CN211248653U

CN211248653U - Pneumatic lifting tapping machine

Info

Publication number: CN211248653U
Application number: CN201921526884.9U
Authority: CN
Inventors: 张云来
Original assignee: Heyuan Jinpeng Technology Co ltd
Current assignee: Heyuan Jinpeng Technology Co ltd
Priority date: 2019-09-11
Filing date: 2019-09-11
Publication date: 2020-08-14
Anticipated expiration: 2029-09-11

Abstract

The utility model relates to a pneumatic lift tapping machine, include: the rotating mechanism comprises a servo motor, a speed reducer and a screw rod which are sequentially connected, the servo motor drives the screw rod to rotate after being decelerated by the speed reducer, and the end part of the screw rod is detachably connected with a main gear; the gear box is internally provided with a tapping gear which is in transmission meshing with the main gear, and the tapping gear is connected with a transmission joint which extends downwards and protrudes out of the gear box; the pneumatic lifting mechanism is arranged below the tapping machine head and comprises a cylinder and a lifting rod, and the cylinder drives the lifting rod to lift; the workbench is arranged below the tapping machine head and is connected with the lifting rod. The pneumatic lifting mechanism positioned below pushes the lifting table to move upwards, so that the distance between the tapping jig and the upper part is increased while the operation time is shortened, and a processed product can be taken and placed quickly and conveniently. The lead screw drives the gear to rotate, the precision is obviously improved compared with a common transmission shaft, the product quality is improved, and the reject ratio is reduced.

Description

Pneumatic lifting tapping machine

Technical Field

The utility model relates to a attack tooth machine technical field, especially relate to a pneumatic lift tooth machine of attacking.

Background

In the punching industry, products to be punched in secondary processing are usually processed by a tapping machine.

The existing tapping machine adopts a machine head lifting structure, so that the operation stroke is increased for the convenience of taking and placing products between the machine head and the tapping jig, a reasonable interval is reserved between the tapping jig and the upper part of the equipment, the equipment needs longer operation time to complete one processing period, and certain influence is caused on the production efficiency. The existing tapping machine can not tap different types of teeth simultaneously, the change of the tap hole of different tooth pitches, the tapping speed of different tooth pitches is different, the corresponding adjustment is needed, and the operation is inconvenient. The transmission shaft of the existing tapping machine only plays a transmission role, the tapping hole is not driven by a screw rod, so the quality problem often occurs, the precision is difficult to guarantee, the diameter ratio of the transmission shaft is thicker, two holes which are closer to each other need tapping, the interference between the transmission shaft and the transmission shaft cannot be achieved by one-time tapping, the side surface of a product is bent if the hole needs tapping, the transmission joint below the gear box of the equipment is not matched with the joint model of the flexible shaft, the flexible shaft cannot be additionally arranged, the side surface tapping cannot be realized, so that equipment addition procedures are increased to correspond, the production efficiency is low, the production cost is high, and the tapping machine cannot adapt to a severe market competition environment.

SUMMERY OF THE UTILITY MODEL

In view of the above, it is desirable to provide a pneumatic lifting tapping machine capable of quickly and conveniently picking and placing processed products.

In order to solve the technical problem, the utility model discloses a technical scheme be: a pneumatic elevating tapping machine comprising: the rotating mechanism comprises a servo motor, a speed reducer and a screw rod which are sequentially connected, the servo motor drives the screw rod to rotate after being decelerated by the speed reducer, and a main gear is detachably connected to the end part of the screw rod; the gear box is internally provided with a tapping gear which is in transmission meshing with the main gear, and the tapping gear is connected with a transmission joint which extends downwards and protrudes out of the gear box; the pneumatic lifting mechanism is arranged below the tapping machine head and comprises an air cylinder and a lifting rod, and the air cylinder drives the lifting rod to lift; and the workbench is arranged below the tapping machine head and connected with the lifting rod.

Furthermore, a plurality of tapping gears are arranged, and the main gear is selectively meshed with one of the tapping gears directly or through transmission meshing of a transmission gear.

Furthermore, a plurality of tapping gears are arranged, and the main gear is selectively meshed with the tapping gears in a planetary direct meshing mode or in a transmission mode through a transmission gear.

Furthermore, the gear box comprises a gear box top plate and a gear box bottom plate, a plurality of sun bearing chambers and planet bearing chambers are arranged on the gear box bottom plate, four planet bearing chambers surround the sun bearing chambers to form a planet group, one of the sun bearing chambers is provided with the main gear, the other sun bearing chambers are provided with the transmission gear, the planet bearing chambers are provided with the tapping gear and the transmission gear, the adjacent planet groups are in meshing transmission through the planet gears which are diagonally adjacent, the gear box top plate is provided with auxiliary bearing chambers corresponding to the sun bearing chambers and the planet bearing chambers, the planet bearing chambers are of a through hole type structure, and bearings are arranged in the sun bearing chambers, the planet bearing chambers and the auxiliary bearing chambers.

Furthermore, the solar bearing chamber is of a blind hole type structure, the auxiliary bearing chamber matched with the main gear is of a through hole type structure, and other auxiliary bearing chambers are of blind hole type structures.

Furthermore, the transmission joint is sleeved and fixed at the center of the tapping gear and is formed by extending a central shaft at the center of the tapping gear.

Furthermore, the workbench is connected with a plurality of guide rods by taking the lifting rod as the center.

Furthermore, a plurality of threaded holes are distributed on the workbench.

The beneficial effects of the utility model reside in that: the pneumatic lifting mechanism positioned below pushes the lifting table to move upwards, so that the distance between the tapping jig and the upper part is increased while the operation time is shortened, and a processed product can be taken and placed quickly and conveniently. The lead screw drives the gear to rotate, the precision is obviously improved compared with a common transmission shaft, the product quality is improved, and the reject ratio is reduced.

Drawings

Fig. 1 is a schematic structural view of a pneumatic lifting tapping machine according to an embodiment of the present invention;

fig. 2 is a schematic structural view of a base of a pneumatic lifting tapping machine according to an embodiment of the present invention;

fig. 3 is a schematic structural view of a rotating mechanism of a pneumatic lifting tapping machine according to an embodiment of the present invention;

fig. 4 is a schematic structural view of a gear box bottom plate of a pneumatic lifting tapping machine according to an embodiment of the present invention;

fig. 5 is a schematic structural view of a tapping gear and a transmission gear of a pneumatic lifting tapping machine according to an embodiment of the present invention;

fig. 6 is a schematic structural view of a pneumatic lifting mechanism of a pneumatic lifting tapping machine according to an embodiment of the present invention.

Description of reference numerals:

100. a rotation mechanism; 110. a servo motor; 120. a speed reducer; 130. a screw rod; 200. a gear case;

210. a main gear; 220. tapping gears; 221. a drive joint; 230. a transmission gear;

240. a gear box bottom plate; 241. planet bearing chamber 242, sun bearing chamber 250, gearbox top plate;

260. a gearbox frame; 270. a bearing; 280. a central shaft; 300. a pneumatic lifting mechanism;

310. a cylinder; 320. a lifting rod; 330. a guide bar; 400. a work table; 410. a threaded hole;

500. a base; 600. recovering the oil tank; 700. a support pillar; 800. a handpiece fixing frame;

900. a frame; 910. extending the column; 920. a frame beam; 921. t-shaped groove.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the following description, with reference to the accompanying drawings and embodiments, will explain the present invention in further detail. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1-6, a pneumatic lifting tapping machine includes: the rotating mechanism 100 comprises a servo motor 110, a speed reducer 120 and a screw rod 130 which are sequentially connected, wherein the servo motor 110 drives the screw rod 130 to rotate after being decelerated by the speed reducer 120, and a main gear 210 is detachably connected to the end part of the screw rod 130; a gear box 200, wherein a tapping gear 220 which is in transmission meshing with the main gear 210 is arranged in the gear box 200, and the tapping gear 220 is connected with a transmission joint 221 which extends downwards and protrudes out of the gear box 200; the pneumatic lifting mechanism 300 is arranged below the tapping machine head and comprises an air cylinder 310 and a lifting rod 320, and the air cylinder 310 drives the lifting rod 320 to lift; the workbench 400 is arranged below the tapping machine head and connected with the lifting rod 320.

The lifting table is pushed to move upwards by the pneumatic lifting mechanism 300 located below, so that the distance between the tapping jig and the upper part is increased while the operation time is shortened, and a processed product can be taken and placed quickly and conveniently. The screw rod 130 drives the gear to rotate, so that the precision is obviously improved compared with a common transmission shaft, the product quality is improved, and the reject ratio is reduced.

Preferably, a plurality of tapping gears 220 are provided, and the main gear 210 is selectively engaged with one of the tapping gears 220 directly or through the driving engagement of the driving gear 230.

According to the different types of tooth holes, different tapping gears 220 connected with different types of tooth bars are selectively engaged, so that the tooth holes of different types are adapted.

Referring to fig. 2 to 5, a plurality of tapping gears 220 are provided, and the main gear 210 selectively engages with the plurality of tapping gears 220 in a planetary type direct engagement or a transmission manner through the transmission gear 230.

One main gear 210 simultaneously engages with a plurality of tapping gears 220, thereby simultaneously tapping a plurality of processed products having the same or different tap hole types.

Referring to fig. 2 to 5, the gearbox 200 includes a gearbox top plate 250 and a gearbox bottom plate 240, the gearbox bottom plate 240 is provided with a plurality of sun bearing chambers 242 and planet bearing chambers 241, four planet bearing chambers 241 surround the sun bearing chambers 242 to form a planet group, one of the sun bearing chambers 242 is provided with a main gear 210, the other sun bearing chambers 242 are provided with transmission gears 230, the planet bearing chambers 241 are provided with tapping gears 220 and transmission gears 230, adjacent planet groups are in meshing transmission through diagonally adjacent planet gears, the gearbox top plate 250 is provided with sub bearing chambers corresponding to the sun bearing chambers 242 and the planet bearing chambers 241, the planet bearing chambers 241 are in a through hole type structure, and the sun bearing chambers 242, the planet bearing chambers 241 and the sub bearing chambers are provided with bearings 270.

More models are added, more tooth hole models are adapted, and a plurality of groups of planet sets are arranged. The friction force between the main gear 210 and the tapping gear 220 can be reduced by the bearing 270, the operation is smoother, the main gear 210 and the tapping gear 220 are prevented from being in direct contact with the gearbox bottom plate 240 and the gearbox top plate 250 to generate friction, and the gear is prevented from moving. The through-hole type bearing chamber facilitates the extension of the transmission joint 221. The number or the positions of the tapping gears 220 can be designed conveniently according to the needs.

It can be understood that the main gear 210 is connected with the lead screw 130, the center of the transmission gear 230 and the tapping gear 220 is provided with a central shaft 280, bearings 270 are respectively sleeved on the central shaft 280 and at two ends of the transmission gear 230 and the tapping gear 220, the bearings 270 are respectively arranged in the corresponding sun bearing chamber 242, the planet bearing chamber 241 and the auxiliary bearing chamber, it can be understood that the central shaft 280 as the tapping gear 220 is a rotating shaft, and the central shaft 280 as the transmission gear 230 is a rotating shaft or a fixed shaft.

It can be understood that the number of the planetary sets is set according to the requirement, the number of the planetary wheels in each planetary set is set according to the requirement, and the number of the tapping gears 220 and the number of the transmission gears 230 in each planetary wheel are set according to the requirement.

Referring to fig. 1 to 5, the sun bearing chamber 242 has a blind hole structure, the auxiliary bearing chamber adapted to the main gear 210 has a through hole structure, and the other auxiliary bearing chambers have blind holes structures.

High strength, and can be added with lubricating oil according to the requirement. The auxiliary bearing chamber on the top plate 250 of the gearbox is a blind hole structure except the auxiliary bearing chamber matched with the main gear 210, so that foreign matters such as dust are prevented from entering.

Referring to fig. 5, the transmission joint 221 is fixed to the center of the tapping gear 220 and is formed by extending a central shaft 280 of the center of the tapping gear 220.

The structure is simple and stable, and the general transmission joint 221 is fixed in the inner hole of the tapping gear 220 through key connection.

Referring to fig. 1, 2 and 6, the table 400 is connected to a plurality of guide bars 330 centering on the lift bar 320.

The guide bar 330 centering on the lift bar 320 increases the stability of the table 400 and ensures the lift direction.

Referring to fig. 1 and 5, a plurality of threaded holes 410 are formed throughout the table 400.

The threaded hole 410 can be used for fixing a tapping jig, and on the other hand, oil injection during tapping is convenient to flow out of the threaded hole 410.

Referring to fig. 1-6, the pneumatic lifting tapping machine of the present invention comprises a base 500, and a recovered oil tank 600 formed by extending a folded edge upward is disposed above the base 500. The base 500 has a cavity therein, the cylinder 310 is disposed in the cavity, the cylinder 310 is connected to the lifting rod 320, and the lifting rod 320 penetrates through the top plate of the base 500 and the recovered oil tank 600 to extend out of the cavity to abut against the workbench 400. The workbench 400 is arranged above the oil recovery tank 600, the workbench 400 is connected with the lifting rod 320 and lifts along with the lifting rod 320, 4 guide rods 330 are connected to the workbench 400 facing the base 500 by taking the lifting rod 320 as a center, and the guide rods 330 penetrate through the oil recovery tank 600 and the top plate of the base 500 and extend into the cavity. The plurality of threaded holes 410 are formed in the workbench 400, and the threaded holes 410 can be used for fixing or leaking oil, so that a tapping jig is fixed, and oil can conveniently flow into the oil recovery groove 600 from the oil leakage holes.

Upwards extend from recovered oil groove 600 has support column 700, and support column 700 keeps away from base 500 and is connected with aircraft nose mount 800, and support column 700 is connected with aircraft nose mount 800 height-adjustable dismantlement. The head fixing frame 800 is fixed with the servo motor 110, and the servo motor 110 is disposed toward the base 500. The servo motor 110 is connected with a speed reducer 120 in a transmission manner, and the speed reducer 120 is connected with a screw rod 130.

The gear box 200 is connected below the machine head fixing frame 800, the gear box 200 comprises a gear box top plate 250, a gear box bottom plate 240 and a gear box frame 260, and the gear box top plate 250, the gear box bottom plate 240 and the gear box frame 260 form an assembly space. A main gear 210 and a plurality of tapping gears 220 are disposed in the gearbox 200, and the main gear 210 is selectively engaged with one or more tapping gears 220. The gearbox bottom plate 240 is provided with a plurality of planetary sets consisting of four planetary bearing chambers 241 and an extra bearing chamber in an array manner, wherein one of the sun bearing chambers 242 is provided with a main gear 210, the other sun bearing chambers 242 are provided with transmission gears 230, the planetary bearing chambers 241 are provided with tapping gears 220 and transmission gears 230, the adjacent planetary sets are in meshing transmission through diagonally adjacent planetary gears, the gearbox top plate 250 is provided with auxiliary bearing chambers corresponding to the sun bearing chambers 242 and the planetary bearing chambers 241, the planetary bearing chambers 241 are in a through hole type structure, the sun bearing chambers 242 are in a blind hole type structure, the auxiliary bearing chambers matched with the main gear 210 are in a through hole type structure, and the other auxiliary bearing chambers are in a blind hole type structure. Bearings are provided in the sun bearing chamber 242, the planet bearing chamber 241, and the sub bearing chamber.

The gearbox 200 downwardly extends to form a frame 900, the frame 900 comprises an extending column 910 and a frame beam 920, a T-shaped groove 921 formed in the frame beam 920 along the length direction, the T-shaped groove 921 forms an auxiliary fixing piece, a sliding rail is convenient to adjust and fix a tooth rod, and the tooth rod extends downwards from the frame 900.

The lead screw 130 extends into the gear box 200 and is connected with the sun gear of one of the planetary sets as a main gear 210, the other sun gear is a transmission gear 230, and the planetary gear is a tapping gear 220 or the transmission gear 230. The central shaft 280 of the tapping gear 220 extends out of the planetary bearing chamber 241 of the through hole type structure to form a transmission joint 221, the transmission joint 221 is detachably connected with the tapping rods, and the number and the type of the tapping rods can be set according to requirements.

During tapping, the pneumatic lifting mechanism 300 drives the workbench 400 to move upwards, after the workbench reaches a working position, the servo motor 110 drives the connecting rod to rotate through the speed reducer 120, the connecting rod drives the tapping gear 220 to rotate through the gear box 200, the tapping gear 220 drives the transmission connector 221 to rotate, and therefore the tapping rod is driven to rotate to tap teeth. After tapping, the pneumatic lifting mechanism 300 drives the worktable 400 to descend, and the processed product is taken out.

To sum up, the utility model provides a pair of tooth machine is attacked in pneumatic lift promotes the elevating platform rebound through the pneumatic elevating system who is located the below, has increaseed the interval of attacking tooth tool and last position again when having shortened operating duration to can be fast convenient get put the processing product. The lead screw drives the gear to rotate, the precision is obviously improved compared with a common transmission shaft, the product quality is improved, and the reject ratio is reduced.

The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above description in any form, and although the present invention has been disclosed with reference to the preferred embodiment, it is not limited to the present invention, and any skilled person in the art can make modifications or changes equivalent to the equivalent embodiment of the above embodiments without departing from the scope of the present invention.

Claims

1. A pneumatic lifting tapping machine is characterized by comprising:

the rotating mechanism comprises a servo motor, a speed reducer and a screw rod which are sequentially connected, the servo motor drives the screw rod to rotate after being decelerated by the speed reducer, and a main gear is detachably connected to the end part of the screw rod;

the gear box is internally provided with a tapping gear which is in transmission meshing with the main gear, and the tapping gear is connected with a transmission joint which extends downwards and protrudes out of the gear box;

the pneumatic lifting mechanism is arranged below the tapping machine head and comprises an air cylinder and a lifting rod, and the air cylinder drives the lifting rod to lift;

and the workbench is arranged below the tapping machine head and connected with the lifting rod.

2. The pneumatic lifting tapping machine as claimed in claim 1, wherein a plurality of tapping gears are provided, and the main gear is selectively engaged with one of the tapping gears directly or through a transmission gear.

3. The pneumatic lifting tapping machine as claimed in claim 1, wherein said tapping gears are provided in plurality, and said main gear selectively engages with said plurality of tapping gears either in planetary direct engagement or in drive engagement via a transmission gear.

4. The pneumatic lifting tapping machine according to claim 1, wherein the gearbox comprises a gearbox top plate and a gearbox bottom plate, a plurality of sun bearing chambers and planet bearing chambers are arranged on the gearbox bottom plate, four planet bearing chambers surround the sun bearing chambers to form a planet group, the main gear is arranged on one sun bearing chamber, the transmission gears are arranged on the other sun bearing chambers, the tapping gears and the transmission gears are arranged on the planet bearing chambers, the adjacent planet groups are in meshing transmission through diagonally adjacent planet gears, the gearbox top plate is provided with auxiliary bearing chambers corresponding to the sun bearing chambers and the planet bearing chambers, the planet bearing chambers are of a through hole type structure, and bearings are arranged in the sun bearing chambers, the planet bearing chambers and the auxiliary bearing chambers.

5. The pneumatic lifting tapping machine as claimed in claim 4, further characterized in that said sun bearing chamber is of blind bore type, said secondary bearing chamber adapted to said main gear is of through bore type, and the other of said secondary bearing chambers is of blind bore type.

6. The pneumatic lifting tapping machine as claimed in claim 1, wherein said transmission joint is fixed in the center of said tapping gear and is formed by extending the central axis of the center of said tapping gear.

7. The pneumatic lifting tapping machine as claimed in claim 1, wherein a plurality of guide bars are attached to said table centering around said lifting bar.

8. The pneumatic lifting tapping machine as claimed in claim 1, wherein said table has a plurality of threaded holes distributed throughout.