CN219373969U - Eyelet machine - Google Patents

Abstract

The utility model provides a eyelet machine, which comprises a frame, a rotating shaft, a walking bracket and a pressing plate, wherein a punching needle and a riveting head are arranged on the walking bracket; the rotating shaft is provided with a cam, and the contact roller is contacted with the cam; the upper side and the lower side of the push rod are respectively provided with a roller connecting seat, the roller connecting seat is connected with a guide roller, and the guide roller is respectively contacted with the upper side and the lower side of the push rod; the roller connecting seat is provided with a guide rod, the walking bracket is provided with a guide hole corresponding to the guide rod, and the guide rod is in sliding fit with the guide hole; a spring reset mechanism is arranged between the push rod and the frame. The utility model effectively improves the moving precision of the walking bracket and reduces the resistance of the push rod and the walking bracket during moving.

Description

Eyelet machine

Technical Field

The utility model relates to the technical field of shoemaking equipment, in particular to a eyelet machine.

Background

The eyelet machine is a device capable of automatically punching holes and pressing rivets on shoes. The existing eyelet machine is provided with a walking bracket, a walking bracket transposition mechanism, a material guide belt and a pressing plate, wherein the walking bracket is provided with a punching needle and a riveting head, the punching needle and the riveting head are movably connected to the walking bracket, and the punching needle is driven to move downwards by a jacking mechanism; a jacking mechanism is arranged above the punching needle and the riveting head; the traveling support is driven to horizontally move back and forth through the traveling support transposition mechanism, and the moving transposition of the punching needle and the riveting head is realized through the movement of the traveling support; the nail is buckled in the material guiding belt, and the tail end of the material guiding belt is positioned below the riveting head; the air cylinder is connected to the clamp plate, reciprocates through cylinder drive clamp plate, compresses tightly the processing position on the shoes through the clamp plate, fixes shoes.

When punching and riveting the button, the position of the shoe, which needs to be punched and riveted, is arranged below the punching needle, and the pressing plate moves downwards to fix the shoe; then the punching needle moves downwards under the action of the jacking mechanism, and holes are reserved on the shoes by punching on the shoes through the movement of the punching needle; after punching is completed, the travelling support transposition mechanism drives the travelling support to move and transpose, at the moment, the riveting head can move to the upper part of the hole, and in the transposition process of the riveting head, the riveting head can take out a button from the tail end of the material guiding belt, and the button can be sleeved on the riveting head; when the riveting head moves to the upper part of the hole, the riveting head moves downwards under the drive of the jacking mechanism and rivets the button in the hole; after the button riveting is finished, the walking bracket transposition mechanism drives the walking bracket to return to the original position, the upper garment is pressed, and the shoes are loosened; the processing of the next hole and the riveting of the button are carried out in the same way.

When the existing walking support driving mechanism drives the walking support to move, the problem of poor moving precision and large moving resistance exists.

Disclosure of Invention

The utility model aims to solve the defects in the prior art and provides a eyelet machine.

The utility model aims at realizing the following technical scheme: the eyelet machine comprises a frame, a rotating shaft, a walking bracket and a pressing plate, wherein a punching needle and a riveting head are arranged on the walking bracket; the rotating shaft is provided with a cam, and the contact roller is contacted with the cam; the upper side and the lower side of the push rod are respectively provided with a roller connecting seat, the roller connecting seat is connected with a guide roller, and the guide roller is respectively contacted with the upper side and the lower side of the push rod; the roller connecting seat is provided with a guide rod, the walking bracket is provided with a guide hole corresponding to the guide rod, and the guide rod is in sliding fit with the guide hole; a spring reset mechanism is arranged between the push rod and the frame.

In the utility model, the rotating shaft is connected with the motor, and the motor drives the rotating shaft to rotate so as to drive the cam on the rotating shaft to rotate; the contact roller on the push rod is tightly contacted with the contour surface of the cam under the action of the spring reset mechanism, so that the contact roller rolls along the contour surface of the cam when the cam rotates, the rotation of the cam is converted into horizontal movement of the push rod, the push rod is used for directly pushing the walking bracket, and the movement of the walking bracket and the movement transposition of the punching needle and the riveting head are realized; in the utility model, the moving stroke of the push rod directly depends on the contour surface of the cam, and the existing cam can obtain very high contour precision through the processing of a numerical control machine tool, so that the moving precision of the walking bracket can be effectively improved; and the upper side and the lower side of the push rod are in rolling contact with the guide roller, so that the resistance of the push rod and the walking bracket during movement is effectively reduced.

Preferably, the spring return mechanism comprises a return spring and a spring fixing rod arranged on the push rod, one end of the return spring is connected with the spring fixing rod, and the other end of the return spring is connected with the frame.

Preferably, the frame is provided with a spring connecting hole, and one end of the return spring, which is far away from the spring fixing rod, is connected with the spring connecting hole in the frame.

Preferably, a fixed block is arranged on the frame, a through hole is arranged on the fixed block, and the guide rod passes through the through hole.

Preferably, the frame is provided with a guide rail and a fixed plate, and the pressing plate is connected to the guide rail in a sliding way; the fixed plate is provided with an electromagnetic push rod for pushing the pressing plate to move up and down. In the traditional eyelet machine, the up-and-down movement of the pressing plate is driven by an air cylinder, and the operation of the air cylinder needs to be carried out by a compressed air tank or an air pump and other matched devices, so that the volume and the cost of the whole equipment can be increased; in the utility model, the electromagnetic push rod is adopted to push the pressing plate to move up and down, the electromagnetic push rod can operate after being electrified without using an air pump or other configuration devices, and the cost of the whole equipment is reduced.

The beneficial effects of the utility model are as follows: the utility model effectively improves the moving precision of the walking bracket and reduces the resistance of the push rod and the walking bracket during moving.

Drawings

FIG. 1 is a schematic view of one of the directions of the present utility model.

Fig. 2 is a schematic view of another direction of the present utility model.

Fig. 3 is a schematic view of the structure of the present utility model at the position of the walking support.

Fig. 4 is a schematic view of the structure of the present utility model at the position of the pressure plate.

In the figure: 1. the machine comprises a frame, 2, a rotating shaft, 3, a walking support, 4, a punching needle, 5, a riveting head, 6, a guide belt, 7, a pressing plate, 8, an electromagnetic push rod, 10, a spring connecting hole, 11, a push rod, 12, a contact roller, 13, a cam, 14, a fixed block, 15, a roller connecting seat, 16, a guide rod, 17, a guide roller, 18, a spring fixed rod, 19, a return spring, 20, a fixed plate, 21 and a guide rail.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which are derived by a person skilled in the art based on the embodiments of the utility model, fall within the scope of protection of the utility model.

It will be appreciated by those skilled in the art that in the present disclosure, the terms "longitudinal," "transverse," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," etc. refer to an orientation or positional relationship based on that shown in the drawings, which is merely for convenience of description and to simplify the description, and do not indicate or imply that the apparatus or elements referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore the above terms should not be construed as limiting the present utility model.

It will be understood that the terms "a" and "an" should be interpreted as referring to "at least one" or "one or more," i.e., in one embodiment, the number of elements may be one, while in another embodiment, the number of elements may be plural, and the term "a" should not be interpreted as limiting the number.

As shown in fig. 1-4, the eyelet machine comprises a frame 1, a rotating shaft 2, a walking bracket 3, a pressing plate 7 and a material guiding belt 6, wherein a punching needle 4 and a riveting head 5 are arranged on the walking bracket 3. The walking bracket 3 is provided with a push rod 11, and one end of the push rod 11 far away from the walking bracket 3 is connected with a contact roller 12.

The rotating shaft 2 is provided with a cam 13, and the contact roller 12 is contacted with the cam 13. The rotating shaft 2 is connected with a motor, and the motor drives the rotating shaft 2 to rotate, so as to drive the cam 13 on the rotating shaft 2 to rotate. The upper and lower both sides of push rod 11 are equipped with gyro wheel connecting seat 15 respectively, and gyro wheel connecting seat 15 is fixed to be set up in frame 1, is connected with guide roller 17 on the gyro wheel connecting seat, and guide roller 17 contacts with the upper and lower both sides of push rod 11 respectively. The roller connecting seat 15 is provided with a guide rod 16, the walking bracket 3 is provided with a guide hole corresponding to the guide rod 16, and the guide rod 16 is in sliding fit with the guide hole. The frame 1 is provided with a fixed block 14, the fixed block 14 is provided with a through hole, and the guide rod 16 passes through the through hole.

A spring reset mechanism is arranged between the push rod 11 and the frame 1. The spring return mechanism comprises a return spring 19 and a spring fixing rod 18 arranged on the push rod 11, one end of the return spring 19 is connected with the spring fixing rod 18, and the other end of the return spring 19 is connected with the frame 1. Wherein, be equipped with spring coupling hole 10 on frame 1, return spring 19 keeps away from spring dead lever 18's one end and links to each other with spring coupling hole 10 on frame 1. The return spring 19 exerts a resilient pulling force on the push rod towards the cam side, enabling the contact roller on the push rod to tightly contact the profile surface on the cam.

The machine frame 1 is provided with a guide rail 21 and a fixed plate 20, the guide rail 21 is arranged along the vertical direction, the pressing plate 7 is connected to the guide rail 21 in a sliding manner, and the pressing plate 7 can move up and down along the guide rail 21; the fixed plate 20 is provided with an electromagnetic push rod 8 for pushing the pressing plate 7 to move up and down. In the traditional eyelet machine, the up-and-down movement of the pressing plate is driven by an air cylinder, and the operation of the air cylinder needs to be carried out by a compressed air tank or an air pump and other matched devices, so that the volume and the cost of the whole equipment can be increased; in the utility model, the electromagnetic push rod is adopted to push the pressing plate to move up and down, the electromagnetic push rod can operate after being electrified without using an air pump or other configuration devices, and the cost of the whole equipment is reduced.

In the utility model, the contact roller on the push rod is tightly contacted with the contour surface of the cam under the action of the spring reset mechanism, so that the contact roller rolls along the contour surface of the cam when the cam rotates, thereby converting the rotation of the cam into the horizontal movement of the push rod, and the push rod is used for directly pushing the walking bracket, thereby realizing the movement of the walking bracket and the movement transposition of the punching needle and the riveting head; in the utility model, the moving stroke of the push rod directly depends on the contour surface of the cam, and the existing cam can obtain very high contour precision through the processing of a numerical control machine tool, so that the moving precision of the walking bracket can be effectively improved; and the upper side and the lower side of the push rod are in rolling contact with the guide roller, so that the resistance of the push rod and the walking bracket during movement is effectively reduced.

The present utility model is not limited to the above-described preferred embodiments, and any person who can obtain other various products under the teaching of the present utility model, however, any change in shape or structure of the product is within the scope of the present utility model, and all the products having the same or similar technical solutions as the present application are included.

Claims (5)

1. The eyelet machine comprises a frame, a rotating shaft, a walking bracket and a pressing plate, wherein a punching needle and a riveting head are arranged on the walking bracket; the rotating shaft is provided with a cam, and the contact roller is contacted with the cam; the upper side and the lower side of the push rod are respectively provided with a roller connecting seat, the roller connecting seat is connected with a guide roller, and the guide roller is respectively contacted with the upper side and the lower side of the push rod; the roller connecting seat is provided with a guide rod, the walking bracket is provided with a guide hole corresponding to the guide rod, and the guide rod is in sliding fit with the guide hole; a spring reset mechanism is arranged between the push rod and the frame.

2. The eyelet machine of claim 1 wherein said spring return mechanism comprises a return spring, a spring retainer disposed on the pushrod, one end of the return spring being connected to the spring retainer, and the other end of the return spring being connected to the frame.

3. The eyelet machine of claim 2 wherein said housing has spring attachment openings and wherein the end of said return spring remote from said spring retainer bar is connected to said spring attachment openings in said housing.

4. The eyelet machine of claim 1 wherein said frame is provided with a fixed block having a through hole through which the guide rod passes.

5. The eyelet machine of any one of claims 1-4 wherein said frame has a rail, a fixed plate, and a platen slidably attached to the rail; the fixed plate is provided with an electromagnetic push rod for pushing the pressing plate to move up and down.