CN218673468U

CN218673468U - External spline detector for detecting spline mandrel

Info

Publication number: CN218673468U
Application number: CN202223104783.7U
Authority: CN
Inventors: 徐礼兵
Original assignee: Nanjing Lesun Screw Co ltd
Current assignee: Nanjing Lesun Screw Co ltd
Priority date: 2022-11-22
Filing date: 2022-11-22
Publication date: 2023-03-21
Anticipated expiration: 2032-11-22

Abstract

The utility model discloses an external spline detector for detecting a spline mandrel, which is applied to the field of spline mandrel detection and comprises a base and a span detection mechanism, wherein the top of the base is provided with a first supporting plate; the utility model discloses an install the percentage table at the top of base, mandrel sleeve above cooperation first backup pad and the second backup pad and step motor's use, the external splines that can drive the spline dabber rotate, realize that the percentage table detects the concentricity of external splines, use through apart from excellent cooperation sighting rod and scale mark, make this equipment possess the concentricity and detect and stride excellent apart from detecting two kinds of detection methods, improve its practicality and detection precision, internally mounted through the framework has two-way threaded rod, the cooperation connecting block is in the same place with the bolt of span excellent, when rotating two-way threaded rod, can drive the distance of two span excellent and adjust, thereby reach and be applicable to not unidimensional external splines and detect, improve its suitability and convenience.

Description

External spline detector for detecting spline mandrel

Technical Field

The utility model relates to a spline dabber detection area, in particular to spline dabber detects uses external spline detector.

Background

The external splines are conventionally teeth on the surface of the gear, and need to be produced from the batch after the mandrel gear is produced and processedExtracting a sample from the spline mandrel for detection, wherein detection equipment is required to be used during detection _。

At present, the chinese utility model with the bulletin number of CN212409571U discloses an odd number tooth external spline tooth root circle calliper, including the calliper main part, is equipped with logical end groove and end groove in the calliper main part, is equipped with the logical end gauge head that three being used for inserting respectively in the corresponding tooth's socket on the external spline on the internal face in logical end groove, is equipped with the three end gauge head that is used for inserting in the external spline tooth's socket on the internal face in end groove. The utility model discloses an odd number tooth external splines root circle calliper, when the integral key shaft on the external splines can insert in leading to the end groove and can't insert when ending in the end groove, then explain that the diameter of external splines root circle on this integral key shaft meets the requirements, otherwise is not conform to the requirements, whole testing process, easy operation, and easily judge the testing result, detection efficiency is high to simple structure can detect on the lathe.

In conclusion, this check out test set can reach the function that detects the gear diameter, be exactly similar to the detection of striding excellent apart from, nevertheless there is certain problem during the use, for example the device production and processing back, the structure is fixed, can't adjust the size that detects after the production, can only detect the gear of a specification when detecting the gear, and the suitability is relatively poor, and the device functional simultaneously is relatively poor, and the detection of external splines precision includes: the detection modes of the span bar distance, the tooth profile, the tooth direction, the concentricity and the like are only one detection mode, so that the detection result is easy to have errors, and the function is single.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a spline dabber detects uses external splines detector, its advantage is that the suitability is strong and multi-functional.

The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a spline dabber detects uses external splines detector, includes base and span detection mechanism, the top of base is provided with first backup pad, the top bolt joint of base has the second backup pad, one side that first backup pad and second backup pad are relative all rotates through the bearing and is connected with the dabber sleeve, the top of base is provided with step motor, and step motor's output and dabber sleeve bolt joint, the top of base is provided with the percentage table, the top bolt joint of base has the framework, the inside of framework is rotated through the bearing and is connected with the two-way threaded rod, the surperficial symmetric threaded connection of two-way threaded rod has the connecting block.

Adopt above-mentioned technical scheme, install the percentage table through the top at the base, mandrel sleeve and step motor's above cooperation first backup pad and the second backup pad use, the external splines that can drive the spline dabber rotate, realize that the percentage table detects the concentricity of external splines, use through apart from excellent cooperation sighting rod and scale mark, make this equipment possess the concentricity and detect two kinds of detection methods of stick distance detection, improve its practicality and detection precision, internally mounted through the framework has two-way threaded rod, the cooperation connecting block is in the same place with apart from excellent bolt, when rotating two-way threaded rod, can drive two distances apart from excellent and adjust, thereby reach and be applicable to not unidimensional external splines and detect, improve its suitability and convenience.

The utility model discloses further set up to: the surface of the stepping motor is symmetrically clamped with a limiting seat, and the limiting seat is bolted with one side of the first supporting plate.

By adopting the technical scheme, the stepping motor is convenient to limit.

The utility model discloses further set up to: the top of the base is provided with a groove, the inside of the groove is rotatably connected with a first screw rod through a bearing, and the surface of the first screw rod is in threaded connection with a fixing block bolted with a first supporting plate.

By adopting the technical scheme, the first supporting plate is conveniently driven to move.

The utility model discloses further set up to: the front and the back of the fixed block are bolted with sliding blocks, and sliding grooves matched with the sliding blocks for use are formed in the grooves.

By adopting the technical scheme, the fixed block is moved.

The utility model discloses further set up to: the top of the dial indicator is bolted with a connecting rod through a fixing piece, and one side of the connecting rod is provided with a connecting beam bolted with the second supporting plate.

By adopting the technical scheme, the dial indicator is conveniently fixed.

The utility model discloses further set up to: a sliding groove in sliding connection with the connecting rod is formed in one side of the connecting beam, and a second screw rod in threaded connection with the connecting rod is rotatably connected inside the sliding groove through a bearing.

By adopting the technical scheme, the dial indicator is conveniently driven to adjust the position.

The utility model discloses further set up to: the span detection mechanism comprises a span rod, one end of the span rod is bolted with the top of the connecting block, a marker post is bolted on the surface of the span rod, and scale marks are sprayed on one side of the frame body.

By adopting the technical scheme, the diameter of the gear can be conveniently observed.

The utility model discloses further set up to: the guide blocks are bolted to the two sides of the connecting block, and guide grooves matched with the guide blocks are formed in the frame body.

By adopting the technical scheme, the connecting block is convenient to limit.

To sum up, the utility model discloses following beneficial effect has:

1. the utility model discloses an install the percentage table at the top of base, cooperate the mandrel sleeve above first backup pad and the second backup pad and the use of step motor, can drive the external splines of spline dabber and rotate, realize the concentricity detection of percentage table to external splines, through the use apart from stick cooperation sighting rod and scale mark, make this equipment possess concentricity detection and stride stick apart from detecting two kinds of detection methods, improve its practicality and detection accuracy;

2. the utility model discloses an internally mounted of framework has two-way threaded rod, and the cooperation connecting block is in the same place with apart from excellent bolt, when rotating two-way threaded rod, can drive two and adjust apart from the distance of stick to reach and be applicable to not unidimensional external splines and detect, improve its suitability and convenience.

Drawings

FIG. 1 is a schematic structural view of the whole body of the present invention;

FIG. 2 is an enlarged view of the point A of FIG. 1;

fig. 3 is an enlarged view of the point B in fig. 1 according to the present invention.

Reference numerals are as follows: 1. a base; 2. a first support plate; 3. a second support plate; 4. a mandrel sleeve; 5. a stepping motor; 6. a dial indicator; 7. a frame body; 8. a bidirectional threaded rod; 9. connecting blocks; 10. a limiting seat; 11. a groove; 12. a first lead screw; 13. a fixed block; 14. a slider; 15. a chute; 16. a connecting rod; 17. a connecting beam; 18. a sliding groove; 19. a second lead screw; 20. a span rod; 21. a marker post; 22. scale lines; 23. a guide block; 24. and a guide groove.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Example 1:

referring to fig. 1 and 3, an external spline detector for detecting a spline mandrel, including a base 1 and a span detection mechanism, the top of the base 1 is provided with a first supporting plate 2, the top of the base 1 is bolted with a second supporting plate 3, one side of the first supporting plate 2 opposite to the second supporting plate 3 is connected with a mandrel sleeve 4 through a bearing rotation, the top of the base 1 is provided with a stepping motor 5, the output end of the stepping motor 5 is bolted with the mandrel sleeve 4, the top of the base 1 is provided with a dial indicator 6, through installing the dial indicator 6 at the top of the base 1, the mandrel sleeve 4 and the stepping motor 5 above the first supporting plate 2 and the second supporting plate 3 are matched, the external spline of the spline mandrel can be driven to rotate, the concentricity of the external spline can be detected by the dial indicator 6, the equipment is matched with a mark rod 21 and a scale mark line 22 through a distance rod 20, so that the equipment has two detection modes of concentricity detection and cross-rod distance detection, and the detection precision are improved.

Referring to fig. 1, the surface of the stepping motor 5 is symmetrically clamped with a limiting seat 10, the limiting seat 10 is bolted to one side of the first support plate 2, and the stepping motor 5 is conveniently limited by the limiting seat 10.

Referring to fig. 1 and 3, a groove 11 is formed in the top of the base 1, a first lead screw 12 is rotatably connected to the inside of the groove 11 through a bearing, a fixing block 13 bolted to the first supporting plate 2 is connected to the surface of the first lead screw 12 through threads, and the first supporting plate 2 is conveniently driven to move by the arrangement of the groove 11, the first lead screw 12 and the fixing block 13.

Referring to fig. 1 and 3, the front and back of the fixed block 13 are bolted with sliding blocks 14, the grooves 11 are internally provided with sliding grooves 15 matched with the sliding blocks 14 for use, and the fixed block 13 is moved by arranging the sliding blocks 14 and the sliding grooves 15.

Referring to fig. 1, the top of the dial indicator 6 is bolted with a connecting rod 16 through a fixing member, one side of the connecting rod 16 is provided with a connecting beam 17 bolted with the second supporting plate 3, and the dial indicator 6 is conveniently fixed by arranging the connecting rod 16 and the connecting beam 17.

Referring to fig. 1, a sliding groove 18 slidably connected to the connecting rod 16 is formed in one side of the connecting beam 17, a second lead screw 19 threadedly connected to the connecting rod 16 is rotatably connected to the inside of the sliding groove 18 through a bearing, and the dial indicator 6 is conveniently driven to adjust the position by arranging the sliding groove 18 and the second lead screw 19.

The using process is briefly described as follows: when the concentricity needs to be detected, the spline mandrel is only required to be placed between the two mandrel sleeves 4, the first lead screw 12 is rotated, the first supporting plate 2 is driven to move under the action of the fixed block 13, the spline mandrel is tightened, the stepping motor 5 is started, the mandrel sleeves 4 are driven to rotate, the spline mandrel is driven to rotate, the second lead screw 19 is rotated, the connecting rod 16 is driven to move downwards, the working end of the dial indicator 6 is in contact with the external spline, and the purpose of measuring the concentricity is achieved.

Example 2:

referring to fig. 1 and 2, an external spline detector is used in spline dabber detection, base 1's top bolt has framework 7, the inside of framework 7 is rotated through the bearing and is connected with two-way threaded rod 8, the surface symmetry threaded connection of two-way threaded rod 8 has connecting block 9, internally mounted through framework 7 has two-way threaded rod 8, cooperation connecting block 9 is in the same place with span stick 20 bolt, when rotating two-way threaded rod 8, can drive the distance of two span sticks 20 and adjust, thereby reach and be applicable to not unidimensional external spline and detect, improve its suitability and convenience.

Referring to fig. 1 and 2, the span detection mechanism includes a span rod 20, one end of the span rod 20 is bolted to the top of the connection block 9, a marker post 21 is bolted to the surface of the span rod 20, scale marks 22 are sprayed on one side of the frame body 7, and the diameter of the gear is conveniently observed by arranging the span rod 20, the marker post 21 and the scale marks 22.

Referring to fig. 1 and 2, the guide block 23 is bolted to both sides of the connecting block 9, the guide groove 24 matched with the guide block 23 is formed in the frame body 7, and the connecting block 9 is limited conveniently by arranging the guide block 23 and the guide groove 24.

The using process is briefly described as follows: when the span bar distance of the spline mandrel is detected, only the bidirectional threaded rod 8 needs to be rotated to drive the connecting block 9 to move, so that the connecting block drives two span bars 20 to be adjusted, the purpose of distance measurement is achieved, the span bar distance of the spline mandrel with different sizes can be detected, and convenience is improved.

The present embodiment is only for explaining the present invention, and it is not limited to the present invention, and those skilled in the art can make modifications to the present embodiment without inventive contribution as required after reading the present specification, but all of them are protected by patent laws within the scope of the claims of the present invention.

Claims

1. The utility model provides a spline dabber detects uses external splines detector, includes base (1) and span detection mechanism, its characterized in that, the top of base (1) is provided with first backup pad (2), the top bolt of base (1) has second backup pad (3), one side that first backup pad (2) and second backup pad (3) are relative all rotates through the bearing and is connected with dabber sleeve (4), the top of base (1) is provided with step motor (5), and the output and the dabber sleeve (4) bolt of step motor (5), the top of base (1) is provided with percentage table (6), the top bolt of base (1) has framework (7), the inside of framework (7) is rotated through the bearing and is connected with two-way threaded rod (8), the surface symmetry threaded connection of two-way threaded rod (8) has connecting block (9).

2. The external spline detector for detecting the spline mandrel as claimed in claim 1, wherein a limiting seat (10) is symmetrically clamped on the surface of the stepping motor (5), and the limiting seat (10) is bolted to one side of the first supporting plate (2).

3. The external spline detector for detecting the spline mandrel as claimed in claim 1, wherein a groove (11) is formed in the top of the base (1), a first lead screw (12) is rotatably connected to the inside of the groove (11) through a bearing, and a fixed block (13) bolted to the first support plate (2) is connected to the surface of the first lead screw (12) in a threaded manner.

4. The external spline detector for detecting the spline mandrel as claimed in claim 3, wherein the front and back of the fixed block (13) are bolted with sliding blocks (14), and a sliding groove (15) matched with the sliding blocks (14) is formed inside the groove (11).

5. The external spline detector for detecting the spline mandrel as claimed in claim 1, wherein a connecting rod (16) is bolted to the top of the dial indicator (6) through a fixing piece, and a connecting beam (17) which is bolted to the second supporting plate (3) is arranged on one side of the connecting rod (16).

6. The external spline detector for detecting the spline mandrel as claimed in claim 5, wherein a sliding groove (18) in sliding connection with the connecting rod (16) is formed in one side of the connecting beam (17), and a second screw rod (19) in threaded connection with the connecting rod (16) is rotatably connected to the inside of the sliding groove (18) through a bearing.

7. The external spline detector for detecting the spline mandrel as claimed in claim 1, wherein the span detection mechanism comprises a span rod (20), one end of the span rod (20) is bolted to the top of the connecting block (9), a marking rod (21) is bolted to the surface of the span rod (20), and scale marks (22) are sprayed on one side of the frame body (7).

8. The external spline detector for detecting the spline mandrel according to claim 1, wherein guide blocks (23) are bolted to two sides of the connecting block (9), and a guide groove (24) matched with the guide blocks (23) is formed in the frame body (7).