CN217877573U - Hollow shaft inner diameter detection device - Google Patents
Hollow shaft inner diameter detection device Download PDFInfo
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- CN217877573U CN217877573U CN202221878581.5U CN202221878581U CN217877573U CN 217877573 U CN217877573 U CN 217877573U CN 202221878581 U CN202221878581 U CN 202221878581U CN 217877573 U CN217877573 U CN 217877573U
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Abstract
The utility model discloses a hollow shaft internal diameter detection device, include: the hollow shaft clamping device comprises a bearing base, wherein a clamping mechanism for clamping and fixing the hollow shaft is arranged at the top end of the bearing base, the clamping mechanism comprises two arc-shaped clamping plates for clamping the hollow shaft, and auxiliary mechanisms for rotating the hollow shaft are arranged on the opposite sides of the two arc-shaped clamping plates; the stand, the stand sets up in the top that bears the weight of the base, and the laser range finder is installed through the bar fluting of seting up to the lateral wall of stand, and the inner chamber of stand is provided with the elevating system who is used for laser range finder to reciprocate. The utility model discloses a establish the hollow axle sleeve outside the stand of installing laser range finder to use fixture to carry out rotatable centre gripping to the hollow axle, cooperate a plurality of laser range finders to reciprocate on the stand, realize the detection to hollow axle inner wall multiple spot, detection efficiency is fast, the high quality, saves loaded down with trivial details and the high degree of difficulty of manual detection simultaneously, convenient to use.
Description
Technical Field
The utility model relates to an internal diameter detection technical field, in particular to hollow shaft internal diameter detection device.
Background
The hollow shaft is characterized in that a through hole is formed in the center of the shaft body, a stepped cylindrical transmission part is machined on the outer surface of the shaft body, the weight can be effectively reduced, the transmission efficiency is improved, the manufacturing cost is reduced, the inner diameter of the produced hollow shaft needs to be detected, whether the sizes of all positions of the inner diameter are regular or not is judged, and whether irregular positions exist or not is judged.
In the prior art, most of hollow shaft detection methods are that operators manually use detection tools to detect, the technical requirements of detection personnel on manual detection are high, and meanwhile, the error rate of detection is relatively high, so that the accuracy of the inner diameter detection data of the hollow shaft is low, and the quality and the efficiency of the inner diameter detection of the hollow shaft are reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a hollow shaft internal diameter detection device to solve the problem that proposes in the above-mentioned background art.
In order to achieve the above purpose, the utility model provides a following technical scheme: a hollow shaft inner diameter detection device, comprising:
the hollow shaft clamping device comprises a bearing base, wherein a clamping mechanism for clamping and fixing the hollow shaft is arranged at the top end of the bearing base, the clamping mechanism comprises two arc-shaped clamping plates for clamping the hollow shaft, and auxiliary mechanisms for rotating the hollow shaft are arranged on the opposite sides of the two arc-shaped clamping plates;
the stand, the stand sets up in the top that bears the weight of the base, the laser range finder is installed through the bar fluting of seting up to the lateral wall of stand, the inner chamber of stand is provided with the elevating system who is used for laser range finder to reciprocate.
Preferably, the top of bearing the weight of the base just is located two arc splint and is provided with the fixed plate, two from one side rigidity mutually the top screw thread interlude of fixed plate is connected with the drive screw who is used for driving arc splint translation.
Preferably, the middle parts of the two fixing plates are slidably inserted with limit slide rods fixed on the outer wall of the arc-shaped clamping plate, and one end of the driving screw rod is rotatably arranged on the outer wall of the arc-shaped clamping plate.
Preferably, the complementary unit includes bar mounting groove and a plurality of auxiliary cylinder, the inboard of arc splint is seted up to the bar mounting groove, and is a plurality of auxiliary cylinder interval installation is in the inner chamber of bar mounting groove, just one side outer wall of auxiliary cylinder extends to the outside of bar mounting groove.
Preferably, elevating system includes lifting screw, nut cover and servo gear motor, lifting screw rotates and sets up in the inner chamber of stand, servo gear motor is fixed to be set up in the bottom of stand, the outer wall of lifting screw is located to nut cover thread bush, the bar slotted inner wall is offered and is used for laser range finder and nut cover outer wall connection's bar through-hole, servo gear motor's output shaft and lifting screw transmission set up.
Preferably, one side fixed mounting who bears the base top has the display with laser range finder electric connection, display and servo gear motor are respectively through external switch and external power source electric connection.
The utility model discloses a technological effect and advantage:
(1) The utility model discloses a establish the hollow shaft cover outside the stand that installs laser range finder to use fixture to carry out rotatable centre gripping to the hollow shaft, cooperate a plurality of laser range finders to reciprocate on the stand, realize the detection to the multiple spot of hollow shaft inner wall, detection efficiency is fast, the quality is high, saves the loaded down with trivial details and the height degree of difficulty of manual detection simultaneously, convenient to use;
(2) The utility model discloses utilize among the fixture two relative one sides of arc splint all to rotate a plurality of auxiliary cylinder of installation through seting up the bar mounting groove, when making the hollow shaft centre gripping between two arc splint, can manually rotate hollow post and rotate, laser range finder rotates hollow shaft inner wall range finding position on the adjustment stand to improve the convenience of locating the range finding to hollow shaft inner wall each position.
Drawings
Fig. 1 is a schematic view of the three-dimensional structure of the present invention.
Fig. 2 is a schematic diagram of a front sectional structure of the column of the present invention.
Fig. 3 is a schematic front sectional view of the arc splint of the present invention.
In the figure: 1. a load bearing base; 2. a column; 21. slotting in a strip shape; 22. a strip-shaped through hole; 23. a lifting screw; 24. a nut sleeve; 25. a servo deceleration motor; 3. a laser range finder; 31. a display; 4. a clamping mechanism; 41. a fixing plate; 42. an arc-shaped splint; 43. a drive screw; 44. a limiting slide bar; 45. a strip-shaped mounting groove; 46. an auxiliary cylinder.
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.
The utility model provides a hollow shaft internal diameter detection device as shown in figures 1-3, include:
the hollow shaft self-rotation detection device comprises a bearing base 1, wherein a clamping mechanism 4 for clamping and fixing the hollow shaft is arranged at the top end of the bearing base 1, the clamping mechanism 4 comprises two arc-shaped clamping plates 42 for clamping the hollow shaft, the outer wall of the hollow shaft is clamped by the two arc-shaped clamping plates 42, the stability of the position of the hollow shaft outside an upright post 2 is kept, auxiliary mechanisms for rotating the hollow shaft are arranged on one sides, opposite to the two arc-shaped clamping plates 42, of the two arc-shaped clamping plates 42, the hollow shaft can rotate between the two arc-shaped clamping plates 42, and the detection of different positions of the inner wall of the hollow shaft is convenient to adjust;
stand 2, stand 2 sets up in the top that bears base 1, laser range finder 3 is installed through the bar fluting 21 of seting up to the lateral wall of stand 2, the inner chamber of stand 2 is provided with the elevating system that is used for laser range finder 3 to reciprocate, drive a plurality of laser range finder 3 on the stand 2 through elevating system and reciprocate, carry out the distance detection to the same vertical line position of hollow shaft inner wall, the distance appears and then explains that there is sunken or bellying in the correspondence of hollow shaft inner wall, it is unqualified to detect out the hollow shaft internal diameter.
The top end of the bearing base 1 is fixedly provided with a fixing plate 41 at a position which is opposite to one side of the two arc-shaped clamping plates 42, the top threads of the two fixing plates 41 are connected with a driving screw 43 used for driving the arc-shaped clamping plates 42 to translate in an inserting mode, the middle parts of the two fixing plates 41 are provided with a limiting slide bar 44 fixed on the outer wall of the arc-shaped clamping plates 42 in a sliding and inserting mode, one end of the driving screw 43 is arranged with the outer wall of the arc-shaped clamping plates 42 in a rotating mode, the driving screw 43 is connected with the fixing plates 41 in a threaded mode and can rotate to move left and right, and then the limiting guide effect of the limiting slide bar 44 is matched, so that the driving screw 43 can stably drive the arc-shaped clamping plates 42 to move in parallel, and the hollow shaft is clamped and positioned;
the auxiliary mechanism comprises a strip-shaped mounting groove 45 and a plurality of auxiliary cylinders 46, the strip-shaped mounting groove 45 is formed in the inner side of the arc-shaped clamping plates 42, the auxiliary cylinders 46 are mounted in the inner cavity of the strip-shaped mounting groove 45 at intervals, the outer wall of one side of each auxiliary cylinder 46 extends to the outside of the strip-shaped mounting groove 45, and the auxiliary cylinders 46 are rotatably arranged in the strip-shaped mounting groove 45, so that when the hollow shaft is subjected to manual rotation, the hollow shaft can rotate between the two arc-shaped clamping plates 42, the laser range finder 3 can be adjusted to detect different parts of the inner wall of the hollow shaft conveniently, and adjustment is facilitated;
elevating system includes lifting screw 23, nut cover 24 and servo gear motor 25, lifting screw 23 rotates and sets up in the inner chamber of stand 2, servo gear motor 25 is fixed to be set up in the bottom of stand 2, the outer wall of lifting screw 23 is located to nut cover 24 thread cover, bar fluting 21 inner wall is offered and is used for laser range finder 3 and the bar through-hole 22 of nut cover 24 outer wall connection, servo gear motor 25's output shaft and lifting screw 23 transmission setting, bear one side fixed mounting on base 1 top have with laser range finder 3 electric connection's display 31, display 31 and servo gear motor 25 are respectively through external switch and external power source electric connection, drive lifting screw 23 clockwise or anticlockwise rotation through servo gear motor 25, make nut cover 24 drive a plurality of laser range finder 3 and reciprocate, realize the distance detection to the same vertical line position of hollow shaft inner wall, transmit the detection data to display 31 simultaneously, convenient the inspection.
The utility model discloses theory of operation: an operator sleeves the hollow shaft on the outer wall of the stand column 2, then rotates the driving screw 43 clockwise by hand, and cooperates with the guiding function of the limiting slide rod 44 to clamp the outer wall of the hollow shaft by two arc-shaped clamping plates 42, so as to keep the hollow shaft stably placed outside the stand column 2, control the servo speed reduction motor 25 to drive the lifting screw 23 to rotate clockwise or anticlockwise, so as to enable the nut sleeve 24 to move upwards or downwards on the lifting screw 23, rapidly drive a plurality of laser range finders 3 to move upwards or downwards synchronously, detect the distance of the laser range finders 3 to the same vertical line position of the inner wall of the hollow shaft, and judge whether the inner wall of the hollow shaft is smooth and regular, thereby rapidly picking out unqualified quality.
In the description of the present invention, unless expressly stated or limited otherwise, the terms "disposed," "mounted," "connected," and "fixed" are to be construed broadly, e.g., as meaning either a fixed connection, a removable connection, or an integral part; can be mechanically or electrically connected; they may be directly connected or indirectly connected through intervening media, or may be connected through the use of two elements or the interaction of two elements. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
The utility model discloses the standard parts that use all can purchase from the market, and dysmorphism piece all can be customized according to the record of the description with the drawing.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various 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 (6)
1. A hollow shaft inner diameter detection device, characterized by comprising:
the hollow shaft clamping device comprises a bearing base (1), wherein a clamping mechanism (4) for clamping and fixing the hollow shaft is arranged at the top end of the bearing base (1), the clamping mechanism (4) comprises two arc-shaped clamping plates (42) for clamping the hollow shaft, and auxiliary mechanisms for rotating the hollow shaft are arranged on opposite sides of the two arc-shaped clamping plates (42);
stand (2), stand (2) set up in the top that bears base (1), laser range finder (3) are installed through bar fluting (21) of seting to the lateral wall of stand (2), the inner chamber of stand (2) is provided with the elevating system that is used for laser range finder (3) to reciprocate.
2. The hollow shaft inner diameter detection device according to claim 1, characterized in that a fixing plate (41) is fixedly arranged at the top end of the bearing base (1) and at a position on the two arc-shaped clamping plates (42) away from each other, and a driving screw (43) for driving the arc-shaped clamping plates (42) to translate is threadedly inserted into the top portions of the two fixing plates (41).
3. The hollow shaft inner diameter detection device according to claim 2, wherein a limiting slide rod (44) fixed with the outer wall of the arc-shaped clamping plate (42) is slidably inserted into the middle of the two fixing plates (41), and one end of the driving screw rod (43) is rotatably arranged with the outer wall of the arc-shaped clamping plate (42).
4. The hollow shaft inner diameter detection device according to claim 1, wherein the auxiliary mechanism comprises a bar-shaped mounting groove (45) and a plurality of auxiliary cylinders (46), the bar-shaped mounting groove (45) is arranged on the inner side of the arc-shaped clamping plate (42), the plurality of auxiliary cylinders (46) are mounted in the inner cavity of the bar-shaped mounting groove (45) at intervals, and one outer wall of each auxiliary cylinder (46) extends to the outside of the bar-shaped mounting groove (45).
5. The hollow shaft inner diameter detection device according to claim 1, wherein the lifting mechanism includes a lifting screw (23), a nut sleeve (24) and a servo speed reduction motor (25), the lifting screw (23) is rotatably disposed in an inner cavity of the upright post (2), the servo speed reduction motor (25) is fixedly disposed at a bottom end of the upright post (2), the nut sleeve (24) is threadedly disposed on an outer wall of the lifting screw (23), a strip-shaped through hole (22) for connecting the laser range finder (3) and an outer wall of the nut sleeve (24) is disposed on an inner wall of the strip-shaped slot (21), and an output shaft of the servo speed reduction motor (25) is in transmission arrangement with the lifting screw (23).
6. The hollow shaft inner diameter detection device according to claim 1, wherein a display (31) electrically connected with the laser range finder (3) is fixedly installed at one side of the top end of the bearing base (1), and the display (31) and the servo speed reduction motor (25) are respectively electrically connected with an external power supply through an external switch.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221878581.5U CN217877573U (en) | 2022-07-21 | 2022-07-21 | Hollow shaft inner diameter detection device |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202221878581.5U CN217877573U (en) | 2022-07-21 | 2022-07-21 | Hollow shaft inner diameter detection device |
Publications (1)
Publication Number | Publication Date |
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CN217877573U true CN217877573U (en) | 2022-11-22 |
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Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN202221878581.5U Active CN217877573U (en) | 2022-07-21 | 2022-07-21 | Hollow shaft inner diameter detection device |
Country Status (1)
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CN (1) | CN217877573U (en) |
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2022
- 2022-07-21 CN CN202221878581.5U patent/CN217877573U/en active Active
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