CN108177006B - A kind of CNC equipment for processing mobile phone accessories and its application method - Google Patents

Abstract

The invention discloses a CNC equipment used for processing mobile phone accessories and a method for using the CNC equipment: a clamp seat is provided on the machine base, and a clamp device is provided on the clamp seat, and the clamp device includes a turntable arranged on the clamp seat , the turntable is provided with a lifting platform that can rotate up and down relative to each other, a first clamp is hinged on the upper end of the lifting platform, a second clamp is hinged on the inner end of the first clamp, and a lifting platform is set between the lifting platform and the first clamp. There is a rotating mechanism that can drive the first fixture to rotate so as to adjust the processing angle of the workpiece in the first fixture. When the first fixture is rotated, the second fixture and the first fixture can be flipped open between the outer end of the second fixture and the lifting table. The active connection mechanism is equipped with a CNC tool mechanism that can process the workpiece on the fixture device on the machine base on the side of the fixture seat. The object of the present invention is to provide a device and a processing method for processing mobile phone accessories with simple structure and automatic flipping of clamps, thereby saving the time for changing clamps.

Description

A kind of CNC equipment for processing mobile phone accessories and its application method

technical field

The invention relates to the technical field of CNC processing equipment, in particular to a CNC equipment used for processing mobile phone accessories and a method for using the CNC equipment.

Background technique

CNC processing machine is the abbreviation of computer numerical control machine tool Computernumericalcontrol. It is an automatic machine tool controlled by a program. Code, and tell the CNC machine tool which Cartesian position coordinates to use, control the feed speed of the tool and the spindle speed, so that the machine tool can complete cutting, drilling and other operations on the workpiece. Compared with manual processing, CNC machining has great advantages , the parts produced by its processing are accurate and repeatable; however, in the CNC processing machine in the prior art, the processing tool can only move in one direction, and after processing a program, it needs to be disassembled from the fixture and assembled into another fixture In order to process the other surface. The installation and disassembly process of the workpiece needs to be done manually, the labor intensity is high, the production efficiency is relatively low, and the disassembly process also brings the risk of damage to the workpiece.

Therefore, the existing CNC equipment needs to be further improved.

Contents of the invention

The purpose of the present invention is to overcome the disadvantages of the prior art, and provide a simple structure, the fixture can be turned over automatically, thereby saving the time for changing the fixture, and it is used for processing mobile phone accessories and its processing method.

In order to achieve the above object, the present invention adopts the following scheme:

A kind of CNC equipment for processing mobile phone accessories, comprising an organic base, on which a clamp seat is arranged, characterized in that: a clamp device is arranged on the clamp base, and the clamp device includes a The turntable is provided with a lift platform that can rotate up and down relative to the turntable, a first clamp is hinged on the upper end of the lift platform, and a second clamp is hinged on the inner end of the first clamp. A rotating mechanism that can drive the first fixture to rotate to adjust the processing angle of the workpiece in the first fixture is provided between the lifting platform and the first fixture, and a rotating mechanism is provided between the outer end of the second fixture and the lifting platform when the first fixture rotates. A movable connection mechanism that can make the second clamp and the first clamp flip open, and a CNC tool mechanism that can process workpieces on the clamp device is provided on the machine base at one side of the clamp seat.

The above-mentioned CNC equipment for processing mobile phone accessories is characterized in that the first clamp is provided with a pressing mechanism capable of pressing the workpiece on the first clamp.

A CNC device for processing mobile phone accessories as described above is characterized in that the first fixture includes a first bearing platform, a connecting part is provided on the bottom surface of the first bearing platform, and a connecting part is provided on the upper end of the lifting platform. There is a hinged seat, the connecting part is hinged on the hinged seat through a hinged shaft, the end of the hinged shaft protrudes from the connecting part, and limit projections are respectively provided on both sides of one end of the first carrying platform. The two clamps are hinged on the other end of the first carrying platform.

A kind of CNC equipment for processing mobile phone accessories as described above is characterized in that the rotating mechanism includes a transmission gear arranged on one end of the hinge shaft, and a rotating motor is arranged on one side of the lifting table. The motor shaft of the rotating motor is provided with a screw driving head, and the transmission gear and the screw driving head are engaged with each other.

A CNC device for processing mobile phone accessories as described above is characterized in that the second clamp includes a second bearing platform, the inner end of the second bearing platform is hinged on the end of the first clamp, and the The two sides of the upper surface of the outer end of the second carrying platform are respectively provided with positioning bosses, and the movable connection mechanism is connected to the bottom surface of the outer end of the second carrying platform.

A CNC device for processing mobile phone accessories as described above is characterized in that the movable connection mechanism includes an arc-shaped connecting piece arranged at intervals between the outer end of the second clamp and the lifting platform, and the second clamp There is a bearing seat on the bottom surface of the outer end, and a rotating shaft is arranged in the bearing seat. One end of the arc-shaped connector is movably connected to the end of the rotating shaft, and an assembly seat is provided on the lifting platform. In the assembly seat, A connecting rotating shaft is movably arranged, and the other end of the arc-shaped connecting piece is fixedly connected to the end of the connecting rotating shaft.

A CNC device for processing mobile phone accessories as described above is characterized in that the pressing mechanism includes a rotating motor arranged on the limit protrusion at the outer end of the first clamp, and on the motor shaft of the rotating motor A connecting piece is connected, a telescopic cylinder is arranged on the outer end of the connecting piece, and a pressing plate is arranged on the cylinder shaft of the telescopic cylinder.

A kind of CNC equipment for processing mobile phone accessories as described above is characterized in that the lifting platform includes a lifting platform body, an annular connection part is provided on the outer periphery of the lower end of the lifting platform body, and a The guide hole is provided with a guide column at the position corresponding to the turntable and the guide hole, and the guide column is arranged in the guide hole, and a slot hole is provided at the center of the lower part of the lifting platform body, and a roller wire is arranged in the slot hole The rod nut is provided with a screw motor at the center of the turntable, and the motor shaft of the screw motor is screwed on the roller screw nut.

A kind of CNC equipment for processing mobile phone accessories as described above is characterized in that a guide plate is provided on the base, a transverse guide rail is provided on the guide plate, and at the position where the bottom surface of the fixture base is opposite to the transverse guide rail A transverse guide groove is provided, and the transverse guide rail is arranged in the transverse guide groove, a longitudinal guide rail perpendicular to the transverse guide rail is arranged on the guide plate, and a longitudinal guide groove is provided on the bottom surface of the CNC tool mechanism, and the longitudinal guide rail is provided in the longitudinal channel.

The present invention is a kind of use method for the CNC equipment of mobile phone accessory processing, is characterized in that comprising the following steps:

A. Put the workpiece to be processed into the fixture device, and push one end of the workpiece to be processed to the positioning boss of the second fixture for positioning;

B. Control the pressing mechanism arranged on the limit bump at the outer end of the first fixture to make it press the inside of the workpiece;

C. Load a suitable tool into the CNC tool mechanism, adjust the position of the tool, align the tool with the position where the hole needs to be opened on the side of the workpiece to be processed, and control the CNC tool mechanism to enter the hole;

D. Turn the control dial 90°, repeat step C;

E. Repeat step D to directly open the holes on the four sides of the workpiece to be processed;

F. Control the rotating motor of the rotating mechanism to turn the first fixture 90°. At this time, the second fixture and the first fixture are flipped open, adjust the position of the first fixture and the CNC tool mechanism, and process the camera hole and the flash light hole of the workpiece to be processed;

G. After processing, control the pressing mechanism to open and take out the workpiece.

In summary, the present invention has the beneficial effects relative to the prior art as follows:

The CNC equipment used in the processing of mobile phone accessories in the present invention has a simple structure. The fixture device is composed of a first fixture and a second fixture. The first fixture and the second fixture can be flipped open to expose the plane to be processed. The operation of replacing the fixture saves the replacement time and labor intensity, and at the same time reduces the risk of damage caused by changing the fixture. The CNC equipment of the present invention is convenient to use.

Description of drawings

Fig. 1 is the three-dimensional schematic diagram of the present invention;

Fig. 2 is the schematic diagram of clamp device of the present invention;

Fig. 3 is the partially enlarged schematic diagram of clamp of the present invention;

Fig. 4 is a schematic cross-sectional view of the lifting platform of the present invention.

Detailed ways

The present invention will be further described below in conjunction with accompanying drawing description and specific embodiment:

A kind of CNC equipment for mobile phone accessories processing as shown in Figure 1 to 4, comprises organic base 1, is provided with fixture base 2 on described base 1, is provided with fixture device 3 on clamp base 2, described The fixture device 3 includes a turntable 4 arranged on the fixture seat 2, on which the turntable 4 is provided with an elevating table 5 that can rotate up and down relative to each other, and on the upper end of the elevating table 5 is hinged a first fixture 6, on which A second clamp 7 is hinged on the inner end of the first clamp 6, and a rotation mechanism that can drive the first clamp 6 to rotate and thus adjust the machining angle of the workpiece in the first clamp 6 is provided between the lifting table 5 and the first clamp 6. mechanism, between the outer end of the second clamp 7 and the lifting platform 5, a movable connection mechanism 9 that can make the second clamp 7 and the first clamp 6 turn over and open when the first clamp 6 rotates, on the side of the clamp seat 2 The machine base 1 is provided with a CNC cutter mechanism 10 capable of processing the workpiece on the fixture device 3 . The CNC equipment used in the processing of mobile phone accessories in the present invention has a simple structure. The fixture device is composed of a first fixture and a second fixture. The first fixture and the second fixture can be flipped open to expose the plane to be processed. The operation of replacing the fixture saves the replacement time and labor intensity, and at the same time reduces the risk of damage caused by changing the fixture. The CNC equipment of the present invention is convenient to use.

In the present invention, a pressing mechanism 11 capable of pressing the workpiece on the first clamp 6 is provided on the first clamp 6 . In the present invention, the pressing mechanism 11 can contribute to the stability of the elevated workpiece during processing, and at the same time can play the role of fixing the workpiece after the first clamp is reversed.

The first fixture 6 described in the present invention includes a first carrying platform, a connecting portion is provided on the bottom surface of the first carrying platform, and a hinged seat is provided at the upper end of the lifting platform 5, and the connecting portion is hinged on the On the hinge seat, the end of the hinge shaft protrudes from the connecting portion, and limit projections 65 are respectively provided on both sides of one end of the first bearing platform, and the second clamp 7 is hinged on the other end of the first bearing platform superior. In the present invention, the first clamp 6 can rotate relative to the lifting table 5. When the bottom surface of the mobile phone accessory needs to be processed, the rotating mechanism is controlled to rotate the first clamp 6 by 90°. At this time, the second clamp and the first clamp are opened anyway, exposing the mobile phone accessory. In the processing position, under the action of the second clamp and the movable connection mechanism 9, the first clamp 6 can be turned over 90° accurately, which is convenient for positioning and tool alignment.

The rotary mechanism described in the present invention includes a transmission gear 81 arranged on one end of the hinge shaft, a rotating motor 82 is arranged on one side of the lifting platform 5, and a screw drive head is arranged on the motor shaft of the rotating motor 82. 83, the transmission gear 81 and the screw drive head 83 mesh with each other. In the present invention, a positioning slot is provided on one side of the hinged seat. When the first clamp 6 is accurately turned 90° and the second clamp is opened, one end of the second clamp is clamped in the positioning slot, and the positioning is accurate.

The second clamp 7 according to the present invention includes a second bearing platform 71, the inner end of the second bearing platform 71 is hinged on the end of the first clamp 6, and the two sides of the upper surface of the outer end of the second bearing platform 71 Positioning bosses 72 are respectively arranged on the top, and the movable connection mechanism 9 is connected to the bottom surface of the outer end of the second carrying platform 71 . The positioning boss 72 described in the present invention is an L-shaped positioning boss. When the mobile phone case is clamped, one end is pressed against the L-shaped positioning boss for positioning, and then a pressing mechanism is used to compress and fix it. Fast and accurate.

The movable connection mechanism 9 described in the present invention includes an arc-shaped connecting piece 91 arranged at intervals between the outer end of the second clamp 7 and the lifting platform 5, and a bearing seat 92 is provided on the bottom surface of the outer end of the second clamp 7. A rotating shaft is arranged in the bearing seat 92, and one end of the arc-shaped connector 91 is movably connected to the end of the rotating shaft. An assembly seat 93 is provided on the lifting table 5, and a connecting seat 93 is movably arranged in the assembly seat 93. Rotating shaft 94 , the other end of the arc-shaped connecting piece 91 is fixedly connected to the end of the connecting rotating shaft 94 . In the present invention, when the first clamp and the second clamp are on the same plane, the movable connection mechanism 9 acts to support the second clamp 7. When the first clamp rotates, the movable connection mechanism 9 limits the range of motion of the second clamp, thereby The second clamp is opened apart from the first clamp.

In the present invention, the pressing mechanism 11 includes a rotating motor 111 arranged on the limit projection 65 at the outer end of the first clamp 6, and a connecting piece 112 is connected to the motor shaft of the rotating motor 111. A telescopic cylinder 113 is provided on the outer end of the sheet, and a pressing plate 114 is provided on the cylinder shaft of the telescopic cylinder 113 . In the present invention, the pressing mechanism 11 can not only press the inner surface of the workpiece but also the side wall of the workpiece, which is easy to use and firmly fixed, providing guarantee for processing safety.

The lifting platform 5 of the present invention includes a lifting platform body 51, an annular connecting portion 55 is arranged on the outer periphery of the lower end of the lifting platform body 51, and a guide hole 52 is arranged on the annular connecting portion 55, and a guide hole 52 is arranged between the turntable 4 and the guiding hole 52. Corresponding position is provided with guide post 53, and described guide post 53 is arranged in guide hole 52, is provided with slotted hole at center of lower part of lifting platform body 51, is provided with roller screw nut in described slotted hole, in A screw motor 54 is provided at the center of the turntable 4, and the motor shaft of the screw motor 54 is screwed on the roller screw nut. In the present invention, the relative position between the workpiece in the fixture mechanism and the CNC tool mechanism 10 can be adjusted by controlling the lifting table 5, and the adjustment is convenient.

In the present invention, a guide plate is provided on the machine base 1, a transverse guide rail 13 is arranged on the guide plate, and a transverse guide groove 14 is arranged on the position where the bottom surface of the fixture seat 2 is opposite to the transverse guide rail 13, and the transverse guide rail 13 is arranged in the transverse guide groove 14, and the longitudinal guide rail 15 perpendicular to the transverse guide rail 13 is arranged on the guide plate, and the longitudinal guide groove 16 is arranged on the bottom surface of the CNC tool mechanism 10, and the longitudinal guide rail 15 is arranged on the longitudinal guide rail 15. In slot 16. In the present invention, the fixture mechanism can move horizontally left and right, and the CNC cutter mechanism 10 can move longitudinally back and forth, which is convenient for adjustment.

The workpiece to be processed described in the present invention can be the aluminum alloy mobile phone case blank that has been milled out with a regular three-dimensional volume. Camera hole and flash hole.

The present invention is a kind of use method of the CNC equipment that is used for mobile phone accessory processing, comprises the following steps:

A. Put the workpiece to be processed into the clamp device 3, and push one end of the workpiece to be processed to the positioning boss 72 of the second clamp 7 for positioning;

B. Control the pressing mechanism 11 arranged on the limit protrusion 65 at the outer end of the first fixture 6 to make it press the inside of the workpiece;

C. Load a suitable tool into the CNC tool mechanism 10, adjust the position of the tool so that the tool is aligned with the position where the hole needs to be opened on the side of the workpiece to be processed, and control the CNC tool mechanism 10 to enter the tool and open the hole;

D. Control the turntable 4 to rotate 90°, repeat step C;

E. Repeat step D to directly open the holes on the four sides of the workpiece to be processed;

F. Control the rotating motor 82 of the rotating mechanism to turn the first clamp 6 90°, at this time the second clamp 7 and the first clamp 6 are turned open, adjust the position of the first clamp 6 and the CNC tool mechanism 10, and process the workpiece to be processed Camera hole and flash hole;

G. After processing, control the pressing mechanism 11 to open and take out the workpiece.

The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above. Those skilled in the industry should understand that the present invention is not limited by the above-mentioned embodiments, and what described in the above-mentioned embodiments and the description only illustrates the principles of the present invention, and the present invention will also have other functions without departing from the spirit and scope of the present invention. Variations and improvements all fall within the scope of the claimed invention. The protection scope of the present invention is defined by the appended claims and their equivalents.

Claims (7)

1. The utility model provides a CNC equipment for cell-phone accessory processing, including frame (1) be equipped with anchor clamps seat (2), its characterized in that on frame (1): the clamp device is characterized in that a clamp device (3) is arranged on a clamp seat (2), the clamp device (3) comprises a rotary table (4) arranged on the clamp seat (2), a lifting table (5) capable of relatively rotating to move up and down is arranged on the rotary table (4), a first clamp (6) is hinged to the upper end of the lifting table (5), a second clamp (7) is hinged to the inner end of the first clamp (6), a rotating mechanism capable of driving the first clamp (6) to rotate so as to adjust the processing angle of a workpiece in the first clamp (6) is arranged between the lifting table (5) and the first clamp (6), a movable connecting mechanism (9) capable of driving the second clamp (7) and the first clamp (6) to be turned and opened when the first clamp (6) rotates is arranged between the outer end of the second clamp (7) and the lifting table (5), a CNC cutter mechanism (10) capable of processing the workpiece on the clamp device (3) is arranged on a machine base (1) on one side of the clamp seat (2), the first clamp (6) comprises a first bearing platform, a connecting part is arranged on the bottom surface of the first bearing platform, a hinged seat is arranged at the upper end of the lifting platform (5), the connecting part is hinged on the hinged seat through a hinged shaft, the end part of the hinged shaft extends out of the connecting part, a limiting lug (65) is respectively arranged on two sides of one end of the first bearing platform, the second clamp (7) is hinged on the other end of the first bearing platform, the rotating mechanism comprises a transmission gear (81) arranged on the end part of one end of the hinged shaft, a rotating motor (82) is arranged on one side of the lifting platform (5), a screw driving head (83) is arranged on a motor shaft of the rotating motor (82), the transmission gear (81) is meshed with the screw driving head (83), the movable connecting mechanism (9) comprises an arc connecting piece (91) arranged between the outer end of the second clamp (7) and the lifting platform (5) at intervals, be equipped with bearing frame (92) on second anchor clamps (7) outer end bottom surface be equipped with the axis of rotation in bearing frame (92), arc connecting piece (91) one end swing joint is equipped with assembly seat (93) at elevating platform (5) on the axis of rotation tip assembly seat (93) internalization is provided with and connects pivot (94), arc connecting piece (91) other end fixed connection is on the tip of connecting pivot (94).

2. The CNC equipment for machining mobile phone accessories in accordance with claim 1, wherein the first clamp (6) is provided with a pressing mechanism (11) capable of pressing the workpiece on the first clamp (6).

3. The CNC equipment for machining mobile phone accessories is characterized in that the second clamp (7) comprises a second bearing table (71), the inner end of the second bearing table (71) is hinged to the end of the first clamp (6), positioning bosses (72) are respectively arranged on two sides of the upper surface of the outer end of the second bearing table (71), and the movable connecting mechanism (9) is connected to the bottom surface of the outer end of the second bearing table (71).

4. The CNC equipment for machining mobile phone accessories is characterized in that the pressing mechanism (11) comprises a rotating motor (111) arranged on a limiting lug (65) at the outer end of the first clamp (6), a connecting piece (112) is connected to a motor shaft of the rotating motor (111), a telescopic cylinder (113) is arranged at the outer end of the connecting piece, and a pressing plate (114) is arranged on a cylinder shaft of the telescopic cylinder (113).

5. The CNC equipment for mobile phone accessory processing according to claim 1, wherein the lifting table (5) comprises a lifting table body (51), an annular connecting part (55) is arranged on the periphery of the lower end of the lifting table body (51), a guide hole (52) is arranged on the annular connecting part (55), a guide post (53) is arranged on the turntable (4) at a position corresponding to the guide hole (52), the guide post (53) is arranged in the guide hole (52), a slotted hole is arranged at the center of the lower part of the lifting table body (51), a roller screw nut is arranged in the slotted hole, a screw motor (54) is arranged at the center of the turntable (4), and a motor shaft of the screw motor (54) is rotatably connected to the roller screw nut.

6. The CNC apparatus for machining accessories of mobile phones according to claim 1, characterized in that a guide plate is provided on the machine base (1), a transverse guide rail (13) is provided on the guide plate, a transverse guide groove (14) is provided on the bottom surface of the clamp base (2) at a position opposite to the transverse guide rail (13), the transverse guide rail (13) is provided in the transverse guide groove (14), a longitudinal guide rail (15) perpendicular to the transverse guide rail (13) is provided on the guide plate, a longitudinal guide groove (16) is provided on the bottom surface of the CNC tool mechanism (10), and the longitudinal guide rail (15) is provided in the longitudinal guide groove (16).

7. The method of using a CNC device for mobile phone accessory machining as recited in any one of claims 1 to 6, characterized by comprising the steps of:

A. putting a workpiece to be processed into the clamp device (3), and pushing one end of the workpiece to be processed to a positioning boss (72) of the second clamp (7) for positioning;

B. controlling a pressing mechanism (11) arranged on a limiting bump (65) at the outer end of the first clamp (6) to press the inside of the workpiece;

C. a proper cutter is installed in the CNC cutter mechanism (10), the position of the cutter is adjusted, the cutter is aligned with the position of the side edge of the workpiece to be machined, which needs to be drilled, and the CNC cutter mechanism (10) is controlled to feed and drill holes;

D. c, controlling the turntable (4) to rotate 90 degrees, and repeating the step C;

E. d, repeating the step D, and directly finishing the hole forming on the four sides of the workpiece to be processed;

F. controlling a rotating motor (82) of the rotating mechanism to turn the first clamp (6) by 90 degrees,

at the moment, the second clamp (7) and the first clamp (6) are turned over and opened, the positions of the first clamp (6) and the CNC cutter mechanism (10) are adjusted, and a camera hole and a flash lamp hole are machined in a workpiece to be machined;

G. after the machining is finished, the pressing mechanism (11) is controlled to be opened, and the workpiece is taken out.