CN113699701A

CN113699701A - Overspeed device tensioner and quilting equipment for quilting

Info

Publication number: CN113699701A
Application number: CN202111052708.8A
Authority: CN
Inventors: 汪加山
Original assignee: Yongtai Ruifeng Garment Co ltd
Current assignee: Yongtai Ruifeng Garment Co ltd
Priority date: 2021-09-09
Filing date: 2021-09-09
Publication date: 2021-11-26

Abstract

The application relates to the technical field of clothing sewing, and discloses a overspeed device tensioner and quilting equipment for quilting, overspeed device tensioner include that installation carrier and two at least intervals set up on the installation carrier and be used for supplying the tensioning roller that waist of trousers department cloth and elastic cord tensioning cover were established, the tensioning roller has along its axial distribution: the folding section is used for sleeving the cloth at the waist of the trousers and simultaneously folding and positioning the front end of the cloth; the positioning section is used for sleeving the elastic band; and a positioning step facing the positioning section and used for positioning the elastic band is arranged between the folding section and the positioning section. The problem that the relative position easily produces the skew between elastic cord and the cloth can be improved in this application.

Description

Overspeed device tensioner and quilting equipment for quilting

Technical Field

The application relates to the technical field of clothing sewing, in particular to a tensioning device for quilting and quilting equipment.

Background

The elastic band is used as a garment accessory and is widely applied to positions of cuffs, hems, waists and the like of the garment to play a role in tightening corresponding positions, so that the garment is more close to the skin.

Referring to the attached drawing 1, when quilting trousers with elastic bands 5 in current clothing factories, the elastic bands 5 need to be sleeved outside the waist 6 to be quilted and then tightened, meanwhile, the front ends of the cloth of the waist 6 are wrapped around the elastic bands 5 to wrap the elastic bands 5, and then the cloth at the overlapped part of the waist 6 is sewn section by section to complete the quilting.

But the relative position of present elastic cord and cloth can only be controlled through the manual work, and the manual work still need tighten the elastic cord, and is higher to workman's operation requirement, and misoperation often can appear, makes the relative position between elastic cord and the cloth skew appear, influences the processing effect.

Disclosure of Invention

The application provides a tensioning device for quilting and quilting equipment, aiming at solving the problem that the relative position between an elastic band and cloth is easy to deviate.

In a first aspect, the present application provides a tensioning device for quilting, which adopts the following technical scheme:

a tensioner for quilting comprising a mounting carrier;

and at least two interval settings are on the installation carrier and are used for supplying the tensioning roller that waist of trousers department cloth and elastic cord tensioning cover were established, the tensioning roller has along its axial distribution:

the folding section is used for sleeving the cloth at the waist of the trousers and simultaneously folding and positioning the front end of the cloth;

the positioning section is used for sleeving the elastic band;

and a positioning step facing the positioning section and used for positioning the elastic band is arranged between the folding section and the positioning section.

Through adopting above-mentioned technical scheme, the cloth of waist of trousers department is established on the tensioning roller back by one side cover that the tensioning roller set up the coincide section even after taking the elastic cord tensioning, the cloth of waist of trousers department is located the inside of elastic cord this moment, the elastic cord card is gone into in the location section simultaneously, and offset through the one end of location step and elastic cord and realize the location, the elastic cord can tighten up the cloth of waist of trousers department in the lump because of the shrink resilience of self, fold the folding to coincide section of the cloth upset of cloth front end afterwards, thereby wrap up the elastic cord, artificial operation degree of difficulty has been reduced, can fix a position the position between elastic cord and the cloth, reduce the possibility that produces relative skew between the two.

Optionally, the positioning section is sleeved with a positioning piece in a sliding manner, and a groove for clamping the elastic band is formed between the positioning piece and the positioning step.

Through adopting above-mentioned technical scheme, the spacer can slide to corresponding the recess and the elastic cord adaptation that the position so that form according to the width of elastic cord for the spacer carries on spacingly with the location step to the elastic cord on the tensioning roller axial direction, when coincide waist of trousers cloth, can surpass the cloth of waist of trousers front end outside the spacer and overturn folding to the coincide section and realize the coincide.

Optionally, an adjusting mechanism for controlling the distance between the at least two tensioning rollers on the mounting carrier is arranged on the mounting carrier.

By adopting the technical scheme, the distance is controlled by the adjusting mechanism, so that the tensioning device is suitable for trousers with different sizes and elastic bands.

Optionally, the mounting carrier includes:

the device comprises two supporting rods for the arrangement of tension rollers, wherein each supporting rod is provided with at least one tension roller;

and the two support rods are connected to the support frame.

Through adopting above-mentioned technical scheme, two bracing pieces are connected on the support frame, and all set up the tensioning roller on two bracing pieces, can keep the interval setting between the tensioning roller that is located two bracing pieces respectively.

Optionally, the adjusting mechanism includes:

the sliding block is connected with the supporting rod and is arranged on the supporting frame in a sliding mode;

the locking piece is movably connected to the sliding block and used for locking the sliding block on the supporting frame;

wherein, set up the sliding tray that supplies the sliding block to slide along support frame length direction on the support frame, just a plurality of locking grooves are seted up at the interval on the support frame, the location of locking piece card income realization sliding block behind the locking inslot.

Through adopting above-mentioned technical scheme, slide in and the position of adjustment bracing piece on the support frame through the sliding block, realize the locking of sliding block position in the locking groove through retaining member card afterwards.

Optionally, the retaining member rotates and sets up on the sliding block, the retaining member is including the locking portion and the control part that are located rotation central point both sides respectively, still be provided with the elastic component that drive locking portion has the trend of inserting the locking inslot all the time on the sliding block.

Through adopting above-mentioned technical scheme, the setting of elastic component can promote the stability behind locking portion inserts the locking inslot, and the manual work can be controlled locking piece through control part simultaneously to the unblock of the retaining member of being convenient for.

Optionally, the support frame is provided with a reset piece for controlling the two support rods to always approach to the trend.

Through adopting above-mentioned technical scheme, through the setting that resets, can make two bracing pieces be close to mutually behind the retaining member unblock to make things convenient for the cover of cloth and elastic cord to establish.

Optionally, two tightening rollers are arranged on each support rod, and the two tightening rollers on each support rod are adjustably arranged on the support rod along the length direction of the corresponding support rod.

Through adopting above-mentioned technical scheme, two tensioning rollers on each bracing piece can adjust to make four tensioning rollers can strut elastic cord and cloth.

Optionally, an angle adjusting assembly for controlling the size of an included angle between the supporting rod and the supporting frame is arranged between the supporting rod and the supporting frame.

Through adopting above-mentioned technical scheme, the angle between bracing piece and the support frame changes, can make distance and the high change that produces between the tensioning roller that sets up respectively on the bracing piece, is adapted to the use of different elastic cords and cloth better.

In a second aspect, the present application provides a quilting apparatus, which adopts the following technical solutions:

a quilting apparatus comprising a machine deck, a support for supporting the machine deck, and a body disposed on a machine bed, the machine deck having a vertically-extending mounting gap, the mounting gap comprising:

the hanging section is used for hanging the trouser legs during sewing;

the installation interval is used for the arrangement of the tension roller;

wherein two mounting sections are arranged and are respectively communicated with the two sides of the hanging section in the cloth feeding direction,

the machine bedplate forms an extension plate for the cloth and the elastic band to be sleeved through the hanging section and the mounting section,

the machine body is provided with a needle for quilting, and the needle falls above the extension plate.

Through adopting above-mentioned technical scheme, the cloth of waist of trousers department is located on the tensioning roller with the cover behind the elastic cord tensioning, and the trouser legs hangs and establishes the interval to hanging this moment in, and the extension board penetrates from the centre of trousers, and the elastic cord can tighten up the cloth of waist of trousers department in the lump because of its shrink resilience, and the folding extremely coincide section of cloth upset with the cloth front end afterwards to wrap up the elastic cord, can make up the cloth of coincide part, the manual work only need control trousers rotate and can accomplish the quilting when making up.

In summary, the present application includes at least one of the following benefits:

1. the tensioning roller tensions the cloth and the elastic band, and the elastic band is positioned through the positioning step, so that the cloth and the elastic band are not easy to deviate in the sewing process;

2. the distance between the tensioning rollers can be adjusted so as to be suitable for the use of trousers materials and elastic bands with different sizes;

3. the reset piece can be arranged to reset quickly after sewing is finished;

4. the setting of elastic component can promote the stability when locking.

Drawings

FIG. 1 is a schematic view of a current waistband when a cloth is wrapped around an elastic band and then sewn;

FIG. 2 is a schematic view showing the construction of the tension apparatus after trousers are hidden and the elastic bands are tensioned in example 1;

FIG. 3 is a schematic view showing the waist of trousers and elastic band of example 1 after being sleeved on the tensioning rollers and overlapped;

fig. 4 is a sectional view showing the connection of the tension roller and the support bar in embodiment 2;

FIG. 5 is a schematic view of the structure of a tensioner in embodiment 3;

FIG. 6 is an exploded view of the adjusting mechanism and the supporting frame in embodiment 3;

FIG. 7 is a schematic sectional view showing the locking piece engaged with the locking groove in embodiment 3;

FIG. 8 is a schematic view showing a highlighted reset member in embodiment 4;

FIG. 9 is a schematic view of the structure of a tensioner in embodiment 5;

fig. 10 is a sectional view showing the connection of the tension roller and the support bar in embodiment 5;

fig. 11 is a schematic view showing the overall construction of the quilting apparatus of embodiment 6;

fig. 12 is a schematic view showing the overall construction of the quilting apparatus of embodiment 7;

fig. 13 is a top view of the quilting apparatus of example 8;

fig. 14 is a sectional view showing the connecting structure of the tension roller and the adjusting mechanism in embodiment 8.

Description of reference numerals: 1. a machine platen; 11. installing a notch; 111. hanging an interval; 112. installing an interval; 12. an extension plate; 13. a connecting rod; 14. an adjustment groove; 2. a support; 3. a body; 31. a needle; 41. a tension roller; 411. a superposition section; 412. a positioning section; 413. positioning a step; 414. positioning plates; 415. fixing the rod; 4151. a moving block; 416. rotating the sleeve; 417. a sleeve; 418. a center pole; 42. a support bar; 421. positioning the long hole; 43. a support frame; 431. a sliding groove; 432. a limit screw; 433. a toothed plate; 4331. a locking groove; 44. an adjustment mechanism; 441. a slider; 4411. mounting grooves; 4412. perforating; 4413. an elastic member; 442. a locking member; 4421. a locking portion; 4422. a control unit; 4423. an operating lever; 4424. a locking hook; 443. a reset member; 444. mounting a plate; 4441. an arc-shaped hole; 445. adjusting the lead screw; 4451. a control handle; 5. elastic bands; 6. the waist of trousers.

Detailed Description

The present application is described in further detail below with reference to figures 2-14.

Example 1:

the embodiment discloses a tensioning device which is used for tensioning an elastic band and a waistband and facilitating subsequent quilting of the elastic band in the waistband.

Referring to fig. 2, the tensioner includes a mounting carrier and a tension roller 41 horizontally disposed on the mounting carrier.

Wherein the mounting carrier comprises a support frame 43 and a support bar 42 arranged on the support frame 43. Two support rods 42 are provided, and the two support rods 42 are arranged at intervals on the support frame 43. An included angle which inclines towards the direction far away from the centers of the two support rods 42 and the support frame 43 exists between the two support rods.

The tension rollers 41 are rotatably disposed on the support rods 42, two tension rollers 41 are disposed on each support rod 42, and the two tension rollers 41 on each support rod 42 are disposed at intervals along the length direction of the support rod 42. The four tensioning rollers 41 on the two supporting rods 42 correspondingly form a quadrilateral structure with a wide top and a narrow bottom, and the waist of the trousers and the elastic bands are sleeved on the tensioning rollers 41 to realize tensioning. Of course, in other embodiments, the number of the tensioning rollers 41 can be adjusted, for example, only one tensioning roller 41 is disposed on each supporting rod 42, and only two tensioning rollers 41 are required to be able to stretch the waist of the trousers and the elastic band and then tension the waist of the trousers and the elastic band, which can also meet the requirement of the present application. Set up tensioning roller 41 into four in this embodiment and be only an preferred scheme for can reduce the whole width that occupies of trousers when sewing, because the waist of trousers cover establishes the back up end can regard as final sewing position simultaneously, and narrow quadrangle structure promotes the width of sewing position on this basis under the width, further makes things convenient for subsequent sewing.

Referring to fig. 3, the tension roller 41 is distributed with an overlapping section 411 and a positioning section 412 along the axial direction thereof, wherein the overlapping section 411 is located on one side of the tension roller 41 away from the support rod 42, the diameter of the overlapping section 411 is larger than that of the positioning section 412, and a positioning step 413 facing the positioning section 412 is formed between the overlapping section 411 and the positioning section 412. In the folding process of the cloth at the front end of the waistband, the positioning step 413 is used for positioning the elastic band, so that the elastic band and the waistband can be limited from offsetting, and the sewing stability is improved.

In addition, the positioning piece 414 is horizontally and movably sleeved outside the positioning section 412, a groove for clamping the elastic band is formed between the positioning piece 414 and the positioning step 413, the positioning piece 414 is positioned on the positioning section 412 through friction force between the positioning piece 414 and the positioning step, and the positioning piece 414 can slide to a corresponding position according to the width of the elastic band so that the formed groove is matched with the elastic band.

The implementation principle of the tensioning device in the embodiment of the application is as follows:

after the elastic band 5 is sleeved outside the waist 6 to be quilted, the waist 6 is tightly sleeved on the tension roller 41 by the side of the tension roller 41 provided with the overlapping section 411. After elastic band 5 is positioned by positioning step 413 and positioning piece 414, the cloth at the front end of waist of trousers 6 beyond positioning piece 414 is folded and overlapped to overlapping section 411, so as to wrap elastic band 5. Then, the worker controls the overlapped cloth to sew section by section, the tensioning roller 41 can rotate along with the movement of the cloth, the stability of the cloth in the moving process is kept, and the quilting of the elastic band 5 and the waistband 6 can be completed after the waistband 6 runs for one circle.

Example 2:

the present embodiment discloses a tensioning device, which is different from embodiment 1 in that the form of the tensioning roller 41 is different, and the specific scheme is as follows:

referring to fig. 4, the tension roller 41 includes a central rod 418 and a sleeve 417 provided on the central rod 418, the sleeve 417 being provided on a side of the central rod 418 remote from the support rod 42. The sleeve 417 is formed with a surface overlapping the segment 411, the portion of the central rod 418 that is not covered by the sleeve 417 forms the positioning segment 412, and a positioning step 413 is formed between the sleeve 417 and the central rod 418.

The sleeve 417 may be a rubber sleeve directly fitted over the center rod 418, or formed by wrapping an adhesive tape so that the sleeve 417 has a certain elasticity.

Since the diameter of the overlapping section 411 will be greater than the diameter of the positioning section 412, the waist of the trousers will be tensioned to a greater extent at the overlapping section 411. The sleeve 417 is provided as an elastic material to protect the waist of the pants during the tensioning process and to prevent the fabric from being damaged due to over-tensioning.

Example 3:

since the girth of the waist of trousers of different sizes can be different, in order to make the tensioning device adapt to the tensioning use of trousers of different sizes, the application provides an improved and optimized scheme for the tensioning device on the basis.

A tensioner differs from embodiment 1 in that, referring to fig. 5, in order to improve the applicability of the tensioner, an adjustment mechanism 44 for controlling the distance between two support rods 42 is provided on a support frame 43.

Referring to fig. 5 and 6, the adjusting mechanism 44 includes a sliding block 441 slidably disposed on the supporting frame 43, and a locking member 442 movably disposed on the sliding block 441 for controlling the sliding block 441 to lock. Specifically, the slider 441 is connected to the bottom of the support rod 42 near the front end in the cloth feeding direction, and the support rod 42 connected to the slider 441 is driven to move synchronously by the movement of the slider 441.

In other embodiments, the sliding block 441 may be connected to the bottom of the supporting rod 42 near the rear end in the cloth feeding direction to move the supporting rod 42 on the side; two sets of adjusting mechanisms 44 can be arranged at the bottom of the two supporting rods 42 for synchronous control. Since the worker usually works at the front end in the cloth feeding direction, the adjusting mechanism 44 is preferably provided at the bottom of the support bar 42 near the front end in the cloth feeding direction in this embodiment, in order to facilitate the worker's control of the adjusting mechanism 44.

Further, referring to fig. 6, the sliding groove 431 penetrates through one side of the supporting frame 43 along the length direction to form an opening for the sliding block 441 to slide in, a limit screw 432 is screwed to the supporting frame 43 at the opening of the sliding groove 431, and after the limit screw 432 is connected to the opening of the sliding groove 431, a rod body part of the limit screw 432 penetrates into the sliding groove 431 so as to limit the sliding block 441 to be separated from the sliding groove 431 from the opening direction.

Referring to fig. 6, the sliding block 441 is an i-shaped structure, two sides of the middle of the sliding block are provided with grooves, the sliding groove 431 is matched with the sliding block 441 in shape, and the upper end of the sliding block 441 extends to the upper end of the sliding groove 431 for the installation of the locking piece 442.

Specifically, referring to fig. 6 and 7, the upper end of the sliding block 441 is provided with a mounting groove 4411 for the locking piece 442 to rotate. The locker 442 has a bar shape, and the locker 442 includes a locking part 4421 and a control part 4422 respectively disposed at both sides of the rotation center point. The control part 4422 extends to the outer side of the sliding block 441, and an operating rod 4423 which is convenient for a human hand to control the rotation of the control part 4422 is further arranged at the end part of the control part 4422; the locking portion 4421 rotates in the mounting groove 4411, the mounting groove 4411 has a through hole 4412 communicating with a groove in the middle of the sliding block 441, the end of the locking portion 4421 has a locking hook 4424, and when the locking portion 4421 rotates, the locking hook 4424 can pass through the through hole 4412 for positioning and locking.

And a toothed plate 433 is arranged on the upper end surface of the support frame 43 and is matched with the locking hook 4424, and a locking groove 4331 for clamping the locking hook 4424 is arranged on the toothed plate 433 at intervals. When the sliding block 441 slides to the corresponding position, only the locking member 442 needs to be rotated, so that the locking hook 4424 can be inserted into the corresponding locking groove 4331 to achieve locking.

In other embodiments, the retaining member 442 may be secured by a latch or by a screw. This embodiment merely discloses a preferred solution for facilitating the operation.

In order to further increase the stability of the locking structure. The sliding block 441 is further provided with an elastic member 4413 for tightly pressing the locking hook 4424 into the locking groove 4331. In this embodiment, the elastic member 4413 is a tension spring, one end of the tension spring is connected to the bottom of the mounting groove 4411, and the other end of the tension spring is connected to the locking portion 4421, and the connection manner can be bonding, welding or any manner capable of being fixedly connected, so as to control the locking portion 4421 to always have a downward rotation tendency.

It should be noted that the adjusting mechanism 44 disclosed in this embodiment is only one of the preferable solutions, in other embodiments, the adjusting mechanism 44 may also be any driving manner with linear moving capability, such as an air cylinder, a lead screw, a gear rack, and the like, and such an adjusting mechanism 44 may further implement stepless adjustment, but needs to be used in cooperation with a power source and a control system.

Example 4:

in addition, the inventor finds that the difficulty of sleeving the trousers waist and the elastic band on the tensioning roller 41 after tensioning is high in the actual use process, because the control of the elastic band and the trousers waist in the tensioning state is difficult. Therefore, the two support rods 42 are controlled to be close to each other to reduce the distance between the two support rods, then the waist of the trousers and the elastic band are preliminarily sleeved on the tensioning roller 41, and then the sliding block 441 is used for controlling the two support rods 42 to separate, so that the operation mode of tensioning the waist of the trousers and the elastic band is more convenient. After the sliding block 441 is locked by the locking member 442, the locking member 442 needs to be controlled to unlock, and then the sliding block 441 is controlled to drive the supporting rod 42 to move in the cloth feeding direction, so as to facilitate initial sleeving. Therefore, the present application is further improved on the basis of this step to facilitate the operation of this step.

A tensioner device differs from embodiment 2 in that, referring to fig. 8, a returning member 443 for controlling the tendency of the two support rods 42 to approach can be further provided on the support bracket 43. The restoring member 443 is also provided as a tension spring, one end of the tension spring is connected to a side wall of the sliding groove 431 away from the opening direction, and the other end of the tension spring is connected to the sliding block 441, and the connection mode agrees to adopt a bonding mode, a welding mode or an arbitrary fixed connection mode, so as to control the sliding block 441 to always have a tendency of moving towards the cloth feeding direction. After the locking piece 442 is unlocked, the tension spring can pull the sliding block 441 to enable the sliding block 441 to be rapidly reset so as to facilitate the sleeve taking of the waist of the trousers. Meanwhile, due to the arrangement of the resetting piece 443, the stability of matching between the locking hook 4424 and the locking groove 4331 can be further improved when the locking hook is clamped into the locking groove 4331, and the possibility of locking looseness in the using process can be further reduced.

Example 5:

the tensioning device in the quilting apparatus after several modifications has been able to accommodate the tensioning use of different sized trousers. However, pants of different sizes have differences in the directions of thickness, aspect ratio, and the like, depending on the body size, in addition to the change in the circumferential length. Therefore, in order to further improve the universality of the application, the scheme is further improved.

A tensioner, differing from embodiment 3 in that, referring to fig. 9, in order to further improve the versatility of the tensioner in use, a support rod 42 may be rotatably provided on a support bracket 43 to change the angle between the support rod 42 and the support bracket 43.

Since the slider 441 is provided only at the bottom of the support rod 42 near the front end in the cloth feeding direction in the present application. Therefore, the support rod 42 near the front end in the cloth feeding direction can be changed in angle with the support frame 43 only by being rotatably connected to the slide block 441.

The specific rotation setting mode is as follows: the sliding block 441 is provided with a vertically arranged mounting plate 444, one end of the supporting rod 42 is rotatably arranged on the mounting plate 444, the mounting plate 444 is provided with an arc-shaped hole 4441 which takes the rotating center of the supporting rod 42 as the center of circle, the supporting rod 42 is provided with a through hole corresponding to the arc-shaped hole 4441, the through hole can be communicated with the arc-shaped hole 4441 in the rotating process of the supporting rod 42, and the screw rod penetrates through the through hole and the arc-shaped hole 4441 and is locked through the nut, so that the supporting rod 42 can be locked.

The bottom of the supporting frame 43 corresponding to the other supporting rod 42 is provided with the same mounting plate 444 and connected with the other supporting rod 42 in the same manner, thereby realizing the adjustment change of the angles of the two supporting rods 42.

In addition, referring to fig. 9 and 10, in order to adjust the position of the tension roller 41, the quadrangular structure formed by the four tension rollers 41 is changed. The tension roller 41 includes a fixed rod 415 at the center and a rotating sleeve 416 rotatably disposed outside the fixed rod 415, and an end of the fixed rod 415 extends outside the rotating sleeve 416 for positioning. Two long positioning holes 421 for the ends of the fixing rods 415 to pass through are formed in the supporting rod 42 at intervals along the length direction thereof. The end of the fixing rod 415 is threaded and is locked by a nut after passing through the long positioning hole 421.

Example 6:

this embodiment discloses a quilting apparatus, which is applied to any one of the tensioning devices of embodiments 1-5 to tension the elastic band and the waistband, and quilts the elastic band in the waistband, thereby preparing trousers with contractibility at the waistband position.

Referring to fig. 11, the quilting apparatus includes a machine platen 1, a support 2 for supporting the machine platen 1, and a machine body 3 provided on the machine platen 1. The machine body 3 is provided with a needle 31, and when the machine body 3 runs, the overlapped cloth is sewn through the lower part of the needle 31.

The bedplate 1 is provided with a vertically penetrating installation gap 11, and the installation gap 11 comprises a hanging section 111 and an installation section 112. When the cloth at the waist of the trousers is sewn, the legs of the trousers can be hung in the hanging area 111. Two installation sections 112 are arranged, and the two installation sections 112 are respectively communicated with the two sides of the hanging section 111 in the cloth feeding direction. The machine board 1 forms an extension plate 12 for cloth and elastic bands to be sleeved on through a hanging section 111 and a mounting section 112, and the needle 31 on the machine body 3 falls on the upper side of the extension plate 12.

The bottom of the extension plate 12 is provided with a connecting rod 13, and is connected with a supporting frame 43 through the connecting rod 13, two supporting rods 42 on the supporting frame 43 are respectively positioned in two installation areas 112, after the waist of trousers is sleeved on the tensioning roller 41, the cloth at the waist of trousers can be sleeved outside the extension plate 12 at the same time, and the waist of trousers can rotate around the extension plate 12 in the sewing process so as to facilitate the whole sewing.

Preferably, the mounting section 112 near the front end of the cloth feeding direction transversely penetrates the machine table board 1 in the direction, and the operator is positioned at the end position when operating, and the end penetrates to form a gap, so that the operator can conveniently and transversely feed the trousers into the mounting gap 11 directly when operating, and can also directly and transversely take the trousers out when finishing quilting.

The quilting equipment of the embodiment of the application has the following implementation principle:

the waist of trousers to be quilted and the elastic band are sleeved on the tensioning roller 41 and are overlapped and positioned, and the overlapped part of the waist of trousers is positioned at the bottom of the machine needle 31. The staff controls the cloth after the superposition to be sewn through the bottom of the machine needle 31, the tensioning roller 41 can rotate along with the movement of the cloth, the stability of the cloth in the moving process is kept, and the quilting of the elastic band and the waistband can be completed after the waistband is moved for a circle.

Example 7:

this embodiment discloses a quilting apparatus which is different from embodiment 6 in the number of tension rollers 41 and the form in which the mount carrier is provided.

Referring to fig. 12, in the present embodiment, two tension rollers 41 are provided, and one side wall of each of the two mounting sections 112, which is away from the hanging section 111, serves as a mounting carrier for the two tension rollers 41. The tension roller 41 is rotatably disposed on the mounting carrier, and the diameter of the tension roller 41 at the overlapping section 411 is not less than the thickness of the extension plate 12. The waist and the elastic band can be sleeved on the extension plate 12 when being sleeved on the tensioning roller 41, and the overlapped position of the waist after being overlapped can be positioned below the machine needle 31.

Example 8:

this embodiment discloses a quilting apparatus which is different from embodiment 7 in that an adjusting mechanism 44 for controlling the interval between two pinch rollers 41 is further provided on the mounting carrier.

Referring to fig. 13 and 14, the adjusting mechanism 44 includes an adjusting screw 445, and the tension roller 41 includes a central fixed rod 415 and a rotating sleeve 416 rotatably disposed outside the fixed rod 415, wherein an end portion of the fixed rod 415 has a moving block 4151, and the moving block 4151 is screw-fitted to the adjusting screw 445 to be moved by the rotation of the adjusting screw 445.

The side wall of the bedplate 1, which is far away from the hanging section 111 in the mounting section 112, is provided with an adjusting groove 14 for the moving block 4151 to slide, the adjusting screw 445 is rotatably arranged in the adjusting groove 14, the axial direction of the adjusting screw 445 is parallel to the cloth feeding direction of the quilting equipment, the cross section of the moving block 4151 is consistent with that of the adjusting groove 13, and therefore the moving block 4151 is limited to move only along the axial direction of the adjusting screw 445 and cannot rotate along with the rotation of the adjusting screw 445.

One end of the adjusting screw 445 is transmitted out of the side wall of the bedplate 1 and is connected with a control handle 4451 convenient for the operation of human hands. The worker drives the adjusting screw 445 to rotate through the control handle 4451, and the tension roller 41 can move.

In the present embodiment, the adjusting mechanism 44 is provided only in one set and is connected to the tension roller 41 near the front end in the cloth feeding direction. In other embodiments, the adjusting mechanism 44 may be attached to the tension roller 41 near the rear end in the cloth feeding direction; it is also possible to arrange the adjustment mechanisms 44 in two sets and to connect the two pinch rollers 41 simultaneously. In the present embodiment, it is preferable that the adjusting mechanism 44 is attached to the tension roller 41 near the front end in the cloth feeding direction, so that the operator can easily control the adjusting mechanism 44.

In other embodiments, the adjusting mechanism 44 may be replaced by a linear movement such as an air cylinder or a sliding-slot-sliding-block fit.

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. A tensioning device for quilting is characterized in that: comprises a mounting carrier;

and at least two interval settings are on the installation carrier and are used for supplying the tensioning roller (41) that waist of trousers department cloth and elastic cord tensioning cover were established, tensioning roller (41) distribute along its axial has:

an overlapping section (411) for sleeving the cloth at the waist of the trousers and for overlapping and positioning the front end of the cloth;

and a positioning section (412) for sleeving the elastic band;

wherein, a positioning step (413) which faces the positioning section (412) and is used for positioning the elastic band is arranged between the overlapping section (411) and the positioning section (412).

2. The tensioning device for quilting of claim 1 wherein: the outer sliding sleeve of location section (412) is equipped with spacer (414), form the recess that supplies the elastic cord card to go into between spacer (414) and location step (413).

3. The tensioning device for quilting of claim 1 wherein: and the mounting carrier is provided with an adjusting mechanism (44) for controlling the distance between the at least two tensioning rollers (41) on the mounting carrier.

4. A tensioning device for quilting as claimed in claim 3 wherein: the mounting carrier includes:

the device comprises two supporting rods (42) for arranging tension rollers (41), wherein each supporting rod (41) is provided with at least one tension roller (41);

and the two support rods (42) are connected to the support frame (43).

5. The tensioning device for quilting of claim 4 wherein: the adjustment mechanism (44) includes:

the sliding block (441) is connected with the supporting rod (42), and the sliding block (441) is arranged on the supporting frame (43) in a sliding mode;

the locking piece (442) is movably connected to the sliding block (441) and used for locking the sliding block (441) on the supporting frame (43);

wherein, offer on support frame (43) and supply sliding block (441) to slide along support frame (43) length direction's sliding tray (431), just a plurality of locking grooves (4331) are seted up at the interval on support frame (43), retaining member (442) are gone into behind the locking groove (4331) and are realized the location of sliding block (441).

6. The tensioning device for quilting of claim 5 wherein: the locking piece (442) is rotatably arranged on the sliding block (441), the locking piece (442) comprises locking parts (4421) and control parts (4422) which are respectively positioned on two sides of a rotating central point, and an elastic part (4413) for driving the locking parts (4421) to always have a tendency of being inserted into the locking groove (4331) is further arranged on the sliding block (441).

7. The tensioning device for quilting of claim 4 wherein: the support frame (43) is provided with a reset piece (443) which controls the two support rods (42) to always have a close trend.

8. The tensioning device for quilting of claim 4 wherein: two tightening rollers (41) are arranged on each supporting rod (42), and the two tightening rollers (41) on each supporting rod (42) are arranged on the supporting rods (42) in an adjustable mode along the length direction of the corresponding supporting rods (42).

9. The tensioning device for quilting of claim 4 wherein: an angle adjusting component for controlling the size of an included angle between the supporting rod (42) and the supporting frame (43) is arranged between the supporting rod and the supporting frame.

10. The utility model provides a quilting equipment, includes platen (1), support (2) that support the platen (1) and set up organism (3) on the board, its characterized in that: the machine bedplate (1) is provided with a vertical through installation gap (11), and the installation gap (11) comprises:

a hanging section (111) for hanging the lower end of the trouser during quilting;

and a mounting zone (112) for the tensioning roller (41) of any one of claims 1 to 9;

wherein two installation sections (112) are arranged and are respectively communicated with the two sides of the hanging section (111) in the cloth feeding direction,

the bedplate (1) forms an extension plate (12) for cloth and elastic bands to be sleeved through a hanging section (111) and a mounting section (112),

the machine body (3) is provided with a needle (31) for quilting, and the needle (31) falls above the extension plate (12).