Foam mold processing structure

Abstract

The utility model relates to a foam mould processing structure which comprises a machine frame lathe bed, a gantry which is arranged at the top of the machine frame lathe bed and can move longitudinally and a machine head assembly which can move transversely on the gantry, a machine head of the machine head assembly is provided with a main shaft which is vertically arranged, the main shaft is connected with a cutter, and the structures are the same as those of an existing foam carving machine. Based on the specific improvement of an existing foam carving machine, the machining structure is characterized in that a workbench used for containing foam is horizontally arranged at the inner bottom of a machine frame lathe bed, the workbench is in a cover body shape with the bottom being open, and a magnetic field generator is arranged in the workbench. The magnetic field generator is used for generating a magnetic field on the surface of the workbench, foam on the workbench is attracted to the surface of the workbench through magnetic force of the magnetic field, so that the foam is fixed, the structure is simple, and compared with a traditional attraction mode, the foam is conveniently, evenly and firmly fixed.

Description

TECHNICAL FIELD

[0001] The utility model relates to a kind of foam mold processing structures. BACKGROUND

[0002] Currently, lost foam casting has been widely used in the field of casting, and lost foam is generally used as a casting material, so it is necessary to process the foam mold into the same shape as the workpiece.

[0003] Foam carving machine is a commonly used processing equipment for foam mold. The main structure of the foam carving machine includes a machine bed, a longitudinally movable gantry, a transversely movable machine head assembly, a vertically movable machine head, a main shaft and a cutter. During operation, the foam workpiece to be processed is located below the cutter and is placed in the machine frame. The foam workpiece is processed by moving the cutter. Currently, the foam workpiece is directly placed in the machine bed. The bottom of the machine bed is provided with a suction hole connected to a vacuum pump. The foam workpiece is adsorbed at the bottom by the adsorption force generated by the suction hole. However, this method has the problem that the adsorption force varies greatly in different areas, and the working power of the vacuum pump needs to be increased when adsorbing the foam workpiece. This results in resource waste and increased production costs during production. SUMMARY

[0004] The present utility model improves the above-mentioned prior art and provides a foam mold processing structure to solve the technical problems.

[0005] To achieve the above-mentioned purpose, the technical solution adopted by the present utility model is as follows: a foam mold processing structure includes a machine bed, a longitudinally movable gantry arranged at the top of the machine bed, and a machine head assembly that can move transversely on the gantry. The machine head of the machine head assembly is provided with a vertically arranged main shaft, and the main shaft is connected to a cutter. The inner bottom of the machine bed is horizontally provided with a workbench for placing foam. The workbench is in the shape of a cover with an open bottom, and the inside of the workbench is provided with a magnetic field generator.

[0006] Further, the magnetic field generator includes first and second magnetic field generators distributed on the left and right sides. The electrode signals emitted by the first and second magnetic field generators are of opposite polarities.

[0007] Further, an electromagnetic inductor is arranged between the first and second magnetic field generators. The electromagnetic inductor, the first magnetic field generator and the second magnetic field generator are electrically connected to a central processing unit.

[0008] Further, the central processor comprises a signal processing module and a drive control module, the signal processing module is electrically connected with the drive control module, the electromagnetic inductor is electrically connected with the signal processing module, and the first magnetic field generator and the second magnetic field generator are electrically connected with the drive control module respectively.

[0009] Further, the lower end of the machine head assembly is provided with a suction cover with an open bottom, the top of the suction cover is connected with a pair of suction pipes distributed on the left and right sides of the machine head assembly, the suction pipes are connected with the inside of the suction cover in communication, and the suction pipes are connected with the negative pressure cleaning equipment.

[0010] Further, the right side wall of the machine head assembly is connected with a vertically arranged lifting cylinder, the cylinder rod of the lifting cylinder extends downward and is fixedly connected with the top of the suction cover, and the lifting cylinder drives the suction cover to move up and down.

[0011] Further, the suction cover is in the shape of a circular truncated cone.

[0012] Further, the upper portion of the workbench is provided with a pair of dust collection pipes connected with the negative pressure cleaning equipment, the pair of dust collection pipes are arranged vertically and are fixedly arranged on the left and right inner side walls of the rack bed body respectively, a suction port is formed in the side of the dust collection pipe facing the workbench and extends along the length direction of the dust collection pipe.

[0013] Compared with the prior art, the utility model has the following effects: the utility model discloses reasonable structure design, through setting up the workbench for supporting the foam in the inside of the rack bed body, and setting up the magnetic field generator in the inside of the workbench, utilize the magnetic field generator and produce the magnetic field on the workbench surface, with the magnetic field magnetic force adsorption of the foam on the workbench surface through the magnetic field generator, to this realization fixes the foam, simple structure, compared with the traditional adsorption mode, conveniently even, firm fixed of the foam. BRIEF DESCRIPTION OF DRAWINGS

[0014] Fig. 1 It is the front view cross section structure schematic drawing of the utility model embodiment;

[0015] Fig. 2 It is the top view structure schematic drawing of the utility model embodiment.

[0016] In the drawing:

[0017] 1-rack bed body;2-gantry;3-machine head assembly;4-main shaft;5-cutter;6-foam;7-workbench;8-first magnetic field generator;9-second magnetic field generator;10-electromagnetic inductor;11-suction cover;12-suction pipe;13-lifting cylinder;14-dust collection pipe;15-suction port. DETAILED DESCRIPTION

[0018] The utility model will be described in further detail below in combination with the drawings and specific embodiments.

[0019] In the description of the utility model, it needs to understand that, the terms "longitudinal", "transverse", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer" and so on indicate the orientation or positional relationship based on the orientation or positional relationship shown in the drawings, and are only for the convenience of describing the utility model, and do not indicate or imply that the indicated device or element must have a particular orientation, be constructed and operated in a particular orientation, and therefore can not be understood as limiting the utility model.

[0020] As Figs. 1-2 The utility model discloses a kind of foam mold processing structures, including rack bed 1, the gantry 2 of being set in rack bed 1 top and being longitudinally movable, the head assembly 3 of being transversely movable on gantry 2, the head of head assembly 3 is equipped with vertically arranged main shaft 4, main shaft 4 is connected with tool 5, these structures are same with existing foam carving machine, no longer do much repetition here, the specific improvement point of this processing structure based on existing foam carving machine is in at:The inner bottom of rack bed 1 is horizontally provided with workbench 7 for placing foam 6, the workbench 7 is in the form of cover body with open bottom, the inside of workbench 7 is provided with magnetic field generator.Using magnetic field generator generates magnetic field on workbench surface, foam on workbench is attracted on workbench surface by magnetic field magnetic force, to realize fixing foam, structure is simple, compared with traditional adsorption mode, it is convenient to uniformly, firmly fixed foam.

[0021] In the embodiment, the magnetic field generator includes left and right distributed first magnetic field generator 8 and second magnetic field generator 9, the electrode signal emitted by the first magnetic field generator 8 and the second magnetic field generator 9 is a heterogeneous electrode.Using the principle of opposite sex attraction, a stable magnetic field is formed on the surface of the workbench, and a stable electric field is obtained by the principle of magnetic generation of electricity, and the foam with relatively light weight is adsorbed on the workbench by electric charge.

[0022] In the embodiment, the magnetic field generator can adopt pulse magnetic field generator, and the pulse magnetic field generator has positive and negative alternating polarity output characteristics.

[0023] In the embodiment, the electromagnetic inductor 10 is arranged between the first magnetic field generator 8 and the second magnetic field generator 9, and the electromagnetic inductor 10, the first magnetic field generator 8 and the second magnetic field generator 9 are electrically connected with the central processor. The combination of the magnetic field generator and the electromagnetic inductor is adopted, the workbench surface is made to generate an electric field by the magnetic field generator, and the foam on the workbench is attracted according to the magnetic field; the electromagnetic inductor is used to measure the size of the electric field in real time, the central processor is used to adjust the magnetic field generator, and then the size of the electric field on the workbench is adjusted.

[0024] In the embodiment, the electromagnetic inductor 10, the first magnetic field generator 8 and the second magnetic field generator 9 are all mounted on the inner bottom of the machine tool bed 1.

[0025] In the embodiment, the central processor includes a signal processing module and a driving control module, the signal processing module is electrically connected with the driving control module, the electromagnetic inductor is electrically connected with the signal processing module, and the first magnetic field generator and the second magnetic field generator are electrically connected with the driving control module. In use, the driving control module can be remotely operated by the operator through a mobile phone or a computer, the first magnetic field generator is driven to generate a positive magnetic field by the driving control module; meanwhile, the first magnetic field signal of the magnetic field on the workbench is sensed by the electromagnetic inductor, the first magnetic field signal is sent to the signal processing module, the first magnetic field signal is processed into a first magnetic field parameter by the signal processing module, and the first magnetic field parameter is sent to the driving control module; the driving control module drives the second magnetic field generator to generate an equal amount of negative magnetic field according to the first magnetic field parameter; the first magnetic field generator and the second magnetic field generator generate equal amounts of positive and negative magnetic fields, so that the foam is adsorbed by the magnetic force of the magnetic field and is constrained on the workbench.

[0026] In the embodiment, the lower end of the machine head assembly 3 is provided with a suction cover 11 with an open bottom, the top of the suction cover 11 is connected with a pair of suction pipes 12 distributed on the left and right sides of the machine head assembly 3, the suction pipes 12 are connected with the inside of the suction cover 11, and the suction pipes 12 are connected with a negative pressure cleaning equipment (not shown in the figure). The suction cover is arranged at the lower end of the machine head assembly, a large amount of foam particles will be generated during the machining process, at this time, the suction pipes generate negative pressure by sucking the inside of the suction cover, the foam particles are sucked away by the suction cover, and the influence of the foam particles on the equipment is reduced.

[0027] In the embodiment, the right side wall of the machine head assembly 3 is connected with a vertically arranged lifting cylinder 13, the cylinder rod of the lifting cylinder 13 extends downward and is fixedly connected with the top of the suction cover 11, and the lifting cylinder 13 drives the suction cover 11 to move up and down. When it is necessary to change the tool, the lifting cylinder drives the suction cover to move upward to make room, so as to avoid the influence of the suction cover on the tool changing action.

[0028] In the embodiment, the suction cover 11 is in the shape of a circular truncated cone.

[0029] In the embodiment, the upper portion of the workbench 7 is provided with a pair of dust suction pipes 14 connected with the negative pressure dust collection equipment, and the pair of dust suction pipes 14 are longitudinally arranged and fixed to the left and right inner side walls of the machine tool bed 1 respectively, and the suction pipes 14 are provided with suction ports 15 on the side facing the workbench 7, and the suction ports 15 extend along the length direction of the dust suction pipes 14.

[0030] In the embodiment, the lower end of the workbench 7 can be locked in the inner bottom portion of the machine tool bed 1 through fasteners.

[0031] If the utility model discloses or involves the parts or structural members fixedly connected with each other, then, except for another declaration, the fixed connection can be understood as: detachably fixed connection (for example, using bolt or screw connection), and also can be understood as: non-detachable fixed connection (for example, riveting, welding), of course, the fixed connection with each other can also be replaced by integral structure (for example, using casting process integral forming manufacturing) (obviously, cannot use integral forming process except for).

[0032] In addition, the terms used for indicating the position relationship or shape in any of the technical solutions disclosed in the utility model above include the approximate, similar or close state or shape except for another declaration.

[0033] Any component provided by the utility model can be assembled by a plurality of separate components, or can be a separate component manufactured by integral forming process.

[0034] Finally, it should be explained that: the above embodiments are only used to illustrate the technical solutions of the utility model and not to limit them; although the utility model has been described in detail with reference to the preferred embodiments, those skilled in the art should understand that: the specific implementation of the utility model can still be modified or some technical features can be replaced by equivalents; without departing from the spirit of the technical solutions of the utility model, they should be covered in the technical solution range of the utility model claimed.

Claims

1. A foam mold processing structure, comprising a machine frame bed, a gantry arranged on the top of the machine frame bed and longitudinally movable, a head assembly which is transversely movable on the gantry, a head of the head assembly is provided with a vertically arranged main shaft, the main shaft is connected with a cutter, characterized in that: the main shaft is provided with a plurality of vertical grooves, the vertical grooves are arranged in a spiral shape, and the vertical grooves are arranged in a spiral shape. The inner bottom of the rack bed body is horizontally provided with a workbench for placing foam, the workbench is in the form of a cover with an open bottom, and the inside of the workbench is provided with a magnetic field generator.

2. A foam mold processing structure according to claim 1, characterized by: The magnetic field generator comprises left and right distributed first and second magnetic field generators, and the electrode signals emitted by the first and second magnetic field generators are of opposite polarities.

3. A foam mold processing structure according to claim 2, wherein: An electromagnetic inductor is arranged between the first and second magnetic field generators, and the electromagnetic inductor, the first magnetic field generator and the second magnetic field generator are electrically connected with a central processing unit.

4. A foam mold processing structure according to claim 3, wherein: The central processing unit comprises a signal processing module and a driving control module, the signal processing module is electrically connected with the driving control module, the electromagnetic inductor is electrically connected with the signal processing module, and the first and second magnetic field generators are electrically connected with the driving control module.

5. A foam mold processing structure according to claim 1, wherein: The lower outer side of the head assembly is provided with a suction cover with an open bottom, the top of the suction cover is connected with a pair of suction pipes distributed on the left and right sides of the head assembly, the suction pipes are connected with the inside of the suction cover, and the suction pipes are connected with a negative pressure cleaning equipment.

6. A foam mold processing structure according to claim 5, wherein: The right side wall of the head assembly is connected with a vertically arranged lifting cylinder, the cylinder rod of the lifting cylinder extends downward and is fixedly connected with the top of the suction cover, and the lifting cylinder drives the suction cover to move up and down.

7. A foam mold processing structure according to claim 5, wherein: The suction cover is in the form of a circular truncated cone.

8. A foam mold processing structure according to claim 1, wherein: A pair of dust collection pipes connected with the negative pressure cleaning equipment are arranged above the workbench, the two dust collection pipes are longitudinally arranged and fixed on the left and right inner side walls of the rack bed body respectively, a suction port is formed in the side of each dust collection pipe facing the workbench, and the suction port extends along the length direction of the dust collection pipe.

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