CN214977540U - Tractor foundry goods cold core forming die - Google Patents

Abstract

The utility model discloses a tractor foundry goods cold core forming die, including the die holder, the die holder bottom is provided with 2 electric putter, the die holder top is provided with 3 cushions, and the cushion top is provided with the fixed die plate, and 2 lower die cavities have been seted up at the fixed die plate top, the fixed die plate top is provided with 2 movable mould boards, and movable mould board is inside to have seted up 2 and goes up the die cavity, goes up the die cavity top and is provided with the runner, movable mould board one side is provided with the mounting panel, 2 spouts have been seted up to the movable mould board bottom, and the inside slide rail that is provided with of spout is provided with 1 packing ring between per 2 cushions, and the packing ring top is provided with the push pedal, and the push pedal top is provided with 7 ejector pins, and the ejector pin top runs through the ejector pin fixed plate and stretches into ejector pin on the fixed die plate is downthehole. Has the advantages that: the utility model discloses a cooperation of slide rail and spout, the workman's installation mould and the debugging of being convenient for reduce the debugging time, improve work efficiency, can also assist the mould die opening and shutting to improve the shaping precision of cold core.

Description

Tractor foundry goods cold core forming die

Technical Field

The utility model relates to a tractor foundry goods cold core mould technical field especially relates to a tractor foundry goods cold core forming die.

Background

The casting is a metal molding object obtained by various casting methods, namely, the smelted liquid metal is poured into a casting mold prepared in advance by pouring, injecting, sucking or other casting methods, and after cooling, the casting is subjected to subsequent processing means such as grinding and the like, so that the object with certain shape, size and performance is obtained. When the existing tractor casting cold core forming die is installed, a large amount of time is usually spent on debugging the die, so that the working efficiency is reduced.

Disclosure of Invention

The utility model aims at providing a tractor foundry goods cold core forming die for solving the above problems.

The utility model discloses a following technical scheme realizes above-mentioned purpose: a tractor casting cold core forming die, which comprises a lower die holder, wherein the bottom of the lower die holder is provided with 2 electric push rods, the top of the lower die holder is provided with 3 cushion blocks, the top of the cushion blocks is provided with a fixed die plate, the top of the fixed die plate is provided with 2 lower die cavities, the top of the fixed die plate is provided with 2 movable die plates, 2 upper die cavities are arranged in the movable die plates, the top of each upper die cavity is provided with a pouring gate, one side of the movable template is provided with a mounting plate, the bottom of the movable template is provided with 2 sliding grooves, sliding rails are arranged in the sliding grooves and are used for the movable template to move left and right, 1 gasket is arranged between every 2 cushion blocks and can protect the push plate, the top of the gasket is provided with the push plate, the top of the push plate is provided with 7 ejector rods, the top ends of the ejector rods penetrate through the ejector rod fixing plate and stretch into the ejector rod holes in the fixed die plate, and the ejector rods are radially provided with reset springs with the tops of the ejector rod fixing plates.

Preferably, the slide rail is fixed on the fixed template through a screw, and the fixed template fixes the cushion block on the lower die base through a screw.

Preferably, the movable template is positioned by a pin and fixed on the mounting plate by a screw.

Preferably, the electric push rod can drive the ejector rod to eject out the formed cold core, the electric push rod is fixed on the lower die base through a bolt, and the gasket is fixed on the lower die base through a screw.

Preferably, the ejector rod fixing plate is fixed on the push plate through a screw.

Has the advantages that: the utility model discloses a cooperation of slide rail and spout, the workman of being convenient for installs the mould and debugs, reduces the debugging time, improves work efficiency, can also assist the mould die opening and shutting to improve the shaping precision of cold core;

(1) the utility model is provided with the electric push rod, which can drive the ejector rod to eject the cold core after the cold core is formed, thereby facilitating the workers to take out the cold core;

(2) the utility model discloses be provided with reset spring, can reset push pedal, ejector pin and roof fixed plate after the chill is ejecting.

Drawings

Fig. 1 is a schematic structural view of a tractor casting cold core forming die of the present invention;

FIG. 2 is a left side sectional view of the tractor casting cold core forming mold of the present invention;

fig. 3 is an explosion diagram of the tractor casting cold core forming die of the utility model.

Reference numerals: 1. a lower die holder; 2. cushion blocks; 3. fixing a template; 4. moving the template; 5. mounting a plate; 6. a gate; 7. an upper cavity; 8. a slider; 9. a slide rail; 10. a lower cavity; 11. a jack rod hole; 12. a mandril fixing plate; 13. pushing the plate; 14. a top rod; 15. a return spring; 16. a gasket; 17. an electric push rod.

Detailed Description

The present invention will be further explained with reference to the accompanying drawings:

as shown in fig. 1, 2 and 3, a tractor casting cold core forming die comprises a lower die base 1, wherein 2 electric push rods 17 are arranged at the bottom of the lower die base 1, the electric push rods 17 can drive ejector rods 14 to eject a formed cold core, the electric push rods 17 are fixed on the lower die base 1 through bolts, 3 cushion blocks 2 are arranged at the top of the lower die base 1, a fixed die plate 3 is arranged at the top of each cushion block 2, the fixed die plate 3 fixes the cushion blocks 2 on the lower die base 1 through screws, 2 lower die cavities 10 are arranged at the top of the fixed die plate 3, 2 movable die plates 4 are arranged at the top of the fixed die plate 3, the movable die plates 4 are positioned through pins and fixed on mounting plates 5 through screws, 2 upper die cavities 7 are arranged inside the movable die plates 4, gates 6 are arranged at the tops of the upper die cavities 7, a mounting plate 5 is arranged at one side of the movable die plates 4, 2 sliding grooves 8 are arranged at the bottom of the movable die plates 4, 8 inside slide rails 9 that are provided with of spout, and slide rails 9 passes through the fix with screw on fixed die plate 3, slide rails 9 supply to move about 4 of movable mould board, be provided with 1 packing ring 16 between per 2 cushion 2, packing ring 16 passes through the fix with screw on die holder 1, packing ring 16 can protect push pedal 13, packing ring 16 top is provided with push pedal 13, push pedal 13 top is provided with 7 ejector pins 14, 14 tops of ejector pins run through in ejector pin fixed plate 12 stretches into ejector pin hole 11 on fixed die plate 3, and ejector pin fixed plate 12 passes through the fix with screw on push pedal 13, ejector pin 14 is radial to be provided with reset spring 15 with ejector pin fixed plate 12 top.

The utility model discloses a theory of operation and use flow: when in use, the two mounting plates 5 are arranged at the output ends of hydraulic cylinders at two sides of a workbench of a core shooting machine, then the lower die holder 1 is arranged on the workbench, then the mounting plates 5 and the movable die plate 4 are driven by the hydraulic cylinders to move along slide rails 9 on a fixed die plate 3 for die assembly and debugging, the mounting plates 5 and the lower die holder 1 are fixed after debugging is completed, then an upper die cavity 7 and a lower die cavity 10 are cleaned by workers, the mounting plates 5 and the movable die plate 4 are driven by the hydraulic cylinders to carry out die assembly along the slide rails 9 on the fixed die plate 3, a core shooting machine shoots sand in the movable die plate 4 through a sprue 6 for molding, then the workers take air guns to blow off redundant sand, the mounting plates 5 and the movable die plate 4 are driven by the hydraulic cylinders to open the die along the slide rails 9, then an electric push rod 17 pushes a push plate 13, a push rod 14 and a push rod fixing plate 12 to move upwards to eject the molded cold core so as to be convenient for the workers to take, then the electric push rod 17 resets, and the push plate 13, the ejector rod 14 and the ejector rod fixing plate 12 reset under the action of the reset spring 15.

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.

The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims (5)

1. The utility model provides a tractor foundry goods chill forming die which characterized in that: comprises a lower die holder (1), 2 electric push rods (17) are arranged at the bottom of the lower die holder (1), 3 cushion blocks (2) are arranged at the top of the lower die holder (1), a fixed die plate (3) is arranged at the top of the cushion blocks (2), 2 lower cavities (10) are arranged at the top of the fixed die plate (3), 2 movable die plates (4) are arranged at the top of the fixed die plate (3), 2 upper cavities (7) are arranged in the movable die plates (4), a pouring gate (6) is arranged at the top of the upper cavities (7), a mounting plate (5) is arranged at one side of each movable die plate (4), 2 sliding chutes (8) are arranged at the bottom of each movable die plate (4), sliding rails (9) are arranged in the sliding chutes (8), 1 gasket (16) is arranged between every 2 cushion blocks (2), a push plate (13) is arranged at the top of the gasket (16), 7 ejector rods (14) are arranged at the top of the push plate (13), the top end of the ejector rod (14) penetrates through the ejector rod fixing plate (12) and extends into the ejector rod hole (11) in the fixed die plate (3), and a return spring (15) is arranged between the ejector rod (14) and the top of the ejector rod fixing plate (12) in the radial direction.

2. The tractor casting chill forming die of claim 1, wherein: the sliding rail (9) is fixed on the fixed template (3) through screws, and the cushion block (2) is fixed on the lower die seat (1) through the fixed template (3) through screws.

3. The tractor casting chill forming die of claim 1, wherein: the movable template (4) is positioned through a pin and fixed on the mounting plate (5) through a screw.

4. The tractor casting chill forming die of claim 1, wherein: the electric push rod (17) is fixed on the lower die base (1) through a bolt, and the gasket (16) is fixed on the lower die base (1) through a screw.

5. The tractor casting chill forming die of claim 1, wherein: the ejector rod fixing plate (12) is fixed on the push plate (13) through a screw.

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