CN208374299U

CN208374299U - A kind of numerical control drilling machine being conveniently replaceable drill bit

Info

Publication number: CN208374299U
Application number: CN201820633981.7U
Authority: CN
Inventors: 李晨
Original assignee: Shaanxi Fang Yuan Prestress Machinery Co Ltd
Current assignee: Shaanxi Fang Yuan Prestress Machinery Co Ltd
Priority date: 2018-04-29
Filing date: 2018-04-29
Publication date: 2019-01-15
Anticipated expiration: 2028-04-29

Abstract

The utility model discloses a kind of numerical control drilling machines for being conveniently replaceable drill bit, including bottom plate, working plate is fixedly connected at the top of bottom plate, rear side at the top of bottom plate is fixedly connected with slide bar, and the surface of slide bar slidably connects sliding block, is fixedly connected with shell on front side of sliding block, top plate is fixedly connected at the top of slide bar, be fixedly connected with cylinder at the top of top plate, the bottom end of cylinder through top plate and extend to its it is external be fixedly connected at the top of sliding block, the bottom of inner walls is fixedly connected with bore motor.The mutual cooperation that the utility model passes through fixed block, movable plate, cushion, firm plate, firm bar, movable plate, support plate, fixing bolt, the first port, the second port, pin shaft and limited block, numerical control drilling machine is set to be conveniently replaceable drill bit, alleviate the work load of staff, drill bit components are avoided to lose during replacement, work pieces process process is accelerated, is brought great convenience to staff.

Description

A kind of numerical control drilling machine being conveniently replaceable drill bit

Technical field

The utility model relates to numerical control machine tool technique field, specially a kind of numerical control drilling machine for being conveniently replaceable drill bit.

Background technique

Numerical control drilling machine is mainly used for the processing such as drilling, reaming, fraising, tapping, it is numerically controlled based on drilling Hole machined lathe, due to the development of machining center, most numerical control drilling machines have been processed center substitution, in automobile, locomotive, make Ship, aerospace, construction machinery industry, particularly with super long type lamination, the porous series such as stringer, structural steel, tubular member it is all kinds of The drilling processing of heavy parts is when to be preferred, during carrying out work pieces process, common numerical control drilling machine is not easy to replacement and bores Head often needs staff to spend the replacement of the more time achievable drill bit of energy, substantially increases staff's Work load is easy to drag slow work pieces process process, it is also possible to because the accident in replacement process causes components to be lost, give work Personnel bring great inconvenience.

Utility model content

The purpose of this utility model is to provide a kind of numerical control drilling machines for being conveniently replaceable drill bit, have and are conveniently replaceable drill bit Advantage solves the problems, such as that common numerical control drilling machine is not easy to more bit change.

To achieve the above object, the utility model provides the following technical solutions: a kind of numerical control drilling machine being conveniently replaceable drill bit, Including bottom plate, working plate is fixedly connected at the top of the bottom plate, the rear side at the top of the bottom plate is fixedly connected with slide bar, described The surface of slide bar slidably connects sliding block, and shell is fixedly connected on front side of the sliding block, is fixedly connected at the top of the slide bar There is top plate, cylinder is fixedly connected at the top of the top plate, the bottom end of the cylinder through top plate and extends to its outside and slides It is fixedly connected at the top of block, the bottom of the inner walls is fixedly connected with bore motor, on the output shaft of the bore motor It is fixedly connected with drilling shaft, the bottom end of the drilling shaft through shell and extends to outside it, the bottom of the drilling shaft End is fixedly connected with fixed block, and movable plate is connected in the groove of the fixed block bottom, and the top of the movable plate is solid Surely it is connected with cushion, the top of the cushion is fixedly connected with fixed block, and the bottom of the movable plate is provided with drill bit, the brill The bottom end of head is through fixed block and extends to outside it, contacts with each other at the top of the bottom of the movable plate and drill bit, described solid The left side for determining block is symmetrical arranged there are two firm plate, and the top movable of the firm plate is connected with firm bar, the firm bar Bottom end is run through firm plate and is extended to outside it, and the bottom end of two firm bars is fixedly connected by movable plate, and the fixed block is left Be fixedly connected with support plate at the top of side, be provided with fixing bolt at the top of the support plate, the bottom end of the fixing bolt from Support plate and movable plate are sequentially passed through under and extends to the inside of movable plate is threadedly coupled with it, the left side of the movable plate The first port is offered, the second port is offered on the left of the drilling shaft, corresponding first port on the left of the movable plate Position is provided with pin shaft, and the right end of the pin shaft, which sequentially passes through the first port and the second port from left to right and extends to second, to be led to Mouthful outside, the right side at the top of the pin shaft is fixedly connected with limited block, and the left side of the limited block and the right side of drill bit are mutual Contact.

Preferably, the bottom of the bottom plate, which is fixedly connected with, shelves plate, and the bottom for shelving plate is fixedly connected with damping Pad.

Preferably, the bottom on rear side of the slide bar is fixedly connected with reinforcement block, the bottom of the reinforcement block and the top of bottom plate Portion is fixedly connected.

Preferably, the right side opening of the shell is equipped with ventilation mouth, and the position of corresponding ventilation mouth is solid on the right side of the inner walls Surely it is connected with Air Filter.

Compared with prior art, the beneficial effects of the utility model are as follows:

1, the utility model passes through fixed block, movable plate, cushion, firm plate, firm bar, movable plate, support plate, fixed spiral shell The mutual cooperation of bolt, the first port, the second port, pin shaft and limited block, makes numerical control drilling machine be conveniently replaceable drill bit, alleviates work The work load of personnel avoids drill bit components from losing during replacement, accelerates work pieces process process, gives staff It brings great convenience.

2, the utility model shelves plate and resilient cushion by setting, improves the shock resistance of entire numerical control drilling machine, avoids Numerical control drilling machine internal element is damaged because of vibration, by the way that reinforcement block is arranged, avoids slide bar due to the influence of gravity or other external force Inclination avoids bore motor from causing body to overheat because working long hours, by the way that Air Filter is arranged, avoids by the way that ventilation mouth is arranged Dust enters shell from ventilation mouth.

Detailed description of the invention

Fig. 1 is the cross-sectional view of the structure of the utility model front view；

Fig. 2 is the partial enlarged view of A-A in the utility model Fig. 1；

Fig. 3 is the structural schematic diagram of the utility model left view；

Fig. 4 is the partial enlarged view of B-B in the utility model Fig. 3.

In figure: 1 bottom plate, 2 working plates, 3 slide bars, 4 sliding blocks, 5 shells, 6 top plates, 7 cylinders, 8 bore motors, 9 drilling shafts, 10 fixed blocks, 11 movable plates, 12 cushions, 13 drill bits, 14 firm plates, 15 firm bars, 16 movable plates, 17 support plates, 18 fixed spiral shells Bolt, 19 first ports, 20 second ports, 21 pin shafts, 22 limited blocks, 23 shelve plate, 24 resilient cushions, 25 reinforcement blocks, 26 ventilation mouths, 27 Air Filters.

Specific embodiment

The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work Every other embodiment obtained, fall within the protection scope of the utility model.

Fig. 1-4, a kind of numerical control drilling machine being conveniently replaceable drill bit, including bottom plate 1, the bottom of bottom plate 1 is please referred to be fixedly connected Plate 23 is shelved, the bottom for shelving plate 23 is fixedly connected with resilient cushion 24, shelves plate 23 and resilient cushion 24 by setting, improves The shock resistance of entire numerical control drilling machine, avoids numerical control drilling machine internal element from damaging because of vibration, the top of bottom plate 1 is fixedly connected with Working plate 2, the rear side at 1 top of bottom plate are fixedly connected with slide bar 3, and the bottom of 3 rear side of slide bar is fixedly connected with reinforcement block 25, reinforces The bottom of block 25 is fixedly connected with the top of bottom plate 1, by the way that reinforcement block 25 is arranged, avoids slide bar 3 because of gravity or other external force It influences and tilts, the surface of slide bar 3 slidably connects sliding block 4, and the front side of sliding block 4 is fixedly connected with shell 5, the top of slide bar 3 It is fixedly connected with top plate 6, the top of top plate 6 is fixedly connected with cylinder 7, and the bottom end of cylinder 7 through top plate 6 and extends to outside it It is fixedly connected with the top of sliding block 4, the bottom of 5 inner wall of shell is fixedly connected with bore motor 8, and the right side opening of shell 5 is equipped with saturating The position of port 26, the corresponding ventilation mouth 26 in 5 inner wall of shell right side is fixedly connected with Air Filter 27, by the way that ventilation mouth 26 is arranged, keeps away Exempt from bore motor 8 causes body to overheat because working long hours, and by the way that Air Filter 27 is arranged, dust is avoided to enter shell from ventilation mouth 26 Body 5, drilling shaft 9 is fixedly connected on the output shaft of bore motor 8, and the bottom end of drilling shaft 9 through shell 5 and extends to it The bottom end of outside, drilling shaft 9 is fixedly connected with fixed block 10, is connected with movable plate in the groove of 10 bottom of fixed block 11, the top of movable plate 11 is fixedly connected with cushion 12, and the top of cushion 12 is fixedly connected with fixed block 10, shown in front view, Cushion 12 has been compressed to ultimate attainment state, and the bottom of movable plate 11 is provided with drill bit 13, and fixed block is run through in the bottom end of drill bit 13 It 10 and extends to outside it, the bottom of movable plate 11 and the top of drill bit 13 contact with each other, the groove size of 10 bottom of fixed block It is adapted with drill bit 13, the left side of fixed block 10 is symmetrical arranged there are two firm plate 14, and the top movable of firm plate 14 is connected with Firm bar 15, the bottom end of firm bar 15 are run through firm plate 14 and are extended to outside it, and the bottom end of two firm bars 15 passes through activity Plate 16 is fixedly connected, and the top in 10 left side of fixed block is fixedly connected with support plate 17, and the top of support plate 17 is provided with fixed spiral shell Bolt 18, the bottom end of fixing bolt 18 sequentially pass through support plate 17 and movable plate 16 and the inside for extending to movable plate 16 from top to bottom It is threadedly coupled with it, by the way that firm plate 14 and firm bar 15 is arranged, plays the role of limiting movable plate 16, make movable plate 16 not It can be rotated together with fixing bolt 18, the left side of movable plate 16 offers the first port 19, and the left side of drilling shaft 9 offers Second port 20, the position of corresponding first port 19 is provided with pin shaft 21 on the left of movable plate 16, and the right end of pin shaft 21 is from left to right The first port 19 and the second port 20 and the outside for extending to the second port 20 are sequentially passed through, the right side at 21 top of pin shaft is fixed to be connected It is connected to limited block 22, the left side of limited block 22 and the right side of drill bit 13 contact with each other, and by the way that limited block 22 is arranged, avoid pin shaft 21 It is detached from from the second port 20, the just enough pin shafts 21 of the size of the second port 20 and limited block 22 pass through together, pass through fixation Block 10, movable plate 11, cushion 12, firm plate 14, firm bar 15, movable plate 16, support plate 17, fixing bolt 18, the first port 19, the mutual cooperation of the second port 20, pin shaft 21 and limited block 22, makes numerical control drilling machine be conveniently replaceable drill bit, alleviates work people Member work load, avoid drill bit components from losing during replacement, accelerate work pieces process process, to staff with Carry out great convenience.

In use, workpiece is fixed on working plate 2 by staff, bore motor 8 passes through drilling shaft and 9 fixed blocks 10 Drive drill bit 13 rotate, cylinder 7 by sliding block 4 drive shell 5 move downward, shell 5 move downward eventually lead to drill bit 13 to Lower movement, drill bit 13 drills to workpiece, and when needing replacing drill bit 13, staff passes through tool rotary fixing screw bolt 18, the rotation of fixing bolt 18 moves downward movable plate 16, and movable plate 16, which moves downward, causes pin shaft 21 to move downward, pin shaft 21 Constantly moving downward, limited block 22 and pin shaft 21 can be just detached from from the second port 20, later, staff's layback to the left Dynamic pin shaft 21, pin shaft 21 is taken off from the inside of drill bit 13 and movable plate 16, drill bit 13 moves downward, and staff more renews Drill bit 13 be inserted into 10 bottom of fixed block groove in, pin shaft 21 is reinserted in drill bit 13 and movable plate 16, limited block is made 22 left side and the right side of drill bit 13 contact with each other, and staff reversely rotates fixing bolt 18, and the rotation of fixing bolt 18 drives Movable plate 16 moves upwards, and movable plate 16, which moves upwards, causes pin shaft 21 to move upwards, and pin shaft 21 drives drill bit 13 to move upwards, Drill bit 13, which moves upwards, squeezes movable plate 11 and cushion 12, and after fixation, stop rotating fixing bolt 18, entire drill bit 13 Replacement process, staff need to only turn fixing bolt 18, and only need to turn few time, and staff can be square Just, the replacement of drill bit 13 is quickly completed.

In summary: this is conveniently replaceable the numerical control drilling machine of drill bit, passes through fixed block 10, movable plate 11, cushion 12, firm plate 14, bar 15, movable plate 16, support plate 17, fixing bolt 18, the first port 19, the second port 20, pin shaft 21 and limited block are consolidated 22 mutual cooperation solves the problems, such as that common numerical control drilling machine is not easy to more bit change.

While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art, It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.

Claims

1. a kind of numerical control drilling machine for being conveniently replaceable drill bit, including bottom plate (1), it is characterised in that: the top of the bottom plate (1) is fixed It is connected with working plate (2), the rear side at the top of the bottom plate (1) is fixedly connected with slide bar (3), the surface sliding of the slide bar (3) It is connected with sliding block (4), is fixedly connected with shell (5) on front side of the sliding block (4), is fixedly connected at the top of the slide bar (3) Top plate (6) is fixedly connected with cylinder (7) at the top of the top plate (6), and the bottom end of the cylinder (7) through top plate (6) and extends To its it is external be fixedly connected at the top of sliding block (4), the bottom of shell (5) inner wall is fixedly connected with bore motor (8), institute It states and is fixedly connected with drilling shaft (9) on the output shaft of bore motor (8), shell (5) are run through in the bottom end of drilling shaft (9) And extend to outside it, the bottom end of drilling shaft (9) is fixedly connected with fixed block (10), fixed block (10) bottom It is connected in groove movable plate (11), is fixedly connected with cushion (12), the cushion at the top of the movable plate (11) (12) top is fixedly connected with fixed block (10), and the bottom of the movable plate (11) is provided with drill bit (13), the drill bit (13) bottom end is through fixed block (10) and extends to outside it, the bottom of the movable plate (11) and the top phase of drill bit (13) Mutually contact, the left side of the fixed block (10) is arranged symmetrically, and there are two firm plate (14), the top movables of the firm plate (14) It is connected with firm bar (15), the bottom end of the firm bar (15) is run through firm plate (14) and extended to outside it, two firm bars (15) bottom end is fixedly connected by movable plate (16), and the top on the left of the fixed block (10) is fixedly connected with support plate (17), be provided with fixing bolt (18) at the top of the support plate (17), the bottom end of the fixing bolt (18) from top to bottom according to The secondary inside run through support plate (17) and movable plate (16) and extend to movable plate (16) is threadedly coupled with it, the movable plate (16) it is offered on the left of the first port (19), offers the second port (20), the activity on the left of the drilling shaft (9) The position of corresponding first port (19) is provided with pin shaft (21) on the left of plate (16), and the right end of the pin shaft (21) is from left to right successively The right side through the first port (19) and the second port (20) and the outside for extending to the second port (20), at the top of the pin shaft (21) Side is fixedly connected with limited block (22), is contacted with each other on the right side of the left side and drill bit (13) of the limited block (22).

2. a kind of numerical control drilling machine for being conveniently replaceable drill bit according to claim 1, it is characterised in that: the bottom plate (1) Bottom, which is fixedly connected with, shelves plate (23), and the bottom for shelving plate (23) is fixedly connected with resilient cushion (24).

3. a kind of numerical control drilling machine for being conveniently replaceable drill bit according to claim 1, it is characterised in that: after the slide bar (3) The bottom of side is fixedly connected with reinforcement block (25), is fixedly connected at the top of the bottom and bottom plate (1) of the reinforcement block (25).

4. a kind of numerical control drilling machine for being conveniently replaceable drill bit according to claim 1, it is characterised in that: the shell (5) Right side opening is equipped with ventilation mouth (26), and the position of corresponding ventilation mouth (26) is fixedly connected with Air Filter on the right side of shell (5) inner wall (27).