CN213195695U

CN213195695U - Drilling machine

Info

Publication number: CN213195695U
Application number: CN202021776943.0U
Authority: CN
Inventors: 刘锡武
Original assignee: Qingdao Yonghan Packaging Machinery Co ltd
Current assignee: Qingdao Yonghan Packaging Machinery Co ltd
Priority date: 2020-08-21
Filing date: 2020-08-21
Publication date: 2021-05-14
Anticipated expiration: 2030-08-21

Abstract

The utility model relates to a drilling machine, belong to machining technical field, the drilling machine has set firmly the workstation on base and base, the one end rigid coupling of base has the stand, the upside level that the stand corresponds the workstation is provided with the digging arm along vertical direction motion, the upside rigid coupling that the digging arm corresponds the workstation has the motor, the output shaft of motor sets up down and the rigid coupling has the drill bit, drill bit outside cover is equipped with the cavity cover of rigid coupling in the motor, there is a well cavity in the inside of cavity cover, the liquid spray hole of a plurality of and well cavity intercommunication is seted up to the global in the cavity cover, cavity cover outer peripheral face rigid coupling has the feed liquor pipe with well cavity intercommunication. The utility model provides a setting up of hollow sleeve and workstation has not only realized handling the cooling of drill bit and work piece, has guaranteed the circulation treatment work of coolant liquid moreover, makes the coolant liquid retrieve behind the filtration and can recycle.

Description

Drilling machine

Technical Field

The application relates to the technical field of machining, in particular to a drilling machine.

Background

The drilling machine is one of the common devices for machine manufacturing, has wide application, and is mainly used for processing workpieces such as drilling, reaming, tapping, countersinking and the like. A common single-spindle drilling machine generally includes a base, a column disposed on the base, a spindle box, and a table, where the spindle box includes a spindle driving mechanism, a transmission mechanism, a spindle, and a drill bit. When the drilling machine works, the driving mechanism is started at first, and the driving mechanism drives the main shaft to rotate through the transmission mechanism, so that the drilling treatment of parts is realized.

The drilling machine that uses among the prior art, when driling the work piece, can produce a large amount of heats between drill bit and the work piece, make the drill bit temperature rise, long-time high temperature not only can reduce the hardness of drill bit, but also can cause the damage to the lower work piece of some fusing points, and then influence the life of drill bit, consequently, set up a coolant system in the bottom of drilling machine, the drain pipe is connected respectively into to the both sides of coolant system, wherein the one end of drain pipe is connected with the shower nozzle, the position of drill bit is aimed at to the direction of shower nozzle spouts the coolant liquid, it spouts the coolant liquid heat dissipation to cooling drill bit and work piece to realize the coolant system, thereby reach quick cooling effect.

The related art described above has the following drawbacks: when processing the work piece of highly difference, need adjust the height of drill bit and work piece, and then conveniently carry out processing work such as drilling, but the rigidity of above-mentioned scheme shower nozzle and coolant liquid pipe is motionless, consequently adds man-hour to the work piece of co-altitude not, and the position of drill bit can change because of the highly difference of work piece, but the rigidity of shower nozzle is motionless, consequently causes the coolant liquid to the spraying of drill bit inhomogeneous, and then makes the cooling effect unobvious.

SUMMERY OF THE UTILITY MODEL

In order to improve the unobvious shortcoming of drill bit cooling effect pointed out in the above-mentioned background art, this application provides a drilling machine.

The application provides a drilling machine adopts following technical scheme:

the utility model provides a drilling machine, includes the base, the workstation has set firmly on the base, one side rigid coupling that the base corresponds the workstation has the stand, the upside level that the stand corresponds the workstation is provided with the digging arm along vertical direction motion, the upside rigid coupling that the digging arm corresponds the workstation has the motor, the output shaft of motor sets up down and the rigid coupling has the drill bit, drill bit outside cover is equipped with the cavity cover of rigid coupling in the motor, there is a well cavity in the inside of cavity cover, the hydrojet hole of a plurality of and well cavity intercommunication is seted up to cavity cover inner peripheral face, cavity cover outer peripheral face rigid coupling has the feed liquor pipe with well cavity intercommunication.

Through adopting above-mentioned technical scheme, the digging arm can follow vertical direction and carry out the up-and-down motion, the starter motor, the output shaft of motor can drive the drill bit and rotate, then carry out processing work such as drilling to the work piece, the cavity cover is fixed in on the motor, the cavity cover reciprocates along with the up-and-down motion of motor, the hydrojet hole can be sprayed the coolant liquid on the drill bit, the coolant liquid can flow down along the drill bit, can reach the cooling effect to the drill bit, and the relative position of coolant liquid cavity cover and drill bit is fixed, the sputter scope of the coolant liquid of having guaranteed to spray is little.

The application is further configured to: the stand is close to the vertical logical groove of having seted up in one side of workstation, the vertical slip of one end of digging arm is connected in leading to the inslot, the inside vertical rigid coupling of stand has a telescoping cylinder, the piston rod of telescoping cylinder sets up and rigid coupling in the digging arm.

Through adopting above-mentioned technical scheme, the setting that leads to the groove realizes the inside and outside intercommunication of stand, conveniently carries out being connected of inside work piece and outside work piece, and the digging arm can follow the groove along with the motion of the piston rod of telescoping cylinder and carry out the up-and-down motion, and then drives the up-and-down motion of drill bit.

The application is further configured to: the axis of the hollow sleeve and the axis of the drill bit are in the same straight line.

Through adopting above-mentioned technical scheme, the axis of cavity cover, drill bit and motor three is in the collinear, makes cavity cover spun coolant liquid evenly spray on the drill bit.

The application is further configured to: the plane of the bottom of the hollow sleeve is higher than the plane of the drill bit with half of the length.

Through adopting above-mentioned technical scheme, during operation cavity cover is along with drill bit up-and-down motion, and the length of cavity cover is too long can influence the normal work of drill bit, and the length of cavity cover is too short then influences the leakage fluid volume of cavity cover, and then influences the cooling effect to drill bit and work piece.

The application is further configured to: the utility model discloses a liquid discharging machine, including workstation, upper portion solid portion, lower part well kenozooecium, the upper surface level of workstation sets up, and the peripheral position of workstation upper surface has seted up V type groove around the upper surface downwards, the transversal V type that personally submits of V type groove, a plurality of outage have been seted up to the both sides bottom in V type groove.

Through adopting above-mentioned technical scheme, the setting of V type groove is used for collecting the coolant liquid that falls into the surface, and the outage communicates with the well kenozooecium in lower part, makes the coolant liquid that falls into V type groove can flow into the well kenozooecium in lower part.

The application is further configured to: one end of the lower hollow part of the workbench is opened, and a liquid storage tank for receiving cooling liquid discharged from the liquid discharge hole is inserted into the lower hollow part.

Through adopting above-mentioned technical scheme, the coolant liquid in the V type groove can directly flow to the retaining fluid tank in through the flowing back hole.

The application is further configured to: a filter screen is arranged on the upper side of the liquid storage box

Through adopting above-mentioned technical scheme, the impurity in the coolant liquid can be filtered in setting up of filter screen, makes the coolant liquid can recycle, holds the liquid case and carries out the sliding motion along the inside both sides of workstation, conveniently inspects the in service behavior of filter screen and changes the filter screen at any time.

The application is further configured to: the work bench is characterized in that a yielding groove is horizontally formed in one side of the work bench, a liquid outlet pipe penetrating through the yielding groove is fixedly connected to one side of the liquid storage box, a water pump is fixedly connected to the other end of the liquid outlet pipe, and a cooling liquid box is fixedly connected to the other end of the water pump.

Through adopting above-mentioned technical scheme, the drain pipe is connected and is held the liquid case, makes in the coolant liquid can follow the drain pipe inflow corresponding coolant liquid case, and during operation, pump body work can deliver to the coolant liquid case through the drain pipe with the coolant liquid that holds the liquid case.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the setting of this application cavity cover makes the position relatively fixed of cavity cover and drill bit, can make the coolant liquid spray drill bit and work piece in succession, when the work piece of co-altitude not needs to be changed, need not readjust the position of cavity cover, and the direct adjustment drill bit carries out work, and the cavity cover moves along with the drill bit, has further guaranteed the cooling effect to drill bit and work piece, and then has improved the life of drill bit and the work efficiency of drill bit.

2. The arrangement of the hollow sleeve not only realizes the cooling treatment of the drill bit and the workpiece, but also ensures the circulating treatment work of the cooling liquid; the hollow sleeve sprays cooling liquid to the drill bit through the liquid spraying hole, the sprayed cooling liquid can fall onto the workbench along the vertical direction of the drill bit, the sputtering range of the cooling liquid is reduced, and the cooling liquid entering the workbench can be recycled after being filtered.

Drawings

Fig. 1 is a schematic structural diagram of a drilling machine according to the present application.

FIG. 2 is a cross-sectional view of a drill press as set forth herein.

Fig. 3 is a schematic structural diagram of a hollow sleeve of a drilling machine according to the present application.

Fig. 4 is an exploded view of a table of a drill press according to the present application.

Description of reference numerals: 1. a base; 2. a work table; 21. a V-shaped groove; 211. a drain hole; 22. a liquid storage tank; 23. a yielding groove; 24. a filter screen; 3. a column; 31. a through groove; 32. a coolant tank; 321. a liquid outlet pipe; 322. a water pump; 323. a liquid inlet pipe; 4. a telescopic cylinder; 41. a movable arm; 42. a motor; 43. a bit holder; 44. hollow sleeve; 441. a liquid ejection hole; 442. a hollow cavity; 45. a drill bit.

Detailed Description

The present application is described in further detail below with reference to figures 1-4.

The embodiment of the application discloses a drilling machine.

Referring to fig. 1 and 2, including base 1, workstation 2 has set firmly on the base 1, and one side rigid coupling that corresponds workstation 2 on the base 1 has vertical stand 3 that sets up.

Referring to fig. 2 and 3, a through groove 31 is vertically formed on one side of the upright column 3 close to the workbench 2, a movable arm 41 is horizontally arranged on the upper side of the workbench 2, one end of the movable arm 41 is vertically connected in the through groove 31 in a sliding manner, a telescopic cylinder 4 is vertically and fixedly connected inside the upright column 3, a piston rod of the telescopic cylinder 4 is upwards arranged and fixedly connected to the movable arm 41, the movable arm 41 can move up and down along the through groove 31 along with the movement of the piston rod of the telescopic cylinder 4, a motor 42 is fixedly connected to the lower side of one end of the movable arm 41 close to the workbench 2, an output shaft of the motor 42 is downwards arranged and fixedly connected to a bit clamp 43, the bit clamp 43 is connected to a drill bit 45, a hollow sleeve 44 is sleeved outside the drill bit 45, a hollow cavity 442 is formed inside the hollow sleeve 44, the upper end of the hollow sleeve 44 is fixed on the motor 42, the axis of the hollow sleeve 44 and the axis of the motor 42 are in the same straight line, a plurality, the bottom of the hollow sleeve 44 is at a level higher than the level at which half of the length of the drill bit 45 is located. One side of the column 3 is fixedly connected with a cooling liquid tank 32, one side of the cooling liquid tank 32 is fixedly connected with a liquid inlet pipe 323, the other end of the liquid inlet pipe 323 is fixedly connected to the outer peripheral surface of the hollow sleeve 44 and is communicated with the hollow cavity 442 of the hollow sleeve 44, and a pump body (not shown in the figure) capable of sending cooling liquid to the liquid inlet pipe 323 is arranged in the cooling liquid tank 32.

When the automatic drilling machine works, the motor 42 is started, the output shaft of the motor 42 can drive the drill bit 45 to rotate, then the piston rod of the telescopic cylinder 4 drives the movable arm 41 to move downwards in the through groove 31, so that the drill bit 45 on the output shaft of the motor 42 can move downwards until contacting with a workpiece on the workbench 2 and drilling the workpiece, and the hollow sleeve 44 moves upwards and downwards along with the up-and-down movement of the motor 42; meanwhile, the pump body in the cooling liquid tank 32 is opened, the pump body conveys the cooling liquid in the cooling liquid tank 32 into the hollow cavity 442 through the liquid inlet pipe 323, at the moment, the liquid spraying hole 441 sprays the cooling liquid onto the drill bit 45, and the cooling liquid flows downwards along the drill bit 45, so that the cooling effect on the drill bit 45 is achieved, and the sputtering range of the cooling liquid flow is small.

Referring to fig. 1 and 4, the workbench 2 is divided into an upper solid part and a lower hollow part, the upper surface of the workbench 2 is horizontally arranged, a V-shaped groove 21 is formed in the periphery of the upper surface of the workbench 2 around the upper surface of the workbench 2, the cross section of the V-shaped groove 21 is V-shaped, a plurality of liquid discharge holes 211 (refer to fig. 2) are formed in the bottoms of two sides of the V-shaped groove 21, the cooling liquid can flow into the lower hollow part along the liquid discharge holes 211, one end of the hollow part of the workbench 2 is open, a liquid storage box 22 is horizontally inserted in the hollow part, the liquid storage box 22 can slide along two sides in the workbench 2, the cooling liquid in the V-shaped groove 21 can directly flow into the liquid storage box 22 through the liquid discharge holes 211, a filter screen 24 is placed on the liquid storage box 22, and the filter screen 24 is used for filtering impurities in the cooling liquid, so. The groove of stepping down 23 has been seted up to one side level of workstation 2, and one side rigid coupling of holding liquid case 22 has the drain pipe 321 that passes the groove of stepping down 23, and the other end rigid coupling of drain pipe 321 has water pump 322, and the other end fixedly connected with coolant liquid case 32 of water pump 322, and during operation, water pump 322 can deliver to coolant liquid case 32 through drain pipe 321 with the coolant liquid that holds liquid case 22.

During operation, coolant sprayed from the liquid spraying holes 441 flows to the workbench 2 along the vertical direction of the drill bit 45 to cool a workpiece on the workbench 2, the coolant continues to flow to the V-shaped grooves 21 on the periphery of the workbench 2, the coolant flows into the liquid storage tank 22 after being filtered by the filter screen 24 along the liquid discharge holes 211 on the V-shaped grooves 21, the coolant in the liquid storage tank 22 is sent to the coolant tank 32 through the liquid outlet pipe 321 and then sent to the hollow sleeve 44 through the liquid inlet pipe 323, the hollow sleeve 44 is sprayed out through the liquid spraying holes 441, the sprayed coolant flows onto the workbench 2 along with the drill bit, primary coolant circulation operation is achieved, circulation is achieved, and circulation processing of the coolant and cooling processing of the drill bit and the workpiece are achieved.

During specific implementation, the motor 42 is started, the output shaft of the motor 42 can drive the drill bit 45 to rotate, then the telescopic cylinder 4 is opened, the piston rod of the telescopic cylinder 4 can drive the movable arm 41 to penetrate through the through groove 31 to move up and down, so that the drill bit 45 fixed on the output shaft of the motor 42 can move up and down, and at the moment, work such as drilling of a workpiece can be performed; then, the pump body and the water pump 322 in the cooling liquid tank 32 are simultaneously started, cooling liquid is conveyed into the hollow sleeve 44 from the liquid inlet pipe 323 and then sprayed onto the drill bit 45 through the liquid spraying hole 441, the cooling liquid flows into the workbench 2 along the vertical direction of the drill bit 45 to cool the workpiece on the workbench 2, the cooling liquid continues to flow into the V-shaped grooves 21 on the periphery of the workbench 2, the cooling liquid flows into the liquid storage tank 22 after being filtered by the filter screen 24 along the liquid discharge hole 211 on the V-shaped grooves 21, the cooling liquid in the liquid storage tank 22 enters the cooling liquid tank 32 along the liquid discharge pipe 321 and then enters the hollow sleeve 44 along the liquid inlet pipe 323 to realize primary cooling liquid circulation processing work, and the circulation processing of the cooling liquid and the cooling processing of the drill bit and the workpiece can be realized; and when drill bit 45 changes the hole to the work piece, can produce a large amount of residues, the residue just can be intercepted by filter screen 24 along with the coolant liquid can fall into behind liquid storage box 22, the coolant liquid just can flow to liquid storage box 22 in and flow into coolant liquid box 32 through drain pipe 321, realize coolant liquid circulation treatment work, when the residue thing in filter screen 24 is too much, can open liquid storage box 22 and take out filter screen 24, then clear up the residue in the filter screen 24.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims

1. A drill press, characterized by: comprises a base (1), a workbench (2) is fixedly arranged on the base (1), one side of the base (1) corresponding to the workbench (2) is fixedly connected with an upright post (3), the upper side of the upright post (3) corresponding to the workbench (2) is horizontally provided with a movable arm (41) moving along the vertical direction, a motor (42) is fixedly connected on the upper side of the movable arm (41) corresponding to the workbench (2), an output shaft of the motor (42) is arranged downwards and fixedly connected with a drill bit (45), a hollow sleeve (44) fixedly connected with the motor (42) is sleeved on the outer side of the drill bit (45), a hollow cavity (442) is arranged inside the hollow sleeve (44), a plurality of liquid spraying holes (441) communicated with the hollow cavity (442) are arranged on the inner circumferential surface of the hollow sleeve (44), a liquid inlet pipe (323) communicated with the hollow cavity (442) is fixedly connected on the peripheral surface of the hollow sleeve (44).

2. A drill press as claimed in claim 1, wherein: stand (3) are close to the vertical logical groove (31) of having seted up in one side of workstation (2), the vertical slip of one end of digging arm (41) is connected in leading to groove (31), the inside vertical rigid coupling of stand (3) has a telescoping cylinder (4), the piston rod of telescoping cylinder (4) sets up and rigid coupling in digging arm (41).

3. A drill press as claimed in claim 1, wherein: the axis of the hollow sleeve (44) and the axis of the drill bit (45) are in the same straight line.

4. A drill press as claimed in any one of claims 1 or 3 wherein: the hollow sleeve (44) is internally provided with a hollow cavity (442), and the bottom of the hollow sleeve (44) is positioned on a plane higher than the plane of the drill bit (45) by half of the length.

5. A drill press as claimed in claim 1, wherein: the utility model discloses a hydraulic pressure drilling machine, including workstation (2), workstation (2) are divided into upper portion solid portion and lower part well kenozooecium, the upper surface level of workstation (2) sets up, and the peripheral position of workstation (2) upper surface has seted up V type groove (21) around the upper surface downwards, the transversal V type that is personally submitted of V type groove (21), a plurality of outage (211) have been seted up to the both sides bottom of V type groove (21).

6. The drill press of claim 5, wherein: a hollow part with one open end is arranged in the hollow part at the lower part of the workbench (2), and a liquid storage tank (22) for receiving the cooling liquid discharged from the liquid discharge hole (211) is inserted in the hollow part.

7. The drill press of claim 6, wherein: a filter screen (24) is arranged on the upper side of the liquid storage box (22).

8. The drill press of claim 6, wherein: the groove of stepping down (23) has been seted up to one side level of workstation (2), one side rigid coupling of storing liquid case (22) has a drain pipe (321) of passing groove of stepping down (23), the other end rigid coupling of drain pipe (321) has water pump (322), the other end fixedly connected with coolant liquid case (32) of water pump (322).