WO2019178997A1 - 立式加工中心的主轴的定位检测装置 - Google Patents

立式加工中心的主轴的定位检测装置 Download PDF

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Publication number
WO2019178997A1
WO2019178997A1 PCT/CN2018/098308 CN2018098308W WO2019178997A1 WO 2019178997 A1 WO2019178997 A1 WO 2019178997A1 CN 2018098308 W CN2018098308 W CN 2018098308W WO 2019178997 A1 WO2019178997 A1 WO 2019178997A1
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WO
WIPO (PCT)
Prior art keywords
spindle
machining center
vertical machining
proximity switch
point
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PCT/CN2018/098308
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English (en)
French (fr)
Inventor
夏军
罗育银
叶李生
乐绪会
Original Assignee
深圳市创世纪机械有限公司
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Application filed by 深圳市创世纪机械有限公司 filed Critical 深圳市创世纪机械有限公司
Publication of WO2019178997A1 publication Critical patent/WO2019178997A1/zh

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Classifications

    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/22—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring existing or desired position of tool or work
    • B23Q17/2208—Detection or prevention of collisions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/22—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring existing or desired position of tool or work
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q17/00—Arrangements for observing, indicating or measuring on machine tools
    • B23Q17/10—Arrangements for observing, indicating or measuring on machine tools for indicating or measuring cutting speed or number of revolutions
    • B—PERFORMING OPERATIONS; TRANSPORTING
    • B23—MACHINE TOOLS; METAL-WORKING NOT OTHERWISE PROVIDED FOR
    • B23Q—DETAILS, COMPONENTS, OR ACCESSORIES FOR MACHINE TOOLS, e.g. ARRANGEMENTS FOR COPYING OR CONTROLLING; MACHINE TOOLS IN GENERAL CHARACTERISED BY THE CONSTRUCTION OF PARTICULAR DETAILS OR COMPONENTS; COMBINATIONS OR ASSOCIATIONS OF METAL-WORKING MACHINES, NOT DIRECTED TO A PARTICULAR RESULT
    • B23Q3/00—Devices holding, supporting, or positioning work or tools, of a kind normally removable from the machine
    • B23Q3/155—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling
    • B23Q3/157—Arrangements for automatic insertion or removal of tools, e.g. combined with manual handling of rotary tools

Definitions

  • the present application relates to the field of machining technology, and in particular to a positioning detection device for a spindle of a vertical machining center.
  • the machining center is a versatile, highly automated CNC machine with automatic tool changer and tool magazine.
  • the machining center with the spindle axis and the table perpendicularly is the vertical machining center.
  • the vertical machining center can perform milling, boring, drilling and tapping on the workpiece.
  • the vertical machining center spindle has the function of spindle orientation, which mainly means that the spindle needs to be stopped at a specific position when clamping the workpiece, automatic tool change, etc. If the spindle positioning is not accurate, the tool magazine and the spindle may collide and be damaged. The magazine and the spindle head, which requires the position of the spindle to be detected.
  • the detection of the spindle position of the existing machining center generally uses external spindle detection, which is mainly an external encoder.
  • external spindle detection which is mainly an external encoder.
  • the cost of the encoder is relatively high, which is not conducive to cost control.
  • the main object of the present application is to provide a positioning detecting device for a spindle of a vertical machining center, which aims to realize the detection of the spindle position at low cost.
  • the present application provides a positioning detection device for a spindle of a vertical machining center, including a first detection point, and a first proximity switch disposed opposite to the first detection point; The spindle rotates together; the first proximity switch is configured to detect whether the first detection point is at a preset position when the vertical machining center receives the tool change command.
  • the first detection point is a boss or a recess.
  • the positioning detecting device of the spindle of the vertical machining center further includes a first alarm device; the first alarm device is electrically connected to the first proximity switch, and is received at the vertical machining center.
  • the first alarm device is a relay module.
  • the positioning detecting device of the spindle of the vertical machining center further includes a second detecting point, and a second proximity switch disposed opposite to the second detecting point; the second detecting point follows the spindle Rotating together; the second proximity switch is configured to detect whether the second detection point is located at a preset position when the vertical machining center receives a machining instruction; the second proximity switch is further used for the vertical position When the machining center executes the machining command, the number of rotations of the spindle is detected.
  • the second detection point is a boss or a recess.
  • the spindle positioning detecting device of the vertical machining center further includes a second alarm device; the second alarm device is electrically connected to the second proximity switch, and is configured to receive the processing at the vertical machining center. Commanding, but the second proximity switch detects that the second detection point is not at the preset position, and issues an alarm prompt; the second alarm device is further used by the vertical machining center to execute the machining instruction However, when the second proximity switch detects that the number of rotations of the spindle does not match the preset number of rotations, an alarm prompt is issued.
  • the second alarm device is a FANUC driver.
  • the spindle structure of the vertical machining center includes a driving motor, a first pulley mounted on the output shaft of the driving motor, a main shaft, a second pulley mounted at one end of the spindle, and a sleeve disposed on the first pulley a belt pulley and a conveyor belt of the second pulley; the second pulley further extends outwardly from the induction wheel in a direction of the main shaft, the first detection point being a boss provided on the induction wheel, The second detection point is a depression provided on the induction wheel.
  • the technical solution of the present application realizes the spindle position detection during the vertical machining center tool changing operation by the first proximity switch and the first detection point, thereby effectively avoiding the situation that the spindle collides with the tool magazine, thereby effectively ensuring the tool change.
  • the smoothness and accuracy of the solution; and the technical solution of the present application is simple in structure and low in cost.
  • FIG. 1 is a schematic structural view of an embodiment of a positioning detecting device for a spindle of a vertical machining center of the present application
  • FIG. 2 is a schematic perspective view showing an embodiment of a positioning detecting device for a spindle of a vertical machining center of the present application.
  • the present application proposes a positioning detecting device for a spindle of a vertical machining center.
  • FIG. 1 is a schematic structural view of an embodiment of a positioning detecting device for a spindle of a vertical machining center of the present application
  • FIG. 2 is an embodiment of a positioning detecting device for a spindle of a vertical machining center according to an embodiment of the present invention
  • Schematic diagram of three-dimensional structure
  • the spindle structure of the vertical machining center includes a driving motor 100, a first pulley 200 mounted on the output shaft 120 of the driving motor 100, a spindle 300, and a second end mounted on one end of the spindle 300.
  • the output shaft 120 of the driving motor 100 rotates to drive the first pulley 200 to rotate; the first pulley 200 drives the conveyor belt 500 to rotate, thereby driving the second pulley 400 to rotate;
  • the second pulley 400 is rotated to drive the rotation of the spindle 300.
  • the position of the tool magazine (not shown) of the vertical machining center is fixed, and the placement angle of the tool in the tool magazine is fixed, when the tool change is performed, the positioning of the spindle 300 and the tool magazine is required to be accurate, and the replacement can be guaranteed.
  • the smoothness and safety of the knife effectively prevent the spindle 300 from colliding with the tool magazine.
  • the present application proposes a positioning detection device (not labeled) of a spindle of a vertical machining center, which includes a first detection point 620 and a first setting opposite to the first detection point 620.
  • a proximity switch (not shown). among them,
  • the first detection point 620 is disposed on the second pulley 400, which rotates together with the main shaft 300.
  • the first detecting point 620 may be a boss or a recess provided on the second pulley 400.
  • the first detecting point 620 is disposed on the sensing wheel. The boss on the top.
  • the first proximity switch is fixedly mounted to the position corresponding to the first detection point 620 by the first bracket 640, and is always in a stationary state with respect to the main shaft 300 for detecting the position of the first detection point 620. Specifically, when the vertical machining center receives the tool change command, the first proximity switch detects whether the first detection point 620 is located at a preset position (the preset position is preferably the first position Proximity of the proximity switch); if yes, agree to perform a tool change operation, the vertical machining center points to the tool change command; if not, the tool change operation is not performed, the vertical machining center does not execute The tool change command.
  • the preset position is preferably the first position Proximity of the proximity switch
  • the position detection of the spindle 300 during the vertical tool center tool changing operation is realized by the first proximity switch and the first detecting point 620, thereby effectively preventing the situation that the spindle 300 collides with the tool magazine, thereby effectively The smoothness and accuracy of the tool change are ensured; and the technical solution of the embodiment has a simple structure and a low cost.
  • the positioning detecting device of the spindle of the vertical machining center of the present application further includes a first alarm device (not shown); the first alarm device is electrically connected to the first proximity switch for The machining center receives the tool change command, but the first proximity switch detects that the first detection point 620 is not at the preset position, and issues an alarm prompt.
  • the first alarm device is a relay module. An input end of the relay module is electrically connected to the first proximity switch.
  • the first proximity switch detects whether the first detection point 620 is at a preset position, if the first detection point 620 is at a preset Position, the vertical machining center executes the tool change command to implement a tool change; and if the first detection point 620 is not at the preset position, the first alarm device issues an alarm prompt to remind The positioning of the spindle 300 by the user is inaccurate, and after receiving the alarm prompt, the user can repair the structure of the spindle 300 of the vertical machining center according to the alarm prompt (for example, repairing the belt, the gear box, etc.).
  • the first alarm device is provided to remind the user that the positioning of the spindle 300 is inaccurate, so that the user can immediately perform maintenance on the vertical machining center.
  • the number of rotations of the spindle 300 and the number of rotations of the output shaft 120 of the drive motor 100 are not matched due to the abnormality of the connection mechanism of the spindle 300, and the workpiece cannot be efficiently processed.
  • the positioning detecting device of the main shaft of the vertical machining center of the present application further includes a second detecting point 660, and a second setting opposite to the second detecting point 660. Two proximity switches. among them,
  • the second position detection is provided on the second pulley 400, which rotates with the spindle 300.
  • the second detecting point 660 may be a boss or a recess provided on the second pulley 400.
  • the second detecting point 660 is disposed on the sensing wheel. The upper boss, and the second detection point 660 is different in height or shape from the first detection point 620 to avoid detection signal confusion.
  • the second proximity switch (not shown) is fixedly mounted to the position corresponding to the second detection point 660 by the second bracket 680, and is kept stationary with respect to the main shaft 300 for detecting the second detection. Point 660 position, and the number of rotations of the spindle 300. Specifically, when the vertical machining center receives the machining instruction, the second proximity switch detects whether the second detection point 660 is at a preset position (the preset position is close to the second position) The position where the switch is facing), and if so, the vertical machining center executes the machining command.
  • the second proximity switch passes the preset position by detecting the second detection point 660
  • the number of rotations of the spindle 300 is detected, and the number of rotations of the spindle 300 is matched with the number of rotations of the output shaft 120 of the drive motor 100. If the two match, the rotation of the spindle 300 is normal.
  • the vertical machining center continues to execute the machining command; if the two do not match, the rotation of the spindle 300 is abnormal, and the vertical machining center stops working.
  • the position of the spindle 300 and the number of rotations during the vertical machining center machining operation are detected by the second proximity switch and the second detection point 660, and the abnormality of the position or the number of rotations of the spindle 300 is effectively realized. .
  • the positioning detecting device of the spindle of the vertical machining center of the present application further includes a second alarm device (not shown); the second alarm device is electrically connected to the second proximity switch for The machining center receives the machining instruction, but the second proximity switch detects that the second detection point 660 is not at the preset position, and issues an alarm prompt; the second alarm device is also used for the vertical machining The center executes the machining command, but the second proximity switch detects that the number of rotations of the spindle 300 does not match the preset number of rotations, and issues an alarm prompt.
  • the second alarm device is a FANUC driver.
  • the JYA3 interface of the FANUC driver is electrically coupled to the second proximity switch.
  • the second proximity switch detects whether the position of the second detection point 660 is at a preset position, and if so, the vertical machining center executes The processing instruction processes the workpiece; if not, the second alarm device issues an alarm prompt to remind the user to perform maintenance on the vertical machining center.
  • the second proximity switch monitors the number of rotations of the spindle 300 in real time, and rotates the number of rotations of the spindle 300 and the number of rotations of the output shaft 120 of the driving motor 100. Matching; if the two match, the vertical machining center continues to point to the machining instruction; and when the two do not match, the second alarm device issues an alarm prompt to remind the user of the vertical The machining center is inspected.
  • the second alarm device is provided to remind the user that the position of the spindle 300 is inaccurate, or the number of rotations is abnormal, so that the user can time the structure of the spindle 300 of the vertical machining center for maintenance.

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  • Mechanical Engineering (AREA)
  • Numerical Control (AREA)
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Abstract

本申请公开一种立式加工中心的主轴的定位检测装置，包括第一检测点，以及与所述第一检测点相对设置的第一接近开关；所述第一检测点随着所述主轴一起转动；所述第一接近开关用于在所述立式加工中心接收到换刀指令时，检测所述第一检测点是否位于预设的位置。本申请的技术方案，通过第一接近开关与第一检测点实现了立式加工中心换刀操作时的主轴位置检测，有效避免了主轴与刀库相撞的状况发生，进而有效保证了换刀的顺畅性与准确性；且本申请的技术方案结构简单，成本较低。

Description

立式加工中心的主轴的定位检测装置 技术领域
本申请涉及机械加工技术领域，特别涉及一种立式加工中心的主轴的定位检测装置。
 背景技术
加工中心是指带有自动换刀装置和刀库的一种多功能的高度自动化数控机床。而主轴轴线与工作台垂直设置的加工中心即是立式加工中心，立式加工中心能对工件进行铣、镗削、钻削、攻螺纹等工序。立式加工中心主轴有着主轴定向的功能，主要是指装夹工件、自动换刀等等时候需要主轴停在一个特定的位置，如果主轴定位不准确，可能会导致刀库和主轴相撞而损坏刀库和主轴头，这就需要对主轴的位置进行检测。
现有的加工中心主轴位置的检测一般使用主轴外部检测，主要为外置编码器，然而编码器成本比较高，不利于实现成本控制。
 技术问题
本申请的主要目的是提供一种立式加工中心的主轴的定位检测装置，旨在低成本实现主轴位置的检测。
 技术解决方案
为实现上述目的，本申请提出一种立式加工中心的主轴的定位检测装置，包括第一检测点，以及与所述第一检测点相对设置的第一接近开关；所述第一检测点随着所述主轴一起转动；所述第一接近开关用于在所述立式加工中心接收到换刀指令时，检测所述第一检测点是否位于预设的位置。
可选的，所述第一检测点为凸台或凹陷。
可选的，所述立式加工中心的主轴的定位检测装置还包括第一报警装置；所述第一报警装置与所述第一接近开关电连接，用于在所述立式加工中心接收到换刀指令，但所述第一接近开关检测到所述第一检测点未位于预设位置时，发出报警提示。
可选的，所述第一报警装置为继电器模组。
可选的，所述立式加工中心的主轴的定位检测装置还包括第二检测点，以及与所述第二检测点相对设置的第二接近开关；所述第二检测点随着所述主轴一起转动；所述第二接近开关用于所述立式加工中心接收到加工指令时，检测所述第二检测点是否位于预设的位置；所述第二接近开关还用于所述立式加工中心执行所述加工指令时，检测所述主轴的转动次数。
可选的，所述第二检测点为凸台或凹陷。
可选的，所述立式加工中心的主轴定位检测装置还包括第二报警装置；所述第二报警装置与所述第二接近开关电连接，用于在所述立式加工中心接收到加工指令，但所述第二接近开关检测到所述第二检测点未位于预设的位置时，发出报警提示；所述第二报警装置还用于所述立式加工中心的执行所述加工指令，但所述第二接近开关检测到所述主轴的转动次数与预设的转动次数不符时，发出报警提示。
可选的，所述第二报警装置为发那科驱动器。
可选的，所述立式加工中心的主轴结构包括驱动电机、安装于所述驱动电机输出轴上的第一皮带轮、主轴、安装于所述主轴一端的第二皮带轮以及套设于所述第一皮带轮与所述第二皮带轮的传送带；所述第二皮带轮还沿着所述主轴的方向向外延伸出感应轮，所述第一检测点为设于所述感应轮上的凸台，所述第二检测点为设于所述感应轮上的凹陷。
 有益效果
本申请的技术方案，通过第一接近开关与第一检测点实现了立式加工中心换刀操作时的主轴位置检测，有效避免了主轴与刀库相撞的状况发生，进而有效保证了换刀的顺畅性与准确性；且本申请的技术方案结构简单，成本较低。
 附图说明
为了更清楚地说明本申请实施例或现有技术中的技术方案，下面将对实施例或现有技术描述中所需要使用的附图作简单地介绍，显而易见地，下面描述中的附图仅仅是本申请的一些实施例，对于本领域普通技术人员来讲，在不付出创造性劳动的前提下，还可以根据这些附图示出的结构获得其他的附图。
图1为本申请立式加工中心的主轴的定位检测装置一实施例的结构示意图；
图2为本申请立式加工中心的主轴的定位检测装置一实施例的立体结构示意图。
本申请目的的实现、功能特点及优点将结合实施例，参照附图做进一步说明。
本申请的实施方式
下面将结合本申请实施例中的附图，对本申请实施例中的技术方案进行清楚、完整地描述，显然，所描述的实施例仅仅是本申请的一部分实施例，而不是全部的实施例。基于本申请中的实施例，本领域普通技术人员在没有作出创造性劳动前提下所获得的所有其他实施例，都属于本申请保护的范围。
本申请提出一种立式加工中心的主轴的定位检测装置。
如图1及图2所示，图1为本申请立式加工中心的主轴的定位检测装置一实施例的结构示意图；图2为本申请立式加工中心的主轴的定位检测装置一实施例的立体结构示意图。
在本实施例中，所述立式加工中心的主轴结构包括驱动电机100、安装于所述驱动电机100输出轴120上的第一皮带轮200、主轴300、安装于所述主轴300一端的第二皮带轮400，以及套设于所述第一皮带轮200与所述第二皮带轮400的传送带500。所述驱动电机100的输出轴120转动，带动所述第一皮带轮200转动；所述第一皮带轮200带动所述传送带500转动，进而带动所述第二皮带轮400转动；所述主轴300随着所述第二皮带轮400转动，进而实现对所述主轴300转动的驱动。
由于所述立式加工中心的刀库（未图示）的位置固定，且刀库内的刀具的摆放角度固定，所以在换刀时，需要主轴300与刀库的定位准确，才能保证换刀的顺畅性与安全性，有效防止主轴300与刀库相撞的状况发生。
为了保证主轴300定位的准确性，本申请提出一种立式加工中心的主轴的定位检测装置（未标示），其包括第一检测点620，以及与所述第一检测点620相对设置的第一接近开关（未图示）。其中，
所述第一检测点620设于所述第二皮带轮400上，其随着所述主轴300一起转动。具体的，所述第一检测点620可以为设于所述第二皮带轮400上的凸台或凹陷，优选的，在本实施例中，所述第一检测点620为设于所述感应轮上的凸台。
所述第一接近开关通过第一支架640固定安装于对应所述第一检测点620的位置，其相对于所述主轴300一直保持静止状态，用于检测所述第一检测点620的位置。具体的，当所述立式加工中心接收到换刀指令时，所述第一接近开关检测所述第一检测点620是否位于预设的位置（所述预设位置优选为与所述第一接近开关正对的位置）；如果是，则同意执行换刀操作，所述立式加工中心指向所述换刀指令；如果否，则不同意执行换刀操作，所述立式加工中心不执行所述换刀指令。
本实施例的技术方案，通过第一接近开关与第一检测点620实现了立式加工中心换刀操作时的主轴300位置检测，有效避免了主轴300与刀库相撞的状况发生，进而有效保证了换刀的顺畅性与准确性；且本实施例的技术方案结构简单，成本较低。
进一步的，本申请的立式加工中心的主轴的定位检测装置还包括第一报警装置（未图示）；所述第一报警装置与所述第一接近开关电连接，用于在所述立式加工中心接收到换刀指令，但所述第一接近开关检测到所述第一检测点620未位于预设位置时，发出报警提示。在本实施例中，所述第一报警装置为继电器模组。所述继电器模组的输入端与所述第一接近开关电连接。
具体的，当所述立式加工中心接收到换刀指令时，所述第一接近开关检测所述第一检测点620的是否位于预设的位置，如果所述第一检测点620位于预设的位置，则所述立式加工中心执行所述换刀指令，实现换刀；而如果所述第一检测点620不位于预设的位置，则所述第一报警装置发出报警提示，以提醒用户所述主轴300的定位不准确，用户在接收到报警提示后，可以根据所述报警提示对所述立式加工中心的主轴300结构进行检修（比如，对皮带、齿轮箱等进行检修）。
本实施例的技术方案，通过设置第一报警装置提醒用户主轴300的定位不准确，以使得用户能够即时对所述立式加工中心进行检修。
进一步的，立式加工中心的执行加工指令时，由于主轴300连接机构的异常，会导致主轴300的转动次数与驱动电机100的输出轴120的转动次数不适配，进而导致工件不能有效加工。
为了避免该种状况发生，如图1及图2所示，本申请的立式加工中心的主轴的定位检测装置还包括第二检测点660，以及与所述第二检测点660相对设置的第二接近开关。其中，
所述第二位检测设于所述第二皮带轮400，其随着所述主轴300一起转动。具体的，所述第二检测点660可以为设于所述第二皮带轮400上的凸台或凹陷，优选的，在本实施例中，所述第二检测点660为设于所述感应轮上的凸台，且所述第二检测点660与所述第一检测点620的高度不同，或形状不同，以避免检测信号混淆。
所述第二接近开关（未图示）通过第二支架680固定安装于对应所述第二检测点660的位置，其相对于所述主轴300一直保持静止状态，用于检测所述第二检测点660位置，以及所述主轴300的转动次数。具体的，当所述立式加工中心接收到加工指令时，所述第二接近开关检测所述第二检测点660是否位于预设的位置（所述预设的位置为与所述第二接近开关正对的位置），如果是，则所述立式加工中心执行所述加工指令。当所述立式加工中心执行所述加工指令时（也即，主轴300通过刀具对工件进行加工时），所述第二接近开关通过检测所述第二检测点660经过所述预设的位置的次数检测所述主轴300的转动次数，并将所述主轴300的转动次数与驱动电机100的输出轴120的转动次数相匹配，如果两者匹配，则说明所述主轴300的转动正常，所述立式加工中心继续执行所述加工指令；而如果两者不匹配，则说明所述主轴300的转动异常，这时，所述立式加工中心停止工作。
本实施例的技术方案，通过第二接近开关与第二检测点660实现了立式加工中心加工操作时的主轴300位置与转动次数的检测，有效实现了对主轴300位置或转动次数异常的检测。
进一步的，本申请的立式加工中心的主轴的定位检测装置还包括第二报警装置（未图示）；所述第二报警装置与所述第二接近开关电连接，用于在所述立式加工中心接收到加工指令，但所述第二接近开关检测到所述第二检测点660未位于预设的位置时，发出报警提示；所述第二报警装置还用于所述立式加工中心的执行所述加工指令，但所述第二接近开关检测到所述主轴300的转动次数与预设的转动次数不符时，发出报警提示。在本实施例中，所述第二报警装置为发那科驱动器。所述发那科驱动器的JYA3接口与所述第二接近开关电连接。
具体的，当所述立式加工中心接收到加工指令时，所述第二接近开关检测所述第二检测点660的位置是否位于预设的位置，如果是，则所述立式加工中心执行所述加工指令，对工件进行加工；如果否，则所述第二报警装置发出报警提示，以提醒用户对所述立式加工中心进行检修。当所述立式加工中心执行所述加工指令时，所述第二接近开关实时监测所述主轴300的转动次数，并将所述主轴300的转动次数与驱动电机100的输出轴120的转动次数进行匹配；如果两者相匹配，则所述立式加工中心继续指向所述加工指令；而当两者不匹配时，则所述第二报警装置发出报警提示，以提醒用户对所述立式加工中心进行检修。
本实施例的技术方案，通过设置第二报警装置提醒用户主轴300位置不准确，或转动次数异常，以使得用户能够计时对立式加工中心的主轴300结构进行检修。
以上所述仅为本申请的优选实施例，并非因此限制本申请的专利范围，凡是在本申请的申请构思下，利用本申请说明书及附图内容所作的等效结构变换，或直接/间接运用在其他相关的技术领域均包括在本申请的专利保护范围内。

Claims (10)

  1. 一种立式加工中心的主轴的定位检测装置，其特征在于，包括第一检测点，以及与所述第一检测点相对设置的第一接近开关；所述第一检测点随着所述主轴一起转动；所述第一接近开关用于在所述立式加工中心接收到换刀指令时，检测所述第一检测点是否位于预设的位置。
  2. 如权利要求1所述的立式加工中心的主轴的定位检测装置，其特征在于，所述第一检测点为凸台或凹陷。
  3. 如权利要求1所述的立式加工中心的主轴的定位检测装置，其特征在于，还包括第一报警装置；所述第一报警装置与所述第一接近开关电连接，用于在所述立式加工中心接收到换刀指令，但所述第一接近开关检测到所述第一检测点未位于预设位置时，发出报警提示。
  4. 如权利要求2所述的立式加工中心的主轴的定位检测装置，其特征在于，还包括第一报警装置；所述第一报警装置与所述第一接近开关电连接，用于在所述立式加工中心接收到换刀指令，但所述第一接近开关检测到所述第一检测点未位于预设位置时，发出报警提示。
  5. 如权利要求4所述的立式加工中心的主轴的定位检测装置，其特征在于，所述第一报警装置为继电器模组。
  6. 如权利要求1所述的立式加工中心的主轴的定位检测装置，其特征在于，还包括第二检测点，以及与所述第二检测点相对设置的第二接近开关；所述第二检测点随着所述主轴一起转动；所述第二接近开关用于所述立式加工中心接收到加工指令时，检测所述第二检测点是否位于预设的位置；所述第二接近开关还用于所述立式加工中心执行所述加工指令时，检测所述主轴的转动次数。
  7. 如权利要求6所述的立式加工中心的主轴的定位检测装置，其特征在于，所述第二检测点为凸台或凹陷。
  8. 如权利要求7所述的立式加工中心的主轴的定位检测装置，其特征在于，还包括第二报警装置；所述第二报警装置与所述第二接近开关电连接，用于在所述立式加工中心接收到加工指令，但所述第二接近开关检测到所述第二检测点未位于预设的位置时，发出报警提示；所述第二报警装置还用于所述立式加工中心的执行所述加工指令，但所述第二接近开关检测到所述主轴的转动次数与预设的转动次数不符时，发出报警提示。
  9. 如权利要求8所述的立式加工中心的主轴的定位检测装置，其特征在于，所述第二报警装置为发那科驱动器。
  10. 如权利要求6所述的立式加工中心的主轴的定位检测装置，其特征在于，所述立式加工中心的主轴结构包括驱动电机、安装于所述驱动电机输出轴上的第一皮带轮、主轴、安装于所述主轴一端的第二皮带轮以及套设于所述第一皮带轮与所述第二皮带轮的传送带；所述第二皮带轮还沿着所述主轴的方向向外延伸出感应轮，所述第一检测点为设于所述感应轮上的凸台，所述第二检测点为设于所述感应轮上的凹陷。
PCT/CN2018/098308 2018-03-23 2018-08-02 立式加工中心的主轴的定位检测装置 WO2019178997A1 (zh)

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