CN220659032U - Expansion assembly triangle connection iron sheet precision blanking die - Google Patents

Abstract

The utility model discloses a precise blanking die for triangular connection iron sheets of an expansion assembly, which comprises a lower die plate; the lower punch is vertically arranged above the lower die plate, a base plate is fixedly arranged at the lower end of the lower punch above the lower die plate, and a placing plate is slidably arranged at the upper end of the lower punch; the upper punch is vertically arranged right above the lower punch in a lifting manner; the pressing plate is arranged above the placing plate, the pressing plate is connected with the upper punch in a sliding manner, an inner guide mechanism is arranged between the pressing plate and the base plate, and a connecting plate is arranged above the pressing plate; the utility model can solve the problems that burrs are formed at the blanking edge of the triangular connecting iron sheet of the existing expansion assembly by adopting laser cutting, chamfering treatment is required, and the efficiency is low and the cost is high.

Description

Expansion assembly triangle connection iron sheet precision blanking die

Technical Field

The utility model relates to the technical field of stamping dies, in particular to a precise blanking die for triangular connection iron sheets of an expansion assembly.

Background

At present, the processing of expansion assembly triangle connection iron sheet adopts laser cutting processing to accomplish, and the product edge produces the burr easily, influences product quality, and machining efficiency is low simultaneously, and manufacturing cost is high, so accomplish expansion assembly triangle connection iron sheet unloading through stamping die to the iron sheet and satisfy present processing operation requirement.

Disclosure of Invention

The utility model provides a precise blanking die for triangular connection iron sheets of an expansion assembly, which can solve the problems that burrs are formed at blanking edges of triangular connection iron sheets of the existing expansion assembly by adopting laser cutting, chamfering is needed, and the efficiency is low and the cost is high.

In order to achieve the above purpose, the present utility model provides the following technical solutions: a precise blanking die for triangular connection iron sheets of an expansion assembly comprises a lower die plate; the lower punch is vertically arranged above the lower die plate, a base plate is fixedly arranged at the lower end of the lower punch above the lower die plate, and a placing plate is slidably arranged at the upper end of the lower punch; the upper punch is vertically arranged right above the lower punch in a lifting manner; the pressing plate is arranged above the placing plate, the pressing plate is connected with the upper punch in a sliding manner, an inner guide mechanism is arranged between the pressing plate and the base plate, and a connecting plate is arranged above the pressing plate; the upper die plate is arranged above the connecting plate, an outer guide mechanism is vertically arranged between the upper die plate and the lower die plate, an inner guide post structure and an outer guide post structure are adopted, and product blanking quality is greatly improved.

Preferably, the outer guide mechanism comprises first guide posts vertically arranged above the lower die plate and positioned on two sides of the base plate, a first guide sleeve matched with the first guide posts is vertically inserted in the upper die plate, a first spring is sleeved on the first guide posts between the lower die plate and the first guide sleeve, and the outer guide mechanism is stable in structure, stable in work and elastic in resetting.

Preferably, the inner guide mechanism comprises a second guide post vertically arranged on the base plate, the second guide post is in sliding connection with the placing plate, a second guide sleeve matched with the second guide post is vertically inserted into the pressing plate, and the inner guide post structure ensures concentricity of the upper die and the lower die.

Preferably, an elastic member for demolding is provided on the outer side Zhou Shuzhi of the lower punch between the placement plate and the backing plate, and rubber demolding is adopted to ensure that the product is not stuck in the mold.

Preferably, the outer wall shape of lower punch with the outer wall shape of upper punch all with expansion assembly triangle connection iron sheet outer wall assorted, the upper punch includes the main part at middle part, the periphery of main part evenly arranges three outside base that extends along the circumferencial direction, the upper punch through vertical setting be in the bolt of the one end outwards of base with the cope match-plate pattern links to each other, simple structure.

Preferably, a first slot matched with the outer wall of the lower punch is formed in the placing plate, a second slot matched with the outer wall of the upper punch is formed in the pressing plate, and positioning is accurate.

Preferably, a plurality of second springs are arranged above the base in the second slot, and the second springs are abutted against the connecting plate, so that the product is not damaged by the elastic structure.

Preferably, a connector is arranged at the upper end of the upper die plate, and the connector is connected with the punch press, so that the upper die plate is convenient to replace.

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

simple structure, convenient operation takes off the material and adopts rubber liftout, ensures that the product can not block in the mould. The die adopts the inside and outside guide pillar, and outer guide pillar cover half, and the concentricity of upper and lower mould is ensured to the inside guide pillar, prevents the mould aversion, ensures the precision of mould, improves the unloading quality, simultaneously great promotion production efficiency, can solve current inflation subassembly triangle and connect the iron sheet adopt laser cutting unloading edge have burr, need chamfer processing, inefficiency, problem with high costs.

Drawings

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

FIG. 2 is a perspective view of a lower die according to the present utility model;

FIG. 3 is a perspective view of the upper die of the present utility model;

FIG. 4 is a schematic view of the upper punch mounting state of the present utility model;

fig. 5 is a schematic view of a first slot and a second slot of the present utility model.

Reference numerals:

1. lower bolster, 2, lower punch, 3, backing plate, 4, place the board, 41, first fluting, 5, upper punch, 51, main part, 52, base, 6, clamp plate, 61, second fluting, 7, interior guiding mechanism, 71, second guide pillar, 72, second uide bushing, 8, connecting plate, 9, second spring, 10, upper bolster, 11, outer guiding mechanism, 111, first guide pillar, 112, first uide bushing, 113, first spring, 12, elastomeric element, 13, connector.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.

As shown in fig. 1-4, the utility model provides the following technical scheme for solving the problems that the blanking edge of the existing triangular connecting iron sheet of the expansion assembly is provided with burrs and needs chamfering treatment by adopting laser cutting, and the efficiency is low and the cost is high: the utility model provides an expansion assembly triangle connects accurate blanking die of iron sheet, includes lower bolster 1; the lower punch 2 is vertically arranged above the lower die plate 1, a base plate 3 is fixedly arranged at the lower end of the lower punch 2 above the lower die plate 1, and a placing plate 4 is slidably arranged at the upper end of the lower punch 2; an upper punch 5 vertically arranged vertically above the lower punch 2; the pressing plate 6 is arranged above the placing plate 4, the pressing plate 6 is in sliding connection with the upper punch 5, an inner guide mechanism 7 is arranged between the pressing plate 6 and the base plate 3, and a connecting plate 8 is arranged above the pressing plate 6; the upper template 10 is arranged above the connecting plate 8, an outer guide mechanism 11 is vertically arranged between the upper template 10 and the lower template 1, and the product blanking quality is greatly improved by adopting an inner guide pillar and outer guide pillar structure.

Specifically, the outer guiding mechanism 11 includes a first guide post 111 vertically disposed above the lower template 1 and located at two sides of the backing plate 3, a first guiding sleeve 112 matched with the first guide post 111 is vertically inserted in the upper template 10, a first spring 113 is sleeved on the first guide post 111 between the lower template 1 and the first guiding sleeve 112, and the structure is stable, the work is stable, and the elastic reset is performed.

In this embodiment, as shown in fig. 2, the inner guide mechanism 7 includes a second guide post 71 vertically disposed on the backing plate 3, the second guide post 71 is slidably connected with the placement plate 4, a second guide sleeve 72 matched with the second guide post 71 is vertically inserted into the pressing plate 6, and the inner guide post structure ensures concentricity of the upper and lower dies.

In this embodiment, as shown in fig. 2, the outer part Zhou Shuzhi of the lower punch 2 between the placing plate 4 and the backing plate 3 is provided with an elastic member 12 for demolding, and rubber demolding is used to ensure that the product is not stuck in the mold.

The shape of the outer wall of the lower punch 2 and the shape of the outer wall of the upper punch 5 are matched with that of the outer wall of the triangular connection iron sheet of the expansion assembly, the upper punch 5 comprises a main body 51 in the middle, three outwards extending bases 52 are uniformly distributed on the periphery of the main body 51 along the circumferential direction, and the upper punch 5 is connected with the upper die plate 10 through bolts vertically arranged at the outwards end of the bases 52.

In this embodiment, as shown in fig. 4, a first slot 41 matching with the outer wall of the lower punch 2 is provided in the placing plate 4, and a second slot 61 matching with the outer wall of the upper punch 5 is provided in the pressing plate 6, so that the positioning is accurate.

In this embodiment, as shown in fig. 4, preferably, a plurality of second springs 9 are disposed above the base 52 in the second slot 61, and the second springs 9 abut against the connection plate 8, so that the product is not damaged due to the elastic structure.

In this embodiment, as shown in fig. 1, a connector 13 is installed at the upper end of the upper die plate 10, and the connector 13 is connected with a punch press, so that replacement is convenient.

In this embodiment, as shown in fig. 1-4, an operator places an iron sheet on a placing plate 4, presses a start button, presses an upper die downward, the first guide post 111 is slidably matched with the first guide sleeve 112, the second guide post 71 is slidably matched with the second guide sleeve 72, the pressing plate 6 presses the iron sheet, the upper punch 5 continues to press down, the placing plate 4 is slidably matched with the lower punch 2, the pressing plate 6 presses down, the upper punch is upward through a second spring 9, product blanking is completed, reset is performed sequentially, the second spring 9 resets, product demoulding is performed, reset of the upper die plate 10 is completed through the first spring 113, reset of the placing plate 4 is completed through the elastic component 12, the blanked product and the slitter edge are taken out, and the above operations are repeated.

It should be noted that all directional indicators (such as up, down, left, right, front, and rear are used in the embodiments of the present utility model) are merely for explaining the relative positional relationship, movement conditions, and the like between the components in a certain specific posture (as shown in the drawings), and if the specific posture is changed, the directional indicators are changed accordingly.

Furthermore, descriptions such as those referred to as "first," "second," and the like, are provided for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implying an order of magnitude of the indicated technical features in the present disclosure. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present utility model, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

In the present utility model, unless specifically stated and limited otherwise, the terms "connected," "affixed," and the like are to be construed broadly, and for example, "affixed" may be a fixed connection, a removable connection, or an integral body; can be mechanically or electrically connected; either directly or indirectly, through intermediaries, or both, may be in communication with each other or in interaction with each other, unless expressly defined otherwise. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

In addition, the technical solutions of the embodiments of the present utility model may be combined with each other, but it is necessary to be based on the fact that those skilled in the art can implement the technical solutions, and when the technical solutions are contradictory or cannot be implemented, the combination of the technical solutions should be considered as not existing, and not falling within the scope of protection claimed by the present utility model.

Claims (8)

1. The utility model provides an expansion assembly triangle connects accurate unloading mould of iron sheet which characterized in that includes:

a lower die plate (1);

the lower punch (2) is vertically arranged above the lower die plate (1), a base plate (3) is fixedly arranged above the lower die plate (1) at the lower end of the lower punch (2), and a placing plate (4) is slidably arranged at the upper end of the lower punch (2);

the upper punch (5) is vertically arranged right above the lower punch (2) in a lifting manner;

the pressing plate (6) is arranged above the placing plate (4), the pressing plate (6) is in sliding connection with the upper punch (5), an inner guide mechanism (7) is arranged between the pressing plate (6) and the base plate (3), and a connecting plate (8) is arranged above the pressing plate (6);

the upper template (10) is arranged above the connecting plate (8), and an outer guide mechanism (11) is vertically arranged between the upper template (10) and the lower template (1).

2. The expansion assembly delta-connection iron sheet precision blanking die of claim 1, wherein: the outer guide mechanism (11) comprises first guide posts (111) vertically arranged above the lower die plate (1) and positioned on two sides of the base plate (3), first guide sleeves (112) matched with the first guide posts (111) are vertically inserted into the upper die plate (10), and first springs (113) are sleeved on the first guide posts (111) between the lower die plate (1) and the first guide sleeves (112).

3. The expansion assembly delta-connection iron sheet precision blanking die of claim 1, wherein: the inner guide mechanism (7) comprises a second guide post (71) vertically arranged on the base plate (3), the second guide post (71) is in sliding connection with the placing plate (4), and a second guide sleeve (72) matched with the second guide post (71) is vertically inserted into the pressing plate (6).

4. The expansion assembly delta-connection iron sheet precision blanking die of claim 1, wherein: an outer portion Zhou Shuzhi of the lower punch (2) located between the placement plate (4) and the backing plate (3) is provided with an elastic member (12) for releasing the die.

5. The expansion assembly delta-connection iron sheet precision blanking die of claim 1, wherein: the outer wall shape of lower drift (2) with the outer wall shape of upper punch (5) all matches with expansion assembly triangle connection iron sheet outer wall, upper punch (5) include main part (51) at middle part, the periphery of main part (51) evenly arranges three outside base (52) that extend along the circumferencial direction, upper punch (5) through vertical setting be in base (52) outwards one end the bolt with cope match-plate pattern (10) link to each other.

6. The expansion assembly delta-connection iron sheet precision blanking die of claim 5, wherein: the placing plate (4) is internally provided with a first slot (41) matched with the outer wall of the lower punch (2), and the pressing plate (6) is internally provided with a second slot (61) matched with the outer wall of the upper punch (5).

7. The expansion assembly delta-connection iron sheet precision blanking die of claim 6, wherein: a plurality of second springs (9) are arranged above the base (52) in the second grooves (61), and the second springs (9) are abutted against the connecting plate (8).

8. The expansion assembly delta-connection iron sheet precision blanking die of claim 1, wherein: the upper end of the upper die plate (10) is provided with a connector (13), and the connector (13) is connected with a punch press.