CN211161629U

CN211161629U - Electronic component pin forming device

Info

Publication number: CN211161629U
Application number: CN201921550032.3U
Authority: CN
Inventors: 赵琳; 赵良; 黄华兴; 陆爱华; 林晓枫; 陈松
Original assignee: Ruineng Semiconductor Technology Co ltd
Current assignee: Ruineng Semiconductor Technology Co ltd
Priority date: 2019-09-18
Filing date: 2019-09-18
Publication date: 2020-08-04
Anticipated expiration: 2029-09-18

Abstract

The utility model relates to an electronic components pin forming device, include: the limiting assembly at least comprises a first limiting block assembly, and each first limiting block in the first limiting block assembly can provide first limiting surfaces with different areas for pins of the electronic component so as to provide support for the pins with different bending size requirements; the rolling roller is a cylindrical body, and the annular peripheral surface of the rolling roller and the first limiting block jointly act on the pins to bend the pins. The user needs select a first stopper that accords with the pin size requirement of buckling from the first stopper sub-assembly earlier, rolls the annular outer peripheral face of roller and acts on the pin with first stopper jointly to make the pin receive bending under the rolling friction effect, can reduce pin surface scraping wearing and tearing, and then avoid the pin damage.

Description

Electronic component pin forming device

Technical Field

The utility model relates to an electronic components processing technology field especially relates to an electronic components pin forming device.

Background

In the process of processing electronic components such as diodes, printed circuit boards, resistors and the like, pins of the electronic components are often required to be bent to form bent pins so as to meet the assembly requirements of different machines or instruments.

At present, the pin of the electronic component is bent mainly in a manual mode. In the manual bending process, the consistency of the contact force applied to the pins by manual bending at each time and the bending position selected by operation at each time is difficult to ensure, so that the bending degrees of the pins of the electronic component are different, and the bent pins of the electronic component are inconsistent.

SUMMERY OF THE UTILITY MODEL

An embodiment of the utility model provides an electronic components pin forming device, include: the limiting assembly at least comprises a first limiting block assembly, and each first limiting block in the first limiting block assembly can provide first limiting surfaces with different areas for pins of the electronic component so as to provide support for the pins with different bending size requirements; the rolling roller is a cylindrical body, and the annular peripheral surface of the rolling roller and the first limiting block jointly act on the pins to bend the pins.

In some alternative embodiments, the first stopper assembly includes a plurality of first stoppers of different sizes; each first limiting block is provided with an arched curved surface part, and the bending radians of the arched curved surface parts of the first limiting blocks are different and/or the extension lengths of the arched curved surface parts are different.

In some alternative embodiments, the first stopper assembly includes a stopper main body portion and a plurality of stopper surface providing portions of different sizes, the stopper main body portion is a rectangular stopper, the plurality of stopper surface providing portions each have an arcuate curved surface portion, and the arcuate curved surface portions of the plurality of stopper surface providing portions have different curvature and/or different extending lengths; the rectangular limiting plate is detachably connected with the limiting surface providing part through a clamping groove or a bolt.

In some optional embodiments, the limiting assembly further includes a second limiting block used in cooperation with the first limiting block, and a second limiting surface of the second limiting block is opposite to the first limiting surface of the first limiting block and is in clearance fit with each other, so as to clamp and fix the pin.

In some optional embodiments, the first stopper and the second stopper cooperate to form a rolling surface that guides the movement of the crushing roller.

In some optional embodiments, the electronic component fixing device further comprises a supporting seat for supporting the electronic device for fixing the electronic component; the supporting seat the first stopper all sets up on the base, just first stopper the detachable connection of base, be provided with on the base and be used for fixing the stopper mount of second stopper.

In some optional embodiments, the rolling roller includes a rotating shaft and an annular roller portion rotatably sleeved on the outer periphery of the rotating shaft and having the annular outer peripheral surface, two ends of the rotating shaft are respectively provided with an outward extending connecting portion extending outward from the annular roller portion, the base is provided with a slide rail fixing frame, the slide rail fixing frame includes two linear slide rails which are oppositely arranged and located on a plane parallel to the rolling surface, and the two outward extending connecting portions are respectively connected with the linear slide rails in a sliding manner.

In some optional embodiments, the rolling roller comprises a rotating shaft and an annular roller part which is rotatably sleeved on the periphery of the rotating shaft and provided with an annular outer peripheral surface, the rotating shaft is connected with a door-shaped fixing frame, and a holding rod which is convenient to grasp is arranged on the door-shaped fixing frame; the annular roller parts with different extending lengths in the axial direction form an annular roller assembly and correspond to pins with different bending size requirements.

In some optional embodiments, the pin bending machine further comprises a driving part connected with the rolling roller, the driving part is used for driving the rolling roller to move so as to bend the pin, the rolling roller comprises a rotating shaft and an annular roller part rotatably sleeved on the periphery of the rotating shaft, and two ends of the rotating shaft are respectively provided with a connecting rod connected with the driving part.

In some alternative embodiments, the annular roller portion is a flexible member; or the periphery of the annular roller part is provided with a flexible coating.

The embodiment of the utility model provides an electronic components pin forming device, include first stopper sub-assembly and roll the roller, when bending the processing to semiconductor device's pin, the user need select a first stopper that accords with the pin and buckle the size requirement from first stopper sub-assembly earlier, place electronic components's pin on the first spacing face of the first stopper of selecting, later use to roll the roller and make the annular outer peripheral face and the first stopper coaction in pin that roll the roller, in order to bend the pin, accomplish the contour machining of pin, consequently, it belongs to rolling friction to roll the contact between roller and the pin, can reduce pin surface scraping wearing and tearing, and then avoid the pin damage.

Drawings

Features, advantages and technical effects of exemplary embodiments of the present invention will be described below with reference to the accompanying drawings.

Fig. 1 is a schematic perspective view of an electronic component pin forming device according to an embodiment of the present invention;

FIG. 2 is a schematic structural diagram of a first stopper shown in FIG. 1;

fig. 3 is a schematic structural diagram of an embodiment of the rolling roller provided by the present invention.

Reference numerals: 1-a first limit block, 11-a limit surface providing part and 12-a rectangular limit plate;

2-a second limiting block;

3-rolling roller, 31-rotating shaft, 32-annular roller part, 33-door type fixing frame and 34-holding rod;

4-pins, 5-electronics, 6-rolling surface.

In the drawings, like parts are provided with like reference numerals. The figures are not drawn to scale.

Detailed Description

Features and exemplary embodiments of various aspects of the present invention will be described in detail below. In the following detailed description, numerous specific details are set forth in order to provide a thorough understanding of the present invention. It will be apparent, however, to one skilled in the art that the present invention may be practiced without some of these specific details. The following description of the embodiments is merely intended to provide a better understanding of the invention by illustrating examples of the invention. In the drawings and the following description, at least some well-known structures and techniques have not been shown in detail in order to avoid unnecessarily obscuring the present invention; also, the dimensions of some of the structures may be exaggerated for clarity. Furthermore, the described features, structures, or characteristics may be combined in any suitable manner in one or more embodiments.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

In order to solve the prior art problem, the embodiment of the utility model provides an electronic components pin forming device is provided, as shown in fig. 1, include: spacing subassembly and rolling roller 3, electronic components usually include electronic device 5, generally are semiconductor device, still include the encapsulation portion that is used for encapsulating electronic device 5 and electronic device 5's pin 4, and pin 4 extends along the straight line before the processing, and for the ease of pin 4 installs in other parts, need bend pin 4 and form the hook to satisfy the equipment demand of different machines or instruments.

It can be understood that the bending shape and angle of the leads 4 are determined by the first limiting surface of the first limiting block 1, the limiting component at least comprises a first limiting block assembly, each first limiting block 1 in the first limiting block assembly can provide first limiting surfaces with different areas for pins 4 of the electronic component, so as to provide support for the pins 4 with different bending size requirements, the first limiting block assembly comprises a plurality of first limiting blocks 1, a user can select the first limiting block 1 with a corresponding first limiting surface according to the required bending size of the pin 4, the first limiting surface can be a right-angle surface, after the annular peripheral face of rolling roller 3 acted on pin 4 with first stopper 1 jointly, pin 4 also can buckle for the right angle, and in the same way, first spacing face also can be for shapes such as arc chamfer or arch curved surface, and is corresponding, and the angle of buckling of pin 4 is processed into the arc angle.

In some alternative embodiments, the first stopper 1 may be an integral structure, that is, the first stopper assembly includes a plurality of first stoppers 1 with different sizes, each first stopper 1 has an arched curved surface portion, the arched curved surface portions of the plurality of first stoppers 1 have different bending radians and/or different extending lengths, the arched curved surface portions have different bending radians, that is, pins with different folding requirements can be processed, the different extension lengths of the arched curved surface parts mean that a user can select the matched arched curved surface part according to the number of the pins 4 needing to be fixed, for example, when only the pins 4 need to be fixed, the arched curved surface part with shorter extension length can be selected, when three or more pins 4 are required to be fixed, an arch-shaped curved surface part with a longer extension length needs to be selected, and when a user processes the pins 4 with different requirements, the whole first limiting block 1 needs to be replaced.

Certainly, in order to save the cost, the first stopper 1 may also adopt a detachable split structure, and specifically, as shown in fig. 2, the first stopper assembly includes a stopper main body and a plurality of limiting surface providing portions 11 of different sizes, each limiting surface providing portion 11 is detachably connected with the stopper main body to form each first stopper 1, that is, in this embodiment, a stopper main body is required to fix the limiting surface providing portion 11, the manufacturing cost required by a plurality of stopper main bodies is saved, and when the pins 4 of other bending sizes need to be processed, the user only needs to replace the limiting surface providing portion 11 on the stopper main body.

In order to enable the pin 4 to be in contact with the first limiting surface and to be bent, the roller 3 needs to be rolled, the roller 3 is cylindrical, and the annular peripheral surface of the roller 3 and the first limiting block 1 jointly act on the pin 4 to bend the pin 4. The rolling roller 3 may be a cylindrical body which can roll, and it should be noted that when the annular outer peripheral surface of the rolling roller 3 acts on the pin 4, the annular outer peripheral surface of the rolling roller 3 rolls along the surface of the pin 4, that is, the contact between the annular outer peripheral surface and the pin 4 belongs to rolling friction, which can reduce the surface scraping wear of the pin 4, and further avoid the pin 4 from being damaged.

The utility model provides an electronic components pin forming device is when using, and the user needs select a first stopper 1 that accords with pin 4 size requirement of buckling from the first stopper sub-assembly earlier, places electronic components's pin 4 on the first spacing face of the first stopper 1 of selecting, later uses to roll roller 3 and makes the annular outer peripheral face that rolls roller 3 and first stopper 1 coact in pin 4 to bend pin 4, accomplish the contour machining of pin 4.

In a further alternative embodiment, as shown in fig. 2, the stopper main body is a rectangular stopper plate 12, each of the plurality of stopper surface providing portions 11 has an arched curved surface portion, and the arched curved surface portions of the plurality of stopper surface providing portions 11 have different bending radians and/or different extending lengths; the rectangular limit plate 12 is detachably connected with the limit surface providing part 11 through a clamping groove or a bolt.

It can be understood that, the size of rectangle limiting plate 12 needs to be decided according to the length of spacing face providing part 11, guarantees that spacing face providing part 11 can be supported fixedly, simultaneously, and rectangle limiting plate 12 processing is convenient, and is fixed stable, conveniently places, and of course, the limiting block main part also can adopt other shape structures, for example, structural shape such as trapezoidal plate body, round platform piece, as long as can provide the planishing face with fixed spacing face providing part 11 of placing can.

Meanwhile, in order to realize the detachable connection between the rectangular limiting plate 12 and the limiting surface providing part 11, the user can conveniently select the arched curved surface parts with different curved radians, a clamping groove connection mode can be adopted between the rectangular limiting plate 12 and the arched curved surface parts, specifically, a clamping groove structure can be arranged on the rectangular limiting plate 12, a buckling structure matched with the clamping groove structure is arranged on the limiting surface providing part 11, the connection between the rectangular limiting plate 12 and the limiting surface providing part 11 can be realized through mutual clamping of the buckling structure and the clamping groove structure, of course, other detachable connection modes can also be adopted between the rectangular limiting plate 12 and the limiting surface providing part 11, such as bolt connection and other modes, the curved radians of the arched curved surface parts are different, specifically, a series of arched curved surface parts with gradually changed curved radians can be arranged according to the bending size requirement of the pin by the user, and the arched curved, the lead frame can also be in a semi-elliptical shape or in a curve shape with other dimensions, and compared with the lead frame bent into a right angle, the deformation degree of the lead frame 4 can be reduced by forming the lead frame 4 into a bent angle through the arched curved surface part, so that the structural strength of the lead frame 4 is improved.

On the basis of each embodiment, in order to further limit and fix the pin 4, the limiting assembly further comprises a second limiting block 2 matched with the first limiting block 1 for use, and a second limiting surface of the second limiting block 2 is opposite to a first limiting surface of the first limiting block 1 and is in clearance fit with the first limiting surface of the first limiting block 1, and is used for clamping and fixing the pin 4.

It can be understood that there may be only one second limiting block 2, as long as it can cooperate with the first limiting block 1 to clamp and fix the pin 4, and meanwhile, because the first limiting block assembly includes a plurality of first limiting blocks 1 with different sizes, in order to improve the stability when the second limiting block 2 clamps the pin 4 with the first limiting blocks 1, a plurality of second limiting blocks 2 corresponding to the first limiting blocks 1 with different sizes may also be provided to form a second limiting block assembly, when fixing the pin 4, a user may select a group of corresponding first limiting blocks 1 and second limiting blocks 2 from the first limiting block assembly and the second limiting block assembly to fix the pin 4, preferably, at least one of the first limiting block 1 and the second limiting blocks 2 may be connected with a power device such as an air cylinder, a hydraulic cylinder, etc. to drive the first limiting block 1 or the second limiting block 2 to move up and down through the power device, and then change the clearance size between spacing face of second and the first spacing face, can be applicable to the pin 4 of different thickness fixed, simultaneously, the operation of taking out after placing and processing of pin 4 also can be more convenient.

In an alternative embodiment, the first stopper 1 and the second stopper 2 cooperate to form a rolling surface 6 that guides the movement of the rolling roller 3. When in use, the rolling roller 3 rolls to the position of the pin 4 along the rolling surface 6 on the second limiting block 2, then the rolling roller 3 acts on the pin 4, and drives the pins 4 to move towards the direction of the rolling surface 6 of the first limiting block 1, and finally the rolling roller 3 moves along the rolling surface 6 of the first limiting block 1 to roll and form the pins 4, specifically, the rolling surface 6 of the first limiting block 1 is generally the side surface of the rectangular limiting plate 12, after bending, the pins 4 are tightly attached to the rolling surface 6 of the first limiting block 1 under the action of the rolling roller 3, namely, the side surface of the rectangular limit plate 12, namely, the position relationship between the rolling surface 6 of the first limit block 1 and the first limit surface determines the bending angle of the pins 4 after molding, when adopting rectangle limiting plate 12, the whole angle of buckling of pin 4 is 90, and of course, the user also can adopt the first stopper 1 of other structural shape with the pin 4 of the different angle of buckling of shaping.

In order to further improve the stability of this electronic components pin forming device when using, in this embodiment, further still include the supporting seat, first stopper 1 all set up on the base, and first stopper 1 is connected with the base is detachable, is provided with the stopper mount that is used for fixed second stopper 2 on the base.

It can be understood that the supporting seat is used for supporting the electronic device 5 for fixing the electronic component, and may adopt a square base or a round base or other base, and certainly, a workbench capable of clamping the electronic device 5 may also be adopted, as long as it can provide enough supporting area for the electronic device 5, so that the electronic device 5 can be kept stable when the pin 4 is bent. First stopper 1 and second stopper 2 fix relative setting from top to bottom in the back on the base, and second stopper 2 passes through the stopper mount to be fixed in first stopper 1 top, rolls roller 3 and from top to bottom on rolling surface 6 on second stopper 2 removes to rolling surface 6 on first stopper 1, accomplishes the process of bending pin 4, and first stopper 1 is connected with the base is detachable, and convenience of customers changes or maintains first stopper 1, specifically can adopt modes such as bolt to connect.

In order to determine the moving track of the rolling roller 3 and facilitate the use of the user, in this embodiment, the rolling roller 3 includes a rotating shaft 31 and an annular roller portion 32 rotatably sleeved on the outer periphery of the rotating shaft 31 and having an annular outer peripheral surface, two ends of the rotating shaft 31 are respectively provided with an outward extending connection portion extending out of the annular roller portion 32, a base is provided with a slide rail fixing frame, the slide rail fixing frame includes two linear slide rails which are oppositely arranged and located on a plane parallel to the rolling surface 6, and the two outward extending connection portions are respectively connected with the linear slide rails in a sliding manner.

It should be noted that the overhanging connecting portion may be a part of the rotating shaft 31, overhangs the annular roller portion 32 and is connected with the linear slide rail, and is also a separately arranged component, which is convenient for maintenance or replacement, the overhanging connecting portion functions like a slider, so that the rolling roller 3 can move along the arrangement direction of the linear slide rail, and meanwhile, the linear slide rail can also guide the annular peripheral surface of the rolling roller 3 to act on the pins 4 right, so as to determine the distance between the rolling roller 3 and the first limiting block 1, and the plane of the linear slide rail is parallel to the rolling surface 6, specifically, when the rectangular limiting plate 12 is vertically arranged, the linear slide rail is also vertically arranged and is opposite to the rolling surface 6 on the rectangular limiting plate 12. Wherein, the drive power that the drive roller 3 that rolls along linear slide rail removal can be provided by the manpower, also can drive roller 3's removal through setting up power device such as motor, cylinder.

In one embodiment of the milling roller 3, as shown in fig. 3, the milling roller 3 includes a rotating shaft 31 and an annular roller part 32 rotatably fitted around the outer periphery of the rotating shaft 31 and having an annular outer peripheral surface, the rotating shaft 31 is connected to a door-type holder 33, and the door-type holder 33 is provided with a grip bar 34 for easy grasping. A plurality of annular roller parts 32 with different extending lengths in the axial direction form an annular roller assembly, and the annular roller assemblies correspond to the pins 4 with different bending size requirements.

It can be understood that, the user can directly grasp the holding rod 34 to use the grinding roller 3 to drive the grinding roller 3 to act on the pins 4, the structure is simple, the use is flexible, the door-shaped fixing frame 33 is half-surrounded and arranged on the outer side of the grinding roller 3, can be arranged into an integrated structure with the rotating shaft 31, has better structural stability, can also adopt a detachable connection mode, is convenient for maintenance or replacement after the grinding roller 3 is worn or damaged, because the number of the pins 4 is not fixed during the actual machining and forming, only one pin may be provided, or a plurality of pins may be arranged side by side, in order to ensure that all the pins 4 can be acted upon, the annular roller assembly comprises a plurality of annular roller portions 32 which extend in the axial direction thereof by different lengths, that is, the annular roller portions 32 having different lengths are fitted to the arcuate curved portions having different extension lengths to form different numbers of leads 4.

In addition to the manual driving manner, in order to mold and process a large amount of pins 4, in this embodiment, the electronic component pin molding apparatus further includes a driving portion connected to the rolling roller 3, the driving portion is configured to drive the rolling roller 3 to move so as to bend the pins 4, the rolling roller 3 includes a rotating shaft 31 and an annular roller portion 32 rotatably sleeved on the outer periphery of the rotating shaft 31, and two ends of the rotating shaft 31 are respectively provided with a connecting rod connected to the driving portion. Drive through the drive division and roll roller 3 and can reduce artifical intensity of labour to improve machine-shaping efficiency, it is preferred, the one end of two connecting rods is connected with pivot 31 respectively, and the other end is connected through connecting the crossbeam, and the drive division can adopt the cylinder, is connected the piston rod of cylinder and the mid point of connecting the crossbeam, guarantees to roll roller 3 stability when removing, and of course, the drive division also can adopt devices such as pneumatic cylinder, motor.

In addition to the above embodiment, the annular roller portion 32 is a flexible member; or the outer periphery of the annular drum portion 32 is provided with a flexible coating. Finite element modeling results show that the stress on the pin 4 during the bending process using the annular roller portion 32 having a material with a lower hardness is lower than that of a material having a relatively higher hardness. Therefore, if the bending stress is to be reduced, the material with lower hardness can be selected to manufacture the roller for the bending process, so that, in the present embodiment, the annular roller part 32 is a flexible member; or the outer periphery of the annular drum portion 32 is provided with a flexible coating. Specifically, polyethylene, polyvinyl chloride, polypropylene and other materials with lower hardness can be adopted.

Above, it is only the specific implementation manner of the present invention, and those skilled in the art can clearly understand that, for convenience and brevity of description, the specific working processes of the system, the module and the unit described above may refer to the corresponding processes in the foregoing method embodiments, and are not described herein again. It should be understood that the scope of the present invention is not limited thereto, and any person skilled in the art can easily conceive various equivalent modifications or substitutions within the technical scope of the present invention, and these modifications or substitutions should be covered by the scope of the present invention.

It should also be noted that the exemplary embodiments mentioned in the present disclosure describe some methods or systems based on a series of steps or devices. However, the present invention is not limited to the order of the above steps, that is, the steps may be performed in the order mentioned in the embodiments, may be performed in a different order from the embodiments, or may be performed simultaneously.

Claims

1. The utility model provides an electronic components pin forming device which characterized in that includes:

the limiting assembly at least comprises a first limiting block assembly, and each first limiting block (1) in the first limiting block assembly can provide first limiting surfaces with different areas for pins (4) of the electronic component so as to provide support for the pins (4) with different bending size requirements;

roll roller (3), be the cylindricality body, roll the annular peripheral face of roller (3) with first stopper (1) coacts in pin (4) to bend pin (4).

2. The pin forming device for electronic components according to claim 1, wherein the first stopper assembly comprises a plurality of first stoppers (1) of different sizes;

each first limiting block (1) is provided with an arched curved surface part, and the bending radians of the arched curved surface parts of the first limiting blocks (1) are different and/or the extension lengths of the arched curved surface parts are different.

3. The electronic component pin forming device according to claim 1, wherein the first stopper assembly includes a stopper main body portion and a plurality of stopper surface providing portions (11) of different sizes, the stopper main body portion is a rectangular stopper plate (12), the plurality of stopper surface providing portions (11) each have an arcuate curved surface portion, and the arcuate curved surface portions of the plurality of stopper surface providing portions (11) have different bending radians and/or different extending lengths;

the rectangular limiting plate (12) is detachably connected with the limiting surface providing part (11) through a clamping groove or a bolt.

4. The electronic component pin forming device according to claim 1, wherein the limiting assembly further comprises a second limiting block (2) used in cooperation with the first limiting block (1), and a second limiting surface of the second limiting block (2) is opposite to the first limiting surface of the first limiting block (1) and is in clearance fit with the first limiting surface, so as to clamp and fix the pin (4).

5. The electronic component pin forming device according to claim 4, wherein the first stopper (1) and the second stopper (2) cooperate to form a rolling surface (6) for guiding the rolling roller (3) to move.

6. The pin forming device for electronic components according to claim 5, further comprising a support base for supporting the electronic component (5) for fixing the electronic component;

the supporting seat is characterized in that the first limiting block (1) is arranged on the base, the first limiting block (1) is detachably connected with the base, and a limiting block fixing frame used for fixing the second limiting block (2) is arranged on the base.

7. The electronic component pin forming device according to claim 6, wherein the rolling roller (3) includes a rotating shaft (31) and an annular roller portion (32) rotatably sleeved on the outer periphery of the rotating shaft (31) and having the annular outer peripheral surface, two ends of the rotating shaft (31) are respectively provided with an outward extending connection portion extending out of the annular roller portion (32), the base is provided with a slide rail fixing frame, the slide rail fixing frame includes two linear slide rails which are oppositely arranged and located on a plane parallel to the rolling surface (6), and the two outward extending connection portions are respectively connected with the linear slide rails in a sliding manner.

8. The electronic component pin forming device according to any one of claims 1 to 6, wherein the grinding roller (3) comprises a rotating shaft (31) and an annular roller part (32) which is rotatably sleeved on the outer periphery of the rotating shaft (31) and has an annular outer peripheral surface, the rotating shaft (31) is connected with a door-shaped fixing frame (33), and a holding rod (34) which is convenient to grasp is arranged on the door-shaped fixing frame (33);

the annular roller parts (32) with different extending lengths in the axial direction form an annular roller assembly and correspond to the pins (4) with different bending size requirements.

9. The electronic component pin forming device according to any one of claims 1 to 6, further comprising a driving portion connected to the rolling roller (3), wherein the driving portion is configured to drive the rolling roller (3) to move so as to bend the pin (4), the rolling roller (3) includes a rotating shaft (31) and an annular roller portion (32) rotatably sleeved on an outer periphery of the rotating shaft (31), and two ends of the rotating shaft (31) are respectively provided with a connecting rod connected to the driving portion.

10. The pin forming device for electronic components according to claim 9, wherein the annular roller part (32) is a flexible member;

or the outer periphery of the annular roller part (32) is provided with a flexible coating.