CN219196759U

CN219196759U - Core rod tractor

Info

Publication number: CN219196759U
Application number: CN202223580688.4U
Authority: CN
Inventors: 田秋成
Original assignee: Tianjin Jingcheng Weiye Machine Manufacturing Co ltd
Current assignee: Tianjin Jingcheng Weiye Machine Manufacturing Co ltd
Priority date: 2022-12-31
Filing date: 2022-12-31
Publication date: 2023-06-16
Anticipated expiration: 2032-12-31

Abstract

The utility model discloses a core rod tractor, which comprises a core rod tractor body, wherein the core rod tractor body comprises a traction assembly, the traction assembly comprises a core rod and a steel strand bundle, one end of the core rod is provided with a pulling assembly, the pulling assembly comprises a connecting rod and a pull ring, the outer side of the core rod is provided with a fixing assembly, the fixing assembly comprises a sliding sleeve and a lantern ring, the outer side of the core rod is provided with a pushing assembly, the pushing assembly comprises a support plate and a spring, the core rod tractor can adjust the interval between the sliding sleeve and the core rod, can adapt to traction fixing work of the steel strand bundles with different diameters and different numbers of single steel wires, can avoid the situation that the sliding sleeve is limited due to large friction force of the steel strand bundles, can clamp the steel strand bundles rapidly, can clamp or separate the steel strand bundles easily by rotating the support plate, improves fixing and dismantling efficiency, and is labor-saving, and is suitable for traction work of the steel strand bundles.

Description

Core rod tractor

Technical Field

The utility model relates to the technical field of core rod tractor equipment, in particular to a core rod tractor.

Background

When the steel strand is tensioned or dragged to move, the steel strand is often required to be moved by using a tractor, wherein the mandrel tractor is common traction equipment, and the utility model patent with the patent application number of CN201320582550.X discloses a mandrel tractor for a finished steel strand, and the finished steel strand and the mandrel are fastened and connected into a whole by using a constraint ring, so that the mandrel effectively drives the finished steel strand to move together; the mandrel puller is formed by integrating the mandrel and the pulling ring, and has high strength, low cost and convenient replacement; under traction equipment drags, can effectively be safe pass construction pore bellows with finished steel strand bundle, the perforation process can avoid winding and deformation between the steel strand, high efficiency of construction, special extrusion equipment and the instrument simple structure at finished steel strand bundle tip are fixed with the confinement ring, the cost is low, it is effectual to tighten, according to its disclosed technical scheme, current plug tractor equipment is when using, on the one hand, when the diameter of steel strand bundle is different or the diameter and the quantity of single pencil wherein are different, can not fix it effectively, and then be unfavorable for adapting to the traction work of different steel strand bundles, on the other hand, when carrying out traction work, often need great effort to fix steel strand bundle, be unfavorable for the quick fixation and the dismantlement work of steel strand bundle simultaneously, reduce work efficiency.

Disclosure of Invention

Aiming at the defects existing in the prior art, the utility model aims to provide a mandrel puller which solves the problems in the background art, can adapt to the pulling work of different steel strand bundles and is beneficial to the rapid fixing and dismounting work of the steel strand bundles.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a plug tractor, includes the plug tractor body, the plug tractor body includes traction assembly, traction assembly includes plug and steel strand bundle, the pulling subassembly is installed to the one end of plug, the pulling subassembly includes connecting rod and pull ring, fixed subassembly is installed in the outside of plug, fixed subassembly includes sliding sleeve and lantern ring, the promotion subassembly is installed in the outside of plug, the promotion subassembly includes extension board and spring, install on extension board and the plug and remove the subassembly, it includes internal thread and external screw thread to remove the subassembly.

Further, the connecting rod integrated into one piece is in the one end of plug, pull ring integrated into one piece is in the one end of connecting rod, the other end integrated into one piece of plug has the conical head, the diameter of the one end of conical head is greater than the diameter of the other end of conical head.

Further, one end of the steel strand bundle is arranged on the outer side of the other end of the cone head, and the other end of the steel strand bundle is uniformly clamped on the outer sides of the cone head and the core rod.

Further, the support plate is sleeved on the outer side of one end of the core rod, the external thread is arranged on the outer side of the core rod, the internal thread is arranged on the inner wall of the support plate, and the internal thread is matched with the external thread.

Further, the sliding sleeve is sleeved on the outer side of the steel strand bundle, the sliding roller is clamped on the inner wall of the sliding sleeve, the sliding roller is clamped on the outer side of the steel strand bundle, and the sliding rollers are uniformly distributed on the inner side of the sliding sleeve.

Further, the diameter of one end of the core rod is smaller than the diameter of the other end of the core rod, and the inner diameter of one end of the sliding sleeve is smaller than the inner diameter of the other end of the sliding sleeve.

Further, the lantern ring is installed on the outer side of the other end of the sliding sleeve, and the lantern ring is installed on the sliding sleeve through a bearing.

Further, one end of the spring is welded on the support plate, and the other end of the spring bypasses the outer side of the sliding sleeve and is welded on the lantern ring.

The beneficial effects are that: 1. this plug tractor is carrying out fixed work to the steel strand bundle, can be effectively with the steel strand bundle after dispersing again even card in the outside side of plug to carry out the chucking through the sliding sleeve, through the position of adjusting the sliding sleeve, and then adjust the interval between sliding sleeve and the plug, and then carry out the chucking with the steel strand bundle effectively and fix, can adapt to the fixed work of traction of the steel strand bundle of different diameters, the diameter of different single steel wires, different single steel wire quantity.

2. This plug tractor can be fixed the steel strand pencil through the sliding sleeve, effectively utilize the smooth roll to make things convenient for the removal that the sliding sleeve can be quick, avoid because of the frictional force of steel strand pencil is great to lead to the removal of sliding sleeve limited, with the chucking power of avoiding appearing the sliding sleeve to the steel strand pencil not enough, with steel strand pencil quick chucking effectively, the chucking of sliding sleeve to the steel strand pencil is fixed through rotating the extension board can be light, and through reverse rotation extension board, be convenient for separate sliding sleeve and steel strand pencil, improve the efficiency of fixing and dismantlement, and then improve the efficiency of traction work, and can use manpower sparingly consume.

3. The core rod tractor is reasonable in design, is efficient and convenient to use, and is suitable for traction work of a steel strand bundle.

Drawings

FIG. 1 is a schematic view of a mandrel puller according to the present utility model;

FIG. 2 is a cross-sectional view of a mandrel puller of the present utility model;

in the figure: 1. a core rod; 2. a connecting rod; 3. a pull ring; 4. a steel strand bundle; 5. a conical head; 6. a sliding sleeve; 7. a support plate; 8. a collar; 9. a bearing; 10. a spring; 11. a slide roller; 12. an external thread; 13. and (5) an internal thread.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1 to 2, the present utility model provides a technical solution: the core rod tractor comprises a core rod tractor body, wherein the core rod tractor body comprises a traction component, the traction component comprises a core rod 1 and a steel strand bundle 4, a pulling component is arranged at one end of the core rod 1, the pulling component comprises a connecting rod 2 and a pull ring 3, a fixing component is arranged at the outer side of the core rod, the fixing component comprises a sliding sleeve 6 and a lantern ring 8, a pushing component is arranged at the outer side of the core rod 1, the pushing component comprises a support plate 7 and a spring 10, a moving component is arranged on the support plate 7 and the core rod 1, the moving component comprises an internal thread 13 and an external thread 12, the connecting rod 2 is integrally formed at one end of the core rod 1, the pull ring 3 is integrally formed at one end of the connecting rod 2, a conical head 5 is integrally formed at the other end of the core rod 1, the diameter of one end of the conical head 5 is larger than the diameter of the other end of the conical head 5, one end of the steel strand bundle 4 is arranged on the outer side of the other end of the cone head 5, the other end of the steel strand bundle 4 is uniformly clamped on the outer sides of the cone head 5 and the core rod 1, the sliding sleeve 6 is sleeved on the outer sides of the steel strand bundle 4, a sliding roller 11 is clamped on the inner wall of the sliding sleeve 6, the sliding roller 11 is clamped on the outer side of the steel strand bundle 4, the sliding roller 11 is uniformly distributed on the inner side of the sliding sleeve 6, the diameter of one end of the core rod 1 is smaller than the diameter of the other end of the core rod 1, the inner diameter of one end of the sliding sleeve 6 is smaller than the inner diameter of the other end of the core rod 6, during operation, the steel strand bundle 4 is firstly dispersed and then uniformly clamped on the outer side of the core rod 1, the sliding sleeve 6 is moved leftwards by moving the sliding sleeve 6, the inner wall of the sliding sleeve 6 is clamped on the outer side of the dispersed steel strand bundle 4, the interval between the sliding sleeve 6 and the core rod 1 is further adjusted by adjusting the position of the sliding sleeve 6, and then effectively carry out chucking with steel strand 4 and fix, can adapt to the fixed work of traction of steel strand 4 of different diameters, the diameter of different single steel wires, different single steel wire quantity.

In this embodiment, the outside side at the one end of plug 1 is established to the 7 cover of extension board, outside side at plug 1 is offered to external screw thread 12, internal screw thread 13 is offered on the inner wall of extension board 7, internal screw thread 13 cooperatees with external screw thread 12, the outside side at the other end of sliding sleeve 6 is installed to lantern ring 8, lantern ring 8 passes through bearing 9 and installs on sliding sleeve 6, the one end welding of spring 10 is on extension board 7, the outside of sliding sleeve 6 is walked around to the other end of spring 10 and is welded on lantern ring 8, carries out chucking during operation to steel strand 4, clockwise rotation to extension board 7, and extension board 7 drives spring 10 and rotates, and spring 10 drives lantern ring 8 and rotates in the outside of sliding sleeve 6 through bearing 9, and extension board 7 promotes lantern ring 8 through spring 10, lantern ring 8 promotes sliding sleeve 6 left through bearing 9, and then makes the interval of lantern ring 6 and plug 1 reduce gradually, carries out chucking work with the steel strand 4 after the dispersion, utilizes smooth roll 11 to make things convenient for sliding sleeve 6 to remove fast, because of the 6 is hard to the 6 is driven by the cable strand 6, and the tight efficiency is difficult to be removed with the fixed cable strand 6, and the tight efficiency is difficult to the extension board is difficult to be dismantled with the cable harness 6, and the reverse rotation is difficult to the cable harness is difficult to be moved, and the cable harness is difficult to be separated.

This plug tractor is at the during operation, evenly block the outside side at plug 1 after earlier with steel strand 4 dispersion, through removing sliding sleeve 6, make sliding sleeve 6 remove left, and then with the inner wall chucking of sliding sleeve 6 in the outside side of steel strand 4 after the dispersion, through adjusting the position of sliding sleeve 6, and then adjust the interval between sliding sleeve 6 and the plug 1, and then carry out chucking with steel strand 4 effectively and fix, can adapt to the fixed work of pulling of steel strand 4 of different diameters, the diameter of different single steel wires, different single steel wire quantity, carry out chucking during operation to steel strand 4, clockwise turn to extension board 7, extension board 7 drives spring 10 and rotates, spring 10 drives lantern ring 8 and rotates in the outside of sliding sleeve 6 through bearing 9, simultaneously extension board 7 promotes lantern ring 8 through spring 10, lantern ring 8 promotes sliding sleeve 6 through bearing 9 left, and then make the interval between lantern ring 6 and plug 1 reduce gradually, carry out chucking with steel strand 4 after the dispersion and work, utilize smooth roll 11 make things convenient for sliding sleeve 6 can quick removal, because of the big removal of friction to 6 leads to the extension board 6 with the cable harness 6 is difficult to the fixed, and the extension board is difficult to dismantle the cable harness 4, and the efficiency is difficult to carry out the extension board is difficult to carry out, the extension efficiency is avoided the extension harness is difficult to the extension board is difficult to the cable harness 6, the extension efficiency is high enough, the cable harness is difficult to be removed, and is easy to be removed with the extension 4.

Furthermore, it should be understood that although the present disclosure describes embodiments, not every embodiment is provided with a separate embodiment, and that this description is provided for clarity only, and that the disclosure is not limited to the embodiments described in detail below, and that the embodiments described in the examples may be combined as appropriate to form other embodiments that will be apparent to those skilled in the art.

Claims

1. The utility model provides a plug tractor, includes the plug tractor body, the plug tractor body includes traction assembly, traction assembly includes plug (1) and steel strand bundle (4), the pulling subassembly is installed to the one end of plug (1), the pulling subassembly includes connecting rod (2) and pull ring (3), fixed subassembly is installed in the outside of plug, fixed subassembly includes sliding sleeve (6) and lantern ring (8), its characterized in that: the pushing assembly is arranged on the outer side of the core rod (1), and comprises a support plate (7) and a spring (10), wherein the support plate (7) and the core rod (1) are provided with moving assemblies, and each moving assembly comprises an internal thread (13) and an external thread (12).

2. The mandrel puller of claim 1, wherein: connecting rod (2) integrated into one piece is in the one end of plug (1), pull ring (3) integrated into one piece is in the one end of connecting rod (2), the other end integrated into one piece of plug (1) has conical head (5), the diameter of the one end of conical head (5) is greater than the diameter of the other end of conical head (5).

3. The mandrel puller of claim 2, wherein: one end of the steel strand bundle (4) is arranged on the outer side of the other end of the conical head (5), and the other end of the steel strand bundle (4) is uniformly clamped on the outer sides of the conical head (5) and the core rod (1).

4. A mandrel puller as set forth in claim 3 wherein: the support plate (7) is sleeved on the outer side of one end of the core rod (1), the external thread (12) is arranged on the outer side of the core rod (1), the internal thread (13) is arranged on the inner wall of the support plate (7), and the internal thread (13) is matched with the external thread (12).

5. The mandrel puller of claim 4, wherein: the steel strand bundle (4) is sleeved with the sliding sleeve (6), a sliding roller (11) is clamped on the inner wall of the sliding sleeve (6), the sliding roller (11) is clamped on the outer side of the steel strand bundle (4), and the sliding roller (11) is uniformly distributed on the inner side of the sliding sleeve (6).

6. The mandrel puller of claim 5, wherein: the diameter of one end of the core rod (1) is smaller than that of the other end of the core rod (1), and the inner diameter of one end of the sliding sleeve (6) is smaller than that of the other end of the sliding sleeve (6).

7. The mandrel puller of claim 6, wherein: the lantern ring (8) is arranged on the outer side of the other end of the sliding sleeve (6), and the lantern ring (8) is arranged on the sliding sleeve (6) through a bearing (9).

8. The mandrel puller of claim 7, wherein: one end of the spring (10) is welded on the support plate (7), and the other end of the spring (10) bypasses the outer side of the sliding sleeve (6) and is welded on the lantern ring (8).