CN216967138U

CN216967138U - Centre bore gas blowing device of balanced axle processing usefulness

Info

Publication number: CN216967138U
Application number: CN202220452255.1U
Authority: CN
Inventors: 阚李近; 胡火明; 曹毅; 周康康; 徐刚强; 蒋文龙; 王广贺; 李孝禄; 程浩川; 葛金亮; 张卸伟; 杨康; 刘保才; 刘振涛
Original assignee: Zhejiang Boxing Industry And Trade Co ltd
Current assignee: Zhejiang Boxing Industry And Trade Co ltd
Priority date: 2022-03-02
Filing date: 2022-03-02
Publication date: 2022-07-15
Anticipated expiration: 2032-03-02

Abstract

The utility model relates to the field of balance shaft processing equipment, and discloses a central hole blowing device for processing a balance shaft, which comprises a base, a blowing piece for blowing air, a bearing piece for placing the balance shaft, and a box body, wherein the box body is fixed on the base, the bearing piece is fixed on the front side of the box body, an inlet for inserting one end of the balance shaft is arranged on the front side of the box body, the blowing piece comprises a fan and an air nozzle, the fan is fixed on the box body, the air nozzle is fixed in the box body, the air injection direction of the air nozzle faces towards the inlet, and a hose is communicated between the air nozzle and the fan. The utility model can effectively retain flying debris in the box body when cleaning the center hole of the balance shaft, thereby avoiding the problem that the debris flies all around and reducing the workload of workers.

Description

Centre bore gas blowing device of balanced axle processing usefulness

Technical Field

The utility model relates to the technical field of balance shaft processing equipment, in particular to a central hole blowing device for processing a balance shaft.

Background

Before processing the balance shaft, a centre bore needs to be seted up respectively at the both ends of balance shaft usually, and in the course of working of balance shaft, can involve operating processes such as gear hobbing, shaving, outer rounding, these processes all can produce a large amount of pieces, have some pieces to remain in the centre bore moreover, consequently, after the processing of balance shaft is accomplished, can adopt gas blowing device to clear up the piece in the centre bore usually.

In the prior art, chinese patent (No. CN 211071124U) discloses a central hole blowing cleaning device for shaft parts, which includes a base, a bearing member, a blowing member, a lifting member, and a fan, wherein the bearing member is disposed on the base, the lifting member is fixedly connected to the bearing member, the blowing member is movably connected to the lifting member and can move in a vertical direction, a blowing hole is disposed on a side of a lower portion of the blowing member facing the bearing member, a locking member is disposed on the lifting member, and the blowing hole is connected to the fan.

Above-mentioned patent blows through setting up the centre bore of blowing piece to the balance shaft, reaches the purpose of clearance, but, whole device in this patent is open structure, leads to the piece that blows out from the centre bore can fly to everywhere, may influence other equipment, also can influence the environment.

SUMMERY OF THE UTILITY MODEL

In view of this, the present invention provides a central hole blowing device for machining a balance shaft, which solves the problem that chips blown out from a central hole fly around due to an open structure of the blowing device in the prior art.

The utility model solves the technical problems by the following technical means:

the utility model provides a centre bore gas blowing device of balanced axle processing usefulness, includes the base, is used for the blowing spare of blowing and is used for placing the carrier that holds of balanced axle, gas blowing device still includes the box, the box is fixed on the base, hold the front side that the carrier was fixed at the box, the front side of box is opened and is equipped with the import that supplies balanced axle one end male, the piece of blowing includes fan and air nozzle, the fan is fixed on the box, the air nozzle is fixed in the box, just the jet-propelled direction of air nozzle is towards the inlet, the intercommunication has the hose between air nozzle and the fan.

Further, the bottom of box is equipped with the leakage hole, the box is in leakage hole department demountable installation has the open material receiving box of upside, the both sides that material receiving box is close to the opening end are fixed with spacing slide, the both sides of bottom half are equipped with spacing spout, spacing slide can slide rather than the spacing spout of homonymy.

Further, a pull handle is fixed on the front side of the material receiving box.

Furthermore, gas blowing device is still including the seal assembly who is used for sealed import, seal assembly includes elasticity cloth and bungee cord, the shape of elasticity cloth is the same with the shape of import, the avris of elasticity cloth is fixed on the inside wall of import, elasticity cloth will import complete the closing cap, the position relative air nozzle on the elasticity cloth has the round hole, the diameter of round hole is less than the diameter of balanced shaft end portion, elasticity cloth is equipped with annular stringing passageway in the edge of round hole, the bungee cord also is the loop configuration, just the bungee cord is arranged in the stringing passageway.

Further, the import is circular through-hole, just the diameter of import increases gradually to the direction in the box along the box outside.

Furthermore, the air blowing device also comprises an adjusting assembly used for automatically adjusting the size of the round hole, the adjusting assembly comprises a rotating ring and a plurality of rotating shafts, the rotating shafts are rotatably installed on the front side of the box body and are distributed on the periphery of the inlet in a circumferential array structure, a winding wheel and a first gear are fixed on the rotating shafts, a pull rope is wound on the winding wheel, and the free end of the pull rope is fixed at the edge of the round hole; the rotating ring is rotatably installed on the front side of the box body and surrounds all rotating shafts, a first annular rack is fixed on an inner ring of the rotating ring and meshed with all first gears, a second annular rack is fixed on an outer ring of the rotating ring, a motor is installed on the top side of the box body, a second gear is fixed on an output shaft of the motor, and the second gear is meshed with the second annular rack.

According to the utility model, through the structures of the box body, the sealing assembly, the adjusting assembly and the like, flying debris generated when the center hole of the balance shaft is cleaned can be retained in the box body, so that the problem that the flying debris is messy everywhere is avoided; meanwhile, the elastic cloth can be tightly wrapped on the balance shaft, so that a gap for flying chips cannot exist between the balance shaft and the inlet, and the device can be adapted to balance shafts with different sizes; and the device can also automatically adjust the size of the round hole on the elastic cloth, reduce the risk of damaging the elastic cloth due to the forced opening of the round hole by the balance shaft, and prolong the service life of the elastic cloth.

Drawings

FIG. 1 is a schematic structural diagram of a central hole blowing device for machining a balance shaft according to the present invention;

FIG. 2 is a cross-sectional view of the present invention;

FIG. 3 is an exploded view of a portion of the structure of the present invention;

FIG. 4 is an enlarged schematic view at A of FIG. 2 of the present invention;

FIG. 5 is an enlarged schematic view of the utility model at B of FIG. 3;

wherein, 1, a base; 2. an air blowing member; 21. a fan; 22. an air nozzle; 23. a hose; 3. a carrier; 4. a box body; 41. connecting columns; 42. a material leakage port; 43. a limiting chute; 44. an inlet; 5. a material receiving box; 51. a limiting sliding plate; 52. pulling a handle; 6. a seal assembly; 61. an elastic cloth; 611. a circular hole; 612. a rope threading channel; 62. a bungee cord; 7. an adjustment assembly; 71. a rotating ring; 711. a first annular rack; 712. a second annular rack; 72. a rotating shaft; 73. a winding wheel; 74. a first gear; 75. pulling a rope; 76. a motor; 77. a second gear.

Detailed Description

The following description of the embodiments of the present invention is provided by way of specific examples, and those skilled in the art will appreciate the advantages and utilities of the present invention from the disclosure herein. It should be noted that the drawings provided in the following embodiments are only for illustrative purposes, are schematic drawings rather than actual drawings, and are not to be construed as limiting the utility model, and in order to better illustrate the embodiments of the utility model, some components in the drawings may be omitted, enlarged or reduced, and do not represent the size of an actual product; it will be understood by those skilled in the art that certain well-known structures in the drawings and their descriptions may be omitted.

In the description of the present invention, it should be understood that, if there are terms such as "upper", "lower", "left", "right", "front", "back", etc., indicating orientations or positional relationships based on the orientations or positional relationships shown in the drawings, the terms are used for convenience of description and simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and therefore, the terms describing the positional relationships in the drawings are used for illustrative purposes only and are not to be construed as limiting the present invention, and those skilled in the art can understand the specific meanings used in the specific situations.

As shown in fig. 1 and 2, the central hole blowing device for processing the balance shaft of the utility model comprises a base 1, a blowing member 2 for blowing air, and a bearing member 3 for placing the balance shaft, the blowing device further comprises a box body 4, the inner space of the box body 4 is of a structure with a wide top and a narrow bottom, two connecting columns 41 are symmetrically arranged on the box body 4, the lower ends of the connecting columns 41 are fixed on the base 1, the bearing member 3 is fixed on the front side of the box body 4, an inlet 44 for inserting one end of the balance shaft is arranged on the front side of the box body 4, the blowing member 2 comprises a fan 21 and an air nozzle 22, the fan 21 is fixed on the rear side of the box body 4, the air nozzle 22 is fixed in the box body 4, the air injection direction of the air nozzle 22 faces the inlet 44, a hose 23 is communicated between the air nozzle 22 and the fan 21, when the central hole of the balance shaft needs to be cleaned, the balance shaft can be placed on the bearing member 3 first, then one end of the balance shaft is inserted into the box body 4 from the inlet 44, finally the fan 21 is started, the air nozzle 22 sprays air to the central hole of the balance shaft, the chips in the central hole are blown out, and the blown chips are blocked in the box body 4, so that the situation that the chips fly in a mess is avoided.

As shown in fig. 2 and 3, in order to clean up the scraps in the box body 4, a material leakage port 42 is arranged at the bottom of the box body 4, a material receiving box 5 is detachably mounted at the material leakage port 42 of the box body 4, the upper side of the material receiving box 5 is open, the open end of the material receiving box 5 is located right below the material leakage port 42, the blown scraps can directly fall into the material receiving box 5, limiting sliding plates 51 are integrally formed at the left side and the right side of the material receiving box 5 close to the open end, limiting sliding grooves 43 are arranged at the left side and the right side of the bottom of the box body 4, the limiting sliding plates 51 can slide in the limiting sliding grooves 43 at the same side of the limiting sliding plates, when the scraps in the box body 4 need to be cleaned, the material receiving box 5 is directly taken down, the scraps in the material receiving box 5 are poured out, and the operation is simple; the front side of the material receiving box 5 is also fixed with a pull handle 52, which is convenient for the staff to pull out the material receiving box 5.

As shown in fig. 4 and 5, in order to facilitate the balance shaft to smoothly enter the box 4 through the inlet 44, the size of the inlet 44 is generally larger than the cross-sectional area of the balance shaft, but as such, for some balance shafts with smaller cross-sectional areas, there is a larger gap between the inlet 44 and the balance shaft, so that blown debris may fly out through the gap, and to solve this problem, the air blowing device further includes a sealing assembly 6 for sealing the inlet 44, the sealing assembly 6 includes an elastic cloth 61 and a bungee cord 62, the shape of the elastic cloth 61 is the same as that of the inlet 44, the side edge of the elastic cloth 61 is fixed on the inner side wall of the inlet 44, the elastic cloth 61 completely covers the inlet 44, the part of the elastic cloth 61 opposite to the air nozzle 22 has a circular hole 611, the diameter of the circular hole 611 is smaller than that of the end of the balance shaft, the edge of the elastic cloth 61 at the circular hole 611 is provided with an annular stringing channel 612, the elastic rope 62 is also of an annular structure, the elastic rope 62 is placed in the rope threading channel 612, when one end of the balance shaft is required to be inserted into the box body 4, the balance shaft can be directly stretched out of the round hole 611, then the elastic cloth 61 enters the box body 4 through the round hole 611, the elastic cloth 61 is subjected to the elastic force of the elastic rope 62 at the round hole 611 and can be tightly wrapped outside the balance shaft, a gap which causes the scraps to fly out cannot exist between the balance shaft and the inlet 44, and the cleaning effect of the device is improved.

In the embodiment shown in fig. 2, the inlet 44 is a circular through hole, and the diameter of the inlet 44 gradually increases along the direction from the outside of the box 4 to the inside of the box 4, so that the box 4 at the inlet 44 can present a slope along which the debris can slide to the lower side of the box 4 instead of remaining at the inlet 44 when the debris flies to the inlet 44.

As shown in fig. 2 and 5, in the present embodiment, if the balance shaft is frequently used to forcibly open the circular hole 611, the balance shaft may always advance against the elastic cloth 61 due to the elasticity of the elastic cloth 61, so that the balance shaft cannot enter the box body 4, and there is a risk of damaging the elastic cloth 61, therefore, the air blowing device further includes an adjusting assembly 7 for automatically adjusting the size of the circular hole 611, the adjusting assembly 7 includes a rotating ring 71 and four rotating shafts 72, each of the four rotating shafts 72 is rotatably installed at the front side of the box body 4, and the four rotating shafts 72 are distributed at the periphery of the inlet 44 in a circumferential array structure, a winding wheel 73 and a first gear 74 are fixed on the rotating shaft 72, the winding wheel 73 is arranged at a side close to the box body 4, a pulling rope 75 is wound on the winding wheel 73, and a free end of the pulling rope 75 is fixed at an edge of the circular hole 611; the rotating ring 71 is rotatably mounted on the front side of the box body 4 and surrounds all the rotating shafts 72, a first annular rack 711 is integrally formed on the inner ring of the rotating ring 71, the first annular rack 711 is meshed with all the first gears 74, a second annular rack 712 is integrally formed on the outer ring of the rotating ring 71, a motor 76 is mounted on the top side of the box body 4, a second gear 77 is fixed on the output shaft of the motor 76, the second gear 77 is meshed with the second annular rack 712, when the balance shaft needs to be inserted, the motor 76 can be started, the motor 76 drives all the winding wheels 73 to rotate through the second gear 77, the rotating ring 71 and the first gears 74, the pull rope 75 is wound on the winding wheels 73, so that the round hole 611 is enlarged through the pull rope 75, one end of the balance shaft can be directly placed into the box body 4, then the output shaft of the motor 76 is controlled to rotate reversely, so that the pull rope 75 is reset under the elastic action of the elastic force of the elastic rope 62, so that the elastic cloth 61 is wrapped on the balance shaft under the elastic force of the elastic rope 62, and the risk of damaging the elastic cloth 61 is reduced.

Although the present invention has been described in detail with reference to the preferred embodiments, it will be understood by those skilled in the art that various changes may be made and equivalents may be substituted without departing from the spirit and scope of the utility model as defined in the appended claims. The techniques, shapes, and configurations not described in detail in the present invention are all known techniques.

Claims

1. The utility model provides a centre bore gas blowing device of balanced axle processing usefulness, includes the base, is used for the blowing spare of blowing and is used for placing the carrier of balanced axle, its characterized in that: the blowing device further comprises a box body, the box body is fixed on the base, the bearing piece is fixed on the front side of the box body, an inlet for inserting one end of the balance shaft is formed in the front side of the box body, the blowing piece comprises a fan and an air nozzle, the fan is fixed on the box body, the air nozzle is fixed in the box body, the air spraying direction of the air nozzle faces towards the inlet, and a hose is communicated between the air nozzle and the fan.

2. The central hole blowing device for machining the balance shaft according to claim 1, wherein: the bottom of box is equipped with the material leakage mouth, the box is in material leakage mouth department demountable installation have the open material receiving box of upside, the both sides that material receiving box is close to the open end are fixed with spacing slide, the both sides of bottom half are equipped with spacing spout, spacing slide can slide rather than the spacing spout of homonymy.

3. The central hole blowing device for machining the balance shaft according to claim 2, wherein: a pull handle is fixed on the front side of the material receiving box.

4. A central hole blowing device for processing a balance shaft according to any one of claims 1 to 3, wherein: the blowing device is characterized in that the blowing device further comprises a sealing assembly used for sealing the inlet, the sealing assembly comprises elastic cloth and an elastic rope, the shape of the elastic cloth is the same as that of the inlet, the side of the elastic cloth is fixed on the inner side wall of the inlet, the inlet is completely sealed by the elastic cloth, a round hole is formed in the position, opposite to the air nozzle, of the elastic cloth, the diameter of the round hole is smaller than that of the end part of the balance shaft, an annular rope penetrating channel is formed in the edge of the round hole of the elastic cloth, the elastic rope is also of an annular structure, and the elastic rope is arranged in the rope penetrating channel.

5. The central hole blowing device for machining the balance shaft according to claim 4, wherein: the inlet is a circular through hole, and the diameter of the inlet is gradually increased along the direction from the outside of the box body to the inside of the box body.

6. The central hole blowing device for processing the balance shaft according to claim 4, characterized in that: the blowing device also comprises an adjusting assembly for automatically adjusting the size of the round hole, the adjusting assembly comprises a rotating ring and a plurality of rotating shafts, the rotating shafts are rotatably arranged on the front side of the box body and are distributed on the periphery of the inlet in a circumferential array structure, a winding wheel and a first gear are fixed on the rotating shafts, a pull rope is wound on the winding wheel, and the free end of the pull rope is fixed at the edge of the round hole; the rotating ring is rotatably installed on the front side of the box body and surrounds all rotating shafts, a first annular rack is fixed on an inner ring of the rotating ring and meshed with all first gears, a second annular rack is fixed on an outer ring of the rotating ring, a motor is installed on the top side of the box body, a second gear is fixed on an output shaft of the motor, and the second gear is meshed with the second annular rack.