CN114749570B

CN114749570B - Processing equipment for flexible cryoablation needle conductive elastic sheet

Info

Publication number: CN114749570B
Application number: CN202210329897.7A
Authority: CN
Inventors: 吴骏峰
Original assignee: Nantong Hua En Medical Equipment Manufacturing Co ltd
Current assignee: Nantong Hua En Medical Equipment Manufacturing Co ltd
Priority date: 2022-03-31
Filing date: 2022-03-31
Publication date: 2023-03-24
Anticipated expiration: 2042-03-31
Also published as: CN114749570A

Abstract

The invention relates to the technical field of hardware fitting machining equipment, in particular to machining equipment for a flexible cryoablation needle conductive elastic sheet. Drive the punching press board through the hydraulic pump and carry out the punching press to shell fragment panel, after punching press board and shell fragment panel offset, the T shape pole of punching press external surface fixed connection will promote two shaping boards on fixed connection's the slide bar slide along L shape spout, make two shaping boards can rotate along with shell fragment panel's the deformation of bending to can effectually prevent that shell fragment panel from taking place wearing and tearing when bending and warping, avoid influencing the after-production result of use of shell fragment.

Description

Processing equipment for conductive elastic sheet of flexible cryoablation needle

Technical Field

The invention relates to the technical field of hardware fitting processing equipment, in particular to processing equipment for a flexible cryoablation needle conductive elastic sheet.

Background

In the prior art, the flexible cryoablation needle can be provided with a vacuum passage such as a vacuum interlayer for heat preservation, a thermocouple wire for measuring the temperature of the cutter head, and an electric heating wire for rewarming the cutter head besides air inlet and outlet. However, only the cutter head and the flexible catheter section of the flexible cryoablation needle can be in contact with tumors or normal tissues of a human body, so that the cost of the consumable end can be greatly reduced and the waste can be reduced by only taking the cutter head and the flexible catheter section as disposable sterile consumables and taking the rest handle and the extension tube section as reusable instruments. Therefore, it is desirable to achieve the detachment and attachment of a flexible cryoablation needle.

The existing flexible cryoablation needle is usually connected with an extension pipe section by using a conductive elastic sheet, when the conductive elastic sheet is produced and processed, a punch is usually used for punch forming the elastic sheet, however, in the punching process of the elastic sheet, the punch and a die, the elastic sheet can deform due to the extrusion of the die, and the appearance of the elastic sheet and the surface finish degree of the elastic sheet are affected.

Disclosure of Invention

Aiming at the problems in the prior art, the invention provides a processing device of a flexible cryoablation needle conductive elastic sheet.

The technical scheme adopted by the invention for solving the technical problems is as follows: the processing equipment for the flexible cryoablation needle conductive elastic sheet comprises a bottom plate and a rack, wherein the rack is fixedly connected to the upper surface of the bottom plate, the lower surface of the rack is fixedly connected with a hydraulic pump, a stamping plate is arranged at the telescopic end of the hydraulic pump, and a forming mechanism is arranged on the upper surface of the bottom plate and used for performing stamping forming on the elastic sheet;

forming mechanism includes two supports, L shape spout, two shaping boards, slide bar, sucking disc and the T pole that the symmetry set up, the last surface symmetry fixedly connected with of bottom plate is two the support, two the support sets up for similar rectangular frame structure, and the one side that two supports are close to each other sets up for the slope, L shape spout, two have been seted up to the support along its sideline direction the equal fixedly connected with slide bar in surface at shaping board both ends, the shaping board passes through the inner wall sliding connection of slide bar and L shape spout, and wherein the surface of a shaping board is equipped with the sucking disc, the one end of T shape pole and the surface fixed connection of punching press board, and the upside of T shape pole and two slide bars that are close to each other offsets.

The elastic testing mechanism comprises supporting plates, a top plate, pressure sensors, an inclined block, a rectangular groove and a telescopic rod, wherein one is arranged at the position, close to the middle of the forming plate, the rectangular groove is formed in the outer surface of the forming plate, four groups of supporting plates are symmetrically and uniformly fixedly connected to the inner surface of the rectangular groove, the supporting plates are adjacent to each other, the supporting plates are connected with one end of the telescopic rod in a rotating mode, the other end of the telescopic rod is connected with the outer surface of the top plate in a rotating mode, the top plate is far away from the pressure sensors fixedly connected to the outer surface of one side of the telescopic rod, the inclined block is close to the outer side wall fixedly connected with the top plate, the outer surface of one side of the telescopic rod is arranged on an inclined plane, and the T-shaped rod is close to the ejector rod fixedly connected with the outer surface of one side of the support.

The outer surface of the forming plate is provided with a contact testing mechanism, the contact testing mechanism comprises a fixed plate, a guide rod, a push block, a rotating plate, a rotating shaft, a gear and a telescopic rack, the fixed plate is fixedly connected to the outer side wall of the forming plate close to the slide rod, one end of the guide rod penetrates through the outer surface of the fixed plate and is connected with the guide rod in a sliding mode, the other end of the guide rod is fixedly connected with the outer surface of the push block, the lower surface of the push block close to one side of the top plate is arranged on the inclined plane, a reset spring is sleeved on the guide rod, the upper surface of the push block is provided with the telescopic rack, one end of the rotating shaft penetrates through the outer surface of the forming plate and is connected with the rotating shaft in a rotating mode, the rotating shaft is close to the gear of the one end of the push block, the telescopic rack is meshed with the gear, the other end of the rotating shaft is fixedly connected with the rotating plate, and the inner wall of the forming plate is connected in a rotating mode.

Specifically, the surface of support is equipped with canceling release mechanical system, canceling release mechanical system includes L shape push pedal, dead lever, dog, stretch cord and latch mechanism, the outer fixed surface that punching press board one side was kept away from to the support is connected with the dead lever, the one end of dead lever runs through the surface of L shape push pedal and rather than sliding connection, the surface cover of dead lever is equipped with reset spring, the lower surface of L shape push pedal is equipped with latch mechanism, the support is close to the outer fixed surface dog of dead lever one side, the one end of stretch cord is close to the outer fixed surface connection of dog with the support, the other end of stretch cord with one of them the outer fixed surface connection of slide bar, the lower surface that dead lever one end was kept away from to L shape push pedal is the inclined plane setting.

Specifically, the latch mechanism comprises a contraction cavity, a helical rack and a top spring, the contraction cavity is formed in the lower surface of the L-shaped push plate, the helical rack is connected with the inner wall of the contraction cavity in a sliding mode, and the top spring is fixedly connected between the contraction cavity and the helical rack.

Specifically, the telescopic link includes rotating tube, bull stick and compression spring, the one end of rotating tube rotates with the surface of backup pad to be connected, the one end of bull stick is inserted and is located rotating tube and rather than sliding connection, the other end of bull stick rotates with the surface of roof to be connected, compression spring inserts and locates rotating tube, and compression spring sets up between rotating tube and bull stick.

Specifically, the length of the ejector rod is equal to that of the inclined block.

The invention has the beneficial effects that:

(1) Through starting up the hydraulic pump, make the hydraulic pump drive the punching press board and carry out the punching press to shell fragment panel, after punching press board and shell fragment panel offset, the T shape pole of punching press board external surface fixed connection will promote two last fixed connection's of shaping board slide along L shape spout, make two shaping boards can rotate along with the deformation of bending of shell fragment panel to can effectually prevent that shell fragment panel from taking place wearing and tearing to warp when bending, avoid influencing the in service behavior after the shell fragment produces.

(2) The ejector rod is driven by the T-shaped rod to move upwards to abut against the inclined surface of the inclined block, so that the top plate is pushed towards the elastic piece by the inclined block, the top plate can apply thrust to the elastic piece, and the pressure sensor is fixedly connected to the outer surface of the top plate and can detect the resilience strength of the extruded elastic piece so as to detect the resilience capacity of the elastic piece; through setting up to rotating between telescopic link and the profiled sheeting and the roof and being connected for the telescopic link can promote the roof all the time and draw close to the direction of shell fragment, makes the surface of shell fragment is hugged closely all the time to the pressure sensor on the roof, thereby makes the roof more balanced to the power that the shell fragment was exerted, so that the data that detect out are more accurate.

(3) Drive the ejector pin rebound through T shape pole, after the inclined plane counterbalance of ejector pin and ejector pad, the ejector pad will be promoted to the direction of fixed plate, make the flexible rack that the ejector pad upper surface set up drive rather than the rotation of meshing's gear revolving shaft, after the pivot rotates, the commentaries on classics board rather than fixed connection will rotate thereupon, thereby make the commentaries on classics board exert thrust to the tip of shell fragment, the resilience performance of test shell fragment tip, so that guarantee that the shell fragment can relax smoothly when the installation is used carry out the plug and guarantee that the shell fragment can contact with the contact all the time, the condition of avoiding taking place the outage takes place.

Drawings

The invention is further illustrated with reference to the following figures and examples.

Fig. 1 is a schematic overall structure diagram of a processing device of a flexible cryoablation needle conductive elastic sheet provided by the invention;

fig. 2 is a schematic cross-sectional structural view of a processing device of a flexible cryoablation needle conductive elastic sheet provided by the invention;

fig. 3 is a schematic structural diagram of a forming plate of the processing equipment of the flexible cryoablation needle conductive elastic sheet provided by the invention;

FIG. 4 is an enlarged view of the structure at A in FIG. 2;

FIG. 5 is an enlarged view of the structure at B in FIG. 4;

FIG. 6 is an enlarged view of the structure at C in FIG. 4;

FIG. 7 is an enlarged view of the structure shown at D in FIG. 3;

fig. 8 is an enlarged view of the structure at E in fig. 3.

In the figure: 1. a base plate; 2. a frame; 3. a molding mechanism; 301. a support; 302. an L-shaped chute; 303. forming a plate; 304. a slide bar; 305. a suction cup; 306. a T-shaped rod; 4. an elasticity testing mechanism; 401. a support plate; 402. a top plate; 403. a pressure sensor; 404. a sloping block; 405. a rectangular groove; 406. a top rod; 5. a contact testing mechanism; 501. a fixing plate; 502. a guide bar; 503. pushing a block; 504. rotating the plate; 505. a rotating shaft; 506. a gear; 6. a latch mechanism; 601. an L-shaped push plate; 602. a fixing rod; 603. a stopper; 604. an elastic cord; 7. a telescopic rack; 701. a contracting cavity; 702. a helical rack; 703. a spring is supported; 8. a telescopic rod; 801. rotating the tube; 802. a rotating rod; 803. a compression spring; 9. a hydraulic pump; 10. and (5) stamping the plate.

Detailed Description

In order to make the technical means, the creation characteristics, the achievement purposes and the effects of the invention easy to understand, the invention is further described with the specific embodiments.

As shown in fig. 1-8, the processing equipment for the flexible cryoablation needle conductive elastic sheet comprises a bottom plate 1 and a frame 2, wherein the frame 2 is fixedly connected to the upper surface of the bottom plate 1, the lower surface of the frame 2 is fixedly connected with a hydraulic pump 9, a stamping plate 10 is arranged at the telescopic end of the hydraulic pump 9, a forming mechanism 3 is arranged on the upper surface of the bottom plate 1, and the forming mechanism 3 is used for performing stamping forming on the elastic sheet;

the forming mechanism 3 comprises two symmetrically arranged supports 301, an L-shaped sliding groove 302, two forming plates 303, a sliding rod 304, a sucker 305 and a T-shaped rod 306, the two supports 301 are symmetrically and fixedly connected to the upper surface of the base plate 1, the two supports 301 are arranged in a similar rectangular frame structure, one side, close to each other, of the two supports 301 is obliquely arranged, the L-shaped sliding groove 302 is formed in the support 301 along the sideline direction of the support 301, the sliding rods 304 are fixedly connected to the outer surfaces of the two ends of the two forming plates 303, the forming plates 303 are slidably connected with the inner wall of the L-shaped sliding groove 302 through the sliding rods 304, the sucker 305 is arranged on the outer surface of one forming plate 303, one end of the T-shaped rod 306 is fixedly connected with the outer surface of the stamping plate 10, and the T-shaped rod 306 is abutted to the upper sides of the two sliding rods 304, close to each other.

Thus, firstly, the shrapnel plate to be punched is flatly placed on the two forming plates 303, so that one end of the shrapnel plate can be tightly sucked by the sucking discs 305 on the forming plates 303, the position of the plate is prevented from being shifted during punching, and the unqualified size of the shrapnel is avoided; through starting hydraulic pump 9, make hydraulic pump 9 drive punching press board 10 carry out the punching press to shell fragment panel, after punching press board 10 offsets with shell fragment panel, the T shape pole 306 of punching press board 10 outer fixed surface connection will promote two shaping plate 303 on fixed connection the slide bar 304 slide along L shape spout 302, make two shaping plate 303 can be along with the deformation of bending of shell fragment panel and rotate, thereby can effectually prevent that shell fragment panel surface emergence wearing and tearing are out of shape when bending, avoid influencing the after-the-production result of use of shell fragment.

Referring to fig. 3, 4 and 7, specifically, an elasticity testing mechanism 4 is arranged at a position, close to the middle position, of the forming plate 303, the elasticity testing mechanism 4 comprises a supporting plate 401, a top plate 402, a pressure sensor 403, an oblique block 404, a rectangular groove 405, a push rod 406 and a telescopic rod 8, the rectangular groove 405 is formed in the outer surface of one forming plate 303, four groups of supporting plates 401 are uniformly and fixedly connected to the inner surface of the rectangular groove 405 in a pairwise symmetry manner, one end of the telescopic rod 8 is rotatably connected between two adjacent supporting plates 401, the other end of the telescopic rod 8 is rotatably connected with the outer surface of the top plate 402, the pressure sensor 403 is fixedly connected to the outer surface, far away from one side of the telescopic rod 8, of the oblique block 404 and the top plate 402, the outer side wall of the sliding rod 304 is fixedly connected to the oblique block 404, the outer surface, near one side of the telescopic rod 8, is arranged in an inclined plane, and the push rod is fixedly connected to the outer surface, near one side of the support 406 of the T-shaped rod 306.

Thus, after the stamping plate 10 is extruded and formed on the elastic sheet plate, the stamping plate 10 is lifted and reset to be away from the elastic sheet, at this time, the T-shaped rod 306 fixedly connected to the outer surface of the stamping plate 10 drives the ejector rod 406 to move upwards, so that the ejector rod 406 abuts against the inclined surface of the inclined block 404, and the top plate 402 is pushed towards the elastic sheet through the inclined block 404, so that the top plate 402 can apply thrust to the elastic sheet, and because the outer surface of the top plate 402 is fixedly connected with the pressure sensor 403, the pressure sensor 403 can detect the rebound force of the extruded elastic sheet so as to detect the rebound capability of the elastic sheet; through setting up to rotating between telescopic link 8 and profiled sheeting 303 and the roof 402 and being connected for telescopic link 8 can promote roof 402 all the time and draw close to the direction of shell fragment, makes pressure sensor 403 on the roof 402 hug closely the surface of shell fragment all the time, thereby makes roof 402 apply force more balanced to the shell fragment, so that the data that detect out are more accurate.

Referring to fig. 3 and 8, specifically, a contact testing mechanism 5 is arranged on the outer surface of the forming plate 303, the contact testing mechanism 5 includes a fixing plate 501, a guide rod 502, a push block 503, a rotating plate 504, a rotating shaft 505, a gear 506 and a telescopic rack 7, the fixing plate 501 is fixedly connected to the outer side wall of the forming plate 303 close to the sliding rod 304, one end of the guide rod 502 penetrates through the outer surface of the fixing plate 501 and is in sliding connection with the outer surface of the push block 503, the lower surface of the push block 503 close to one side of the top plate 402 is arranged in an inclined plane, a return spring is sleeved on the guide rod 502, the telescopic rack 7 is arranged on the upper surface of the push block 503, one end of the rotating shaft 505 penetrates through the outer surface of the forming plate 303 and is in rotating connection with the outer surface of the forming plate 303, one end of the rotating shaft 505 close to the push block 503 is fixedly connected with the gear 506, the telescopic rack 7 is engaged with the gear 506, the other end of the rotating shaft 505 is fixedly connected with the rotating plate 504, and the rotating plate 504 is in rotating connection with the inner wall of the forming plate 303.

So, drive ejector pin 406 rebound through T shape pole 306, after ejector pin 406 offsets with ejector pad 503's inclined plane, ejector pad 503 will be promoted to fixed plate 501's direction, make the flexible rack 7 that ejector pad 503 upper surface set up drive rather than engaged with gear 506 and revolve pivot 505 and rotate, after pivot 505 rotates, with its fixed connection's commentaries on classics board 504 will rotate along with it, thereby make commentaries on classics board 504 exert thrust to the tip of shell fragment, test the resilience performance of shell fragment tip, so that guarantee that the shell fragment can be smooth when the installation is used carry out the plug and guarantee that the shell fragment can contact with the contact all the time, avoid taking place the condition emergence of outage.

Referring to fig. 4, 5 and 6, specifically, the outer surface of the support 301 is provided with a reset mechanism, the reset mechanism includes an L-shaped push plate 601, a fixed rod 602, a stop block 603, an elastic rope 604 and a latch mechanism 6, the outer surface of the support 301 far away from one side of the stamping plate 10 is fixedly connected with the fixed rod 602, one end of the fixed rod 602 penetrates through the outer surface of the L-shaped push plate 601 and is slidably connected with the same, the outer surface of the fixed rod 602 is sleeved with a reset spring, the lower surface of the L-shaped push plate 601 is provided with the latch mechanism 6, the outer surface of the support 301 near one side of the fixed rod 602 is fixedly connected with the stop block 603, one end of the elastic rope 604 is fixedly connected with the outer surface of the support 301 near the stop block 603, the other end of the elastic rope 604 is fixedly connected with the outer surface of one of the slide rod 304, and the lower surface of the L-shaped push plate 601 far away from one end of the fixed rod 602 is provided with an inclined plane.

Referring to fig. 5, specifically, the latch mechanism 6 includes a retraction cavity 701, a helical rack 702 and a top spring 703, the lower surface of the l-shaped push plate 601 is provided with the retraction cavity 701, the helical rack 702 is slidably connected with the inner wall of the retraction cavity 701, and the top spring 703 is fixedly connected between the retraction cavity 701 and the helical rack 702.

So, through the continuation rising of ejector pin 406, make ejector pin 406 can offset with the inclined plane of L shape push pedal 601 tip, thereby make L shape push pedal 601 remove to the direction of dead lever 602, when L shape push pedal 601 was promoted, the latch mechanism 6 that L shape push pedal 601 lower surface set up will offset with dog 603, make dog 603 with latch mechanism 6's skewed tooth rack 702 promote to shrink chamber 701 in, at this moment, slide bar 304 will lose the clamping effect of skewed tooth rack 702, make elastic cord 604 can stimulate slide bar 304 to the direction removal of dead lever 602, thereby make profiled sheeting 303 reset, so that carry out extrusion to next shell fragment panel.

Referring to fig. 7, specifically, the telescopic rod 8 includes a rotating pipe 801, a rotating rod 802 and a compression spring 803, one end of the rotating pipe 801 is rotatably connected to the outer surface of the supporting plate 401, one end of the rotating rod 802 is inserted into the rotating pipe 801 and slidably connected thereto, the other end of the rotating rod 802 is rotatably connected to the outer surface of the top plate 402, the compression spring 803 is inserted into the rotating pipe 801, and the compression spring 803 is disposed between the rotating pipe 801 and the rotating rod 802.

Thus, the pushing force of the compression spring 803 on the rotating rod 802 enables the rotating rod 802 to push the top plate 402 to be attached to the surface of the elastic sheet all the time, and therefore the elastic sheet is enabled to be stressed more uniformly when being squeezed by the top plate 402.

Referring to FIG. 4, in particular, the length of the stem 406 is equal to the length of the swash block 404.

In this way, the top plate 402 can be pushed by the lifter 406 through the inclined block 404 toward the spring, so that the pressure sensor 403 can detect the elastic force of the spring.

The foregoing illustrates and describes the principles, general 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, and the embodiments and descriptions given above are only illustrative of the principles of the present invention, and various changes and modifications may be made without departing from the spirit and scope of the invention, which fall within the scope of the claims. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a processing equipment of flexible cryoablation needle conductive elastic piece which characterized in that: the elastic piece stamping device comprises a bottom plate (1) and a rack (2), wherein the rack (2) is fixedly connected to the upper surface of the bottom plate (1), the lower surface of the rack (2) is fixedly connected with a hydraulic pump (9), a stamping plate (10) is arranged at the telescopic end of the hydraulic pump (9), a forming mechanism (3) is arranged on the upper surface of the bottom plate (1), and the forming mechanism (3) is used for performing stamping forming on an elastic piece;

forming mechanism (3) are including two supports (301) that the symmetry set up, L shape spout (302), two profiled sheeting (303), slide bar (304), sucking disc (305) and T shape pole (306), the upper surface symmetry fixedly connected with of bottom plate (1) is two support (301), two support (301) are similar rectangle frame structure setting, and the one side that two supports (301) are close to each other sets up for the slope, L shape spout (302) have been seted up along its sideline direction in support (301), two the equal fixedly connected with slide bar (304) of surface at profiled sheeting (303) both ends, inner wall sliding connection through slide bar (304) and L shape spout (302) profiled sheeting (303), wherein the surface of one profiled sheeting (303) is equipped with sucking disc (305), the outer fixed connection of the one end and the ram plate (10) of T shape pole (306), and the upside of two slide bars (304) that are close to each other offsets of T shape pole (306).

2. The processing equipment of the flexible cryoablation needle conductive elastic sheet according to claim 1, wherein: the elastic testing mechanism (4) is arranged at the position, close to the middle position, of the forming plate (303), the elastic testing mechanism (4) comprises supporting plates (401), a top plate (402), pressure sensors (403), an inclined block (404), a rectangular groove (405) and a telescopic rod (8), one of the elastic testing mechanism (4) and the other elastic testing mechanism is arranged on the outer surface of the forming plate (303), four groups of supporting plates (401) are symmetrically and uniformly and fixedly connected to the inner surface of the rectangular groove (405), two adjacent supporting plates are rotatably connected to one end of the telescopic rod (8) between the supporting plates (401), the other end of the telescopic rod (8) is rotatably connected to the outer surface of the top plate (402), the top plate (402) is far away from the pressure sensors (403) fixedly connected to the outer surface of one side of the telescopic rod (8), the inclined block (404) and the top plate (402) are fixedly connected to the outer side wall of the sliding rod (304), the outer surface of the inclined block (404) close to one side of the telescopic rod (8) is arranged in an inclined plane, and the T-shaped rod (306) is close to the ejector rod (406 fixedly connected to the outer surface of one side of the support (301).

3. The processing equipment of the flexible cryoablation needle conductive elastic sheet according to claim 2, wherein: the surface of profiled sheeting (303) is equipped with contact accredited testing organization (5), contact accredited testing organization (5) is including fixed plate (501), guide arm (502), ejector pad (503), commentaries on classics board (504), pivot (505), gear (506) and flexible rack (7), fixed plate (501) fixed connection is close to the lateral wall of slide bar (304) in profiled sheeting (303), the one end of guide arm (502) runs through the surface of fixed plate (501) and rather than sliding connection, the other end of guide arm (502) and the surface fixed connection of ejector pad (503), the lower surface that ejector pad (503) is close to roof (402) one side is the inclined plane setting, the cover is equipped with reset spring on guide arm (502), the upper surface of ejector pad (503) is equipped with flexible rack (7), the one end of pivot (505) runs through the surface of profiled sheeting (303) and is connected rather than rotating, the one end fixedly connected with gear (506) that pivot (505) is close to ejector pad (503), flexible rack (7) and gear (505) mesh mutually, the other end fixed connection of pivot (505) is connected with the profiled sheeting (504), the inner wall (303) is connected with the commentaries on board (303).

4. The processing equipment of the flexible cryoablation needle conductive elastic sheet as claimed in claim 3, wherein: the surface of support (301) is equipped with canceling release mechanical system, canceling release mechanical system includes L shape push pedal (601), dead lever (602), dog (603), stretch cord (604) and latch mechanism (6), the outer fixed surface who punches press plate (10) one side is kept away from in support (301) is connected with dead lever (602), the one end of dead lever (602) runs through the surface of L shape push pedal (601) and rather than sliding connection, the surface cover of dead lever (602) is equipped with reset spring, the lower surface of L shape push pedal (601) is equipped with latch mechanism (6), the outer fixed surface that support (301) is close to dead lever (602) one side is connected with dog (603), the outer fixed surface that the one end and support (301) of stretch cord (604) are close to dog (603) is connected, the other end and one of stretch cord (604) the outer fixed surface of slide bar (304) is connected, the lower surface that dead lever (602) one end was kept away from in L shape push pedal (601) sets up for the inclined plane.

5. The processing equipment of the flexible cryoablation needle conductive elastic sheet as claimed in claim 4, wherein: the clamping tooth mechanism (6) comprises a contraction cavity (701), a helical rack (702) and a top spring (703), the contraction cavity (701) is formed in the lower surface of the L-shaped push plate (601), the helical rack (702) is in sliding connection with the inner wall of the contraction cavity (701), and the top spring (703) is fixedly connected between the contraction cavity (701) and the helical rack (702).

6. The processing equipment of the flexible conductive elastic sheet of the cryoablation needle as recited in claim 2, wherein: the telescopic link (8) includes rotating tube (801), bull stick (802) and compression spring (803), the one end of rotating tube (801) rotates with the surface of backup pad (401) to be connected, the one end of bull stick (802) is inserted and is located rotating tube (801) and rather than sliding connection, the other end of bull stick (802) rotates with the surface of roof (402) to be connected, compression spring (803) are inserted and are located rotating tube (801) in, and compression spring (803) set up between rotating tube (801) and bull stick (802).

7. The processing equipment of the flexible cryoablation needle conductive elastic sheet according to claim 2, wherein: the length of the ejector rod (406) is equal to that of the inclined block (404).