CN216729707U

CN216729707U - Aluminum die casting drilling clamping device

Info

Publication number: CN216729707U
Application number: CN202123092908.4U
Authority: CN
Inventors: 潘朝朋
Original assignee: Kunshan Tongcheng Precision Casting Co ltd
Current assignee: Kunshan Tongcheng Precision Casting Co ltd
Priority date: 2021-12-10
Filing date: 2021-12-10
Publication date: 2022-06-14
Anticipated expiration: 2031-12-10

Abstract

The utility model discloses an aluminium die casting drilling clamping device, including the work dish, the upper surface of work dish is equipped with three fixture, fixture includes the fixed plate, the bottom fixed connection of fixed plate is at the upper surface of work dish, open one side of fixed plate has the through-hole, swing joint has the second screw rod in the through-hole, the one end fixedly connected with crank of second screw rod, the other end fixedly connected with second splint of second screw rod, the inside of work dish is equipped with the motor, the one end fixedly connected with drive gear of motor output shaft, the last sliding surface of work dish is connected with first splint, the bottom plate fixedly connected with rack of first splint, rack and drive gear intermeshing. The utility model discloses not only can make the drilling machine can drill at a plurality of faces of article through the angle of adjustment working disc, reduce and press from both sides dress number of times, can also use through the cooperation of first splint and second splint, press from both sides tight article thin wall department, prevent that aluminium part thin wall part warp because the centre gripping is improper.

Description

Aluminum die casting drilling clamping device

Technical Field

The utility model relates to an aluminum die casting technical field especially relates to an aluminum die casting drilling clamping device.

Background

The clamping plate is widely applied to the technical process of various industries of mechanical manufacture, is used for fixing a processing object to enable the processing object to occupy a correct position so as to receive a piece of technical equipment for construction, is called as a clamping plate, is most widely applied to the mechanical processing, is called as a machine tool clamping plate, and plays a great role in ensuring the high quality, high yield and low cost of products, fully playing the potential of the existing equipment so that a worker can master the processing technology of complex or precise parts so as to reduce heavy physical labor and the like.

The machining process of the aluminum die casting is unscientific and easily causes model specification deviation, the clamping frequency is reduced while ensuring that the machining of a cutting numerical control machine tool is 'rough first, then fine, hole first, then many holes later', and a tool clamping plate is selected and formed as far as possible.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing an aluminum die casting drilling and clamping device.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a drilling and clamping device for aluminum die castings comprises a bottom plate, wherein the upper surface of the bottom plate is movably connected with a second connecting rod, the circumferential outer wall of the second connecting rod is fixedly connected with a ratchet wheel, the top of the second connecting rod is fixedly connected with a working disc, the upper surface of the working disc is provided with three clamping mechanisms which are distributed in an annular shape at equal intervals, each clamping mechanism comprises a fixed plate, the bottom end of each fixed plate is fixedly connected to the upper surface of the working disc, one side of each fixed plate is provided with a through hole, a second screw rod is movably connected in each through hole, one end of each second screw rod is fixedly connected with a crank, the other end of each second screw rod is fixedly connected with a second clamping plate, a motor is arranged in the working disc, one end of an output shaft of the motor is fixedly connected with a transmission gear, the upper surface sliding connection of working disc has first splint, and the bottom plate fixedly connected with rack of first splint, rack and drive gear intermeshing.

As the utility model discloses scheme further still, the last fixed surface of bottom plate is connected with the base, and the upper surface swing joint of base has first screw rod, and the last fixed surface of first screw rod is connected with the drilling machine.

As the utility model discloses scheme further again, the spout that three equidistance annular distributes is seted up to the upper surface of working plate, the spout respectively with fixture one-to-one.

As the utility model discloses scheme further again, first fixed slot and second fixed slot have been seted up to the upper surface of bottom plate, and the end face structure of second fixed slot is the gear type, and the specification of second fixed slot and the specification looks adaptation of ratchet.

As a further proposal, the upper surface of the bottom plate is fixedly connected with a spring, and the top end of the spring is fixedly connected with a shell.

As the utility model discloses scheme further still, a plurality of pawls of circumference outer wall fixedly connected with of shell, the bottom fixedly connected with head rod of shell, the specification of head rod and the specification looks adaptation of first fixed slot, the bottom fixedly connected with locking of head rod is detained.

As the utility model discloses further scheme again, a plurality of lower margins of bottom fixedly connected with on chassis, and lower margin evenly distributed.

The beneficial effects of the utility model are that:

1. the working plate is rotated by matching the ratchet wheel and the pawl, the working plate is fixed with the second connecting rod, the working plate drives the ratchet wheel to rotate, the rotating angle is one to a plurality of ratchet angles at each time, the ratchet teeth correspond to the second fixing grooves all the time, the working angle of the working plate can be adjusted, and when an object needs to drill a plurality of holes in different surfaces, the purpose of reducing the clamping times can be achieved by adjusting the working plate angle.

2. The working disc is rotated through the matching use of the first connecting rod, the spring and the locking buckle, after a working angle is determined, the working disc is pressed downwards, the ratchet wheel is clamped into the second fixing groove, the working disc drives the shell to move downwards, the shell drives the first connecting rod to move downwards, the first connecting rod moves downwards to enable the locking buckle to be buckled, the shell is pressed downwards after polishing is finished, the locking buckle is unlocked, the working disc resets under the action of the spring, and the convenience of the device is improved.

3. The utility model discloses a clamping device, including first splint and second splint, the rack removes, the rack drives first splint to remove, rotate the crank, the crank drives the second screw rod and rotates, make the second screw rod remove, the second screw rod drives the second splint and removes, when the article has the thin wall part to need the centre gripping, can use the inner wall position of first splint definite article, reuse the crank makes the outer wall that the second splint pressed from both sides tight article, the thin wall part of aluminium spare has been prevented to warp because the centre gripping is improper.

Drawings

Fig. 1 is a schematic perspective view of an aluminum die casting drilling and clamping device provided by the present invention;

fig. 2 is a schematic partial structural view of an aluminum die casting drilling and clamping device provided by the present invention;

fig. 3 is a schematic structural diagram of the internal structure of a housing of the aluminum die casting drilling and clamping device provided by the invention;

fig. 4 is a schematic view of a clamping structure of the aluminum die casting drilling and clamping device provided by the present invention;

fig. 5 is the utility model provides an aluminium die casting drilling clamping device's locking buckle structure schematic diagram.

In the figure: 1. a base plate; 2. a base; 3. a first screw; 4. a drilling machine; 5. a second screw; 6. a working plate; 7. a housing; 8. a first splint; 9. a second splint; 10. a fixing plate; 11. a crank; 12. ground feet; 13. a first connecting rod; 14. a first fixing groove; 15. a second connecting rod; 16. a second fixing groove; 17. a pawl; 18. a ratchet wheel; 19. a spring; 20. a rack; 21. locking the buckle; 22. a transmission gear; 23. a chute.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. It should be noted that unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "disposed" are to be construed broadly and their meaning in the context of this patent may be understood by those skilled in the art as appropriate.

Referring to fig. 1-5, a drilling and clamping device for aluminum die castings comprises a base plate 1, a second connecting rod 15 is sleeved on the upper surface of the base plate 1, a ratchet 18 is connected to the circumferential outer wall of the second connecting rod 15 in a key mode, a working disc 6 is fixed to the top of the second connecting rod 15 through bolts, the working disc 6 is rotated and fixed to the second connecting rod 15, the working disc 6 drives the ratchet 18 to rotate, each rotation angle is one to multiple ratchet angles, the working disc 6 can adjust the working angle, when an object needs to drill multiple holes in different surfaces, the purpose of reducing the clamping times can be achieved by adjusting the angle of the working disc 6, three clamping mechanisms which are distributed in an annular mode at equal intervals are arranged on the upper surface of the working disc 6 and comprise a fixing plate 10, the bottom end of the fixing plate 10 is welded to the upper surface of the working disc 6, one side of the fixing plate 10 is provided with through holes, through-hole internal thread is pegged graft and is had second screw rod 5, there is crank 11 second screw rod 5's one end through bolt fastening, second screw rod 5's other end welding has second splint 9, the inside of working disk 6 is equipped with the motor, the one end key-type of motor output shaft has drive gear 22, the last surface sliding connection of working disk 6 has first splint 8, the bottom plate fixedly connected with rack 20 of first splint 8, rack 20 and drive gear 22 intermeshing, when the article has the thin wall part to need the centre gripping, the inner wall position of article can be confirmed to usable first splint 8, reuse crank 11 makes the outer wall that second splint 9 pressed from both sides tight article, the deformation because the centre gripping is improper has been prevented to aluminium spare thin wall part.

In the utility model, a base 2 is fixed on the upper surface of a bottom plate 1 through bolts, a first screw 3 is connected on the upper surface of the base 2 through threads, a drilling machine 4 is welded on the upper surface of the first screw 3, three chutes 23 which are distributed annularly at equal intervals are arranged on the upper surface of a working disc 6, the chutes 23 are respectively corresponding to clamping mechanisms one by one, the clamping mechanisms can slide along the chutes 23, a first fixing groove 14 and a second fixing groove 16 are arranged on the upper surface of the bottom plate 1, the end surface structure of the second fixing groove 16 is a gear type, the specification of the second fixing groove 16 is matched with the specification of a ratchet 18, a spring 19 is welded on the upper surface of the bottom plate 1, a shell 7 is welded on the top end of the spring 19, a plurality of pawls 17 are fixed on the circumferential outer wall of the shell 7 through bolts, a first connecting rod 13 is welded on the bottom of the shell 7, the specification of the first connecting rod 13 is matched with the specification of the first fixing groove 14, the bottom welding of head rod 13 has locking buckle 21, and shell 7 drives head rod 13 and moves down, and head rod 13 moves down makes locking buckle 21 buckle, pushes down shell 7 after the article that polishes finishes, makes locking buckle 21 unblock, and the working disc 6 resets under the effect of spring 19, and the bottom of chassis 1 is fixed with a plurality of lower margin 12 through the bolt, and lower margin 12 evenly distributed.

The working principle is as follows: when a plurality of holes need to be drilled on the aluminum die casting, the angle of the aluminum die casting is selected, the aluminum die casting is placed in the center of a working disc 6, a motor is started, the motor drives a gear 22 to rotate, the gear 22 drives a rack 20 to move, the rack 20 drives a first clamping plate 8 to move, so that the aluminum die casting is clamped, the working disc 6 is pressed downwards, the working disc 6 drives a shell 7 and a ratchet 18 to move downwards, the ratchet 18 is clamped into a second fixing groove 16, simultaneously, when the shell 7 moves downwards, a locking buckle enters a locking state, the working disc 6 is fixed, a drilling machine 4 is started to polish, after polishing is completed, the shell 7 is pressed downwards, so that the locking buckle 21 is unlocked, under the action of a spring 19, the working disc 6 is reset, the working disc is rotated, another working surface is determined, the operations are repeated, when the thin-walled part of the aluminum die casting needs to be clamped, the motor is started, the gear 22 is driven by the motor, the gear 22 drives the rack 20 to move, the rack 20 drives the first clamping plate 8 to move, the crank 11 is rotated, the crank 11 drives the second screw 5 to rotate, the second screw 5 is made to move, the second screw 5 drives the second clamping plate 9 to move, the position of the inner wall of the object can be determined by using the first clamping plate 8, and the crank 11 is used for enabling the second clamping plate to clamp 9 tightly the outer wall of the object, so that the deformation of the thin-wall part of the aluminum part due to improper clamping is prevented.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The aluminum die casting drilling and clamping device comprises a base plate (1) and is characterized in that a second connecting rod (15) is movably connected to the upper surface of the base plate (1), a ratchet wheel (18) is fixedly connected to the outer wall of the circumference of the second connecting rod (15), a working disc (6) is fixedly connected to the top of the second connecting rod (15), three clamping mechanisms which are distributed in an annular mode at equal intervals are arranged on the upper surface of the working disc (6), each clamping mechanism comprises a fixing plate (10), the bottom end of each fixing plate (10) is fixedly connected to the upper surface of the working disc (6), a through hole is formed in one side of each fixing plate (10), a second screw rod (5) is movably connected into the through hole, a crank (11) is fixedly connected to one end of each second screw rod (5), a second clamping plate (9) is fixedly connected to the other end of each second screw rod (5), a motor is arranged inside each working disc (6), one end of the motor output shaft is fixedly connected with a transmission gear (22), the upper surface of the working disc (6) is connected with a first clamping plate (8) in a sliding mode, a bottom plate of the first clamping plate (8) is fixedly connected with a rack (20), and the rack (20) is meshed with the transmission gear (22).

2. The aluminum die casting drilling and clamping device is characterized in that a base (2) is fixedly connected to the upper surface of the base plate (1), a first screw (3) is movably connected to the upper surface of the base (2), and a drilling machine (4) is fixedly connected to the upper surface of the first screw (3).

3. The aluminum die casting drilling and clamping device as claimed in claim 1, wherein the upper surface of the working disc (6) is provided with three sliding grooves (23) which are distributed annularly at equal intervals, and the sliding grooves (23) are respectively in one-to-one correspondence with the clamping mechanisms.

4. The aluminum die casting drilling and clamping device is characterized in that a first fixing groove (14) and a second fixing groove (16) are formed in the upper surface of the base plate (1), the end face of the second fixing groove (16) is of a gear type, and the specification of the second fixing groove (16) is matched with that of the ratchet wheel (18).

5. An aluminum die casting drilling clamping device as claimed in claim 4, characterized in that a spring (19) is fixedly connected to the upper surface of the bottom plate (1), and a housing (7) is fixedly connected to the top end of the spring (19).

6. An aluminum die casting drilling and clamping device as claimed in claim 5, characterized in that a plurality of pawls (17) are fixedly connected to the circumferential outer wall of the housing (7), a first connecting rod (13) is fixedly connected to the bottom of the housing (7), the specification of the first connecting rod (13) is matched with that of the first fixing groove (14), and a locking buckle (21) is fixedly connected to the bottom end of the first connecting rod (13).

7. An aluminum die casting drilling and clamping device as claimed in claim 5, characterized in that a plurality of ground feet (12) are fixedly connected to the bottom of the base plate (1), and the ground feet (12) are uniformly distributed.