CN218123943U

CN218123943U - Vertical pin inserting machine

Info

Publication number: CN218123943U
Application number: CN202222664568.6U
Authority: CN
Inventors: 江成标; 冯永杰
Original assignee: Foshan Shunde Ruike Industrial Control Equipment Co ltd
Current assignee: Foshan Shunde Ruike Industrial Control Equipment Co ltd
Priority date: 2022-10-10
Filing date: 2022-10-10
Publication date: 2022-12-23
Anticipated expiration: 2032-10-10

Abstract

The utility model relates to a perpendicular pin machine, which comprises a frame, be equipped with the work piece conveyer trough and the work piece processing conveyer trough of carrying the work piece in the frame, still be equipped with prepressing mechanism in the frame, divide needle mechanism, send needle mechanism, carry the clamping mechanism on the work piece processing conveyer trough with the work piece transport, send needle mechanism, divide needle mechanism, be equipped with between the prepressing mechanism three and send the needle passageway, in order to carry the needle to prepressing mechanism, work piece processing conveyer trough corresponds prepressing mechanism and is equipped with work piece pre-compaction station, clamping mechanism drives work piece to work piece pre-compaction station, the needle passes through prepressing mechanism and predetermines the pressure and establishes on the work piece, improve the precision that the needle accuracy inserted on the work piece, improve the qualification rate of product. The long needles can not be inserted into the workpiece at one time, and the long needles are prevented from being bent or broken when being inserted into the workpiece at one time. One side of the prepressing mechanism is provided with a lifting mechanism, so that the needle and the workpiece have enough needle inserting space during prepressing, and the workpiece reaches a workpiece prepressing position to be conveyed and avoided.

Description

Vertical pin inserting machine

Technical Field

The utility model relates to a pin machine specifically is a perpendicular pin machine.

Background

Chinese patent document No. CN109980479A at 2019.07.05 discloses a PIN inserting machine, which belongs to the technical field of connector assembling equipment and comprises a PIN inserting mechanism, a PIN inserting mechanism and a PIN inserting mechanism, wherein the PIN inserting mechanism is used for inserting a PIN into a plastic component to be combined to form a connector; the detection mechanism is arranged at the downstream of the pin inserting mechanism and is used for detecting the connector; and the connector conveying line is connected between the pin inserting mechanism and the detection mechanism and used for sequentially conveying the connector to the detection mechanism from the pin inserting mechanism. The needle inserting machine is not provided with a prepressing mechanism, so that the needle is positioned on a workpiece, and if the length of the needle is too long, the needle can be bent or broken when being inserted into the workpiece at one time. And thus, is in need of further improvement.

SUMMERY OF THE UTILITY MODEL

The utility model aims at providing perpendicular insertion machine, through being equipped with prepressing mechanism, the needle passes through prepressing mechanism and predetermines the pressure and establish on the work piece, improves the precision that the needle accuracy inserted on the work piece, improves the qualification rate of product.

A vertical pin inserting machine comprises a rack, wherein a workpiece conveying groove and a workpiece processing conveying groove for conveying workpieces are arranged on the rack, a prepressing mechanism, a pin dividing mechanism, a pin feeding mechanism and a clamping mechanism for conveying the workpieces to the workpiece processing conveying groove are further arranged on the rack, a pin feeding channel is arranged among the pin feeding mechanism, the pin dividing mechanism and the prepressing mechanism so as to convey pins to the prepressing mechanism, a workpiece prepressing position is arranged on the workpiece processing conveying groove corresponding to the prepressing mechanism, the clamping mechanism drives the workpieces to the workpiece prepressing position, the pins are arranged on the workpieces in a preset pressing mode through the prepressing mechanism, the precision of the pins inserted into the workpieces accurately is improved, and the qualified rate of products is improved.

The rack is also provided with a pressurizing mechanism, and the workpiece processing conveying groove is provided with a workpiece pressurizing station corresponding to the pressurizing mechanism; the needle which is preset to be pressed on the workpiece is pressed by the pressurizing mechanism and inserted into the workpiece, and the pre-pressurizing mechanism and the pressurizing mechanism are respectively arranged opposite to the clamping mechanism. The needle is firstly positioned on the workpiece, and the needle is finally inserted into the workpiece by the pressurizing mechanism, so that the precision of the needle accurately inserted into the workpiece is improved, and the qualification rate of products is improved.

The workpiece conveying groove is connected with the workpiece processing conveying groove through a connecting conveying mechanism, a pushing mechanism is arranged on one side of the connecting conveying groove, a sensor for sensing the workpiece supplied materials is arranged on one side of the pushing mechanism, the workpiece of the workpiece conveying groove is pushed to the connecting conveying position through the pushing mechanism, and the workpiece of the connecting conveying position is conveyed to the workpiece conveying groove through a clamping mechanism. A transition station is arranged between the workpiece conveying groove and the processing conveying groove by arranging the connecting conveying position, so that the workpieces sequentially pass through the workpiece conveying groove one by one and reach the workpiece processing conveying groove.

Work piece processing conveyer trough one end is equipped with the conveyer trough of unloading, and work piece processing conveyer trough and the conveyer trough intercommunication of unloading, work piece processing back of accomplishing, and clamping machine constructs the work piece and moves toward the conveyer trough of unloading, and the work piece realizes automatic discharge along the conveyer trough of unloading on moving the tripper.

The clamping mechanism comprises two groups of clamping jaws arranged at intervals, each group of clamping jaws comprises a fixed clamping jaw and a movable clamping jaw, and the fixed clamping jaw is fixedly connected with the second movable plate; the movable clamping jaw is fixedly connected with the third movable plate; the clamping mechanism is far away from or close to the workpiece conveying groove and the workpiece processing conveying groove through a second movable plate; the clamping mechanism reciprocates along the workpiece processing conveying groove and the unloading conveying groove through a first movable plate; the movable clamping jaw is close to or far away from the fixed clamping jaw through a third movable plate so as to clamp or loosen a workpiece.

A first reciprocating sliding assembly is arranged between the first movable plate and the rack workbench, a second reciprocating sliding assembly is arranged between the first movable plate and the second movable plate, a third reciprocating sliding assembly is arranged between the second movable plate and the third movable plate, and each movable plate carries out reciprocating motion through the reciprocating sliding assemblies.

The third movable plate is provided with a plurality of fixing holes, the movable clamping jaw is provided with a strip-shaped groove connected with the corresponding fixing hole, and the fixed position of the movable clamping jaw on the third movable plate is adjusted through the strip-shaped groove and the fixing hole so as to adjust the clamping stroke of the movable clamping jaw and the fixed clamping jaw and clamp workpieces with different sizes.

The workpiece pre-pressing station and one side of the workpiece pressing station are respectively provided with a clamping mechanism moving towards the workpiece processing conveying groove, and the clamping mechanism moves towards the workpiece processing conveying groove and clamps the workpiece, so that the workpiece is fixed on the workpiece pre-pressing station or the workpiece pressing station, and the workpiece is prevented from deviating and processing inaccuracy is caused when a pre-pressing pin and a final pressing pin are pressed on the workpiece.

The needle separating mechanism comprises a base provided with a plurality of needle guide sleeves and a top plate positioned above the base, and further comprises a needle separating plate arranged between the base and the top plate in a reciprocating motion manner, a plurality of needle grooves are respectively formed in the needle guide sleeves, the top plate and the needle separating plate, and the needle grooves of the needle separating plate are aligned with the needle grooves of the needle guide sleeves and the top plate in the motion along with the needle separating plate; the needle distribution mechanism also comprises a side plate positioned on the outer side of the top plate, a needle storage groove is arranged between the top plate and the side plate corresponding to each needle groove, a pushing block is arranged between the top plate and the side plate corresponding to the needle storage groove, the pushing block is arranged on the needle storage grooves in a reciprocating manner, and the pushing block moves and guides the needles of the needle storage grooves to move to the needle grooves of the top plate; the needle feeding mechanism conveys the needles to the needle storage groove through the needle feeding channel. The number of the needles in the needle storage groove moving to the needle grooves of the top plate is controlled by adjusting the movable stroke of the material pushing block, so that the needles are effectively conveyed, and needle distribution is realized.

The prepressing mechanism comprises a guide pipe, and the guide pipe is connected with a corresponding guide pin sleeve through a pipeline; the prepressing mechanism further comprises a first positioning block and a second positioning block which are hinged on the positioning seat, a needle guide groove communicated with the guide tube is arranged between the first positioning block and the second positioning block, and a needle of the guide tube enters the needle guide groove and props open the first positioning block and the second positioning block; the prepressing mechanism also comprises a pressing rod which moves up and down along the guide pin groove, and the pressing rod prepresses the needle onto the workpiece in the downward movement process; and one side of the prepressing mechanism is provided with a lifting mechanism, and the lifting mechanism is connected with the prepressing mechanism in a matching way and drives the prepressing mechanism to be close to the workpiece processing conveying groove. The needle accurately comes to the top of work piece through the guide pin groove, and the work piece location back, through prepressing the mechanism with the needle pre-compaction on the work piece, effectively improve the precision that the needle inserted on the work piece, prevent moreover that the longer needle of length can not once only insert on the work piece, avoid longer needle when once only inserting the work piece, take place to buckle or break. One side of the prepressing mechanism is provided with a lifting mechanism, so that the needle and the workpiece have enough needle inserting space during prepressing, and the workpiece reaches a workpiece prepressing position to be conveyed and avoided.

The utility model has the advantages as follows:

the needle is preset on the workpiece through the prepressing mechanism, so that the precision of the needle accurately inserted into the workpiece is improved, and the qualification rate of products is improved. After the workpiece is positioned, the needle is pre-pressed on the workpiece through the pre-pressing mechanism, so that the accuracy of inserting the needle into the workpiece is effectively improved, the longer needle is prevented from being inserted into the workpiece at one time, and the longer needle is prevented from being bent or broken when being inserted into the workpiece at one time. One side of the prepressing mechanism is provided with a lifting mechanism, so that the needle and the workpiece have enough needle inserting space during prepressing, and the workpiece reaches a workpiece prepressing position to be conveyed and avoided.

The needle is firstly positioned on the workpiece, and the needle is finally inserted into the workpiece by the pressurizing mechanism, so that the precision of the needle accurately inserted into the workpiece is improved, and the qualification rate of products is improved.

The workpiece prepressing and pressing station and one side of the workpiece pressing station are respectively provided with a clamping mechanism moving towards the workpiece machining conveying groove, and the clamping mechanism moves towards the workpiece machining conveying groove and clamps the workpiece, so that the workpiece is fixed on the workpiece prepressing and pressing station or the workpiece pressing station, and the workpiece is prevented from deviating and machining inaccuracy is caused when a prepressing pin and a final pressing pin are arranged on the workpiece.

Drawings

Fig. 1 is a schematic perspective view of a vertical pin inserter according to an embodiment of the present invention.

Fig. 2 is a schematic view of a three-dimensional structure of a prepressing mechanism and a lifting mechanism according to an embodiment of the present invention.

Fig. 3 is a schematic view of a three-dimensional cross-sectional structure of a prepressing mechanism and a lifting mechanism according to an embodiment of the present invention.

Fig. 4 is a schematic view of the structure of the clamping mechanism according to an embodiment of the present invention.

Fig. 5 is a schematic view of another orientation structure of the clamping mechanism according to an embodiment of the present invention.

Fig. 6 is a schematic view of a three-dimensional cross-sectional structure of the needle separating mechanism according to an embodiment of the present invention.

Fig. 7 is a schematic view of another three-dimensional cross-sectional structure of the minute hand mechanism according to an embodiment of the present invention.

Fig. 8 is a schematic structural view of a material pushing block disposed on the needle separating mechanism according to an embodiment of the present invention.

Fig. 9 is a schematic cross-sectional structure view of the clamping mechanism disposed on the workpiece pre-pressing station according to an embodiment of the present invention.

Fig. 10 is a schematic cross-sectional view illustrating a clamping mechanism provided at a workpiece pressing station according to an embodiment of the present invention.

Detailed Description

The present invention will be further described with reference to the accompanying drawings and examples.

Referring to fig. 1-8, a vertical pin inserting machine comprises a frame 1, wherein a workpiece conveying groove 2 and a workpiece processing conveying groove 4 for conveying workpieces 3 are arranged on the frame 1, a pre-pressing mechanism 5, a pin dividing mechanism 6, a pin feeding mechanism 7 and a clamping mechanism 8 for conveying the workpieces 3 to the workpiece processing conveying groove 4 are further arranged on the frame 1, a pin feeding channel is arranged among the pin feeding mechanism 7, the pin dividing mechanism 6 and the pre-pressing mechanism 5 to convey the pins to the pre-pressing mechanism 5, a workpiece pre-pressing processing station is arranged on the workpiece processing conveying groove 4 corresponding to the pre-pressing mechanism 5, the clamping mechanism 8 drives the workpieces 3 to the workpiece pre-pressing processing station, and the pins are pre-pressed on the workpieces 3 through the pre-pressing mechanism 5.

In this embodiment, the needle feeding mechanism 7 is a vibrating disk.

The rack 1 is also provided with a pressurizing mechanism 9, and the workpiece processing conveying groove 4 is provided with a workpiece pressurizing station corresponding to the pressurizing mechanism 9; the needle which is preset to be pressed on the workpiece 3 is pressed and inserted into the workpiece 3 through the pressurizing mechanism 9, and the prepressing mechanism 5 and the pressurizing mechanism 9 are respectively arranged opposite to the clamping mechanism 8.

In this embodiment, the pressurizing mechanism 9 includes a pressing block and an air cylinder or an oil cylinder connected with the pressing block in a matching manner, a piston rod of the air cylinder or the oil cylinder is fixedly connected with the connecting block through a lifting guide column, the pressing block is connected with the connecting block, and the piston rod drives the pressing block of the connecting block to move up and down through the lifting guide column so as to perform downward needle pressing work.

Be equipped with between work piece conveyer trough 2 and the work piece processing conveyer trough 4 and link up conveying position 10, link up conveying position one side and be equipped with pushing equipment 11, pushing equipment 11 one side is equipped with the sensor of response work piece supplied material, and the work piece of work piece conveyer trough 2 passes through pushing equipment 11 and promotes to linking conveying position 10 on, and the work piece that links up conveying position 10 passes through clamping mechanism 8 and carries to work piece conveyer trough 2 on.

In this embodiment, the pushing mechanism 11 includes an air cylinder or an oil cylinder, and one end of a piston rod of the air cylinder or the oil cylinder is provided with a pushing rod.

One end of the workpiece processing conveying groove 4 is provided with a discharging conveying groove 12, and the workpiece processing conveying groove 4 is communicated with the discharging conveying groove 12.

A first movable plate 13 which reciprocates transversely, a second movable plate 14 which reciprocates longitudinally and is arranged on the first movable plate 13 and a third movable plate 15 which reciprocates transversely and is arranged on the second movable plate 14 are arranged on the rack 1, the clamping mechanism 8 comprises two groups of clamping jaws which are arranged at intervals, each group of clamping jaws comprises a fixed clamping jaw 16 and a movable clamping jaw 17, and the fixed clamping jaw 16 is fixedly connected with the second movable plate 14; the movable clamping jaw 17 is fixedly connected with the third movable plate 15; the clamping mechanism 8 is far away from or close to the workpiece conveying groove 2 and the workpiece processing conveying groove 4 through a second movable plate 14; the clamping mechanism 8 reciprocates along the workpiece processing conveying groove 4 and the discharging conveying groove 12 through a first movable plate 13; the movable clamping jaw 17 is close to or far from the fixed clamping jaw 16 through the third movable plate 15 to clamp or unclamp the workpiece 3.

Referring to fig. 4 and 5, a first reciprocating sliding assembly 18 is disposed between the first movable plate 13 and the worktable of the frame 1, a second reciprocating sliding assembly 19 is disposed between the first movable plate 13 and the second movable plate 14, and a third reciprocating sliding assembly 20 is disposed between the second movable plate 14 and the third movable plate 15, each of which reciprocates through the reciprocating sliding assemblies.

In the present embodiment, each sliding component includes a sliding rail and a sliding block.

The third movable plate 15 is provided with a plurality of fixing holes 21, the movable clamping jaw 17 is provided with a strip-shaped groove 22 connected with the corresponding fixing hole 21, and the fixing position of the movable clamping jaw 17 on the third movable plate 15 is adjusted through the strip-shaped groove 22 and the fixing hole 21 so as to adjust the clamping stroke of the movable clamping jaw 17 and the fixed clamping jaw 16 and clamp workpieces 3 with different sizes.

In the embodiment, each movable plate is connected with a piston rod of the air cylinder or the oil cylinder in a matching way.

Referring to fig. 9 and 10, a clamping mechanism 23 moving toward the workpiece processing conveying groove 4 is respectively arranged at one side of the workpiece pre-pressing station and one side of the workpiece pressing station, and the clamping mechanism 23 moves toward the workpiece processing conveying groove 4 and clamps the workpiece 3, so that the workpiece 3 is fixed at the workpiece pre-pressing station or the workpiece pressing station.

In this embodiment, the clamping mechanism 23 includes an oil cylinder or an air cylinder for providing power, a clamping avoiding position is provided on one side of the workpiece processing conveying trough 4 corresponding to the workpiece pre-pressing position, and a loose clamping block is provided on the clamping avoiding position. When the clamping block is separated from the clamping block through a piston rod of the oil cylinder or the air cylinder, the workpiece is loosened by the clamping block, and the workpiece can move on the workpiece processing conveying groove 4 through the clamping mechanism 8.

Referring to fig. 6-8, the needle separating mechanism 6 includes a base 25 provided with a plurality of needle guiding sleeves 24, a top plate 26 located above the base 25, the needle separating mechanism 6 further includes a needle separating plate 27 disposed between the base 25 and the top plate 26 in a reciprocating motion, the needle guiding sleeves 24, the top plate 26, and the needle separating plate 27 are respectively provided with a plurality of needle grooves, and the needle grooves of the needle separating plate 27 are aligned with the needle grooves of the needle guiding sleeves 24 and the top plate 26 in the motion along with the needle separating plate 27; the needle distribution mechanism 6 further comprises a side plate 28 positioned outside the top plate 26, a needle storage groove 29 is arranged between the top plate 26 and the side plate 28 corresponding to each needle groove, a pushing block 30 is arranged between the top plate 26 and the side plate 28 corresponding to the needle storage groove 29, the pushing block 30 is arranged on the needle storage groove 29 in a reciprocating mode, and the pushing block 30 moves and guides needles of the needle storage groove 29 to move to the needle grooves of the top plate 26; the needle feeding mechanism 7 feeds the needles to the needle storage groove 29 through the needle feeding passage.

In the embodiment, the needle separating plate 27 is arranged between the base 25 and the top plate 26 through a slide rail and a slide block in a reciprocating motion, and one end of the needle separating plate 27 is connected with an oil cylinder or an air cylinder piston rod in a matching way.

The material pushing block 30 is arranged on the needle storage groove 29 in a reciprocating motion mode and is matched with an oil cylinder or an air cylinder to move on the needle storage groove 29.

Referring to fig. 2 and 3, the prepressing mechanism 5 comprises a guide tube 31, and the guide tube 31 is connected with the corresponding guide pin sleeve 24 through a pipeline; the guide tube 31 is arranged on the positioning seat 32, the prepressing mechanism 5 further comprises a first positioning block 33 and a second positioning block 34 which are hinged on the positioning seat 32, a guide needle groove 35 communicated with the guide tube 31 is arranged between the first positioning block 33 and the second positioning block 34, and a needle of the guide tube 31 enters the guide needle groove 35 and stretches the first positioning block 33 and the second positioning block 34; the prepressing mechanism 5 also comprises a pressing rod 36 which moves up and down along the guide pin groove 35, and the pressing rod 36 prepresses the pin on the workpiece 3 in the downward movement; one side of the prepressing mechanism 5 is provided with a lifting mechanism 37, and the lifting mechanism 37 is connected with the prepressing mechanism 5 in a matching way and drives the prepressing mechanism 5 to be close to the workpiece processing conveying groove 4.

In this embodiment, referring to fig. 2 and 3, the pre-pressing mechanism 5 further includes an air cylinder or an oil cylinder for providing pre-pressing force, a cylinder body of the air cylinder or the oil cylinder is disposed on the L-shaped support plate, an up-and-down movement guide sleeve is disposed on the support plate, an up-and-down movement seat is disposed on the up-and-down movement guide sleeve, the up-and-down movement seat is connected to the pressing rod 36 in a matching manner, a piston rod of the air cylinder or the oil cylinder is connected to the up-and-down movement seat in a matching manner, and the piston rod drives the pressing rod 36 of the up-and-down movement seat to move up and down along the up-and-down movement guide sleeve. The positioning seat 32 is fixedly connected with the L-shaped supporting plate.

The lifting mechanism 37 comprises a lifting fixed seat, a sliding groove and a sliding block are arranged between the lifting fixed seat and the L-shaped supporting plate, and the sliding block is inserted into the sliding groove and is matched and connected with an air cylinder or an oil cylinder piston rod of the lifting mechanism 37.

The foregoing is the preferred embodiment of the present invention, showing and describing the basic principles, main features and advantages of the present invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are intended to illustrate the principles of the invention, and that various changes and modifications may be made without departing from the spirit and scope of the invention, and the scope of the invention is to be protected. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A vertical pin machine comprises a machine frame (1), and is characterized in that: the automatic needle punching machine is characterized in that a workpiece conveying groove (2) for conveying workpieces (3) and a workpiece machining conveying groove (4) are formed in the rack (1), a prepressing mechanism (5), a needle separating mechanism (6), a needle feeding mechanism (7) and a clamping mechanism (8) for conveying the workpieces (3) to the workpiece machining conveying groove (4) are further arranged on the rack (1), needle feeding channels are formed among the needle feeding mechanism (7), the needle separating mechanism (6) and the prepressing mechanism (5) to convey needles to the prepressing mechanism (5), a workpiece prepressing and machining station is arranged on the workpiece machining conveying groove (4) corresponding to the prepressing mechanism (5), the clamping mechanism (8) drives the workpieces (3) to the workpiece prepressing and machining station, and the needles are arranged on the workpieces (3) in a preset pressing mode through the prepressing mechanism (5).

2. The vertical pin inserter of claim 1, wherein: the rack (1) is also provided with a pressurizing mechanism (9), and the workpiece processing conveying groove (4) is provided with a workpiece pressurizing station corresponding to the pressurizing mechanism (9); the needle which is pressed on the workpiece (3) in a preset way is pressed by the pressurizing mechanism (9) and inserted into the workpiece (3), and the prepressing mechanism (5) and the pressurizing mechanism (9) are respectively arranged opposite to the clamping mechanism (8).

3. The vertical pin inserter of claim 1, wherein: the workpiece conveying groove (2) and the workpiece processing conveying groove (4) are provided with a connecting conveying position (10), one side of the connecting conveying position is provided with a pushing mechanism (11), one side of the pushing mechanism (11) is provided with a sensor for sensing supplied materials of a workpiece, the workpiece of the workpiece conveying groove (2) is pushed to the connecting conveying position (10) through the pushing mechanism (11), and the workpiece of the connecting conveying position (10) is conveyed to the workpiece conveying groove (2) through a clamping mechanism (8).

4. The vertical pin inserter of claim 1, wherein: one end of the workpiece processing conveying groove (4) is provided with a discharging conveying groove (12), and the workpiece processing conveying groove (4) is communicated with the discharging conveying groove (12).

5. The vertical pin machine as claimed in claim 4, wherein: a first movable plate (13) which moves transversely in a reciprocating manner, a second movable plate (14) which moves longitudinally in a reciprocating manner and is arranged on the first movable plate (13), and a third movable plate (15) which moves transversely in a reciprocating manner and is arranged on the second movable plate (14) are arranged on the rack (1), the clamping mechanism (8) comprises two groups of clamping jaws which are arranged at intervals, each group of clamping jaws comprises a fixed clamping jaw (16) and a movable clamping jaw (17), and the fixed clamping jaw (16) is fixedly connected with the second movable plate (14); the movable clamping jaw (17) is fixedly connected with the third movable plate (15); the clamping mechanism (8) is far away from or close to the workpiece conveying groove (2) and the workpiece processing conveying groove (4) through a second movable plate (14); the clamping mechanism (8) reciprocates along the workpiece processing conveying groove (4) and the unloading conveying groove (12) through a first movable plate (13); the movable clamping jaw (17) is close to or far away from the fixed clamping jaw (16) through a third movable plate (15) so as to clamp or release the workpiece (3).

6. The vertical pin inserter of claim 5, wherein: a first reciprocating sliding assembly (18) is arranged between the first movable plate (13) and the workbench of the frame (1), a second reciprocating sliding assembly (19) is arranged between the first movable plate (13) and the second movable plate (14), a third reciprocating sliding assembly (20) is arranged between the second movable plate (14) and the third movable plate (15), and each movable plate carries out reciprocating motion through the reciprocating sliding assemblies.

7. The vertical pin inserter of claim 5, wherein: the third movable plate (15) is provided with a plurality of fixing holes (21), the movable clamping jaws (17) are provided with strip-shaped grooves (22) connected with the corresponding fixing holes (21), and the fixing positions of the movable clamping jaws (17) on the third movable plate (15) are adjusted through the strip-shaped grooves (22) and the fixing holes (21) so as to adjust the clamping strokes of the movable clamping jaws (17) and the fixed clamping jaws (16) and clamp workpieces (3) with different sizes.

8. The vertical pin inserter of claim 2, wherein: and one side of the workpiece pre-pressing station and one side of the workpiece pressing station are respectively provided with a clamping mechanism (23) moving towards the workpiece processing conveying groove (4), and the clamping mechanism (23) moves towards the workpiece processing conveying groove (4) and clamps the workpiece (3) so as to fix the workpiece (3) on the workpiece pre-pressing station or the workpiece pressing station.

9. The vertical pin machine as claimed in claim 1, wherein: the needle separating mechanism (6) comprises a base (25) provided with a plurality of guide needle sleeves (24), a top plate (26) positioned above the base (25), the needle separating mechanism (6) further comprises a needle separating plate (27) which reciprocates between the base (25) and the top plate (26), a plurality of needle grooves are respectively formed in the guide needle sleeves (24), the top plate (26) and the needle separating plate (27), and the needle grooves of the needle separating plate (27) are aligned with the needle grooves of the guide needle sleeves (24) and the top plate (26) in the movement along with the needle separating plate (27); the needle distribution mechanism (6) further comprises a side plate (28) positioned on the outer side of the top plate (26), a needle storage groove (29) is formed between the top plate (26) and the side plate (28) corresponding to each needle groove, a pushing block (30) is arranged between the top plate (26) and the side plate (28) corresponding to each needle groove (29), the pushing block (30) is arranged on the needle storage grooves (29) in a reciprocating mode, and the pushing block (30) moves and guides needles of the needle storage grooves (29) to move to the needle grooves of the top plate (26); the needle feeding mechanism (7) conveys the needles to the needle storage groove (29) through the needle feeding channel.

10. The vertical pin inserter of claim 9, wherein: the prepressing mechanism (5) comprises a guide tube (31), and the guide tube (31) is connected with the corresponding guide pin sleeve (24) through a pipeline; the guide tube (31) is arranged on the positioning seat (32), the prepressing mechanism (5) further comprises a first positioning block (33) and a second positioning block (34) which are hinged on the positioning seat (32), a guide pin groove (35) communicated with the guide tube (31) is arranged between the first positioning block (33) and the second positioning block (34), and a needle of the guide tube (31) enters the guide pin groove (35) and props open the first positioning block (33) and the second positioning block (34); the prepressing mechanism (5) also comprises a pressing rod (36) moving up and down along the guide pin groove (35), and the pressing rod (36) prepresses the needle onto the workpiece (3) in the downward movement process; one side of the prepressing mechanism (5) is provided with a lifting mechanism (37), and the lifting mechanism (37) is connected with the prepressing mechanism (5) in a matching way and drives the prepressing mechanism (5) to be close to the workpiece processing conveying groove (4).