Flexible self-induction limiting detection sealing device

Abstract

The utility model discloses a flexible self-induction limiting detection sealing device, and belongs to the technical field of automobile exhaust systems. The linear sliding rail is fixed to the bottom plate, the sliding block is slidably connected with the linear sliding rail, the sliding block is fixedly connected with the lower end face of the base, the first air cylinder is fixed to the base, a cylinder rod of the first air cylinder is detachably and fixedly connected with the connecting rod, the connecting rod slidably penetrates through the base, the front end of the connecting rod is matched with a center hole of the sealing rubber mat, and an air inlet channel communicated to the front end is formed in the side wall of the front end of the connecting rod. The second air cylinder is fixed to the linear sliding rail or the bottom plate, and a cylinder rod of the second air cylinder is fixedly connected with the sliding block. A blocking table is arranged on the base, the two flexible limiting stoppers are arranged on the front side and the rear side of the blocking table and make contact with the blocking table, the two flexible limiting stoppers are fixed to the bottom plate, a position detection rod is installed on the base in a sliding mode, and the position limiting inductive sensor is installed on the base and is in signal connection with the air inlet system. And the air inlet system is communicated with the air inlet channel of the connecting rod. According to the utility model, functions of plugging position detection, air inlet signal identification and the like can be realized.

Description

Technical Field

[0001] The utility model relates to a flexible self-inductive limit detection sealing device, belonging to the technical field of automobile exhaust systems. Background Art

[0002] With the iterative development of automotive tooling technology, the demand for semi-automatic tooling is gradually increasing. Existing airtightness detectors generally operate separately for sealing and air intake, which has a long production cycle, high cost, and is inconvenient for staff to operate and use. At the same time, the detection quality risk cannot be guaranteed. In order to solve this problem, it is urgent to design a flexible self-sensing limit detection sealing device to solve this problem. Utility Model Content

[0003] The purpose of the utility model is to solve the above problems existing in the background technology and to provide a flexible self-sensing limit detection sealing device.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is as follows:

[0005] A flexible self-sensing limit detection sealing device, comprising a bottom plate, a base, a connecting rod, two flexible limiters, a position limit sensing sensor, a position detection rod, a linear slide rail, a slider, a first cylinder and a second cylinder;

[0006] The linear slide is fixed on the base plate along the front-to-back direction, the slider is slidably connected to the linear slide, the upper end surface of the slider is fixedly connected to the lower end surface of the base, the cylinder body of cylinder one is fixed on the base, the cylinder rod of cylinder one is detachably fixedly connected to the rear end of the connecting rod, the connecting rod is horizontally arranged and slides through the base, and the front end of the connecting rod matches the central hole of the sealing rubber pad; the front end side wall of the connecting rod is provided with an air inlet leading to the front end; the cylinder body of cylinder two is fixed to the rear end or the base plate on the linear slide, and the cylinder rod of cylinder two is fixedly connected to the rear end of the slider; a stopper is arranged on one side of the base, two flexible limiters are coaxially arranged on the front and rear sides of the stopper and contact the stopper, and the two flexible limiters are respectively fixed to the base plate through limiter brackets, and a position detection rod is slidably installed on the other side of the base, the position detection rod is arranged along the front-to-back direction, the position limit sensing sensor is installed on the base and is located on the same side of the position detection rod, the position limit sensing sensor is connected with the intake system signal, and the exhaust port of the intake system is connected with the intake port of the intake duct of the connecting rod through the air pipe.

[0007] Furthermore, the connecting rod includes a sleeve rod and an end head; the end head is cylindrical, and two L-shaped notches are symmetrically provided at the rear end of the end head near the outer periphery, and a cylindrical boss is provided in the middle of the front end of the end head. The diameter of the outer circumference of the cylindrical boss is the same as the diameter of the center hole of the sealing gasket, and the length of the cylindrical boss is the same as the thickness of the sealing gasket. The side wall of the cylindrical boss is provided with the air inlet leading to the front end; the rear end of the sleeve rod can be detachably fixedly sleeved on the cylinder rod of cylinder one, and the front end of the sleeve rod slides through the base and is fixedly connected to the middle of the rear end of the end head.

[0008] Furthermore, the base includes a fixed plate, a cylinder support, a support seat, a rod frame, a connecting plate and a baffle; the lower end surface of the fixed plate is fixedly connected to the upper end surface of the slider, the support seat is fixed to the middle of the fixed plate, the cylinder support is fixed to the rear end of the fixed plate, the cylinder body of cylinder one is fixed on the cylinder support, the cylinder rod of cylinder one slides through the cylinder support, the sleeve rod slides through the support seat, the rod frame is fixedly connected to the L-shaped notch on the right side of the support seat, the position detection rod is slidably connected to the sliding hole on the rod frame, one end of the connecting plate is fixedly connected to the rod frame, and the position limit sensing sensor is installed on the connecting plate.

[0009] Furthermore, a rubber ring is fixed in the sliding hole of the rod frame, and the position detection rod is slidably matched with the rubber ring.

[0010] Furthermore, a long hole is provided in the middle of the connecting plate along the front-to-back direction, and the sensing end of the position limit sensing sensor passes through the long hole from the outside to the inside and slidably cooperates with the long hole.

[0011] Furthermore, a circular platform is provided at the front end of the position detection rod.

[0012] Compared with the prior art, the beneficial effects of the utility model are:

[0013] 1. The utility model integrates the flexible limit unit (flexible limiter) and the sealing position detection (position limit sensing sensor) into the same device. The device can realize the functions of sealing position detection and air intake signal recognition, which not only reduces the cost of tooling development, simplifies the operation process of workers, reduces work intensity, but also improves the safety of workers' operations, greatly improves work efficiency, and also improves quality assurance.

[0014] 2. The utility model adopts a flexible limit unit (flexible limiter) to play a buffering role, thereby preventing the device from bumping into the front components; through the integrated position limit sensing sensor, the position of the sealing gasket is confirmed, and the position signal is fed back to the intake system to perform the intake signal action.

[0015] 3. Through precise position detection, it can ensure that the sealing gasket of the exhaust system air intake is in the correct position, which not only maintains good sealing performance, but also can accurately feedback the intake signal to the intake system for intake work. BRIEF DESCRIPTION OF THE DRAWINGS

[0016] Figure 1 This is a front view of a flexible self-sensing limit detection sealing device of the utility model; the position limit sensing sensor is connected to the intake system signal, and the exhaust port of the intake system is connected to the intake port of the intake duct of the connecting rod through the air pipe, which is not drawn in the figure;

[0017] Figure 2 It is a top view of a flexible self-sensing limit detection sealing device of the utility model;

[0018] Figure 3 yes Figure 2 A cross-sectional view of section AA;

[0019] Figure 4 yes Figure 2 Right view of;

[0020] Figure 5 It is a structural schematic diagram of a flexible self-sensing limit detection sealing device of the utility model; the position limit sensing sensor is connected to the intake system signal, and the exhaust port of the intake system is connected to the intake port of the intake duct of the connecting rod through an air pipe, which is not drawn in the figure.

[0021] The names and reference numerals of the components involved in the above drawings are as follows:

[0022] Bottom plate 1, base 2, connecting rod 3, flexible limiter 4, position limit sensing sensor 5, position detection rod 6, linear slide rail 7, slider 8, cylinder one 9, baffle 10, air inlet 11, sleeve rod 12, end 13, L-shaped notch 14, cylindrical boss 15, fixing plate 16, cylinder support 17, support seat 18, rod frame 19, connecting plate 20, cylinder two 21, long hole 22, air intake system 23, circular platform 24, sealing pad 25. DETAILED DESCRIPTION

[0023] The technical solution of the utility model will be clearly and completely described below in conjunction with the drawings in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, rather than all of the embodiments. Based on the embodiments of the utility model, all other embodiments obtained by ordinary technicians in this field without making creative work are within the scope of protection of the utility model.

[0024] Specific implementation method 1: Figure 1-Figure 5 As shown, this embodiment describes a flexible self-sensing limit detection sealing device, including a bottom plate 1, a base 2, a connecting rod 3, two flexible limiters 4, a position limit sensing sensor 5, a position detection rod 6, a linear guide rail 7, a slider 8, a cylinder 1 9 and a cylinder 2 21;

[0025] The linear slide 7 is fixed on the base plate 1 along the front-back direction, the slider 8 is slidably connected to the linear slide 7, the upper end surface of the slider 8 is fixedly connected to the lower end surface of the base 2, the cylinder body of the cylinder 9 is fixed on the base 2, the cylinder rod of the cylinder 9 is detachably fixedly connected to the rear end of the connecting rod 3, the connecting rod 3 is horizontally arranged and slides through the base 2, and the front end of the connecting rod 3 matches the center hole of the sealing rubber pad 25; the front end side wall of the connecting rod 3 is provided with an air inlet 11 leading to the front end; the cylinder body of the cylinder 21 is fixed on the rear end of the linear slide 7 or the base plate 1, and the cylinder rod of the cylinder 21 is fixedly connected to the rear end of the slider 8 (the slider 8 is driven by the cylinder 21 on the slide Move, thereby driving the base 2 and the components thereon to move together); a baffle is arranged on one side of the base 2, two flexible limiters 4 are coaxially arranged on the front and rear sides of the baffle and contact with the baffle, the two flexible limiters 4 are respectively fixed to the bottom plate 1 through limiter brackets, and a position detection rod 6 is slidably installed on the other side of the base 2, the position detection rod 6 is arranged along the front and rear direction, the position limit sensing sensor 5 is installed on the base 2 and is located on the same side of the position detection rod 6, the position limit sensing sensor 5 is connected to the signal of the intake system 23 (external component), and the exhaust port of the intake system 23 is connected to the intake port of the intake duct 11 of the connecting rod 3 through an air pipe.

[0026] Furthermore, the connecting rod 3 includes a sleeve rod 12 and an end head 13; the end head 13 is cylindrical, and two L-shaped notches 14 are symmetrically provided at the rear end of the end head 13 near the outer periphery, and a cylindrical boss 15 is provided in the middle of the front end of the end head 13. The outer circumferential diameter of the cylindrical boss 15 is the same as the central hole diameter of the sealing gasket 25, and the length of the cylindrical boss 15 is the same as the thickness of the sealing gasket 25. The side wall of the cylindrical boss 15 is provided with the air inlet 11 leading to the front end (preferably, the inlet of the air inlet 11 is arranged on the side wall of the L-shaped notch 14 located on the left); the rear end of the sleeve rod 12 can be detachably fixedly sleeved on the cylinder rod of the cylinder 9 (a threaded hole is provided in the middle of the rear end of the sleeve rod 12, and an external thread is provided at the end of the cylinder rod of the cylinder 9. The rear end of the sleeve rod 12 is threadedly connected to the cylinder rod of the cylinder 9 and is locked and fixed by a locking nut), and the front end of the sleeve rod 12 slides through the base 2 and is fixedly connected to the middle of the rear end of the end head 13.

[0027] Furthermore, the base 2 includes a fixed plate 16, a cylinder support 17, a support seat 18, a rod frame 19, a connecting plate 20 and a baffle 10; the lower end surface of the fixed plate 16 is fixedly connected to the upper end surface of the slider 8, the support seat 18 is fixed to the middle part of the fixed plate 16, the cylinder support 17 is fixed to the rear end of the fixed plate 16, the cylinder body of the cylinder 9 is fixed on the cylinder support 17, the cylinder rod of the cylinder 9 slides through the cylinder support 17, the sleeve rod 12 slides through the support seat 18, the rod frame 19 is fixedly connected to the L-shaped notch 14 on the right side of the support seat 18 (large contact area, stable connection), the position detection rod 6 is slidably connected to the sliding hole on the rod frame 19, one end of the connecting plate 20 is fixedly connected to the rod frame 19, and the position limit sensing sensor 5 is installed on the connecting plate 20.

[0028] Furthermore, a rubber ring is fixed in the sliding hole of the rod frame 19, and the position detection rod 6 is slidably matched with the rubber ring.

[0029] Furthermore, a long hole 22 is provided in the middle of the connecting plate 20 along the front-to-back direction, and the sensing end of the position limit sensing sensor 5 passes through the long hole 22 from outside to inside and slidably cooperates with the long hole 22 .

[0030] Furthermore, a circular platform 24 is provided at the front end of the position detection rod 6, so that the contact area between the front end of the position detection rod 6 and the exhaust system body is large.

[0031] The working steps of the utility model are:

[0032] 1. First, install the device of the utility model at the rear of the exhaust system, align the end 13 of the connecting rod 3 with the air inlet of the exhaust system, and install the sealing rubber pad 25 on the cylindrical boss 15 with the air inlet duct 11 of the end 13;

[0033] 2. Start the second cylinder 21. The cylinder rod of the second cylinder 21 pushes the slider 8 to slide forward on the linear slide rail 7, and drives the base 2 and the components thereon to move forward together. When the circular platform 24 of the position detection rod 6 contacts the exhaust system body (at this time, the sealing rubber pad 25 is 10mm away from the air inlet of the exhaust system), the second cylinder 21 stops working;

[0034] 3. Start cylinder 1 9, the connecting rod 3 moves forward, and the sealing pad 25 is tightly plugged into the air inlet of the exhaust system. At this time, the circular platform 24 pushes the detection rod 6 to move backward under the reaction force of the exhaust system body until the position limit sensing sensor 5 receives the signal, and then feeds the signal back to the intake system 23 (external component). The intake system 23 works and ventilates the exhaust system through the cylindrical boss 15 with the intake duct 11.

[0035] It is obvious to those skilled in the art that the present invention is not limited to the details of the exemplary embodiments described above, and that the present invention can be implemented in other forms of assembly without departing from the spirit or essential features of the present invention. Therefore, the embodiments should be considered exemplary and non-restrictive from any point of view, and the scope of the present invention is defined by the appended claims rather than the above description, and it is intended that all changes within the meaning and scope of the equivalents of the claims be included in the present invention. Any reference numeral in a claim should not be considered as limiting the claim to which it relates.

[0036] In addition, it should be understood that although the present specification is described according to implementation modes, not every implementation mode contains only one independent technical solution. This description of the specification is only for the sake of clarity. Those skilled in the art should regard the specification as a whole. The technical solutions in each embodiment may also be appropriately combined to form other implementation modes that can be understood by those skilled in the art.

Claims

1. A flexible self-sensing limit detection sealing device, characterized in that: It comprises a bottom plate (1), a base (2), a connecting rod (3), two flexible limiters (4), a position limit sensing sensor (5), a position detection rod (6), a linear guide rail (7), a slider (8), a first cylinder (9) and a second cylinder (21); The linear slide rail (7) is fixed on the bottom plate (1) along the front-back direction, the slider (8) is slidably connected to the linear slide rail (7), the upper end surface of the slider (8) is fixedly connected to the lower end surface of the base (2), the cylinder body of the cylinder (9) is fixed on the base (2), the cylinder rod of the cylinder (9) is detachably fixedly connected to the rear end of the connecting rod (3), the connecting rod (3) is horizontally arranged and slides through the base (2), and the front end of the connecting rod (3) matches the center hole of the sealing rubber pad (25); the front end side wall of the connecting rod (3) is provided with an air inlet (11) leading to the front end; the cylinder body of the cylinder (21) is fixed on the rear end of the linear slide rail (7) or the bottom plate (1), and the cylinder rod of the cylinder (21) is fixedly connected to the slide rail (1). The rear end of the block (8) is fixedly connected; a stopper is arranged on one side of the base (2); two flexible limiters (4) are coaxially arranged on the front and rear sides of the stopper and in contact with the stopper; the two flexible limiters (4) are respectively fixed on the bottom plate (1) through limiter brackets; a position detection rod (6) is slidably arranged on the other side of the base (2); the position detection rod (6) is arranged along the front and rear direction; a position limit sensing sensor (5) is installed on the base (2) and is located on the same side as the position detection rod (6); the position limit sensing sensor (5) is connected to the signal of the intake system (23); the exhaust port of the intake system (23) is connected to the intake port of the intake duct (11) of the connecting rod (3) through the air pipe.

2. A flexible self-sensing limit detection sealing device according to claim 1, characterized in that: The connecting rod (3) comprises a sleeve rod (12) and an end head (13); the end head (13) is cylindrical, and two L-shaped notches (14) are symmetrically arranged at the rear end of the end head (13) near the outer periphery, and a cylindrical boss (15) is arranged in the middle of the front end of the end head (13); the diameter of the outer circumference of the cylindrical boss (15) is the same as the diameter of the center hole of the sealing rubber pad (25), the length of the cylindrical boss (15) is the same as the thickness of the sealing rubber pad (25), and the side wall of the cylindrical boss (15) is provided with the air inlet (11) leading to the front end; the rear end of the sleeve rod (12) is detachably fixedly sleeved on the cylinder rod of the cylinder 1 (9), and the front end of the sleeve rod (12) slides through the base (2) and is fixedly connected to the middle of the rear end of the end head (13).

3. A flexible self-sensing limit detection sealing device according to claim 2, characterized in that: The base (2) comprises a fixing plate (16), a cylinder support (17), a support seat (18), a rod frame (19), a connecting plate (20) and a stopper (10); the lower end surface of the fixing plate (16) is fixedly connected to the upper end surface of the slider (8); the middle part of the fixing plate (16) is fixed with a support seat (18); the rear end of the fixing plate (16) is fixed with a cylinder support seat (17); the cylinder body of the cylinder (9) is fixed on the cylinder support seat (17); the cylinder rod of the cylinder (9) slides through the cylinder support seat (17); the sleeve rod (12) slides through the support seat (18); the rod frame (19) is fixedly connected to the L-shaped notch (14) on the right side of the support seat (18); the position detection rod (6) is slidably connected to the sliding hole on the rod frame (19); one end of the connecting plate (20) is fixedly connected to the rod frame (19); and the position limit sensing sensor (5) is mounted on the connecting plate (20).

4. A flexible self-sensing limit detection sealing device according to claim 3, characterized in that: A rubber ring is fixed in the sliding hole of the rod frame (19), and the position detection rod (6) is slidably matched with the rubber ring.

5. The flexible self-sensing limit detection sealing device according to claim 3, characterized in that: A long hole (22) is provided in the middle of the connecting plate (20) along the front-rear direction, and the sensing end of the position limit sensing sensor (5) passes through the long hole (22) from the outside to the inside and is slidably matched with the long hole (22).

6. A flexible self-sensing limit detection sealing device according to claim 1, characterized in that: A circular platform (24) is provided at the front end of the position detection rod (6).

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