Chamfer depth detection device

Abstract

The utility model relates to the technical field of chamfer detection, in particular to a chamfer depth detection device, which comprises a fixed cylinder, a threaded rod is rotatably arranged at the front end of the fixed cylinder, a movable sleeve meshed with the threaded rod through threads is sleeved on the threaded rod, a fixed sleeve is fixedly sleeved on the fixed cylinder, and the movable sleeve is sleeved on the fixed sleeve. A plurality of folding rod sets are arranged between the fixed sleeve and the movable sleeve along the circumferential side, an aperture measuring plate is arranged on the outer side of each folding rod set, meanwhile, an adjusting sleeve is arranged on the portion, between the movable sleeve and the fixed sleeve, of the fixed cylinder in a sliding and sleeving mode, and a pressing plate is connected to the adjusting sleeve through an elastic piece. The pressing plate is in contact with the outer wall of the hole diameter measuring plate through a corrugated plate arranged on the pressing plate, meanwhile, a first sliding block is arranged on the pressing plate in a sliding mode, a second sliding block is arranged on the hole diameter measuring plate in a sliding mode, and a chamfering depth measuring rod is connected between the first sliding block and the second sliding block. And meanwhile, the hole depth and the hole diameter can be detected and checked.

Description

Technical Field

[0001] The utility model relates to the technical field of chamfer detection, in particular to a chamfer depth detection device. Background Art

[0002] When a part is processed and opened, chamfering will be performed at the hole mouth as needed. The current chamfer depth detection devices mostly use fixed-form chamfer detectors to check and detect the chamfer conditions of the parts. They are not variable enough and are difficult to adapt to the detection of chamfers of different sizes. At the same time, the functionality of the current chamfer detection devices needs to be enriched. Therefore, a chamfer depth detection device is needed that can not only detect chamfers of multiple sizes, but also simultaneously detect the hole depth and hole diameter. Utility Model Content

[0003] In view of the above situation, in order to overcome the defects of the prior art, the present invention provides a chamfer depth detection device, which is achieved by the following specific technical means: it includes a fixed cylinder, a threaded rod is rotatably provided at the front end of the fixed cylinder, a movable sleeve is sleeved on the threaded rod and is engaged with the threaded rod by a thread, a fixed sleeve is provided on the fixed cylinder, a plurality of folding rod groups are arranged along the circumferential side between the fixed sleeve and the movable sleeve, an aperture measuring plate is arranged on the outer side of the folding rod group, and at the same time, an adjusting sleeve is provided on the fixed cylinder and is slidably sleeved between the movable sleeve and the fixed sleeve, a pressing plate is connected to the adjusting sleeve through an elastic member, and the pressing plate contacts the outer wall of the aperture measuring plate through the corrugated plate arranged thereon, and when the folding rod group is telescopically controlled to change the spacing between the aperture measuring plate and the fixed cylinder, the pressing plate uses the setting of the elastic member to make the corrugated plate always maintain a contact state with the aperture measuring plate, and at the same time, a slider 1 is slidably provided on the pressing plate, and a slider 2 is slidably provided on the aperture measuring plate, and a chamfer depth measuring rod is connected between the slider 1 and the slider 2.

[0004] Preferred technical solution 1: Pressure sensors are provided on the end of the threaded rod, the pressure plate, the aperture measuring plate and the chamfer depth measuring rod. If multiple groups of pressure sensors are in contact with the holes during detection, it means that the component hole is qualified.

[0005] Preferred technical solution 2: The bottom end of the chamfer depth measuring rod is hinged on the second slider, and the chamfer depth measuring rod is slidably sleeved on the shaft body arranged on the first slider through a long hole opened thereon.

[0006] Preferred technical solution three: a screw is rotatably provided in the inner cavity of the fixed cylinder, and an extension plate arranged on the inner wall of the adjusting sleeve passes through a transverse hole opened on the wall of the fixed cylinder and enters into the inner cavity of the fixed cylinder, and is sleeved on the screw through a threaded hole.

[0007] Preferred technical solution four: the folding rod group includes support rod one and support rod two, the two ends of support rod one are respectively hinged to the movable sleeve and the aperture measuring plate, while the two ends of support rod two are respectively hinged to the fixed sleeve and the aperture measuring plate, and the middle parts of support rod one and support rod two are hinged.

[0008] Preferred technical solution five: A fixing rod is provided on the adjusting sleeve, the fixing rod is slidably connected to the pressure plate, and the elastic member is connected between the end of the fixing rod and the inner cavity wall of the pressure plate, and the elastic member is preferably a spring.

[0009] The above structure enables this solution to have the following beneficial effects:

[0010] 1. Through the ingenious structural setting, the device can not only measure the chamfer depth of the component hole, but also detect and check the hole depth and hole diameter;

[0011] 2. The structural setting enables the positions of the chamfer depth measuring rod, the aperture measuring plate and the pressure plate to be movable, so as to measure component holes with different hole depths, hole diameters and chamfer depths. BRIEF DESCRIPTION OF THE DRAWINGS

[0012] The accompanying drawings are used to provide a further understanding of the present invention and constitute a part of the specification. Together with the embodiments of the present invention, they are used to explain the present invention and do not constitute a limitation of the present invention. In the accompanying drawings:

[0013] Figure 1 This is a schematic diagram of the overall structure of this scheme;

[0014] Figure 2 This is the AA section view of this scheme;

[0015] Figure 3 This is the matching state diagram of the chamfer depth measuring rod, aperture measuring plate and pressure plate of this scheme;

[0016] Figure 4 This is a schematic diagram of the structure of the folding rod group of this scheme;

[0017] Figure 5 This is a schematic diagram of the structure of the adjusting sleeve and the pressure plate of this scheme.

[0018] Among them, 1. fixed cylinder, 2. threaded rod, 3. movable sleeve, 4. fixed sleeve, 5. folding rod group, 51. support rod one, 52. support rod two, 6. aperture measuring plate, 61. slide groove two, 62. side hole two, 63. bolt two, 7. adjustment sleeve, 8. pressure plate, 81. slide groove one, 82. side hole one, 83. bolt one, 84. corrugated plate, 9. slider one, 10. slider two, 11. chamfer depth measuring rod, 12. screw, 13. fixed rod. DETAILED DESCRIPTION

[0019] The technical solutions in the embodiments 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.

[0020] See also Figure 1-Figure 5 The chamfer depth detection device comprises a fixed cylinder 1, a threaded rod 2 is rotatably provided at the front end of the fixed cylinder 1, a movable sleeve 3 which is threadedly engaged with the threaded rod 2 is sleeved on the threaded rod 2, a fixed sleeve 4 is fixedly provided on the fixed cylinder 1, a plurality of folding rod groups 5 are arranged along the circumferential side between the fixed sleeve 4 and the movable sleeve 3, an aperture measuring plate 6 is arranged on the outer side of the folding rod group 5, and an adjusting sleeve 7 is slidably provided between the movable sleeve 3 and the fixed sleeve 4 on the fixed cylinder 1, and a pressing plate 8 is connected to the adjusting sleeve 7 through an elastic member, and the pressing plate 8 contacts the outer wall of the aperture measuring plate 6 through a corrugated plate 84 arranged thereon. When the folding rod group 5 is telescopically controlled to change the spacing between the aperture measuring plate 6 and the fixed cylinder 1, the pressing plate 8 uses the setting of the elastic member to make the corrugated plate 84 always keep in contact with the aperture measuring plate 6, and a slider 1 9 is slidably provided on the pressing plate 8, and a slider 2 10 is slidably provided on the aperture measuring plate 6, and the slider 1 9 and the slider 2 1 0 is connected with a chamfer depth measuring rod 11. Before the test, according to the hole depth, hole diameter and chamfer depth of the test hole, the threaded rod 2 is controlled to rotate to drive the movable sleeve 3 to move close to the fixed sleeve 4, so that the folding rod group 5 extends and pushes the multiple groups of aperture measuring plates 6 away from each other until the spacing between the aperture measuring plates 6 and the fixed cylinder 1 is equal to the hole diameter, and the adjusting sleeve 7 is moved down so that the spacing between the pressing plate 8 and the end of the threaded rod 2 is equal to the hole depth, and then the slider 1 9 and the slider 2 10 are moved to make the chamfer depth measuring rod 11 tilted to the hole chamfer depth and angle, and then the set chamfer detection device can be inserted into the hole on each group of components for verification and measurement to detect whether the hole depth, hole diameter and chamfer depth are qualified. Pressure sensors are arranged on the end of the threaded rod 2, the pressing plate 8, the aperture measuring plate 6 and the chamfer depth measuring rod 11. If the multiple groups of pressure sensors are in contact with the hole during the detection, it means that the component hole is qualified.

[0021] See also Figure 1-Figure 3 , a chamfer depth detection device, a chamfer depth measuring rod 11 is hinged at the bottom end on the slider 10, and the chamfer depth measuring rod 11 is slidably sleeved on the shaft body set on the slider 1 9 through the long hole opened thereon, a slide groove 81 is opened on the pressure plate 8, and the slider 1 9 is slidably set in the slide groove 81, a slide groove 61 is opened on the aperture measuring plate 6, and the slider 10 is slidably set in the slide groove 61, and the thickness of the slider 1 9 and the slider 2 10 are respectively equal to the depth of the slide groove 81 and the slide groove 61.

[0022] See also Figure 2 , chamfer depth detection device, a screw rod 12 is rotatably arranged in the inner cavity of the fixed cylinder 1, an extension plate arranged on the inner wall of the adjusting sleeve 7 passes through the horizontal hole opened on the wall of the fixed cylinder 1 and enters the inner cavity of the fixed cylinder 1, and is sleeved on the screw rod 12 through the threaded hole,

[0023] Preferably, a second motor connected to the screw rod 12 is provided in the fixed tube 1 ; and preferably, a first motor connected to the threaded rod 2 is provided at the end of the fixed tube 1 .

[0024] See also Figure 1-Figure 4 , chamfer depth detection device, the folding rod group 5 includes a support rod 1 51 and a support rod 2 52, the two ends of the support rod 1 51 are respectively hinged to the movable sleeve 3 and the aperture measuring plate 6, while the two ends of the support rod 2 52 are respectively hinged to the fixed sleeve 4 and the aperture measuring plate 6, and the middle parts of the support rod 1 51 and the support rod 2 52 are hinged, and the movable sleeve 3 and the fixed sleeve 4 are controlled to move closer or farther away from each other by rotating the screw rod 12, so as to control the support rod 1 51 and the support rod 2 52 to fold or extend.

[0025] See also Figure 5 , chamfer depth detection device, a fixing rod 13 is provided on the adjusting sleeve 7, the fixing rod 13 is slidably connected to the pressing plate 8, and an elastic member is connected between the end of the fixing rod 13 and the inner cavity wall of the pressing plate 8, and the elastic member is preferably a spring (not shown in the figure).

[0026] See also Figure 3 and Figure 5 , chamfer depth detection device, a side hole 82 connected with the slide groove 81 and of equal length is opened on the side of the pressure plate 8, a bolt 83 passing through the side hole 82 is screwed into the threaded hole on the slider 9 and is pressed against the side wall of the pressure plate 8 through the enlarged head of the bolt; a side hole 62 connected with the slide groove 61 and of equal length is opened on the side of the aperture measuring plate 6, a bolt 63 passing through the side hole 62 is screwed into the threaded hole on the slider 10 and is pressed against the side wall of the aperture measuring plate 6 through the enlarged head of the bolt, and the positions of the slider 9 and the slider 10 are fixed by the bolt 83 and the bolt 63.

[0027] Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and variations may be made to the embodiments without departing from the principles and spirit of the present invention, and that the scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. A chamfer depth detection device, characterized in that: The invention comprises a fixed cylinder (1), a threaded rod (2) is rotatably provided at the front end of the fixed cylinder (1), a movable sleeve (3) is sleeved on the threaded rod (2) and is engaged with the threaded rod (2) by means of a thread, a fixed sleeve (4) is fixedly provided on the fixed cylinder (1), a plurality of folding rod groups (5) are arranged along the circumference between the fixed sleeve (4) and the movable sleeve (3), an aperture measuring plate (6) is arranged outside the folding rod group (5), and an adjusting sleeve (7) is slidably provided on the fixed cylinder (1) and located between the movable sleeve (3) and the fixed sleeve (4), the adjusting sleeve (7) is connected to a pressing plate (8) through an elastic member, the pressing plate (8) contacts the outer wall of the aperture measuring plate (6) through a corrugated plate (84) arranged thereon, a sliding block (9) is slidably provided on the pressing plate (8), a sliding block (10) is slidably provided on the aperture measuring plate (6), and a chamfer depth measuring rod (11) is connected between the sliding block (9) and the sliding block (10).

2. A chamfer depth detection device according to claim 1, characterized in that: Pressure sensors are arranged on the end of the threaded rod (2), on the pressure plate (8), on the aperture measuring plate (6) and on the chamfer depth measuring rod (11).

3. A chamfer depth detection device according to claim 1, characterized in that: The bottom end of the chamfer depth measuring rod (11) is hingedly mounted on the second slider (10), and the chamfer depth measuring rod (11) is slidably sleeved on the shaft body arranged on the first slider (9) through a long hole opened thereon.

4. The chamfer depth detection device according to claim 1, characterized in that: The inner cavity of the fixed cylinder (1) is rotatably provided with a screw rod (12), and the extension plate provided on the inner wall of the adjustment sleeve (7) passes through a transverse hole provided on the wall of the fixed cylinder (1) and enters the inner cavity of the fixed cylinder (1), and is sleeved on the screw rod (12) through a threaded hole.

5. The chamfer depth detection device according to claim 1, characterized in that: The folding rod group (5) comprises a support rod 1 (51) and a support rod 2 (52), wherein the two ends of the support rod 1 (51) are respectively hinged to the movable sleeve (3) and the aperture measuring plate (6), while the two ends of the support rod 2 (52) are respectively hinged to the fixed sleeve (4) and the aperture measuring plate (6), and the middle parts of the support rod 1 (51) and the support rod 2 (52) are hinged.

6. The chamfer depth detection device according to claim 3, characterized in that: The pressing plate (8) is provided with a slide groove (81), and the sliding block (9) is slidably arranged in the slide groove (81).

7. A chamfer depth detection device according to claim 6, characterized in that: The aperture measuring plate (6) is provided with a second slide groove (61), and the second slide block (10) is slidably arranged in the second slide groove (61).

8. The chamfer depth detection device according to claim 6, characterized in that: The side of the pressure plate (8) is provided with a side hole (82) which is connected to the slide groove (81) and has the same length as the side hole (82). The bolt (83) passing through the side hole (82) is screwed into the threaded hole on the slider (9) and is pressed against the side wall of the pressure plate (8) through the enlarged head of the bolt.

9. The chamfer depth detection device according to claim 7, characterized in that: The side edge of the aperture measuring plate (6) is provided with a second side hole (62) which is in communication with the second slide groove (61) and has the same length as the second side hole (62). The bolt column of the second bolt (63) passing through the second side hole (62) is screwed into the threaded hole on the second slide block (10) and is pressed against the side wall of the aperture measuring plate (6) through the enlarged head of the bolt.

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