CN211927671U

CN211927671U - Laser device for detecting surface defects of metal stamping parts

Info

Publication number: CN211927671U
Application number: CN202020617612.6U
Authority: CN
Inventors: 郭丽彬; 张永刚
Original assignee: Gretel Tianjin Optoelectronics Technology Co ltd
Current assignee: Gretel Tianjin Optoelectronics Technology Co ltd
Priority date: 2020-04-22
Filing date: 2020-04-22
Publication date: 2020-11-13
Anticipated expiration: 2030-04-22

Abstract

The utility model discloses a laser device that metal stamping workpiece surface defect detected, including base and cross slip table, the surface mounting of cross slip table has the sliding seat, and the surface mounting of sliding seat has the laser instrument main part, the base surface mounting of cross slip table one side has the revolving stage, the spacing first anchor clamps of installing in top of revolving stage, the second anchor clamps are installed on the revolving stage top of first anchor clamps one side, and the revolving stage top between first anchor clamps and the second anchor clamps has placed the piece that awaits measuring, tight part in top is all installed on the surface of first anchor clamps and second anchor clamps, the adapter is all installed to the terminal surface around first anchor clamps and the second anchor clamps, and has cup jointed mobilizable side on the adapter and add and hold the mechanism. The utility model discloses a be provided with a series of structures for this laser device can detect the different surfaces of awaiting measuring the piece with the help of the revolving stage, and carries out the centre gripping operation of pertinence, does benefit to and carries out the multiaspect under the effect of same laser instrument and detects.

Description

Laser device for detecting surface defects of metal stamping parts

Technical Field

The utility model relates to a laser instrument technical field specifically is a laser device that metal stamping workpiece surface defect detected.

Background

In the metal processing process, various defects often exist on the metal surface due to the problems of the processing technology or the processing precision, particularly when the surface of a metal stamping part formed by stamping is detected, in the traditional technology, besides an original method of visual inspection through human eyes, various advanced instruments are adopted for detecting the surface defects, such as nondestructive flaw detection, and along with the development of science and technology, the flaw detection method using a laser as a light source is widely used due to the advantages of high detection efficiency and the like.

In the laser device that current metal surface detected, generally fix a position by the laser instrument, metal stamping workpiece is fixed in laser instrument one side and metal scanning by anchor clamps, and during the in-service use, receive the influence of anchor clamps structure, anchor clamps wait the surface contact that detects with metal stamping workpiece easily, can cause the shadow that detects the formation of image to exist from this, and single anchor clamps simple structure, if need treat that the stamping workpiece that detects carries out a plurality of surface detection time-measuring, can't carry out the pertinence centre gripping, still need carry out operations such as the artifical upset of anchor clamps change and metal stamping workpiece self, detection efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a laser device that metal stamping workpiece surface defect detected to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a laser device that metal stamping workpiece surface defect detected, includes the base and installs the cross slip table on the base top, the surface mounting of cross slip table has the sliding seat, and the surface mounting of sliding seat has the laser instrument main part, the base surface mounting of cross slip table one side has the revolving stage, the spacing first anchor clamps of installing in top of revolving stage, the second anchor clamps are installed on the revolving stage top of first anchor clamps one side, and the revolving stage top between first anchor clamps and the second anchor clamps has placed the piece that awaits measuring, tight part in top is all installed on the surface of first anchor clamps and second anchor clamps, the adapter is all installed to the terminal surface around first anchor clamps and the second anchor clamps, and has cup jointed mobilizable side on the adapter and add and hold the mechanism.

Preferably, the top end of the laser main body is provided with an infrared thermal imager.

Preferably, the jacking component is a telescopic cylinder, and the telescopic cylinders of the first clamp and the second clamp are arranged oppositely.

Preferably, the side clamping mechanism comprises an expansion part and a pneumatic finger, the expansion part is movably arranged on the surface of the bearing pipe, and the pneumatic finger is arranged on the end surface of the expansion part.

Preferably, the expansion part comprises a linkage rod and a locking buckle, the linkage rod is movably sleeved inside the adapting pipe, the tail end of the linkage rod transversely extends, the pneumatic finger is installed on the surface of the linkage rod, and the locking buckle is installed at the gap between the linkage rod and the adapting pipe.

Preferably, the surface of the joint of the rotating table and the first clamp and the surface of the joint of the rotating table and the second clamp are provided with slots, and the two sides of each slot are provided with side grooves.

Preferably, a position mark is arranged at the middle position of the top surface of the rotating table below the piece to be detected.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this laser device that metal stamping workpiece surface defect detected, through the sliding seat, can combine to use with the cross slip table, can drive laser instrument main part and thermal infrared imager and carry out the removal of specific position, can carry out the surface scanning detection operation to the metal stamping workpiece of equidimension and shape not, satisfy the actual technology demand, and set up the revolving stage in one side of cross slip table, can regard the revolving stage as the support component that awaits measuring the piece, do benefit to the laser instrument and carry out the scanning operation in one side, and the revolving stage can be atress rotatory, and then make the piece that awaits measuring carry out rotary motion, do benefit to and carry out scanning operation to a plurality of faces that await measuring.

2. This laser device that metal stamping workpiece surface defect detected, through first anchor clamps and second anchor clamps, the two can the exclusive use, can be in single face scanning testing process, step up to the piece that awaits measuring, be convenient for expose a face completely and scan, the two can combine the use, can realize relative step up the effect, need not to step up the small area side of the piece that awaits measuring, can be convenient for detect the side of small area this moment, do benefit to in-service use.

3. This laser device that metal stamping workpiece surface defect detected, through telescopic cylinder, can receive the atmospheric pressure to produce concertina movement, be applicable to not unidimensional piece that awaits measuring, the terminal surface to the piece that awaits measuring extrudees, be convenient for spacing and clamp tightly, through pneumatic finger, can be when actually pressing from both sides tightly, under the condition of not waiting to detect end face contact, add the terminal surface that holds and detect the terminal surface and close on, be convenient for carry out centre gripping and fixed to the little terminal surface region of piece that awaits measuring, through the trace, can accept the pipe relatively and carry out the position motion, and then change the actual position of pneumatic finger, be convenient for adjust the use to the piece that awaits measuring of not unidimensional.

4. This laser device that metal stamping workpiece surface defect detected, through the slot to use with the side groove combination, during the in-service use, can make the member bottom of first anchor clamps and second anchor clamps spacing install on the revolving stage, and realize down spacing fixed, through the position sign, there is certain scale and sign region, lie in the revolving stage intermediate position, can place the circumstances of awaiting measuring under the piece initially, will await measuring and arrange revolving stage intermediate position department in, the follow-up going on of operations such as pressing from both sides tightly of being convenient for.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention;

FIG. 2 is an enlarged view of a portion of FIG. 1;

fig. 3 is a top view of the rotary table of the present invention.

In the figure: 1. a base; 2. a cross sliding table; 3. a laser main body; 4. a sliding seat; 5. a thermal infrared imager; 6. a piece to be tested; 7. a first clamp; 8. a second clamp; 9. a rotating table; 10. a pneumatic finger; 11. A linkage rod; 12. a telescopic cylinder; 13. a locking buckle; 14. a bearing pipe; 15. a slot; 16. a side groove; 17. and (5) identifying the position.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1 to fig. 3, the laser device for detecting surface defects of metal stamping parts of this embodiment includes a base 1 and a cross-shaped sliding table 2 installed on the top end of the base 1, the base 1 supports the cross-shaped sliding table 2, the cross-shaped sliding table 2 is a general cross-shaped guide rail component, if a pneumatic guide rail is selected, a sliding seat 4 is installed on the surface of the cross-shaped sliding table 2, the sliding seat 4 is installed on the cross-shaped sliding table 2 in a limited manner, and can be pushed by the pneumatic component to move along the cross-shaped sliding table 2, and a laser main body 3 is installed on the surface of the sliding seat 4, a semiconductor laser with a maximum power of 500W can be selected, and generates a diffused laser beam to irradiate on the surface of the stamping part to be detected, a rotating table 9 is installed on the surface of the base 1 on one side of the cross-shaped sliding table 2, the top end of a rotating platform 9 at one side of the first clamp 7 is provided with a second clamp 8, the first clamp 7 and the second clamp 8 are similar in structure, and are oppositely arranged, a piece to be measured 6 is placed at the top end of a rotating platform 9 between a first clamp 7 and a second clamp 8, namely, the piece 6 to be tested of the metal stamping part is positioned between the first clamp 7 and the second clamp 8, and in actual use, the first clamp 7 or the second clamp 8 can be used independently, the surfaces of the first clamp 7 and the second clamp 8 are provided with tightening parts, when the two are used simultaneously, the piece to be measured 6 is limited and fixed by the jacking component, the front and back end surfaces of the first clamp 7 and the second clamp 8 are both provided with the adapting pipe 14, the adapting pipe 14 extends along the front and back directions and is hollow, and a movable side clamping mechanism is sleeved on the adapting pipe 14, so that the side of the piece to be detected 6 can be clamped and fixed.

Specifically, the thermal infrared imager 5 is installed at the top end of the laser main body 3, an infrared detection effect can be generated, the area of the to-be-detected piece 6 irradiated by laser is subjected to infrared detection, and infrared heat is detected to form an infrared image which is transmitted to a computer connected with the infrared image.

Furthermore, the jacking component is a telescopic cylinder 12 and can be changed by air pressure, so that a telescopic effect is generated, the size is changed, the telescopic cylinder is suitable for the to-be-detected pieces 6 with different sizes, the first clamp 7 and the telescopic cylinder 12 of the second clamp 8 are oppositely arranged, the end faces of the to-be-detected pieces 6 are relatively extruded, and a cushion pad can be arranged on the surface of the telescopic cylinder 12 when necessary.

Further, the side clamping mechanism comprises an expansion part and a pneumatic finger 10, the expansion part is movably arranged on the surface of the bearing pipe 14 and can perform limiting movement relative to the bearing pipe 14, the pneumatic finger 10 is arranged on the end face of the expansion part and is an execution device which is used for clamping or grabbing a workpiece and takes compressed air as power, when the pneumatic finger is actually clamped, the end face close to the detection end face is clamped under the condition that the pneumatic finger 10 is not in contact with the end face to be detected, and the small end face area of the workpiece to be detected 6 is clamped and fixed conveniently.

Further, the expansion part comprises a linkage rod 11 and a locking buckle 13, the linkage rod 11 is movably sleeved inside the bearing pipe 14, the linkage rod 11 can move relative to the bearing pipe 14 under the condition of stress, the tail end of the linkage rod 11 transversely extends, namely, the tail end of the linkage rod 11 is distributed in a right-angle state with the main body of the linkage rod 11, the pneumatic finger 10 is installed on the surface of the linkage rod 11, the pneumatic finger 10 can be driven to move under the condition that the linkage rod 11 moves, the locking buckle 13 is installed at the gap between the linkage rod 11 and the bearing pipe 14, the locking buckle 13 is similar to a part for adjusting the height of the seat rod of the bicycle, the locking buckle can be loosened under the condition that the position of the linkage rod 11 is adjusted, and the linkage rod 11 is pushed up and fixed after the adjustment is completed.

Further, the junction surface of revolving stage 9 and first anchor clamps 7 and revolving stage 9 and second anchor clamps 8 all is provided with slot 15, and slot 15 has certain degree of depth, can regard as the spacing cell body of first anchor clamps 7 and second anchor clamps 8, and the both sides of slot 15 all are provided with side groove 16, combines with the bolt of first anchor clamps 7 and 8 bottom fixed mountings of second anchor clamps, and the bolt can be inserted inside side groove 16, and then makes first anchor clamps 7 and 8 circumference position of second anchor clamps fixed.

Furthermore, the position mark 17 is installed at the middle position of the top surface of the rotating platform 9 below the piece to be measured 6, a certain scale and a mark area exist, the position mark is located at the middle position of the rotating platform 9, the piece to be measured 6 can be placed at the middle position of the rotating platform 9 under the condition that the piece to be measured 6 is initially placed, and subsequent clamping and other operations are facilitated.

The using method of the embodiment comprises the following steps: when in use, the device is connected with an external power supply, and is connected with a computer equipped with the device through a lead wire, and is equipped with a pneumatic control component, according to the actual use requirement, if a single large-area of the piece to be detected 6 is detected, the piece to be detected 6 can be placed at the top end of the rotating platform 9 along the position mark 17, and a single clamp, namely the first clamp 7 or the second clamp 8, is installed at the position of the surface opposite to the surface to be detected, when in actual installation, fixing parts such as a pin bolt can be installed to improve the installation stability, after the clamps are installed along the slot 15 and the side groove 16, the locking buckle 13 is loosened, two linking rods 11 in different directions are manually driven to carry out relative position motion along different bearing pipes 14, so that the linking rods 11 drive the pneumatic fingers 10 to change positions, and the pneumatic fingers 10 can be clamped on the surface opposite to the detection surface and the surface adjacent to the detection surface, actually, the small end faces of the side edges of the piece to be detected 6 can be clamped and limited, the rotary table 9 rotates to enable the detection surface of the piece to be detected 6 to be opposite to the laser main body 3, the laser main body 3 generates laser beams to irradiate the surface to be detected, the thermal infrared imager 5 carries out infrared heat scanning, signals are transmitted to a computer to form a thermal image picture, when the side edges of the piece to be detected 6 need to be detected, the first clamp 7 and the second clamp 8 can be used simultaneously, the linkage rod 11 and even the pneumatic finger 10 are dismounted, the telescopic cylinder 12 is started, the telescopic cylinders 12 of the first clamp 7 and the second clamp 8 are simultaneously extended, the piece to be detected 6 between the first clamp 7 and the second clamp is simultaneously extruded and clamped, the limiting effect of the large end faces is achieved, the small end faces on two sides of the large end faces are completely exposed, the rotary table 9 can be started to rotate, and the side end faces are opposite to the, so as to facilitate the actual detection operation.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a laser device that metal stamping workpiece surface defect detected, includes base (1) and installs cross slip table (2) on base (1) top, its characterized in that: the surface mounting of cross slip table (2) has sliding seat (4), and the surface mounting of sliding seat (4) has laser instrument main part (3), base (1) surface mounting of cross slip table (2) one side has revolving stage (9), first anchor clamps (7) are spacing installed on the top of revolving stage (9), second anchor clamps (8) are installed on revolving stage (9) top of first anchor clamps (7) one side, and have placed on revolving stage (9) top between first anchor clamps (7) and second anchor clamps (8) and await measuring piece (6), tight part in top is all installed on the surface of first anchor clamps (7) and second anchor clamps (8), receiving pipe (14) are all installed to terminal surface around first anchor clamps (7) and second anchor clamps (8), and have cup jointed mobilizable side on receiving pipe (14) and have added and hold the mechanism.

2. The laser device for detecting the surface defects of the metal stamping part according to claim 1, characterized in that: and the top end of the laser main body (3) is provided with a thermal infrared imager (5).

3. The laser device for detecting the surface defects of the metal stamping part according to claim 1, characterized in that: the jacking component is a telescopic cylinder (12), and the telescopic cylinders (12) of the first clamp (7) and the second clamp (8) are arranged in opposite directions.

4. The laser device for detecting the surface defects of the metal stamping part according to claim 1, characterized in that: the side clamping mechanism comprises an expansion part and a pneumatic finger (10), the expansion part is movably arranged on the surface of the bearing pipe (14), and the pneumatic finger (10) is arranged on the end surface of the expansion part.

5. The laser device for detecting the surface defects of the metal stamping part according to claim 4, characterized in that: the expansion part comprises a linkage rod (11) and a locking buckle (13), the linkage rod (11) is movably sleeved inside the bearing pipe (14), the tail end of the linkage rod (11) extends transversely, the pneumatic finger (10) is installed on the surface of the linkage rod (11), and the locking buckle (13) is installed at the gap between the linkage rod (11) and the bearing pipe (14).

6. The laser device for detecting the surface defects of the metal stamping part according to claim 1, characterized in that: the surface of the joint of the rotating table (9) and the first clamp (7) and the joint of the rotating table (9) and the second clamp (8) are provided with slots (15), and the two sides of each slot (15) are provided with side grooves (16).

7. The laser device for detecting the surface defects of the metal stamping part according to claim 6, characterized in that: and a position mark (17) is arranged at the middle position of the top surface of the rotating platform (9) below the piece to be detected (6).