CN212419707U - Hole machining assembly - Google Patents
Hole machining assembly Download PDFInfo
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- CN212419707U CN212419707U CN202020248619.5U CN202020248619U CN212419707U CN 212419707 U CN212419707 U CN 212419707U CN 202020248619 U CN202020248619 U CN 202020248619U CN 212419707 U CN212419707 U CN 212419707U
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Abstract
The utility model discloses a hole processing subassembly relates to machining technical field, and its technical scheme main points are: the hole machining assembly comprises a driving part, the hole machining assembly comprises a shell, a transmission gear set and an output shaft, the shell is provided with an opening, the opening is communicated with an inner cavity, the transmission gear set is arranged in the inner cavity, the output end of the driving part penetrates through the shell and is connected with the transmission gear set, the output shaft comprises a lifting shaft and a fixed shaft, the lifting shaft is parallel to the fixed shaft, the lifting shaft and the fixed shaft extend into the inner cavity and are connected with the transmission gear set, the lower end of the lifting shaft is detachably connected with a first drill bit, and the lower end of the fixed shaft is detachably provided with a second drill bit. The length of the telescopic shaft is adjustable, so that the vertical height difference of the first drill bit and the second drill bit is matched with holes to be machined, which are adjacent to each other and have different hole depths, on a part to be machined, the distance between the fixed shaft and the telescopic shaft is fixed, two adjacent holes with different depths are machined at a time, the number of times of positioning machining is reduced, and the machining precision of the hole distance between the adjacent holes with different depths is effectively improved.
Description
Technical Field
The utility model relates to the technical field of machining, in particular to hole machining subassembly.
Background
In the spot facing work processes such as drilling, tapping among the machining, often need use axle type processing cutter, because the cutter single only can process a hole, lead to the efficiency of processing in the unit interval lower.
At present, Chinese patent with publication number CN202763109U discloses a special machine for porous processing, which comprises a bracket, a motor, a gear box and a multi-axis device; a plurality of drill bits are arranged downwards on the multi-axis device; the motor is axially connected with a gear box, and the gear box is connected with the multi-axis device and drives the drill bit to rotate; the positions of the drill bits arranged downwards of the multi-axis device are respectively arranged according to the positions of the drill holes of the components to be drilled. The multi-axis machine is driven by a motor and drives a plurality of drill bits to rotate; the drill bit positions of the multi-axis device which are arranged downwards are respectively arranged according to the positions of the drill holes of the components to be drilled, so that the drill holes of a plurality of different positions of the components to be drilled can be formed by one-step processing.
The problems existing in the scheme are as follows: the multi-axis device is only suitable for processing holes with the same depth, holes with different processing depths are often needed in some non-standard parts, when some adjacent holes with different hole depths are processed, a cutter is often needed to be replaced for multiple times of processing, positioning errors are easy to occur in multiple times of positioning processing processes, the processing precision between the holes is difficult to control, and the processing efficiency is low.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a hole processing subassembly, it has the different hole interval precision high advantage of adjacent and degree of depth.
The above technical purpose of the present invention can be achieved by the following technical solutions: the utility model provides a spot facing work subassembly, includes drive part, the spot facing work subassembly includes shell, drive gear group and output shaft, the shell has the opening, the opening intercommunication has the inner chamber, drive gear group sets up in the inner chamber, drive part's output run through the shell and with drive gear group links, the output shaft includes the axle that contracts and fixed axle, just the axle that contracts and fixed axle parallel, the axle that contracts and fixed axle all stretch into in the inner chamber with drive gear group links, the lower extreme of the axle that contracts of ascending can be dismantled and be connected with drill bit one, the lower extreme of fixed axle can be dismantled has drill bit two.
According to the technical scheme, the transmission gear set is arranged in the inner cavity, the driving part provides power for the transmission gear set, the transmission gear set acts on the fixed shaft and the lifting and contracting shaft, the fixed shaft and the lifting and contracting shaft respectively drive the first drill bit and the second drill bit to rotate, the length of the lifting and contracting shaft is adjusted, the vertical height difference of the first drill bit and the second drill bit is matched with holes to be machined, which are adjacent to each other and have different hole depths, of a part to be machined, the first drill bit and the second drill bit are controlled to integrally move towards the part to be machined, the part to be machined is machined, the distance between the fixed shaft and the lifting and contracting shaft is fixed, at least two adjacent holes with different depths can be machined at a single time, the number of times of positioning machining is reduced, the hole machining efficiency is improved, and the machining precision.
Preferably, the shell opening part is provided with a mounting seat capable of covering the shell opening, the mounting seat is connected with the shell through a connecting rod, and the connecting rod is provided with a plurality of gears and supplies the transmission gear set to be mounted.
Through above-mentioned technical scheme, set up a plurality of connecting rods on the mount pad, the connecting rod provides the installation for drive gear group, and the connecting rod is connected mount pad and shell simultaneously, has improved the leakproofness of drive gear group, avoids drive gear group to receive external disturbance.
Preferably, the telescopic shaft comprises a spline shaft and a spline housing, the upper end of the spline shaft is connected with the transmission gear set, the upper end of the spline housing is connected with the lower end of the spline shaft in a sliding mode and is fixedly connected with the lower end of the spline shaft through a positioning part, and the lower end of the spline housing is detachably connected with the first drill bit.
Through above-mentioned technical scheme, the axle that contracts that rises adopts spline housing and integral key shaft to cooperate, and the rotation of control drill bit two, spline housing slide in the integral key shaft outer wall, and after sliding to the predetermined position of spline housing, through the location portion with spline housing and integral key shaft fixed mutually, realize that spline housing takes place to stretch out and draw back for the integral key shaft to change the height of drill bit one.
Preferably, the positioning portion comprises a positioning hole and a plurality of adjusting holes, the positioning hole is formed in the side wall of the spline shaft, the adjusting holes are arranged in a plurality of numbers, the adjusting holes are formed in the side wall of the spline sleeve along the length direction of the spline sleeve, the adjusting holes can be communicated with the positioning hole, and a positioning bolt is arranged in the positioning hole.
Through above-mentioned technical scheme, a plurality of regulation holes have been seted up to the lateral wall of spline housing, and the spline housing slides along the length direction of integral key shaft, inserts positioning bolt in regulation hole and the locating hole after regulation hole and the locating hole intercommunication, and the reality spline housing is fixed with the relative of integral key shaft.
Preferably, the mounting base is provided with a first through hole and a second through hole, the first through hole is used for the first spline shaft to pass through, and the second through hole is used for the fixed shaft to pass through; a first concentric ring is sleeved on the spline shaft and is positioned in the first through hole; and a second concentric ring is sleeved on the fixed shaft and is positioned in the second through hole.
Through the technical scheme, the fixed shaft and the lifting shaft extend out of the inner cavity, and the spline shaft is sleeved with the concentric ring I, so that the friction force generated between the spline shaft and the mounting seat in the rotating process is reduced; the concentric ring two that the cover was established on the dead axle periphery wall has reduced the dead axle and has rotated the frictional force that the in-process produced with the mount pad, and the concentricity when concentric ring one and concentric ring two has increased spline shaft and dead axle rotation respectively simultaneously sets up.
Preferably, the number of the first concentric ring and the second concentric ring is a plurality, the first concentric ring and the second concentric ring are superposed and are located in the first through hole, and the second concentric ring are superposed and are located in the second through hole.
Through above-mentioned technical scheme, the setting of a plurality of concentric rings one and concentric ring two has further improved the pivoted concentricity of integral key shaft and dead axle, improves the machining precision in hole.
Preferably, the transmission gear set comprises a first gear set and a second gear set, the first gear set comprises an odd number of first duplicate gears, the second gear set comprises an odd number of second duplicate gears, the first gear set connects the driving part with the spline shaft gear, and the second gear set connects the driving part with the fixed shaft gear.
Through the technical scheme, the gear set I and the gear set II respectively control the spline shaft and the fixed shaft to rotate, the drill bit I and the drill bit II are standard parts, namely drill edges of the drill bit I and the drill bit II are clockwise arranged, only one output shaft of the driving part is arranged, the number of the duplicate gear I and the number of the duplicate gear II are odd numbers, the spline shaft and the fixed shaft are respectively connected with the output shaft of the driving part through the duplicate gear I and the duplicate gear II, the output shaft of the driving part can drive the drill bit I and the drill bit II to rotate in the same direction, and therefore holes to be machined are machined.
Preferably, the drive member comprises an electric motor.
Through above-mentioned technical scheme, adopt the motor as drive assembly, it is comparatively convenient to draw materials.
Drawings
FIG. 1 is a schematic diagram of an explosive structure according to an embodiment;
FIG. 2 is a schematic diagram of an exploded structure of the bottom of the embodiment;
FIG. 3 is a partially exploded view of the drive gear set and the telescoping shaft of the embodiment;
FIG. 4 is a top schematic view of the base and drive gear set of the embodiment;
FIG. 5 is a top schematic view of another embodiment of a base and drive gear set (omitting the gears on the output shaft of the drive member of FIG. 4);
FIG. 6 is a schematic top view of another embodiment of the base and drive gear set (omitting the telescopic shaft and the fixed shaft of FIG. 5);
FIG. 7 is a schematic diagram of the assembled structure of the embodiment.
Reference numerals: 1. a housing; 11. an opening; 12. an inner cavity; 2. a drive gear set; 21. a first gear set; 211. a first duplicate gear; 22. a second gear set; 221. a second duplicate gear; 3. an output shaft; 31. a lifting shaft; 311. a spline shaft; 3111. a first concentric ring; 312. a spline housing; 32. fixing a shaft; 321. a concentric ring II; 4. a mounting seat; 41. a first through hole; 42. a second through hole; 5. a connecting rod; 6. a positioning part; 61. positioning holes; 62. an adjustment hole; 63. positioning the bolt; 7. a drive member; 8. and (4) a clamping head.
Detailed Description
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention.
The present invention will be described in further detail with reference to the accompanying drawings.
A hole machining assembly, as shown in fig. 1 to 7, comprises a driving part 7, preferably the driving part 7 comprises a motor, and the driving part 7 may also be another rotary driving member.
The hole machining assembly further comprises a shell 1, a transmission gear set 2, an output shaft 3 and a mounting seat 4, the shell 1 is provided with an opening 11, the opening 11 is communicated with an inner cavity 12, a plurality of connecting rods 5 are distributed in the middle of the inner cavity 12 at intervals in an annular mode, the transmission gear set 2 is arranged on the connecting rods 5, the mounting seat 4 is arranged at the opening 11 of the shell 1 and can cover the opening 11 of the shell 1, and two ends of the connecting rods 5 are fixedly connected with the mounting seat 4 and the shell 1 respectively;
the output end of the driving part 7 penetrates through the shell 1 and is connected with the transmission gear set 2, the output shaft 3 comprises a lifting shaft 31 and a fixed shaft 32, the lifting shaft 31 is parallel to the fixed shaft 32, the lifting shaft 31 and the fixed shaft 32 both extend into the inner cavity 12 and are connected with the transmission gear set 2, the lower end of the lifting shaft 31 is detachably connected with a first drill bit through a chuck 8, the lower end of the fixed shaft 32 is detachably provided with a second drill bit through the chuck 8, and the first drill bit and the second drill bit can be common drill bits.
Preferably, the telescopic shaft 31 includes a spline shaft 311 and a spline housing 312, the upper end of the spline shaft 311 is connected to the transmission gear set 2, the upper end of the spline housing 312 is slidably connected to the lower end of the spline shaft 311 and is fixedly connected to the spline shaft through the positioning portion 6, and the lower end of the spline housing 312 is detachably connected to the first drill bit.
The mounting seat 4 is provided with a first through hole 41 and a second through hole 42, the first through hole 41 is used for the first spline shaft 311 to pass through, and the second through hole 42 is used for the fixed shaft 32 to pass through; the spline shaft 311 is sleeved with a first concentric ring 3111, and the outer wall of the first concentric ring 3111 abuts against the inner wall of the first through hole 41; the fixed shaft 32 is sleeved with a second concentric ring 321, the outer wall of the second concentric ring 321 abuts against the inner wall of the second through hole 42, and the first concentric ring 3111 and the second concentric ring 321 both adopt bearings.
Preferably, the number of the first concentric ring 3111 and the second concentric ring 321 is several, the first concentric rings 3111 are stacked and located in the first through hole 41, and the second concentric rings 321 are stacked and located in the second through hole 42.
The transmission gear set 2 comprises a first gear set 21 and a second gear set 22, the first gear set 21 and the second gear set 22 are symmetrically distributed in the inner cavity 12, the first gear set 21 and the second gear set 22 both adopt odd numbers of duplicate gears, preferably, the first gear set 21 is provided with three duplicate gears 211 capable of being meshed, the first gear set 21 is rotatably connected to the peripheral walls of the connecting rods 5, and the first gear set 21 is connected between the driving part 7 and the spline shaft 311; the second gear set 22 is provided with three duplicate gears 221 capable of being meshed with each other, the second gear set 22 is rotatably connected to the outer peripheral walls of the connecting rods 5, and the second gear set 22 is in gear connection between the driving part 7 and the fixed shaft 32, so that the spline shaft 311 and the fixed shaft 32 can rotate in the same direction.
The working principle of the hole machining assembly is as follows:
the machining process of the hole comprises the following steps: the spline sleeve 312 slides on the outer wall of the spline shaft 311, the vertical height of the first drill bit is adjusted according to the depth of the hole to be processed, so that the drill bit corresponds to the hole to be processed with a deeper depth, the spline sleeve and the spline shaft 311 are fixed by the positioning bolt 63, and the second drill bit corresponds to the hole to be processed with a shallower depth; the first driving gear set 21 and the second driving gear set 22 of the driving part 7 rotate simultaneously, the first driving gear set 21 drives the spline shaft 311 to rotate, the first three duplicate gears 211 connect the driving part 7 with the spline shaft 311, the second driving gear set 22 drives the fixed shaft 32 to rotate, the second three duplicate gears 221 connect the driving part 7 with the spline shaft 311, the rotating directions of the spline shaft 311 and the fixed shaft 32 are the same as the rotating direction of the output shaft 3 of the driving part 7, the whole hole machining assembly is controlled to move towards the part to be machined, so that the first drill bit firstly contacts and machines the part to be machined, and meanwhile, the second drill bit gradually approaches and machines the part to be machined; the distance between the fixed shaft 32 and the spline shaft 311 is fixed, the machining of two adjacent holes with different depths can be completed after single positioning, the number of times of machining and positioning is reduced, the hole machining efficiency is improved, and meanwhile, the machining precision of the hole intervals with different depths is effectively improved.
The above description is only an exemplary embodiment of the present invention, and is not intended to limit the scope of the present invention, which is defined by the appended claims.
Claims (8)
1. A hole machining assembly comprises a driving part and is characterized in that: the hole machining assembly comprises a shell (1), a transmission gear set (2) and an output shaft (3), wherein the shell (1) is provided with an opening (11), the opening (11) is communicated with an inner cavity (12), the transmission gear set (2) is arranged in the inner cavity (12), the output end of a driving component (7) penetrates through the shell (1) and is connected with the transmission gear set (2), the output shaft (3) comprises a lifting shaft (31) and a fixed shaft (32), the lifting shaft (31) is parallel to the fixed shaft (32), the lifting shaft (31) and the fixed shaft (32) extend into the inner cavity (12) and are connected with the transmission gear set (2), the lower end of the lifting shaft (31) is detachably connected with a first drill bit, and the lower end of the fixed shaft (32) is detachably provided with a second drill bit.
2. A hole machining assembly as claimed in claim 1, wherein: the utility model discloses a transmission gear set, including shell (1), shell (1) opening (11) department be provided with can with mount pad (4) that shell (1) opening (11) covered, mount pad (4) with shell (1) is connected through connecting rod (5), connecting rod (5) are provided with a plurality of and supply transmission gear set (2) installation.
3. A hole machining assembly as claimed in claim 2, wherein: the lifting shaft (31) comprises a spline shaft (311) and a spline sleeve (312), the upper end of the spline shaft (311) is connected with the transmission gear set (2), the upper end of the spline sleeve (312) is connected with the lower end of the spline shaft (311) in a sliding mode and is fixedly connected with the spline shaft through a positioning part (6), and the lower end of the spline sleeve (312) is detachably connected with the drill bit I.
4. A hole machining assembly as claimed in claim 3, wherein: location portion (6) are including locating hole (61) and regulation hole (62), locating hole (61) are seted up in the lateral wall of integral key shaft (311), regulation hole (62) are provided with a plurality ofly, and a plurality ofly regulation hole (62) are followed the length direction of spline housing (312) evenly set up in the lateral wall of spline housing (312), a plurality ofly regulation hole (62) can communicate locating hole (61), be provided with positioning bolt (63) in locating hole (61).
5. A hole machining assembly as claimed in claim 4, wherein: a first through hole (41) and a second through hole (42) are formed in the mounting seat (4), the first through hole (41) is used for the first spline shaft (311) to pass through, and the second through hole (42) is used for the fixed shaft (32) to pass through; a first concentric ring (3111) is sleeved on the spline shaft (311), and the first concentric ring (3111) is positioned in the first through hole (41); a second concentric ring (321) is sleeved on the fixed shaft (32), and the second concentric ring (321) is positioned in the second through hole (42).
6. A hole machining assembly as claimed in claim 5, wherein: the number of the first concentric ring (3111) and the second concentric ring (321) is provided with a plurality of rings, the first concentric ring (3111) is overlapped and is located in the first through hole (41), and the second concentric ring (321) is overlapped and is located in the second through hole (42).
7. A hole machining assembly as claimed in claim 6, wherein: the transmission gear set (2) comprises a first gear set (21) and a second gear set (22), the first gear set (21) comprises an odd number of first duplicate gears (211), the second gear set (22) comprises an odd number of second duplicate gears (221), the first gear set (21) connects the driving part (7) with the spline shaft (311) through a gear, and the second gear set (22) connects the driving part (7) with the fixed shaft (32) through a gear.
8. A hole machining assembly as claimed in claim 7, wherein: the drive member (7) comprises an electric motor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020248619.5U CN212419707U (en) | 2020-03-04 | 2020-03-04 | Hole machining assembly |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020248619.5U CN212419707U (en) | 2020-03-04 | 2020-03-04 | Hole machining assembly |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212419707U true CN212419707U (en) | 2021-01-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020248619.5U Active CN212419707U (en) | 2020-03-04 | 2020-03-04 | Hole machining assembly |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212419707U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117983861A (en) * | 2024-03-22 | 2024-05-07 | 芜湖承启工业有限公司 | Drilling positioning device for electromechanical equipment |
-
2020
- 2020-03-04 CN CN202020248619.5U patent/CN212419707U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN117983861A (en) * | 2024-03-22 | 2024-05-07 | 芜湖承启工业有限公司 | Drilling positioning device for electromechanical equipment |
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| CP03 | Change of name, title or address |
Address after: 318000 Tangpu Village, Pengjie Town, Luqiao District, Taizhou City, Zhejiang Province (in Kasifa Plant Protection Machinery (Taizhou) Co., Ltd.) Patentee after: Taizhou Xidelong Technology Co.,Ltd. Address before: 318000 No.23, District 1, Desheng village, Jinqing Town, Luqiao District, Taizhou City, Zhejiang Province Patentee before: Zhejiang Jubo automation equipment Co.,Ltd. |
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| CP03 | Change of name, title or address |