CN210115743U - Automatic tool setting precision correcting mechanism - Google Patents
Automatic tool setting precision correcting mechanism Download PDFInfo
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- CN210115743U CN210115743U CN201822020186.3U CN201822020186U CN210115743U CN 210115743 U CN210115743 U CN 210115743U CN 201822020186 U CN201822020186 U CN 201822020186U CN 210115743 U CN210115743 U CN 210115743U
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Abstract
An automatic tool setting precision correcting mechanism is used for being in butt joint with a tool function area of a machine tool and determining the position of the tool function area relative to a workpiece to be machined and comprises a fixing device, a displacement switch assembly and a cable. And the displacement switch is connected with the other side of the fixing device and is used for being in butt joint with the cutter. The cable is used for being connected with the displacement switch and a control unit of the machine tool and used for achieving power supply of the displacement switch and communication connection with the control unit. When the tool functional area moves to the automatic tool setting precision correcting mechanism to trigger the displacement switch, the displacement switch outputs a preset signal to a control unit of the machine tool, and the control unit determines the position of the tool functional area relative to a workpiece to be processed according to the preset position of the displacement switch, so that manual tool setting operation is reduced, and tool setting precision and efficiency are improved.
Description
Technical Field
The invention relates to machining equipment, in particular to an automatic tool setting precision correcting mechanism.
Background
In the traditional CNC machining, in order to ensure the machining size and precision, the tool setting is usually carried out before the workpiece is machined, and the specific steps of the tool setting are as follows: 1. replacing or installing tools in a tool magazine; 2. manually moving the main shaft or the X and Y shafts to move the tool functional area to the processing area; 3. manually sliding the cutter bar to confirm the gap between the cutter edge and the workpiece; 4. repeating the steps 2 and 3, and when the clearance between the blade and the workpiece of the tool setting rod is in a critical position of sliding and not sliding, setting the tool setting rod to be in a tool setting completion position; 5. setting the relative position of the cutting edge and the workpiece as a mechanical value; 6. and switching the automatic state to start processing. The traditional manual tool setting operation is complex and long in time consumption, the precision of a processed product is difficult to guarantee due to individual difference (human/tool setting rod precision/tool setting method), in addition, after automatic production is carried out for a long time after tool setting, the processing precision of the product cannot be effectively monitored due to tool abrasion, and batch unqualified products are easy to generate.
Disclosure of Invention
In view of the above, there is a need for an automatic tool setting accuracy correcting mechanism, which aims to reduce manual tool setting operation and improve tool setting accuracy and efficiency.
An automatic tool setting accuracy correction mechanism for interfacing with a tool functional area of a machine tool and determining the position of the tool functional area relative to a workpiece to be machined, comprising:
one side of the fixing device is fixedly connected with a preset position of the machine tool platform;
automatic tool setting precision correction mechanism still includes the displacement switch subassembly, the displacement switch subassembly includes:
the displacement switch is connected with the other side of the fixing device and is used for being in butt joint with the cutter; and
the cable is used for being connected with the displacement switch and a control unit of the machine tool and realizing power supply of the displacement switch and communication connection of the displacement switch and the control unit;
when the tool functional area moves to the automatic tool setting precision correcting mechanism to trigger the displacement switch, the displacement switch outputs a preset signal to a control unit of the machine tool, and the control unit determines the position of the tool functional area relative to a workpiece to be machined according to the preset position of the displacement switch.
Preferably, the automatic tool setting precision correcting mechanism further comprises a precision adjusting mechanism, and the precision adjusting mechanism is connected between the fixing device and the displacement switch and comprises:
the first horizontal plate is connected with the displacement switch;
the second horizontal plate is connected with the fixing device and is arranged at intervals with the first horizontal plate; and a plurality of adjusting screws;
the first horizontal plate and the second horizontal plate are connected through the adjusting screw; when the adjusting screw is rotated to a preset position, the first horizontal plate and the second horizontal plate are parallel and spaced by a preset distance.
Preferably, the precision adjusting mechanism comprises 4 adjusting screws; the first horizontal plate and the second horizontal plate are both circular plates; the 4 adjusting screws are uniformly distributed on the peripheral sides of the first horizontal plate and the second horizontal plate.
Preferably, the precision adjusting mechanism further includes an adjusting roller; grooves matched with the adjusting rollers are respectively formed in the side faces, opposite to the first horizontal plate and the second horizontal plate, of the first horizontal plate;
the first horizontal plate and the second horizontal plate position the adjusting roller through the groove and clamp the adjusting roller between the first horizontal plate and the second horizontal plate.
Preferably, the automatic tool setting precision correcting mechanism further comprises a sweeping component; the sweeping assembly is arranged between the precision adjusting mechanism and the displacement switch assembly;
the displacement switch comprises a trigger surface which is butted with the cutter functional area;
the sweeping assembly is used for providing a reference plane, and the trigger surface of the displacement switch is adjusted to a preset position by taking the reference plane as a reference.
Preferably, the sweeping assembly comprises a fixing screw;
the sweeping component and the first horizontal plate are provided with corresponding screw holes;
the sweeping component is fixedly connected with the first horizontal plate through the fixing screws and the screw holes.
Preferably, the automatic tool setting precision correcting mechanism further comprises a cleaning assembly;
the cleaning assembly is in contact with the trigger surface and is used for cleaning the trigger surface.
Preferably, the cleaning assembly comprises:
the support frame is used for being connected with the displacement switch assembly;
the blowing head is arranged on the support frame and is provided with a blowing hole butted with the triggering surface; and
and the air pipe is connected between the blowing head and an external air flow generating device.
Preferably, the fixing means comprises:
the fixing plate is used for being fixedly connected with a preset position of the machine tool platform; and
and one end of the supporting rod is fixedly connected with the fixed plate, and the other end of the supporting rod is connected with the precision adjusting mechanism.
Preferably, two ends of the supporting rod are respectively provided with a screw; and threaded holes matched with the screw rods are respectively formed in the fixing plate and the precision adjusting mechanism.
In the automatic tool setting precision correcting mechanism, when the tool functional area moves to the automatic tool setting precision correcting mechanism to trigger the displacement switch, the displacement switch outputs a preset signal to the control unit of the machine tool, and the control unit determines the position of the tool functional area relative to a workpiece to be processed according to the preset position of the displacement switch, so that manual tool setting operation is reduced, and tool setting precision and efficiency are improved.
Drawings
Fig. 1 is a schematic structural diagram of an automatic tool setting accuracy correcting mechanism in a preferred embodiment.
Fig. 2 is an exploded view of the automatic tool setting accuracy correction mechanism of fig. 1.
Description of the main elements
100 automatic tool setting precision correcting mechanism
110 fixed plate
120 support rod
130 precision adjusting mechanism
140 sweep assembly
150 cleaning assembly
160 displacement switch assembly
1301 a first horizontal plate
1302 second horizontal plate
1303 adjusting screw
1304 adjustment roller
1305 connecting head
1401 screw hole
1402 fixing screw
1501 the trachea
1502 support frame
1503 blowhead
1601 displacement switch
1602 trigger surface
1603 cable
1503a air blowing hole
The following detailed description will further illustrate the invention in conjunction with the above-described figures.
Detailed Description
As shown in fig. 1 and 2, the automatic tool setting accuracy correcting mechanism 100 includes a fixing device and a displacement switch assembly 160.
The automatic tool setting accuracy correction mechanism 100 is used for tool setting, that is, for interfacing with a tool functional area of a machine tool and determining a position of the tool functional area relative to a workpiece to be machined.
One side of the fixing device is used for fixedly connecting with a preset position of a machine tool platform, so that the initial position of the automatic tool setting precision correcting mechanism 100 is determined.
The displacement switch assembly includes a displacement switch 1601 and a cable 1603.
The displacement switch 1601 is connected to the other side of the fixture and is used to interface with the tool.
The cable 1603 may include a power line and a data collection line. The cable 1603 can be connected with an external power supply device through a power line to supply power to the displacement switch 1601. The data acquisition line is used for connecting the displacement switch 1601 and a control unit of the machine tool, so that the displacement switch 1601 is in communication connection with the control unit.
When the tool is set, a tool function region of a predetermined tool of the machine tool moves to the automatic tool setting accuracy correction mechanism 100, and when the tool function region triggers the displacement switch 1601, the displacement switch 1601 outputs a predetermined signal to a control unit of the machine tool. The control unit determines the position of the tool functional area relative to the workpiece to be machined according to the preset position of the displacement switch 1601, so that tool setting is achieved.
In a preferred embodiment, the automatic tool setting accuracy correction mechanism 100 may further include an accuracy adjustment mechanism 130. The precision adjusting mechanism 130 is connected between the fixing device and the displacement switch 1601 and is used for fine-adjusting the height of the displacement switch 1601 so that the precision requirement of the height can be met.
In an implementation, the precision adjusting mechanism 130 may include a first horizontal plate 1301, a second horizontal plate 1302, and a plurality of adjusting screws 1303.
The first horizontal plate 1301 is connected to the displacement switch 1601, that is, the displacement switch 1601 is installed on the first horizontal plate 1301.
The second horizontal plate 1302 is connected to the fixing device and is spaced apart from the first horizontal plate 1301.
The first horizontal plate 1301 and the second horizontal plate 1302 are connected by the adjusting screw 1303. When the adjusting screw 1303 is rotated to a predetermined position, the first horizontal plate 1301 and the second horizontal plate 1302 are parallel to each other and spaced apart by a predetermined distance.
In a specific implementation, the precision adjustment mechanism 130 may include 4 adjustment screws 1303. Correspondingly, the first horizontal plate 1301 and the second horizontal plate 1302 are both circular plates. The 4 adjusting screws 1303 are uniformly distributed around the first horizontal plate 1301 and the second horizontal plate 1302.
In another preferred embodiment, the precision adjustment mechanism 130 may further include an adjustment roller 1304. The adjustment roller 1304 may be a steel ball.
Correspondingly, grooves matched with the adjusting rollers 1304 are respectively arranged on the opposite side surfaces of the first horizontal plate 1301 and the second horizontal plate 1302.
After the first horizontal plate 1301 and the second horizontal plate 1302 are connected by the adjusting screw 1303, the groove positions the adjusting roller 1304 and clamps the adjusting roller 1304 between the first horizontal plate 1301 and the second horizontal plate 1304.
In yet another preferred embodiment, the automatic tool setting accuracy correction mechanism 100 may further include a sweep plate assembly 140.
The sweeping assembly 140 is installed between the precision adjusting mechanism 130 and the displacement switch assembly 160.
The displacement switch 1601 includes a trigger surface 1602 that interfaces with a tool functional area.
The sweeping assembly 140 is used to provide a reference plane, and the trigger surface 1602 of the displacement switch 1601 is adjusted to a predetermined position with reference to the reference plane.
In an implementation, the sweep assembly 140 may include a set screw 1402. The sweeping component 140 and the first horizontal plate 1301 are provided with corresponding screw holes 1401.
The sweeping component 140 is fixedly connected to the first horizontal plate 1301 through the fixing screw 1402 and the screw hole 1401.
In yet another preferred embodiment, the automatic tool setting accuracy correction mechanism 100 further comprises a cleaning assembly 150.
The cleaning assembly 150 interfaces with the trigger face 1602 and is used to clean the trigger face 1602. For example, in CNC machining process often accompanied by the generation of machining chips and the addition of coolant, the main efficacy of the cleaning assembly 150 is to clean the trigger surface 1602 of the displacement switch 1601 before the tool is set to ensure the accuracy of the mechanical values when the trigger surface 1602 is triggered by the functional area of the tool, such as the cutting edge.
In one implementation, the cleaning assembly 150 may include a support bracket 1502, a blowhead 1503, and an air tube 1501.
The support bracket 1502 is configured to couple to the displacement switch assembly 160.
The blowing head 1503 is mounted on the supporting frame 1502 and is provided with a blowing hole 1503a which is butted with the trigger surface 1602.
The air pipe 1501 is connected between the blowing head 1503 and an external air flow generating device, generates air flow through the air flow generating device, is communicated to the blowing head 1503 through the air pipe 1501, and is blown to the triggering surface 1602 through the blowing holes 1503a to clean foreign matters on the triggering surface 1602.
In one embodiment, the fixing device may include a fixing plate 110 and a supporting rod 120.
The fixing plate 110 is used for being fixedly connected with a preset position of a machine tool platform.
One end of the supporting rod 120 is fixedly connected to the fixing plate 110, and the other end of the supporting rod 120 is connected to the precision adjusting mechanism 130.
In a specific implementation, two ends of the support rod 120 are respectively provided with a screw. The fixing plate 110 and the precision adjusting mechanism 130 are respectively provided with a threaded hole matched with the screw rod. For example, the outer side of the second horizontal plate 1302 is provided with a connecting head 1305, and the middle of the connecting head 1305 is provided with a threaded hole. The support rod 120 is connected to the threaded hole in the middle of the connector 1305 and the threaded hole in the fixing plate 110 through screws at two ends.
In the automatic tool setting precision correcting mechanism 100, when the tool functional region moves to the automatic tool setting precision correcting mechanism 100 to trigger the displacement switch 1601, the displacement switch 1601 outputs a predetermined signal to a control unit of the machine tool, and the control unit determines the position of the tool functional region relative to a workpiece to be machined according to the predetermined position of the displacement switch 1601, so that manual tool setting operation is reduced, and tool setting precision and efficiency are improved.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. An automatic tool setting accuracy correction mechanism for interfacing with a tool functional area of a machine tool and determining the position of the tool functional area relative to a workpiece to be machined, comprising:
one side of the fixing device is fixedly connected with a preset position of the machine tool platform;
its characterized in that, automatic tool setting precision correction mechanism still includes the displacement switch subassembly, the displacement switch subassembly includes:
the displacement switch is connected with the other side of the fixing device and is used for being in butt joint with the cutter; and
the cable is used for being connected with the displacement switch and a control unit of the machine tool and realizing power supply of the displacement switch and communication connection of the displacement switch and the control unit;
when the tool functional area moves to the automatic tool setting precision correcting mechanism to trigger the displacement switch, the displacement switch outputs a preset signal to a control unit of the machine tool, and the control unit determines the position of the tool functional area relative to a workpiece to be machined according to the preset position of the displacement switch.
2. The automatic tool setting accuracy correcting mechanism of claim 1, further comprising an accuracy adjusting mechanism connected between the fixing device and the displacement switch and comprising:
the first horizontal plate is connected with the displacement switch;
the second horizontal plate is connected with the fixing device and is arranged at intervals with the first horizontal plate; and
a plurality of adjusting screws;
the first horizontal plate and the second horizontal plate are connected through the adjusting screw; when the adjusting screw is rotated to a preset position, the first horizontal plate and the second horizontal plate are parallel and spaced by a preset distance.
3. The automatic tool setting accuracy correction mechanism of claim 2, characterized in that: the precision adjusting mechanism comprises 4 adjusting screws; the first horizontal plate and the second horizontal plate are both circular plates; the 4 adjusting screws are uniformly distributed on the peripheral sides of the first horizontal plate and the second horizontal plate.
4. The automatic tool setting accuracy correction mechanism of claim 2, wherein the accuracy adjustment mechanism further comprises an adjustment roller; grooves matched with the adjusting rollers are respectively formed in the side faces, opposite to the first horizontal plate and the second horizontal plate, of the first horizontal plate;
the first horizontal plate and the second horizontal plate position the adjusting roller through the groove and clamp the adjusting roller between the first horizontal plate and the second horizontal plate.
5. The automatic tool setting accuracy correction mechanism of claim 2, characterized in that: the automatic tool setting precision correcting mechanism also comprises a sweeping component; the sweeping assembly is arranged between the precision adjusting mechanism and the displacement switch assembly;
the displacement switch comprises a trigger surface which is butted with the cutter functional area;
the sweeping assembly is used for providing a reference plane, and the trigger surface of the displacement switch is adjusted to a preset position by taking the reference plane as a reference.
6. The automatic tool setting accuracy correction mechanism of claim 5, wherein the sweep assembly comprises a set screw;
the sweeping component and the first horizontal plate are provided with corresponding screw holes;
the sweeping component is fixedly connected with the first horizontal plate through the fixing screws and the screw holes.
7. The automatic tool setting accuracy correction mechanism of claim 5, further comprising a cleaning assembly;
the cleaning assembly is in contact with the trigger surface and is used for cleaning the trigger surface.
8. The automatic tool setting accuracy correction mechanism of claim 5, wherein the cleaning assembly comprises:
the support frame is used for being connected with the displacement switch assembly;
the blowing head is arranged on the support frame and is provided with a blowing hole butted with the triggering surface; and
and the air pipe is connected between the blowing head and an external air flow generating device.
9. The automatic tool setting accuracy correction mechanism of claim 2, wherein the fixture comprises:
the fixing plate is used for being fixedly connected with a preset position of the machine tool platform; and
and one end of the supporting rod is fixedly connected with the fixed plate, and the other end of the supporting rod is connected with the precision adjusting mechanism.
10. The automatic tool setting precision correcting mechanism according to claim 9, wherein two ends of the supporting rod are respectively provided with a screw; and threaded holes matched with the screw rods are respectively formed in the fixing plate and the precision adjusting mechanism.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822020186.3U CN210115743U (en) | 2018-12-03 | 2018-12-03 | Automatic tool setting precision correcting mechanism |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822020186.3U CN210115743U (en) | 2018-12-03 | 2018-12-03 | Automatic tool setting precision correcting mechanism |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210115743U true CN210115743U (en) | 2020-02-28 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822020186.3U Active CN210115743U (en) | 2018-12-03 | 2018-12-03 | Automatic tool setting precision correcting mechanism |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210115743U (en) |
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2018
- 2018-12-03 CN CN201822020186.3U patent/CN210115743U/en active Active
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