CN211298622U - Falling and buckling mechanism in wrapping cloth buckling machine - Google Patents

Abstract

The utility model provides a mechanism is detained in falling of infantees knot machine belongs to mechanical technical field. It has solved the technical problem such as the mechanism is complicated that falls to detain in the current infantees machine. This infantees knot machine includes the frame and installs the workstation in the frame, the top that lies in the workstation in the frame is equipped with the drift that can reciprocate and the punching press sleeve of cover on the drift, it detains the cover including fixing the dropping of on the workstation to fall to detain the mechanism, set up on the workstation and detain the hole of detaining that falls that the cover aligns, the punching press sleeve can remove along the drift, the internal diameter that the cover was detained in the dropping is greater than the telescopic internal diameter of punching press, the punching press sleeve can with drop detain the cover to lean on and the drift can buckle ejecting with the infantees that lies in the punching press sleeve when drift moves down. The utility model has the advantages of simple structure, lower cost and hundred-percent guarantee of the buckle.

Description

Falling and buckling mechanism in wrapping cloth buckling machine

Technical Field

The utility model belongs to the technical field of machinery, a infantees knot machine is related to, especially a infantees knot mechanism that falls in knot machine.

Background

The cloth-wrapping button is a button with cloth sleeved on the outer side, and is one of buttons. The cloth covering buckle is composed of an upper cover, a lower cover and cloth, the end face of the upper cover is covered by the cloth, and the edge of the cloth is pressed on the back face of the upper cover by the lower cover. The lower cover is riveted on the back surface of the upper cover in a stamping mode during production.

At present, a button wrapping cloth buckle is generally produced in an automatic or semi-automatic mode, for example, a button wrapping cloth machine (application number 201711077017.7) disclosed in Chinese patent literature comprises a workbench, an upper cover feeding device, a stamping device, a blanking device, a lower cover feeding device, a forming die arranged below the stamping device and a control device arranged on one side of the workbench, wherein the upper cover feeding device, the stamping device, the blanking device and the lower cover feeding device are sequentially arranged on the workbench; a forming die comprising: the telescopic device is fixed on the workbench, and the sliding workbench is connected with the telescopic device; the forming die comprises a first forming die and a second forming die. The punching device is respectively matched with the first forming die and the second forming die to realize the forming of the cloth wrapping buckle, and meanwhile, the blanking device blows off the cloth wrapping buckle positioned on the first forming die to realize blanking. The blanking of the formed wrapping cloth buckle needs to be realized through a blanking device, an air blowing pipe and related air sources and control programs need to be configured, the structure is complex, the air blowing mode cannot be accurately controlled, the blanking cannot be realized, and meanwhile, great noise can be generated during air blowing, so that the noise pollution of the working environment is serious.

Disclosure of Invention

The utility model aims at having the above-mentioned problem to current technique, provided a mechanism is detained in falling of infantees knot machine, the utility model provides a technical problem provide the simpler mechanism of detaining that falls of structure.

The purpose of the utility model can be realized by the following technical proposal:

the utility model provides a mechanism is detained in falling of infantees knot machine, infantees knot machine includes the frame and installs the workstation in the frame, the top that lies in the workstation in the frame is equipped with the drift that can reciprocate and overlaps the punching press sleeve on the drift, and its characterized in that falls detains the mechanism and detains the cover including fixing falling on the workstation, set up on the workstation and detain the hole of detaining that falls that the cover aligns with falling, the punching press sleeve can remove along the drift, the internal diameter that falls to detain the cover is greater than the telescopic internal diameter of punching press the drift when moving down punching press sleeve can with fall to detain the cover and support and the drift can buckle ejecting with the infantees that is located the punching press sleeve.

The cloth wrapping buckle machine is used for buckling the cloth wrapping buckle in the punching sleeve after the forming of the cloth wrapping buckle is completed, the workbench moves to enable the punching sleeve to move right above the buckle falling sleeve, the punching head drives the punching sleeve to downwards abut against the buckle falling sleeve, the punching head moves downwards relative to the punching sleeve at the moment, the cloth wrapping buckle in the punching sleeve can be pushed out of the punching sleeve by the stroke of the punching head, the cloth wrapping buckle falling from the punching sleeve freely passes through the buckle falling sleeve and then falls from a buckle falling hole of the workbench, and the cloth wrapping buckle is collected by a collecting box arranged right below the buckle falling hole; can realize falling of infantees knot and detain the operation through above-mentioned structure, need not other mechanisms such as air pump, simple structure, the cost is lower, does not have the condition of buckle simultaneously, can hundred percent guarantee realize falling and detain.

In the dropping mechanism of the wrapping cloth button machine, the dropping sleeve is made of elastic material. Such as rubber or silicone or elastic plastics; when the punching press sleeve contacts downwards with the cover that detains that falls, the cover that detains that falls accessible slight deformation reduces the telescopic impact force of punching press, reduces impact and the noise that the striking caused, and the cover that detains that falls simultaneously can support the punching press sleeve for the lower extreme of drift can be buckled ejecting with the infantees that is arranged in the punching press sleeve.

In the dropping buckle mechanism in the wrapping buckle machine, the workbench is provided with a fixing ring, the dropping buckle hole is positioned on the inner side of the fixing ring, and the lower end of the dropping buckle sleeve is clamped on the inner side of the fixing ring. The fixing of the drop buckle sleeve is realized through the structure.

In the dropping and buckling mechanism in the wrapping cloth buckling machine, the punch is provided with the first spring, the upper end of the first spring is abutted against the upper end of the punch, and the lower end of the first spring is abutted against the punching sleeve. The punching sleeve can always have the trend of being kept at the lower end of the punch through the first spring, and the punch can push out the wrapping cloth buckle and then reset the relative position of the punching sleeve and the punch.

In the dropping buckle mechanism in the wrapping cloth buckle machine, the punch is provided with a mounting hole, an upper hole opening of the mounting hole is located at the upper end of the punch, the lower end of the mounting hole is a closed end, a first long-strip-shaped limiting hole is formed in the side face of the punch, the first limiting hole penetrates through the mounting hole, the length direction of the first limiting hole is arranged along the axial direction of the punch, the first spring is located in the mounting hole, a plug is fixed to the upper hole opening of the mounting hole, the upper end of the first spring is abutted to the plug, a first pin shaft penetrating through the two first limiting holes is fixed to the punching sleeve, and the lower end of the first spring is abutted to the first pin shaft. The first spring enables the first pin shaft to be located at the lower end of the first limiting hole, when the downward movement of the stamping sleeve is stopped, the stamping head can continue to move downward, the first spring is compressed by the first pin shaft for a while, and the length of the first limiting hole can ensure that the lower end of the stamping head can move to the lower port of the stamping sleeve; after the punch is reset upwards, the punching sleeve can move downwards relative to the punch under the action of the first spring to the lower end position of the first limit hole of the pin shaft.

In the button dropping mechanism of the cloth wrapping button machine, the plug is screwed at the upper hole of the mounting hole. The structure can facilitate maintenance.

As another situation, in the drop buckle mechanism in the wrapping cloth buckle machine, at least two sliding grooves are formed in the side face of the punch along the axial direction, the upper ends of the sliding grooves penetrate through the side face, the lower ends of the sliding grooves are closed ends, the upper end of the inner wall of the punching sleeve is provided with limiting convex parts in one-to-one correspondence with the sliding grooves, the punching sleeve is sleeved on the punch, the limiting convex parts are connected to the sliding grooves in a sliding mode, the punch is sleeved with a first spring, the lower end of the first spring is abutted against the upper end of the punching sleeve, and the upper end of the first spring is abutted against the punch. The punch is connected with the punching sleeve in a sliding mode through the matching of the limiting convex part and the sliding groove, and the first spring can achieve resetting of the punching sleeve.

Compared with the prior art, the button falling mechanism in the wrapping cloth button machine has the advantages of simple structure, lower cost and capability of ensuring that the button falling can be realized hundreds of percent.

Drawings

Fig. 1 is a schematic perspective view of the cloth button wrapping machine.

Fig. 2 is a partially enlarged view of the button attaching machine at the time of attaching the button.

Fig. 3 is a partially enlarged view of the button attaching machine at the time of button attaching.

Fig. 4 is a partially enlarged view of the button-wrapping machine during the pressing.

Fig. 5 is a partial sectional structural schematic view of the button wrapping machine.

Fig. 6 is a schematic perspective view of the table.

Fig. 7 is a schematic top view of the table.

Fig. 8 is a schematic sectional view of the fastening die.

Fig. 9 is a schematic sectional view of the press die.

In the figure, 1, a frame; 11. a base station; 2. a work table; 21. a buckle falling hole; 22. a motor; 3. a stamping die; 31. a punch; 311. a limiting plate; 312. mounting holes; 313. a plug; 314. a first limiting hole; 32. punching a sleeve; 33. a first pin shaft; 34. a first spring; 4. buckling a mould; 41. buckling a top column; 42. buckling a sleeve; 43. a second spring; 5. a guide post; 5a, a positioning groove; 51. a limit nut; 52. a third spring; 53. positioning a fixture block; 531. a clamping part; 61. a buckle falling sleeve; 62. a fixing ring; 7. pressing and buckling the mold; 71. pressing and buckling the top column; 711. flanging and chamfering; 72. pressing and buckling the template; 721. edge pressing and chamfering; 73. and a fourth spring.

Detailed Description

The following are specific embodiments of the present invention and the accompanying drawings are used to further describe the technical solution of the present invention, but the present invention is not limited to these embodiments.

Example one

As shown in fig. 1 to 9, the cloth wrapping buckle machine includes a frame 1 having a base 11, a table 2 is disposed on the base 11, the base 11 has a width smaller than that of the table 2, the table 2 is driven by a motor 22 mounted on the frame 1 to swing on the base 11, the frame 1 and the table 2 mounted on the frame 1, the table 2 is driven by the motor 22 mounted on the frame 1 to swing, a punch 31 capable of moving up and down and a punching sleeve 32 sleeved on the punch 31 are disposed on the frame 1 above the table 2, the buckle dropping mechanism includes a buckle dropping sleeve 61 fixed on the frame 2, the buckle dropping sleeve 61 is made of elastic material, such as rubber, silica gel, or elastic plastic; be fixed with solid fixed ring 62 on workstation 2, it has seted up the knot hole 21 that falls to lie in solid fixed ring 62 inboard on workstation 2, the lower extreme card that falls to detain cover 61 is in solid fixed ring 62's inboard, it aligns with the knot hole 21 that falls to fall to detain cover 61, the punching press sleeve 32 can remove along drift 31, the internal diameter that falls to detain cover 61 is greater than the internal diameter of punching press sleeve 32, punching press sleeve 32 can support with the knot cover 61 that falls to lean on and drift 31 can buckle the infantees that lies in punching press sleeve 32 when drift 31 moves down ejecting.

An upper buckling die 4 and a pressing buckling die 7 are respectively arranged on the two sides of the buckle falling sleeve 61 on the workbench 2, a punch 31 and a punching sleeve 32 are firstly sequentially in punching fit with the upper buckling die 4 and the pressing buckling die 7 to realize the buckling and forming of the wrapping cloth, and the formed wrapping cloth buckle is positioned in the punching sleeve 32; then the workbench 2 moves to enable the punching sleeve 32 to move to the position right above the buckle dropping sleeve 61, the punch 31 drives the punching sleeve 32 to downwards abut against the buckle dropping sleeve 61, at the moment, the punch 31 moves downwards relative to the punching sleeve 32, the stroke of the punch 31 can push the wrapping cloth buckle in the punching sleeve 32 out of the punching sleeve 32, the wrapping cloth buckle falling from the punching sleeve 32 freely passes through the buckle dropping sleeve 61 and then falls from the buckle dropping hole 21 of the workbench 2, and the wrapping cloth buckle is collected through a collection box arranged right below the buckle dropping hole 21; the operation of dropping the button of the wrapping cloth button is realized, other mechanisms such as an air pump and the like are not needed, the structure is simple, the cost is lower, meanwhile, the condition of the buckle does not exist, and the dropping button can be guaranteed in hundreds of percent.

Specifically, a mounting hole 312 is formed in the punch 31, an upper hole opening of the mounting hole 312 is located at the upper end of the punch 31, a plug 313 is screwed at the upper hole opening of the mounting hole 312, the lower end of the mounting hole 312 is a closed end, a first elongated limiting hole 314 is formed in the side surface of the punch 31, the first limiting hole 314 penetrates through the mounting hole 312, the length direction of the first limiting hole 314 is arranged along the axial direction of the punch 31, a first spring 34 is arranged in the mounting hole 312, the upper end of the first spring 34 abuts against the plug 313, a first pin shaft 33 penetrating through the two first limiting holes 314 is fixed on the punching sleeve 32, and the lower end of the first spring 34 abuts against the first pin shaft 33. The first pin shaft 33 is used for positioning between the punching sleeve 32 and the punch 31, the first spring 34 enables the first pin shaft 33 to be located at the lower end of the first limit hole 314, the punch 31 can continuously move downwards when the punching sleeve 32 is stopped from moving downwards, the first pin shaft 33 can compress the first spring 34, and the length of the first limit hole 314 can ensure that the lower end of the punch 31 can move to the lower port of the punching sleeve 32; after the punch 31 is reset upwards, the punching sleeve 32 can move downwards relative to the punch 31 under the action of the first spring 34 until the first pin 33 is located at the lower end position of the first limiting hole 314.

The upper buckling die 4 comprises an upper buckling ejection column 41 and an upper buckling sleeve 42 sleeved on the upper buckling ejection column 41, the upper buckling ejection column 41 is vertically fixed on the workbench 2, the upper buckling sleeve 42 can vertically move relative to the upper buckling ejection column 41, a second spring 43 enabling the upper buckling sleeve 42 to be kept at the upper end of the upper buckling ejection column 41 is arranged between the upper buckling sleeve 42 and the upper buckling ejection column 41, a second elongated limiting hole is formed in the side face of the upper buckling ejection column 41, a second pin shaft is fixed at the lower end of the upper buckling sleeve 42 and penetrates through the second limiting hole, and when the upper buckling sleeve 42 is located at the upper end of the upper buckling ejection column 41, the second pin shaft abuts against the upper hole wall of the second limiting hole and the second spring 43 is in a compression state. The table 2 is provided with a positioning mechanism which can keep the punch sleeve 32 at the lower end position of the punch 31 all the time when the upper buckle die 4 moves to the position right below the punch die 3.

Positioning mechanism includes vertical guide post 5 of fixing on workstation 2 and the positioning fixture block 53 of cover on guide post 5, guide post 5 and last knot mould 4 are located same one side of workstation 2, drift 31 is close to upper end department and is fixed with limiting plate 311, the spacing setting between limiting plate 311 and the punching press sleeve 32 that is located drift 31 lower extreme, positioning fixture block 53's thickness and limiting plate 311 and the interval size between the punching press sleeve 32 that is located drift 31 lower extreme are equivalent, the guide block can reciprocate relative guide post 5 go up when knot mould 4 removes under punching press mould 3 positioning fixture block 53 blocks into between limiting plate 311 and the punching press sleeve 32. The upper end of the guide post 5 is fixed with a limiting nut 51, the guide post 5 is sleeved with a third spring 52, the upper end of the third spring 52 abuts against a positioning fixture block 53 and enables the positioning fixture block 53 to always have the tendency of abutting against the limiting nut 51, and when the positioning fixture block 53 abuts against the limiting nut 51, the positioning fixture block 53 is aligned with the limiting plate 311 and the punching sleeve 32 at intervals. The positioning fixture block 53 is provided with an eccentric convex clamping part 531, the side surface of the guide post 5 is provided with a positioning groove 5a along the axial direction, the positioning fixture block 53 is provided with a guide hole, the guide post 5 penetrates through the guide hole, the inner wall of the guide hole is provided with a guide strip matched with the positioning groove 5a, and the guide strip is slidably connected in the positioning groove 5 a. When the upper cover is buckled, the positioning fixture blocks 53 are clamped between the limiting plate 311 and the punching sleeve 32, when the punch 31 moves downwards, the positioning fixture blocks 53 move downwards along with the limiting plate, when the punching sleeve 32 abuts against the upper buckling sleeve 42, the punching sleeve 32 and the punch 31 are always kept relatively fixed, so that the upper cover and the cloth can be guaranteed to be pressed into the punching sleeve 32, and the upper buckling process is realized.

When in upper buckling, an upper cover and cloth are firstly placed in an upper buckling die 4, wherein the upper cover is sleeved at the top end supported by an upper buckle, the cloth is placed above the upper cover, the cloth is positioned at the inner side of an upper buckling sleeve 42, the diameter of the upper buckling sleeve 42 is matched with the cloth, the cloth can be quickly positioned, after the material is placed, the workbench 2 drives the upper buckling die 4 to move to the position under the stamping die 3, meanwhile, a positioning structure acts on the upper buckling die 4 to enable the stamping sleeve 32 to be kept at the lower end position of a punch 31, then, the punch 31 drives the stamping sleeve 32 to move downwards, the stamping sleeve 32 props against the upper buckling sleeve 42 downwards and enables the upper buckling sleeve 42 to move downwards relative to an upper buckling prop 41, the upper buckling prop 41 props the upper cover and the cloth into the stamping sleeve 32, the punch 31 is clamped in the upper cover and the cloth stamping sleeve 32 after resetting, the upper cover and the cloth are clamped in the stamping sleeve 32, and the upper buckling sleeve 42 is reset through, after the workbench 2 is shifted to the next station, the positioning mechanism is separated from the stamping die 3.

The pressing and buckling mold 7 comprises a pressing and buckling top column 71 and a pressing and buckling mold plate 72 sleeved on the pressing and buckling top column 71, the pressing and buckling top column 71 is vertically fixed on the workbench 2, a pressing and buckling mold plate 72 and a pressing and buckling sleeve are arranged between the pressing and buckling top column 71, so that the pressing and buckling sleeve is kept on a spring four 73 on the pressing and buckling top column 71, the elastic force of the spring four 73 is greater than the elastic force of a spring two 43, an upper edge of an inner hole of the pressing and buckling mold plate 72 is provided with an annular pressing edge chamfer 721, the pressing edge chamfer 721 is an inward-concave arc surface, and the upper edge of the pressing and buckling top column 71 is provided with a flanging chamfer 711. When in pressing, the lower cover is placed at the upper end of the pressing top column 71, the punch 31 moves downwards, the punching sleeve 32 is abutted against the pressing template 72, because the elastic force of the spring four 73 is greater than that of the spring two 43, the punch 31 moves downwards relative to the punching sleeve 32 to push the upper cover and the cloth in the punching sleeve 32 downwards, the edge of the cloth is turned over to the inner side of the back of the upper cover under the guide of the edge-pressing chamfer 721, meanwhile, the edge of the upper cover is also bent inwards under the action of the edge-pressing chamfer 721, the punch 31 and the punching sleeve 32 move downwards synchronously, the spring four 73 is compressed, the pressing template 72 moves downwards, the pressing top column 71 pushes the lower cover into the inner side of the upper cover, the lower cover presses the cloth turned over to the inner side of the back of the upper cover into the upper cover, meanwhile, the edge of the upper cover bent inwards abuts against the flanging chamfer 711, and the turned edge is further turned inwards under the action of the flanging chamfer 711, the lower cover is riveted and fixed on the inner side of the upper cover, the forming of the wrapping cloth button is completed, and the formed wrapping cloth button is positioned in the stamping sleeve 32.

Example two

The structure and principle of this embodiment are basically the same as those of the first embodiment, and different points are as follows: at least two chutes are formed in the side face of the punch along the axial direction, the upper ends of the chutes are penetrated through, the lower ends of the chutes are closed ends, the upper end of the inner wall of the punching sleeve is provided with limiting convex parts in one-to-one correspondence with the chutes, the punching sleeve is sleeved on the punch and connected in the chutes in a sliding mode, a first spring is sleeved on the punch, the lower end of the first spring is abutted against the upper end of the punching sleeve, and the upper end of the first spring is abutted against the punch. The punch is connected with the punching sleeve in a sliding mode through the matching of the limiting convex part and the sliding groove, and the first spring can achieve resetting of the punching sleeve.

The specific embodiments described herein are merely illustrative of the spirit of the invention. Various modifications, additions and substitutions for the specific embodiments described herein may be made by those skilled in the art without departing from the spirit of the invention or exceeding the scope of the invention as defined in the accompanying claims.

Claims (7)

1. The utility model provides a mechanism is detained to falling in infantees machine, infantees machine includes frame (1) and installs workstation (2) in frame (1), the top that lies in workstation (2) in frame (1) is equipped with drift (31) that can reciprocate and cover punching press sleeve (32) on drift (31), its characterized in that, falls to detain the mechanism and detain cover (61) including fixing falling on workstation (2), set up on workstation (2) and detain falling of cover (61) alignment and detain hole (21), punching press sleeve (32) can move along drift (31), the internal diameter that falls to detain cover (61) is greater than the internal diameter of punching press sleeve (32) when drift (31) move down punching press sleeve (32) can with falling to detain cover (61) and support and drift (31) can be buckled ejecting with the infantees that lie in punching press sleeve (32).

2. The button dropping mechanism of a cloth wrapping machine according to claim 1, characterized in that the button dropping sleeve (61) is made of an elastic material.

3. The button dropping mechanism in the cloth wrapping machine according to claim 1, characterized in that the workbench (2) is provided with a fixing ring (62), the button dropping hole (21) is positioned at the inner side of the fixing ring (62), and the lower end of the button dropping sleeve (61) is clamped at the inner side of the fixing ring (62).

4. The button dropping mechanism in the cloth wrapping machine according to claim 1, 2 or 3, characterized in that a first spring (34) is arranged on the punch (31), the upper end of the first spring (34) abuts against the upper end of the punch (31), and the lower end of the first spring (34) abuts against the punching sleeve (32).

5. The button dropping mechanism of the cloth button wrapping machine according to claim 4, characterized in that the punch (31) is provided with a mounting hole (312), the upper opening of the mounting hole (312) is positioned at the upper end of the punch (31), the lower end of the mounting hole (312) is a closed end, a first elongated limiting hole (314) is formed in the side surface of the punch head (31), the first limiting hole (314) penetrates through the mounting hole (312), the length direction of the first limiting hole (314) is arranged along the axial direction of the punch (31), the first spring (34) is positioned in a mounting hole (312), a plug (313) is fixed at an upper opening of the mounting hole (312), the upper end of the first spring (34) abuts against the plug (313), a first pin shaft (33) penetrating through two first limiting holes (314) is fixed on the stamping sleeve (32), and the lower end of the first spring (34) abuts against the first pin shaft (33).

6. The drop button mechanism of the button-wrapping machine according to claim 5, characterized in that the plug (313) is screwed at the upper orifice of the mounting hole (312).

7. The drop button mechanism in the cloth wrapping button machine according to claim 4, characterized in that at least two sliding grooves are formed in the side surface of the punch (31) along the axial direction, the upper ends of the sliding grooves penetrate through the upper ends of the sliding grooves, the lower ends of the sliding grooves are closed ends, the upper end of the inner wall of the punching sleeve (32) is provided with limiting convex parts which correspond to the sliding grooves one by one, the punching sleeve (32) is sleeved on the punch (31), the limiting convex parts are connected in the sliding grooves in a sliding mode, a first spring (34) is sleeved on the punch (31), the lower end of the first spring (34) abuts against the upper end of the punching sleeve (32), and the upper end of the first spring (34) abuts against the punch (31).

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