CN207310031U - The rotating mechanism of plastic tube pipe installation - Google Patents

Abstract

The utility model discloses a kind of rotating mechanism of plastic tube pipe installation, it can rotate in the grasping part of the lever mechanism of plastic tube pipe installation and with the effort handle of the lever mechanism and rotate, including the rotor of the first transluminal of tool in the grasping part and the rotation with the rotation section on the rotation section of the effort handle and the drive division that drives the rotor to rotate in same direction；The left and right ends of the rotor are respectively facing the left clamping wall of the grasping part and right clamping wall, and left track group and right track group of the left and right ends respectively with left clamping wall and right clamping wall medial surface are rotatably assorted；Convex is equipped with the first teeth portion on the end face of the rotor, each first teeth of first teeth portion are helical teeth；The incline direction of the helical teeth with when the effort handle is exerted a force rotation direction it is opposite；Drive division has second teeth portion ratcheting with first teeth portion towards one end of first teeth portion, and remote one end is pivotally connected with rotation section.

Description

The rotating mechanism of plastic tube pipe installation

Technical field

A kind of plastic pipe manufacture field is the utility model is related to, modeling needed for more particularly to a kind of plastic pipe manufacture technique The rotating mechanism of expects pipe pipe installation.

Background technology

The processing technology of plastic pipe generally comprise raw materials particles stirring, extrusion molding, mould molding, vacuum cooled sizing, Coding, cutting or shearing etc..Modeling for the plastic tube, sewer of the plastic tube such as used in construction drainage of some major diameters Expects pipe etc., cuts up to carrying out fixed length in dedicated large-scale pipe cutting machine with being drawn to caused by leading generally after straight air-cooled but sizing Pipe, is then transferred to designated position.And for the plastic tube (such as PE water pipe pipes etc.) of some minor diameters, due to it Diameter very little, it is impossible to cut using the pipe cutting machine for being exclusively used in major diameter, and even if there is dedicated pipe cutting machine, its type Volume is big, and equipment purchase is of high cost, and the plastic tube of these minor diameters is not as that major diameter drainpipe is such, and cutting is sizing Necessary step afterwards.The plastic tube of minor diameter simply needs to be cut in corresponding length according to different demands in some scenarios Pipe, therefore, if research and development or buying and dedicated large-scale cutting tube apparatus, it will it is higher to cause to cut tube apparatus idleness, is unfavorable for reducing Equipment cost, make shaping etc..

Utility model content

In view of the above shortcomings of the prior art, technical problem to be solved in the utility model is：There is provided one kind can be with Holding with a firm grip for lever mechanism and rotate the plastic tube Pipe Cutting to drive the tube cutting mechanism that sets thereon to carry out circumferential Pipe Cutting to plastic tube The rotating mechanism of device.

In order to solve the above technical problems, the technical solution that the utility model uses is：A kind of plastic tube Pipe Cutting is provided The rotating mechanism of device, and can be with the lever mechanism in the grasping part of the lever mechanism of plastic tube pipe installation Effort handle is rotated and rotated, including the rotor of the first transluminal that supplies plastic tube to wear of having in the grasping part with And the rotation with the rotation section on the rotation section of the effort handle and the driving that drives the rotor to rotate in same direction Portion；The left and right ends of the rotor are respectively facing the left clamping wall of the grasping part and right clamping wall, and left and right ends point Left track group and right track group not with left clamping wall and right clamping wall medial surface are rotatably assorted；At least the one of the rotor Convex is equipped with the first teeth portion in a ring on end face, each first teeth of first teeth portion are helical teeth；It is described oblique The incline direction of tooth with when the effort handle is exerted a force rotation direction it is opposite；The drive division towards first teeth portion one End has second teeth portion ratcheting with first teeth portion, and one end away from first teeth portion is pivotally connected with the rotation section.

Further, the left and right ends face of the rotor corresponding to corresponding left and right track groups position at be provided with The annular groove of its male-female engagement, on the left and right ends face of the rotor between the annular groove and first transluminal With an annular section, this first teeth portion be arranged at least on the annular section of end face.

Further, the drive division includes drive block, one on the rotation section of the effort handle close to described first The installation axostylus axostyle of the abaculus of teeth portion；The installation axostylus axostyle is by the one side convex on the abaculus corresponding to first teeth portion If being formed, one end of the drive block towards first teeth portion is provided with second teeth portion, and the drive block is away from described One end of first teeth portion is provided with a mounting hole to be rotatablely installed by it on the installation axostylus axostyle of the abaculus.

The rotating mechanism of the utility model, since second teeth portion is mutually ratcheting with first teeth portion, and tilts Direction is with the first teeth portion on the contrary, the incline direction of the teeth of i.e. described second teeth portion is consistent with the rotation direction of the rotation section； When the force section rotates gathering (being to rotate counterclockwise in the present embodiment) to the grip part direction, the rotation section is driven Rotating in same direction, the drive block is rotated with the rotation section, and the second reverse teeth portion just promotes first teeth portion to rotate, Therefore the rotor is driven to rotate；When elastic force self-return of the effort handle because of torsion spring, second teeth portion Rotate clockwise, i.e., retracted along the direction of the first teeth portion, each teeth of the second teeth portion are corresponding to the first teeth portion clockwise Teeth are ratcheting, and therefore, first teeth portion will not be rotated with second the rotating clockwise for teeth portion；Effort handle will be made again Force section rotates clockwise gathering to grip part direction, repeats above-mentioned action, until the cutter on the rotor rotates a circle And cut off the plastic tube.Using above-mentioned rotating mechanism, drive division is placed in the corresponding caulking groove of track groups, and it is empty to be not take up other Between, save arrangement space and cost of manufacture so that rotating mechanism can be completed to mould with the release of holding with a firm grip repeatedly of lever mechanism The Pipe Cutting action of expects pipe, reduces operation complexity, operating personnel's one hand is operable.

Brief description of the drawings

Fig. 1 is the structure diagram of one embodiment of the utility model plastic tube pipe installation.

Fig. 2 is the structure diagram for removing a half side handle in Fig. 1.

Fig. 3 a and Fig. 3 b are the fractionation schematic diagrames of Fig. 1.

Fig. 4 is the cooperation schematic diagram of plastic tube and tube cutting mechanism in Fig. 1.

Fig. 5 is the cooperation schematic diagram of plastic tube in Fig. 1, tube cutting mechanism and rotating mechanism.

Embodiment

The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole Embodiment.Based on the embodiment in the utility model, those of ordinary skill in the art are without making creative work All other embodiments obtained, shall fall within the protection scope of the present invention.

Fig. 1 to Fig. 5 is referred to, the plastic tube pipe installation of the utility model, which includes upper end, has holding for grasping part 1021 Handle mechanism 1, in the grasping part 1021 of the lever mechanism 1 and being capable of holding with a firm grip and rotate with the lever mechanism 1 Rotating mechanism 2 and on the periphery of the rotating mechanism 2 and the pipe cutting machine that can rotate and rotate with the rotating mechanism 2 Structure 3, the rotating mechanism 2 have through its first axial transluminal 201, and the upper end of the lever mechanism 1 is corresponding to described the There is the second transluminal 1024 being coaxial therewith, first transluminal 201 is combined with the second transluminal 1024 at the position of one transluminal 201 Formed for treating that the plastic tube 500 (calling plastic tube 500 in the following text) of Pipe Cutting is arranged in material chamber therein, the cutting part of the tube cutting mechanism 3 Divide and inwardly penetrate in first transluminal 201；When the lower end for the lever mechanism 1 of holding with a firm grip, the rotating mechanism 2 is driven therewith It is rotated such that the circumferentially cutting plastic tube 500 of the tube cutting mechanism 3 along the plastic tube 500, holding with a firm grip repeatedly is described Lever mechanism 1 can be such that the rotating mechanism 2 rotates one week so that the tube cutting mechanism 3 around the plastic tube 500 1 weeks from And cut off the plastic tube 500.Specifically：

On lever mechanism 1：

The lever mechanism 1 includes king lever 10, the effort handle 12 being pivotally connected with it and the return for making 12 return of effort handle Spring 14.The king lever 10 is formed by symmetrical left half side handle 10a and right half side handle 10b pairings.The king lever 10 Hypomere is grip part 101, and the grip part 101 is in the first curved arc shape for encircleing arc to remote 12 direction of effort handle, described The epimere of king lever 10 forms the clamping part 102 with the grasping part 1021.The hypomere of the effort handle 12 forms force Portion 121, the force section 121 are in matching with the first curved arc shape radian for the direction concave arc to the grip part 101 Second curved arc shape, the epimere of the effort handle 12 form the rotation section being rotatably assorted with the outer peripheral edge of the clamping part 102 122.The lever mechanism 1 is under original state (or do not exert a force state, nature), the rotation of 12 upper end of effort handle Portion 122 transfers on the rear side periphery of the clamping part 102, and the force section 121 and the grip part 101 are in eight shapes or people Shape.The both ends of the return spring 14 are connected to the medial surface (opposite side) of the force section 121 and grip part 101, use With after the force section 121 of effort handle 12 is closed up by external force to 101 direction of grip part of the king lever 10, not by external force Self-return under state.

On king lever 10：

The hypomere of the half side handle 10a in a left side is left half side grip part 101a, and the hypomere of the half side handle 10b in the right side is right half side After the top of grip part 101b, the half side grip part 101a in a left side extend to the left and upwardly extend to form the grasping part 1021 left clamping wall 1022, after the top of the half side grip part 101b in the right side extends to the right and upwardly extends to form the folder Hold the right clamping wall 1023 in space 1021, the top and extension of the half side grip part 101a in a left side and right half side grip part 101b Section forms the bottom wall of the grasping part 1021, so so that the grasping part 1021 takes the shape of the letter U.In the present embodiment, the left side Half side handle 10a and right half side handle 10b are involutory by a screw-joining structure, which includes being arranged on the half side grip part in a left side Spiro-locking section and screw thread on 101a and right half side grip part 101b are arranged in the spiral lock on the spiro-locking section.Preferably, institute Stating spiro-locking section includes the first perforation 41 on the half side grip part 101b of the half side grip part 101a in the left side or right, and relatively The internal threaded column (not shown) being arranged on the half side grip part 101a of the half side grip part 101b in the right side or left answered.Described first Perforation 41 be along the short transverse spaced at least two of corresponding half side grip part 101, the internal threaded column for institute The first perforation 41 one-to-one at least two is stated, the spiral lock is one-to-one at least two bolts 42.By described in When left half side handle 10a and right half side handle 10b pairings, make at least two first perforation 41 and at least two internal threaded column Be aligned one by one, by least two bolt 42 correspondingly through described at least two first perforation 41 after with it is described at least Two internal threaded column thread fittings, so as to securely, removably make left half side handle 10a and right half side handle 10b be involutory.At it In his embodiment, the mode of the half side handle 10a in a left side and right half side handle 10b pairings is not limited to above-mentioned screw-in version, such as Can be the formula that is integrally formed, welded type, bonded type, riveted type etc..

Correspond on the left clamping wall 1022 and right clamping wall 1023 at the position of first transluminal 201 and offer Second transluminal 1024, two second transluminals 1024 run through corresponding clamping wall from the thickness direction of corresponding clamping wall, First with the connection of corresponding second transluminal 1024 is offered at the top of the left clamping wall 1022 and right clamping wall 1023 Notch A, first notch A cause second transluminal 1024 in the circular transluminal with first notch A, second transluminal 1024 by first notch A from being radially in communication with the outside.The first notch A designs can be in order to the plastic tube 500 Pipe portion to be cut can be caught in from first notch A in second transluminal 1024, in this way, from the beginning plastic tube 500 need not pass through The material chamber, has saved the time that plastic tube 500 is put into material chamber, has added work efficiency.

The medial surface of the left clamping wall 1022 and right side double wall is symmetrically arranged with for the rotating mechanism 2 in the clamping The left track group 5a and right track group rotated in space 1021, the left track group 5a and right track group are rotating around corresponding second The center ring of transluminal 1024 is arranged on outside second transluminal 1024, the left and right ends of the rotating mechanism 2 respectively with the left rail Road group 5a and right track group are rotatably assorted, so as to the axis rotation around the material chamber.Wherein：

The left track group 5a and right track group 5b include set successively to outer shroud from corresponding second transluminal 1024 and with Its concentric first guide rail 51a, 51b, second guide rail 52a, 52b and the 3rd guide rail 53a, 53b, the first guide rail 51a, Inwardly (to the direction of grasping part 1021) projection is formed by 51b, second guide rail 52a, 52b and the 3rd guide rail 53a, 53b, described It is spaced between first guide rail 51a, 51b, second guide rail 52a, 52b and the 3rd guide rail 53a, 53b, so that described first There is first caulking groove 54a, 54b between guide rail 51a, 51b and described second guide rail 52a, 52b, second guide rail 52a, 52b with it is described There is second caulking groove 55a, 55b between 3rd guide rail 53a, 53b.Described first guide rail 51a, 51b is by second transluminal 1024 The inside projection of periphery formed, described second guide rail 52a, 52b are located on outside described first guide rail 51a, 51b, and the described 3rd leads Rail 53a, 53b are formed by the inside projection in outer peripheral edge of corresponding clamping wall, to be located on outside described second guide rail 52a, 52b.Institute State rotating mechanism 2 left and right ends be then symmetrically embedded at first guide rail 51a, 51b of the left track group 5a and right track group 5b, On second guide rail 52a, 52b and first caulking groove 54a, 54b, so that the rotating mechanism 2 can be under the driving by external force Rotated around its axle center (i.e. the axle center of hopper) in the left track group 5a and right track group 5b, meanwhile, the left track group 5a with Right track group 5b is spacing to the both ends of the rotating mechanism 2.In the close effort handle 12 of described second caulking groove 55a, 55b Head end is provided with baffle 56a, a 56b, to stop that the head end of the effort handle 12 from described first caulking groove 54a, 54b come off.

On effort handle 12：

The rotation section 122 include a matrix 122a, from the matrix 122a top end face the left and right sides to the left side Two sliding block 122b of the rear side peripheral direction of clamping wall 1022 and right clamping wall 1023 protrusion and the top by the matrix 122a End face is corresponded at the position of the inner side of two sliding block 122b to two abaculus 122c of two second caulking groove 55a, 55b direction projections.Institute State two abaculus 122c corresponding to corresponding 3rd guide rail 53a, 53b position at offer for the corresponding 3rd guide rail 53a, 3rd caulking groove 122d of 53b insertions.The two sliding blocks 122b corresponds to two clamping wall arranged on the top of the matrix 122a Rear side periphery position at, the two abaculus 122c corresponds to two second caulking groove arranged on the top of the matrix 122a At the position of 55a, 55b.The top end face (towards the one side of corresponding clamping wall) of the two sliding blocks 122b be and it is described it is corresponding press from both sides Hold the arcwall face that wall peripheral shape matches, the shape of the two abaculus 122c and the shape phase of described second caulking groove 55a, 55b Matching.The two sliding blocks 122b slides the rear side periphery arranged on two clamping wall respectively, and the two abaculus 122c is embedded respectively In in described two second caulking groove 55a, 55b, and the inner raised edge edge of described two the 3rd guide rail 53a, 53b are respectively embedded into two the 3rd caulking grooves In 122d, in this way, when related personnel makes the force section 121 move force to 101 direction of grip part, the rotation section 122 two sliding block 122b are slided in the same direction along the outer peripheral edge of two clamping wall, while the two abaculus 122c is embedded in described second Slided in the same direction in caulking groove 55a, 55b, by the Qian He of two the 3rd caulking groove 122d and two the 3rd guide rail 53a, 53b, prevent described turn Dynamic portion 122 departs from the clamping part 102；Also, since the head end (top) in described second caulking groove 55a, 55b is equipped with the gear Plate 56a, 56b, therefore prevent the rotation section 122 from departing from from the notch in the clamping part 102.The effort handle 12 turns Dynamic portion 122 transfers after the rear side periphery of the clamping part 102 of the king lever 10, the force section 121 of the effort handle 12 and institute The grip part 101 for stating king lever 10 is in eight shapes or humanoid.

In the present embodiment, the rotation section 122 of the effort handle 12 and the clamping part 102 of the king lever 10 use above-mentioned turn Movable fit structure so that the rotation section 122 is more flexible, the movable outer circumferential surface with the clamping part 102 is rotatably assorted, Compared with traditional mode that is rotatably assorted, using this mode that is rotatably assorted, rotate and slip is more smooth, more stable, be more convenient for Dismounting, the mode of being rotatably assorted of the present embodiment does not have Hard link, avoids the mechanical collision easily caused by Hard link, flimsy Situation.

The return spring 14 is torsion spring, and an end hook of the torsion spring is arranged on the grip part 101 On the internal threaded column at end, another end hook is arranged on phase on the medial surface (towards the side of the grip part 101) of the force section 121 Answer at position.

On rotating mechanism 2：

The rotating mechanism 2 include be arranged on the clamping part 102 in the rotor 20 with first transluminal 201 with And the rotation with the rotation section 122 on the rotation section 122 of the effort handle 12 and drive the rotor 20 in the same direction The drive division 22 of rotation.

On rotor 20：

The the second notch B for offering that a shape and the first notch A match on the rotor 20, described second Notch B make it that first transluminal 201 is in the circular transluminal with the second notch B, and first transluminal 201 is from the rotor 20 radial direction is in communication with the outside.The second notch B and the first notch A is formed enters institute for the plastic tube 500 State the material accent of material intracavitary.

The rotor 20 is located in the grasping part 1021, and the left and right ends of the rotor 20 are respectively facing institute Left clamping wall 1022 and right clamping wall 1023 are stated, and left and right ends are rotatably assorted with left track group 5a and right track group 5b respectively. The left and right ends face of the rotor 20 corresponds at the position of corresponding second guide rail 52a, 52b and is provided with and its male-female engagement Annular groove 202, on the left and right ends face of the rotor 20 between the annular groove 202 and first transluminal 201 Annular section be dissolved in described first caulking groove 54a, 54b.So so that both ends of the surface of the rotor 20 and described first embedding Groove 54a, 54b and first guide rail 51a, 51b are mutually chimeric, from spacing to the rotor 20 in the radial direction so that described turn Kinetoplast 20 only rotates in the left track group 5a and right track group 5b in the circumferential.

Convex is equipped with the first teeth portion 203 in a ring on the annular section of at least end face of the rotor 20, Each first teeth of first teeth portion 203 are helical teeth.In the present embodiment, the incline direction of the helical teeth is described with working as Rotation direction is opposite when effort handle 12 is exerted a force, i.e. when the effort handle 12 to the 10 direction direction of motion of king lever to be inverse When hour hands are placed, the incline direction of first teeth is then towards clockwise.It should be understood that in other embodiments In, the incline direction of first helical teeth also can be identical with the rotation direction of the effort handle 12.

Correspond at the tool position of tube cutting mechanism 3 to have on the outer circumferential surface of the rotor 20 and be perforated through for the cutter The first penetration region 204 (such as through hole etc.), after the tube cutting mechanism 3 is installed on the periphery of the rotor 20, The cutter of the tube cutting mechanism 3 through first penetration region 204 with first transluminal 201, and the cutter Side it is parallel with the end face of the rotor 20.

On drive division 22：

The drive division 22 includes two drive blocks 221, a spring 222 and a rotation section for being arranged on the effort handle 12 The two installation axostylus axostyles 223 of the abaculus 122c of close first teeth portion 203 on 122.The two installations axostylus axostyle 223 is by the abaculus The outside projection of one side on 122c corresponding to first teeth portion 203 is formed, and two installation axostylus axostyles 223 are respectively positioned at the side Upper and lower ends.One end of two drive block 221 towards first teeth portion 203 is both provided with one and first teeth portion 203 Incline direction match and second teeth portion 224 ratcheting with it, two drive block 221 is away from first teeth portion 203 One end is both provided with a mounting hole 225 to be installed by its rotational installation in the two of the abaculus 122c on axostylus axostyles 223.The drive The stage casing of the both sides of motion block 221 is both provided with a hangers 226, and two end hooks of the spring 222 are arranged on the corresponding of two drive blocks 221 On hangers 226.In the present embodiment, it is installed on a drive block 221 of the abaculus 122c upper ends relative to another drive block 221 Side hangers 226 and the upper end hook of the spring 222 set, be installed on another drive block 221 of the abaculus 122c lower ends Relative under the hangers 226 of the side of the drive block 221 for being installed on the abaculus 122c upper ends and the spring 222 End hook is set.

The drive division 22 uses two independent drive blocks 221, and the spring 222 is by described two independent drive blocks 221 Spring 222 connects, and described two independent drive blocks 221 are provided with reverse and ratcheting with its towards first teeth portion 203 Two teeth portion 224.Since second teeth portion 224 is, second teeth portion 224 mutually ratcheting with first teeth portion 203 Teeth and first teeth portion 203 teeth incline direction contrast, i.e., the inclination of the teeth of described second teeth portion 224 Direction is consistent with the rotation direction of the rotation section 122；When the force section 121 rotates gathering to 101 direction of grip part When (being to rotate counterclockwise in the present embodiment), the rotation section 122 is driven to rotate in same direction, two drive block 221 is with described turn Move portion 122 and rotate, the second reverse teeth portion 224 just promotes first teeth portion 203 to rotate, therefore and drives the rotation Body 20 rotates；When elastic force self-return of the effort handle 12 because of torsion spring 222, second teeth portion 224 turns clockwise It is dynamic, i.e., retracted along the direction of the first teeth portion 203, each teeth of the second teeth portion 224 are corresponding to the first teeth portion 203 clockwise Teeth are ratcheting, and therefore, first teeth portion 203 will not rotating clockwise and rotate with second teeth portion 224；It will make to apply again The force section 121 of power handle 12 rotates clockwise gathering to 101 direction of grip part, repeats above-mentioned action, until the rotor 20 On cutter rotate a circle and cut off the plastic tube 500.Benefit using two independent drive blocks 221 is, when one of them Drive block 221 just in the gap position of the rotor 20, another drive block 221 can also normally with the rotor 20 The first teeth portion 203 it is ratcheting, when thus preventing an only drive block 221 and being located at gap position, rotor 20 can be with Second teeth portion 224 and retreat.Certainly, in other examples, if material chamber is unnotched material chamber, (i.e. rotor 20 is intact Mouthful), then a drive block 221 then can be only set.

On the tube cutting mechanism 3：

In the present embodiment, dismounted for the ease of the tube cutting mechanism 3, the rotor 20 is by left-hand rotation kinetoplast 20a and right-hand rotation Kinetoplast 20b is involuted.The first termination of left-hand rotation kinetoplast 20a and right-hand rotation the kinetoplast 20b is provided with first connecting portion 206, the Two terminations are provided with second connecting portion 207, and the peripheral region between the two ends is provided with the 3rd connecting portion.Described first Connecting portion 206 and second connecting portion 207 include symmetrically being opened in the company at the corresponding tip position of the left-hand rotation body and right-hand rotation body Connect hole and the coupling bar of cooperation is connected with the connecting hole.The second connecting portion 207 is included by the left-hand rotation kinetoplast 20a's Convex is equipped with the first mounting post (can be internal threaded column), by corresponding to described first on the right-hand rotation kinetoplast 20b on outer circumferential surface The position convex of mounting post be equipped with second in mounting post and be arranged in first mounting post and the second mounting post so that The installation bolt (can be bolt) that they are connected, forms a mounting post 208 after first mounting post and the second mounting post pairing, The axial direction of the mounting post 208 is identical with the axial direction of the rotor 20.

In an inboard vertically arranged axis hole 209 for mounting post 208, the axial direction of the axis hole 209 and the mounting post 208 It is axially vertical, left half axle hole of the axis hole 209 by the first mounting post inboard and the right side by the second mounting post inboard Half axis hole pairing and formed.The bore of the upper and lower port of the axis hole 209 is less than the aperture in stage casing.

The tube cutting mechanism 3 is spirally connected including a screw rod 30, one being arranged in the axis hole 209 with 30 lower end of screw rod The base of tool 34 with cutter that is spirally connected of bearing seat 32, one and 30 upper end of screw rod.The stage casing diameter of the screw rod 30 omits More than upper-lower section diameter, match with the aperture of the axis hole 209, so as to be rotated in the axis hole 209；The screw rod The hand of spiral of 30 epimere and the hand of spiral of hypomere can make the carrying on the contrary, in this way, when rotating the screw rod 30 Seat 32 and the base of tool 34 are to opposite direction movement preferably to clamp the plastic tube 500.

The bearing seat 32 include one have the first bolt apertures first be spirally connected plate 321, be spirally connected plate 321 arranged on described first The carrying pedestal 322 of inner side and two disk rollers 323 side by side in the carrying pedestal 322, first bolt apertures with The hypomere thread fitting of the screw rod 30, the axial direction of two disk roller 323 are identical with the axial direction of the rotor 20.The rotation Body 20 corresponds at the position of 322 and two disk roller 323 of carrying pedestal and is provided with the second penetration region being perforated through for it 205,322 and two disk roller 323 of carrying pedestal is passed through with positioned at the material intracavitary from second penetration region 205.

The base of tool 34 include one have the second bolt apertures second be spirally connected plate 341, be spirally connected plate 341 arranged on described second The cutter pedestal 342 of inner side and the cutter 343 being installed on the cutter pedestal 342, second bolt apertures and the spiral shell The epimere thread fitting of bar 30.342 position of cutter pedestal is corresponding with the position between two roll shaft, the knife Have pedestal 342 and its cutter 343 to pass through with positioned at the material intracavitary from first penetration region 204.The cutter 343, two Triangular in shape after roll shaft line, after the plastic tube 500 is placed in the material intracavitary, the plastic tube 500 is located at described two In space between disk roller 323 and cutter 343.

In the present embodiment, the guide frame for being oriented to the base of tool 34 and bearing seat 32 is further included.It is described Guide frame include be symmetrically set in described first be spirally connected 321 left and right sides of plate two first guide grooves 361, be symmetrically set in described second Be spirally connected plate 341 left and right sides two second guide grooves 362 it is (same positioned at first guide groove 361 of the same side and the second guide groove 362 Axis) and be vertically arranged on the rotor 20 corresponding to two first guide groove 361 and two second guide grooves, 362 position Two guide rods 363, two guide rod 363 is oriented to the first guide groove 361 of corresponding side and the second guide groove 362 to be coordinated.

Above-mentioned tube cutting mechanism 3, in left-hand rotation kinetoplast 20a and right-hand rotation kinetoplast 20b pairings will the screw rod 30 be installed in institute State in axis hole 209, easy to disassemble and replacement, the upper-lower section hand of spiral of the screw rod 30 is on the contrary, user is only needed to a side To screwing screw rod 30, you can make the base of tool 34 and bearing seat 32 mobile or in the opposite direction to opposite direction (material chamber center) It is mobile, the installation clamping of plastic tube 500 is highly convenient for, plastic tube 500 is carried using bearing seat 32, can be to plastic tube 500 apply the power to 343 direction of cutter, cutter 343 is pressed to plastic tube 500 in order to Pipe Cutting.The tube cutting mechanism 3 is solid Due on the periphery of the rotor 20, with the rotation of the rotor 20 along the circumferential Pipe Cutting of plastic tube 500, therefore can fit The cutting of the plastic tube 500 of various calibers is answered, versatility is stronger, applied widely, and the structure of whole tube cutting mechanism 3 is simple, and zero Number of components is few, reduces manufacture cost.

Above-mentioned plastic tube pipe installation, in assembling, first in rotor 20 described in pairing, tube cutting mechanism 3 is installed In the axis hole 209；Then it is installed on what the rotor 20 rotated in the grasping part 1021 of the lever mechanism 1, And install and coordinate with drive division 22, that is, making the both ends of rotor 20 and the rail on left clamping wall 1022 and right clamping wall 1023 Road group is rotatably assorted, while can assemble drive division 22 and the rotor 20；Then, left half side handle 10a and right half side handle are made 10b pairings；Finally, the rotation section 122 of the effort handle 12 is installed on to the outer peripheral edge of the clamping part 102 of the king lever 10, And two end hooks of torsion spring 222 are located on the opposite side of grip part 101 and force section 121.

When above-mentioned plastic tube pipe installation cuts plastic tube 500, effort handle 12 can be operated first so that described Second notch B of rotor 20 is overlapped with the first notch A on left clamping wall 1022 and right clamping wall 1023, passes through lacking for coincidence The plastic tube 500 is inserted the material intracavitary by mouth；Secondly, institute is screwed to respective direction according to the caliber of the plastic tube 500 Screw rod 30 is stated, to adjust the bearing seat 32 and 343 position of cutter, makes bearing seat 32 and the base of tool 34 to opposite Direction movement makes cutter 343 press to plastic tube 500, its oppressive force should be able to ensure rotating to clamp the plastic tube 500 During cutter 343, cutter 343 can cut the tube wall of the plastic tube 500；Again, effort handle 12 is operated so that it is to grip part 101 direction, which rotates, collapses, and the tube cutting mechanism 3 is driven around the plastic tube 500 by the rotation section 122 of 12 upper end of effort handle Circumferentially rotate, so operate repeatedly, until plastic tube 500 is completely severed.Above-mentioned plastic tube pipe installation, is highly convenient for PE The Pipe Cutting operation of the drinking-water tubule of class, shop worker only needs according to the rules to cut off plastic tube 500, and dedicated large-scale Pipe cutting machine is compared, its volume is very small, greatly reduces equipment cost, and occupied space is also very small, easily portable and shifting Dynamic, the various plastic flexible pipes that can be pointed on the coiling accepting rack at diverse location carry out Pipe Cutting operation.

It these are only the embodiment of the utility model, it does not limit the scope of the patent of the present invention, every profit The equivalent structure or equivalent flow shift made with the utility model specification and accompanying drawing content, is directly or indirectly used in it His relevant technical field, is equally included in the patent within the scope of the utility model.

Claims (3)

1. a kind of rotating mechanism of plastic tube pipe installation, in the grasping part of the lever mechanism of plastic tube pipe installation and It can rotate and rotate with the effort handle of the lever mechanism, it is characterised in that：Including having in the grasping part The rotor of the first transluminal worn for plastic tube and turn with the rotation section on the rotation section of the effort handle The drive division for moving and driving the rotor to rotate in same direction；The left and right ends of the rotor are respectively facing the grasping part Left clamping wall and right clamping wall, and the left and right ends left track group and right track with left clamping wall and right clamping wall medial surface respectively Group is rotatably assorted；The first teeth portion in a ring, first teeth portion are equipped with the convex at least on end face of the rotor Each first teeth be helical teeth；The incline direction of the helical teeth and the rotation direction phase when the effort handle is exerted a force Instead；The drive division has second teeth portion ratcheting with first teeth portion towards one end of first teeth portion, away from described One end of first teeth portion is pivotally connected with the rotation section.

2. the rotating mechanism of plastic tube pipe installation as claimed in claim 1, it is characterised in that：The left and right two of the rotor End face is corresponding to the annular groove being provided with the position of corresponding left and right track groups with its male-female engagement, the left and right of the rotor Be respectively provided with an annular section in both ends of the surface between the annular groove and first transluminal, this first teeth portion be arranged to On the annular section of few end face.

3. the rotating mechanism of plastic tube pipe installation as claimed in claim 2, it is characterised in that：The drive division includes driving The installation axostylus axostyle of the abaculus of close first teeth portion on the rotation section of the effort handle of block, one；It is described installation axostylus axostyle by Formed on the abaculus corresponding to the outside projection of one side of first teeth portion, the drive block is towards first teeth portion One end is provided with second teeth portion, and the one end of the drive block away from first teeth portion is provided with a mounting hole to pass through it It is rotatablely installed on the installation axostylus axostyle of the abaculus.