CN213766552U - Engraving and milling machine for processing large-size workpiece - Google Patents

Abstract

The utility model provides a cnc engraving and milling machine of processing jumbo size work piece, it includes the lathe base to and all locate this lathe base's following structure: the machining platform is driven by the Y-axis moving assembly to realize reciprocating movement of a large-size workpiece, wherein the moving stroke of the Y-axis moving assembly is more than 1 meter; the machining device is used for realizing surface machining on the large-size workpiece; the two-dimensional moving device comprises an X-axis moving assembly and a Z-axis moving assembly and is used for realizing vertical movement and horizontal movement of the machining device relative to the large-size workpiece, wherein the moving stroke of the X-axis moving assembly is more than 1.5 meters; and the positioning clamp assembly is used for positioning a large-size workpiece on the processing platform. The utility model discloses the cnc engraving and milling machine of processing jumbo size work piece through to setting up with Y to stroke and processing platform size to combine the positioning fixture subassembly, realized the accurate location and the processing of jumbo size work piece.

Description

Engraving and milling machine for processing large-size workpiece

Technical Field

The utility model relates to a work piece numerical control processing equipment technical field, concretely relates to cnc engraving and milling machine of processing jumbo size work piece.

Background

With the increasing popularization of electronic products, large-size (length × width is greater than or equal to 1.5 meters × 1 meter) display screens (such as large-screen liquid crystal televisions) have been accepted by vast customers; however, most machine tools for processing small-sized glass (mobile phones, tablet computers, notebook computer screens, etc.) are currently available on the market.

For example, patent CN208759285U discloses a large-stroke half-cover type high-speed optical machine, which only implements the processing of large-size workpieces, but fails to implement automatic positioning of the workpieces and does not have a tool magazine, thereby seriously affecting the processing efficiency of the machine tool.

Patent CN206286828U discloses a gantry type high-speed machine with an ultra-large stroke, which faces the same problem, and fails to realize automatic positioning of a workpiece, so that the processing efficiency is high; meanwhile, the protection of the machine tool also becomes a difficult problem.

SUMMERY OF THE UTILITY MODEL

In order to solve the above problem, the utility model provides a processing jumbo size work piece cnc engraving and milling machine, this cnc engraving and milling machine when realizing jumbo size (length is multiplied by width more than or equal to 1.5 meters 1 meter) work piece processing, can also realize the automatic positioning of work piece.

Specifically, the utility model provides a cnc engraving and milling machine of processing jumbo size work piece, it includes the lathe base to and all locate this lathe base's following structure:

the machining platform is driven by the Y-axis moving assembly to realize reciprocating movement of a large-size workpiece, wherein the moving stroke of the Y-axis moving assembly is more than 1 meter;

the processing device can realize surface processing on the large-size workpiece;

the two-dimensional moving device comprises an X-axis moving assembly and a Z-axis moving assembly and is used for realizing vertical movement and horizontal movement of the machining device relative to the large-size workpiece, wherein the moving stroke of the X-axis moving assembly is more than 1.5 meters;

and the positioning clamp assembly is used for positioning a large-size workpiece on the processing platform.

Furthermore, the positioning clamp assembly comprises a clamp support, an X-direction leaning angle and a Y-direction leaning angle which are arranged on the clamp support, and an X-direction driving mechanism for driving the X-direction leaning angle to move angularly.

The X-direction leaning angle and the Y-direction leaning angle are respectively used for realizing X-direction positioning and Y-direction positioning of the large-size workpiece.

Specifically, the large-sized workpiece mentioned above may be large-sized glass.

Further, a tool magazine for automatically replacing tool bits of the machining device is further arranged on the machine tool base. The tool magazine structure is described in CN208714225U, and will not be described herein.

Due to the arrangement of the tool magazine, the engraving and milling machine can automatically change tools during machining, so that different machining processes are realized, and the machining efficiency of the machine tool is improved.

Further, a semi-closed type assembling machine shell for semi-enclosing and protecting the machining platform is arranged on the machine tool base;

the semi-enclosed type assembling machine shell comprises: a housing main body fixed to the machine tool base;

the protection plates comprise a first protection plate and a second protection plate which are arranged in pairs and are respectively arranged on two sides of the machine shell main body;

the first door is hinged to the machine shell main body and is positioned between the two protection plates;

and a second door hinged above the first protection plate or the second protection plate.

The utility model provides a cnc engraving and milling machine, the semi-enclosed casing of assembling that adopts it including first door and second door, wherein first door can be for the qianmen, and it is along X to setting up, and the second door can be for the side door, and it is along Y to setting up, and two doors of articulated setting can be opened when needing completely to the last unloading operation of jumbo size work piece has been made things convenient for.

Meanwhile, the semi-closed type assembled casing adopts a splicing mode, and after the casing main body is installed, a first protection plate and a second protection plate are installed on two sides of the casing main body respectively. Therefore, on one hand, the weight of each component of the machine shell can be reduced, the installation difficulty of the machine shell is reduced, and on the other hand, the problem that the size of the machine shell is inconsistent due to overlarge deformation of the size is solved.

Furthermore, be provided with rotation type operating panel on first guard plate or the second guard plate, conveniently control the operation to the cnc engraving and milling machine.

Specifically, the rotary operation panel may be mounted on the first shield plate or the second shield plate by a rotary torque hinge. The operator can rotate the operation panel to any angle, so that the operator can stand near the processing area as far as possible during debugging and processing so as to better observe debugging conditions; when debugging operation is not needed, the operation panel can be restored, so that the operation panel is more attractive and does not occupy space.

Further, the utility model provides an engraving and milling machine still includes the sensing control system who discerns the location to the jumbo size work piece.

Specifically, the sensing control system comprises a CCD automatic positioning control system arranged on the Z-axis moving assembly so as to identify and correct errors of the placing position and the angle of the large-size workpiece and improve the machining precision of the workpiece.

Further, the engraving and milling machine further comprises a sensing and positioning assembly;

the sensing positioning assembly comprises a sensor support arranged at the end part of the clamp support and a sensor arranged on the sensor support.

In particular, the sensor is an infrared correlation sensor. When the sensor senses that an unknown object is close to the sensor, the sensor sends a signal, and the machine tool is stopped to machine through the control system. Therefore, the risk that the body part of an operator enters a machining area by mistake and is injured by mistake can be reduced to the maximum extent, and the safety performance of the whole machine is improved.

Further, the utility model provides an engraving and milling machine still includes rearmounted electronic box, and it is located lathe base, and be close to X axle removal subassembly and keep away from one side of processing platform. The rear electric box fully utilizes the rear space of the machine tool base to control the overall size of the machine tool base, thereby facilitating the transportation of the whole machine; meanwhile, the rear electric box is arranged in an arch shape, so that the rear electric box can be completely located on a base of a machine tool, and the stability of the electric box is enhanced.

Further, the utility model provides an engraving and milling machine, its lathe base cross-section is the T type, and this lathe base's bottom is provided with leading embedded water tank.

The machine tool base is arranged in a T shape, so that the weight of the whole machine can be reduced. Meanwhile, the water tank is arranged at the bottom of the machine tool base, so that the whole size of the machine tool base can be controlled, and the floor space requirement of a production workshop is reduced.

The utility model provides a cnc engraving and milling machine, its lathe base, processing platform are natural marble processing and form. Because the natural marble has better stability, the whole machine can still keep higher precision under the condition of large stroke.

Compared with the prior art, the utility model provides a cnc engraving and milling machine of processing jumbo size work piece has following advantage:

the processing requirements of large-size workpieces are met by setting the X-axis stroke greater than 1.5 meters, the Y-axis stroke greater than 1 meter and the processing platform with the length multiplied by the width greater than or equal to 1.5 meters multiplied by 1 meter;

the positioning clamp assembly is arranged to realize automatic positioning of a large-size workpiece, so that the machining precision of the workpiece is improved;

the semi-closed type assembled machine shell is arranged, and a first door and a second door are hinged to the machine shell, so that the loading and unloading difficulty of large-size workpieces is reduced; meanwhile, the machine shell is assembled in a splicing mode, so that the weight of each component of the machine shell is reduced, and the installation difficulty of the machine shell is reduced; in addition, by arranging the sensing control system, the position and the angle of the large-size workpiece can be accurately controlled, and the misoperation risk of operators is reduced;

the electric box is arranged at the rear part and the water tank is arranged at the front part, so that the maximum utilization of the space of the main body of the machine tool base is realized, the whole size of the whole machine is favorably controlled, and the weight of the whole machine is reduced.

In a word, the engraving and milling machine for processing the large-size workpiece provided by the utility model realizes the accurate positioning and processing of the large-size workpiece by setting the X-direction and Y-direction strokes and the size of the processing platform and combining the positioning clamp assembly; through the semi-closed type assembled casing, the whole machine is effectively protected.

Drawings

Fig. 1 is a schematic view of an overall structure of an engraving and milling machine (hereinafter referred to as engraving and milling machine) for processing large-sized workpieces according to the present invention;

fig. 2 is a schematic view of the engraving and milling machine shown in fig. 1 after removing the semi-enclosed assembled housing;

fig. 3 is a schematic structural view of the cnc engraving and milling machine shown in fig. 1, in which an electric box and a water tank are installed.

FIG. 4 is a schematic view of the positioning fixture assembly of the cnc engraving and milling machine shown in FIG. 1;

FIG. 5 is a schematic structural view of the positioning fixture assembly shown in FIG. 3 in an applied state;

FIG. 6 is a schematic structural view of the semi-enclosed assembled housing shown in FIG. 1;

fig. 7 is a disassembled view of the semi-enclosed assembled housing shown in fig. 6.

Wherein the reference numerals mean:

1. an X-axis moving assembly; 2. a Y-axis moving assembly; 21. a machine tool base; 22. a processing platform; 3. a Z-axis moving assembly system; 4. positioning a fixture assembly; 41. a clamp bracket; 42. a Y-direction leaning angle; 43. an X-direction driving mechanism; 44. an X-direction leaning angle; 45. a sensor holder; 46. a sensor; 5. a tool magazine; 6. a CCD automatic positioning control system; 7. a semi-closed type assembled shell; 71. a case main body; 72. a first door; 73. a second door; 74. a first guard plate; 75. a second guard plate; 76. a rotary operation panel; 77. a bottom guard plate; 8. a rear electric box; 9. a front embedded water tank; 101. an X-axis drive device; 102. an X-axis guide slide bar; 302. a Z-axis drive device; 301. a slide block.

Detailed Description

For better understanding and implementation, the technical solutions 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.

In the description of the present invention, it should be noted that, if the terms "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc. appear, the terms indicating the orientation or positional relationship are based on the orientation or positional relationship shown in the drawings, and are only for convenience of description and simplification of the description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention.

As shown in fig. 1-3 and 5, the present invention provides an engraving and milling machine for processing large-sized workpieces, which includes a machine base 21 in a T shape, and the following structures all disposed on the machine base 21:

the processing platform 22 is driven by the Y-axis moving component 2 to realize the reciprocating movement of a large-size workpiece a (in this example, large-size glass in particular), wherein the moving stroke of the Y-axis moving component 2 is greater than 1 meter;

the processing device can realize surface processing on the large-size workpiece A;

the two-dimensional moving device comprises an X-axis moving assembly 1 arranged on the cross beam 11 and a Z-axis moving assembly 3 driven by the X-axis moving assembly to reciprocate, and is used for realizing the vertical movement and the horizontal movement of the processing device relative to the large-size workpiece A, wherein the moving stroke of the X-axis moving assembly 1 is more than 1.5 meters;

the CCD automatic positioning control system 6 is arranged on the Z-axis moving component 3 and used for sensing the placing position and the angle of the large-size workpiece A;

the rear electric box 8 is arranged in an arch shape and is arranged at the rear section of the machine tool base 21;

a front embedded water tank 9 arranged at the bottom of the machine tool base 21;

a positioning jig assembly 4 for positioning a large-sized workpiece a on the machining platform 22;

a tool magazine 5 installed at the right side (the direction shown in fig. 2) of the machine tool base 21 for automatically exchanging tools to complete different machining processes; in this embodiment, the tool magazine structure is as described in CN208714225U, and is not described herein again;

and the semi-closed assembled machine shell 7 is used for realizing semi-closed enclosure of the processing platform 22.

In this embodiment. Referring to fig. 1 and 2, the X-axis moving assembly 1 includes an X-axis driving device 101 and an X-axis guide sliding rod 102, and the Z-axis moving assembly 3 includes a Z-axis driving device 302 disposed on the X-axis guide sliding rod 102 through a sliding block 301. In this example, servo motors can be used for both the X-axis driving device 101 and the Z-axis driving device 302.

Specifically, as shown in fig. 4, the positioning jig assembly 4 includes a jig holder 41 provided on the machine tool base 21, an X-direction reclining angle 44 and a Y-direction reclining angle 42 provided on the jig holder 41, and an X-direction driving mechanism 43 for driving the X-direction reclining angle 44 to displace. In the direction shown in the drawing, the Y-direction lean angle 42 is specifically located at the front end of the clamp bracket 41, and the X-direction lean angle 44 is mounted at the side end of the clamp bracket 41 and fixed to the movable end of the X-direction driving mechanism 43.

In this embodiment, the X-direction driving mechanism 43 is a cylinder; when a large-size workpiece A is positioned, the workpiece A moves forwards along with the processing platform 22 and is attached to the Y-direction leaning corner 42, then the X-direction driving mechanism 43 moves to the position B1 to drive the X-direction leaning corner 44 to be attached to the workpiece, so that the positioning in the X direction is realized, and when the workpiece A is reset to the position B2, the positioning is released, as shown in fig. 5. Both ends of the clamp bracket 41 are provided with sensing and positioning components, each of which comprises a sensor bracket 45 mounted on the clamp bracket 41 and a sensor 46 arranged on the sensor bracket 45, specifically, in the embodiment, the sensor 46 is an infrared correlation sensor.

The sensing positioning assembly and the CCD automatic positioning control system form the sensing control system of the engraving and milling machine, so that the placing angle and the placing position of the large-size workpiece A are accurately controlled, the workpiece surface machining precision is improved, and meanwhile, the accidental injury risk of an operator mistakenly entering a machining area can be reduced.

As shown in fig. 6 to 7, the semi-enclosed detachable casing 7 includes a casing main body 71 installed on the machine tool base 21, a first shielding plate 74 and a second shielding plate 75 installed on the left and right sides of the casing main body, respectively, a rotary operation panel 76 provided on the first shielding plate 74, a bottom shielding plate 77 provided at the bottom of the casing main body 71, and a first door 72 hinged to the casing main body 71 and a second door 73 hinged to the first shielding plate 74.

In connection with the illustrated orientation of fig. 6 and 7, the first door 72 may also be defined as a front door, the second door 73 may also be defined as a side door, the first shield plate 74 may be defined as a right shield plate, and the second shield plate 75 may be defined as a left shield plate.

In particular, the cross beam 11, the machine tool base 21 and the processing platform 22 are all made of natural marble with high stability, so that the stability of the whole machine is still kept under the condition of large stroke.

The utility model provides an engraving and milling machine for processing large-size workpieces, through setting the X-direction stroke to be more than 1.5 meters, setting the Y-direction stroke to be more than 1 meter, and setting the length and width of the processing platform to be more than or equal to 1.5 meters multiplied by 1 meter, the processing requirement of the large-size workpieces is satisfied; meanwhile, workpiece positioning is achieved through the positioning clamp assembly, the machining platform is protected through the semi-closed type assembling machine shell, the first door and the second door are arranged, feeding and discharging of workpieces are facilitated, meanwhile, the assembling type assembling of the machine shell reduces the installing difficulty of the machine shell, meanwhile, the position and the angle of the workpieces are accurately controlled through the sensing control system, and machining precision and accuracy are improved.

Unless defined otherwise, all technical and scientific terms used herein have the same meaning as commonly understood by one of ordinary skill in the art to which this invention belongs. The terminology used in the description of the invention herein is for the purpose of describing particular embodiments only and is not intended to be limiting of the invention.

The technical means disclosed by the scheme of the present invention is not limited to the technical means disclosed by the above embodiments, but also includes the technical scheme formed by the arbitrary combination of the above technical features. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, several improvements and modifications can be made, and these improvements and modifications are also considered as the protection scope of the present invention.

Claims (10)

1. The utility model provides a finishing impression machine of processing jumbo size work piece which characterized in that, includes lathe base (21) to and all locate this lathe base (21) following structure:

the machining platform (22) is driven by the Y-axis moving component (2) to realize reciprocating movement of a large-size workpiece (A), wherein the moving stroke of the Y-axis moving component (2) is more than 1 meter;

the processing device can realize surface processing on the large-size workpiece;

the two-dimensional moving device comprises an X-axis moving assembly (1) and a Z-axis moving assembly (3) for realizing vertical movement and horizontal movement of the processing device relative to the large-size workpiece (A), wherein the moving stroke of the X-axis moving assembly (1) is more than 1.5 meters;

a positioning clamp assembly (4) for positioning a large-sized workpiece (A) on the machining platform (22).

2. The engraving and milling machine according to claim 1, wherein the positioning jig assembly (4) comprises a jig holder (41), an X-direction lean angle (44) and a Y-direction lean angle (42) provided on the jig holder (41), and an X-direction drive mechanism (43) for driving the X-direction lean angle (44) to displace.

3. An engraving and milling machine as claimed in claim 2, characterized in that the machine bed base (21) is also provided with a tool magazine (5) for the automatic tool head exchange of the machining device.

4. The engraving and milling machine according to claim 2 or 3, characterized in that the machine bed base (21) is provided with a semi-closed assembled casing (7) for semi-enclosing and protecting the processing platform (22);

the semi-enclosed type assembled casing (7) comprises:

a housing main body (71) fixed to the machine tool base (21);

the protection plates comprise a first protection plate (74) and a second protection plate (75) which are arranged in pairs and are respectively arranged at two sides of the machine shell main body (71);

a first door (72) hinged to the cabinet main body (71) and located between the two protection plates;

a second door (73) hinged above the first shield plate (74) or the second shield plate (75).

5. An engraving and milling machine according to claim 4, characterized in that said first protection plate (74) or second protection plate (75) is provided with a rotary operating panel (76).

6. The engraving and milling machine according to claim 5, characterized by further comprising a sensing and control system for identifying and positioning the large-size workpiece (A).

7. An engraving and milling machine according to claim 6, characterized in that said sensing and control system comprises a CCD automatic positioning control system (6) provided to said Z-axis moving assembly (3).

8. The cnc engraving and milling machine of claim 7, further comprising a sensing and positioning assembly;

the sensing and positioning assembly comprises a sensor support (45) arranged at the end part of the clamp support (41) and a sensor (46) arranged on the sensor support (45).

9. The cnc engraving and milling machine according to claim 7 or 8, characterized by further comprising a rear electric box (8) which is provided on the machine base (21) and is close to the side of the X-axis moving assembly (1) away from the processing platform (22).

10. The engraving and milling machine according to claim 9, characterized in that the machine base (21) is T-shaped in cross section, and the bottom of the machine base (21) is provided with a front embedded water tank (9).

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