CN214517996U - Hobbing clamp for high-speed shaft of speed reducer of pumping unit - Google Patents
Hobbing clamp for high-speed shaft of speed reducer of pumping unit Download PDFInfo
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- CN214517996U CN214517996U CN202023040783.6U CN202023040783U CN214517996U CN 214517996 U CN214517996 U CN 214517996U CN 202023040783 U CN202023040783 U CN 202023040783U CN 214517996 U CN214517996 U CN 214517996U
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- hobbing
- gear
- speed shaft
- hobbing tool
- tool sleeve
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Abstract
The utility model relates to a gear hobbing anchor clamps technical field especially relates to a gear hobbing anchor clamps for beam-pumping unit reduction gear high-speed shaft. Including gear hobbing frock seat, gear hobbing frock cover and gear hobbing machine top, gear hobbing frock seat is gone into to gear hobbing frock cover, is provided with three square groove on the gear hobbing frock cover, and one leads to the groove for the opening, and two are non-intercommunication grooves in addition, and non-intercommunication groove cell wall is apart from the hole face of gear hobbing frock cover, and three square groove is at circumferencial direction evenly distributed. And (4) the high-speed shaft is installed into the hobbing tool sleeve, and the tip of the hobbing machine is tightly propped against the center hole of the high-speed shaft. The hobbing tool sleeve and the hobbing tool seat are fixed through the three fastening bolts, the fastening bolts tightly push the hobbing tool sleeve, and the hobbing tool sleeve clamps the high-speed shaft to complete hobbing. The gear hobbing tool sleeve is not easy to deform when bearing large pressure by arranging the square groove on the gear hobbing tool sleeve.
Description
Technical Field
The utility model relates to a gear hobbing anchor clamps technical field especially relates to a gear hobbing anchor clamps for beam-pumping unit reduction gear high-speed shaft.
Background
The existing hobbing clamp, such as the hobbing clamp disclosed in chinese patent CN201320226282.8, is fixed on a hobbing machine tool, and comprises a base fixed on the hobbing machine tool, a taper sleeve fixed on the base, and a mandrel fixed in a taper sleeve hole, wherein a snake-belly sleeve, a flat washer, a cross washer, and a gland nut are sequentially sleeved on the mandrel, and the gland nut is in threaded fit with the mandrel to compress and fix the cross washer, the flat washer, and the snake-belly sleeve. The positioning precision is high, the hobbing machining precision is improved, the workpiece is very convenient and quick to mount and dismount, the auxiliary time for machining the workpiece is shortened, and the machining production efficiency is improved; the service life of the clamp is long; due to the adoption of the novel mandrel installation structure, the mandrel is very convenient to assemble and disassemble.
However, in the working process, the base and the taper sleeve are fixed through the screws, and the taper sleeve bears larger pressure and is easy to deform.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the problem among the prior art, provide an avoid gear hobbing frock cover because of the gear hobbing anchor clamps for beam-pumping unit reduction gear high-speed shaft that the extrusion warp.
The technical scheme of the utility model is that:
a hobbing clamp for a high-speed shaft of a reducer of an oil pumping unit comprises a hobbing tool seat 1, a hobbing tool sleeve 2 and a hobbing machine tip 7, wherein the hobbing machine tip 7 is fixedly connected with a machine tool. Hobbing tool cover 2 is located hobbing tool seat 1, hobbing tool cover 2 and hobbing tool seat 1 are fixed through tightly deciding bolt 3, 2 up end of hobbing tool cover is provided with three square groove, and one leads to groove 10 for the opening, and two are non-intercommunication groove 9 in addition, and non-intercommunication groove 9 cell wall is 4mm apart from the hole face of hobbing tool cover 2, and three square groove is at circumferencial direction evenly distributed. The gear hobbing tool sleeve is not easy to deform when bearing large pressure by arranging the square groove on the gear hobbing tool sleeve.
As an optimal technical scheme, the hobbing tool base 1 is provided with three threaded holes which are uniformly distributed in the circumferential direction, and the fastening bolts 3 are installed on the hobbing tool base 1 through the threaded holes. The high-speed shaft 6 is arranged in the hobbing tool sleeve 2, the hobbing tool sleeve 2 is arranged in the hobbing tool seat 1, and the three fastening bolts 3 form three clamping points, so that the hobbing tool seat 1, the hobbing tool sleeve 2 and the high-speed shaft 6 are more firmly fixed, and cannot deform due to overlarge local stress.
As a preferred technical scheme, the hobbing tool base 1 is installed on a hobbing machine workbench 8 through an installation bolt 4. The gear hobbing tool base is stably and firmly arranged on the gear hobbing machine workbench.
The beneficial effects of the utility model are that gear hobbing frock cover can bear great pressure, non-deformable.
Drawings
FIG. 1 is a front view of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 is a schematic view of the structure of the working state of the present invention;
wherein: 1. the gear hobbing tool comprises a gear hobbing tool seat, 2, a gear hobbing tool sleeve, 3, a fastening bolt, 4 mounting bolts, 5, nuts, 6, a high-speed shaft, 7, a gear hobbing machine tip, 8, a gear hobbing machine workbench, 9, a non-communicating groove, 10 and an open through groove.
Detailed Description
In order to make the technical means, technical features, utility model purpose and technological effect of the utility model easily understand and understand, combine specific figure below, further explain the utility model.
The first embodiment is as follows:
as shown in fig. 1 and 2, they are a front view and a top view of the present invention.
The gear hobbing machine center 7 is fixedly connected with a machine tool. The hobbing tool seat 1 and the hobbing tool sleeve 2 are matched for use, the bottom surface and the upper end surface of the hobbing tool seat 1 guarantee parallelism through a flat grinding process, and the hobbing tool seat 1 is installed on a hobbing machine workbench 8 through an installation bolt 4 and a nut 5. The hobbing tool base 1 is provided with three threaded holes, the three threaded holes are evenly distributed in the circumferential direction, and the three fastening bolts 3 are installed on the hobbing tool base 1 through the threaded holes. The hobbing tool sleeve 2 is located in the hobbing tool seat 1 and is fixed through the fastening bolt 3, the hobbing tool seat 1 and the hobbing tool sleeve 2 are in clearance fit with H7/d8, the hardness requirement of thermal treatment of the hobbing tool sleeve 2 is HRC42-48, the parallelism of the upper end surface and the lower end surface of the hobbing tool sleeve 2 is guaranteed through a flat grinding process, three square grooves are uniformly arranged in the circumferential direction of the hobbing tool sleeve 2, one square groove is an open through groove 10, the other two square grooves are non-communicating grooves 9, the groove wall of each non-communicating groove 9 is 4mm away from the inner hole surface of the hobbing tool sleeve 2, and the hobbing tool sleeve 2 is guaranteed not to deform when bearing certain pressure.
The working process is as follows: as shown in fig. 3, it is a schematic view of the working state structure of the present invention.
The hobbing tool seat 1 is arranged on a hobbing machine workbench 8 through a mounting bolt 4 and a nut 5. And (3) aligning an inner hole, installing the hobbing tool sleeve 2 into the hobbing tool seat 1, aligning the jump of the upper end face of the pull gauge within 0.03mm, installing the high-speed shaft 6 into the hobbing tool sleeve 2, selecting D8/h7 clearance fit between the hobbing tool sleeve 2 and the high-speed shaft 6, and tightly pushing a center hole of the high-speed shaft 6 by a hobbing machine tip 7. The hobbing tool sleeve 2 and the hobbing tool seat 1 are fixed through the three fastening bolts 3, the fastening bolts 3 tightly push the hobbing tool sleeve 2, the hobbing tool sleeve 2 tightly clamps the high-speed shaft 6, the upper bearing position and the lower bearing position of the high-speed shaft 6 are aligned by a pull meter and jump within 0.03mm, and hobbing is completed. In the batch production process, only need slightly loosen three tight set bolt 3 with the spanner when dismantling the work piece, hang out high-speed shaft 6, because of the fit clearance between hobbing tool holder 1 and hobbing tool sleeve 2, the fit clearance between hobbing tool sleeve 2 and the high-speed shaft 6 is all less, can be rapidly with 6 lower part centers of high-speed shaft controllable location to the less within range at hobbing fixture center when high-speed shaft 6 loads into, 6 centre holes of high-speed shaft controllable location to the less within range at the top 7 center of hobbing machine, reduce alignment time, improve production efficiency.
In summary, the preferred embodiments of the present invention are only described, and the scope of the present invention is not limited thereto. All equivalent changes and modifications made according to the content of the claims of the present invention shall fall within the technical scope of the present invention.
Claims (6)
1. The utility model provides a hobbing clamp for beam-pumping unit reduction gear high-speed shaft which characterized in that: the fixture comprises a hobbing tool seat (1), a hobbing tool sleeve (2) and a hobbing machine tip (7), wherein the hobbing tool sleeve (2) is located in the hobbing tool seat (1), the hobbing tool sleeve (2) and the hobbing tool seat (1) are fixed through a fastening bolt (3), a plurality of square grooves are formed in the upper end face of the hobbing tool sleeve (2), and the hobbing machine tip (7) is fixedly connected with a machine tool.
2. The hobbing clamp for the high-speed shaft of the pumping unit speed reducer, according to claim 1, is characterized in that: the upper end face of the gear hobbing tool sleeve (2) is provided with three square grooves which are uniformly distributed in the circumferential direction.
3. The hobbing clamp for the high-speed shaft of the pumping unit speed reducer, according to claim 2, is characterized in that: three square grooves on the upper end face of the hobbing tool sleeve (2), one square groove is an open through groove (10), and the other two square grooves are non-communicating grooves (9).
4. The hobbing clamp for the high-speed shaft of the pumping unit speed reducer according to claim 3, characterized in that: the distance between the groove wall of the non-communicating groove (9) and the inner hole surface of the hobbing tool sleeve (2) is 4 mm.
5. The hobbing clamp for the high-speed shaft of the pumping unit speed reducer, according to claim 2, is characterized in that: the hobbing tool base is characterized in that three threaded holes are formed in the hobbing tool base (1), the three threaded holes are evenly distributed in the circumferential direction, and the fastening bolt (3) is installed on the hobbing tool base (1) through the threaded holes.
6. The hobbing clamp for the high-speed shaft of the pumping unit reducer according to any one of claims 1 to 4, wherein: the gear hobbing tool base (1) is installed on a gear hobbing machine workbench (8) through an installation bolt (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023040783.6U CN214517996U (en) | 2020-12-17 | 2020-12-17 | Hobbing clamp for high-speed shaft of speed reducer of pumping unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023040783.6U CN214517996U (en) | 2020-12-17 | 2020-12-17 | Hobbing clamp for high-speed shaft of speed reducer of pumping unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214517996U true CN214517996U (en) | 2021-10-29 |
Family
ID=78294416
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023040783.6U Active CN214517996U (en) | 2020-12-17 | 2020-12-17 | Hobbing clamp for high-speed shaft of speed reducer of pumping unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214517996U (en) |
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2020
- 2020-12-17 CN CN202023040783.6U patent/CN214517996U/en active Active
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