CN220591402U - Pin cutting device - Google Patents

Abstract

The utility model provides a pin cutting device, which comprises: the rack comprises a first bearing table and a second bearing table, wherein a movable space exists between the first bearing table and the second bearing table, the first bearing table is provided with a pin inserting area, and the pin inserting area comprises a plurality of inserting holes for inserting pins; a driving mechanism; the driving mechanism is used for driving the cutting mechanism to reciprocate in the movable space so that a cutter of the cutting mechanism moves from one side of the pin inserting area to the other side of the pin inserting area and is used for cutting pins. The utility model can improve the cutting efficiency of the pins of the semiconductor device.

Description

Pin cutting device

Technical Field

The utility model relates to the technical field of element processing, in particular to a cutting device.

Background

The widespread use of semiconductor elements is now evident as a trend. The semiconductor device is usually required to reserve a pin with a sufficient length during production, and other electronic devices also reserve a pin with a certain length during production. In some practical situations, the inductor is used as an electronic component, the pin of the inductor is larger in wire diameter and about 8mm in diameter compared with other electronic components, in many electronic components, the leads of the pin are formed by stranding a plurality of enameled wires, in order to ensure that all wires after the pins are cut are not scattered, tinning treatment is required, the tinned pins have certain hardness, however, the semiconductor component and the final finished products of some electronic components do not need too long pins, and redundant pins are required to be cut.

In the prior art, a manual cutting or mechanical automatic cutting mode is generally adopted to cut redundant pins of a semiconductor element or other electronic elements, a worker places the semiconductor element or electronic element needing to be cut into pins on a special die, then a bias pliers or a machine is used for automatically cutting the pins, the phenomenon of strand scattering still exists after the redundant pins of the semiconductor element or other electronic elements are cut by the traditional mechanical automatic cutting mode, the end faces of the pins cut in the two modes are uneven, and further secondary polishing is needed by the worker.

It can be seen that in the case of large electronic component throughput and need to meet the electronic component process requirements, the prior art has a problem of low semiconductor component pin cutting efficiency.

Disclosure of Invention

The embodiment of the utility model aims to provide a pin cutting device which is used for solving the problem of lower pin cutting efficiency of a semiconductor device.

In order to achieve the above object, an embodiment of the present utility model provides a pin cutting device, including: the rack comprises a first bearing table and a second bearing table, wherein a movable space exists between the first bearing table and the second bearing table, the first bearing table is provided with a pin inserting area, and the pin inserting area comprises a plurality of inserting holes for inserting pins; a driving mechanism; the driving mechanism is used for driving the cutting mechanism to reciprocate in the movable space so that a cutter of the cutting mechanism moves from one side of the pin inserting area to the other side of the pin inserting area and is used for cutting pins.

Optionally, the multiple pin inserting holes are staggered in sequence along the moving direction of the cutter, so that the cutter can cut single pins in sequence.

Optionally, the multiple jack holes include first jack hole group and second jack hole group, first jack hole group with the jack hole quantity and the jack hole arrangement mode of second jack hole group are the same, cutting mechanism includes first cutter and second cutter, first cutter with distance between the second cutter is first distance, first jack hole group with distance between the second jack hole group is the second distance, first distance with second distance assorted, first cutter is used for being located the pin of first jack hole group is cut, the second cutter is used for being located the pin of second jack hole group is cut.

Optionally, each jack of the first jack group and each jack of the second jack group are all arranged along a straight line, and the straight line where each jack of the first jack group is located is parallel to the straight line where each jack of the second jack group is located.

Optionally, the straight line at each spliced eye of first spliced eye group is first contained angle setting with the straight line at the direction of motion of first cutter, the straight line at each spliced eye of second spliced eye group with the straight line at the direction of motion of second cutter is the second contained angle setting, first contained angle equals the second contained angle.

Optionally, the rack further includes an elastic element disposed between the first bearing table and the second bearing table, and the cutting mechanism is disposed between the first bearing table and the second bearing table, and the elastic element is abutted to a first side of the cutting mechanism; the driving mechanism comprises a motor and a cam, the motor is in transmission connection with the cam, and the cam is abutted with the second side of the cutting mechanism; wherein, the cutting mechanism reciprocates under the combined action of the cam and the elastic piece.

Optionally, the rack further includes an optical axis disposed between the first bearing table and the second bearing table, and the elastic member is sleeved on the optical axis; the cutting mechanism further comprises a cutter rest, the cutter is arranged on the cutter rest, the cutter rest is connected with the optical axis in a sliding mode, the first side of the cutter rest is abutted to the elastic piece, and the second side of the cutter rest is abutted to the cam; wherein the tool rest reciprocates along the optical axis under the combined action of the cam and the elastic piece.

Optionally, the cutting mechanism includes a first cutter and a second cutter; the knife rest comprises a first knife rest, a second knife rest and a linkage bottom plate, wherein the first knife rest and the second knife rest are arranged at intervals, the first knife rest is connected with the second knife rest through the linkage bottom plate, the linkage base is in sliding connection with the optical axis, the first knife rest is arranged on the first knife rest, and the second knife rest is arranged on the second knife rest.

Optionally, the first bearing platform is arranged on the second bearing platform in a liftable manner.

Optionally, an opening is disposed at a position of the second bearing platform corresponding to the pin plugging area, and the opening is used for discharging cut pin scraps.

One of the above technical solutions has the following advantages or beneficial effects:

according to the technical scheme of the utility model, the pin cutting device comprises: the rack comprises a first bearing table and a second bearing table, wherein a movable space exists between the first bearing table and the second bearing table, the first bearing table is provided with a pin inserting area, and the pin inserting area comprises a plurality of inserting holes for inserting pins; a driving mechanism; the driving mechanism is used for driving the cutting mechanism to reciprocate in the movable space so that a cutter of the cutting mechanism moves from one side of the pin inserting area to the other side of the pin inserting area and is used for cutting the pins. When the semiconductor device is used, the pins of the semiconductor component only need to penetrate into the inserting holes, the driving mechanism can drive the cutting mechanism to cut the pins, and the cutting mechanism is limited to reciprocate between the first bearing table and the second bearing table, so that the cutting surface of the pins can be ensured to be sufficiently smooth. Therefore, the embodiment of the utility model can improve the efficiency of pin cutting of the semiconductor device.

It should be understood that the description in this section is not intended to identify key or critical features of the embodiments of the utility model or to delineate the scope of the utility model. Other features of the present utility model will become apparent from the description that follows.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present utility model, the drawings used in the embodiments or the description of the prior art will be briefly described below, it being obvious that the drawings in the following description are only some embodiments of the present utility model, and that other drawings may be obtained according to these drawings without inventive effort for a person skilled in the art.

FIG. 1 is a block diagram of a pin cutting device according to an embodiment of the present utility model;

FIG. 2 is a second block diagram of a pin cutting device according to an embodiment of the present utility model;

FIG. 3 is a third block diagram of a pin cutting apparatus according to an embodiment of the present utility model;

FIG. 4 is a diagram showing a structure of a pin cutting device according to an embodiment of the present utility model;

FIG. 5 is a diagram showing a structure of a pin cutting device according to an embodiment of the present utility model;

fig. 6 is a diagram showing a structure of a pin cutting device according to an embodiment of the present utility model.

Detailed Description

Exemplary embodiments of the present application are described below in conjunction with the accompanying drawings, which include various details of the embodiments of the present application to facilitate understanding, and should be considered as merely exemplary. Accordingly, one of ordinary skill in the art will recognize that various changes and modifications of the embodiments described herein can be made without departing from the scope and spirit of the present application. Also, descriptions of well-known functions and constructions are omitted in the following description for clarity and conciseness.

The terms first, second and the like in the description and in the claims, are used for distinguishing between similar elements and not necessarily for describing a particular sequential or chronological order. It is to be understood that the structures so used are interchangeable under appropriate circumstances such that embodiments of the utility model are capable of operation in sequences other than those illustrated or otherwise described herein, and that the objects identified by "first," "second," etc. are generally of a type and do not limit the number of objects, for example, the first object can be one or more.

The utility model provides a pin cutting device.

Referring to fig. 1 to 6, the pin cutting device includes: a rack 10, which comprises a first bearing table 11 and a second bearing table 12, wherein a movable space exists between the first bearing table 11 and the second bearing table 12, the first bearing table 11 is provided with a pin plugging area 111, and the pin plugging area 111 comprises a plurality of plugging holes 112 for plugging pins; a drive mechanism 20; the cutting mechanism 30, the driving mechanism 20 is used for driving the cutting mechanism 30 to reciprocate in the movable space, so that the cutter of the cutting mechanism 20 moves from one side of the pin inserting area 111 to the other side of the pin inserting area 111 for cutting the pins.

In this embodiment, the pin cutting device includes a frame 10, a driving mechanism 20 and a cutting mechanism 30, wherein the frame 10 includes a first carrying table 11 and a second carrying table 12, a pin inserting area 111 is disposed on the first carrying table 11, so that pins of a semiconductor element pass through the first carrying table 11 and enter the movable space, the cutting mechanism 30 performs a cutting motion on the pins under the driving of the driving mechanism 20, and the cutting motion is performed in the movable space between the first carrying table 11 and the second carrying table 12. By the arrangement of the structure, the processing of redundant pins of a single semiconductor element can be completed, and the efficiency of cutting pins of a semiconductor device is improved.

The specific position of the pin plugging area 111 may be set according to the actual process requirement, and the plugging holes 112 in the pin plugging area 111 may also be set according to the actual requirement, for example: the pin inserting region 111 is provided at a position matching with the cutting mechanism 30, and can perform pin cutting on the semiconductor element placed in the pin inserting region 111; the plug holes 112 are arranged at positions matched with the pins of the semiconductor element, so that the pins of the semiconductor element can be orderly placed in the plug holes 112. The embodiment of the present utility model is not limited thereto.

In addition, the number of the jack holes 112 may be the same as the number of pins of the semiconductor device, or the number of the jack holes 112 may be greater than the number of pins of the semiconductor device, which is not limited in the embodiment of the present utility model.

It should be noted that, the driving device 20 is used for driving the cutting mechanism 30 to perform the cutting motion on the pins, that is, the driving device 20 may be used for driving the cutting mechanism 30 to perform the movement in the horizontal direction or the vertical direction, so that the cutting mechanism 30 cuts the pins, and therefore, the driving mode of the driving device 20 is not limited.

It should be understood that the pin cutting device may be configured to perform pin cutting on semiconductor elements of different types, where when the pin length of the semiconductor element needs to be set, the pin cutting device may be configured to set the first bearing table to be in a liftable structure, so as to adjust the length of the pins entering the movable space from the plugging hole 112, thereby controlling the length of the portion of the semiconductor element from which the pins are cut, and in addition, may also be configured to perform adjustable setting on the rack 10 in the pin cutting device, for example: the first and second stages 11 and 12 are provided in an adjustable structure so that the length of the pin cutting can be adjusted by the height between the first and second stages 11 and 12.

In addition, the pin cutting device may further be provided with a limiting component, where the limiting component may be disposed at a side edge position of the first carrying table 11 and the second carrying table 12, and stability of the pin cutting device when cutting pins may be improved through the setting of the limiting component, for example: the pin cutting device includes a limiting plate 121, the limiting plate 121 is provided with a first side 1211 and a second side 1212, the first side 1211 is perpendicular to the second side 1212, and the first side 1211 and the second side 1212 are fixedly connected, and the limiting plate 121 is L-shaped, so as to limit the displacement of the first carrier 11 and the second carrier 12 in the cutting process.

As an alternative embodiment, the plurality of pin inserting holes 112 are staggered in sequence along the moving direction of the cutter, so that the cutter sequentially cuts the single pin.

In this embodiment, the plurality of pin inserting holes 112 are staggered in sequence along the movement direction of the cutter, that is, when the cutter cuts the pins, the cutter cuts at most one pin in sequence, through the arrangement of the structure, the cutter only needs to cut a single pin each time, so that the required cutting force is smaller, the cutting difficulty of the pin is also smaller, the pin cutting efficiency can be improved, and the cutting effect of the pin cutting device is improved.

As an alternative embodiment, the plurality of jack holes 112 includes a first jack hole group 1121 and a second jack hole group 1122, the number of jack holes and the arrangement manner of jack holes in the first jack hole group 1121 and the second jack hole group 1122 are the same, the cutting mechanism 30 includes a first cutter 31 and a second cutter 32, the distance between the first cutter 31 and the second cutter 32 is a first distance, the distance between the first jack hole group 1121 and the second jack hole group 1122 is a second distance, the first distance is matched with the second distance, the first cutter 31 is used for cutting the pins located in the first jack hole group 1121, and the second cutter 32 is used for cutting the pins located in the second jack hole group 1122.

In this embodiment, the plurality of jack holes 112 may include a first jack hole group 1121 and a second jack hole group 1122, and the number of jack holes in the first jack hole group 1121 and the second jack hole group 1122 and the overall arrangement manner may be kept the same, and the first cutter 31 in the cutting mechanism 30 completes the cutting operation of the pins in the first jack hole group 1121, and similarly, the second cutter 32 in the cutting mechanism 30 completes the cutting operation of the pins in the second jack hole group 1122. Through the arrangement of the structure, the plug hole groups and the cutters are arranged in one-to-one correspondence, so that the cutting efficiency of the pin cutting device can be improved, and the cutting of the pins in the multiple groups of plug hole groups by the multiple groups of cutters can be completed in unit time.

The first distance represents a distance between the first cutter 31 and the second cutter 32, and the second distance represents a distance between the first jack group 1121 and the second jack group 1122, where the first distance and the second distance may be in a matching relationship, that is, a time and a distance when the first cutter 31 moves to the first jack group 1121 and cuts the pin are the same as a time and a distance when the second cutter 32 moves to the second jack group 1122 and cuts the pin, so that cutting consistency of the first jack group 1121 and the second jack group 1122 is ensured.

As an alternative embodiment, the plug holes of the first plug hole group 1121 and the plug holes of the second plug hole group 1122 are all arranged along a straight line, and the straight line where the plug holes of the first plug hole group 1121 are located is parallel to the straight line where the plug holes of the second plug hole group 1122 are located.

In this embodiment, the plugging holes in the first plugging hole group 1121 and the second plugging hole group 1122 are all arranged in a straight line, and the straight line where each plugging hole of the first plugging hole group 1121 is located is parallel to the straight line where each plugging hole of the second plugging hole group 1122 is located, so that when the cutting member 30 cuts a pin, only one pin of the plugging hole in the first plugging hole group 1121 is cut at a time, and similarly, the pin in one plugging hole in the second plugging hole group 1122 is cut at the same time when the first plugging hole group 1121 is cut. Through the setting of this structure, improved above-mentioned pin cutting device's cutting effect, first cutter 31 and second cutter 32 remove simultaneously and cut the pin, have also improved above-mentioned pin cutting device's cutting efficiency.

It should be noted that, the first jack group 1121 and the second jack group 1122 may be parallel to the moving direction of the first cutter 31 and the second cutter 32, or may be disposed at a certain angle with respect to the moving direction of the first cutter 31 and the second cutter 32, which is not limited to the embodiment of the present utility model.

In addition, the number of the plug holes in the first plug hole group 1121 and the second plug hole group 1122 may be set according to the semiconductor device and the actual requirement, which is not limited in the embodiment of the present utility model.

As an alternative embodiment, the straight line where each mating hole of the first mating hole group 1121 is located and the straight line where the moving direction of the first cutter 31 is located are set at a first included angle, and the straight line where each mating hole of the second mating hole group 1122 is located and the straight line where the moving direction of the second cutter 32 is located are set at a second included angle, where the first included angle is equal to the second included angle.

In this embodiment, the straight line where each jack hole of the first jack hole group 1121 is located is set at a first angle with the straight line where the moving direction of the first cutter 31 is located, the straight line where each jack hole of the second jack hole group 1122 is located is set at a second angle with the straight line where the moving direction of the second cutter 32 is located, and the first angle is equal to the second angle, that is, the straight line where each jack hole of the first jack hole group 1121 is located is parallel to the straight line where each jack hole of the second jack hole group 1122, and the arrangement of this structure can improve the stability of the pin cutting device when cutting pins.

It should be noted that the first included angle and the second included angle may be set according to a model of the semiconductor element and an actual working condition requirement.

As an alternative embodiment, the connection lines of the plug holes in the first plug hole group 11121 and the second plug hole group 1122 are arranged in a rectangular shape.

In this embodiment, the connection lines of the jack holes in the first jack hole group 1121 and the second jack hole group 1122 are rectangular, so that the pin arrangement of the semiconductor element can be matched with the first jack hole group 1121 and the second jack hole group 1122, and the cutting efficiency of the pin cutting device is improved.

As an alternative embodiment, the stand 10 further includes an elastic member 13 disposed between the first bearing table 11 and the second bearing table 12, the cutting mechanism 30 is disposed between the first bearing table 11 and the second bearing table 12, and the elastic member 13 abuts against a first side of the cutting mechanism 30; the driving mechanism 20 comprises a motor 21 and a cam 22, the motor 21 is in transmission connection with the cam 22, and the cam 22 is abutted with the second side of the cutting mechanism 30; wherein the cutting mechanism 30 is reciprocally moved by the co-action of the cam 22 and the elastic member 13.

In this embodiment, the frame 10 is further provided with an elastic member 13, and the driving mechanism 20 includes a motor 21 and a cam 22, where the elastic member 13 abuts against a first side of the cutting mechanism 30, the motor 21 is in transmission connection with the cam 22, the cam 22 abuts against a second side of the cutting mechanism 30, the motor 21 is used to drive rotation of the cam 22, the rotation of the cam 22 drives movement of the cutting mechanism 30, movement of the cutting mechanism 30 completes cutting work on the pin, and after the cutting mechanism 30 completes cutting on the pin, the cutting mechanism 30 is reset through the elastic member 13. By the arrangement of the structure, the cutting mechanism 30 reciprocates under the combined action of the cam 22 and the elastic member 13, so that pins of a plurality of semiconductor components are cut, and the cutting efficiency of the pin cutting device is improved.

It should be noted that, the cam 22 may include a first arc and a second arc, where the first arc has a first radian, the second arc has a second radian, and the first arc is larger than the second arc in size; under the condition that the first arc vertex is turned to the second arc vertex, the rotation of the first arc and the second arc is used for driving the cutting mechanism 30 to move, so that the cutting of the pins is completed.

Wherein, the movement time of the cam 22 from the contact point with the cutting mechanism 30 to the vertex is the same as the time of the cutting mechanism 30 completing one cut, and when the cam 22 moves back from the vertex, the reset is completed under the elastic force of the elastic member 13.

As an alternative embodiment, the stand 10 further includes an optical axis 14 disposed between the first bearing table 11 and the second bearing table 12, and the elastic member 13 is sleeved on the optical axis 14; the cutting mechanism 30 further comprises a cutter rest 33, the cutter is arranged on the cutter rest 33, the cutter rest 33 is in sliding connection with the optical axis 14, a first side of the cutter rest 33 is abutted with the elastic piece 13, and a second side of the cutter rest 33 is abutted with the cam 22; wherein the tool holder 33 is reciprocally movable along the optical axis 14 under the co-action of the cam 22 and the elastic member 13.

In this embodiment, the frame 10 is provided with the optical axis 14, the cutting mechanism 30 is provided with the cutter holder 33, wherein the elastic member 13 may be sleeved on the optical axis 14, the cutter holder 33 may be provided with a cutting member such as a cutter, and the cutter holder 33 is slidably connected with the optical axis 14, the first side of the cutter holder 33 abuts against the elastic member 13, and the second side of the cutter holder 33 abuts against the cam 22. Through the arrangement of the structure, the cutter rest 33 can reciprocate along the optical axis 14 under the combined action of the cam 22 and the elastic piece 13, the movement of the cam 22 drives the cutter rest 33 to enable cutting components such as a blade to cut pins, at the moment, the elastic piece 13 can deform along with the movement of the cutter rest 33, and after the cutting components such as the blade finish cutting, the cutting components 30 are reset through the elastic piece 13, so that the cutting efficiency of the pin cutting device is improved.

It should be noted that, the number of the holders 33 may be set according to the type of the semiconductor element and the number of pins, and when a plurality of holders are provided, a linkage structure may be provided between the holders, that is, the cam 22 drives the holders 33 to move, and the movement of the holders 33 drives the movement of other holders through the linkage member, so that the cutting operation of the pins of different groups is completed in the same time.

The optical axis 14 may be provided between the first stage 11 and the second stage 12, and a fixing block may be provided between the first stage 11 and the second stage 12, and the optical axis 14 may be inserted into the fixing block to fix the optical axis.

As an alternative embodiment, the cutting mechanism 30 comprises a first cutter 31 and a second cutter 32; the tool rest 33 comprises a first tool holder 331, a second tool holder 332 and a linkage bottom plate 333, wherein the first tool holder 331 and the second tool holder 332 are arranged at intervals, the first tool holder 331 is connected with the second tool holder 332 through the linkage bottom plate 333, the linkage bottom plate 333 is slidably connected with the optical axis 14, the first cutter 31 is arranged on the first tool holder 331, and the second cutter 32 is arranged on the second tool holder 332.

In this embodiment, the cutting mechanism 30 includes the first cutter 31 and the second cutter 32, so that the cutting operation can be performed on the pins by two cutting members at the same time, and in addition, the first cutter 31 and the second cutter 32 are respectively fixed on the first cutter holder 331 and the second cutter holder 332, and the linkage base plate 333 is disposed between the first cutter holder 331 and the second cutter holder 332, and then the linkage base plate 333 is slidably connected with the optical axis 14. Through the setting of this structure for cutting mechanism 30 can carry out the cutting of pin to two sets of spliced eye group to first blade holder 331 and second blade holder 332 are connected through interlock bottom plate 333, so when the cutting, can keep the cutting uniformity to two sets of spliced eye group, have also improved the efficiency of cutting.

It should be noted that, the cutting member 30 may further include an auxiliary optical axis 15 and an auxiliary elastic member 16, the first tool holder 331 and the second tool holder 332 are movably connected between the optical axis 14 and the auxiliary optical axis 15, and the auxiliary elastic member 16 is sleeved on the auxiliary optical axis 15, so that the stability of the pin cutting member during cutting is improved through the arrangement of the structure.

In addition, in the case that the cutting member 30 includes the optical axis 14 and the auxiliary optical axis 15, the first tool holder 331 and the second tool holder 332 may be movably connected to the optical axis 13 and the auxiliary optical axis 15 through a slider, for example: the cutting member 30 may further include a first shaft slider 141, a second shaft slider 151, a third shaft slider 142, and a fourth shaft slider 152, where the first blade holder 331 is movably connected to the optical axis 14 through the first shaft slider 141, the first blade holder 331 is movably connected to the auxiliary optical axis 15 through the second shaft slider 151, the second blade holder 332 is movably connected to the optical axis 14 through the third shaft slider 142, and the second blade holder 332 is movably connected to the auxiliary optical axis 15 through the fourth shaft slider 152; in the case of the movement of the transmission mechanism 20, the first shaft body slide 141, the second shaft body slide 151, the third shaft body slide 142 and the fourth shaft body slide 152 are used for driving the first tool holder 331 and the second tool holder 332 to slide on the optical axis 14 and the auxiliary optical axis 15.

As an alternative embodiment, the first carrying platform 11 is arranged on the second carrying platform 12 in a liftable manner.

In this embodiment, the first carrying table 11 is arranged on the second carrying table 12 in a liftable manner, that is, the size of the movable space between the first carrying table 11 and the second carrying table 12 can be adjusted, and the cutting length of the pins can be adjusted by adjusting the size of the movable space. The setting of this structure can improve above-mentioned pin cutting device's cutting efficiency for above-mentioned pin cutting device can match the different model semiconductor component of cutting and cut the pin, also can cut the pin according to specific pin size demand simultaneously.

As an alternative embodiment, the second carrier 12 is provided with an opening 122 at a position corresponding to the pin plugging area 111, and the opening 122 is used for discharging the cut pin waste.

In this embodiment, the second carrying platform 12 is provided with the opening 122 at the position corresponding to the pin inserting area 111, and by the arrangement of this structure, the pin waste after cutting by the cutting mechanism 30 can be discharged out of the pin cutting device, so that the failure of the pin cutting device caused by the accumulation of the pin waste can be reduced.

It should be noted that the shape of the opening 122 may be any shape suitable for discharging pin waste, which is not limited to this embodiment of the present utility model.

It should be appreciated that various forms of the flows shown above may be used to reorder, add, or delete steps. For example, the steps described in the present utility model may be performed in parallel, sequentially, or in a different order, so long as the desired result of the technical solution of the present disclosure is achieved, and the present utility model is not limited herein.

The above embodiments do not limit the scope of the present utility model. It will be apparent to those skilled in the art that various modifications, combinations, sub-combinations and substitutions can be made, depending on design requirements and other factors. Any modifications, equivalent substitutions and improvements made within the spirit and principles of the present utility model should be included in the scope of the present utility model.

Claims (10)

1. A pin cutting apparatus, comprising:

the rack comprises a first bearing table and a second bearing table, wherein a movable space exists between the first bearing table and the second bearing table, the first bearing table is provided with a pin inserting area, and the pin inserting area comprises a plurality of inserting holes for inserting pins;

a driving mechanism;

the driving mechanism is used for driving the cutting mechanism to reciprocate in the movable space so that a cutter of the cutting mechanism moves from one side of the pin inserting area to the other side of the pin inserting area and is used for cutting pins.

2. The device of claim 1, wherein the plurality of pin insertion holes are staggered in sequence along the movement direction of the cutter so that the cutter cuts individual pins in sequence.

3. The device of claim 1, wherein the plurality of jack holes comprises a first jack hole set and a second jack hole set, the number of jack holes of the first jack hole set and the number of jack holes of the second jack hole set are the same, the cutting mechanism comprises a first cutter and a second cutter, the distance between the first cutter and the second cutter is a first distance, the distance between the first jack hole set and the second jack hole set is a second distance, the first distance is matched with the second distance, the first cutter is used for cutting pins of the first jack hole set, and the second cutter is used for cutting pins of the second jack hole set.

4. A device according to claim 3, wherein the respective plug holes of the first plug hole group and the respective plug holes of the second plug hole group are arranged along a straight line, and the straight line of the respective plug holes of the first plug hole group is parallel to the straight line of the respective plug holes of the second plug hole group.

5. The device of claim 4, wherein a line of each mating hole of the first mating hole set is disposed at a first angle to a line of the first cutter in a direction of movement, and a line of each mating hole of the second mating hole set is disposed at a second angle to a line of the second cutter in a direction of movement, and the first angle is equal to the second angle.

6. The apparatus of any one of claims 1 to 5, wherein the frame further comprises an elastic member disposed between a first carrying stage and the second carrying stage, the cutting mechanism being disposed between the first carrying stage and the second carrying stage, the elastic member abutting a first side of the cutting mechanism;

the driving mechanism comprises a motor and a cam, the motor is in transmission connection with the cam, and the cam is abutted with the second side of the cutting mechanism;

wherein, the cutting mechanism reciprocates under the combined action of the cam and the elastic piece.

7. The device of claim 6, wherein the frame further comprises an optical axis disposed between the first bearing table and the second bearing table, the elastic member being sleeved on the optical axis;

the cutting mechanism further comprises a cutter rest, the cutter is arranged on the cutter rest, the cutter rest is connected with the optical axis in a sliding mode, the first side of the cutter rest is abutted to the elastic piece, and the second side of the cutter rest is abutted to the cam;

wherein the tool rest reciprocates along the optical axis under the combined action of the cam and the elastic piece.

8. The apparatus of claim 7, wherein the cutting mechanism comprises a first cutter and a second cutter;

the knife rest comprises a first knife rest, a second knife rest and a linkage bottom plate, wherein the first knife rest and the second knife rest are arranged at intervals, the first knife rest is connected with the second knife rest through the linkage bottom plate, the linkage bottom plate is connected with the optical axis in a sliding mode, the first knife rest is arranged on the first knife rest, and the second knife rest is arranged on the second knife rest.

9. The apparatus of any one of claims 1 to 5, wherein the first carriage is elevatably disposed on the second carriage.

10. The device according to any one of claims 1 to 5, characterized in that the second carrier is provided with openings for discharging cut pin waste at positions corresponding to the pin plugging areas.