CN217046673U

CN217046673U - Air cooling structure of rotary cutting vibration knife

Info

Publication number: CN217046673U
Application number: CN202220897350.2U
Authority: CN
Inventors: 周训江
Original assignee: Jinan Hengshan Automation Equipment Co ltd
Current assignee: Jinan Hengshan Automation Equipment Co ltd
Priority date: 2022-04-18
Filing date: 2022-04-18
Publication date: 2022-07-26
Anticipated expiration: 2032-04-18

Abstract

An air cooling structure of a rotary cutting vibration knife comprises a fixed shell, a rotary shell, a knife shaft, a knife head, a transverse motor and a longitudinal motor, wherein the longitudinal motor is arranged on one side of the fixed shell and used for driving the rotary shell to rotate along the outer side of the fixed shell; a plurality of inclined channels facing the cutter head are arranged in the rotary seat, an annular channel communicated with each inclined channel is arranged at the top of the rotary seat, and an air inlet channel communicated with the annular channels is arranged in the fixed shell. The cooling gas can be intensively sprayed to the cutter head, so that the heat dissipation speed of the cutter head is greatly increased, the cutter head and a material are quickly cooled, the problem of premature damage of the cutter head caused by friction heating with the material in the cutting process of the cutter head is solved, the waste of the material is avoided, the service life of the cutter head is prolonged, and the cutting precision of the material is improved.

Description

Rotatory air-cooled structure that cuts vibration sword

The technical field is as follows:

the utility model relates to a rotatory air-cooled structure that cuts vibration sword.

Background art:

the cutting machine is cutting equipment adopted by many industries, is mainly used for cutting and cutting flexible non-metal sheets, does not need any die, is controlled by system software, and directly cuts products, corresponding parameters are set on an operation platform before work, a computer transmits corresponding instructions to the cutting machine, and the cutting machine cuts rapidly according to received design draft instructions, so that the degree of automation is high, and the operation is simple.

The applicant filed a chinese utility model patent application with application number 2021230420657, entitled anti-shake large-amplitude vibration rotary cutting head on 12/6/2021, and the cutting head mainly has the following disadvantages in the actual use process: the tool bit is at the quick vibration cutting in-process from top to bottom, and tool bit and material friction can produce a large amount of heats, makes the tool bit temperature rise, not only influences the life-span of tool bit, causes the burn to material incision part easily moreover, reduces cutting accuracy, causes the material extravagant. Because by the particularity of cutting the material, can not cool off the tool bit with the water-cooling, can only carry out the forced air cooling to the tool bit through the outside fan of equipment at present, fan blast area is big, and wind-force can't concentrate on the tool bit, and the cooling effect is poor, often causes because the condition of too high shut down waiting of tool bit temperature, influences cutting efficiency.

In summary, the problem of rapid cooling of the existing cutting tip is an urgent technical problem in the industry.

The utility model has the following contents:

the utility model discloses a remedy prior art's is not enough, provides a rotatory forced air cooling structure that cuts vibration sword, has solved the slow problem of tool bit cooling rate that cuts the aircraft nose in the past, and tool bit cooling rate is fast, has prolonged the life of tool bit, has saved the material, has promoted cutting accuracy.

The utility model discloses a solve the technical scheme that above-mentioned technical problem adopted and be:

an air cooling structure of a rotary cutting vibration knife comprises a fixed shell, a rotary shell, a knife shaft, a knife head, a transverse motor and a longitudinal motor, wherein the transverse motor is installed at the top of the fixed shell and used for driving an eccentric shaft to rotate, and the eccentric shaft drives the knife shaft to vibrate up and down in the fixed shell through a driving arm and a knife shaft base; the longitudinal motor is arranged on one side of the fixed shell and used for driving the rotating shell to rotate along the outer side of the fixed shell, a rotating seat is arranged at the bottom of the rotating shell and used for driving the cutter shafts to synchronously rotate, the cutter head is arranged at the bottom of the cutter shaft, and the top of the cutter shaft is arranged in the cutter shaft seat through an inner rotating bearing; the rotary seat is internally provided with a plurality of inclined channels facing the cutter head, the top of the rotary seat is provided with an annular channel communicated with each inclined channel, and the fixed shell is internally provided with an air inlet channel communicated with the annular channel.

The eccentric shaft is installed in the fixed shell through a bearing, one end of the eccentric shaft is connected with the transverse motor through a transmission belt, the other end of the eccentric shaft is connected with the top of the driving arm through a bearing, and the bottom of the driving arm is connected with the cutter shaft seat through a pin shaft.

The rotating shell is connected with a longitudinal motor through a transmission belt, and the rotating shell is installed on the outer side of the fixed shell through an outer rotating bearing.

And a heat radiation fan is arranged in the fixed shell at one side of the transverse motor and the eccentric shaft.

And an air inlet nozzle is arranged at the air inlet of the air inlet channel corresponding to the fixed shell.

The air inlet channel comprises a longitudinal channel and a transverse channel which are arranged in the fixed shell.

The above technical scheme is adopted in the utility model, following beneficial effect has:

through set up the slope passageway of a plurality of orientation tool bit in the roating seat, the annular channel that is linked together with every slope passageway is set up at the top of roating seat, set up the inlet channel who is linked together with the annular channel in fixed casing, during operation is with cooling gas from inlet channel input, cooling gas gets into a plurality of slope passageway respectively through the annular channel, then spout to the tool bit, design cooling gas like this and can concentrate and spout to the tool bit, accelerate the radiating rate of tool bit greatly, give tool bit and material cooling fast, the problem of the too early damage of tool bit that the thermogenesis caused with material friction among the tool bit cutting process has been solved, the waste of material has been avoided, the service life of tool bit has been improved, the cutting precision of material has been promoted.

Description of the drawings:

fig. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic sectional structure view of a-a in fig. 1.

In the figure, 1, a fixed shell, 2, a rotating shell, 3, a cutter shaft, 4, a cutter head, 5, a transverse motor, 6, a longitudinal motor, 7, an eccentric shaft, 8, a driving arm, 9, a cutter shaft seat, 10, a rotating seat, 11, an inner rotating bearing, 12, an inclined channel, 13, an annular channel, 14, an air inlet channel, 15, a driving belt, 16, a pin shaft, 17, an outer rotating bearing, 18, a cooling fan, 19 and an air inlet nozzle.

The specific implementation mode is as follows:

in order to clearly explain the technical features of the present invention, the present invention will be explained in detail by the following embodiments and the accompanying drawings.

With reference to the embodiment shown in fig. 1-2, an air cooling structure of a rotary cutting and vibrating knife comprises a fixed shell 1, a rotary shell 2, a knife shaft 3, a knife head 4, a transverse motor 5 and a longitudinal motor 6, wherein the transverse motor 5 is mounted at the top of the fixed shell 1 and is used for driving an eccentric shaft 7 to rotate, and the eccentric shaft 7 drives the knife shaft 3 to vibrate up and down in the fixed shell 1 through a driving arm 8 and a knife shaft seat 9; the longitudinal motor 6 is arranged on one side of the fixed shell 1 and used for driving the rotating shell 2 to rotate along the outer side of the fixed shell 1, the rotating base 10 is arranged at the bottom of the rotating shell 2, the rotating base 10 drives the cutter shaft 3 to synchronously rotate, the cutter head 4 is arranged at the bottom of the cutter shaft 3, and the top of the cutter shaft 3 is arranged in the cutter shaft seat 9 through the inner rotating bearing 11, so that the rotation of the cutter shaft 3 is realized; the improved tool bit is characterized in that a plurality of inclined channels 12 facing the tool bit 4 are arranged in the rotary seat 10, an annular channel 13 communicated with each inclined channel 12 is arranged at the top of the rotary seat 10, an air inlet channel 14 communicated with the annular channel 13 is arranged in the fixed shell 1, cooling air enters from the air inlet channel 14, then respectively enters into the inclined channels 12 through the annular channels 13, and finally is intensively sprayed to the tool bit 4 to cool the tool bit 4.

The eccentric shaft 7 is installed in the fixed shell 1 through a bearing, one end of the eccentric shaft 7 is connected with the transverse motor 5 through a transmission belt 15, the other end of the eccentric shaft 7 is connected with the top of the driving arm 8 through a bearing, and the bottom of the driving arm 8 is connected with the cutter shaft seat 9 through a pin shaft 16. When the transverse motor 5 works, the eccentric shaft 7 is driven to rotate through the driving belt 15, the eccentric shaft 7 drives the cutter shaft seat 9 to vibrate up and down through the driving arm 8, and the cutter shaft seat 9 drives the cutter shaft 3 and the cutter head 4 to vibrate up and down to realize vibration cutting.

The rotating housing 2 is connected with the longitudinal motor 6 by a driving belt 15, and the rotating housing 2 is mounted outside the stationary housing 1 by an outer rotating bearing 17. When the longitudinal motor 16 works, the rotating shell 2 is driven to rotate through the transmission belt 15, the rotating shell 2 drives the rotating seat 10 at the bottom to synchronously rotate, and the rotating seat 10 drives the cutter shaft 3 and the cutter head 4 to synchronously rotate.

The heat radiation fan 18 is installed in the fixed shell 1 on one side of the transverse motor 5 and the eccentric shaft 7 and used for cooling the transverse motor 5, the transmission belt 15, the eccentric shaft 7 and other components, premature damage of the components caused by heating is avoided, product performance is enhanced, and the service life of the whole body is prolonged.

An air inlet nozzle 19 is arranged at the air inlet of the air inlet channel 14 corresponding to the fixed shell 1, and the air inlet nozzle 19 is conveniently connected with an external air source to supply air to the air inlet channel 14.

The intake passage 14 includes a longitudinal passage and a lateral passage provided in the stationary housing 1.

The working principle is as follows:

when the transverse motor 5 works, the driving belt 15 drives the eccentric shaft 7 to rotate, the eccentric shaft 7 drives the cutter shaft seat 9 to vibrate up and down through the driving arm 8, and the cutter shaft seat 9 drives the cutter shaft 3 and the cutter head 4 to vibrate up and down to realize the vibration cutting of the cutter head 4. When the longitudinal motor 6 works, the rotating shell 2 is driven to rotate through the transmission belt 15, the rotating shell 2 drives the rotating seat 10 at the bottom to synchronously rotate, and the rotating seat 10 drives the cutter shaft 3 and the cutter head 4 to synchronously rotate, so that the steering of the cutter head 4 is realized. When the tool bit 4 needs to be cooled, an external air source supplies air to the air inlet channel 14 through the air inlet nozzle 19, cooling air enters the inclined channels 12 through the annular channels 13 respectively, and finally is sprayed to the tool bit 4 in a concentrated mode, so that the heat dissipation speed of the tool bit 4 is greatly increased, and the tool bit 4 and materials are cooled rapidly.

The above-mentioned embodiment can not be regarded as right the utility model discloses the restriction of scope, to the technical person in this technical field, it is right the utility model discloses any alternative improvement or transform that the embodiment made all fall within the scope of protection of the utility model.

The parts of the present invention not described in detail are known to those skilled in the art.

Claims

1. The utility model provides a rotatory forced air cooling structure who cuts vibration sword which characterized in that: the horizontal motor is arranged at the top of the fixed shell and used for driving an eccentric shaft to rotate, and the eccentric shaft drives the knife shaft to vibrate up and down in the fixed shell through a driving arm and a knife shaft seat; the longitudinal motor is arranged on one side of the fixed shell and used for driving the rotating shell to rotate along the outer side of the fixed shell, a rotating seat is arranged at the bottom of the rotating shell and used for driving the cutter shafts to synchronously rotate, the cutter head is arranged at the bottom of each cutter shaft, and the top of each cutter shaft is arranged in a cutter shaft seat through an inner rotating bearing; the rotary seat is internally provided with a plurality of inclined channels facing the cutter head, the top of the rotary seat is provided with an annular channel communicated with each inclined channel, and the fixed shell is internally provided with an air inlet channel communicated with the annular channel.

2. The air-cooling structure of a rotary cutoff vibrating knife according to claim 1, wherein: the eccentric shaft is installed in the fixed shell through a bearing, one end of the eccentric shaft is connected with the transverse motor through a transmission belt, the other end of the eccentric shaft is connected with the top of the driving arm through a bearing, and the bottom of the driving arm is connected with the cutter shaft seat through a pin shaft.

3. The air-cooling structure of a rotary chopping vibrating knife according to claim 1, wherein: the rotating shell is connected with a longitudinal motor through a transmission belt, and the rotating shell is installed on the outer side of the fixed shell through an outer rotating bearing.

4. The air-cooling structure of a rotary chopping vibrating knife according to claim 1, wherein: and a heat radiation fan is arranged in the fixed shell at one side of the transverse motor and the eccentric shaft.

5. The air-cooling structure of a rotary chopping vibrating knife according to claim 1, wherein: and an air inlet nozzle is arranged at the air inlet of the air inlet channel corresponding to the fixed shell.

6. The air-cooling structure of a rotary cutoff vibrating knife according to claim 1, wherein: the air inlet passage comprises a longitudinal passage and a transverse passage which are arranged in the fixed shell.