CN213203397U

CN213203397U - Multifunctional rubber band rack of sewing machine

Info

Publication number: CN213203397U
Application number: CN202021884623.7U
Authority: CN
Inventors: 张瑞明; 班锦圳
Original assignee: Xiamen Craftsman Industry And Trade Co ltd
Current assignee: Xiamen Banlai Weaving Co ltd
Priority date: 2020-09-02
Filing date: 2020-09-02
Publication date: 2021-05-14
Anticipated expiration: 2030-09-02

Abstract

The utility model relates to a multi-functional rubber band frame of sewing machine, it includes fore-stock, after-poppet and base, the after-poppet is including being fixed in first branch and the second branch on the base, first branch upper end and second branch lower extreme rotate to be connected, first branch is the acute angle setting with second branch contained angle and just sets up towards the fore-stock opening, rotate on one's body at first branch arm and be connected with the bracing piece, the upper end of the support bar slides to be connected and fixes to second branch lower extreme. The front support, the first supporting rod and the second supporting rod are provided with a roller in a penetrating way at the waist-shaped holes. The link of each roller bearing all is provided with the screw thread section, and the equal threaded connection of each screw thread section is used for pressing from both sides the roller bearing and presss from both sides the tight subassembly of clamp on fixing to corresponding support, and each presss from both sides tight subassembly and all includes first clamp ring and second clamp ring, is provided with the portion of holding soon that is cyclic annular setting on the second clamp ring. This application has the effect that the quick adjustment rubber band frame of being convenient for is suitable for various specification rubber band areas.

Description

Multifunctional rubber band rack of sewing machine

Technical Field

The application relates to the technical field of clothing manufacturing, in particular to a multifunctional rubber band frame of a sewing machine.

Background

Currently, sewing machines are machines that use one or more sewing threads to form one or more stitches in the material to be sewn, thereby interweaving or stitching one or more layers of material. The elastic band is used as a clothing accessory, and is particularly suitable for clothing products such as trousers, infant clothing and the like. According to the traditional method for sewing the elastic band, the elastic band is manually pulled by one hand and operated by the other hand, so that on one hand, sewing is inconvenient, on the other hand, the elastic band is pulled by the hand for a long time, and the labor intensity of workers is high. Therefore, auxiliary tools such as a rubber band frame are used in the existing market to stretch the rubber band instead of manual stretching.

The Chinese patent with the publication number of CN210945989U discloses a sewing auxiliary device for clothing fabric for military training, which comprises a workbench, wherein a sewing machine body is arranged on the workbench, a front support and a rear support are respectively arranged on the front side and the rear side of the sewing machine body, one end of the front support is fixed on the workbench, a front rolling shaft is arranged at the other end of the front support, the rear support is obliquely arranged, the bottom of the rear support is fixed on a vertical column which is vertically arranged on the rear side of the workbench, the bottom of the rear support is movably stretched in the vertical column, and the length of the rear support is adjusted according to the length of an elastic band; a plurality of rear rollers which are arranged in parallel are arranged on the rear bracket from top to bottom, and the front rollers and the rear rollers are parallel to each other; the rubber band belt is sleeved on the peripheries of the front rolling shaft and all the rear rolling shafts, the front rolling shaft and the rear rolling shafts drive the rubber band belt to rotate, and the bottom of the rubber band belt is located below a needle of the sewing machine body.

In view of the above-mentioned related technologies, the inventor believes that there is a defect that in an actual production process, specifications of an elastic band are large, and therefore the position of a roller needs to be adjusted frequently, but the bottom of a rear bracket and an upright post are fixedly connected and fixed, and the roller and the bracket are also clamped and fixed through a nut, so that each adjustment needs to be performed through an auxiliary tool, and the operation is inconvenient, and therefore improvement is needed.

SUMMERY OF THE UTILITY MODEL

In order to realize the effect of convenient, the regulation fast of rubber band frame, this application provides a multi-functional rubber band frame of sewing machine.

The application provides a multi-functional rubber band frame of sewing machine adopts following technical scheme:

the utility model provides a multi-functional rubber band frame of sewing machine, includes fore-stock and after-poppet, all wear to establish on the waist shape hole of fore-stock and after-poppet and be fixed with at least one roller bearing, each the roller bearing is used for strutting the rubber band area and is the cyclic annular setting, each the link of roller bearing all is provided with the screw thread section, all threaded connection is used for pressing from both sides the roller bearing clamp assembly of fixing to corresponding support on each the screw thread section, each clamp assembly all includes first clamp ring and second clamp ring, first clamp ring and second clamp ring are located respectively and correspond the support both sides, and the second clamp ring is located and corresponds the support and keep away from one side of roller bearing, be provided with on the second clamp ring and be convenient for revolve the portion of holding of revolving the second clamp ring soon.

Through adopting above-mentioned technical scheme, press from both sides through clamping component to each roller bearing clamp tightly fix to the support that corresponds to be provided with on the second clamp ring and revolve the portion of holding and revolve to revolve and revolve the position of twisting the regulation roller bearing on corresponding support, the accessible revolves to revolve to hold the portion and then revolve to revolve the first clamp ring of second clamp ring cooperation and press from both sides tight fixed roller bearing, so set up the rubber band area that the quick regulation of rubber band frame will be convenient for in order to adapt to various specifications.

Preferably, a plurality of convex points are arranged on the contact surface of each first clamping ring and the second clamping ring and the corresponding bracket.

Through adopting above-mentioned technical scheme, through all being provided with the bump on first clamp ring, second clamp ring and fore-stock and the after-poppet, will further improve the roller bearing and correspond the connection stability of support.

Preferably, the rotation holding part is arranged in a circular ring shape.

By adopting the technical scheme, the rotary holding part is arranged in a circular ring shape, so that the second clamping ring can be further conveniently screwed by a worker.

Preferably, the after-poppet is including fixed first branch and the second branch to the workstation, first branch lower extreme is connected with the workstation, the upper end and the second branch of first branch rotate to be connected, first branch is the acute angle setting with second branch contained angle, first branch rotates on one's body and is connected with the bracing piece, the bracing piece upper end slides to be connected and is fixed in the lower side end of second branch.

Through adopting above-mentioned technical scheme, realize the adjustable fixed of roller bearing on the after-poppet through setting up first branch, second branch and bracing piece, the position that the accessible was adjusted the bracing piece comes nimble rubber band that is suitable for more specifications to adjust.

Preferably, the upper end of the supporting rod is provided with a first limiting groove, the lower side end of the second supporting rod is provided with a second limiting groove which is distributed along the length direction of the second supporting rod, and the first limiting groove and one of the second limiting grooves are spliced in a staggered manner.

Through adopting above-mentioned technical scheme, through the crisscross grafting of first spacing groove on the bracing piece and the second spacing groove on the second branch, realize that bracing piece and second branch slide to be connected and fix.

Preferably, be provided with the groove that slides that sets up along its length direction on the bracing piece, bracing piece upper end is provided with the sliding column that slides in the inslot that slides, the sliding column is cylindric setting, bracing piece upper end still is provided with the flexure strip of connecting sliding column and bracing piece.

Through adopting above-mentioned technical scheme, through setting up the groove of sliding and the slip post, will be convenient for realize the bracing piece and be connected with sliding of second branch, the setting of flexure strip will be convenient for will slide the post card that slides on the back bracing piece and set up to second branch on, so set up and will prevent that second branch from outwards breaking away from the upper end of the support bar, with further improvement bracing piece and the stability of being connected between the second branch.

Preferably, be provided with the angle board of the contained angle degree of being convenient for observe first branch and second branch on the first branch.

Through adopting above-mentioned technical scheme, through setting up the angle board, the staff of will being convenient for is adjusting the angle between first branch and the second branch.

Preferably, each rolling shaft is sleeved with a limiting ring positioned on two sides of the width of the elastic band, and each limiting ring is tightly fixed to the rolling shaft through a bolt.

Through adopting above-mentioned technical scheme, through all being provided with the spacing ring on each roller bearing, will locate the rubber band on the rubber band frame to the cover and carry on spacingly, avoid the condition that the skew appears when the rubber band rotates.

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

the rubber frame comprises a front support and a rear support, wherein the front support and the rear support are respectively provided with a roller, each roller is fixed through a clamping assembly, the clamping assembly comprises a first clamping ring and a second clamping ring, and a rotary holding part is arranged on the second clamping ring, so that the rubber frame can be quickly, conveniently and conveniently adjusted;

through all being provided with a plurality of bumps on first clamp ring, second clamp ring and each support that corresponds, the installation intensity of each roller bearing will be improved to this kind of setting.

Drawings

FIG. 1 is a schematic view of an overall structure of a multi-functional rubber band holder of a sewing machine according to an embodiment of the present application;

FIG. 2 is a schematic view of another multi-functional rubber band frame of the sewing machine according to the embodiment of the present application;

fig. 3 is a partially enlarged schematic view of a in fig. 2.

Reference numerals: 1. a front bracket; 2. a rear bracket; 21. a first support bar; 22. a second support bar; 23. a support bar; 3. a waist-shaped hole; 4. a roller; 5. a threaded segment; 6. a clamping assembly; 61. a first clamp ring; 62. a second clamping ring; 7. a rotation holding part; 8. a base; 9. a first limit groove; 10. a second limit groove; 11. a sliding groove; 12. sliding the column; 13. an elastic sheet; 14. an angle plate; 15. a limit ring.

Detailed Description

The present application is described in further detail below with reference to figures 1-3.

The embodiment of the application discloses a multifunctional rubber band frame of a sewing machine. Referring to fig. 1, fig. 2 shows, the rubber band frame includes fore-stock 1, after-poppet 2 and base 8, base 8 is used for installing fore-stock 1 and after-poppet 2, and the installation is fixed to the sewing machine workstation, after-poppet 2 is including being fixed in first branch 21 and the second branch 22 on the base 8, first branch 21 lower extreme is connected fixedly with base 8, first branch 21 upper end is rotated with second branch 22 lower extreme and is connected, first branch 21 is the acute angle setting with second branch 22 contained angle and is towards fore-stock 1 opening setting, it is connected with bracing piece 23 to rotate on first branch 21 arm body, bracing piece 23 upper end slides to connect and is fixed to second branch 22 lower side. All be provided with waist hole 3 on fore-stock 1, first branch 21 and second branch 22, all wear to establish at fore-stock 1, first branch 21 and the waist hole 3 department of second branch 22 and be fixed with roller 4, the equal parallel arrangement of each roller 4 axis. Each roller bearing 4 all cooperates and struts the elastic band and be cyclic annular setting, the link of each roller bearing 4 all is provided with screw thread section 5, the equal threaded connection of each screw thread section 5 is used for pressing from both sides the roller bearing 4 and tightly fixes the clamping component 6 to corresponding on the support, each clamping component 6 all includes first clamp ring 61 and second clamp ring 62, first clamp ring 61 and second clamp ring 62 are located respectively and correspond the support both sides, and second clamp ring 62 is located and corresponds the support and keep away from one side of roller bearing 4, be provided with on the second clamp ring 62 and be cyclic annular setting's the portion 7 of holding soon.

A plurality of protruding points (not shown) are arranged on each of the first clamping ring 61, the second clamping ring 62, the front bracket 1, the first support rod 21 and the second support rod 22, so as to enhance the stability of the clamping connection of each clamping assembly 6 by increasing the friction between the clamping assembly 6 and the corresponding bracket.

All the cover is equipped with the spacing ring 15 that is located rubber band width both sides on each roller bearing 4, and each spacing ring 15 all supports tightly through the bolt and fixes to roller bearing 4, and spacing ring 15's setting will be further spacing the rubber band area on the rubber band frame, improves the operating stability of rubber band area on the rubber band frame.

Referring to fig. 2 and 3, a first limit groove 9 is formed in the upper end of the support rod 23, a plurality of second limit grooves 10 arranged along the length direction of the second support rod 22 are formed in the lower side end of the second support rod 22, the first limit grooves 9 are in staggered insertion with one of the second limit grooves 10, a sliding groove 11 arranged along the length direction of the support rod 23 is formed in the support rod 23, a sliding column 12 sliding in the sliding groove 11 is arranged at the upper end of the support rod 23, the sliding column 12 is in a cylindrical shape, and an elastic sheet 13 connecting the sliding column 12 with the support rod 23 is further arranged at the upper end of the support rod 23. When the position between the first supporting rod 21 and the second supporting rod 22 is adjusted, the sliding column 12 is taken out of the sliding groove 11, the sliding column is separated from the first supporting rod 21 and the second supporting rod 22, the second supporting rod 22 is rotated to a specified position, the second limiting groove 10 on the second supporting rod 22 and the first limiting groove 9 of the first supporting rod 21 are inserted, and then the sliding column 12 is inserted into the sliding groove 11 to realize stable connection.

Further, referring to fig. 1 and 2, an angle plate 14 is disposed on the first supporting rod 21 for facilitating observation of the degree of the included angle between the first supporting rod 21 and the second supporting rod 22, and the position of the second supporting rod 22 can be conveniently adjusted by the degree prompt on the angle plate 14. The center of the angle plate 14 overlaps the axis of the rotating shaft between the first support rod 21 and the second support rod 22.

The implementation principle of the multi-functional rubber band frame of sewing machine of the embodiment of this application is: the position of each limiting ring 15 on the roller 4 is adjusted according to the specification of the rubber band belt which is actually produced, each roller 4 is adjusted to the position of each corresponding support, and the spreading degree of each roller 4 on the rubber band belt is adjusted by adjusting the included angle between the first support rod 21 and the second support rod 22.

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 multi-functional rubber band frame of sewing machine, includes fore-stock (1) and after-poppet (2), all wear to establish on waist shape hole (3) of fore-stock (1) and after-poppet (2) and be fixed with an at least roller bearing (4), each roller bearing (4) are used for strutting the rubber band area and are cyclic annular setting, its characterized in that: the connecting end of each roller (4) is provided with a threaded section (5), each threaded section (5) is in threaded connection with a clamping assembly (6) used for clamping and fixing the roller (4) to a corresponding support, each clamping assembly (6) comprises a first clamping ring (61) and a second clamping ring (62), the first clamping ring (61) and the second clamping ring (62) are respectively located on two sides of the corresponding support, the second clamping ring (62) is located on one side, far away from the roller (4), of the corresponding support, and a rotating and holding portion (7) convenient for rotating and holding the second clamping ring (62) is arranged on the second clamping ring (62).

2. The multi-functional rubber band holder of sewing machine of claim 1, characterized by: and a plurality of convex points are arranged on the contact surface of each first clamping ring (61) and each second clamping ring (62) and the corresponding bracket.

3. The multi-functional rubber band holder of sewing machine of claim 1, characterized by: the rotary holding part (7) is arranged in a circular ring shape.

4. The multi-functional rubber band holder of sewing machine of claim 1, characterized by: after-poppet (2) are including fixing first branch (21) and second branch (22) to on the workstation, first branch (21) lower extreme is connected with the workstation, the upper end and second branch (22) of first branch (21) rotate to be connected, first branch (21) are the acute angle setting with second branch (22) contained angle, it is connected with bracing piece (23) to rotate on first branch (21) arm body, the lower extreme that is fixed in second branch (22) is connected in bracing piece (23) upper end sliding connection.

5. The multi-functional rubber band holder of sewing machine of claim 4, characterized by: first spacing groove (9) have been seted up to bracing piece (23) upper end, second spacing groove (10) of arranging along second branch (22) length direction are seted up to the downside end of second branch (22), first spacing groove (9) are pegged graft with one of them second spacing groove (10) is crisscross.

6. The multi-functional rubber band holder of sewing machine of claim 5, characterized in that: be provided with on bracing piece (23) along the groove (11) that slides that its length direction set up, bracing piece (23) upper end is provided with the slip post (12) that slides in the groove (11) that slides, slip post (12) are cylindric setting, bracing piece (23) upper end still is provided with flexure strip (13) of connecting slip post (12) and bracing piece (23).

7. The multi-functional rubber band holder of sewing machine of claim 5, characterized in that: the angle plate (14) which is convenient for observing the included angle degree between the first supporting rod (21) and the second supporting rod (22) is arranged on the first supporting rod (21).

8. The multi-functional rubber band holder of sewing machine of claim 1, characterized by: each rolling shaft (4) is sleeved with a limiting ring (15) positioned on two sides of the width of the elastic band, and each limiting ring (15) is tightly fixed to the rolling shaft (4) through a bolt.