CN116160052A

CN116160052A - Sectional cutting equipment is used in bumper shock absorber production

Info

Publication number: CN116160052A
Application number: CN202310361259.8A
Authority: CN
Inventors: 郑荣
Original assignee: Jiangsu Huanyu Shock Absorber Co ltd
Current assignee: Jiangsu Huanyu Shock Absorber Co ltd
Priority date: 2023-04-07
Filing date: 2023-04-07
Publication date: 2023-05-26

Abstract

The invention discloses sectional cutting equipment for producing shock absorbers, which relates to the technical field of cutting equipment. According to the invention, through the cooperation of the second partition plate and the feed chute, when a user needs to treat the scraps accumulated on the surface of the filter layer, the user can work by opening the third motor, then the cleaning roller can treat the surface of the filter layer through rotation, and the mounting plate can be driven to rotate in the process of rotating the first rotating shaft, so that the connecting rod can drive the second partition plate to reciprocate.

Description

Sectional cutting equipment is used in bumper shock absorber production

Technical Field

The invention relates to the technical field of cutting equipment, in particular to segmental cutting equipment for producing a shock absorber.

Background

The shock absorber is used for inhibiting vibration and impact from road surface when the spring rebounds after absorbing the vibration. The damping device is widely used for automobiles, and is used for accelerating the damping of the vibration of the frames and the automobile bodies so as to improve the running smoothness of the automobiles. While the shock absorbing spring can filter the vibration of the road surface while passing over the uneven road surface, the spring itself can reciprocate, and the shock absorber is used to suppress the spring from jumping. In the production process of the shock absorber, firstly, the steel pipe is cut in sections, then the multiple procedures of deburring, chamfering, cleaning and the like are carried out, and finally, the multiple procedures of welding test and the like are finished.

Because the bumper shock absorber steel pipe can produce a large amount of piece at the in-process of cutting, at present some equipment can utilize the fan to carry out the absorption to the piece that its produced, however along with piling up of piece, the piece can block up the filter layer eventually, and then influences the intake and the pressure of fan to lead to equipment negative pressure to reduce, and then influence the efficiency and the quality of piece processing.

Disclosure of Invention

The invention aims to provide a sectional cutting device for producing a shock absorber, which solves the problems in the background art.

In order to solve the technical problems, the invention provides the following technical scheme: the utility model provides a segmentation cutting equipment is used in bumper shock absorber production, includes the box, and first motor is located inside the box, just first motor output fixedly connected with cutting knife, second motor, fixed mounting in the box outer wall, just second motor output fixedly connected with first ball screw, bracing piece, symmetrical fixed connection in the box inner wall, the outside cover of first ball screw is equipped with the lead screw nut mounting panel of looks adaptation, the inside recess of seting up of lead screw nut mounting panel, recess inside fixed mounting has the cylinder, lead screw nut mounting panel one end fixed mounting has negative pressure fan, negative pressure fan one end fixedly connected with recovery tube, box outer wall fixed mounting has the recovery tank, recovery tank inner wall fixedly connected with first baffle, two fixed plates of first baffle one end symmetrical fixedly connected with, first baffle one end is equipped with the filter layer, fixed plate and filter layer fixedly connected with, recovery tank top fixedly connected with third motor, third motor output fixedly connected with first pivot, first pivot fixedly connected with cleaning roller.

Further, the recovery pipe other end extends to the recovery box inside, the first slider of lead screw nut mounting panel top fixedly connected with, the box inside seted up with the first spout of first slider looks adaptation, the lead screw nut mounting panel passes through first slider and first spout sliding connection, cylinder output and first motor fixed connection, the lead screw nut mounting panel can guarantee its stability when moving at first spout inside through first slider.

Further, the inside second baffle that is equipped with of collection box, first pivot bottom runs through and extends to second baffle bottom, first pivot bottom fixedly connected with first bevel gear, the inside second pivot that is equipped with of collection box, second pivot one end fixedly connected with and the second bevel gear of first bevel gear meshing, second pivot other end fixedly connected with mounting disc, the one end that the second bevel gear was kept away from to the mounting disc articulates there is the connecting rod, the connecting rod top articulates with second baffle bottom, can drive the connecting rod through the mounting disc and carry out reciprocating motion to make the connecting rod can drive the second baffle and reciprocate, thereby make things convenient for the piece to remove.

Further, the second pivot outer wall rotates and is connected with the go-between, go-between outer wall and collection box fixed connection can guarantee the stability of second pivot through the go-between.

Further, the feed chute has been seted up to the one end that first baffle is close to the second baffle, two sets of second sliders of second baffle outer wall symmetry fixedly connected with, the second spout with second slider looks adaptation has been seted up to the collection box inside, the second baffle passes through second slider and second spout sliding connection, uses through the cooperation of second slider and second spout, can guarantee the stability when second baffle moves, is convenient for carry out centralized processing to the piece through the feed chute simultaneously to prevent that the piece from piling up at second baffle top, and then guarantee the clean degree of filter layer.

Further, the inside fixedly connected with spring of second spout, spring top and second slider bottom fixed connection, spring and collection box fixed connection, when second baffle downwardly moving extrusion spring, use through the cooperation of spring and connecting rod this moment, make things convenient for the second baffle to reset to make things convenient for the second baffle to carry out reciprocating motion, and then make things convenient for the piece to get into second baffle bottom through the feed chute.

Further, first logical groove has been seted up to first baffle one end, the second logical groove has been seted up to the collection box surface, first logical groove is linked together with the filter layer, uses through the cooperation of first logical groove and second logical groove, and the collection box inside ventilation of being convenient for, and then guarantees the quality that negative pressure fan work was ventilated, and then guarantees the pressure of negative pressure.

Further, two fourth motors of box outer wall symmetry fixedly connected with, two equal fixedly connected with second ball screw of fourth motor output, the outside cover of second ball screw is equipped with the first lead screw nut movable plate of looks adaptation, box inner wall symmetry is equipped with two fifth motors, two equal fixedly connected with third ball screw of fifth motor output, the outside cover of third ball screw is equipped with the second lead screw nut movable plate of looks adaptation, the one end equidistance fixedly connected with of second lead screw nut movable plate near the bracing piece is a plurality of extrusion pieces, uses through the cooperation of first lead screw nut movable plate and a plurality of extrusion pieces, is convenient for carry out multistage fixedly to the steel pipe, and then is convenient for follow-up multistage cutting to the steel pipe of equipment.

Further, first screw-nut movable plate bottom fixedly connected with third slider, the inside third spout with third slider looks adaptation that has seted up of box, first screw-nut movable plate passes through third slider and third spout sliding connection, the fourth spout has been seted up at first screw-nut movable plate top, second screw-nut movable plate bottom fixedly connected with and fourth slider of fourth spout looks adaptation, second screw-nut movable plate passes through fourth slider and fourth spout sliding connection, and the user can be through the position of adjusting second screw-nut movable plate, and then adjusts the position of extrusion piece to can prevent that the extrusion piece from influencing the position of cutting the cutting knife cutting steel pipe, and then the equipment of being convenient for carries out the multisize multistage cutting to the steel pipe.

Further, two the one end that the fifth motor is close to the box is all fixedly connected with the fifth slider, the inside fifth spout with fifth slider looks adaptation of seting up of box, fifth motor passes through fifth slider and fifth spout sliding connection, can guarantee the stability when fifth motor moves through fifth slider and fifth spout, and then the convenience of customers adjusts the position of second screw-nut movable plate.

Compared with the prior art, the invention has the following beneficial effects:

1. according to the invention, through the cooperation of the second partition plate and the feed chute, when a user needs to treat the scraps accumulated on the surface of the filter layer, the user can work by opening the third motor, then the cleaning roller can treat the surface of the filter layer through rotation, and the mounting plate can be driven to rotate in the process of rotating the first rotating shaft, so that the connecting rod can drive the second partition plate to reciprocate.

2. According to the steel pipe multi-section cutting device, through the cooperation of the first screw nut moving plate and the extrusion blocks, when a user needs to fix the steel pipe, the user can clamp the steel pipe by opening the fifth motor, then the user can change the position of the cutting knife by adjusting the screw nut mounting plate, so that the cutting knife can quickly cut the steel pipe in multiple sections, and meanwhile, the user can also adjust the position of the first screw nut moving plate by opening the fourth motor, so that the position of the extrusion blocks can be changed, and further, the situation that the extrusion blocks influence the cutting knife to cut the steel pipe with multiple lengths can be prevented, so that the device can quickly cut the steel pipe in multiple sections.

Drawings

The accompanying drawings are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate the invention and together with the embodiments of the invention, serve to explain the invention. In the drawings:

FIG. 1 is a schematic view of the overall cross-sectional structure of the present invention;

FIG. 2 is a schematic diagram of the overall side cross-sectional structure of the present invention;

FIG. 3 is an enlarged view of the structure at A of FIG. 2;

FIG. 4 is a schematic cross-sectional view of the spring of the present invention as it contracts;

FIG. 5 is a schematic top view of the mounting plate of the present invention;

FIG. 6 is a schematic side sectional view of a second lead screw nut shifting plate of the present invention;

fig. 7 is a schematic top view of the first lead screw nut moving plate of the present invention.

In the figure: 1. a case; 2. a first motor; 3. a cutting knife; 4. a second motor; 5. a first ball screw; 6. a support rod; 7. a screw nut mounting plate; 8. a groove; 9. a cylinder; 10. a negative pressure fan; 11. a recovery pipe; 12. a recovery box; 13. a first separator; 14. a fixing plate; 15. a filter layer; 16. a third motor; 17. a first rotating shaft; 18. a cleaning roller; 19. a first slider; 20. a first chute; 21. a second separator; 22. a first bevel gear; 23. a second rotating shaft; 24. a second bevel gear; 25. a mounting plate; 26. a connecting rod; 27. a connecting ring; 28. a feed chute; 29. a second slider; 30. a second chute; 31. a spring; 32. a first through groove; 33. a second through slot; 34. a fourth motor; 35. a second ball screw; 36. a first lead screw nut moving plate; 37. a fifth motor; 38. a third ball screw; 39. a second lead screw nut moving plate; 40. extruding a block; 41. a third slider; 42. a third chute; 43. a fourth chute; 44. a fourth slider; 45. a fifth slider; 46. and a fifth chute.

Detailed Description

The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.

Referring to fig. 1-5, the present invention provides the following technical solutions: the utility model provides a segmentation cutting equipment is used in bumper shock absorber production, which comprises a box body 1, first motor 2, locate inside the box body 1, and first motor 2 output fixedly connected with cutting knife 3, second motor 4, fixed mounting is in the outer wall of box body 1, and second motor 4 output fixedly connected with first ball screw 5, bracing piece 6, symmetrical fixed connection is in the inner wall of box body 1, first ball screw 5 outside cover is equipped with the lead screw nut mounting panel 7 of looks adaptation, the recess 8 has been seted up to the lead screw nut mounting panel 7 inside, recess 8 inside fixed mounting has cylinder 9, lead screw nut mounting panel 7 one end fixed mounting has negative pressure fan 10, negative pressure fan 10 one end fixedly connected with recovery tube 11, the recovery tube 11 other end extends to the recovery tank 12 inside, lead screw nut mounting panel 7 top fixedly connected with first slider 19, the first spout 20 with first slider 19 looks adaptation has been seted up in the box 1 inside, the screw nut mounting plate 7 is in sliding connection with the first sliding groove 20 through the first sliding block 19, the output end of the air cylinder 9 is fixedly connected with the first motor 2, the outer wall of the box body 1 is fixedly provided with the recovery box 12, the inside of the recovery box 12 is provided with the second baffle 21, the bottom of the first rotating shaft 17 penetrates through and extends to the bottom of the second baffle 21, the bottom of the first rotating shaft 17 is fixedly connected with the first bevel gear 22, the inside of the recovery box 12 is provided with the second rotating shaft 23, the outer wall of the second rotating shaft 23 is rotationally connected with the connecting ring 27, the outer wall of the connecting ring 27 is fixedly connected with the recovery box 12, one end of the second rotating shaft 23 is fixedly connected with the second bevel gear 24 meshed with the first bevel gear 22, the other end of the second rotating shaft 23 is fixedly connected with the mounting plate 25, one end of the mounting plate 25 away from the second bevel gear 24 is hinged with the connecting rod 26, the top of the connecting rod 26 is hinged with the bottom of the second baffle 21, the first baffle 13 of recovery tank 12 inner wall fixedly connected with, the feed chute 28 has been seted up to the one end that first baffle 13 is close to second baffle 21, two sets of second sliders 29 of second baffle 21 outer wall symmetry fixedly connected with, the second spout 30 with second slider 29 looks adaptation has been seted up to recovery tank 12 inside, the inside fixedly connected with spring 31 of second spout 30, spring 31 top and second slider 29 bottom fixed connection, spring 31 and recovery tank 12 fixed connection, second baffle 21 passes through second slider 29 and second spout 30 sliding connection, two fixed plates 14 of first baffle 13 one end symmetry fixed connection, first baffle 13 one end is equipped with filter layer 15, fixed plate 14 and filter layer 15 fixed connection, recovery tank 12 top fixed mounting has third motor 16, third motor 16 output fixedly connected with first rotating shaft 17, first rotating shaft 17 outer wall fixed connection has cleaning roller 18, first through groove 32 has been seted up to first baffle 13 one end, second through groove 33 has been seted up on recovery tank 12 surface, first through groove 32 is linked together with filter layer 15.

The implementation mode specifically comprises the following steps: when the user needs to cut the whole steel pipe in a sectioning way, the user can drive the cutting knife 3 to rotate by opening the first motor 2 and then open the air cylinder 9 according to the proper position, so that the air cylinder 9 drives the cutting knife 3 to move downwards to finish cutting, and the user can drive the first ball screw 5 to rotate by opening the second motor 4, then the first ball screw 5 can drive the lead screw nut mounting plate 7 to move by rotating, at the moment, the lead screw nut mounting plate 7 can move along the first sliding groove 20 through the first sliding block 19, so that the lead screw nut mounting plate 7 can drive the cutting knife 3 to move to finish sectioning, and the user can open the negative pressure fan 10 in the cutting process of the cutting knife 3, the negative pressure generated by the negative pressure fan 10 can treat the scraps generated during cutting through one end of the recovery pipe 11, so that the chips can enter the interior of the recovery tank 12, when the chips block the filter layer 15, at this time, the user can drive the first rotating shaft 17 to slowly rotate by opening the third motor 16, then the first rotating shaft 17 can drive the cleaning roller 18 to rotate, the chips accumulated on the surface of the filter layer 15 can be treated by the rotation of the cleaning roller 18, and then the ventilation efficiency of the filter layer 15 can be ensured, and then the air inlet quantity of the recovery pipe 11 can be ensured, and then the negative pressure generated by the recovery pipe 11 can be ensured, and meanwhile, in order to prevent the chips from drifting inside the recovery tank 12 and accumulating on the surface of the filter layer 15 again, when the chips fall on the top of the second partition 21, at this time, along with the rotation of the first rotating shaft 17, the first rotating shaft 17 can drive the first bevel gear 22 and the second bevel gear 24 to rotate, and then the second bevel gear 24 can drive the mounting plate 25 to rotate through the second rotating shaft 23, the rotatory in-process of mounting disc 25 can drive connecting rod 26 and remove, when connecting rod 26 moves down, this moment connecting rod 26 pulls second baffle 21 and moves down, this moment second baffle 21 moves along second spout 30 through second slider 29, second slider 29 extrudes spring 31 simultaneously in the in-process of removing, thereby make spring 31 shrink, this moment second baffle 21 no longer blocks up feed chute 28, the piece drops the bottom that gets into second baffle 21 through feed chute 28 this moment, thereby the piece is piled up the surface of filter layer 15 again when can prevent the gas circulation, and then can guarantee the quality of negative pressure fan 10 during operation extraction piece, and along with the rotation of mounting disc 25, this moment second baffle 21 can carry out reciprocating motion, thereby make the piece enter into the bottom of second baffle 21 constantly through feed chute 28, thereby accomplish the collection of piece, and then reduce the burden that the user collected the piece, simultaneously through first through chute 32 and second through chute 33 can guarantee the efficiency of ventilation, and then guarantee the efficiency of piece collection.

Referring to fig. 1, 6 and 7, the present invention provides the following technical solutions: the utility model provides a segmentation cutting equipment is used in bumper shock absorber production, two fourth motors 34 of outer wall symmetry fixedly connected with of box 1 in addition, two fourth motors 34 output all fixedly connected with second ball screw 35, second ball screw 35 outside cover is equipped with the first lead screw nut movable plate 36 of looks adaptation, box 1 inner wall symmetry is equipped with two fifth motors 37, two fifth motor 37 output all fixedly connected with third ball screw 38, the second lead screw nut movable plate 39 of looks adaptation is equipped with to the outside cover of third ball screw 38, the one end equidistance fixedly connected with a plurality of extrusion piece 40 of second lead screw nut movable plate 39 near bracing piece 6, first lead screw nut movable plate 36 bottom fixedly connected with third slider 41, the third spout 42 with third slider 41 looks adaptation is seted up to the inside box 1, first lead screw nut movable plate 36 passes through third slider 41 and third spout 42 sliding connection, fourth spout 43 has been seted up at first lead screw nut movable plate 36 top, fourth slider nut movable plate 39 bottom fixedly connected with fourth slider 44 with fourth spout 43 looks adaptation, second lead screw nut movable plate 39 is close to fifth slider 45 and fifth slider 46, fifth slider 45 is connected with fifth slider 46 through the inside box 1.

The specific implementation mode is as follows: when the steel pipe is cut by sections, the steel pipe is usually fixed and then cut by sections, when the steel pipe is cut by sections, the user needs to move the steel pipe and then fix the steel pipe again, more time is wasted in the process of fixing the steel pipe for many times, and the efficiency of cutting by sections is affected, when the user needs to cut the steel pipe by sections, firstly, the user can place the steel pipe on the top of the supporting rod 6, then, the user can drive the third ball screw 38 to rotate by opening the fifth motor 37, then, the third ball screw 38 can drive the second screw nut moving plate 39 to move, then, the second screw nut moving plate 39 can move along the fourth sliding groove 43 by the fourth sliding block 44, so that the second screw nut moving plate 39 can drive the extrusion block 40 to fix the steel pipe, the device can cut the steel pipe in sections through the cutting knife 3 at this time, and when the cutting knife 3 just needs to cut the position where the extrusion block 40 contacts with the steel pipe, at this time, the user can drive the second ball screw 35 to rotate by opening the fourth motor 34, then the second ball screw 35 can drive the first lead screw nut moving plate 36 to move by rotating, so that the first lead screw nut moving plate 36 can drive the third sliding block 41 to move along the third sliding groove 42, meanwhile, the first lead screw nut moving plate 36 can drive the second lead screw nut moving plate 39 to move through the fourth sliding block 44, so that the second lead screw nut moving plate 39 can drive the fifth motor 37 and the fifth sliding block 45 to move along the fifth sliding groove 46, so that the position of the extrusion block 40 can move, thereby facilitating the cutting knife 3 to cut the steel pipe in multiple sections, the user can then make the extrusion block 40 fix the steel pipe again by turning on the fifth motor 37, so that the apparatus can cut the shock absorber steel pipe in sections rapidly, and thus the processing efficiency of the apparatus is improved.

The working principle of the invention is as follows:

referring to fig. 1 to 5, through the cooperation of the second separator 21 and the feed chute 28, when the user needs to process the deposited scraps on the surface of the filter layer 15, the user can work by turning on the third motor 16, then the cleaning roller 18 can process the surface of the filter layer 15 through rotation, and the mounting plate 25 can be driven to rotate in the process of rotating the first rotating shaft 17, so that the connecting rod 26 can drive the second separator 21 to reciprocate, when the second separator 21 moves downwards, scraps can enter the bottom of the second separator 21 through the feed chute 28 at this time, so that scraps can be collected intensively, and a large amount of scraps can be prevented from contacting with the filter layer 15, so that the cleanliness of the filter layer 15 can be guaranteed, and the quality and efficiency of scraps extracted by the negative pressure fan 10 can be guaranteed.

Further, referring to fig. 1, 6 and 7 of the accompanying drawings, through the cooperation of the first screw nut moving plate 36 and the extrusion block 40, when a user needs to fix a steel pipe, the user can clamp the steel pipe by opening the fifth motor 37, so that the user can change the position of the cutting knife 3 by adjusting the screw nut mounting plate 7, so that the cutting knife 3 can rapidly cut the steel pipe in multiple sections, and meanwhile, the user can also adjust the position of the first screw nut moving plate 36 by opening the fourth motor 34, so that the position of the extrusion block 40 can be changed, and then the extrusion block 40 can be prevented from affecting the cutting of the cutting knife 3 on the steel pipes with multiple lengths, so that the device can rapidly cut the steel pipes in multiple sections.

Finally, it should be noted that: the foregoing description is only a preferred embodiment of the present invention, and the present invention is not limited thereto, but it is to be understood that modifications and equivalents of some of the technical features described in the foregoing embodiments may be made by those skilled in the art, although the present invention has been described in detail with reference to the foregoing embodiments. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The sectional cutting equipment for producing the shock absorber comprises a box body (1);

the first motor (2) is arranged inside the box body (1), and the output end of the first motor (2) is fixedly connected with the cutting knife (3);

the second motor (4) is fixedly arranged on the outer wall of the box body (1), and the output end of the second motor (4) is fixedly connected with a first ball screw (5);

the support rods (6) are symmetrically and fixedly connected to the inner wall of the box body (1);

the method is characterized in that:

the utility model discloses a cleaning device for a ball screw, including box (1), box (12), baffle (13), baffle (14), baffle (15) are equipped with to baffle (13) one end, baffle (14) and baffle (15) fixed connection, baffle (12) top fixed mounting has third motor (16), third motor (16) output fixedly connected with first pivot (17), first pivot (17) outer wall fixedly connected with cleaning roller (18).

2. The sectional cutting apparatus for shock absorber production according to claim 1, wherein: the recovery pipe (11) other end extends to recovery box (12) inside, first slider (19) is fixedly connected with at lead screw nut mounting panel (7) top, box (1) inside seted up with first slider (19) looks adaptation first spout (20), lead screw nut mounting panel (7) pass through first slider (19) and first spout (20) sliding connection, cylinder (9) output and first motor (2) fixed connection.

3. The sectional cutting apparatus for shock absorber production according to claim 1, wherein: the recycling bin (12) is internally provided with a second baffle (21), the bottom of the first rotating shaft (17) penetrates through and extends to the bottom of the second baffle (21), the bottom of the first rotating shaft (17) is fixedly connected with a first bevel gear (22), the recycling bin (12) is internally provided with a second rotating shaft (23), one end of the second rotating shaft (23) is fixedly connected with a second bevel gear (24) meshed with the first bevel gear (22), the other end of the second rotating shaft (23) is fixedly connected with a mounting disc (25), one end of the mounting disc (25) away from the second bevel gear (24) is hinged with a connecting rod (26), and the top of the connecting rod (26) is hinged with the bottom of the second baffle (21).

4. A segmented cutting apparatus for shock absorber production according to claim 3, wherein: the outer wall of the second rotating shaft (23) is rotationally connected with a connecting ring (27), and the outer wall of the connecting ring (27) is fixedly connected with the recovery box (12).

5. A segmented cutting apparatus for shock absorber production according to claim 3, wherein: the feeding chute (28) has been seted up to one end that first baffle (13) is close to second baffle (21), two sets of second sliders (29) of second baffle (21) outer wall symmetry fixedly connected with, second spout (30) with second slider (29) looks adaptation have been seted up to the recovery tank (12) inside, second baffle (21) are through second slider (29) and second spout (30) sliding connection.

6. The sectional cutting apparatus for producing a shock absorber according to claim 5, wherein: the second sliding groove (30) is internally fixedly connected with a spring (31), the top of the spring (31) is fixedly connected with the bottom of the second sliding block (29), and the spring (31) is fixedly connected with the recovery box (12).

7. The sectional cutting apparatus for shock absorber production according to claim 1, wherein: a first through groove (32) is formed in one end of the first partition plate (13), a second through groove (33) is formed in the surface of the recovery box (12), and the first through groove (32) is communicated with the filter layer (15).

8. The sectional cutting apparatus for shock absorber production according to claim 1, wherein: two fourth motors (34) of box (1) outer wall symmetry fixedly connected with, two equal fixedly connected with second ball screw (35) of fourth motor (34) output, the outside cover of second ball screw (35) is equipped with first lead screw nut movable plate (36) of looks adaptation, box (1) inner wall symmetry is equipped with two fifth motors (37), two equal fixedly connected with third ball screw (38) of fifth motor (37) output, the outside cover of third ball screw (38) is equipped with second lead screw nut movable plate (39) of looks adaptation, one end equidistance fixedly connected with a plurality of extrusion piece (40) of second lead screw nut movable plate (39) is close to bracing piece (6).

9. The sectional cutting apparatus for shock absorber production as claimed in claim 8, wherein: the novel screw-nut movable plate is characterized in that a third sliding block (41) is fixedly connected to the bottom of the first screw-nut movable plate (36), a third sliding groove (42) matched with the third sliding block (41) is formed in the box body (1), the first screw-nut movable plate (36) is slidably connected with the third sliding groove (42) through the third sliding block (41), a fourth sliding groove (43) is formed in the top of the first screw-nut movable plate (36), a fourth sliding block (44) matched with the fourth sliding groove (43) is fixedly connected to the bottom of the second screw-nut movable plate (39), and the second screw-nut movable plate (39) is slidably connected with the fourth sliding groove (43) through the fourth sliding block (44).

10. The sectional cutting apparatus for shock absorber production according to claim 1, wherein: one end, close to the box body (1), of each fifth motor (37) is fixedly connected with a fifth sliding block (45), a fifth sliding groove (46) matched with the fifth sliding blocks (45) is formed in the box body (1), and the fifth motors (37) are in sliding connection with the fifth sliding grooves (46) through the fifth sliding blocks (45).