阅读说明：本技术 医疗用一次性管材加工切割设备 (Medical treatment is with disposable tubular product processing cutting equipment ) 是由 王清敏 于 2021-09-17 设计创作，主要内容包括：本发明涉及医疗领域,尤其涉及一种医疗用一次性管材加工切割设备。本发明的技术问题：切断后螺旋管切割口呈现椭圆形,严重影响后续安装接头工序。技术方案如下：一种医疗用一次性管材加工切割设备,包括有第一机架、切断机构和管材支撑机构等；第一滑块右侧连接有切断机构；第二支撑架上方连接有管材支撑机构。本发明使用时实现了自动对波纹管进行切断,并将变形的波纹管切口拉伸为圆形,避免影响后续安装接头工序,还实现了自动将两段波纹管切口处严重变形的部分切除,避免波纹管切口拉伸后再次回弹,还实现了自动从波纹管内部对切割位置的两侧凹槽进行限位,同时自动从外侧对波纹管切割位置进行限位,再进行切割,提高稳定性的同时增加精确性。(The invention relates to the field of medical treatment, in particular to a medical treatment disposable pipe machining and cutting device. The technical problems of the invention are as follows: the cut opening of the spiral pipe is oval after being cut off, and the subsequent joint mounting process is seriously influenced. The technical scheme is as follows: a medical disposable tube processing and cutting device comprises a first frame, a cutting mechanism, a tube supporting mechanism and the like; the right side of the first sliding block is connected with a cutting mechanism; a pipe supporting mechanism is connected above the second supporting frame. When the corrugated pipe cutting device is used, the corrugated pipe is automatically cut off, the deformed corrugated pipe cut is stretched into a circular shape, the subsequent joint installation process is prevented from being influenced, the parts with serious deformation at the two sections of corrugated pipe cuts are automatically cut off, the corrugated pipe cut is prevented from rebounding after being stretched, grooves on two sides of the cut position are automatically limited from the inside of the corrugated pipe, the corrugated pipe cut position is automatically limited from the outside, then cutting is carried out, the stability is improved, and the accuracy is increased.)

1. A medical disposable tube processing and cutting device comprises a first rack (1), a first support frame (2), a second support frame (3), a third support frame (4), a fourth support frame (5), a first guide rail block (201), a first screw rod (202), a first motor (203) and a first sliding block (204); a first support frame (2) is connected on the left of the upper surface of the first machine frame (1); the middle upper part of the first support frame (2) is connected with a first guide rail block (201); the lower part of the first support frame (2) is fixedly connected with a first motor (203); a first screw rod (202) is rotatably connected to the right part of the first guide rail block (201); the middle upper part of the first guide rail block (201) is connected with a first sliding block (204) in a sliding way; the middle upper part of the first screw rod (202) is in transmission connection with a first sliding block (204); the output end of the first motor (203) is fixedly connected with a first screw rod (202); the middle part of the upper surface of the first frame (1) is connected with a second support frame (3); the right part of the upper surface of the first frame (1) is connected with a third supporting frame (4); the middle left part of the upper surface of the first frame (1) is connected with a fourth supporting frame (5); it is characterized by also comprising a cutting mechanism and a pipe supporting mechanism; the right side of the first sliding block (204) is connected with a cutting mechanism; a pipe supporting mechanism is connected above the second supporting frame (3).

2. The medical disposable tube processing and cutting device as claimed in claim 1, wherein the cutting mechanism comprises a first electric expansion piece (205), a first linkage rod (206), a first cutter (207), a first limit block (208), a third limit rod (209), a third slider (2010), a sixth guide rail block (2011), an eighth support frame (2012), a third motor (2013) and a third lead screw (2014); a first electric telescopic piece (205) is connected to the right part of the first sliding block (204); the extended end of the right part of the first electric telescopic piece (205) is connected with a first linkage rod (206); the left part of the first linkage rod (206) is connected with a first cutter (207); the left side surface and the right side surface of the first cutter (207) are connected with a plurality of first limiting blocks (208); an eighth supporting frame (2012) is fixedly connected to the right part of the upper surface of the first frame (1); a sixth guide rail block (2011) is fixedly connected to the middle upper part of the eighth support frame (2012); a third motor (2013) is fixedly connected to the lower portion of the eighth supporting frame (2012); the output end of the upper part of the third motor (2013) is fixedly connected with a third screw rod (2014); the third screw rod (2014) is rotatably connected with a sixth guide rail block (2011); a third slide block (2010) is connected on the sixth guide rail block (2011) in a sliding manner; the third sliding block (2010) is screwed with a third screw rod (2014); a third limiting rod (209) is fixedly connected to the left part of the third sliding block (2010); the left part of the third limiting rod (209) is connected with the first linkage rod (206) in a sliding way.

3. The medical disposable tube processing and cutting device as claimed in claim 2, wherein the tube supporting mechanism comprises a second guide rail block (601), a first electric slider (602) and a second limiting block (603); two groups of second guide rail blocks (601) are connected above the second support frame (3); the opposite sides of the two groups of second guide rail blocks (601) are connected with a group of first electric slide blocks (602) in a sliding manner; a group of second limiting blocks (603) are respectively connected above the two groups of first electric sliding blocks (602).

4. The medical disposable tube processing and cutting device as claimed in claim 3, wherein the first stopper (208) can be hidden inside the groove of the first cutter (207) under the action of external force.

5. The medical disposable tube processing and cutting device according to claim 3, further comprising a third guide rail block (401), a third linkage block (402), a third electric slider (403), a fourth guide rail block (404), a second lead screw (405), a second motor (406), a second slider (407), a fifth linkage block (408), a fourth electric telescopic member (409), an inner ring cutting mechanism and a sub-transmission assembly; the upper part of the third support frame (4) is connected with a third guide rail block (401); a third electric slide block (403) is connected on the third guide rail block (401) in a sliding way; a third linkage block (402) is fixedly connected to the upper part of the third electric slide block (403); a fourth guide rail block (404) is connected to the upper left part of the third linkage block (402); the upper rear part of the third linkage block (402) is connected with a second motor (406); the left part of the fourth guide rail block (404) is rotatably connected with a second screw rod (405); the middle part of the fourth guide rail block (404) is connected with a second sliding block (407) in a sliding way; the output end of the second motor (406) is fixedly connected with a second screw rod (405); the second screw rod (405) is in transmission connection with a second sliding block (407); a fifth linkage block (408) is connected to the left part of the second sliding block (407); the left part of the fifth linkage block (408) is connected with two groups of fourth electric telescopic pieces (409); the telescopic ends of the two groups of fourth electric telescopic pieces (409) are connected with an inner ring cutting mechanism.

6. The medical disposable tube processing and cutting equipment as claimed in claim 5, wherein the inner ring cutting mechanism comprises a third limiting block (4010), a first connecting block (4011), a fifth guide rail block (4012), a second electric slide block (4013), a first limiting rod (4014), a sixth linkage block (4015) and a second cutter (4016); third limiting blocks (4010) are symmetrically connected to two sides of the first connecting block (4011); the two third limiting blocks (4010) are detachably connected with the telescopic ends of the two groups of fourth electric telescopic pieces (409); the outer ring surface of the first connecting block (4011) is connected with a fifth guide rail block (4012); the upper part of the fifth guide rail block (4012) is connected with a second electric slide block (4013) in a sliding way; the left side and the right side of the upper part of the second electric sliding block (4013) are both connected with a group of first limiting rods (4014); the middle part of the second electric slide block (4013) is contacted with a sixth linkage block (4015); the middle lower parts of the two groups of first limiting rods (4014) are connected with a sixth linkage block (4015) in a sliding manner; the middle upper part of the sixth linkage block (4015) is connected with a second cutter (4016).

7. The medical disposable tube processing and cutting device as claimed in claim 6, further comprising a fifth electric expansion piece (4017) and a fourth limiting block (4018); the upper side and the lower side of the interior of the third limiting block (4010) are both connected with a group of fifth electric telescopic pieces (4017); the front end face of the third limiting block (4010) is connected with a first connecting block (4011); the extension ends of the two groups of fifth electric telescopic pieces (4017) are connected with a group of fourth limiting blocks (4018).

8. The medical disposable tube processing and cutting device as claimed in claim 7, wherein the rear part of the third limiting block (4010) is provided with a truncated cone, and the smaller plane of the truncated cone faces backwards.

9. The medical disposable tube processing and cutting device according to claim 7, further comprising two sets of limiting components, wherein the two sets of limiting components are respectively located on the front side and the rear side of the upper surface of the fourth supporting frame (5), and each limiting component comprises a seventh supporting frame (501), a second limiting rod (502), a first spring (503), a seventh linkage block (504) and a fifth limiting block (505); a seventh supporting frame (501) is connected to the front part of the upper surface of the fourth supporting frame (5); the right part of the seventh supporting frame (501) is connected with a second limiting rod (502); the upper part of the seventh supporting frame (501) is connected with a first spring (503); the middle part of the second limiting rod (502) is connected with a seventh linkage block (504) in a sliding way; the lower part of the first spring (503) is connected with a seventh linkage block (504); the middle right part of the seventh linkage block (504) is connected with a fifth limiting block (505).

10. The medical disposable tube processing and cutting device as claimed in claim 8, wherein the limiting assembly further comprises an eighth linkage block (506) and a first push block (507); the middle part of the first linkage rod (206) is connected with an eighth linkage block (506); the lower part of the eighth linkage block (506) is connected with a first push block (507).

Technical Field

The invention relates to the field of medical treatment, in particular to a medical treatment disposable pipe machining and cutting device.

Background

The loop pipe of the anesthesia respirator consists of a joint, a three-way joint and a screwed pipe and is divided into two specifications of a type I and a type II. The loop pipe can bear the atmospheric pressure of 40kPa for 15s without air leakage. The loop pipe can bear static tension of 15N for 15S without fracture and falling off. The product is used for connecting an oxygen delivery interface of an anesthesia respirator with an oxygen supply mask.

When the disposable anesthesia loop pipe is produced, the threaded pipe needs to be cut for many times;

when the existing device cuts off a long threaded pipe, the cutter extrudes the wall of the threaded pipe into a linear state from top to bottom, then the threaded pipe is completely cut off, after cutting is completed, the cutting opening of the threaded pipe rebounds under the action of elasticity, and the cutting opening of the threaded pipe after rebounding presents an oval shape, so that the subsequent process of installing a joint is seriously influenced, and even the phenomenon of air leakage occurs.

In summary, there is a need to develop a medical disposable tube processing and cutting device to overcome the above problems.

Disclosure of Invention

In order to overcome the defects that after the existing device cuts off a longer threaded pipe, a cutting opening of the threaded pipe rebounds under the action of elasticity, the cutting opening of the threaded pipe is oval after rebounding, and the subsequent process of installing a joint is seriously affected, the technical problem of the invention is as follows: the cut opening of the spiral pipe is oval after being cut off, and the subsequent joint mounting process is seriously influenced.

The technical scheme is as follows: a medical disposable pipe processing and cutting device comprises a first rack, a first support frame, a second support frame, a third support frame, a fourth support frame, a first guide rail block, a first screw rod, a first motor, a first slide block, a cutting mechanism and a pipe support mechanism; the left side of the upper surface of the first frame is connected with a first support frame; the middle upper part of the first support frame is connected with a first guide rail block; the lower part of the first support frame is fixedly connected with a first motor; the right part of the first guide rail block is rotationally connected with a first screw rod; the middle upper part of the first guide rail block is connected with a first sliding block in a sliding way; the middle upper part of the first screw rod is in transmission connection with a first sliding block; the output end of the first motor is fixedly connected with a first screw rod; the middle part of the upper surface of the first frame is connected with a second support frame; the right part of the upper surface of the first frame is connected with a third supporting frame; the middle left part of the upper surface of the first frame is connected with a fourth supporting frame; the right side of the first sliding block is connected with a cutting mechanism; a pipe supporting mechanism is connected above the second supporting frame.

Further, the cutting mechanism comprises a first electric telescopic piece, a first linkage rod, a first cutter, a first limiting block, a third limiting rod, a third sliding block, a sixth guide rail block, an eighth supporting frame, a third motor and a third screw rod; the right part of the first sliding block is connected with a first electric telescopic piece; the right extending end of the first electric telescopic piece is connected with a first linkage rod; the left part of the first linkage rod is connected with a first cutter; the left side surface and the right side surface of the first cutter are both connected with a plurality of first limiting blocks; an eighth supporting frame is fixedly connected to the right part of the upper surface of the first frame; a sixth guide rail block is fixedly connected to the middle upper part of the eighth supporting frame; the lower part of the eighth supporting frame is fixedly connected with a third motor; the output end of the upper part of the third motor is fixedly connected with a third screw rod; the third screw rod is rotationally connected with the sixth guide rail block; the sixth guide rail block is connected with a third slide block in a sliding way; the third slide block is connected with a third screw rod in a screwing way; a third limiting rod is fixedly connected to the left part of the third sliding block; the left part of the third limiting rod is connected with the first linkage rod in a sliding manner.

Further, the pipe supporting mechanism comprises a second guide rail block, a first electric slide block and a second limiting block; two groups of second guide rail blocks are connected above the second support frame; two groups of second guide rail blocks are connected with a group of first electric slide blocks in a sliding manner on opposite sides; a set of second limiting blocks is connected above the two sets of first electric sliding blocks respectively.

Furthermore, under the action of external force, the first limiting block can be hidden into the first cutter groove.

Further, the cutting device also comprises a third guide rail block, a third linkage block, a third electric slide block, a fourth guide rail block, a second screw rod, a second motor, a second slide block, a fifth linkage block, a fourth electric telescopic piece, an inner ring cutting mechanism and an auxiliary transmission assembly; the upper part of the third support frame is connected with a third guide rail block; a third electric slide block is connected to the third guide rail block in a sliding manner; a third linkage block is fixedly connected to the upper part of the third electric sliding block; the upper left part of the third linkage block is connected with a fourth guide rail block; the upper rear part of the third linkage block is connected with a second motor; the left part of the fourth guide rail block is rotatably connected with a second screw rod; the middle part of the fourth guide rail block is connected with a second sliding block in a sliding way; the output end of the second motor is fixedly connected with a second screw rod; the second screw rod is in transmission connection with a second sliding block; the left part of the second sliding block is connected with a fifth linkage block; the left part of the fifth linkage block is connected with two groups of fourth electric telescopic pieces; the telescopic ends of the two groups of fourth electric telescopic pieces are connected with an inner ring cutting mechanism.

Further, the inner ring cutting mechanism comprises a third limiting block, a first connecting block, a fifth guide rail block, a second electric sliding block, a first limiting rod, a sixth linkage block and a second cutter; third limiting blocks are symmetrically connected to two sides of the first connecting block; the two third limiting blocks are detachably connected with the telescopic ends of the two groups of fourth electric telescopic pieces; the outer ring surface of the first connecting block is connected with a fifth guide rail block; the upper part of the fifth guide rail block is connected with a second electric slide block in a sliding way; the left side and the right side of the upper part of the second electric sliding block are both connected with a group of first limiting rods; a sixth linkage block is contacted with the upper middle part of the second electric sliding block; the middle lower parts of the two groups of first limiting rods are connected with a sixth linkage block in a sliding manner; the middle upper part of the sixth linkage block is connected with a second cutter.

Furthermore, the device also comprises a fifth electric telescopic piece and a fourth limiting block; a group of fifth electric telescopic pieces are connected to the upper side and the lower side of the interior of the third limiting block; the front end face of the third limiting block is connected with the first connecting block; and the extension ends of the two groups of fifth electric telescopic pieces are connected with a group of fourth limiting blocks.

Furthermore, a cone frustum is arranged at the rear part of the third limiting block, and the smaller plane of the cone frustum faces backwards.

The device further comprises two groups of limiting assemblies, wherein the two groups of limiting assemblies are respectively positioned at the front side and the rear side of the upper surface of the fourth supporting frame, and each limiting assembly comprises a seventh supporting frame, a second limiting rod, a first spring, a seventh linkage block and a fifth limiting block; a seventh supporting frame is connected to the front part of the upper surface of the fourth supporting frame; the right part of the seventh supporting frame is connected with a second limiting rod; the upper part of the seventh supporting frame is connected with a first spring; the middle part of the second limiting rod is connected with a seventh linkage block in a sliding manner; the lower part of the first spring is connected with a seventh linkage block; the middle right part of the seventh linkage block is connected with a fifth limiting block.

Furthermore, the limiting assembly further comprises an eighth linkage block and a first pushing block; the middle part of the first linkage rod is connected with an eighth linkage block; the lower part of the eighth linkage block is connected with a first push block.

The beneficial effects are that: the automatic bellows that cuts off to stretch for circular with the bellows incision that warp, avoid influencing follow-up erection joint process, still realized automatic excision with the part of two sections bellows incisions serious deformations, avoid the tensile back of bellows incision once more, still realized automatic inside both sides recess to the cutting position of bellows from carrying on spacingly, automatic outside is carried on spacingly to the bellows cutting position simultaneously, cuts again, increases the accuracy nature when improving stability.

Drawings

FIG. 1 is a schematic perspective view of the present application;

FIG. 2 is a front view of the present application;

FIG. 3 is a schematic perspective view of the cutting mechanism of the present application;

FIG. 4 is a schematic perspective view of a cutting mechanism according to the present application;

FIG. 5 is a schematic perspective view of the tube support mechanism of the present application;

FIG. 6 is a right side view of the tubing support mechanism of the present application;

FIG. 7 is a perspective view of the inner ring cutting mechanism of the present application;

FIG. 8 is a schematic view of a first partial body configuration of an inner ring cutting mechanism according to the present application;

FIG. 9 is a partial view of the inner ring cutting mechanism of the present application;

FIG. 10 is a left side view of the inner ring cutting mechanism portion assembly of the present application;

FIG. 11 is a schematic view of a second partial body configuration of the inner ring cutting mechanism of the present application;

FIG. 12 is a schematic perspective view of two sets of position-limiting assemblies of the present application;

figure 13 is a front view of a stop assembly of the present application.

The meaning of the reference symbols in the figures: 1-a first frame, 2-a first support frame, 3-a second support frame, 4-a third support frame, 5-a fourth support frame, 201-a first guide rail block, 202-a first screw rod, 203-a first motor, 204-a first slider, 205-a first electric telescopic part, 206-a first linkage rod, 207-a first cutter, 208-a first limiting block, 209-a third limiting rod, 2010-a third slider, 2011-a sixth guide rail block, 2012-an eighth support frame, 2013-a third motor, 2014-a third screw rod, 601-a second guide rail block, 602-a first electric slider, 603-a second limiting block, 401-a third guide rail block, 402-a third linkage block, 403-a third electric slider, 404-a fourth guide rail block, 405-a second screw rod, 406-a second motor, 407-a second sliding block, 408-a fifth linkage block, 409-a fourth electric telescopic piece, 4010-a third limiting block, 4011-a first connecting block, 4012-a fifth guide rail block, 4013-a second electric sliding block, 4014-a first limiting rod, 4015-a sixth linkage block, 4016-a second cutter, 4017-a fifth electric telescopic piece, 4018-a fourth limiting block, 501-a seventh support frame, 502-a second limiting rod, 503-a first spring, 504-a seventh linkage block, 505-a fifth limiting block, 506-an eighth linkage block and 507-a first pushing block.

Detailed Description

Reference herein to an embodiment means that a particular feature, structure, or characteristic described in connection with the embodiment can be included in at least one embodiment of the invention. The appearances of the phrase in various places in the specification are not necessarily all referring to the same embodiment, nor are separate or alternative embodiments mutually exclusive of other embodiments. It is explicitly and implicitly understood by one skilled in the art that the embodiments described herein can be combined with other embodiments.

Example 1

A medical disposable tube processing and cutting device is shown in figures 1-3 and comprises a first frame 1, a first support frame 2, a second support frame 3, a third support frame 4, a fourth support frame 5, a first guide rail block 201, a first screw rod 202, a first motor 203, a first slide block 204, a cutting mechanism and a tube supporting mechanism; a first support frame 2 is connected to the left of the upper surface of the first frame 1; the middle upper part of the first support frame 2 is connected with a first guide rail block 201; the lower part of the first support frame 2 is fixedly connected with a first motor 203; the right part of the first guide rail block 201 is rotatably connected with a first screw rod 202; the middle upper part of the first guide rail block 201 is connected with a first slide block 204 in a sliding way; the middle upper part of the first screw rod 202 is in transmission connection with a first sliding block 204; the output end of the first motor 203 is fixedly connected with a first screw rod 202; the middle part of the upper surface of the first frame 1 is connected with a second support frame 3; the right part of the upper surface of the first frame 1 is connected with a third supporting frame 4; the middle left part of the upper surface of the first frame 1 is connected with a fourth supporting frame 5; the right side of the first sliding block 204 is connected with a cutting mechanism; a pipe supporting mechanism is connected above the second supporting frame 3.

As shown in fig. 1 and fig. 3 to 4, the inner ring cutting mechanism includes a first electric telescopic part 205, a first linkage rod 206, a first cutter 207, a first limit block 208, a third limit rod 209, a third slider 2010, a sixth guide rail block 2011, an eighth support frame 2012, a third motor 2013 and a third lead screw 2014; a first electric expansion piece 205 is fixedly connected to the right part of the first sliding block 204; a first linkage rod 206 is fixedly connected to the extended end of the right part of the first electric telescopic piece 205; a first cutter 207 is fixedly connected to the left part of the first linkage rod 206; a plurality of first limiting blocks 208 are fixedly connected to the left side surface and the right side surface of the first cutter 207; an eighth support frame 2012 is fixedly connected to the right part of the upper surface of the first frame 1; a sixth guide rail block 2011 is fixedly connected to the middle upper part of the eighth support frame 2012; a third motor 2013 is fixedly connected to the lower part of the eighth support frame 2012; the output end of the upper part of the third motor 2013 is fixedly connected with a third screw 2014; the third screw 2014 is rotatably connected with a sixth guide rail block 2011; a third slide block 2010 is connected on the sixth guide rail block 2011 in a sliding manner; the third slider 2010 is screwed with the third screw 2014; a third limiting rod 209 is fixedly connected to the left part of the third sliding block 2010; the left part of the third limiting rod 209 is connected with the first linkage rod 206 in a sliding way.

As shown in fig. 1 and fig. 5 to 6, the tube supporting mechanism includes a second guide rail block 601, a first electric slider 602, and a second limiting block 603; two groups of second guide rail blocks 601 are connected above the second support frame 3; the opposite sides of the two groups of second guide rail blocks 601 are connected with a group of first electric slide blocks 602 in a sliding manner; a group of second limiting blocks 603 are fixedly connected above the two groups of first electric sliding blocks 602 respectively; a groove matched with the shape of the pipe is formed in the second limiting block 603; according to the cutting condition of the pipe, a limit cover matched with the second limit block 603 can be hinged on the side of the second limit block 603; the stop cover and the second stop block 603 form an annular fastener for sealing the tube.

Under the action of external force, the first limiting block 208 can be hidden into the groove of the first cutter 207.

When the device is ready to work, the device is placed on a horizontal plane, the first frame 1 is used for keeping the device stable, a power supply is switched on, the controller is operated to control the device to start to operate, the corrugated pipe is transversely clamped into the two groups of second limiting blocks 603 manually, the two groups of second limiting blocks 603 are used for fixing and limiting the protrusions on the corrugated pipe, the groove to be cut of the corrugated pipe is positioned under the first cutter 207 at the moment, the diameter direction of the corrugated pipe is perpendicular to the cutting edge direction of the first cutter 207, then the first motor 203 drives the first lead screw 202 to rotate, the first lead screw 202 drives the first slide block 204 to move, the first slide block 204 slides downwards on the first guide rail block 201, the first slide block 204 drives the first electric telescopic part 205 to drive the first linkage rod 206 to move downwards, meanwhile, the third motor 2013 drives the third lead screw 2014 to rotate, the third lead screw 2014 drives the third slide block 2010 to slide downwards on the sixth guide rail block 2011, the third slider 2010 drives the third limiting rod 209 to move downwards, so that the first electric telescopic part 205 and the third limiting rod 209 simultaneously drive the first cutter 207 to move downwards, the first cutter 207 cuts off the corrugated pipe, at the moment, the cut opening of the corrugated pipe is deformed and rebounded, the plurality of first limiting blocks 208 are pushed to move in the rebounding process, the plurality of first limiting blocks 208 are pressed into the groove of the first cutter 207, when the upper part of the cut opening of the corrugated pipe exceeds the plurality of first limiting blocks 208, the plurality of first limiting blocks 208 move back to the original position under the action of elasticity, namely, the plurality of first limiting blocks 208 are positioned inside the cut opening of the corrugated pipe, then the first motor 203 drives the first lead screw 202 to rotate reversely, the third motor 2013 drives the third lead screw 2014 to rotate reversely, so that the first cutter 207 moves back to the original position upwards, the first cutter 207 drives the plurality of first limiting blocks 208 to move upwards, so that the plurality of first limiting blocks 208 pull the upper part of the cut opening of the corrugated pipe to move upwards, therefore, the oval cutting opening is changed into a round shape, the corrugated pipe is automatically cut off during use, the deformed corrugated pipe cut is stretched into a round shape, and the subsequent joint mounting process is prevented from being influenced.

Example 2

As shown in fig. 1 and 7, the cutting machine further comprises a third guide rail block 401, a third linkage block 402, a third electric slide block 403, a fourth guide rail block 404, a second screw rod 405, a second motor 406, a second slide block 407, a fifth linkage block 408, a fourth electric telescopic part 409, an inner ring cutting mechanism and a sub-transmission assembly; the upper part of the third support frame 4 is connected with a third guide rail block 401; a third electric slide block 403 is connected on the third guide rail block 401 in a sliding manner; a third link block 402 is fixedly connected to the upper part of the third electric slide block 403; a fourth guide rail block 404 is fixedly connected to the left part of the third linkage block 402; a second motor 406 is fixedly connected to the upper rear part of the third linkage block 402; the left part of the fourth guide rail block 404 is rotatably connected with a second screw rod 405; the middle part of the fourth guide rail block 404 is connected with a second slide block 407 in a sliding way; the output end of the second motor 406 is fixedly connected with a second screw rod 405; the second screw rod 405 is in transmission connection with a second sliding block 407; a fifth linkage block 408 is fixedly connected to the left part of the second sliding block 407; two groups of fourth electric telescopic pieces 409 are fixedly connected to the left part of the fifth linkage block 408; the telescopic ends of the two sets of fourth electric telescopic parts 409 are connected with an inner ring cutting mechanism.

As shown in fig. 1 and fig. 7 to 10, the inner ring cutting mechanism includes a third stopper 4010, a first connecting block 4011, a fifth guide rail block 4012, a second electric slide block 4013, a first stopper 4014, a sixth linkage block 4015, and a second cutter 4016; third limiting blocks 4010 are symmetrically connected to two sides of the first connecting block 4011; the two third limiting blocks 4010 are detachably connected with the telescopic ends of the two groups of fourth electric telescopic pieces 409; the outer annular surface of the first connecting block 4011 is connected with a fifth guide rail block 4012; the upper part of the fifth guide rail block 4012 is connected with a second electric slide block 4013 in a sliding way; the left side and the right side of the upper part of the second electric slide block 4013 are both connected with a group of first limiting rods 4014; the upper middle part of the second electric slide block 4013 is contacted with a sixth linkage block 4015; the middle lower parts of the two groups of first limiting rods 4014 are connected with a sixth linkage block 4015 in a sliding manner; the middle upper part of the sixth linkage block 4015 is connected with a second cutter 4016.

The electric telescopic handle further comprises a fifth electric telescopic piece 4017 and a fourth limiting block 4018; the upper side and the lower side of the interior of the third limiting block 4010 are both connected with a group of fifth electric telescopic pieces 4017; the front end face of the third limiting block 4010 is connected with a first connecting block 4011; the extending ends of the two groups of fifth electric telescopic pieces 4017 are connected with a group of fourth limiting blocks 4018.

The rear part of the third limiting block 4010 is provided with a truncated cone, and the smaller plane of the truncated cone faces backwards.

On the basis of embodiment 1, if the corrugated pipe is largely deformed after being cut and the oval cut cannot be changed to a circular shape by single-side shifting, after the corrugated pipe is cut by the first cutter 207, the first cutter 207 moves upward to return to the original position, then the two sets of first electric sliders 602 move away from each other on the two sets of second guide rail blocks 601, the two sets of first electric sliders 602 drive the two sets of second stoppers 603 to move away from each other, the two sets of second stoppers 603 drive the two sets of corrugated pipes to move away from each other for a certain distance, then the first electric telescopic part 205 drives the first linkage rod 206 to move leftward, the first electric telescopic part 205 drives the first cutter 207 to move away from the upper side of the corrugated pipe, then the third electric slider slides leftward on the third guide rail block 401, the third electric slider 403 drives the third linkage block 402 to move leftward, and the third linkage block 402 drives the associated components to move, two groups of third limiting blocks 4010 move to the gap between two groups of corrugated pipes, then a second motor 406 drives a second screw rod 405 to rotate, the second screw rod 405 drives a second sliding block 407 to slide forwards on a fourth guide rail block 404, the second sliding block 407 drives a fifth linkage block 408 to drive two groups of fourth electric telescopic parts 409 to move forwards, the fourth electric telescopic part 409 drives a third limiting block 4010 positioned at the rear to move, the third limiting block 4010 at the rear drives components associated with the third limiting block to move, the third limiting block 4010 positioned at the front is inserted into a corrugated pipe notch positioned at the front, the third limiting block 4010 positioned at the front extrudes and limits the corrugated pipe notch, then a second cutter 4016 moves to the inside of a cutting opening, the second cutter 4016 is close to the smaller diameter part inside the corrugated pipe cutting opening, then the second electric sliding block 4013 circularly moves on a fifth guide rail block 4012 connected with the first connecting block 4011, the second electric slide block 4013 drives the components associated with the second electric slide block 4013 to do circular motion, under the action of centrifugal force, the sixth linkage block 4015 performs centrifugal motion on the two groups of first limiting rods 4014, the sixth linkage block 4015 drives the second cutter 4016 to perform centrifugal motion, the second cutter 4016 is contacted with the corrugated pipe, so that the edge of the corrugated pipe cutting opening is cut for a circle, the part which is seriously deformed is cut off, the new cut of the corrugated pipe is circular, the second cutter 4016 moves back to the original position, the two groups of third limiting blocks 4010 move back to the gap between the two groups of corrugated pipes, then the fourth electric telescopic part 409 positioned in the front is extended, the head part of the fourth electric telescopic part 409 positioned in the front is inserted into the third limiting block 4010 positioned in the front, so as to fix the fourth electric telescopic part 409 positioned in the front, then the fourth electric telescopic part 409 positioned in the rear performs contraction motion, and the third limiting block 4010 positioned in the rear is stopped to be fixed, then the third limiting block 4010 located in the front moves backwards, so that the third limiting block 4010 located in the rear is inserted into the corrugated pipe cut located in the rear, the operation is repeated, the edge of the corrugated pipe cut located in the rear is cut off for a circle, namely, the seriously deformed part is cut off, and then the new cut located in the rear corrugated pipe is circular.

Example 3

As shown in fig. 1 and 11, a fifth electric telescopic piece 4017 and a fourth limiting block 4018 are further included; a group of fifth electric telescopic pieces 4017 is fixedly connected to the upper side and the lower side of the interior of the third limiting block 4010; the front end face of a third limiting block 4010 is fixedly connected with a first connecting block 4011; and the extension ends of the two groups of fifth electric telescopic pieces 4017 are fixedly connected with a group of fourth limiting blocks 4018.

On the basis of embodiment 2, when the second cutter 4016 moves to the inside of the cutting opening and the cutting edge of the second cutter 4016 is close to the smaller diameter part inside the corrugated pipe cutting opening, two groups of fourth limiting blocks 4018 are aligned with the groove on one side of the corrugated pipe second cutter 4016 at the same time, the other two groups of fourth limiting blocks 4018 are aligned with the groove on the other side of the corrugated pipe second cutter 4016 at the same time, then the fifth electric telescopic part 4017 pushes the fourth limiting blocks 4018 to move, so that the two groups of fourth limiting blocks 4018 limit and fix the groove on one side of the corrugated pipe second cutter 4016, the other two groups of fourth limiting blocks 4018 limit and fix the groove on the other side of the corrugated pipe second cutter 4016 at the same time, then the second cutter 4016 performs circular motion to cut the corrugated pipe, thereby positioning and fixing the grooves on the two sides, and when in use, the grooves on the two sides of the position to be cut of the corrugated pipe are automatically limited and fixed, the stability is improved and the accuracy is increased.

Example 4

As shown in fig. 1 and fig. 12 to 13, the device further includes two sets of limiting assemblies, the two sets of limiting assemblies are respectively located at the front and rear sides of the upper surface of the fourth supporting frame 5, and the limiting assemblies include a seventh supporting frame 501, a second limiting rod 502, a first spring 503, a seventh linkage block 504 and a fifth limiting block 505; a seventh supporting frame 501 is fixedly connected to the front part of the upper surface of the fourth supporting frame 5; a second limiting rod 502 is fixedly connected to the right part of the seventh supporting frame 501; a first spring 503 is fixedly connected to the upper part of the seventh supporting frame 501; a seventh linkage block 504 is connected to the middle of the second limiting rod 502 in a sliding manner; the lower part of the first spring 503 is fixedly connected with a seventh linkage block 504; a fifth limiting block 505 is fixedly connected to the right part of the seventh linkage block 504.

The limiting assembly further comprises an eighth linkage block 506 and a first pushing block 507; an eighth linkage block 506 is fixedly connected to the middle of the first linkage rod 206; a first pushing block 507 is fixedly connected to the lower portion of the eighth linkage block 506.

On the basis of embodiment 3, after the corrugated pipe is cut by the first cutting knife 207, the first cutting knife 207 moves upward and returns to the original position, then the first electric telescopic piece 205 drives the first linkage rod 206 to move leftward for a certain distance, so that the first linkage rod 206 drives the first cutting knife 207 to be away from the tops of the two groups of corrugated pipes, meanwhile, the first linkage rod 206 drives the eighth linkage block 506 to drive the first pushing block 507 to move, so that the first pushing block 507 moves above the seventh linkage block 504, when the second cutting knife 4016 moves inside the cutting opening, and the cutting edge of the second cutting knife 4016 is close to the smaller diameter part inside the cutting opening of the corrugated pipe, the first sliding block 204 drives the component associated therewith to move downward, the third sliding block 2010 drives the component associated therewith to move downward, so that the first cutting knife 206 moves downward, the first linkage rod 206 drives the eighth linkage block 506 to drive the first pushing block 507 to move downward, so that the first pushing block 507 pushes the seventh linkage block 504 to slide downward on the second limiting rod 502, seventh linkage piece 504 stretches first spring 503 on to seventh support frame 501, seventh linkage piece 504 drives fifth stopper 505 downstream, make fifth stopper 505 move to the bellows recess in, and fifth stopper 505 aligns with second cutter 4016, thereby it is spacing to fix a position bellows cutting position, then second cutter 4016 carries out the circular motion and cuts it, realized that automatic locating is spacing from the outside to bellows cutting position during the use, greatly improve stability, make the bellows incision be circular after the cutting, avoid influencing follow-up installation interface process.

The above description is only an example of the present invention and is not intended to limit the present invention. All equivalents which come within the spirit of the invention are therefore intended to be embraced therein. Details not described herein are well within the skill of those in the art.