CN210390090U

CN210390090U - Heating forming device of carrier band forming machine

Info

Publication number: CN210390090U
Application number: CN201921164825.1U
Authority: CN
Inventors: 王剑
Original assignee: Wuxi Shiyi Electronic Technology Co Ltd
Current assignee: Wuxi Shiyi Electronic Technology Co Ltd
Priority date: 2019-07-23
Filing date: 2019-07-23
Publication date: 2020-04-24
Anticipated expiration: 2029-07-23

Abstract

The utility model relates to a fashioned technical field of carrier band wherein discloses a heating forming device of carrier band make-up machine, and it includes the frame, it is provided with the shaping wheel to rotate in the frame, the axis of shaping wheel extends along the horizontal direction, one side of shaping wheel is provided with heating element, heating element includes that backup pad and slip set up in the hot-blast rifle of backup pad upper end, hot-blast rifle slides in the horizontal plane, the muzzle of hot-blast rifle is just to the axis of shaping wheel, be provided with the spacing subassembly that is used for restricting hot-blast rifle and backup pad relative position in the backup pad. The utility model discloses have hot-blast rifle and slide along the horizontal direction in the backup pad, adjust the muzzle of hot-blast rifle and the axial position of shaping wheel periphery and the interval between muzzle and the shaping wheel periphery, adjust the position through spacing subassembly locking hot-blast rifle after accomplishing, guarantee that the carrier band of different specifications all has the best effect of softening, guarantee the effect of the production quality of carrier band.

Description

Heating forming device of carrier band forming machine

Technical Field

The utility model belongs to the technical field of the fashioned technique of carrier band and specifically relates to a heating forming device of carrier band make-up machine is related to.

Background

The carrier tape (carrier tape) is a tape-shaped product applied to the field of electronic packaging, and has a specific thickness, and holes (also called pockets) for holding electronic components and positioning holes for index positioning are equidistantly distributed in the length direction of the tape-shaped product. The carrier tape is typically wound onto reels for ease of transportation. Meanwhile, the electronic components carried by the package are divided into different intervals according to different sizes, and the common widths are 8mm, 12mm, 16mm, 24mm, 32mm, 44m, 56mm and the like; depending on the antistatic level, there may be a conductive type, an antistatic type (static dissipative type) and an insulating type; according to the material, plastics (polymers) and paper materials can be classified, and the mainstream of the market at present is PC (polycarbonate) carrier tape, PS (polystyrene) and ABS (acrylonitrile-butadiene-styrene copolymer resin) carrier tape.

The prior Chinese patent with publication number CN208037628U discloses a roller type carrier tape forming machine, which comprises a forming machine support frame, wherein the top of the forming machine support frame is provided with a feeding structure, the bottom of the feeding structure is provided with a tensioning wheel, one side of the tensioning wheel is provided with a forming wheel, and the top of the forming wheel is provided with a heating fan; after the starting device, the material belt enters the forming wheel through the tensioning wheel, the heating fan heats the forming wheel and the material belt, and the material belt is heated and softened and is processed into a pocket (a type groove) through the forming wheel.

The above prior art solutions have the following drawbacks: when carrier bands with different specifications (intervals) are produced according to production requirements, different forming wheels need to be replaced by the carrier band forming machine, carrier bands needing to be softened are different, the position of the heating fan needs to be adjusted accordingly, and the heating fan in the prior art is fixed and cannot be adjusted, so that the softening effect of the carrier bands is poor, and the production quality of the carrier bands is affected.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing a heating forming device of carrier band make-up machine, hot-blast rifle slide along the horizontal direction in the backup pad, adjust the muzzle of hot-blast rifle and the axial position of shaping wheel periphery and the interval between muzzle and the shaping wheel periphery, adjust the position through spacing subassembly locking hot-blast rifle after accomplishing, guarantee that the carrier band of different specifications all has the best effect of softening, guarantee the production quality of carrier band.

The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:

the utility model provides a heating forming device of carrier band make-up machine, includes the frame, it is provided with the shaping wheel to rotate in the frame, the axis of shaping wheel extends along the horizontal direction, one side of shaping wheel is provided with heating element, heating element includes that backup pad and slip set up the hot-blast rifle in the backup pad upper end, the hot-blast rifle slides in the horizontal plane, the muzzle of hot-blast rifle is just to the axis of shaping wheel, be provided with the spacing subassembly that is used for restricting hot-blast rifle and backup pad relative position in the backup pad.

Through adopting above-mentioned technical scheme, after changing different shaping wheels, the hot-blast rifle slides along the horizontal direction in the backup pad, axial slip along the shaping wheel, an axial position for adjusting the muzzle of hot-blast rifle and shaping wheel periphery, axial slip along perpendicular shaping wheel, then be used for the adaptation not to use the shaping wheel of diameter and be the same as adjusting the interval between the muzzle of hot-blast rifle and the shaping wheel periphery, adjust the position through spacing subassembly locking hot-blast rifle after accomplishing, guarantee that the carrier band of different specifications all has the best softening effect, guarantee the production quality of carrier band.

The utility model discloses further set up to: the upper end of backup pad is provided with the slider along the endwise slip of shaping wheel, the upper end of slider is provided with the slide along the axial of perpendicular to shaping wheel and just slides in the horizontal plane, be connected with on the slide the hot-blast rifle.

Through adopting above-mentioned technical scheme, utilize slider to backup pad control hot-blast rifle along the axial regulation of shaping wheel, utilize slider and slide control hot-blast rifle along the axial regulation of perpendicular shaping wheel in the horizontal plane, avoid hot-blast rifle to slide at will in the backup pad, make things convenient for personnel's accurate adjustment hot-blast rifle mouth and the position relation between the shaping wheel, guarantee that the carrier band of different specifications all has the best effect of softening, guarantee the production quality of carrier band.

The utility model discloses further set up to: the limiting assembly comprises a first baffle arranged at two ends of the support plate in the axial direction of the forming wheel, a first bolt arranged on the first baffle in a rotating mode, a second baffle arranged at two ends of the slide in a sliding mode, and a second bolt arranged on the second baffle in a rotating mode, wherein the first baffle is arranged at the two ends of the support plate in the axial direction of the forming wheel, the second baffle is arranged at the two ends of the slide in a sliding mode, and the first bolt and the second bolt.

Through adopting above-mentioned technical scheme, restrict the slider through first bolt and follow the axial slip of shaping wheel in the backup pad, restrict the slider on the slider along the axial of perpendicular to shaping wheel and the slip in the horizontal plane through the second bolt, realize locking hot-blast rifle's position.

The utility model discloses further set up to: a first guide rod extending along the axial direction of the forming wheel is arranged between the first baffles, the first guide rod penetrates through the sliding block, a second guide rod extending along the axial direction of the forming wheel and in the horizontal plane is arranged between the second baffles, the second guide rod penetrates through the sliding block, and the second guide rod is positioned above the first guide rod.

By adopting the technical scheme, the first guide rod enables the sliding block to only slide in the axial direction of the forming wheel, and the second guide rod enables the sliding seat to only slide in the axial direction perpendicular to the forming wheel and in the horizontal plane, so that personnel can only adjust the position in one direction during step-by-step adjustment, and the personnel can conveniently and accurately adjust the position relation between the gun mouth of the hot air gun and the forming wheel.

The utility model discloses further set up to: one side that heating element was kept away from to the forming wheel is provided with a pair of spacing roller, the axis of spacing roller is on a parallel with the axis of forming wheel, and is a pair of interval between the spacing roller is less than the diameter of forming wheel, and the carrier band is kept away from one side of forming wheel from the spacing roller and is passed around rolling up on the forming wheel and wear out from between the spacing roller.

Through adopting above-mentioned technical scheme, interval between the spacing roller is less than the diameter of forming wheel, and the increase is around rolling up the carrier band length on forming wheel, guarantees simultaneously that the carrier band gets into forming wheel and the angle when breaking away from forming wheel is unchangeable, avoids the change of angle to make the extrusion force between carrier band and the forming wheel change and then lead to the pocket degree of depth of processing out to change, guarantees the production quality of carrier band.

The utility model discloses further set up to: be provided with the annular that is used for inlaying the carrier band in the periphery of shaping wheel, just be provided with the shaping lug along the circumference interval of shaping wheel on the arc lateral wall of annular, there is the interval between the relative lateral wall of shaping lug and annular, the arc lateral wall of annular just is located one side slip butt that the shaping wheel is close to heating element and presses the material area, press and be provided with the hole of dodging the shaping lug on the material area, press the material area including the segmental arc of butt annular arc lateral wall and be located the straightway at segmental arc both ends, the one end that the segmental arc was kept away from to the straightway links firmly in the frame.

By adopting the technical scheme, the two ends of the width direction of the carrier tape abut against the arc-shaped side walls of the annular grooves through the material pressing tape, so that the depth of the pocket processed on the carrier tape is equal to the protruding height of the forming bump, the depth of the pocket is consistent, and the production quality of the carrier tape is guaranteed.

The utility model discloses further set up to: the one end of keeping away from the segmental arc of straightway is provided with the mounting hole, be connected with the pressure material spring on the mounting hole, be provided with a pair of pressure material pole that is used for connecting the pressure material area in the frame, the one end that the pressure material spring kept away from the pressure material area is connected on the pressure material pole.

Through adopting above-mentioned technical scheme, after changing different forming wheels, make the pressure band support the arc lateral wall of tight annular all the time through pressing the material spring, and then guarantee that the both ends of carrier band width direction support the arc lateral wall of tight annular for the degree of depth of pocket is unanimous, guarantees the production quality of carrier band.

The utility model discloses further set up to: one side of shaping wheel is provided with the shift fork, the one end of shift fork is provided with the blade, the arc lateral wall of blade slip butt annular, be provided with the groove of dodging the shaping lug on the blade, what the annular was kept away from to the shift fork links firmly in the frame.

By adopting the technical scheme, because the forming convex block is embedded in the pocket of the carrier tape, the cutting edge of the shifting fork is in sliding butt joint with the arc-shaped side wall of the ring groove, the carrier tape which is processed and embedded in the ring groove is forcedly stripped from the forming wheel, the phenomenon that the carrier tape is stretched and deformed or even broken due to the fact that the carrier tape is pulled out of the ring groove of the forming wheel in the carrier tape by using large pulling force is avoided, and the production quality of the carrier tape is guaranteed.

The utility model discloses further set up to: the forming wheel is provided with a hub cooling fan on one side deviating from the rack, the rotating axis of the hub cooling fan is axially overlapped with the forming wheel, and a fan support used for installing the hub cooling fan is arranged on the rack.

Through adopting above-mentioned technical scheme, because of the unstable meeting fluctuation in certain extent of temperature of hot-blast rifle, utilize the temperature of wheel hub radiator fan auxiliary control carrier band and shaping wheel for the carrier band has suitable softening degree, guarantees the production quality of carrier band.

The utility model discloses further set up to: finished product cooling fans are arranged on the frame and on the periphery of the forming wheel, and the finished product cooling fans are opposite to the processed carrier tape.

By adopting the technical scheme, the finished product cooling fan rapidly reduces the temperature of the carrier tape, prevents the softened carrier tape from entering the next procedure to generate tensile deformation, and ensures the production quality of the carrier tape.

To sum up, the utility model discloses a beneficial technological effect does:

1. the hot air gun slides on the supporting plate along the horizontal direction, the axial positions of the muzzle of the hot air gun and the periphery of the forming wheel and the distance between the muzzle and the periphery of the forming wheel are adjusted, the position of the hot air gun is locked through the limiting component after the adjustment is finished, the carrier tapes of different specifications are guaranteed to have the best softening effect, and the production quality of the carrier tapes is guaranteed;

2. the limiting roller ensures that the angle of the carrier tape entering the forming wheel and the angle of the carrier tape leaving the forming wheel are not changed, so that the phenomenon that the extrusion force between the carrier tape and the forming wheel is changed due to the change of the angle, the depth of a processed pocket is changed, and the production quality of the carrier tape is ensured;

3. the material pressing belt enables two ends of the width direction of the carrier belt to tightly abut against the arc-shaped side wall of the annular groove, so that the depth of the pocket processed on the carrier belt is equal to the protruding height of the forming bump, the depth of the pocket is consistent, and the production quality of the carrier belt is guaranteed.

Drawings

Fig. 1 is a schematic view of the overall structure of the present invention.

Fig. 2 is a schematic structural view of the molding assembly of the present invention.

Fig. 3 is a schematic structural view of a forming wheel in the present invention.

Fig. 4 is a schematic structural diagram of the medium-pressure material belt of the present invention.

Fig. 5 is a schematic structural diagram of the middle shifting fork of the present invention.

Fig. 6 is a schematic structural diagram of the heating assembly of the present invention.

In the figure, 1, a frame; 2. a molding assembly; 21. a forming wheel; 211. a ring groove; 212. forming a bump; 22. a material pressing belt; 221. avoiding holes; 222. an arc-shaped section; 223. a straight line segment; 224. mounting holes; 23. a material pressing rod; 24. a material pressing spring; 25. a shifting fork; 251. an avoidance groove; 26. a limiting roller; 27. a tension wheel; 3. a heating assembly; 31. a support plate; 32. a slider; 33. a slide base; 34. a mounting frame; 35. a hot air gun; 36. a limiting component; 361. a first baffle plate; 362. a first guide bar; 363. a first bolt; 364. a second baffle; 365. a second guide bar; 366. a second bolt; 4. a heat dissipating component; 41. a fan bracket; 42. a hub cooling fan; 43. and (5) a finished product of the cooling fan.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

Referring to fig. 1, for the utility model discloses a heating and forming device of carrier band make-up machine, including frame 1 and the forming assembly 2 that sets up on frame 1, forming assembly 2 includes forming wheel 21 and take-up pulley 27 that set up in frame 1 rotationally, the axis of forming wheel 21 extends along the horizontal direction, one side that forming wheel 21 keeps away from take-up pulley 27 is provided with heating assembly 3, heating assembly 3 includes backup pad 31 and slide hot-blast rifle 35 that sets up in the upper end of backup pad 31, the muzzle of hot-blast rifle 35 is just to the axis of forming wheel 21; when the equipment works, the carrier band passes through the tension wheel 27 and winds on the winding and forming wheel 21, the hot air gun 35 heats the carrier band and the forming wheel 21, so that the carrier band is softened and a pocket is processed, after different forming wheels 21 are replaced, the hot air gun 35 slides on the supporting plate 31 along the horizontal direction and slides along the axial direction of the forming wheel 21, the axial position of the muzzle of the hot air gun 35 and the periphery of the forming wheel 21 is adjusted, and the axial sliding along the vertical forming wheel 21 is used for adapting the forming wheel 21 without the diameter and adjusting the distance between the muzzle of the hot air gun 35 and the periphery of the forming wheel 21, so that the carrier bands with different specifications have the best softening effect, and the production quality of the carrier band is ensured.

Referring to fig. 1 and 6, a sliding block 32 is slidably disposed at the upper end of the supporting plate 31 along the axial direction of the forming wheel 21, a sliding seat 33 is slidably disposed at the upper end of the sliding block 32 along the axial direction perpendicular to the forming wheel 21 and in the horizontal plane, the heating assembly 3 further includes a limiting assembly 36 for limiting the relative position of the heat gun 35 and the supporting plate 31, the limiting assembly 36 includes a first blocking plate 361 disposed at both ends of the supporting plate 31 along the axial direction of the forming wheel 21, a first bolt 363 rotatably disposed on the first blocking plate 361, a second blocking plate disposed at both ends of the sliding seat 33 along the sliding direction thereof, and a second bolt 366 rotatably disposed on the second blocking plate 364, the first bolt 363 and the second bolt 366 are both threadedly connected to the sliding block 32, a first guide rod 362 extending along the axial direction of the forming wheel 21 is disposed between the first blocking plate 361, the first guide rod 362 passes through the sliding block 32, a second guide rod 365 extending along the axial direction, the second guide bar 365 passes through the slider 32, and the second guide bar 365 is positioned above the first guide bar 362.

During adjustment, the sliding block 32 slides along the first guide rod 362 to realize axial adjustment of the muzzle position of the hot air gun 35 along the forming wheel 21, and the distance between the sliding block 32 and the first baffle is fixed through the first bolt 363, that is, the axial positions of the muzzle of the hot air gun 35 and the annular groove 211 on the forming wheel 21 are fixed; then, the slide carriage 33 slides along the second guide rod 365, so as to adjust the muzzle position of the hot air gun 35 along the axial direction of the vertical forming wheel 21 and in the horizontal direction, and fix the distance between the slide block 32 and the second baffle plate through the second bolt 366, that is, fix the distance between the muzzle of the hot air gun 35 and the periphery of the forming wheel 21, thereby ensuring that the carrier tapes of different specifications have the best softening effect and ensuring the production quality of the carrier tapes.

Referring to fig. 2 and 3, a ring groove 211 for embedding a carrier tape is formed in the periphery of the forming wheel 21, forming bumps 212 are formed on the arc-shaped side wall of the ring groove 211 at intervals along the circumferential direction of the forming wheel 21, a gap exists between each forming bump 212 and the opposite side wall of the ring groove 211, a pair of limiting rollers 26 are arranged on one side of the forming wheel 21 away from the heating component 3, the axes of the limiting rollers 26 are parallel to the axis of the forming wheel 21, the gap between each pair of limiting rollers 26 is smaller than the diameter of the forming wheel 21, the carrier tape passes through the limiting rollers 26 from one side of the limiting rollers 26 away from the forming wheel 21, is wound on the forming wheel 21 and penetrates out from between the limiting rollers 26, the angle of the carrier tape entering the forming wheel 21 and the angle of the carrier tape leaving the forming wheel 21 is unchanged, the extrusion force between the carrier tape and the forming wheel 21 is prevented from being changed due to the change.

Referring to fig. 1 and 3, the curved side wall of the annular groove 211 and the side of the forming wheel 21 close to the heating assembly 3 are slidably abutted with a material pressing belt 22 (refer to fig. 4), the material pressing belt 22 is provided with an avoiding hole 221 avoiding the forming bump 212, the material pressing belt 22 comprises a curved section 222 abutting against the curved side wall of the annular groove 211 and straight line sections 223 at two ends of the curved section 222, one end of each straight line section 223 far away from the curved section 222 is provided with a mounting hole 224, the mounting hole 224 is connected with a material pressing spring 24, the rack 1 is provided with a pair of material pressing rods 23 for connecting the material pressing belt 22, one end of each material pressing spring 24 far away from the material pressing belt 22 is connected to the material pressing rod 23, after different forming wheels 21 are replaced, the material pressing spring 24 is used for enabling the pressure belt to always abut against the curved side wall of the annular groove 211, so that two ends in the width direction of the carrier belt abut against the curved side wall, the pocket depth is consistent, and the production quality of the carrier tape is guaranteed.

Referring to fig. 1 and 5, one side of the forming wheel 21 is provided with a shifting fork 25, one end of the shifting fork 25 is provided with a cutting edge, the cutting edge slides to abut against the arc-shaped side wall of the annular groove 211, an avoiding groove 251 avoiding a forming bump 212 is arranged on the cutting edge, one end of the shifting fork 25 far away from the annular groove 211 is fixedly connected to the frame 1, the forming bump 212 is embedded in a pocket of the carrier tape, the cutting edge of the shifting fork 25 slides to abut against the arc-shaped side wall of the annular groove 211, the carrier tape which is processed and embedded in the annular groove 211 is forcibly stripped from the forming wheel 21, the carrier tape is prevented from being pulled out of the annular groove 211 of the forming wheel 21 in the carrier tape by using a large pulling force.

Referring to fig. 1, a heat dissipation assembly 4 is arranged on a frame 1 and at the periphery of a forming wheel 21, the heat dissipation assembly 4 includes a hub heat dissipation fan 42 arranged on one side of the forming wheel 21 away from the frame 1 and a finished product heat dissipation fan 43 arranged on one side of the forming wheel 21, the rotation axis of the hub heat dissipation fan 42 is axially overlapped with the forming wheel 21, a fan support 41 for mounting the hub heat dissipation fan 42 is arranged on the frame 1, and the finished product heat dissipation fan 43 is opposite to a finished carrier tape; because the temperature of the hot air gun 35 is unstable and fluctuates in a certain range, the temperature of the carrier tape and the temperature of the forming wheel 21 are controlled in an auxiliary mode through the hub cooling fan 42, so that the carrier tape has a proper softening degree, the temperature of the carrier tape is rapidly reduced through the finished product cooling fan 43, the softened carrier tape is prevented from being stretched and deformed in the next process, and the production quality of the carrier tape is guaranteed.

The implementation principle of the embodiment is as follows: the hot air gun 35 slides on the support plate 31 along the horizontal direction, the axial position of the muzzle of the hot air gun 35 and the periphery of the forming wheel 21 and the distance between the muzzle and the periphery of the forming wheel 21 are adjusted, the position of the hot air gun 35 is locked by the limiting component 36 after the adjustment is finished, and the best softening effect of carrier tapes of different specifications is ensured; the limiting roller 26 and the nip belt 22 enable the depth of the pockets processed on the carrier belt to be equal to the protruding height of the forming bump 212, so that the depth of the pockets is consistent; the shifting fork 25 forcedly peels off the processed carrier tape embedded in the ring groove 211 from the forming wheel 21, so that the carrier tape is prevented from being stretched and deformed or even broken due to the fact that a large pulling force is used for pulling out the ring groove 211 of the forming wheel 21 in the carrier tape, and the production quality of the carrier tape is guaranteed.

The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.

Claims

1. The utility model provides a heating forming device of carrier band make-up machine, includes frame (1), its characterized in that: rotate on frame (1) and be provided with shaping wheel (21), the axis of shaping wheel (21) extends along the horizontal direction, one side of shaping wheel (21) is provided with heating element (3), heating element (3) include backup pad (31) and slide and set up in hot-blast rifle (35) of backup pad (31) upper end, hot-blast rifle (35) slide in the horizontal plane, the muzzle of hot-blast rifle (35) is just to the axis of shaping wheel (21), be provided with spacing subassembly (36) that are used for restricting hot-blast rifle (35) and backup pad (31) relative position on backup pad (31).

2. The thermoforming device of claim 1, wherein: the upper end of backup pad (31) is provided with slider (32) along the axial slip of shaping wheel (21), the upper end of slider (32) is provided with slide (33) along the axial of perpendicular to shaping wheel (21) and just slides in the horizontal plane, be connected with on slide (33) hot-blast gun (35).

3. The thermoforming device for a carrier tape forming machine as claimed in claim 2, wherein: the limiting assembly (36) comprises a first baffle plate (361) arranged at two ends of the supporting plate (31) in the axial direction of the forming wheel (21), a first bolt (363) rotatably arranged on the first baffle plate (361), a second baffle plate arranged at two ends of the sliding seat (33) in the sliding direction, and a second bolt (366) rotatably arranged on the second baffle plate (364), wherein the first bolt (363) and the second bolt (366) are in threaded connection with the sliding block (32).

4. A thermoforming device for a carrier tape forming machine as claimed in claim 3, characterised in that: be provided with between first baffle (361) along forming wheel (21) axial extension's first guide arm (362), first guide arm (362) pass slider (32), be provided with between second baffle (364) along perpendicular forming wheel (21) axial and in horizontal plane extension second guide arm (365), second guide arm (365) pass slider (32), second guide arm (365) are located the top of first guide arm (362).

5. The thermoforming device of claim 1, wherein: one side of the forming wheel (21) far away from the heating component (3) is provided with a pair of limiting rollers (26), the axis of the limiting rollers (26) is parallel to the axis of the forming wheel (21), the distance between the pair of limiting rollers (26) is smaller than the diameter of the forming wheel (21), and the carrier tape passes through the limiting rollers (26) from one side of the limiting rollers (26) far away from the forming wheel (21), is wound on the forming wheel (21) and penetrates out of the limiting rollers (26).

6. The thermoforming device for a carrier tape forming machine as claimed in claim 5, wherein: be provided with annular (211) that are used for inlaying the carrier band in the periphery of forming wheel (21), on the arc lateral wall of annular (211) and along the circumference interval of forming wheel (21) be provided with shaping lug (212), there is the interval between the relative lateral wall of shaping lug (212) and annular (211), the arc lateral wall of annular (211) just is located one side slip butt that forming wheel (21) is close to heating element (3) and presses material area (22), be provided with on pressing material area (22) and dodge hole (221) of dodging shaping lug (212), press material area (22) including butt annular (211) arc lateral wall arc section (222) and be located straightway (223) at arc section (222) both ends, the one end that arc section (222) were kept away from in straightway (223) links firmly on frame (1).

7. The thermoforming device for a carrier tape forming machine as claimed in claim 6, wherein: the pressing machine is characterized in that a mounting hole (224) is formed in one end, far away from the arc-shaped section (222), of the straight section (223), a pressing spring (24) is connected to the mounting hole (224), a pair of pressing rods (23) used for connecting the pressing belt (22) is arranged on the rack (1), and one end, far away from the pressing belt (22), of the pressing spring (24) is connected to the pressing rods (23).

8. The thermoforming device for a carrier tape forming machine as claimed in claim 6, wherein: one side of shaping wheel (21) is provided with shift fork (25), the one end of shift fork (25) is provided with the blade, the arc lateral wall of blade slip butt annular (211), be provided with dodge groove (251) of dodging shaping lug (212) on the blade, what the one end of annular (211) was kept away from in shift fork (25) links firmly on frame (1).

9. The thermoforming device of claim 1, wherein: the forming wheel (21) deviates from one side of the frame (1) and is provided with a hub cooling fan (42), the rotating axis of the hub cooling fan (42) is axially overlapped with the forming wheel (21), and a fan support (41) for installing the hub cooling fan (42) is arranged on the frame (1).

10. The thermoforming device for a carrier tape forming machine as claimed in claim 9, wherein: finished product cooling fans (43) are arranged on the frame (1) and on the periphery of the forming wheel (21), and the finished product cooling fans (43) are opposite to the processed carrier tape.