Taper hole depth detection device

Abstract

The utility model discloses a taper hole depth detection device, and particularly relates to the taper hole detection technology field, the taper hole depth detection device comprises a scale transverse plate arranged above a taper hole on a measuring piece, two end portions of the scale transverse plate are connected with studs along the vertical direction, the bottom ends of the studs are fixedly connected with support blocks placed on the top end of the measuring piece, and the support blocks are arranged on the measuring piece. Two movable sleeves are arranged at the position, between the inner sides of the two studs, of the outer portion of the scale transverse plate in a sleeving mode, indication blocks are arranged at the bottom ends of the two movable sleeves, connecting columns are fixedly connected to the tops of the two ends of the scale transverse plate, and a top plate is fixedly connected to the positions, above the scale transverse plate, of the top ends of the two connecting columns. According to the utility model, horizontal detection can be carried out on the placement of the taper hole depth detection device on the measuring piece, and the connection positions of the studs at the two end parts on the scale transverse plate are adjusted, so that the situation that the measurement precision of the taper hole depth is influenced by the inclined placement of the taper hole depth detection device due to the uneven upper surface of the measuring piece is avoided; and the depth and taper of the taper hole can be conveniently detected.

Description

Technical Field

[0001] The utility model relates to the technical field of tapered hole detection, and more specifically, to a tapered hole depth detection device. Background Art

[0002] Hole depth detection is an important part of industrial production and quality inspection. Traditional hole depth measurement methods, such as using mechanical probes or ultrasonic ranging, measure hole depth through physical contact. This method of depth detection is a rapid detection method commonly used in the absence of intelligent measuring tools.

[0003] Holes also include tapered holes. Usually, the depth detection method of tapered holes is to perform insertion detection. However, the problem with this method is that if the insertion position cannot remain perpendicular to the tapered hole, there will be measurement errors. Especially when the upper surface of the measured object is uneven, the auxiliary measuring frame cannot remain vertically inserted into the tapered hole, affecting the actual measurement accuracy. Utility Model Content

[0004] In order to overcome the above-mentioned defects of the prior art, the utility model provides a tapered hole depth detection device.

[0005] To achieve the above-mentioned purpose, the utility model provides the following technical solutions: a tapered hole depth detection device, comprising a scale horizontal plate arranged above the tapered hole on a measuring piece, both ends of the scale horizontal plate are connected with studs in the vertical direction, the bottom ends of the studs are fixedly connected with a support block placed on the top of the measuring piece, the outside of the scale horizontal plate is located between the inner sides of the two studs and two movable sleeves are sleeved, the bottom ends of the two movable sleeves are provided with indicating blocks, the tops of both ends of the scale horizontal plate are fixedly connected with connecting columns, the tops of the two connecting columns are located above the scale horizontal plate and are fixedly connected with a top plate, one end of the top plate is installed with a horizontal detection mechanism, and the front end of the top plate extends to the front side of the scale horizontal plate and is connected with two scale vertical rods in the vertical direction, and the bottom ends of the two scale vertical rods are inserted into the bottom inner wall of the tapered hole.

[0006] As a further improvement of the technical solution of the utility model, the front end outer surface of the scale horizontal plate is provided with scale lines in the horizontal direction, and the outer surface of the scale vertical rod is provided with scale lines in the vertical direction.

[0007] As a further improvement of the technical solution of the utility model, both ends of the scale horizontal plate are provided with internal threaded holes matching the external thread structure of the stud, and the stud and the scale horizontal plate are connected by threads.

[0008] As a further improvement of the technical solution of the utility model, the length and width of the vertical section of the movable sleeve are respectively larger than the length and width of the vertical section at the scale area position on the scale horizontal plate.

[0009] As a further improvement of the technical solution of the utility model, the horizontal detection mechanism includes an angle ruler fixedly connected below the end of the top plate, the bottom of the top plate is located at the center of the angle ruler and is vertically connected to a traction rope, and the bottom end of the traction rope is connected to a plumb bob.

[0010] As a further improvement of the technical solution of the utility model, the upper and lower ends of the connecting column are fixedly connected to the bottom of the top plate and the top of the scale cross plate by screws.

[0011] As a further improvement of the technical solution of the utility model, a through hole is provided in the horizontal direction inside the top plate corresponding to the outside where the scale vertical rod is located.

[0012] Beneficial effects of the utility model:

[0013] 1. By setting up a horizontal detection mechanism, the placement of the tapered hole depth detection device on the measuring piece can be horizontally detected, and the connection position of the studs at both ends on the scale horizontal plate can be adjusted to avoid the uneven surface of the measuring piece causing the placement of the tapered hole depth detection device to be tilted, affecting the measurement accuracy of the tapered hole depth;

[0014] 2. Use the indicating blocks at the bottom of the two movable sleeves in conjunction with the scale horizontal plate to conveniently obtain the diameter of the top of the tapered hole. The setting of the scale vertical rod detects the depth of the tapered hole on the one hand, and uses the bottom of the two scale vertical rods to contact the bottom edge of the tapered hole on the other hand, and then reads the position of the outer edges of the two scale vertical rods on the outside of the scale horizontal plate, and uses the scale lines on the scale horizontal plate to obtain the diameter of the bottom of the tapered hole. Using the taper algorithm formula, when the depth of the tapered hole and the values ​​of the upper and lower end diameters are obtained, the taper of the tapered hole can be calculated. The operation is simple, convenient and practical. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a structural schematic diagram of the utility model.

[0016] Figure 2 For this utility model Figure 1 Enlarged view of part A.

[0017] Figure 3 It is a structural schematic diagram of the middle scale horizontal plate of the utility model.

[0018] Figure 4 It is a structural schematic diagram of the top plate in the utility model.

[0019] The accompanying drawings are marked as follows: 1. scale horizontal plate; 2. stud; 3. support block; 4. movable sleeve; 5. indicator block; 6. connecting column; 7. top plate; 8. angle ruler; 9. traction rope; 10. plumb block; 11. scale vertical rod; 12. through hole; 13. internal threaded hole. DETAILED DESCRIPTION

[0020] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0021] As attached Figure 1-4 The tapered hole depth detection device shown includes a scaled horizontal plate 1 arranged above the tapered hole on the measuring piece, both ends of the scaled horizontal plate 1 are connected with studs 2 in the vertical direction, the bottom ends of the studs 2 are fixedly connected with a support block 3 placed on the top of the measuring piece, the outside of the scaled horizontal plate 1 is located between the inner sides of the two studs 2 and is sleeved with two movable sleeves 4, the bottom ends of the two movable sleeves 4 are provided with indicating blocks 5, the top ends of the two ends of the scaled horizontal plate 1 are fixedly connected with connecting columns 6, the top ends of the two connecting columns 6 are located above the scaled horizontal plate 1 and are fixedly connected with a top plate 7, one end of the top plate 7 is installed with a horizontal detection mechanism, and the front end of the top plate 7 extends to the front side of the scaled horizontal plate 1 and is connected with two scaled vertical rods 11 in the vertical direction, and the bottom ends of the two scaled vertical rods 11 are inserted into the bottom inner wall of the tapered hole.

[0022] As attached Figure 1 As shown, the front end outer surface of the scale horizontal plate 1 is provided with scale lines in the horizontal direction, and the outer surface of the scale vertical rod 11 is provided with scale lines in the vertical direction, so that the user can read the numerical value conveniently, and can directly read the top hole diameter and the bottom diameter of the tapered hole, and can also read the depth of the tapered hole conveniently. The upper and lower diameters and the depth of the tapered hole can be used to conveniently calculate the taper of the tapered hole by the operator.

[0023] As attached Figure 1-3 As shown, both ends of the scale horizontal plate 1 are provided with internal threaded holes 13 matching the external thread structure of the stud 2, and the stud 2 and the scale horizontal plate 1 are connected by threads, so as to facilitate the adjustment of the position of the stud 2 on the scale horizontal plate 1.

[0024] As attached Figure 1-3 As shown, the length and width of the vertical section of the movable sleeve 4 are respectively larger than the length and width of the vertical section of the scale area on the scale horizontal plate 1, so that the movable sleeve 4 can be horizontally moved in the scale area on the scale horizontal plate 1, and the top diameter of the tapered hole can be conveniently read using the indicator block 5 at the bottom.

[0025] As attached Figure 1-2 As shown, the horizontal detection mechanism includes an angle ruler 8 fixedly connected below the end of the top plate 7, the bottom of the top plate 7 is located at the center of the angle ruler 8 and is vertically connected to a traction rope 9, and the bottom end of the traction rope 9 is connected to a plumb bob 10, which is convenient for checking whether the placement of the tapered hole depth detection device is horizontal during use.

[0026] As attached Figure 1-2 As shown, the upper and lower ends of the connecting column 6 are fixedly connected to the bottom of the top plate 7 and the top of the scale cross plate 1 by screws.

[0027] As attached Figure 1 and attached Figure 4 As shown, a through hole 12 is provided in the horizontal direction on the inside of the top plate 7 corresponding to the outside where the scale vertical rod 11 is located, so that the scale vertical rod 11 can move horizontally on the inner side of the top plate 7, so as to detect the depth of the tapered hole on the one hand, and on the other hand, the bottom of the two scale vertical rods 11 can be used to contact the bottom edge of the tapered hole, and then the position of the outer edge of the two scale vertical rods 11 on the outside of the scale horizontal plate 1 is read, and the diameter of the bottom of the tapered hole is obtained using the scale lines on the scale horizontal plate 1.

[0028] Working principle: This utility model designs a cone hole depth detection device, the specific structure is as shown in the attached manual Figure 1-4 As shown, in the technical solution, when in use, the tapered hole depth detection device is placed on the outer side of the tapered hole on the measuring piece. By setting a horizontal detection mechanism, the placement of the tapered hole depth detection device can be horizontally detected, and the connection positions of the studs 2 at both ends on the scale cross plate 1 are adjusted to avoid the uneven upper surface of the measuring piece causing the placement of the tapered hole depth detection device to be tilted, affecting the measurement accuracy of the tapered hole depth. When in use, the two movable sleeves 4 are moved to the top edge of the tapered hole, and when the indicator blocks 5 at the bottom of the two movable sleeves 4 are aligned with the two edges of the tapered hole, the area between the scale lines aligned with the two indicator blocks 5 is The domain is the diameter of the top of the tapered hole. The scale vertical rod 11 is extended into the interior of the tapered hole to facilitate the measurement of the depth of the tapered hole. Then, the two scale vertical rods 11 can be moved horizontally on the inner side of the top plate 7, so as to detect the depth of the tapered hole on the one hand, and on the other hand, the bottoms of the two scale vertical rods 11 are used to contact the bottom edge of the tapered hole, and then the positions of the outer edges of the two scale vertical rods 11 on the outside of the scale horizontal plate 1 are read, and the scale lines on the scale horizontal plate 1 are used to obtain the diameter of the bottom of the tapered hole. Using the algorithm formula of the taper, when the values ​​of the depth of the tapered hole and the upper and lower diameters are obtained, the taper of the tapered hole can be calculated. The operation is simple, convenient and practical.

[0029] Among them, the drawings of the embodiments disclosed in the present utility model only involve structures related to the embodiments disclosed in the present utility model, and other structures can refer to the general design. In the absence of conflict, the same embodiment and different embodiments of the present utility model can be combined with each other;

[0030] Finally: The above description is only a preferred embodiment of the present utility model and is not intended to limit the present utility model. Any modifications, equivalent substitutions, improvements, etc. made within the spirit and principles of the present utility model should be included in the protection scope of the present utility model.

Claims

1. The cone hole depth detection device is characterized by: The invention comprises a graduated horizontal plate (1) arranged above a conical hole on a measuring piece, wherein both ends of the graduated horizontal plate (1) are connected to studs (2) in the vertical direction, and the bottom ends of the studs (2) are fixedly connected to a support block (3) placed on the top of the measuring piece, and the outside of the graduated horizontal plate (1) is provided with two movable sleeves (4) between the inner sides of the two studs (2), and the bottom ends of the two movable sleeves (4) are provided with indicating blocks (5), and the top ends of both ends of the graduated horizontal plate (1) are fixedly connected to connecting columns (6), and the top ends of the two connecting columns (6) are located above the graduated horizontal plate (1) and are fixedly connected to a top plate (7), and a horizontal detection mechanism is installed at one end of the top plate (7), and the front end of the top plate (7) extends to the front side of the graduated horizontal plate (1) and is connected to two graduated vertical rods (11) in the vertical direction, and the bottom ends of the two graduated vertical rods (11) are inserted into the bottom inner wall of the conical hole.

2. The tapered hole depth detection device according to claim 1, characterized in that: The front end outer surface of the scale horizontal plate (1) is provided with scale lines in the horizontal direction, and the outer surface of the scale vertical rod (11) is provided with scale lines in the vertical direction.

3. The tapered hole depth detection device according to claim 1, characterized in that: Both ends of the scale horizontal plate (1) are provided with internal thread holes (13) matching the external thread structure of the stud (2), and the stud (2) and the scale horizontal plate (1) are connected via threads.

4. The tapered hole depth detection device according to claim 1, characterized in that: The length and width of the vertical section of the movable sleeve (4) are respectively greater than the length and width of the vertical section at the scale area position on the scale horizontal plate (1).

5. The tapered hole depth detection device according to claim 1, characterized in that: The horizontal detection mechanism comprises an angle ruler (8) fixedly connected below the end of the top plate (7); the bottom of the top plate (7) is located at the center of the angle ruler (8) and is vertically connected to a traction rope (9); the bottom end of the traction rope (9) is connected to a plumb bob (10).

6. The tapered hole depth detection device according to claim 1, characterized in that: The upper and lower ends of the connecting column (6) are fixedly connected to the bottom of the top plate (7) and the top of the scale horizontal plate (1) by means of screws.

7. The tapered hole depth detection device according to claim 1, characterized in that: A through hole (12) is provided in the horizontal direction on the inside of the top plate (7) corresponding to the outside where the scale vertical rod (11) is located.

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