CN210147453U

CN210147453U - Porous tapping feeding device

Info

Publication number: CN210147453U
Application number: CN201920674093.4U
Authority: CN
Inventors: 周传海; 潘文忠; 沈建国; 张勇; 仇伟伟; 薛丰
Original assignee: Yancheng Yaohui Civil Air Defence Protection Equipment Technology Co Ltd
Current assignee: Yancheng Yaohui Civil Air Defence Protection Equipment Technology Co Ltd
Priority date: 2019-05-10
Filing date: 2019-05-10
Publication date: 2020-03-17
Anticipated expiration: 2029-05-10

Abstract

The utility model provides a multi-hole tapping feeding device, which comprises a workbench, a clamp, a drilling mechanism, a tapping mechanism and a material pushing cylinder; the clamp is fixed on the workbench and comprises a left clamping plate and a right clamping plate, a feeding gap is reserved between the left clamping plate and the right clamping plate, and a clamping oil cylinder is mounted on the right clamping plate and can clamp a workpiece; the base is also provided with a material pushing cylinder which can push a workpiece to the front side; a plurality of guide holes are respectively formed in the left clamping plate and the right clamping plate; the drilling mechanism and the tapping mechanism are respectively positioned on the left side and the right side of the clamp and are driven by an electric lead screw to feed, the drilling mechanism comprises a drilling power head and a drill bit fixing sleeve, the tapping mechanism comprises a tapping power head and a screw tap fixing sleeve, the drill bit fixing sleeve is matched with a guide hole in the left clamping plate, and the screw tap fixing sleeve is matched with a guide hole in the right clamping plate. The utility model discloses can go up unloading fast, machining efficiency is high, and the clamp force is reliable and stable, and the machining precision is high, and drilling and tapping feed volume are accurate controllable.

Description

Porous tapping feeding device

Technical Field

The utility model belongs to the technical field of mechanical equipment, concretely relates to porous tapping feeding device.

Background

Mechanical parts often need drill and tap to metal work piece in the course of working, and my company has developed a set of drilling and tapping all-in-one before, presss from both sides the work piece tightly in the clearance between two fixed plates through the hydro-cylinder, utilizes drilling mechanism and tapping mechanism to drill, tap to metal work piece respectively, has reduced machining error by a wide margin, has improved machining efficiency. However, the workpiece feeding gap on the all-in-one machine is usually narrow, so that the workpiece can be fed and discharged from the top of the clamp only, and a hand cannot extend into the gap quickly to take the workpiece, so that the machining efficiency is influenced; if the feeding gap is directly enlarged, the size of the equipment is increased, the equipment is heavy and large, the occupied space is large, on the other hand, the action stroke of the clamping oil cylinder needs to be lengthened, the clamping force of the clamping oil cylinder is influenced, the working stability of the equipment is reduced, and therefore the equipment needs to be further improved.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a porous tapping feeding device can go up unloading fast, and machining efficiency is high to the clamp force is reliable and stable, can not influence the machining precision because of the clamp force is not enough.

The utility model provides a following technical scheme:

a multi-hole tapping feeding device comprises a workbench, a clamp, a drilling mechanism, a tapping mechanism and a material pushing cylinder;

the base of the clamp is fixed on the workbench, the clamp comprises a left clamping plate and a right clamping plate which are fixed on the base and are oppositely arranged, a feeding gap for placing a workpiece is reserved between the left clamping plate and the right clamping plate, a clamping oil cylinder is arranged on the right clamping plate, and an output shaft of the clamping oil cylinder can extend into the feeding gap to clamp the workpiece; the base is also provided with a material pushing cylinder, the material pushing cylinder is positioned at the rear side of the workpiece, and a piston rod of the material pushing cylinder can push the workpiece to the front side; a plurality of guide holes are respectively formed in the left clamping plate and the right clamping plate; an inclined support is arranged on one side, far away from the feeding gap, of the left clamping plate, and the bottom end of the inclined support is fixed on the base;

the drilling mechanism and the tapping mechanism are respectively arranged on the left side and the right side of the clamp, and the two electric screw rods can respectively drive the drilling mechanism and the tapping mechanism to move towards the clamp; the drilling mechanism comprises a drilling power head and a plurality of drill bit fixing sleeves mounted on the drilling power head, the tapping mechanism comprises a tapping power head and a plurality of screw tap fixing sleeves mounted on the tapping power head, the positions of the drill bit fixing sleeves are matched with the guide holes in the left clamping plate, and the positions of the screw tap fixing sleeves are matched with the guide holes in the right clamping plate.

Preferably, a strip-shaped chip removal hole is formed in the base, the chip removal hole is located in the feeding gap and close to one side of the right clamping plate, and the chip removal hole is parallel to the placing direction of the workpiece.

Preferably, the top of the right splint is provided with an air pipe, the air pipe is communicated with an external compressed air source through an air inlet interface, the air pipe is provided with an air injection hose, and the outlet direction of the air injection hose faces downwards.

Preferably, the number of the air injection hoses is plural, and the plural air injection hoses are respectively installed above the guide holes.

Preferably, the top of the left clamping plate and the top of the right clamping plate are both provided with a cooling liquid pipe, the cooling liquid pipes are communicated with an external cooling liquid supply device through liquid inlet interfaces, liquid spraying hoses are respectively arranged above all the guide holes on the cooling liquid pipes, and the outlet directions of the liquid spraying hoses face downwards.

Preferably, the left clamping plate and the drilling mechanism and the right clamping plate and the tapping mechanism are connected through guide rails respectively, and the drilling mechanism and the tapping mechanism can move linearly along the guide rails.

The utility model has the advantages that: the utility model discloses set up left splint and right splint on anchor clamps, the tight hydro-cylinder of installation clamp fixes the work piece on right splint, installs drilling mechanism and tapping mechanism respectively in the left and right sides of anchor clamps, and this device removes according to the feed rate of setting for through electronic lead screw drive drilling mechanism and tapping mechanism, drills and the tapping to the work piece. When the utility model is used for feeding, the workpiece is horizontally pushed into the feeding gap from the front of the feeding gap; the material pushing cylinder is installed on the clamp base, during blanking, the material pushing cylinder can push the workpiece out of the feeding gap in a forward and flat mode, a hand does not need to stretch into the feeding gap to take the workpiece, blanking is rapid and efficient, and operation is convenient and labor-saving. The clamp force of the left clamping plate to the workpiece is strengthened through the inclined support, the left clamping plate is prevented from shaking or skewing due to the fact that the left clamping plate is subjected to the thrust of the clamping oil cylinder in the drilling and tapping process, and machining precision is guaranteed.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic top view of the present invention;

fig. 2 is a schematic front view of the present invention;

labeled as: 1. a work table; 2. a clamp; 3. a drilling mechanism; 4. a tapping mechanism; 5. a left splint; 6. a right splint; 7. a feed gap; 8. clamping the oil cylinder; 9. a workpiece; 10. a material pushing cylinder; 11. a guide rail; 12. drilling a power head; 13. a drill bit fixing sleeve; 14. tapping the power head; 15. a screw tap fixing sleeve; 16. chip removal holes; 17. a scrap collecting box; 18. an air tube; 19. an air inlet interface; 20. an air injection hose; 21. a coolant tube; 22. a liquid inlet interface; 23. a liquid spraying hose; 24. obliquely supporting; 25. a guide hole; 26. an electric screw rod.

Detailed Description

As shown in fig. 1 and 2, the multi-hole tapping feeding device comprises a workbench 1, a clamp 2, a drilling mechanism 3, a tapping mechanism 4 and a material pushing cylinder 10. On anchor clamps 2's base was fixed in workstation 1, anchor clamps 2 left splint 5 and right splint 6 that are fixed in on the base and set up relatively, left splint 5 and right splint 6 between leave the feeding clearance 7 that is used for placing work piece 9, install on the right splint 6 and press from both sides tight hydro-cylinder 8, press from both sides tight work piece 9 in tight hydro-cylinder 8's output shaft can stretch into feeding clearance 7. The base is further provided with a material pushing cylinder 10, the material pushing cylinder 10 is located on the rear side of the workpiece 9, a piston rod of the material pushing cylinder 10 can push the workpiece 9 to the front side, and the material pushing cylinder with a proper output stroke is selected to push the front end of the workpiece out of the feeding gap 7 by a certain distance, so that the workpiece 9 can be taken conveniently. The left clamping plate 5 and the right clamping plate 6 are respectively provided with a plurality of guide holes 25 for guiding a drill bit and a screw tap. An inclined support 24 is arranged on one side of the left clamping plate 5 far away from the feeding gap 7, and the lower end of the inclined support 24 is fixed on the base. The clamping force of the left clamping plate 5 on the workpiece 9 is enhanced through the inclined supports 24, the phenomenon that the left clamping plate 5 shakes or deflects due to the thrust of the clamping oil cylinder 8 in the drilling and tapping process is prevented, and the machining precision is improved.

The two electric screw rods 26 are installed on the workbench 1, the drilling mechanism 3 and the tapping mechanism 4 are oppositely located on the left side and the right side of the clamp 2 and are respectively installed on the two electric screw rods 26, the two electric screw rods 26 can respectively drive the drilling mechanism 3 and the tapping mechanism 4 to move towards the clamp 2, and the drilling feeding speed is matched with the tapping feeding speed through the motor rotating speed of the electric screw rods 26. The left clamping plate 5 and the drilling mechanism 3 and the right clamping plate 6 and the tapping mechanism 4 are connected through guide rails 11 respectively, and the guide rails play a role in accurately guiding the linear movement of the drilling mechanism 3 and the tapping mechanism 4. Drilling mechanism 3 includes drilling unit head 12 and installs a plurality of drill bit locking bushing 13 on drilling unit head 12, and drill bit locking bushing 13's position cooperatees with guiding hole 25 on the left splint 5, adopts the mode installation drill bit of key-type connection in the drill bit locking bushing 13, and concrete mounting structure is: the drill bit fixing sleeve 13 and one end of the drill bit are both provided with key holes with the same size, a flat key matched with the key holes is inserted into the two key holes, a fixing sleeve is sleeved outside the drill bit fixing sleeve 13, and the flat key is clamped in the key holes. When the drilling power head 12 works, the drill bit penetrates through the guide hole in the left clamping plate 5 to drill the workpiece 9. The tapping mechanism 4 comprises a tapping power head 14 and a plurality of screw tap fixing sleeves 15 installed on the tapping power head 14, the positions of the screw tap fixing sleeves 15 are matched with guide holes in the right clamping plate 6, screw taps are installed in the screw tap fixing sleeves 15 in a key connection mode, and when the tapping power head 14 works, the screw taps tap the workpiece 9 after penetrating through the guide holes in the right clamping plate 6.

A strip-shaped chip removal hole 16 is formed in the base, the chip removal hole 16 is located in the feeding gap 7 and close to one side of the right clamping plate 6, and the chip removal hole 16 is parallel to the placing direction of the workpiece 9. Due to the fact that the feeding gap 7 is narrow, sundries in the feeding gap are difficult to clean, and the sundries can be discharged out of the feeding gap 7 in time through the scrap discharging holes 16 in the base. A chip collecting box 17 is arranged below the clamp 2 on the workbench 1, the chip removing holes 16 are communicated with the chip collecting box 17, and sundry chips fall into the chip collecting box 17 through the chip removing holes 16, so that centralized cleaning is facilitated.

An air pipe 18 is installed at the top of the right splint 6, the air pipe 18 is communicated with an external compressed air source through an air inlet interface 19, an air injection hose 20 is installed on the air pipe 18, and the outlet direction of the air injection hose 20 faces downwards. The number of the air injection hoses 20 is two, and the two air injection hoses are respectively installed above the guide holes 25. The air injection hose 20 blows compressed air into the chip removal hole 16 to purge the chips in the feeding gap 7 from the chip removal hole 16.

The top parts of the left clamping plate 5 and the right clamping plate 6 are provided with mutually communicated cooling liquid pipes 21, the cooling liquid pipes 21 are communicated with an external cooling liquid supply device through liquid inlet interfaces 22, liquid spraying hoses 23 are respectively arranged on the cooling liquid pipes 21 right above the guide holes 25, and the outlet directions of the liquid spraying hoses 23 are downward. The spray hose 23 sprays coolant for the drilling and tapping processes, respectively.

The working principle of the device is as follows: inserting a workpiece 9 into the feeding gap 7 from the front side of the feeding gap 7, starting the clamping cylinder 8 to clamp the workpiece 9, sequentially installing a plurality of drill bits in the drill bit fixing sleeve 13, sequentially installing a plurality of screw taps in the screw tap fixing sleeve 15, starting the drilling power head 12 and the tapping power head 14, driving the drilling power head 12 to move towards the clamp 2 along the guide rail 11 by the electric screw rod 26, simultaneously drilling the workpiece 9 after the drill bits pass through the guide hole on the left clamp plate 5, driving the tapping power head 14 to move towards the clamp 2 along the guide rail 11 by the other electric screw rod, tapping the drilled hole after the screw taps pass through the guide hole on the right clamp plate 6, spraying cooling liquid to an operation point by the liquid spraying hose 23 while drilling and tapping, spraying air into the feeding gap 7 by the air spraying hose 20, and blowing sundries out of the feeding gap 7 through the scrap discharging hole 16. After tapping is completed, the drilling power head 12, the tapping power head 14 and the clamping oil cylinder 8 all return, the material pushing cylinder 10 is started, the workpiece 9 is horizontally pushed out for a certain distance from the front side of the feeding gap 7, the front end of the workpiece 9 extends out of the clamp 2, and the workpiece 9 is taken out.

Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. A multi-hole tapping feeding device is characterized by comprising a workbench, a clamp, a drilling mechanism, a tapping mechanism and a material pushing cylinder;

the base of the clamp is fixed on the workbench, the clamp comprises a left clamping plate and a right clamping plate which are fixed on the base and are oppositely arranged, a feeding gap for placing a workpiece is reserved between the left clamping plate and the right clamping plate, a clamping oil cylinder is installed on the right clamping plate, and an output shaft of the clamping oil cylinder can extend into the feeding gap to clamp the workpiece; the base is also provided with a material pushing cylinder, the material pushing cylinder is positioned at the rear side of the workpiece, and a piston rod of the material pushing cylinder can push the workpiece to the front side; a plurality of guide holes are respectively formed in the left clamping plate and the right clamping plate; an inclined support is arranged on one side, far away from the feeding gap, of the left clamping plate, and the bottom end of the inclined support is fixed on the base;

the drilling mechanism and the tapping mechanism are respectively arranged on the left side and the right side of the clamp, and the two electric screw rods can respectively drive the drilling mechanism and the tapping mechanism to move towards the clamp; drilling mechanism include the drilling unit head with install in a plurality of drill bit adapter sleeve on the drilling unit head, tapping mechanism include the tapping unit head with install in a plurality of screw tap adapter sleeve on the tapping unit head, the position of drill bit adapter sleeve with guiding hole on the left splint cooperatees, screw tap adapter sleeve's position with guiding hole on the right splint cooperatees.

2. The multi-hole tapping feeding device according to claim 1, wherein an elongated clearance hole is formed in the base, the clearance hole is located in the feeding gap on a side close to the right clamping plate, and the clearance hole is parallel to the placement direction of the workpiece.

3. The multi-hole tapping feeding device according to claim 2, wherein an air pipe is installed on the top of the right clamping plate, the air pipe is communicated with an external compressed air source through an air inlet interface, an air injection hose is installed on the air pipe, and an outlet of the air injection hose faces downwards.

4. The multi-hole tapping feed device according to claim 3, wherein said air injection hoses are plural in number, and are respectively installed above said pilot holes.

5. The multi-hole tapping feeding device according to claim 3, wherein a coolant pipe is installed on top of each of the left and right clamping plates, the coolant pipe is connected to an external coolant supply device through a liquid inlet port, a liquid spraying hose is installed on each coolant pipe right above each guiding hole, and an outlet of the liquid spraying hose faces downward.

6. The multi-hole tapping feeding device according to any one of claims 1 to 5, wherein the left clamping plate and the drilling mechanism and the right clamping plate and the tapping mechanism are connected by a guide rail, respectively, and both the drilling mechanism and the tapping mechanism can move linearly along the guide rail.