CN115958241A - Precision pipe cutting machine with incision processing function that becomes more meticulous - Google Patents

Abstract

The invention provides a precise pipe cutting machine with a notch refining processing function, which relates to the field of pipe fitting cutting equipment and comprises: cutting table; the middle part of the upper end face of the cutting table is provided with a v-shaped support plate 21274, the upper end of the inner side of the v-shaped support plate is provided with a cutting mechanism, and the right side of the cutting mechanism is provided with a fine processing mechanism; a second rectangular through hole is formed in the middle of the upper end face of the cutting table, and an automatic clamping mechanism is arranged inside the second rectangular through hole; according to the precise pipe fitting cutting machine, due to the cooperation of the lifting plate, the electric cylinder and the automatic clamping mechanism, manual operation is not needed when precise pipe fittings are clamped and positioned, so that the working efficiency is improved, the cut at the upper ends of the cut precise pipe fittings can be polished and finely processed through the cooperation of the cutting mechanism and the fine processing mechanism, and the problem that the working efficiency is reduced due to the fact that manual operation is needed when the precise pipe fittings are clamped and fastened by the existing splitting machine for splitting precise pipe fittings is solved.

Description

Precision pipe cutting machine with incision processing function that becomes more meticulous

Technical Field

The invention relates to the technical field of pipe fitting cutting equipment, in particular to a precise pipe splitting machine with a notch refining processing function.

Background

At present, when cutting accurate pipe fitting, can use the cutting machine usually, the cutting machine of usefulness is cut to present accurate pipe fitting is when using, though install on the cutting bed and press from both sides tight positioning mechanism, press from both sides tight positioning mechanism and need artifical manual operation just can press from both sides tight the fixing with accurate pipe fitting to greatly reduced the work efficiency of accurate pipe fitting when cutting, present cutting machine function singleness moreover can't polish the fine-grained processing to the accurate pipe fitting incision department that has cut when cutting accurate pipe fitting, thereby the practicality of cutting machine has been reduced.

Disclosure of Invention

In view of the above, the invention provides a precision pipe splitting machine with a function of finely processing a notch, so as to solve the problems that the current splitting machine for splitting a precision pipe needs manual operation when a precision pipe clamp is fastened, so that the working efficiency is reduced, and the current splitting machine has a single function and cannot grind and finely process the notch of the cut precision pipe while cutting the precision pipe.

The invention provides a precision pipe splitting machine with a notch refining processing function, which specifically comprises: cutting table; the middle part of the upper end face of the cutting table is provided with a v-shaped support plate 21274, the upper end of the inner side of the v-shaped support plate is provided with a cutting mechanism, and the right side of the cutting mechanism is provided with a fine processing mechanism; second rectangle opening has been seted up at cutting bed up end middle part, and the inside automatic clamping mechanism that is equipped with of second rectangle opening, cutting bed up end right side forward-mounted has the clamping part, and first rectangle opening has been seted up on cutting bed up end left side, and cutting bed bottom face is located first rectangle opening externally mounted and has the hopper.

Furthermore, a first base plate and a second base plate are mounted on the upper end face of the cutting table, and the second base plate and the first base plate are respectively located on the left side and the right side of the second rectangular through opening; v-shaped placing grooves are formed in the middle of the upper end faces of the first base plate and the second base plate.

Furthermore, four guide rods are fixedly connected to the inner side of the support plate in a front-back symmetrical manner, and an annular limiting plate is arranged on the upper side of the outer part of each guide rod.

Further, the cutting mechanism comprises a lifting plate, an electric cylinder, a cutting motor, a cutting blade, an L-shaped mounting plate and a rotating shaft, the lifting plate is connected to the four guide rods in a sliding manner, the electric cylinder is mounted on the top end face of the support plate shaped like a Chinese character 'ren', the telescopic rod of the electric cylinder penetrates through the top end face of the support plate shaped like a Chinese character 'ren', and the lower end of the telescopic rod of the electric cylinder is fixedly connected with the upper end face of the lifting plate; the cutting motor is arranged on the front side of the upper end face of the lifting plate, and a driving belt wheel is arranged at the left end of a rotating shaft on the cutting motor; the rotating shaft is rotatably connected to the bottom of the lifting plate, a cutting blade is fixedly mounted at the left end of the rotating shaft, a driven belt wheel is mounted outside the rotating shaft, and the driven belt wheel is in transmission connection with the driving belt wheel through a belt; the right side of the upper end face of the lifting plate is fixedly connected with an L-shaped mounting plate.

Furthermore, the automatic clamping mechanism comprises two clamping plates, a driving plate, a v-shaped driving plate, a push rod, a sliding cylinder, an annular limiting block, a strip-shaped guide through hole and a driving column, wherein the two clamping plates are connected inside the second rectangular through hole in a sliding mode through sliding rods; the front side surface and the rear side surface of the driving plate are fixedly connected with two sliding cylinders, the interior of each sliding cylinder is slidably connected with a guide sliding rod fixedly connected to the bottom end surface of the cutting table, the upper end surface of the driving plate is fixedly connected with a v-21274-shaped driving plate, and the left end surface and the right end surface of the v-21274-shaped driving plate are respectively provided with two strip-shaped guide through openings; drive four catch bars of sliding connection on the plate, and four catch bar upper ends run through the cutting bed to four catch bar upper end fixed connection are at lifter plate bottom end face, and every catch bar outside downside all is equipped with an annular stopper, and every catch bar outside is located annular stopper and drives and all has cup jointed the spring between the plate, four drive posts respectively with four bar direction opening sliding connection.

Furthermore, the front and the rear strip-shaped guide through openings are distributed in a splayed shape on one side surface of the V-shaped driving plate 21274.

Furthermore, the refining treatment mechanism comprises a lifting plate, sliding rods, a grinding motor, a transmission roller and a grinding belt, wherein the four sliding rods are welded on the upper end face of the lifting plate and are connected onto the L-shaped mounting plate in a penetrating and sliding manner, and springs are sleeved outside each sliding rod between the lifting plate and the L-shaped mounting plate; the bottom end face of the lifting plate is rotatably connected with two transmission rollers, and the outer parts of the two transmission rollers are in transmission connection with a grinding belt; grinding motor installs at lift plate up end, and installs band pulley A in grinding motor's the pivot, and one of rear side band pulley B is installed to the pivot right-hand member of driving roller, and band pulley B passes through the belt and is connected with band pulley A transmission.

Furthermore, the clamping part comprises a fixed seat, a strip-shaped groove, a clamping screw, a clamping plate, nuts and a rubber clamping block, the fixed seat is fixedly arranged on the right side of the upper end face of the cutting table, the strip-shaped groove is formed in the middle of the bottom end face of the fixed seat, the clamping screw is rotatably connected inside the strip-shaped groove, two reverse threads are symmetrically arranged on the outer portion of the clamping screw in a left-right mode, and the two nuts are connected to the outer portion of the clamping screw through the two reverse threads; the top end face of the fixing seat is provided with a strip-shaped through hole communicated with the strip-shaped groove, the top end face of the fixing seat is provided with two T-shaped sliding grooves, the top end face of the fixing seat is connected with two clamping plates in a sliding mode through the two T-shaped sliding grooves, and the two clamping plates are fixedly connected with two nuts respectively; two the splint opposite face all is equipped with a rubber clamp splice, and two rubber clamp splice opposite faces all are even form and have seted up the arc and press from both sides the mouth.

Further, when the lifting plate is in a downward moving state, the pushing rod drives the plate and the v-shaped driving plate to move downward, and the four driving columns respectively drive the two clamping plates to move towards opposite directions simultaneously.

Furthermore, the front side of the bottom end face of the material receiving hopper is distributed in a downward inclined shape, and the inclined angle is twenty degrees to thirty degrees.

Advantageous effects

1. According to the invention, through the matching of the lifting plate, the electric cylinder and the automatic clamping mechanism, the plate and the v-21274-shaped driving plate can be driven to move downwards by the driving rod in the downward movement process of the lifting plate, then the four driving columns drive the two clamping plates to move towards opposite directions simultaneously under the action of the strip-shaped guide through openings formed in the v-21274-shaped driving plate, and then the precise pipe fitting is clamped and fixed by the trapezoidal clamping blocks on the clamping plates, so that the automatic clamping mechanism on the cutting machine does not need manual operation when the precise pipe fitting is clamped and positioned, and the working efficiency of the precise pipe fitting in cutting is greatly improved.

2. According to the precision pipe cutting machine, through the matching of the cutting mechanism and the fine processing mechanism, the lifting plate moving downwards can drive the fine processing mechanism to move downwards in the process that the cutting mechanism cuts precision pipes, so that the bottom of the polishing belt is in contact with the cut-off cuts at the upper ends of the precision pipes clamped on the clamping part, then the polishing motor is started, the belt wheel A drives the belt wheel B to rotate through the belt, then the rear side driving roller drives the polishing belt to drive, and then the cut-off cuts at the upper ends of the precision pipes are polished and subjected to fine processing through the driven polishing belt, so that the practicability of the cutting machine is improved.

3. According to the invention, the front and rear strip-shaped guide through holes are distributed in a splayed shape on one side surface of the v-21274-shaped driving plate, so that in the downward movement process of the lifting plate, the two sides drive the columns to drive the two clamping plates to move towards opposite directions simultaneously under the action of the splayed strip-shaped guide through holes, thus the precise pipe fitting can be ensured to be positioned in the middle part during clamping, the deviation phenomenon of the precise pipe fitting during clamping is avoided, and the reliability of the cutting mechanism during cutting is improved.

Drawings

In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings of the embodiments will be briefly described below.

The drawings in the following description relate to some embodiments of the invention only and are not intended to limit the invention.

In the drawings:

fig. 1 is a schematic diagram of a first viewing angle structure according to an embodiment of the present invention.

Fig. 2 is a second perspective structural diagram of the embodiment of the invention.

Fig. 3 is a structural diagram in a split state according to an embodiment of the present invention.

FIG. 4 is a schematic view of a cutting mechanism and push rod configuration of an embodiment of the present invention.

FIG. 5 is a schematic view of the cutting table and the automatic clamping mechanism of the embodiment of the present invention after disassembly.

FIG. 6 is a schematic structural diagram of an L-shaped mounting plate and a fine processing mechanism according to an embodiment of the present invention.

Fig. 7 is a schematic structural view of the clamping portion of the embodiment of the invention after being disassembled.

Fig. 8 is a schematic structural view of the fixing base and the clamping plate after being disassembled according to the embodiment of the invention.

Fig. 9 is a schematic structural view of a cutting mechanism and an automatic clamping mechanism of an embodiment of the invention.

List of reference numerals

1. Cutting table; 101. a first backing plate; 102. a second backing plate; 103. a first rectangular through opening; 104. a second rectangular through opening; 105. a receiving hopper; 2. a support plate shaped like a Chinese character' \21274; 3. a cutting mechanism; 301. a lifting plate; 302. an electric cylinder; 303. cutting the motor; 304. a cutting blade; 305. an L-shaped mounting plate; 306. a rotating shaft; 4. an automatic clamping mechanism; 401. a clamping plate; 402. driving the plate; 403. v-shaped driving plates 21274; 404. a push rod; 405. a sliding cylinder; 406. an annular stop block; 407. a strip-shaped guide through opening; 408. driving the column; 6. a fine processing mechanism; 601. lifting the plate; 602. a slide bar; 603. polishing the motor; 604. a driving roller; 605. polishing the belt; 7. a clamping part; 701. a fixed seat; 702. a strip-shaped groove; 703. clamping the screw rod; 704. a splint; 705. a nut; 706. a rubber clamping block.

Detailed Description

In order to make the objects, aspects and advantages of the embodiments of the present invention more apparent, the embodiments of the present invention will be described in detail with reference to the accompanying drawings. Unless otherwise indicated, terms used herein have the ordinary meaning in the art. Like reference symbols in the various drawings indicate like elements.

Example (b): please refer to fig. 1 to fig. 9:

the invention provides a precise pipe splitting machine with a notch refining processing function, which comprises a cutting table 1; the middle part of the upper end surface of the cutting table 1 is provided with a v-shaped support plate 2, the upper end of the inner side of the v-shaped support plate 2 is provided with a cutting mechanism 3, and the right side of the cutting mechanism 3 is provided with a fine processing mechanism 6; a second rectangular through hole 104 is formed in the middle of the upper end face of the cutting table 1, an automatic clamping mechanism 4 is arranged inside the second rectangular through hole 104, a clamping part 7 is arranged on the front portion of the right side of the upper end face of the cutting table 1, a first rectangular through hole 103 is formed in the left side of the upper end face of the cutting table 1, and a material receiving hopper 105 is arranged outside the first rectangular through hole 103 on the bottom end face of the cutting table 1; the upper end face of the cutting table 1 is provided with a first base plate 101 and a second base plate 102, and the second base plate 102 and the first base plate 101 are respectively positioned at the left side and the right side of a second rectangular through hole 104; v-shaped placing grooves are formed in the middle of the upper end faces of the first base plate 101 and the second base plate 102; the inner side of the support plate 2 shaped like a Chinese character' 21274is symmetrically provided with four guide rods in a front-back manner, and the upper side of the outer part of each guide rod is provided with an annular limit plate; connect hopper 105 bottom end face front side to be the downward sloping form and distribute, and inclination is twenty degrees to thirty degrees to make the precision pipe fitting that cuts off roll to the inside front end position of hopper 105 under the slope effect of hopper 105 bottom end face, be convenient for get material work to the precision pipe fitting.

As shown in fig. 1 and 3, the cutting mechanism 3 comprises a lifting plate 301, an electric cylinder 302, a cutting motor 303, a cutting blade 304, an L-shaped mounting plate 305 and a rotating shaft 306, wherein the lifting plate 301 is slidably connected to four guide rods, the electric cylinder 302 is mounted on the top end surface of a support plate 2 shaped like a Chinese character 'ji' 21274, a telescopic rod of the electric cylinder 302 penetrates through the top end surface of the support plate 2 shaped like a Chinese character 'ji' 21274, and the lower end of the telescopic rod of the electric cylinder 302 is fixedly connected with the upper end surface of the lifting plate 301; the cutting motor 303 is arranged on the front side of the upper end face of the lifting plate 301, and a driving belt wheel is arranged at the left end of a rotating shaft on the cutting motor 303; the rotating shaft 306 is rotatably connected to the bottom of the lifting plate 301, the cutting blade 304 is fixedly mounted at the left end of the rotating shaft 306, and a driven pulley is mounted outside the rotating shaft 306 and is in transmission connection with the driving pulley through a belt; lifter plate 301 up end right side fixedly connected with L type mounting panel 305 through the setting of cutting mechanism 3, is convenient for cut the accurate pipe fitting.

As shown in fig. 2 and 4, the automatic clamping mechanism 4 comprises two clamping plates 401, two driving plates 402, a v-shaped driving plate 403, a pushing rod 404, a sliding cylinder 405, an annular limiting block 406, a strip-shaped guide through opening 407 and two driving columns 408, wherein the two clamping plates 401 are slidably connected inside the second rectangular through opening 104 through sliding rods, trapezoidal clamping blocks are arranged on the upper parts of the opposite surfaces of the two clamping plates 401, and the lower parts of the left side and the right side of each clamping plate 401 are fixedly connected with one driving column 408; two sliding cylinders 405 are fixedly connected to the front side surface and the rear side surface of the driving plate 402, a guide sliding rod fixedly connected to the bottom end surface of the cutting table 1 is slidably connected to the inner part of each sliding cylinder 405, a v-21274-shaped driving plate 403 is fixedly connected to the upper end surface of the driving plate 402, and two strip-shaped guide through openings 407 are formed in the left end surface and the right end surface of the v-21274403; four pushing rods 404 are connected to the driving plate 402 in a sliding manner, the upper ends of the four pushing rods 404 penetrate through the cutting table 1, the upper ends of the four pushing rods 404 are fixedly connected to the bottom end face of the lifting plate 301, an annular limiting block 406 is arranged on the lower side of the outer portion of each pushing rod 404, a spring is sleeved between the annular limiting block 406 and the driving plate 402 on the outer portion of each pushing rod 404, and the four driving columns 408 are connected with the four strip-shaped guide through openings 407 in a sliding manner respectively; the front and the rear strip-shaped guide through holes 407 are distributed in a splayed shape on one side surface of the v-shaped driving plate 403, and are used for automatically clamping and positioning the precise pipe to be cut through the arrangement of the automatic clamping mechanism 4.

As shown in fig. 1 and 6, the refining processing mechanism 6 includes a lifting plate 601, sliding rods 602, a grinding motor 603, a driving roller 604 and a grinding belt 605, the upper end surface of the lifting plate 601 is welded with four sliding rods 602, the four sliding rods 602 penetrate through and are slidably connected to the L-shaped mounting plate 305, and a spring is sleeved between the lifting plate 601 and the L-shaped mounting plate 305 outside each sliding rod 602; the bottom end face of the lifting plate 601 is rotatably connected with two driving rollers 604, and the outer parts of the two driving rollers 604 are in transmission connection with a grinding belt 605; grinding motor 603 installs in lift plate 601 up end, and installs band pulley A in grinding motor 603's the pivot, and band pulley B is installed to the pivot right-hand member of a driving roller 604 of rear side, and band pulley B passes through the belt and is connected with band pulley A transmission, through the setting of the processing mechanism 6 that becomes more meticulous for the precision pipe fitting upper end incision that cuts off is polished and is become more meticulous.

As shown in fig. 1, 7 and 8, the clamping portion 7 includes a fixed seat 701, a strip-shaped groove 702, a clamping screw 703, a clamping plate 704, a nut 705 and a rubber clamping block 706, the fixed seat 701 is fixedly installed on the right side of the upper end face of the cutting table 1, the strip-shaped groove 702 is formed in the middle of the bottom end face of the fixed seat 701, the clamping screw 703 is rotatably connected inside the strip-shaped groove 702, two reverse threads are symmetrically formed on the outer portion of the clamping screw 703, and the two nuts 705 are connected to the outer portion of the clamping screw 703 through the two reverse threads; the top end face of the fixed seat 701 is provided with a strip-shaped through hole communicated with the strip-shaped groove 702, the top end face of the fixed seat 701 is provided with two T-shaped sliding grooves, the top end face of the fixed seat 701 is connected with two clamping plates 704 in a sliding mode through the two T-shaped sliding grooves, and the two clamping plates 704 are fixedly connected with two nuts 705 respectively; two splint 704 opposite faces all are equipped with a rubber clamp splice 706, and two rubber clamp splice 706 opposite faces all are even forms and have seted up the arc and press from both sides the mouth, through the setting of clamping part 7 for carry out the centre gripping location with the accurate pipe fitting that cuts off, thereby can be more stable when polishing.

As shown in fig. 1 and 5, when the lifting plate 301 is in a downward moving state, the pushing rod 404 drives the driving plates 402 and the driving plate 403 in a shape like a Chinese character ' nu ' \ ' 21274downwards, and the four driving posts 408 respectively drive the two clamping plates 401 to simultaneously move in opposite directions, so as to drive the cutting motor 303, the cutting blade 304, the rotating shaft 306 and the fine processing mechanism 6 to move up and down through the arrangement of the lifting plate 301.

The specific use mode and function of the embodiment are as follows: when the precise pipe fitting is cut, firstly, the precise pipe fitting is placed in a V-shaped placing groove on a first backing plate 101 and a second backing plate 102, then a cutting motor 303 is started, a driving belt wheel drives a driven belt wheel to rotate through a belt, then a rotating shaft 306 drives a cutting blade 304 to rotate, then a telescopic rod of an electric cylinder 302 is controlled to extend downwards, so that a lifting plate 301 drives the rotating shaft 306 and the cutting blade 304 to move downwards, in the downward movement process of the lifting plate 301, a pushing rod 404 drives a plate 402 and a V-shaped driving plate 403 to move downwards, then two sides drive columns 408 under the action of strip-shaped guide through holes 407 formed in the V-shaped driving plate 403, so that four driving columns 408 respectively drive two clamping plates 401 to move towards opposite directions, and then the precise pipe fitting is clamped and fixed through trapezoidal clamping blocks on the clamping plates 401; then the lifting plate 301 drives the rotating shaft 306 and the cutting blade 304 to move downwards, then the precision pipe fitting is cut by the rotating cutting blade 304, then the cut precision pipe fitting falls into the receiving hopper 105, and then the cut precision pipe fitting rolls to the front end position in the receiving hopper 105 under the action of the bottom end face of the receiving hopper 105 inclining;

then, a worker clamps the cut precise pipe fitting inside the receiving hopper 105 on the clamping part 7, during clamping, the cut precise pipe fitting is placed between the two rubber clamping blocks 706, then the clamping screw 703 is manually rotated, so that the two nuts 705 drive the two clamping plates 704 to simultaneously move towards opposite directions under the action of two reverse threads outside the clamping screw 703, and then the cut precise pipe fitting is clamped through arc-shaped clamping openings formed in opposite surfaces of the two rubber clamping blocks 706; then in the accurate pipe fitting in-process of cutting mechanism 3 cutting, the lifter plate 301 of lapse still can take the processing agency 6 that becomes more meticulous to move down to make the accurate pipe fitting upper end incision contact of cutting off of centre gripping on grinding belt 605 bottom and the clamping part 7, then start polishing motor 603 again, make band pulley A take band pulley B to rotate through the belt, then a driving roller 604 area of rear side grinds the transmission of belt 605, then will cut off through driven grinding belt 605 the accurate pipe fitting upper end incision that becomes more meticulous and handle, thereby improved this cutting machine's practicality.

The above description is intended to be illustrative of the present invention and not to limit the scope of the invention, which is defined by the claims appended hereto.

Claims (10)

1. The utility model provides a precision pipe cutting machine with incision fine-grained processing function which characterized in that includes: a cutting table (1); the middle part of the upper end surface of the cutting table (1) is provided with a v-shaped support plate (2), the upper end of the inner side of the v-shaped support plate (2) is provided with a cutting mechanism (3), and the right side of the cutting mechanism (3) is provided with a fine processing mechanism (6); second rectangle opening (104) have been seted up in cutting bed (1) upper end face middle part, and inside automatic clamping mechanism (4) that is equipped with of second rectangle opening (104), cutting bed (1) upper end face right side forward-mounted has clamping part (7), and first rectangle opening (103) have been seted up on cutting bed (1) upper end face left side, and cutting bed (1) bottom face is located first rectangle opening (103) externally mounted and connects hopper (105).

2. A precision tube slitting machine with slit refining function as claimed in claim 1 wherein: the upper end surface of the cutting table (1) is provided with a first base plate (101) and a second base plate (102), and the second base plate (102) and the first base plate (101) are respectively positioned at the left side and the right side of a second rectangular through hole (104); v-shaped placing grooves are formed in the middle of the upper end faces of the first base plate (101) and the second base plate (102).

3. A precision tube slitting machine with slit refining function as claimed in claim 2 wherein: the inner side of the support plate (2) is symmetrically provided with four guide rods in a front-back manner, and the upper side of the outer part of each guide rod is provided with an annular limit plate.

4. A precision tube slitting machine with slit refining function as claimed in claim 3 wherein: the cutting mechanism (3) comprises a lifting plate (301), an electric cylinder (302), a cutting motor (303), a cutting blade (304), an L-shaped mounting plate (305) and a rotating shaft (306), the lifting plate (301) is connected to four guide rods in a sliding manner, the electric cylinder (302) is mounted on the top end face of a support plate (2) in a shape like a Chinese character 'li', a telescopic rod of the electric cylinder (302) penetrates through the top end face of the support plate (2) in a shape like a Chinese character 'li', and the lower end of the telescopic rod of the electric cylinder (302) is fixedly connected with the upper end face of the lifting plate (301); the cutting motor (303) is arranged on the front side of the upper end face of the lifting plate (301), and a driving belt wheel is arranged at the left end of a rotating shaft on the cutting motor (303); the rotating shaft (306) is rotatably connected to the bottom of the lifting plate (301), a cutting blade (304) is fixedly mounted at the left end of the rotating shaft (306), a driven belt wheel is mounted outside the rotating shaft (306), and the driven belt wheel is in transmission connection with the driving belt wheel through a belt; the right side of the upper end face of the lifting plate (301) is fixedly connected with an L-shaped mounting plate (305).

5. The precision tube slitting machine with slit refining function as claimed in claim 4, wherein: the automatic clamping mechanism (4) comprises two clamping plates (401), a driving plate (402), a V-shaped driving plate (403), a push rod (404), a sliding cylinder (405), an annular limiting block (406), a strip-shaped guide through hole (407) and a driving column (408), wherein the two clamping plates (401) are connected inside the second rectangular through hole (104) in a sliding manner through sliding rods, trapezoidal clamping blocks are arranged on the upper parts of the opposite surfaces of the two clamping plates (401), and the lower parts of the left side and the right side of each clamping plate (401) are fixedly connected with one driving column (408); two sliding cylinders (405) are fixedly connected to the front side surface and the rear side surface of the driving plate (402), a guide sliding rod fixedly connected to the bottom end surface of the cutting table (1) is slidably connected to the inner part of each sliding cylinder (405), a v-shaped driving plate (403) is fixedly connected to the upper end surface of the driving plate (402), and two strip-shaped guide through openings (407) are formed in the left end surface and the right end surface of the v-shaped driving plate (403); drive four catch bars (404) of sliding connection on plate (402), and four catch bar (404) upper ends run through cutting table (1), and four catch bar (404) upper end fixed connection are in lifter plate (301) bottom face, every catch bar (404) outside downside all is equipped with an annular stopper (406), and every catch bar (404) outside is located annular stopper (406) and drives all cup jointed the spring between plate (402), four drive post (408) respectively with four bar direction openings (407) sliding connection.

6. The precision tube slitting machine with slit refining function as claimed in claim 5, wherein: the front and the back strip-shaped guide through openings (407) are distributed in a splayed shape on one side surface of the v-shaped driving plate (403).

7. The precision tube slitting machine with slit refining function as claimed in claim 4, wherein: the fine processing mechanism (6) comprises a lifting plate (601), sliding rods (602), a polishing motor (603), a transmission roller (604) and a polishing belt (605), wherein the four sliding rods (602) are welded on the upper end face of the lifting plate (601), the four sliding rods (602) penetrate through and are slidably connected to an L-shaped mounting plate (305), and springs are sleeved between the lifting plate (601) and the L-shaped mounting plate (305) outside each sliding rod (602); the bottom end face of the lifting plate (601) is rotatably connected with two transmission rollers (604), and the outer parts of the two transmission rollers (604) are in transmission connection with a grinding belt (605); grinding motor (603) are installed at lift plate (601) up end, and install band pulley A in grinding motor's (603) the pivot, and one of rear side band pulley B is installed to the pivot right-hand member of driving roller (604), and band pulley B passes through the belt and is connected with band pulley A transmission.

8. A precision tube slitting machine with slit refining function as claimed in claim 1 wherein: the clamping part (7) comprises a fixed seat (701), a strip-shaped groove (702), a clamping screw (703), a clamping plate (704), nuts (705) and a rubber clamping block (706), wherein the fixed seat (701) is fixedly arranged on the right side of the upper end face of the cutting table (1), the strip-shaped groove (702) is formed in the middle of the bottom end face of the fixed seat (701), the clamping screw (703) is rotatably connected to the inside of the strip-shaped groove (702), two reverse threads are symmetrically formed on the outer portion of the clamping screw (703) in a left-right mode, and the two nuts (705) are connected to the outer portion of the clamping screw (703) through the two reverse threads; the top end face of the fixed seat (701) is provided with a strip-shaped through hole communicated with the strip-shaped groove (702), the top end face of the fixed seat (701) is provided with two T-shaped sliding grooves, the top end face of the fixed seat (701) is connected with two clamping plates (704) in a sliding mode through the two T-shaped sliding grooves, and the two clamping plates (704) are fixedly connected with two nuts (705) respectively; two splint (704) opposite face all is equipped with a rubber clamp splice (706), and two rubber clamp splice (706) opposite faces all are the even form and have seted up the arc and press from both sides the mouth.

9. The precision tube slitting machine with slit refining function as claimed in claim 5, wherein: when the lifting plate (301) is in a downward moving state, the pushing rod (404) drives the plate (402) and the driving plate (403) shaped like a Chinese character' 21274to move downwards, and the four driving columns (408) respectively drive the two clamping plates (401) to move towards opposite directions simultaneously.

10. A precision tube slitting machine with slit refining function as claimed in claim 1 wherein: connect hopper (105) bottom face front side to be the distribution of downward slope form, and inclination is twenty degrees to thirty degrees.

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