CN210475209U - Pneumatic switching male die fixing seat - Google Patents

Abstract

The utility model discloses a pneumatic switching terrace die fixing base belongs to vapour turning mold utensil technical field, the fixing base shell of constituteing including dustcoat and bottom plate, the internally mounted slider of fixing base shell, the through-hole of rectangle structure is seted up on the surface of dustcoat, be used for the slider passes and carries out the up-and-down motion, the slip drive plate is installed to the below of slider, the slip drive plate carries out horizontal slip by the cylinder drive of a level setting, the slip drive plate is close to the one side of slider is equipped with the wedge lug, the bottom of slider be equipped with wedge groove specification phase-match wedge recess, the wedge lug with the wedge recess is kept away from the one end of cylinder all is equipped with the slope limit. The mode that the cylinder pushes the sliding driving plate to move realizes that the wedge-shaped convex block leaves or enters the wedge-shaped groove, controls the rising and falling of the floating block, and accordingly switches whether the punch works or not.

Description

Pneumatic switching male die fixing seat

Technical Field

The utility model relates to an automobile mold technical field, in particular to pneumatic switching terrace die fixing base.

Background

At present, in automobile panel stamping die, the application of pneumatic switching selection punching mechanism is very extensive, selects to punch the effective stroke of process that the mechanism is using generally about 5mm, and the lift height of drift is about 8mm, generally realizes the selection of punching press plate through the mode that drift descends to break away from the punching press plate or drift rises to contact the punching press plate. Because a punching press plate needs to satisfy multiple motorcycle type, especially floor class mould, has great nonstandard drift to select to dash to satisfy, consequently to some dysmorphism nonstandard selection punch a hole or two above the closer selection punch a hole of distance, current drift switches the upper and lower switching that the fixing base can only satisfy single drift generally, and pneumatic switching fixed block subassembly can't satisfy. Under the restriction of various conditions, the self-made punch and the fixed seat are even required to be manually removed to realize the selective punching of two or more vehicle types, so that errors are easy to occur in the field production process, and the production time of the punched parts is greatly increased.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a just in order to solve above-mentioned traditional selection towards mechanism drift and generally can only satisfy single switching from top to bottom, lead to the longer problem of stamping workpiece switching drift time and provide a pneumatic switching terrace die fixing base, have a plurality of drifts of mountable and switch simultaneously, switch stability good, the difficult wrong advantage that appears.

The utility model discloses a following technical scheme realizes above-mentioned purpose, a pneumatic switching terrace die fixing base, the fixing base shell of constituteing including dustcoat and bottom plate, the internally mounted slider of fixing base shell, the through-hole of rectangle structure is seted up on the surface of dustcoat, be used for the slider passes and carries out the up-and-down motion, the slip drive plate is installed to the below of slider, the slip drive plate carries out horizontal slip by the cylinder drive of a level setting, the slip drive plate is close to the wedge lug is established to the one side of slider, the bottom of slider be equipped with wedge lug specification phase-match wedge recess, the wedge lug with the wedge recess is kept away from the one end of cylinder all is equipped with the slope limit.

Preferably, the cylinder is installed on the fixing seat shell through a cylinder frame, the output end of the cylinder is connected with a telescopic rod, and the free end of the telescopic rod is connected with the sliding driving plate.

Preferably, a first limit block is arranged on the side wall of the rectangular through hole of the outer cover and used for limiting the rising height of the floating block.

Preferably, a second limiting block is installed at one end, far away from the cylinder, of the bottom plate, and is used for limiting the sliding distance of the sliding driving plate.

Preferably, the bottom of the floating block is further provided with a guide bolt, the guide bolt penetrates through the bottom plate, a retraction spring is sleeved on the outer wall of the penetrating end, and a seal head nut is mounted at the bottom end of the guide bolt and used for compressing the retraction spring.

Preferably, the upper surface of the floating block is provided with a punch seat.

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

1. the mode that promotes the slip drive plate through the cylinder and remove realizes that the wedge lug leaves or gets into the wedge recess, the rising and the decline of control slider to whether the switching drift works, because wedge lug and wedge recess all are equipped with the slope limit, consequently with slider jack-up when taking place to sideslip the slope limit of wedge lug and wedge recess, the slider descends again behind the wedge lug resets and gets into the wedge recess, the distance that rises and descend is the same with the degree of depth of wedge recess.

2. The guide bolt penetrating through the bottom plate is installed at the bottom of the floating block, the head nut is installed at one end, penetrating through the bottom plate, of the guide bolt, the backspacing spring is connected between the head nut and the bottom plate, when the floating block rises, the head nut compresses the backspacing spring, and when the floating block falls, the backspacing spring pushes the head nut to enable the floating block to fall rapidly, so that the floating block can be prevented from being clamped, and the guide bolt penetrates through the bottom plate and is stronger in activity stability.

Drawings

Fig. 1 is a schematic view of the overall structure of the device of the present invention.

Fig. 2 is a schematic diagram of the slider driven by the sliding driving plate according to the present invention.

In the figure: 1. the outer cover, 11, first stopper, 2, bottom plate, 3, slider, 31, wedge recess, 4, drift seat, 5, cylinder, 51, cylinder frame, 52, telescopic link, 6, second stopper, 7, guide bolt, 71, head nut, 72, backspacing spring, 8, slip drive plate, 81, wedge lug.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-2, a pneumatic switching male die holder comprises a holder housing composed of an outer cover 1 and a bottom plate 2, a slider 3 is mounted inside the holder housing, a through hole with a rectangular structure is formed in the surface of the outer cover 1 and used for the slider 3 to pass through for moving up and down, a sliding drive plate 8 is mounted below the slider 3, the sliding drive plate 8 is driven by a horizontally arranged cylinder 5 to horizontally slide, a wedge-shaped projection 81 is arranged on the side of the sliding drive plate 8 close to the slider 3, a wedge-shaped groove 31 matched with the wedge-shaped projection 81 in specification is arranged at the bottom of the slider 3, inclined edges are arranged at the ends of the wedge-shaped projection 81 and the wedge-shaped groove 31 far away from the cylinder 5, a punch holder 4 is mounted on the upper surface of the slider 3, the whole device is mounted inside a bottom die of a stamping die, a punch is arranged on the punch holder 4, when slider 3 rose, the drift contacted punching press plate, can be with punching press plate punching out the dysmorphism hole of this drift, and when slider 3 descended, the drift left punching press plate, and the punching press plate can not punch out the dysmorphism hole of this drift during the punching press, therefore slider 3 goes up and down to realize whether using the switching of punching press head, and slider 3's theory of lift does: the sliding driving plate 8 is pushed by the air cylinder 5, so that the wedge-shaped projection 81 on the sliding driving plate 8 leaves the wedge-shaped groove 31 along the inclined edge, at the moment, the floating block 3 is jacked up by the wedge-shaped projection 81, when the floating block 3 is required to descend, the air cylinder 5 pulls the sliding driving plate 8 to enable the wedge-shaped projection 81 to retreat back to the inside of the wedge-shaped groove 31, and the floating block 3 falls back to the initial position at the moment.

The air cylinder 5 is installed on the fixed seat shell through an air cylinder frame 51, the output end of the air cylinder 5 is connected with an expansion link 52, the free end of the expansion link 52 is connected with the sliding drive plate 8, the air cylinder 5 realizes pushing and pulling back of the sliding drive plate 8 through driving the expansion link 52, the side wall of the rectangular through hole of the outer cover 1 is provided with a first limit block 11 for limiting the rising height of the floating block 3, one end of the bottom plate 2 far away from the air cylinder 5 is provided with a second limit block 6 for limiting the sliding distance of the sliding drive plate 8, the bottom of the floating block 3 is also provided with a guide bolt 7, the guide bolt 7 penetrates through the bottom plate 2, the outer wall of the penetrating end is sleeved with a back-off spring 72, the bottom end of the guide bolt 7 is provided with a head nut 71 for compressing the back-off spring 72, the floating block 3 is lifted more stably, when the floating block 3 is lifted, the backspacing spring 72 is compressed by the seal head nut 71, when the wedge-shaped convex block 81 at the bottom of the floating block 3 returns to the interior of the wedge-shaped groove 31, the backspacing spring 72 can bounce downwards, the floating block 3 is prevented from being clamped when descending, and the backspacing spring 72 is a common spiral spring.

The utility model discloses a theory of operation: through installing self-control drift seat 4 on the surface of slider 3, when needing drift seat 4 work, cylinder 5 drive telescopic link 52 stretches out, promote the direction removal of slip drive plate 8 towards keeping away from cylinder 5, wedge lug 81 leaves wedge recess 31, with slider 3 jack-up, drift seat 4 contact punching press plate can the punching press be self-control dysmorphism hole, 4 during operations are not done to the not required drift, cylinder 5 drive telescopic link 52 withdrawal, slip drive plate 8 resets, wedge lug 81 gets into in the wedge recess 31, slider 3 descends according to self gravity and the elasticity of backspacing back spring 72, drift seat 4 breaks away from the punching press plate, consequently, can realize the switching of drift seat 4 through cylinder 5.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims (6)

1. The utility model provides a pneumatic switching terrace die fixing base which characterized in that: fixing base shell of constituteing including dustcoat (1) and bottom plate (2), internally mounted slider (3) of fixing base shell, the through-hole of rectangle structure is seted up on the surface of dustcoat (1), be used for slider (3) pass and carry out the up-and-down motion, slide drive plate (8) are installed to the below of slider (3), slide drive plate (8) are driven by cylinder (5) that a level set up and are carried out horizontal slip, slide drive plate (8) are close to the one side of slider (3) is equipped with wedge lug (81), the bottom of slider (3) be equipped with wedge lug (81) specification phase-match wedge recess (31), wedge lug (81) with wedge recess (31) are kept away from the one end of cylinder (5) all is equipped with the slope limit.

2. The pneumatic switching punch holder of claim 1, wherein: the air cylinder (5) is installed on the fixed seat shell through an air cylinder frame (51), the output end of the air cylinder (5) is connected with the telescopic rod (52), and the free end of the telescopic rod (52) is connected with the sliding driving plate (8).

3. The pneumatic switching punch holder of claim 1, wherein: and a first limiting block (11) is arranged on the side wall of the rectangular through hole of the outer cover (1) and used for limiting the rising height of the floating block (3).

4. The pneumatic switching punch holder of claim 1, wherein: and a second limiting block (6) is arranged at one end of the bottom plate (2) far away from the cylinder (5) and used for limiting the sliding distance of the sliding driving plate (8).

5. The pneumatic switching punch holder of claim 1, wherein: guide bolts (7) are further mounted at the bottoms of the floating blocks (3), the guide bolts (7) penetrate through the bottom plate (2), a backspacing spring (72) is sleeved on the outer wall of one penetrating end of each guide bolt, and end socket nuts (71) are mounted at the bottom ends of the guide bolts (7) and used for compressing the backspacing springs (72).

6. The pneumatic switching punch holder of claim 1, wherein: the upper surface of the floating block (3) is provided with a punch seat (4).

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