阅读说明：本技术 一种用于钉扣机的纽扣夹持机构 (Button clamping mechanism for button sewing machine ) 是由 毕卜有 于 2020-05-16 设计创作，主要内容包括：本发明公开了一种用于钉扣机的纽扣夹持机构,包括圆环形的底环和顶环,所述底环和顶环之间夹持有橡胶圈,底环的一侧壁上成型有支座,所述支座面对底环的侧壁上成型有安置槽,安置槽的上侧和下侧内壁上成型有贯穿支座上下端面的导向槽,橡胶圈的一端成型有U型的调节部,调节部插接在安置槽内,调节部上插接抵靠有支轴,支轴上上端成型有一对支耳,支耳铰接连杆的一端,所述连杆的另一端铰接在调节块上,调节块位于导向槽的两侧,导向槽两侧的支座上成型有与导向槽垂直的插槽,调节块的下端插接在所述插槽内,调节块上设有电磁铁层,通电的电磁铁层可吸附在插槽的内壁上。本发明能对橡胶套圈进行调节,从而方便实现对纽扣进行夹持。(The invention discloses a button clamping mechanism for a button sewing machine, which comprises a circular bottom ring and a circular top ring, a rubber ring is clamped between the bottom ring and the top ring, a support is formed on one side wall of the bottom ring, a mounting groove is formed on the side wall of the support facing the bottom ring, guide grooves penetrating through the upper end face and the lower end face of the support are formed on the inner walls of the upper side and the lower side of the mounting groove, a U-shaped adjusting part is formed at one end of the rubber ring, the adjusting part is inserted in the mounting groove, a fulcrum shaft is inserted and abutted on the adjusting part, a pair of support lugs are formed at the upper end of the fulcrum shaft, and the support lugs are hinged with one end of a connecting rod, the other end of the connecting rod is hinged to the adjusting block, the adjusting block is located on two sides of the guide groove, slots perpendicular to the guide groove are formed in the supports on the two sides of the guide groove, the lower end of the adjusting block is inserted into the slots, an electromagnet layer is arranged on the adjusting block, and the electrified electromagnet layer can be adsorbed on the inner walls of the slots. The invention can adjust the rubber ferrule, thereby conveniently realizing the clamping of the button.)

1. The utility model provides a button fixture for button sewing machine, includes annular end ring (1) and apical ring (2), its characterized in that: the rubber ring (3) is clamped between the bottom ring (1) and the top ring (2), a support (11) is formed on one side wall of the bottom ring, a mounting groove (111) is formed on the side wall of the support facing the bottom ring, guide grooves (112) penetrating through the upper end surface and the lower end surface of the support are formed on the upper side and the lower side inner wall of the mounting groove, a U-shaped adjusting part (31) is formed at one end of the rubber ring, the adjusting part is inserted into the mounting groove, the adjusting part is inserted and abutted against a support shaft (5), the guide grooves are respectively penetrated out from the upper end and the lower end of the support shaft, a pair of inclined support lugs (51) deviating from each other is formed at the upper end of the support shaft, the support lugs are hinged to one end of a connecting rod (7) through a first hinge shaft (61), the other end of the connecting rod is hinged to an adjusting block (8) through a second hinge shaft (62), and the adjusting blocks are positioned on two sides of, slots (113) perpendicular to the guide grooves are formed in supports (11) on two sides of the guide grooves, the lower ends of the adjusting blocks are inserted into the slots, electromagnet layers (9) are arranged on the adjusting blocks, the electrified electromagnet layers can be adsorbed on the inner walls of the slots, middle seats (10) located above the guide grooves are fixed on the supports, through holes (102) are formed in the middle seats, compression springs (20) are inserted in the through holes, and two ends of each compression spring abut against the adjusting blocks (8) on two sides of the guide grooves respectively;

the top ring (2) is formed with a plurality of stepped holes (22), fastening bolts (30) are inserted into the stepped holes, the heads of the fastening bolts are located in the stepped holes, the heights of the heads of the fastening bolts are smaller than the distance from the stepped surfaces of the stepped holes to the upper end surface of the top ring, and the tails of the fastening bolts are screwed on the bottom ring (1).

2. The button clamping mechanism for a button sewing machine of claim 1, wherein: an avoiding groove (101) of the support shaft (5) is formed on one side wall of the middle seat (10).

3. The button clamping mechanism for a button sewing machine of claim 1, wherein: the rubber ring (3) is provided with jacks (12) between the adjusting portions (31) and on the bottom rings (1) on two sides of the adjusting portions, spacer blocks (4) are inserted in the jacks, the upper ends of the spacer blocks are fixed on the top ring (2), and the spacer blocks are located on one side of the support (11).

4. The button clamping mechanism for a button sewing machine of claim 1, wherein: one side shaping of regulating block (8) has a cover seat (81), the one end of pressure spring (20) is pegged graft and is leaned on in the cover seat, and the other end shaping of regulating block has a extension board (82), the one end of connecting rod (7) is articulated through second articulated shaft (62) on the extension board, and the lower extreme shaping of regulating block has guide block (83), the guide block is pegged graft in slot (113), electromagnetism iron layer (9) set up on the guide block.

5. The button clamping mechanism for a button sewing machine of claim 1, wherein: a plurality of guide holes (13) are formed in the bottom ring (1), guide columns (40) are inserted into the guide holes, the upper ends of the guide columns are fixed on the top ring (2), and the guide columns and the fastening bolts (30) are distributed on the top ring (2) and the bottom ring (1) at intervals.

6. The button clamping mechanism for a button sewing machine of claim 1, wherein: the inner diameter of the bottom ring (1) is equal to that of the top ring (2), and the inner ring of the rubber ring (3) is exposed out of the inner side wall of the bottom ring (1).

7. The button clamping mechanism for a button sewing machine of claim 1, wherein: a straight-line-shaped cutting groove (21) is formed in the top ring (2), and the support (11) abuts against the inner wall of the cutting groove.

Technical Field

The invention relates to the technical field of clothing machinery, in particular to a button clamping mechanism for a button sewing machine.

Background

The button sewing machine is a machine specially used for sewing buttons on clothes, and belongs to clothes machinery. When the button attaching machine is used, buttons need to be conveyed to a button attaching position independently, and when the buttons are attached, the buttons need to be positioned at the button attaching position, so that a button clamp needs to be used. The cramp of present button generally adopts two press from both sides to indicate to carry out the centre gripping, and the pinch point centre gripping button needs the accurate positioning to the assigned position when carrying, the dynamics of centre gripping button need be controlled simultaneously, otherwise the dynamics undersize presss from both sides not to play the button and the dynamics leads to the button to damage easily too big, the requirement of pinch point centre gripping location button is higher, thereby someone proposes the clamping structure who utilizes rubber lasso centre gripping button, but the volume of button is less, the rubber lasso that does not have the adaptation, thereby need improve the clamping structure of rubber lasso, realize rubber lasso centre gripping button.

In view of the above-mentioned drawbacks, the present inventors have made active research and innovation to create a new button clamping mechanism for a button sewing machine, which has a high industrial value.

Disclosure of Invention

The invention aims to solve the problems in the prior art and provides a button clamping mechanism for a button sewing machine, which can adjust a rubber ferrule so as to conveniently clamp a button.

The invention relates to a button clamping mechanism for a button sewing machine, which comprises a circular bottom ring and a circular top ring, wherein a rubber ring is clamped between the bottom ring and the top ring, a support is formed on one side wall of the bottom ring, a mounting groove is formed on the side wall of the support facing the bottom ring, guide grooves penetrating through the upper end surface and the lower end surface of the support are formed on the inner walls of the upper side and the lower side of the mounting groove, a U-shaped adjusting part is formed at one end of the rubber ring, the adjusting part is inserted in the mounting groove, a fulcrum shaft is inserted and abutted on the adjusting part, the upper end and the lower end of the fulcrum shaft respectively penetrate out of the guide grooves, a pair of obliquely-arranged support lugs which are deviated from each other is formed at the upper end of the fulcrum shaft, the support lugs are hinged with one end of a connecting rod through a first hinged shaft, the other end of the connecting rod is hinged on an adjusting block through a second hinged shaft, the adjusting blocks are positioned at two sides of the guide grooves, and slots which are perpendicular, the lower end of the adjusting block is inserted into the slot, an electromagnet layer is arranged on the adjusting block, the electromagnet layer which is electrified can be adsorbed on the inner wall of the slot, a middle seat which is positioned above the guide groove is fixed on the support, a through hole is formed in the middle seat, a pressure spring is inserted in the through hole, and two ends of the pressure spring respectively abut against the adjusting blocks on two sides of the guide groove;

the top ring is provided with a plurality of step holes, fastening bolts are inserted into the step holes, the heads of the fastening bolts are located in the step holes, the heights of the heads of the fastening bolts are smaller than the distance from the step surfaces of the step holes to the upper end surface of the top ring, and the tails of the fastening bolts are screwed on the bottom ring.

By means of the technical scheme, when the button clamping device is used, the fastening bolt is loosened to enable the rubber ring to move, the top ring and the bottom ring cannot be separated, the button is inserted into the rubber ring, the electromagnet layer is powered off, the adjusting block is pressed to enable the adjusting block to be closed, the pressure spring compresses to store elastic potential energy, the support shaft is driven to move towards the outer side of the support along the guide groove under the action of the connecting rod, the rubber ring can be stretched by the support shaft, the U-shaped adjusting portion of the rubber ring is lengthened, the annular portion of the rubber ring is shortened, the button can be clamped, the fastening bolt is locked, the rubber ring is positioned by the top ring and the bottom ring, the button with the size can be repeatedly clamped subsequently, and when the button with other sizes needs to be clamped, the support shaft can be adjusted only according to the same operation process as the above operation process.

Through the scheme, the button clamping mechanism for the button sewing machine can adjust the rubber ferrule, so that buttons with different sizes can be clamped conveniently.

Preferably, an escape groove for a support shaft is formed in one side wall of the intermediate base.

Preferably, jacks are formed in the rubber ring between the adjusting parts and the bottom rings on two sides of the adjusting parts, spacer blocks are inserted into the jacks, the upper ends of the spacer blocks are fixed on the top ring, and the spacer blocks are located on one side of the support.

Preferably, a sleeve seat is formed on one side of the adjusting block, one end of the pressure spring is inserted and abutted into the sleeve seat, a support plate is formed on the other end of the adjusting block, one end of the connecting rod is hinged to the support plate through a second hinged shaft, a guide block is formed at the lower end of the adjusting block, the guide block is inserted into the slot, and the electromagnet layer is arranged on the guide block.

Preferably, the bottom ring is formed with a plurality of guide holes, guide posts are inserted into the guide holes, the upper ends of the guide posts are fixed on the top ring, and the guide posts and the fastening bolts are distributed on the top ring and the bottom ring at intervals.

Preferably, the inner diameter of the bottom ring is equal to the inner diameter of the top ring, and the inner ring of the rubber ring is exposed out of the inner side wall of the bottom ring.

Preferably, the top ring is formed with a straight slot, and the support abuts against the inner wall of the slot.

The foregoing description is only an overview of the technical solutions of the present invention, and in order to make the technical solutions of the present invention more clearly understood and to implement them in accordance with the contents of the description, the following detailed description is given with reference to the preferred embodiments of the present invention and the accompanying drawings.

Drawings

The drawings are only for purposes of illustrating and explaining the present invention and are not to be construed as limiting the scope of the present invention. Wherein:

FIG. 1 is a schematic top view of the present invention;

FIG. 2 is a schematic front view of the present invention;

FIG. 3 is a schematic cross-sectional view taken along line A-A of FIG. 2;

fig. 4 is a partial sectional structural view of fig. 1.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples are intended to illustrate the invention but are not intended to limit the scope of the invention.

The following refers to fig. 1 to 4.

The invention relates to a button clamping mechanism for a button sewing machine, which comprises a circular bottom ring 1 and a circular top ring 2, wherein a rubber ring 3 is clamped between the bottom ring and the top ring, the inner diameter of the bottom ring is equal to that of the top ring, the inner ring of the rubber ring is exposed out of the inner side wall of the bottom ring, a support 11 is formed on one side wall of the bottom ring, a straight-line-shaped cutting groove 21 is formed on the top ring, the support is abutted against the inner wall of the cutting groove, a placing groove 111 is formed on the side wall of the support facing the bottom ring, guide grooves 112 penetrating through the upper end face and the lower end face of the support 11 are formed on the upper side and the lower side inner wall of the placing groove, a U-shaped adjusting part 31 is formed at one end of the rubber ring, the adjusting part is inserted in the placing groove, inserting holes 12 are formed between the adjusting parts and on the bottom ring 1 at the two sides of the adjusting part, a spacer block 4 is inserted in the inserting holes, the upper, the spacer block is positioned at one side of the support 11, the adjusting part 31 is inserted and abutted against the support shaft 5, the upper end and the lower end of the support shaft respectively penetrate through the guide groove 112, a pair of obliquely-arranged support lugs 51 which are deviated from each other are formed at the upper end of the support shaft, which is exposed out of the guide groove, the support lugs are hinged with one end of the connecting rod 7 through the first hinge shaft 61, the other end of the connecting rod is hinged on the adjusting block 8 through the second hinge shaft 62, the adjusting block is positioned at two sides of the guide groove, slots 113 which are vertical to the guide groove are formed on the support 11 at two sides of the guide groove, the lower end of the adjusting block is inserted in the slots, an electromagnet layer 9 is arranged on the adjusting block, the electrified electromagnet layer can be adsorbed on the inner walls of the slots, a middle seat 10 positioned above the guide groove is fixed on the support, an avoiding groove 101 of the support shaft is formed on one side wall of the middle seat, two ends of the pressure spring are respectively abutted against the adjusting blocks 8 on two sides of the guide groove 112, a sleeve seat 81 is formed on one side of each adjusting block, one end of the pressure spring is inserted and abutted into the sleeve seat, a support plate 82 is formed on the other end of each adjusting block, one end of the connecting rod is hinged onto the support plate through a second hinge shaft 62, a guide block 83 is formed at the lower end of each adjusting block, the guide blocks are inserted into the slots 113, and the electromagnet layers 9 are arranged on the guide blocks.

The top ring 2 is formed with a plurality of stepped holes 22, fastening bolts 30 are inserted in the stepped holes, the heads of the fastening bolts are located in the stepped holes, the heights of the heads of the fastening bolts are smaller than the distance from the stepped surface of the stepped holes to the upper end surface of the top ring, the tails of the fastening bolts are screwed on the bottom ring 1, a plurality of guide holes 13 are formed in the bottom ring, guide columns 40 are inserted in the guide holes, the upper ends of the guide columns are fixed on the top ring 2, and the guide columns and the fastening bolts are distributed on the top ring and the bottom ring 1 at intervals

When the invention is implemented, the fastening bolt 30 is loosened to ensure that the rubber ring 3 can move, the top ring 2 and the bottom ring 1 can not be separated, then the button is inserted into the rubber ring 3, the electromagnet layer 9 is powered off, then the adjusting block 8 is pressed to enable the adjusting block to be close, the pressure spring 20 compresses and stores elastic potential energy, under the action of the connecting rod 7, the support shaft 5 is driven to move along the guide groove 112 to the outside of the support 11, so that the rubber ring 3 can be stretched by the fulcrum 5, the U-shaped adjusting part 31 of the rubber ring is lengthened, the annular part of the rubber ring is shortened, the button can be clamped, then the fastening bolt 30 is locked, the rubber ring 3 is positioned by the top ring 2 and the bottom ring 1, the button with the size can be repeatedly clamped subsequently, when a button with other size is needed to be clamped, the fulcrum shaft 5 can be adjusted according to the same operation process.

In conclusion, the button clamping mechanism for the button sewing machine can adjust the rubber ferrule, so that buttons with different sizes can be clamped conveniently.

The button clamping mechanism for a button sewing machine provided by the present invention is only an embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art can easily think of the changes or substitutions within the technical scope of the present invention, and all the changes or substitutions should be covered within the scope of the present invention. Therefore, the protection scope of the present invention shall be subject to the protection scope of the appended claims.