CN217570745U - Bending device of anti-bending chain plate - Google Patents

Abstract

The utility model discloses a bending device of an anti-bending chain plate, which comprises a die handle and a lower clamp plate, wherein the bottom wall of the die handle is fixedly connected with an upper cushion block, the lower end of the upper cushion block is fixedly provided with an upper die base, the bottom wall of the upper die base is fixedly connected with an upper die, and the lower end of the upper die is provided with a stamping buffer mechanism; the stamping buffer mechanism comprises an elastic ejecting block fixedly connected to the top of the lower clamping plate, and an upper clamping plate fixedly connected to the top of the elastic ejecting block. The utility model discloses a place the link joint and realize bending to the link joint on the floating block, simultaneously through the lower mould, cooperation setting between wedge and the die cavity realizes bending to the quick punching press of link joint, has reached the effect of stable punching press, has improved the efficiency of bending, realize moving down link joint and floating block along the inside synchronization of lower mould through the down punching press link joint in-process of last mould, set up the effective buffering of realization to the link joint punching press in-process through the cooperation between die cavity, the ejector pin simultaneously, reached the effect that improves the link joint quality of bending.

Description

Bending device of anti-bending chain plate

Technical Field

The utility model relates to a link joint technical field that bends especially relates to a bending device of anti-bending link joint.

Background

The chain plate has the characteristics of high load capacity, durability and the like, and is widely used for the on-line conveying of automatic conveying, distribution and packaging of food, cans, cosmetics, medicines and the like.

The bending device of the existing anti-bending chain plate has the following technical defects when in use: in the chain plate punching press shaping process of bending, the descending dynamics of going up the mould is difficult to control to lead to the punching press dynamics of bending to too big messenger's chain plate fracture, seriously influenced the effect of bending of product, meanwhile, buffering effect is poor when lower mould chamber position is fixed, thereby makes the precision of bending receive the influence, has influenced the processingquality of chain plate, remains to improve.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects of overlarge impact force and poor buffering effect in the prior art, and providing a bending device for a bending-proof chain plate.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a bending device of an anti-bending chain plate comprises a die handle and a lower clamping plate, wherein the bottom wall of the die handle is fixedly connected with an upper cushion block, the lower end of the upper cushion block is fixedly provided with an upper die base, the bottom wall of the upper die base is fixedly connected with an upper die, and the lower end of the upper die is provided with a stamping buffer mechanism;

the stamping buffer mechanism comprises an elastic ejector block fixedly connected to the top of the lower clamp plate, an upper clamp plate fixedly connected to the top of the elastic ejector block, two ejector rods fixedly connected to the top of the upper clamp plate, a bottom plate is sleeved on the top of the ejector rods in a sliding mode, a lower cushion block fixedly connected to the top of the bottom plate, a lower die is fixedly mounted on the top of the lower cushion block, a die cavity is formed in the lower die, and a floating block is mounted in the die cavity in a sliding mode.

Preferably, the top end of the lower die is provided with a wedge-shaped surface, and the bottom tail end of the wedge-shaped surface is communicated with the right opening of the cavity.

Preferably, the cross sections of the floating block and the cavity are the same, the floating block can slide along the vertical direction in the cavity, and two limiting grooves are symmetrically formed in the floating block.

Preferably, the tail end of the ejector rod penetrates through and extends into the limiting grooves, and the diameter values of the two limiting grooves are smaller than that of the ejector rod.

Preferably, an inclined opening is formed in one side, close to the wedge-shaped surface, of the bottom wall of the upper die, and the slope value of the inclined opening is consistent with that of the wedge-shaped surface.

Compared with the prior art, the beneficial effects of the utility model are that:

1. the utility model discloses a place the link joint and realize bending to the link joint on the slider, set up through the cooperation between lower mould, wedge and the die cavity simultaneously and realize bending to the quick punching press of link joint, reached the effect of stable punching press, improved the efficiency of bending.

2. The utility model discloses a go up the down punching press link joint in-process of mould and realize moving down link joint and slider along the inside synchronization of lower mould, set up the effective buffering of realization to the link joint punching press in-process through the cooperation between die cavity, the ejector pin simultaneously, reached the effect that improves the link joint quality of bending.

3. The utility model discloses a setting up of the inside wedge face of seting up of lower mould realizes treating the regional synchronous punching press of bending to the link joint and bends, realizes the punching press of bending when link joint stamping forming, is showing the efficiency of bending that has improved the link joint, has guaranteed product quality.

4. The utility model discloses a down punching press is bent last cushion and the effective buffer protection of in-process of bending to the link joint punching press of in-process of bending of in-process of cushion, and the effort that sets up through the cooperation between punch holder, bullet kicking block and the lower plate simultaneously and realize bending in-process mould bottom to the punching press is equallyd divide, has further improved the stability of the punching press in-process of bending.

Drawings

Fig. 1 is a schematic perspective view of a bending apparatus of an anti-bending link plate according to the present invention;

fig. 2 is a schematic view of a cross-sectional structure of a bending device of an anti-bending chain plate provided by the utility model;

fig. 3 is a schematic view of a lower die overlooking structure in the bending device of the anti-bending chain plate provided by the utility model;

fig. 4 is the utility model provides a slider spatial structure schematic diagram in bending device of anti-bending link joint.

In the figure: 1. a die shank; 2. an upper cushion block; 3. an upper die holder; 4. an upper die; 5. a lower die; 51. a wedge-shaped surface; 52. a cavity; 6. a slider; 61. a limiting groove; 7. a lower cushion block; 8. a base plate; 9. a top rod; 10. an upper splint; 11. ejecting a top block; 12. and (5) a lower splint.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

In the description of the present invention, it should be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Example one

Referring to fig. 1-4, the bending device of the anti-bending chain plate comprises a die handle 1 and a lower clamping plate 12, wherein the bottom wall of the die handle 1 is fixedly connected with an upper cushion block 2, the lower end of the upper cushion block 2 is fixedly provided with an upper die holder 3, the bottom wall of the upper die holder 3 is fixedly connected with an upper die 4, and the lower end of the upper die 4 is provided with a stamping buffer mechanism;

the punching buffering mechanism comprises an elastic ejection block 11 fixedly connected to the top of a lower clamping plate 12, an upper clamping plate 10 is fixedly connected to the top of the elastic ejection block 11, two ejector rods 9 are fixedly connected to the top of the upper clamping plate 10, a bottom plate 8 is sleeved on the top ends of the ejector rods 9 in a sliding mode, a lower cushion block 7 is fixedly connected to the top of the bottom plate 8, synchronous downward movement of a chain plate and a floating block 6 along the interior of the lower die 5 is achieved in the downward chain plate punching process of an upper die 4, meanwhile effective buffering in the chain plate punching process is achieved through matching arrangement between a cavity 52 and the ejector rods 9, the effect of improving the chain plate bending quality is achieved, a lower die 5 is fixedly installed at the top of the lower cushion block 7, the cavity 52 is formed in the lower die 5, the floating block 6 is installed in the cavity 52 in the lower die 5 in a sliding mode, the chain plate is placed on the floating block 6 in the cavity 52 in the lower die 5 before punching and bending, open punching press mechanism and realize going down of mould 4, and then realize bending the punching press of link joint, the punching press in-process moves down along with last mould 4 lasts, and then make the spacing groove 61 of slider 6 both sides slide along the inside of ejector pin 9, thereby make lower mould 5 and slider 6 take place the relative slip, and then realize slider 6 and the synchronous inside gliding along lower mould 5 of link joint, thereby make link joint stamping forming, link joint punching press bending shaping back, make and go up mould 4 and move up, the lower mould 5 that originally shifts up resumes initial position, take out the link joint after the punching press was accomplished after then, realize bending the link joint through placing the link joint on slider 6, simultaneously through lower mould 5, the quick punching press of link joint is bent in the cooperation setting between wedge face 51 and the die cavity 52, the effect of stable punching press has been reached, bending efficiency is improved.

Example two

Referring to fig. 1 to 4, the embodiment is substantially the same as the first embodiment, and is more optimized in that a wedge-shaped surface 51 is formed at the top end of a lower die 5, the bottom end of the wedge-shaped surface 51 is communicated with a right opening of a cavity 52, and the wedge-shaped surface 51 and an oblique opening of the bottom wall of an upper die 4 are in mutual extrusion contact with each other in the downward moving process of the lower die 5 and a floating block 6, so that two link plates are bent and formed, a region of the link plate to be bent is synchronously stamped and bent through the arrangement of the wedge-shaped surface 51 formed in the lower die 5, the bending and stamping are performed while the link plate is stamped, the bending efficiency of the link plate is remarkably improved, and the product quality is ensured;

the cross sections of the floating block 6 and the cavity 52 are the same, the floating block 6 can slide along the inside of the cavity 52 in the vertical direction, and two limiting grooves 61 are symmetrically formed in the floating block 6 to ensure that the floating block 6 can move along the inside of the cavity 52, so that the chain plate is positioned, stamped and bent;

the tail end of the ejector rod 9 penetrates and extends into the limiting grooves 61, the diameter values of the two limiting grooves 61 are smaller than that of the ejector rod 9, the limiting grooves 61 in the floating block 6 are ensured to slide along the ejector rod 9, and therefore the relative motion of the floating block 6 and the cavity 52 is achieved;

an inclined opening is formed in one side, close to the wedge-shaped surface 51, of the bottom wall of the upper die 4, the slope value of the inclined opening is consistent with that of the wedge-shaped surface 51, bending plasticity of the side wall of the chain plate in the downward moving, stamping and bending process is guaranteed, and synchronous bending of the surface of the anti-bending chain plate is guaranteed after forming.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims (5)

1. The bending device of the anti-bending chain plate comprises a die handle (1) and a lower clamping plate (12), and is characterized in that the bottom wall of the die handle (1) is fixedly connected with an upper cushion block (2), the lower end of the upper cushion block (2) is fixedly provided with an upper die holder (3), the bottom wall of the upper die holder (3) is fixedly connected with an upper die (4), and the lower end of the upper die (4) is provided with a stamping buffer mechanism;

punching press buffer includes bullet kicking block (11) of fixed connection at lower plate (12) top, the top fixedly connected with punch holder (10) of bullet kicking block (11), the top fixed connection of punch holder (10) is connected with two ejector pins (9), bottom plate (8) have been cup jointed in the top slip of ejector pin (9), cushion (7) under the top fixedly connected with of bottom plate (8), the top fixed mounting of lower cushion (7) has lower mould (5), die cavity (52) have been seted up to the inside of lower mould (5), the inside slidable mounting of die cavity (52) has floating block (6).

2. The bending apparatus of an anti-bending link plate according to claim 1, wherein: the top end of the lower die (5) is provided with a wedge-shaped surface (51), and the tail end of the bottom of the wedge-shaped surface (51) is communicated with the right opening of the cavity (52).

3. The bending apparatus of an anti-bending link plate according to claim 1, wherein: the cross section of the floating block (6) is the same as that of the cavity (52), the floating block (6) can slide along the vertical direction in the cavity (52), and two limiting grooves (61) are symmetrically formed in the floating block (6).

4. The bending apparatus of an anti-bending link plate according to claim 1 or 3, wherein: the tail end of the ejector rod (9) penetrates through the inner part of the limiting groove (61) and extends to the inner part of the limiting groove, and the diameter value of the two limiting grooves (61) is smaller than that of the ejector rod (9).

5. The bending apparatus of an anti-bending link plate according to claim 1, wherein: an inclined opening is formed in one side, close to the wedge-shaped surface (51), of the bottom wall of the upper die (4), and the slope value of the inclined opening is consistent with that of the wedge-shaped surface (51).

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