CN212045056U

CN212045056U - Multi-side-hole one-step forming die pressing mold

Info

Publication number: CN212045056U
Application number: CN202020462305.5U
Authority: CN
Inventors: 李加春
Original assignee: Taizhou Huangyan Shuangsheng Plastic Mould Co ltd
Current assignee: Taizhou Huangyan Shuangsheng Plastic Mould Co ltd
Priority date: 2020-04-01
Filing date: 2020-04-01
Publication date: 2020-12-01
Anticipated expiration: 2030-04-01

Abstract

The utility model discloses a many side holes one shot forming compression mold, include from last compound board of installing extremely down in proper order, the die cavity, the core, the mould foot, compound board and pinch bar perforating device down, a plurality of coring holes are seted up to the die cavity side, pinch bar perforating device installs at the die cavity side, pinch bar perforating device includes the pinch bar fixed block, the pinch bar, hydro-cylinder and a plurality of group punch the subassembly of loosing core, the pinch bar fixed block is installed at die cavity both ends face, the pinch bar both ends articulate on the pinch bar fixed block at both ends, it punches the subassembly of loosing core and corresponds with the coring hole, it transversely fixes on the pinch bar and stretches into the shaping cavity, the hydro-cylinder includes cylinder body and piston rod, the cylinder body passes through the hydro-cylinder fixing base and transversely fixes at die cavity side middle part, the. The technical scheme of the utility model utilize and loose core the subassembly through a plurality of groups and once only process many side openings of shaping on the mould pressing work piece of shaping cavity.

Description

Multi-side-hole one-step forming die pressing mold

Technical Field

The utility model relates to a compression molding tool technical field, concretely relates to multiple side hole one shot forming compression molding tool.

Background

The SMC integral bathroom is a relatively popular tool, home decoration and building material in China at present, is widely applied to chain hotels, personal decoration and the like, has various advantages of attractive and elegant appearance, various forms, convenience in installation and the like, and is deeply praised. SMC bathroom wallboard needs carry out bolted connection each other when the installation, and the bolt hole all is that relative distance is closer between wallboard side and hole site, if this hole takes shape on the mould, the required hydro-cylinder of traditional mode of beating into does not have the position installation at all, and numerous with high costs of quantity, so often all be the wallboard take shape after the demolding, carry out secondary operation, increased the process, improved the cost, reduced efficiency.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a multiple lateral hole one shot forming embossing mold utilizes the principle of lever, squeezes into the core dress with many pieces of books on the pinch bar, regards as power with hydraulic cylinder to realize once taking shape in this mounting hole mould, greatly reduced the mould cost, and the goods cost has reduced production processes, raises the efficiency.

The utility model discloses a reach above-mentioned purpose, specifically can realize through following technical scheme:

a multi-side-hole one-step forming die-pressing die comprises an upper compound plate, a die cavity, a die core, a die pin, a lower compound plate and a pry bar punching device which are sequentially installed from top to bottom, wherein a forming cavity is formed between the die cavity and the die core, the die pin is fixed on the periphery of the top surface of the lower compound plate, a thimble base plate is fixed in the die pin, a thimble panel is arranged on the thimble base plate, a mandril is vertically fixed on the thimble panel, a plurality of core pulling holes are formed in the side edge of the die cavity, the pry bar punching device is installed on the side edge of the die cavity and comprises a pry bar fixing block, a pry bar, an oil cylinder and a plurality of groups of punching and core pulling assemblies, the pry bar fixing block is installed on two end faces of the die cavity, two ends of the pry bar are hinged on the pry bar fixing blocks at two ends, the punching and, the piston rod is fixed with the middle part of the pry bar.

Furthermore, a plurality of gaskets are arranged on the inner side edge of the prying bar.

Furthermore, a core-pulling sleeve is arranged in the core-pulling hole, and a sleeve pressing plate is fixed to the outer end of the core-pulling sleeve.

Furthermore, the punching and core-pulling assembly comprises a core-pulling rod transversely arranged on the prying rod in a penetrating manner and a core-pulling rod pressing plate arranged at the outer end of the core-pulling rod.

Further, the mould further comprises an ejector pin oil cylinder, the ejector pin oil cylinder comprises an ejector pin cylinder body and an ejector pin piston rod, the ejector pin cylinder body is fixed with the ejector pin base plate, and the ejector pin piston rod is fixed with the lower compound plate.

Compared with the prior art, the technical scheme of the utility model is that a plurality of groups of core pulling assemblies are used for processing and forming a plurality of side holes on the die pressing workpiece of the forming cavity at one time; after the mould pressing is completed, the middle part of the pry bar is jacked outwards by taking the oil cylinder fixing seat as a fulcrum through the core-pulling oil cylinder, the core-pulling assembly on the pry bar is driven to be pulled out from the core-pulling hole, so that the side hole demoulding is completed, and the whole workpiece is jacked and demoulded through the ejector rod.

Drawings

FIG. 1 is a schematic side view of the present invention;

fig. 2 is a schematic drawing of the demolding of the present invention.

In the figure, 1, an upper compound plate; 2. a cavity; 21. core pulling holes; 22. a core-pulling sleeve; 23. a sleeve pressing plate; 3. a core; 31. a molding chamber; 4. a mould leg; 5. a lower compound plate; 6. a pry bar punching device; 61. a pry bar fixing block; 62. a pry bar; 63. an oil cylinder; 631. a cylinder body; 632. a piston rod; 64. punching and core-pulling components; 641. drawing the core rod; 642. a core-pulling pressing plate; 65. an oil cylinder fixing seat; 66. a gasket; 7. a thimble base plate; 8. a thimble panel; 9. a top rod; 10. a thimble oil cylinder; 101. a thimble cylinder body; 102. and a thimble piston rod.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples.

As shown in fig. 1 and 2, the utility model discloses a many lateral holes one shot forming compression mold, include from last compound board 1 of installing down in proper order, die cavity 2, core 3, mould foot 4, compound board 5 and pinch bar perforating device 6 down, form shaping cavity 31 between die cavity 2 and the core 3, mould foot 4 is fixed around compound board 5 top surface under, 4 inside fixed ejector pin backing plates 7 of mould foot, set up thimble panel 8 on the ejector pin backing plates 7, the last fixed ejector pin 9 of thimble panel 8, a plurality of loose core holes 21 are seted up to die cavity 2 side, preferably, install the sleeve pipe 22 of loosing core in the loose core hole 21, the fixed sleeve clamp plate 23 of sleeve pipe 22 outer end of loosing core. The core back sleeve 22 is used for protecting the core back hole 21, and the sleeve pressing plate 23 is used for fixing the core back sleeve 22 and preventing the core back sleeve 22 from being taken out when the punching core back assembly 64 is pulled out.

The pry bar punching device 6 is installed on the side edge of the cavity 2, and the pry bar punching device 6 comprises a pry bar fixing block 61, a pry bar 62, an oil cylinder 63 and a plurality of groups of punching and core-pulling assemblies 64. The pry bar fixing blocks 61 are arranged on two end faces of the cavity 2; the two ends of the pry bar 62 are hinged to the pry bar fixing blocks 61 at the two ends, the punching core pulling assembly 64 corresponds to the core pulling hole 21, the punching core pulling assembly is transversely fixed to the pry bar 62 and extends into the forming cavity 31, the oil cylinder 62 comprises a cylinder body 631 and a piston rod 632, the cylinder body 631 is transversely fixed to the middle of the side edge of the cavity through the oil cylinder fixing seat 65, the piston rod 632 is fixed to the middle of the pry bar 62, and brass strips are embedded in the inner side edge of the oil cylinder fixing seat 65 to ensure that.

Preferably, a plurality of gaskets 66 are installed on the inner side edge of the pry bar 62, and the gaskets are arranged at intervals with the punching and core-pulling assembly, so that the pry bar 62 is prevented from being in direct contact with the side edge of the cavity 2, and the damage to the mold is prevented.

Preferably, the core pulling assembly 64 includes a core pulling rod 641 transversely installed on the pry bar 62 and a core pulling rod pressing plate 642 installed at the outer end of the core pulling rod 641, wherein the core pulling rod 641 is used for perforating the side hole, and the core pulling rod pressing plate 642 is fixed on the pry bar 62 by a bolt to prevent the core pulling rod 641 from moving. The multiunit is punched and is loosed core the subassembly setting and punching the corresponding position in needs, realizes the mould when compression molding work piece, the shaping side opening simultaneously. In a specific embodiment, the pinch bar is 300mm, and hydro-cylinder jack-up height is 1o, and the degree of depth of punching is 5mm, and the degree of depth of punching at both ends is 3mm, all satisfies the degree of depth demand of punching.

Preferably, the mold further comprises a thimble cylinder 10, the thimble cylinder 10 comprises a thimble cylinder 101 and a thimble piston rod 102, the thimble cylinder 101 is fixed to the thimble seat 7, and the thimble piston rod 102 is fixed to the lower compound plate 5.

The specific embodiments of the present invention are only for explaining the present invention, and are not intended to limit the present invention, and those skilled in the art can make modifications to the present embodiment as required without inventive contribution after reading the present specification, but all the embodiments are protected by patent laws within the scope of the claims of the present invention.

Claims

1. A multi-side-hole one-step forming die-pressing die is characterized by comprising an upper compound plate (1), a die cavity (2), a die core (3), a die pin (4), a lower compound plate (5) and a pry bar punching device (6) which are sequentially arranged from top to bottom, wherein a forming cavity (31) is formed between the die cavity and the die core, the die pin is fixed at the periphery of the top surface of the lower compound plate, a thimble base plate (7) is fixed inside the die pin, a thimble panel (8) is arranged on the thimble base plate, a mandril (9) is vertically fixed on the thimble panel, a plurality of core-pulling holes (21) are formed in the side edge of the die cavity, the pry bar punching device is arranged at the side edge of the die cavity and comprises a pry bar fixing block (61), a pry bar (62), an oil cylinder (63) and a plurality of groups of punching core-pulling assemblies (64), the pry bar fixing, the oil cylinder is transversely fixed on the pry bar and extends into the forming cavity, the oil cylinder comprises a cylinder body (631) and a piston rod (632), the cylinder body is transversely fixed in the middle of the side edge of the cavity through an oil cylinder fixing seat (65), and the piston rod is fixed in the middle of the pry bar.

2. The multi-hole one-shot forming die assembly of claim 1, wherein the pry bar is provided at its inner edge with a plurality of spacers (66).

3. The multi-side hole one-step molding die set according to claim 1, wherein the core pulling sleeve (22) is installed in the core pulling hole, and the sleeve pressing plate (23) is fixed at the outer end of the core pulling sleeve.

4. The multi-side-hole one-step molding and pressing die of claim 1, wherein the punching core-pulling assembly comprises a core-pulling rod (641) transversely penetrating on the pry bar and a core-pulling rod pressing plate (642) arranged at the outer end of the core-pulling rod.

5. The multi-side-hole one-step molding press mold according to claim 1, further comprising a thimble cylinder (10), wherein the thimble cylinder comprises a thimble cylinder body (101) and a thimble piston rod (102), the thimble cylinder body is fixed to the thimble base plate, and the thimble piston rod is fixed to the lower compound plate.