CN111678473A - Rapid inspection tool for rivet position of riveted parts - Google Patents

Abstract

The invention discloses a rapid inspection tool for checking the rivet position of a riveting piece, comprising a tool base, a detection block, and a product positioning device. The product positioning device can fix a product to be detected at a designated position, and the inspection block can follow a designated path. It is slidably installed on the base of the inspection tool, and the detection block is provided with an open slot for insertion of rivets within the tolerance range on the product to be inspected. If the position of the rivet on the product is within the tolerance range, the rivet on the product can just be inserted into the opening groove on the detection block, otherwise it cannot slide into the opening groove of the detection block. This inspection tool can quickly realize the position of the rivet on the product The precise detection of rivets ensures that the rivets are within the tolerance range, which can realize the rapid and full inspection of the product, and can improve the efficiency of product inspection, and there is no technical requirement for the inspection personnel, saving labor and inspection costs, and ensuring the safety of product use.

Description

Rapid inspection tool for rivet position of riveted parts

technical field

The invention relates to an inspection tool, in particular to a fast inspection tool for checking the rivet position of a riveting piece.

Background technique

The rivets on the product need to be riveted by punching. Due to the size fluctuations in the punching and riveting process, the rivet position fluctuates. Rapid detection of rivet positions on parts is required during production. At present, the position of rivets on the product is detected by three-coordinate measurement. Because the speed of three-coordinate measurement is slow, it affects the efficiency of product inspection, and it is difficult to achieve full inspection, burying hidden dangers for product use.

SUMMARY OF THE INVENTION

In order to overcome the above-mentioned defects, the present invention provides a rivet position rapid inspection tool for riveting parts, which can quickly and efficiently detect the rivet position on the product.

The technical solution adopted by the present invention in order to solve the technical problem is as follows: a rapid inspection tool for rivet position inspection of riveting parts, comprising a tool base, a detection block, and a product positioning device, and the product positioning device can fix the product to be detected. At a specified position, the detection block can be slidably installed on the base of the inspection tool along a specified path, and the detection block is provided with an open slot for insertion of rivets within the tolerance range on the product to be tested.

As a further improvement of the present invention, the product positioning device includes a positioning pin and a clamping mechanism, at least two positioning pins are fixedly installed on the base of the inspection tool, and at least two holes on the product to be inspected can be inserted in one-to-one correspondence. Set on the positioning pin, the clamping mechanism can clamp and release the product to be inspected.

As a further improvement of the present invention, the locating pin is a T-shaped structure with a lower diameter larger than an upper end diameter, the upper hole of the product can be sleeved on the outer side of the upper end of the locating pin, and the lower surface of the product stops between the two ends of the locating pin on the stairs.

As a further improvement of the present invention, the clamping mechanism includes a supporting block, a clamping block and a clamping driving device, the supporting block is fixedly installed on the base of the inspection tool, and the supporting block can just be supported on the underside surface of the product to be inspected, The pressing block can be installed on the top of the supporting block so as to be able to move vertically up and down, and the clamping driving device can drive the clamping block to move up and down.

As a further improvement of the present invention, the clamping drive device is any one of a quick clamp, an air cylinder and a motor-driven screw nut mechanism.

As a further improvement of the present invention, the structure that the detection block can slide along a specified path and is installed on the inspection tool base is as follows: at least two detection limit pieces are fixed at intervals on the inspection tool base, and parallel and spaced apart on the detection block There are at least two sliding grooves extending along the opening direction of the opening groove, and each detection limiter can be inserted into each sliding groove of the detection block in a relatively sliding manner.

As a further improvement of the present invention, a detection switch and a detection result output device are also provided, the detection switch is fixedly installed on the base of the inspection tool, and the detection result output device can sense the position of the detection block and transmit a signal to the detection result output device. The output device can send out a qualified signal or a bad signal according to the detection switch signal.

As a further improvement of the present invention, a detection block guiding device is also provided. The detection block guiding device is fixedly installed on the base of the inspection tool. The guiding device is provided with a matching inclined protrusion, and the inclined protrusion can be inserted into the inclined opening structure on the detection block.

As a further improvement of the present invention, the detection base is provided with several sets of detection blocks, detection limiters and product positioning devices, and a linkage mechanism, which can drive each detection block to slide synchronously.

As a further improvement of the present invention, a control system, a product sensing device and a detection driving device are also provided. The product sensing device can sense the product fixedly positioned on the product positioning device and transmit a signal to the control system, and the detection driving device can be linked by linkage The mechanism drives each detection block to slide synchronously, and the control system controls the detection drive to start and stop.

The beneficial effects of the present invention are: the present invention fixes the product to be detected on the base of the inspection tool, and then slides the inspection block. If the position of the rivet on the product is within the tolerance range, the rivet on the product can just be inserted into the opening groove on the inspection block. Otherwise, it will be blocked by the side wall of the detection block and cannot slide into the opening groove of the detection block. The detection tool can quickly realize the accurate detection of the position of the rivet on the product, ensure that the rivet is within the tolerance range, and can realize the rapid and complete inspection of the product. Inspection can improve product inspection efficiency, and there is no technical requirement for inspectors, saving labor and inspection costs, and ensuring product safety.

Description of drawings

Fig. 1 is the perspective view of the present invention;

Fig. 2 is the front view of the present invention;

Figure 3 is a top view of the present invention.

Detailed ways

Example: A rapid inspection tool for rivet position inspection of riveting parts, including a tool base 1, a detection block 2 and a product positioning device, the product positioning device can fix the product 4 to be detected at a designated position, and the detection block 2 can be The designated path is slidably installed on the inspection tool base 1, and the inspection block 2 is provided with an open groove 5 only for the rivets on the product 4 to be inspected within the tolerance range to be inserted. During detection, the product 4 to be tested is fixed and positioned at the designated position of the inspection tool base 1 by the product positioning device, and then the detection block 2 is slid. When the detection block 2 slides to the preset detection position, the opening slot 5 on the detection block 2 It is just at the rivet position of the qualified product 4. If the rivet position on the product to be tested is within the tolerance range, it can be inserted into the opening slot 5 on the test block 2. If the rivet position on the product to be tested 4 exceeds the tolerance range, the rivet It will be blocked on the side wall of the detection block 2 and cannot be inserted into the opening slot 5 of the detection block 2. This inspection tool can quickly detect the position of the rivet on the product to be tested 4, without the use of measuring instruments, high detection efficiency, and low requirements for inspection personnel. , can be detected online.

The product positioning device includes a positioning pin 6 and a clamping mechanism. At least two positioning pins 6 are fixedly installed on the inspection tool base 1, and at least two holes on the product 4 to be detected can be inserted in the positioning device in a one-to-one correspondence. On the pin 6, the clamping mechanism is able to clamp and release the product 4 to be inspected. When the product 4 is positioned, it is only necessary to set two or more existing holes on the product 4 on the positioning pin 6 to realize the positioning of the product 4 in the horizontal direction, and then clamp the product 4 through the clamping mechanism. The fixed positioning of the product 4 can be realized immediately, and the positioning is accurate and fast. In addition, a card slot or a retaining wall that matches the shape of the product 4 can be set on the inspection tool base 1 to realize the positioning of the product 4. Equivalent replacement structures that are easily conceived by this patent belong to the scope of protection of this patent.

The positioning pin 6 is a T-shaped structure with a lower diameter larger than the upper diameter, the upper hole of the product 4 can be sleeved on the outer side of the upper end of the positioning pin 6, and the lower surface of the product 4 stops at the step between the two ends of the positioning pin 6. face. The stepped surface of the positioning pin 6 can support the lower surface of the product 4 to be tested, so as to avoid the deformation of the product 4 during testing.

The clamping mechanism includes a support block 7, a clamp block 8 and a clamp drive device 9. The support block 7 is fixedly installed on the inspection tool base 1, and the support block 7 can just be supported on the lower surface of the product 4 to be inspected. The pressing block can be mounted on the support block 7 just above the support block 7 which can move up and down in the longitudinal direction, and the clamping driving device 9 can drive the clamping block 8 to move up and down. The lower surface of the product 4 is supported by the support block 7 , and then the product 4 is pressed and clamped by the clamping block 8 .

The clamping drive device 9 is any one of a quick clamp, an air cylinder and a motor-driven screw nut mechanism.

The structure of the detection block 2 installed on the inspection tool base 1 that can slide along a designated path is as follows: at least two detection limit pieces 3 are fixed at intervals on the inspection tool base 1, and parallel and spaced apart on the detection block 2 are provided. At least two sliding grooves 10 extending along the opening direction of the opening groove 5 are inserted into the sliding grooves 10 of the detection block 2 in a relative sliding manner. The sliding direction and sliding distance of the detection block 2 are limited by more than two detection limiters 3, so that the detection block 2 can slide along the specified trajectory within the required range, and the position of the rivet on the product 4 can be detected. At the same time, Restricted by the detection limiter 3, the detection block 2 cannot continue to slide forward after sliding to the detection position, preventing the detection block 2 from hitting the qualified rivets on the product 4 and avoiding damage to the rivets.

There is also a detection switch 11 and a detection result output device. The detection switch 11 is fixedly installed on the inspection tool base 1. The detection result output device can sense the position of the detection block 2 and transmit a signal to the detection result output device. The detection result output device can According to the signal of the detection switch 11, a good signal or a bad signal is issued. When the position of the rivet on the product 4 is qualified, the detection block 2 can slide to the final detection position. At this time, the detection switch 11 is just triggered. The detection switch 11 transmits the signal to the detection result output device, and the detection result output device outputs the detection result, which is convenient The testing personnel can make a quick judgment, in which the testing switch 11 can be a micro switch, a photoelectric switch, etc., and the testing result output device can be a sounder, such as an alarm, a buzzer, etc., or a light, such as a green light if qualified On, if it fails, the red light is on, and so on.

There is also a detection block guiding device 12, the detection block guiding device 12 is fixedly installed on the inspection tool base 1, and the detection block 2 is provided with an inclined opening structure that has an included angle with the opening of the opening slot 5, and the detection block is guided. The device 12 is provided with a matching inclined protrusion, and the inclined protrusion can be inserted into the inclined opening structure on the detection block 2 . The device can ensure that the position of the opening groove 5 of the detection block 2 is just within the tolerance range of the rivet on the qualified product 4 when the detection block 2 slides to the detection position, avoiding the position error of the opening groove 5, ensuring the detection accuracy, and the inclined opening structure on the detection block 2. The opening is preferably provided with a chamfer, so as to realize the guidance of the inclined bump on the detection block guiding device 12 and avoid collision.

The detection base is provided with several groups of detection blocks 2 , detection limiters 3 and product positioning devices, and is also provided with a linkage mechanism, which can drive each detection block 2 to slide synchronously. This structure can realize the simultaneous detection of multiple products 4 , greatly improving the detection efficiency, and the multiple products 4 can be products 4 of the same specification or products 4 of similar specifications.

There is also a control system, a product 4 sensing device and a detection driving device, the product 4 sensing device can sense the product 4 fixedly positioned on the product positioning device and transmit a signal to the control system, and the detection driving device can drive each detection through a linkage mechanism. Block 2 slides synchronously, and the control system controls the start and stop of the detection drive. The product 4 sensing device senses that the product 4 has been fixed and positioned to realize automatic detection, and the control system can also control the clamping device to automatically clamp the product 4, realize automatic clamping, fixing and detection, improve detection intelligence, and save labor. Improve detection efficiency.

Claims (10)

1. A rapid inspection tool for rivet position inspection of riveting parts, characterized in that: it comprises a inspection tool base (1), a detection block (2), and a product positioning device, and the product positioning device can detect the product (4) to be detected. Fixed at a designated position, the detection block can be slidably installed on the base of the inspection tool along a designated path, and the detection block is provided with an open groove (5) for insertion of rivets within the tolerance range on the product to be inspected. 2. The rapid inspection tool for rivet position inspection of riveting parts according to claim 1, characterized in that: the product positioning device comprises a positioning pin (6) and a clamping mechanism, and at least two positioning pins are fixedly installed on the base of the inspection tool , at least two holes on the product to be tested can be inserted on the positioning pins in a one-to-one correspondence, and the clamping mechanism can clamp and release the product to be tested. 3. The rivet position quick inspection tool for riveting parts according to claim 2, characterized in that: the positioning pin is a T-shaped structure with a lower end diameter larger than an upper end diameter, and the upper hole of the product can be sleeved on the outer side of the upper end of the positioning pin. , and the lower surface of the product stops on the stepped surface between the two ends of the positioning pin. 4. The rapid inspection tool for rivet position inspection of riveting parts according to claim 2, characterized in that: the clamping mechanism comprises a support block (7), a clamping block (8) and a clamping driving device (9), the support The block is fixedly installed on the base of the inspection tool, the support block can just be supported on the underside surface of the product to be tested, the pressing block can be installed vertically above the support block, and the clamping drive device can drive the clamping block clamp Block lifting movement. 5 . The rapid inspection tool for rivet position inspection of riveting parts according to claim 4 , wherein the clamping drive device is any one of a quick clamp, an air cylinder and a motor-driven screw nut mechanism. 6 . 6 . The rapid inspection tool for rivet position inspection of riveting parts according to claim 1 , wherein the detection block can be slid along a specified path and is installed on the inspection tool base as follows: spaced fixed devices on the inspection tool base. 7 . There are at least two detection limit pieces (3), at least two chute (10) extending along the opening direction of the opening slot are provided on the detection block in parallel and spaced apart, and each detection limit piece can be relatively slidably inserted in the detection block in each chute. 7. The rapid inspection tool for rivet position inspection of riveting parts according to claim 6, characterized in that: a detection switch (11) and a detection result output device are also provided, the detection switch is fixedly installed on the base of the inspection tool, and the detection result The output device can sense the position of the detection block and transmit the signal to the detection result output device, and the detection result output device can send out a qualified signal or a bad signal according to the detection switch signal. 8. The inspection tool for rapid inspection of the rivet position of the riveting part according to claim 7, characterized in that: a detection block guiding device (12) is further provided, and the detection block guiding device is fixedly installed on the inspection tool base to detect The block is provided with an inclined opening structure that has an included angle with the opening of the opening slot, and the detection block guiding device is provided with a matching inclined protrusion, which can be inserted into the inclined opening structure on the detection block. . 9 . The rapid inspection tool for rivet position inspection of riveting parts according to claim 1 or 8, characterized in that: the detection base is provided with several groups of detection blocks, detection limiters and product positioning devices, as well as a linkage mechanism , the linkage mechanism can drive each detection block to slide synchronously. 10. The rapid inspection tool for rivet position inspection of riveting parts according to claim 9, characterized in that: a control system, a product sensing device and a detection driving device are further provided, and the product sensing device can sense that the product positioning device is fixed and positioned. The product is sent to the control system, the detection drive device can drive each detection block to slide synchronously through the linkage mechanism, and the control system controls the start and stop of the detection drive device.

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