CN214919921U - Heat pipe sealing device - Google Patents

Abstract

The utility model belongs to the technical field of heat pipe processing equipment, a heat pipe sealing device is provided, include: the extruding mechanism is used for extruding the end part of the heat pipe to be sealed; the cutting mechanism is used for cutting the redundant part of the flattening area of the heat pipe after being extruded by the extruding mechanism; the welding mechanism is used for welding and sealing the tail end of the flattening area of the heat pipe cut by the cutting mechanism; the feeding mechanism is used for sequentially conveying the heat pipe to be sealed to the extruding mechanism, the cutting mechanism and the welding mechanism; and the fixing mechanism is used for fixing the heat pipe to be sealed. The utility model provides a heat pipe sealing device, simple structure, work efficiency are higher, manufacturing cost is lower.

Description

Heat pipe sealing device

Technical Field

The utility model relates to a heat pipe machining equipment technical field, concretely relates to heat pipe sealing device.

Background

In the production and manufacturing process of the heat pipe, a sealing device is required to perform a sealing operation on the heat pipe. In the prior art, the end of the heat pipe is usually manually extruded by an extrusion device, then the redundant part is manually cut off by a cutter, and finally the welding machine is used for welding and sealing. This requires a lot of manpower to operate, which not only increases the production cost, but also results in low production efficiency.

SUMMERY OF THE UTILITY MODEL

To the defect among the prior art, the utility model aims at providing a heat pipe closing device to practice thrift the cost, improve production efficiency.

In order to achieve the above object, the present invention provides a heat pipe sealing device, including:

the extruding mechanism is used for extruding the end part of the heat pipe to be sealed;

the cutting mechanism is used for cutting the redundant part of the flattening area of the heat pipe after being extruded by the extruding mechanism;

the welding mechanism is used for welding and sealing the tail end of the flattening area of the heat pipe cut by the cutting mechanism;

the feeding mechanism is used for sequentially conveying the heat pipe to be sealed to the extruding mechanism, the cutting mechanism and the welding mechanism; and

and the fixing mechanism is used for fixing the heat pipe to be sealed.

Further, the extruding device further comprises a pushing mechanism, and the pushing mechanism is arranged on one side, far away from the extruding mechanism, of the feeding mechanism.

Further, the extrusion mechanism is arranged on one side of the feeding mechanism, and the extrusion mechanism comprises:

the two extrusion dies are arranged oppositely; and

the first air cylinder is fixedly provided with two mutually-far sides of the extrusion dies, and the power output ends of the first air cylinders are fixedly connected with the two mutually-far sides of the extrusion dies respectively.

Further, the cutting mechanism is arranged on one side of the extrusion mechanism, which is far away from the feeding direction of the feeding mechanism, and the cutting mechanism comprises:

the L-shaped mounting plate is arranged in a sliding manner;

the first sliding block is arranged on the inner side of the L-shaped mounting plate in a sliding mode, a guide rod is arranged at the top of the first sliding block, a sliding hole is formed in the L-shaped plate, and the guide rod is connected with the L-shaped mounting plate in a sliding mode through the sliding hole;

the reset spring is sleeved on the guide rod, two ends of the reset spring are respectively abutted against the first sliding block and the L-shaped mounting plate, and the reset spring has the tendency that the first sliding block moves away from the L-shaped mounting plate in a natural state;

the cutting knife is arranged on one side, far away from the heat pipe, of the first sliding block and is in sliding connection with the first sliding block, and the cutting knife is fixedly connected with the L-shaped mounting plate;

the fixed block is fixedly arranged on one side of the first sliding block, which faces the heat pipe, and corresponds to the first sliding block; and

the second cylinder is fixedly arranged at the top of the L-shaped mounting plate, and a power output shaft of the second cylinder is fixedly connected with the L-shaped plate.

Further, the welding mechanism comprises a welding gun arranged on one side of the cutting mechanism far away from the extruding mechanism.

Further, the feeding mechanism includes:

the fixing plates are sequentially arranged at intervals, and a plurality of first V-shaped grooves are formed in the top of each fixing plate along the length direction of the fixing plate;

the movable plates are sequentially arranged at intervals, the bottoms of the movable plates are fixedly connected with the movable seat, and the top of each movable plate is provided with a plurality of second V-shaped grooves matched with the first V-shaped grooves;

the bottom of the movable seat is provided with a first sliding groove, the first sliding groove is step-shaped, the upper side of the first sliding groove is a larger side, and the top of the second sliding block is matched with the first sliding groove and is in sliding connection with the movable seat through the first sliding groove;

a second sliding groove is formed in one end of the movable seat, the second sliding groove is step-shaped, one side, close to the other end of the movable seat, of the second sliding groove is a larger side, and the top of the third sliding block is matched with the second sliding groove and is in sliding connection with the movable seat through the second sliding groove;

the third cylinder is fixedly arranged at the bottom of the second sliding block, and a power output shaft of the third cylinder is fixedly connected with the second sliding block; and

the fourth cylinder is fixedly arranged on one side, far away from the movable seat, of the third sliding block, and a power output shaft of the fourth cylinder is fixedly connected with the third sliding block.

Further, the fixing mechanism includes three fixing units, the three fixing units are respectively disposed at the extruding mechanism, the cutting mechanism and the welding mechanism, and the fixing unit includes:

the screw rod is provided with a first thread section and a second thread section, the thread pitches of the first thread section and the second thread section are the same, and the thread directions are opposite;

the two clamping blocks are oppositely arranged and are respectively in threaded connection with the screw rod through the first thread section and the second thread section; and

and the power output shaft of the motor is fixedly connected with the power input end of the screw rod.

Further, the screws of the three fixing units are integrally formed.

Further, the opposite sides of the two clamping blocks are provided with third V-shaped grooves which are matched with each other.

Further, the pushing mechanism includes:

the pushing plate is arranged on one side, far away from the extruding mechanism, of the feeding mechanism in a sliding mode; and

the fifth cylinder is fixedly arranged on one side, far away from the feeding mechanism, of the pushing plate, and a power output shaft of the fifth cylinder is fixedly connected with the pushing plate.

The utility model has the advantages that:

the utility model provides a heat pipe closing device through setting up extrusion mechanism, cutting mechanism and welding mechanism, can flatten the welded seal of sealing, flattening area cutting and flattening area tip automatically to the heat pipe, has improved work efficiency, has reduced manufacturing cost.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.

Fig. 1 is a perspective view of a heat pipe sealing device according to an embodiment of the present invention;

FIG. 2 is a structural view of a cutting mechanism of the heat pipe sealing apparatus shown in FIG. 1;

FIG. 3 is a perspective view of a feeding mechanism of the heat pipe sealing apparatus shown in FIG. 1;

FIG. 4 is a top view of FIG. 3;

FIG. 5 is a right side view as shown in FIG. 4;

fig. 6 is a structural view of a fixing mechanism of the heat pipe sealing apparatus shown in fig. 1.

Reference numerals:

000-heat pipe, 100-extrusion mechanism, 110-extrusion die, 120-first cylinder, 200-cutting mechanism, 210-L-shaped mounting plate, 220-first slide block, 230-reset spring, 240-cutting knife, 250-fixed block, 260-second cylinder, 300-welding mechanism, 310-welding gun, 400-feeding mechanism, 410-fixed plate, 420-movable plate, 430-second slide block, 440-third slide block, 450-third cylinder, 460-fourth cylinder, 500-fixing mechanism, 510-fixing unit, 511-screw, 512-clamping block, 513-motor, 600-pushing mechanism, 610-pushing plate, 620-fifth cylinder.

Detailed Description

Embodiments of the present invention will be described in detail below with reference to the accompanying drawings. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.

It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.

In the description of the present application, it is to be understood that the terms "center," "longitudinal," "lateral," "length," "width," "thickness," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," "clockwise," "counterclockwise," "axial," "radial," "circumferential," and the like are used in the orientations and positional relationships indicated in the drawings for convenience of description and simplicity of description, and are not intended to indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and are therefore not to be considered limiting.

Furthermore, the terms "first", "second", etc. are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In this application, unless expressly stated or limited otherwise, the terms "mounted," "connected," "secured," and the like are to be construed broadly and can include, for example, fixed connections, removable connections, or integral parts; can be mechanically or electrically connected; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In this application, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may be directly contacting the first and second features or indirectly contacting the first and second features through intervening media. Also, a first feature "on," "over," and "above" a second feature may be directly or diagonally above the second feature, or may simply indicate that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the first feature, or may simply mean that the first feature is at a lesser elevation than the second feature.

As shown in fig. 1-6, the present invention provides a heat pipe sealing device, which comprises an extruding mechanism 100, a cutting mechanism 200, a welding mechanism 300, a feeding mechanism 400 and a fixing mechanism 500.

The pressing mechanism 100 is configured to press an end of the heat pipe 000 to be sealed, specifically, to flatten the end of the heat pipe 000 to be sealed, so that an inner wall of a flattened area of the heat pipe 000 is in close contact with and maintains a seal. The cutting mechanism 200 is used for cutting the redundant part of the flattened area of the heat pipe 000 after being pressed by the pressing mechanism 100, specifically, the heat pipe 000 which is pressed and flattened and sealed by the pressing mechanism 100 is conveyed to the cutting mechanism 200, and then the redundant part of the flattened area is cut off by the cutting mechanism 200. The welding mechanism 300 is used for welding and sealing the end of the flattened area of the heat pipe 000 cut by the cutting mechanism 200, specifically, the heat pipe 000 cut by the cutting mechanism 200 is conveyed to the welding mechanism, and the welding mechanism 300 is used for welding and sealing the end of the flattened area.

The feeding mechanism 400 is configured to sequentially convey the heat pipe 000 to be sealed to the extruding mechanism 100, the cutting mechanism 200, and the welding mechanism 300, and specifically, the feeding mechanism 400 conveys the heat pipe 000 to be sealed to the extruding mechanism 100 for flattening and sealing, and conveys the heat pipe 100 to the cutting mechanism 200 for cutting after flattening and sealing. At the same time, the feeding mechanism 400 delivers another heat pipe 000 to be sealed to the extruding mechanism 100. The cut heat pipe 000 is conveyed to the welding mechanism 300 by the feeding mechanism 400 for welding and sealing. Meanwhile, the feeding mechanism 400 will transport the heat pipe 000 flattened and sealed by the pressing mechanism 100 to the cutting mechanism 200, and transport another heat pipe 000 to be sealed to the pressing mechanism 100. The welded heat pipe 000 is transported away by the feeding mechanism 400, for example, to a storage bin. Meanwhile, the feeding mechanism 400 will transport the heat pipe 000 at the previous station to the next station, and transport another heat pipe 000 to be sealed to the extruding mechanism 100.

The fixing mechanism 500 is used for fixing the heat pipe 000 to be sealed, and specifically, fixing the heat pipe 000 at the extruding mechanism 100, the cutting mechanism 200 and the welding mechanism 300, so as to facilitate the extruding mechanism 100, the cutting mechanism 200 and the welding mechanism 300 to weld.

Preferably, a feeding mechanism is further included for sequentially feeding the heat pipes 000 to be sealed to the feeding end of the feeding mechanism 400 one by one.

When the sealing device is used, the feeding mechanism sequentially conveys the heat pipes 000 to be sealed to the feeding end of the feeding mechanism 400 one by one, and then the feeding mechanism 400 sequentially conveys the heat pipes 000 to be sealed to the extruding mechanism 100, the cutting mechanism 200 and the welding mechanism 300.

The heat pipe sealing device provided by the embodiment can automatically finish the flattening seal, the cutting of the flattening area and the welding seal of the flattening area of the heat pipe 000 to be sealed, and meanwhile, the work can be simultaneously carried out, so that the production efficiency is improved.

In one embodiment, a pushing mechanism 600 is further included, the pushing mechanism 600 is disposed on a side of the feeding mechanism 400 away from the extruding mechanism 100, and specifically, the pushing mechanism 600 is used to keep an end of the heat pipe 000 away from the extruding mechanism 100 flush, so that the final length of the heat pipe 000 is kept consistent.

In one embodiment, the extrusion mechanism 100 is disposed at one side of the feeding mechanism 400, and the extrusion mechanism 100 includes an extrusion die 110 and a first cylinder 120.

The number of the extrusion dies 110 is two, and the two extrusion dies 110 are arranged oppositely. Preferably, the opposite sides of the two extrusion dies 110 are asymmetrically configured, which results in an asymmetrical configuration of the crush zone, thereby improving the sealing effect.

The number of the first cylinders 120 is two, the two first cylinders 120 are fixedly disposed at the sides of the two extrusion dies 110 away from each other, and the power output ends of the two first cylinders 120 are respectively fixedly connected with the sides of the two extrusion dies 110 away from each other.

When the sealing device is used, the feeding mechanism 400 conveys the heat pipe 000 to be sealed to a position between the two extrusion dies 110, and the two first dies are started to drive the two extrusion dies 110 to approach each other, so that the heat pipe 000 is extruded until the inner walls of the heat pipe 000 are in close contact and keep sealed.

The extrusion mechanism 100 with the structure has simple structure and good flattening and sealing effects.

In one embodiment, the cutting mechanism 200 is disposed on a side of the pressing mechanism 100 away from the feeding direction of the feeding mechanism 400, and the cutting mechanism 200 includes an L-shaped mounting plate 210, a first slider 220, a return spring 230, a cutting knife 240, a fixing block 250, and a second cylinder 260.

Wherein the L-shaped plate is slidably mounted above the feeding mechanism 400. First slider 220 slidable mounting is in the inboard of L type mounting panel 210, and the top of first slider 220 is provided with the guide bar, has seted up the slide opening on the L template, and the guide bar passes through slide opening and L type mounting panel 210 sliding connection. The return spring 230 is sleeved on the guide rod, two ends of the return spring are respectively abutted to the first sliding block 220 and the L-shaped mounting plate 210, and in a natural state, the return spring 230 tends to make the first sliding block 220 move away from the L-shaped mounting plate 210. The cutting knife 240 is disposed on a side of the first slider 220 away from the heat pipe 000 and is slidably connected to the first slider 220, and the cutting knife 240 is fixedly connected to the L-shaped mounting plate 210. The fixing block 250 is fixedly installed at a side of the first slider 220 facing the heat pipe 000 and corresponds to the first slider 220. The second cylinder 260 is fixedly mounted on the top of the L-shaped mounting plate 210, and a power output shaft of the second cylinder 260 is fixedly connected with the L-shaped plate.

During the use, feeding mechanism 400 carries heat pipe 000 to between fixed block 250 and the first slider 220, and later the second cylinder 260 drive L type mounting panel 210 descends to drive first slider 220 and cutting knife 240 descend, at the in-process that L type mounting panel 210 descends, the slider can be earlier with heat pipe 000 contact, under the effect of fixed block, first slider compression reset spring 230, further fixes heat pipe 000 under the effect of reset spring 230 elasticity, so that the cutting. The L-shaped mounting plate 210 then continues to lower, causing the cutting blade 240 to continue to lower until the heat pipe 000 is cut.

The device with the structure can further fix the heat pipe 000 and is more beneficial to cutting.

Preferably, a side of the first slider 220 away from the cutting blade 240 contacts an inner wall of the L-shaped plate so as to restrict the rotation of the first slider 220.

Preferably, a side of the cutting knife 240 facing the first slider 220 is in contact with the first slider 220 to facilitate cutting.

In one embodiment, the welding mechanism 300 includes a welding gun 310 mounted on a side of the cutting mechanism 200 remote from the extrusion mechanism 100.

When in use, the feeding mechanism 400 conveys the cut heat pipe 000 to the welding gun 310, and the welding gun 310 performs welding and sealing.

Preferably, the welding mode is argon arc welding.

In one embodiment, the feeding mechanism 400 includes a fixed plate 410, a movable plate 420, a second slider 430, a third slider 440, a third cylinder 450, and a fourth cylinder 460.

Wherein, the quantity of fixed plate 410 is a plurality of, and a plurality of fixed plates 410 set up at interval in proper order, and a plurality of first V-arrangement grooves have been seted up along its length direction in the top of fixed plate 410. The number of the fixing plates 410 is two in the present embodiment. Preferably, the discharge end of the fixed plate 410 is provided with a slope to facilitate the sliding of the heat pipe 000 from the fixed plate 410 into the collection bin.

The number of the movable plates 420 is multiple, the plurality of movable plates 420 are sequentially arranged at intervals, the bottoms of the plurality of movable plates 420 are fixedly connected with the movable base, and the top of the movable plate 420 is provided with a plurality of second V-shaped grooves matched with the first V-shaped grooves. Specifically, the movable plates 420 may be alternately disposed with the fixed plates 410, or may be disposed between two adjacent fixed plates 410. It should be noted that, initially, the second V-shaped groove of the movable plate 420 is lower than the first V-shaped groove of the fixed plate 410. First spout has been seted up to the bottom of sliding seat, and first spout is the step form and the upside is the great side, and the top of second slider 430 suits with first spout and passes through first spout and sliding connection with the sliding seat.

The second spout has been seted up to the one end of sliding seat, and the second spout is the step form and is close to one side of the sliding seat other end for the great side, and the top of third slider 440 suits with the second spout and passes through second spout and sliding connection with the sliding seat.

The third cylinder 450 is fixedly arranged at the bottom of the second sliding block 430, and a power output shaft of the third cylinder 450 is fixedly connected with the second sliding block 430. The fourth cylinder 460 is fixedly arranged on one side, far away from the movable seat, of the third sliding block 440, and a power output shaft of the fourth cylinder 460 is fixedly connected with the third sliding block 440.

When in use, the feeding mechanism conveys the heat pipe 000 to the first V-shaped groove at the feeding end of the fixing plate 410; then the third cylinder 450 extends to drive the movable plate 420 to ascend, so that the heat pipe 000 lifts the heat pipe 000 conveyed into the first V-shaped groove upwards under the action of the second V-shaped groove until the heat pipe 000 is lifted out of the first V-shaped groove; then the fourth cylinder 460 extends to drive the movable plate 420 to advance, specifically, the fourth cylinder 460 drives the movable plate 420 to advance by the distance between two adjacent first V-shaped grooves or the distance between two adjacent stations; then the third cylinder 450 contracts, thereby driving the movable plate 420 to descend, thereby placing the heat pipe 000 in the first V-shaped groove; and then the fourth cylinder 460 contracts to restore the movable plate 420 to the original position. Repeating the above operations, the heat pipe 000 is sequentially conveyed from the feeding end of the feeding mechanism 400 to the extruding mechanism 100, the cutting mechanism 200 and the welding mechanism 300, and finally enters the material receiving box from the discharging end of the feeding mechanism 400.

The feeding mechanism 400 with the structure has a simple structure.

In one embodiment, the fixing mechanism 500 includes three fixing units 510, the three fixing units 510 are respectively disposed at the pressing mechanism 100, the cutting mechanism 200, and the welding mechanism 300, and the fixing units 510 include a screw 511, a clamping block 512, and a motor 513.

The screw 511 is provided with a first thread section and a second thread section, wherein the thread pitches of the first thread section and the second thread section are the same, and the thread directions are opposite. The number of the clamping blocks 512 is two, the two clamping blocks 512 are arranged oppositely, and the two clamping blocks 512 are respectively in threaded connection with the screw 511 through a first threaded section and a second threaded section. The power output shaft of the motor 513 is fixedly connected with the power input end of the screw 511.

When the heat pipe 000 clamping device is used, the motor 513 drives the screw rod 511 to rotate, so that the two clamping blocks 512 are close to or far away from each other under the action of the first thread section and the second thread section, specifically, when the heat pipe 000 needs to be clamped, the motor 513 drives the screw rod 511 to rotate in the forward direction, so that the two clamping blocks 512 are driven to be close to each other, and the heat pipe 000 is clamped; when it is desired to release heat pipe 000, motor 513 drives screw 511 in reverse rotation, thereby driving the two gripper blocks 512 away from each other and thereby releasing heat pipe 000.

The fixing mechanism 500 with the structure has a simple structure.

Preferably, the opposite sides of the two clamping blocks 512 are provided with flexible gaskets to prevent pinching of the heat pipe 000.

In one embodiment, the screws 511 of the three fixing units 510 are integrally formed. In use, three fixing units 510 can be driven by one motor 513 to fix the heat pipes 000 at the respective stations.

The fixing mechanism 500 with the structure has a simple structure, does not need to be driven by three motors 513 respectively, and is low in cost.

In one embodiment, the opposite sides of the two clamping blocks 512 are provided with third V-shaped grooves that mate with each other.

When the heat pipe fixing device is used, the fixing effect on the heat pipe 000 can be enhanced under the action of the two third V-shaped grooves, and meanwhile, the third V-shaped grooves also have the function of automatically aligning to the center, so that the extrusion, cutting and welding of a human pipe are facilitated.

This structure can enhance the fixing effect of the heat pipe 000 and also contribute to the processing.

Preferably, a flexible gasket is disposed in the third V-shaped groove to reduce the amount of gasket used.

In one embodiment, the push mechanism 600 includes a push plate 610 and a fifth cylinder 620.

The push plate 610 is slidably mounted on a side of the feeding mechanism 400 away from the pressing mechanism 100. The fifth cylinder 620 is fixedly installed on one side of the push plate 610 far away from the feeding mechanism 400, and a power output shaft of the fifth cylinder 620 is fixedly connected with the push plate 610.

In use, the fifth cylinder 620 extends and contracts, so that the pushing plate 610 is pushed to move, and the end of the heat pipe 000 far away from the extrusion mechanism 100 is kept flush.

This configuration keeps one end of the heat pipe 000 flush, thereby keeping the length of the heat pipe 000 uniform after sealing.

The utility model provides a heat pipe sealing device, simple structure, work efficiency is higher, and manufacturing cost is lower.

In the specification of the present invention, a large number of specific details are explained. It is understood, however, that embodiments of the invention may be practiced without these specific details. In some instances, well-known methods, structures and techniques have not been shown in detail in order not to obscure an understanding of this description.

Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.

Claims (10)

1. A heat pipe sealing device is characterized in that: the method comprises the following steps:

the extruding mechanism is used for extruding the end part of the heat pipe to be sealed;

the cutting mechanism is used for cutting the redundant part of the flattening area of the heat pipe after being extruded by the extruding mechanism;

the welding mechanism is used for welding and sealing the tail end of the flattening area of the heat pipe cut by the cutting mechanism;

the feeding mechanism is used for sequentially conveying the heat pipe to be sealed to the extruding mechanism, the cutting mechanism and the welding mechanism; and

and the fixing mechanism is used for fixing the heat pipe to be sealed.

2. A heat pipe sealer as claimed in claim 1, wherein: the extrusion mechanism is characterized by further comprising a pushing mechanism, wherein the pushing mechanism is arranged on one side of the feeding mechanism, which is far away from the extrusion mechanism.

3. A heat pipe sealer as claimed in any one of claims 1 or 2, wherein: the extrusion mechanism sets up one side of feeding mechanism, the extrusion mechanism includes:

the two extrusion dies are arranged oppositely; and

the first air cylinder is fixedly provided with two mutually-far sides of the extrusion dies, and the power output ends of the first air cylinders are fixedly connected with the two mutually-far sides of the extrusion dies respectively.

4. A heat pipe sealer as claimed in any one of claims 1 or 2, wherein: the cutting mechanism is arranged on one side of the extrusion mechanism, which is far away from the material feeding direction of the material feeding mechanism, and the cutting mechanism comprises:

the L-shaped mounting plate is arranged in a sliding manner;

the first sliding block is arranged on the inner side of the L-shaped mounting plate in a sliding mode, a guide rod is arranged at the top of the first sliding block, a sliding hole is formed in the L-shaped plate, and the guide rod is connected with the L-shaped mounting plate in a sliding mode through the sliding hole;

the reset spring is sleeved on the guide rod, two ends of the reset spring are respectively abutted against the first sliding block and the L-shaped mounting plate, and the reset spring has the tendency that the first sliding block moves away from the L-shaped mounting plate in a natural state;

the cutting knife is arranged on one side, far away from the heat pipe, of the first sliding block and is in sliding connection with the first sliding block, and the cutting knife is fixedly connected with the L-shaped mounting plate;

the fixed block is fixedly arranged on one side of the first sliding block, which faces the heat pipe, and corresponds to the first sliding block; and

the second cylinder is fixedly arranged at the top of the L-shaped mounting plate, and a power output shaft of the second cylinder is fixedly connected with the L-shaped plate.

5. A heat pipe sealer as claimed in any one of claims 1 or 2, wherein: the welding mechanism comprises a welding gun arranged on one side of the cutting mechanism far away from the extrusion mechanism.

6. A heat pipe sealer as claimed in any one of claims 1 or 2, wherein: the feeding mechanism comprises:

the fixing plates are sequentially arranged at intervals, and a plurality of first V-shaped grooves are formed in the top of each fixing plate along the length direction of the fixing plate;

the movable plates are sequentially arranged at intervals, the bottoms of the movable plates are fixedly connected with the movable seat, and the top of each movable plate is provided with a plurality of second V-shaped grooves matched with the first V-shaped grooves;

the bottom of the movable seat is provided with a first sliding groove, the first sliding groove is step-shaped, the upper side of the first sliding groove is a larger side, and the top of the second sliding block is matched with the first sliding groove and is in sliding connection with the movable seat through the first sliding groove;

a second sliding groove is formed in one end of the movable seat, the second sliding groove is step-shaped, one side, close to the other end of the movable seat, of the second sliding groove is a larger side, and the top of the third sliding block is matched with the second sliding groove and is in sliding connection with the movable seat through the second sliding groove;

the third cylinder is fixedly arranged at the bottom of the second sliding block, and a power output shaft of the third cylinder is fixedly connected with the second sliding block; and

the fourth cylinder is fixedly arranged on one side, far away from the movable seat, of the third sliding block, and a power output shaft of the fourth cylinder is fixedly connected with the third sliding block.

7. A heat pipe sealer as claimed in any one of claims 1 or 2, wherein: the fixed establishment includes three fixed unit, and three the fixed unit sets up respectively extrusion mechanism, cutting mechanism with welding mechanism department, the fixed unit includes:

the screw rod is provided with a first thread section and a second thread section, the thread pitches of the first thread section and the second thread section are the same, and the thread directions are opposite;

the two clamping blocks are oppositely arranged and are respectively in threaded connection with the screw rod through the first thread section and the second thread section; and

and the power output shaft of the motor is fixedly connected with the power input end of the screw rod.

8. A heat pipe sealer as claimed in claim 7, wherein: the screws of the three fixing units are integrally formed.

9. A heat pipe sealer as claimed in claim 7, wherein: and the opposite sides of the two clamping blocks are provided with third V-shaped grooves which are matched with each other.

10. A heat pipe sealer as claimed in claim 2, wherein: the pushing mechanism includes:

the pushing plate is arranged on one side, far away from the extruding mechanism, of the feeding mechanism in a sliding mode; and

the fifth cylinder is fixedly arranged on one side, far away from the feeding mechanism, of the pushing plate, and a power output shaft of the fifth cylinder is fixedly connected with the pushing plate.

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