CN218169266U - Centering tool for inner gear ring of herringbone gear - Google Patents
Centering tool for inner gear ring of herringbone gear Download PDFInfo
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- CN218169266U CN218169266U CN202222607222.2U CN202222607222U CN218169266U CN 218169266 U CN218169266 U CN 218169266U CN 202222607222 U CN202222607222 U CN 202222607222U CN 218169266 U CN218169266 U CN 218169266U
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Abstract
The utility model relates to a herringbone gear ring centering tool, which comprises a gear sleeve, a supporting part and a base plate, wherein the supporting part is arranged on the base plate, and the upper part of the supporting part is used for abutting against the end surface of the gear sleeve so as to support the gear sleeve; herringbone teeth distributed in the circumferential direction are arranged on the outer side face of the gear sleeve and are used for being meshed with an inner gear ring to be centered; the backing plate is provided with a mounting hole around the supporting part for fixing the end part of the left-handed annular gear or the right-handed annular gear; compare and to accomplish the herringbone tooth ring gear centering among the prior art and need use the three-dimensional machine to detect, the cost is higher, and consuming time longer problem, the utility model discloses utilize this centering frock, can accomplish herringbone tooth ring gear centering operation, need not use the three-dimensional machine to detect, and frock simple structure, convenient operation are swift, have reduced manufacturing cost, and have improved production efficiency.
Description
Technical Field
The utility model relates to a gear machining technical field, concretely relates to herringbone tooth ring gear centering frock.
Background
In the coal mining process, a tunneling and anchoring machine is required to be used, and a cutting speed reducer in the tunneling and anchoring machine is used as a key part connected with a power transmission part, so that the machine plays a vital role in the stable operation process of the whole machine. As a main body of a heavy part and a power transmission part of the cutting speed reducer in the design and production processes, the machining of various gears takes a large proportion of time in the whole production process. Although the production process of common gears in China is relatively mature in recent years, the machining precision of the herringbone-tooth inner gear ring in the cutting speed reducer still cannot meet the satisfactory requirement, time and labor are wasted in the actual production process, and the main problem is concentrated on the centering problem of the herringbone-tooth inner gear ring in the machining process.
Specifically, the herringbone gear ring is generally formed by welding a left-handed ring gear and a right-handed ring gear, and the left-handed ring gear and the right-handed ring gear need to be centered before welding, namely, the left-handed ring gear and the right-handed ring gear are ensured to be aligned in the axial direction and the circumferential direction; and the detection consumes longer time, which is not beneficial to improving the production efficiency.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: aiming at the problems that a three-coordinate machine is required to be used for detecting when the herringbone gear inner gear ring is centered in the prior art, the cost is high, and the consumed time is long, a herringbone gear inner gear ring centering tool is provided.
In order to realize the purpose, the utility model discloses a technical scheme be:
a centering tool for an inner gear ring of a herringbone gear comprises a gear sleeve, a supporting part and a base plate, wherein the supporting part is arranged on the base plate, and the upper part of the supporting part is used for abutting against the end face of the gear sleeve so as to support the gear sleeve; the outer side surface of the gear sleeve is provided with herringbone teeth which are distributed circumferentially and used for being meshed with an inner gear ring to be centered; and the backing plate is provided with a mounting hole for fixing the end part of the left-handed annular gear or the right-handed annular gear around the supporting part.
Adopt aforementioned technical scheme the utility model provides an install the tip of levogyration ring gear (or dextrorotation ring gear) on the backing plate earlier, along axial screw in levogyration ring gear (or dextrorotation ring gear) with the levogyration tooth (or the dextrorotation tooth) of tooth cover again, at this moment, the supporting part just with the lower terminal surface butt of this tooth cover, overlap dextrorotation ring gear (or levogyration ring gear) on the dextrorotation tooth (or the levogyration tooth) of tooth cover along axial, at this moment, levogyration ring gear and dextrorotation ring gear cup joint respectively on the levogyration tooth and the dextrorotation tooth of tooth cover, the centering is accomplished to the two axial, and circumference also accomplishes centering formation herringbone tooth, centering operation is convenient and fast, compare and accomplish herringbone tooth ring gear centering in prior art and need use three-coordinate machine to detect, and the cost is higher, and the longer problem of consuming time, the utility model provides a centering frock can accomplish herringbone tooth ring gear centering operation, need not use three-coordinate machine to detect, and frock simple structure, convenient operation is swift, has reduced manufacturing cost, and has improved production efficiency.
Furthermore, the supporting part is a backing ring, the mounting holes are uniformly distributed around the circumference of the central shaft of the backing ring, the gear sleeve and the backing ring are coaxial, the supporting force of the gear sleeve on the backing ring is balanced, and the gear sleeve can be stably placed on the backing ring in the centering process.
Furthermore, a lantern ring is formed on the end face of the bottom of the gear sleeve, the gear sleeve can be sleeved on the upper portion of the backing ring through the lantern ring, and the gear sleeve is prevented from inclining in the centering process.
Furthermore, at least two groups of herringbone teeth which are uniformly distributed on the circumference are arranged on the outer side surface of the tooth sleeve; each group of herringbone teeth comprises at least two herringbone teeth which are arranged side by side in the circumferential direction, so that the gear sleeve is ensured to be tightly meshed with the inner gear ring, and the centering effect of the left-handed inner gear ring and the right-handed inner gear ring is ensured.
Furthermore, a lightening hole is formed between any two groups of herringbone teeth on the wall surface of the gear sleeve, so that the weight of the gear ring is reduced, the centering operation is convenient, and the centering effect of the left-handed inner gear ring and the right-handed inner gear ring can be observed through the lightening hole.
Furthermore, the lightening holes are rectangular, so that a worker can conveniently grab the gear sleeve by hands during centering operation.
Furthermore, the backing ring and the backing plate, the left-handed inner gear ring or the right-handed inner gear ring and the backing plate are connected through bolts, so that the connection is stable and reliable, and the disassembly and the assembly are rapid.
Compared with the prior art, the beneficial effects of the utility model are that: the centering operation of the herringbone gear inner gear ring can be completed through the centering tool, a three-coordinate machine is not needed for detection, the tool is simple in structure and convenient and fast to operate, the production cost is reduced, and the production efficiency is improved.
Description of the drawings:
fig. 1 is a sectional view of the utility model in use.
The labels in the figure are: 1-gear sleeve, 2-supporting part, 3-backing plate, 4-first bolt, 5-left-handed tooth, 6-right-handed tooth, 7-second bolt, 8-lantern ring, 01-left-handed inner gear ring and 02-right-handed inner gear ring.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
The embodiment provides a centering tool for a herringbone-tooth inner gear ring, which comprises a gear sleeve 1, a supporting part 2 and a base plate 3, wherein the supporting part 2 is arranged on the base plate 3, and the upper part of the supporting part is used for abutting against the end surface of the gear sleeve 1 so as to support the gear sleeve 1; the outer side surface of the gear sleeve 1 is provided with herringbone teeth which are distributed circumferentially and are used for being meshed with an inner gear ring to be centered; the backing plate 3 is provided with a mounting hole around the supporting part 2 for fixing the end part of the left-handed annular gear or the right-handed annular gear;
the supporting parts 2 are backing rings, and the mounting holes are uniformly distributed around the circumference of a central shaft of each backing ring;
a lantern ring 8 is formed on the end face of the bottom of the gear sleeve 1, and the gear sleeve 1 can be sleeved on the upper part of the backing ring through the lantern ring 8;
at least two groups of herringbone teeth which are uniformly distributed on the circumference are arranged on the outer side surface of the gear sleeve 1; each group of herringbone teeth comprises at least two herringbone teeth which are arranged side by side in the circumferential direction;
a lightening hole is formed between any two groups of herringbone teeth on the wall surface of the gear sleeve 1; the lightening holes are rectangular;
the backing ring is connected with the backing plate 3, and the left-handed inner gear ring or the right-handed inner gear ring is connected with the backing plate 3 through bolts; specifically, a flange at the bottom of the backing ring is provided with 6 first counter bores uniformly distributed on the circumference, 6 threaded holes are formed in corresponding positions on the backing plate 3, and the backing ring is connected with the backing plate 3 through 6 first bolts 4; 6 second counter bores are uniformly distributed on the circumference of the bottom surface of the backing plate 3 around the mounting hole of the backing ring, and the bottom end of the left-handed inner gear ring or the right-handed inner gear ring is fixed on the backing plate 3 through second bolts 7;
the centering method of the centering tool adopting the herringbone gear inner gear ring comprises the following steps:
step a: the end part of the left-handed inner gear ring 01 or the right-handed inner gear ring 02 is arranged on the backing plate 3 through a mounting hole;
in the embodiment, the right-handed annular gear 02 is mounted on the backing plate 3 through the second bolt 7;
step b: screwing the left-handed teeth of the gear sleeve 1 into the left-handed inner gear ring 01 along the axial direction, or screwing the right-handed teeth of the gear sleeve 1 into the right-handed inner gear ring 02 along the axial direction;
in the embodiment, the right-handed teeth of the gear sleeve 1 are axially screwed into the right-handed inner gear ring 02, the gear sleeve 8 of the gear sleeve 1 is kept sleeved on the upper part of the backing ring in the screwing process, and the right-handed teeth of the gear sleeve 1 are completely meshed with the inner teeth of the right-handed inner gear ring 02 when the backing ring is set to be abutted against the gear sleeve 1;
step c: the right-handed annular gear 02 is axially and rotatably sleeved on the right-handed teeth of the gear sleeve 1, or the left-handed annular gear 01 is axially and rotatably sleeved on the left-handed teeth of the gear sleeve 1;
in the embodiment, the left-handed inner gear ring 01 is axially and rotatably sleeved on the left-handed teeth of the gear sleeve 1, and at the moment, the left-handed inner gear ring 01 is abutted to the right-handed inner gear ring 02;
step d: drilling pin holes penetrating through the left-handed inner gear ring 01 and the right-handed inner gear ring 02 on the end surfaces of the two;
step e: the left-handed inner gear ring 01 and the right-handed inner gear ring 02 are dismounted from the tool;
step f: and a positioning pin shaft is arranged between the left-handed inner gear ring 01 and the right-handed inner gear ring 02 and is welded with the left-handed inner gear ring 01 and the right-handed inner gear ring.
By adopting the technical scheme, the utility model is provided with the gear sleeve 1 with herringbone teeth, and after the left-handed inner gear ring 01 and the right-handed inner gear ring 02 are respectively sleeved on the left-handed teeth and the right-handed teeth of the gear sleeve 1, the left-handed inner gear ring and the right-handed inner gear ring are axially centered and circumferentially centered to form the herringbone teeth; simultaneously, through setting up the fixed levogyration ring gear 01 of backing plate or dextrorotation ring gear 02, set up backing ring bed hedgehopping and support tooth cover 1, guarantee the convenient and fast of centering operation, compare and accomplish herringbone tooth ring gear centering in prior art and need use the three-dimensional machine to detect, the cost is higher, and consuming time longer problem, the utility model provides a herringbone tooth ring gear centering operation can be accomplished to the centering frock, need not use the three-dimensional machine to detect, and frock simple structure, convenient operation are swift, have reduced manufacturing cost, and have improved production efficiency.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not intended to limit the present invention, and any modifications, equivalents, improvements, etc. made within the spirit and principles of the present invention should be included within the scope of the present invention.
Claims (7)
1. The centering tool for the inner gear ring of the herringbone gear is characterized by comprising a gear sleeve (1), a supporting part (2) and a base plate (3), wherein the supporting part (2) is arranged on the base plate (3), and the upper part of the supporting part is used for abutting against the end face of the gear sleeve (1) so as to support the gear sleeve (1); the outer side surface of the gear sleeve (1) is provided with herringbone teeth which are distributed circumferentially and used for being meshed with an inner gear ring to be centered; and the backing plate (3) is provided with a mounting hole for fixing the end part of the left-handed inner gear ring or the right-handed inner gear ring around the supporting part (2).
2. The herringbone-tooth inner gear ring centering tool according to claim 1, wherein the supporting portion (2) is a backing ring, and the mounting holes are uniformly distributed around the circumference of a central shaft of the backing ring.
3. The herringbone-tooth inner gear ring centering tool according to claim 2, wherein a sleeve ring (8) is formed on the bottom end face of the gear sleeve (1), and the gear sleeve (1) can be sleeved on the upper portion of the backing ring through the sleeve ring (8).
4. The centering tool for the herringbone gear ring as claimed in claim 1, wherein at least two groups of herringbone teeth which are uniformly distributed circumferentially are arranged on the outer side surface of the gear sleeve (1); each group of herringbone teeth comprises at least two herringbone teeth which are circumferentially arranged side by side.
5. The centering tooling for inner gear rings with herringbone teeth as claimed in claim 4, wherein a lightening hole is formed between any two groups of herringbone teeth on the wall surface of the gear sleeve (1).
6. The herringbone gear inner gear ring centering tool according to claim 5, wherein the lightening hole is rectangular in shape.
7. The herringbone gear annular gear centering tool according to claim 2, wherein the backing ring and the backing plate (3) are connected through bolts, and the left-handed annular gear or the right-handed annular gear is connected with the backing plate (3) through bolts.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222607222.2U CN218169266U (en) | 2022-09-30 | 2022-09-30 | Centering tool for inner gear ring of herringbone gear |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222607222.2U CN218169266U (en) | 2022-09-30 | 2022-09-30 | Centering tool for inner gear ring of herringbone gear |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218169266U true CN218169266U (en) | 2022-12-30 |
Family
ID=84626095
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222607222.2U Active CN218169266U (en) | 2022-09-30 | 2022-09-30 | Centering tool for inner gear ring of herringbone gear |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218169266U (en) |
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2022
- 2022-09-30 CN CN202222607222.2U patent/CN218169266U/en active Active
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