CN210321491U - Quick detection device for inner diameter circle run-out - Google Patents

Quick detection device for inner diameter circle run-out Download PDF

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Publication number
CN210321491U
CN210321491U CN201921176632.8U CN201921176632U CN210321491U CN 210321491 U CN210321491 U CN 210321491U CN 201921176632 U CN201921176632 U CN 201921176632U CN 210321491 U CN210321491 U CN 210321491U
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CN
China
Prior art keywords
detection
base
rod
platform
detection device
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Expired - Fee Related
Application number
CN201921176632.8U
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Chinese (zh)
Inventor
张阳
刘敏
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Nanjing Huaxuda Precision Machinery Co Ltd
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Nanjing Huaxuda Precision Machinery Co Ltd
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Priority to CN201921176632.8U priority Critical patent/CN210321491U/en
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Publication of CN210321491U publication Critical patent/CN210321491U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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Abstract

The utility model relates to an internal diameter circle quick detection device that beats, including base and the percentage table of level setting on the base, the vertical benchmark platform that is the step shaft form that is provided with on the base, swivelling joint has the test rod on the base, the pivot axis level of test rod just sets up under the benchmark platform, the top of test rod is L shape and the direction of bending keeps away from the benchmark platform axis, be provided with the rotatory opening that passes in confession test rod top on the benchmark platform, be provided with on the base and be used for driving the rotatory torsional spring of direction of bending in test rod top orientation, the base bottom is slided along the pivot axis direction level of perpendicular to test rod and is connected with the actuating lever, actuating lever and percentage table set up respectively in the both sides of test rod and with the test rod butt. The detection rod is under the drive of torsional spring with work piece inner wall butt, and the detection rod is rotatory because of the circle error of beating during rotatory work piece, and the detection head that drives the percentage table is flexible, and the maximum value difference of percentage table reading is the circle error of beating, realizes the short-term test through above-mentioned operation promptly.

Description

Quick detection device for inner diameter circle run-out
Technical Field
The utility model belongs to the technical field of the technique of circle detection device that beats and specifically relates to an internal diameter circle quick detection device that beats.
Background
At present, a dial indicator is usually selected for measurement when a circle run-out error of a revolving body is measured, a workpiece is clamped, the reference of the dial indicator is adjusted, then the workpiece is rotated, and the circle run-out value of the workpiece is obtained through the value change of the dial indicator. When the circle run-out measuring object is the inner diameter of a workpiece, the periphery of the workpiece is usually clamped, the reference of the dial indicator needs to be adjusted after each clamping due to the size error of the periphery of the workpiece, and the detection is very troublesome.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an internal diameter circle short-term test device that beats can convenient detection big batch internal diameter circle with specification work piece beats.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme: the inner diameter circle run-out rapid detection device comprises a base and a dial indicator horizontally arranged on the base, wherein a reference platform in a stepped shaft shape is vertically arranged on the base, the base is rotatably connected with a detection rod, the axis of a rotating shaft of the detection rod is horizontal and is arranged right below the reference table, the top end of the detection rod is L-shaped, the bending direction of the detection rod is far away from the axis of the reference table, the reference table is provided with an opening for the top end of the detection rod to pass through in a rotating way, the base is provided with a torsion spring for driving the top end of the detection rod to rotate towards the bending direction, the bottom of the base is horizontally connected with a driving rod in a sliding manner along the direction vertical to the axis of the rotating shaft of the detection rod, the drive rod and the detection rod are abutted against the end part far away from the reference table, the detection head of the dial indicator is abutted against the end part far away from the reference table, and the drive rod and the dial indicator are respectively arranged on two sides of the detection rod.
Through adopting above-mentioned technical scheme, the user passes the actuating lever, it is rotatory towards the benchmark platform to drive the top of bending of measuring stick, registrate the work piece on the benchmark platform, loosen the actuating lever, the measuring stick under the elastic drive of torsional spring reverse rotation to with the interior pore wall butt of work piece, interval between work piece and the benchmark platform axis equals internal diameter size error, the level that equals the measuring stick tip to relative displacement, the work piece rotates, the actuating lever all the time with the work piece butt under the elastic drive of torsional spring, the maximum difference value of reading is circle run-out error promptly, the clamping is convenient with the detection, remove the trouble of the benchmark that all will adjust the percentage table from every turn detection, be applicable to big batch work piece internal diameter circle run-out detection with the specification.
The utility model discloses further set up to: the utility model discloses a detection device, including the actuating lever, the actuating lever is kept away from the tip swivelling joint of test bar and is had the knob, the rotatory face perpendicular to actuating lever axis of knob, be provided with the draw-in groove on the knob, it sets up the spring ball to correspond the draw-in groove on the base, the test bar is static and the test bar top is located the opening completely when spring ball and draw-in groove inlay.
Through adopting above-mentioned technical scheme, the user promotes knob and rotatory knob to the test bar direction for spring ball embedding draw-in groove, through the horizontal position of the fixed actuating lever of the two gomphosis, the top of test bar this moment is less than the reference station radius with the interval of reference station axis, and the user can freely put and get the work piece, holds the trouble that the actuating lever could put and get the work piece from removing always from.
The utility model discloses further set up to: the base is provided with a meter frame used for placing a dial indicator, the meter frame is L-shaped, a reference hole for the dial indicator detection head to penetrate through is horizontally arranged on the meter frame, and a fixing part used for fixing the dial indicator detection head in the reference hole is arranged on the meter frame.
Through adopting above-mentioned technical scheme, the user inserts the measuring head of percentage table in the benchmark hole, conveniently guarantees to detect head and test bar butt, and rethread fixed part detects the head with the percentage table and fixes in the benchmark hole, prevents to detect the flexible in-process percentage table displacement of head, and detection effect is good, and can pull down the percentage table when not detecting, conveniently maintains the detection precision of percentage table.
The utility model discloses further set up to: the fixed part comprises a threaded hole vertically arranged on the meter frame, the threaded hole is arranged right above the reference hole and communicated with the reference hole, and a bolt which is in threaded connection with the threaded hole and is abutted to the dial indicator is arranged on the meter frame.
Through adopting above-mentioned technical scheme, the user inserts the detection head of percentage table in the benchmark hole, and rotatory bolt to the bolt body and the detection head butt of percentage table realize the fixed of percentage table position through packing force and the frictional force that bolt body tip detected the head to the percentage table, and it is convenient to tear open and ann, simple to use.
The utility model discloses further set up to: the meter frame and the base are detachably and fixedly connected through a threaded piece.
Through adopting above-mentioned technical scheme, the user can tear an ampere meter frame according to the user demand for the meter frame with detect the percentage table looks adaptation of the different specifications that the head diameter changes, tear an ampere conveniently, the person of facilitating the use changes the detection precision according to the detection demand.
The utility model discloses further set up to: still establish the adjusting collar on the benchmark platform including the cover, be provided with on the benchmark platform and be used for fixing the adjusting part on the benchmark platform with the adjusting collar, the adjusting collar just is provided with the breach that supplies the measuring pole to pass with the shape cooperation of benchmark platform.
Through adopting above-mentioned technical scheme, the user can select for use suitable adjusting collar according to the size of work piece internal diameter, fixes the adjusting collar back on the benchmark platform, sheathes the work piece in the adjusting collar, and the test rod is with work piece inner bore wall butt under the elasticity drive of torsional spring, and the user can normally detect the circle error of beating, effectively enlarges detection range, and it is more convenient to use.
The utility model discloses further set up to: the adjusting part comprises fixing holes vertically arranged on the top surface of the reference table, the number of the fixing holes is two, the fixing holes are symmetrically arranged, fixing rods are fixed on the adjusting sleeve corresponding to the fixing holes, and the fixing rods are embedded in the fixing holes.
Through adopting above-mentioned technical scheme, the user inserts the dead lever in the fixed orifices, and the gomphosis through dead lever and fixed orifices is spacing in the horizontal direction, guarantees breach and opening coincidence all the time, and the adjusting collar is not rotatory thereupon when the user rotates the work piece, and fixed effectual and tear open and install conveniently.
The utility model discloses further set up to: the fixing rod is coated with an epoxy resin coating for increasing friction force, and a handle is fixed on the top surface of the adjusting sleeve.
Through adopting above-mentioned technical scheme, the user can grab the handle and registrate the adjusting collar on the benchmark platform, and the epoxy coating has increaseed the frictional force between dead lever and the fixed orifices, takes away from the adjusting collar in the lump when preventing user plug work piece, and the handle increases the stress point when user's manual removal adjusting collar, facilitates the use.
To sum up, the utility model discloses a beneficial technological effect does:
1. the inner diameter circular runout of a large batch of workpieces with the same specification can be conveniently detected;
2. the detectable inner diameter of the workpiece can be changed within a certain range, and the use is convenient.
Drawings
Fig. 1 is a schematic overall structure diagram of a first embodiment of the present invention.
Fig. 2 is a sectional view of a rotation structure of a driving rod according to a first embodiment of the present invention.
Fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.
Fig. 4 is a cross-sectional view of a fixing member structure according to a first embodiment of the present invention.
Fig. 5 is a schematic overall structure diagram of a second embodiment of the present invention.
Fig. 6 is a sectional view of the structure of the adjusting member according to the present invention.
In the figure, 1, a base; 11. a detection lever; 12. a torsion spring; 13. a drive rod; 2. a reference table; 21. an opening; 22. a fixing hole; 3. a knob; 31. a card slot; 311. a spring ball; 4. a dial indicator; 41. a watch frame; 411. a reference hole; 412. a threaded hole; 42. a bolt; 5. an adjusting sleeve; 51. a notch; 52. fixing the rod; 521. an epoxy resin coating; 53. a handle.
Detailed Description
The present invention will be described in further detail with reference to the accompanying fig. 1 to 6.
The first embodiment is as follows:
referring to fig. 1, for the first embodiment of the present invention, an inner diameter circular runout rapid detection device comprises a base 1 and a base platform 2 disposed on the base 1, the base 1 is in an inverted T-shaped configuration, the base platform 2 is in a stepped shaft configuration and has a vertical axis, the diameter of the top surface of the base platform 2 is smaller than that of the bottom surface of the base platform 2, referring to fig. 2, a detection rod 11 is rotatably connected on the base 1, the detection rod 11 is vertically disposed and has a rotation axis of the detection rod 11 disposed at the middle portion of the detection shaft, the rotation axis of the detection rod 11 is horizontal and disposed under the base platform 2, the top end of the detection rod 11 is in an L-shape and has a bending direction away from the axis of the base platform 2, the top end of the detection rod 11 is in an arc shape, the lower portion of the base platform 2 is provided with an opening 21 for the top end of the detection rod 11 to rotate through, referring to fig. 3, a torsion spring 12, when the torsion spring 12 is in a non-compressed state, the bent end of the detection rod 11 extends out of the opening 21, referring to fig. 4, the bottom of the base 1 is connected with a driving rod 13 in a sliding manner along an axial direction perpendicular to a rotating shaft of the detection rod 11, the driving rod 13 abuts against the bottom end of the detection rod 11, and a detection head of the dial indicator 4 abuts against the end of the detection rod 11 far away from the reference table 2.
The user pushes the driving rod 13 to drive the bending top end of the detection rod 11 to rotate towards the reference platform 2, so that the top end of the detection rod 11 is completely retracted into the opening 21, then the workpiece is sleeved on the reference table 2, the driving rod 13 is loosened, the detection rod 11 rotates reversely under the driving of the elasticity of the torsion spring 12, the top end of the detection rod 11 is abutted against the workpiece, the distance between the workpiece and the reference table 2 is the inner diameter dimension error and is equal to the relative displacement of the detection rod 11 in the horizontal direction, the numerical value of the relative displacement of the detection rod 11 horizontal direction is obtained through the detection head of the dial indicator 4 and the butt of the detection rod 11, the workpiece is rotated, the driving rod 13 is always abutted to the workpiece under the elastic driving of the torsion spring 12, the maximum difference value of the reading is the circle run-out error, the clamping and the detection are convenient, the reference of the dial indicator 4 is not required to be adjusted every time the detection is not required, and the dial indicator is suitable for the run-out detection of the workpiece inner diameter circle with the same specification in batches.
Referring to fig. 4, in order to avoid the trouble that a user can place a workpiece by holding the driving rod 13 all the time, the end of the driving rod 13 far away from the detection rod 11 is rotatably connected with the knob 3, the knob 3 is arranged in a stepped shaft shape, the diameter of the end far away from the driving rod 13 is larger than that of the end close to the driving rod 13, the knob 3 and the detection rod 11 are coaxial, the knob 3 and the driving rod 13 are both embedded on the base 1, the outer circumferential surface of the knob 3 is provided with a slot 31, a spring ball 311 is fixed on the base 1 corresponding to the slot 31, the top end of the detection rod 11 is completely positioned in the opening 21 when the spring ball 311 is embedded with the slot 31, when the user needs to place a workpiece, the knob 3 is pushed towards the detection rod 11 and the knob 3 is rotated, the spring ball 311 is embedded in the slot 31 to prevent the knob 3 from horizontally displacing, the driving rod 13 horizontally slides and drives the detection rod 11 to rotate, and the rotation angle of the detection rod 11 is fixed, so that a user can freely put and take workpieces, and the convenience in detection is further ensured.
Referring to fig. 4, the dial indicator 4 is to be removed to ensure the accuracy of the detection head when not used for detection, a frame 41 for placing the dial indicator 4 is arranged on the base 1, the frame 41 is arranged in an L shape and the bending direction is far away from the reference table 2, a reference hole 411 is horizontally arranged on the vertical part of the frame 41, the shape of the reference hole 411 is matched with that of the detection head of the dial indicator 4, a fixing part is arranged on the frame 41 for a user to fix the detection head of the dial indicator 4 in the reference hole 411, the fixing part comprises a threaded hole 412 arranged on the top surface of the frame 41, the threaded hole 412 is arranged right above the reference hole 411 and communicated with the reference hole 411, the axis of the threaded hole 412 is perpendicular to the axis of the reference hole 411, a bolt 42 in threaded connection with the threaded hole 412 is arranged on the frame 41, after the user passes through the detection head of the dial indicator 4 through the reference hole 411, the bolt 42 is screwed, and the fixing of the position of the dial indicator 4 is realized through the pressing force and the friction force Surely, effectively guarantee percentage table 4 and detect head and 11 parallel and backs of test bar, it is convenient to tear open the ann.
Referring to fig. 4, in order to facilitate the user to replace the dial indicator 4 of the gauge rack 41 with different specifications, two screws penetrating through the gauge rack 41 and in threaded connection with the base 1 are arranged on the gauge rack 41, the user only needs to unscrew the screws to detach the gauge rack 41, and the new gauge rack 41 with the diameter changed by the reference hole 411 is installed on the base 1 through the screws, so that the mounting and dismounting are convenient, and the user can change the detection precision according to the detection requirement.
The implementation principle of the embodiment is as follows: the user promotes knob 3 towards the position of test bar 11 and rotatory knob 3, the horizontal position of the fixed knob 3 of gomphosis through spring ball 311 and draw-in groove 31, it slides and 11 rotations with test bar to drive the 13 levels of actuating lever, place the work piece on benchmark platform 2 back rotatory knob 3 with separation spring ball 311 and draw-in groove 31, the hole pore wall butt that the tip of bending of test bar 11 detected with the work piece under torsional spring 12's drive, rotatory work piece, test bar 11 can be rotatory because the circle error of beating, and then it is flexible to drive the detection head of percentage table 4, user's accessible percentage table 4 reading conveniently acquires the circle error of beating, it is convenient to detect.
The second embodiment is as follows:
inside diameter circle quick detection device that beats, the difference with embodiment one lies in, in this embodiment: referring to fig. 5, the adjusting device further comprises an adjusting sleeve 5 sleeved on the reference table 2, an adjusting component is arranged on the reference table 2 and used for a user to fix the adjusting sleeve 5 on the reference table 2, the axis of the adjusting sleeve 5 coincides with the axis of the reference table 2, the shape of the adjusting sleeve 5 is matched with that of the adjusting table, referring to fig. 6, the adjusting sleeve 5 is arranged in a stepped shaft shape with a cylindrical cavity, a notch 51 for the detection rod 11 to pass through is arranged on the adjusting table, and the inner circumferential wall of the adjusting sleeve 5 is abutted to the outer circumferential surface of the reference table 2. The adjusting part comprises fixing holes 22 arranged on the top surface of the reference table 2, the number of the axes of the fixing holes 22 is two, the fixing holes 22 are symmetrically arranged, fixing rods 52 are fixed in the adjusting sleeve 5 corresponding to the fixing holes 22, and the fixing rods 52 are inserted into the fixing holes 22 when the adjusting sleeve 5 is sleeved on the reference table 2. Meanwhile, in order to ensure that the fixing rod 52 is not separated from the fixing hole 22 without external force, the fixing rod 52 is coated with an epoxy resin coating 521, two L-shaped handles 53 are fixed on the top surface of the adjusting sleeve 5, and the two handles 53 are symmetrically arranged on the top surface of the adjusting sleeve 5 in a state that the bending directions are opposite.
When the user detected the internal diameter size change, the user can grab handle 53 and registrate adjusting sleeve 5 on benchmark platform 2, and it is spacing in the horizontal direction through the gomphosis of dead lever 52 and fixed orifices 22, and breach 51 and opening 21 shape and position are all unanimous, overlap the work piece on adjusting sleeve 5, detect work through the rotatory change of measuring lever 11, detection effect is good and detection range enlarges, epoxy coating 521 has increased the frictional force between dead lever 52 and the fixed orifices 22 simultaneously, effectively prevent that the user from taking away adjusting sleeve 5 from benchmark platform 2 together when the cover pulls out the work piece, the connection of adjusting platform and benchmark platform 2 is more stable, it is more convenient to use.
The implementation principle of the embodiment is as follows: the user waits to detect the adjusting collar 5 that the internal diameter size selection corresponds according to the work piece, with adjusting collar 5 registrates on benchmark platform 2, and the gomphosis through dead lever 52 and fixed orifices 22 and the frictional force between the two carry out spacing fixed in horizontal direction and vertical direction, and then overlap the work piece on adjusting collar 5, opening 21 and breach 51 and work piece inner wall butt are passed in order under the drive of test bar 11 torsional spring 12, the user rotates the work piece, test bar 11 takes place slight rotation because of waiting to detect the hole error, drive actuating lever 13 horizontal slip, it is flexible to drive the detection head of percentage table 4, realize the bigger internal diameter circle of detection range and beat short-term test through above-mentioned operation, it is more convenient to use.
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. Inside diameter circle short-term test device that beats, its characterized in that: comprises a base (1) and a dial indicator (4) horizontally arranged on the base (1), wherein a reference platform (2) in a stepped shaft shape is vertically arranged on the base (1), a detection rod (11) is rotatably connected on the base (1), the axis of a rotating shaft of the detection rod (11) is horizontal and is arranged under the reference platform (2), the top end of the detection rod (11) is L-shaped and is far away from the axis of the reference platform (2) along the bending direction, an opening (21) for the top end of the detection rod (11) to rotate and pass is arranged on the reference platform (2), a torsion spring (12) for driving the top end of the detection rod (11) to rotate towards the bending direction is arranged on the base (1), a driving rod (13) is horizontally connected with the bottom of the base (1) along the axis of the rotating shaft perpendicular to the detection rod (11), and the driving rod (13) and the detection rod (11) are abutted against the end part of the reference platform (2), the detection head of the dial indicator (4) is abutted to the end part, far away from the reference table (2), of the detection rod (11), and the driving rod (13) and the dial indicator (4) are arranged on two sides of the detection rod (11) respectively.
2. The inner diameter circular runout rapid detection device according to claim 1, characterized in that: the utility model discloses a detection device, including base (1), actuating lever (13), drive lever (11), the tip swivelling joint that detection lever (11) were kept away from in actuating lever (13) has knob (3), the rotatory face perpendicular to actuating lever (13) axis of knob (3), be provided with draw-in groove (31) on knob (3), correspond draw-in groove (31) on base (1) and set up spring ball (311), detection lever (11) are static and detection lever (11) top is located opening (21) completely during spring ball (311) and draw-in groove (31) gomphosis.
3. The inner diameter circular runout rapid detection device according to claim 2, characterized in that: be provided with table frame (41) that are used for placing percentage table (4) on base (1), table frame (41) are L shape setting, table frame (41) are improved level and are provided with reference hole (411) that supply percentage table (4) to detect the head and pass, be provided with on table frame (41) and be used for fixing the fixed part in reference hole (411) with percentage table (4) detection head.
4. The inner diameter circular runout rapid detection device according to claim 3, characterized in that: the fixed part comprises a threaded hole (412) vertically arranged on the gauge stand (41), the threaded hole (412) is arranged right above the reference hole (411) and communicated with the reference hole (411), and a bolt (42) which is in threaded connection with the threaded hole (412) and abutted to the dial indicator (4) is arranged on the gauge stand (41).
5. The inner diameter circular runout rapid detection device according to claim 4, characterized in that: the gauge stand (41) is detachably and fixedly connected with the base (1) through a threaded piece.
6. The inner diameter circular runout rapid detection device according to claim 1, characterized in that: still establish adjusting collar (5) on benchmark platform (2) including the cover, be provided with on benchmark platform (2) and be used for fixing adjusting collar (5) the adjusting part on benchmark platform (2), adjusting collar (5) and the shape of benchmark platform (2) cooperate and be provided with breach (51) that supply measuring rod (11) to pass.
7. The inner diameter circular runout rapid detection device according to claim 6, characterized in that: the adjusting part comprises fixing holes (22) vertically formed in the top surface of the reference platform (2), the number of the fixing holes (22) is two, the fixing holes are symmetrically formed, fixing rods (52) are fixed on the adjusting sleeve (5) corresponding to the fixing holes (22), and the fixing rods (52) are embedded in the fixing holes (22).
8. The inner diameter circular runout rapid detection device according to claim 7, characterized in that: the fixing rod (52) is coated with an epoxy resin coating (521) for increasing friction force, and the top surface of the adjusting sleeve (5) is fixed with a handle (53).
CN201921176632.8U 2019-07-24 2019-07-24 Quick detection device for inner diameter circle run-out Expired - Fee Related CN210321491U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201921176632.8U CN210321491U (en) 2019-07-24 2019-07-24 Quick detection device for inner diameter circle run-out

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201921176632.8U CN210321491U (en) 2019-07-24 2019-07-24 Quick detection device for inner diameter circle run-out

Publications (1)

Publication Number Publication Date
CN210321491U true CN210321491U (en) 2020-04-14

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CN201921176632.8U Expired - Fee Related CN210321491U (en) 2019-07-24 2019-07-24 Quick detection device for inner diameter circle run-out

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112432584A (en) * 2020-09-28 2021-03-02 芜湖慧宇商贸有限公司 Device for measuring concentricity of stepped shaft and stepped hole
CN112710213A (en) * 2020-12-18 2021-04-27 哈尔滨电气动力装备有限公司 Graphite guide shoe inner circle lapping measuring device
CN113865458A (en) * 2021-10-25 2021-12-31 中国航发贵州黎阳航空动力有限公司 Device and method for measuring runout of inner profile surface and outer circle of aero-engine part

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN112432584A (en) * 2020-09-28 2021-03-02 芜湖慧宇商贸有限公司 Device for measuring concentricity of stepped shaft and stepped hole
CN112432584B (en) * 2020-09-28 2022-04-22 青岛前哨精密仪器有限公司 Device for measuring concentricity of stepped shaft and stepped hole
CN112710213A (en) * 2020-12-18 2021-04-27 哈尔滨电气动力装备有限公司 Graphite guide shoe inner circle lapping measuring device
CN113865458A (en) * 2021-10-25 2021-12-31 中国航发贵州黎阳航空动力有限公司 Device and method for measuring runout of inner profile surface and outer circle of aero-engine part

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Granted publication date: 20200414

Termination date: 20210724