CN214108754U

CN214108754U - Lost wax casting shell breaking machine

Info

Publication number: CN214108754U
Application number: CN202022949382.6U
Authority: CN
Inventors: 余胜宇
Original assignee: Kunshan Xinqiang Metal Industry Co ltd
Current assignee: Kunshan Xinqiang Metal Industry Co ltd
Priority date: 2020-12-08
Filing date: 2020-12-08
Publication date: 2021-09-03
Anticipated expiration: 2030-12-08

Abstract

The utility model discloses a wax loss method casting rejuvenator, which comprises a frame, the frock platform, anchor clamps, go up and down to slide subassembly and the subassembly that breaks the shell, the frock bench is fixed with anchor clamps, the anchor clamps location clamp presss from both sides the foundry goods that remains the shell that breaks, but anchor clamps adjusting rotation angle, the subassembly that slides that goes up and down includes vertical slide rail, the slider, lifter plate and lift cylinder, the lifter plate middle part is provided with the subassembly that breaks the shell, the subassembly that breaks the shell includes the motor, the action wheel, the driving medium, from the driving wheel, the camshaft, a support frame, locating plate and a plurality of quartering hammer, this wax loss method casting rejuvenator utilizes the camshaft of high-speed rotation to drive the quartering hammer and be high-speed piston motion, utilize the high-speed outward appearance of beating of little stroke, make the mould shell can shake and split, and break, and is efficient, the intensity of labour who has improved the artifical mould that breaks the mould shell, the low in production efficiency, and is simple and practical.

Description

Lost wax casting shell breaking machine

Technical Field

The utility model relates to a precision casting equipment technical field, concretely relates to lost wax method casting rejuvenator.

Background

The modern precision casting technology field generally adopts a lost wax casting process, and the process flow is as follows: making a wax mould of the appearance of the required casting by using paraffin; dipping the wax pattern into a container filled with a coating such as water glass to apply the coating; spraying quartz sand on the wax piece coated with the coating, immersing the wax piece into a hardening tank containing materials such as ammonium chloride, magnesium chloride and the like, hardening and drying; placing the wax group with the hardened surface coating in a wax loss tank, heating to dissolve and drop wax, and leaving the sand mould shell; placing the mould shell in a roasting furnace for roasting to increase the strength of the mould shell; pouring molten steel into the mould shell through a casting ladle, filling the molten steel into the mould cavity, and cooling to form a finished casting; and finally, breaking the shell, removing the surface formwork of the casting and taking out the casting.

The existing shell breaking process is mostly to break the shell by manpower, the labor intensity is high, the production efficiency is low, and therefore automatic shell breaking equipment needs to be designed, and the shell breaking efficiency of lost wax casting is improved.

SUMMERY OF THE UTILITY MODEL

The utility model discloses the technical problem that will solve is: the present situation that the labor intensity is high and the production efficiency is low when the formwork is manually broken is improved, and the automatic shell breaking equipment is utilized to improve the shell breaking efficiency of the lost wax casting.

The technical scheme adopted for solving the problems is as follows:

a lost wax casting shell breaking machine comprises a rack, a tool table, a clamp, a lifting sliding assembly and a shell breaking assembly.

A clamp is fixed on the tooling table, the clamp positions and clamps the casting to be shelled, the rotation angle of the clamp can be adjusted,

the lifting sliding assembly comprises a vertical slide rail, a slide block, a lifting plate and a lifting cylinder, the lifting cylinder is fixed on a top plate at the upper end of the frame, a mandril of the lifting cylinder is fixedly connected with the lifting plate, two sides of the lifting plate are fixedly connected with the slide block, the slide block is matched with the vertical slide rail to vertically lift and slide, the vertical slide rail is fixedly connected with the frame, the middle part of the lifting plate is provided with a shell breaking assembly,

the crust breaking component comprises a motor, an action wheel, a transmission part, a driven wheel, a cam shaft, a support frame, a positioning plate and a plurality of breaking hammers, wherein the motor is fixed on the upper end face of the lifting plate, two ends of a main shaft of the motor are fixedly connected with the action wheel, the driven wheel is in fit transmission with the action wheel through the transmission part, the driven wheel is fixedly connected with shaft heads at two ends of the cam shaft, two sides of the cam shaft are matched with bearings arranged in the support frame, the support frame is fixed on the lower end face of the lifting plate, and the breaking hammers comprise hammer tops.

Furthermore, the hammer top is in tangential fit with a cam arranged on the outer ring of the cam shaft in a spiral array mode, so that the breaking hammer is pushed up and down to slide.

Furthermore, a reset spring is sleeved on the outer ring of the hammer handle, a hammer shoulder is further arranged between the hammer handle and the hammer head, and the reset shoulder and the reset spring are matched to limit the reset original point of the breaking hammer.

Furthermore, the hammer handle is matched with a through hole formed in the positioning plate to slide up and down, and two sides of the positioning plate are fixedly connected with the support frame.

Further, the outer periphery of the shell breaking assembly is also provided with a protective cover.

The utility model has the advantages that:

this lost wax casting rejuvenator utilizes the high-speed rotatory camshaft to drive the quartering hammer and is high-speed piston motion, utilizes the high-speed mould shell outward appearance of knocking of little stroke, makes the mould can shake the bits of broken glass and split, and automation efficiency is high, has improved the current situation that the artifical intensity of labour that breaks the mould shell of pounding is big, production efficiency is low, simple and practical.

Drawings

In order to more clearly illustrate the technical solutions in the embodiments of the present invention, the drawings used in the description of the embodiments will be briefly described below.

FIG. 1 is a schematic structural diagram of a casting shell breaker according to the lost wax method of the present embodiment;

FIG. 2 is an enlarged view of a portion of FIG. 1 at A;

FIG. 3 is a schematic structural view of a camshaft according to the present embodiment;

the device comprises a machine frame, a tooling table, a fixture, a casting to be broken, a vertical sliding rail, a sliding block, a mandril, a lifting cylinder, a motor, a driving wheel, a support frame, a lifting plate, a driving part, a protective cover, a cam shaft, a cam 16, a hammer head 17, a hammer handle 18, a reset spring 19, a hammer top 20, a shaft head 21 and a hammer shoulder 22, wherein the machine frame is 1, the tooling table is 2, the fixture is 3, the casting to be broken, the vertical sliding rail is 5, the sliding block is 6, the mandril is 7, the lifting cylinder is 8, the motor is 9, the driving wheel is 10, the support frame is 11, the lifting plate is 12, the driving part is 13, the protective cover is 14, the cam shaft, the cam shaft, the hammer head 17, the hammer handle 18, the reset spring, the hammer top 20, the shaft head 22 and the hammer shoulder.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention.

Referring to fig. 1-3, the embodiment provides a lost wax casting crust breaker, which includes a frame 1, a tooling platform 2, a clamp 3, a lifting sliding assembly and a crust breaking assembly.

Specifically speaking, be fixed with anchor clamps 3 on the frock platform 2, 3 location clamp tightly remain the foundry goods 4 of crust breaking, the adjustable rotation angle of anchor clamps 3, the lift subassembly that slides includes vertical slide rail 5, slider 6, lifter plate 12 and lift cylinder 8, lift cylinder 8 is fixed on the roof of frame 1 upper end, and its ejector pin 7 links firmly with lifter plate 12, lifter plate 12 both sides link firmly with slider 6, slider 6 slides with the vertical lift of 5 cooperation of vertical slide rail, vertical slide rail 5 links firmly with frame 1, lifter plate 12 middle part is provided with the crust breaking subassembly.

The shell breaking component comprises a motor 9, a driving wheel 10, a transmission piece 13, a driven wheel, a cam 16 shaft 15, a support frame 11, a positioning plate and a plurality of breaking hammers, wherein the motor 9 is fixed on the upper end surface of the lifting plate 12, two ends of a main shaft of the motor are fixedly connected with the driving wheel 10, the driven wheel is in matched transmission with the driving wheel 10 through the transmission piece 13, the driven wheel is fixedly connected with shaft heads 21 at two ends of the cam 16 shaft 15, two sides of the cam 16 shaft 15 are matched with bearings arranged in the support frame 11, the support frame 11 is fixed on the lower end surface of the lifting plate 12, each breaking hammer comprises a hammer top 20, a hammer handle 18 and a hammer head 17, the hammer top 20 is in tangent fit with a cam 16 arranged on a spiral array of an outer ring of the cam 16 shaft 15, the breaking hammer is pushed to slide up and down, a reset spring 19 is sleeved on an outer ring of the hammer handle 18, and a hammer head 22 is further arranged between the hammer handle 18 and the hammer head 17, the reset original point of the breaking hammer is limited by matching with a reset spring 19, the hammer handle 18 is matched with a through hole formed in the positioning plate to slide up and down, and two sides of the positioning plate are fixedly connected with the support frame 11.

In a further embodiment, a protective cover 14 is further arranged on the periphery of the shell breaking assembly for protecting the personal safety of the operator.

The embodiments of the present invention have been described in detail with reference to the accompanying drawings, but the present invention is not limited to the above embodiments, and various changes, modifications, substitutions and alterations can be made without departing from the spirit of the present invention within the knowledge of those skilled in the art, and the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. The utility model provides a wax loss method casting rejuvenator, includes frame, frock platform, anchor clamps, lift subassembly and the subassembly of breaking shells that slides, its characterized in that:

2. The lost wax casting crust breaker of claim 1, wherein: the hammer top is in tangential fit with a cam arranged on the outer ring of the camshaft in a spiral array mode.

3. The lost wax casting crust breaker of claim 1, wherein: the hammer handle outer ring is sleeved with a return spring, and a hammer shoulder is further arranged between the hammer handle and the hammer head.

4. The lost wax casting crust breaker of claim 3, wherein: the hammer handle is matched with a through hole formed in the positioning plate to slide up and down, and two sides of the positioning plate are fixedly connected with the support frame.

5. The lost wax casting crust breaker of any of claims 1 to 4, wherein: the periphery of the shell breaking assembly is also provided with a protective cover.