A CNC multi-blade cutting machine

Abstract

The invention discloses a CNC multi-blade cutting machine, comprising: a frame, a positioning fixture, a transverse frame and a processing head, wherein the frame is provided with a horizontal workbench; the positioning fixture is connected to the horizontal workbench; the transverse frame is connected to the horizontal workbench; the processing head is connected to the transverse frame; the processing head comprises a processing seat connected to the transverse frame, a multi-blade V-piercing assembly is provided on the processing seat, the multi-blade V-piercing assembly comprises a V-piercing seat and a V-piercing knife group connected to the V-piercing seat, the V-piercing knife group comprises a V-piercing knife shaft, a plurality of V-piercing blades for processing V-shaped grooves are arranged on the V-piercing knife shaft at intervals, two adjacent V-piercing blades are provided with a spacer sleeve, a V-piercing knife shaft is provided with a V-piercing locking piece for locking the plurality of V-piercing blades and the spacer sleeve on the V-piercing knife shaft, and a V-piercing driving motor for driving the V-piercing knife group to rotate is provided on the V-piercing seat; a plurality of V-shaped grooves can be processed simultaneously, and the machine has the advantages of simple structure, convenient operation and high production efficiency.

Description

[Technical field]

[0001] The invention relates to special equipment for mechanical processing, in particular to a numerically controlled multi-blade cutting machine. [Background technology]

[0002] It is necessary to process multiple V-shaped grooves on panels such as LED lights. The existing processing equipment can only process one V-shaped groove in one reciprocating motion, and this processing method has low work efficiency. In addition, the two end faces of the product need to be cut, and the same substrate needs to be split after processing. At present, other special equipment is needed for end cutting and splitting, which requires repositioning, resulting in large errors and low results.

[0003] The present invention is proposed in view of the deficiencies in the prior art. [Summary of the invention]

[0004] To solve the above technical problems, the present invention provides a CNC multi-blade cutting machine, comprising: a frame, a positioning fixture, a transverse frame and a processing head, wherein the frame is provided with a horizontal workbench; the positioning fixture is connected to the horizontal workbench for positioning the workpiece; the transverse frame is connected to the horizontal workbench; the processing head is connected to the transverse frame for processing the workpiece on the positioning fixture; the processing head comprises a processing seat connected to the transverse frame, the processing seat is provided with a multi-blade V-piercing assembly, the multi-blade V-piercing assembly comprises a V-piercing seat and a V-piercing tool group connected to the V-piercing seat, the V-piercing tool group comprises a V-piercing tool shaft, a plurality of V-piercing blades for processing V-grooves are arranged on the V-piercing tool shaft at intervals, two adjacent V-piercing blades are provided with spacers, the V-piercing tool shaft is provided with a V-piercing locking member for locking the plurality of V-piercing blades and the spacers on the V-piercing tool shaft, and the V-piercing seat is provided with a V-piercing drive motor for driving the V-piercing tool group to rotate.

[0005] In the CNC multi-blade cutting machine as described above, the V-piercing seat is provided with a protective block around the V-piercing blade shaft and the V-piercing blade, and the protective block is provided with a positioning hole matching the end of the V-piercing blade shaft, and the end of the V-piercing blade shaft is rotatably connected in the positioning hole.

[0006] In the CNC multi-blade cutting machine as described above, a cutting assembly for cutting the end of a workpiece is provided on the processing seat, the cutting assembly comprises a cutting seat and a cutting knife shaft rotatably connected to the cutting seat, a cutting blade is provided on the cutting knife shaft, a cutting locking piece is provided on the cutting knife shaft for locking the cutting blade on the cutting knife shaft, and a cutting drive motor is provided on the cutting seat for driving the cutting knife shaft to rotate.

[0007] In the CNC multi-blade cutting machine as described above, a slitting assembly for slitting a workpiece is provided on the processing seat, the slitting assembly comprises a slitting seat and a slitting shaft rotatably connected to the slitting seat, a slitting blade is provided on the slitting shaft, a slitting locking piece is provided on the slitting shaft for locking the slitting blade on the slitting shaft, and a slitting drive motor is provided on the slitting seat for driving the slitting shaft to rotate.

[0008] As described above, a CNC multi-blade cutting machine, the processing seat is provided with a first vertical slide rail, a second vertical slide rail and a third vertical slide rail along the vertical direction, the V-piercing seat of the multi-blade V-piercing assembly is slidably connected to the first vertical slide rail, the processing seat is provided with a first vertical driver for driving the multi-blade V-piercing assembly to move up and down, the cutting seat of the cutting assembly is slidably connected to the second vertical slide rail, the processing seat is provided with a second vertical driver for driving the cutting assembly to move up and down, the slitting seat of the slitting assembly is slidably connected to the third vertical slide rail, and the processing seat is provided with a third vertical driver for driving the slitting assembly to move up and down; the processing direction of the V-piercing blade is the same as the processing direction of the slitting blade, and the processing direction of the V-piercing blade is perpendicular to the processing direction of the cutting blade.

[0009] As described above, in a CNC multi-blade cutting machine, the transverse frame is provided with a horizontal transverse guide rail along the horizontal transverse direction, a horizontal sliding seat slides on the horizontal transverse guide rail, the transverse frame is provided with a horizontal transverse driver for driving the horizontal sliding seat along the horizontal transverse direction, and the processing seat of the processing head is connected to the horizontal sliding seat.

[0010] In a CNC multi-blade cutting machine as described above, the positioning fixture includes a positioning seat connected to a horizontal workbench, the positioning seat is provided with an adsorption plate, the adsorption plate is provided with a plurality of vacuum adsorption holes for adsorbing workpieces, and the outer edge of the adsorption plate is provided on a positioning component for positioning the workpiece.

[0011] In a CNC multi-blade cutting machine as described above, the positioning component includes a positioning bar detachably connected to an adsorption plate, a reference block is provided on the positioning bar, a positioning surface flush with the adsorption plate is provided on the reference block, and a positioning pin is provided on the positioning surface.

[0012] As described above, a CNC multi-blade cutting machine is provided on the horizontal workbench, and a horizontal longitudinal driving component for driving the positioning fixture to translate along the horizontal longitudinal direction is provided. The horizontal longitudinal driving component includes a horizontal longitudinal slide rail arranged on the horizontal workbench, and the positioning seat is slidably connected to the horizontal longitudinal slide rail. The horizontal workbench is provided with a horizontal longitudinal driver for driving the positioning seat to translate along the horizontal longitudinal direction.

[0013] In the CNC multi-blade cutting machine as described above, a storage rack for storing the V-blade cutting group is provided on the side of the frame, and a positioning block for positioning the V-blade cutting axis is provided on the storage rack.

[0014] The present invention also provides a multi-blade V-piercing assembly, which comprises a V-piercing seat and a V-piercing knife group connected to the V-piercing seat, the V-piercing knife group comprises a V-piercing knife shaft, a plurality of V-piercing blades for processing V-shaped grooves are arranged on the V-piercing knife shaft at intervals, two adjacent V-piercing blades are provided with spacers, and the V-piercing knife shaft is provided with a V-piercing locking member for locking the plurality of V-piercing blades and the spacers on the V-piercing knife shaft.

[0015] Compared with the prior art, the present invention has the following advantages:

[0016] 1. The CNC multi-blade cutting machine of the present invention is provided with a multi-blade V-piercing assembly on the processing head, and a plurality of V-piercing blades are provided on the V-piercing shaft of the multi-blade V-piercing assembly. Two adjacent V-piercing blades are separated by a spacer. With this design, when the processing head performs a feed, multiple V-grooves can be processed at the same time, which has the advantages of simple structure, convenient operation and high production efficiency.

[0017] 2. By using the first vertical driver to drive the multi-blade V-piercing assembly to move up and down, by using the second vertical driver to drive the cutting assembly to move up and down, and by using the third vertical driver to drive the slitting assembly to move up and down, the multi-blade V-piercing assembly, the cutting assembly and the slitting assembly can be controlled separately to work, so that three functions can be realized on one processing head, that is, only one clamping of the workpiece is required to complete three processes in succession, which can reduce the cost of the equipment and improve the processing accuracy and production efficiency of the CNC multi-blade cutting machine.

Brief Description of the Drawings

[0018] The specific embodiments of the present invention are further described in detail below with reference to the accompanying drawings, wherein:

[0019] Figure 1 It is a structural schematic diagram of a workpiece processed by the present invention;

[0020] Figure 2 for Figure 1 An enlarged view of the portion marked A in FIG.

[0021] Figure 3 It is a structural schematic diagram of the present invention;

[0022] Figure 4 for Figure 3 An enlarged view of the portion marked B in FIG.

[0023] Figure 5 This is a schematic diagram of the structure of the hidden positioning fixture and the processing head of the present invention;

[0024] Figure 6 It is a schematic structural diagram of a processing head of the present invention that hides a multi-blade V-piercing assembly, a cutting assembly and a slitting assembly;

[0025] Figure 7 It is a structural schematic diagram of a multi-blade V-thread assembly of the present invention;

[0026] Figure 8 It is a full cross-sectional schematic diagram of the V-piercing knife assembly of the present invention;

[0027] Fig. 9 It is a schematic diagram of the structure of the cutting assembly of the present invention;

[0028] Fig.10 The schematic diagram of the structure of the cutting assembly of the present invention is

[0029] Fig.11 It is a schematic cross-sectional view of one of the products that can be processed by the present invention. [Specific implementation method]

[0030] The embodiments of the present invention are described in detail below with reference to the accompanying drawings.

[0031] like Figures 1 to 11 As shown, a CNC multi-blade cutting machine of this embodiment includes: a frame 1, a positioning fixture 2, a transverse frame 3 and a processing head 4, wherein the frame 1 is provided with a horizontal workbench 11; the positioning fixture 2 is connected to the horizontal workbench 11, and is used to position a workpiece 100; the transverse frame 3 is connected to the horizontal workbench 11; the processing head 4 is connected to the transverse frame 3, and is used to process the workpiece 100 on the positioning fixture 2; the processing head 4 includes a processing seat 41 connected to the transverse frame 3, and the processing seat 41 is provided with a multi-blade V-piercing assembly 42, and the multi-blade V-piercing assembly 4 2 comprises a V-piercing seat 421 and a V-piercing knife group 422 connected to the V-piercing seat 421, the V-piercing knife group 422 comprises a V-piercing knife shaft 4221, a plurality of V-piercing blades 4222 for processing V-shaped grooves are arranged on the V-piercing knife shaft 4221 at intervals, two adjacent V-piercing blades 4222 are provided with a spacer 4223, the V-piercing knife shaft 4221 is provided with a V-piercing locking member 4224 for locking the plurality of V-piercing blades 4222 and the spacer 4223 on the V-piercing knife shaft 4221, and the V-piercing seat 421 is provided with a V-piercing driving motor 423 for driving the V-piercing knife group 422 to rotate. The CNC multi-blade cutting machine of the present invention is provided with a multi-blade V-piercing assembly on the processing head, and a plurality of V-piercing blades are provided on the V-piercing shaft of the multi-blade V-piercing assembly. Two adjacent V-piercing blades are separated by a spacer sleeve. With this design, when the processing head performs a feed, multiple V-grooves can be processed at the same time, which has the advantages of simple structure, convenient operation and high production efficiency.

[0032] Because the V-piercing cutter shaft is relatively long, in order to reduce the degree of axis jump of the V-piercing cutter shaft during processing and improve the processing accuracy, a protective block 424 is provided on the V-piercing seat 421 and around the V-piercing cutter shaft 4221 and the V-piercing blade 4222. The protective block 424 is provided with a positioning hole 4241 that matches the end of the V-piercing cutter shaft 4221. The end of the V-piercing cutter shaft 4221 is rotatably connected in the positioning hole 4241. Similarly, a bearing can be provided between the positioning hole 4241 and the end of the V-piercing cutter shaft 4221 to reduce friction. The protective block has two functions. The first is to protect and prevent the ejection of processed debris. The second is to support the other end of the V-piercing cutter shaft 4221 to reduce the jump of the V-piercing cutter shaft 4221 and improve the processing accuracy.

[0033] In order to enable the processing head to cut off the excess waste at the end of the workpiece, a cutting assembly 43 for cutting the end of the workpiece 100 is provided on the processing seat 41, and the cutting assembly 43 includes a cutting seat 431 and a cutting knife shaft 432 rotatably connected to the cutting seat 431, and the cutting knife shaft 432 is provided with a cutting blade 433, and the cutting knife shaft 432 is provided with a cutting locking piece for locking the cutting blade 433 on the cutting knife shaft 432, and the cutting seat 431 is provided with a cutting drive motor 435 for driving the cutting knife shaft 432 to rotate.

[0034] In order to enable the processing head to also cut the workpiece, a cutting component 44 for cutting the workpiece 100 is provided on the processing seat 41, and the cutting component 44 includes a cutting seat 441 and a cutting shaft 442 rotatably connected to the cutting seat 441, and the cutting shaft 442 is provided with a cutting blade 443, and the cutting shaft 442 is provided with a cutting locking piece for locking the cutting blade 443 on the cutting shaft 442, and the cutting seat 441 is provided with a cutting drive motor 445 for driving the cutting shaft 442 to rotate.

[0035] In this embodiment, the multi-blade V-piercing assembly, the cutting assembly and the slitting assembly are all installed on the processing seat. In order to facilitate the individual control of the multi-blade V-piercing assembly, the cutting assembly and the slitting assembly to avoid interference during processing, a first vertical slide rail 451, a second vertical slide rail 452 and a third vertical slide rail are provided on the processing seat 41 in the vertical direction. The V-piercing seat 421 of the multi-blade V-piercing assembly 42 is slidably connected to the first vertical slide rail 451. The processing seat 41 is provided with a first vertical driver 461 for driving the multi-blade V-piercing assembly 42 to move up and down. The cutting assembly The cutting seat 431 of the component 43 is slidably connected to the second vertical slide rail 452, the processing seat 41 is provided with a second vertical driver 462 for driving the cutting component 43 to move up and down, the slitting seat 441 of the slitting component 44 is slidably connected to the third vertical slide rail, and the processing seat 41 is provided with a third vertical driver 463 for driving the slitting component 44 to move up and down; the processing direction of the V-piercing blade 4222 is the same as the processing direction of the slitting blade 443, and the processing direction of the V-piercing blade 4222 is perpendicular to the processing direction of the cutting blade 433. By using the first vertical driver to drive the multi-blade V-piercing component to move up and down, by using the second vertical driver to drive the cutting component to move up and down, and by using the third vertical driver to drive the slitting component to move up and down, the multi-blade V-piercing component, the cutting component and the slitting component can be controlled separately to work, so that three functions can be realized on one processing head, that is, only one clamping of the workpiece is required to complete three processes in succession, which can reduce the cost of the equipment and improve the processing accuracy and production efficiency of the CNC multi-blade cutting machine.

[0036] In order to increase the processing range of the processing head, a horizontal transverse guide rail 31 is provided on the transverse frame 3 along the horizontal transverse direction, and a horizontal sliding seat 32 slides on the horizontal transverse guide rail 31. The transverse frame 3 is provided with a horizontal transverse driver 33 for driving the horizontal sliding seat 32 along the horizontal transverse direction. The processing seat 41 of the processing head 4 is connected to the horizontal sliding seat 32.

[0037] In this embodiment, the positioning fixture 2 includes a positioning seat 21 connected to the horizontal workbench 11, and the positioning seat 21 is provided with an adsorption plate 22, and the adsorption plate 22 is provided with a plurality of vacuum adsorption holes 23 for adsorbing the workpiece 100, and the outer edge of the adsorption plate 22 is provided on a positioning component 24 for positioning the workpiece 100. The workpiece is adsorbed by the negative pressure generated by the vacuum adsorption hole, which has the advantages of high working efficiency and rapid clamping.

[0038] In order to improve the accuracy, the adsorption plate can be made of marble substrate and mirror polished.

[0039] In this embodiment, the positioning assembly 24 comprises a positioning bar 241 detachably connected to the adsorption plate 22, a reference block 242 is provided on the positioning bar 241, a positioning surface 243 flush with the adsorption plate 22 is provided on the reference block 242, and a positioning pin 244 is provided on the positioning surface 243. By setting a positioning hole on the workpiece in advance, when the card is turned, the corresponding positioning pin is inserted into the positioning hole, so that positioning can be quickly performed.

[0040] In order to further improve the processing range of the processing head, a horizontal longitudinal drive component 5 for driving the positioning fixture 2 to translate along the horizontal longitudinal direction is provided on the horizontal workbench 11. The horizontal longitudinal drive component 5 includes a horizontal longitudinal slide rail 51 arranged on the horizontal workbench 11, and the positioning seat 21 is slidably connected to the horizontal longitudinal slide rail 51. The horizontal workbench 11 is provided with a horizontal longitudinal driver 52 for driving the positioning seat 21 to translate along the horizontal longitudinal direction.

[0041] In order to facilitate the storage of the V-piercing knife group, a storage rack 6 for storing the V-piercing knife group 422 is provided on the side of the frame 1, and a positioning block 61 for positioning the V-piercing knife shaft 4221 is provided on the storage rack 6.

[0042] In the present invention, the horizontal, vertical and vertical directions are only for convenience of explanation and do not limit specific directions. In this embodiment, the horizontal direction refers to the processing direction of the processing head, the vertical direction refers to the direction of movement of the positioning fixture, and the vertical direction refers to the lifting direction.

[0043] In this embodiment, the horizontal longitudinal driver, the horizontal transverse driver, the first vertical driver, the second vertical driver, the third vertical driver and other driving devices can use mature components on the market that can achieve the same function according to the needs. In addition, the present invention requires a numerical control system for control, and the numerical control system can use a mature system and control cabinet on the market. Since it is not the core protection content of this application, it will not be repeated.

[0044] like Figure 7 and Figure 8As shown, the multi-blade V-piercing assembly 42 of this embodiment comprises a V-piercing seat 421 and a V-piercing knife group 422 connected to the V-piercing seat 421, the V-piercing knife group 422 comprises a V-piercing knife shaft 4221, a plurality of V-piercing blades 4222 for processing V-shaped grooves are arranged on the V-piercing knife shaft 4221, two adjacent V-piercing blades 4222 are provided with a spacer 4223, and the V-piercing knife shaft 4221 is provided with a V-piercing locking member 4224 for locking the plurality of V-piercing blades 4222 and the spacer 4223 on the V-piercing knife shaft 4221, and the V-piercing locking member 4224 can be a nut or the like. The V-piercing knife shaft of the multi-blade V-piercing assembly is provided with a plurality of V-piercing blades, and two adjacent V-piercing blades are separated by a spacer. With this design, when the processing head performs one feeding, multiple V-shaped grooves can be processed simultaneously, which has the advantages of simple structure, convenient operation and high production efficiency.

[0045] The above examples are only used to further illustrate the technical content of the present invention, so that readers can understand it more easily, but they do not mean that the implementation of the present invention is limited to this. Any technical extension or re-creation made according to the present invention is protected by the present invention. The protection scope of the present invention shall be subject to the claims.

Claims

1. A CNC multi-blade cutting machine, characterized in that: include: A frame (1), wherein a horizontal workbench (11) is provided on the frame (1); A positioning jig (2), the positioning jig (2) being connected to a horizontal workbench (11) and used for positioning a workpiece (100); A transverse frame (3), the transverse frame (3) being connected to a horizontal workbench (11); a processing head (4), the processing head (4) being connected to the transverse frame (3) and being used to process a workpiece (100) on the positioning fixture (2); The processing machine head (4) comprises a processing seat (41) connected to a transverse frame (3), the processing seat (41) is provided with a multi-blade V-piercing assembly (42), the multi-blade V-piercing assembly (42) comprises a V-piercing seat (421) and a V-piercing knife group (422) connected to the V-piercing seat (421), the V-piercing knife group (422) comprises a V-piercing knife shaft (4221), a plurality of V-piercing blades (4222) for processing V-shaped grooves are arranged at intervals on the V-piercing knife shaft (4221), two adjacent V-piercing blades (4222) are provided with a spacer sleeve (4223), the V-piercing knife shaft (4221) is provided with a V-piercing locking member (4224) for locking the plurality of V-piercing blades (4222) and the spacer sleeve (4223) on the V-piercing knife shaft (4221), and the V-piercing seat (421) is provided with a V-piercing locking member (4224) for driving the V-piercing knife shaft (4221). The V-thread driving motor (423) rotates the threading group (422); The processing seat (41) is provided with a cutting assembly (43) for cutting the end of the workpiece (100) and a slitting assembly (44) for slitting the workpiece (100); the cutting assembly (43) comprises a cutting seat (431) and a cutting knife shaft (432) rotatably connected to the cutting seat (431); the cutting knife shaft (432) is provided with a cutting blade (433); the cutting knife shaft (432) is provided with a cutting locking member for locking the cutting blade (433) on the cutting knife shaft (432); and the cutting seat (431) is provided with a cutting drive motor (435) for driving the cutting knife shaft (432) to rotate; The slitting assembly (44) comprises a slitting seat (441) and a slitting shaft (442) rotatably connected to the slitting seat (441); a slitting blade (443) is provided on the slitting shaft (442); a slitting locking member for locking the slitting blade (443) on the slitting shaft (442) is provided on the slitting shaft (442); and a slitting drive motor (445) for driving the slitting shaft (442) to rotate is provided on the slitting seat (441); The positioning fixture (2) comprises a positioning seat (21) connected to a horizontal workbench (11); a suction plate (22) is provided on the positioning seat (21); a plurality of vacuum suction holes (23) are provided on the suction plate (22) for suctioning a workpiece (100); and an outer edge of the suction plate (22) is provided on a positioning component (24) for positioning the workpiece (100); The positioning assembly (24) comprises a positioning bar (241) detachably connected to the adsorption plate (22); a reference block (242) is provided on the positioning bar (241); a positioning surface (243) flush with the adsorption plate (22) is provided on the reference block (242); and a positioning pin (244) is provided on the positioning surface (243); The horizontal workbench (11) is provided with a horizontal longitudinal drive component (5) for driving the positioning fixture (2) to translate along the horizontal longitudinal direction. The horizontal longitudinal drive component (5) includes a horizontal longitudinal slide rail (51) arranged on the horizontal workbench (11). The positioning seat (21) is slidably connected to the horizontal longitudinal slide rail (51). The horizontal workbench (11) is provided with a horizontal longitudinal driver (52) for driving the positioning seat (21) to translate along the horizontal longitudinal direction.

2. A CNC multi-blade cutting machine according to claim 1, characterized in that The V-piercing seat (421) is provided with a protective block (424) around the V-piercing blade shaft (4221) and the V-piercing blade (4222); the protective block (424) is provided with a positioning hole (4241) matching the end of the V-piercing blade shaft (4221); the end of the V-piercing blade shaft (4221) is rotatably connected in the positioning hole (4241).

3. A CNC multi-blade cutting machine according to claim 1, characterized in that The processing seat (41) is provided with a first vertical slide rail (451), a second vertical slide rail (452) and a third vertical slide rail in the vertical direction; the V-threading seat (421) of the multi-blade V-threading assembly (42) is slidably connected to the first vertical slide rail (451); the processing seat (41) is provided with a first vertical driver (461) for driving the multi-blade V-threading assembly (42) to move up and down; the cutting seat (431) of the cutting assembly (43) is slidably connected to the second vertical slide rail (452); the processing seat (41) is provided with a second vertical driver (462) for driving the cutting assembly (43) to move up and down; the slitting seat (441) of the slitting assembly (44) is slidably connected to the third vertical slide rail; the processing seat (41) is provided with a third vertical driver (463) for driving the slitting assembly (44) to move up and down; the V The processing direction of the piercing blade (4222) is the same as the processing direction of the slitting blade (443), and the processing direction of the V-piercing blade (4222) is perpendicular to the processing direction of the cutting blade (433).

4. A CNC multi-blade cutting machine according to claim 1, characterized in that The transverse frame (3) is provided with a horizontal transverse guide rail (31) along the horizontal transverse direction, a horizontal sliding seat (32) slides on the horizontal transverse guide rail (31), and a horizontal transverse driver (33) for driving the horizontal sliding seat (32) along the horizontal transverse direction is provided on the transverse frame (3), and a processing seat (41) of the processing head (4) is connected to the horizontal sliding seat (32).

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