CN219851946U - Multi-material simultaneous ejection mechanism - Google Patents

Abstract

The utility model discloses a simultaneous ejection mechanism for multiple materials, which belongs to the technical field of cold heading machines and comprises a fixed plate, wherein a sliding block is connected to the fixed plate in a sliding way, one side end of the sliding block is fixedly connected with a plurality of fixed rods, one end of the plurality of fixed rods, which is far away from the sliding block, is fixedly connected with a push plate, one side of the sliding block, which is far away from the push plate, is provided with a driving mechanism, the driving mechanism is used for pushing the sliding block to move so as to enable the push plate to eject the multiple materials, and the push plate is provided with a thimble mechanism, which is used for secondarily ejecting the multiple materials, so that the materials are conveniently discharged from equipment; in this scheme, utilize the ejector pad of large tracts of land simultaneously ejecting many materials earlier, then the rethread a plurality of roof is ejecting the material secondary, ejector pad and a plurality of thimble cooperation liftout not only can prevent cold heading machine card material, reduces the liftout time of a plurality of roof simultaneously to the life of a plurality of roof is prolonged.

Description

Multi-material simultaneous ejection mechanism

Technical Field

The utility model relates to the technical field of cold heading machines, in particular to a simultaneous ejection mechanism for multiple materials.

Background

The cold header is special equipment mainly used for mass production of fasteners such as nuts and bolts, and after products are formed, the cold header needs to eject materials out of the cold header, so that ejection mechanisms are arranged on most of the cold header for ejection.

At present, a common ejection mechanism ejects materials by using a thimble, a part of ejection mechanism ejects a plurality of materials simultaneously by using a large-area ejector block, the ejector pin is easy to break off in a long-time use mode, the service life of the thimble is shorter, the large-area ejector block can stably push the materials for a long time, but is difficult to enter a discharge hole of a cold header, the tail end of the materials are blocked in the cold header, and falling is influenced, so the utility model provides the multi-support material simultaneous ejection mechanism.

Disclosure of Invention

1. Technical problem to be solved

Aiming at the problems in the prior art, the utility model aims to provide a multi-material simultaneous ejection mechanism, which aims to solve the problems that the ejector pins are easy to break in a long-time use mode of ejector pin ejection in the prior art, the service life of the ejector pins is shorter, a large-area ejector block can stably push materials for a long time, but is difficult to enter a discharge hole of a cold header, and the tail ends of the materials are blocked in the cold header to influence falling.

2. Technical proposal

In order to solve the problems, the utility model adopts the following technical scheme:

the utility model provides a many materials ejection mechanism simultaneously, includes the fixed plate, sliding connection has the slider on the fixed plate, a plurality of dead levers of one side fixedly connected with of slider, a plurality of the one end fixedly connected with push pedal of slider is kept away from to the dead lever, one side that the push pedal was kept away from to the slider is provided with actuating mechanism, actuating mechanism is used for promoting the slider and removes makes the push pedal ejecting with many materials, be provided with thimble mechanism in the push pedal, thimble mechanism is used for ejecting many materials secondary, the material of being convenient for discharges in the equipment.

As a preferable scheme of the utility model, the driving mechanism comprises a connecting rod, an eccentric disc and two transmission shafts, wherein the connecting rod is movably hinged on the sliding block through a hinge shaft, the eccentric disc is rotatably connected to one end of the connecting rod, which is far away from the sliding block, through a rotating shaft, and the two transmission shafts are respectively and fixedly connected to two ends of the eccentric disc.

As a preferable scheme of the utility model, the thimble mechanism comprises a sliding plate, a plurality of thimbles and two top plates, wherein the sliding plate is connected to the plurality of fixed rods in a sliding way, the thimbles are fixedly connected to one end of the sliding plate far away from the sliding block, the thimbles movably penetrate through the push plate, the two top plates are respectively and movably hinged to two side ends of the push plate through hinge shafts, and one ends of the two top plates are contacted with the sliding plate.

As a preferable scheme of the utility model, the outer surfaces of the fixing rods are sleeved with springs, and the springs are positioned between the sliding plate and the pushing plate.

As an optimal scheme of the utility model, the bottom end of the sliding block is fixedly connected with a plurality of sliding strips, a plurality of sliding grooves are cut on the fixed plate, and the sliding strips are respectively and slidably connected in the sliding grooves.

As a preferable scheme of the utility model, one end of the push plate far away from the sliding block is cut with a placing groove, and rubber anti-collision blocks are fixedly connected in the two placing grooves.

3. Advantageous effects

Compared with the prior art, the utility model has the advantages that:

(1) The actuating mechanism controls the start of whole ejection mechanism, make ejection mechanism carry out the stable promotion of many materials through the push pedal earlier, with ejecting simultaneously of many materials, when the push pedal moved forward with cold heading machine contact, ejector pin mechanism secondary start, utilize a plurality of ejector pins to push out many materials simultaneously from the cold heading machine in, in this scheme, firstly utilize the push pedal of large tracts of land to push out many materials simultaneously, then the rethread a plurality of roof is ejecting with the material secondary, push pedal and a plurality of ejector pin cooperation liftout, not only can prevent cold heading machine card material, reduce the liftout time of a plurality of roof simultaneously, thereby the life of a plurality of roof is prolonged.

Drawings

FIG. 1 is a front view of the present utility model;

FIG. 2 is a perspective view of the present utility model;

FIG. 3 is an exploded view of the present utility model;

fig. 4 is a perspective view of a part of the structure in the present utility model.

The reference numerals in the figures illustrate:

1. a fixing plate; 2. a slide block; 3. a fixed rod; 4. a push plate; 5. a slide bar; 6. a chute; 701. a connecting rod; 702. an eccentric disc; 703. a transmission shaft; 801. a slide plate; 802. a thimble; 803. a top plate; 9. a spring; 10. a mounting groove; 11. rubber crashproof blocks.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the drawings in the embodiments of the present utility model. It is apparent that the described embodiments are only some embodiments of the present utility model, not all embodiments, and that all other embodiments obtained by persons of ordinary skill in the art without making creative efforts based on the embodiments in the present utility model are within the protection scope of the present utility model.

In the description of the present utility model, it should be noted that the positional or positional relationship indicated by the terms such as "upper", "lower", "inner", "outer", "top/bottom", etc. are based on the positional or positional relationship shown in the drawings, are merely for convenience of describing the present utility model and simplifying the description, and do not indicate or imply that the apparatus or elements referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus should not be construed as limiting the present utility model. Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "configured to," "engaged with," "connected to," and the like are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.

Examples:

referring to fig. 1-4, a simultaneous ejection mechanism for multiple materials comprises a fixing plate 1, wherein a sliding block 2 is slidably connected to the fixing plate 1, one side end of the sliding block 2 is fixedly connected with a plurality of fixing rods 3, one end of the plurality of fixing rods 3 away from the sliding block 2 is fixedly connected with a push plate 4, one side of the sliding block 2 away from the push plate 4 is provided with a driving mechanism, the driving mechanism is used for pushing the sliding block 2 to move so that the push plate 4 ejects the multiple materials, and a thimble mechanism is arranged on the push plate 4 and is used for secondarily ejecting the multiple materials so as to facilitate the discharge of the materials from equipment.

In this embodiment, when ejecting ejection of compact is carried out to the material on the cold header, control slider 2 through actuating mechanism and reciprocate on fixed plate 1, slider 2 moves forward and promotes push pedal 4 through a plurality of dead levers 3, and push pedal 4 moves forward and pushes away the material, makes many materials ejecting simultaneously, and when push pedal 4 moves forward and contacts with the cold header, ejector pin mechanism carries out the secondary and promotes, ejects many materials in the cold header from the cold header in, avoids many materials card in the cold header.

Specifically, the driving mechanism includes a connecting rod 701, an eccentric disc 702 and two transmission shafts 703, the connecting rod 701 is movably hinged on the sliding block 2 through a hinge shaft, the eccentric disc 702 is rotatably connected to one end of the connecting rod 701 far away from the sliding block 2 through a rotation shaft, and the two transmission shafts 703 are respectively and fixedly connected to two ends of the eccentric disc 702.

In this embodiment, the two transmission shafts 703 can control the eccentric disc 702 to rotate, and when the eccentric disc 702 rotates, one end of the connecting rod 701 is driven to move by the rotation shaft, so as to realize push-pull reciprocating movement of the slider 2.

Specifically, the ejector pin mechanism includes a sliding plate 801, a plurality of ejector pins 802 and two top plates 803, the sliding plate 801 is slidably connected to the plurality of fixing rods 3, the plurality of ejector pins 802 are fixedly connected to one end of the sliding plate 801 far away from the sliding block 2, the plurality of ejector pins 802 movably penetrate through the push plate 4, the two top plates 803 are movably hinged to two side ends of the push plate 4 through hinge shafts respectively, and one ends of the two top plates 803 are in contact with the sliding plate 801.

In this embodiment, the push plate 4 contacts with the cold header when ejecting the multiple materials, meanwhile, the two top plates 803 also contact with the cold header to rotate, the two top plates 803 rotate reversely, the other end jacks up the sliding plate 801, so that the sliding plate 801 slides on the multiple fixing rods 3, the sliding plate 801 enables the multiple ejector pins 802 to penetrate through the push plate 4 and enter the discharge hole of the cold header, multiple materials are ejected from the cold header, and jamming is avoided, wherein the circumferential diameter of the multiple ejector pins 802 is smaller than the cross section of the materials, the multiple materials cannot contact with the multiple ejector pins 802 when the push plate 4 pushes the multiple materials, after the multiple ejector pins 802 are ejected to penetrate through the push plate 803, the multiple ejector pins 802 contact with the multiple materials, the two top plates 803 are in an initial state in fig. 1, and the rotation directions of the two top plates 803 and the push plate 4 are limited by the rotation axes between the two top plates, so that one ends of the two top plates 803 far away from the sliding plate 801 cannot rotate in the direction close to each other.

Specifically, the outer surfaces of the fixing rods 3 are sleeved with springs 9, and the springs 9 are located between the sliding plate 801 and the pushing plate 4.

In this embodiment, the plurality of springs 9 can enable the sliding plate 801, the plurality of ejector pins 802 and the two top plates 803 to reset rapidly after the pushing is completed, so that the next batch of material can be ejected again conveniently.

Specifically, the bottom end of the sliding block 2 is fixedly connected with a plurality of sliding strips 5, a plurality of sliding grooves 6 are cut on the fixed plate 1, and the sliding strips 5 are respectively and slidably connected in the sliding grooves 6.

In this embodiment, the slider 2 slides stably on the fixed plate 1 through the sliding connection of the plurality of slide bars 5 and the plurality of slide grooves 6.

Specifically, the push pedal 4 has cut the standing groove 10 far away from the one end of slider 2, all fixedly connected with rubber crashproof piece 11 in two standing grooves 10.

In this embodiment, when the push plate 4 contacts with the cold header, the two rubber anti-collision blocks 11 in the two placing grooves 10 will contact with the cold header first, and the two rubber anti-collision blocks 11 have a certain protection effect, so as to avoid damage caused by overlarge impact between the push plate 4 and the cold header.

Working principle: when ejecting ejection of materials on the cold header, the eccentric disc 702 is controlled to rotate through the two transmission shafts 703, one end of the connecting rod 701 is driven to move through the rotating shaft when the eccentric disc 702 rotates, the sliding block 2 slides back and forth on the fixed plate 1, the sliding block 2 moves forward to push the pushing plate 4 through the plurality of fixed rods 3, the pushing plate 4 moves forward to push materials, a plurality of materials are ejected simultaneously, when the pushing plate 4 moves forward to contact with the cold header, the two top plates 803 also rotate in contact with the cold header, the two top plates 803 rotate reversely, the other end can jack the sliding plate 801, the sliding plate 801 slides on the plurality of fixed rods 3, the sliding plate 801 enables the plurality of ejector pins 802 to penetrate through the pushing plate 4 and enter a discharge hole of the cold header, a plurality of materials are ejected from the cold header, and the plurality of materials are prevented from being blocked in the cold header.

The foregoing is only a preferred embodiment of the present utility model, but the scope of the present utility model is not limited thereto, and any person skilled in the art, who is within the scope of the present utility model, should make equivalent substitutions or modifications according to the technical solution and the modified concept thereof, within the scope of the present utility model.

Claims (6)

1. The utility model provides a many material ejection mechanism simultaneously, includes fixed plate (1), its characterized in that: the utility model discloses a material ejection device, including fixed plate (1), sliding connection has slider (2), a plurality of dead levers (3) of one side fixedly connected with of slider (2), a plurality of one end fixedly connected with push pedal (4) that slider (3) kept away from slider (2), one side that push pedal (4) was kept away from to slider (2) is provided with actuating mechanism, actuating mechanism is used for promoting slider (2) removal messenger push pedal (4) with many material ejection, be provided with thimble mechanism on push pedal (4), thimble mechanism is used for ejecting many materials secondary, the material of being convenient for discharges in the equipment.

2. A multiple material simultaneous ejection mechanism according to claim 1, wherein: the driving mechanism comprises a connecting rod (701), an eccentric disc (702) and two transmission shafts (703), wherein the connecting rod (701) is movably hinged to the sliding block (2) through a hinge shaft, the eccentric disc (702) is rotatably connected to one end, far away from the sliding block (2), of the connecting rod (701) through a rotating shaft, and the two transmission shafts (703) are respectively and fixedly connected to two ends of the eccentric disc (702).

3. A multiple material simultaneous ejection mechanism according to claim 2, wherein: the ejector pin mechanism comprises a sliding plate (801), a plurality of ejector pins (802) and two top plates (803), wherein the sliding plate (801) is slidably connected to a plurality of fixing rods (3), the ejector pins (802) are fixedly connected to one end, far away from the sliding block (2), of the sliding plate (801), the ejector pins (802) are movably penetrated through the pushing plate (4), the two top plates (803) are movably hinged to two side ends of the pushing plate (4) through hinge shafts respectively, and one ends of the two top plates (803) are in contact with the sliding plate (801).

4. A multiple material simultaneous ejection mechanism according to claim 3, wherein: the outer surfaces of the fixing rods (3) are sleeved with springs (9), and the springs (9) are located between the sliding plate (801) and the pushing plate (4).

5. The simultaneous multi-material ejection mechanism of claim 4, wherein: the bottom fixedly connected with a plurality of draw runner (5) of slider (2), the cutting has a plurality of spouts (6) on fixed plate (1), and a plurality of draw runner (5) sliding connection respectively in a plurality of spouts (6).

6. The simultaneous multi-material ejection mechanism of claim 5, wherein: one end of the push plate (4) far away from the sliding block (2) is provided with a placement groove (10), and rubber anti-collision blocks (11) are fixedly connected in the two placement grooves (10).