Parallel multi-channel numerical control machine tool

Abstract

The invention relates to the related technical field of numerical control machine tools, in particular to a parallel multi-channel numerical control machine tool which comprises a base, a machine tool box, a protective door, a control box, a rack, a spindle box, a tool bit driving mechanism and a feeding platform. A feeding opening is formed in the front end face of the machine tool box body, the protective door is arranged at the feeding opening of the machine tool box body and is driven by the protective door driving structure, and the control box is arranged at the position, close to the right side, of the front end face of the machine tool box body; the parallel multi-channel numerical control machine tool formed by combining the base, the machine tool box body, the protective door, the control box, the rack, the spindle boxes, the tool bit driving mechanism and the feeding platform is arranged, and the multiple spindle boxes are independently controlled to move, so that the positions of the spindle boxes can be finely adjusted according to the actual position of each workpiece to be machined; therefore, the machining precision of products is effectively guaranteed, and the product quality is effectively improved.

Description

Technical Field

[0001] The present invention relates to the technical field related to numerically controlled machine tools, and in particular to a parallel multi-channel numerically controlled machine tool. Background Art

[0002] CNC machine tool is the abbreviation of digital control machine tool, which is an automated machine tool equipped with a program control system. The control system can logically process programs specified by control codes or other symbolic instructions, decode them, express them in coded numbers, and input them into the CNC device through information carriers. After calculation and processing, the CNC device sends various control signals to control the movement of the machine tool and automatically process parts according to the shape and size required by the drawing; The existing Chinese patent document with the announcement number CN109015071B discloses a fully automatic CNC tooth opening and stripping system for broken bridge aluminum, which includes a crossbeam, and at least two pairs of ball screw transmission mechanisms are arranged on the front side of the crossbeam, and the at least two pairs of ball screw transmission mechanisms are arranged in parallel and parallel to each other along the horizontal direction of the crossbeam, and each pair of the ball screw transmission mechanisms includes a left ball screw transmission mechanism and a right ball screw transmission mechanism, and the left ball screw transmission mechanism includes a left motor drive mechanism and a left ball screw, and the left motor drive mechanism is provided The right end of the left motor drive mechanism is connected to the left end of the left ball screw, the right ball screw transmission mechanism includes a right motor drive mechanism and a right ball screw, the right motor drive mechanism is arranged at the right end of the cross beam, the left end of the right motor drive mechanism is connected to the right end of the right ball screw, the right end of the left ball screw and the left end of the right ball screw are arranged opposite to each other at a predetermined position, and each of the predetermined positions in the at least two pairs of ball screw transmission mechanisms is staggered in the transverse direction; However, the structure used for positioning the machine tool cutter head in the above scheme is a conventional ordinary positioning tool, and when the machine tool is running, the machine tool cutter head will be subjected to a large force, which may lead to the risk of the machine tool cutter head loosening, thereby affecting the machining accuracy to a certain extent, and even causing the machine tool cutter head to break in severe cases, thereby affecting the machining efficiency of the equipment and causing an increase in the daily maintenance cost of the equipment. For this reason, the present invention proposes a parallel multi-channel CNC machine tool to solve the above problems. Summary of the invention

[0003] The object of the present invention is to provide a parallel multi-channel CNC machine tool to solve the problems raised in the above background technology.

[0004] To achieve the above object, the present invention provides the following technical solution: a parallel multi-channel CNC machine tool, comprising: A base, wherein shock-absorbing legs are arranged at four corners of the base; A machine tool box, wherein the machine tool box is arranged on a base, and a loading port is provided on a front surface of the machine tool box; A protective door, which is arranged at the loading port of the machine tool box and is driven by a protective door driving structure; A control box, the control box being arranged on the right side of the front end surface of the machine tool housing; A frame, wherein the frame is fixedly mounted on the base and an X-axis driving structure is mounted on the frame; A spindle box, wherein the spindle box is fixedly mounted on the moving module of the X-axis driving structure, and a Z-axis driving structure is installed in the inner cavity of the spindle box; A tool head driving mechanism, wherein the tool head driving mechanism is fixedly mounted on the moving module of the Z-axis driving structure, and a tool head mounting seat is fixedly mounted on the output shaft of the tool head driving mechanism, and a machine tool tool head is fixedly mounted on the tool head mounting seat; A loading platform, a Y-axis driving structure is installed on the base, the loading platform is fixed on the moving module of the Y-axis driving structure, and the workpiece to be processed is placed on the loading platform.

[0005] Preferably, four spindle boxes and four loading platforms are provided, and the spindle boxes and loading platforms are arranged correspondingly, and the four spindle boxes are driven by four independent X-axis driving structures respectively.

[0006] Preferably, the tool head mounting seat comprises a tool head seat body and a fastening sleeve, the clamping portion of the tool head seat body is driven by screwing the fastening sleeve, and the machine tool tool head is positioned and mounted on the tool head seat body.

[0007] Preferably, a wrench alignment hole is provided on the side wall of the tool head seat body, and a stress-bearing tooth groove is provided on the lower end surface of the fastening sleeve. The stress-bearing tooth groove is arranged around the circumference of the fastening sleeve, and the stress-bearing tooth groove does not penetrate the side wall of the fastening sleeve. When the machine tool tool head is disassembled and assembled, the fastening sleeve is screwed by a disassembly wrench. The disassembly wrench includes a wrench shaft, a wrench handle and a tooth seat. The wrench shaft and the wrench handle are arranged in a T shape, and the wrench shaft and the wrench handle are welded. The tooth seat and the wrench shaft are integrally formed, and stress-bearing teeth are evenly arranged on the side walls of the tooth seat. When the wrench shaft of the disassembly wrench is inserted into the wrench alignment hole, the stress-bearing teeth are matched with the stress-bearing tooth groove.

[0008] Preferably, the groove bottoms of the force-bearing tooth grooves are provided with engaging grooves, and a mounting seat is fixedly installed on the side wall of the tool head seat body, the mounting seat is arranged corresponding to the wrench alignment hole, and a guide rod hole is provided on the mounting seat, and the guide rod holes are symmetrically arranged in a group, and guide rods are movably installed in the guide rod holes, the upper side ends of the guide rods are fixedly connected with a tooth seat, and a support spring is sleeved on the guide rod hole, and the two ends of the support spring are respectively set to resist the mounting seat and the tooth seat, and the upper side end of the tooth seat is provided with a clearance groove, and the upper end of the tooth seat is integrally formed with a tooth.

[0009] Preferably, the engaging groove is arranged in a U-shape, the engaging tooth is arranged to match the engaging groove, and when the supporting spring is in a reset state, the engaging tooth is embedded in the engaging groove.

[0010] Preferably, the air avoidance groove is arranged in a U shape, and the width of the air avoidance groove matches the diameter of the wrench alignment hole, and the air avoidance groove is arranged corresponding to the wrench alignment hole. When the wrench shaft is inserted into the wrench alignment hole and the air avoidance groove is against the side wall of the wrench shaft, the support spring is in a compressed state, and at this time, the locking tooth is completely disengaged from the locking groove.

[0011] Preferably, an anti-skid pattern is integrally formed on the outer side wall of the fastening sleeve, and the anti-skid pattern is evenly arranged in a circle around the fastening sleeve.

[0012] Preferably, sound-absorbing cotton is fixedly glued onto the inner wall of the machine tool box, and the protective door is a double-layer soundproof door.

[0013] Preferably, the X-axis drive structure, the Y-axis drive structure, the Z-axis drive structure, the tool head drive mechanism, and the protective door drive structure are all connected to the control box via electrical signals.

[0014] Compared with the prior art, the present invention has the following beneficial effects: 1. By setting up a parallel multi-channel CNC machine tool composed of a base, a machine tool box, a protective door, a control box, a frame, a spindle box, a tool head drive mechanism and a loading platform, and independently controlling multiple spindle boxes to move, the position of the spindle box can be fine-tuned according to the actual position of each workpiece to be processed, thereby effectively ensuring the processing accuracy of the product and effectively improving the product quality; 2. A cutter head mounting seat composed of a cutter head seat body and a fastening sleeve is provided, and a guide rod, a tooth seat, a support spring and a tooth are provided on the mounting seat of the cutter head seat body, and a locking groove is provided at the bottom of the groove of the force-bearing tooth groove, so that the tooth is embedded in the locking groove to form a self-locking, so as to avoid the loosening of the machine tool cutter head on the cutter head mounting seat, thereby ensuring the stability of the processing process, and due to the setting of the avoidance groove on the tooth seat, when the wrench shaft on the disassembly wrench is inserted into the wrench alignment hole, the tooth can be automatically disengaged from the locking groove, thereby ensuring the convenience of disassembly and assembly of the machine tool cutter head. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the structure of the present invention; Figure 2 It is a schematic diagram of the internal structure of the machine tool box of the present invention; Figure 3 This is a schematic diagram of the distribution of the spindle box of the present invention; Figure 4 This is a schematic diagram of the spindle box structure of the present invention; Figure 5 This is a schematic diagram of the main structure of the cutter head seat of the present invention; Figure 6 for Figure 5 A schematic diagram of the structure enlargement in the middle; Figure 7 for Figure 6 A magnified schematic diagram of the structure at B in the middle; Figure 8 This is a schematic diagram of disassembly and assembly of a machine tool cutter head of the present invention; Fig. 9 for Figure 8 A magnified schematic diagram of the structure at C in the middle; Fig.10 This is a schematic diagram of the structure of the gear holder of the present invention; Fig.11 It is a schematic diagram of the disassembly and assembly wrench structure.

[0016] In the figure: base 1, machine tool box 2, protective door 3, control box 4, frame 5, X-axis drive structure 6, spindle box 7, Y-axis drive structure 8, loading platform 9, workpiece 10, tool head drive mechanism 11, tool head mounting seat 12, machine tool tool head 13, tool head seat body 14, fastening sleeve 15, wrench alignment hole 16, force tooth groove 17, engaging groove 18, mounting seat 19, guide rod hole 20, guide rod 21, locking tooth seat 22, support spring 23, locking tooth 24, avoidance groove 25, wrench shaft 26, wrench handle 27, tooth seat 28, force teeth 29, anti-slip pattern 30, shock-absorbing support leg 31. DETAILED DESCRIPTION

[0017] The following will be combined with the drawings in the embodiments of the present invention to clearly and completely describe the technical solutions in the embodiments of the present invention. Obviously, the described embodiments are only part of the embodiments of the present invention, not all of the embodiments. Based on the embodiments of the present invention, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the present invention.

[0018] See also Figure 1-Figure 11 The present invention provides the following three preferred embodiments: Embodiment 1: A parallel multi-channel CNC machine tool comprises a base 1, a machine box 2, a protective door 3, a control box 4, a frame 5, a spindle box 7, a tool head drive mechanism 11 and a loading platform 9. Shock-absorbing legs 31 are arranged at the four corners of the base 1. The machine box 2 is arranged on the base 1, and a loading port is opened on the front face of the machine box 2. The protective door 3 is arranged at the loading port of the machine box 2, and the protective door 3 is driven by the protective door driving structure. The control box 4 is arranged on the right side of the front face of the machine box 2, and the frame 5 is fixedly installed on the base 1. An X-axis driving structure 6 is installed on the frame 5, the spindle box 7 is fixedly installed on the moving module of the X-axis driving structure 6, the Z-axis driving structure is installed in the inner cavity of the spindle box 7, the tool head driving mechanism 11 is fixedly installed on the moving module of the Z-axis driving structure, and a tool head mounting seat 12 is fixedly installed on the output shaft of the tool head driving mechanism 11, and a machine tool tool head 13 is fixedly installed on the tool head mounting seat 12, a Y-axis driving structure 8 is installed on the base 1, a loading platform 9 is fixed on the moving module of the Y-axis driving structure 8, and a workpiece 10 to be processed is placed on the loading platform 9.

[0019] There are four spindle boxes 7 and loading platforms 9, and the spindle boxes 7 and loading platforms 9 are arranged correspondingly. The four spindle boxes 7 are driven by four independent X-axis drive structures 6 respectively. By setting a parallel multi-channel CNC machine tool composed of a base 1, a machine tool case 2, a protective door 3, a control box 4, a frame 5, a spindle box 7, a tool head drive mechanism 11 and a loading platform 9, and independently controlling the movement of multiple spindle boxes 7, the position of the spindle box 7 can be fine-tuned according to the actual position of each workpiece 10 to be processed, thereby effectively ensuring the processing accuracy of the product and effectively improving the product quality.

[0020] The tool head mounting seat 12 includes a tool head seat body 14 and a fastening sleeve 15 . The clamping portion of the tool head seat body 14 is driven by screwing the fastening sleeve 15 , and the machine tool tool head 13 is positioned and mounted on the tool head seat body 14 .

[0021] A wrench alignment hole 16 is provided on the side wall of the tool head seat body 14, and a stress-bearing tooth groove 17 is provided on the lower end surface of the fastening sleeve 15. The stress-bearing tooth groove 17 is arranged around the circumference of the fastening sleeve 15, and the stress-bearing tooth groove 17 does not penetrate the side wall of the fastening sleeve 15. The machine tool tool head 13 is screwed on the fastening sleeve 15 by a disassembly wrench during assembly and disassembly. The disassembly wrench includes a wrench shaft 26, a wrench handle 27 and a tooth seat 28. The wrench shaft 26 and the wrench handle 27 are arranged in a T shape, and the wrench shaft 26 and the wrench handle 27 are welded. The tooth seat 28 is integrally formed with the wrench shaft 26, and stress-bearing teeth 29 are evenly arranged on the side walls of the tooth seat 28. When the wrench shaft 26 of the disassembly wrench is inserted into the wrench alignment hole 16, the stress-bearing teeth 29 are matched with the stress-bearing tooth groove 17.

[0022] Example 2: Please refer to Figure 1-6 On the basis of the first embodiment, the groove bottom of the force-bearing tooth groove 17 is provided with a locking groove 18, and a mounting seat 19 is fixedly installed on the side wall of the tool head seat body 14. The mounting seat 19 is arranged corresponding to the wrench alignment hole 16, and a guide rod hole 20 is provided on the mounting seat 19. A group of guide rod holes 20 are symmetrically arranged, and a guide rod 21 is movably installed in the guide rod holes 20. The upper side end of the guide rod 21 is fixedly connected with a tooth seat 22. A support spring 23 is sleeved on the guide rod hole 20. The two ends of the support spring 23 are respectively set against the mounting seat 19 and the tooth seat 22. An air avoidance groove 25 is provided on the upper side end of the tooth seat 22, and a tooth 24 is integrally formed on the upper end of the tooth seat 22. The locking groove 18 is arranged in a U shape, and the tooth 24 is matched with the locking groove 18. When the support spring 23 is in the reset state, the tooth 24 is embedded in the locking groove 18.

[0023] The avoidance groove 25 is arranged in a U shape, and the width of the avoidance groove 25 is consistent with the diameter of the wrench alignment hole 16, and the avoidance groove 25 is arranged corresponding to the wrench alignment hole 16. When the wrench shaft 26 is inserted into the wrench alignment hole 16 and the avoidance groove 25 is against the side wall of the wrench shaft 26, the support spring 23 is in a compressed state, and at this time, the latching tooth 24 is completely disengaged from the engaging groove 18. By setting a cutter head mounting seat 12 composed of a cutter head seat body 14 and a fastening sleeve 15, and setting a guide on the mounting seat 19 of the cutter head seat body 14 The rod 21, the latching tooth seat 22, the supporting spring 23 and the latching tooth 24, and the latching groove 18 are opened at the bottom of the force-bearing tooth groove 17, so that the latching tooth 24 is embedded in the latching groove 18 to form a self-locking, so as to avoid the machine tool cutter head 13 on the cutter head mounting seat 12 from loosening, thereby ensuring the stability of the processing process, and due to the setting of the avoidance groove 25 on the latching tooth seat 22, when the wrench shaft 26 on the disassembly wrench is inserted into the wrench alignment hole 16, the latching tooth 24 can be automatically disengaged from the latching groove 18, thereby ensuring the convenience of disassembly and assembly of the machine tool cutter head 13.

[0024] Example 3: Please refer to Figure 1-6 On the basis of the second embodiment, an anti-skid pattern 30 is integrally formed on the outer wall of the fastening sleeve 15 . The anti-skid pattern 30 is evenly arranged around the fastening sleeve 15 . The anti-skid pattern 30 can improve the convenience of screwing the fastening sleeve 15 .

[0025] Sound-absorbing cotton is fixedly glued on the inner wall of the machine tool box 2, and the protective door 3 is a double-layer soundproof door to reduce noise pollution.

[0026] The X-axis driving structure 6 , the Y-axis driving structure 8 , the Z-axis driving structure, the tool head driving mechanism 11 , and the protective door driving structure are all connected to the control box 4 through electrical signal connections.

[0027] Although the above describes the illustrative specific implementation methods of the present application so that technicians in this technical field can understand the present application, the present application is not limited to the scope of the specific implementation methods. For ordinary technicians in this technical field, as long as various changes are within the spirit and scope of the present application defined and determined by the attached claims, all application creations using the concept of the present application are protected.

Claims

1. A parallel multi-channel CNC machine tool, characterized in that: include: A base (1), wherein shock-absorbing legs (31) are provided at four corners of the base (1); A machine tool box (2), wherein the machine tool box (2) is arranged on the base (1), and a loading port is provided on the front end surface of the machine tool box (2); A protective door (3), the protective door (3) being arranged at a loading port of the machine tool housing (2), and the protective door (3) being driven by a protective door driving structure; A control box (4), the control box (4) being arranged on the right side of the front end surface of the machine tool housing (2); A frame (5), wherein the frame (5) is fixedly mounted on the base (1), and an X-axis driving structure (6) is mounted on the frame (5); A spindle box (7), the spindle box (7) being fixedly mounted on a moving module of the X-axis driving structure (6), and a Z-axis driving structure being mounted in an inner cavity of the spindle box (7); A tool head drive mechanism (11), the tool head drive mechanism (11) being fixedly mounted on a moving module of a Z-axis drive structure, and a tool head mounting seat (12) being fixedly mounted on an output shaft of the tool head drive mechanism (11), and a machine tool tool head (13) being fixedly mounted on the tool head mounting seat (12); A loading platform (9), wherein a Y-axis driving structure (8) is installed on the base (1), the loading platform (9) is fixed on a moving module of the Y-axis driving structure (8), and a workpiece (10) to be processed is placed on the loading platform (9).

2. A parallel multi-channel CNC machine tool according to claim 1, characterized in that: The spindle boxes (7) and the loading platforms (9) are each provided in four numbers, and the spindle boxes (7) and the loading platforms (9) are provided in correspondence with each other. The four spindle boxes (7) are respectively driven by four independent X-axis driving structures (6).

3. The parallel multi-channel CNC machine tool according to claim 1, characterized in that: The tool head mounting seat (12) comprises a tool head seat body (14) and a fastening sleeve (15); the clamping portion of the tool head seat body (14) is driven by screwing the fastening sleeve (15); and the machine tool tool head (13) is positioned and mounted on the tool head seat body (14).

4. A parallel multi-channel CNC machine tool according to claim 3, characterized in that: The side wall of the tool head seat body (14) is provided with a wrench alignment hole (16), the lower end surface of the fastening sleeve (15) is provided with a force-bearing tooth groove (17), the force-bearing tooth groove (17) is arranged around the circumference of the fastening sleeve (15), and the force-bearing tooth groove (17) does not penetrate the side wall of the fastening sleeve (15), the machine tool tool head (13) is screwed on the fastening sleeve (15) by a disassembly wrench when disassembling and assembling, and the disassembly wrench includes a wrench shaft (26), a wrench handle (2 7) and a tooth seat (28), the wrench shaft (26) and the wrench handle (27) are arranged in a T-shape, and the wrench shaft (26) and the wrench handle (27) are welded together, the tooth seat (28) and the wrench shaft (26) are integrally formed, and the side wall of the tooth seat (28) is evenly provided with force-bearing teeth (29), and when the wrench shaft (26) of the disassembly wrench is inserted into the wrench alignment hole (16), the force-bearing teeth (29) are matched with the force-bearing tooth grooves (17).

5. A parallel multi-channel CNC machine tool according to claim 4, characterized in that: The groove bottoms of the force-bearing tooth grooves (17) are provided with engaging grooves (18); a mounting seat (19) is fixedly mounted on the side wall of the tool head seat body (14); the mounting seat (19) is arranged corresponding to the wrench alignment hole (16); and a guide rod hole (20) is provided on the mounting seat (19); a group of guide rod holes (20) are symmetrically arranged, and a guide rod (21) is movably mounted in each of the guide rod holes (20); the upper side ends of the guide rods (21) are fixedly connected to a tooth seat (22); a support spring (23) is sleeved on the guide rod hole (20); the two ends of the support spring (23) are respectively arranged to abut against the mounting seat (19) and the tooth seat (22); an air avoidance groove (25) is provided on the upper side end of the tooth seat (22); and a tooth (24) is integrally formed on the upper end of the tooth seat (22).

6. A parallel multi-channel CNC machine tool according to claim 5, characterized in that: The engaging groove (18) is arranged in a U shape, the engaging teeth (24) are arranged to match the engaging groove (18), and when the supporting spring (23) is in a reset state, the engaging teeth (24) are embedded in the engaging groove (18).

7. A parallel multi-channel CNC machine tool according to claim 6, characterized in that: The avoidance groove (25) is arranged in a U-shape, and the width of the avoidance groove (25) matches the diameter of the spanner alignment hole (16), and the avoidance groove (25) is arranged corresponding to the spanner alignment hole (16). When the spanner shaft (26) is inserted into the spanner alignment hole (16) and the avoidance groove (25) abuts against the side wall of the spanner shaft (26), the support spring (23) is in a compressed state, and at this time, the latching tooth (24) is completely disengaged from the latching groove (18).

8. The parallel multi-channel CNC machine tool according to claim 7, characterized in that: An anti-slip pattern (30) is integrally formed on the outer side wall of the fastening sleeve (15), and the anti-slip pattern (30) is evenly arranged in a circle around the fastening sleeve (15).

9. The parallel multi-channel CNC machine tool according to claim 1, characterized in that: Sound-absorbing cotton is fixedly glued onto the inner side wall of the machine tool box (2), and the protective door (3) is a double-layer soundproof door.

10. The parallel multi-channel CNC machine tool according to claim 1, characterized in that: The X-axis drive structure (6), the Y-axis drive structure (8), the Z-axis drive structure, the tool head drive mechanism (11), and the protective door drive structure are all connected to the control box (4) via electrical signals.

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