CN210877642U

CN210877642U - Double-head drilling machine

Info

Publication number: CN210877642U
Application number: CN201921917303.4U
Authority: CN
Inventors: 喻小峰; 喻志君
Original assignee: Zhejiang Ruyi Industry Co ltd
Current assignee: Zhejiang Ruyi Industry Co ltd
Priority date: 2019-11-07
Filing date: 2019-11-07
Publication date: 2020-06-30
Anticipated expiration: 2029-11-07

Abstract

The utility model relates to a technical field of drilling machine wherein discloses a double-end drilling machine, its include the base, locate workstation on the base, locate base one side and follow the stand that vertical direction extends and locate the headstock of stand upper end, the headstock internal rotation is equipped with the main drive axle, the lower extreme of headstock is equipped with the mounting box, the lower extreme of main drive axle stretches out the headstock and stretches into in the mounting box, the week side interval rotation that just is located the main drive axle in the mounting box is equipped with a plurality of jackshafts, arbitrary the jackshaft equals with the wheel base of main drive axle, be equipped with a pair of external gear wheel between main drive axle and arbitrary jackshaft, the lower extreme of jackshaft is equipped with the drill bit. The utility model discloses when having main drive shaft and rotating, utilize a pair of external gear to drive a plurality of jackshafts and rotate to drive the drill bit through the jackshaft and rotate, and then realize that the drill bit reciprocates once and can accomplish the processing of a plurality of holes, improve machining efficiency's effect.

Description

Double-head drilling machine

Technical Field

The utility model belongs to the technical field of the technique of drilling machine and specifically relates to a double-end drilling machine is related to.

Background

The drilling machine is a machine tool which mainly uses a drill to machine a hole on a workpiece.

The current true chinese patent that publication number is CN107775030A discloses a drilling machine, including the drilling machine base, locate workstation on the drilling machine base and be located the stand of workstation one side, the top that just is located the workstation on the stand rotates and has cup jointed the rocking arm, has the headstock along horizontal direction sliding connection on the rocking arm, is equipped with the main shaft in the headstock, and the lower extreme of headstock is followed vertical direction slip and is inlayed and be equipped with the drill bit, and the spindle drive drill bit rotates.

When the drill bit is used, the drill bit is placed on the workbench, the rocker arm is rotated to enable the drill bit to move to the position above a workpiece and align to a hole to be machined, the main shaft drives the drill bit to rotate, the drill bit is moved downwards, and drilling is completed.

The above prior art solutions have the following drawbacks: when a plurality of hole sites need to be processed on a workpiece, the drill bit moves up and down once to only complete the processing of one hole, and the rocker arm needs to be rotated for many times to enable the drill bit to treat the processed hole, so that the processing efficiency is low.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a double-end drilling machine utilizes the main drive shaft to drive a plurality of drill bits synchronous rotation, realizes that the drill bit can accomplish porous processing when reciprocating once to improve the efficiency of drilling processing.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a double-end drilling machine, includes the base, locate workstation on the base, locate base one side and follow the stand that vertical direction extends and locate the headstock of stand upper end, the headstock internal rotation is equipped with the main drive axle, the lower extreme of headstock is equipped with the mounting box, the lower extreme of main drive axle stretches out the headstock and stretches into in the mounting box, the week side interval rotation that just is located the main drive axle in the mounting box is equipped with a plurality of jackshafts, arbitrary the jackshaft equals with the wheel base of main drive axle, be equipped with a pair of external gear wheel between main drive axle and arbitrary jackshaft, the lower extreme of jackshaft is equipped with the drill bit.

Through adopting above-mentioned technical scheme, when the main drive axle rotated, utilized a pair of external gear to drive a plurality of jackshafts and rotated to drive the drill bit through the jackshaft and rotate, and then realized that the drill bit reciprocates once and can accomplish the processing of a plurality of holes, improve machining efficiency.

The utility model discloses further set up to: the utility model discloses a drilling machine, including mounting box, jackshaft, mounting box internal rotation is equipped with two the jackshaft, the lower extreme of mounting box rotates and is equipped with two mounting discs, two the mounting disc respectively with two jackshafts coaxial setting, the week side rotation that just is located the jackshaft on the mounting disc is equipped with the output shaft, be equipped with a pair of external gear between jackshaft and output shaft, the lower extreme of output shaft stretches out mounting disc and coaxial coupling drill bit downwards, be equipped with the locking piece between mounting disc and mounting box.

Through adopting above-mentioned technical scheme, drive output shaft, drill bit through rotating the mounting disc and rotate around the axis of jackshaft, and then adjust the distance between two drill bits to utilize locking piece fixed mounting disc, realize the distance between two fixed drill bits, at the drilling in-process, avoid the mounting disc to rotate, guarantee the position precision of two drill bits.

The utility model discloses further set up to: the upper end of the output shaft is lower than the lower end of the main driving shaft.

Through adopting above-mentioned technical scheme, when the mounting disc rotated, avoided output shaft and main drive axle to take place to interfere, the control range of two drill bit intervals of increase.

The utility model discloses further set up to: the mounting box comprises a top shell, a side shell and a bottom shell, a main shaft hole penetrates through the top shell, the main driving shaft is rotatably embedded in the main shaft hole, a mounting groove is formed in the lower end of the top shell, the upper end of the middle shaft is rotatably embedded in the mounting groove, a mounting hole penetrates through the bottom shell, and the mounting plate is rotatably embedded in the mounting hole.

By adopting the technical scheme, the intermediate shaft is fixed, the constant interval between the intermediate shaft and the main driving shaft is ensured, and the reliability of transmission between the intermediate shaft and the main driving shaft is ensured.

The utility model discloses further set up to: the mounting disc includes roof, curb plate and bottom plate, the curb plate rotates to be located in the mounting hole, it has the intercommunicating pore to run through on the roof, the jackshaft rotates to inlay and locates in the intercommunicating pore, the lower extreme of roof is equipped with the constant head tank, the upper end of output shaft rotates to inlay and locates in the constant head tank, it has the locating hole to run through on the bottom plate, the output shaft rotates to inlay and locates in the locating hole, just the lower extreme of output shaft stretches out the locating hole and connects the drill bit.

Through adopting above-mentioned technical scheme, the position of fixed output shaft on the mounting disc guarantees that the interval between output shaft and the intermediate shaft is unchangeable, guarantees the reliability of transmission between output shaft and the intermediate shaft.

The utility model discloses further set up to: the upper and lower ends of the side plate are provided with limit rings at the periphery, and the limit rings are abutted to the bottom shell.

Through adopting above-mentioned technical scheme, during drilling processing, the drill bit moves down the extrusion work piece, and the work piece makes output shaft, mounting disc have the trend of rebound to the reaction force of drill bit, utilizes spacing ring butt drain pan, and the axial displacement of restriction mounting disc guarantees that the drill bit accomplishes drilling processing.

The utility model discloses further set up to: the locking piece is a rubber ring sleeved on the periphery of the side plate, and the periphery of the rubber ring is abutted against the inner wall of the mounting hole.

Through adopting above-mentioned technical scheme, utilize the position of rubber circle and curb plate, frictional force fixed mounting disc between mounting hole and the rubber circle, and then at the drilling in-process, avoid the mounting disc to rotate, guarantee the position accuracy of two drill bits.

The utility model discloses further set up to: the rubber circle is including cup jointing section and butt section, the section of cup jointing inlays and locates between curb plate and the mounting hole, the butt section inlays and locates between spacing ring and the drain pan.

Through adopting above-mentioned technical scheme, during drilling processing, the drill bit moves down the extrusion work piece, and the work piece makes output shaft, mounting disc upwards extrude the mounting box to the reaction force of drill bit, and then makes the spacing ring extrusion to the butt section of rubber circle, and the biggest frictional force between increase butt section and spacing ring, butt section and drain pan, and then at the drilling in-process, avoids the mounting disc to rotate, guarantees the position precision of two drill bits.

The utility model discloses further set up to: the lower end of the side plate extends out of the mounting box, and an anti-slip groove is formed in the periphery of the side plate.

Through adopting above-mentioned technical scheme, the resistance rotation mounting disc of the personnel of being convenient for gripping curb plate and overcoming the locking piece to accomplish the interval of adjusting two drill bits.

To sum up, the utility model discloses a beneficial technological effect does:

when the main driving shaft rotates, the pair of external gear drives the plurality of intermediate shafts to rotate, and the intermediate shafts drive the drill bit to rotate, so that the drill bit can move up and down once and can complete the processing of a plurality of holes, and the processing efficiency is improved;

the output shaft and the drill bits are driven to rotate around the axis of the middle shaft by rotating the mounting disc, so that the distance between the two drill bits is adjusted, the mounting disc is fixed by the locking piece, the distance between the two drill bits is fixed, the mounting disc is prevented from rotating in the drilling process, and the position accuracy of the two drill bits is ensured;

during drilling, the drill bit moves down to extrude the workpiece, the workpiece enables the output shaft and the mounting disc to upwards extrude the mounting box through the reaction force of the drill bit, and further enables the limiting ring to extrude the abutting section towards the rubber ring, the maximum friction between the abutting section and the limiting ring, between the abutting section and the bottom shell is increased, and further in the drilling process, the mounting disc is prevented from rotating, and the position precision of the two drill bits is guaranteed.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the mounting box.

Fig. 3 is a sectional structure diagram of the mounting box.

Fig. 4 is a partially enlarged schematic view at a in fig. 3.

In the figure, 1, a base; 2. a work table; 3. a column; 4. a main spindle box; 5. a main drive shaft; 6. mounting a box; 61. a top shell; 611. a spindle hole; 612. positioning a groove; 62. a side casing; 63. a bottom case; 631. mounting holes; 64. mounting a disc; 641. a top plate; 642. a communicating hole; 643. a side plate; 644. a limiting ring; 645. an anti-slip groove; 646. a base plate; 647. positioning holes; 65. a rubber ring; 651. a sleeving section; 652. an abutment section; 7. an intermediate shaft; 8. an output shaft; 9. a drill bit.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1 and 2, for the utility model discloses a double-end drilling machine, be used for processing two holes in step on timber, including placing in subaerial base 1, locate workstation 2 and headstock 4 on the base 1, one side that just is located workstation 2 on the base 1 is equipped with the stand 3 that extends along vertical direction, headstock 4 is installed in the upper end of

stand

3, 4 internal rotations of headstock are equipped with main drive shaft 5, main drive shaft 5's lower extreme stretches out headstock 4 and connects two drill bits 9 through drive mechanism, when main drive shaft 5 rotates, drive two drill bits 9 and rotate in step, and then realize that drill bit 9 reciprocates once and can accomplish the processing in two holes, and the machining efficiency is improved.

Referring to fig. 2 and 3, the lower end of the main spindle box 4 is provided with a mounting box 6, the lower end of the main driving shaft 5 extends out of the main spindle box 4 and into the mounting box 6, two intermediate shafts 7 are rotatably arranged in the mounting box 6 and positioned at two sides of the main driving shaft 5, and the distance between two jackshafts 7 and main drive shaft 5 equals, the lower extreme of mounting box 6 rotates and is equipped with two mounting discs 64 with jackshaft 7 coaxial arrangement, go on mounting disc 64 and be located one side of jackshaft 7 and rotate and be equipped with output shaft 8, the upper end of output shaft 8 is less than the lower extreme of main drive shaft 5, the lower extreme of output shaft 8 stretches out mounting disc 64 downwards and coaxial coupling drill bit 9, realize the transmission between main drive shaft 5 and the jackshaft 7, all through a pair of external gear, be equipped with the locking piece between mounting disc 64 and the mounting box 6, mounting disc 64 stretches out mounting box 6 downwards, and its periphery is equipped with antiskid groove 645.

During processing, the rotation mounting disc 64 drives the output shaft 8, the drill bit 9 rotates around the axis of jackshaft 7, and then adjusts the distance between two drill bits 9, and utilize locking piece fixed mounting disc 64, main drive shaft 5 rotates afterwards, drive jackshaft 7, output shaft 8 through the external gear rotates in, make drill bit 9 rotate, move down drill bit 9 and make drill bit 9 extrude timber, and then once only processing accomplishes two hole sites on timber, improves work efficiency.

The mounting box 6 comprises a top shell 61, a side shell 62 and a bottom shell 63, a spindle hole 611 for the main driving shaft 5 to pass through is arranged on the top shell 61, a mounting groove is arranged at the lower end of the top shell 61, the upper end of the intermediate shaft 7 is rotatably embedded in the mounting groove, a mounting hole 631 for the mounting plate 64 to rotatably embed is arranged on the bottom shell 63, the mounting plate 64 comprises a top plate 641, a side plate 643 and a bottom plate 646, the side plate 643 is rotatably arranged in the mounting hole 631, a communicating hole 642 for the intermediate shaft 7 to pass through is arranged on the top plate 641, the upper end of the top plate 641 is lower than the lower end of the main driving shaft 5, a positioning groove 612 is arranged at the lower end of the top plate 641, the upper end of the output shaft 8 is rotatably embedded in the positioning groove 612, a positioning hole 647 for the output shaft 8 to pass.

Referring to fig. 2, the lower end of the side plate 643 extends out of the mounting box 6, and the outer periphery of the side plate 643 is provided with an anti-slip groove 645, so that a person can conveniently grasp the side plate 643 and rotate the mounting plate 64 against the resistance of the locking piece to complete the adjustment of the distance between the two drills 9, referring to fig. 3 and 4, the upper and lower ends of the side plate 643 and the periphery thereof are both provided with the limiting rings 644, the bottom shell 63 is located between the two limiting rings 644, the locking piece can adopt a rubber ring 65, the rubber ring 65 comprises a socket section 651 and an abutting section 652, the socket section 651 is embedded between the side plate 643 and the mounting hole 631, the abutting section 652 is embedded between the limiting ring 644 and the bottom shell 63, during drilling, the drills 9 move down to press the workpiece, the reaction force of the workpiece to the drills 9 causes the output shaft 8 and the mounting plate 64 to press the mounting box 6 upwards, further causes the limiting ring 644 to press the abutting section 652 of the, further, during the drilling process, the mounting disc 64 is prevented from rotating, and the position accuracy of the two drill bits 9 is ensured.

The implementation principle of the embodiment is as follows: drive output shaft 8, drill bit 9 through rotating mounting disc 64 and rotate around the axis of jackshaft 7, and then adjust the distance between two drill bits 9, when main drive axle 5 rotates afterwards, through external gear, jackshaft 7 and output shaft 8, drive two drill bits 9 synchronous rotations, and then realize that drill bit 9 reciprocates once and can accomplish the processing in two holes, improves machining efficiency.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a double-end drilling machine, includes base (1), locates workstation (2) on base (1), locates base (1) one side and along stand (3) that vertical direction extends and locate headstock (4) of stand (3) upper end, headstock (4) internal rotation is equipped with main drive axle (5), its characterized in that: the lower extreme of headstock (4) is equipped with mounting box (6), the lower extreme of main drive shaft (5) stretches out headstock (4) and stretches into in mounting box (6), the week side interval that just is located main drive shaft (5) in mounting box (6) rotates and is equipped with a plurality of jackshafts (7), arbitrary jackshaft (7) are equal with the wheel base of main drive shaft (5), be equipped with a pair of external gear between main drive shaft (5) and arbitrary jackshaft (7), the lower extreme of jackshaft (7) is equipped with drill bit (9).

2. The double-headed drill press as recited in claim 1 wherein: the utility model discloses a drilling machine, including mounting box (6), jackshaft (7), mounting box (6) internal rotation is equipped with two jackshaft (7), the lower extreme of mounting box (6) rotates and is equipped with two mounting discs (64), two mounting disc (64) respectively with two jackshaft (7) coaxial setting, the week side rotation that just is located jackshaft (7) on mounting disc (64) is equipped with output shaft (8), be equipped with a pair of external gear between jackshaft (7) and output shaft (8), the lower extreme of output shaft (8) stretches out mounting disc (64) and coaxial coupling drill bit (9) downwards, be equipped with the locking piece between mounting disc (64) and mounting box (6).

3. The double-headed drill press as set forth in claim 2 wherein: the upper end of the output shaft (8) is lower than the lower end of the main driving shaft (5).

4. The double-headed drill press as set forth in claim 2 wherein: the mounting box (6) comprises a top shell (61), a side shell (62) and a bottom shell (63), a spindle hole (611) penetrates through the top shell (61), the main driving shaft (5) is rotatably embedded in the spindle hole (611), a mounting groove is formed in the lower end of the top shell (61), the upper end of the intermediate shaft (7) is rotatably embedded in the mounting groove, a mounting hole (631) penetrates through the bottom shell (63), and the mounting disc (64) is rotatably embedded in the mounting hole (631).

5. The double-headed drill press as set forth in claim 4 wherein: the mounting disc (64) comprises a top plate (641), a side plate (643) and a bottom plate (646), wherein the side plate (643) is rotatably arranged in a mounting hole (631), a communicating hole (642) penetrates through the top plate (641), the intermediate shaft (7) is rotatably embedded in the communicating hole (642), a positioning groove (612) is arranged at the lower end of the top plate (641), the upper end of the output shaft (8) is rotatably embedded in the positioning groove (612), a positioning hole (647) penetrates through the bottom plate (646), the output shaft (8) is rotatably embedded in the positioning hole (647), and the lower end of the output shaft (8) extends out of the positioning hole (647) and is connected with a drill bit (9).

6. The double-headed drill press as set forth in claim 5 wherein: the upper end and the lower end of the side plate (643) are provided with limiting rings (644) on the periphery, and the limiting rings (644) are abutted to the bottom shell (63).

7. The double-headed drill press as set forth in claim 6 wherein: the locking piece is a rubber ring (65) sleeved on the periphery of the side plate (643), and the periphery of the rubber ring (65) abuts against the inner wall of the mounting hole (631).

8. The double-headed drill press as recited in claim 7 wherein: the rubber ring (65) comprises a sleeving section (651) and an abutting section (652), the sleeving section (651) is embedded between the side plate (643) and the mounting hole (631), and the abutting section (652) is embedded between the limiting ring (644) and the bottom shell (63).

9. The double-headed drill press as set forth in claim 5 wherein: the lower end of the side plate (643) extends out of the mounting box (6), and the periphery of the side plate (643) is provided with an anti-slip groove (645).