CN216183197U

CN216183197U - Bottom inserting device

Info

Publication number: CN216183197U
Application number: CN202122692596.4U
Authority: CN
Inventors: 张锋
Original assignee: Wenzhou Zhengding Packaging Machinery Co ltd
Current assignee: Wenzhou Zhengding Packaging Machinery Co ltd
Priority date: 2021-11-05
Filing date: 2021-11-05
Publication date: 2022-04-05
Anticipated expiration: 2031-11-05

Abstract

The utility model relates to a bottom inserting device, which belongs to the field of bag making machines and comprises a rack, a backing plate, a pre-inserted base part and a real-inserted bottom turntable, wherein the rack is provided with a frame, a first movable frame for transverse movement adjustment is arranged on the frame, a mounting seat for mounting the backing plate is connected below the first movable frame, the rack is also provided with a second movable frame for transverse movement adjustment, the second movable frame is provided with a first left mounting block for mounting the pre-inserted base part, a first right mounting block for mounting the pre-inserted base part, a second left mounting block for mounting the real-inserted bottom turntable and a second right mounting block for mounting the real-inserted bottom turntable, and the first left mounting block, the first right mounting block, the second left mounting block and the second right mounting block are transversely arranged on the second movable frame. It can be used for bag making equipment to insert the end, makes the sack form and inserts the end structure, and its compact structure is applicable to two production preparation, can insert the end on the left side and/or the right side of material to can adjust the position and be suitable for different specifications, it is more practical.

Description

Bottom inserting device

Technical Field

The utility model relates to a bottom inserting device, in particular to a bottom inserting device of bag making equipment.

Background

The bag making machine is used for making bags, wherein some bags are of a bottom inserting structure, the bottoms of the bags can be unfolded to form the bags with square bottoms or standing structures, and the bag making machine is more practical. In the manufacture of the bottom-inserted bag, a continuous roll of material (such as paper or film) is folded during the drawing and advancing process, one side edge is folded to the other side, then the material is inserted into the folded edge position to form an M-shaped bottom, and after some series of treatment, the material is transversely cut to form individual bags.

SUMMERY OF THE UTILITY MODEL

In view of the technical problems in the background art, the technical problem to be solved by the present invention is to provide a bottom-inserting device. It can be used for bag making equipment to insert the end, makes the sack form and inserts the end structure, and its compact structure can be applicable to two production preparation, can insert the end on the left side and/or the right side of material to can adjust the position and be suitable for different specifications, more practical.

In order to solve the technical problems, the utility model adopts the following technical scheme: the utility model provides an insert end device, including frame, backing plate, insert bottom part in advance and insert end carousel in fact, its characterized in that: be equipped with the shelf in the frame, be equipped with the first adjustable shelf that lateral shifting adjusted the setting on the shelf, the below of first adjustable shelf is connected with the mount pad that supplies the backing plate installation to set up, still be equipped with the second adjustable shelf that lateral shifting adjusted the setting in the frame, be furnished with the first left installation piece that supplies to insert bottom of the piece installation in advance on the second adjustable shelf, the first right installation piece that supplies to insert bottom of the piece installation in advance, the second left installation piece that supplies to insert bottom of the carousel installation and the second right installation piece that supplies to insert bottom of the carousel installation, first left side installation piece, first right side installation piece, the setting is all adjusted to the lateral position on the second adjustable shelf to second left installation piece and second right installation piece.

The following optimization or supplementary explanation can be made on the above technical solutions.

For example, the left side and the right side of the mounting seat are respectively provided with a base plate, and the base plate is provided with a concave part matched with the insertion bottom; the first left mounting block and the first right mounting block are both provided with pre-inserted bottom parts, the second left mounting block and the second right mounting block are both provided with real-inserted bottom parts,

the left pre-insertion bottom part and the real insertion bottom part are positioned on the left side of the left backing plate, and the right pre-insertion bottom part and the real insertion bottom part are positioned on the right side of the right backing plate.

Further optimize, the mount pad is in first adjustable shelf rising and falling regulation setting.

For example, the first movable frame is disposed on a transverse guide rail disposed on the frame, the first movable frame is provided with a first nut, the first nut is provided with a first adjusting screw, and the first adjusting screw is disposed on a first screw seat of the frame.

In addition, a vertical guide rail and a vertical guide sleeve are respectively arranged between the mounting seat and the first movable frame; the mounting seat is also in transmission connection with a vertical adjusting screw rod, and the vertical adjusting screw rod is arranged on a screw hole of the first movable frame.

And then, the second movable frame comprises a left support plate, a right support plate and a first transverse guide rod, the left support plate and the right support plate are connected through the first transverse guide rod, the first transverse guide rod is arranged on a first transverse guide sleeve of the rack, and a screw nut transverse position adjusting mechanism is arranged between the left support plate or the right support plate and the rack.

For example, the screw nut transverse position adjusting mechanism comprises a second adjusting screw rod, the second adjusting screw rod is arranged on a second screw rod seat of the left support plate or the right support plate, and the second adjusting screw rod is in transmission connection with a second nut on the rack.

Further optimized, a first left mounting block, a second left mounting block, a first right mounting block and a second right mounting block are respectively arranged on a first transverse guide rod or a second transverse guide rod between the left support plate and the right support plate, a first left screw nut adjusting mechanism is arranged between the first left mounting block and the left support plate and comprises a first left screw and a first left nut, the first left screw is arranged on the left support plate through a first left screw seat, and the first left nut is arranged on the first left mounting block; a second left screw rod nut adjusting mechanism is arranged between the second left mounting block and the left support plate and comprises a second left screw rod and a second left nut, the second left screw rod is arranged on the left support plate through a second left screw rod seat, and the second left nut is arranged on the second left mounting block; a first right screw rod nut adjusting mechanism is arranged between the first right mounting block and the right supporting plate and comprises a first right screw rod and a first right nut, the first right screw rod is arranged on the right supporting plate through a first right screw rod seat, and the first right nut is arranged on the first right mounting block; and a second right screw rod nut adjusting mechanism is arranged between the second right mounting block and the right support plate and comprises a second right screw rod and a second right nut, the second right screw rod is arranged on the right support plate through a second right screw rod seat, and the second right nut is arranged on the second right mounting block.

For example, the pre-insertion base part is a pre-insertion turntable, the first left mounting block or the second left mounting block is provided with a holding part, the first right mounting block or the second right mounting block is also provided with a holding part, and the holding part is a holding rod.

In addition, the frame is also connected with a lifting frame, the lifting frame is provided with a deviation rectifying wheel and is provided with a transmission cylinder, and the transmission cylinder is connected with a detection electric eye.

The bottom inserting device has the advantages that the bottom inserting device is used for inserting the bottom when bags are manufactured, the bags can form the inserted bottom (namely M bottom), the bottoms of the bags are unfolded to form the bags with square bottoms or standing structures, the structure is compact, the bottom inserting device can be used for inserting the bottom at the left side and/or the right side of a material, the device can be suitable for one-to-two production manufacturing, namely, two sides of the material are folded towards the middle direction, longitudinally cut and transversely cut to form two bags, the efficiency is higher, the position can be adjusted to meet bag manufacturing requirements of different specifications, and the device is more practical. Thus, the present invention provides substantial features and advances over the prior art.

Drawings

The following describes details and operational principles of embodiments and examples of the present invention with reference to the drawings.

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a top view of fig. 1.

Fig. 3 is a right side view of fig. 1.

Fig. 4 is a schematic structural view of the second movable frame in fig. 2.

Fig. 5 is a schematic structural view of the first movable frame in fig. 2.

Fig. 6 is a schematic structural diagram of the structure of the hidden rectification wheel in fig. 3.

In the figure: 1. a frame; 2. a base plate; 3. pre-inserting a bottom piece; 4. a solid insertion bottom turntable; 5. a shelf; 6. a first movable frame; 7. a mounting seat; 8. a second movable frame; 9. a first left mounting block; 10. a first right mounting block; 11. a second left mounting block; 12. a second right mounting block; 13. an upper plate; 14. a lower plate; 16. a transverse guide rail; 18. a first adjusting screw rod; 19. a vertical guide rail; 20. a vertical guide sleeve; 21. a left support plate; 22. a right support plate; 23. a first transverse guide rod; 24. a first transverse guide sleeve; 25. a second adjusting screw rod; 27. a second transverse guide; 28. a first left lead screw; 31. a second left lead screw; 34. a first right lead screw; 37. a second right lead screw; 40. a lifting frame; 41. a deviation rectifying wheel; 42. a transmission cylinder; 43. detecting an electric eye; 44. a vertical adjusting screw rod; 45. a cross member.

Detailed Description

The technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention; it should be apparent that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments, and all other embodiments obtained by those skilled in the art without any inventive work based on the embodiments of the present invention belong to the protection scope of the present invention.

Referring to the drawings, in the embodiment of the present invention, a bottom inserting device includes a frame 1, a backing plate 2, a pre-inserting bottom part 3, and a bottom rotating disc 4.

Be equipped with shelf 5 on the frame 1, be equipped with first adjustable shelf 6 on shelf 5, first adjustable shelf 6 is adjusted the setting at 5 last lateral shifting of shelf to can adjust the lateral position of first adjustable shelf 6.

The below of first adjustable shelf 6 is connected with mount pad 7, and mount pad 7 supplies backing plate 2 installation setting, and backing plate 2 will be installed on mount pad 7.

Still be equipped with second adjustable shelf 8 on the frame 1, second adjustable shelf 8 is adjusted the setting at frame 1 lateral shifting to can adjust the lateral position of second adjustable shelf 8.

The second movable frame 8 is provided with a first left mounting block 9, a first right mounting block 10, a second left mounting block 11 and a second right mounting block 12. The first left mounting block 9, the first right mounting block 10, the second left mounting block 11 and the second right mounting block 12 are all arranged on the second movable frame 8 in a transverse position adjusting manner. The first left mounting block 9, the first right mounting block 10, the second left mounting block 11 and the second right mounting block 12 can be adjusted in the transverse position along with the second movable frame 8, so that the transverse position can be adjusted as a whole. In addition, the first left mounting block 9, the first right mounting block 10, the second left mounting block 11, and the second right mounting block 12 are capable of individually adjusting the lateral positions on the second movable frame 8, respectively.

The first left mounting block 9 is used for mounting the pre-inserted base part 3 and the first right mounting block 10 is also used for mounting the pre-inserted base part 3.

The second left mounting block 11 is used for mounting the solid bottom rotary table 4, and the second right mounting block 12 is also used for mounting the solid bottom rotary table 4.

The cushion plate 2 arranged on the mounting seat 7 can be transversely adjusted, parts (the pre-inserted base part 3 or the solid-inserted bottom turntable 4) arranged on the first left mounting block 9, the first right mounting block 10, the second left mounting block 11 and the second right mounting block 12 can also be transversely adjusted, and the requirements of different specifications for bag making and bottom inserting can be met through transverse position adjustment; the relative position of the pre-insertion bottom part 3 and the real insertion bottom turntable 4 can be adjusted through transverse position adjustment, so that the insertion bottom is more smooth and stable; the whole structure layout can insert the bottom at two sides, and can meet the requirement of one bag and two bags.

This insert end device inserts the end when being used for the sack preparation, can let the sack form and insert the end (M end promptly), and the sack bottom expandes, forms the sack of square end or structure of standing, and its compact structure can insert the end on the left side and/or the right side of material, can be applicable to one two production preparation, and the both sides of material all turn over to the middle direction promptly and vertically cut and form two sacs after the crosscut, and efficiency is higher to can adjust the position and be suitable for different specification system bag demands, it is more practical.

The backing plate 2, the pre-insertion bottom part 3 and the solid insertion bottom turntable 4 can be detachably installed, so that structures can be removed when a bag is manufactured, and the space is saved. Of course, non-removable mounting is also possible.

The following optimization or further explanation can be made on the basis of the above embodiments, respectively.

Wherein, the left side and the right side of the mounting seat 7 are respectively provided with a backing plate 2, the backing plate 2 is provided with a concave part, and the concave part is matched with the insertion bottom, namely the concave part faces to the outside and faces to the pre-insertion bottom part 3 and the solid insertion bottom turntable 4 of the outside; all set up on first left installation piece 9 and the first right installation piece 10 and insert bottom part 3 in advance, all set up on second left installation piece 11 and the second right installation piece 12 and insert the bottom part in fact, left insert bottom part 3 in advance and insert the left side that the bottom part is located left side backing plate 2 with actually, insert bottom part 3 in advance on right side and insert the right side that the bottom part is located right side backing plate 2 with actually. Namely, the pre-insertion base part 3 and the solid insertion bottom rotary disc 4 are arranged outside the corresponding backing plate 2. When the bag is used, after the paper is turned over, the backing plate 2 is positioned on the inner surface of the turned paper, the pre-insertion bottom part 3 and the real insertion bottom turntable 4 are positioned on the outer side of the turned edge of the paper, and the turned edge is inserted inwards in a matching manner to form the insertion bottom of the bag. The pre-insertion bottom part 3 can adopt a pre-insertion bottom turntable, and a retaining rod can be arranged between the pre-insertion bottom part 3 and the real insertion bottom turntable 4 and used for retaining the structure of the pre-insertion bottom; the holding rods can be arranged on the respective mounting blocks together with the pre-insertion base part 3 or the solid insertion base disk 4. The surfaces of the backing plate 2, the pre-insertion bottom part 3, the solid insertion bottom turntable 4 and the retaining rod can be subjected to non-stick treatment, such as Teflon spraying, so that the sticking of glue during the manufacturing of the paper bag is avoided. Each backing plate 2 can adopt a combined structure of an upper plate 13 and a lower plate 14, a concave part can be formed in the space between the upper plate 13 and the lower plate 14, and an arc-shaped bottom is arranged at one end of the concave part for convenient insertion.

The mounting base 7 is optimally arranged on the first movable frame 6 in a lifting and descending adjusting mode. On the base that mount pad 7 adjusted the position along with 6 lateral shifting of first adjustable shelf, 6 lift adjustment of mount pad 7 first adjustable shelf relatively to satisfy and insert the end adjustment, it is more practical.

The structure for lateral adjustment of the first movable frame 6 is, for example, such that the first movable frame 6 is disposed on the lateral guide rail 16, the lateral guide rail 16 is provided on the frame 5, and the first movable frame 6 is movable on the lateral guide rail 16. The first movable frame 6 is provided with a first nut, the first nut and the first movable frame 6 can be arranged integrally or can be arranged separately and then connected, even a nut hole is directly arranged on the first movable frame 6 to serve as the first nut, the first nut is provided with a first adjusting screw rod 18 for transmission, the first adjusting screw rod 18 is arranged on a first screw rod seat of the frame 5, so that the first adjusting screw rod 18 rotates on the first screw rod seat, and the first adjusting screw rod 18 drives the first nut to move transversely.

In addition, if the mounting base 7 is adjusted in a lifting manner, a vertical guide rail 19 and a vertical guide sleeve 20 can be arranged between the mounting base 7 and the first movable frame 6, namely, one of the vertical guide rail 19 and the vertical guide sleeve 20 is arranged on the mounting base 7, the other vertical guide rail is arranged on the first movable frame 6, the vertical guide rail 19 is arranged on the mounting base 7, and the vertical guide sleeve 20 is arranged on the first movable frame 6, so that the mounting base 7 is more stable in the lifting adjustment. The mounting seat 7 is also in transmission connection with a vertical adjusting screw rod 44, the vertical adjusting screw rod 44 is arranged on a screw hole of the first movable frame 6, and the vertical adjusting screw rod 44 is in transmission fit with the screw hole of the first movable frame 6 to drive the mounting seat 7 to lift; be equipped with lug 46 on the mount pad 7, set up the recess on the vertical accommodate the lead screw 44, in lug 46 inserted the recess, can drive the lift of mount pad 7 when letting vertical accommodate the lead screw 44 rotate the lift. Other lifting transmission structures are of course possible.

Preferably, the second movable frame 8 includes a left support plate 21, a right support plate 22 and a first transverse guide rod 23, the left support plate 21 is connected with the right support plate 22 through the first transverse guide rod 23, the first transverse guide rod 23 is configured on a first transverse guide sleeve 24 of the frame 1, and a screw nut transverse position adjusting mechanism is arranged between the left support plate 21 or the right support plate 22 and the frame 1. The structure is compact, the second movable frame 8 is positioned below the mounting seat 7 and is convenient to adjust, and the technology of the screw rod and nut transverse position adjusting mechanism is mature.

For example, the screw nut lateral position adjusting mechanism includes a second adjusting screw 25, the second adjusting screw 25 is disposed on a second screw seat of the left support plate 21 or the right support plate 22, the second adjusting screw 25 can rotate on the second screw seat, the second adjusting screw 25 is in transmission connection with a second nut on the rack 1, the second nut and the rack 1 can be integrally disposed or can be separately disposed and then connected, or even a nut hole of the rack 1, the second adjusting screw 25 rotates and is in transmission fit with the second nut, and the second movable frame 8 combined with the left support plate 21 and the right support plate 22 is driven to move laterally.

Further preferably, the first left mounting block 9, the second left mounting block 11, the first right mounting block 10 and the second right mounting block 12 are respectively disposed on the first transverse guide rod 23 or the second transverse guide rod 27 between the left support plate 21 and the right support plate 22, and the first left mounting block 9, the second left mounting block 11, the first right mounting block 10 and the second right mounting block 12 can move transversely with the left support frame and the right support frame (i.e., the second movable frame 8).

A first left screw rod nut adjusting mechanism is arranged between the first left mounting block 9 and the left support plate 21 and comprises a first left screw rod 28 and a first left nut, the first left screw rod 28 is arranged on the left support plate 21 through a first left screw rod 28 seat, and the first left nut is arranged on the first left mounting block 9;

a second left screw rod nut adjusting mechanism is arranged between the second left mounting block 11 and the left support plate 21 and comprises a second left screw rod 31 and a second left nut, the second left screw rod 31 is arranged on the left support plate 21 through a second left screw rod 31 seat, and the second left nut is arranged on the second left mounting block 11;

a first right screw rod nut adjusting mechanism is arranged between the first right mounting block 10 and the right support plate 22 and comprises a first right screw rod 34 and a first right nut, the first right screw rod 34 is arranged on the right support plate 22 through a first right screw rod 34 seat, and the first right nut is arranged on the first right mounting block 10;

a second right screw rod nut adjusting mechanism is arranged between the second right mounting block 12 and the right support plate 22 and comprises a second right screw rod 37 and a second right nut, the second right screw rod 37 is arranged on the right support plate 22 through a second right screw rod 37 seat, and the second right nut is arranged on the second right mounting block 12.

Each nut and the corresponding mounting block can be arranged integrally or can be arranged in a split mode and then connected, and even nut holes are directly arranged on the corresponding mounting blocks to serve as nuts. Each mounting block can be independently adjusted on the second movable frame 8 through a screw rod nut adjusting mechanism, and adjustment is convenient.

For example, the pre-insertion base member 3 is a pre-insertion dial, the first left mounting block 9 or the second left mounting block 11 is provided with a holding member, the first right mounting block 10 or the second right mounting block 12 is also provided with a holding member, and the holding member is a holding rod.

In addition, the frame 5 is also connected with a lifting frame 40, the lifting frame 40 is provided with a deviation rectifying wheel 41, the lifting frame 40 is provided with a transmission cylinder 42, and the transmission cylinder 42 is connected with a detection electric eye 43. The edge position of the paper is detected through the detection electric eye 43, when position deviation occurs, the transmission air cylinder 42 is matched to control the lifting frame 40 to lift, the deviation rectifying wheel 41 is driven to lift, the deviation rectifying wheel 41 descends and presses on the paper, and the paper is rectified through the matching of the deviation rectifying wheel 41 in the longitudinal traction process. The deviation rectifying wheel 41 deflects towards the left or the right, the deviation rectifying wheel 41 is driven to lift by pneumatic power and is matched with a photoelectric eye to detect the edge of the paper, and when the paper deviates, the deviation rectifying wheel 41 descends to press the paper to rectify deviation. The deviation rectifying wheels 41 and the transmission air cylinders 42 can be provided with a plurality of pairs. In addition, the positions of the deviation rectifying wheel 41, the lifting frame 40 and the transmission air cylinder 42 on the cross beam 45 of the frame 5 can also be adjusted.

The foregoing is a preferred embodiment of the present invention, and it should be noted that the scope of the present invention is not limited thereto. It will be apparent to those skilled in the art that various modifications and adaptations can be made without departing from the scope of the utility model as set forth in the claims.

Claims

1. The utility model provides an insert end device, including frame (1), backing plate (2), insert bottom part (3) in advance and insert end carousel (4) in fact, its characterized in that:

a frame (5) is arranged on the frame (1), a first movable frame (6) which can move transversely and is adjusted is arranged on the frame (5), a mounting seat (7) for mounting the backing plate (2) is connected below the first movable frame (6),

a second movable frame (8) which is transversely moved and adjusted is arranged on the machine frame (1), a first left mounting block (9) for mounting the pre-inserted bottom part (3), a first right mounting block (10) for mounting the pre-inserted bottom part (3), a second left mounting block (11) for mounting the solid insertion bottom turntable (4) and a second right mounting block (12) for mounting the solid insertion bottom turntable (4) are arranged on the second movable frame (8),

the first left mounting block (9), the first right mounting block (10), the second left mounting block (11) and the second right mounting block (12) are all arranged on the second movable frame (8) in an adjustable mode in the transverse position.

2. A docking station as recited in claim 1, wherein:

the left side and the right side of the mounting seat (7) are respectively provided with a base plate (2), and the base plate (2) is provided with a concave part matched with the insertion bottom;

the first left mounting block (9) and the first right mounting block (10) are both provided with a pre-inserted bottom part (3),

the second left mounting block (11) and the second right mounting block (12) are both provided with solid inserted bottom parts,

the left pre-insertion bottom piece (3) and the real insertion bottom piece are positioned on the left side of the left backing plate (2),

the right pre-insertion bottom part (3) and the real insertion bottom part are positioned on the right side of the right backing plate (2).

3. A docking station as recited in claim 1, wherein: the mounting seat (7) is arranged on the first movable frame (6) in an ascending and descending adjusting mode.

4. A docking station as recited in claim 1, wherein: the first movable frame (6) is arranged on the transverse guide rail (16), the transverse guide rail (16) is arranged on the frame (5), a first nut is arranged on the first movable frame (6), the first nut is provided with a first adjusting screw rod (18), and the first adjusting screw rod (18) is arranged on a first screw rod seat of the frame (5).

5. A docking station as recited in claim 1, wherein: a vertical guide rail (19) and a vertical guide sleeve (20) are respectively arranged between the mounting seat (7) and the first movable frame (6); the mounting seat (7) is also in transmission connection with a vertical adjusting screw rod (44), and the vertical adjusting screw rod (44) is arranged on a screw hole of the first movable frame (6).

6. A docking station as recited in claim 1, wherein: the second movable frame (8) comprises a left supporting plate (21), a right supporting plate (22) and a first transverse guide rod (23), the left supporting plate (21) is connected with the right supporting plate (22) through the first transverse guide rod (23), the first transverse guide rod (23) is arranged on a first transverse guide sleeve (24) of the rack (1), and a screw rod nut transverse position adjusting mechanism is arranged between the left supporting plate (21) or the right supporting plate (22) and the rack (1).

7. A docking station as defined in claim 6, wherein: the screw nut transverse position adjusting mechanism comprises a second adjusting screw rod (25), the second adjusting screw rod (25) is arranged on a second screw rod seat of the left support plate (21) or the right support plate (22), and the second adjusting screw rod (25) is in transmission connection with a second nut on the rack (1).

8. A docking station as defined in claim 6, wherein:

the first left mounting block (9), the second left mounting block (11), the first right mounting block (10) and the second right mounting block (12) are respectively arranged on a first transverse guide rod (23) or a second transverse guide rod (27) between the left support plate (21) and the right support plate (22),

a first left screw rod nut adjusting mechanism is arranged between the first left mounting block (9) and the left support plate (21), the first left screw rod nut adjusting mechanism comprises a first left screw rod (28) and a first left nut, the first left screw rod (28) is arranged on the left support plate (21) through a first left screw rod (28) seat, and the first left nut is arranged on the first left mounting block (9);

a second left screw rod nut adjusting mechanism is arranged between the second left mounting block (11) and the left support plate (21), the second left screw rod nut adjusting mechanism comprises a second left screw rod (31) and a second left nut, the second left screw rod (31) is arranged on the left support plate (21) through a second left screw rod (31) seat, and the second left nut is arranged on the second left mounting block (11);

a first right screw rod nut adjusting mechanism is arranged between the first right mounting block (10) and the right support plate (22), the first right screw rod nut adjusting mechanism comprises a first right screw rod (34) and a first right nut, the first right screw rod (34) is arranged on the right support plate (22) through a first right screw rod (34) seat, and the first right nut is arranged on the first right mounting block (10);

a second right screw rod nut adjusting mechanism is arranged between the second right mounting block (12) and the right support plate (22), the second right screw rod nut adjusting mechanism comprises a second right screw rod (37) and a second right nut, the second right screw rod (37) is arranged on the right support plate (22) through a second right screw rod (37) seat, and the second right nut is arranged on the second right mounting block (12).

9. A docking station as recited in claim 1, wherein: the pre-insertion bottom part (3) adopts a pre-insertion turntable, a holding part is arranged on the first left mounting block (9) or the second left mounting block (11), a holding part is also arranged on the first right mounting block (10) or the second right mounting block (12), and the holding part adopts a holding rod.

10. A docking station as recited in claim 1, wherein: the frame (5) is also connected with a lifting frame (40), the lifting frame (40) is provided with a deviation rectifying wheel (41), the lifting frame (40) is provided with a transmission cylinder (42), and the transmission cylinder (42) is connected with a detection electric eye (43).