CN220018410U - Gap detection device for mechanical assembly - Google Patents
Gap detection device for mechanical assembly Download PDFInfo
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- CN220018410U CN220018410U CN202321677662.3U CN202321677662U CN220018410U CN 220018410 U CN220018410 U CN 220018410U CN 202321677662 U CN202321677662 U CN 202321677662U CN 220018410 U CN220018410 U CN 220018410U
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- 238000001514 detection method Methods 0.000 title claims abstract description 71
- 235000017166 Bambusa arundinacea Nutrition 0.000 claims abstract 5
- 235000017491 Bambusa tulda Nutrition 0.000 claims abstract 5
- 241001330002 Bambuseae Species 0.000 claims abstract 5
- 235000015334 Phyllostachys viridis Nutrition 0.000 claims abstract 5
- 239000011425 bamboo Substances 0.000 claims abstract 5
- 239000007788 liquid Substances 0.000 claims description 6
- 239000012780 transparent material Substances 0.000 claims description 4
- 238000007789 sealing Methods 0.000 description 18
- 238000003825 pressing Methods 0.000 description 11
- 238000004519 manufacturing process Methods 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 238000010586 diagram Methods 0.000 description 2
- 230000000149 penetrating effect Effects 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 230000001174 ascending effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000011521 glass Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000010147 laser engraving Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000007769 metal material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 229920003023 plastic Polymers 0.000 description 1
- 231100000817 safety factor Toxicity 0.000 description 1
- 239000008399 tap water Substances 0.000 description 1
- 235000020679 tap water Nutrition 0.000 description 1
- 235000015112 vegetable and seed oil Nutrition 0.000 description 1
- 239000008158 vegetable oil Substances 0.000 description 1
Landscapes
- A Measuring Device Byusing Mechanical Method (AREA)
Abstract
The utility model belongs to the technical field of gap detection, and particularly relates to a gap detection device for mechanical assembly. Including detecting the section of thick bamboo, detect the nozzle of a section of thick bamboo and be fixed with first closing cap, be provided with first piston in the detection section of thick bamboo, be fixed with the jack-prop on the first piston, be connected with communicating pipe on detecting the lateral wall of section of thick bamboo, the other end of communicating pipe is connected with the graduated flask, be provided with mobilizable second piston in the graduated flask, be provided with the scale mark along graduated flask height distribution on the lateral wall of graduated flask, the nozzle of graduated flask is provided with its confined second closing cap, the inside and outside communicating second through-hole has been seted up on the second closing cap, be fixed with the push rod on the second piston, the other end of push rod wears out the second through-hole and is fixed with the briquetting. According to the utility model, the second piston is pushed to move downwards, so that the first piston moves upwards until the jacking column abuts against the other part, and the gap between the two parts is accurately detected finally by reading the moving distance of the second piston and the height dimension of the detection cylinder.
Description
Technical Field
The utility model belongs to the technical field of gap detection, and particularly relates to a gap detection device for mechanical assembly.
Background
Mechanical assembly refers to the connection of mechanical parts or components according to the technical requirements of the design, the mechanical parts or components are combined into a finished machine, such as mechanical related assembly, and in the assembly process of parts, the control of the gap between two adjacent components is a crucial part of the assembly. The gap refers to the distance between two things, or the space or time between two things, or the gap inside the object, and the gap and the distance both represent the distance between two parts in the mechanical assembly process.
The gap detection tool is needed to be utilized when detecting the gap (also called as the interval) between the two parts, the detection device in the prior art is used, the shell is attached to one of the parts, the telescopic scale is arranged in the shell, the other part is abutted against the scale end of the scale, the scale is contracted inwards until the part reaches the designated position, the pawl in the shell is locked on the ratchet teeth of the scale at the moment, the current position of the scale is locked, a technician is convenient to check the size between the two parts, but due to a certain interval between the two adjacent ratchet teeth, the pawl cannot be just locked at the position where the scale stops, so that a certain error exists in the gap size detected in the mode, and the accuracy is not high.
Disclosure of Invention
According to the defects in the prior art, the technical problems to be solved by the utility model are as follows: provided is a gap detection device for mechanical assembly, which can accurately detect the gap size between two components when in use.
The gap detection device for mechanical assembly comprises a detection cylinder, wherein a first sealing cover for sealing the cylinder opening of the detection cylinder is fixed on the cylinder opening of the detection cylinder, a movable first piston is arranged in the detection cylinder, a jacking column is fixed on the first piston, a first through hole for the jacking column to penetrate out is formed in the first sealing cover corresponding to the jacking column, a communicating pipe communicated with the inside of the detection cylinder is connected to the outer side wall of the detection cylinder, a measuring cylinder is connected to the other end of the communicating pipe, a movable second piston is arranged in the measuring cylinder, the measuring cylinder is made of transparent materials, scale marks distributed along the height of the measuring cylinder are arranged on the outer side wall of the measuring cylinder, a second sealing cover for sealing the measuring cylinder is arranged on the cylinder opening of the measuring cylinder, a second through hole communicated with the inside and outside is formed in the second sealing cover, a push rod is fixed on the second piston, and a pressing block is fixed on the other end of the push rod penetrating out of the second through hole.
Further, a magnetic block is connected to the bottom of the detection cylinder.
Furthermore, the detection cylinder and the measuring cylinder are filled with filling liquid.
Further, the communicating pipe is a hose.
Further, a guiding arrow is arranged on the side wall of the second piston.
Compared with the prior art, the utility model has the following beneficial effects:
according to the utility model, the second piston is pushed to move downwards, so that the first piston moves upwards until the jacking column abuts against the other part, and the gap between the two parts is accurately detected finally by reading the moving distance of the second piston and the height dimension of the detection cylinder.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic diagram of the front view structure of FIG. 1;
the names of the components in the figure are as follows: 1. the device comprises a detection cylinder 2, filling liquid 3, a magnetic block 4, a communicating pipe 5, a measuring cylinder 6, a second piston 7, a second closing cap 8, a push rod 9, a pressing block 10, a top column 11, a first closing cap 12 and a first piston.
Description of the embodiments
The present utility model is further illustrated by the following examples, which are not intended to be limiting, but any modifications, equivalents, improvements, etc. within the spirit and principles of the present utility model are intended to be included within the scope of the present utility model.
The gap detection device for mechanical assembly according to the embodiment, as shown in fig. 1 and 2, comprises a detection cylinder 1, wherein a first sealing cover 11 for sealing the detection cylinder 1 is fixed at a cylinder opening of the detection cylinder 1, a movable first piston 12 is arranged in the detection cylinder 1, a jacking column 10 is fixed on the first piston 12, a first through hole for penetrating the jacking column 10 is formed in the first sealing cover 11 corresponding to the jacking column 10, a communicating pipe 4 communicated with the interior of the detection cylinder 1 is connected to the outer side wall of the detection cylinder 1, a measuring cylinder 5 is connected to the other end of the communicating pipe 4, a movable second piston 6 is arranged in the measuring cylinder 5, the measuring cylinder 5 is made of transparent materials, scale marks distributed along the height of the measuring cylinder 5 are arranged on the outer side wall of the measuring cylinder 5, a second sealing cover 7 for sealing the measuring cylinder 5 is arranged at the cylinder opening, a second through hole communicated with the inside and outside is formed in the second sealing cover 7, a push rod 8 is fixed on the second piston 6, and a pressing block 9 is fixed at the other end of the push rod 8 and penetrates out of the second through hole;
as shown in fig. 1, the first sealing cover 11 is connected with the detection cylinder 1 through threads, an external thread is formed on the outer side wall of the cylinder opening of the detection cylinder 1, an internal thread in threaded fit with the external thread is formed on the inner side wall of the first sealing cover 11, and the first sealing cover 11 is fixed at the cylinder opening of the detection cylinder 1 through rotation; during production, the first piston 12 can be made of metal materials, such as aluminum alloy, a sealing ring is sleeved on the outer measuring wall of the first piston 12, and the first piston 12 moves up and down in the detection cylinder 1 to drive the jack post 10 to pass through the through hole for telescopic movement;
a third through hole communicated with the inside and the outside is formed in the outer side wall of the detection cylinder 1 and close to the bottom of the detection cylinder 1, and one end of a communicating pipe 4 is connected to the outer side wall of the detection cylinder 1 and communicated with the third through hole; a fourth through hole communicated with the inside and the outside is formed in the position, close to the bottom of the measuring cylinder 5, on the outer side of the measuring cylinder 5, and the other end of the communicating pipe 4 is connected to the outer side wall of the measuring cylinder 5 and communicated with the fourth through hole; the detection cylinder 1 is communicated with the inside of the measuring cylinder 5 through the communicating pipe 4;
the measuring cylinder 5 is made of transparent material, such as glass or transparent plastic, and the second piston 6 can be observed through the measuring cylinder 5; the second closing cover 7 is connected with the measuring cylinder 5 through threads, and the specific connection mode can refer to the threaded fit between the first closing cover 11 and the detecting cylinder 1; the second through hole is formed in the center of the second closing cover 7, the push rod 8 penetrates into the measuring cylinder 5 through the second through hole and is fixed on the second piston 6, when the measuring cylinder is used, the second piston 6 moves downwards by pressing the pressing block 9, air in the measuring cylinder 5 is compressed, and the air in the measuring cylinder 5 enters the detecting cylinder 1 through the communicating pipe 4 and pushes the first piston 12 to move upwards;
the scale marks on the outer side wall of the measuring cylinder 5 can be obtained in a laser engraving mode, for the convenience of observation, as shown in fig. 1, a guiding arrow is arranged on the side wall of the second piston 6, the numerical value of the guiding arrow on the measuring cylinder 5 is a reading numerical value, the scale marks on the measuring cylinder 5 are distributed from top to bottom, the uppermost part of the scale marks is used as a starting point, namely the numerical value of 0, when the guiding arrow on the second piston 6 points to the scale of 0, the upper end of the jacking column 10 is just flush with the first closing cap 11, and when the second piston 6 moves downwards, the first piston 12 moves upwards, and meanwhile the jacking column 10 extends out of the detecting cylinder 1;
when the device is used, in order to synchronize the movement of the second piston 6 and the movement of the first piston 12, the filling liquid 2 is filled in the detection cylinder 1 and the measuring cylinder 5, when the second piston 6 moves downwards, the filling liquid 2 in the measuring cylinder 5 falls into the detection cylinder 1 through the communicating pipe 4 to push the first piston 12 to move upwards, and the filling liquid 2 can be tap water or vegetable oil which is not easy to volatilize; in the production process, under the condition that the detection cylinder 1 and the measuring cylinder 5 are at the same height, the volumes in the detection cylinder 1 and the measuring cylinder 5 are the same, so that the numerical value can be conveniently read after detection, for example, when a guiding arrow on the second piston 6 points to a scale mark of 0 on a scale mark, the upper end of the top column 10 is in a flush state with the first sealing cover 11, and the first piston 12 is positioned above the third through hole, so that the first piston 12 can be prevented from sealing the third through hole; when the push rod 8 is pushed to enable the second piston 6 to move downwards to 1cm, the first piston 12 in the detection cylinder 1 moves upwards by 1cm, and meanwhile, the jacking column 10 extends out of the detection cylinder 1 by 1 cm; when the detection cylinder 1 and the jack post 10 are positioned between the two parts, the bottom of the detection cylinder 1 is attached to one part, the jack post 10 is propped against the other part, and at the moment, the distance of how much the second piston 6 moves downwards is observed, and the distance is equal to the distance between the two parts when the height of the detection cylinder 1 is added; the height of the detection cylinder 1 is an integer as much as possible during production, so that the numerical conversion is convenient, and the size of the first closing cover 11 is added in the calculation process, namely the whole height of the detection cylinder 1 provided with the first closing cover 11 plus the extending distance of the jacking column 10 is the clearance distance between the two components; for example, the overall height of the detection cylinder 1 added with the first closing cap 11 is 10cm, the value is a fixed value, only the detection is needed periodically, the detection is not needed to be carried out every time, the upper end of the jack post 10 is in a level state with the first closing cap 11, when the second piston 6 moves downwards in the measuring cylinder 5 by a distance of 2cm, the first piston 12 in the side detection cylinder 1 rises by a distance of 2cm, meanwhile, the jack post 10 is prolonged by 2cm, at the moment, the height of the detection cylinder 1 and the overall height of the first closing cap 11 is increased by 2cm prolonged by the jack post 10, and finally, the value of 12cm is obtained, namely the gap size between the two parts;
as shown in fig. 1, the bottom of the detection cylinder 1 is connected with a magnetic block 3, a groove is formed in the bottom of the detection cylinder 1 corresponding to the magnetic block 3, the magnetic block 3 is installed in the groove during installation, the bottom of the magnetic block 3 and the bottom of the detection cylinder 1 are in a flush state, when in use, the bottom of the detection cylinder 1 is magnetically attracted on one of the components through the magnetic block 3, so that the detection cylinder 1 is conveniently placed in a place where hands are difficult to reach for detection or a place where safety factors are unstable, after the detection cylinder 1 is placed in the place, a technician can remotely complete measurement, the operation is convenient, and the communicating pipe 4 is a hose and is convenient to use;
in the actual use process, after the detection cylinder 1 and the jack post 10 are placed between the two parts, the second piston 6 moves downwards by pressing the pressing block 9, when the jack post 10 is in the visible position, the jack post 10 stops pressing after abutting against the other part, at the moment, the size of the stop position of the second piston 6 is read, and the size of the detection cylinder 1 is added with the size to be equal to the gap between the two parts; when the top column 10 is in the invisible position, the pressing block 9 is pressed until resistance occurs to the pressing block 9, the pressing is stopped, the size of the stopping position of the second piston 6 is read, and the detection of the gap between the two parts is more accurately completed;
in production, graduation marks distributed from bottom to top can also be arranged on the outer side wall of the detection cylinder 1, and the graduation marks can be used for verifying whether the descending size of the second piston 6 is consistent with the ascending size of the first piston 12.
Claims (5)
1. Gap detection device for mechanical assembly, including detecting section of thick bamboo (1), its characterized in that: the utility model discloses a measuring cylinder, including cylinder (1) and measuring cylinder, detection cylinder (1) is fixed with cylinder mouth, be provided with its confined first closing cap (11), be provided with mobilizable first piston (12) in detection cylinder (1), be fixed with jack-up post (10) on first piston (12), set up the first through-hole that is used for jack-up post (10) to wear out on first closing cap (11) corresponding jack-up post (10), be connected with on the lateral wall of detection cylinder (1) with detect cylinder (1) inside communicating pipe (4), the other end of communicating pipe (4) is connected with measuring cylinder (5), be provided with mobilizable second piston (6) in measuring cylinder (5), measuring cylinder (5) adopt transparent material to make, be provided with the scale mark along measuring cylinder (5) height distribution on the lateral wall of measuring cylinder (5), cylinder mouth of measuring cylinder (5) is provided with its confined second closing cap (7), set up inside and outside communicating second through-hole on second closing cap (7), be fixed with push rod (8) on the lateral wall of second piston (6), the other end of push rod (8) is worn out second through-hole (9).
2. The gap detecting device for machine assembly according to claim 1, wherein: the bottom of the detection cylinder (1) is connected with a magnetic block (3).
3. The gap detecting device for machine assembly according to claim 1, wherein: the detection cylinder (1) and the measuring cylinder (5) are filled with filling liquid (2).
4. The gap detecting device for machine assembly according to claim 1, wherein: the communicating pipe (4) is a hose.
5. The gap detecting device for machine assembly according to claim 1, wherein: the side wall of the second piston (6) is provided with a guiding arrow.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321677662.3U CN220018410U (en) | 2023-06-29 | 2023-06-29 | Gap detection device for mechanical assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321677662.3U CN220018410U (en) | 2023-06-29 | 2023-06-29 | Gap detection device for mechanical assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220018410U true CN220018410U (en) | 2023-11-14 |
Family
ID=88680191
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321677662.3U Active CN220018410U (en) | 2023-06-29 | 2023-06-29 | Gap detection device for mechanical assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220018410U (en) |
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2023
- 2023-06-29 CN CN202321677662.3U patent/CN220018410U/en active Active
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