CN117183003A - Plastic outer protection pipe production cutting device - Google Patents

Abstract

The invention relates to the technical field of pipeline cutting, and particularly discloses a plastic outer protection pipe production cutting device which comprises a bottom plate, a conveying fixing frame, a first sliding plate, a meter, a holding unit, a cutting unit and a polishing unit, wherein the bottom plate is arranged on the bottom plate; one end of the bottom plate is connected with two supporting frames which are symmetrically arranged, and the two supporting frames are connected with a first guide rod; one side of the first sliding plate, which is far away from the first guide rod, is connected with a rotating toothed ring, and one side of the rotating toothed ring, which is far away from the first sliding plate, is provided with a guide ring; the enclasping unit is arranged on one side of the first sliding plate, which is close to the first guide rod; the cutting unit and the polishing unit are arranged between the rotating toothed ring and the guide ring. In the process of processing the plastic pipe, when the plastic pipe moves to a preset length, the first sliding plate fixedly moves along with the plastic pipe, the plastic pipe is cut by the cutting unit, the first sliding plate after cutting the plastic pipe is reset, and the length of the plastic pipe is calculated by the meter to continue processing the plastic pipe.

Description

Plastic outer protection pipe production cutting device

Technical Field

The invention relates to the technical field of pipeline cutting, in particular to a cutting device for producing a plastic outer protection pipe.

Background

When the plastic pipe is used, the plastic pipe is required to be cut into a plurality of sections and then transported to a place where the plastic pipe is required to be used, but when the plastic pipe is cut, burrs and thorns appear at the cutting position of the plastic pipe, so that the plastic pipe is easy to be damaged in the manual carrying process and is not attractive;

in the patent application document of application publication number CN114799322A, a cutting deburring device for pipeline production is disclosed, the both ends symmetry at the top of a machine base are provided with a conveying line, both ends symmetry at the conveying line are provided with a fixing component, a machine bin is arranged in the middle of the machine base, one end inside the machine bin is provided with a circular cutting component, the other end inside the machine bin is provided with a grinding component, when the pipeline is cut, the pipeline can be cut through the circular cutting component after the pipeline reaches a certain length, the grinding component can polish the cut part of the pipeline after the cutting is completed, however, the device needs the plastic pipe to stop moving when cutting the plastic pipe, and the cut plastic pipe is provided with two surfaces to be polished, the grinding component can only polish one end of the plastic pipe and then polish the other end, so that the processing time of the plastic pipe is increased, and the processing efficiency of the plastic pipe is reduced.

Disclosure of Invention

The invention provides a plastic outer protection pipe production cutting device, which aims to solve the technical problems that in the related art, when a plastic pipe is cut, the plastic pipe is required to stop moving, the cut plastic pipe is provided with two surfaces to be polished, a grinding component can only polish one end of the plastic pipe and then polish the other end of the plastic pipe, so that the processing time of the plastic pipe is increased, and the processing efficiency of the plastic pipe is reduced.

The invention relates to a plastic outer protection pipe production cutting device, which comprises:

the bottom plate is provided with a first guide rod, the length direction of the first guide rod is in the same direction as the length direction of the bottom plate, and the first guide rod is sleeved with a first spring;

the conveying fixing frame is arranged on the bottom plate and is suitable for conveying the plastic pipes, and the first guide rods and the conveying fixing frame are arranged at intervals along the length direction of the bottom plate;

the first sliding plate slides on the first guide rod, a through hole is formed in the middle of the first sliding plate, the through hole is suitable for a plastic pipe to pass through, one side, away from the first guide rod, of the first sliding plate is connected with a rotating toothed ring, and one side, away from the first sliding plate, of the rotating toothed ring is provided with a guide ring;

the meter is elastically arranged on the first sliding plate and is suitable for measuring the moving length of the plastic pipe;

the enclasping unit is arranged on one side of the first sliding plate, which is close to the first guide rod, so as to fix the plastic pipe reaching the preset length;

the cutting unit and the polishing unit are arranged between the rotary toothed ring and the guide ring, and the polishing unit is positioned on one side of the cutting unit and is rotated by the rotary toothed ring to drive the cutting unit and the polishing unit to work for polishing after cutting the plastic pipe.

Preferably, the enclasping unit comprises a rotating ring rotatably connected to the first sliding plate, a plurality of supporting arms are arranged on the front side of the rotating ring, the supporting arms are annularly arrayed, the supporting arms are rotatably installed on the first sliding plate, one end, close to the rotating ring, of each supporting arm slides on the rotating ring, and one end, far away from the rotating ring, of each supporting arm is hinged with a clamping block in contact with the plastic pipe.

Preferably, a transmission rack is arranged below the rotating ring, a first driver is connected below the first sliding plate, and a first driving gear meshed with the transmission rack is connected to the first driver.

Preferably, the rear side of the first sliding plate is rotationally connected with a rotating toothed ring, a second driver is connected above the first sliding plate and arranged along the left-right direction of the bottom plate, a driving gear is connected on the second driver, a second driving gear meshed with the outer side of the rotating toothed ring is mounted on the first sliding plate, and a driven gear meshed with the driving gear is connected on a rotating rod in the middle of the second driving gear.

Preferably, a guide ring is arranged on one side, far away from the first sliding plate, of the rotating toothed ring, a first toothed ring and a second toothed ring are arranged on one side, facing the first sliding plate, of the guide ring, the guide ring is connected to the first sliding plate, and the cutting unit and the polishing unit are arranged between the rotating toothed ring and the guide ring.

Preferably, the cutting unit is provided with a plurality of, and is a plurality of cutting unit annular array arranges, the cutting unit includes the installed part, the installed part is connected in one side of rotating the ring gear towards the guide ring, the installed part top rotates and is connected with first bevel gear, first bevel gear and second ring gear meshing, the middle part threaded connection of first bevel gear has the lead screw, rotate on the lead screw and be connected with the installation piece, the installation piece is connected with the installation axle towards one side of rotating the ring gear, install the cutter on the installation axle, the one end that the installation piece was kept away from to the installation axle is connected with the second guide bar, the radial through-mounting piece of second guide bar along rotating the ring gear.

Preferably, the unit of polishing includes the second mounting panel, the below both ends relative slip of second mounting panel has two first boards of polishing, two first boards of polishing are removed in opposite directions, and two first boards of polishing set up along fore-and-aft direction symmetry, the one end that the mounting panel was kept away from to first board of polishing articulates there is the second board of polishing, two the second board of polishing is kept away from the one end of first board of polishing and is set up in opposite directions slope, two equal fixedly connected with third spring between first board of polishing and the second board of polishing.

Preferably, a lifting unit for driving the polishing unit to move up and down is arranged on one side, facing the guide ring, of the rotating toothed ring, and comprises a spring expansion device connected to the rotating toothed ring, and the spring expansion device is connected with the second mounting plate.

Preferably, the spring expansion device is connected with a first electric expansion rod, the expansion end of the first electric expansion rod is connected with a driving plate, a toothed plate is elastically connected above the driving plate, an adjusting toothed bar matched with the toothed plate for use is connected to the second mounting plate, a U-shaped frame is connected to the spring expansion device, one end of the U-shaped frame, far away from the spring expansion device, is rotationally connected with a rotating shaft, one end of the rotating shaft is fixedly connected with a second bevel gear meshed with a first toothed ring, the other end of the rotating shaft is fixedly connected with a cam abutted against the driving plate, and a linkage arm is hinged between the mounting block and the adjusting toothed bar.

Preferably, the second fixed plate is fixedly connected with above the linkage arm, the fourth guide rod is fixedly connected with on the second fixed plate, the supporting component is including the first fixed plate of sliding on the fourth guide rod, the below fixedly connected with link of first fixed plate, the lower extreme fixedly connected with toper top of link, the both sides of link all articulate there is the fagging that corresponds with the plastic tubing inner wall, the one end of fagging articulates there is the roof, be connected with the second electric telescopic handle on the first fixed plate, the flexible end of second electric telescopic handle runs through first fixed plate, and rotates and be connected with the lifter plate, the lifter plate is located between two fagging, the both sides of lifter plate are articulated with two roof respectively.

By adopting the technical scheme, the invention has the beneficial effects that:

1. the plastic pipe is transported to the first sliding plate through the conveying fixing frame, the length of the plastic pipe moving is calculated through the meter counter, when the plastic pipe moves to the preset length, the position of the plastic pipe is fixed through the enclasping unit, the plastic pipe is processed through the cutting unit and the polishing unit, the first sliding plate moves on the first guide rod along with the movement of the plastic pipe in the process of fixedly cutting and polishing the plastic pipe, after the plastic pipe is cut, the first sliding plate continues to calculate the moving length of the plastic pipe through the meter counter in the process of resetting under the first spring, and then the processing treatment of the plastic pipe is continued, so that the intermittent cutting of the plastic pipe is realized under the condition that the movement of the plastic pipe is not stopped, and the working efficiency of cutting the plastic pipe is effectively improved.

2. The cutter is in contact with the plastic tubing in-process, the unit of polishing is close to through the linking arm following the approach of cutter, after the unit of polishing is close to the plastic tubing, the unit of polishing stretches into plastic tubing incision department, cooperation through second bevel gear and first ring gear for the cam drives the pinion rack reciprocating motion from top to bottom, the unit of polishing realizes reciprocating motion from top to bottom simultaneously under the cooperation of pinion rack and regulation rack bar, makes the unit of polishing polish plastic tubing incision department both sides, thereby has solved under the common circumstances and needs to polish respectively to plastic tubing incision department both sides and has led to the condition of increase polishing time.

3. Because the plastic pipe is the hose, enter into the plastic pipe cutting department through the fagging after the cutter cuts the plastic pipe, drive the roof on the lifter plate through the electronic telescopic link of second and upwards remove for two fagging open and contact with the inner wall of plastic pipe, thereby correct the shape of plastic pipe, make the plastic pipe keep original shape.

Drawings

Fig. 1 is a schematic structural view of the present invention.

Fig. 2 is a schematic diagram showing a front view of a first sliding plate according to the present invention.

Fig. 3 is a schematic rear view of the first sliding plate of the present invention.

Fig. 4 is a schematic structural view of the guide ring of the present invention.

Fig. 5 is a schematic view of the configuration of the cooperation between the cutting unit and the sharpening unit of the present invention.

Fig. 6 is a schematic view of a part of the structure of the cutting unit of the present invention.

Fig. 7 is a schematic view of the cooperation between the second bevel gear and the cam of the present invention.

Fig. 8 is a schematic structural view of the polishing unit of the present invention.

Fig. 9 is a schematic top view of the fit between the cutting unit and the sharpening unit of the present invention.

Fig. 10 is a schematic view of the structure of the support assembly of the present invention.

Reference numerals:

1. a bottom plate; 11. a support frame; 12. a first guide bar; 13. a first spring; 14. conveying a fixing frame; 2. a plastic tube; 3. a first sliding plate; 31. a rotating ring; 32. a support arm; 33. a first slideway; 34. clamping blocks; 35. a drive rack; 36. a first driver; 37. a first drive gear; 4. a fixing frame; 41. a sliding handle; 42. a meter counter; 43. a handle; 5. a guide ring; 51. a first toothed ring; 52. a second toothed ring; 53. a first mounting plate; 6. rotating the toothed ring; 61. a second driver; 611. a drive gear; 62. a second drive gear; 621. a driven gear; 7. a cutting unit; 71. a mounting member; 72. a first bevel gear; 73. a mounting block; 74. a mounting shaft; 75. a cutter; 76. a screw rod; 77. a second guide bar; 8. a polishing unit; 81. a first abrasive plate; 82. a second polishing plate; 83. a third spring; 84. a second mounting plate; 841. a chute; 85. a spring retractor; 86. a U-shaped frame; 87. a rotating shaft; 88. a second bevel gear; 89. a cam; 801. a first electric telescopic rod; 802. a driving plate; 803. a toothed plate; 804. a third guide bar; 805. a second spring; 806. adjusting the toothed bar; 9. a support assembly; 91. a first fixing plate; 92. a connecting frame; 93. a conical plug; 94. a second electric telescopic rod; 96. a lifting plate; 97. a supporting plate; 98. a top plate; 911. a fourth guide bar; 912. a fourth spring; 10. a linkage arm; 101. and a second fixing plate.

Detailed Description

Reference will now be made in detail to embodiments of the present invention, examples of which are illustrated in the accompanying drawings. The embodiments described below by referring to the drawings are illustrative and intended to explain the present invention and should not be construed as limiting the invention.

As shown in fig. 1 and 5, the cutting device for producing plastic outer protective pipes provided by the invention comprises a bottom plate 1, the length direction of the bottom plate 1 is defined as the front-rear direction, the width direction of the bottom plate 1 is defined as the left-right direction, one end of the bottom plate 1 is connected with two supporting frames 11 which are symmetrically arranged, the two supporting frames 11 are fixedly connected with first guide rods 12, the first guide rods 12 are arranged along the front-rear direction of the bottom plate 1, the first guide rods 12 are sleeved with first springs 13, a first sliding plate 3 is arranged between the two first guide rods 12 in a sliding manner, a through hole is formed in the middle of the first sliding plate 3, the through hole is suitable for the plastic pipe 2 to pass through, a holding unit, a cutting unit 7 and a polishing unit 8 are respectively arranged on the first sliding plate 3, the polishing unit 8 is positioned on one side of the cutting unit 7 and is in linkage fit with the cutting unit 7, the first sliding plate 3 is contacted with the first springs 13, the other end of the bottom plate 1 is fixedly connected with a conveying fixing frame 14 which corresponds to the first sliding plate 3, the plastic pipe 2 enters the through hole, the holding unit 2 is fixedly and passes through the holding unit, the cutting unit 7 is used for polishing the edge of the plastic pipe 2, and the cutting unit 2 is matched with the cutting unit 8.

As shown in fig. 3, a fixing frame 4 is fixedly connected to the first sliding plate 3, a sliding handle 41 is elastically connected to the fixing frame 4 along the fixing frame 4, and in detail, a compression spring is connected between the sliding handle 41 and the fixing frame 4. The sliding handle 41 is fixedly connected with the handle 43 to drive the sliding handle 41 to move on the fixed frame 4, one end of the sliding handle 41, which is close to the plastic pipe 2, is fixedly connected with the meter counter 42, the meter counter 42 corresponds to the plastic pipe 2, and the plastic pipe 2 and the meter counter 42 realize the measurement of the length of the plastic pipe 2 during the movement.

In this embodiment, the plastic tube 2 is transported to the first sliding plate 3 through the conveying fixing frame 14, the length of the plastic tube 2 moving is calculated through the meter 42, when the plastic tube 2 moves to a preset length, the plastic tube 2 is fixed in position through the holding unit, the plastic tube 2 is processed through the cutting unit 7 and the polishing unit 8, in the process of fixedly cutting and polishing the plastic tube 2, the first sliding plate 3 moves on the first guide rod 12 along with the movement of the plastic tube 2, after the plastic tube 2 is cut, the first sliding plate 3 continues to calculate the moving length of the plastic tube 2 through the meter 42 in the resetting process under the first spring 13, and then continues to process the plastic tube 2, so that the intermittent cutting of the plastic tube 2 is realized under the condition that the movement of the plastic tube 2 is not stopped, and the working efficiency of cutting the plastic tube 2 is effectively improved.

As shown in fig. 2 to 4, the enclasping unit is disposed on the front side of the first sliding plate 3, and the enclasping unit includes a rotating ring 31 rotatably connected to the first sliding plate 3, wherein a plurality of support arms 32 are disposed on the front side of the rotating ring 31, the plurality of support arms 32 are arranged in an annular array, the support arms 32 are rotatably mounted on the first sliding plate 3, one end of the support arm 32, which is close to the rotating ring 31, slides on the rotating ring 31, in detail, a first slide way 33 is provided on the rotating ring 31, the first slide way 33 is an arc-shaped slot, and one end of the support arm 32 slides in the first slide way 33. The end of the support arm 32 far away from the rotating ring 31 is hinged with a clamping block 34 contacted with the plastic pipe 2, in detail, one side of the clamping block 34 near the plastic pipe 2 is provided with an arc groove, so that the clamping block 34 is more attached to the plastic pipe 2.

As shown in fig. 2, a transmission rack 35 is arranged below the rotating ring 31, a first driver 36 is fixedly connected below the first sliding plate 3, the first driver 36 can be in a structure of a motor, a motor and the like, a first driving gear 37 meshed with the transmission rack 35 is connected to the first driver 36, the first driving gear 37 is matched with the transmission rack 35 to drive the rotating ring 31 to rotate, and the clamping blocks 34 on the supporting arms 32 are driven by the rotating ring 31 to be fixed to the plastic pipe 2 close to the plastic pipe 2.

As shown in fig. 5 and 9, the rear side of the first sliding plate 3 is rotatably connected with a rotary toothed ring 6, a second driver 61 is fixedly connected above the first sliding plate 3, the second driver 61 is arranged along the left-right direction of the bottom plate 1, the second driver 61 is a motor, a driving gear 611 is connected to the second driver 61, a second driving gear 62 meshed with the outer side of the rotary toothed ring 6 is mounted on the first sliding plate 3, a driven gear 621 meshed with the driving gear 611 is fixedly connected to a rotating rod in the middle of the second driving gear 62, and the driving gear 611 and the driven gear 621 are vertically arranged, so that the second driver 61 drives the rotary toothed ring 6 to rotate through the second driving gear 62.

As shown in fig. 4 and 5, a guide ring 5 is provided on a side of the rotating toothed ring 6 away from the first sliding plate 3, a first toothed ring 51 and a second toothed ring 52 are provided on a side of the guide ring 5 facing the first sliding plate 3, a first mounting plate 53 is fixedly connected to both sides of a lower end of the guide ring 5, the first mounting plate 53 is connected to the first sliding plate 3, and a cutting unit 7 and a polishing unit 8 are provided between the rotating toothed ring 6 and the guide ring 5.

As shown in fig. 5 and 6, the cutting units 7 are provided with a plurality of cutting units 7 in an annular array, the cutting units 7 comprise mounting pieces 71, the mounting pieces 71 are fixedly connected to one side of the rotating toothed ring 6 facing the guide ring 5, a first bevel gear 72 is rotatably connected to the upper side of the mounting pieces 71, the first bevel gear 72 is meshed with the second toothed ring 52, a lead screw 76 is in threaded connection with the middle of the first bevel gear 72, a mounting block 73 is rotatably connected to the lower end of the lead screw 76, a mounting shaft 74 is fixedly connected to one side of the mounting block 73 facing the rotating toothed ring 6, a cutter 75 is mounted on the mounting shaft 74, one end, far away from the mounting block 73, of the mounting shaft 74 is connected with a second guide rod 77, the second guide rod 77 penetrates through the mounting pieces 71 in the radial direction of the rotating toothed ring 6, and the position of the mounting block 73 can be limited by the second guide rod 77, and the lead screw 76 is prevented from driving the mounting block 73 to rotate.

In this embodiment, the rotating toothed ring 6 can drive the screw rod 76 to move through the meshing engagement of the first bevel gear 72 and the second toothed ring 52 in the rotating process, so that the mounting block 73 drives the cutter 75 on the mounting shaft 74 to approach the plastic tube 2 to rotationally cut the plastic tube 2.

As shown in fig. 5, 7 and 9, one side of the cutting unit 7 is used for driving the lifting unit of the polishing unit 8 to move up and down, the lifting unit comprises a spring telescopic device 85 fixedly connected to one side of a rotating toothed ring 6 facing a guide ring 5, the lower end of the spring telescopic device 85 is connected with the polishing unit 8, one side of the spring telescopic device 85 is fixedly connected with a first electric telescopic rod 801, the telescopic end of the first electric telescopic rod 801 is fixedly connected with a driving plate 802, a toothed plate 803 is arranged above the driving plate 802, a third guide rod 804 is connected between the toothed plate 803 and the driving plate 802, the third guide rod 804 slides up and down on the driving plate 802, a second spring 805 sleeved on the third guide rod 804 is fixedly connected between the toothed plate 803 and the driving plate 802, an adjusting toothed rod 806 matched with the toothed plate 803 is connected to the upper side of the polishing unit 8, the other side of the spring telescopic device 85 is fixedly connected with a U-shaped frame 86, one end of the U-shaped frame 86, which is far away from the spring telescopic device 85, is rotatably connected with a rotating shaft 87, one end of the driving shaft 87 is fixedly connected with the second toothed block 87 engaged with the first toothed ring 87, the toothed plate 88 is meshed with the second toothed block 88, and the other end of the driving arm is fixedly connected with the rotating shaft 89 is hinged with the rotating shaft 80, and the bevel block is hinged with the rotating shaft 10.

In this embodiment, the cutter 75 is in contact with the plastic tube 2, the polishing unit 8 approaches along with the approach of the cutter 75 through the linkage arm 10, after the polishing unit 8 approaches the plastic tube 2, the polishing unit 8 stretches into the notch of the plastic tube 2, and the cam 89 drives the toothed plate 803 to reciprocate up and down through the cooperation of the second bevel gear 88 and the first toothed ring 51, so that the polishing unit 8 realizes the up-and-down reciprocating motion simultaneously through the cooperation of the toothed plate 803 and the adjusting toothed bar 806, and the polishing unit 8 polishes two sides of the notch of the plastic tube 2, thereby solving the problem that the polishing time is increased because the two sides of the notch of the plastic tube 2 need to be polished respectively under the common condition.

As shown in fig. 7 and 8, the polishing unit 8 includes a second mounting plate 84 connected to the telescopic end of the spring telescopic device 85, two first polishing plates 81 are relatively slid at two ends below the second mounting plate 84, the two first polishing plates 81 move in opposite directions, in detail, a sliding slot 841 is formed on one side of the second mounting plate 84 facing the plastic tube 2, and the first polishing plates 81 slide in the sliding slot 841. Two first polishing plates 81 set up along fore-and-aft direction symmetry, and the one end that second mounting panel 84 was kept away from to first polishing plate 81 articulates there is second polishing plate 82, and the one end that first polishing plate 81 was kept away from to two second polishing plates 82 sets up in opposite directions to the better cutting department that gets into plastic tubing 2 of second polishing plate 82 of being convenient for all fixedly connected with third spring 83 between two first polishing plates 81 and the second polishing plate 82.

In this embodiment, the first polishing plate 81 may polish both sides of the cut portion of the plastic tube 2, and the second mounting plate 84 may polish burrs of the protruding plastic tube 2 after the plastic tube 2 is cut, so that the plastic tube 2 is attractive, where the third spring 83 can ensure that the first polishing plate 81 and the second polishing plate 82 are always kept in contact during polishing of the plastic tube 2.

As shown in fig. 5, 9 and 10, the second fixing plate 101 is fixedly connected to the upper part of the linkage arm 10, the fourth guide rod 911 is fixedly connected to the second fixing plate 101, the supporting component 9 comprises a first fixing plate 91 sliding on the fourth guide rod 911, a fourth spring 912 sleeved on the fourth guide rod 911 is arranged between the first fixing plate 91 and the second fixing plate 101, the connecting frame 92 is fixedly connected to the lower part of the first fixing plate 91, the conical top 93 is fixedly connected to the lower end of the connecting frame 92, supporting plates 97 corresponding to the inner wall of the plastic pipe 2 are hinged to the two sides of the connecting frame 92, the width of the conical top 93 is larger than the distance between the outer surfaces of the two supporting plates 97, the supporting plates 97 can conveniently and rapidly enter into a cut gap of the plastic pipe 2, a top plate 98 is hinged to the lower part of the supporting plates 97, the second electric telescopic rod 94 is fixedly connected to the upper part of the first fixing plate 91, the telescopic ends of the second electric telescopic rod 94 penetrate through the first fixing plate 91, and are rotatably connected with lifting plates 96, the lifting plates 96 are arranged between the two lifting plates 97, and the two sides of the lifting plates 96 are hinged to the two top plates 98 respectively.

In this embodiment, since the plastic tube 2 is a hose, after the cutting knife 75 cuts the plastic tube 2, the plastic tube 2 enters the cutting position of the plastic tube 2 through the supporting plates 97, and the second electric telescopic rod 94 drives the top plate 98 on the lifting plate 96 to move upwards, so that the two supporting plates 97 are opened to contact with the inner wall of the plastic tube 2, and the shape of the plastic tube 2 is corrected, so that the plastic tube 2 maintains the original shape.

The working principle of the invention is as follows:

when the plastic pipe 2 moves to the position of the meter 42 through the conveying fixed frame 14, the sliding handle 41 is pulled by the handle 43 to enable the meter 42 to be in contact with the outer wall of the plastic pipe 2, when the meter 42 calculates that the plastic pipe 2 moves to a preset length, the first driver 36 drives the rotating ring 31 to rotate through the cooperation between the first driving gear 37 and the transmission rack 35, the rotating ring 31 rotates through the supporting arm 32, the clamping blocks 34 on the supporting arm 32 are close to the plastic pipe 2 to clamp the position of the plastic pipe 2, at the moment, the plastic pipe 2 continuously moves under the action of the conveying fixed frame 14, the plastic pipe 2 drives the first sliding plate 3 to move on the first guide rod 12, and meanwhile, the first spring 13 is compressed under stress;

while the plastic pipe 2 is tightly held, the second driver 61 drives the rotary toothed ring 6 to rotate through the second driving gear 62, and at the moment, the lead screw 76 is driven to rotate under the cooperation of the first bevel gear 72 and the second toothed ring 52, so that the lead screw 76 drives the mounting block 73 to be close to the plastic pipe 2, the mounting block 73 drives the cutter 75 on the mounting shaft 74 to be in contact with the plastic pipe 2, and the plastic pipe 2 is slowly cut from shallow to deep;

the mounting block 73 is close to the plastic pipe 2, the linkage arm 10 drives the spring telescopic device 85 to enable the second polishing plate 82 on the second mounting plate 84 to be close to the plastic pipe 2, when the cutter 75 cuts the plastic pipe 2 out of an opening, the second polishing plate 82 stretches into two sides of the cutting position of the plastic pipe 2, at the moment, the first electric telescopic rod 801 drives the toothed plate 803 to be meshed with the adjusting toothed rod 806 through the driving plate 802 and the third guide rod 804, and meanwhile, under the cooperation of the second bevel gear 88 and the first toothed ring 51, the cam 89 on the rotating shaft 87 is driven to rotate, the cam 89 drives the toothed plate 803 to realize up-and-down reciprocating motion, and the toothed plate 803 polishes two sides of the cutting position of the plastic pipe 2 through the polishing unit 8 on the adjusting toothed rod 806;

after finishing polishing the cutting part of the plastic pipe 2, the plastic pipe 2 is released from being held tightly, the first sliding plate 3 moves to reset under the condition that the pressure is released by the first spring 13, at the moment, the meter counter 42 moves to the other section of plastic pipe 2 to continuously measure the length of the plastic pipe 2, and when the meter counter 42 detects that the length of the plastic pipe 2 reaches a preset value, the plastic pipe 2 is held tightly again, so that polishing after cutting is continuously performed on the plastic pipe 2, and the cycle is performed.

In the description of the present invention, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", etc. indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a specific orientation, be configured and operated in a specific orientation, and therefore should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying a relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defining "a first" or "a second" may explicitly or implicitly include at least one such feature. In the description of the present invention, the meaning of "plurality" means at least two, for example, two, three, etc., unless specifically defined otherwise.

While embodiments of the present invention have been shown and described above, it will be understood that the above embodiments are illustrative and not to be construed as limiting the invention, and that variations, modifications, alternatives and variations may be made to the above embodiments by one of ordinary skill in the art within the scope of the invention.

Claims (10)

1. A plastic outer protective tube production cutting device, which is characterized by comprising:

the novel structure comprises a bottom plate (1), wherein a first guide rod (12) is arranged on the bottom plate (1), the length direction of the first guide rod (12) is in the same direction as the length direction of the bottom plate (1), and a first spring (13) is sleeved on the first guide rod (12);

the conveying fixing frame (14), the conveying fixing frame (14) is arranged on the bottom plate (1) and is suitable for conveying the plastic pipe (2), and the first guide rods (12) and the conveying fixing frame (14) are arranged at intervals along the length direction of the bottom plate (1);

the plastic pipe comprises a first sliding plate (3), wherein the first sliding plate (3) slides on a first guide rod (12), a through hole is formed in the middle of the first sliding plate (3), the through hole is suitable for a plastic pipe (2) to pass through, one side, far away from the first guide rod (12), of the first sliding plate (3) is connected with a rotating toothed ring (6), and one side, far away from the first sliding plate (3), of the rotating toothed ring (6) is provided with a guide ring (5);

a meter (42), the meter (42) is elastically arranged on the first sliding plate (3) and is suitable for measuring the moving length of the plastic pipe (2);

the enclasping unit is arranged on one side of the first sliding plate (3) close to the first guide rod (12) so as to fix the plastic pipe (2) reaching the preset length;

cutting element (7) and unit of polishing (8), cutting element (7) and unit of polishing (8) all set up between rotating ring gear (6) and guide ring (5), unit of polishing (8) are located one side of cutting element (7), rotate through rotating ring gear (6) to drive cutting element (7) and unit of polishing (8) work and polish after cutting plastic tubing (2).

2. The plastic outer protection pipe production cutting device according to claim 1, wherein the holding unit comprises a rotating ring (31) rotatably connected to the first sliding plate (3), a plurality of supporting arms (32) are arranged on the front side of the rotating ring (31), the supporting arms (32) are annularly arrayed, the supporting arms (32) are rotatably installed on the first sliding plate (3), one end, close to the rotating ring (31), of each supporting arm (32) slides on the rotating ring (31), and one end, far away from the rotating ring (31), of each supporting arm (32) is hinged with a clamping block (34) in contact with the plastic pipe (2).

3. The plastic outer protection pipe production cutting device according to claim 2, wherein a transmission rack (35) is arranged below the rotating ring (31), a first driver (36) is connected below the first sliding plate (3), and a first driving gear (37) meshed with the transmission rack (35) is connected to the first driver (36).

4. The plastic outer protection pipe production cutting device according to claim 1, wherein the rear side of the first sliding plate (3) is rotationally connected with a rotary toothed ring (6), a second driver (61) is connected above the first sliding plate (3), the second driver (61) is arranged along the left-right direction of the bottom plate (1), a driving gear (611) is connected on the second driver (61), a second driving gear (62) meshed with the outer side of the rotary toothed ring (6) is mounted on the first sliding plate (3), and a driven gear (621) meshed with the driving gear (611) is connected on a rotating rod in the middle of the second driving gear (62).

5. The plastic outer protection pipe production cutting device according to claim 4, characterized in that a guide ring (5) is arranged on the side of the rotating toothed ring (6) away from the first sliding plate (3), a first toothed ring (51) and a second toothed ring (52) are arranged on the side of the guide ring (5) facing the first sliding plate (3), the guide ring (5) is connected to the first sliding plate (3), and the cutting unit (7) and the polishing unit (8) are arranged between the rotating toothed ring (6) and the guide ring (5).

6. The plastic outer protection pipe production cutting device according to claim 5, wherein the cutting units (7) are arranged in a plurality of annular arrays, the cutting units (7) comprise mounting pieces (71), the mounting pieces (71) are connected to one side of the rotating toothed ring (6) facing the guide ring (5), first bevel gears (72) are rotatably connected to the mounting pieces (71) above, the first bevel gears (72) are meshed with second toothed rings (52), screw rods (76) are connected to middle threads of the first bevel gears (72), mounting blocks (73) are rotatably connected to the screw rods (76), mounting shafts (74) are connected to one side of the mounting blocks (73) facing the rotating toothed ring (6), cutters (75) are mounted to the mounting shafts (74), one ends of the mounting shafts (74) far away from the mounting blocks (73) are connected to second guide rods (77), and the second guide rods (77) penetrate through the mounting pieces (71) along the radial direction of the rotating toothed ring (6).

7. The plastic outer protection pipe production cutting device according to claim 5, wherein the polishing unit (8) comprises a second mounting plate (84), two first polishing plates (81) are relatively slid at two ends below the second mounting plate (84), the two first polishing plates (81) move in opposite directions, the two first polishing plates (81) are symmetrically arranged along the front-back direction, one end, far away from the mounting plate (84), of each first polishing plate (81) is hinged with a second polishing plate (82), one end, far away from the first polishing plates (81), of each second polishing plate (82) is obliquely arranged in opposite directions, and a third spring (83) is fixedly connected between each first polishing plate (81) and each second polishing plate (82).

8. The plastic outer protection pipe production cutting device according to claim 7, wherein a lifting unit for driving the polishing unit (8) to move up and down is arranged on the side, facing the guide ring (5), of the rotating toothed ring (6), and comprises a spring telescopic device (85) connected to the rotating toothed ring (6), and the spring telescopic device (85) is connected with the second mounting plate (84).

9. The plastic outer protection pipe production cutting device according to claim 7, wherein the spring telescoping device (85) is connected with a first electric telescoping rod (801), the telescoping end of the first electric telescoping rod (801) is connected with a driving plate (802), the upper side of the driving plate (802) is elastically connected with a toothed plate (803), the second mounting plate (84) is connected with an adjusting toothed bar (806) matched with the toothed plate (803), the spring telescoping device (85) is connected with a U-shaped frame (86), one end of the U-shaped frame (86), far away from the spring telescoping device (85), is rotationally connected with a rotating shaft (87), one end of the rotating shaft (87) is fixedly connected with a second bevel gear (88) meshed with the first toothed ring (51), the other end of the rotating shaft (87) is fixedly connected with a cam (89) abutting against the driving plate (802), and a connecting arm (10) is hinged between the mounting block (73) and the adjusting toothed bar (806).

10. The plastic outer protection pipe production cutting device according to claim 9, wherein a second fixing plate (101) is fixedly connected to the upper portion of the linkage arm (10), a fourth guide rod (911) is fixedly connected to the second fixing plate (101), the supporting component (9) comprises a first fixing plate (91) sliding on the fourth guide rod (911), a connecting frame (92) is fixedly connected to the lower portion of the first fixing plate (91), a conical top (93) is fixedly connected to the lower end of the connecting frame (92), supporting plates (97) corresponding to the inner wall of the plastic pipe (2) are hinged to two sides of the connecting frame (92), a top plate (98) is hinged to one end of each supporting plate (97), a second electric telescopic rod (94) is connected to the first fixing plate (91), a telescopic end of each second electric telescopic rod (94) penetrates through the first fixing plate (91), a lifting plate (96) is connected in a rotating mode, the lifting plate (96) is located between the two supporting plates (97), and two sides of each supporting plate (96) are hinged to the two top plates (98).