CN218053057U

CN218053057U - Skewed tooth transmission T-shaped drill bit assembly for woodwork

Info

Publication number: CN218053057U
Application number: CN202221501634.1U
Authority: CN
Inventors: 郭旭; 胡劲林; 沙勇
Original assignee: Shenzhen Xingfangyuan Machinery Equipment Co ltd
Current assignee: Shenzhen Xingfangyuan Machinery Equipment Co ltd
Priority date: 2022-06-16
Filing date: 2022-06-16
Publication date: 2022-12-16
Anticipated expiration: 2032-06-16

Abstract

The utility model discloses a carpenter is with skewed tooth transmission T type drill bit assembly, including the gear box, transmission shaft and power shaft, the drive chamber has been seted up to the inside of gear box, and the both ends in drive chamber all are equipped with the second ball bearing, are equipped with the transmission shaft between two second ball bearings, and the fixed driven skewed tooth bevel gear that is located drive intracavity portion in middle part of transmission shaft, the bottom of gear box be equipped with the communicating transmission passageway of drive intracavity portion, the bottom of transmission passageway is equipped with the bearing housing, the utility model relates to a carpenter is with skewed tooth transmission T type drill bit assembly, this T type drill bit assembly pass through the transmission of packaging of skewed tooth awl, and the transmission is steady smooth, adopts lock nut and gasket to carry out the screw thread formula encapsulation for the drill bit can carry out nimble dismouting according to the user demand, when the wearing and tearing damage appears in drill bit local position, can the maintenance is changed in pertinence dismantlement, need not whole change drill bit, and overall sealing performance is good, has improved the life of drill bit.

Description

Skewed tooth transmission T-shaped drill bit assembly for woodwork

Technical Field

The utility model relates to a carpenter processing technology field specifically is a carpenter is with skewed tooth transmission T type drill bit assembly.

Background

Along with the improvement of living standard of people, the application of the solid wood furniture is more and more extensive. When customizing solid wood furniture, manual or automated equipment is used to drill holes in the solid wood, and a variety of machining tools are used in the process, and a T-drill is one of the machining tools. Present common T type is bored in order to improve the driven stability of drill bit and avoid the entering of saw-dust in the course of the work simultaneously, influences driven stability, and the transmission subassembly is mostly the integral type encapsulation. Once the drill bit is worn or the transmission structure is broken down, the drill bit cannot be disassembled, replaced and maintained.

The current T type bores the integral type encapsulation, and the dismantlement of being not convenient for appears wearing and tearing in the use and damages the back, and unable the very first time carries out the dismouting and maintains, and life is short.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a carpenter bores integral type encapsulation with skewed tooth transmission T type to solve the current T type that provides among the above-mentioned background art, the dismantlement of being not convenient for appears wearing and tearing in the use and damages the back, and unable the very first time carries out the dismouting and maintains, problem that life is short.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a carpenter is with skewed tooth transmission T type drill assembly, includes gear box, transmission shaft and power shaft, the drive chamber has been seted up to the inside of gear box, the both ends in drive chamber all are equipped with second ball bearing, two be equipped with the transmission shaft between the second ball bearing, the fixed driven skewed tooth bevel gear that is located the drive intracavity portion that is provided with in middle part of transmission shaft, the bottom of gear box be equipped with the communicating transmission passageway in drive intracavity portion, the bottom of transmission passageway is equipped with the bearing housing, the inboard of bearing housing bottom is fixed and is provided with first ball bearing, the inboard of first ball bearing is equipped with the power shaft, the fixed initiative skewed tooth bevel gear that is located the drive intracavity portion that is provided with in top of power shaft adopts lock nut and gasket to carry out the screw thread formula encapsulation for the drill bit can carry out nimble dismouting according to the user demand, when the local position of drill bit appears wearing and tearing and damaging, can the maintenance is changed to the corresponding dismantlement, need not whole change drill bit, and whole sealing performance is good, has improved the life of drill bit.

Preferably, one side of the driving helical bevel gear is meshed with one side of the driven helical bevel gear, packaging transmission is performed through the helical bevel gears, and transmission is stable and smooth.

Preferably, the periphery of the joint of the driving cavity and the two second ball bearings is provided with a locking threaded sleeve, the inner side of the locking threaded sleeve is provided with a dustproof gasket in a sleeved mode, and the dustproof sealing performance is good.

Preferably, the periphery of the joint of the transmission channel and the bearing sleeve is provided with an upper locking nut, so that locking and dismounting can be performed quickly.

Preferably, the peripheral threaded connection of bearing housing bottom has lock nut down, lock nut's inboard cover is equipped with buffer spacer down, the periphery of first ball bearing bottom is equipped with circlip, and the dismouting is simple and convenient high-efficient, has improved the leakproofness of drill bit simultaneously.

Preferably, the inner sides of the joints of the driving cavity and the two second ball bearings are fixedly provided with spacer rings, so that the driving shaft can be limited and fixed, and the transmission is stable.

Preferably, the bottom end of the power shaft is a rounded-corner regular quadrilateral, so that the drill bit assembly is conveniently mounted on the driving device and clamped in a plug-in mode, and the drill bit assembly is stable and reliable.

Compared with the prior art, the beneficial effects of the utility model are that: this T type drill bit assembly encapsulates the transmission through the skewed tooth awl, and the transmission is steady smooth, adopts lock nut and gasket to carry out the screw thread formula encapsulation for the drill bit can carry out nimble dismouting according to the user demand, when wearing and tearing damage appears in drill bit local position, can the maintenance be changed in the dismantlement of pertinence, need not the whole drill bit of changing, and overall sealing performance is good, has improved the life of drill bit.

Drawings

FIG. 1 is a front cross-sectional view of the T-drill assembly of the present invention;

FIG. 2 is a side cross-sectional view of the T-drill assembly of the present invention;

FIG. 3 is a schematic view of the structure of the gear box of the present invention;

FIG. 4 is a front cross-sectional view of the gear case of the present invention;

fig. 5 is a front sectional view of the transmission shaft of the present invention;

fig. 6 is a schematic structural view of the power shaft of the present invention.

In the figure: 1. a gear case; 2. a drive shaft; 3. a bearing housing; 4. a lower lock nut; 5. a first ball bearing; 6. locking the screw cap; 7. a cushion pad; 8. locking the threaded sleeve; 9. a dust-proof gasket; 10. a second ball bearing; 11. a spacer ring; 12. a circlip; 13. a power shaft; 14. a drive chamber; 15. a transmission channel; 16. a driven helical bevel gear; 17. a driving helical bevel gear.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention.

Please refer to fig. 1-6, the utility model provides a carpenter uses skewed tooth transmission T type drill assembly, including gear box 1, transmission shaft 2 and power shaft 13, drive chamber 14 has been seted up to gear box 1's inside, the both ends of drive chamber 14 all are equipped with second ball bearing 10, be equipped with transmission shaft 2 between two second ball bearing 10, the fixed driven skewed tooth bevel gear 16 that is located drive chamber 14 inside that is provided with in middle part of transmission shaft 2, gear box 1's bottom is equipped with and drives the communicating transmission path 15 in chamber 14 inside, the bottom of transmission path 15 is equipped with bearing housing 3, the inboard of bearing housing 3 bottom is fixed and is provided with first ball bearing 5, the inboard of first ball bearing 5 is equipped with power shaft 13, the fixed initiative skewed tooth bevel gear 17 that is located drive chamber 14 inside that is provided with in top of power shaft 13, adopt lock nut and gasket to carry out the screw thread formula encapsulation, make the drill bit can carry out nimble dismouting according to the user demand, when the drill bit local position wearing and tearing damage appear, can the targeted dismantlement maintenance of not needing, need not to change the whole drill bit, the life of drill bit has been improved.

One side of a driving helical bevel gear 17 is meshed with one side of a driven helical bevel gear 16 to be connected, locking screw sleeves 8 are arranged on the peripheries of the joints of a driving cavity 14 and two second ball bearings 10, dustproof gaskets 9 are sleeved on the inner sides of the two locking screw sleeves 8, upper locking screw nuts 6 are arranged on the peripheries of the joints of a transmission channel 15 and the bearing sleeves 3, lower locking screw nuts 4 are connected to the peripheries of the bottoms of the bearing sleeves 3 in a threaded mode, buffer gaskets 7 are sleeved on the inner sides of the lower locking screw nuts 4, elastic check rings 12 are arranged on the peripheries of the bottoms of the first ball bearings 5, spacer rings 11 are fixedly arranged on the inner sides of the joints of the driving cavity 14 and the two second ball bearings 10, the bottom end of a power shaft 13 is set to be a round-corner regular quadrangle, the assembly and disassembly are simple and convenient, and the transmission is stable.

When the embodiment of the application is used: when damage appears in the T type brill in the use, the staff can unscrew two lock swivel nuts 8 in proper order, then take out dustproof gasket 9 in proper order, second ball bearing 10 and spacer ring 11, unscrew and take off down lock nut 4 and go up lock nut 6 after that, wholly take off bearing housing 3 from transmission channel 15, power shaft 13 can be taken out this moment, then take transmission shaft 2 out, adopt lock nut and gasket to carry out the screw thread formula encapsulation, make the drill bit can carry out nimble dismouting according to the user demand, when the wearing and tearing damage appears in drill bit local part, can the maintenance be changed in the dismantlement of pertinence, need not whole change drill bit, the life of drill bit has been improved, the oblique tooth awl carries out the encapsulation transmission, the transmission is steady smooth.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.

Claims

1. The utility model provides a carpenter is with skewed tooth transmission T type drill assembly, includes gear box (1), transmission shaft (2) and power shaft (13), its characterized in that: the gearbox is characterized in that a driving cavity (14) is formed in the gearbox (1), second ball bearings (10) are arranged at two ends of the driving cavity (14), a transmission shaft (2) is arranged between the second ball bearings (10), a driven helical bevel gear (16) located inside the driving cavity (14) is fixedly arranged in the middle of the transmission shaft (2), a transmission channel (15) communicated with the inside of the driving cavity (14) is arranged at the bottom end of the gearbox (1), a bearing sleeve (3) is arranged at the bottom end of the transmission channel (15), a first ball bearing (5) is fixedly arranged on the inner side of the bottom end of the bearing sleeve (3), a power shaft (13) is arranged on the inner side of the first ball bearing (5), and a driving helical bevel gear (17) located inside the driving cavity (14) is fixedly arranged at the top end of the power shaft (13).

2. The skewed tooth drive T-bit assembly for woodworking of claim 1, wherein: one side of the driving helical bevel gear (17) is in meshed connection with one side of the driven helical bevel gear (16).

3. The skewed tooth drive T-bit assembly for woodworking of claim 1, wherein: the periphery of the joint of the driving cavity (14) and the two second ball bearings (10) is provided with a locking threaded sleeve (8), and the inner side of the locking threaded sleeve (8) is provided with a dustproof gasket (9) in a sleeved mode.

4. The skewed tooth drive T-bit assembly for woodworking of claim 1, wherein: and an upper lock nut (6) is arranged on the periphery of the joint of the transmission channel (15) and the bearing sleeve (3).

5. The skewed tooth drive T-bit assembly for carpentry of claim 1, wherein: the peripheral threaded connection of bearing housing (3) bottom has lock nut (4) down, the inboard cover of lock nut (4) is equipped with buffer spacer (7) down, the periphery of first ball bearing (5) bottom is equipped with circlip (12).

6. The skewed tooth drive T-bit assembly for woodworking of claim 1, wherein: and the inner sides of the joints of the driving cavity (14) and the two second ball bearings (10) are fixedly provided with spacer rings (11).

7. The skewed tooth drive T-bit assembly for woodworking of claim 1, wherein: the bottom end of the power shaft (13) is a rounded-corner regular quadrangle.