Device for detecting thickness of surface coating of circular saw blade

Abstract

The utility model belongs to the technical field of machinery, and particularly relates to a circular saw blade surface coating thickness detection device which comprises a base, a rotating mechanism and a detection mechanism are sequentially arranged on the base, a mounting plate is arranged on the base, and the detection mechanism comprises a supporting seat, a push rod motor, a sliding rail, a sliding block, a laser sensor and an eddy current sensor. The supporting seat is vertically arranged on the base, the push rod motor is horizontally arranged on the supporting seat, the sliding rail is arranged on the inner side wall of the mounting plate, the sliding block is slidably connected to the sliding rail, the end of a push rod of the push rod motor is connected with the sliding block through a connecting block, and the laser sensor and the eddy current sensor are coaxially integrated on the same detection probe and mounted on the lower portion of the connecting block. According to the utility model, the detection range forms a spiral track to cover the whole surface of the circular saw blade, including grooves between saw teeth of the circular saw blade, and a non-contact measurement mode avoids damage to a coating and reduces errors generated by measurement at the same time.

Description

TECHNICAL FIELD

[0001] The utility model belongs to mechanical technical field, concretely relates to a circular saw blade surface coating thickness detection device. BACKGROUND

[0002] Circular saw blade is a kind of very practical cutting tool, and the thickness of circular saw blade surface coating (such as diamond coating, titanium nitride coating, etc.) will directly affect its cutting performance and service life, and the detection method of the existing device mostly adopts contact type measuring instrument, which is easy to scratch coating surface, affects precision, and the traditional eddy current or optical detection requires high flatness of coating surface, and the tooth part of circular saw blade is uneven, and there are problems such as large measurement error, therefore, it is very necessary to design a circular saw blade surface coating thickness detection device. SUMMARY

[0003] The utility model discloses a kind of circular saw blade surface coating thickness detection devices for the above problems existing in prior art.

[0004] The utility model discloses a kind of circular saw blade surface coating thickness detection devices, including base, its characterized in that, rotation mechanism and detection mechanism are sequentially arranged on the base, installation plate is arranged on the base, the detection mechanism includes support seat, push rod motor, slide rail, sliding block, laser sensor and eddy current sensor, the support seat is vertically arranged on base, the push rod motor is horizontally arranged on support seat, the slide rail is arranged in the inner side wall of installation plate, the sliding block is slidably connected on slide rail, the push rod end of push rod motor is connected with sliding block by connecting block, the laser sensor and the eddy current sensor are coaxially integrated in same detection probe and are installed in the lower part of connecting block, the front end processor of eddy current sensor is set on installation plate, and the front end processor of eddy current sensor is connected with the probe of eddy current sensor by cable.

[0005] The utility model discloses a kind of circular saw blade surface coating thickness detection devices, including base, its characterized in that, rotation mechanism and detection mechanism are sequentially arranged on the base, installation plate is arranged on the base, the detection mechanism includes support seat, push rod motor, slide rail, sliding block, laser sensor and eddy current sensor, the support seat is vertically arranged on base, the push rod motor is horizontally arranged on support seat, the slide rail is arranged in the inner side wall of installation plate, the sliding block is slidably connected on slide rail, the push rod end of push rod motor is connected with sliding block by connecting block, the laser sensor and the eddy current sensor are coaxially integrated in same detection probe and are installed in the lower part of connecting block, the front end processor of eddy current sensor is set on installation plate, and the front end processor of eddy current sensor is connected with the probe of eddy current sensor by cable.

[0006] The rotating mechanism comprises a rotating motor, a rotating table, a positioning column and a fixed rubber ring, the rotating motor is arranged in the base, the output shaft of the rotating motor is arranged vertically upward, the rotating table is connected to the end of the output shaft of the rotating motor, the rotating table is provided with the positioning column in the center, and the fixed rubber ring is matched with the positioning column in a gap.

[0007] According to the size of the circular saw blade, the positioning column is arranged, the circular saw blade is arranged, the circular saw blade is limited and fixed through the fixed rubber ring, the rotating motor is started, and the circular saw blade is uniformly rotated.

[0008] The positioning column is threadedly connected to the rotating table, and can be matched with positioning columns of different sizes.

[0009] According to the size of the circular saw blade, the positioning column is arranged, the circular saw blade is arranged, the circular saw blade is limited and fixed through the fixed rubber ring, the rotating motor is started, and the circular saw blade is uniformly rotated.

[0010] The base is further provided with a control unit, and the control unit is integrated with a signal processor, a display screen and an operation panel.

[0011] According to the size of the circular saw blade, the positioning column is arranged, the circular saw blade is arranged, the circular saw blade is limited and fixed through the fixed rubber ring, the rotating motor is started, and the circular saw blade is uniformly rotated.

[0012] The laser sensor and the eddy current sensor are isolated by using a non-metallic material.

[0013] According to the size of the circular saw blade, the positioning column is arranged, the circular saw blade is arranged, the circular saw blade is limited and fixed through the fixed rubber ring, the rotating motor is started, and the circular saw blade is uniformly rotated.

[0014] Compared with the prior art, the circular saw blade surface coating thickness detection device has the advantages that: the rotating mechanism and the detection mechanism are arranged, the laser sensor and the eddy current sensor are integrated in the same probe, the measurement points are overlapped, the rotating mechanism and the detection mechanism are matched, the detection probe moves radially while the circular saw blade rotates, the detection range forms a spiral track covering the whole surface of the circular saw blade, including the grooves between the saw teeth of the circular saw blade, and the non-contact measurement mode avoids damage to the coating and reduces the measurement error. BRIEF DESCRIPTION OF DRAWINGS

[0015] Figure 1 It is a plane structure schematic of the utility model Figure 1 ;

[0016] Figure 2 It is a plane structure schematic of the utility model Figure 2 ;

[0017] Figure 3 It is a schematic view of the positioning column in the utility model;

[0018] In the figure, 1, base; 2, rotating mechanism; 21, rotating motor; 22, rotating workbench; 23, positioning column; 24, fixed rubber ring; 3, detection mechanism; 31, push rod motor; 32, sliding rail; 33, sliding block; 34, laser sensor; 35, eddy current sensor; 345, detection probe; 351, preamplifier; 352, cable; 36, connecting block; 4, mounting plate; 5, control unit; 6, support seat. DETAILED DESCRIPTION

[0019] The following is a specific embodiment of the utility model and further describes the technical scheme of the utility model in combination with the drawings, but the utility model is not limited to these embodiments.

[0020] As Figures 1-3 shown, the surface coating thickness detection device of the circular saw blade, including base 1, base 1 is sequentially provided with rotating mechanism 2 and detection mechanism 3, base 1 is provided with mounting plate 4, detection mechanism 3 includes support seat 6, push rod motor 31, sliding rail 32, sliding block 33, laser sensor 34 and eddy current sensor 35, support seat 6 is vertically arranged on base 1, push rod motor 31 is horizontally arranged on support seat 6, sliding rail 32 is arranged on the inner wall of mounting plate 4, sliding block 33 is slidingly connected on sliding rail 32, the push rod end of push rod motor 31 is connected with sliding block 33 through connecting block 36, laser sensor 34 and eddy current sensor 35 are coaxially integrated in the same detection probe 345 and are installed at the lower part of connecting block 36, the preamplifier 351 of eddy current sensor 35 is arranged on mounting plate 4, and the preamplifier 351 of eddy current sensor 35 and the probe of eddy current sensor 35 are connected through cable 352.

[0021] Rotating mechanism 2 includes rotating motor 21, rotating workbench 22, positioning column 23 and fixed rubber ring 24, rotating motor 21 is arranged in base 1, the output shaft of rotating motor 21 is vertically upward, rotating workbench 22 is connected at the output shaft end of rotating motor 21, rotating workbench 22 has positioning column 23 at the center, and fixed rubber ring 24 is gap fitted with positioning column 23.

[0022] With the above structure, according to the size of the circular saw blade, the positioning column 23 is loaded, and then the circular saw blade is placed, and the circular saw blade is limited and fixed by the fixed rubber ring 24, and the rotating motor 21 is started to drive the circular saw blade to rotate at a constant speed.

[0023] The positioning column 23 is threadedly connected with the rotating workbench 22, and can cooperate with positioning columns 23 of different sizes, in this embodiment, the circular saw blade with a diameter of 100-500mm can be adapted, and with the above structure, the positioning column 23 can be replaced according to the size of the circular saw blade.

[0024] The base 1 is further provided with a control unit 5, which integrates a signal processor, a display screen and an operation panel; through the arrangement of the control unit 5, the control unit 5 electrically connects each component through the signal processor, and an operator inputs information such as the saw blade diameter on the operation panel, and the control unit 5 receives data and calculates the coating thickness after detection.

[0025] The laser sensor 34 and the eddy current sensor 35 are isolated by using a non-metallic material; through the above structure, the measurement points are ensured to coincide, and mutual interference is avoided.

[0026] The working principle of the utility model is as follows: the operator places the circular saw blade to be detected on the rotating workbench 22 and fixes it, drives the circular saw blade to rotate uniformly through the rotating mechanism 2 with the center of the circular saw blade as a circle, simultaneously drives the connecting block 36 to move through the push rod motor 31 and the sliding block 33 sliding on the sliding rail 32, so that the detection probe 345 moves along the radial direction of the circular saw blade, the detection probe 345 moves radially while the circular saw blade rotates, forms a spiral track covering the whole surface of the circular saw blade, including the grooves between the saw teeth of the circular saw blade, in this embodiment, if the substrate thickness is known, the total thickness of the circular saw blade is detected by the laser sensor 34, the substrate thickness is detected by the eddy current sensor 35, and the coating thickness is equal to the difference between the two; if the substrate thickness is unknown, but the coating and substrate interface is clear, the surface position of the circular saw blade is detected by the laser sensor 34, the substrate position is detected by the eddy current sensor 35, and the coating thickness is equal to the difference between the two; the detected data is displayed on the display of the control unit 5 in real time, the non-contact measurement method avoids damaging the coating, and can also accurately measure the uneven saw teeth, reduces the measurement error and increases the detection efficiency.

[0027] The above components are all general standard components or components known to those skilled in the art, and their structures and principles can be known by the skilled person through a technical manual or through a conventional experimental method.

[0028] The specific embodiments described herein are merely illustrative of the spirit of the utility model. Those skilled in the art to which the utility model belongs can make various modifications or supplements to the described specific embodiments or replace them with similar ways, but will not deviate from the spirit of the utility model or exceed the scope defined by the appended claims.

Claims

1. A device for detecting the surface coating thickness of a circular saw blade, comprising a base (1), characterized in that, A rotating mechanism (2) and a detection mechanism (3) are sequentially arranged on the base (1). A mounting plate (4) is provided on the base (1). The detection mechanism (3) includes a support base (6), a push rod motor (31), a slide rail (32), a slider (33), a laser sensor (34), and an eddy current sensor (35). The support base (6) is vertically arranged on the base (1). The push rod motor (31) is horizontally arranged on the support base (6). The slide rail (32) is arranged on the inner side wall of the mounting plate (4). The slider (33) The push rod of the push rod motor (31) is connected to the slider (33) via a connecting block (36). The laser sensor (34) and the eddy current sensor (35) are coaxially integrated on the same detection probe (345) and installed on the lower part of the connecting block (36). The preamplifier (351) of the eddy current sensor (35) is set on the mounting plate (4). The preamplifier (351) of the eddy current sensor (35) and the probe of the eddy current sensor (35) are connected via a cable (352).

2. The device for detecting the surface coating thickness of a circular saw blade according to claim 1, characterized in that, The rotating mechanism (2) includes a rotary motor (21), a rotary worktable (22), a positioning column (23), and a fixing rubber ring (24). The rotary motor (21) is located inside the base (1). The output shaft of the rotary motor (21) is vertically upward. The rotary worktable (22) is connected to the end of the output shaft of the rotary motor (21). The rotary worktable (22) has a positioning column (23) at its center. The fixing rubber ring (24) is clearance-fitted with the positioning column (23).

3. The circular saw blade surface coating thickness detection device according to claim 2, characterized in that, The positioning pin (23) is threadedly connected to the rotary table (22) and can be matched with positioning pins (23) of different sizes.

4. The circular saw blade surface coating thickness detection device according to claim 1, characterized in that, The base (1) is also provided with a control unit (5), which integrates a signal processor, a display screen and an operation panel.

5. The circular saw blade surface coating thickness detection device according to claim 1, characterized in that, The laser sensor (34) and the eddy current sensor (35) are isolated using a non-metallic material.

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