with height adjusting devices 5 for adjusting the height of the swinging spreading device 4. The connecting rod driving mechanism 43 is started to control the swinging scraper 42 to swing to flatten the wrinkles on the paved cloth, the overall height of the swinging cloth unfolding device 4 is adjusted once when the cloth height adjusting device 5 for each layer of the cloth paved on the cloth spreading machine body 2 runs, so that the distance between the swinging scraper 42 and the cloth is adjusted, the wrinkles on the newly paved cloth can be flattened in the follow-up work, the structure is simple, the operation is simple, and the use is convenient for users.

As shown in fig. 3, the swinging scraper 42 includes a first scraper 421 and a second scraper 422, the link driving mechanism 43 includes a driving motor 431 disposed on the fixed plate 3, an output shaft of the driving motor 431 is perpendicular to the fixed plate 3, an output shaft of the driving motor 431 is coaxially and fixedly connected with a driving rod 432, the other end of the driving rod 432 is hinged with a first link 433, the other end of the first link 433 is hinged with a third link 434, the middle of the first link 433 is hinged with a second link 435, the first scraper 421 is fixed with a first swing rod 436, the first swing rod 436 is parallel to the fixed plate 3, one end of the first swing rod 436 close to the first scraper 421 is integrally and fixedly connected with a second swing rod 437, an included angle between the second swing rod 437 and the first swing rod 436 is an obtuse angle, one end of the third link 434 far from the driving rod 432 is hinged at a connection position of the first swing rod 436 and the second swing rod 437, one end of the second link, one end, far away from the first swing rod 436, of the second swing rod 437 is hinged to a fourth connecting rod 438, the other end of the fourth connecting rod 438 is hinged to a third swing rod 439, the third swing rod 439 is parallel to the second swing rod 437, and the other end of the third swing rod 439 is fixedly connected with the second scraper 422. The driving motor 431 is started to enable the output shaft of the driving motor 431 to rotate, the output shaft of the driving motor 431 rotates to drive the first connecting rod 433 to rotate, the first connecting rod 433 rotates to drive the first swing rod 436 and the second swing rod 437 to swing together through the third connecting rod 434 and the second connecting rod 435, the first swing rod 436 and the second swing rod 437 swing together to drive the first scraping plate 421 to swing, meanwhile, the fourth connecting rod 438 and the third swing rod 439 drive the second scraping plate 422 to swing in the same direction as the first scraping plate 421, and the first scraping plate 421 and the second scraping plate 422 swing to smooth wrinkles on cloth.

As shown in fig. 3 and 4, the height adjusting device 5 includes two elongated holes 51 symmetrically formed in the two fixing plates 3, a first screw 52 vertically rotatably connected to the elongated holes 51, a first slider 53 threadedly sleeved on the first screw 52, the first slider 53 vertically sliding along the elongated holes 51, the mounting plate 41 being welded between the two first sliders 53, and a first driving mechanism 54 arranged at the top of the elongated holes 51 for driving the first screw 52 to rotate. In this embodiment, the first driving mechanism 54 includes a first rotating shaft 541 rotatably disposed on the two fixing plates 4, a first driving motor 542 is coaxially fixed at one end of the first rotating shaft 541, a driving bevel gear 543 is coaxially fixed on the first rotating shaft 541, and a driven bevel gear 544 engaged with the driving bevel gear 543 is coaxially sleeved at the top end of the first screw 52. When the height of the swinging cloth spreading device 4 is adjusted, the first driving motor 542 is started to enable the output shaft of the first driving motor to rotate to drive the first rotating shaft 541 to rotate, the first rotating shaft 541 rotates to drive the first screw 52 to rotate through the driving bevel gear 543 and the driven bevel gear 544 engaged with the driving bevel gear, the first screw 52 rotates to drive the first sliding block 53 to slide upwards or downwards along the direction of the strip hole 51, and then the swinging cloth spreading device 4 is driven to ascend or descend.

As shown in fig. 4 and 5, brushes 6 are disposed on the first scraper 421 and the second scraper 422 near the top surface of the work platform 1, and the bottoms of the first scraper 421 and the second scraper 422 directly contact with the fabric through the brushes 6, so as to smooth out wrinkles on the fabric and remove impurities such as fluff and balls adhered to the fabric.

As shown in fig. 5, one side of the first scraper 421 close to the top surface of the working platform 1 is provided with a mounting groove 4211 along the long edge of the first scraper 421, the brush 6 comprises a body 61 and bristles 62, the body 61 is slidably mounted in the mounting groove 4211, two inner side walls opposite to the mounting groove 4211 are integrally provided with a long protruding block 4213 in a protruding manner, the long protruding block 4213 is parallel to the long edge of the mounting groove 4211, the side wall of the body 61 is provided with a sliding groove 4214 matched with the long protruding block 4213, the second scraper 422 is identical to the first scraper 421 in structure, and the user can replace the new brush.

As shown in fig. 5, one end of the body 61 close to the mounting groove 4211 is detachably clamped with one side of the mounting groove 4211 close to the driving motor 431, a positioning latch 4215 is integrally protruded on the inner side wall of the mounting groove 4211 close to the driving motor 431, and one end of the body 61 close to the positioning latch 4215 is provided with a positioning latch 4216. The brush 6 is fixed by the positioning clamping block 4215 and the positioning clamping groove 4216, so that the use of a user is facilitated.

As shown in fig. 5, a drawing ring 4212 is welded to one end of the body 61 away from the mounting groove 4211 in a protruding manner, and the drawing ring 4212 facilitates the user to apply force to detach the brush 6, so that the user can use the brush conveniently.

The implementation principle of the spreading machine in the embodiment of the application is as follows: when the cloth spreading machine body 2 reciprocates on the working platform 1 to spread cloth, the cloth is spread on the surface of the conveying belt 8, in the cloth spreading process of the cloth spreading machine body 2, the driving motor 431 is started to enable an output shaft of the driving motor 431 to rotate, the output shaft of the driving motor 431 rotates to drive the first connecting rod 433 to rotate, the first connecting rod 433 rotates to drive the first swing rod 436 and the second swing rod 437 to swing together through the third connecting rod 434 and the second connecting rod 435, the first swing rod 436 and the second swing rod 437 swing together to drive the first scraper 421 to swing, meanwhile, the fourth connecting rod 438 and the third swing rod 439 drive the second scraper 422 and the first scraper 421 to swing together, and the first scraper 421 and the second scraper 422 swing to flatten wrinkles on the cloth; the height of the whole swinging cloth spreading device 4 is adjusted once the cloth height adjusting device 5 is operated every time the cloth spreading machine body 2 is paved, so that the distance between the swinging scraper 42 and the cloth is adjusted.

After the spreading machine body 2 finishes spreading and spreading operation, the conveyor belt 8 is started to directly convey spread cloth to the next procedure, and conveying is performed through the conveyor belt 8 to replace manual conveying and blanking.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. The utility model provides a granny rag machine, includes work platform (1), slides and sets up granny rag machine body (2) at work platform (1) top, its characterized in that still includes swing exhibition cloth device (4) of setting in granny rag machine body (2) exit one side, the bilateral symmetry that granny rag machine body (2) discharge gate is relative is equipped with fixed plate (3), swing exhibition cloth device (4) including setting up mounting panel (41) between two fixed plate (3), rotate swing scraper blade (42) and the control of setting on mounting panel (41) swing scraper blade (42) pivoted link drive mechanism (43), swing scraper blade (42) with work platform (1) top surface is parallel, be equipped with on fixed plate (3) and be used for adjusting high adjusting device (5) of swing exhibition cloth device (4) height.

2. A tenter as claimed in claim 1, characterized in that: the swinging scraper blade (42) comprises a first scraper blade (421) and a second scraper blade (422), the connecting rod driving mechanism (43) comprises a driving motor (431) arranged on the fixed plate (3), an output shaft of the driving motor (431) is perpendicular to the fixed plate (3), an output shaft of the driving motor (431) is coaxially and fixedly connected with a driving rod (432), the other end of the driving rod (432) is hinged with a first connecting rod (433), the other end of the first connecting rod (433) is hinged with a third connecting rod (434), the middle part of the first connecting rod (433) is hinged with a second connecting rod (435), a first swinging rod (436) is fixed on the first scraper blade (421), the first swinging rod (436) is parallel to the fixed plate (3), and the first swinging rod (436) is close to one end of the first scraper blade (421) and is fixedly connected with a second swinging rod (437), the included angle between the second swing rod (437) and the first swing rod (436) is an obtuse angle, one end, far away from the driving rod (432), of the third connecting rod (434) is hinged to the joint of the first swing rod (436) and the second swing rod (437), one end, far away from the first connecting rod (433), of the second connecting rod (435) is hinged to one end, far away from the first swing rod (436), of the second swing rod (437), one end, far away from the first swing rod (436), of the second swing rod (437) is hinged to a fourth connecting rod (438), the other end of the fourth connecting rod (438) is hinged to a third swing rod (439), the third swing rod (439) is parallel to the second swing rod (437), and the other end of the third swing rod (439) is fixedly connected with the second scraper (422).

3. A spreader according to claim 2, wherein: the first scraper blade (421) and the second scraper blade (422) are close to one side of the top surface of the working platform (1) and are provided with brushes (6).

4. A spreader according to claim 3, wherein: first scraper blade (421) are close to work platform (1) top surface one side is followed mounting groove (4211) have been seted up to first scraper blade (421) long limit, brush (6) include body (61) and brush hair (62), body (61) slidable mounting be in mounting groove (4211), second scraper blade (422) with first scraper blade (421) structure is the same.

5. A tenter as claimed in claim 4, characterized in that: the clamping connection can be dismantled to one side that body (61) are close to mounting groove (4211) one end with mounting groove (4211) are close to driving motor (431).

6. A tenter as claimed in claim 5, characterized in that: and one end of the body (61) far away from the mounting groove (4211) is convexly provided with a pull ring (4212).

7. A tenter as claimed in claim 1, characterized in that: height adjusting device (5) set up two including the symmetry rectangular hole (51) on fixed plate (3), vertical rotation connects first screw rod (52) on rectangular hole (51), threaded sleeve is equipped with first slider (53) on first screw rod (52), first slider (53) are followed rectangular hole (51) slides from top to bottom, mounting panel (41) are fixed two between first slider (53), rectangular hole (51) top is equipped with the drive first screw rod (52) pivoted actuating mechanism (54).

8. A tenter as claimed in claim 1, characterized in that: working platform (1) middle part has been seted up rectangular logical groove (7), rectangular logical groove (7) department is equipped with conveyer belt (8), conveyer belt (8) transmission face with working platform (1) top surface flushes.