Cutter diameter detection device

Abstract

The utility model provides a cutter diameter detection device which comprises a shell, a control device, an emitter and a receiver, the emitter and the receiver are oppositely arranged in the shell, the receiver is used for receiving light emitted by the emitter, and the control device is used for calculating the diameter of a cutter according to signals received by the receiver; a fine adjustment assembly used for finely adjusting the relative position of the emitter and the receiver is further arranged in the shell. According to the utility model, the emitter and the receiver can be aligned, so that the cutter measurement is more accurate.

Description

TECHNICAL FIELD

[0001] The utility model relates to tool diameter detection technical field, especially tool diameter detection device. BACKGROUND

[0002] In prior art, the diameter of tool is measured by setting transmitter and receiver with laser, red light and the like, the transmitting end of transmitter and the receiving end of receiver need to be aligned, but in actual production, the error may cause the position of transmitter and receiver to deviate, and the measurement accuracy will be affected when the diameter of tool is detected.

[0003] The utility model discloses a kind of tool diameter detectors of circuit board drilling machine, including shell, laser transmitter for emitting laser is arranged in the shell, and photoelectric switch receiver for receiving the laser, further include control module for calculating the diameter of tool of circuit board drilling machine according to the signal reception condition of the photoelectric switch receiver.But the relative position between laser transmitter and photoelectric switch receiver may exist error when the tool diameter detector of above-mentioned circuit board drilling machine is produced, causing laser transmitter and photoelectric switch receiver not to be aligned, thereby affecting the detection accuracy of tool diameter. SUMMARY

[0004] The utility model aims at solving the defects in prior art, and provides a kind of tool diameter detection device, realizes the alignment of transmitter and receiver, so that tool measurement is more accurate.

[0005] To achieve the above object, the utility model provides a kind of tool diameter detection device, including shell, control device and the transmitter and receiver oppositely arranged in the shell, the receiver is used to receive the light emitted by transmitter, and the control device is used to calculate the diameter of tool according to the signal received by receiver;

[0006] The shell is also provided with fine adjustment assembly for fine adjustment of the relative position of transmitter and receiver.

[0007] When the relative position of transmitter and receiver may exist error when tool diameter detection device production, the relative position of transmitter and receiver can be adjusted by fine adjustment assembly, so that transmitter and receiver are aligned, the consistency of signal output is maintained, and tool measurement is more accurate.

[0008] Optionally, the fine adjustment assembly includes first threaded part, and the first threaded part is used to adjust the position of transmitter / receiver in vertical direction respectively, and first threaded part is arranged at the top end and / or bottom end of transmitter, and is arranged at the top end and / or bottom end of receiver.

[0009] Optionally, the fine adjustment assembly further comprises a second screw member for adjusting the position of the transmitter / receiver in the horizontal direction, respectively, and the second screw member is arranged on one side or both sides of the transmitter and on one side or both sides of the receiver.

[0010] Optionally, a transmitting sleeve is arranged outside the transmitter, and the first screw member and the second screw member abut against the transmitting sleeve.

[0011] Optionally, a light emitting hole is arranged on the transmitting sleeve for light emission.

[0012] Optionally, a transparent sheet is arranged at the light emitting hole.

[0013] Optionally, a receiving sleeve is arranged outside the receiver, and the first screw member and the second screw member abut against the receiving sleeve.

[0014] Optionally, a receiving hole is arranged on the receiving sleeve for light reception.

[0015] Optionally, a transparent sheet is arranged at the receiving hole.

[0016] The transparent sheet can prevent dust and other substances from entering the housing and damaging the transmitter or the receiver, and can also clean the transparent sheet regularly to avoid the light emitting hole and the receiving hole being blocked, thereby affecting the detection accuracy.

[0017] Advantages:

[0018] The cutter diameter detection device of the utility model, including shell, control device and opposite setting transmitter and receiver in the shell, be equipped with fine adjustment assembly for fine adjustment transmitter and receiver relative position in the shell, when cutter diameter detection device production, transmitter and receiver relative position can exist error, through fine adjustment assembly adjustment transmitter and receiver relative position, transmitter and receiver alignment, keep signal output consistency, make cutter measurement more accurate. BRIEF DESCRIPTION OF DRAWINGS

[0019] In order to more clearly illustrate the technical scheme in the embodiments of the utility model or the prior art, the drawings needed to be used in the embodiment or the prior art description will be briefly introduced below, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can be obtained according to the structure shown in these drawings without creative labor.

[0020] Figure 1 The structure diagram of the cutter diameter detection device disclosed by the utility model is shown in the figure.

[0021] Figure 2The utility model discloses a detail view of the cutter diameter detection device of the utility model discloses a cutter diameter detection device.

[0022] Figure 3 The utility model discloses a plan view of the cutter diameter detection device of the utility model discloses a cutter diameter detection device.

[0023] Figure 4 For Figure 3 The sectional view at A-A;

[0024] Figure 5 The utility model discloses a front view of the cutter diameter detection device of the utility model discloses a cutter diameter detection device.

[0025] Figure 6 For Figure 5 The sectional view at B-B.

[0026] The utility model discloses a cutter detection groove.

[0027] The utility model discloses a cutter diameter detection device of the cutter diameter detection device of the utility model discloses a cutter diameter detection device. Specific implementation

[0028] The utility model discloses a cutter diameter detection device of the cutter diameter detection device of the utility model discloses a cutter diameter detection device.

[0029] In the description of the utility model, unless there is definite limitation, the words such as setting, installation, connection should be understood in broad sense, and the person skilled in the art can determine the specific meaning of the above words in the utility model according to the specific content of technical scheme.

[0030] In the description of the utility model, the description of reference terms " an embodiment", " some embodiments", " illustrative embodiment", " example", " specific example" or " some examples" means that the specific features, structures, materials or characteristics described in conjunction with the embodiment or example are contained in at least one embodiment or example of the utility model.

[0031] Refer to Figures 1-6According to the cutter diameter detection device of the embodiment of the utility model, the control device is used for calculating the diameter of the cutter according to the signal received by the receiver 5.

[0032] The shell 1 is further provided with a fine adjustment assembly for fine adjustment of the relative positions of the transmitter 2 and the receiver 5.

[0033] Specifically, the shell 1 is provided with a cutter detection groove 11, two mounting holes are correspondingly arranged on the two sides of the cutter detection groove 11, the transmitter 2 and the receiver 5 are arranged in the two mounting holes respectively, when the transmitter 2 and the receiver 5 have errors in the relative positions during production, the fine adjustment assembly can adjust the relative positions of the transmitter 2 and the receiver 5, so that the transmitter 2 and the receiver 5 are aligned, the consistency of the signal output is maintained, and the cutter measurement is more accurate.

[0034] In order to ensure that the positions of the transmitter 2 and the receiver 5 are more accurate, the transmitter 2 and the receiver 5 can be tested and corrected in terms of the received signal amount, after the receiver 5 receives the light emitted by the transmitter 2, the electrical signal output by the receiver 5 is monitored by using a testing device, whether the detected signal amount meets the requirement of the target signal amount is judged, the target signal amount can be determined according to the light emitted by the transmitter 2, when the target signal amount is deviated, the horizontal position and the vertical position of the transmitter 2 and the receiver 5 are adjusted by the fine adjustment assembly, the adjustment is stopped when the detection reaches the target signal amount, when the detected signal amount meets the requirement of the target signal amount, the system back end can accurately detect the size of the measured cutter in the product test. The testing device is an oscilloscope or other testing instrument.

[0035] The cutter diameter measurement principle is as follows: the movement direction of the cutter is perpendicular to the light emission direction of the transmitter 2, during measurement, the measured cutter moves at a constant speed, so that the receiver 5 receives light-no light is received-receives light again, during measurement, the signal is transmitted to the control device, the control device records the time when no light is received, and the diameter of the cutter can be calculated through the constant speed of the cutter and the time.

[0036] In the embodiment, the light emitted by the transmitter 2 is red light, and laser or other visible light can also be selected, which can be adjusted according to requirements.

[0037] Referring to Figure 1 , 2 and 4, in some embodiments of the utility model, the fine adjustment assembly comprises a first threaded part 9, and the first threaded part 9 is used for adjusting the positions of the transmitter 2 / receiver 5 in the vertical direction respectively.

[0038] In the embodiment, the first screw 9 is arranged at the top end and / or bottom end of the emitter 2 and at the top end and / or bottom end of the receiver 5.

[0039] Referring to Figure 1 , 2 and 6, in some embodiments of the utility model, the fine adjustment assembly further comprises a second screw 10, which is used for adjusting the position of the emitter 2 / receiver 5 in the horizontal direction respectively.

[0040] In the embodiment, the second screw 10 is arranged at one side or both sides of the emitter 2 and at one side or both sides of the receiver 5.

[0041] Referring to Figure 4 , in some embodiments of the utility model, the emitter 2 is externally sleeved with an emission sleeve 3, and the first screw 9 and the second screw 10 abut against the emission sleeve 3.

[0042] Referring to Figure 4 , in some embodiments of the utility model, the emission sleeve 3 is provided with a light exit hole 4 for light emission.

[0043] Referring to Figure 4 , in some embodiments of the utility model, the light exit hole 4 is provided with a transparent sheet 8.

[0044] Referring to Figure 4 , in some embodiments of the utility model, the receiver 5 is externally sleeved with a receiving sleeve 6, and the first screw 9 and the second screw 10 abut against the receiving sleeve 6.

[0045] Referring to Figure 4 , in some embodiments of the utility model, the receiving sleeve 6 is provided with a receiving hole 7 for receiving light.

[0046] Referring to Figure 4 , in some embodiments of the utility model, the receiving hole 7 is provided with a transparent sheet 8, which can prevent dust and other substances from entering the shell 1 and causing damage to the emitter 2 or the receiver 5. In addition, the transparent sheet 8 can be cleaned regularly to avoid the problem of the light exit hole 4 and the receiving hole 7 being blocked, which affects the detection accuracy.

[0047] The above is only the preferred embodiment of the utility model, and does not limit the patent range of the utility model, and any equivalent structural transformation made by using the utility model specification and the drawings, or direct / indirect application in other related technical fields is included in the patent protection range of the utility model.

Claims

1. A tool diameter detecting device characterized by comprising: The device comprises a shell, a control device, and a transmitter and a receiver arranged oppositely inside the shell, the receiver is used for receiving light emitted by the transmitter, and the control device is used for calculating the diameter of the cutter according to the signal received by the receiver. The shell is further provided with a fine adjustment assembly for fine adjustment of the relative positions of the transmitter and the receiver.

2. The tool diameter detecting apparatus according to claim 1, characterized by The fine adjustment assembly comprises first threaded members for adjusting the positions of the transmitter / receiver in the vertical direction, respectively.

3. The tool diameter detecting apparatus according to claim 2, characterized by The fine adjustment assembly further comprises second threaded members for adjusting the positions of the transmitter / receiver in the horizontal direction, respectively.

4. The tool diameter detecting apparatus according to claim 3, characterized by The transmitter is externally sleeved with a transmitting sleeve, and the first threaded members and the second threaded members are in abutment with the transmitting sleeve.

5. The tool diameter detecting apparatus according to claim 4, characterized by The transmitting sleeve is provided with a light outlet hole for light emission.

6. The tool diameter detecting apparatus according to claim 5, characterized by The light outlet hole is provided with a transparent sheet.

7. The tool diameter detecting apparatus according to claim 3, characterized by The receiver is externally sleeved with a receiving sleeve, and the first threaded members and the second threaded members are in abutment with the receiving sleeve.

8. The tool diameter detecting apparatus according to claim 7, characterized by The receiving sleeve is provided with a receiving hole for light reception.

9. The tool diameter detecting apparatus according to claim 8, characterized by The receiving hole is provided with a transparent sheet.

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