Flexible response device for cylinder detection

Abstract

The utility model discloses a flexible response device for cylinder detection, and relates to the technical field of cylinder detection. A response mechanism is fixed on a piston rod of the air cylinder body, a group of proximity switches are arranged on the outer side of the piston rod of the air cylinder body, the response mechanism comprises a base plate, a clamping plate and an elastic plate, a connecting hoop is fixed on the back face of the base plate through a connecting end, the connecting hoop is fixed on the piston rod of the air cylinder body, and the clamping plate is fixed on the front side of the base plate. Clamping grooves are formed in the top edge and the bottom edge of the front side of the clamping plate, and the elastic plate comprises an arch-shaped part. By designing the flexible response mechanism, a buffer area can be formed, when the air cylinder or the installation part of the air cylinder shakes drastically and the elastic plate rubs and collides with the proximity switch, the elastic plate actively deforms and does not damage the proximity switch, the probability that the proximity switch is damaged by collision of the response piece is reduced, and the reliability of the proximity switch is improved. The service life and the detection precision of the proximity switch are improved.

Description

TECHNICAL FIELD

[0001] The utility model belongs to the technical field of cylinder detection, especially relates to a flexible response device for cylinder detection. BACKGROUND

[0002] Now will set up the response sheet on the piston rod of cylinder fixedly, and set up a set of mechanical support near it, install a plurality of proximity switches on the support, these proximity switches detect the limit position of cylinder piston rod, when cylinder receives the action execution command of control system, the piston rod reaches the proximity switch position with the response sheet, the response sheet will be detected by the proximity switch, thereby the position state signal is transmitted to the control system, and then the control system makes the next action.

[0003] In actual use, the response sheet is generally rigid material, when the piston rod or the cylinder body shakes (such as the whole equipment attached to the piston rod or the cylinder body shakes), the rigid response sheet collides with the detection surface of the proximity switch, thereby causing the proximity switch to be damaged. SUMMARY

[0004] The utility model discloses a kind of flexible response devices for cylinder detection, by design flexible response mechanism, can form buffer area, when cylinder or the part installed by cylinder shakes greatly, after the scraping and collision of elastic plate and proximity switch, elastic plate active deformation does not damage proximity switch, reduce the probability of response sheet collision and damage proximity switch, improve the service life and detection accuracy of proximity switch.

[0005] To solve the above technical problems, the utility model is realized by the following technical schemes:

[0006] The utility model discloses a kind of flexible response devices for cylinder detection, including cylinder body, the piston rod of the cylinder body is fixed with response mechanism, the piston rod outside of the cylinder body is equipped with a group of proximity switches;

[0007] The response mechanism includes base plate, clamping plate and elastic plate;

[0008] The back of the base plate is fixed with connecting hoop by connecting end, the connecting hoop is fixed on the piston rod of cylinder body, the clamping plate is fixed at base plate front side, and the clamping plate front side top edge and bottom edge are equipped with clamping groove;

[0009] The elastic plate includes arch portion, and the arch portion both ends are connected with sliding end by bending portion, and the two sliding ends are slidably arranged in two clamping grooves, and the arch portion inner side middle part is fixed with elastic member between clamping plate.

[0010] Further, the elastic member comprises a telescopic tube, both ends of the telescopic tube are fixed with the clamping plate and the inner side of the arch-shaped part respectively, and the telescopic tube is externally sleeved with a spring.

[0011] Further, the proximity switch is externally provided with a heat insulation layer and a protective layer in sequence, and the heat insulation layer and the protective layer are fixed on the outside of the proximity switch through a tightening member.

[0012] Further, the heat insulation layer and the protective layer are both provided with a clearance, and the clearance is opposite to the position of an indicator light of the proximity switch.

[0013] Further, the base plate is provided with an external mounting opening, the back surface of the clamping plate is provided with a blind opening, and the clamping plate is fixed with the base plate through the blind opening, the external mounting opening and a screw.

[0014] Further, the clamping groove is provided with a limiting part on both sides, and the sliding end is attached to the limiting parts on both sides of the clamping groove.

[0015] The utility model has the following beneficial effects:

[0016] The utility model discloses a flexible response mechanism, can form the buffer area, when the cylinder or the part of cylinder installation appears the large -scale dither, after the elastic plate and the proximity switch scratch, collide, the elastic plate initiative deformation will not damage the proximity switch, reduced the probability that the response sheet hit the proximity switch, improved the service life and the detection accuracy of the proximity switch.

[0017] Of course, any product implementing the utility model does not necessarily need to achieve all the advantages described above. DRAWINGS

[0018] In order to more clearly illustrate the technical scheme of the embodiment of the utility model, the following will be needed to use the drawing of the embodiment to introduce briefly, obviously, the drawing in the following description only is some embodiments of the utility model, for the ordinary skilled person in the art, under the premise of not paying the creative labor, still can obtain other drawings according to these drawings.

[0019] Figure 1 It is a structure schematic view of the flexible response device for cylinder detection of the utility model;

[0020] Figure 2 It is a structure sectional view of the upper proximity switch and response mechanism position of the utility model;

[0021] In the drawings, the component list represented by each sign is as follows:

[0022] 1-proximity switch, 2-substrate, 3-clamping plate, 4-elastic plate, 5-elastic member, 101-thermal insulation layer, 102-protection layer, 103-tightening member, 104-clearance, 201-connection end, 202-connection hoop, 203-outer mounting opening, 301-clamping groove, 302-blind opening, 303-limiting, 401-arched portion, 402-bent portion, 403-sliding end, 501-elastic tube, 502-spring. DETAILED DESCRIPTION

[0023] The technical solutions in the embodiments of the utility model will be clearly and completely described below with reference to 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 the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the utility model.

[0024] Please refer to Figures 1-2 As shown in the figure, the utility model is a kind of flexible response device for cylinder detection, including cylinder body, the piston rod of cylinder body is fixed with response mechanism, the outer side of the piston rod of cylinder body is equipped with a group of proximity switch 1;

[0025] Response mechanism includes substrate 2, clamping plate 3 and elastic plate 4;

[0026] The back of substrate 2 is fixed with connection hoop 202 by connection end 201, connection hoop 202 is fixed on the piston rod of cylinder body, clamping plate 3 is fixed on the front side of substrate 2, and the top edge and bottom edge of the front side of clamping plate 3 are provided with clamping groove 301;

[0027] Elastic plate 4 includes arched portion 401, and the both ends of arched portion 401 are connected with sliding end 403 by bent portion 402, and the both sliding ends 403 are slidably arranged in two clamping grooves 301, and elastic member 5 is fixed between the inner side middle part of arched portion 401 and clamping plate 3.

[0028] As shown in the figure, Figures 1-2 Elastic member 5 includes elastic tube 501, and elastic tube 501 is fixed with the inner side surface of clamping plate 3 and arched portion 401 at both ends, and spring 502 is sleeved on the outside of elastic tube 501.

[0029] As shown in the figure, Figures 1-2 Proximity switch 1 is provided with thermal insulation layer 101 and protection layer 102 in sequence on the outer side, and thermal insulation layer 101 and protection layer 102 are fixed on the outside of proximity switch 1 by tightening member 103.

[0030] As shown in the figure, Figure 1 Thermal insulation layer 101 and protection layer 102 are provided with clearance 104, and clearance 104 is opposite to the position of indicator light of proximity switch 1.

[0031] As shown in the figure, the substrate 2 is provided with an outer mounting hole 203, and the back of the clamping plate 3 is provided with a blind hole 302. Figure 2 The clamping plate 3 is fixed with the substrate 2 through the blind hole 302, the outer mounting hole 203 and the screw.

[0032] As shown in the figure, the clamping groove 301 is provided with a limiting part 303 on both sides, and the sliding end 403 is respectively attached to the limiting part 303 on both sides of the clamping groove 301. Figures 1-2

[0033] In the description of the present specification, the description of the terms "one embodiment", "example", "specific example" and the like 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 present application. In the present specification, the illustrative description of the above terms does not necessarily refer to the same embodiment or example. Moreover, the specific features, structures, materials or characteristics described can be combined in any one or more embodiments or examples in a suitable manner.

[0034] The preferred embodiments of the present application disclosed above are only used to help explain the present application. The preferred embodiments do not describe all the details, nor limit the present application to the specific embodiments described. Obviously, according to the content of the present specification, many modifications and changes can be made. The present specification selects and specifically describes these embodiments in order to better explain the principles and practical applications of the present application, so that the skilled in the art can well understand and utilize the present application. The present application is limited by the claims and their entire scope and equivalents.​

Claims

1. A flexible response device for cylinder detection, comprising a cylinder body, a response mechanism is fixed on the piston rod of the cylinder body, and a group of proximity switches (1) is arranged outside the piston rod of the cylinder body, characterized in that: the response mechanism comprises a base plate (2), a clamping plate (3) and an elastic plate (4); the back of the base plate (2) is fixed with a connecting hoop (202) through a connecting end (201), the connecting hoop (202) is fixed on the piston rod of the cylinder body, the clamping plate (3) is fixed on the front side of the base plate (2), and the top edge and the bottom edge of the front side of the clamping plate (3) are provided with clamping grooves (301); the elastic plate (4) comprises an arch-shaped part (401), both ends of the arch-shaped part (401) are connected with sliding ends (403) through bending parts (402), the two sliding ends (403) are respectively slidably arranged in the two clamping grooves (301), and a elastic element (5) is fixed between the inner side of the middle part of the arch-shaped part (401) and the clamping plate (3).

2. A flexible response device for cylinder detection according to claim 1, characterized in that The elastic element (5) comprises a telescopic tube (501), the telescopic tube (501) is fixed with the clamping plate (3) and the inner side of the arch-shaped part (401) at both ends, and a spring (502) is sleeved outside the telescopic tube (501).

3. The flexible response device for cylinder detection of claim 1, wherein, The proximity switch (1) is provided with a heat insulation layer (101) and a protective layer (102) outside in sequence, and the heat insulation layer (101) and the protective layer (102) are fixed outside the proximity switch (1) through a tightening element (103).

4. A flexible response device for cylinder detection according to claim 3, wherein, The heat insulation layer (101) and the protective layer (102) are both provided with a clearance (104), and the clearance (104) is opposite to the position of the indicator light of the proximity switch (1).

5. The flexible response device for cylinder detection of claim 1, wherein, An outer mounting opening (203) is arranged on the base plate (2), a blind opening (302) is arranged on the back of the clamping plate (3), and the clamping plate (3) is fixed with the base plate (2) through the blind opening (302), the outer mounting opening (203) and a screw.

6. The flexible response device for cylinder detection of claim 1, wherein, Limiting parts (303) are arranged on both sides of the clamping groove (301), and the sliding ends (403) are respectively attached to the limiting parts (303) on both sides of the clamping groove (301).

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