CN217912934U

CN217912934U - Hole forming device for middle part of gear

Info

Publication number: CN217912934U
Application number: CN202221261330.2U
Authority: CN
Inventors: 罗祖孟
Original assignee: Shenzhen Guogong Technology Co ltd
Current assignee: Shenzhen Guogong Technology Co ltd
Priority date: 2022-05-24
Filing date: 2022-05-24
Publication date: 2022-11-29
Anticipated expiration: 2032-05-24

Abstract

The utility model relates to a gear trompil technical field, concretely relates to gear middle part trompil device, including slide mechanism, slide mechanism includes the base, four corners on base top all are fixed with support frame one, four be fixed with the backup pad between the support frame inside wall, the square groove has been seted up on the backup pad top, the sliding connection of square inslot portion has the mechanism of placing, the slide mechanism top is fixed with driving mechanism, the inboard top sliding connection of slide mechanism has drilling mechanism. The utility model discloses in, through control motor two pass through under gear one, gear two and the three mutual effects of gear, starting through the pneumatic cylinder, make drill bit contact gear and to its drilling, set up two sets of groups of placing, when a set of completion drilling, but another a set of and to its completion drilling of quick replacement reduces the time gap between the change gear, improves work efficiency, reduces artifical fatigue.

Description

Gear middle part trompil device

Technical Field

The utility model relates to a gear trompil technical field, concretely relates to gear middle part trompil device.

Background

The gear is a mechanical element with a gear on a wheel rim which is continuously engaged to transmit motion and power, and the gear can be divided into a gear tooth, a tooth socket, an end face, a normal face, an addendum circle, a dedendum circle, a base circle, a reference circle and the like according to the structure. The steel commonly used for manufacturing the gear comprises quenched and tempered steel, quenched steel, carburized and quenched steel and nitrided steel, the gear manufactured by any material needs to be drilled in the middle of the gear in the machining process, and the shape and the size of the hole are machined by using a drilling device as required.

The existing part of drilling devices need to manually place workpieces to be processed on stations to be processed, fix gears to be drilled, then perform drilling operation, finally take out the gears drilled with holes, and repeat the operations.

SUMMERY OF THE UTILITY MODEL

In order to overcome the technical problems, the utility model aims to provide a punching device for the middle part of a gear, which is provided with two groups of placing groups, when one group completes drilling, the other group can be quickly replaced and drilling can be completed, so that the time gap between gears can be reduced, the working efficiency can be improved, and the artificial fatigue can be reduced; the gear can be drilled to the desired hole size by changing different bits.

The purpose of the utility model can be realized by the following technical proposal:

a hole drilling device for the middle of a gear comprises a sliding mechanism, wherein the sliding mechanism comprises a base, a first support frame is fixed at each of four corners of the top end of the base, a support plate is fixed between the inner side walls of the first four support frames, a square groove is formed in the top end of the support plate, a placement mechanism is connected inside the square groove in a sliding mode, a power mechanism is fixed at the top end of the sliding mechanism, and a drilling mechanism is connected to the top end of the inner side of the sliding mechanism in a sliding mode;

the placing mechanism comprises a sliding plate, the sliding plate is connected with the square groove in a sliding mode, the two long side walls of the sliding plate are fixed with U-shaped sliding blocks, the end portions of the sliding plate are provided with two symmetrical placing groups, and through the arrangement of the structure, the gears needing drilling can be rapidly replaced.

Further, the method comprises the following steps: the placing set comprises a first three round hole and a second three round hole which are formed in the top end of a sliding plate, a round groove is formed in the inner wall of the first round hole, the second round hole penetrates through the round groove, a first round rod is connected to the inner wall of the second round hole in a rotating mode, a first clamping block is fixed to the inner wall of the round groove, a toothed block is fixed to one end of the clamping block, one end of the first clamping block is located at the position of the toothed block and meshed with the second clamping block, a third round hole is formed in one side of the top end of the second clamping block, a second round rod is connected to the outer wall of the third round hole in a rotating mode, two ends of the round rod are fixedly connected with the inner wall of the round groove, an arc-shaped protruding block is fixed to the inner wall of the first clamping block and the inner wall of the second clamping block, the placing set further comprises a first motor fixedly connected to the top end of the sliding plate, a single-groove belt pulley is fixed to the outer wall of the first round rod and the outer wall of the round rod is fixed to the round groove, a double-groove belt pulley is connected between the single-groove pulley and the double-groove pulley, and a gear needing to be drilled can be fixed and a gear needing to be drilled is used for completing drilling.

Further, the method comprises the following steps: the spout has been seted up to a support frame top inside wall, three through-hole has been seted up to the square groove inner wall, U type groove has all been seted up to two inside walls of square groove, U type groove and U type slider sliding connection through setting up above-mentioned structure, can make the produced piece of drilling pass through the through-hole and discharge.

Further, the method comprises the following steps: power unit includes the footstock, the footstock bottom is fixed with two symmetrical pneumatic cylinders, the pneumatic cylinder bottom mounting has hydraulic telescoping rod, four corners in footstock bottom all are fixed with support frame two, two bottom mountings of support frame have the horizontal bar, horizontal bar inside wall and two support frame one top lateral wall fixed connection, through setting up the pneumatic cylinder, make it promote and contract drilling mechanism.

Further, the method comprises the following steps: drilling mechanism includes the movable plate, two hydraulic telescoping rod one end all with movable plate top fixed connection, movable plate top one side is fixed with motor two, the axis of rotation top outer wall of motor two is fixed with gear one, movable plate top activity embedding has a plurality of dwangs, and dwang one end runs through the movable plate, dwang one end outer wall is fixed with gear two, dwang other end activity embedding has the drill bit, the movable plate top is fixed with two round bars three, the outer swivelling joint in three tops of round bar has gear three, two the meshing is connected with gear three between the gear two, gear one is connected with the meshing of gear two, through setting up above-mentioned structure, but the simultaneous control drill bit rotates.

The method is further characterized in that: two sliding blocks are fixed at two ends of the outer sides of two long edges of the moving plate and are in sliding connection with the sliding grooves, so that the sliding mechanism can slide up and down under the driving of the sliding blocks.

Further, the method comprises the following steps: the drill bit is detachably connected with the rotating rod, so that holes with different sizes can be drilled.

The utility model has the advantages that:

1. the gear that will carry out drilling through controlling a set of motor of placing group starts, carry out the centre gripping at the gear that will carry out drilling, make it be located directly over the backup pad promoting the slide, this moment, gear two is passed through to the motor two, under gear two and the three mutual effect of gear, make the drill bit rotate, starting through the pneumatic cylinder, make hydraulic telescoping rod promote drilling mechanism lapse, make drill bit contact gear and drill to it, place the group through setting up two sets of, when a set of completion drilling, but another group of quick replacement is and accomplish drilling to it, reduce the time gap between the change gear, and utilize clamp splice one and clamp splice two to be convenient for release the gear that finishes processing, and the work efficiency is improved, and the work load of staff is reduced.

Drawings

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

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

FIG. 2 is a schematic view of the structure of the sliding mechanism of the present invention;

FIG. 3 is a schematic cross-sectional view of the support plate of the present invention;

FIG. 4 is a schematic structural view of a placement mechanism of the present invention;

FIG. 5 is a schematic view of the structure of the placement group of the present invention;

FIG. 6 is a schematic view of the structure of the middle slide plate and the clamping block;

fig. 7 is a schematic view of the structure of the power mechanism of the present invention;

fig. 8 is a schematic view of the structure of the drilling mechanism of the present invention.

In the figure: 100. a sliding mechanism; 110. a base; 120. a first support frame; 121. a chute; 130. a support plate; 131. a square groove; 132. a through hole; 133. a U-shaped groove; 200. a placement mechanism; 210. a slide plate; 211. a first round hole; 212. a circular groove; 213. a second round hole; 220. a U-shaped slider; 230. placing the groups; 231. a first round rod; 232. a first clamping block; 233. a second clamping block; 234. a third round hole; 235. a second round bar; 236. a first motor; 237. A single-groove pulley; 238. a double grooved pulley; 239. a belt; 300. a power mechanism; 310. a top seat; 320. A hydraulic cylinder; 330. a hydraulic telescopic rod; 340. a second support frame; 350. a horizontal bar; 400. a drilling mechanism; 410. Moving the plate; 420. a second motor; 430. a first gear; 440. rotating the rod; 450. a second gear; 460. a drill bit; 470. a third round bar; 480. a third gear; 490. a slide block.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely below with reference to the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, rather than all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1 to 8, a device for drilling a hole in the middle of a gear includes a sliding mechanism 100, the sliding mechanism 100 includes a base 110, a first support frame 120 is fixed at each of four corners of the top end of the base 110, a support plate 130 is fixed between inner side walls of the first support frames 120, a square groove 131 is formed at the top end of the support plate 130, a placing mechanism 200 is slidably connected inside the square groove 131, a power mechanism 300 is fixed at the top end of the sliding mechanism 100, and a drilling mechanism 400 is slidably connected at the top end of the inner side of the sliding mechanism 100;

place mechanism 200 and include slide 210, slide 210 and square groove 131 sliding connection, the two long limit lateral walls of slide 210 all are fixed with U type slider 220, and slide 210 tip is provided with symmetrical two sets of groups 230 of placing, through setting up above-mentioned structure, can make the gear that needs the drilling carry out quick replacement.

Placing group 230 includes three round hole one 211 and three round hole two 213 seted up on slide 210 top, round hole one 211 inner wall has seted up circular slot 212, round hole two 213 runs through circular slot 212, round hole two 213 inner walls rotate and are connected with round bar one 231, round bar one 231 outer wall is located circular slot 212 inside and is fixed with clamp splice one 232, clamp splice one 232 one end is fixed with the dog, clamp splice one 232 one end is located dog position department meshing and is connected with clamp splice two 233, clamp splice two 233 top one side has seted up round hole three 234, round hole three 234 inner wall rotates and is connected with round bar two 235, round bar two 235 both ends and circular slot 212 inner wall fixed connection, clamp splice one 232 and clamp splice two 233 inner wall all are fixed with the arc lug, placing group 230 still includes at slide 210 top fixed connection's motor one 236, the axis of rotation of motor one 236 outer wall and the round bar one 231 outer wall that is close to slide 210 middle all are fixed with single groove 237, two round bar one 231 outer walls all are fixed with double flute belt pulley 238, the gear wheel that just needs to release through the fixed drilling gear and the fixed gear that the structure is connected with two double flute belt pulleys.

The sliding groove 121 is formed in the inner side wall of the top of the first support frame 120, the three through holes 132 are formed in the inner wall of the square groove 131, the U-shaped groove 133 is formed in each of the two inner side walls of the square groove 131, the U-shaped groove 133 is slidably connected with the U-shaped sliding block 220, and through the arrangement of the structure, chips generated by drilling can be discharged through the through holes 132.

Power unit 300 includes footstock 310, and footstock 310 bottom mounting has two symmetrical pneumatic cylinders 320, and pneumatic cylinder 320 bottom mounting has hydraulic telescoping rod 330, and four corners in footstock 310 bottom all are fixed with two support frames 340, and two 340 bottom mountings of support frame have horizontal bar 350, and horizontal bar 350 inside wall and two 120 top lateral walls fixed connection of support frame are through setting up pneumatic cylinder 320, make it promote and shrink drilling mechanism 400.

The drilling mechanism 400 comprises a moving plate 410, one ends of two hydraulic telescopic rods 330 are fixedly connected with the top end of the moving plate 410, a second motor 420 is fixed on one side of the top end of the moving plate 410, a first gear 430 is fixed on the outer wall of the top end of a rotating shaft of the second motor 420, a plurality of rotating rods 440 are movably embedded in the top end of the moving plate 410, one end of each rotating rod 440 penetrates through the moving plate 410, a second gear 450 is fixed on the outer wall of one end of each rotating rod 440, a drill bit 460 is movably embedded in the other end of each rotating rod 440, two third round rods 470 are fixed on the top end of the moving plate 410, a third gear 480 is rotatably connected outside the top end of each third round rod 470, a third gear 480 is connected between the two second gears 450 in a meshing mode, the first gear 430 is connected with the second gear 450 in a meshing mode, and the drill bits 460 can be simultaneously controlled to rotate through the arrangement of the structure.

Two sliding blocks 490 are fixed at two ends of the outer sides of two long sides of the moving plate 410, and the sliding blocks 490 are slidably connected with the sliding grooves 121, so that the drilling mechanism 400 can slide up and down under the driving of the sliding blocks 490; the drill bit 460 is detachably connected to the rotating rod 440, so that holes with different sizes can be drilled.

The working principle is as follows: when the drilling machine is used, a plurality of gears are placed in the placing group 230 and located in the first round hole 211, the first motor 236 is started, the single-groove belt pulley 237 and the double-groove belt pulley 238 rotate under the action of the belt 239, the first round rod 231 drives the first clamping block 232, the rack at one end of the first clamping block 232 drives the second clamping block 233 to rotate, the first clamping block 232 and the second clamping block 233 clamp the gears, the sliding plate 210 is pushed to one side, the placing group 230 where the gears are placed slides to the position right above the supporting plate 130, the second motor 420 is started, the drill bit 460 rotates under the interaction of the first gear 430, the second gear 450 and the third gear 480, the hydraulic cylinder 320 is started, the drilling mechanism 400 slides downwards through the sliding block 490 under the pushing of the hydraulic telescopic rod 330, during the downward movement, when the drill bit 460 contacts with the gears, when the drilling is completed, the hydraulic telescopic rod 330 retracts to drive the drilling mechanism 400 to lift upwards, the sliding plate 210 is pushed to the other side, at the forward and backward rotation of the motor 236 is controlled, the drilling mechanism can release the clamped gears, the drilling operation of the gears is performed, the drilling is performed, and the drilling efficiency is improved again, and the drilling operation of another gear 400 is completed.

In the description herein, references to the description of "one embodiment," "an example," "a specific example," etc., mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.

The foregoing is illustrative and explanatory only, and various modifications, additions and substitutions as described for the specific embodiments described herein may be made by those skilled in the art without departing from the scope of the invention or exceeding the scope of the invention as defined in the claims.

Claims

1. A hole opening device for the middle of a gear comprises a sliding mechanism (100), and is characterized in that the sliding mechanism (100) comprises a base (110), first support frames (120) are fixed at four corners of the top end of the base (110), a support plate (130) is fixed between the inner side walls of the first support frames (120), a square groove (131) is formed in the top end of the support plate (130), a placing mechanism (200) is connected in the square groove (131) in a sliding mode, a power mechanism (300) is fixed at the top end of the sliding mechanism (100), and a drilling mechanism (400) is connected at the top end of the inner side of the sliding mechanism (100) in a sliding mode;

place mechanism (200) including slide (210), slide (210) and square groove (131) sliding connection, two long limit lateral walls of slide (210) all are fixed with U type slider (220), slide (210) tip is provided with symmetrical two sets of group (230) of placing.

2. The device for punching the middle of the gear according to claim 1, wherein the placing group (230) comprises a first circular hole (211) and a second circular hole (213) which are formed at the top end of the sliding plate (210), a circular groove (212) is formed in the inner wall of the first circular hole (211), the second circular hole (213) penetrates through the circular groove (212), a first circular rod (231) is rotatably connected to the inner wall of the second circular hole (213), a first clamping block (232) is fixedly arranged inside the circular groove (212) on the outer wall of the first circular rod (231), a toothed block is fixedly arranged at one end of the first clamping block (232), a second clamping block (233) is connected to the position of the toothed block in a meshing manner at one end of the first clamping block (232), a third circular hole (234) is formed in one side of the top end of the second clamping block (233), a second circular rod (235) is rotatably connected to the inner wall of the circular hole (234), two ends of the second circular rod (235) are fixedly connected to the inner wall of the circular groove (212), arc-shaped convex blocks are fixedly arranged on the inner walls of the first clamping block (232) and the second clamping block (233), the sliding plate (230) and a single pulley (236) is fixedly arranged on the outer wall of the sliding plate, and a single pulley (236) which is fixedly arranged near the outer wall of the sliding plate (210), and a single pulley (236) and a motor (236) is fixedly arranged on the outer wall of the sliding plate (210), belts (239) are rotationally connected between the single-groove belt pulley (237) and the adjacent double-groove belt pulley (238) and between the two double-groove belt pulleys (238).

3. The device for forming the hole in the middle of the gear according to claim 1, wherein a sliding groove (121) is formed in an inner side wall of the top of the first support frame (120), three through holes (132) are formed in an inner wall of the square groove (131), two inner side walls of the square groove (131) are both provided with a U-shaped groove (133), and the U-shaped groove (133) is slidably connected with the U-shaped sliding block (220).

4. The device for forming the hole in the middle of the gear according to claim 1, wherein the power mechanism (300) comprises a top base (310), two symmetrical hydraulic cylinders (320) are fixed to the bottom end of the top base (310), a hydraulic telescopic rod (330) is fixed to the bottom end of each hydraulic cylinder (320), two support frames (340) are fixed to four corners of the bottom end of the top base (310), a cross bar (350) is fixed to the bottom ends of the two support frames (340), and the inner side wall of the cross bar (350) is fixedly connected with the outer side walls of the tops of the two support frames (120).

5. The device for drilling the middle of the gear according to claim 4, wherein the drilling mechanism (400) comprises a moving plate (410), one end of each of the two hydraulic telescopic rods (330) is fixedly connected with the top end of the moving plate (410), one side of the top end of the moving plate (410) is fixedly provided with a second motor (420), the outer wall of the top end of the rotating shaft of the second motor (420) is fixedly provided with a first gear (430), the top end of the moving plate (410) is movably embedded with a plurality of rotating rods (440), one end of each rotating rod (440) penetrates through the moving plate (410), the outer wall of one end of each rotating rod (440) is fixedly provided with a second gear (450), the other end of each rotating rod (440) is movably embedded with a drill bit (460), the top end of the moving plate (410) is fixedly provided with two third round rods (470), the outer end of each round rod (470) is rotatably connected with a third gear (480), the third gear (480) is meshed between the two second gears (450), and the first gear (430) is meshed with the second gear (450).

6. The device for drilling the middle of the gear according to claim 5, wherein two sliding blocks (490) are fixed at two ends of the outer sides of two long sides of the moving plate (410), and the sliding blocks (490) are in sliding connection with the sliding grooves (121).

7. A mid-gear tapping device according to claim 5 wherein the drill bit (460) is removably connected to the rotatable shaft (440).