阅读说明：本技术 手持式自动扩口机 (Hand-held automatic pipe expanding machine ) 是由 刘高杰 刘稷恒 黄云峰 卓峰 靳洪军 于 2021-07-05 设计创作，主要内容包括：本发明公开了一种手持式自动扩口机,包括扩口机构以及设置于扩口机构端部的夹持机构,所述扩口机构包括进给组件和扩口组件,所述扩口组件包括滚压头,所述进给组件用于驱动所述扩口组件靠近或远离所述夹持机构；所述夹持机构包括筒状的夹具座、设置于所述夹具座内的模具套、夹模,还包括推送组件,所述夹模为筒状,用于待扩口的管件插入其中,并且所述夹模由至少两个部分拼接组成；所述夹模设置有外锥形面。采用上述技术方案,本发明的手持式自动扩口机,具有小型便携化的特点,通过调节夹持机构能够对待扩口的管件进行夹持固定,通过进给组件可以驱动扩口组件靠近或远离管件,通过扩口组件能够对管件的端部进行扩口作业,操作十分方便。(The invention discloses a handheld automatic flaring machine, which comprises a flaring mechanism and a clamping mechanism arranged at the end part of the flaring mechanism, wherein the flaring mechanism comprises a feeding assembly and a flaring assembly, the flaring assembly comprises a rolling head, and the feeding assembly is used for driving the flaring assembly to be close to or far away from the clamping mechanism; the clamping mechanism comprises a cylindrical clamp seat, a mould sleeve and a clamping mould, wherein the mould sleeve and the clamping mould are arranged in the clamp seat, the clamping mould is cylindrical and used for inserting a pipe fitting to be flared into the clamping mould, and the clamping mould is formed by splicing at least two parts; the clamping die is provided with an outer conical surface. By adopting the technical scheme, the handheld automatic flaring machine has the characteristics of miniaturization and portability, a pipe fitting to be flared can be clamped and fixed by adjusting the clamping mechanism, the flaring assembly can be driven to be close to or far away from the pipe fitting by the feeding assembly, flaring operation can be performed on the end part of the pipe fitting by the flaring assembly, and the operation is very convenient.)

1. The utility model provides an automatic flaring machine of hand-held type which characterized in that: the flaring device comprises a flaring mechanism and a clamping mechanism arranged at the end part of the flaring mechanism, wherein the flaring mechanism comprises a feeding assembly and a flaring assembly, the flaring assembly comprises a rolling head, and the feeding assembly is used for driving the flaring assembly to be close to or far away from the clamping mechanism; the clamping mechanism comprises a cylindrical clamp seat, a mould sleeve and a clamping mould, wherein the mould sleeve and the clamping mould are arranged in the clamp seat, the clamping mould is cylindrical and used for inserting a pipe fitting to be flared into the clamping mould, and the clamping mould is formed by splicing at least two parts; the clamping die is provided with an outer conical surface, the clamping die is inserted into the die sleeve, and the pushing assembly can push the clamping die and the die sleeve to move axially relative to each other, so that the die sleeve extrudes the outer conical surface, and the clamping die can clamp the pipe fitting.

2. The hand held automated flaring machine of claim 1, wherein: the die sleeve is provided with an inner conical surface which can extrude an outer conical surface of the clamping die.

3. The hand held automated flaring machine of claim 1, wherein: the push assembly comprises a clamping mould pressing ring and a clamping nut, the clamping nut is in threaded connection with the outer side wall of the clamp seat, the clamping mould pressing ring is arranged on the inner side of the clamp seat, the side wing portion of the clamping mould pressing ring penetrates through the through groove formed in the clamp seat, and the clamping nut can push against the protruding side wing portion of the clamping mould pressing ring and the side wing portion on the outer side of the through groove.

4. The hand held automated flaring machine of claim 3, wherein: the number of the through grooves is at least two, and the through grooves are evenly distributed in the circumferential direction of the clamp seat.

5. The hand held automated flaring machine of claim 3, wherein: and a shoulder structure is arranged on the inner side wall of the clamping nut, the shoulder is propped against the side wing part, and a die clamping ring retaining ring for blocking the die clamping ring is further arranged at the end part of the clamping nut.

6. The hand held automated flaring machine of claim 3, wherein: the die clamping pressing ring is connected with the die clamping through a connecting rope.

7. The hand held automated flaring machine of claim 1, wherein: the end part of the clamp seat is provided with an annular vertical plate part, and the die sleeve is fixed on the vertical plate part.

8. The hand held automated flaring machine of any one of claims 1-7, wherein: the rolling head comprises a plurality of conical roller pins, and the tips of the plurality of roller pins are close to each other.

9. The hand held automated flaring machine of any one of claims 1-7, wherein: the feeding assembly comprises a private clothes motor and a feeding screw rod connected to the power output end of the private clothes motor, and the flaring assembly is connected to the feeding screw rod through a feeding nut.

10. The hand held automated flaring machine of any one of claims 1-7, wherein: the flaring assembly further comprises a rotating motor, and the rolling head is connected to the power output end of the rotating motor.

Technical Field

The invention relates to a handheld automatic flaring machine, and belongs to the technical field of pipe forming and processing equipment.

Background

The flaring of aircraft pipe usually need use stamping die, carries out a lot of plastic to the geminate transistor part, just can realize the flaring to tubular product, and this kind of mode operation machine structure is complicated, troublesome poeration, needs multiple machine cooperation, and consumes time and manpower, and work efficiency is low, can not satisfy the enterprise demand. In view of this, a new flaring machine is needed to meet the requirements of small size, light weight and convenient use.

Disclosure of Invention

Accordingly, the present invention is directed to overcoming the above-mentioned drawbacks of the prior art and providing a hand-held automatic flaring machine that is small, lightweight, and easy to use.

In order to achieve the purpose, the invention provides a handheld automatic flaring machine, which comprises a flaring mechanism and a clamping mechanism arranged at the end part of the flaring mechanism, wherein the flaring mechanism comprises a feeding assembly and a flaring assembly, the flaring assembly comprises a rolling head, and the feeding assembly is used for driving the flaring assembly to be close to or far away from the clamping mechanism; the clamping mechanism comprises a cylindrical clamp seat, a mould sleeve and a clamping mould, wherein the mould sleeve and the clamping mould are arranged in the clamp seat, the clamping mould is cylindrical and used for inserting a pipe fitting to be flared into the clamping mould, and the clamping mould is formed by splicing at least two parts; the clamping die is provided with an outer conical surface, the clamping die is inserted into the die sleeve, and the pushing assembly can push the clamping die and the die sleeve to move axially relative to each other, so that the die sleeve extrudes the outer conical surface, and the clamping die can clamp the pipe fitting.

The die sleeve is provided with an inner conical surface which can extrude an outer conical surface of the clamping die.

The push assembly comprises a clamping mould pressing ring and a clamping nut, the clamping nut is in threaded connection with the outer side wall of the clamp seat, the clamping mould pressing ring is arranged on the inner side of the clamp seat, the side wing portion of the clamping mould pressing ring penetrates through the through groove formed in the clamp seat, and the clamping nut can push against the protruding side wing portion of the clamping mould pressing ring and the side wing portion on the outer side of the through groove.

The number of the through grooves is at least two, and the through grooves are evenly distributed in the circumferential direction of the clamp seat.

And a shoulder structure is arranged on the inner side wall of the clamping nut, the shoulder is propped against the side wing part, and a die clamping ring retaining ring for blocking the die clamping ring is further arranged at the end part of the clamping nut.

The die clamping pressing ring is connected with the die clamping through a connecting rope.

The end part of the clamp seat is provided with an annular vertical plate part, and the die sleeve is fixed on the vertical plate part.

The rolling head comprises a plurality of conical roller pins, and the tips of the plurality of roller pins are close to each other.

The feeding assembly comprises a private clothes motor and a feeding screw rod connected to the power output end of the private clothes motor, and the flaring assembly is connected to the feeding screw rod through a feeding nut.

The flaring assembly further comprises a rotating motor, and the rolling head is connected to the power output end of the rotating motor.

The handheld automatic flaring machine further comprises a handheld portion, and a switch is arranged on the handheld portion.

By adopting the technical scheme, the handheld automatic flaring machine has the characteristics of miniaturization and portability, a pipe fitting to be flared can be clamped and fixed by adjusting the clamping mechanism, the flaring assembly can be driven to be close to or far away from the pipe fitting by the feeding assembly, flaring operation can be performed on the end part of the pipe fitting by the flaring assembly, and the operation is very convenient.

Drawings

Fig. 1 is a schematic structural diagram of a hand-held automatic flaring machine of the present invention.

Fig. 2 is another angle view of fig. 1.

Fig. 3 is a cross-sectional view of fig. 1.

Figure 4 is a cross-sectional view of the hand held automated flaring machine of the present invention.

Fig. 5 is a cross-sectional view of the clamping mechanism.

Fig. 6 is a schematic structural view of the clamping mechanism.

Fig. 7 is a schematic structural view of a roller head.

Fig. 8 is an exploded view of the clamping mechanism.

Fig. 9 is a schematic structural view of the clamping die.

Fig. 10 is a schematic structural view of a first part of the clamping die.

FIG. 11 is a diagram illustrating a first state of the clamping mechanism.

FIG. 12 is a schematic view of the second state of the clamping mechanism.

Fig. 13 is a schematic view of the third state of the clamping mechanism.

Fig. 14 is a schematic view of state four of the clamping mechanism.

Detailed Description

The invention is described in further detail below with reference to the figures and the detailed description.

As shown in fig. 1-4, the present invention provides a hand-held automatic flaring machine, which comprises a flaring mechanism and a clamping mechanism arranged at the end of the flaring mechanism.

The flaring mechanism comprises a shell 1, a feeding assembly and a flaring assembly, wherein the feeding assembly and the flaring assembly are installed in the shell 1, and a handheld part 2 is arranged on the shell 1.

The flaring assembly comprises a rolling head 3 and a rotating motor 4, wherein the rolling head 3 is connected to the power output end of the rotating motor 4. The stitching head 3 includes a plurality of tapered needle rollers 31, and tips of the plurality of needle rollers 31 are close to each other. In the present embodiment, as shown in fig. 7, the number of the needle rollers 31 is three.

The feed assembly is used for driving the flaring assembly to be close to or far away from the clamping mechanism. The feeding assembly comprises a private clothes motor 5, a speed reducer 6 connected to the power output end of the private clothes motor 5 and a feeding screw rod 7 connected to the speed reducer 6, the rotating motor 4 is connected to the feeding screw rod 7 through a feeding nut, and the feeding screw rod 7 can be driven to rotate forwards or backwards through the private clothes motor 5, so that the flaring assembly is driven to move forwards and backwards in the axial direction.

As shown in fig. 5, 6, 8-10, the clamping mechanism includes a cylindrical clamp base 8, a die sleeve 9 disposed in the clamp base 8, a clamping die 10, and a pushing assembly, wherein the clamping die 10 is cylindrical and is used for inserting a pipe 100 to be flared, and the clamping die 10 is formed by splicing two parts, namely a first part 101 and a second part 102. The end of the clamp seat 8 is provided with an annular vertical plate portion 81, and the mold sleeve 9 is fixed on the vertical plate portion 81. The clamping die 10 is provided with an outer conical surface 10a, the clamping die 10 is inserted into the die sleeve 9, and the pushing assembly can push the clamping die 10 and the die sleeve 9 to move axially relative to each other, so that the die sleeve 9 extrudes the outer conical surface 10a, and the clamping die 10 can clamp the pipe fitting.

In this embodiment, the die case 9 is provided with an inner tapered surface 901, and the inner tapered surface 901 can press the outer tapered surface 10a of the clamping die 10.

The propelling movement subassembly is including pressing from both sides mould clamping ring 11 and clamping nut 12, clamping nut 12 spiro union is on the lateral wall of anchor clamps seat 8, press from both sides mould clamping ring 11 set up in anchor clamps seat 8 inboard and the flank portion 111 that presss from both sides mould clamping ring 11 passes logical groove 81 of seting up on the anchor clamps seat 8, clamping nut 12 can push up press from both sides mould clamping ring 11 protrusion with on the flank portion 111 that leads to the groove 81 outside. In the present embodiment, the through grooves 81 are two and are arranged opposite to each other in the circumferential direction of the jig base 8.

The inner side wall of the clamping nut 12 is provided with a shoulder 121 structure, the shoulder 121 is pressed against the side wing part 111, and the end part of the clamping nut 12 is further provided with a die clamping ring retainer ring 13 for blocking the die clamping ring 11.

The die clamping ring 11 and the die clamping 10 are connected with each other through a connecting rope 14, after flaring is finished, the clamping nut 12 is screwed to move backwards, and then the die clamping ring 10 can be pulled to move backwards through the connecting rope 14 so as to be separated from the die sleeve 9.

A switch 15 is provided on the hand-held part 2, by means of which switch 15 the flaring machine can be operated.

By adopting the technical scheme, the handheld automatic flaring machine has the characteristics of miniaturization and portability, a pipe fitting to be flared can be clamped and fixed by adjusting the clamping mechanism, the flaring assembly can be driven to be close to or far away from the pipe fitting by the feeding assembly, flaring operation can be performed on the end part of the pipe fitting by the flaring assembly, and the operation is very convenient. The hand-held automatic flaring machine has the advantages that the whole structure is assembled in a modularized manner, the density of components is high, the structure is compact, the volume is saved, and the hand-held automatic flaring machine is convenient to hold.

The upper die and the die withdrawing of the die are completed on a clamping mechanism of the equipment. Before the upper die, the clamping die 10 is moved away from the die sleeve 9, and the pipe to be flared can be inserted at the end of the die holder, as shown in fig. 11. When the pipe fitting is used for die-casting, the clamping die 10 which is hung on the clamping die ring 11 in advance by using the connecting rope 14 is placed into the die sleeve 9, the clamping nut 12 is screwed in, the clamping die ring 11 is pushed to compress the clamping die 10, the clamping die 10 and the die sleeve 9 are in conical surface fit, only axial compression is needed, radial clamping of the pipe fitting can be achieved as shown in fig. 12, after clamping, the suit motor 5 can be controlled to drive the flaring mechanism to move forwards, and the rolling head 3 is driven by the rotating motor 4 to perform flaring operation as shown in fig. 13. When the mold is withdrawn, the clamping nut 12 is only required to be screwed back, the connecting rope 14 connected to the mold clamping ring 11 and the mold clamping ring 10 can naturally drive the mold clamping ring 10 to fall off, the mold is withdrawn, and the processed conduit can be taken down, as shown in fig. 14.

The hand-held automatic flaring machine can be used for disassembly-free maintenance of the airplane guide pipe, and has the following outstanding advantages:

1. the device can be operated directly on board an aircraft due to its small size and light weight.

2. After the clamping die is quickly replaced, flaring can be carried out on the guide pipes with different specifications.

3. The device has the functions of storing and adjusting the processing parameters and parameters, and is wide in equipment applicability and simple to operate.

4. Can be arranged separately from the electric cabinet, and when not in use, the flaring machine can be hung on one side of the electric cabinet.

5. When the electric flaring machine is used, the flaring machine and the electric cabinet are mutually independent and are connected only by one power line, so that the electric flaring machine is convenient to carry by an operator.

6. The appearance of the processing end is gun-shaped, the circumferential position of the front handle can be adjusted, an operator can conveniently hold the front handle, and the rear handle can directly control flaring action.

7. The rotating shaft adopts a high-power direct-current rotating speed reduction motor, and the stepless speed regulation can be realized on the rotating shaft while the processing power is increased.

8. The equipment adopts a flaring mode of three rolling needles to flare, and the mode has high processing quality and simple operation and does not need a flaring explorator.

9. The feed shaft is driven by a servo motor and a ball screw, so that higher processing precision can be ensured.

10. Clamping mechanism and equipment are overall design, use the mode that the screw thread compressed tightly, and clamping mode is convenient and reliable, has the anti-falling on the clamping die and connects the rope, and the operation is safe convenient.

11. The independent electric cabinet is furnished with area brake truckle and wire winding handle, convenient transport operation, and the electric cabinet can freely be placed near operating personnel.

It should be understood that the above examples are only for clarity of illustration and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications therefrom are within the scope of the invention.