CN220893227U - Small hole chamfering depth measuring device - Google Patents
Small hole chamfering depth measuring device Download PDFInfo
- Publication number
- CN220893227U CN220893227U CN202322557950.1U CN202322557950U CN220893227U CN 220893227 U CN220893227 U CN 220893227U CN 202322557950 U CN202322557950 U CN 202322557950U CN 220893227 U CN220893227 U CN 220893227U
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- Prior art keywords
- fixedly connected
- small hole
- wall
- fixed block
- steel ball
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 23
- 239000010959 steel Substances 0.000 claims abstract description 23
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims description 9
- 235000017491 Bambusa tulda Nutrition 0.000 claims description 9
- 241001330002 Bambuseae Species 0.000 claims description 9
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims description 9
- 239000011425 bamboo Substances 0.000 claims description 9
- 208000002925 dental caries Diseases 0.000 claims description 2
- 238000001514 detection method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 230000007547 defect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012031 short term test Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02E—REDUCTION OF GREENHOUSE GAS [GHG] EMISSIONS, RELATED TO ENERGY GENERATION, TRANSMISSION OR DISTRIBUTION
- Y02E30/00—Energy generation of nuclear origin
- Y02E30/30—Nuclear fission reactors
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model discloses a small hole chamfering depth measuring device which comprises a straight cylinder and a steel ball, wherein a sliding block is connected to the inner wall of the straight cylinder in a sliding manner, the lower end of the sliding block is fixedly connected with a vertical rod, the lower end of the vertical rod penetrates through the lower end face of the straight cylinder and is fixedly connected with a fixed block, the lower end of the fixed block is provided with a mounting groove, the upper end of the steel ball is fixedly connected with a connecting block, the upper end of the connecting block is propped against the mounting groove, two cavities are symmetrically formed in the fixed block, and two worms are symmetrically connected in the inner wall of the fixed block in a rotating manner. The advantages are that: the screw rod can be driven to rotate through the knob, the worm and the worm wheel, the bolt can be driven to move through the screw rod, the thread bush and the push plate and separate from the clamping groove, so that the steel ball can be detached, otherwise, the steel ball can be fixed, the steel balls with different diameters can be replaced conveniently, the small hole chamfering depth with different diameters can be detected conveniently, and the applicability of the device is improved.
Description
Technical Field
The utility model relates to the technical field of small hole chamfering depth measurement, in particular to a small hole chamfering depth measurement device.
Background
For some structural parts with smaller inner holes, because the inner holes are small in size and high in precision, when chamfering process production is carried out by a plurality of manufacturers, chamfering depth control is carried out simply by experience on the premise of controlling chamfering angles. The actual depth of the inner hole chamfer with the small size is measured, and no effective detection equipment and no effective detection method are available in the market at present.
The prior patent publication No. CN104374286A discloses a small hole chamfering depth measuring device. A step hole is formed in the measuring body through the measuring body; the top end of the measuring body is provided with a dial indicator, and the side surface of the upper part of the measuring body is provided with a locking screw for fastening the dial indicator; the bottom end of the dial indicator is sleeved with a pressure spring; a slidable measuring column is arranged in the measuring body step hole, the measuring column is contacted with the side end of the bottom of the dial indicator, and the lower end of the side column is provided with a steel ball extending out of the measuring body; realize the chamfer degree of depth on the short-term test work piece.
The device can detect the chamfer depth of the small hole through the steel ball, but can only detect the chamfer depth of the small hole with the same diameter, and the small holes with different diameters need to correspond to the steel balls with different diameters during detection, so that the applicability of the device is reduced.
In order to solve the problems, we propose a small hole chamfering depth measuring device.
Disclosure of utility model
The utility model aims to solve the defects in the prior art, and provides a small hole chamfering depth measuring device.
In order to achieve the above purpose, the present utility model adopts the following technical scheme:
The utility model provides a micropore chamfer degree of depth measuring device, includes straight section of thick bamboo and steel ball, sliding connection has the slider on the inner wall of straight section of thick bamboo, the lower extreme fixedly connected with montant of slider, the lower extreme of montant runs through the lower terminal surface of straight section of thick bamboo and fixedly connected with fixed block, the mounting groove has been seted up to the lower extreme of fixed block, four draw-in grooves have been seted up to the upper end fixedly connected with connecting block of steel ball, the upper end of connecting block supports in the mounting groove, two cavitys have been seted up to the symmetry in the fixed block, symmetrical rotation is connected with two worms in the inner wall of fixed block, every all meshing is connected with the worm wheel on the worm, the equal horizontal fixedly threaded rod of center department of every worm wheel, every on all meshing is connected with the thread bush, every equal symmetrical fixedly connected with two push plates on the lateral wall of thread bush, every equal fixedly connected with bolt in one side of push pedal is the back of the same, four draw-in grooves have been seted up to the lateral wall symmetry on the connecting block, every the one end that the bolt is opposite to run through the cavity and support in the draw-in groove, the upper end fixedly connected with worm wheel of slider, reset spring is connected with on the right side of straight section of thick bamboo, transparent window, transparent pointer is provided with on the right side.
In order to better achieve the above purpose, the present utility model adopts the following technical scheme: and two limiting rods are fixedly connected to the inner walls of the cavities, two pushing plates are sleeved on the limiting rods in a sliding mode, and a plurality of bolts are connected to the inner walls of the fixing blocks in a sliding mode.
In order to better achieve the above purpose, the present utility model adopts the following technical scheme: the lower end face of the straight barrel is fixedly connected with a transverse plate, and the vertical rod is slidably connected in the inner walls of the straight barrel and the transverse plate.
In order to better achieve the above purpose, the present utility model adopts the following technical scheme: the upper ends of the two worms are fixedly connected with knobs, and the two ends of the two threaded rods are both rotationally connected to the inner wall of the cavity.
In order to better achieve the above purpose, the present utility model adopts the following technical scheme: the side wall of the straight cylinder is fixedly connected with a handle, and the surface of the handle is provided with anti-skid patterns.
The utility model has the advantages that: the screw rod can be driven to rotate through the knob, the worm and the worm wheel, the bolt can be driven to move through the screw rod, the thread bush and the push plate and separate from the clamping groove, so that the steel ball can be detached, otherwise, the steel ball can be fixed, the steel balls with different diameters can be replaced conveniently, the small hole chamfering depth with different diameters can be detected conveniently, and the applicability of the device is improved.
Drawings
FIG. 1 is a schematic diagram of the front structure of a small hole chamfering depth measuring apparatus according to the present utility model;
FIG. 2 is a schematic diagram of a front cross-sectional structure of a small hole chamfer depth measuring device according to the present utility model;
fig. 3 is an enlarged schematic structural view of a fixing block in the small hole chamfering depth measuring apparatus according to the present utility model.
In the figure: 1 straight cylinder, 2 sliding blocks, 3 vertical rods, 4 fixed blocks, 5 steel balls, 6 connecting blocks, 7 worm screws, 8 worm gears, 9 threaded rods, 10 threaded sleeves, 11 push plates, 12 bolts, 13 knobs, 14 transverse plates, 15 return springs, 16 pointers and 17 handles.
Detailed Description
The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model.
Referring to fig. 1-3, the device for measuring the depth of the chamfer of the small hole comprises a straight cylinder 1 and a steel ball 5, wherein a sliding block 2 is slidingly connected to the inner wall of the straight cylinder 1, the lower end of the sliding block 2 is fixedly connected with a vertical rod 3, the lower end of the vertical rod 3 penetrates through the lower end face of the straight cylinder 1 and is fixedly connected with a fixed block 4, the lower end of the fixed block 4 is provided with a mounting groove, the upper end of the steel ball 5 is fixedly connected with a connecting block 6, the upper end of the connecting block 6 abuts against the mounting groove, two cavities are symmetrically formed in the fixed block 4, two worms 7 are symmetrically and rotatably connected to the inner wall of the fixed block 4, each worm 7 is connected with a worm wheel 8 in a meshed manner, the center of each worm wheel 8 is horizontally fixedly penetrated with a threaded rod 9, each worm 9 is fixedly connected with a threaded sleeve 10 in a meshed manner, each threaded sleeve 10 is symmetrically and fixedly connected with two push plates 11 on the side wall of each threaded sleeve 10, one side of each push plate 11 is fixedly connected with a bolt 12 in a back side, four clamping grooves are symmetrically formed in the side wall of the connecting block 6, one end of each push plate 12 penetrates through the cavities and abuts against the clamping grooves, the two worm wheels 13, the worm wheels 8 and the worm wheels 8 are symmetrically arranged in the clamping grooves, the two worm wheels 7 are in a matched with the corresponding threaded rod 9, and the threaded rod 9 can be conveniently removed from the threaded rod 10, and the threaded rod 5 is not in a matched with the threaded sleeve, and can be conveniently removed by the threaded rod 5, and can be conveniently and can be removed by the threaded device and can be conveniently and detached from the threaded device through the threaded device 5. The up end fixedly connected with reset spring 15 of slider 2, reset spring 15's upper end fixed connection is on straight section of thick bamboo 1's inner wall, and slider 2's right side fixedly connected with pointer 16 is provided with the transparent window on straight section of thick bamboo 1's right side, is provided with the scale on the transparent window, and reset spring 15 can play the effect that resets to slider 2.
The inner walls of the two cavities are fixedly connected with limiting rods, the two pushing plates 11 are sleeved on the limiting rods in a sliding mode, the bolts 12 are connected in the inner walls of the fixed blocks 4 in a sliding mode, and the limiting rods can play a limiting role on the pushing plates 11.
The lower end face of the straight cylinder 1 is fixedly connected with a transverse plate 14, the vertical rod 3 is slidably connected in the inner walls of the straight cylinder 1 and the transverse plate 14, and the vertical rod 3 can drive the sliding block 2 to move.
The upper ends of the two worms 7 are fixedly connected with knobs 13, two ends of the two threaded rods 9 are both rotationally connected to the inner wall of the cavity, and the worm 7 can drive the worm wheel 8 to rotate.
The side wall of the straight cylinder 1 is fixedly connected with a handle 17, the surface of the handle 17 is provided with anti-skid patterns, and the handle 17 is convenient for carrying.
During detection, firstly, the steel ball 5 is propped against the small hole with the same diameter and the same size and not chamfered, then the straight cylinder 1 is downwards pressed until the transverse plate 14 is propped against the plane of the small hole, the scale corresponding to the pointer 16 at the moment is recorded, then the steel ball 5 is propped against the small hole to be measured, and the straight cylinder 1 is downwards pressed so that the transverse plate 14 is propped against the plane of the small hole, the scale corresponding to the pointer 16 at the moment is recorded, and the chamfering depth can be calculated through the difference value of the twice recorded scales; further, rotate knob 13, knob 13 can drive worm 7 and rotate, worm 7 can drive worm wheel 8 and rotate, wherein have reverse self-locking function between worm 7 and the worm wheel 8, worm wheel 8 can drive threaded rod 9 and rotate, threaded rod 9 can drive push pedal 11 through thread bush 10 and remove, push pedal 11 can drive bolt 12 and remove and break away from the draw-in groove, thereby can dismantle steel ball 5, on the contrary can fix steel ball 5, thereby conveniently change steel ball 5 of different diameters, the convenience detects the aperture chamfer degree of depth of different diameters, the suitability of device has been improved, the content of not making detailed description in this specification belongs to the prior art that the expert of the field knows.
Claims (5)
1. The utility model provides a hole chamfer degree of depth measuring device, includes straight section of thick bamboo (1) and steel ball (5), a serial communication port, sliding connection has slider (2) on the inner wall of straight section of thick bamboo (1), the lower extreme fixedly connected with montant (3) of slider (2), the lower extreme of montant (3) runs through the lower terminal surface of straight section of thick bamboo (1) and fixedly connected with fixed block (4), the mounting groove has been seted up to the lower extreme of fixed block (4), the upper end fixedly connected with connecting block (6) of steel ball (5), the upper end of connecting block (6) supports in the mounting groove, two cavitys have been seted up to symmetry in fixed block (4), symmetrical rotation is connected with two worms (7) in the inner wall of fixed block (4), every all meshing is connected with worm wheel (8) on worm wheel (8) central department equal horizontal fixed threaded rod (9), every on threaded rod (9) all meshing is connected with thread bush (10), all fixedly connected with on the lateral wall of thread bush (10) each push pedal (11) opposite to each other, two opposite sides are equipped with symmetrical push pedal (12) each side opposite to each other, each push pedal (12) is equipped with opposite each side opposite to each other, and each side is equipped with well-formed groove (12, the sliding block is characterized in that a reset spring (15) is fixedly connected to the upper end face of the sliding block (2), the upper end of the reset spring (15) is fixedly connected to the inner wall of the straight cylinder (1), a pointer (16) is fixedly connected to the right side of the sliding block (2), a transparent window is arranged on the right side of the straight cylinder (1), and a graduated scale is arranged on the transparent window.
2. The small hole chamfer depth measuring device according to claim 1, wherein limiting rods are fixedly connected to the inner walls of the two cavities, two pushing plates (11) are slidably sleeved on the limiting rods, and a plurality of bolts (12) are slidably connected to the inner walls of the fixed blocks (4).
3. The small hole chamfering depth measuring apparatus as set forth in claim 1, characterized in that the lower end face of the straight tube (1) is fixedly connected with a cross plate (14), and the vertical rod (3) is slidably connected in the inner walls of the straight tube (1) and the cross plate (14).
4. The device for measuring the chamfer depth of the small hole according to claim 1, wherein the upper ends of the two worms (7) are fixedly connected with a knob (13), and both ends of the two threaded rods (9) are rotatably connected to the inner wall of the cavity.
5. The small hole chamfering depth measuring apparatus as recited in claim 1, characterized in that a handle (17) is fixedly connected to a side wall of the straight tube (1), and an anti-skid pattern is provided on a surface of the handle (17).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322557950.1U CN220893227U (en) | 2023-09-20 | 2023-09-20 | Small hole chamfering depth measuring device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322557950.1U CN220893227U (en) | 2023-09-20 | 2023-09-20 | Small hole chamfering depth measuring device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220893227U true CN220893227U (en) | 2024-05-03 |
Family
ID=90870898
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322557950.1U Active CN220893227U (en) | 2023-09-20 | 2023-09-20 | Small hole chamfering depth measuring device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220893227U (en) |
-
2023
- 2023-09-20 CN CN202322557950.1U patent/CN220893227U/en active Active
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