CN211504044U - Pneumatic measuring apparatu that facilitates use - Google Patents
Pneumatic measuring apparatu that facilitates use Download PDFInfo
- Publication number
- CN211504044U CN211504044U CN201922392819.8U CN201922392819U CN211504044U CN 211504044 U CN211504044 U CN 211504044U CN 201922392819 U CN201922392819 U CN 201922392819U CN 211504044 U CN211504044 U CN 211504044U
- Authority
- CN
- China
- Prior art keywords
- adjusting
- wall
- driving
- placing
- groove
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Abstract
The utility model relates to a convenient pneumatic measuring instrument, which comprises a measuring instrument body, an air blowing pipe connected on the measuring instrument body, and a measuring frame arranged on the other end of the air blowing pipe, the measuring frame comprises a bottom plate, two groups of placing plates arranged on the bottom plate, a placing groove arranged on the upper surface of the placing plate, vent holes arranged on the side walls at the two sides of the placing groove, vent pipes fixedly connected on the inner walls of the vent holes, and an adjusting mechanism arranged on the bottom plate and used for adjusting the distance between the two groups of placing plates, one end of the vent pipe is communicated with the air blowing pipe, a workpiece to be detected is placed in the placing groove, the measuring instrument body detects whether the diameter of the workpiece is qualified or not by blowing air in the air vent of the air blowing pipe network, the distance between the two groups of placing plates can be adjusted through the adjusting mechanism, and an operator can conveniently adjust the distance between the two groups of placing plates to adapt to measurement of workpieces with different lengths.
Description
Technical Field
The utility model relates to a measuring equipment especially relates to a pneumatic measuring apparatu who facilitates use.
Background
A pneumatic measuring instrument, also called a pneumatic measuring instrument, which is a new measuring instrument used in the mechanical manufacturing industry. He can convert the variation in the size of the workpiece into a variation in the flow or pressure of the compressed air, which is then indicated by the indicating device, thereby measuring the error in the size of the workpiece. The pneumatic measuring instrument is applied to the measurement of the air conditioner and refrigerator compressor more.
The pneumatic measuring instrument according to CN201721788093.4 is capable of measuring the dimension of a workpiece by a comparative measurement method, and comprises an air supply unit, a main unit, and a measuring jig having a loading unit and a measuring unit, wherein the loading unit is capable of supporting a first portion of the workpiece, the workpiece is capable of rotating around a first axis of the first portion of the workpiece while being supported for measurement, the measuring unit comprises at least one pair of measuring heads for measuring a second portion of the workpiece, the at least one pair of measuring heads faces a peripheral surface of the second portion of the workpiece, and a second axis of the second portion of the workpiece is parallel to and offset from the first axis of the first portion of the workpiece.
When the pneumatic measuring instrument is used, the workpieces with the same diameter and different lengths cannot be detected, and only the same workpiece can be detected, so that the detection application range of the device is reduced.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a pneumatic measuring apparatu that facilitates use, it has made things convenient for the operator to adjust two sets of measured effects that the interval of placing between the board adapts to different length work pieces.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
the utility model provides a pneumatic measuring apparatu that facilitates use, includes the measuring apparatu body, connects gas blow pipe on the measuring apparatu body, sets up the measurement frame on the gas blow pipe other end, the measurement frame includes the bottom plate, installs two sets of boards of placing on the bottom plate, set up the standing groove on placing the board upper surface, set up air vent, fixed connection breather pipe on the breather hole inner wall on standing groove both sides lateral wall, set up and be used for adjusting two sets of adjustment mechanism who places interval between the board on the bottom plate, breather pipe one end and gas blow pipe intercommunication wait to detect the work piece and place in the standing groove.
Through adopting above-mentioned technical scheme, will wait to detect the work piece and place in the standing groove, whether the diameter that the measuring apparatu body detected the work piece through blowing in the pipe network air vent of blowing is qualified, can adjust two sets of intervals of placing between the board through adjustment mechanism, through such setting, simple structure, convenient operation has made things convenient for the operator to adjust two sets of measurements of placing the interval between the board and adapting to different length work pieces.
The utility model discloses further set up to: adjustment mechanism is including seting up at the adjustment tank on the bottom plate upper surface, rotating the regulation lead screw of connection on the inner wall of adjustment tank both ends, two sets of threaded connection adjusting block on the lead screw, setting up and be used for the drive to adjust lead screw pivoted driving piece and setting up the locating part that is used for spacing adjusting block only along adjusting lead screw post length direction round trip movement on adjusting block and adjustment tank inner wall on the bottom plate, adjusting block sliding connection places the board and installs on the adjusting block upper surface in the adjustment tank, the screw thread on the both ends of adjusting the lead screw is rotated to on the contrary, adjusting block difference threaded connection is on the both ends of adjusting the lead screw.
Through adopting above-mentioned technical scheme, adjust the lead screw through the driving piece drive and rotate, adjust lead screw drive regulating block and make a round trip to slide in the adjustment tank, the regulating block drives and places the board and keep away from each other or be close to, through such setting, simple structure, convenient operation has made things convenient for the operator to adjust two sets of intervals of placing between the piece.
The utility model discloses further set up to: the locating part is including seting up the spacing groove on the inner wall of adjustment tank both sides and the stopper of fixed connection on the lateral wall of adjustment block both sides, stopper sliding connection is in the spacing groove.
Through adopting above-mentioned technical scheme, through set up the spacing groove on adjustment tank both sides lateral wall, stopper sliding connection on the regulating block is in the spacing groove, through such setting, simple structure, convenient operation has improved the gliding stability of regulating block in the adjustment tank.
The utility model discloses further set up to: the driving piece comprises a driving groove formed in the upper surface of the bottom plate and a driving pipe fixedly connected to the outer wall of the adjusting screw rod, and one end of the adjusting screw rod penetrates through the driving groove and then is rotatably connected to the inner wall of the driving groove.
Through adopting above-mentioned technical scheme, adjust the lead screw through the drive tube drive and rotate, through such setting, simple structure, convenient operation has made things convenient for operator's drive to adjust the lead screw and has rotated.
The utility model discloses further set up to: the adjusting block and the placing block are provided with a connecting mechanism, the connecting mechanism comprises a connecting pipe fixedly connected to the upper surface of the adjusting block, a connecting rod fixedly connected to the lower surface of the placing plate, a locking part arranged on the outer wall of the connecting pipe and used for locking the connecting rod in the connecting pipe, and a limiting assembly arranged between the adjusting block and the placing plate and used for positioning the angle between the placing plate and the adjusting block, and one end of the connecting rod is slidably connected to the connecting pipe.
Through adopting above-mentioned technical scheme, through sliding the connecting rod into the connecting pipe, under spacing subassembly's effect, the length direction of placing the bottom plate face is parallel with the length direction of regulating plate upper surface, locks the connecting rod in the connecting pipe through the retaining member, through such setting, simple structure, convenient operation has made things convenient for the operator to change and has placed the board and adapt to different work pieces.
The utility model discloses further set up to: the retaining member includes that set up caulking groove, slip on the connecting tube outer wall and inlay the ball of establishing in the caulking groove, set up and be used for driving the gliding drive assembly of ball in the caulking groove on the connecting tube outer wall, the ball supports tightly on the connecting rod outer wall after sliding in the caulking groove.
Through adopting above-mentioned technical scheme, slide in the caulking groove through drive assembly drive ball, the ball supports tightly on the connecting rod outer wall after sliding in the caulking groove, through such setting, simple structure, convenient operation has made things convenient for the operator to lock the connecting rod in the connecting pipe.
The utility model discloses further set up to: the driving assembly comprises a driving sleeve, a driving ring, an internal thread, an external thread and a guide surface, the driving sleeve is slidably connected to the outer wall of the connecting pipe, the driving ring is fixedly connected to the inner wall of the driving sleeve, the internal thread is arranged on the inner wall of the driving sleeve, the external thread is arranged on the outer wall of the connecting pipe, the guide surface is arranged on the end face, close to the balls, of one end of the driving ring, the guide surface is arranged towards.
Through adopting above-mentioned technical scheme, through the cooperation of internal thread and external screw thread, the drive ring motion is driven to the drive sleeve, and the drive ring passes through the motion of spigot surface drive ball, through such setting, simple structure, convenient operation has made things convenient for operator drive ball to slide in the caulking groove.
The utility model discloses further set up to: the limiting assembly comprises a limiting pipe fixedly connected to the upper surface of the adjusting block and a limiting rod fixedly connected to the lower surface of the placing plate, the limiting rod is connected to the limiting pipe in a sliding mode, and the line of the axis of the limiting pipe and the axis of the connecting pipe is parallel to the length direction of the lower surface of the placing plate.
Through adopting above-mentioned technical scheme, through the spacing pipe of fixedly connected with on the regulating block upper surface, fixed connection and gag lever post on placing the board lower surface, the line of the axis of gag lever post and the axis of connecting rod is parallel with the length direction who places the board lower surface, through such setting, simple structure, convenient operation has made things convenient for operator's control to place the length direction of the lower surface of board and the length direction of regulating plate upper surface parallel.
To sum up, the utility model discloses a beneficial technological effect does: the operator can conveniently adjust the distance between the two groups of placing plates to adapt to the measurement of workpieces with different lengths; the operator can conveniently control the length direction of the lower surface of the placing plate to be parallel to the length direction of the upper surface of the adjusting plate; the operator can conveniently drive the ball to slide in the caulking groove; the connecting rod is convenient for an operator to lock the connecting rod in the connecting pipe.
Drawings
FIG. 1 is a schematic view of the overall structure of the embodiment;
FIG. 2 is a schematic view of the overall structure of the measuring stand in the embodiment;
fig. 3 is a schematic view showing the overall structure of the locker in the embodiment.
Reference numerals: 1. a gauge body; 2. an air blowing pipe; 3. a measuring frame; 4. a base plate; 5. placing the plate; 6. a placement groove; 7. a vent hole; 8. a breather pipe; 9. an adjustment mechanism; 10. an adjustment groove; 11. adjusting the lead screw; 12. an adjusting block; 13. a drive member; 14. a limiting member; 15. a limiting groove; 16. a limiting block; 17. a drive slot; 18. a drive tube; 19. a connecting mechanism; 20. a connecting pipe; 21. a connecting rod; 22. a locking member; 23. a limiting component; 24. caulking grooves; 25. a ball bearing; 26. a drive assembly; 27. a drive sleeve; 28. a drive ring; 29. an internal thread; 30. an external thread; 31. a guide surface; 32. a limiting pipe; 33. a limiting rod.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, for the utility model discloses a pneumatic measuring instrument who facilitates use, including measuring instrument body 1, be connected with a gas blow pipe 2 on measuring instrument body 1, serve fixedly connected with one at gas blow pipe 2 and measure frame 3.
As shown in fig. 1 and 2, the measuring rack 3 includes a bottom plate 4, a placing plate 5, a placing groove 6, an air vent 7, an air vent pipe 8 and an adjusting mechanism 9, the bottom plate 4 is placed on the workbench, the placing plate 5 is installed on the upper surface of the bottom plate 4, two sets of placing plates 5 are arranged along the length direction of the bottom plate 4, the placing groove 6 is arranged on the upper surface of the placing plate 5, the air vent 7 is arranged on the side wall of one side of the placing plate 5, one end of the air vent 7 is communicated with the placing groove 6, one end of the air vent pipe 8 is fixedly connected to the inner wall of the air vent 7, the other end of the air vent pipe 8 is fixedly connected with the air blowing pipe 2, the adjusting mechanism 9 is arranged between the placing plate 5 and the bottom.
As shown in fig. 1 and fig. 2, the adjusting mechanism 9 includes an adjusting groove 10, an adjusting screw 11, an adjusting block 12, a driving member 13 and a limiting member 14, the adjusting groove 10 is provided on the upper surface of the bottom plate 4, the adjusting groove 10 is provided along the length direction of the bottom plate 4, two ends of the adjusting screw 11 are rotatably connected to inner walls of two ends of the adjusting groove 10, the screw thread directions on two ends of the adjusting screw 11 are opposite, two sets of adjusting blocks 12 are slidably connected to the adjusting groove 10, two sets of adjusting blocks 12 are respectively threadedly connected to two ends of the adjusting screw 11, the placing plate 5 is mounted on the upper surface of the adjusting block 12, the driving member 13 is disposed between the bottom plate 4 and the adjusting screw, the driving member 13 is used for driving the adjusting screw 11 to rotate, the limiting member 14 is disposed between the adjusting blocks 12 and the inner walls of the adjusting groove 10, and the limiting.
As shown in fig. 1 and fig. 2, the limiting member 14 includes a limiting groove 15 and a limiting block 16, the limiting groove 15 is provided on the inner walls of the two sides of the adjusting groove 10, the limiting groove 15 is provided along the length direction of the adjusting groove 10, the limiting block 16 is fixedly connected to the side walls of the two sides of the adjusting block 12, and the limiting block 16 is slidably connected in the limiting groove 15.
As shown in fig. 1 and 2, the driving member 13 includes a driving groove 17 and a driving pipe 18, the driving groove 17 is formed on the upper surface of the bottom plate 4, one end of the adjusting screw 11 passes through the driving groove 17 and then is rotatably connected to the inner wall of the driving groove 17, the driving pipe 18 is rotatably connected to the driving groove 17, and the driving pipe 18 is fixedly connected to the outer wall of the adjusting screw 11.
As shown in fig. 2 and 3, in order to facilitate the replacement of the placing plate 5 by an operator, a connecting mechanism 19 is disposed between the placing plate 5 and the adjusting block 12, the connecting mechanism 19 includes a connecting pipe 20, a connecting rod 21, a locking member 22 and a limiting component 23, one end of the connecting pipe 20 is fixedly connected to the upper surface of the adjusting block 12, one end of the connecting rod 21 is fixedly connected to the lower surface of the placing plate 5, one end of the connecting rod 21 is slidably connected to the connecting pipe 20, the locking member 22 is disposed on the outer wall of the connecting pipe 20, the locking member 22 is used for locking the connecting rod 21 in the connecting pipe 20, the limiting component 23 is disposed between the adjusting block 12 and the placing plate 5, and the limiting component 23 is used for limiting the length direction of the lower surface of the.
As shown in fig. 2 and 3, the locking member 22 includes a caulking groove 24, a ball 25 and a driving assembly 26, the caulking groove 24 is provided on the outer wall of the connecting pipe 20, a plurality of sets of caulking grooves 24 are provided along the circumferential direction of the outer wall of the connecting pipe 20, the caulking groove 24 penetrates through the inside and outside of the connecting pipe 20, the ball 25 is slidably inserted into the caulking groove 24, the driving assembly 26 is provided on the outer wall of the connecting pipe 20, the driving assembly 26 is used for driving the ball 25 to slide in the caulking groove 24, and the ball 25 abuts against the outer wall of the connecting rod 21 after sliding in the caulking groove 24.
As shown in fig. 2 and 3, the driving assembly 26 includes a driving sleeve 27, a driving ring 28, an internal thread 29, an external thread 30 and a guiding surface 31, the driving sleeve 27 is slidably connected to the outer wall of the connection pipe 20, the driving ring 28 is fixedly connected to the inner wall of the driving sleeve 27, the internal thread 29 is opened on the inner wall of the driving sleeve 27, the external thread 30 is opened on the outer wall of the connection pipe 20, the guiding surface 31 is opened on an end surface of the driving ring 28 close to the balls 25, the guiding surface 31 is opened toward the balls 25, the driving sleeve 27 drives the driving ring 28 to move by the cooperation of the internal thread 29 and the external thread 30, and the driving ring 28 drives the balls.
As shown in fig. 2 and 3, the limiting component 23 includes a limiting tube 32 and a limiting rod 33, the limiting tube 32 is fixedly connected to the upper surface of the adjusting block 12, one end of the limiting rod 33 is fixedly connected to the lower surface of the placing plate 5, one end of the limiting rod 33 is slidably connected in the limiting tube 32, and a connecting line of an axis of the limiting tube 32 and an axis of the limiting rod 33 is parallel to the length direction of the lower surface of the placing plate 5.
The implementation principle of the embodiment is as follows: the distance between the two groups of placing plates 5 is adjusted according to the length of a workpiece to be detected, the adjusting screw 11 is driven to rotate by the driving pipe 18, the adjusting screw 11 drives the adjusting block 12 to move in the adjusting groove 10, and the adjusting block 12 drives the placing blocks to move;
when the placing plate 5 needs to be replaced, the connecting rod 21 on the placing plate 5 slides in the connecting pipe 20, the limiting rod 33 slides into the limiting pipe 32, the driving sleeve 27 is rotated, the driving sleeve 27 drives the driving ring 28 to move, the driving ring 28 drives the balls 25 to move, and the balls 25 are abutted against the outer wall of the connecting rod 21 after sliding in the caulking grooves 24.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a pneumatic measuring apparatu that facilitates use, includes measuring apparatu body (1), gas blow pipe (2) of connection on measuring apparatu body (1), sets up measurement frame (3) on the gas blow pipe (2) other end, its characterized in that: the measuring frame (3) comprises a bottom plate (4), two groups of placing plates (5) arranged on the bottom plate (4), a placing groove (6) formed in the upper surface of the placing plate (5), vent holes (7) formed in the side walls of the two sides of the placing groove (6), vent pipes (8) fixedly connected to the inner walls of the vent holes (7), and an adjusting mechanism (9) arranged on the bottom plate (4) and used for adjusting the distance between the two groups of placing plates (5), wherein one ends of the vent pipes (8) are communicated with the blow pipes (2), and workpieces to be detected are placed in the placing groove (6).
2. A convenient pneumatic gauge as claimed in claim 1, wherein: adjustment mechanism (9) are including offering adjustment tank (10) on bottom plate (4) upper surface, rotating adjustment lead screw (11) of connection on adjustment tank (10) both ends inner wall, two sets of threaded connection adjusting block (12) on the lead screw, setting up be used for the drive to adjust lead screw (11) pivoted driving piece (13) and setting up be used for spacing adjusting block (12) only along adjusting lead screw length direction back and forth movement's locating part (14) on adjusting block (12) and adjustment tank (10) inner wall, adjusting block (12) sliding connection is in adjusting tank (10), places board (5) and installs on adjusting block (12) upper surface, the screw thread on the both ends of adjusting lead screw (11) is turned to opposite, adjusting block (12) threaded connection respectively is on the both ends of adjusting lead screw (11).
3. A convenient pneumatic gauge as claimed in claim 2, wherein: the limiting part (14) comprises limiting grooves (15) formed in the inner walls of the two sides of the adjusting groove (10) and limiting blocks (16) fixedly connected to the side walls of the two sides of the adjusting block (12), and the limiting blocks (16) are connected in the limiting grooves (15) in a sliding mode.
4. A convenient pneumatic gauge as claimed in claim 2, wherein: the driving piece (13) comprises a driving groove (17) formed in the upper surface of the bottom plate (4) and a driving pipe (18) fixedly connected to the outer wall of the adjusting lead screw (11), and one end of the adjusting lead screw (11) is rotatably connected to the inner wall of the driving groove (17) after penetrating through the driving groove (17).
5. A convenient pneumatic gauge as claimed in claim 2, wherein: adjusting block (12) and place and be equipped with a coupling mechanism (19) between the piece, coupling mechanism (19) are including connecting pipe (20) of fixed connection on adjusting block (12) upper surface, fixed connection are in placing connecting rod (21) on board (5) lower surface, set up be used for with connecting rod (21) locking retaining member (22) in connecting pipe (20) on connecting pipe (20) outer wall and set up adjusting block (12) and place spacing subassembly (23) that are used for the location to place the angle between board (5) and adjusting block (12) between board (5), connecting rod (21) one end sliding connection is in connecting pipe (20).
6. A convenient pneumatic gauge as claimed in claim 5, wherein: retaining member (22) including offer caulking groove (24) on connecting pipe (20) outer wall, slide and inlay ball (25) of establishing in caulking groove (24), set up and be used for driving ball (25) gliding drive assembly (26) in caulking groove (24) on connecting pipe (20) outer wall, ball (25) support tightly on connecting rod (21) outer wall after sliding in caulking groove (24).
7. A convenient pneumatic gauge as claimed in claim 6, wherein: the driving assembly (26) comprises a driving sleeve (27) which is connected to the outer wall of the connecting pipe (20) in a sliding mode, a driving ring (28) which is fixedly connected to the inner wall of the driving sleeve (27), an internal thread (29) which is formed in the inner wall of the driving sleeve (27), an external thread (30) which is formed in the outer wall of the connecting pipe (20) and a guide surface (31) which is formed in the end face, close to the ball (25), of the driving ring (28), wherein the guide surface (31) is formed towards the ball (25), and the internal thread (29) and the external thread (30) are meshed with each.
8. A convenient pneumatic gauge as claimed in claim 5, wherein: spacing subassembly (23) are including fixed connection spacing pipe (32) on regulating block (12) upper surface and fixed connection spacing pole (33) on placing board (5) lower surface, spacing pole (33) sliding connection is in spacing pipe (32), the line of the axis of spacing pipe (32) and the axis of connecting pipe (20) is parallel with the length direction who places board (5) lower surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922392819.8U CN211504044U (en) | 2019-12-24 | 2019-12-24 | Pneumatic measuring apparatu that facilitates use |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922392819.8U CN211504044U (en) | 2019-12-24 | 2019-12-24 | Pneumatic measuring apparatu that facilitates use |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211504044U true CN211504044U (en) | 2020-09-15 |
Family
ID=72420439
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922392819.8U Active CN211504044U (en) | 2019-12-24 | 2019-12-24 | Pneumatic measuring apparatu that facilitates use |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211504044U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112403987A (en) * | 2020-09-24 | 2021-02-26 | 上海金鑫锻造有限公司 | Automobile part forging detection system and detection method |
-
2019
- 2019-12-24 CN CN201922392819.8U patent/CN211504044U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112403987A (en) * | 2020-09-24 | 2021-02-26 | 上海金鑫锻造有限公司 | Automobile part forging detection system and detection method |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| WO2016011942A1 (en) | Apparatus for detecting coaxiality of rotary table frame | |
| CN101441069B (en) | General purpose type measuring apparatus and positioning mechanism thereof | |
| CN206787518U (en) | A kind of adjustable positioning tool for hard tube measurement | |
| CN209013909U (en) | Detect the measuring device of coaxial blind hole inner circle coaxiality deviation up and down | |
| CN211504044U (en) | Pneumatic measuring apparatu that facilitates use | |
| CN209894095U (en) | Quick detection device of axle type part external diameter | |
| CN115235402A (en) | High-precision detection machine | |
| CN106152908B (en) | Detection tool for bearing bush | |
| CN207123274U (en) | A kind of steel tube inner hole roughness device for fast detecting | |
| CN108917521B (en) | Bearing pedestal threaded hole position degree detection device | |
| CN108844445A (en) | A kind of transmission shaft concentricity detecting tool | |
| CN209559171U (en) | A kind of brake rim inner hole detector | |
| CN111623693A (en) | Cylinder roundness detection tool | |
| CN106546198A (en) | A kind of hole location device for fast detecting | |
| CN211668398U (en) | Seat type external conical surface fixed diameter distance measuring device | |
| CN210346988U (en) | Quick calibration equipment of polylith manometer | |
| CN108627132A (en) | A kind of multi-diameter shaft outer diameter and bore comprehensive check tool | |
| CN212721213U (en) | Adjustable device for inspection table ruler | |
| CN110605418B (en) | Special pipeline processing detection device | |
| CN108917665A (en) | A kind of multi-diameter shaft outer diameter and bore comprehensive check tool | |
| CN220708278U (en) | Online detection device for profile of valve rocker assembly support surface and center height | |
| CN113695986B (en) | Auxiliary device of arc-shaped pipeline | |
| CN103921172A (en) | Centering method of guide die plate and centering assembly thereof | |
| CN219433990U (en) | Novel PCB height measurement device | |
| CN217604915U (en) | Length measuring instrument measuring device |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |