Double-machine-head machine tool and control system

Abstract

The utility model provides a double-machine-head machine tool and a control system. The machine tool comprises a machine body, at least two auxiliary mechanisms and at least two machine heads. The two auxiliary mechanisms are sequentially arranged on the machine body in the moving direction, and a gap is formed between the two auxiliary mechanisms; the auxiliary mechanism comprises a sliding rail and a rack, and the sliding rail and the rack are arranged in parallel. The two machine heads are in sliding connection with the sliding rails of the two auxiliary mechanisms correspondingly, the machine heads are provided with driving motors, and the driving ends of the driving motors are provided with gears engaged with the racks; the driving motor is used for driving the gear to rotate so as to drive the machine head to slide on the sliding rail, and the machine head is further provided with a main shaft. The multi-position simultaneous machining effect can be rapidly conducted on long workpieces at the same time, or the effect of machining a plurality of parts at the same time is achieved, the machining time of a single long workpiece is shortened, the production efficiency is improved, and the production cost is reduced, and a driving motor drives a gear to rotate so as to drive a machine head to move on a sliding rail; and the effect of flexibly controlling the machine head is achieved.

Description

Technical Field

[0001] The utility model belongs to the technical field of machine tools, and in particular relates to a double-head machine tool and a control system. Background Art

[0002] Since existing machine tools usually have a single head, when performing multi-position structural processing on a long workpiece, for example, when processing the positions of both ends of the workpiece, it is necessary to wait for the previous processing step to be completed before the next processing step can be performed, and the moving position is far, resulting in a long processing time for a single workpiece, seriously affecting production efficiency and posing a problem of high production costs. Utility Model Content

[0003] In order to overcome the deficiencies of the prior art, the utility model provides a dual-head machine tool and a control system to solve the problem in the prior art that the existing machine tools usually have a single head, resulting in a long processing time for a single workpiece, seriously affecting production efficiency and having high production costs.

[0004] One embodiment of the utility model provides a double-head machine tool, comprising:

[0005] body;

[0006] At least two auxiliary mechanisms, the two auxiliary mechanisms are sequentially arranged on the body along the moving direction, and a distance is arranged between the two auxiliary mechanisms; wherein the auxiliary mechanism comprises a slide rail and a rack, and the slide rail is arranged parallel to the rack;

[0007] At least two machine heads, the two machine heads are respectively slidably connected to the slide rails of the two auxiliary mechanisms, and the machine heads are provided with a driving motor, and the driving end of the driving motor is installed with a gear meshing with the rack; wherein the driving motor is used to drive the gear to rotate so as to drive the machine heads to slide on the slide rails, and the machine heads are also provided with a main shaft, and the main shaft is used to clamp the tool.

[0008] In one embodiment, each auxiliary mechanism has two slide rails, and the two slide rails are arranged in parallel.

[0009] In one embodiment, the rack is arranged between two slide rails, or the rack is arranged on one side of the slide rail.

[0010] In one embodiment, the nose also includes:

[0011] An X-axis sliding member is slidably connected to the slide rail, and the drive motor is mounted on the X-axis sliding member;

[0012] A Y-axis sliding member, slidably connected to the X-axis sliding member;

[0013] The Z-axis sliding member is slidably connected to the Y-axis sliding member; the main shaft is installed on the Z-axis sliding member.

[0014] In one of the embodiments, it also includes an accordion cover, wherein the number of the accordion covers is two, the two accordion covers are respectively arranged above the two auxiliary mechanisms, the two machine heads are arranged between the two accordion covers, and one end of the accordion cover is connected to one side of the adjacent machine head, and the other end of the accordion cover is connected to the fuselage.

[0015] In one of the embodiments, it further comprises a workbench, which is mounted on the machine body, and a plurality of fixtures are mounted on the workbench, the fixtures are used to clamp the workpiece, and the workbench is arranged below the spindles of the two machine heads.

[0016] In one embodiment, a symmetry line is provided between the two auxiliary mechanisms, and the distances from both ends of the workbench to the symmetry line are the same.

[0017] In one embodiment, a protective door is also included, and the protective door includes:

[0018] A front door is arranged in front of the workbench and the machine head, and the front door includes a plurality of sliding doors, and the sliding doors are slidably connected to the machine body;

[0019] Side doors are arranged on both sides of the workbench, and the side doors are provided with transparent visual windows, and the transparent visual windows are rotatably connected or slidably connected to the side doors;

[0020] A rear door is arranged behind the workbench and the machine head, and the rear door is connected to the machine body.

[0021] In one of the embodiments, the material collecting device is provided with a material collecting port, the machine body is provided with a material discharging port, the material discharging port is arranged below the workbench, and the material collecting port of the material collecting device is arranged below the material discharging port.

[0022] One of the embodiments of the utility model also provides a control system for controlling a dual-head machine tool as described in any one of the above items, including a control module arranged corresponding to the head, the control module including a first control submodule and a second control submodule, the first control submodule and the second control submodule are respectively responsible for controlling the drive motor and spindle operation of the head, including starting, stopping, forward and reverse rotation and speed control.

[0023] The dual-head machine tool and control system provided in the above embodiments have the following beneficial effects:

[0024] By arranging two machine heads on the machine body, and the two machine heads are connected to the machine body through the two auxiliary mechanisms arranged in sequence along the moving direction, it is possible to quickly perform multi-position simultaneous processing on a workpiece with a long length, or to perform processing on multiple parts at the same time, thereby reducing the processing time of a single long workpiece, improving production efficiency, and reducing production costs. At the same time, since the auxiliary mechanism includes a slide rail and a gear, the machine head is slidably connected to the slide rail, and the machine head is provided with a drive motor, and a gear meshing with a rack is installed at the drive end of the drive motor. The gear is driven to rotate by the drive motor, thereby driving the machine head to move on the slide rail, thereby achieving the effect of flexible control of the machine head. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] In order to more clearly illustrate the embodiments of the utility model or the technical solutions in the prior art, the drawings required for use in the embodiments or the description of the prior art will be briefly introduced below. Obviously, the drawings described below are only some embodiments of the utility model. For ordinary technicians in this field, other drawings can be obtained based on the structures shown in these drawings without paying creative work.

[0026] Figure 1 A schematic diagram of the structure of a double-head machine tool provided by an embodiment of the utility model;

[0027] Figure 2 for Figure 1 A top view of a twin-head machine tool;

[0028] Figure 3 for Figure 1 A schematic front view of a twin-head machine tool;

[0029] Figure 4 It is a structural schematic diagram of the machine head;

[0030] Figure 5 for Figure 4 A schematic diagram of the structure of the connection between the machine head and the auxiliary mechanism;

[0031] Figure 6 It is a schematic diagram of the structure of the connection between the X-axis sliding member and the driving motor;

[0032] Figure 7 It is a schematic diagram of the structure of the aggregate collecting device.

[0033] Figure numbers: 1. Machine body, 2. Auxiliary mechanism, 21. Slide rail, 22. Rack, 3. Machine head, 31. Driving motor, 311. Gear, 32. Spindle, 33. X-axis slide, 34. Y-axis slide, 35. Z-axis slide, 4. Accordion cover, 5. Workbench, 6. Protective door, 61. Front door, 62. Side door, 63. Rear door, 7. Material collecting device. DETAILED DESCRIPTION

[0034] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0035] It should be noted that if the embodiments of the present invention involve directional indications (such as up, down, left, right, front, back...), the directional indications are only used to explain the relative position relationship, movement status, etc. between the components in a certain specific posture. If the specific posture changes, the directional indications will also change accordingly.

[0036] In addition, if there are descriptions involving "first", "second", etc. in the embodiments of the utility model, the descriptions of "first", "second", etc. are only used for descriptive purposes and cannot be understood as indicating or implying their relative importance or implicitly indicating the number of technical features indicated. Therefore, the features limited to "first" and "second" may explicitly or implicitly include at least one of the features. In addition, if "and / or" or "and / or" appears in the full text, its meaning includes three parallel solutions. Taking "A and / or B" as an example, it includes solution A, solution B, or solutions that satisfy both A and B. In addition, the technical solutions between the various embodiments can be combined with each other, but it must be based on the ability of ordinary technicians in this field to implement. When the combination of technical solutions is contradictory or cannot be implemented, it should be deemed that such combination of technical solutions does not exist and is not within the scope of protection required by the utility model.

[0037] See also Figure 1-7 As shown, one embodiment of the utility model provides a double-head machine tool, comprising:

[0038] Body 1;

[0039] At least two auxiliary mechanisms 2, the two auxiliary mechanisms 2 are sequentially arranged on the body 1 along the moving direction, and a distance is arranged between the two auxiliary mechanisms 2; wherein the auxiliary mechanism 2 comprises a slide rail 21 and a rack 22, and the slide rail 21 is arranged parallel to the rack 22;

[0040] At least two machine heads 3, the two machine heads 3 are respectively slidably connected to the two slide rails 21 of the auxiliary mechanisms 2, and the machine head 3 is provided with a driving motor 31, and the driving end of the driving motor 31 is installed with a gear 311 meshing with the rack 22; wherein, the driving motor 31 is used to drive the gear 311 to rotate so as to drive the machine head 3 to slide on the slide rail 21, and the machine head 3 is also provided with a main shaft 32, and the main shaft 32 has a tool clamp, and the tool clamp is used to clamp the tool.

[0041] In this embodiment, by arranging two machine heads 3 on the machine body 1, and the two machine heads 3 are connected to the machine body 1 respectively through the two auxiliary mechanisms 2 arranged in sequence along the moving direction, it is possible to quickly perform multi-position simultaneous processing on a workpiece with a long length, or to perform processing on multiple parts at the same time, thereby reducing the processing time of a single long workpiece, improving production efficiency, and reducing production costs. At the same time, since the auxiliary mechanism 2 includes a slide rail 21 and a gear 311, the machine head 3 is slidably connected to the slide rail 21, and the machine head 3 is provided with a driving motor 31, and the driving end of the driving motor 31 is installed with a gear 311 meshing with the rack 22. The gear 311 is driven to rotate by the driving motor 31, thereby driving the machine head 3 to quickly move to the processing position on the slide rail 21, thereby improving processing efficiency and achieving a flexible control effect on the machine head 3.

[0042] See also Figure 5 As shown, in one embodiment, each auxiliary mechanism 2 has two slide rails 21 , and the two slide rails 21 are arranged in parallel.

[0043] In this embodiment, since the number of the slide rails 21 of each auxiliary mechanism 2 is two or more, and two adjacent slide rails 21 are arranged in parallel, the movement stability of the machine head 3 is improved.

[0044] See also Figure 5 As shown, in one embodiment, the rack 22 is disposed between two slide rails 21 , or the rack 22 is disposed on one side of the slide rail 21 .

[0045] In this embodiment, by arranging the rack 22 between the two slide rails 21, or arranging the rack 22 on one side of the slide rail 21, the connection stability between the machine head 3 and the auxiliary mechanism 2 can be enhanced, thereby ensuring the motion stability of the processing work.

[0046] See also Figure 5 As shown, in one embodiment, the head 3 also includes:

[0047] An X-axis sliding member 33 is slidably connected to the slide rail 21, and the driving motor 31 is mounted on the X-axis sliding member 33;

[0048] A Y-axis sliding member 34, slidably connected to the X-axis sliding member 33;

[0049] The Z-axis sliding member 35 is slidably connected to the Y-axis sliding member 34 ; the spindle 32 is mounted on the Z-axis sliding member 35 .

[0050] In this embodiment, since the head 3 also includes an X-axis slide 33, a Y-axis slide 34 and a Z-axis slide 35, the X-axis slide 33 is slidably connected to the slide rail 21, and the drive motor 31 is installed on the X-axis slide 33 to drive the head 3 to move on the slide rail 21, the Y-axis slide 34 is slidably connected to the X-axis slide 33, the Z-axis slide 35 is slidably connected to the Y-axis slide 34, and the spindle 32 is installed on the Z-axis slide 35, thereby realizing a multi-stage movement effect of the spindle 32 and improving the processing flexibility and accuracy of the tool.

[0051] Specifically, the X-axis sliding member 33 is provided with a slider connected to the slide rail 21, so as to achieve a sliding connection with the slide rail 21, and a sliding mechanism is provided between the Y-axis sliding member 34 and the X-axis sliding member 33, and between the Z-axis sliding member 35 and the Y-axis sliding member 34, so as to achieve a sliding connection between the Y-axis sliding member 34 and the X-axis sliding member 33, and a sliding connection between the Z-axis sliding member 35 and the Y-axis sliding member 34.

[0052] The sliding mechanism includes a slide rail 21 and a slider slidably connected to the slide rail 21 .

[0053] As needed, the sliding mechanism between the Y-axis sliding member 34 and the X-axis sliding member 33 can be achieved by installing the slide rail 21 on the Y-axis sliding member 34 and the slider correspondingly installed on the X-axis sliding member 33, thereby realizing a sliding connection between the Y-axis sliding member 34 and the X-axis sliding member 33; or, the slide rail 21 is installed on the X-axis sliding member 33 and the slider is correspondingly installed on the Y-axis sliding member 34.

[0054] As needed, the sliding mechanism between the Z-axis slide 35 and the Y-axis slide 34 can be achieved by installing the slide rail 21 on the Y-axis slide 34, and the slider is correspondingly installed on the Z-axis slide 35, so as to realize the sliding connection between the Y-axis slide 34 and the Z-axis slide 35; or, the slide rail 21 is installed on the Z-axis slide 35, and the slider is correspondingly installed on the Y-axis slide 34.

[0055] In one of the embodiments, the sliding mechanism further includes a motor and a transmission nut, wherein a screw is installed at the driving end of the motor, and the screw is threadedly connected to the transmission nut.

[0056] As needed, the sliding mechanism between the Y-axis sliding member 34 and the X-axis sliding member 33 can be achieved by installing a motor on the Y-axis sliding member 34 and a transmission nut on the X-axis sliding member 33, so that the Y-axis sliding member 34 is driven by the motor to slide and connect with the X-axis sliding member 33; or, the motor is installed on the X-axis sliding member 33 and the transmission nut is installed on the Y-axis sliding member 34.

[0057] As needed, the sliding mechanism between the Z-axis sliding member 35 and the Y-axis sliding member 34 can be achieved by installing a motor on the Y-axis sliding member 34 and a transmission nut on the Z-axis sliding member 35, thereby driving the Y-axis sliding member 34 and the Z-axis sliding member 35 to be slidably connected through the motor; or, the motor is installed on the Z-axis sliding member 35 and the transmission nut is installed on the Y-axis sliding member 34.

[0058] See also Figure 1-2 As shown, in one of the embodiments, it also includes an accordion cover 4, the number of which is two, the two accordion covers 4 are respectively arranged above the two auxiliary mechanisms 2, the two machine heads 3 are arranged between the two accordion covers 4, and one end of the accordion cover 4 is connected to one side of the adjacent machine head 3, and the other end of the accordion cover 4 is connected to the fuselage 1.

[0059] In this embodiment, the bellows cover 4 is provided to prevent dust and protect the auxiliary mechanism 2, thereby ensuring the working stability and preventing iron filings from falling onto the slide rail 21 or the gear 311 and affecting the transmission effect.

[0060] See also Figure 1-2 As shown, in one of the embodiments, it also includes a workbench 5, which is installed on the fuselage 1. A plurality of fixtures are installed on the workbench 5, and the fixtures are used to clamp the workpiece. The workbench 5 is arranged below the spindles 32 of the two machine heads 3.

[0061] In this embodiment, a workbench 5 is installed on the body 1, and a plurality of fixtures are installed on the workbench 5, so that the workpiece can be clamped and fixed to ensure the stability of the processing.

[0062] In one embodiment, a symmetry line is provided between the two auxiliary mechanisms 2 , and the distances from both ends of the workbench 5 to the symmetry line are the same.

[0063] In this embodiment, since the distances from both ends of the workbench 5 to the symmetry line are the same, it is ensured that the two machine heads 3 can stably process the workpiece on the workbench 5 .

[0064] See also Figure 1-3 As shown, in one embodiment, a protective door 6 is also included, and the protective door 6 includes:

[0065] A front door 61 is arranged in front of the workbench 5 and the machine head 3, and the front door 61 includes a plurality of sliding doors, and the sliding doors are slidably connected to the machine body 1;

[0066] Side doors 62 are arranged on both sides of the workbench 5. The side doors 62 are provided with transparent visual windows, and the transparent visual windows are rotatably connected or slidably connected to the side doors 62.

[0067] The rear door 63 is arranged behind the workbench 5 and the machine head 3 , and the rear door 63 is connected to the machine body 1 .

[0068] In this embodiment, a front door 61 is provided in front of the workbench 5 and the machine head 3, side doors 62 are provided on both sides of the workbench 5, and the machine head 3 is provided behind the workbench 5 and the machine head 3, so that the machine head 3 and the workbench 5 are surrounded by the front door 61, the side door 62 and the rear door 63, so as to prevent iron filings and coolant from flying out from the front, rear and both sides of the workbench 5 during processing. The front door 61 includes a plurality of sliding doors to achieve fast door opening and closing, improve user comfort and work efficiency. A transparent visual window is provided on the side door 62 to observe the processing status, and the transparent visual window is rotatably or slidably connected to the side door 62, so that a long workpiece can be conveniently transported onto the workbench 5 of the machine tool through the transparent visual window of the side door 62, or after the processing is completed, the long workpiece can be transported away from the workbench 5 through the transparent visual window of the side door 62, thereby improving the processing flexibility.

[0069] As required, the front door 61 may also be provided with a transparent viewing window to facilitate observation of the processing status.

[0070] See also Figure 1-3 As shown in Figure 7, in one embodiment, the material collecting device 7 is provided with a material collecting port 71, the fuselage 1 is provided with a material discharging port, the material discharging port is arranged below the workbench 5, and the material collecting port 71 of the material collecting device 7 is arranged below the material discharging port.

[0071] In this embodiment, the material collecting port 71 of the material collecting device 7 is arranged below the material discharging port, thereby realizing unified collection of waste materials generated by machine tool processing.

[0072] As needed, the collecting device 7 is also provided with a water pump, and the water pump is connected to a coolant circulation pipe. The other end of the coolant circulation pipe is arranged close to the spindle 32 and is arranged toward the machining tool connected to the spindle 32. By setting the coolant circulation pipe, the coolant collected in the collecting device 7 can be recycled, saving resources and reducing production costs.

[0073] One of the embodiments of the utility model also provides a control system for controlling a dual-head machine tool as described in any one of the above items, including a control module arranged corresponding to the head 3, the control module including a first control submodule and a second control submodule, the first control submodule and the second control submodule are respectively responsible for controlling the operation of the drive motor 31 and the spindle 32 of the head 3, including starting, stopping, forward and reverse rotation and speed control.

[0074] The Z-axis slide 35 is equipped with a rotary motor, which is in transmission connection with the spindle 32 to drive the spindle to rotate, thereby realizing cutting processing on the workpiece.

[0075] In this embodiment, by electrically connecting the first control module and the second control module to the drive motor 31 and the rotating motor respectively, precise control of the processing of the workpiece is achieved, thereby improving the accuracy of the processing operation.

[0076] The above description is only a preferred embodiment of the utility model, and does not limit the patent scope of the utility model. All equivalent structural changes made by using the contents of the utility model specification and drawings under the utility model concept, or directly / indirectly used in other related technical fields are included in the patent protection scope of the utility model.

Claims

1. A double-head machine tool, characterized in that: include: body; At least two auxiliary mechanisms, the two auxiliary mechanisms are sequentially arranged on the body along the moving direction, and a distance is arranged between the two auxiliary mechanisms; wherein the auxiliary mechanism comprises a slide rail and a rack, and the slide rail is arranged parallel to the rack; At least two machine heads, the two machine heads are respectively slidably connected to the slide rails of the two auxiliary mechanisms, and the machine heads are provided with a driving motor, and the driving end of the driving motor is installed with a gear meshing with the rack; wherein the driving motor is used to drive the gear to rotate so as to drive the machine heads to slide on the slide rails, and the machine heads are also provided with a main shaft, and the main shaft is used to clamp the tool.

2. A twin-head machine tool as claimed in claim 1, characterized in that: Each auxiliary mechanism has two slide rails, and the two slide rails are arranged in parallel.

3. A twin-head machine tool as claimed in claim 2, characterized in that: The rack is arranged between two slide rails, or the rack is arranged on one side of the slide rail.

4. A twin-head machine tool as claimed in claim 1, characterized in that: The head also includes: An X-axis sliding member is slidably connected to the slide rail, and the drive motor is mounted on the X-axis sliding member; A Y-axis sliding member, slidably connected to the X-axis sliding member; The Z-axis sliding member is slidably connected to the Y-axis sliding member; the main shaft is installed on the Z-axis sliding member.

5. A twin-head machine tool as claimed in claim 1, characterized in that: It also includes two accordion covers, the two accordion covers are respectively arranged above the two auxiliary mechanisms, the two machine heads are arranged between the two accordion covers, and one end of the accordion cover is connected to one side of the adjacent machine head, and the other end of the accordion cover is connected to the fuselage.

6. A twin-head machine tool as claimed in claim 1, characterized in that: It also includes a workbench, which is installed on the machine body. A plurality of fixtures are installed on the workbench, and the fixtures are used to clamp the workpiece. The workbench is arranged below the spindles of the two machine heads.

7. A twin-head machine tool as claimed in claim 6, characterized in that: A symmetry line is arranged between the two auxiliary mechanisms, and the distances from both ends of the workbench to the symmetry line are the same.

8. A twin-head machine tool as claimed in claim 6, characterized in that: Also included is a protective door, the protective door comprising: A front door is arranged in front of the workbench and the machine head, and the front door includes a plurality of sliding doors, and the sliding doors are slidably connected to the machine body; Side doors are arranged on both sides of the workbench, and the side doors are provided with transparent visual windows, and the transparent visual windows are rotatably connected or slidably connected to the side doors; A rear door is arranged behind the workbench and the machine head, and the rear door is connected to the machine body.

9. A twin-head machine tool as claimed in claim 6, characterized in that: It also includes a material collecting device, which is provided with a material collecting port, and the machine body is provided with a material discharging port, which is arranged below the workbench, and the material collecting port of the material collecting device is arranged below the material discharging port.

10. A control system for controlling a twin-head machine tool according to any one of claims 1 to 9, characterized in that: It includes a control module corresponding to the machine head, and the control module includes a first control submodule and a second control submodule. The first control submodule and the second control submodule are respectively responsible for controlling the driving motor and spindle operation of the machine head, including starting, stopping, forward and reverse rotation and speed control.

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