CN216609816U

CN216609816U - Wax injection vehicle

Info

Publication number: CN216609816U
Application number: CN202123232405.2U
Authority: CN
Inventors: 苏冀
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-12-20
Filing date: 2021-12-20
Publication date: 2022-05-27
Anticipated expiration: 2031-12-20

Abstract

The utility model provides a wax injection vehicle which comprises a walking chassis, a wax storage box, a wax melting box, a stirring motor, a wax injection pump and a control cabinet, wherein the wax storage box, the wax melting box, the stirring motor, the wax injection pump and the control cabinet are arranged on the walking chassis; the wax storage box is fixedly arranged on a frame of the walking chassis, and the wax melting box is arranged on the wax storage box; the stirring motor is arranged on the wax storage box, and the stirring output end of the stirring motor is arranged in the wax storage box; a material taking port of the wax injection pump is communicated with the wax storage box, and a pumping outlet of the wax injection pump is communicated with the wax injection nozzle; the control cabinet is at least used for outputting control instructions to the stirring motor and the control end of the wax injection pump. By applying the scheme, the problem of high process cost in the traditional wax pattern manufacturing route can be effectively solved.

Description

Wax injection vehicle

Technical Field

The utility model relates to the technical field of casting, in particular to a wax injection vehicle.

Background

The traditional wax injection machine is a fixed device, and a wax injection system of the traditional wax injection machine and a working table surface of a placing and pressing mold are inseparable and integral. A typical four-column wax injection machine is shown in figure 1, wherein a mold 01 is placed on a workbench base 02, four guide rods 03a are arranged on the workbench base 02a, an upper movable pressing plate 04a is sleeved on the four guide rods 03 and can move downwards along the guide rods 03 under the action of a hydraulic oil cylinder 05, and then pressurization and mold closing are realized; another typical C-shaped wax injection machine is shown in fig. 2, in which a mold 01 is placed on a table base 02b, an upper movable platen 04b is arranged at the bottom end of a stroke guide rod 03b suspended on a C-shaped arm of the apparatus, and the upper movable platen 04b moves downward under the guidance of the stroke guide rod 03 under the action of a hydraulic cylinder 05, so as to realize pressing and mold closing.

In the prior art, products cast by lost wax, particularly precision investment casting, tend to be oversized and ultrathin, the dimensional precision of the products is continuously improved, and dies for producing corresponding wax patterns are also increasingly large and heavy. On one hand, the energy consumption for carrying and hoisting the die to the working table surface is also larger and larger, the production efficiency is directly influenced, and meanwhile, the problem of operation safety is increased. On the other hand, the space required by the workbench to accommodate a large mold needs to be increased continuously, meanwhile, the box expansion force generated by wax injection pressure is large, and generally, the box expansion force can reach more than hundreds of tons per square meter. Accordingly, the upper and lower contact surfaces of the wax pattern mold with the lower base and the upper movable platen of the table must be also strictly parallel. Therefore, the whole wax injection machine has high manufacturing requirements, the mold has a geometric shape which is restricted by the requirement of ensuring the parallelism of the joint surfaces, so that the manufacturing cost of the mold is higher, and the process cost cannot be reasonably controlled on the whole.

In view of the above, it is desirable to improve and optimize the existing wax injection machine to overcome the above technical defects.

SUMMERY OF THE UTILITY MODEL

In view of the above-mentioned defects, the technical problem to be solved by the present invention is to provide a wax injection vehicle to overcome the problem of high process cost in the wax pattern manufacturing based on the existing wax injection equipment.

The utility model provides a wax injection vehicle, which comprises a walking chassis, a wax storage box, a wax melting box, a stirring motor, a wax injection pump and a control cabinet, wherein the wax storage box, the wax melting box, the stirring motor, the wax injection pump and the control cabinet are arranged on the walking chassis; the wax storage box is fixedly arranged on a frame of the walking chassis, and the wax melting box is arranged on the wax storage box; the stirring motor is arranged on the wax storage box, and the stirring output end of the stirring motor is arranged in the wax storage box; the material taking port of the wax injection pump is communicated with the wax storage box, and the pumping outlet of the wax injection pump is communicated with the wax injection nozzle; the control cabinet is at least used for outputting control instructions to the stirring motor and the control end of the wax injection pump.

Optionally, the walking chassis comprises a drive component for providing a driving force to the rollers of the walking chassis.

Optionally, the walking vehicle further comprises a battery for supplying power, and the battery is fixedly arranged below the frame of the walking chassis.

Optionally, the battery is a rechargeable battery.

Optionally, still include the vacuum pump, the shell of storing up the wax case has the vacuum intermediate layer, just the vacuum intermediate layer with the pump port intercommunication of vacuum pump.

Optionally, the wax storage tank has an auxiliary wax conveying pipe nozzle communicated with an inner cavity thereof.

Optionally, the pumping outlet of the wax injection pump is communicated with the wax injection nozzle through a wax conveying pipe.

Aiming at the existing wax injection equipment, the scheme provides a new method and provides a wax injection vehicle capable of realizing a brand new technical route for manufacturing wax patterns. Specifically, a wax storage box, a wax melting box, a stirring motor, a wax injection pump and a control cabinet are arranged on a walking chassis of the wax injection vehicle; melting solid wax in a wax melting box, flowing into a wax storage box, and keeping the viscosity of wax materials in the wax storage box consistent by stirring of a stirring motor; when wax pattern manufacturing is needed, the walking chassis can move to a position such as a workbench where a mold is located, and the wax injection pump is started, so that fluid wax can be conveniently injected into the mold through the wax injection nozzle. Compared with the prior art, the utility model has the following beneficial technical effects:

firstly, the function of the traditional wax injection machine is realized to be peeled off from a workbench for bearing and pressing a mold, the wax injection machine has a self-walking function, the wax injection function is partially shifted and transferred to a position for storing a wax mold, and the lifting operation of the mold is not needed in the wax mold manufacturing process; namely, the mode of transporting and hoisting the mould to the working table surface of the wax injection machine for injecting wax and forming wax patterns is changed into the mode of enabling the wax injection functional part to form a system by itself and walking to the position where the wax pattern mould is stored for injecting wax and forming wax parts. Due to the arrangement, the hoisting cost can be reduced, and particularly for large molds, the safety problem possibly generated by hoisting operation can be further avoided.

Secondly, based on the self-walking wax injection machine, the mould can be arranged in a workshop or a wax injection site to apply and bear relevant configurations of the clamping pressure, such as but not limited to a factory floor, a flat plate transport vehicle or a field working rack, and the like, so that the technical implementation cost of the clamping process can be reduced.

Third, in an alternative aspect of the present invention, the housing of the wax storage tank has a vacuum interlayer, and the vacuum interlayer is in communication with the pumping port of the vacuum pump to establish a vacuum by the vacuum pump. So set up, can obtain good thermal insulation performance on the one hand, under agitator motor's effect, the viscosity and the temperature of storing up the interior wax material that melts of wax case can keep even unanimity, provide good technical guarantee for the wax pattern yield.

Fourthly, in another alternative of the utility model, the wax storage tank is provided with an auxiliary wax conveying pipe joint communicated with the inner cavity of the wax storage tank. Therefore, the wax storage box can be connected with other melted wax materials provided by preparation equipment through the auxiliary wax conveying pipe joint, so that qualified melted wax materials can be extracted for supplement, and the wax storage box has good operability.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments of the present invention or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.

FIG. 1 is a schematic diagram of a typical wax injection apparatus;

FIG. 2 is a schematic structural diagram of another typical wax injection apparatus;

fig. 3 is a schematic overall configuration diagram of the wax injection vehicle according to the embodiment.

In the figure:

the device comprises a traveling chassis 1, rollers 1-1, a frame 1-2, a wax storage tank 2, a vacuum interlayer 2-1, an auxiliary wax conveying pipe connector 2-2, a wax melting tank 3, a stirring motor 4, a wax injection pump 5, a vacuum pump 6, a wax injection nozzle 7, a wax conveying pipe 8, a control cabinet 9 and a battery 10.

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.

Without loss of generality, the embodiment takes the walking chassis shown in the drawing as a description basis, and the detailed description can be applied to the improvement scheme of the mobile wax injection vehicle for providing the wax source.

Referring to fig. 3, a schematic view of the overall structure of the wax injection cart of the present embodiment is shown.

The wax injection vehicle provided by the utility model comprises a walking chassis 1, a wax storage tank 2, a wax melting tank 3, a stirring motor 4, a wax injection pump 5 and other wax injection functional components which are arranged on the walking chassis 1.

Wherein the travelling chassis 1 has a position which can be shifted and transferred to the position of the mould to be processed manually by an operator. Of course, the walking chassis 1 may also be provided with a driving component (not shown in the figure), so that the walking driving force can be provided to the roller 1-1 of the walking chassis 1 according to the requirement, and specifically, a transmission mechanism can be configured on the power transmission path of the driving component according to the requirement of the actual product design, so as to reduce the increase of torque and improve the walking stability of the walking chassis 1.

Wherein, the wax storage box 2 is fixedly arranged on a frame 1-2 of the walking chassis 1, and the wax melting box 3 is arranged on the wax storage box 2; after being melted in the wax melting box, the solid wax flows into the wax storage box to be used as a standby fluid wax material.

Wherein, the wax storage box 2 is also provided with an auxiliary wax conveying pipe joint 2-2 communicated with the inner cavity of the wax storage box. The wax storage box 2 can be connected with melted wax materials provided by other preparation equipment through the auxiliary wax conveying pipe connecting nozzle 2-2 besides the melted wax provided by the melted wax box 3 so as to extract qualified melted wax materials for supplement, and has better operability.

In order to ensure that the fluid wax in the wax storage tank has the same viscosity and temperature, the shell of the wax storage tank 2 is provided with a vacuum interlayer 2-1. Specifically, the vacuum interlayer 2-1 is communicated with a pumping port of a vacuum pump 6, and the vacuum degree of the vacuum interlayer 2-1 is established and adjusted by the vacuum pump 6 to realize heat preservation and adjustment. Here, the thickness of the vacuum interlayer 2-1 may be determined according to the volume of the wax storage tank 2, and it should be understood that the vacuum interlayer may serve as a heat-insulating layer.

In this scheme, agitator motor 4 sets up on storing up wax case 2, places in its stirring output (not shown in the figure) and stores up wax case 2. So set up, can obtain good thermal insulation performance on the one hand, under agitator motor 4's effect, the viscosity and the temperature of melting the wax material can keep even unanimous in storing up wax case 2.

Wherein, the material taking port of the wax injection pump 5 is communicated with the wax storage box 2, and the pumping outlet thereof is communicated with the wax injection nozzle 7; in other words, under the action of the wax injection pump 5, fluid wax with a certain working pressure can be supplied to the wax pattern mold to ensure its good mold filling capability in the mold.

Here, the delivery outlet of the wax injection pump 5 communicates with the wax injection nozzle 7 through the wax delivery pipe 8. In order to avoid the temperature loss of the fluid wax during the transportation process from affecting the flow uniformity, the wax transportation pipe 8 can preferably adopt a pressure-resistant heat-preservation pipeline.

In addition, in order to avoid the reaction force formed by the wax injection pressure on the wax injection nozzle 7 and even cause the wax injection nozzle to be separated from the mold, the joint of the wax injection nozzle 7 and the mold can be locked and fixed by adopting a threaded screw hole adapting structure, a buckle clamping ring adapting structure, a quick connector, a connector and the like. Make things convenient for the dismouting to have better maneuverability, simultaneously, can also avoid annotating the wax in-process and appear annotating the trouble that the wax mouth breaks away from the mould and take place.

Further, the wax injection vehicle provided by the embodiment further comprises a control cabinet 9, and the control cabinet 9 is used for controlling and managing the whole vehicle. For example, but not limited to, a control command can be output to the control end of the stirring motor 4 according to the process setting requirement, so as to turn on and off the stirring operation as required, and the rotation speed of the stirring output end can be controlled; and a control instruction can be output to the control end of the wax injection pump 5 to start and stop the injection of the fluid wax, and meanwhile, the pumping flow and pressure can be controlled according to the size and shape design requirements of different wax patterns.

In addition, the control cabinet 9 can also output a control instruction to the control end of the vacuum pump 6 according to the operation instruction.

The wax injection vehicle provided by the scheme further comprises a battery 10 for supplying power to form power supply by using electricity for driving components of the traveling chassis 1, the stirring motor 4, the wax injection pump 5, the vacuum pump 6 and the like, so that the wax injection vehicle has the capacity of self-prepared work. Preferably, the battery 10 is a rechargeable battery and is fixedly arranged below the frame 1-2 of the walking chassis 1, so that the space above the frame 1-2 is not occupied, and the overall structure is compact and reasonable in arrangement.

Compared with the traditional wax injection equipment, the wax injection vehicle provided by the embodiment integrally arranges the wax injection functional components on the walking chassis 1 which can walk and comprises a self-walking mode to form an assembly unit which is not shared with a mold and is combined with the mold in a same working way. Obviously, this scheme is with traditional wax injection machine function realization and bear and the workstation of pressfitting mould peels off, and this wax injection machine has from the walking function, annotates the position that wax function part aversion transition to wax matrix mould was deposited, need not to carry out the handling operation of mould at the preparation wax matrix process. By the arrangement, the hoisting cost can be reduced, and the safety problem possibly caused by hoisting operation can be avoided. Meanwhile, based on the self-walking wax injection machine, the mould can be arranged in a workshop or a wax injection site to apply and bear relevant configuration of mould closing pressure, so that the technical realization cost of the mould closing process can be reduced.

It is understood that the stirring motor 4, the wax injection pump 5, the vacuum pump 6, and the like included in the present embodiment constitute non-core points of the utility model of the present application, and those skilled in the art can implement the present invention according to the prior art, so that the detailed description thereof is omitted.

It is noted that the term "comprises, \\" comprising, "or any other variation thereof, as used herein is 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. Without further limitation, an element defined by the phrase "comprising an …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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 utility model. 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

1. A wax injection vehicle is characterized by comprising a walking chassis, a wax storage box, a wax melting box, a stirring motor, a wax injection pump and a control cabinet, wherein the wax storage box, the wax melting box, the stirring motor, the wax injection pump and the control cabinet are arranged on the walking chassis; the wax storage box is fixedly arranged on a frame of the walking chassis, and the wax melting box is arranged on the wax storage box; the stirring motor is arranged on the wax storage box, and the stirring output end of the stirring motor is arranged in the wax storage box; the material taking port of the wax injection pump is communicated with the wax storage box, and the pumping outlet of the wax injection pump is communicated with the wax injection nozzle; the control cabinet is at least used for outputting control instructions to the stirring motor and the control end of the wax injection pump.

2. The wax injection cart of claim 1, wherein the walking chassis comprises a drive member for providing a driving force to the rollers of the walking chassis.

3. The wax injection vehicle of claim 2, further comprising a battery for supplying power, wherein the battery is fixedly arranged below the frame of the walking chassis.

4. The wax injection cart of claim 3, wherein the battery is a rechargeable battery.

5. The wax injection vehicle of any one of claims 1 to 4, further comprising a vacuum pump, wherein the housing of the wax storage tank has a vacuum interlayer, and the vacuum interlayer is in communication with a pumping port of the vacuum pump.

6. The wax injection cart of claim 5, wherein the wax storage tank has an auxiliary wax delivery nipple in communication with an inner cavity thereof.

7. The wax injection vehicle of claim 1, wherein the pumping outlet of the wax injection pump is communicated with the wax injection nozzle through a wax delivery pipe.