CN115091558A

CN115091558A - Automatic drilling and reaming mechanism for wood floor

Info

Publication number: CN115091558A
Application number: CN202210849307.3A
Authority: CN
Inventors: 彭智明; 何志刚; 张志伟; 李阳春; 姚建
Original assignee: Nantong Yongcheng Industrial Automation Co ltd
Current assignee: Nantong Yongcheng Industrial Automation Co ltd
Priority date: 2022-07-19
Filing date: 2022-07-19
Publication date: 2022-09-23

Abstract

The invention discloses an automatic drilling and reaming mechanism for a wood floor, which comprises a motor rotation driving mechanism, an air cylinder up-and-down movement mechanism and a drilling unit, wherein the motor rotation driving mechanism drives the drilling unit to rotate, and the air cylinder up-and-down movement mechanism drives the drilling unit to move up and down; the cylinder up-and-down movement mechanism comprises a cylinder, a linear sliding block, a linear guide rail and a drill unit seat, a drill seat cushion plate and the linear guide rail are fixed on the drill unit seat, the linear sliding block is installed on the linear guide rail, a drill seat A is fixed on the linear sliding block, a drill seat B is installed on the drill seat cushion plate, the drill seat A moves up and down along the linear guide rail along with the linear sliding block, the cylinder is connected with the drill seat A through a cylinder fixing support B, and the cylinder provides driving force in the up-and-down direction through being connected with the drill seat A; the drilling unit comprises a spline shaft and a drill chuck, the spline shaft is arranged between the drill base A and the drill base B, the drill chuck is arranged at the lower end of the spline shaft, a reamer is arranged below the drill chuck, and a twist drill is arranged in the reamer. Greatly reducing the labor intensity of workers, effectively improving the production efficiency and meeting the automatic production of drilling and reaming the wood floor.

Description

Automatic drilling and reaming mechanism for wood floor

Technical Field

The invention relates to a drilling and reaming mechanism, in particular to an automatic drilling and reaming mechanism for a wood floor.

Background

As shown in fig. 1-2, a layer of wood floor is laid on the bottom surface of the interior of the container, the wood floor is fixed with the bottom frame by using screws, and after the wood floor is laid, drilling and reaming operations are required to be performed in the interior of the container. Originally, the manual drilling and reaming are adopted, and 10-12 persons are required to finish drilling in 90S for one container. Long time consumption, increased manual investment and low efficiency.

Disclosure of Invention

In order to solve the technical problem, the invention provides an automatic drilling and reaming mechanism suitable for a container wood floor, which can automatically complete drilling and reaming.

The invention provides the following technical scheme:

the automatic wood floor drilling and reaming mechanism comprises a motor rotation driving mechanism, an air cylinder up-and-down movement mechanism and a drilling unit, wherein the motor rotation driving mechanism drives the drilling unit to rotate, and the air cylinder up-and-down movement mechanism drives the drilling unit to move up and down; the cylinder up-and-down movement mechanism comprises a cylinder, a linear sliding block, a linear guide rail and a drill unit seat, wherein a drill seat backing plate and the linear guide rail are fixed on the drill unit seat, the linear guide rail is provided with the linear sliding block, the linear sliding block is fixed with a drill seat A, the drill seat backing plate is provided with a drill seat B, the drill seat A moves up and down along the linear guide rail along with the linear sliding block in a guiding manner, the cylinder is connected with the drill seat A through a cylinder fixing support B, and the cylinder provides driving force in the up-and-down direction through being connected with the drill seat A; the drilling unit comprises a spline shaft and a drill chuck, the spline shaft is arranged between a drill base A and a drill base B, the drill chuck is arranged at the lower end of the spline shaft, a reamer is arranged below the drill chuck, and a twist drill is arranged in the reamer.

Further, the cylinder is connected with the reaming depth induction assembly through a cylinder fixing support B.

Further, reaming degree of depth response subassembly includes electron proximity switch, compression spring, reaming gag lever post, reaming stop collar, locking cap, outer hexagon nut and outer hexagon bolt, reaming gag lever post and compression spring are installed in the reaming stop collar, outer hexagon bolt inserts the downthehole of reaming gag lever post, outer hexagon bolt epitrochoid has outer hexagon nut, electron proximity switch is installed to reaming stop collar bottom.

Further, the motor rotation driving mechanism comprises a motor, a V belt, a driving belt wheel and a driven belt wheel, the motor drives the driven belt wheel to rotate through the driving belt wheel and the V belt, the driven belt wheel is sleeved on the spline shaft, the spline shaft is sleeved with a spline sleeve, and a driven belt wheel spacer sleeve is installed on the driven belt wheel.

Furthermore, the motor transmits rotary power through the V-shaped belt, the spline housing, the spline shaft, the drill chuck and the reamer.

Compared with the prior art, the invention has the beneficial effects that: the mechanism mainly comprises a motor rotation driving mechanism, an air cylinder up-and-down movement mechanism and a drilling unit, the motor starts to rotate after being electrified, the drilling unit also starts to rotate through mechanical connection at the moment, the air cylinder obtains a descending signal, the drilling unit moves downwards along with a guide part (a linear sliding block and a guide rail), when a reaming depth sensing assembly sends a in-place signal, the air cylinder automatically lifts, and automatic drilling and reaming work is completed. Greatly reducing the labor intensity of workers, effectively improving the production efficiency and meeting the automatic production of drilling and reaming the wood floor.

Drawings

Fig. 1 is a top view of the prior art.

Fig. 2 is along a-a in fig. 1.

Fig. 3 is a schematic structural diagram of the present invention.

Fig. 4 is a top view of fig. 3.

Fig. 5 is a schematic view along a-a of fig. 4.

Fig. 6 is a schematic view along the direction B-B of fig. 5.

Fig. 7 is an external view of a counterbore depth sensing assembly.

FIG. 8 is a cross-sectional view of a reaming depth sensing assembly

Fig. 9 is an enlarged schematic view at I in fig. 8.

In the figure: 1. a drill unit seat; 2. a linear guide rail; 3. a linear slider; 4. a drill seat A; 5. a drill seat B; 6. a drill seat backing plate; 7. a bearing member; 8. a spline housing; 9. a hole retainer ring; 10. a spline shaft; 11. a shaft retainer ring; 12. a driven pulley; 13. a driven pulley spacer bush; 14. a motor; 15. a drive pulley; 16. a V-band; 17. a cylinder fixing support A; 18. a cylinder fixing support B; 19. a motor mounting plate; 20. a motor locking ring; 21. a cylinder; 22. a drill chuck; 23. a twist drill; 24. a reaming depth sensing assembly; 25. a reamer.

241. An electronic proximity switch; 242. a compression spring; 243. reaming a limiting rod; 244. a hole expansion limiting sleeve; 245. a locking cover; 246. an outer hexagonal nut; 247. an outer hexagon bolt.

Detailed Description

The technical solutions 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, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be obtained by a person skilled in the art without making any creative effort based on the embodiments in the present invention, belong to the protection scope of the present invention.

Referring to fig. 3-6, the automatic hole drilling and reaming mechanism for wood floors of the present invention comprises a motor rotation driving mechanism, a cylinder up-and-down movement mechanism and a drilling unit, wherein the motor rotation driving mechanism drives the drilling unit to rotate, and the cylinder up-and-down movement mechanism drives the drilling unit to move up and down.

The motor rotation driving mechanism comprises a motor 14, a V belt 16, a driving belt wheel 15 and a driven belt wheel 12, the motor 14 drives the driven belt wheel 12 to rotate through the driving belt wheel 15 and the V belt 16, the driven belt wheel 12 is sleeved on the spline shaft 10, the spline shaft 10 is sleeved with the spline housing 8, the driven belt wheel 12 is provided with the driven belt wheel spacer 13, and the motor 14 transmits rotation power through the V belt 16, the spline housing 8, the spline shaft 10, the drill chuck 22 and the reamer 25.

The cylinder up-and-down movement mechanism comprises a cylinder 21, a linear sliding block 3, a linear guide rail 2 and a drill unit seat 1, a drill seat cushion plate 6 and a linear guide rail 2 are fixed on the drill unit seat 1, the linear sliding block 3 is installed on the linear guide rail 2, a drill seat A4 is fixed on the linear sliding block 3, a drill seat B5 is installed on the drill seat cushion plate 6, the drill seat A4 follows the linear sliding block 3 to move up and down along the linear guide rail 2 in a guiding mode, the cylinder 21 is connected with the drill seat A4 through a cylinder fixing support B18, and the cylinder 21 is connected with the drill seat A4 to provide driving force in the up-and-down direction.

The drilling unit comprises a spline shaft 10 and a drill chuck 22, wherein the spline shaft 10 is installed between a drill seat A4 and a drill seat B5, the spline shaft 10 is fixed in a drill seat A4 through an installation bearing part 7, the drill chuck 22 is installed at the lower end of the spline shaft 10, a reamer 25 is installed below the drill chuck 22, and a twist drill 23 is installed in the reamer 25.

The cylinder 21 is fixed on a cylinder fixing support A17 and a cylinder fixing support B18. Cylinder 21 is also connected to counterbore depth sensing assembly 24 by cylinder mounting block B18.

7-9, reaming depth sensing assembly 24 includes electronic proximity switch 241, compression spring 242, reaming stop rod 243, reaming stop collar 244, locking cap 245, outer hex nut 246 and outer hex bolts 247, reaming stop rod 243 and compression spring 242 are installed in reaming stop collar 244, outer hex bolts 247 are inserted into holes of reaming stop rod 243, outer hex nuts 246 are screwed out of outer hex bolts 247, and electronic proximity switch 241 is installed at the bottom of reaming stop collar 244.

The motor 14 is mounted on a motor mounting plate 19, and the motor mounting plate 19 is fixed on one side of the drill unit holder 1.

A motor locking ring 20 is mounted on the shaft of the motor 14. The hole retainer ring 9 is arranged between the contact surfaces of the drill chuck 22 and the drill seat A4.

Reaming depth induction assembly principle:

the reaming depth sensing assembly 24 relies on a mechanism designed based on the basic principle that the electronic proximity switch 241 senses that a metal part is in place. The hole enlarging limiting sleeve 244 and the hole enlarging limiting rod 243 are in clearance fit with a large clearance, and the hole enlarging limiting sleeve 244 can be freely stretched. The reaming gag lever post 243 realizes resetting by virtue of self gravity and compression spring's holding power, and when the drilling unit descended to appointed position, the reaming gag lever post 243 just atred upward movement, after electron proximity switch 241 sensed, the drilling unit upwards promoted, had accomplished the reaming operation promptly, and the degree of depth has effectively been guaranteed.

The reaming mechanism specifically acts: the motor is driven to rotate (the V belt transmits power), the air cylinder drives the air cylinder to move up and down (the linear sliding block and the guide rail guide), and the spline shaft 10 is matched with the spline housing 8.

The motor 14 starts to rotate after being electrified, at the moment, the drilling unit also starts to rotate through mechanical connection, the air cylinder 21 obtains a descending signal, the drilling unit moves downwards along with the guide part (the linear sliding block and the linear guide rail), and when the reaming depth sensing assembly 24 sends an in-place signal, the air cylinder 21 automatically lifts, and automatic drilling and reaming work is completed. Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. Automatic reaming mechanism that bores of timber apron, its characterized in that: the drilling machine comprises a motor rotation driving mechanism, an air cylinder up-and-down movement mechanism and a drilling unit, wherein the motor rotation driving mechanism drives the drilling unit to rotate, and the air cylinder up-and-down movement mechanism drives the drilling unit to move up and down; the cylinder up-and-down movement mechanism comprises a cylinder (21), a linear sliding block (3), a linear guide rail (2) and a drill unit seat (1), wherein a drill seat base plate (6) and the linear guide rail (2) are fixed on the drill unit seat (1), the linear sliding block (3) is installed on the linear guide rail (2), a drill seat A (4) is fixed on the linear sliding block (3), a drill seat B (5) is installed on the drill seat base plate (6), the drill seat A (4) moves up and down along the linear guide rail (2) along with the linear sliding block (3), the cylinder (21) is connected with the drill seat A (4) through a cylinder fixing support B (18), and the cylinder (21) provides driving force in the up-and-down direction through connection with the drill seat A (4); the drilling unit comprises a spline shaft (10) and a drill chuck (22), the spline shaft (10) is installed between a drill base A (4) and a drill base B (5), the drill chuck (22) is installed at the lower end of the spline shaft (10), a reamer (25) is installed below the drill chuck (22), and a twist drill (23) is installed in the reamer (25).

2. The automatic drilling and reaming mechanism for wood floors according to claim 1, characterized in that: the air cylinder (21) is further connected with a reaming depth sensing assembly (24) through an air cylinder fixing support B (18).

3. The automatic drilling and reaming mechanism for wood floors according to claim 3, characterized in that: the reaming depth sensing assembly (24) comprises an electronic proximity switch (241), a compression spring (242), a reaming limiting rod (243), a reaming limiting sleeve (244), a locking cover (245), an outer hexagon nut (246) and an outer hexagon bolt (247), the reaming limiting rod (243) and the compression spring (242) are installed in the reaming limiting sleeve (244), the outer hexagon bolt (247) is inserted into a hole of the reaming limiting rod (243), the outer hexagon nut (246) is screwed out of the outer hexagon bolt (247), and the electronic proximity switch (241) is installed at the bottom of the reaming limiting sleeve (244).

4. The automatic drilling and reaming mechanism for wood floors according to claim 1, characterized in that: the motor rotary driving mechanism comprises a motor (14), a V belt (16), a driving belt wheel (15) and a driven belt wheel (12), the motor (14) drives the driven belt wheel (12) to rotate through the driving belt wheel (15) and the V belt (16), the driven belt wheel (12) is sleeved on a spline shaft (10), a spline sleeve (8) is sleeved on the spline shaft (10), and a driven belt wheel spacer sleeve (13) is installed on the driven belt wheel (12).

5. The automatic drilling and reaming mechanism for wood floors according to claim 4, characterized in that: the motor (14) transmits rotary power through the V-shaped belt (16), the spline sleeve (8), the spline shaft (10), the drill chuck (22) and the reamer (25).