CN219841930U - Detection device - Google Patents

Abstract

The utility model provides a detection device, comprising: a machine table; the clamping mechanism comprises a driving piece and a clamping piece, wherein the driving piece is arranged on the machine table and connected with the clamping piece and used for driving the clamping piece to clamp the cutter and drive the cutter to rotate; the detection mechanism comprises a detection piece and a detection power assembly, the detection piece comprises a detection head, and the detection power assembly is arranged on the machine table and connected with the detection piece and used for driving the detection piece to move towards the clamping mechanism so as to enable the detection head to be abutted against the cutter; the controller is electrically connected with the driving piece, the detecting piece and the detecting power assembly respectively and is used for controlling the detecting value of the detecting piece to be cleared when the detecting head of the detecting piece is driven by the detecting power assembly to abut against the cutter and controlling the driving piece to drive the clamping piece to drive the cutter to rotate so that the detecting piece obtains a plurality of detecting values of the cutter, and therefore the deflection value of the cutter is detected. The whole detection process of the detection device is automatically carried out, the detection efficiency is high, and the accuracy of detection values can be ensured.

Description

Detection device

Technical Field

The utility model relates to the technical field of detection, in particular to a detection device.

Background

For some manufactured cutters, the deflection value of the cutter needs to be detected, the cutter is usually fixed on a CNC processing spindle during detection, then a dial indicator is manually fixed on a machine table, the gauge head of the dial indicator is abutted against the cutter, and then the CNC processing spindle is manually controlled to drive the cutter to rotate, so that the dial indicator obtains a plurality of detection values, and the deflection value of the cutter is obtained. However, the fixing of the dial indicator and the rotation of the cutter are both required to be manually controlled, the detection speed is low, the efficiency is low, and the detection value of the dial indicator also needs to be manually cleared when the gauge head of the dial indicator abuts against the cutter.

Disclosure of Invention

In view of the above, it is necessary to provide a detection device to solve the technical problems of low detection efficiency and detection value of the dial indicator that needs to be manually cleared when detecting tool runout.

The utility model provides a detection device for detecting the deflection value of a cutter, which comprises the following components: a machine table; the clamping mechanism comprises a driving piece and a clamping piece, wherein the driving piece is arranged on the machine table and connected with the clamping piece and used for driving the clamping piece to clamp the cutter and drive the cutter to rotate; the detection mechanism comprises a detection piece and a detection power assembly, the detection piece comprises a detection head, and the detection power assembly is arranged on the machine table and connected with the detection piece and used for driving the detection piece to move towards the clamping mechanism so as to enable the detection head to be abutted against the cutter; the controller is electrically connected with the driving piece, the detecting piece and the detecting power assembly respectively and is used for controlling the detecting piece to clear detection values when the detecting power assembly drives the detecting head of the detecting piece to abut against the cutter and controlling the driving piece to drive the clamping piece to drive the cutter to rotate so that the detecting piece obtains a plurality of detection values of the cutter, and therefore the deflection value of the cutter is detected.

The detection device comprises a detection component, a controller, a detection head, a clamping piece and a driving piece, wherein the detection component is driven by the controller to move towards the clamping mechanism so as to enable the detection head to be abutted against the clamping piece to clamp a cutter, the driving piece is controlled to drive the cutter to rotate so as to enable the detection piece to obtain a plurality of detection values of the cutter, so that the deflection value of the cutter is detected, the whole process is automated, the detection efficiency is high, the detection values of the detection piece are automatically cleared when the detection head of the detection piece is driven by the controller to be abutted against the cutter, manual force is not required, and the accuracy of the detection values can be ensured.

In some embodiments, the detection power assembly comprises: the connecting piece is detachably connected with the detecting piece and is used for adjusting the mounting position of the detecting piece; the power piece is arranged on the machine table, connected with the connecting piece and used for driving the detecting piece to move towards the clamping mechanism along a preset direction.

In some embodiments, the detection power assembly further comprises: the horizontal sliding rail extends along the preset direction; the sliding block is arranged on the horizontal sliding rail in a sliding manner and is connected with the connecting piece and the power piece, and the power piece is used for driving the sliding block to move along the horizontal sliding rail so as to drive the connecting piece connected with the sliding block to move.

In some embodiments, the detection power assembly further comprises: the sensor is arranged on the power piece and is electrically connected with the controller and used for sensing the moving stroke of the driving end of the power piece, so that a sensing signal is fed back to the controller when the moving stroke reaches a preset value, and the controller controls the driving piece to drive the clamping piece to drive the cutter to rotate.

In some embodiments, the detection power assembly further comprises: the first straight rack extends along the vertical direction and is arranged on the connecting piece; the first bearing piece is arranged on the first straight rack in a sliding manner and is connected with the detection piece; the first rotating piece penetrates through the first bearing piece and comprises a first gear meshed with the first straight rack, and the first gear can move along the first straight rack through rotating the first rotating piece, so that the first bearing piece and the detecting piece are driven to move along the vertical direction.

In some embodiments, the detection power assembly further comprises: the vertical sliding rail extends along the vertical direction and is arranged on the connecting piece side by side with the first straight rack, and the first bearing piece is arranged on the vertical sliding rail in a sliding manner.

In some embodiments, the detection power assembly further comprises: the second bearing piece is arranged on the upper side of the first bearing piece; the third bearing piece is arranged on the upper side of the second bearing piece in a sliding manner and is connected with the detection piece, and a second straight rack extending along a second horizontal direction perpendicular to the preset direction is arranged at the bottom of the third bearing piece; the second rotating piece is arranged in a penetrating manner on the second bearing piece and comprises a second gear meshed with the second straight rack, and the second gear can be abutted against the second straight rack to move along the preset direction by rotating the second rotating piece, so that the third bearing piece and the detecting piece are driven to move along the preset direction; the second regulator is arranged on the second rotating piece and penetrates through one end of the second rotating piece so as to control the second rotating piece to rotate.

In some embodiments, the driver comprises: a housing; the cylinder is arranged at the bottom of the shell; the broach assembly is arranged in the shell, one end of the broach assembly is connected with the air cylinder, the other end of the broach assembly is connected with the clamping piece, and the air cylinder is used for driving the broach assembly to lift so as to enable the clamping piece to clamp or loosen a cutter; the rotary driving assembly is arranged in the shell, connected with the broach assembly and used for driving the broach assembly to rotate so as to drive the clamping piece and the cutter to rotate.

In some embodiments, the broach assembly includes: one end of the broaching bar is connected with the cylinder, and the other end of the broaching bar is connected with the clamping piece; and the spring is sleeved on the outer side of the broach rod, one end of the spring is abutted against the cylinder, and the other end of the spring is abutted against the inner wall of the top of the shell.

In some embodiments, the rotary drive assembly comprises: a stator provided on an inner wall of a side portion of the housing; the rotor is arranged in the shell and is matched with the stator, the rotor is connected with the broach assembly, and the stator can generate a magnetic field by electrifying the stator, so that the rotor drives the broach assembly to rotate under the action of the magnetic field.

Drawings

Fig. 1 is a schematic perspective view of a detection device according to an embodiment of the utility model.

Fig. 2 is a schematic cross-sectional structure of a driving member of the detection mechanism in fig. 1.

Fig. 3 is a schematic perspective view of the detection mechanism in fig. 1.

Fig. 4 is an exploded view of the detection mechanism of fig. 3.

Description of the main reference signs

Detection device 100

Machine table 10

Clamping mechanism 20

Drive member 21

Housing 211

Cylinder 212

Broach assembly 213

Draw bar 2131

Spring 2132

Rotational drive assembly 214

Stator 2141

Rotor 2142

Clamping member 22

Detection mechanism 30

Detecting piece 31

Detection head 311

Detection power assembly 32

Connecting piece 321

Power piece 322

Horizontal slide rail 323

Slider 324

Sensor 325

First straight rack 326

First carrier 327

First rotating member 328

First gear 329

First regulator 330

Vertical slide rail 331

Second carrier 332

Third carrier 333

Second rotating member 334

Second straight rack 335

Second gear 336

Second regulator 337

Controller 40

Tool 200

Detailed Description

Embodiments of the present utility model are described in detail below, examples of which are illustrated in the accompanying drawings, wherein the same or similar reference numerals refer to the same or similar elements or elements having the same or similar functions throughout. The embodiments described below by referring to the drawings are exemplary only for explaining the present utility model and are not to be construed as limiting the present utility model.

In the description of the present utility model, it should be understood that the terms "first," "second," and the like are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include one or more of the described features. In the description of the present utility model, the meaning of "a plurality" is two or more, unless explicitly defined otherwise.

In the description of the present utility model, it should be noted that, unless explicitly specified and limited otherwise, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be either fixedly connected, detachably connected, or integrally connected, for example; can be mechanically connected, electrically connected or can be communicated with each other; can be directly connected or indirectly connected through an intermediate medium, and can be communicated with the inside of two elements or the interaction relationship of the two elements. The specific meaning of the above terms in the present utility model can be understood by those of ordinary skill in the art according to the specific circumstances.

Embodiments of the present utility model will be further described with reference to the accompanying drawings.

Referring to fig. 1, an embodiment of the present utility model provides a detection apparatus 100 for detecting a deflection value of a tool, including a machine 10, a clamping mechanism 20, a detection mechanism 30, and a controller 40.

The clamping mechanism 20 comprises a driving piece 21 and a clamping piece 22, wherein the driving piece 21 is arranged on the machine table 10 and is connected with the clamping piece 22 for driving the clamping piece 22 to clamp and rotate the tool. The detecting mechanism 30 comprises a detecting piece 31 and a detecting power component 32, the detecting piece 31 comprises a detecting head 311, the detecting power component 32 is arranged on the machine table 10 and is connected with the detecting piece 31, and the detecting piece 31 is driven to move towards the clamping mechanism 20 so that the detecting head 311 abuts against the cutter. The controller 40 is electrically connected to the driving element 21, the detecting element 31 and the detecting power assembly 32, and is used for controlling the detecting element 31 to clear a detection value when the detecting power assembly 32 drives the detecting head 311 of the detecting element 31 to abut against the tool, and controlling the driving element 21 to drive the clamping element 22 to drive the tool to rotate so that the detecting element 31 obtains a plurality of detection values of the tool, thereby detecting the deflection value of the tool.

The above-mentioned detection device 100, the controller 40 controls the detection power assembly 32 to drive the detection member 31 to move towards the clamping mechanism 20 so that the detection head 311 abuts against the tool clamped by the clamping member 22, and controls the driving member 21 to drive the clamping member 22 to drive the tool to rotate so that the detection member 31 obtains a plurality of detection values of the tool, thereby detecting the deflection value of the tool, the whole process is automated, the detection efficiency is high, and the controller 40 controls the detection values of the detection member 31 to automatically clear when the detection power assembly 32 drives the detection head 311 of the detection member 31 to abut against the tool, without using manpower, and the accuracy of the detection values can be ensured.

Referring to fig. 2, in some embodiments, the driving member 21 includes a housing 211, a cylinder 212, a broach assembly 213, and a rotary driving assembly 214.

The housing 211 is hollow. The cylinder 212 is provided at the bottom of the housing 211. The broach assembly 213 is disposed in the housing 211, one end of the broach assembly 213 is connected with the air cylinder 212, the other end of the broach assembly 213 is connected with the clamping member, and the air cylinder 212 is used for driving the broach assembly 213 to lift so as to clamp or unclamp the tool. The rotation driving assembly 214 is disposed in the housing 211 and connected to the broach assembly 213, and is used for driving the broach assembly 213 to rotate so as to drive the clamping member and the tool to rotate. In this way, the air cylinder 212 drives the broach assembly 213 to lift so as to clamp or unclamp the tool, and the rotary driving assembly 214 drives the broach assembly 213 to rotate so as to drive the clamp and the tool to rotate.

In some embodiments, the broach assembly 213 includes a broach rod 2131 and a spring 2132, one end of the broach rod 2131 is connected to the cylinder 212, and the other end of the broach rod 2131 is connected to the clamp; the spring 2132 is fitted around the outside of the draw bar 2131, one end of the spring 2132 abuts against the cylinder 212, and the other end of the spring 2132 abuts against the inner wall of the top of the housing 211.

In some embodiments, the rotary driving assembly 214 includes a stator 2141 and a rotor 2142, wherein the stator 2141 is a plurality of inner walls uniformly distributed on the side of the housing 211; the rotor 2142 is disposed in the housing 211 and is adapted to the stator 2141, wherein the rotor 2142 is connected to the broach assembly 213, and the stator 2141 can generate a magnetic field by energizing the stator 2141, so that the rotor 2142 drives the broach assembly 213 to rotate under the action of the magnetic field.

It will be appreciated that in other embodiments, the driving member 21 is a combination of a motor and a cylinder, the cylinder being coupled to the clamping member 22 to drive the clamping member 22 to clamp or unclamp the tool 200, the motor being coupled to the cylinder to drive the cylinder in rotation.

In some embodiments, the clamp 22 is a knife holder.

In the present embodiment, the detecting member 31 is a modified dial indicator, and the controller 40 can control the detection value of the modified dial indicator to be cleared.

Referring to fig. 3 and fig. 4, in some embodiments, the detecting power assembly 32 includes a connecting member 321 and a power member 322, where the connecting member 321 is plate-shaped and extends in a vertical direction, and the connecting member 321 is detachably connected to the detecting member 31, and in this embodiment, the vertical direction is a Z-axis direction. The power part 322 is disposed on the machine 10 and connected to the connecting part 321, for driving the detecting part 31 to move toward the clamping mechanism 20 along a preset direction.

In this manner, different types of tools may be measured by mounting the sensing element 31 at different locations of the connector 321, including but not limited to a height, but also a horizontal position.

In the present embodiment, the preset direction is the X-axis direction, and the power member 322 is a cylinder.

In some embodiments, the detection power assembly 32 further includes a horizontal slide rail 323 and a slider 324, the horizontal slide rail 323 extending in a predetermined direction. The sliding block 324 is slidably disposed on the horizontal sliding rail 323 and connected to the connecting piece 321 and the power piece 322, and the power piece 322 is used for driving the sliding block 324 to move along the horizontal sliding rail 323, so as to drive the connecting piece 321 connected to the sliding block 324 to move.

In the present embodiment, two horizontal sliding rails 323 are disposed on opposite sides of the driving member 21, and two ends of the slider 324 are slidably connected to the two horizontal sliding rails 323, respectively.

In some embodiments, the detecting power assembly 32 further includes a sensor 325, where the sensor 325 is disposed on the power member 322 and is electrically connected to the controller 40, and is configured to sense a movement stroke of the driving end of the power member 322, so as to feed back a sensing signal to the controller 40 when the movement stroke reaches a preset value, so that the controller 40 controls the driving member 21 to drive the clamping member 22 to rotate the tool. It will be appreciated that the preset value may be specifically set as desired. In this embodiment, the sensor 325 is a photosensor.

In some embodiments, the detection power assembly 32 further includes a first rack 326, a first carrier 327, and a first rotating member 328.

The first straight rack 326 extends in the vertical direction and is disposed on the connecting member 321. The first carrier 327 is in a block shape, the first carrier 327 is slidably disposed on the first straight rack 326, and an upper side of the first carrier 327 is connected with the detecting member 31. The first rotating member 328 has a rod shape, the first rotating member 328 is disposed through the first carrier 327, the first rotating member 328 includes a first gear 329 meshed with the first rack 326, and the first gear 329 is disposed in the first carrier 327. The first gear 329 is moved along the first straight rack 326 by rotating the first rotating member 328, so that the first carrying member 327 and the detecting member 31 are driven to move in the vertical direction, thereby adjusting the position of the detecting member 31.

In some embodiments, the detecting power assembly 32 further includes a first adjuster 330, where the first adjuster 330 is disposed at an end of the first rotating member 328 penetrating through the first carrying member 327, so as to control the rotation of the first rotating member 328. In some embodiments, the other end of the first rotating member 328 is provided with a bolt that prevents the first rotating member 328 from sliding out of the first carrier 327.

In the present embodiment, the first adjuster 330 is an oblate rotating block.

In some embodiments, the detection power assembly 32 further includes a vertical sliding rail 331, the vertical sliding rail 331 extends along a vertical direction and is disposed on the connecting member 321 side by side with the first rack 326, wherein the first carrier 327 is slidably disposed on the vertical sliding rail 331.

In the present embodiment, two vertical sliding rails 331 are disposed on opposite sides of the first rack 326, and the first carrier 327 is slidably connected to the two vertical sliding rails 331.

In some embodiments, the detection power assembly 32 further includes a second carrier 332, a third carrier 333, and a second rotating member 334.

The second carrier 332 is in a block shape, and the second carrier 332 is disposed on the upper side of the first carrier 327. The third bearing member 333 is sheet-shaped, the third bearing member 333 is slidably disposed on the upper side of the second bearing member 332, and the top of the third bearing member 333 is connected with the detecting member 31, and the bottom of the third bearing member 333 is provided with a second straight rack 335 extending along the preset direction. The second rotating member 334 is rod-shaped, the second rotating member 334 is disposed through the second carrier 332, and the second rotating member 334 includes a second gear 336 meshed with the second rack 335. The second gear 336 can be abutted against the second rack 335 to move along the preset direction by rotating the second rotating member 334, so as to drive the third carrying member 333 and the detecting member 31 to move along the preset direction, so that the detecting member 31 measures different types of cutters.

In some embodiments, the detection power assembly 32 further includes a second adjuster 337, where the second adjuster 337 is disposed at an end of the second rotating member 334 penetrating the second carrying member 332 to control rotation of the second rotating member 334. In some embodiments, the other end of the second rotating member 334 is provided with a bolt that prevents the second rotating member 334 from sliding out of the second carrier 332.

In the present embodiment, the first adjuster 330 is an oblate rotating block.

In some embodiments, the controller 40 includes a time relay, a brake resistor, a switching power supply, a frequency converter, an intermediate relay, and a physical control solenoid valve, the time relay being used to control the driving time of the driving member 21; the frequency converter is used for driving the electric spindle to rotate so as to realize soft start; the brake resistor is used for increasing the winding resistance of the stator of the electric spindle and reducing the current, so that the low-power frequency converter can drive the high-power electric spindle to rotate; the switching power supply is used by a 24V power supply control circuit; the intermediate relay is used for signal conversion; the physical control solenoid valve is used for controlling the air valve switch through a circuit.

The implementation process of the detection device 100 is as follows:

first, a tool is placed on the holder 22, and the first and second adjusters 330 and 337 are rotated to adjust the position of the detecting member 31 such that the detecting member 31 is opposed to the tool;

then, the controller 40 controls the driving part 21 to drive the clamping part 22 to clamp the cutter, meanwhile controls the power part 322 to drive the connecting part 321 and the detecting part 31 to move towards the cutter along the preset direction, and when the sensor 325 senses that the moving stroke of the driving end of the power part 322 reaches the preset value, the sensing signal is fed back to the controller 40, at the moment, the detecting head 311 just abuts against the cutter clamped by the clamping part 22, and the controller 40 controls the detecting value of the detecting part 31 to be cleared;

next, the controller 40 controls the driving member 21 to drive the clamping member 22 to rotate for a preset time, for example, 5s to 10s, so that the detecting member 31 can obtain a plurality of detection values of the outer periphery of the tool, thereby obtaining the deflection value of the tool;

finally, the controller 40 controls the driving member 21 to stop driving and removes the detected tool on the holder 22.

It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present utility model may be embodied in other specific forms without departing from the spirit or essential characteristics thereof. The present embodiments are, therefore, to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein.

Claims (10)

1. A detection apparatus for detecting a deflection value of a tool, comprising:

a machine table;

the clamping mechanism comprises a driving piece and a clamping piece, wherein the clamping piece is movably arranged on the machine table, and the driving piece is connected with the clamping piece and is used for driving the clamping piece to clamp a cutter and driving the cutter to rotate;

the detection mechanism comprises a detection piece and a detection power assembly, the detection piece comprises a detection head, and the detection power assembly is arranged on the machine table and connected with the detection piece and used for driving the detection piece to move towards the clamping mechanism so as to enable the detection head to be abutted against the cutter;

the controller is electrically connected with the driving piece, the detecting piece and the detecting power assembly respectively and is used for controlling the detecting piece to clear when the detecting power assembly drives the detecting head of the detecting piece to abut against the cutter and controlling the driving piece to drive the clamping piece to drive the cutter to rotate so that the detecting piece obtains the deflection value of the cutter.

2. The test device of claim 1, wherein the test power assembly comprises:

the connecting piece is detachably connected with the detecting piece and is used for adjusting the mounting position of the detecting piece;

the power piece is arranged on the machine table, connected with the connecting piece and used for driving the detecting piece to move towards the clamping mechanism along a preset direction.

3. The detection apparatus as set forth in claim 2, wherein the detection power assembly further comprises:

the horizontal sliding rail extends along the preset direction;

the sliding block is arranged on the horizontal sliding rail in a sliding manner and is connected with the connecting piece and the power piece, and the power piece is used for driving the sliding block to move along the horizontal sliding rail so as to drive the connecting piece connected with the sliding block to move.

4. The test device of claim 3, wherein the test power assembly further comprises:

the sensor is arranged on the power piece and is electrically connected with the controller and used for sensing the moving stroke of the driving end of the power piece, so that a sensing signal is fed back to the controller when the moving stroke reaches a preset value, and the controller controls the driving piece to drive the clamping piece to drive the cutter to rotate.

5. The detection apparatus as set forth in claim 2, wherein the detection power assembly further comprises:

the first straight rack extends along the vertical direction and is arranged on the connecting piece;

the first bearing piece is arranged on the first straight rack in a sliding manner and is connected with the detection piece;

the first rotating piece is arranged in a penetrating manner on the first bearing piece and comprises a first gear meshed with the first straight rack, and the first gear can move along the first straight rack by rotating the first rotating piece, so that the first bearing piece and the detecting piece are driven to move along the vertical direction;

the first adjuster is arranged on the first rotating piece and penetrates through one end of the first bearing piece to control the first rotating piece to rotate.

6. The test device of claim 5, wherein the test power assembly further comprises:

the vertical sliding rail extends along the vertical direction and is arranged on the connecting piece side by side with the first straight rack, and the first bearing piece is arranged on the vertical sliding rail in a sliding manner.

7. The test device of claim 5, wherein the test power assembly further comprises:

the second bearing piece is arranged on the upper side of the first bearing piece;

the third bearing piece is arranged on the upper side of the second bearing piece in a sliding manner and is connected with the detection piece, and a second straight rack extending along the preset direction is arranged at the bottom of the third bearing piece;

the second rotating piece is arranged in a penetrating manner on the second bearing piece and comprises a second gear meshed with the second straight rack, and the second gear can be abutted against the second straight rack to move along the preset direction by rotating the second rotating piece, so that the third bearing piece and the detecting piece are driven to move along the preset direction;

the second regulator is arranged on the second rotating piece and penetrates through one end of the second rotating piece so as to control the second rotating piece to rotate.

8. The detecting device according to claim 1, wherein the driving member includes:

a housing;

the cylinder is arranged at the bottom of the shell;

the broach assembly is arranged in the shell, one end of the broach assembly is connected with the air cylinder, the other end of the broach assembly is connected with the clamping piece, and the air cylinder is used for driving the broach assembly to lift so as to enable the clamping piece to clamp or loosen a cutter;

the rotary driving assembly is arranged in the shell, connected with the broach assembly and used for driving the broach assembly to rotate so as to drive the clamping piece and the cutter to rotate.

9. The inspection apparatus of claim 8, wherein said broach assembly comprises:

one end of the broaching bar is connected with the cylinder, and the other end of the broaching bar is connected with the clamping piece;

and the spring is sleeved on the outer side of the broach rod, one end of the spring is abutted against the cylinder, and the other end of the spring is abutted against the inner wall of the top of the shell.

10. The detection apparatus as claimed in claim 8, wherein the rotary drive assembly comprises:

a stator provided on an inner wall of a side portion of the housing;

the rotor is arranged in the shell and is matched with the stator, the rotor is connected with the broach assembly, and the stator can generate a magnetic field by electrifying the stator, so that the rotor drives the broach assembly to rotate under the action of the magnetic field.