CN218139606U - Mould convenient to take off material - Google Patents

Abstract

The utility model discloses a mould convenient to take off material belongs to mould technical field, including last mould and bed die, the inside of bed die is provided with ejecting subassembly, ejecting subassembly includes the liftout plate, the liftout plate sets up in the inside die cavity of bed die, the interior diapire of bed die is connected with reset spring, reset spring's top runs through the bed die to be connected with the liftout plate, the bottom symmetric connection of liftout plate has L shape pole, the bottom equipartition of going up the mould is connected with the locating lever, the top of bed die seted up with locating lever assorted logical groove, the one end of L shape pole sets up in the logical groove of bed die. The beneficial effects of the utility model are that improved the work piece and taken off material efficiency, and the work piece atress is even not fragile, has reduced the spoilage of product, has improved radiating homogeneity simultaneously, avoids local overheat, has improved the radiating effect to work piece and mould.

Description

Mould convenient to take off material

Technical Field

The utility model relates to the technical field of mold, specifically say a mould convenient to take off material.

Background

The die is various dies and tools for obtaining required products by injection molding, blow molding, extrusion, die casting or forging forming, smelting, stamping and other methods in industrial production. In short, a mold is a tool used to make a shaped article, the tool being made up of various parts, different molds being made up of different parts.

The utility model discloses a chinese patent application number is CN 201721129867.2's utility model discloses a fixed stable mould of just being convenient for take off material, including the cover half base, the bottom mounting of cover half base has the supporting legs, and the top of cover half base is provided with the cover half backing plate, the air inlet has been seted up to one side of cover half backing plate, and the top of cover half backing plate installs the cover half, the one end of cover half is provided with the feed inlet, and the discharge gate has been seted up to the other end, set up mould recess and two draw-in grooves down on the cover half, and the mould recess is located between two draw-in grooves down, seted up the chamber of ventilating between mould recess and the air inlet, and the inside in chamber of ventilating is located the bottom embedding of mould recess and installs and take off the material kicking block, the top of cover half is fixed with two lower stands, the utility model discloses a chamber of ventilating, air inlet and the kicking block of taking off that set up can do benefit to the atmospheric pressure breaks away from the mould recess with the work piece that injection mold accomplished fast to be convenient for the mould takes off the material, and then effectively improved the efficiency that the mould produced the work piece.

The above comparison document has the following problems:

(1) The material stripping operation is carried out through the air inlet, the ventilation cavity and the stripping ejector block in the application document, but the stability of air pressure is slightly poor, the acting force of the stripping ejector block on a workpiece is uneven, and the workpiece is easily damaged.

(2) The mould need cool off the work piece after the completion of moulding plastics and make its design, and it is longer to consume time, has reduced the machining efficiency of work piece.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a mould convenient to take off material to solve the problem that proposes in the above-mentioned background art.

The technical scheme of the utility model is that: the utility model provides a mould convenient to take off material, includes mould and bed die, the inside of bed die is provided with ejecting subassembly, ejecting subassembly includes the liftout plate, the liftout plate sets up in the inside die cavity of bed die, the interior diapire of bed die is connected with reset spring, reset spring's top runs through the bed die to be connected with the liftout plate, the bottom symmetric connection of liftout plate has L shape pole, the bottom of going up the mould is equallyd divide and is connected with the locating lever, the top of bed die seted up with locating lever assorted logical groove, the one end of L shape pole sets up in the logical groove of bed die.

Furthermore, the inside wall of locating lever has the fixture block through spring coupling, the draw-in groove has been seted up to the one end of bed die, the draw-in groove is the block with the draw-in groove and is connected.

Further, the inside of bed die is provided with the direction subassembly, the direction subassembly includes the loop bar, the loop bar is connected in the interior diapire of bed die, the top through connection of loop bar has the connecting rod, the top of connecting rod is connected with the bottom of liftout plate.

Furthermore, a guide groove is formed in the inner side wall of the sleeve rod, one end of the connecting rod is connected with a guide block, and the guide groove is in sliding connection with the guide block.

Furthermore, two groups of cooling channels are formed in the lower die, and connectors are symmetrically connected to two sides of the lower die.

The utility model discloses an improve and provide a mould convenient to take off material here, compare with prior art, have following improvement and advantage:

one is as follows: the utility model discloses a reset spring realizes the ejecting effect to the work piece with the liftout plate to utilize L shape pole and locating lever as spacing, ensure that the mould in-process die cavity of moulding plastics is accurate, improved the work piece and taken off material efficiency, and the work piece atress is even not fragile, reduced the spoilage of product.

The second step is as follows: the utility model discloses a two sets of cooling channel have realized the even heat dissipation to mould and work piece to utilize the different flow directions of two sets of cooling channel liquid, improved radiating homogeneity, guaranteed the radiating effect to work piece and mould, avoid local overheat.

Drawings

The invention is further explained below with reference to the figures and examples:

fig. 1 is a schematic front view of a cross-sectional structure of the present invention;

FIG. 2 is a schematic view of the partial side view cross-sectional structure of the present invention;

FIG. 3 is an enlarged view of area A in FIG. 1;

fig. 4 is an enlarged schematic view of region B in fig. 1.

Description of reference numerals: 1. an upper die; 2. a lower die; 3. ejecting the assembly; 31. positioning a rod; 32. ejecting the plate; 33. an L-shaped rod; 34. a guide assembly; 341. a connecting rod; 342. a loop bar; 343. a guide groove; 344. a guide block; 35. a return spring; 36. a clamping block; 37. a card slot; 4. a cooling channel; 41. and (4) a joint.

Detailed Description

The present invention will be described in detail with reference to fig. 1 to 4, and the technical solutions in the embodiments of the present invention will be clearly and completely described, 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.

The utility model provides a through the improvement herein, provide a mould convenient to take off material, as shown in fig. 1-4, including upper mold 1 and lower mold 2, the inside of lower mold 2 is provided with ejection assembly 3, ejection assembly 3 includes liftout plate 32, liftout plate 32 sets up in lower mold 2 internal cavity, the interior diapire of lower mold 2 is connected with reset spring 35, the top of reset spring 35 runs through lower mold 2 and is connected with liftout plate 32, the inside of lower mold 2 is provided with guide assembly 34, guide assembly 34 includes loop bar 342, loop bar 342 is connected to the interior diapire of lower mold 2, the top of loop bar 342 runs through and is connected with connecting rod 341, the top of connecting rod 341 is connected with the bottom of liftout plate 32 to utilize loop bar 342 and connecting rod 341 to assist the spacing to liftout plate 32, avoid liftout plate 32 skew to block, the inner side wall of the sleeve rod 342 is provided with a guide groove 343, one end of the connecting rod 341 is connected with a guide block 344, the guide groove 343 is slidably connected with the guide block 344, so that the connecting rod 341 is axially limited by the guide groove 343 and the guide block 344, the rotating of the connecting rod 341 is prevented from being broken, the service life of the connecting rod is prolonged, the bottom end of the ejector plate 32 is symmetrically connected with the L-shaped rod 33, the bottom end of the upper die 1 is equally connected with the positioning rod 31, the top end of the lower die 2 is provided with a through groove matched with the positioning rod 31, one end of the L-shaped rod 33 is arranged in the through groove of the lower die 2, the inner side wall of the positioning rod 31 is connected with a clamping block 36 through a spring, one end of the lower die 2 is provided with a clamping groove 37, the clamping groove 37 is connected with the clamping groove 37 in a clamping manner, so that the clamping block 36 and the clamping groove 37 are used for limiting the positioning rod 31, prevent that upper die 1 and lower die 2 from breaking away from, two sets of cooling channel 4 have been seted up to the inside of lower die 2, the bilateral symmetry of lower die 2 is connected with and connects 41, and the water inlet and the delivery port of two sets of cooling channel 4 are located the homonymy to make the coolant flow opposite direction in two sets of cooling channel 4, improve the radiating effect.

The working principle is as follows: aligning the upper die 1 with the lower die 2, pressing the fixture block 36 to enable the fixture block to be retracted into the positioning rod 31, inserting the positioning rod 31 into a through groove of the lower die 2, after the rod 31 to be positioned is completely inserted, moving the fixture block 36 outwards under the action of spring return force, embedding the fixture block 36 into the clamping groove 37 to complete locking, extruding the L-shaped rod 33 by using the positioning rod 31, enabling the L-shaped rod 33 to act on the ejection plate 32 to enable the ejection plate 32 to vertically displace downwards, enabling the return spring 35 to be compressed under force, then conducting injection molding operation, communicating the joint 41 with a cooling liquid pipeline, enabling the flow directions of the cooling liquid in the two groups of cooling channels 4 to be opposite according to the position of the joint 41, cooling the die and the workpiece through the cooling liquid, after cooling and shaping are completed, pressing the fixture block 36 to enable the fixture block 36 to withdraw from the clamping groove 37, lifting the upper die 1, enabling the L-shaped rod 33 to be free of external force at the moment, enabling the return spring 35 to start to reset under the action of external force, driving the ejection plate 32 to displace, and ejecting the workpiece out under the guiding action of the connecting rod 341 and the sleeve 342.

The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.

Claims (5)

1. The utility model provides a mould convenient to take off material which characterized in that: including last mould (1) and bed die (2), the inside of bed die (2) is provided with ejecting subassembly (3), ejecting subassembly (3) are including ejector plate (32), ejector plate (32) set up in the inside die cavity of bed die (2), the interior diapire of bed die (2) is connected with reset spring (35), reset spring (35)'s top is run through bed die (2) to be connected with ejector plate (32), the bottom symmetric connection of ejector plate (32) has L shape pole (33), the bottom equipartition of going up mould (1) is connected with locating lever (31), the logical groove with locating lever (31) assorted has been seted up on the top of bed die (2), the one end of L shape pole (33) sets up in the logical groove of bed die (2).

2. The mold for facilitating stripping as set forth in claim 1, wherein: the inner side wall of the positioning rod (31) is connected with a clamping block (36) through a spring, one end of the lower die (2) is provided with a clamping groove (37), and the clamping groove (37) is connected with the clamping groove (37) in a clamping mode.

3. The mold for facilitating stripping as set forth in claim 1, wherein: the inside of bed die (2) is provided with guide assembly (34), guide assembly (34) includes loop bar (342), loop bar (342) are connected in the interior diapire of bed die (2), the top through connection of loop bar (342) has connecting rod (341), the top of connecting rod (341) is connected with the bottom of liftout plate (32).

4. The mold for facilitating stripping as set forth in claim 3, wherein: a guide groove (343) is formed in the inner side wall of the sleeve rod (342), one end of the connecting rod (341) is connected with a guide block (344), and the guide groove (343) is in sliding connection with the guide block (344).

5. The mold for facilitating stripping as set forth in claim 1, wherein: two sets of cooling channels (4) are seted up to the inside of bed die (2), the bilateral symmetry of bed die (2) is connected with and connects (41).

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