CN210512905U

CN210512905U - Gear ring comprehensive testing fixture

Info

Publication number: CN210512905U
Application number: CN201921744039.9U
Authority: CN
Inventors: 胡俊茂; 刘大桐; 郭增发; 翟希龙
Original assignee: Tianjin Tanhas Technology Co Ltd
Current assignee: Tianjin Tanhas Technology Co Ltd
Priority date: 2019-10-17
Filing date: 2019-10-17
Publication date: 2020-05-12
Anticipated expiration: 2029-10-17

Abstract

The utility model provides a utensil is examined in ring gear is synthesized, including being used for placing the bottom plate of treating the detection work piece, the bottom plate level sets up and is equipped with two locating claws, two on it the locating claw interval sets up, be equipped with gross thickness measuring meter, excircle downthehole axiality measuring meter, excircle circularity measuring meter, inside spigot thickness measuring meter and annular position measuring meter on the bottom plate respectively, wherein hole axiality measuring meter and excircle circularity measuring meter are located the outside of work piece and follow the radial setting of work piece in gross thickness measuring meter, excircle, inside spigot thickness measuring meter and annular position measuring meter are located the inboard of work piece. The utility model discloses a plurality of sizes that will measure detect on same platform measurement equipment, have shortened measuring time greatly, have improved measurement of efficiency, but also have simple structure, the cost of manufacture is low, convenient to use's advantage.

Description

Gear ring comprehensive testing fixture

Technical Field

The utility model belongs to the technical field of the ring gear production, especially, relate to a ring gear is synthesized and is examined utensil.

Background

As shown in figure 1, the gear ring is a common gear ring, and the gear ring needs to measure the total thickness H1 (the standard value is 30.6 +/-0.03), the thickness H2 of an inner spigot (the standard value is 17 +/-0.05), the position H3 of a ring groove (the standard value is 28.6 +/-0.05), the coaxiality of an inner hole of an outer circle ◎ (the standard value is 0.025) and the roundness ○ of the outer circle ○ (the standard value is 0.03).

The traditional detection method is sequential detection, multiple sizes to be measured are sequentially detected on each special detection tool, operation is troublesome, the multiple sizes cannot be detected simultaneously, and detection efficiency is low.

SUMMERY OF THE UTILITY MODEL

In view of this, the utility model aims at providing a utensil is examined in ring gear is synthesized to solve present examining utensil and can not detect the multiple size that needs the measuring simultaneously, problem that detection efficiency is low.

In order to achieve the above purpose, the technical scheme of the utility model is realized like this:

the utility model provides a utensil is examined in ring gear is synthesized, is including being used for placing the bottom plate of waiting to detect the work piece, the bottom plate level sets up and is equipped with two locating claws, two on it the locating claw interval sets up, be equipped with gross thickness gauge, hole axiality gauge in the excircle, excircle circularity gauge, interior tang thickness gauge and annular position measuring meter on the bottom plate respectively, wherein gross thickness gauge, hole axiality gauge in the excircle and excircle circularity measuring meter are located the outside of work piece and along the radial setting of work piece, interior tang thickness gauge and annular position measuring gauge are located the inboard of work piece.

Furthermore, the bottom plate is provided with a reversible gauge stand for mounting an excircle inner hole coaxiality measuring gauge, and the reversible gauge stand comprises an L-shaped fixing plate, a gauge clamp connecting rod and a locking handle;

the L-shaped fixing plate is fixed on the bottom plate through a bolt, one side, close to a workpiece, of the meter clamp connecting rod is provided with a mounting hole, the top of the outer circle inner hole coaxiality measuring meter is fixedly connected with a meter clamp, the meter clamp is mounted in the mounting hole, and one end, close to the L-shaped fixing plate, of the locking handle is fixedly provided with a core bar;

the core rod comprises a polished rod part and a threaded part provided with external threads, the threaded part is close to the L-shaped fixing plate, an internal threaded hole matched with the external threads on the threaded part is formed in the upper part of the L-shaped fixing plate, the threaded part is in threaded connection with the L-shaped fixing plate, a through hole matched with the polished rod is formed in the lower part of the meter clamp connecting rod, and the polished rod penetrates through the through hole and is in clearance fit with the meter clamp connecting rod.

Furthermore, the top of the meter clamp connecting rod is fixedly connected with an overturning rod inclined towards the workpiece, and one end, far away from the meter clamp connecting rod, of the overturning rod is fixedly provided with a spherical holding ball.

Further, the excircle roundness measuring meter is a dial indicator.

Further, the outer circle inner hole coaxiality measuring meter, the total thickness measuring meter, the inner spigot thickness measuring meter and the ring groove position measuring meter are lever meters.

Furthermore, the positioning claw is cylindrical, a bolt hole is formed in the center of the positioning claw, a bolt is arranged in the bolt hole, and the positioning claw is fixed on the bottom plate through the bolt.

Further, two first gauge seats and two second gauge seats of fixedly connected with on the bottom plate, total thickness measurement table and excircle circularity measurement table are installed respectively on first gauge seat, tang thickness measurement table and annular position measurement table are installed respectively on the second gauge seat in the interior.

Further, the bottom plate is a rectangular plate, and bottom plate legs are fixed to the lower surface of the bottom plate.

Compared with the prior art, ring gear synthesize examine utensil have following advantage:

gear ring synthesize examine a plurality of sizes that will need to measure, detect on same platform examines utensil, shortened measuring time greatly, improved measurement of efficiency, but also have simple structure, the cost of manufacture is low, convenient to use's advantage.

Drawings

The accompanying drawings, which form a part hereof, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the invention without undue limitation. In the drawings:

FIG. 1 is a top view of the gear ring comprehensive testing fixture of the embodiment of the present invention, with the turning bar and the holding ball omitted;

FIG. 2 is a sectional view of the gear ring comprehensive testing fixture according to the embodiment of the present invention;

FIG. 3 is a schematic view of the direction K in FIG. 1;

fig. 4 is a partial sectional view of a reversible gauge stand of the gear ring comprehensive testing fixture according to the embodiment of the present invention;

fig. 5 is a sectional view of a positioning pawl of the gear ring comprehensive testing fixture according to the embodiment of the present invention;

fig. 6 is a cross-sectional view of a first gauge stand of the gear ring comprehensive testing fixture according to the embodiment of the present invention;

fig. 7 is a top view of a first gauge stand of the gear ring comprehensive testing fixture according to the embodiment of the present invention;

fig. 8 is a structural diagram of a second gauge stand of the gear ring comprehensive testing fixture according to the embodiment of the present invention;

FIG. 9 is a partial cross-sectional view taken along line A-A of FIG. 9;

fig. 10 is a side view of a second gauge stand of the gear ring comprehensive testing fixture according to the embodiment of the present invention;

fig. 11 is a structural view of a ring gear according to an embodiment of the present invention;

fig. 12 is a diagram illustrating a first table according to an embodiment of the present invention;

fig. 13 is a structural diagram of a second watch block according to an embodiment of the present invention;

fig. 14 is a structural diagram of a third table block according to an embodiment of the present invention.

Description of reference numerals:

1. a base plate; 2. a positioning claw; 3. a total thickness measuring meter; 4. an outer circle and inner hole coaxiality measuring meter; 5. an excircle roundness measuring meter; 6. an inner spigot thickness measuring gauge; 7. a ring groove position measuring meter; 8. the gauge stand can be turned over; 9. an L-shaped fixing plate; 10. a meter clamp connecting rod; 11. locking the handle; 12. a watch clip; 13. a core bar; 14. a threaded portion; 15. a turning rod; 16. a ball is held; 17. a first gauge stand; 18. a second gauge stand; 19. a floor leg; 20. a workpiece; 21. matching the table block I; 22. matching the table block II; 23. and C, checking a table block III.

Detailed Description

It should be noted that, in the present invention, the embodiments and features of the embodiments may be combined with each other without conflict.

In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are used merely for convenience of description and for simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood by those of ordinary skill in the art through specific situations.

The present invention will be described in detail below with reference to the accompanying drawings in conjunction with embodiments.

A gear ring comprehensive testing fixture is shown in figure 1 and comprises a horizontal bottom plate 1, and a workpiece 20 is placed on the bottom plate 1 during testing. The bottom plate 1 is provided with two positioning claws 2, and the two positioning claws 2 are arranged at intervals and are respectively tangent to the excircle of the workpiece 20. The bottom plate 1 is provided with a total thickness measuring meter 3 for detecting the total thickness, an outer circle inner hole coaxiality measuring meter 4 for detecting the outer circle inner hole coaxiality, an outer circle roundness measuring meter 5 for detecting the outer circle roundness, an inner spigot thickness measuring meter 6 for detecting the inner spigot thickness and an annular groove position measuring meter 7 for detecting the annular groove position. The total thickness measuring meter 3, the outer circle inner hole coaxiality measuring meter 4 and the outer circle roundness measuring meter 5 are located on the outer side of the workpiece 20 and extend along the radial direction of the workpiece 20. The inner spigot thickness measuring gauge 6 and the ring groove position measuring gauge 7 are both positioned on the inner side of the workpiece 20.

Referring to fig. 1, 3 and 4, the bottom plate 1 is provided with a reversible gauge stand 8 for mounting the coaxiality measuring gauge 4 of the outer circle and the inner hole. The reversible meter seat 8 comprises an L-shaped fixing plate 9, a meter clamp connecting rod 10 and a locking handle 11. The L-shaped fixing plate 9 is fixed on the bottom plate 1 through bolts. The measuring instrument is characterized in that a mounting hole is formed in one side, close to the workpiece 20, of the meter clamp connecting rod 10, a meter clamp 12 is fixed to the top of the outer circle inner hole coaxiality measuring instrument 4, a fastening hole perpendicular to the mounting hole is formed in the meter clamp connecting rod 10 on one side of the meter clamp 12, a screw or a jackscrew is arranged in the fastening hole, and the meter clamp 12 is mounted in the mounting hole through the fact that the screw or the jackscrew is abutted against the meter clamp 12.

As shown in fig. 4, a core bar 13 is fixedly arranged at one end of the locking handle 11 close to the L-shaped fixing plate 9. The core rod 13 comprises a polished rod part and a threaded part 14 with an external thread, and the threaded part 14 is close to the L-shaped fixing plate 9. The lower part of the meter clamp connecting rod 10 is provided with a through hole matched with the polish rod, and the polish rod penetrates through the through hole and is in clearance fit with the meter clamp connecting rod 10. The upper part of the L-shaped fixing plate 9 is provided with an internal thread hole matched with the external thread on the thread part 14, and the thread part 14 is in threaded connection with the L-shaped fixing plate 9. One surface of the locking handle 11 close to the watch clamp connecting rod 10 is contacted with the watch clamp connecting rod 10 to form locking.

As shown in fig. 3, a turning bar 15 inclined toward the workpiece 20 is fixedly connected to a top portion of the watch dog connecting bar 10, and a spherical holding ball 16 is fixed to one end of the turning bar 15 away from the watch dog connecting bar 10.

Before the measurement begins, the locking handle 11 is rotated, the locking handle 11 moves towards the direction close to the workpiece 20, the meter clamp connecting rod 10 can rotate around a polished rod, the holding ball 16 is held, the overturning rod 15 overturns outwards, and the overturning rod 15 drives the meter clamp connecting rod 10 to overturn outwards, so that the meter clamp connecting rod 10 is fixed, the outer circle inner hole coaxiality measuring meter 4 overturns outwards, and the workpiece 20 can be placed into a measuring position. During measurement, the holding ball 16 is held, the turning rod 15 is turned inwards to restore the coaxiality measuring meter 4 with the outer circle and the inner hole, the locking handle 11 is rotated in the opposite direction to enable the locking handle 11 to move towards the direction far away from the workpiece 20 until the locking handle 11 locks the meter clamp connecting rod 10. After the measurement is finished, the locking handle 11 is rotated to enable the locking handle 11 to move towards the direction close to the workpiece 20, the holding ball 16 is held, the overturning rod 15 is overturned outwards, the overturning rod 15 drives the meter clamp connecting rod 10 to overturn outwards, so that the meter clamp connecting rod 10 is fixed, the outer circle inner hole coaxiality measuring meter 4 is overturned outwards, and at the moment, the measured workpiece 20 is taken out.

The excircle roundness measuring gauge 5 is a dial indicator, the excircle roundness measuring gauge 5 is horizontally arranged, and a measuring head of the excircle roundness measuring gauge 5 is in contact with the excircle of the workpiece 20.

The outer circle inner hole coaxiality measuring meter 4, the total thickness measuring meter 3, the inner spigot thickness measuring meter 6 and the annular groove position measuring meter 7 are lever meters.

As shown in fig. 5, the positioning pawl 2 is cylindrical, a bolt hole is formed in the center of the positioning pawl, a bolt is arranged in the bolt hole, and the positioning pawl 2 is fixed on the bottom plate 1 through the bolt.

As shown in fig. 2 and fig. 6 to 10, two first meter seats 17 and two second meter seats 18 are fixedly connected to the bottom plate 1. The total thickness measuring meter 3 and the excircle roundness measuring meter 5 are respectively installed on the first meter seat 17, and the inner spigot thickness measuring meter 6 and the annular groove position measuring meter 7 are respectively installed on the second meter seat 18.

As shown in fig. 2, the base plate 1 is a rectangular plate, and a base plate leg 19 is fixed to a lower surface of the base plate 1.

As shown in fig. 12-14, according to the size requirement of the workpiece 20, respectively: the total thickness H1 is 30.6 +/-0.03, the gauge block I21 is a gauge block II 22 with the inner spigot thickness H2 of 17 +/-0.05, and the gauge block III 23 with the ring groove position H3 of 28.6 +/-0.05. The diameters of the pair of gauge blocks I21, the pair of gauge blocks II 22 and the pair of gauge blocks III 23 are all 20 mm.

The utility model discloses a working process does:

1. first, the total thickness measuring gauge 3 is zeroed using the pair gauge block one 21, the inner spigot thickness measuring gauge 6 is zeroed using the pair gauge block two 22, and the ring groove position measuring gauge 7 is zeroed using the pair gauge block three 23.

2. The workpiece 20 to be measured is placed on the bottom plate 1 (when the workpiece 20 is placed, the inner hole of the workpiece 20 is noticed to be sleeved with the inner spigot thickness measuring meter 6 and the ring groove position measuring meter 7 firstly and then placed on the bottom plate 1, the workpiece 20 is moved, so that the two positioning claws 2 on the bottom plate 1 are positioned on the outer circle of the workpiece 20), and the gauge heads of the total thickness measuring meter 3, the outer circle roundness measuring meter 5, the inner spigot thickness measuring meter 6 and the ring groove position measuring meter 7 respectively reach the measuring positions at the moment.

3. When the workpiece 20 is put in place, the readings of the total thickness measuring meter 3, the inner spigot thickness measuring meter 6 and the ring groove position measuring meter 7 are observed to be compared with the process requirements, and whether the readings are qualified is judged.

4. And adjusting the coaxiality measuring instrument 4 of the outer circle and the inner hole in place.

5. And rotating the workpiece 20 for a circle, wherein the outer circle is always tightly attached to the two positioning claws 2 when the workpiece 20 rotates, and the readings of the outer circle inner hole coaxiality measuring meter 4 and the outer circle roundness measuring meter 5 are observed to see whether the process requirements are met.

The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a utensil is examined in ring gear is synthesized which characterized in that: including being used for placing the bottom plate of treating the work piece of waiting, the bottom plate level sets up and is equipped with two locating claws, two on it the locating claw interval sets up, be equipped with gross thickness measuring meter, excircle mesopore axiality measuring meter, excircle circularity measuring meter, interior tang thickness measuring meter and annular position measuring meter in the bottom plate respectively, wherein gross thickness measuring meter, excircle mesopore axiality measuring meter and excircle circularity measuring meter are located the outside of work piece and along the radial setting of work piece, interior tang thickness measuring meter and annular position measuring meter are located the inboard of work piece.

2. The gear ring comprehensive testing fixture of claim 1, characterized in that: the bottom plate is provided with a reversible gauge stand for mounting an excircle inner hole coaxiality measuring gauge, and the reversible gauge stand comprises an L-shaped fixing plate, a gauge clamp connecting rod and a locking handle;

the L-shaped fixing plate is fixed on the bottom plate through a bolt, a mounting hole is formed in one side, close to the workpiece, of the meter clamp connecting rod, a meter clamp is fixed to the top of the outer circle inner hole coaxiality measuring meter, the meter clamp is mounted in the mounting hole, and a core rod is fixedly arranged at one end, close to the L-shaped fixing plate, of the locking handle;

3. The gear ring comprehensive testing fixture of claim 2, characterized in that: the top of the meter clamp connecting rod is fixedly connected with an overturning rod inclined towards the workpiece, and one end, far away from the meter clamp connecting rod, of the overturning rod is fixedly provided with a spherical holding ball.

4. The gear ring comprehensive testing fixture of claim 1, characterized in that: the excircle roundness measuring gauge is a dial gauge.

5. The gear ring comprehensive testing fixture of claim 1, characterized in that: the outer circle inner hole coaxiality measuring meter, the total thickness measuring meter, the inner spigot thickness measuring meter and the ring groove position measuring meter are lever meters.

6. The gear ring comprehensive testing fixture of claim 1, characterized in that: the positioning claw is cylindrical, a bolt hole is formed in the center of the positioning claw, a bolt is arranged in the bolt hole, and the positioning claw is fixed on the bottom plate through the bolt.

7. The gear ring comprehensive testing fixture of claim 1, characterized in that: two first gauge seats and two second gauge seats of fixedly connected with on the bottom plate, total thickness measurement table and excircle circularity measuring meter install respectively on first gauge seat, interior tang thickness measurement table and annular position measuring meter install respectively on the second gauge seat.

8. The gear ring comprehensive testing fixture of claim 1, characterized in that: the bottom plate is a rectangular plate, and bottom plate legs are fixed to the lower surface of the bottom plate.