CN211866348U - Automobile punch die species switching mechanism - Google Patents

Abstract

The utility model discloses a car punch press mould kind switching mechanism, including punch press body, step motor, a plurality of mould and a plurality of bed die of going up, step motor fixed mounting is on the elevating system of punch press body, the upper end fixed mounting who goes up the mould has the connecting rod, it is equipped with the through-hole to run through on the connecting rod, step motor's drive shaft fixedly connected with driven lever, the lower extreme fixed mounting of driven lever has the carousel, the lower extreme of carousel is seted up with connecting rod sliding connection's mounting hole, it runs through the fixed establishment who is equipped with the through-hole to slide on the lateral wall of mounting hole, rotate on the lateral wall of carousel and be connected with the stop gear with fixed establishment sliding contact. The utility model discloses a cooperation between step motor, last mould, bed die, driven lever and the carousel is used, has realized the purpose of automatic switch-over mould kind, can carry out multistation processing, and then improves its machining efficiency.

Description

Automobile punch die species switching mechanism

Technical Field

The utility model relates to an automobile die technical field especially relates to an automobile punch mould kind switching mechanism.

Background

In the automobile sheet metal stamping production process, the same plate needs to be stamped for multiple times to be processed into a required shape, so that different types of dies need to be replaced to achieve the purpose of stamping the plate for multiple times.

The existing automobile punch die type switching mechanism is replaced manually, and the replacement mode is low in efficiency and high in danger; in addition, after the mold is used for a long time, the mold is easy to be damaged, so that the mold needs to be replaced and maintained, and the existing mold is low in replacement efficiency, so that the maintenance efficiency is affected. Therefore, the automobile punch die type switching mechanism is provided.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that the mould kind that exists among the prior art switches inefficiency, mould change inefficiency, and the car punch press mould kind switching mechanism that proposes.

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

the utility model provides an automobile punch mould kind switching mechanism, includes punch press body, step motor, a plurality of mould and a plurality of bed die of going up, step motor fixed mounting is on the elevating system of punch press body, the upper end fixed mounting who goes up the mould has the connecting rod, it is equipped with the through-hole to run through on the connecting rod, step motor's drive shaft fixedly connected with follower lever, the lower extreme fixed mounting of follower lever has the carousel, the lower extreme of carousel set up with connecting rod sliding connection's mounting hole, it runs through the fixed establishment who is equipped with through the through-hole to slide on the lateral wall of mounting hole, it is connected with the stop gear with fixed establishment sliding contact to rotate on the lateral wall of carousel, the lower extreme fixed mounting of the elevating system of punch press body has the supporting mechanism with carousel upper end sliding.

Preferably, fixed establishment includes the dead lever that slides and run through mounting hole one end lateral wall setting, the through-hole setting is passed to the one end of dead lever, the other end of dead lever extends to the outside of carousel and fixed mounting has the briquetting, fixedly connected with reset spring between the lateral wall of briquetting and carousel.

Preferably, a notch is formed in the side wall of the other end of the mounting hole, and the fixing rod penetrates through the through hole and is inserted into the notch.

Preferably, stop gear includes the dwang of being connected with the carousel lateral wall rotation, fixedly connected with and briquetting sliding contact's limiting plate on the dwang.

Preferably, the supporting mechanism is including seting up the cavity in the carousel, the upper end intercommunication of cavity has the through-hole, be equipped with a plurality of sliders in the cavity, it is a plurality of the equal fixed mounting in upper end of slider has the bracing piece, many the upper end of bracing piece pass through the through-hole and with the elevating system fixed connection of punch press body.

Preferably, the chamber and the through-opening are both annularly arranged.

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

1. the utility model discloses a cooperation between step motor, last mould, bed die, driven lever and the carousel is used, has realized the purpose of automatic switch-over mould kind, can carry out multistation processing, and then improves its machining efficiency.

2. The utility model discloses a cooperation between mounting hole, last mould, connecting rod, through-hole and the fixed establishment is used, has realized that quick installation dismantles the purpose of going up the mould, improves its change efficiency, and then improves the efficiency of its maintenance.

Drawings

Fig. 1 is a schematic front perspective structural view of a mold type switching mechanism of an automobile punch press provided by the present invention;

fig. 2 is a schematic view of a partial overlooking structure of a turntable in the mold type switching mechanism of the automobile punch press;

fig. 3 is a partially enlarged view of a portion a in fig. 1.

In the figure: the punching machine comprises a punching machine body 1, a stepping motor 2, an upper die 3, a lower die 4, a connecting rod 5, a through hole 6, a driven rod 7, a turntable 8, a mounting hole 9, a fixing rod 10, a pressing block 11, a return spring 12, a rotating rod 13, a limiting plate 14, a cavity 15, a through hole 16, a sliding block 17 and a supporting rod 18.

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.

Referring to fig. 1-3, an automobile punch die type switching mechanism comprises a punch body 1, a stepping motor 2, a plurality of upper dies 3 and a plurality of lower dies 4, wherein the stepping motor 2 is fixedly mounted on a lifting mechanism of the punch body 1, a connecting rod 5 is fixedly mounted at the upper end of the upper die 3, a through hole 6 is formed in the connecting rod 5 in a penetrating manner, a driven rod 7 is fixedly connected to a driving shaft of the stepping motor 2, a rotary table 8 is fixedly mounted at the lower end of the driven rod 7, a mounting hole 9 in sliding connection with the connecting rod 5 is formed at the lower end of the rotary table 8, a fixing mechanism penetrating through the through hole 6 is arranged on the side wall of the mounting hole 9 in a sliding manner, wherein the fixing mechanism comprises a fixing rod 10 slidably penetrating through the side wall of one end of the mounting hole 9, one end of the fixing rod 10 is arranged through the through hole, a return spring 12 is fixedly connected between the pressing block 11 and the side wall of the turntable 8.

Specifically, the fixing of the upper mold 3 is realized by the fixing rod 10 passing through the through hole 6 in the connecting rod 5, and further the quick installation is realized, the operation is simple, so as to improve the replacement efficiency, it should be noted that a notch is formed on the side wall of the other end of the mounting hole 9, the fixing rod 10 passes through the through hole 6 and is inserted into the notch, specifically, both ends of the fixing rod 10 can be fixed, so as to improve the stability, a limiting mechanism in sliding contact with the fixing mechanism is rotatably connected to the side wall of the rotary table 8, further, the limiting mechanism comprises a rotating rod 13 rotatably connected to the side wall of the rotary table 8, a limiting plate 14 in sliding contact with the pressing block 11 is fixedly connected to the rotating rod 13, specifically, the contact and non-contact between the limiting plate 14 and the pressing block 11 are realized by rotating the rotating rod 13, the operation is simple, a supporting mechanism in sliding connection with the upper end of the rotary table 8 is fixedly installed at the lower end, further, supporting mechanism is including offering the cavity 15 in carousel 8, the upper end intercommunication of cavity 15 has through mouth 16, be equipped with a plurality of sliders 17 in the cavity 15, the equal fixed mounting in upper end of a plurality of sliders 17 has bracing piece 18, the upper end of many bracing pieces 18 is passed through mouth 16 and with the elevating system fixed connection of punch press body 1, it is concrete, through setting up bracing piece 18 and slider 17, can reduce the pulling force that step motor 2 received by a wide margin, and then avoid the too big condition that appears damaging of its atress, it needs to explain, cavity 15 all is the annular setting with through mouth 16, it is concrete, realized carousel 8 at the pivoted in-process, also can play the effect of support to carousel 8.

In the utility model, during operation, step motor 2 is started, step motor 2 drives turntable 8 to make intermittent motion through driven rod 7, thereby turntable 8 drives a plurality of upper dies 3 to make intermittent motion, so that after the first punching, upper dies 3 are switched to the next station, then turntable 8 is driven to move downwards through the lifting mechanism of punch body 1, the purpose of driving upper dies 3 to punch is realized, through the intermittent motion of step motor 2, the purpose of switching dies and other types is realized, and the purpose of multi-station processing is realized, the processing efficiency is improved, when turntable 8 rotates, slide block 17 slides in cavity 15, when upper dies 3 are disassembled, upper dies 3 are driven to move downwards through the lifting mechanism of punch body 1, so that the upper dies are closed with lower dies 4, then rotating rod 13, so that limiting plate 14 is not contacted with pressing block 11, then the pressing block 11 is pulled to enable the fixing rod 10 to slide out from the through hole 6 in the connecting rod 5, then the rotating rod 13 is rotated to enable the limiting plate 14 to be abutted against one side of the pressing block 11 fixedly connected with the reset spring 12, the purpose of fixing the fixing rod 10 is achieved, then the lifting mechanism of the punch press body 1 is used for driving the turntable 8 to move upwards, so that the connecting rod 5 on the upper die 3 slides out from the mounting hole 9 at the lower end of the turntable 8, and the purpose of disassembling the upper die 3 is achieved, it should be noted that the mounting and disassembling mode of the lower die 4 is the prior art, and the description is omitted, after a new die is replaced, the new die is placed on the punch press body 1, then the lifting mechanism of the punch press body 1 is used for driving the turntable 8 to move downwards, so that the connecting rod 5 at the upper end of the upper die 3 is inserted into the mounting hole 9, and the rotating rod, make limiting plate 14 not offset the contact with briquetting 11, then drive briquetting 11 by reset spring 12 that is in tensile state this moment and reset, thereby make dead lever 10 pass through-hole 6 in the connecting rod 5, later rotate dwang 13, make limiting plate 14 offset the contact with the lateral wall of briquetting 11, realize the purpose of fixed briquetting 11, thereby realize the purpose of installing mould 3, it is required to explain, the frictional force between dwang 13 and carousel 8 is great, make the dwang 13 self pivoted condition can not appear, follow above-mentioned operation, can accomplish.

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 (6)

1. The utility model provides an automobile punch die type switching mechanism, includes punch press body (1), step motor (2), a plurality of upper die (3) and a plurality of bed die (4), step motor (2) fixed mounting is on the elevating system of punch press body (1), its characterized in that, the upper end fixed mounting of upper die (3) has connecting rod (5), it is equipped with through-hole (6) to run through on connecting rod (5), the drive shaft fixed connection of step motor (2) has driven lever (7), the lower extreme fixed mounting of driven lever (7) has carousel (8), the lower extreme of carousel (8) is seted up and is passed through with connecting rod (5) sliding connection's mounting hole (9), sliding through the fixed establishment who passes through-hole (6) on the lateral wall of mounting hole (9), rotate on the lateral wall of carousel (8) and be connected with fixed establishment sliding contact's stop gear, the lower end of the lifting mechanism of the punch body (1) is fixedly provided with a supporting mechanism which is connected with the upper end of the turntable (8) in a sliding way.

2. The automobile punch mold kind switching mechanism according to claim 1, wherein the fixing mechanism comprises a fixing rod (10) slidably disposed through a side wall of one end of the mounting hole (9), one end of the fixing rod (10) is disposed through the through hole (6), the other end of the fixing rod (10) extends to the outside of the turntable (8) and is fixedly mounted with a pressing block (11), and a return spring (12) is fixedly connected between the pressing block (11) and the side wall of the turntable (8).

3. The automobile punch mold kind switching mechanism according to claim 2, wherein a recess is formed in a side wall of the other end of the mounting hole (9), and the fixing rod (10) is inserted into the recess through the through hole (6).

4. The automobile punch die classification switching mechanism according to claim 2, characterized in that the limiting mechanism comprises a rotating rod (13) rotatably connected with the side wall of the rotary table (8), and a limiting plate (14) in sliding contact with the pressing block (11) is fixedly connected to the rotating rod (13).

5. The automobile punch mold type switching mechanism according to claim 1, wherein the supporting mechanism comprises a cavity (15) arranged in the turntable (8), the upper end of the cavity (15) is communicated with a through hole (16), a plurality of sliding blocks (17) are arranged in the cavity (15), supporting rods (18) are fixedly arranged at the upper ends of the sliding blocks (17), and the upper ends of the supporting rods (18) penetrate through the through hole (16) and are fixedly connected with the lifting mechanism of the punch body (1).

6. The mechanism of claim 5, wherein the chamber (15) and the through-hole (16) are both annular.

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