CN211924076U - Reverse shaft hob cutter shaft on 14-inch vertical hole bearing ball mounting structure - Google Patents
Reverse shaft hob cutter shaft on 14-inch vertical hole bearing ball mounting structure Download PDFInfo
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- CN211924076U CN211924076U CN202020146423.5U CN202020146423U CN211924076U CN 211924076 U CN211924076 U CN 211924076U CN 202020146423 U CN202020146423 U CN 202020146423U CN 211924076 U CN211924076 U CN 211924076U
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Abstract
The utility model relates to a 14 cun raise-shaft hobbing cutter field, concretely relates to raise-shaft hobbing cutter arbor on 14 cun vertical hole bearing ball mounting structure, it includes the arbor body, the left and right sides of arbor body is provided with major part end cover installation step and minor-end cover installation step respectively, the right side of major part end cover installation step is provided with roller installation department A, roller installation department A with be provided with the ball roll table on the arbor body of position between the roller installation department B, the utility model discloses a raise-shaft hobbing cutter arbor passes through the setting of the perpendicular hole of arbor axle center drilling vertical hole and the ball roll table vertical hole that is linked together rather than, makes the utility model discloses wholly having the manufacturing procedure few in carrying out machining, the simple and high yield characteristics of processing technology process.
Description
Technical Field
The utility model relates to a 14 cun raise-shaft hob field, concretely relates to raise-shaft hob arbor on 14 cun vertical hole bearing ball mounting structure.
Background
The raise boring machine drives the hydraulic motor via the motor, the hydraulic motor drives the water tap and transmits the torque to the drilling tool system via hydraulic power to drive the drill rod and the bit to rotate, and the hob on the guide hole bit or the expanding bit rolls or slides slightly along the rock working surface in the well bottom under the action of the drilling pressure. Meanwhile, axial pulling and pressure generated by the oil cylinder of the main engine also act on the pilot hole drill bit or the expanding drill bit through the power head and the drill rod, so that a hob of the pilot hole drill bit rolls under the action of drilling pressure to generate impact load, and hob teeth generate impact, extrusion and shearing actions on rocks to crush the rocks. The anti-well hobbing cutter is the hobbing cutter that uses among the current anti-well drilling machine, and anti-well hobbing cutter arbor (like the hobbing cutter arbor in the anti-well hobbing cutter structure in patent number CN 201621299513.8) is in the course of working, for satisfying the requirement of engineering application, need carry out heat treatment to the arbor, the arbor hardness increase after the heat treatment, the processing degree of difficulty sharply increases (because the special operational environment of anti-well hobbing cutter arbor, need process installation thrust bearing required more step isotructure on the anti-well hobbing cutter arbor, the manufacturing procedure is many and the process is more complicated), arbor machine shaping inefficiency and later stage assembly are comparatively troublesome.
Disclosure of Invention
In order to solve the problems of multiple processing procedures, complex technical process, low addition efficiency of a cutter shaft machine and troublesome later assembly in the processing process of the existing reverse well cutter shaft, the utility model provides a reverse well cutter shaft on a 14-inch vertical hole bearing ball mounting structure, which comprises a cutter shaft body, wherein the left side and the right side of the cutter shaft body are respectively provided with a big end cover mounting step and a small end cover mounting step, the right side of the big end cover mounting step is provided with a roller mounting part A, the left side of the small end cover mounting step is provided with a roller mounting part B, a ball roller table is arranged on the cutter shaft body between the roller mounting part A and the roller mounting part B, a cutter shaft center drilling vertical hole is arranged in the cutter shaft body, and a ball roller table vertical hole communicated with the cutter shaft center drilling vertical hole is arranged at the lower part of the cutter shaft center drilling vertical hole, the central line of the vertical hole of the ball roller way and the central line of the cutter shaft form a fixed included angle;
the central line of the vertical hole of the ball roller way is coplanar with the central line of the cutter shaft body;
the diameter of the vertical hole of the ball roller way is 33 mm;
the included angle formed by the central line of the vertical hole of the ball roller way and the central line of the cutter shaft body is 90 degrees;
further, a 14-inch vertical hole bearing ball mounting structure comprises the cutter shaft body, a big end cover, a cutter body, a roller I, a ball, a roller II, a floating seal ring, a small end cover, a straight-through type pressure injection oil cup, a fixing pin I, a fixing pin II and a fixing pin III, wherein the cutter body is mounted outside the cutter shaft body, the roller I is mounted between a roller mounting part A on the cutter shaft body and the cutter body, the roller II is mounted between a roller mounting part B on the cutter shaft body and the cutter body, the ball is mounted between a ball roller table on the cutter shaft body and the cutter body, the fixing pin I and the fixing pin II are mounted in a ball roller table vertical hole on the cutter shaft body and are connected with the ball roller table vertical hole, the big end cover is mounted on a step of the cutter shaft body and locks the floating seal ring between the big end cover and the cutter body, the small end cover is arranged on a small end cover mounting step on the cutter shaft body, the floating seal ring is locked between the small end cover and the cutter body, and a fixing pin III and a straight-through type pressure injection oil cup are arranged in a vertical hole drilled in the axis of the cutter shaft on the cutter shaft body;
furthermore, the floating seal ring can be a common seal ring structure on the market;
the utility model has the advantages that: the utility model discloses overall structure designs the science, the utility model discloses an anti-well hobbing cutter arbor passes through the arbor axle center and bores the vertical hole and rather than the setting of the ball roll table vertical hole that is linked together, makes the utility model discloses it is whole to have the manufacturing procedure few carrying out machining process, and the processing technology process is simple and the characteristics that the processing yield is high, moreover, the utility model discloses later stage assembly is simple and convenient, the production machining efficiency of 14 very big improvement anti-well hobbing cutters.
Drawings
FIG. 1 is a schematic structural view of a reverse well hob shaft of the present invention;
FIG. 2 is a schematic view of the installation structure of a reverse well hob utilizing the reverse well hob shaft of the present invention;
the reference numbers in the figures are: 1-cutter shaft body, 2-big end cover, 3-cutter body, 4-roller I, 5-ball, 6-roller II, 7-floating seal ring, 8-small end cover, 9-straight-through type pressure injection oil cup, 10-fixed pin I, 11-fixed pin II, 12-fixed pin III, 13-big end cover mounting step, 14-small end cover mounting step, 15-roller mounting part A, 16-roller mounting part B, 17-ball roller way, 18-cutter shaft axis drilling vertical hole and 19-ball roller way vertical hole.
Detailed Description
The core of the utility model is to provide a be applied to anti-well hobbing cutter arbor on 14 cun vertical hole bearing ball mounting structure, it can be through set up the arbor axle center on arbor body 1 and bore vertical hole 18 and rather than the ball roll table vertical hole 19 that is linked together, makes the utility model discloses wholly having when carrying out machining, the manufacturing procedure is few, and the simple and high characteristics of processing yield of processing technology process for make this technical field's personnel understand better the utility model discloses a technical scheme, it is right with concrete embodiment mode to combine the description drawing below the utility model discloses do further detailed description, it needs to explain, is called "being fixed in" or "setting up in" another component when the component, it can be directly or indirectly on another component. When an element is referred to as being "connected to" another element, it can be directly or indirectly connected to the other element. The terms "left" and "right" used in this specification to denote orientation are used with reference to a particular structure shown in the drawings, and do not constitute a limitation on the structure.
Specific example 1: as shown in the attached drawings 1 and 2 of the specification, the anti-well hobbing cutter shaft on a 14-inch vertical hole bearing ball mounting structure mainly comprises a cutter shaft body 1, wherein the left side and the right side of the cutter shaft body 1 are respectively provided with a large end cover mounting step 13 for mounting a large end cover 2 and a small end cover mounting step 14 for mounting a small end cover 8, the right side of the large end cover mounting step 13 is provided with a roller mounting part A15 for mounting a roller I4, the left side of the small end cover mounting step 14 is provided with a roller mounting part B16 for mounting a roller II6, the straight-through cutter shaft body 1 between the roller mounting part A15 and the roller mounting part B16 is provided with a ball roller table 17 for rolling the ball 5, the ball roller table 17 is internally provided with the cutter shaft, the cutter shaft body 1 is internally provided with a vertical hole 18 of an axial center drill, and the straight-through cutter shaft drill hole 18 can be internally provided with a fixing pin III12 and a pressure injection, the lower part of a vertical hole 18 drilled at the axis of the cutter shaft is provided with a ball roller way vertical hole 19 communicated with the vertical hole, a fixing pin I10 and a fixing pin II11 can be arranged in the ball roller way vertical hole 19, the central line of the ball roller way vertical hole 19 forms an included angle of 90 degrees with the central line of the cutter shaft, the diameter of the ball roller way vertical hole can be processed to be 33mm during specific processing, when the cutter shaft is used specifically, a straight-through type pressure injection oil cup 9 is an existing product, a cutter body 3 is arranged outside the cutter shaft body 1, a roller I4 is arranged between a roller mounting part A15 on the cutter shaft body 1 and the cutter body 3, a roller II6 is arranged between a roller mounting part 16 on the cutter shaft body 1 and the cutter body 3, a ball 5 is arranged between a ball roller way 17 on the cutter shaft body 1 and the cutter body 3, and a fixing pin I10 and a fixing, the big end cover 2 is arranged on a big end cover mounting step 13 on the cutter shaft body 1 and locks the floating seal ring 7 between the big end cover 2 and the cutter body 3, the small end cover 8 is arranged on a small end cover mounting step 14 on the cutter shaft body 1 and locks the floating seal ring 7 between the small end cover 8 and the cutter body 3, as shown in the attached figure 2 in the specification, the oil can be injected into a cavity between a ball roller table 17 where balls 6 are located and the cutter body 3 through a ball roller table vertical hole 19, the processing process of the cutter shaft body 1 mainly comprises the following steps, and a blank bar is forged according to the size specification of the reverse well hobbing cutter shaft in the first step; secondly, processing the bar stock into a semi-finished product; thirdly, carrying out surface treatment on the semi-finished product by proper heat treatment; and fourthly, mechanically finishing the oil passing holes (namely a vertical hole 18 drilled on the axis of the cutter shaft and a vertical hole 19 of the ball roller table communicated with the cutter shaft) according to the technical requirements of drawings, and finishing after the inspection is qualified.
The foregoing illustrates and describes the principles, general features, and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention.
Claims (5)
1. The utility model provides a 14 anti-well hobbing cutter arbor on cun vertical hole bearing ball mounting structure, a serial communication port, including the arbor body, the left and right sides of arbor body is provided with big end cover installation step and microcephaly end cover installation step respectively, the right side of big end cover installation step is provided with roller installation department A, the left side of microcephaly end cover installation step is provided with roller installation department B, roller installation department A with be provided with the ball roll table on the arbor body of position between the roller installation department B, this internal arbor axle center that is provided with of arbor bore vertical hole the lower part that the arbor axle center bored vertical hole is provided with the ball roll table vertical hole rather than being linked together, the central line of ball roll table vertical hole form a fixed contained angle with the arbor central line.
2. The reverse-well hob arbor shaft for a 14 "vertical bore bearing ball mounting structure according to claim 1, wherein the centerline of the vertical bore of the ball roller table is coplanar with the centerline of the arbor shaft body.
3. The reverse hob cutter shaft on a 14-inch vertical hole bearing ball mounting structure according to claim 1, wherein the diameter of the vertical hole of the ball roller table is 33 mm.
4. The reverse-well hobbing cutter shaft for the 14-inch vertical hole bearing ball mounting structure according to claim 1, wherein an included angle formed by a center line of a vertical hole of the ball roller table and a center line of the cutter shaft body is 90 °.
5. A14-inch vertical hole bearing ball mounting structure is characterized by comprising a cutter shaft body, a big end cover, a cutter body, a roller I, a ball, a roller II, a floating seal ring, a small end cover, a straight-through type pressure injection oil cup, a fixing pin I, a fixing pin II and a fixing pin III, wherein the cutter body is mounted outside the cutter shaft body, the roller I is mounted between a roller mounting part A on the cutter shaft body and the cutter body, the roller II is mounted between a roller mounting part B on the cutter shaft body and the cutter body, the ball is mounted between a ball roller table on the cutter shaft body and the cutter body, the fixing pin I and the fixing pin II are mounted in the ball roller table vertical hole on the cutter shaft body and are connected with the ball roller table vertical hole, the big end cover is mounted on a big end cover mounting step on the cutter shaft body and locks the floating seal ring between the big end cover and the, the small end cover is arranged on a small end cover mounting step on the cutter shaft body and locks the floating seal ring between the small end cover and the cutter body, and a fixing pin III and a straight-through type pressure injection oil cup are arranged in a vertical hole drilled in the axis of the cutter shaft on the cutter shaft body.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020146423.5U CN211924076U (en) | 2020-01-12 | 2020-01-12 | Reverse shaft hob cutter shaft on 14-inch vertical hole bearing ball mounting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020146423.5U CN211924076U (en) | 2020-01-12 | 2020-01-12 | Reverse shaft hob cutter shaft on 14-inch vertical hole bearing ball mounting structure |
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| Publication Number | Publication Date |
|---|---|
| CN211924076U true CN211924076U (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020146423.5U Active CN211924076U (en) | 2020-01-12 | 2020-01-12 | Reverse shaft hob cutter shaft on 14-inch vertical hole bearing ball mounting structure |
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| CN (1) | CN211924076U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023039779A1 (en) * | 2021-09-16 | 2023-03-23 | 深圳市摆渡微电子有限公司 | Wear-resistant cutter wheel |
-
2020
- 2020-01-12 CN CN202020146423.5U patent/CN211924076U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023039779A1 (en) * | 2021-09-16 | 2023-03-23 | 深圳市摆渡微电子有限公司 | Wear-resistant cutter wheel |
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