CN215677799U

CN215677799U - Demoulding device for double-protection test piece

Info

Publication number: CN215677799U
Application number: CN202121459777.6U
Authority: CN
Inventors: 刘辉宇
Original assignee: Huangshi Jingzhan Electromechanical Equipment Co ltd
Current assignee: Huangshi Jingzhan Electromechanical Equipment Co ltd
Priority date: 2021-06-29
Filing date: 2021-06-29
Publication date: 2022-01-28
Anticipated expiration: 2031-06-29

Abstract

The utility model discloses a demoulding device for a double-protection test piece, which comprises a clamping mechanism, a demoulding seat and a clamping mechanism, wherein the clamping mechanism comprises four arc-shaped clamping plates and four sliding grooves, the outer surfaces of the four arc-shaped clamping plates are movably connected with the inner surface of the movable groove, the adjacent sides of the outer surfaces of the four arc-shaped clamping plates are movably connected with each other, the four sliding grooves are vertically and symmetrically arranged at the top of the demoulding seat, the sides, close to each other, of the inner surfaces of the four sliding grooves are communicated with the inner surface of the movable groove, and the inner surfaces of the sliding grooves are slidably connected with sliding blocks. This shedder of duplicate protection test piece through the combination of slider, connecting rod, arc splint, expansion bounding wall isotructure, drives four arc splint opposite movement through the connecting rod to reach the expansion of centre gripping scope through being connected of arc splint and arc splint, solved traditional drawing of patterns equipment and not protected the problem that causes the test piece to damage the influence and use easily through the combination of above-mentioned structure to the test piece.

Description

Demoulding device for double-protection test piece

Technical Field

The utility model relates to the technical field of a demoulding device, in particular to a demoulding device for a double-protection test piece.

Background

The test pieces are also called test pieces, the mechanical and physical properties of the test materials and samples for metallographic structures, different types of tests such as tensile, compression, bending, metallographic and the like have test pieces with different shapes and sizes, and the common test pieces are manufactured according to specified standard size specifications and are called standard test pieces.

The test piece need carry out the drawing of patterns before using, and the test piece drawing of patterns need use drawing of patterns equipment, traditional drawing of patterns sets up and has certain drawback, at first traditional knockout is fixed to the centre gripping scope of test piece mould bucket, to some test pieces that the size is different be difficult to the drawing of patterns and make the test piece damage influence the follow-up use of test piece, traditional knockout does not have effectual protection to the test piece of drawing of patterns simultaneously, the test piece after the drawing of patterns damages easily and influences follow-up use, consequently need provide a device and solve above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

Aiming at the defects of the prior art, the utility model provides the ejector for the double-protection test piece, and solves the problem that the traditional ejector equipment is not protected for the test piece, so that the test piece is easily damaged and the use is influenced.

In order to achieve the purpose, the utility model is realized by the following technical scheme: the utility model provides a shedder of dual protection test piece, includes demoulding seat and stripper plate, the top of demoulding seat and the bottom swing joint of stripper plate, the movable groove has been seted up at the top of demoulding seat, the inside in movable groove is provided with fixture.

The clamping mechanism comprises four arc-shaped clamping plates and four sliding grooves, the outer surfaces of the four arc-shaped clamping plates are movably connected with the inner surface of the movable groove, the adjacent sides of the outer surfaces of the four arc-shaped clamping plates are movably connected with each other, the four sliding grooves are vertically and symmetrically arranged at the top of the demoulding seat, the sides of the inner surfaces of the four sliding grooves, which are close to each other, are communicated with the inner surface of the movable groove, the inner surface of the sliding chute is connected with a sliding block in a sliding way, the outer surface of the sliding block is fixedly connected with a connecting rod, one end of the connecting rod is fixedly connected with the outer surface of the arc-shaped clamping plate, the outer surface of the arc-shaped clamping plate is provided with an arc-shaped groove, the inner surface of the arc-shaped groove is connected with an expanded wall in a sliding way, the inner surface of the arc-shaped groove is provided with a limit groove, the equal fixedly connected with stopper in the left and right sides of expanding bounding wall surface, the surface of stopper and the internal surface looks joint of spacing groove.

Preferably, the top of the demolding seat is fixedly connected with a support, the top of the inner wall of the support is fixedly connected with a hydraulic rod, and the bottom end of the hydraulic rod is fixedly connected with the top of the demolding plate.

Preferably, the demoulding base is internally provided with an object receiving cavity, the object receiving cavity is movably connected with a supporting plate, and the top of the supporting plate is movably connected with an object receiving barrel.

Preferably, the periphery of the bottom of the inner surface of the receiving cavity is fixedly connected with sliding rods, and the top ends of the four sliding rods are fixedly connected with the top of the inner surface of the receiving cavity.

Preferably, four connecting grooves are formed in the supporting plate, and the inner surfaces of the connecting grooves are in sliding connection with the outer surface of the sliding rod.

Preferably, the outer surface of the sliding rod is sleeved with a spring, and the bottoms of the supporting plate and the inner surface of the object receiving cavity are movably connected with one end of the spring.

Advantageous effects

The utility model provides a stripper for a double-protection test piece. Compared with the prior art, the method has the following beneficial effects:

(1) this dual protection test piece's knockout ware, through the slider, the connecting rod, arc splint, expand the combination of bounding wall isotructure, the slider passes through draw gear and pulls and can slide in the spout is inside, slide through four slider opposite directions, and drive four arc splint opposite motions through the connecting rod, and then make the arc at arc wall internal movement, thereby the connection through arc and arc splint reaches the expansion of centre gripping scope, thereby and thereby the elastic deformation through the rubber piece makes the centre gripping to test piece mould bucket more stable, thereby the problem that traditional demoulding equipment does not protect to cause the test piece to damage the influence to use easily through the combination of above-mentioned structure has been solved to the test piece.

(2) This dual protection test piece's knockout ware, through the slide bar, the backup pad, connect the thing bucket, the combination of spring isotructure, thereby the flexible stripper plate downstream that drives of hydraulic stem is demolded the test piece, the test piece after the drawing of patterns falls into through the movable groove and connects inside the thing bucket, because the sliding connection of spread groove and slide bar, the test piece and then drives through gravity and connect thing bucket and backup pad lapse, compress the spring simultaneously, the spring offsets the kinetic energy of test piece whereabouts through elasticity, thereby avoid the test piece to damage, the problem that traditional drawing of patterns equipment does not protect to cause the test piece to damage the influence to use easily through the combination of above-mentioned structure has been solved to the test piece.

Drawings

FIG. 1 is a front view of the internal structure of the present invention;

FIG. 2 is a top view of the internal structure of the present invention;

FIG. 3 is a sectional view showing the internal structure of the arc splint according to the present invention;

fig. 4 is a top view of the external structure of the inventive reamer plate.

In the figure: 1-demoulding seat, 2-demoulding plate, 3-movable groove, 4-clamping mechanism, 41-arc clamping plate, 42-sliding groove, 43-sliding block, 44-connecting rod, 45-arc groove, 46-expanding plate, 47-limiting groove, 48-limiting block, 5-bracket, 6-hydraulic rod, 7-receiving cavity, 8-supporting plate, 9-receiving barrel, 10-sliding rod, 11-connecting groove and 12-spring.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides a technical solution: a demoulding device for a double-protection test piece comprises a demoulding base 1 and a demoulding plate 2, wherein the top of the demoulding base 1 is movably connected with the bottom of the demoulding plate 2, the top of the demoulding base 1 is provided with a movable groove 3, and a clamping mechanism 4 is arranged inside the movable groove 3; the clamping mechanism 4 comprises four arc-shaped clamping plates 41 and four sliding grooves 42, the outer surfaces of the four arc-shaped clamping plates 41 are movably connected with the inner surface of the movable groove 3, the adjacent sides of the outer surfaces of the four arc-shaped clamping plates 41 are movably connected with each other, the four sliding grooves 42 are vertically and symmetrically arranged at the top of the stripping seat 1, the sides, close to each other, of the inner surfaces of the four sliding grooves 42 are communicated with the inner surface of the movable groove 3, sliding blocks 43 are connected with the inner surface of the sliding grooves 42 in a sliding manner, the sliding grooves 42 and the sliding blocks 43 are T-shaped, the sliding blocks 43 are connected with an external traction device, connecting rods 44 are fixedly connected with the outer surfaces of the sliding blocks 43, one ends of the connecting rods 44 are fixedly connected with the outer surfaces of the arc-shaped clamping plates 41, arc-shaped grooves 45 are formed in the outer surfaces of the arc-shaped clamping plates 41, the left and right sides of the inner surfaces of the arc-shaped grooves 45 are communicated with expanding plates 46 in a sliding manner, and the expanding plates 46 are arc-shaped, the two adjacent arc-shaped grooves 45 are both connected with the expanding plate 46 in a sliding manner, the outer surfaces of the expanding plate 46 and the arc-shaped clamping plate 41 are both provided with rubber sheets, the inner surface of the arc-shaped groove 45 is provided with a limiting groove 47, the left side and the right side of the inner surface of the limiting groove 47 are not communicated, the left side and the right side of the outer surface of the expanding plate 46 are both fixedly connected with limiting blocks 48, the outer surface of each limiting block 48 is clamped with the inner surface of the corresponding limiting groove 47, the two limiting blocks 48 are respectively connected inside the two adjacent limiting grooves 47, the top of the demoulding seat 1 is fixedly connected with a support 5, the top of the inner wall of the support 5 is fixedly connected with a hydraulic rod 6, the hydraulic rod 6 is connected with an external control circuit, the bottom end of the hydraulic rod 6 is fixedly connected with the top of the demoulding plate 2, the inside of the demoulding seat 1 is provided with an object receiving cavity 7, the inside of the object receiving cavity 7 is movably connected with a supporting plate 8, and the top of the supporting plate 8 is movably connected with an object receiving barrel 9, connect storage bucket 9 to be in under the activity groove 3, and connect storage bucket 9 bore to be greater than the internal diameter of activity groove 3, connect equal fixedly connected with slide bar 10 all around of thing chamber 7 internal surface bottom, the top of four slide bars 10 all with the top fixed connection who connects thing chamber 7 internal surface, four spread grooves 11 have been seted up to backup pad 8's inside, the internal surface of spread groove 11 and slide bar 10's surface sliding connection, the surface cover of slide bar 10 is equipped with spring 12, backup pad 8's bottom and the bottom that connects thing chamber 7 internal surface all with spring 12's one end swing joint.

And those not described in detail in this specification are well within the skill of those in the art.

When the device works, the traction device and the hydraulic rod 6 are connected with an external control circuit, then the traction device drives the four sliding blocks 43 to move oppositely, so that the arc-shaped clamping plates 41 are driven to move oppositely through the connecting rods 44, meanwhile, the expanding plate 46 slides in the arc-shaped groove 45, the limiting block 48 slides in the limiting groove 47, further, the clamping range can be expanded, if the clamping range is expanded to be larger, the arc-shaped plates with the same action can be arranged on the expanding plate 46, simultaneously, the clamping inner diameter can be enabled to be more smooth, then, the mold barrel with the test piece is placed in the movable groove 3, the traction device enables the four arc-shaped clamping plates 41 to move oppositely through the sliding blocks 43 and the connecting rods 44 to clamp the mold barrel, then, the hydraulic rod 6 stretches and drives the demolding plate 2 to move downwards so as to demold the test piece, the test piece falls into the receiving barrel 9 through the movable groove 3 after demolding, then, the test piece drives the receiving barrel 9 and the supporting plate 8 to move downwards through the falling kinetic energy, the support plate 8 slides downwards to compress the spring 12, the spring 12 offsets kinetic energy through elastic force, the test piece is protected, and then the test piece is taken out from the interior of the material receiving barrel 9.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a shedder of dual protection test piece, includes stripper seat (1) and stripper plate (2), the bottom swing joint of the top of stripper seat (1) and stripper plate (2), its characterized in that: a movable groove (3) is formed in the top of the demoulding seat (1), and a clamping mechanism (4) is arranged inside the movable groove (3);

the clamping mechanism (4) comprises four arc-shaped clamping plates (41) and four sliding grooves (42), the outer surfaces of the arc-shaped clamping plates (41) are movably connected with the inner surface of the movable groove (3), the outer surfaces of the arc-shaped clamping plates (41) are movably connected with one another, the sliding grooves (42) are vertically and symmetrically arranged at the top of the demolding seat (1), the inner surfaces of the sliding grooves (42) are communicated with the inner surface of the movable groove (3), the sliding blocks (43) are slidably connected with the inner surface of the sliding grooves (42), the connecting rods (44) are fixedly connected with the outer surfaces of the sliding blocks (43), one ends of the connecting rods (44) are fixedly connected with the outer surfaces of the arc-shaped clamping plates (41), the arc-shaped grooves (45) are formed in the outer surfaces of the arc-shaped clamping plates (41), and the expanding plates (46) are slidably connected with the inner surfaces of the arc-shaped grooves (45), spacing groove (47) have been seted up to the internal surface of arc wall (45), expand equal fixedly connected with stopper (48) of the left and right sides of bounding wall (46) surface, the surface of stopper (48) and the internal surface looks joint of spacing groove (47).

2. The ejector for a double protection test piece according to claim 1, wherein: the demoulding device is characterized in that a support (5) is fixedly connected to the top of the demoulding seat (1), a hydraulic rod (6) is fixedly connected to the top of the inner wall of the support (5), and the bottom end of the hydraulic rod (6) is fixedly connected with the top of the demoulding plate (2).

3. The ejector for a double protection test piece according to claim 1, wherein: an object receiving cavity (7) is formed in the demolding seat (1), a supporting plate (8) is movably connected inside the object receiving cavity (7), and an object receiving barrel (9) is movably connected to the top of the supporting plate (8).

4. The ejector for a double protection test piece according to claim 3, wherein: all fixedly connected with slide bars (10) around connecing thing chamber (7) internal surface bottom, four the top of slide bar (10) all with connect the top fixed connection of thing chamber (7) internal surface.

5. The ejector for a double protection test piece according to claim 3, wherein: four connecting grooves (11) are formed in the supporting plate (8), and the inner surfaces of the connecting grooves (11) are connected with the outer surface of the sliding rod (10) in a sliding mode.

6. The ejector for a double protection test piece according to claim 5, wherein: the outer surface cover of slide bar (10) is equipped with spring (12), the bottom of backup pad (8) and the bottom of connecing thing chamber (7) internal surface all with the one end swing joint of spring (12).