CN111906840A

CN111906840A - PE pipe processing device

Info

Publication number: CN111906840A
Application number: CN202010825733.4A
Authority: CN
Inventors: 李程伟
Original assignee: Hangzhou Fuyang Hongxiang Technology Services Co ltd
Current assignee: Hangzhou Fuyang Hongxiang Technology Services Co ltd
Priority date: 2019-04-28
Filing date: 2019-04-28
Publication date: 2020-11-10
Also published as: CN110065105B; CN110065105A; CN111890449A

Abstract

The invention belongs to the technical field of PE pipes, and particularly relates to a PE pipe processing device which comprises an upper clamping plate, an adjusting driving mechanism, a guide support, a lower clamping plate and a bottom plate, wherein the guide support, the adjusting driving mechanism, the upper clamping plate and the lower clamping plate are fixed on the bottom plate by the fixing device, so that the fixing device can be freely moved in the use process and is more convenient to use; on the other hand, the distance between the upper clamping plate and the lower clamping plate is determined by controlling the adjusting driving mechanism and the guiding support through measuring the PE pipes, so that the PE pipes with different diameters are adapted, and the fixing mechanism is ensured to be suitable for the PE pipes with different diameters; simultaneously through the deformation clamping PE pipe of first elastic rubber board and second elastic rubber board, guarantee to press from both sides tightly through the face contact between PE pipe and last clamp plate and the lower clamp plate, it is more stable.

Description

PE pipe processing device

Technical Field

The invention belongs to the technical field of PE pipes, and particularly relates to a PE pipe processing device.

Background

PE is polyethylene plastic, the most basic plastic, plastic bags, preservative films and the like are PE, and the PE has the excellent characteristic of resisting most of domestic and industrial chemicals; in the production of PE pipe, often need cut into different length with the PE pipe and adapt to different demands, need fix PE pipe clamp fastening in cutting process to convenient cutting, and present PE pipeline fixing device is fixed bore mostly, can't come the tight pipeline of tight different bores of clamp through a fixing device, has reduced workman's work efficiency.

The invention designs a PE pipe processing device to solve the problems.

Disclosure of Invention

In order to solve the defects in the prior art, the invention discloses a PE pipe processing device which is realized by adopting the following technical scheme.

In the description of the present invention, it should be noted that the terms "inside", "below", "upper" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings or orientations or positional relationships that the products of the present invention usually place when using, and are only used for convenience of description and simplification of description, but do not indicate or imply that the devices or elements indicated must have a specific orientation, be constructed in a specific orientation or be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," and the like are used merely to distinguish one description from another, and are not to be construed as indicating or implying relative importance.

PE manages processingequipment, its characterized in that: the device comprises an upper clamping plate, an adjusting driving mechanism, guide supports, supporting plates, a lower clamping plate and a bottom plate, wherein the two guide supports which play a role in supporting and guiding a PE pipe in the pushing process are respectively arranged on the upper side of the bottom plate through the two symmetrically distributed supporting plates, the upper side surfaces of the guide supports are provided with V-shaped grooves, and the two side surfaces of each V-shaped groove and the horizontal plane form an included angle of 45 degrees; the adjusting driving mechanism is arranged on the upper side of the bottom plate, the upper clamping plate and the lower clamping plate are positioned on the upper side of the bottom plate, and the adjusting driving mechanism controls the upper clamping plate and the lower clamping plate to move up and down.

The adjusting and driving mechanism comprises a first gear, a first rack, a second gear, a third gear, a second rack, a first supporting shaft, a driving handle, a first shaft sleeve, a fixing block, a fixing rack, an installation shell, a first connecting block, a second supporting shaft, a second shaft sleeve, a second connecting block, a driving block, an I-shaped block and a force-up spring, wherein a shaft hole is formed in one side of the installation shell, a second guiding square hole and a first guiding square hole are formed in the other side of the installation shell, and the second guiding square hole is used for guiding the first connecting block connected between the first rack and the lower clamping plate, namely guiding the first rack and the lower clamping plate; the first guide square hole is used for guiding the second rack and the driving block, namely guiding the upper clamping plate; the upper side of the mounting shell is provided with a second rack port and a first rack port, the second rack port is communicated with the first guide square hole, and the second rack port is used for providing an outlet for the second rack so as to prevent the second rack from interfering with the mounting shell; the first rack opening is used for providing an outlet for the first rack and preventing the first rack from interfering with the mounting shell; the mounting shell is mounted on the upper side of the bottom plate; the first support shaft is arranged in the mounting shell, one end of the first support shaft penetrates through a shaft hole formed in the mounting shell and is positioned on the outer side of the mounting shell, and the driving handle is arranged at one end, positioned on the outer side of the mounting shell, of the first support shaft; the second gear is arranged on the first supporting shaft; the second rack is arranged in the mounting shell and is matched with a second rack opening formed in the mounting shell; the driving block is arranged on the second rack through a second connecting block; the upper clamping plate is arranged on the driving block in a sliding fit manner; the driving block is matched with a first guide square hole formed in the mounting shell; the second rack is meshed with the second gear; the second support shaft is arranged in the mounting shell, the third gear is arranged at one end of the second support shaft, and the third gear is meshed with the second rack; the first gear is arranged at the other end of the second supporting shaft, the first rack is arranged in the mounting shell, the first rack is connected with the lower clamping plate through a first connecting block, and the first rack is meshed with the first gear; the diameter ratio of the third gear to the first gear is 2.414 which is 0.414 min; the driving handle is driven to rotate around the first supporting shaft manually, the driving handle drives the second gear to rotate through the first supporting shaft, the second gear rotates to drive the second rack to move upwards, and the second rack moves upwards to drive the driving block to move upwards; meanwhile, the second rack moves upwards to drive a third gear meshed with the second rack to rotate, the third gear rotates to drive a second support shaft provided with the third gear to rotate, the second support shaft rotates to drive a first gear arranged on the second support shaft to rotate, and the first gear rotates to drive a first rack meshed with the first gear to move upwards; the first rack moves upwards to drive the lower clamping plate to move upwards; the diameter ratio of the third gear to the first gear is 2.414: 0.414, which ensures that the interval between the upper clamping plate and the lower clamping plate can clamp the PE pipe into the upper clamping plate and the lower clamping plate after the upper clamping plate and the lower clamping plate move upwards according to the PE pipe; because the upper side surface of the guide support is provided with the V-shaped groove, the two side surfaces of the V-shaped groove and the horizontal plane form an included angle of 45 degrees; the lower side surface of the upper clamping plate and the upper side surface of the lower clamping plate are on the same horizontal plane, and the lower side surfaces of the upper clamping plate and the lower clamping plate are on the same horizontal plane with the lowest end point of the V-shaped groove on the guide support; setting the radius of the PE pipe to be R, and according to the triangular pythagorean theorem, after the PE pipe is placed in the V-shaped groove on the guide support, the distance between the center of the PE pipe and the endpoint of the lowest side of the V-shaped groove on the guide support is about 1.414R, namely the distance between the highest point of the PE pipe and the endpoint of the lowest side of the V-shaped groove on the guide support is about 2.414R, and the distance between the lowest point of the PE pipe and the endpoint of the lowest side of the V-shaped groove on the guide support is about 0.414R; the second rack drives the upper clamping plate to move upwards through the driving block, the first rack drives the lower clamping plate to move upwards, when the lower clamping plate moves upwards to be in contact with the lowest point of the PE pipe, the upward movement distance of the upper side of the lower clamping plate is about 0.414R, the lower side of the upper clamping plate can be guaranteed to be on the same horizontal plane with the highest point of the PE pipe only by moving upwards 2.414R, the upper clamping plate can rotate to clamp the PE pipe, and therefore the upward movement distance of the second rack is 2.414 times of the upward movement distance of the first rack, and the diameter ratio of the diameter of the third gear to the diameter of the first gear is 2.414 of 0.414.

In an initial state, the lower side surface of the upper clamping plate and the upper side surface of the lower clamping plate are positioned in the same plane, and the lower side surface of the upper clamping plate and the upper side surface of the lower clamping plate are both positioned on the same plane with the lowest end point of the V-shaped groove on the guide support; an included angle of 180 degrees is formed between the upper clamping plate and the lower clamping plate, and the lower clamping plate is vertical to the guiding direction of the guiding support.

As a further improvement of the present technology, the first support shaft is mounted in the mounting housing through two second shaft sleeves; the second support shaft is mounted in the mounting shell through two first bushings.

As a further improvement of the technology, the I-shaped block is arranged on the second rack through a second connecting block; the driving block is provided with a sliding groove and a third guide square hole, the driving block is arranged on the I-shaped block through the sliding fit of the sliding groove and the I-shaped block, and an upper force spring is arranged between the driving block and the lower plate of the I-shaped block; a gap is formed between the driving block and the lower side surface of the upper plate of the I-shaped block; the upper clamping plate is arranged on the driving block through a third guide square hole.

When the PE pipe is installed, in an initial state, the lower side surface of the upper clamping plate and the upper side surface of the lower clamping plate are adjusted to form a gap, and the gap is equal to the gap between the upper side surface of the driving block and the lower side surface of the upper plate of the H-shaped block.

The radius of the PE pipe is set to be R, after adjustment, a gap between the lower side surface of the upper clamping plate and the upper side surface of the lower clamping plate is set to be L, after the upper side surface of the lower clamping plate is contacted with the lowest end of the PE pipe, the lower clamping plate moves upwards by 0.414R, the upper clamping plate can move upwards 2.414R under the driving of the I-shaped block and the driving block, because the gap between the lower side surface of the upper clamping plate and the upper side surface of the lower clamping plate is set to be L in an initial state, the distance between the upper clamping plate and the lower clamping plate is 2R-L at the moment, then when the upper clamping plate is driven to move upwards towards the upper side of the PE pipe by hand, the upper clamping plate can drive the driving block to move upwards, the driving block can stretch the upper force spring, after the upper side surface of the driving block is contacted with the lower side surface of the upper plate of the I-shaped block, the upper clamping plate moves upwards by L, namely, the distance between the upper, the upper clamping plate and the lower clamping plate can smoothly clamp the PE pipe, and meanwhile, under the action of the tensile force of the upper spring, the upper clamping plate and the lower clamping plate have certain pressure on the PE pipe, so that the stable shaping of the PE pipe is guaranteed.

As a further improvement of the present technology, the second gear is mounted on the first support shaft by welding.

As a further improvement of the present technology, the urging spring is an extension spring.

As a further improvement of the technology, one end of the upper clamping plate far away from the lower clamping plate is provided with a push plate convenient for manual pushing.

As a further improvement of the present technology, the upper side of the lower clamping plate has a first elastic rubber plate; the friction of clamping plate and PE pipe under the increaseing presss from both sides tightly the PE pipe through the deformation of first elastic rubber board for the clamping plate is more stable to the clamp of PE pipe down.

As a further improvement of the technology, the lower side of the upper clamping plate is provided with a second elastic rubber plate, the lower side of one end of the upper clamping plate close to the lower clamping plate is provided with an inclined surface, and the second elastic rubber plate is matched with the inclined surface; the second elastic rubber plate is used for increasing the friction between the lower clamping plate and the PE pipe and clamping the PE pipe through the deformation of the second elastic rubber plate, so that the PE pipe is clamped more stably by the upper clamping plate; the function of the inclined plane is to ensure that the upper clamping plate can smoothly move to the upper side of the PE pipe.

As a further improvement of the technology, a guide plate is arranged on the bottom plate, guide holes are formed in the guide plate, guide rods are uniformly arranged on the lower side of the lower clamping plate, and the lower clamping plate is positioned on the upper side of the guide plate through the matching of the guide rods and the guide holes; the guide rod is used for guiding the lower clamping plate.

As a further improvement of the technology, a guide plate is arranged on the bottom plate, a guide hole is formed in the guide plate, a guide rod is arranged on the lower side of the driving block, and the driving block is positioned on the upper side of the guide plate through the matching of the guide rod and the guide hole; the guide rod is used for guiding the driving block.

According to the fixing device, the upper clamping plate moves upwards to reversely drive the lower clamping plate to move upwards, namely, the distance between the upper clamping plate and the lower clamping plate is kept unchanged after the PE pipe is clamped, and any one of the upper clamping plate and the lower clamping plate cannot independently move, so that the fixing device has a self-locking function.

Compared with the traditional PE pipe technology, the fixing device designed by the invention has the advantages that on one hand, the guide support, the adjusting driving mechanism, the upper clamping plate and the lower clamping plate are all fixed on the bottom plate, so that the fixing device can be freely moved in the using process and is more convenient to use; on the other hand, the distance between the upper clamping plate and the lower clamping plate is determined by controlling the adjusting driving mechanism and the guiding support through measuring the PE pipes, so that the PE pipes with different diameters are adapted, and the fixing mechanism is ensured to be suitable for the PE pipes with different diameters; simultaneously through the deformation clamping PE pipe of first elastic rubber board and second elastic rubber board, guarantee to press from both sides tightly through the face contact between PE pipe and last clamp plate and the lower clamp plate, it is more stable.

Drawings

Fig. 1 is an external view of an entire part.

Fig. 2 is a schematic view of the overall component distribution.

Fig. 3 is a schematic view of a guide support structure.

Fig. 4 is a schematic view of the upper and lower clamping plates distribution.

Fig. 5 is a schematic view of the first and second gear arrangements.

Fig. 6 is a second gear mounting schematic.

Fig. 7 is a schematic view of the structure of the mounting case.

Fig. 8 is a schematic view of the lower clamping plate installation.

Fig. 9 is a schematic view of the engagement of the second rack with the second gear.

Fig. 10 is a schematic view of the engagement of the first rack with the first gear.

FIG. 11 is a drive block mounting schematic.

FIG. 12 is a schematic view of the installation of the i-block.

FIG. 13 is a schematic view of the guide bar installation.

FIG. 14 is a schematic diagram of the upper clamp plate configuration.

Fig. 15 is a schematic view of the guide bar and guide plate mating.

Fig. 16 is a schematic view of the guide bar installation.

Fig. 17 is a schematic diagram of a guide plate structure.

Number designation in the figures: 2. adjusting the driving mechanism; 3. a guide support; 4. a support plate; 6. a base plate; 7. a guide plate; 8. a lower clamping plate; 9. a first gear; 10. a first rack; 11. a second gear; 13. a third gear; 14. a second rack; 15. a first support shaft; 16. a drive handle; 17. a first bushing; 20. mounting a shell; 21. a shaft hole; 22. a second rack port; 23. a first rack port; 24. a first guiding square hole; 25. a second guiding square hole; 26. a first elastic rubber sheet; 27. a first connection block; 28. a H-shaped block; 29. a guide bar; 30. a drive block; 31. a second support shaft; 32. a second shaft sleeve; 33. a second connecting block; 34. an upper force spring; 35. a third guide square hole; 36. an upper clamping plate; 37. a second elastic rubber sheet; 43. a chute; 53. a bevel; 70. a sliding groove; 71. a guide bar; 72. and (4) a guide hole.

Detailed Description

The following detailed description of embodiments of the present invention is provided in connection with the accompanying drawings and examples. The following examples or figures are illustrative of the present invention and are not intended to limit the scope of the present invention.

As shown in fig. 1 and 2, the device comprises an upper clamping plate 36, an adjusting driving mechanism 2, guide supports 3, support plates 4, a lower clamping plate 8 and a bottom plate 6, wherein as shown in fig. 1 and 3, the two guide supports 3 which have a supporting and guiding effect on a PE pipe in a pushing process are respectively installed on the upper side of the bottom plate 6 through the two symmetrically distributed support plates 4, the upper side surfaces of the guide supports 3 are provided with V-shaped grooves, and both side surfaces of the V-shaped grooves form 45-degree included angles with the horizontal plane; as shown in fig. 4, the adjustment driving mechanism 2 is installed on the upper side of the base plate 6, the upper clamping plate 36 and the lower clamping plate 8 are located on the upper side of the base plate 6, and the adjustment driving mechanism 2 controls the up-and-down movement of the upper clamping plate 36 and the lower clamping plate 8.

As shown in fig. 8, the adjusting and driving mechanism 2 includes a first gear 9, a first rack 10, a second gear 11, a third gear 13, a second rack 14, a first supporting shaft 15, a driving handle 16, a first sleeve 17, a fixing block, a fixing rack, a mounting shell 20, a first connecting block 27, a second supporting shaft 31, a second sleeve 32, a second connecting block 33, a driving block 30, a workpiece block 28, and an upward force spring 34, wherein as shown in fig. 7, a shaft hole 21 is formed on one side of the mounting shell 20, a second guiding square hole 25 and a first guiding square hole 24 are formed on the other side of the mounting shell 20, and the second guiding square hole 25 is used for guiding the first connecting block 27 connected between the first rack 10 and the lower clamping plate 8, that is, the first rack 10 and the lower clamping plate 8; the first square guide hole 24 is used for guiding the second rack 14 and the driving block 30, namely guiding the upper clamping plate 36; a second rack port 22 and a first rack port 23 are formed in the upper side of the mounting shell 20, the second rack port 22 is communicated with a first guide square hole 24, and the second rack port 22 is used for providing an outlet for the second rack 14 and preventing the second rack 14 from interfering with the mounting shell 20; the first rack port 23 functions to provide an outlet for the first rack 10, preventing the first rack 10 from interfering with the mounting case 20; the mounting shell 20 is mounted on the upper side of the bottom plate 6; as shown in fig. 5, the first supporting shaft 15 is installed in the installation shell 20, one end of the first supporting shaft 15 passes through a shaft hole 21 formed in the installation shell 20 and is located outside the installation shell 20, and the driving handle 16 is installed at one end of the first supporting shaft 15 located outside the installation shell 20; as shown in fig. 9, the second gear 11 is mounted on the first support shaft 15; the second rack 14 is installed in the installation shell 20, and the second rack 14 is matched with a second rack opening 22 formed in the installation shell 20; as shown in fig. 11, the driving block 30 is mounted on the second rack 14 through a second connecting block 33; as shown in fig. 4, the upper clamping plate 36 is mounted on the drive block 30 by a sliding fit; the driving block 30 is matched with a first square guiding hole 24 formed on the mounting shell 20; the second rack 14 is meshed with the second gear 11; as shown in fig. 6, the second support shaft 31 is installed in the mounting case 20, and as shown in fig. 10, the third gear 13 is installed at one end of the second support shaft 31, and the third gear 13 is engaged with the second rack gear 14; the first gear 9 is arranged at the other end of the second supporting shaft 31, the first rack 10 is arranged in the mounting shell 20, the first rack 10 is connected with the lower clamping plate 8 through the first connecting block 27, and the first rack 10 is meshed with the first gear 9; the diameter ratio of the third gear 13 to the first gear 9 is 2.414 divided by 0.414; the driving handle 16 is manually driven to rotate around the first supporting shaft 15, the driving handle 16 drives the second gear 11 to rotate through the first supporting shaft, the second gear 11 rotates to drive the second rack 14 to move upwards, and the second rack 14 moves upwards to drive the driving block 30 to move upwards; meanwhile, the second rack 14 moves upwards to drive the third gear 13 meshed with the second rack to rotate, the third gear 13 rotates to drive a second support shaft 31 provided with the third gear 13 to rotate, the second support shaft 31 rotates to drive the first gear 9 arranged on the second support shaft to rotate, and the first gear 9 rotates to drive the first rack 10 meshed with the first gear 9 to move upwards; the first rack 10 moves upwards to drive the lower clamping plate 8 to move upwards; the diameter ratio of the third gear 13 to the first gear 9 designed in the invention is 2.414 divided by 0.414, which has the function of ensuring that the interval between the upper clamping plate 36 and the lower clamping plate 8 can clamp the PE pipe between the upper clamping plate 36 and the lower clamping plate 8 after the upper clamping plate 36 and the lower clamping plate 8 move upwards according to the PE pipe; because the upper side surface of the guide support 3 is provided with a V-shaped groove, two side surfaces of the V-shaped groove and the horizontal plane form an included angle of 45 degrees; the lower side surface of the upper clamping plate 36 and the upper side surface of the lower clamping plate 8 are on the same horizontal plane, and are both on the same horizontal plane with the end point of the lowest side of the V-shaped groove on the guide support 3; setting the radius of the PE pipe to be R, and according to the triangular pythagorean theorem, after the PE pipe is placed in the V-shaped groove on the guide support 3, the distance between the center of the PE pipe and the endpoint of the lowest side of the V-shaped groove on the guide support 3 is about 1.414R, namely the distance between the highest point of the PE pipe and the endpoint of the lowest side of the V-shaped groove on the guide support 3 is about 2.414R, and the distance between the lowest point of the PE pipe and the endpoint of the lowest side of the V-shaped groove on the guide support 3 is about 0.414R; the second rack 14 drives the upper clamping plate 36 to move upwards through the driving block 30, the first rack 10 drives the lower clamping plate 8 to move upwards, when the lower clamping plate 8 moves upwards to be in contact with the lowest point of the PE pipe, the distance that the upper side surface of the lower clamping plate 8 moves upwards is about 0.414R, and the lower side surface of the upper clamping plate 36 needs to move upwards 2.414R to ensure that the lower side surface of the upper clamping plate 36 and the highest point of the PE pipe are in the same horizontal plane, and the upper clamping plate 36 can rotate to clamp the PE pipe, so the distance that the second rack 14 moves upwards is 2.414 times of the distance that the first rack 10 moves upwards, and the diameter ratio of the third gear 13 to the first gear 9 is 2.414 of 0.414.

In the initial state, the lower side surface of the upper clamping plate 36 and the upper side surface of the lower clamping plate 8 are positioned in the same plane, and both the lower side surface and the end point of the lowest side of the V-shaped groove on the guide support 3 are positioned in the same plane; an included angle of 180 degrees is formed between the upper clamping plate 36 and the lower clamping plate 8, and the lower clamping plate 8 is perpendicular to the guiding direction of the guiding support 3.

In summary, the following steps:

the beneficial effects of the design of the invention are as follows: on one hand, the guide support 3, the adjusting driving mechanism 2, the upper clamping plate 36 and the lower clamping plate 8 are fixed on the bottom plate 6, so that the fixing device can be freely moved in the use process and is convenient to use; on the other hand, the distance between the upper clamping plate 36 and the lower clamping plate 8 is determined by controlling the adjusting driving mechanism 2 and the guide support 3 through measuring the PE pipes, so that the PE pipe fixing mechanism is suitable for PE pipes with different diameters, and the fixing mechanism is guaranteed to be suitable for the PE pipes with different diameters; meanwhile, the PE pipe is clamped through the deformation of the first elastic rubber plate 26 and the second elastic rubber plate 37, and the PE pipe is ensured to be clamped with the upper clamping plate 36 and the lower clamping plate 8 through surface contact, so that the clamping is more stable.

As shown in fig. 9 and 10, the first support shaft 15 is mounted in the mounting case 20 through two second bushings 32; the second support shaft 31 is mounted in the mounting housing 20 by means of two first bushings 17.

As shown in fig. 12, the above-mentioned shaped block 28 is mounted on the second rack 14 through the second connecting block 33; as shown in fig. 13, the driving block 30 has a sliding slot 43 and a third guiding square hole 35, as shown in fig. 11, the driving block 30 is mounted on the i-shaped block 28 by the sliding fit of the sliding slot 43 and the i-shaped block 28, and an upper force spring 34 is mounted between the driving block 30 and the lower plate of the i-shaped block 28; a gap is formed between the driving block 30 and the lower side surface of the upper plate of the I-shaped block 28; the upper clamping plate 36 is mounted on the driving block 30 through the third guide square hole 35.

When the PE pipe is installed, in the initial state, the lower side of the upper clamping plate 36 and the upper side of the lower clamping plate 8 are adjusted to have a gap therebetween, which is equal to the gap between the upper side of the driving block 30 and the lower side of the upper plate of the tooling block 28.

Assuming that the radius of the PE pipe is R, after adjustment, a gap L is formed between the lower side surface of the upper clamping plate 36 and the upper side surface of the lower clamping plate 8, after the upper side surface of the lower clamping plate 8 is contacted with the lowest end of the PE pipe, the lower clamping plate 8 moves upwards by 0.414R, the upper clamping plate 36 moves upwards 2.414R under the driving of the I-shaped block 28 and the driving block 30, because the gap L is formed between the lower side surface of the upper clamping plate 36 and the upper side surface of the lower clamping plate 8 in the initial state, the gap between the upper clamping plate 36 and the lower clamping plate 8 is 2R-L at this time, then, when the upper clamping plate 36 is manually driven to move towards the upper side of the PE pipe, the upper clamping plate 36 drives the driving block 30 to move upwards, the driving block 30 moves upwards to stretch the upper force spring 34, when the upper side surface of the driving block 30 is contacted with the lower side surface of the upper plate of the I-shaped block 28, the upper clamping plate 36 moves upwards again, that is to say, the distance between the upper clamping plate 36 and the lower clamping plate 8 is 2R, the upper clamping plate 36 and the lower clamping plate 8 can smoothly clamp the PE pipe, and meanwhile, under the pulling force of the upper force spring 34, the upper clamping plate 36 and the lower clamping plate 8 have a certain pressure on the PE pipe, so as to ensure the stable shape of the PE pipe.

The second gear 11 is attached to the first support shaft 15 by welding.

The upper spring 34 is an extension spring.

The end of the upper clamping plate 36 remote from the lower clamping plate 8 has a push plate to facilitate manual pushing.

As shown in fig. 8, the upper side of the lower clamp plate 8 has a first elastic rubber plate 26; increase the friction of lower pinch-off blades 8 and PE pipe, press from both sides tight PE pipe through the deformation of first elastic rubber board 26 for lower pinch-off blades 8 are more stable to the clamp of PE pipe.

As shown in fig. 14, the lower side of the upper clamping plate 36 is provided with a second elastic rubber plate 37, the lower side of one end of the upper clamping plate 36 close to the lower clamping plate 8 is provided with a slope 53, and the second elastic rubber plate 37 is matched with the slope 53; the second elastic rubber plate 37 is used for increasing the friction between the lower clamping plate 8 and the PE pipe, and the PE pipe is clamped through the deformation of the second elastic rubber plate 37, so that the PE pipe is clamped more stably by the upper clamping plate 36; the purpose of the bevel 53 is to ensure that the upper clamping plate 36 can move smoothly to the upper side of the PE pipe.

As shown in fig. 17, the guide plate 7 is mounted on the bottom plate 6, the guide plate 7 is provided with guide holes 72, as shown in fig. 16, the lower side of the lower clamping plate 8 is uniformly provided with guide rods 71, as shown in fig. 15, the lower clamping plate 8 is positioned on the upper side of the guide plate 7 through the matching of the guide rods 71 and the guide holes 72; the guide bar 71 serves to guide the lower clamping plate 8.

As shown in fig. 17, the guide plate 7 is mounted on the bottom plate 6, the guide plate 7 is provided with a guide hole 72, as shown in fig. 13, the lower side of the driving block 30 is provided with a guide rod 29, as shown in fig. 15, the driving block 30 is positioned on the upper side of the guide plate 7 through the cooperation of the guide rod 29 and the guide hole 72; the guide rods 29 serve to guide the drive block 30.

In the invention, the upper clamping plate 36 moves upwards to reversely drive the lower clamping plate 8 to move upwards, namely, the distance between the upper clamping plate 36 and the lower clamping plate 8 is kept unchanged after the PE pipe is clamped, and any one of the upper clamping plate 36 and the lower clamping plate 8 cannot independently move, so that the fixing device designed by the invention has a self-locking function.

Claims

PE pipe processingequipment, its characterized in that: the device comprises an upper clamping plate, an adjusting driving mechanism, guide supports, supporting plates, a lower clamping plate and a bottom plate, wherein the two guide supports which play a role in supporting and guiding a PE pipe in the pushing process are respectively arranged on the upper side of the bottom plate through the two symmetrically distributed supporting plates, the upper side surfaces of the guide supports are provided with V-shaped grooves, and the two side surfaces of each V-shaped groove and the horizontal plane form an included angle of 45 degrees; the adjusting and driving mechanism is arranged on the upper side of the bottom plate, the upper clamping plate and the lower clamping plate are positioned on the upper side of the bottom plate, and the adjusting and driving mechanism controls the upper clamping plate and the lower clamping plate to move up and down;

the adjusting and driving mechanism comprises a first gear, a first rack, a second gear, a third gear, a second rack, a first supporting shaft, a driving handle, a first shaft sleeve, a fixing block, a fixing rack, an installation shell, a first connecting block, a second supporting shaft, a second shaft sleeve, a second connecting block, a driving block, an I-shaped block and an upward force spring, wherein a shaft hole is formed in one side of the installation shell, a second guiding square hole and a first guiding square hole are formed in the other side of the installation shell, a second rack opening and a first rack opening are formed in the upper side of the installation shell, the second rack opening is communicated with the first guiding square hole, and the installation shell is installed on the upper side of the bottom plate; the first support shaft is arranged in the mounting shell, one end of the first support shaft penetrates through a shaft hole formed in the mounting shell and is positioned on the outer side of the mounting shell, and the driving handle is arranged at one end, positioned on the outer side of the mounting shell, of the first support shaft; the second gear is arranged on the first supporting shaft; the second rack is arranged in the mounting shell and is matched with a second rack opening formed in the mounting shell; the driving block is arranged on the second rack through a second connecting block; the upper clamping plate is arranged on the driving block in a sliding fit manner; the driving block is matched with a first guide square hole formed in the mounting shell; the second rack is meshed with the second gear; the second support shaft is arranged in the mounting shell, the third gear is arranged at one end of the second support shaft, and the third gear is meshed with the second rack; the first gear is arranged at the other end of the second supporting shaft, the first rack is arranged in the mounting shell, the first rack is connected with the lower clamping plate through a first connecting block, and the first rack is meshed with the first gear; the diameter ratio of the third gear to the first gear is 2.414 which is 0.414 min;

the lower side surface of the upper clamping plate and the upper side surface of the lower clamping plate are positioned in the same plane, and the lower side surface of the upper clamping plate and the upper side surface of the lower clamping plate are positioned on the same plane with the lowest end point of the V-shaped groove on the guide support; an included angle of 180 degrees is formed between the upper clamping plate and the lower clamping plate, and the lower clamping plate is vertical to the guide direction of the guide support;

the upper side of the lower clamping plate is provided with a first elastic rubber plate;

the lower side of one end of the upper clamping plate, which is close to the lower clamping plate, is provided with an inclined plane, and the second elastic rubber plate is matched with the inclined plane;

the bottom plate is provided with a guide plate, the guide plate is provided with a guide hole, the lower side of the lower clamping plate is uniformly provided with a guide rod, and the lower clamping plate is positioned on the upper side of the guide plate through the matching of the guide rod and the guide hole.
2. The PE pipe processing apparatus according to claim 1, wherein: the first supporting shaft is arranged in the mounting shell through two second shaft sleeves; the second support shaft is mounted in the mounting shell through two first bushings.
3. The PE pipe processing apparatus according to claim 1, wherein: the I-shaped block is arranged on the second rack through a second connecting block; the driving block is provided with a sliding groove and a third guide square hole, the driving block is arranged on the I-shaped block through the sliding fit of the sliding groove and the I-shaped block, and an upper force spring is arranged between the driving block and the lower plate of the I-shaped block; a gap is formed between the driving block and the lower side surface of the upper plate of the I-shaped block; the upper clamping plate is arranged on the driving block through a third guide square hole;

when the PE pipe is installed, the lower side surface of the upper clamping plate and the upper side surface of the lower clamping plate are adjusted to form a gap, and the gap is equal to the gap between the driving block and the lower side surface of the upper plate of the H-shaped block.
4. The PE pipe processing apparatus according to claim 1, wherein: the second gear is mounted on the first support shaft by welding.
5. The PE pipe processing apparatus according to claim 1, wherein: the upper force spring is an extension spring.
6. The PE pipe processing apparatus according to claim 2, wherein: the end of the upper clamping plate, which is far away from the lower clamping plate, is provided with a push plate convenient for manual pushing.
7. The PE pipe processing apparatus according to claim 1, wherein: the guide plate is installed on the bottom plate, a guide hole is formed in the guide plate, the guide rod is installed on the lower side of the driving block, and the driving block is located on the upper side of the guide plate through the matching of the guide rod and the guide hole.