CN218329702U

CN218329702U - Foldable inner diameter measuring instrument

Info

Publication number: CN218329702U
Application number: CN202221323800.3U
Authority: CN
Inventors: 王贺; 李运升; 曹阳; 吴一凡
Original assignee: Shenyang Additive Intelligent Manufacturing Technology Research Institute Co ltd
Current assignee: Shenyang Additive Intelligent Manufacturing Technology Research Institute Co ltd
Priority date: 2022-05-30
Filing date: 2022-05-30
Publication date: 2023-01-17
Anticipated expiration: 2032-05-30

Abstract

The utility model discloses a folded cascade internal diameter measuring apparatu, the on-line screen storage device comprises a base, base threaded connection has movable gauge head nut, sliding connection has the movable gauge head with base sliding connection in movable gauge head nut the inner, activity gauge head fixedly connected with fixed connection's first spring, activity gauge head nut upside fixedly connected with retaining ring, the base is close to the retaining ring end and rotates and be connected with the transmission pole, the base is close to transmission pole upper portion sliding connection and has the transmission axle, the base is close to transmission axle outer end threaded connection and has the measuring stick overcoat, the utility model relates to a check out test set technical field. This folded cascade internal diameter measuring apparatu, swivel nut, nut can drive the sliding sleeve and remove, and slide sleeve makes ninety degrees expandes of fixed measurement station support, the fixed gauge head of fixed gauge head through the inner of connecting rod, and this setting can reduce the size of equipment, enters into inside the measured piece, and the gauge head expandes, carries out the measuring of inside diameter.

Description

Foldable inner diameter measuring instrument

Technical Field

The utility model relates to a check out test set technical field specifically is a folded cascade internal diameter measuring apparatu.

Background

For the part that entry aperture is less than inside aperture, when carrying out inside diameter detection, the inside diameter table in the existing market can't satisfy the detection demand at all, can't detect, and to this kind of condition, mostly adopt non-contact on the market, adopt optical profile sensor to carry out inside aperture and detect.

Adopt the sensor to detect and need select for the gauge head of minor diameter to need to measure the development of software, whole equipment cost is higher, and it is higher to operating personnel operating requirement, this equipment adopts contact measurement, equipment application method and traditional internal diameter table are the same basically, easy operation, portable, with low costs, applicable in various site environment, except that the device can't effectively clean measuring stick overcoat screw thread end in time in addition, in external dust gets into the base easily, and then increases follow-up clean step.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a folded cascade internal diameter measuring apparatu has solved sensor detection with high costs, the complicated scheduling problem of operation.

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a foldable inner diameter measuring instrument comprises a base, wherein a movable measuring head nut is connected with the base in a threaded manner, a movable measuring head which is connected with the base in a sliding manner is connected to the inner end of the movable measuring head nut in a sliding manner, the movable measuring head is close to a first spring which is fixedly connected with the bottom end of the movable measuring head nut and fixedly connected with the inner end of the movable measuring head nut, a check ring is fixedly connected to the upper side of the movable measuring head nut close to the inner end of the base, a transmission rod is connected to the base in a rotating manner close to the check ring end, a transmission shaft is connected to the upper portion of the base in a sliding manner close to the upper portion of the transmission rod, a measuring rod outer sleeve is connected to the outer end of the base in a threaded manner close to the outer end of the transmission shaft, a sliding sleeve is connected to the outer end of the base in a sliding manner, a screw is connected to the end of the screw close to the outer end of the measuring rod in a threaded manner and is connected with a connecting sleeve, an inner sleeve is fixedly connected to the inner end of the measuring rod outer sleeve, a second spring is fixedly connected to the inner end of the measuring rod, a dial gauge is fixedly connected to the inner end of the inner sleeve, a measuring point support is connected to the sliding sleeve close to the base in a rotating manner close to the base, a pin shaft, a rotating manner close to the base, a fixed point support is connected to the base, and rotatably connected with a measuring point support.

Preferably, a movable groove is formed in the end, close to the transfer rod, of the base, the transfer rod is an L-shaped rod, the lower end of the transfer rod is attached to the top end of the movable measuring head, and the side end of the transfer rod is attached to the transfer shaft.

Preferably, the inner ends of the base, the outer sleeve of the measuring rod and the inner sleeve are provided with sliding grooves which are embedded with wear-resistant gaskets and are in sliding connection with the transmission shaft, and the end, far away from the connecting sleeve, of the nut is provided with bristles which are attached to the outer sleeve of the measuring rod.

Preferably, the first spring is sleeved on the surface of the movable measuring head, the second spring is sleeved on the surface of the transmission shaft, and the dial indicator is close to the inner sleeve and is in sliding connection with the transmission shaft.

Preferably, the base, the measuring rod outer sleeve, the sliding sleeve, the connecting sleeve, the nut, the pin shaft, the connecting rod and the support are all made of stainless steel, and the end, close to the movable measuring head, of the check ring is provided with a groove.

Preferably, the inner sleeve is provided with a buffer groove near the second spring end, the base is fixedly connected with a protective film near the upper end of the transfer rod, and the protective film is composed of a PE protective film.

Advantageous effects

The utility model provides a folded cascade internal diameter measuring apparatu. Compared with the prior art, the method has the following beneficial effects:

(1) This folded cascade internal diameter measuring apparatu through set up the nut in the device, swivel nut, the nut can drive the sliding sleeve and remove, makes ninety degrees expandes of fixed measurement station support, the fixed gauge head of fixed gauge head through the sliding sleeve in connecting rod inner, and this setting can reduce the size of equipment, enters into by survey inside the piece, and the gauge head expandes, carries out inside diameter's detection, through folding form convenient operation, measure accurate, require lowerly to operating personnel, can use in arbitrary occasion.

(2) This folded cascade internal diameter measuring apparatu through set up the brush hair in the device, drives the brush hair when the nut removes and rotates, and rotates the brush hair and cleans measuring stick overcoat thread end, and the protective film in the base has elasticity, avoids external impurity to get into the base inner, alleviates follow-up clean burden.

Drawings

FIG. 1 is a front sectional view of the present invention;

fig. 2 is a top view of the present invention;

fig. 3 is a side view of the present invention.

In the figure: 1. a base; 2. a movable probe nut; 3. a movable probe; 4. a first spring; 5. a retainer ring; 6. a transfer lever; 7. a transmission shaft; 8. the measuring rod is sleeved; 9. a sliding sleeve; 10. a screw; 11. connecting sleeves; 12. a nut; 13. a second spring; 14. an inner sleeve; 15. a dial indicator; 16. a pin shaft; 17. a connecting rod; 18. a support; 19. and fixing the measuring head.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a folded cascade internal diameter measuring apparatu, the on-line screen storage device comprises a

base

1, 1 threaded connection of base has activity

gauge head nut

2, 2 inner sliding connection of activity gauge head nut has the activity gauge head 3 with 1 sliding connection of base, activity gauge head 3 is close to 2 bottom fixedly connected with of activity gauge head nut and 2 inner fixed connection's of activity gauge head first spring 4, 2 upsides of activity gauge head nut are close to 1 inner fixedly connected with retaining ring 5 of base, base 1 is close to retaining ring 5 end and rotates and be connected with transmission pole 6, base 1 is close to 6 ends of transmission pole and is equipped with the activity groove, transmission pole 6 is the L pole that appears, the laminating on 6 lower extremes of transmission pole and the 3 tops of activity gauge head, 6 sides of transmission pole and the laminating of transmission axle 7, the activity groove provides the free space for transmission pole 6.

Base 1 is close to 6 upper portion sliding connection of transmission pole has transmission shaft 7, base 1 is close to 7 outer end threaded connection of transmission shaft has measuring stick overcoat 8, 8 outer end sliding connection of measuring stick overcoat have sliding sleeve 9, sliding sleeve 9 is kept away from 1 end threaded connection of base and is had

screw

10, 8 end threaded connection of measuring stick overcoat are close to screw 10 has adapter sleeve 11, adapter sleeve 11 rotates and is connected with the nut 12 with 8 threaded connection of measuring stick overcoat, base 1, measuring

stick overcoat

8, 14 the inner of endotheca all be equipped with embedded wear washer and with 7 sliding connection's of transmission shaft spout, nut 12 is equipped with the brush hair with 8 laminating of measuring stick overcoat away from adapter sleeve 11 end, the brush hair is moved when nut 12 removes and is rotated, and rotate the brush hair and clean 8 threaded end of measuring stick overcoat, alleviate follow-up clean burden.

The inner side of the measuring rod outer sleeve 8 is far away from the base 1 and fixedly connected with an inner sleeve 14, the inner end of the inner sleeve 14 is fixedly connected with a second spring 13 fixedly connected with a transmission shaft 7, the end of the inner sleeve 14, which is close to the second spring 13, is provided with a buffer groove, the base 1 is close to the upper end of the transmission rod 6 and is fixedly connected with a protective film, the protective film is composed of a PE protective film, the protective film has elasticity, external impurities are prevented from entering the inner end of the base 1, the inner sleeve 14 is far away from the end of the second spring 13 and is fixedly connected with a dial indicator 15, the first spring 4 is sleeved on the surface of the movable measuring head 3, the second spring 13 is sleeved on the surface of the transmission shaft 7, the dial indicator 15 is close to the inner sleeve 14 and is connected with the transmission shaft 7 in a sliding mode, the first spring 4 and the second spring 13 are convenient for the movable measuring head 3, and the transmission shaft 7 is reset. The upper side of the sliding sleeve 9 close to the base 1 is rotatably connected with a pin shaft 16, the pin shaft 16 is rotatably connected with a connecting rod 17, the other end of the connecting rod 17 is rotatably connected with a fixed measuring point support 18 rotatably connected with the base 1, and the fixed measuring point support 18 is in threaded connection with a fixed measuring head 19. The base 1, the measuring rod outer sleeve 8, the sliding sleeve 9, the connecting sleeve 11, the nut 12, the pin shaft 16, the connecting rod 17 and the support 18 are all made of stainless steel, the end, close to the movable measuring head 3, of the check ring 5 is provided with a groove, and the stainless steel enables the device to have corrosion resistance.

Meanwhile, the contents which are not described in detail in the specification belong to the prior art which is known by the person skilled in the art, and the model parameters of each electric appliance are not particularly limited, and conventional equipment can be used.

When the device is used, the nut 12 is rotated, the nut 12 can drive the sliding sleeve 9 to move, the sliding sleeve enables the fixed measuring point support 18 and the fixed measuring head 19 to be unfolded ninety degrees through the inner end of the connecting rod 17, the fixed measuring point support 18 and the fixed measuring head 19 are unfolded, the device is corrected and zeroed in a ring gauge, the nut 12 is rotated reversely after the zero is zeroed, the support 18, the fixed measuring point support 18 and the fixed measuring head 19 are folded, the device extends into a measured part after the device is folded, the device is operated according to the unfolded operation method, the movable measuring head 3 and the fixed measuring head 19 on the two sides are enabled to be in contact with the inner hole arm, reading is carried out through the dial indicator 15, the reading result is the required measuring value, in the process, the bristles are driven to rotate when the nut 12 moves, the bristles are rotated to clean the thread end of the measuring rod outer sleeve 8, and subsequent cleaning is reduced.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A folded cascade internal diameter measuring apparatu, includes base (1), its characterized in that: the measuring device is characterized in that a movable measuring head nut (2) is in threaded connection with a base (1), a movable measuring head (3) in sliding connection with the base (1) is connected to the inner end of the movable measuring head nut (2) in a sliding mode, the movable measuring head (3) is close to the bottom end of the movable measuring head nut (2) and is fixedly connected with a first spring (4) fixedly connected with the inner end of the movable measuring head nut (2), the upper side of the movable measuring head nut (2) is close to the inner end of the base (1) and is fixedly connected with a check ring (5), the base (1) is close to the end of the check ring (5) and is rotatably connected with a transmission rod (6), the base (1) is close to the upper portion of the transmission rod (6) and is slidably connected with a transmission shaft (7), the outer end of the base (1) close to the transmission shaft (7) is in threaded connection with a measuring rod outer sleeve (8), the outer end of the measuring rod outer sleeve (8) is slidably connected with a sliding sleeve (9), the sliding sleeve (9) is far away from the base (1) and is in threaded connection with a screw (10), the end of the screw (10) close to the measuring rod outer sleeve (8) is in a threaded connection with a measuring rod outer sleeve (11), the inner sleeve (11) is rotatably connected with a connecting sleeve (8), and is fixed with an inner sleeve (12) in a connecting sleeve (8) connected with the base (14), the inner end of the inner sleeve (14) is fixedly connected with a second spring (13) fixedly connected with the transmission shaft (7), the inner sleeve (14) is fixedly connected with a dial indicator (15) far away from the second spring (13), the upper side of the sliding sleeve (9) close to the base (1) is rotatably connected with a pin shaft (16), the pin shaft (16) is rotatably connected with a connecting rod (17), the other end of the connecting rod (17) is rotatably connected with a fixed measuring point support (18) rotatably connected with the base (1), and the fixed measuring point support (18) is in threaded connection with a fixed measuring head (19).

2. A foldable internal diameter gauge according to claim 1, wherein: the measuring device is characterized in that a movable groove is formed in the end, close to the transfer rod (6), of the base (1), the transfer rod (6) is an L-shaped rod, the lower end of the transfer rod (6) is attached to the top end of the movable measuring head (3), and the side end of the transfer rod (6) is attached to the transfer shaft (7).

3. A foldable internal diameter gauge according to claim 1, wherein: the inner ends of the base (1), the measuring rod outer sleeve (8) and the inner sleeve (14) are provided with sliding grooves which are embedded with wear-resistant gaskets and are in sliding connection with the transmission shaft (7), and the ends, far away from the connecting sleeve (11), of the nuts (12) are provided with bristles which are attached to the measuring rod outer sleeve (8).

4. A foldable internal diameter gauge according to claim 1, wherein: the first spring (4) is sleeved on the surface of the movable measuring head (3), the second spring (13) is sleeved on the surface of the transmission shaft (7), and the dial indicator (15) is close to the inner sleeve (14) and is connected with the transmission shaft (7) in a sliding mode.

5. A foldable internal diameter gauge according to claim 1, wherein: the base (1), the measuring rod outer sleeve (8), the sliding sleeve (9), the connecting sleeve (11), the nut (12), the pin shaft (16), the connecting rod (17) and the support (18) are all made of stainless steel, and the end, close to the movable measuring head (3), of the check ring (5) is provided with a groove.

6. A foldable internal diameter gauge according to claim 1, wherein: the end, close to second spring (13), of endotheca (14) is equipped with the dashpot, base (1) is close to transfer bar (6) upper end fixedly connected with protecting film, the protecting film comprises the PE protection film.