Automatic drilling and annular groove drilling device for wood

Abstract

The utility model discloses an automatic wood drilling and annular groove drilling device which comprises a machine frame, a pressing mechanism is fixed on a top plate on the rear portion of the machine frame, and a plate to be machined is pressed against the top face of the top plate of the machine frame through a pressing block of the pressing mechanism. The front wall face of the plate is flush with the front wall face of a top plate on the rear portion of the rack. Front supporting frames horizontally extending forwards are fixed to the front wall faces of two supporting legs on the left portion and the right portion of the front portion of the rack correspondingly, a transverse moving frame is fixed to the upper portions of the two front supporting frames, a machining plate with the adjustable height is installed on the transverse moving frame, and a plurality of drilling rotating shafts and annular groove drilling rotating shafts are installed on the top face of the machining plate. And drilling heads and drilling ring groove heads at the rear ends of the drilling rotating shaft and the drilling ring groove rotating shaft extend out of the rear wall face of the machining plate and face the front wall face of the plate. A plurality of holes can be machined at the same time at a time, machining efficiency is high, automatic pressing and loosening can be achieved, assembling and disassembling are convenient, and the manual labor amount is greatly reduced.

Description

Technical field:

[0001] The utility model relates to the technical field related to woodworking processing equipment, and more specifically to an automatic wood drilling and ring groove drilling device. Background technology:

[0002] Existing wood such as wooden boards need to be drilled on their end faces, and the existing processing methods are to manually fix them on the frame of the drilling machine with fixing parts;

[0003] Then, the drill bit is lowered to process it, and its fixing parts need to be fixed with bolts, so that the bolts need to be turned manually to realize disassembly and assembly, which has a large amount of manual labor and poor effect;

[0004] At the same time, a drilling machine has only one drill bit and can only process one hole, so its efficiency is quite low and it is not suitable for mass production needs.

[0005] Meanwhile, the existing wooden board needs to be processed with annular grooves around the holes, which requires the original drill bit to be disassembled and replaced with a drill annular groove head, which is troublesome to load and unload. Utility model content:

[0006] The purpose of the utility model is to overcome the deficiencies of the prior art and provide an automatic wood drilling and ring groove drilling device, which can process multiple holes at the same time with high processing efficiency, can automatically press and release, is convenient for loading and unloading, and greatly reduces the amount of manual labor.

[0007] The solution of the utility model to solve the technical problem is:

[0008] A device for automatically drilling holes and annular grooves for wood, comprising a frame, a clamping mechanism is fixed on the rear top plate of the frame, and a plate to be processed is pressed against the top surface of the top plate of the frame by a clamping block of the clamping mechanism;

[0009] The front wall surface of the plate is flush with the front wall surface of the rear top plate of the frame;

[0010] Front support frames extending horizontally forward are fixed to the front walls of the two supporting legs on the left and right parts of the front part of the frame, and transverse moving frames are fixed to the upper parts of the two front supporting frames. A height-adjustable processing plate is installed on the transverse moving frame, and a plurality of drilling rotating shafts and drilling ring groove rotating shafts are installed on the top surface of the processing plate. The drilling heads and drilling ring groove heads at the rear ends of the drilling rotating shafts and the drilling ring groove rotating shafts extend out of the rear wall surface of the processing plate and face the front wall surface of the plate.

[0011] The clamping mechanism includes vertical support blocks fixed to the left and right parts of the top surface of the front part of the rear top plate of the frame, a transverse connecting beam fixed to the top inner walls of the two vertical support blocks, and clamping cylinders are fixed to the left, middle and right parts of the top surface of the transverse connecting beam. The bottom end of the push rod of the clamping cylinder extends out of the bottom surface of the transverse connecting beam and is fixed with a clamping block, and an anti-slip elastic sheet is fixed to the bottom surface of the clamping block, which presses against the top surface of the plate.

[0012] The left, middle and right parts of the top surface of the processing plate are all fixed with connecting shells, two drilling rotating shafts are movably connected in the connecting shells of the left and right parts through bearings, and the drilling ring groove rotating shaft is movably connected in the connecting shell of the middle part through bearings, and the front ends of the drilling rotating shaft and the drilling ring groove rotating shaft both extend out of the connecting baffle fixed on the front top surface of the processing plate and are fixed with synchronous pulleys;

[0013] A vertical extension plate is fixed to the front bottom surface of the processing plate, a motor fixing plate is fixed to the bottom front wall surface of the vertical extension plate, the main motor is fixed on the motor fixing plate, a driving pulley is fixed on the output shaft of the main motor, and the transmission belt is tensioned on all synchronous pulleys and the driving pulley.

[0014] An upper horizontal plate is fixed on the front wall surface of the upper part of the connecting baffle, and a screw-connecting through hole is formed in the middle part of the upper horizontal plate. The screw portion of the adjusting bolt is screwed in the screw-connecting through hole, and the rotating portion of the adjusting bolt is directly above the upper horizontal plate. The bottom end of the screw portion of the adjusting bolt extends out of the bottom surface of the upper horizontal plate and is fixed with a support frame, and a tensioning wheel is movably connected to the support frame through a hinge shaft, and the bottom surface of the tensioning wheel is pressed against the top surface of the upper belt body of the transmission belt.

[0015] The outstanding effects of the utility model are:

[0016] It can process holes on multiple plates at one time with high processing efficiency. It can automatically tighten and loosen, which is convenient for loading and unloading and greatly reduces manual labor.

[0017] Moreover, the drilling groove head thereon can directly process the grooves on the plate without replacing the drilling head. Description of the drawings:

[0018] Figure 1 It is a partial structural schematic diagram of the utility model;

[0019] Figure 2 It is a partial top view of the utility model;

[0020] Figure 3 It is a partial structural schematic diagram of the clamping mechanism of the utility model;

[0021] Figure 4 yes Figure 2 A partial enlarged view of . Specific implementation method:

[0022] For example, see Figures 1 to 4 As shown, a device for automatically drilling holes and grooving wood includes a frame 10, on the rear top plate of which a clamping mechanism 20 is fixed, and a plate 100 to be processed is pressed against the top surface of the top plate of the frame 10 by a clamping block 21 of the clamping mechanism 20; the clamping block 21 is a circular pressing plate.

[0023] The front wall surface of the plate 100 is flush with the front wall surface of the rear top plate of the frame 10;

[0024] The front wall surfaces of the two legs on the left and right of the front part of the frame 10 are fixed with front support frames 30 extending horizontally forward, and the upper parts of the two front support frames 30 are fixed with lateral moving frames 40, and a height-adjustable processing plate 41 is installed on the lateral moving frames 40, and the left, middle and right parts of the top surface of the processing plate 41 are fixed with connecting shells 411, and two drilling rotating shafts 42 are movably connected in the left and right connecting shells 411 through bearings, and the drilling ring groove rotating shaft 43 is movably connected in the middle connecting shell 411 through bearings, and the front ends of the drilling rotating shafts 42 and the drilling ring groove rotating shafts 43 extend out of the connecting baffle 48 fixed on the front top surface of the processing plate 41 and are fixed with a synchronous pulley 3;

[0025] A vertical extension plate is fixed to the front bottom surface of the processing plate 41, a motor fixing plate is fixed to the front wall surface of the bottom end of the vertical extension plate, a main motor 49 is fixed on the motor fixing plate, a driving pulley 491 is fixed on the output shaft of the main motor 49, and the transmission belt 4 is tensioned on all synchronous pulleys 3 and the driving pulley 491.

[0026] The drilling head 421 and the drilling ring groove head 431 at the rear ends of the drilling rotation shaft 42 and the drilling ring groove rotation shaft 43 both extend out of the rear wall surface of the processing plate 41 and face the front wall surface of the plate 100.

[0027] The drill ring groove head 431 structure is a cylindrical tool body with a tapered rear end and a central hole formed in the middle. The side wall of the rear end is formed with a side discharge groove extending spirally along the side wall of the drill ring groove head 431. The side discharge groove is connected to the central hole. This structure allows wood chips to be discharged from the side discharge groove when processing the ring groove.

[0028] Furthermore, the clamping mechanism 20 includes vertical support blocks 22 fixed to the left and right parts of the top surface of the front part of the rear top plate of the frame 10, and a transverse connecting beam 23 is fixed on the top inner wall of the two vertical support blocks 22. The left, middle and right parts of the top surface of the transverse connecting beam 23 are fixed with clamping cylinders 24. The bottom end of the push rod of the clamping cylinder 24 extends out of the bottom surface of the transverse connecting beam 23 and is fixed with a clamping block 21. The clamping block 21 is a circular block, and an anti-slip elastic sheet 211 is fixed to the bottom surface of the clamping block 21, which is pressed against the top surface of the plate 100.

[0029] Furthermore, the top surface of the front support frame 30 is fixed with a guide rail 1 extending forward and backward, and the transverse movable frame 40 includes a bottom horizontal plate 44, the left and right parts of the bottom horizontal plate 44 are directly above the two guide rails 1, and the left and right parts of the bottom surface of the bottom horizontal plate 44 are fixed with sliders 2, and the upper part of the guide rail 1 is inserted into the slide groove formed in the middle part of the bottom surface of the corresponding slider 2.

[0030] Furthermore, a vertical push plate 45 is fixed to the front middle part of the bottom surface of the bottom horizontal plate 44, a horizontal plate 31 is fixed between the lower parts of the two front support frames 30, a push cylinder 32 extending forward and backward is fixed to the middle top surface of the horizontal plate 31, and the end of the push rod at the rear of the push cylinder 32 is fixed to the rear wall surface of the vertical push plate 45.

[0031] Furthermore, the processing plate 41 is located directly above the bottom horizontal plate 44, and the bottom surfaces of the left and right parts of the processing plate 41 are movably connected with vertical adjustment screws 46 through bearings, and the vertical adjustment screws 46 are inserted into the corresponding vertical through holes on the bottom horizontal plate 44, and the bottom ends of the vertical adjustment screws 46 extend out of the bottom surface of the bottom horizontal plate 44 and are fixed with hand wheels 461;

[0032] Screw sleeves 47 are fixed to the top surfaces of the left and right parts of the bottom horizontal plate 44 , and the vertical adjustment screws 46 are screwed into the corresponding screw sleeves 47 .

[0033] Furthermore, an upper horizontal plate 50 is fixed on the front wall surface of the upper part of the connecting baffle 48, a screw-connected through hole is formed in the middle of the upper horizontal plate 50, the screw portion of the adjusting bolt 51 is screwed in the screw-connected through hole, the rotating portion of the adjusting bolt 51 is located directly above the upper horizontal plate 50, the bottom end of the screw portion of the adjusting bolt 51 extends out of the bottom surface of the upper horizontal plate 50 and is fixed with a support frame 52, a tensioning wheel 53 is movably connected to the support frame 52 through a hinge shaft, and the bottom surface of the tensioning wheel 53 presses against the top surface of the upper belt body of the transmission belt 4. A locking nut is screwed on the screw portion of the adjusting bolt 51, and the bottom surface of the locking nut presses against the top surface of the upper horizontal plate 50. When in use, the locking nut can be loosened and the adjusting bolt 51 can be rotated to change the height of the tensioning wheel 53, adjust the pressure of the tensioning wheel 53 pressing against the transmission belt 4, change the tension of the transmission belt 4, and ensure its normal transmission. After the adjustment is completed, the locking nut can be tightened.

[0034] Furthermore, a vertical guide rod is fixed to the top surface of the top plate of the support frame 52 , and the vertical guide rod is inserted into the vertical guide through hole on the upper horizontal plate 50 .

[0035] When this embodiment is in use, the drilling ring groove head 431 can be replaced with the drilling head 421 so that all parts are drilled, or the drilling head 421 can be changed to the drilling ring groove head 431 to achieve drilling of annular grooves, which can be adjusted according to processing needs.

[0036] At the same time, by rotating all the vertical adjustment screws 46, the height adjustment of the processing plate 41 can be changed, thereby changing the height of the drilling head 421 and the drilling ring groove head 431, so that their positions correspond to the processing position of the front wall surface of the plate 100 to be processed.

[0037] When this embodiment is in use, it can place three plates 100 that need to be processed on the rear top plate of the frame 10, and push them through the push rods of all the clamping cylinders 24, so that the three anti-slip elastic sheets 211 are pressed against the top surfaces of the three plates 100 to clamp them, and then, the main motor 49 is operated to make all the drilling heads 421 and the drilling ring groove heads 431 rotate, and then, through the push rod of the pushing cylinder 32, the two drilling heads 421 and the drilling ring groove heads 431 drill holes and drill ring grooves on the front wall surfaces of the corresponding plates 100, and the processing can be completed at one time.

[0038] Among them, when the three plates 100 are pressed, they need to be supported manually from the rear to prevent them from shifting. This method is suitable for small-batch processing needs. When processing large quantities of the same type of plates 100, a transverse baffle can be fixed at the rear of the rear top plate of the frame 10, and the rear wall surfaces of all the plates 100 can be processed close to the transverse baffle, with high processing efficiency and good results.

[0039] Among the three plates 100, the middle plate 100 is processed with annular grooves, and the other two are processed with drilling. The drilling head 421 and the ring groove drilling head 431 can be replaced as needed. When all holes are drilled, the ring groove drilling head 431 is replaced with the drilling head 421. When all ring grooves need to be drilled, all the drilling heads 421 are replaced with the ring groove drilling heads 431, which is very convenient.

Claims

1. A device for automatically drilling holes and grooves in wood, comprising a frame (10), characterized in that: A pressing mechanism (20) is fixed on the rear top plate of the frame (10), and the plate (100) to be processed is pressed against the top surface of the top plate of the frame (10) by a pressing block (21) of the pressing mechanism (20); The front wall surface of the plate (100) is flush with the front wall surface of the rear top plate of the frame (10); Front support frames (30) extending horizontally forward are fixed to the front wall surfaces of the two supporting legs at the left and right parts of the front part of the frame (10), and a transverse moving frame (40) is fixed to the upper part of the two front support frames (30). A processing plate (41) with adjustable height is installed on the transverse moving frame (40), and a plurality of drilling rotation shafts (42) and drilling ring groove rotation shafts (43) are installed on the top surface of the processing plate (41). The drilling heads (421) and the drilling ring groove heads (431) at the rear ends of the drilling rotation shafts (42) and the drilling ring groove rotation shafts (43) extend out of the rear wall surface of the processing plate (41) and face the front wall surface of the plate (100).

2. The automatic wood drilling and ring groove drilling device according to claim 1, characterized in that: The clamping mechanism (20) comprises vertical support blocks (22) fixed to the left and right parts of the top surface of the front part of the rear top plate of the frame (10); a transverse connecting beam (23) fixed to the top inner side walls of the two vertical support blocks (22); a clamping cylinder (24) fixed to the left, middle and right parts of the top surface of the transverse connecting beam (23); the bottom end of the push rod of the clamping cylinder (24) extends out of the bottom surface of the transverse connecting beam (23) and is fixed to a clamping block (21); an anti-skid elastic sheet (211) is fixed to the bottom surface of the clamping block (21); and the anti-skid elastic sheet (211) is pressed against the top surface of the plate (100).

3. The automatic wood drilling and ring groove drilling device according to claim 1, characterized in that: A guide rail (1) extending forward and backward is fixed to the top surface of the front support frame (30), and the transverse movable frame (40) includes a bottom horizontal plate (44), the left and right parts of the bottom horizontal plate (44) are located directly above the two guide rails (1), and sliders (2) are fixed to the left and right parts of the bottom surface of the bottom horizontal plate (44), and the upper part of the guide rail (1) is inserted into a slide groove formed in the middle part of the bottom surface of the corresponding slider (2).

4. The automatic wood drilling and ring groove drilling device according to claim 3, characterized in that: A vertical push plate (45) is fixed to the front of the middle part of the bottom surface of the bottom horizontal plate (44), a horizontal plate (31) is fixed between the lower parts of the two front support frames (30), a push cylinder (32) extending forward and backward is fixed to the middle top surface of the horizontal plate (31), and the end of the push rod at the rear of the push cylinder (32) is fixed to the rear wall surface of the vertical push plate (45).

5. The automatic wood drilling and ring groove drilling device according to claim 3, characterized in that: The processing plate (41) is located directly above the bottom horizontal plate (44). The bottom surfaces of the left and right parts of the processing plate (41) are movably connected with vertical adjustment screws (46) through bearings. The vertical adjustment screws (46) are inserted into corresponding vertical through holes on the bottom horizontal plate (44). The bottom ends of the vertical adjustment screws (46) extend out of the bottom surface of the bottom horizontal plate (44) and are fixed with a hand wheel (461). Screw sleeves (47) are fixed to the top surfaces of the left and right parts of the bottom horizontal plate (44), and the vertical adjustment screw rods (46) are screwed into the corresponding screw sleeves (47).

6. The automatic wood drilling and ring groove drilling device according to claim 1, characterized in that: The left, middle and right parts of the top surface of the processing plate (41) are all fixed with connecting shells (411); two drilling rotating shafts (42) are movably connected to the left and right connecting shells (411) through bearings; the drilling ring groove rotating shaft (43) is movably connected to the middle connecting shell (411) through bearings; the front ends of the drilling rotating shaft (42) and the drilling ring groove rotating shaft (43) extend out of the connecting baffle (48) fixed to the front top surface of the processing plate (41) and are fixed with a synchronous pulley (3); A vertical extension plate is fixed to the front bottom surface of the processing plate (41), a motor fixing plate is fixed to the front wall surface of the bottom end of the vertical extension plate, a main motor (49) is fixed to the motor fixing plate, a driving pulley (491) is fixed to the output shaft of the main motor (49), and a transmission belt (4) is tensioned on all synchronous pulleys (3) and the driving pulley (491).

7. The automatic wood drilling and ring groove drilling device according to claim 6, characterized in that: An upper horizontal plate (50) is fixed on the front wall surface of the upper part of the connecting baffle (48), a screw-connecting through hole is formed in the middle of the upper horizontal plate (50), the screw portion of the adjusting bolt (51) is screwed in the screw-connecting through hole, the rotating portion of the adjusting bolt (51) is located directly above the upper horizontal plate (50), the bottom end of the screw portion of the adjusting bolt (51) extends out of the bottom surface of the upper horizontal plate (50) and is fixed with a support frame (52), a tensioning wheel (53) is movably connected to the support frame (52) via a hinge shaft, and the bottom surface of the tensioning wheel (53) is pressed against the top surface of the upper belt body of the transmission belt (4).

8. The automatic wood drilling and ring groove drilling device according to claim 7, characterized in that: A vertical guide rod is fixed on the top surface of the top plate of the support frame (52), and the vertical guide rod is inserted into the vertical guide through hole on the upper horizontal plate (50).

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